diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2011-06-15 15:48:40 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-06-15 15:48:40 +0900 |
| commit | fc90ec86294202b306b7b124f2f6d5035c94fa13 (patch) | |
| tree | da3da512c8082f2864c95de9684a0a75ac997dad | |
| parent | d521dd944e461371cb309c7c3568483cd2b6f5f2 (diff) | |
| parent | e6c4d3d43d4d00a0ed945c77e6b89c74b38120d7 (diff) | |
Merge branch 'fbdev/panning-fixes'
345 files changed, 3300 insertions, 1504 deletions
diff --git a/Documentation/md.txt b/Documentation/md.txt index 2366b1c8cf19..f0eee83ff78a 100644 --- a/Documentation/md.txt +++ b/Documentation/md.txt @@ -555,7 +555,7 @@ also have sync_min sync_max The two values, given as numbers of sectors, indicate a range - withing the array where 'check'/'repair' will operate. Must be + within the array where 'check'/'repair' will operate. Must be a multiple of chunk_size. When it reaches "sync_max" it will pause, rather than complete. You can use 'select' or 'poll' on "sync_completed" to wait for diff --git a/MAINTAINERS b/MAINTAINERS index b5ea4d033730..2cc3a9430503 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1739,7 +1739,7 @@ S: Supported F: drivers/net/enic/ CIRRUS LOGIC EP93XX ETHERNET DRIVER -M: Lennert Buytenhek <kernel@wantstofly.org> +M: Hartley Sweeten <hsweeten@visionengravers.com> L: netdev@vger.kernel.org S: Maintained F: drivers/net/arm/ep93xx_eth.c @@ -1889,7 +1889,6 @@ L: cpufreq@vger.kernel.org W: http://www.codemonkey.org.uk/projects/cpufreq/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq.git S: Maintained -F: arch/x86/kernel/cpu/cpufreq/ F: drivers/cpufreq/ F: include/linux/cpufreq.h @@ -4945,6 +4944,7 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/epip/linux-2.6-unicore32.gi F: drivers/input/serio/i8042-unicore32io.h F: drivers/i2c/busses/i2c-puv3.c F: drivers/video/fb-puv3.c +F: drivers/rtc/rtc-puv3.c PMC SIERRA MaxRAID DRIVER M: Anil Ravindranath <anil_ravindranath@pmc-sierra.com> @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 0 SUBLEVEL = 0 -EXTRAVERSION = -rc2 +EXTRAVERSION = -rc3 NAME = Sneaky Weasel # *DOCUMENTATION* @@ -378,7 +378,7 @@ KBUILD_LDFLAGS_MODULE := -T $(srctree)/scripts/module-common.lds # Read KERNELRELEASE from include/config/kernel.release (if it exists) KERNELRELEASE = $(shell cat include/config/kernel.release 2> /dev/null) -KERNELVERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION) +KERNELVERSION = $(VERSION)$(if $(PATCHLEVEL),.$(PATCHLEVEL)$(if $(SUBLEVEL),.$(SUBLEVEL)))$(EXTRAVERSION) export VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE KERNELVERSION export ARCH SRCARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC @@ -1005,7 +1005,7 @@ endef define filechk_version.h (echo \#define LINUX_VERSION_CODE $(shell \ - expr $(VERSION) \* 65536 + $(PATCHLEVEL) \* 256 + $(SUBLEVEL)); \ + expr $(VERSION) \* 65536 + 0$(PATCHLEVEL) \* 256 + 0$(SUBLEVEL)); \ echo '#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))';) endef @@ -1110,11 +1110,6 @@ modules_install: _modinst_ _modinst_post PHONY += _modinst_ _modinst_: - @if [ -z "`$(DEPMOD) -V 2>/dev/null | grep module-init-tools`" ]; then \ - echo "Warning: you may need to install module-init-tools"; \ - echo "See http://www.codemonkey.org.uk/docs/post-halloween-2.6.txt";\ - sleep 1; \ - fi @rm -rf $(MODLIB)/kernel @rm -f $(MODLIB)/source @mkdir -p $(MODLIB)/kernel @@ -1531,12 +1526,7 @@ quiet_cmd_rmfiles = $(if $(wildcard $(rm-files)),CLEAN $(wildcard $(rm-files)) # Run depmod only if we have System.map and depmod is executable quiet_cmd_depmod = DEPMOD $(KERNELRELEASE) - cmd_depmod = \ - if [ -r System.map -a -x $(DEPMOD) ]; then \ - $(DEPMOD) -ae -F System.map \ - $(if $(strip $(INSTALL_MOD_PATH)), -b $(INSTALL_MOD_PATH) ) \ - $(KERNELRELEASE); \ - fi + cmd_depmod = $(srctree)/scripts/depmod.sh $(DEPMOD) $(KERNELRELEASE) # Create temporary dir for module support files # clean it up only when building all modules diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index 82079545adc4..1d4b65fd673e 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -402,11 +402,15 @@ static struct resource ep93xx_eth_resource[] = { } }; +static u64 ep93xx_eth_dma_mask = DMA_BIT_MASK(32); + static struct platform_device ep93xx_eth_device = { .name = "ep93xx-eth", .id = -1, .dev = { - .platform_data = &ep93xx_eth_data, + .platform_data = &ep93xx_eth_data, + .coherent_dma_mask = DMA_BIT_MASK(32), + .dma_mask = &ep93xx_eth_dma_mask, }, .num_resources = ARRAY_SIZE(ep93xx_eth_resource), .resource = ep93xx_eth_resource, diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig index b92c1e557145..1435fc31c4b2 100644 --- a/arch/arm/mach-exynos4/Kconfig +++ b/arch/arm/mach-exynos4/Kconfig @@ -91,6 +91,11 @@ config EXYNOS4_SETUP_FIMC help Common setup code for the camera interfaces. +config EXYNOS4_SETUP_USB_PHY + bool + help + Common setup code for USB PHY controller + # machine support menu "EXYNOS4 Machines" @@ -176,6 +181,7 @@ config MACH_NURI select EXYNOS4_SETUP_I2C3 select EXYNOS4_SETUP_I2C5 select EXYNOS4_SETUP_SDHCI + select EXYNOS4_SETUP_USB_PHY select SAMSUNG_DEV_PWM help Machine support for Samsung Mobile NURI Board. diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile index a9bb94fabaa7..60fe5ecf3599 100644 --- a/arch/arm/mach-exynos4/Makefile +++ b/arch/arm/mach-exynos4/Makefile @@ -56,4 +56,4 @@ obj-$(CONFIG_EXYNOS4_SETUP_KEYPAD) += setup-keypad.o obj-$(CONFIG_EXYNOS4_SETUP_SDHCI) += setup-sdhci.o obj-$(CONFIG_EXYNOS4_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o -obj-$(CONFIG_USB_SUPPORT) += usb-phy.o +obj-$(CONFIG_EXYNOS4_SETUP_USB_PHY) += setup-usb-phy.o diff --git a/arch/arm/mach-exynos4/cpu.c b/arch/arm/mach-exynos4/cpu.c index 08813a6f66b1..9babe4473e88 100644 --- a/arch/arm/mach-exynos4/cpu.c +++ b/arch/arm/mach-exynos4/cpu.c @@ -98,7 +98,7 @@ static struct map_desc exynos4_iodesc[] __initdata = { .length = SZ_4K, .type = MT_DEVICE, }, { - .virtual = (unsigned long)S5P_VA_USB_HSPHY, + .virtual = (unsigned long)S3C_VA_USB_HSPHY, .pfn = __phys_to_pfn(EXYNOS4_PA_HSPHY), .length = SZ_4K, .type = MT_DEVICE, diff --git a/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h b/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h index 703118d5173c..c337cf3a71bf 100644 --- a/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h +++ b/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h @@ -11,7 +11,7 @@ #ifndef __PLAT_S5P_REGS_USB_PHY_H #define __PLAT_S5P_REGS_USB_PHY_H -#define EXYNOS4_HSOTG_PHYREG(x) ((x) + S5P_VA_USB_HSPHY) +#define EXYNOS4_HSOTG_PHYREG(x) ((x) + S3C_VA_USB_HSPHY) #define EXYNOS4_PHYPWR EXYNOS4_HSOTG_PHYREG(0x00) #define PHY1_HSIC_NORMAL_MASK (0xf << 9) diff --git a/arch/arm/mach-exynos4/usb-phy.c b/arch/arm/mach-exynos4/setup-usb-phy.c index 0883c1b824b9..0883c1b824b9 100644 --- a/arch/arm/mach-exynos4/usb-phy.c +++ b/arch/arm/mach-exynos4/setup-usb-phy.c diff --git a/arch/arm/mach-exynos4/time.c b/arch/arm/mach-exynos4/time.c index 86b9fa0d3639..ebb8f38d5405 100644 --- a/arch/arm/mach-exynos4/time.c +++ b/arch/arm/mach-exynos4/time.c @@ -206,6 +206,7 @@ static cycle_t exynos4_pwm4_read(struct clocksource *cs) return (cycle_t) ~__raw_readl(S3C_TIMERREG(0x40)); } +#ifdef CONFIG_PM static void exynos4_pwm4_resume(struct clocksource *cs) { unsigned long pclk; @@ -218,6 +219,7 @@ static void exynos4_pwm4_resume(struct clocksource *cs) exynos4_pwm_init(4, ~0); exynos4_pwm_start(4, 1); } +#endif struct clocksource pwm_clocksource = { .name = "pwm_timer4", diff --git a/arch/arm/mach-s3c2410/Makefile b/arch/arm/mach-s3c2410/Makefile index 0d468e96e83e..81695353d8f4 100644 --- a/arch/arm/mach-s3c2410/Makefile +++ b/arch/arm/mach-s3c2410/Makefile @@ -10,7 +10,6 @@ obj-n := obj- := obj-$(CONFIG_CPU_S3C2410) += s3c2410.o -obj-$(CONFIG_CPU_S3C2410) += irq.o obj-$(CONFIG_CPU_S3C2410_DMA) += dma.o obj-$(CONFIG_CPU_S3C2410_DMA) += dma.o obj-$(CONFIG_S3C2410_PM) += pm.o sleep.o diff --git a/arch/arm/mach-s3c2410/irq.c b/arch/arm/mach-s3c2410/irq.c deleted file mode 100644 index 2854129f8cc7..000000000000 --- a/arch/arm/mach-s3c2410/irq.c +++ /dev/null @@ -1,34 +0,0 @@ -/* linux/arch/arm/mach-s3c2410/irq.c - * - * Copyright (c) 2006 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * -*/ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/ioport.h> -#include <linux/syscore_ops.h> - -#include <plat/cpu.h> -#include <plat/pm.h> - -struct syscore_ops s3c24xx_irq_syscore_ops = { - .suspend = s3c24xx_irq_suspend, - .resume = s3c24xx_irq_resume, -}; diff --git a/arch/arm/mach-s5pv210/cpufreq.c b/arch/arm/mach-s5pv210/cpufreq.c index 22046e2f53c2..153af8b359ec 100644 --- a/arch/arm/mach-s5pv210/cpufreq.c +++ b/arch/arm/mach-s5pv210/cpufreq.c @@ -101,12 +101,14 @@ static void s5pv210_set_refresh(enum s5pv210_dmc_port ch, unsigned long freq) unsigned long tmp, tmp1; void __iomem *reg = NULL; - if (ch == DMC0) + if (ch == DMC0) { reg = (S5P_VA_DMC0 + 0x30); - else if (ch == DMC1) + } else if (ch == DMC1) { reg = (S5P_VA_DMC1 + 0x30); - else + } else { printk(KERN_ERR "Cannot find DMC port\n"); + return; + } /* Find current DRAM frequency */ tmp = s5pv210_dram_conf[ch].freq; diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index c3c417656bd9..4598b06c8c55 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -159,6 +159,9 @@ static void __init db8500_add_gpios(void) /* No custom data yet */ }; + if (cpu_is_u8500v2()) + pdata.supports_sleepmode = true; + dbx500_add_gpios(ARRAY_AND_SIZE(db8500_gpio_base), IRQ_DB8500_GPIO0, &pdata); } diff --git a/arch/arm/plat-nomadik/include/plat/gpio.h b/arch/arm/plat-nomadik/include/plat/gpio.h index ea19a5b2f227..d5d7e651269c 100644 --- a/arch/arm/plat-nomadik/include/plat/gpio.h +++ b/arch/arm/plat-nomadik/include/plat/gpio.h @@ -90,6 +90,7 @@ struct nmk_gpio_platform_data { int num_gpio; u32 (*get_secondary_status)(unsigned int bank); void (*set_ioforce)(bool enable); + bool supports_sleepmode; }; #endif /* __ASM_PLAT_GPIO_H */ diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c index c10d10c56e2e..2abf9660bc6c 100644 --- a/arch/arm/plat-s3c24xx/dma.c +++ b/arch/arm/plat-s3c24xx/dma.c @@ -1199,7 +1199,7 @@ EXPORT_SYMBOL(s3c2410_dma_getposition); #ifdef CONFIG_PM -static void s3c2410_dma_suspend_chan(s3c2410_dma_chan *cp) +static void s3c2410_dma_suspend_chan(struct s3c2410_dma_chan *cp) { printk(KERN_DEBUG "suspending dma channel %d\n", cp->number); diff --git a/arch/arm/plat-s3c24xx/irq.c b/arch/arm/plat-s3c24xx/irq.c index 9aee7e1668b1..fc8c5f89954d 100644 --- a/arch/arm/plat-s3c24xx/irq.c +++ b/arch/arm/plat-s3c24xx/irq.c @@ -23,6 +23,7 @@ #include <linux/interrupt.h> #include <linux/ioport.h> #include <linux/sysdev.h> +#include <linux/syscore_ops.h> #include <asm/irq.h> #include <asm/mach/irq.h> @@ -668,3 +669,8 @@ void __init s3c24xx_init_irq(void) irqdbf("s3c2410: registered interrupt handlers\n"); } + +struct syscore_ops s3c24xx_irq_syscore_ops = { + .suspend = s3c24xx_irq_suspend, + .resume = s3c24xx_irq_resume, +}; diff --git a/arch/arm/plat-s5p/dev-onenand.c b/arch/arm/plat-s5p/dev-onenand.c index 6db926202caa..20336c8f2479 100644 --- a/arch/arm/plat-s5p/dev-onenand.c +++ b/arch/arm/plat-s5p/dev-onenand.c @@ -15,8 +15,6 @@ #include <linux/kernel.h> #include <linux/platform_device.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/onenand.h> #include <mach/irqs.h> #include <mach/map.h> @@ -45,13 +43,3 @@ struct platform_device s5p_device_onenand = { .num_resources = ARRAY_SIZE(s5p_onenand_resources), .resource = s5p_onenand_resources, }; - -void s5p_onenand_set_platdata(struct onenand_platform_data *pdata) -{ - struct onenand_platform_data *pd; - - pd = kmemdup(pdata, sizeof(struct onenand_platform_data), GFP_KERNEL); - if (!pd) - printk(KERN_ERR "%s: no memory for platform data\n", __func__); - s5p_device_onenand.dev.platform_data = pd; -} diff --git a/arch/arm/plat-s5p/include/plat/map-s5p.h b/arch/arm/plat-s5p/include/plat/map-s5p.h index a6c3d327ce72..d973d39666a3 100644 --- a/arch/arm/plat-s5p/include/plat/map-s5p.h +++ b/arch/arm/plat-s5p/include/plat/map-s5p.h @@ -39,7 +39,7 @@ #define S5P_VA_TWD S5P_VA_COREPERI(0x600) #define S5P_VA_GIC_DIST S5P_VA_COREPERI(0x1000) -#define S5P_VA_USB_HSPHY S3C_ADDR(0x02900000) +#define S3C_VA_USB_HSPHY S3C_ADDR(0x02900000) #define VA_VIC(x) (S3C_VA_IRQ + ((x) * 0x10000)) #define VA_VIC0 VA_VIC(0) diff --git a/arch/arm/plat-samsung/dev-onenand.c b/arch/arm/plat-samsung/dev-onenand.c index 45ec73287d8c..f54ae71f0cd2 100644 --- a/arch/arm/plat-samsung/dev-onenand.c +++ b/arch/arm/plat-samsung/dev-onenand.c @@ -13,8 +13,6 @@ #include <linux/kernel.h> #include <linux/platform_device.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/onenand.h> #include <mach/irqs.h> #include <mach/map.h> @@ -43,13 +41,3 @@ struct platform_device s3c_device_onenand = { .num_resources = ARRAY_SIZE(s3c_onenand_resources), .resource = s3c_onenand_resources, }; - -void s3c_onenand_set_platdata(struct onenand_platform_data *pdata) -{ - struct onenand_platform_data *pd; - - pd = kmemdup(pdata, sizeof(struct onenand_platform_data), GFP_KERNEL); - if (!pd) - printk(KERN_ERR "%s: no memory for platform data\n", __func__); - s3c_device_onenand.dev.platform_data = pd; -} diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index b61b8ee7cc52..4af108ff4112 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -75,10 +75,8 @@ extern struct platform_device s5pc100_device_spi1; extern struct platform_device s5pc100_device_spi2; extern struct platform_device s5pv210_device_spi0; extern struct platform_device s5pv210_device_spi1; -extern struct platform_device s5p6440_device_spi0; -extern struct platform_device s5p6440_device_spi1; -extern struct platform_device s5p6450_device_spi0; -extern struct platform_device s5p6450_device_spi1; +extern struct platform_device s5p64x0_device_spi0; +extern struct platform_device s5p64x0_device_spi1; extern struct platform_device s3c_device_hwmon; diff --git a/arch/avr32/configs/atngw100_defconfig b/arch/avr32/configs/atngw100_defconfig index 6f9ca56de1f6..a06bfccc2840 100644 --- a/arch/avr32/configs/atngw100_defconfig +++ b/arch/avr32/configs/atngw100_defconfig @@ -5,6 +5,7 @@ CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/atngw100_evklcd100_defconfig b/arch/avr32/configs/atngw100_evklcd100_defconfig index 7eece0af34c9..d8f1fe80d210 100644 --- a/arch/avr32/configs/atngw100_evklcd100_defconfig +++ b/arch/avr32/configs/atngw100_evklcd100_defconfig @@ -5,6 +5,7 @@ CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/atngw100_evklcd101_defconfig b/arch/avr32/configs/atngw100_evklcd101_defconfig index 387eb9d6e423..d4c5b19ec950 100644 --- a/arch/avr32/configs/atngw100_evklcd101_defconfig +++ b/arch/avr32/configs/atngw100_evklcd101_defconfig @@ -5,6 +5,7 @@ CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/atngw100_mrmt_defconfig b/arch/avr32/configs/atngw100_mrmt_defconfig index 19f6ceeeff7b..6cb786c0baf6 100644 --- a/arch/avr32/configs/atngw100_mrmt_defconfig +++ b/arch/avr32/configs/atngw100_mrmt_defconfig @@ -7,6 +7,7 @@ CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_SYSFS_DEPRECATED_V2=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_SLUB_DEBUG is not set diff --git a/arch/avr32/configs/atngw100mkii_defconfig b/arch/avr32/configs/atngw100mkii_defconfig index f0fe237133a9..6e0dca4d3131 100644 --- a/arch/avr32/configs/atngw100mkii_defconfig +++ b/arch/avr32/configs/atngw100mkii_defconfig @@ -5,6 +5,7 @@ CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/atngw100mkii_evklcd100_defconfig b/arch/avr32/configs/atngw100mkii_evklcd100_defconfig index e4a7c1dc8380..7f2a344a5fa8 100644 --- a/arch/avr32/configs/atngw100mkii_evklcd100_defconfig +++ b/arch/avr32/configs/atngw100mkii_evklcd100_defconfig @@ -5,6 +5,7 @@ CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/atngw100mkii_evklcd101_defconfig b/arch/avr32/configs/atngw100mkii_evklcd101_defconfig index 6f37f70c2c37..085eeba88f67 100644 --- a/arch/avr32/configs/atngw100mkii_evklcd101_defconfig +++ b/arch/avr32/configs/atngw100mkii_evklcd101_defconfig @@ -5,6 +5,7 @@ CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/atstk1002_defconfig b/arch/avr32/configs/atstk1002_defconfig index 4fb01f5ab42f..d1a887e64055 100644 --- a/arch/avr32/configs/atstk1002_defconfig +++ b/arch/avr32/configs/atstk1002_defconfig @@ -5,6 +5,7 @@ CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/atstk1003_defconfig b/arch/avr32/configs/atstk1003_defconfig index 9faaf9b900f2..956f2819ad45 100644 --- a/arch/avr32/configs/atstk1003_defconfig +++ b/arch/avr32/configs/atstk1003_defconfig @@ -5,6 +5,7 @@ CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/atstk1004_defconfig b/arch/avr32/configs/atstk1004_defconfig index 3d2a5d85f970..40c69f38c61a 100644 --- a/arch/avr32/configs/atstk1004_defconfig +++ b/arch/avr32/configs/atstk1004_defconfig @@ -5,6 +5,7 @@ CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/atstk1006_defconfig b/arch/avr32/configs/atstk1006_defconfig index 1ed8f22d4fe2..511eb8af356d 100644 --- a/arch/avr32/configs/atstk1006_defconfig +++ b/arch/avr32/configs/atstk1006_defconfig @@ -5,6 +5,7 @@ CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/favr-32_defconfig b/arch/avr32/configs/favr-32_defconfig index aeadc955db32..19973b06170c 100644 --- a/arch/avr32/configs/favr-32_defconfig +++ b/arch/avr32/configs/favr-32_defconfig @@ -6,6 +6,7 @@ CONFIG_LOG_BUF_SHIFT=14 CONFIG_SYSFS_DEPRECATED_V2=y CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/hammerhead_defconfig b/arch/avr32/configs/hammerhead_defconfig index 1692beeb7ed3..6f45681196d1 100644 --- a/arch/avr32/configs/hammerhead_defconfig +++ b/arch/avr32/configs/hammerhead_defconfig @@ -7,6 +7,7 @@ CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_SYSFS_DEPRECATED_V2=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/configs/merisc_defconfig b/arch/avr32/configs/merisc_defconfig index 8b670a6530bf..3befab966827 100644 --- a/arch/avr32/configs/merisc_defconfig +++ b/arch/avr32/configs/merisc_defconfig @@ -7,6 +7,7 @@ CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_SYSFS_DEPRECATED_V2=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set CONFIG_MODULES=y diff --git a/arch/avr32/configs/mimc200_defconfig b/arch/avr32/configs/mimc200_defconfig index 5a51f2e7ffb9..1bee51f22154 100644 --- a/arch/avr32/configs/mimc200_defconfig +++ b/arch/avr32/configs/mimc200_defconfig @@ -7,6 +7,7 @@ CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_SYSFS_DEPRECATED_V2=y CONFIG_BLK_DEV_INITRD=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_BASE_FULL is not set # CONFIG_COMPAT_BRK is not set diff --git a/arch/avr32/include/asm/processor.h b/arch/avr32/include/asm/processor.h index 49a88f5a9d2f..108502bc6770 100644 --- a/arch/avr32/include/asm/processor.h +++ b/arch/avr32/include/asm/processor.h @@ -131,7 +131,6 @@ struct thread_struct { */ #define start_thread(regs, new_pc, new_sp) \ do { \ - set_fs(USER_DS); \ memset(regs, 0, sizeof(*regs)); \ regs->sr = MODE_USER; \ regs->pc = new_pc & ~1; \ diff --git a/arch/avr32/mach-at32ap/at32ap700x.c b/arch/avr32/mach-at32ap/at32ap700x.c index aa677e2a3823..7fbf0dcb9afe 100644 --- a/arch/avr32/mach-at32ap/at32ap700x.c +++ b/arch/avr32/mach-at32ap/at32ap700x.c @@ -1043,8 +1043,9 @@ void __init at32_map_usart(unsigned int hw_id, unsigned int line, int flags) data->regs = (void __iomem *)pdev->resource[0].start; } + pdev->id = line; pdata = pdev->dev.platform_data; - pdata->num = portnr; + pdata->num = line; at32_usarts[line] = pdev; } diff --git a/arch/avr32/mach-at32ap/include/mach/cpu.h b/arch/avr32/mach-at32ap/include/mach/cpu.h index 9c96a130f3a8..8181293115e4 100644 --- a/arch/avr32/mach-at32ap/include/mach/cpu.h +++ b/arch/avr32/mach-at32ap/include/mach/cpu.h @@ -31,8 +31,20 @@ #define cpu_is_at91sam9263() (0) #define cpu_is_at91sam9rl() (0) #define cpu_is_at91cap9() (0) +#define cpu_is_at91cap9_revB() (0) +#define cpu_is_at91cap9_revC() (0) #define cpu_is_at91sam9g10() (0) +#define cpu_is_at91sam9g20() (0) #define cpu_is_at91sam9g45() (0) #define cpu_is_at91sam9g45es() (0) +#define cpu_is_at91sam9m10() (0) +#define cpu_is_at91sam9g46() (0) +#define cpu_is_at91sam9m11() (0) +#define cpu_is_at91sam9x5() (0) +#define cpu_is_at91sam9g15() (0) +#define cpu_is_at91sam9g35() (0) +#define cpu_is_at91sam9x35() (0) +#define cpu_is_at91sam9g25() (0) +#define cpu_is_at91sam9x25() (0) #endif /* __ASM_ARCH_CPU_H */ diff --git a/arch/avr32/mach-at32ap/intc.c b/arch/avr32/mach-at32ap/intc.c index 3e3646186c9f..c9ac2f8e8f64 100644 --- a/arch/avr32/mach-at32ap/intc.c +++ b/arch/avr32/mach-at32ap/intc.c @@ -167,14 +167,12 @@ static int intc_suspend(void) return 0; } -static int intc_resume(void) +static void intc_resume(void) { int i; for (i = 0; i < 64; i++) intc_writel(&intc0, INTPR0 + 4 * i, intc0.saved_ipr[i]); - - return 0; } #else #define intc_suspend NULL diff --git a/arch/m68k/Kconfig.nommu b/arch/m68k/Kconfig.nommu index fc98f9b9d4d2..b004dc1b1710 100644 --- a/arch/m68k/Kconfig.nommu +++ b/arch/m68k/Kconfig.nommu @@ -14,6 +14,33 @@ config GENERIC_CLOCKEVENTS bool default n +config M68000 + bool + help + The Freescale (was Motorola) 68000 CPU is the first generation of + the well known M68K family of processors. The CPU core as well as + being available as a stand alone CPU was also used in many + System-On-Chip devices (eg 68328, 68302, etc). It does not contain + a paging MMU. + +config MCPU32 + bool + help + The Freescale (was then Motorola) CPU32 is a CPU core that is + based on the 68020 processor. For the most part it is used in + System-On-Chip parts, and does not contain a paging MMU. + +config COLDFIRE + bool + select GENERIC_GPIO + select ARCH_REQUIRE_GPIOLIB + help + The Freescale ColdFire family of processors is a modern derivitive + of the 68000 processor family. They are mainly targeted at embedded + applications, and are all System-On-Chip (SOC) devices, as opposed + to stand alone CPUs. They implement a subset of the original 68000 + processor instruction set. + config COLDFIRE_SW_A7 bool default n @@ -36,26 +63,31 @@ choice config M68328 bool "MC68328" + select M68000 help Motorola 68328 processor support. config M68EZ328 bool "MC68EZ328" + select M68000 help Motorola 68EX328 processor support. config M68VZ328 bool "MC68VZ328" + select M68000 help Motorola 68VZ328 processor support. config M68360 bool "MC68360" + select MCPU32 help Motorola 68360 processor support. config M5206 bool "MCF5206" + select COLDFIRE select COLDFIRE_SW_A7 select HAVE_MBAR help @@ -63,6 +95,7 @@ config M5206 config M5206e bool "MCF5206e" + select COLDFIRE select COLDFIRE_SW_A7 select HAVE_MBAR help @@ -70,6 +103,7 @@ config M5206e config M520x bool "MCF520x" + select COLDFIRE select GENERIC_CLOCKEVENTS select HAVE_CACHE_SPLIT help @@ -77,6 +111,7 @@ config M520x config M523x bool "MCF523x" + select COLDFIRE select GENERIC_CLOCKEVENTS select HAVE_CACHE_SPLIT select HAVE_IPSBAR @@ -85,6 +120,7 @@ config M523x config M5249 bool "MCF5249" + select COLDFIRE select COLDFIRE_SW_A7 select HAVE_MBAR help @@ -92,6 +128,7 @@ config M5249 config M5271 bool "MCF5271" + select COLDFIRE select HAVE_CACHE_SPLIT select HAVE_IPSBAR help @@ -99,6 +136,7 @@ config M5271 config M5272 bool "MCF5272" + select COLDFIRE select COLDFIRE_SW_A7 select HAVE_MBAR help @@ -106,6 +144,7 @@ config M5272 config M5275 bool "MCF5275" + select COLDFIRE select HAVE_CACHE_SPLIT select HAVE_IPSBAR help @@ -113,6 +152,7 @@ config M5275 config M528x bool "MCF528x" + select COLDFIRE select GENERIC_CLOCKEVENTS select HAVE_CACHE_SPLIT select HAVE_IPSBAR @@ -121,6 +161,7 @@ config M528x config M5307 bool "MCF5307" + select COLDFIRE select COLDFIRE_SW_A7 select HAVE_CACHE_CB select HAVE_MBAR @@ -129,12 +170,14 @@ config M5307 config M532x bool "MCF532x" + select COLDFIRE select HAVE_CACHE_CB help Freescale (Motorola) ColdFire 532x processor support. config M5407 bool "MCF5407" + select COLDFIRE select COLDFIRE_SW_A7 select HAVE_CACHE_CB select HAVE_MBAR @@ -143,6 +186,7 @@ config M5407 config M547x bool "MCF547x" + select COLDFIRE select HAVE_CACHE_CB select HAVE_MBAR help @@ -150,6 +194,7 @@ config M547x config M548x bool "MCF548x" + select COLDFIRE select HAVE_CACHE_CB select HAVE_MBAR help @@ -168,13 +213,6 @@ config M54xx depends on (M548x || M547x) default y -config COLDFIRE - bool - depends on (M5206 || M5206e || M520x || M523x || M5249 || M527x || M5272 || M528x || M5307 || M532x || M5407 || M54xx) - select GENERIC_GPIO - select ARCH_REQUIRE_GPIOLIB - default y - config CLOCK_SET bool "Enable setting the CPU clock frequency" default n diff --git a/arch/m68k/kernel/m68k_ksyms.c b/arch/m68k/kernel/m68k_ksyms.c index 33f82769547c..1b7a14d1a000 100644 --- a/arch/m68k/kernel/m68k_ksyms.c +++ b/arch/m68k/kernel/m68k_ksyms.c @@ -14,8 +14,7 @@ EXPORT_SYMBOL(__ashrdi3); EXPORT_SYMBOL(__lshrdi3); EXPORT_SYMBOL(__muldi3); -#if !defined(__mc68020__) && !defined(__mc68030__) && \ - !defined(__mc68040__) && !defined(__mc68060__) && !defined(__mcpu32__) +#if defined(CONFIG_M68000) || defined(CONFIG_COLDFIRE) /* * Simpler 68k and ColdFire parts also need a few other gcc functions. */ diff --git a/arch/m68k/kernel/vmlinux.lds_no.S b/arch/m68k/kernel/vmlinux.lds_no.S index f4d715cdca0e..7dc4087a9545 100644 --- a/arch/m68k/kernel/vmlinux.lds_no.S +++ b/arch/m68k/kernel/vmlinux.lds_no.S @@ -84,52 +84,52 @@ SECTIONS { /* Kernel symbol table: Normal symbols */ . = ALIGN(4); __start___ksymtab = .; - *(__ksymtab) + *(SORT(___ksymtab+*)) __stop___ksymtab = .; /* Kernel symbol table: GPL-only symbols */ __start___ksymtab_gpl = .; - *(__ksymtab_gpl) + *(SORT(___ksymtab_gpl+*)) __stop___ksymtab_gpl = .; /* Kernel symbol table: Normal unused symbols */ __start___ksymtab_unused = .; - *(__ksymtab_unused) + *(SORT(___ksymtab_unused+*)) __stop___ksymtab_unused = .; /* Kernel symbol table: GPL-only unused symbols */ __start___ksymtab_unused_gpl = .; - *(__ksymtab_unused_gpl) + *(SORT(___ksymtab_unused_gpl+*)) __stop___ksymtab_unused_gpl = .; /* Kernel symbol table: GPL-future symbols */ __start___ksymtab_gpl_future = .; - *(__ksymtab_gpl_future) + *(SORT(___ksymtab_gpl_future+*)) __stop___ksymtab_gpl_future = .; /* Kernel symbol table: Normal symbols */ __start___kcrctab = .; - *(__kcrctab) + *(SORT(___kcrctab+*)) __stop___kcrctab = .; /* Kernel symbol table: GPL-only symbols */ __start___kcrctab_gpl = .; - *(__kcrctab_gpl) + *(SORT(___kcrctab_gpl+*)) __stop___kcrctab_gpl = .; /* Kernel symbol table: Normal unused symbols */ __start___kcrctab_unused = .; - *(__kcrctab_unused) + *(SORT(___kcrctab_unused+*)) __stop___kcrctab_unused = .; /* Kernel symbol table: GPL-only unused symbols */ __start___kcrctab_unused_gpl = .; - *(__kcrctab_unused_gpl) + *(SORT(___kcrctab_unused_gpl+*)) __stop___kcrctab_unused_gpl = .; /* Kernel symbol table: GPL-future symbols */ __start___kcrctab_gpl_future = .; - *(__kcrctab_gpl_future) + *(SORT(___kcrctab_gpl_future+*)) __stop___kcrctab_gpl_future = .; /* Kernel symbol table: strings */ diff --git a/arch/m68k/lib/memcpy.c b/arch/m68k/lib/memcpy.c index 62182c81e91c..064889316974 100644 --- a/arch/m68k/lib/memcpy.c +++ b/arch/m68k/lib/memcpy.c @@ -34,8 +34,10 @@ void *memcpy(void *to, const void *from, size_t n) if (temp) { long *lto = to; const long *lfrom = from; -#if defined(__mc68020__) || defined(__mc68030__) || \ - defined(__mc68040__) || defined(__mc68060__) || defined(__mcpu32__) +#if defined(CONFIG_M68000) || defined(CONFIG_COLDFIRE) + for (; temp; temp--) + *lto++ = *lfrom++; +#else asm volatile ( " movel %2,%3\n" " andw #7,%3\n" @@ -56,9 +58,6 @@ void *memcpy(void *to, const void *from, size_t n) " jpl 4b" : "=a" (lfrom), "=a" (lto), "=d" (temp), "=&d" (temp1) : "0" (lfrom), "1" (lto), "2" (temp)); -#else - for (; temp; temp--) - *lto++ = *lfrom++; #endif to = lto; from = lfrom; diff --git a/arch/m68k/lib/memset.c b/arch/m68k/lib/memset.c index f649e6a2e644..8a7639f0a2fe 100644 --- a/arch/m68k/lib/memset.c +++ b/arch/m68k/lib/memset.c @@ -32,8 +32,10 @@ void *memset(void *s, int c, size_t count) temp = count >> 2; if (temp) { long *ls = s; -#if defined(__mc68020__) || defined(__mc68030__) || \ - defined(__mc68040__) || defined(__mc68060__) || defined(__mcpu32__) +#if defined(CONFIG_M68000) || defined(CONFIG_COLDFIRE) + for (; temp; temp--) + *ls++ = c; +#else size_t temp1; asm volatile ( " movel %1,%2\n" @@ -55,9 +57,6 @@ void *memset(void *s, int c, size_t count) " jpl 1b" : "=a" (ls), "=d" (temp), "=&d" (temp1) : "d" (c), "0" (ls), "1" (temp)); -#else - for (; temp; temp--) - *ls++ = c; #endif s = ls; } diff --git a/arch/m68k/lib/muldi3.c b/arch/m68k/lib/muldi3.c index 079bafca073e..79e928a525d0 100644 --- a/arch/m68k/lib/muldi3.c +++ b/arch/m68k/lib/muldi3.c @@ -19,17 +19,7 @@ along with GNU CC; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#if defined(__mc68020__) || defined(__mc68030__) || \ - defined(__mc68040__) || defined(__mc68060__) || defined(__mcpu32__) - -#define umul_ppmm(w1, w0, u, v) \ - __asm__ ("mulu%.l %3,%1:%0" \ - : "=d" ((USItype)(w0)), \ - "=d" ((USItype)(w1)) \ - : "%0" ((USItype)(u)), \ - "dmi" ((USItype)(v))) - -#else +#if defined(CONFIG_M68000) || defined(CONFIG_COLDFIRE) #define SI_TYPE_SIZE 32 #define __BITS4 (SI_TYPE_SIZE / 4) @@ -61,6 +51,15 @@ Boston, MA 02111-1307, USA. */ (w0) = __ll_lowpart (__x1) * __ll_B + __ll_lowpart (__x0); \ } while (0) +#else + +#define umul_ppmm(w1, w0, u, v) \ + __asm__ ("mulu%.l %3,%1:%0" \ + : "=d" ((USItype)(w0)), \ + "=d" ((USItype)(w1)) \ + : "%0" ((USItype)(u)), \ + "dmi" ((USItype)(v))) + #endif #define __umulsidi3(u, v) \ diff --git a/arch/powerpc/boot/.gitignore b/arch/powerpc/boot/.gitignore index 3d80c3e9cf60..12da77ec0228 100644 --- a/arch/powerpc/boot/.gitignore +++ b/arch/powerpc/boot/.gitignore @@ -1,5 +1,4 @@ addnote -dtc empty.c hack-coff infblock.c diff --git a/arch/powerpc/boot/dtc-src/.gitignore b/arch/powerpc/boot/dtc-src/.gitignore deleted file mode 100644 index a7c3f94e5e75..000000000000 --- a/arch/powerpc/boot/dtc-src/.gitignore +++ /dev/null @@ -1,3 +0,0 @@ -dtc-lexer.lex.c -dtc-parser.tab.c -dtc-parser.tab.h diff --git a/arch/powerpc/include/asm/rio.h b/arch/powerpc/include/asm/rio.h index d902abd33995..b1d2deceeedb 100644 --- a/arch/powerpc/include/asm/rio.h +++ b/arch/powerpc/include/asm/rio.h @@ -14,7 +14,7 @@ #define ASM_PPC_RIO_H extern void platform_rio_init(void); -#ifdef CONFIG_RAPIDIO +#ifdef CONFIG_FSL_RIO extern int fsl_rio_mcheck_exception(struct pt_regs *); #else static inline int fsl_rio_mcheck_exception(struct pt_regs *regs) {return 0; } diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 34d2722b9451..9fb933248ab6 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -1979,7 +1979,7 @@ static struct cpu_spec __initdata cpu_specs[] = { .pvr_value = 0x80240000, .cpu_name = "e5500", .cpu_features = CPU_FTRS_E5500, - .cpu_user_features = COMMON_USER_BOOKE, + .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU, .mmu_features = MMU_FTR_TYPE_FSL_E | MMU_FTR_BIG_PHYS | MMU_FTR_USE_TLBILX, .icache_bsize = 64, diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index f2c906b1d8d3..8c3112a57cf2 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -82,11 +82,29 @@ static int __init early_parse_mem(char *p) } early_param("mem", early_parse_mem); +/* + * overlaps_initrd - check for overlap with page aligned extension of + * initrd. + */ +static inline int overlaps_initrd(unsigned long start, unsigned long size) +{ +#ifdef CONFIG_BLK_DEV_INITRD + if (!initrd_start) + return 0; + + return (start + size) > _ALIGN_DOWN(initrd_start, PAGE_SIZE) && + start <= _ALIGN_UP(initrd_end, PAGE_SIZE); +#else + return 0; +#endif +} + /** * move_device_tree - move tree to an unused area, if needed. * * The device tree may be allocated beyond our memory limit, or inside the - * crash kernel region for kdump. If so, move it out of the way. + * crash kernel region for kdump, or within the page aligned range of initrd. + * If so, move it out of the way. */ static void __init move_device_tree(void) { @@ -99,7 +117,8 @@ static void __init move_device_tree(void) size = be32_to_cpu(initial_boot_params->totalsize); if ((memory_limit && (start + size) > PHYSICAL_START + memory_limit) || - overlaps_crashkernel(start, size)) { + overlaps_crashkernel(start, size) || + overlaps_initrd(start, size)) { p = __va(memblock_alloc(size, PAGE_SIZE)); memcpy(p, initial_boot_params, size); initial_boot_params = (struct boot_param_header *)p; @@ -555,7 +574,9 @@ static void __init early_reserve_mem(void) #ifdef CONFIG_BLK_DEV_INITRD /* then reserve the initrd, if any */ if (initrd_start && (initrd_end > initrd_start)) - memblock_reserve(__pa(initrd_start), initrd_end - initrd_start); + memblock_reserve(_ALIGN_DOWN(__pa(initrd_start), PAGE_SIZE), + _ALIGN_UP(initrd_end, PAGE_SIZE) - + _ALIGN_DOWN(initrd_start, PAGE_SIZE)); #endif /* CONFIG_BLK_DEV_INITRD */ #ifdef CONFIG_PPC32 diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c index d65b591e5556..5de0f254dbb5 100644 --- a/arch/powerpc/mm/init_32.c +++ b/arch/powerpc/mm/init_32.c @@ -223,21 +223,6 @@ void free_initmem(void) #undef FREESEC } -#ifdef CONFIG_BLK_DEV_INITRD -void free_initrd_mem(unsigned long start, unsigned long end) -{ - if (start < end) - printk ("Freeing initrd memory: %ldk freed\n", (end - start) >> 10); - for (; start < end; start += PAGE_SIZE) { - ClearPageReserved(virt_to_page(start)); - init_page_count(virt_to_page(start)); - free_page(start); - totalram_pages++; - } -} -#endif - - #ifdef CONFIG_8xx /* No 8xx specific .c file to put that in ... */ void setup_initial_memory_limit(phys_addr_t first_memblock_base, phys_addr_t first_memblock_size) diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c index 6374b2196a17..f6dbb4c20e64 100644 --- a/arch/powerpc/mm/init_64.c +++ b/arch/powerpc/mm/init_64.c @@ -99,20 +99,6 @@ void free_initmem(void) ((unsigned long)__init_end - (unsigned long)__init_begin) >> 10); } -#ifdef CONFIG_BLK_DEV_INITRD -void free_initrd_mem(unsigned long start, unsigned long end) -{ - if (start < end) - printk ("Freeing initrd memory: %ldk freed\n", (end - start) >> 10); - for (; start < end; start += PAGE_SIZE) { - ClearPageReserved(virt_to_page(start)); - init_page_count(virt_to_page(start)); - free_page(start); - totalram_pages++; - } -} -#endif - static void pgd_ctor(void *addr) { memset(addr, 0, PGD_TABLE_SIZE); diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 57e545b84bf1..29d4dde65c45 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -382,6 +382,25 @@ void __init mem_init(void) mem_init_done = 1; } +#ifdef CONFIG_BLK_DEV_INITRD +void __init free_initrd_mem(unsigned long start, unsigned long end) +{ + if (start >= end) + return; + + start = _ALIGN_DOWN(start, PAGE_SIZE); + end = _ALIGN_UP(end, PAGE_SIZE); + pr_info("Freeing initrd memory: %ldk freed\n", (end - start) >> 10); + + for (; start < end; start += PAGE_SIZE) { + ClearPageReserved(virt_to_page(start)); + init_page_count(virt_to_page(start)); + free_page(start); + totalram_pages++; + } +} +#endif + /* * This is called when a page has been modified by the kernel. * It just marks the page as not i-cache clean. We do the i-cache diff --git a/arch/powerpc/sysdev/fsl_lbc.c b/arch/powerpc/sysdev/fsl_lbc.c index 0608b1657da4..d917573cf1a8 100644 --- a/arch/powerpc/sysdev/fsl_lbc.c +++ b/arch/powerpc/sysdev/fsl_lbc.c @@ -196,9 +196,6 @@ static int __devinit fsl_lbc_ctrl_init(struct fsl_lbc_ctrl *ctrl, out_be32(&lbc->lteccr, LTECCR_CLEAR); out_be32(&lbc->ltedr, LTEDR_ENABLE); - /* Enable interrupts for any detected events */ - out_be32(&lbc->lteir, LTEIR_ENABLE); - /* Set the monitor timeout value to the maximum for erratum A001 */ if (of_device_is_compatible(node, "fsl,elbc")) clrsetbits_be32(&lbc->lbcr, LBCR_BMT, LBCR_BMTPS); @@ -322,6 +319,9 @@ static int __devinit fsl_lbc_ctrl_probe(struct platform_device *dev) goto err; } + /* Enable interrupts for any detected events */ + out_be32(&fsl_lbc_ctrl_dev->regs->lteir, LTEIR_ENABLE); + return 0; err: diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index af32e17fa170..253986bd6bb6 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -26,7 +26,6 @@ config SPARC select HAVE_DMA_API_DEBUG select HAVE_ARCH_JUMP_LABEL select HAVE_GENERIC_HARDIRQS - select GENERIC_HARDIRQS_NO_DEPRECATED select GENERIC_IRQ_SHOW select USE_GENERIC_SMP_HELPERS if SMP @@ -528,6 +527,23 @@ config PCI_DOMAINS config PCI_SYSCALL def_bool PCI +config PCIC_PCI + bool + depends on PCI && SPARC32 && !SPARC_LEON + default y + +config LEON_PCI + bool + depends on PCI && SPARC_LEON + default y + +config GRPCI2 + bool "GRPCI2 Host Bridge Support" + depends on LEON_PCI + default y + help + Say Y here to include the GRPCI2 Host Bridge Driver. + source "drivers/pci/Kconfig" source "drivers/pcmcia/Kconfig" diff --git a/arch/sparc/include/asm/floppy_32.h b/arch/sparc/include/asm/floppy_32.h index 482c79e2a416..7440915e86d8 100644 --- a/arch/sparc/include/asm/floppy_32.h +++ b/arch/sparc/include/asm/floppy_32.h @@ -138,7 +138,7 @@ static unsigned char sun_82072_fd_inb(int port) return sun_fdc->data_82072; case 7: /* FD_DIR */ return sun_read_dir(); - }; + } panic("sun_82072_fd_inb: How did I get here?"); } @@ -161,7 +161,7 @@ static void sun_82072_fd_outb(unsigned char value, int port) case 4: /* FD_STATUS */ sun_fdc->status_82072 = value; break; - }; + } return; } @@ -186,7 +186,7 @@ static unsigned char sun_82077_fd_inb(int port) return sun_fdc->data_82077; case 7: /* FD_DIR */ return sun_read_dir(); - }; + } panic("sun_82077_fd_inb: How did I get here?"); } @@ -212,7 +212,7 @@ static void sun_82077_fd_outb(unsigned char value, int port) case 3: /* FD_TDR */ sun_fdc->tapectl_82077 = value; break; - }; + } return; } diff --git a/arch/sparc/include/asm/floppy_64.h b/arch/sparc/include/asm/floppy_64.h index 6597ce874d78..bcef1f5a2a6d 100644 --- a/arch/sparc/include/asm/floppy_64.h +++ b/arch/sparc/include/asm/floppy_64.h @@ -111,7 +111,7 @@ static unsigned char sun_82077_fd_inb(unsigned long port) case 7: /* FD_DIR */ /* XXX: Is DCL on 0x80 in sun4m? */ return sbus_readb(&sun_fdc->dir_82077); - }; + } panic("sun_82072_fd_inb: How did I get here?"); } @@ -135,7 +135,7 @@ static void sun_82077_fd_outb(unsigned char value, unsigned long port) case 4: /* FD_STATUS */ sbus_writeb(value, &sun_fdc->status_82077); break; - }; + } return; } diff --git a/arch/sparc/include/asm/leon.h b/arch/sparc/include/asm/leon.h index 6bdaf1e43d2a..a4e457f003ed 100644 --- a/arch/sparc/include/asm/leon.h +++ b/arch/sparc/include/asm/leon.h @@ -318,6 +318,9 @@ struct device_node; extern unsigned int leon_build_device_irq(unsigned int real_irq, irq_flow_handler_t flow_handler, const char *name, int do_ack); +extern void leon_update_virq_handling(unsigned int virq, + irq_flow_handler_t flow_handler, + const char *name, int do_ack); extern void leon_clear_clock_irq(void); extern void leon_load_profile_irq(int cpu, unsigned int limit); extern void leon_init_timers(irq_handler_t counter_fn); diff --git a/arch/sparc/include/asm/leon_pci.h b/arch/sparc/include/asm/leon_pci.h new file mode 100644 index 000000000000..42b4b31a82fe --- /dev/null +++ b/arch/sparc/include/asm/leon_pci.h @@ -0,0 +1,21 @@ +/* + * asm/leon_pci.h + * + * Copyright (C) 2011 Aeroflex Gaisler AB, Daniel Hellstrom + */ + +#ifndef _ASM_LEON_PCI_H_ +#define _ASM_LEON_PCI_H_ + +/* PCI related definitions */ +struct leon_pci_info { + struct pci_ops *ops; + struct resource io_space; + struct resource mem_space; + int (*map_irq)(struct pci_dev *dev, u8 slot, u8 pin); +}; + +extern void leon_pci_init(struct platform_device *ofdev, + struct leon_pci_info *info); + +#endif /* _ASM_LEON_PCI_H_ */ diff --git a/arch/sparc/include/asm/pci_32.h b/arch/sparc/include/asm/pci_32.h index 332ac9ab36bc..862e3ce92b15 100644 --- a/arch/sparc/include/asm/pci_32.h +++ b/arch/sparc/include/asm/pci_32.h @@ -47,7 +47,31 @@ extern struct device_node *pci_device_to_OF_node(struct pci_dev *pdev); #endif /* __KERNEL__ */ +#ifndef CONFIG_LEON_PCI /* generic pci stuff */ #include <asm-generic/pci.h> +#else +/* + * On LEON PCI Memory space is mapped 1:1 with physical address space. + * + * I/O space is located at low 64Kbytes in PCI I/O space. The I/O addresses + * are converted into CPU addresses to virtual addresses that are mapped with + * MMU to the PCI Host PCI I/O space window which are translated to the low + * 64Kbytes by the Host controller. + */ + +extern void +pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, + struct resource *res); + +extern void +pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, + struct pci_bus_region *region); + +static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) +{ + return PCI_IRQ_NONE; +} +#endif #endif /* __SPARC_PCI_H */ diff --git a/arch/sparc/include/asm/pcic.h b/arch/sparc/include/asm/pcic.h index 7eb5d78f5211..6676cbcc8b6a 100644 --- a/arch/sparc/include/asm/pcic.h +++ b/arch/sparc/include/asm/pcic.h @@ -29,7 +29,7 @@ struct linux_pcic { int pcic_imdim; }; -#ifdef CONFIG_PCI +#ifdef CONFIG_PCIC_PCI extern int pcic_present(void); extern int pcic_probe(void); extern void pci_time_init(void); diff --git a/arch/sparc/include/asm/system_32.h b/arch/sparc/include/asm/system_32.h index 47a7e862474e..aba16092a81b 100644 --- a/arch/sparc/include/asm/system_32.h +++ b/arch/sparc/include/asm/system_32.h @@ -220,7 +220,7 @@ static inline unsigned long __xchg(unsigned long x, __volatile__ void * ptr, int switch (size) { case 4: return xchg_u32(ptr, x); - }; + } __xchg_called_with_bad_pointer(); return x; } diff --git a/arch/sparc/include/asm/system_64.h b/arch/sparc/include/asm/system_64.h index 3c96d3bb9f15..10bcabce97b2 100644 --- a/arch/sparc/include/asm/system_64.h +++ b/arch/sparc/include/asm/system_64.h @@ -234,7 +234,7 @@ static inline unsigned long __xchg(unsigned long x, __volatile__ void * ptr, return xchg32(ptr, x); case 8: return xchg64(ptr, x); - }; + } __xchg_called_with_bad_pointer(); return x; } diff --git a/arch/sparc/kernel/Makefile b/arch/sparc/kernel/Makefile index 9cff2709a96d..b90b4a1d070a 100644 --- a/arch/sparc/kernel/Makefile +++ b/arch/sparc/kernel/Makefile @@ -73,7 +73,9 @@ obj-$(CONFIG_SPARC64_SMP) += cpumap.o obj-y += dma.o -obj-$(CONFIG_SPARC32_PCI) += pcic.o +obj-$(CONFIG_PCIC_PCI) += pcic.o +obj-$(CONFIG_LEON_PCI) += leon_pci.o +obj-$(CONFIG_GRPCI2) += leon_pci_grpci2.o obj-$(CONFIG_SMP) += trampoline_$(BITS).o smp_$(BITS).o obj-$(CONFIG_SPARC32_SMP) += sun4m_smp.o sun4d_smp.o leon_smp.o diff --git a/arch/sparc/kernel/apc.c b/arch/sparc/kernel/apc.c index 1e34f29e58bb..caef9deb5866 100644 --- a/arch/sparc/kernel/apc.c +++ b/arch/sparc/kernel/apc.c @@ -123,7 +123,7 @@ static long apc_ioctl(struct file *f, unsigned int cmd, unsigned long __arg) default: return -EINVAL; - }; + } return 0; } diff --git a/arch/sparc/kernel/auxio_32.c b/arch/sparc/kernel/auxio_32.c index 8505e0ac78ba..acf5151f3c1d 100644 --- a/arch/sparc/kernel/auxio_32.c +++ b/arch/sparc/kernel/auxio_32.c @@ -101,7 +101,7 @@ void set_auxio(unsigned char bits_on, unsigned char bits_off) break; default: panic("Can't set AUXIO register on this machine."); - }; + } spin_unlock_irqrestore(&auxio_lock, flags); } EXPORT_SYMBOL(set_auxio); diff --git a/arch/sparc/kernel/chmc.c b/arch/sparc/kernel/chmc.c index 668c7be5d365..5f450260981d 100644 --- a/arch/sparc/kernel/chmc.c +++ b/arch/sparc/kernel/chmc.c @@ -664,7 +664,7 @@ static void chmc_interpret_one_decode_reg(struct chmc *p, int which_bank, u64 va case 0x0: bp->interleave = 16; break; - }; + } /* UK[10] is reserved, and UK[11] is not set for the SDRAM * bank size definition. diff --git a/arch/sparc/kernel/entry.S b/arch/sparc/kernel/entry.S index 8341963f4c84..9fe08a1ea6c6 100644 --- a/arch/sparc/kernel/entry.S +++ b/arch/sparc/kernel/entry.S @@ -229,7 +229,7 @@ real_irq_entry: #ifdef CONFIG_SMP .globl patchme_maybe_smp_msg - cmp %l7, 12 + cmp %l7, 11 patchme_maybe_smp_msg: bgu maybe_smp4m_msg nop @@ -293,7 +293,7 @@ maybe_smp4m_msg: WRITE_PAUSE wr %l4, PSR_ET, %psr WRITE_PAUSE - sll %o2, 28, %o2 ! shift for simpler checks below + sll %o3, 28, %o2 ! shift for simpler checks below maybe_smp4m_msg_check_single: andcc %o2, 0x1, %g0 beq,a maybe_smp4m_msg_check_mask @@ -1604,7 +1604,7 @@ restore_current: retl nop -#ifdef CONFIG_PCI +#ifdef CONFIG_PCIC_PCI #include <asm/pcic.h> .align 4 @@ -1650,7 +1650,7 @@ pcic_nmi_trap_patch: rd %psr, %l0 .word 0 -#endif /* CONFIG_PCI */ +#endif /* CONFIG_PCIC_PCI */ .globl flushw_all flushw_all: diff --git a/arch/sparc/kernel/leon_kernel.c b/arch/sparc/kernel/leon_kernel.c index 2f538ac2e139..d17255a2bbac 100644 --- a/arch/sparc/kernel/leon_kernel.c +++ b/arch/sparc/kernel/leon_kernel.c @@ -236,6 +236,21 @@ static unsigned int _leon_build_device_irq(struct platform_device *op, return leon_build_device_irq(real_irq, handle_simple_irq, "edge", 0); } +void leon_update_virq_handling(unsigned int virq, + irq_flow_handler_t flow_handler, + const char *name, int do_ack) +{ + unsigned long mask = (unsigned long)irq_get_chip_data(virq); + + mask &= ~LEON_DO_ACK_HW; + if (do_ack) + mask |= LEON_DO_ACK_HW; + + irq_set_chip_and_handler_name(virq, &leon_irq, + flow_handler, name); + irq_set_chip_data(virq, (void *)mask); +} + void __init leon_init_timers(irq_handler_t counter_fn) { int irq, eirq; @@ -361,6 +376,22 @@ void __init leon_init_timers(irq_handler_t counter_fn) prom_halt(); } +#ifdef CONFIG_SMP + { + unsigned long flags; + + /* + * In SMP, sun4m adds a IPI handler to IRQ trap handler that + * LEON never must take, sun4d and LEON overwrites the branch + * with a NOP. + */ + local_irq_save(flags); + patchme_maybe_smp_msg[0] = 0x01000000; /* NOP out the branch */ + local_flush_cache_all(); + local_irq_restore(flags); + } +#endif + LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl, LEON3_GPTIMER_EN | LEON3_GPTIMER_RL | diff --git a/arch/sparc/kernel/leon_pci.c b/arch/sparc/kernel/leon_pci.c new file mode 100644 index 000000000000..a8a9a275037d --- /dev/null +++ b/arch/sparc/kernel/leon_pci.c @@ -0,0 +1,253 @@ +/* + * leon_pci.c: LEON Host PCI support + * + * Copyright (C) 2011 Aeroflex Gaisler AB, Daniel Hellstrom + * + * Code is partially derived from pcic.c + */ + +#include <linux/of_device.h> +#include <linux/kernel.h> +#include <linux/pci.h> +#include <asm/leon.h> +#include <asm/leon_pci.h> + +/* The LEON architecture does not rely on a BIOS or bootloader to setup + * PCI for us. The Linux generic routines are used to setup resources, + * reset values of confuration-space registers settings ae preseved. + */ +void leon_pci_init(struct platform_device *ofdev, struct leon_pci_info *info) +{ + struct pci_bus *root_bus; + + root_bus = pci_scan_bus_parented(&ofdev->dev, 0, info->ops, info); + if (root_bus) { + root_bus->resource[0] = &info->io_space; + root_bus->resource[1] = &info->mem_space; + root_bus->resource[2] = NULL; + + /* Init all PCI devices into PCI tree */ + pci_bus_add_devices(root_bus); + + /* Setup IRQs of all devices using custom routines */ + pci_fixup_irqs(pci_common_swizzle, info->map_irq); + + /* Assign devices with resources */ + pci_assign_unassigned_resources(); + } +} + +/* PCI Memory and Prefetchable Memory is direct-mapped. However I/O Space is + * accessed through a Window which is translated to low 64KB in PCI space, the + * first 4KB is not used so 60KB is available. + * + * This function is used by generic code to translate resource addresses into + * PCI addresses. + */ +void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, + struct resource *res) +{ + struct leon_pci_info *info = dev->bus->sysdata; + + region->start = res->start; + region->end = res->end; + + if (res->flags & IORESOURCE_IO) { + region->start -= (info->io_space.start - 0x1000); + region->end -= (info->io_space.start - 0x1000); + } +} +EXPORT_SYMBOL(pcibios_resource_to_bus); + +/* see pcibios_resource_to_bus() comment */ +void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, + struct pci_bus_region *region) +{ + struct leon_pci_info *info = dev->bus->sysdata; + + res->start = region->start; + res->end = region->end; + + if (res->flags & IORESOURCE_IO) { + res->start += (info->io_space.start - 0x1000); + res->end += (info->io_space.start - 0x1000); + } +} +EXPORT_SYMBOL(pcibios_bus_to_resource); + +void __devinit pcibios_fixup_bus(struct pci_bus *pbus) +{ + struct leon_pci_info *info = pbus->sysdata; + struct pci_dev *dev; + int i, has_io, has_mem; + u16 cmd; + + /* Generic PCI bus probing sets these to point at + * &io{port,mem}_resouce which is wrong for us. + */ + if (pbus->self == NULL) { + pbus->resource[0] = &info->io_space; + pbus->resource[1] = &info->mem_space; + pbus->resource[2] = NULL; + } + + list_for_each_entry(dev, &pbus->devices, bus_list) { + /* + * We can not rely on that the bootloader has enabled I/O + * or memory access to PCI devices. Instead we enable it here + * if the device has BARs of respective type. + */ + has_io = has_mem = 0; + for (i = 0; i < PCI_ROM_RESOURCE; i++) { + unsigned long f = dev->resource[i].flags; + if (f & IORESOURCE_IO) + has_io = 1; + else if (f & IORESOURCE_MEM) + has_mem = 1; + } + /* ROM BARs are mapped into 32-bit memory space */ + if (dev->resource[PCI_ROM_RESOURCE].end != 0) { + dev->resource[PCI_ROM_RESOURCE].flags |= + IORESOURCE_ROM_ENABLE; + has_mem = 1; + } + pci_bus_read_config_word(pbus, dev->devfn, PCI_COMMAND, &cmd); + if (has_io && !(cmd & PCI_COMMAND_IO)) { +#ifdef CONFIG_PCI_DEBUG + printk(KERN_INFO "LEONPCI: Enabling I/O for dev %s\n", + pci_name(dev)); +#endif + cmd |= PCI_COMMAND_IO; + pci_bus_write_config_word(pbus, dev->devfn, PCI_COMMAND, + cmd); + } + if (has_mem && !(cmd & PCI_COMMAND_MEMORY)) { +#ifdef CONFIG_PCI_DEBUG + printk(KERN_INFO "LEONPCI: Enabling MEMORY for dev" + "%s\n", pci_name(dev)); +#endif + cmd |= PCI_COMMAND_MEMORY; + pci_bus_write_config_word(pbus, dev->devfn, PCI_COMMAND, + cmd); + } + } +} + +/* + * Other archs parse arguments here. + */ +char * __devinit pcibios_setup(char *str) +{ + return str; +} + +resource_size_t pcibios_align_resource(void *data, const struct resource *res, + resource_size_t size, resource_size_t align) +{ + return res->start; +} + +int pcibios_enable_device(struct pci_dev *dev, int mask) +{ + return pci_enable_resources(dev, mask); +} + +struct device_node *pci_device_to_OF_node(struct pci_dev *pdev) +{ + /* + * Currently the OpenBoot nodes are not connected with the PCI device, + * this is because the LEON PROM does not create PCI nodes. Eventually + * this will change and the same approach as pcic.c can be used to + * match PROM nodes with pci devices. + */ + return NULL; +} +EXPORT_SYMBOL(pci_device_to_OF_node); + +void __devinit pcibios_update_irq(struct pci_dev *dev, int irq) +{ +#ifdef CONFIG_PCI_DEBUG + printk(KERN_DEBUG "LEONPCI: Assigning IRQ %02d to %s\n", irq, + pci_name(dev)); +#endif + pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq); +} + +/* in/out routines taken from pcic.c + * + * This probably belongs here rather than ioport.c because + * we do not want this crud linked into SBus kernels. + * Also, think for a moment about likes of floppy.c that + * include architecture specific parts. They may want to redefine ins/outs. + * + * We do not use horrible macros here because we want to + * advance pointer by sizeof(size). + */ +void outsb(unsigned long addr, const void *src, unsigned long count) +{ + while (count) { + count -= 1; + outb(*(const char *)src, addr); + src += 1; + /* addr += 1; */ + } +} +EXPORT_SYMBOL(outsb); + +void outsw(unsigned long addr, const void *src, unsigned long count) +{ + while (count) { + count -= 2; + outw(*(const short *)src, addr); + src += 2; + /* addr += 2; */ + } +} +EXPORT_SYMBOL(outsw); + +void outsl(unsigned long addr, const void *src, unsigned long count) +{ + while (count) { + count -= 4; + outl(*(const long *)src, addr); + src += 4; + /* addr += 4; */ + } +} +EXPORT_SYMBOL(outsl); + +void insb(unsigned long addr, void *dst, unsigned long count) +{ + while (count) { + count -= 1; + *(unsigned char *)dst = inb(addr); + dst += 1; + /* addr += 1; */ + } +} +EXPORT_SYMBOL(insb); + +void insw(unsigned long addr, void *dst, unsigned long count) +{ + while (count) { + count -= 2; + *(unsigned short *)dst = inw(addr); + dst += 2; + /* addr += 2; */ + } +} +EXPORT_SYMBOL(insw); + +void insl(unsigned long addr, void *dst, unsigned long count) +{ + while (count) { + count -= 4; + /* + * XXX I am sure we are in for an unaligned trap here. + */ + *(unsigned long *)dst = inl(addr); + dst += 4; + /* addr += 4; */ + } +} +EXPORT_SYMBOL(insl); diff --git a/arch/sparc/kernel/leon_pci_grpci2.c b/arch/sparc/kernel/leon_pci_grpci2.c new file mode 100644 index 000000000000..44dc093ee33a --- /dev/null +++ b/arch/sparc/kernel/leon_pci_grpci2.c @@ -0,0 +1,897 @@ +/* + * leon_pci_grpci2.c: GRPCI2 Host PCI driver + * + * Copyright (C) 2011 Aeroflex Gaisler AB, Daniel Hellstrom + * + */ + +#include <linux/of_device.h> +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/delay.h> +#include <linux/module.h> +#include <asm/io.h> +#include <asm/leon.h> +#include <asm/vaddrs.h> +#include <asm/sections.h> +#include <asm/leon_pci.h> + +#include "irq.h" + +struct grpci2_barcfg { + unsigned long pciadr; /* PCI Space Address */ + unsigned long ahbadr; /* PCI Base address mapped to this AHB addr */ +}; + +/* Device Node Configuration options: + * - barcfgs : Custom Configuration of Host's 6 target BARs + * - irq_mask : Limit which PCI interrupts are enabled + * - do_reset : Force PCI Reset on startup + * + * barcfgs + * ======= + * + * Optional custom Target BAR configuration (see struct grpci2_barcfg). All + * addresses are physical. Array always contains 6 elements (len=2*4*6 bytes) + * + * -1 means not configured (let host driver do default setup). + * + * [i*2+0] = PCI Address of BAR[i] on target interface + * [i*2+1] = Accessing PCI address of BAR[i] result in this AMBA address + * + * + * irq_mask + * ======== + * + * Limit which PCI interrupts are enabled. 0=Disable, 1=Enable. By default + * all are enabled. Use this when PCI interrupt pins are floating on PCB. + * int, len=4. + * bit0 = PCI INTA# + * bit1 = PCI INTB# + * bit2 = PCI INTC# + * bit3 = PCI INTD# + * + * + * reset + * ===== + * + * Force PCI reset on startup. int, len=4 + */ + +/* Enable Debugging Configuration Space Access */ +#undef GRPCI2_DEBUG_CFGACCESS + +/* + * GRPCI2 APB Register MAP + */ +struct grpci2_regs { + unsigned int ctrl; /* 0x00 Control */ + unsigned int sts_cap; /* 0x04 Status / Capabilities */ + int res1; /* 0x08 */ + unsigned int io_map; /* 0x0C I/O Map address */ + unsigned int dma_ctrl; /* 0x10 DMA */ + unsigned int dma_bdbase; /* 0x14 DMA */ + int res2[2]; /* 0x18 */ + unsigned int bars[6]; /* 0x20 read-only PCI BARs */ + int res3[2]; /* 0x38 */ + unsigned int ahbmst_map[16]; /* 0x40 AHB->PCI Map per AHB Master */ + + /* PCI Trace Buffer Registers (OPTIONAL) */ + unsigned int t_ctrl; /* 0x80 */ + unsigned int t_cnt; /* 0x84 */ + unsigned int t_adpat; /* 0x88 */ + unsigned int t_admask; /* 0x8C */ + unsigned int t_sigpat; /* 0x90 */ + unsigned int t_sigmask; /* 0x94 */ + unsigned int t_adstate; /* 0x98 */ + unsigned int t_sigstate; /* 0x9C */ +}; + +#define REGLOAD(a) (be32_to_cpu(__raw_readl(&(a)))) +#define REGSTORE(a, v) (__raw_writel(cpu_to_be32(v), &(a))) + +#define CTRL_BUS_BIT 16 + +#define CTRL_RESET (1<<31) +#define CTRL_SI (1<<27) +#define CTRL_PE (1<<26) +#define CTRL_EI (1<<25) +#define CTRL_ER (1<<24) +#define CTRL_BUS (0xff<<CTRL_BUS_BIT) +#define CTRL_HOSTINT 0xf + +#define STS_HOST_BIT 31 +#define STS_MST_BIT 30 +#define STS_TAR_BIT 29 +#define STS_DMA_BIT 28 +#define STS_DI_BIT 27 +#define STS_HI_BIT 26 +#define STS_IRQMODE_BIT 24 +#define STS_TRACE_BIT 23 +#define STS_CFGERRVALID_BIT 20 +#define STS_CFGERR_BIT 19 +#define STS_INTTYPE_BIT 12 +#define STS_INTSTS_BIT 8 +#define STS_FDEPTH_BIT 2 +#define STS_FNUM_BIT 0 + +#define STS_HOST (1<<STS_HOST_BIT) +#define STS_MST (1<<STS_MST_BIT) +#define STS_TAR (1<<STS_TAR_BIT) +#define STS_DMA (1<<STS_DMA_BIT) +#define STS_DI (1<<STS_DI_BIT) +#define STS_HI (1<<STS_HI_BIT) +#define STS_IRQMODE (0x3<<STS_IRQMODE_BIT) +#define STS_TRACE (1<<STS_TRACE_BIT) +#define STS_CFGERRVALID (1<<STS_CFGERRVALID_BIT) +#define STS_CFGERR (1<<STS_CFGERR_BIT) +#define STS_INTTYPE (0x3f<<STS_INTTYPE_BIT) +#define STS_INTSTS (0xf<<STS_INTSTS_BIT) +#define STS_FDEPTH (0x7<<STS_FDEPTH_BIT) +#define STS_FNUM (0x3<<STS_FNUM_BIT) + +#define STS_ISYSERR (1<<17) +#define STS_IDMA (1<<16) +#define STS_IDMAERR (1<<15) +#define STS_IMSTABRT (1<<14) +#define STS_ITGTABRT (1<<13) +#define STS_IPARERR (1<<12) + +#define STS_ERR_IRQ (STS_ISYSERR | STS_IMSTABRT | STS_ITGTABRT | STS_IPARERR) + +struct grpci2_bd_chan { + unsigned int ctrl; /* 0x00 DMA Control */ + unsigned int nchan; /* 0x04 Next DMA Channel Address */ + unsigned int nbd; /* 0x08 Next Data Descriptor in chan */ + unsigned int res; /* 0x0C Reserved */ +}; + +#define BD_CHAN_EN 0x80000000 +#define BD_CHAN_TYPE 0x00300000 +#define BD_CHAN_BDCNT 0x0000ffff +#define BD_CHAN_EN_BIT 31 +#define BD_CHAN_TYPE_BIT 20 +#define BD_CHAN_BDCNT_BIT 0 + +struct grpci2_bd_data { + unsigned int ctrl; /* 0x00 DMA Data Control */ + unsigned int pci_adr; /* 0x04 PCI Start Address */ + unsigned int ahb_adr; /* 0x08 AHB Start address */ + unsigned int next; /* 0x0C Next Data Descriptor in chan */ +}; + +#define BD_DATA_EN 0x80000000 +#define BD_DATA_IE 0x40000000 +#define BD_DATA_DR 0x20000000 +#define BD_DATA_TYPE 0x00300000 +#define BD_DATA_ER 0x00080000 +#define BD_DATA_LEN 0x0000ffff +#define BD_DATA_EN_BIT 31 +#define BD_DATA_IE_BIT 30 +#define BD_DATA_DR_BIT 29 +#define BD_DATA_TYPE_BIT 20 +#define BD_DATA_ER_BIT 19 +#define BD_DATA_LEN_BIT 0 + +/* GRPCI2 Capability */ +struct grpci2_cap_first { + unsigned int ctrl; + unsigned int pci2ahb_map[6]; + unsigned int ext2ahb_map; + unsigned int io_map; + unsigned int pcibar_size[6]; +}; +#define CAP9_CTRL_OFS 0 +#define CAP9_BAR_OFS 0x4 +#define CAP9_IOMAP_OFS 0x20 +#define CAP9_BARSIZE_OFS 0x24 + +struct grpci2_priv { + struct leon_pci_info info; /* must be on top of this structure */ + struct grpci2_regs *regs; + char irq; + char irq_mode; /* IRQ Mode from CAPSTS REG */ + char bt_enabled; + char do_reset; + char irq_mask; + u32 pciid; /* PCI ID of Host */ + unsigned char irq_map[4]; + + /* Virtual IRQ numbers */ + unsigned int virq_err; + unsigned int virq_dma; + + /* AHB PCI Windows */ + unsigned long pci_area; /* MEMORY */ + unsigned long pci_area_end; + unsigned long pci_io; /* I/O */ + unsigned long pci_conf; /* CONFIGURATION */ + unsigned long pci_conf_end; + unsigned long pci_io_va; + + struct grpci2_barcfg tgtbars[6]; +}; + +DEFINE_SPINLOCK(grpci2_dev_lock); +struct grpci2_priv *grpci2priv; + +int grpci2_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +{ + struct grpci2_priv *priv = dev->bus->sysdata; + int irq_group; + + /* Use default IRQ decoding on PCI BUS0 according slot numbering */ + irq_group = slot & 0x3; + pin = ((pin - 1) + irq_group) & 0x3; + + return priv->irq_map[pin]; +} + +static int grpci2_cfg_r32(struct grpci2_priv *priv, unsigned int bus, + unsigned int devfn, int where, u32 *val) +{ + unsigned int *pci_conf; + unsigned long flags; + u32 tmp; + + if (where & 0x3) + return -EINVAL; + + if (bus == 0 && PCI_SLOT(devfn) != 0) + devfn += (0x8 * 6); + + /* Select bus */ + spin_lock_irqsave(&grpci2_dev_lock, flags); + REGSTORE(priv->regs->ctrl, (REGLOAD(priv->regs->ctrl) & ~(0xff << 16)) | + (bus << 16)); + spin_unlock_irqrestore(&grpci2_dev_lock, flags); + + /* clear old status */ + REGSTORE(priv->regs->sts_cap, (STS_CFGERR | STS_CFGERRVALID)); + + pci_conf = (unsigned int *) (priv->pci_conf | + (devfn << 8) | (where & 0xfc)); + tmp = LEON3_BYPASS_LOAD_PA(pci_conf); + + /* Wait until GRPCI2 signals that CFG access is done, it should be + * done instantaneously unless a DMA operation is ongoing... + */ + while ((REGLOAD(priv->regs->sts_cap) & STS_CFGERRVALID) == 0) + ; + + if (REGLOAD(priv->regs->sts_cap) & STS_CFGERR) { + *val = 0xffffffff; + } else { + /* Bus always little endian (unaffected by byte-swapping) */ + *val = flip_dword(tmp); + } + + return 0; +} + +static int grpci2_cfg_r16(struct grpci2_priv *priv, unsigned int bus, + unsigned int devfn, int where, u32 *val) +{ + u32 v; + int ret; + + if (where & 0x1) + return -EINVAL; + ret = grpci2_cfg_r32(priv, bus, devfn, where & ~0x3, &v); + *val = 0xffff & (v >> (8 * (where & 0x3))); + return ret; +} + +static int grpci2_cfg_r8(struct grpci2_priv *priv, unsigned int bus, + unsigned int devfn, int where, u32 *val) +{ + u32 v; + int ret; + + ret = grpci2_cfg_r32(priv, bus, devfn, where & ~0x3, &v); + *val = 0xff & (v >> (8 * (where & 3))); + + return ret; +} + +static int grpci2_cfg_w32(struct grpci2_priv *priv, unsigned int bus, + unsigned int devfn, int where, u32 val) +{ + unsigned int *pci_conf; + unsigned long flags; + + if (where & 0x3) + return -EINVAL; + + if (bus == 0 && PCI_SLOT(devfn) != 0) + devfn += (0x8 * 6); + + /* Select bus */ + spin_lock_irqsave(&grpci2_dev_lock, flags); + REGSTORE(priv->regs->ctrl, (REGLOAD(priv->regs->ctrl) & ~(0xff << 16)) | + (bus << 16)); + spin_unlock_irqrestore(&grpci2_dev_lock, flags); + + /* clear old status */ + REGSTORE(priv->regs->sts_cap, (STS_CFGERR | STS_CFGERRVALID)); + + pci_conf = (unsigned int *) (priv->pci_conf | + (devfn << 8) | (where & 0xfc)); + LEON3_BYPASS_STORE_PA(pci_conf, flip_dword(val)); + + /* Wait until GRPCI2 signals that CFG access is done, it should be + * done instantaneously unless a DMA operation is ongoing... + */ + while ((REGLOAD(priv->regs->sts_cap) & STS_CFGERRVALID) == 0) + ; + + return 0; +} + +static int grpci2_cfg_w16(struct grpci2_priv *priv, unsigned int bus, + unsigned int devfn, int where, u32 val) +{ + int ret; + u32 v; + + if (where & 0x1) + return -EINVAL; + ret = grpci2_cfg_r32(priv, bus, devfn, where&~3, &v); + if (ret) + return ret; + v = (v & ~(0xffff << (8 * (where & 0x3)))) | + ((0xffff & val) << (8 * (where & 0x3))); + return grpci2_cfg_w32(priv, bus, devfn, where & ~0x3, v); +} + +static int grpci2_cfg_w8(struct grpci2_priv *priv, unsigned int bus, + unsigned int devfn, int where, u32 val) +{ + int ret; + u32 v; + + ret = grpci2_cfg_r32(priv, bus, devfn, where & ~0x3, &v); + if (ret != 0) + return ret; + v = (v & ~(0xff << (8 * (where & 0x3)))) | + ((0xff & val) << (8 * (where & 0x3))); + return grpci2_cfg_w32(priv, bus, devfn, where & ~0x3, v); +} + +/* Read from Configuration Space. When entering here the PCI layer has taken + * the pci_lock spinlock and IRQ is off. + */ +static int grpci2_read_config(struct pci_bus *bus, unsigned int devfn, + int where, int size, u32 *val) +{ + struct grpci2_priv *priv = grpci2priv; + unsigned int busno = bus->number; + int ret; + + if (PCI_SLOT(devfn) > 15 || (PCI_SLOT(devfn) == 0 && busno == 0)) { + *val = ~0; + return 0; + } + + switch (size) { + case 1: + ret = grpci2_cfg_r8(priv, busno, devfn, where, val); + break; + case 2: + ret = grpci2_cfg_r16(priv, busno, devfn, where, val); + break; + case 4: + ret = grpci2_cfg_r32(priv, busno, devfn, where, val); + break; + default: + ret = -EINVAL; + break; + } + +#ifdef GRPCI2_DEBUG_CFGACCESS + printk(KERN_INFO "grpci2_read_config: [%02x:%02x:%x] ofs=%d val=%x " + "size=%d\n", busno, PCI_SLOT(devfn), PCI_FUNC(devfn), where, + *val, size); +#endif + + return ret; +} + +/* Write to Configuration Space. When entering here the PCI layer has taken + * the pci_lock spinlock and IRQ is off. + */ +static int grpci2_write_config(struct pci_bus *bus, unsigned int devfn, + int where, int size, u32 val) +{ + struct grpci2_priv *priv = grpci2priv; + unsigned int busno = bus->number; + + if (PCI_SLOT(devfn) > 15 || (PCI_SLOT(devfn) == 0 && busno == 0)) + return 0; + +#ifdef GRPCI2_DEBUG_CFGACCESS + printk(KERN_INFO "grpci2_write_config: [%02x:%02x:%x] ofs=%d size=%d " + "val=%x\n", busno, PCI_SLOT(devfn), PCI_FUNC(devfn), + where, size, val); +#endif + + switch (size) { + default: + return -EINVAL; + case 1: + return grpci2_cfg_w8(priv, busno, devfn, where, val); + case 2: + return grpci2_cfg_w16(priv, busno, devfn, where, val); + case 4: + return grpci2_cfg_w32(priv, busno, devfn, where, val); + } +} + +static struct pci_ops grpci2_ops = { + .read = grpci2_read_config, + .write = grpci2_write_config, +}; + +/* GENIRQ IRQ chip implementation for GRPCI2 irqmode=0..2. In configuration + * 3 where all PCI Interrupts has a separate IRQ on the system IRQ controller + * this is not needed and the standard IRQ controller can be used. + */ + +static void grpci2_mask_irq(struct irq_data *data) +{ + unsigned long flags; + unsigned int irqidx; + struct grpci2_priv *priv = grpci2priv; + + irqidx = (unsigned int)data->chip_data - 1; + if (irqidx > 3) /* only mask PCI interrupts here */ + return; + + spin_lock_irqsave(&grpci2_dev_lock, flags); + REGSTORE(priv->regs->ctrl, REGLOAD(priv->regs->ctrl) & ~(1 << irqidx)); + spin_unlock_irqrestore(&grpci2_dev_lock, flags); +} + +static void grpci2_unmask_irq(struct irq_data *data) +{ + unsigned long flags; + unsigned int irqidx; + struct grpci2_priv *priv = grpci2priv; + + irqidx = (unsigned int)data->chip_data - 1; + if (irqidx > 3) /* only unmask PCI interrupts here */ + return; + + spin_lock_irqsave(&grpci2_dev_lock, flags); + REGSTORE(priv->regs->ctrl, REGLOAD(priv->regs->ctrl) | (1 << irqidx)); + spin_unlock_irqrestore(&grpci2_dev_lock, flags); +} + +static unsigned int grpci2_startup_irq(struct irq_data *data) +{ + grpci2_unmask_irq(data); + return 0; +} + +static void grpci2_shutdown_irq(struct irq_data *data) +{ + grpci2_mask_irq(data); +} + +static struct irq_chip grpci2_irq = { + .name = "grpci2", + .irq_startup = grpci2_startup_irq, + .irq_shutdown = grpci2_shutdown_irq, + .irq_mask = grpci2_mask_irq, + .irq_unmask = grpci2_unmask_irq, +}; + +/* Handle one or multiple IRQs from the PCI core */ +static void grpci2_pci_flow_irq(unsigned int irq, struct irq_desc *desc) +{ + struct grpci2_priv *priv = grpci2priv; + int i, ack = 0; + unsigned int ctrl, sts_cap, pci_ints; + + ctrl = REGLOAD(priv->regs->ctrl); + sts_cap = REGLOAD(priv->regs->sts_cap); + + /* Error Interrupt? */ + if (sts_cap & STS_ERR_IRQ) { + generic_handle_irq(priv->virq_err); + ack = 1; + } + + /* PCI Interrupt? */ + pci_ints = ((~sts_cap) >> STS_INTSTS_BIT) & ctrl & CTRL_HOSTINT; + if (pci_ints) { + /* Call respective PCI Interrupt handler */ + for (i = 0; i < 4; i++) { + if (pci_ints & (1 << i)) + generic_handle_irq(priv->irq_map[i]); + } + ack = 1; + } + + /* + * Decode DMA Interrupt only when shared with Err and PCI INTX#, when + * the DMA is a unique IRQ the DMA interrupts doesn't end up here, they + * goes directly to DMA ISR. + */ + if ((priv->irq_mode == 0) && (sts_cap & (STS_IDMA | STS_IDMAERR))) { + generic_handle_irq(priv->virq_dma); + ack = 1; + } + + /* + * Call "first level" IRQ chip end-of-irq handler. It will ACK LEON IRQ + * Controller, this must be done after IRQ sources have been handled to + * avoid double IRQ generation + */ + if (ack) + desc->irq_data.chip->irq_eoi(&desc->irq_data); +} + +/* Create a virtual IRQ */ +static unsigned int grpci2_build_device_irq(unsigned int irq) +{ + unsigned int virq = 0, pil; + + pil = 1 << 8; + virq = irq_alloc(irq, pil); + if (virq == 0) + goto out; + + irq_set_chip_and_handler_name(virq, &grpci2_irq, handle_simple_irq, + "pcilvl"); + irq_set_chip_data(virq, (void *)irq); + +out: + return virq; +} + +void grpci2_hw_init(struct grpci2_priv *priv) +{ + u32 ahbadr, pciadr, bar_sz, capptr, io_map, data; + struct grpci2_regs *regs = priv->regs; + int i; + struct grpci2_barcfg *barcfg = priv->tgtbars; + + /* Reset any earlier setup */ + if (priv->do_reset) { + printk(KERN_INFO "GRPCI2: Resetting PCI bus\n"); + REGSTORE(regs->ctrl, CTRL_RESET); + ssleep(1); /* Wait for boards to settle */ + } + REGSTORE(regs->ctrl, 0); + REGSTORE(regs->sts_cap, ~0); /* Clear Status */ + REGSTORE(regs->dma_ctrl, 0); + REGSTORE(regs->dma_bdbase, 0); + + /* Translate I/O accesses to 0, I/O Space always @ PCI low 64Kbytes */ + REGSTORE(regs->io_map, REGLOAD(regs->io_map) & 0x0000ffff); + + /* set 1:1 mapping between AHB -> PCI memory space, for all Masters + * Each AHB master has it's own mapping registers. Max 16 AHB masters. + */ + for (i = 0; i < 16; i++) + REGSTORE(regs->ahbmst_map[i], priv->pci_area); + + /* Get the GRPCI2 Host PCI ID */ + grpci2_cfg_r32(priv, 0, 0, PCI_VENDOR_ID, &priv->pciid); + + /* Get address to first (always defined) capability structure */ + grpci2_cfg_r8(priv, 0, 0, PCI_CAPABILITY_LIST, &capptr); + + /* Enable/Disable Byte twisting */ + grpci2_cfg_r32(priv, 0, 0, capptr+CAP9_IOMAP_OFS, &io_map); + io_map = (io_map & ~0x1) | (priv->bt_enabled ? 1 : 0); + grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_IOMAP_OFS, io_map); + + /* Setup the Host's PCI Target BARs for other peripherals to access, + * and do DMA to the host's memory. The target BARs can be sized and + * enabled individually. + * + * User may set custom target BARs, but default is: + * The first BARs is used to map kernel low (DMA is part of normal + * region on sparc which is SRMMU_MAXMEM big) main memory 1:1 to the + * PCI bus, the other BARs are disabled. We assume that the first BAR + * is always available. + */ + for (i = 0; i < 6; i++) { + if (barcfg[i].pciadr != ~0 && barcfg[i].ahbadr != ~0) { + /* Target BARs must have the proper alignment */ + ahbadr = barcfg[i].ahbadr; + pciadr = barcfg[i].pciadr; + bar_sz = ((pciadr - 1) & ~pciadr) + 1; + } else { + if (i == 0) { + /* Map main memory */ + bar_sz = 0xf0000008; /* 256MB prefetchable */ + ahbadr = 0xf0000000 & (u32)__pa(PAGE_ALIGN( + (unsigned long) &_end)); + pciadr = ahbadr; + } else { + bar_sz = 0; + ahbadr = 0; + pciadr = 0; + } + } + grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_BARSIZE_OFS+i*4, bar_sz); + grpci2_cfg_w32(priv, 0, 0, PCI_BASE_ADDRESS_0+i*4, pciadr); + grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_BAR_OFS+i*4, ahbadr); + printk(KERN_INFO " TGT BAR[%d]: 0x%08x (PCI)-> 0x%08x\n", + i, pciadr, ahbadr); + } + + /* set as bus master and enable pci memory responses */ + grpci2_cfg_r32(priv, 0, 0, PCI_COMMAND, &data); + data |= (PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER); + grpci2_cfg_w32(priv, 0, 0, PCI_COMMAND, data); + + /* Enable Error respone (CPU-TRAP) on illegal memory access. */ + REGSTORE(regs->ctrl, CTRL_ER | CTRL_PE); +} + +static irqreturn_t grpci2_jump_interrupt(int irq, void *arg) +{ + printk(KERN_ERR "GRPCI2: Jump IRQ happened\n"); + return IRQ_NONE; +} + +/* Handle GRPCI2 Error Interrupt */ +static irqreturn_t grpci2_err_interrupt(int irq, void *arg) +{ + struct grpci2_priv *priv = arg; + struct grpci2_regs *regs = priv->regs; + unsigned int status; + + status = REGLOAD(regs->sts_cap); + if ((status & STS_ERR_IRQ) == 0) + return IRQ_NONE; + + if (status & STS_IPARERR) + printk(KERN_ERR "GRPCI2: Parity Error\n"); + + if (status & STS_ITGTABRT) + printk(KERN_ERR "GRPCI2: Target Abort\n"); + + if (status & STS_IMSTABRT) + printk(KERN_ERR "GRPCI2: Master Abort\n"); + + if (status & STS_ISYSERR) + printk(KERN_ERR "GRPCI2: System Error\n"); + + /* Clear handled INT TYPE IRQs */ + REGSTORE(regs->sts_cap, status & STS_ERR_IRQ); + + return IRQ_HANDLED; +} + +static int __devinit grpci2_of_probe(struct platform_device *ofdev) +{ + struct grpci2_regs *regs; + struct grpci2_priv *priv; + int err, i, len; + const int *tmp; + unsigned int capability; + + if (grpci2priv) { + printk(KERN_ERR "GRPCI2: only one GRPCI2 core supported\n"); + return -ENODEV; + } + + if (ofdev->num_resources < 3) { + printk(KERN_ERR "GRPCI2: not enough APB/AHB resources\n"); + return -EIO; + } + + /* Find Device Address */ + regs = of_ioremap(&ofdev->resource[0], 0, + resource_size(&ofdev->resource[0]), + "grlib-grpci2 regs"); + if (regs == NULL) { + printk(KERN_ERR "GRPCI2: ioremap failed\n"); + return -EIO; + } + + /* + * Check that we're in Host Slot and that we can act as a Host Bridge + * and not only as target. + */ + capability = REGLOAD(regs->sts_cap); + if ((capability & STS_HOST) || !(capability & STS_MST)) { + printk(KERN_INFO "GRPCI2: not in host system slot\n"); + err = -EIO; + goto err1; + } + + priv = grpci2priv = kzalloc(sizeof(struct grpci2_priv), GFP_KERNEL); + if (grpci2priv == NULL) { + err = -ENOMEM; + goto err1; + } + memset(grpci2priv, 0, sizeof(*grpci2priv)); + priv->regs = regs; + priv->irq = ofdev->archdata.irqs[0]; /* BASE IRQ */ + priv->irq_mode = (capability & STS_IRQMODE) >> STS_IRQMODE_BIT; + + printk(KERN_INFO "GRPCI2: host found at %p, irq%d\n", regs, priv->irq); + + /* Byte twisting should be made configurable from kernel command line */ + priv->bt_enabled = 1; + + /* Let user do custom Target BAR assignment */ + tmp = of_get_property(ofdev->dev.of_node, "barcfg", &len); + if (tmp && (len == 2*4*6)) + memcpy(priv->tgtbars, tmp, 2*4*6); + else + memset(priv->tgtbars, -1, 2*4*6); + + /* Limit IRQ unmasking in irq_mode 2 and 3 */ + tmp = of_get_property(ofdev->dev.of_node, "irq_mask", &len); + if (tmp && (len == 4)) + priv->do_reset = *tmp; + else + priv->irq_mask = 0xf; + + /* Optional PCI reset. Force PCI reset on startup */ + tmp = of_get_property(ofdev->dev.of_node, "reset", &len); + if (tmp && (len == 4)) + priv->do_reset = *tmp; + else + priv->do_reset = 0; + + /* Find PCI Memory, I/O and Configuration Space Windows */ + priv->pci_area = ofdev->resource[1].start; + priv->pci_area_end = ofdev->resource[1].end+1; + priv->pci_io = ofdev->resource[2].start; + priv->pci_conf = ofdev->resource[2].start + 0x10000; + priv->pci_conf_end = priv->pci_conf + 0x10000; + priv->pci_io_va = (unsigned long)ioremap(priv->pci_io, 0x10000); + if (!priv->pci_io_va) { + err = -EIO; + goto err2; + } + + printk(KERN_INFO + "GRPCI2: MEMORY SPACE [0x%08lx - 0x%08lx]\n" + " I/O SPACE [0x%08lx - 0x%08lx]\n" + " CONFIG SPACE [0x%08lx - 0x%08lx]\n", + priv->pci_area, priv->pci_area_end-1, + priv->pci_io, priv->pci_conf-1, + priv->pci_conf, priv->pci_conf_end-1); + + /* + * I/O Space resources in I/O Window mapped into Virtual Adr Space + * We never use low 4KB because some devices seem have problems using + * address 0. + */ + memset(&priv->info.io_space, 0, sizeof(struct resource)); + priv->info.io_space.name = "GRPCI2 PCI I/O Space"; + priv->info.io_space.start = priv->pci_io_va + 0x1000; + priv->info.io_space.end = priv->pci_io_va + 0x10000 - 1; + priv->info.io_space.flags = IORESOURCE_IO; + + /* + * GRPCI2 has no prefetchable memory, map everything as + * non-prefetchable memory + */ + memset(&priv->info.mem_space, 0, sizeof(struct resource)); + priv->info.mem_space.name = "GRPCI2 PCI MEM Space"; + priv->info.mem_space.start = priv->pci_area; + priv->info.mem_space.end = priv->pci_area_end - 1; + priv->info.mem_space.flags = IORESOURCE_MEM; + + if (request_resource(&iomem_resource, &priv->info.mem_space) < 0) + goto err3; + if (request_resource(&ioport_resource, &priv->info.io_space) < 0) + goto err4; + + grpci2_hw_init(priv); + + /* + * Get PCI Interrupt to System IRQ mapping and setup IRQ handling + * Error IRQ always on PCI INTA. + */ + if (priv->irq_mode < 2) { + /* All PCI interrupts are shared using the same system IRQ */ + leon_update_virq_handling(priv->irq, grpci2_pci_flow_irq, + "pcilvl", 0); + + priv->irq_map[0] = grpci2_build_device_irq(1); + priv->irq_map[1] = grpci2_build_device_irq(2); + priv->irq_map[2] = grpci2_build_device_irq(3); + priv->irq_map[3] = grpci2_build_device_irq(4); + + priv->virq_err = grpci2_build_device_irq(5); + if (priv->irq_mode & 1) + priv->virq_dma = ofdev->archdata.irqs[1]; + else + priv->virq_dma = grpci2_build_device_irq(6); + + /* Enable IRQs on LEON IRQ controller */ + err = request_irq(priv->irq, grpci2_jump_interrupt, 0, + "GRPCI2_JUMP", priv); + if (err) + printk(KERN_ERR "GRPCI2: ERR IRQ request failed\n"); + } else { + /* All PCI interrupts have an unique IRQ interrupt */ + for (i = 0; i < 4; i++) { + /* Make LEON IRQ layer handle level IRQ by acking */ + leon_update_virq_handling(ofdev->archdata.irqs[i], + handle_fasteoi_irq, "pcilvl", + 1); + priv->irq_map[i] = ofdev->archdata.irqs[i]; + } + priv->virq_err = priv->irq_map[0]; + if (priv->irq_mode & 1) + priv->virq_dma = ofdev->archdata.irqs[4]; + else + priv->virq_dma = priv->irq_map[0]; + + /* Unmask all PCI interrupts, request_irq will not do that */ + REGSTORE(regs->ctrl, REGLOAD(regs->ctrl)|(priv->irq_mask&0xf)); + } + + /* Setup IRQ handler for non-configuration space access errors */ + err = request_irq(priv->virq_err, grpci2_err_interrupt, IRQF_SHARED, + "GRPCI2_ERR", priv); + if (err) { + printk(KERN_DEBUG "GRPCI2: ERR VIRQ request failed: %d\n", err); + goto err5; + } + + /* + * Enable Error Interrupts. PCI interrupts are unmasked once request_irq + * is called by the PCI Device drivers + */ + REGSTORE(regs->ctrl, REGLOAD(regs->ctrl) | CTRL_EI | CTRL_SI); + + /* Init common layer and scan buses */ + priv->info.ops = &grpci2_ops; + priv->info.map_irq = grpci2_map_irq; + leon_pci_init(ofdev, &priv->info); + + return 0; + +err5: + release_resource(&priv->info.io_space); +err4: + release_resource(&priv->info.mem_space); +err3: + err = -ENOMEM; + iounmap((void *)priv->pci_io_va); +err2: + kfree(priv); +err1: + of_iounmap(&ofdev->resource[0], regs, + resource_size(&ofdev->resource[0])); + return err; +} + +static struct of_device_id grpci2_of_match[] = { + { + .name = "GAISLER_GRPCI2", + }, + { + .name = "01_07c", + }, + {}, +}; + +static struct platform_driver grpci2_of_driver = { + .driver = { + .name = "grpci2", + .owner = THIS_MODULE, + .of_match_table = grpci2_of_match, + }, + .probe = grpci2_of_probe, +}; + +static int __init grpci2_init(void) +{ + return platform_driver_register(&grpci2_of_driver); +} + +subsys_initcall(grpci2_init); diff --git a/arch/sparc/kernel/module.c b/arch/sparc/kernel/module.c index 8d348c474a2f..99ba5baa9497 100644 --- a/arch/sparc/kernel/module.c +++ b/arch/sparc/kernel/module.c @@ -214,7 +214,7 @@ int apply_relocate_add(Elf_Shdr *sechdrs, me->name, (int) (ELF_R_TYPE(rel[i].r_info) & 0xff)); return -ENOEXEC; - }; + } } return 0; } diff --git a/arch/sparc/kernel/pci_common.c b/arch/sparc/kernel/pci_common.c index 6e3874b64488..a6895987fb70 100644 --- a/arch/sparc/kernel/pci_common.c +++ b/arch/sparc/kernel/pci_common.c @@ -281,7 +281,7 @@ static int sun4v_read_pci_cfg(struct pci_bus *bus_dev, unsigned int devfn, case 4: *value = ret & 0xffffffff; break; - }; + } return PCIBIOS_SUCCESSFUL; @@ -456,7 +456,7 @@ void pci_determine_mem_io_space(struct pci_pbm_info *pbm) default: break; - }; + } } if (!saw_io || !saw_mem) { diff --git a/arch/sparc/kernel/pci_schizo.c b/arch/sparc/kernel/pci_schizo.c index 283fbc329a43..f030b02edddd 100644 --- a/arch/sparc/kernel/pci_schizo.c +++ b/arch/sparc/kernel/pci_schizo.c @@ -264,7 +264,7 @@ static void schizo_check_iommu_error_pbm(struct pci_pbm_info *pbm, default: type_string = "ECC Error"; break; - }; + } printk("%s: IOMMU Error, type[%s]\n", pbm->name, type_string); @@ -319,7 +319,7 @@ static void schizo_check_iommu_error_pbm(struct pci_pbm_info *pbm, default: type_string = "ECC Error"; break; - }; + } printk("%s: IOMMU TAG(%d)[error(%s) ctx(%x) wr(%d) str(%d) " "sz(%dK) vpg(%08lx)]\n", pbm->name, i, type_string, @@ -1328,7 +1328,7 @@ static int __devinit schizo_pbm_init(struct pci_pbm_info *pbm, default: chipset_name = "SCHIZO"; break; - }; + } /* For SCHIZO, three OBP regs: * 1) PBM controller regs diff --git a/arch/sparc/kernel/prom_irqtrans.c b/arch/sparc/kernel/prom_irqtrans.c index 570b98f6e897..40e4936bd479 100644 --- a/arch/sparc/kernel/prom_irqtrans.c +++ b/arch/sparc/kernel/prom_irqtrans.c @@ -694,7 +694,7 @@ static unsigned int sbus_of_build_irq(struct device_node *dp, case 3: iclr = reg_base + SYSIO_ICLR_SLOT3; break; - }; + } iclr += ((unsigned long)sbus_level - 1UL) * 8UL; } diff --git a/arch/sparc/kernel/psycho_common.c b/arch/sparc/kernel/psycho_common.c index fe2af66bb198..8db48e808ed4 100644 --- a/arch/sparc/kernel/psycho_common.c +++ b/arch/sparc/kernel/psycho_common.c @@ -228,7 +228,7 @@ void psycho_check_iommu_error(struct pci_pbm_info *pbm, default: type_str = "ECC Error"; break; - }; + } printk(KERN_ERR "%s: IOMMU Error, type[%s]\n", pbm->name, type_str); diff --git a/arch/sparc/kernel/sbus.c b/arch/sparc/kernel/sbus.c index 2ca32d13abcf..a161b9c77f05 100644 --- a/arch/sparc/kernel/sbus.c +++ b/arch/sparc/kernel/sbus.c @@ -97,7 +97,7 @@ void sbus_set_sbus64(struct device *dev, int bursts) default: return; - }; + } val = upa_readq(cfg_reg); if (val & (1UL << 14UL)) { @@ -244,7 +244,7 @@ static unsigned int sbus_build_irq(struct platform_device *op, unsigned int ino) case 3: iclr = reg_base + SYSIO_ICLR_SLOT3; break; - }; + } iclr += ((unsigned long)sbus_level - 1UL) * 8UL; } diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c index 3249d3f3234d..d26e1f6c717a 100644 --- a/arch/sparc/kernel/setup_32.c +++ b/arch/sparc/kernel/setup_32.c @@ -267,7 +267,7 @@ void __init setup_arch(char **cmdline_p) default: printk("UNKNOWN!\n"); break; - }; + } #ifdef CONFIG_DUMMY_CONSOLE conswitchp = &dummy_con; diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c index f3b6850cc8db..c4dd0999da86 100644 --- a/arch/sparc/kernel/setup_64.c +++ b/arch/sparc/kernel/setup_64.c @@ -209,7 +209,7 @@ void __init per_cpu_patch(void) default: prom_printf("Unknown cpu type, halting.\n"); prom_halt(); - }; + } *(unsigned int *) (addr + 0) = insns[0]; wmb(); diff --git a/arch/sparc/kernel/smp_32.c b/arch/sparc/kernel/smp_32.c index d5b3958be0b4..21b125341bf7 100644 --- a/arch/sparc/kernel/smp_32.c +++ b/arch/sparc/kernel/smp_32.c @@ -114,7 +114,7 @@ void __init smp_cpus_done(unsigned int max_cpus) printk("UNKNOWN!\n"); BUG(); break; - }; + } } void cpu_panic(void) @@ -374,7 +374,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus) printk("UNKNOWN!\n"); BUG(); break; - }; + } } /* Set this up early so that things like the scheduler can init @@ -447,7 +447,7 @@ int __cpuinit __cpu_up(unsigned int cpu) printk("UNKNOWN!\n"); BUG(); break; - }; + } if (!ret) { cpumask_set_cpu(cpu, &smp_commenced_mask); diff --git a/arch/sparc/kernel/sun4d_irq.c b/arch/sparc/kernel/sun4d_irq.c index a9ea60eb2c10..1d13c5bda0b1 100644 --- a/arch/sparc/kernel/sun4d_irq.c +++ b/arch/sparc/kernel/sun4d_irq.c @@ -103,10 +103,9 @@ static void sun4d_sbus_handler_irq(int sbusl) sbil = (sbusl << 2); /* Loop for each pending SBI */ - for (sbino = 0; bus_mask; sbino++) { + for (sbino = 0; bus_mask; sbino++, bus_mask >>= 1) { unsigned int idx, mask; - bus_mask >>= 1; if (!(bus_mask & 1)) continue; /* XXX This seems to ACK the irq twice. acquire_sbi() @@ -118,19 +117,16 @@ static void sun4d_sbus_handler_irq(int sbusl) mask &= (0xf << sbil); /* Loop for each pending SBI slot */ - idx = 0; slot = (1 << sbil); - while (mask != 0) { + for (idx = 0; mask != 0; idx++, slot <<= 1) { unsigned int pil; struct irq_bucket *p; - idx++; - slot <<= 1; if (!(mask & slot)) continue; mask &= ~slot; - pil = sun4d_encode_irq(sbino, sbil, idx); + pil = sun4d_encode_irq(sbino, sbusl, idx); p = irq_map[pil]; while (p) { @@ -218,10 +214,10 @@ static void sun4d_unmask_irq(struct irq_data *data) #ifdef CONFIG_SMP spin_lock_irqsave(&sun4d_imsk_lock, flags); - cc_set_imsk_other(cpuid, cc_get_imsk_other(cpuid) | ~(1 << real_irq)); + cc_set_imsk_other(cpuid, cc_get_imsk_other(cpuid) & ~(1 << real_irq)); spin_unlock_irqrestore(&sun4d_imsk_lock, flags); #else - cc_set_imsk(cc_get_imsk() | ~(1 << real_irq)); + cc_set_imsk(cc_get_imsk() & ~(1 << real_irq)); #endif } @@ -299,26 +295,68 @@ static void __init sun4d_load_profile_irqs(void) } } +unsigned int _sun4d_build_device_irq(unsigned int real_irq, + unsigned int pil, + unsigned int board) +{ + struct sun4d_handler_data *handler_data; + unsigned int irq; + + irq = irq_alloc(real_irq, pil); + if (irq == 0) { + prom_printf("IRQ: allocate for %d %d %d failed\n", + real_irq, pil, board); + goto err_out; + } + + handler_data = irq_get_handler_data(irq); + if (unlikely(handler_data)) + goto err_out; + + handler_data = kzalloc(sizeof(struct sun4d_handler_data), GFP_ATOMIC); + if (unlikely(!handler_data)) { + prom_printf("IRQ: kzalloc(sun4d_handler_data) failed.\n"); + prom_halt(); + } + handler_data->cpuid = board_to_cpu[board]; + handler_data->real_irq = real_irq; + irq_set_chip_and_handler_name(irq, &sun4d_irq, + handle_level_irq, "level"); + irq_set_handler_data(irq, handler_data); + +err_out: + return irq; +} + + + unsigned int sun4d_build_device_irq(struct platform_device *op, unsigned int real_irq) { struct device_node *dp = op->dev.of_node; - struct device_node *io_unit, *sbi = dp->parent; + struct device_node *board_parent, *bus = dp->parent; + char *bus_connection; const struct linux_prom_registers *regs; - struct sun4d_handler_data *handler_data; unsigned int pil; unsigned int irq; int board, slot; int sbusl; - irq = 0; - while (sbi) { - if (!strcmp(sbi->name, "sbi")) + irq = real_irq; + while (bus) { + if (!strcmp(bus->name, "sbi")) { + bus_connection = "io-unit"; + break; + } + + if (!strcmp(bus->name, "bootbus")) { + bus_connection = "cpu-unit"; break; + } - sbi = sbi->parent; + bus = bus->parent; } - if (!sbi) + if (!bus) goto err_out; regs = of_get_property(dp, "reg", NULL); @@ -328,17 +366,19 @@ unsigned int sun4d_build_device_irq(struct platform_device *op, slot = regs->which_io; /* - * If SBI's parent is not io-unit or the io-unit lacks - * a "board#" property, something is very wrong. + * If Bus nodes parent is not io-unit/cpu-unit or the io-unit/cpu-unit + * lacks a "board#" property, something is very wrong. */ - if (!sbi->parent || strcmp(sbi->parent->name, "io-unit")) { - printk("%s: Error, parent is not io-unit.\n", sbi->full_name); + if (!bus->parent || strcmp(bus->parent->name, bus_connection)) { + printk(KERN_ERR "%s: Error, parent is not %s.\n", + bus->full_name, bus_connection); goto err_out; } - io_unit = sbi->parent; - board = of_getintprop_default(io_unit, "board#", -1); + board_parent = bus->parent; + board = of_getintprop_default(board_parent, "board#", -1); if (board == -1) { - printk("%s: Error, lacks board# property.\n", io_unit->full_name); + printk(KERN_ERR "%s: Error, lacks board# property.\n", + board_parent->full_name); goto err_out; } @@ -348,29 +388,17 @@ unsigned int sun4d_build_device_irq(struct platform_device *op, else pil = real_irq; - irq = irq_alloc(real_irq, pil); - if (irq == 0) - goto err_out; - - handler_data = irq_get_handler_data(irq); - if (unlikely(handler_data)) - goto err_out; - - handler_data = kzalloc(sizeof(struct sun4d_handler_data), GFP_ATOMIC); - if (unlikely(!handler_data)) { - prom_printf("IRQ: kzalloc(sun4d_handler_data) failed.\n"); - prom_halt(); - } - handler_data->cpuid = board_to_cpu[board]; - handler_data->real_irq = real_irq; - irq_set_chip_and_handler_name(irq, &sun4d_irq, - handle_level_irq, "level"); - irq_set_handler_data(irq, handler_data); - + irq = _sun4d_build_device_irq(real_irq, pil, board); err_out: - return real_irq; + return irq; } +unsigned int sun4d_build_timer_irq(unsigned int board, unsigned int real_irq) +{ + return _sun4d_build_device_irq(real_irq, real_irq, board); +} + + static void __init sun4d_fixup_trap_table(void) { #ifdef CONFIG_SMP @@ -402,6 +430,7 @@ static void __init sun4d_init_timers(irq_handler_t counter_fn) unsigned int irq; const u32 *reg; int err; + int board; dp = of_find_node_by_name(NULL, "cpu-unit"); if (!dp) { @@ -414,12 +443,19 @@ static void __init sun4d_init_timers(irq_handler_t counter_fn) * bootbus. */ reg = of_get_property(dp, "reg", NULL); - of_node_put(dp); if (!reg) { prom_printf("sun4d_init_timers: No reg property\n"); prom_halt(); } + board = of_getintprop_default(dp, "board#", -1); + if (board == -1) { + prom_printf("sun4d_init_timers: No board# property on cpu-unit\n"); + prom_halt(); + } + + of_node_put(dp); + res.start = reg[1]; res.end = reg[2] - 1; res.flags = reg[0] & 0xff; @@ -434,7 +470,7 @@ static void __init sun4d_init_timers(irq_handler_t counter_fn) master_l10_counter = &sun4d_timers->l10_cur_count; - irq = sun4d_build_device_irq(NULL, SUN4D_TIMER_IRQ); + irq = sun4d_build_timer_irq(board, SUN4D_TIMER_IRQ); err = request_irq(irq, counter_fn, IRQF_TIMER, "timer", NULL); if (err) { prom_printf("sun4d_init_timers: request_irq() failed with %d\n", diff --git a/arch/sparc/kernel/sys_sparc32.c b/arch/sparc/kernel/sys_sparc32.c index 6db18c6927fb..170cd8e8eb2a 100644 --- a/arch/sparc/kernel/sys_sparc32.c +++ b/arch/sparc/kernel/sys_sparc32.c @@ -109,7 +109,7 @@ asmlinkage long compat_sys_ipc(u32 call, u32 first, u32 second, u32 third, compa default: return -ENOSYS; - }; + } return -ENOSYS; } diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c index 96082d30def0..908b47a5ee24 100644 --- a/arch/sparc/kernel/sys_sparc_64.c +++ b/arch/sparc/kernel/sys_sparc_64.c @@ -460,7 +460,7 @@ SYSCALL_DEFINE6(sparc_ipc, unsigned int, call, int, first, unsigned long, second default: err = -ENOSYS; goto out; - }; + } } if (call <= MSGCTL) { switch (call) { @@ -481,7 +481,7 @@ SYSCALL_DEFINE6(sparc_ipc, unsigned int, call, int, first, unsigned long, second default: err = -ENOSYS; goto out; - }; + } } if (call <= SHMCTL) { switch (call) { @@ -507,7 +507,7 @@ SYSCALL_DEFINE6(sparc_ipc, unsigned int, call, int, first, unsigned long, second default: err = -ENOSYS; goto out; - }; + } } else { err = -ENOSYS; } diff --git a/arch/sparc/kernel/time_64.c b/arch/sparc/kernel/time_64.c index 2b8d54b2d850..1db6b18964d2 100644 --- a/arch/sparc/kernel/time_64.c +++ b/arch/sparc/kernel/time_64.c @@ -708,7 +708,7 @@ static void sparc64_timer_setup(enum clock_event_mode mode, case CLOCK_EVT_MODE_UNUSED: WARN_ON(1); break; - }; + } } static struct clock_event_device sparc64_clockevent = { diff --git a/arch/sparc/kernel/traps_64.c b/arch/sparc/kernel/traps_64.c index 1ed547bd850f..0cbdaa41cd1e 100644 --- a/arch/sparc/kernel/traps_64.c +++ b/arch/sparc/kernel/traps_64.c @@ -1804,7 +1804,7 @@ static const char *sun4v_err_type_to_str(u32 type) return "warning resumable"; default: return "unknown"; - }; + } } static void sun4v_log_error(struct pt_regs *regs, struct sun4v_error_entry *ent, int cpu, const char *pfx, atomic_t *ocnt) diff --git a/arch/sparc/kernel/unaligned_64.c b/arch/sparc/kernel/unaligned_64.c index c752c4c479bd..b2b019ea8caa 100644 --- a/arch/sparc/kernel/unaligned_64.c +++ b/arch/sparc/kernel/unaligned_64.c @@ -211,7 +211,7 @@ static inline int do_int_store(int reg_num, int size, unsigned long *dst_addr, default: BUG(); break; - }; + } } return __do_int_store(dst_addr, size, src_val, asi); } @@ -328,7 +328,7 @@ asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn) case ASI_SNFL: asi &= ~0x08; break; - }; + } switch (dir) { case load: reg_addr = fetch_reg_addr(((insn>>25)&0x1f), regs); @@ -351,7 +351,7 @@ asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn) default: BUG(); break; - }; + } *reg_addr = val_in; } break; diff --git a/arch/sparc/kernel/us2e_cpufreq.c b/arch/sparc/kernel/us2e_cpufreq.c index 531d54fc9829..489fc15f3194 100644 --- a/arch/sparc/kernel/us2e_cpufreq.c +++ b/arch/sparc/kernel/us2e_cpufreq.c @@ -176,7 +176,7 @@ static unsigned long index_to_estar_mode(unsigned int index) default: BUG(); - }; + } } static unsigned long index_to_divisor(unsigned int index) @@ -199,7 +199,7 @@ static unsigned long index_to_divisor(unsigned int index) default: BUG(); - }; + } } static unsigned long estar_to_divisor(unsigned long estar) @@ -224,7 +224,7 @@ static unsigned long estar_to_divisor(unsigned long estar) break; default: BUG(); - }; + } return ret; } diff --git a/arch/sparc/kernel/us3_cpufreq.c b/arch/sparc/kernel/us3_cpufreq.c index 9a8ceb700833..eb1624b931d9 100644 --- a/arch/sparc/kernel/us3_cpufreq.c +++ b/arch/sparc/kernel/us3_cpufreq.c @@ -71,7 +71,7 @@ static unsigned long get_current_freq(unsigned int cpu, unsigned long safari_cfg break; default: BUG(); - }; + } return ret; } @@ -125,7 +125,7 @@ static void us3_set_cpu_divider_index(unsigned int cpu, unsigned int index) default: BUG(); - }; + } reg = read_safari_cfg(); diff --git a/arch/sparc/kernel/viohs.c b/arch/sparc/kernel/viohs.c index aa6ac70d4fd5..29348ea139c3 100644 --- a/arch/sparc/kernel/viohs.c +++ b/arch/sparc/kernel/viohs.c @@ -363,7 +363,7 @@ static int process_ver(struct vio_driver_state *vio, struct vio_ver_info *pkt) default: return handshake_failure(vio); - }; + } } static int process_attr(struct vio_driver_state *vio, void *pkt) diff --git a/arch/sparc/kernel/visemul.c b/arch/sparc/kernel/visemul.c index 9dfd2ebcb157..36357717d691 100644 --- a/arch/sparc/kernel/visemul.c +++ b/arch/sparc/kernel/visemul.c @@ -334,7 +334,7 @@ static void edge(struct pt_regs *regs, unsigned int insn, unsigned int opf) left = edge32_tab_l[(rs1 >> 2) & 0x1].left; right = edge32_tab_l[(rs2 >> 2) & 0x1].right; break; - }; + } if ((rs1 & ~0x7UL) == (rs2 & ~0x7UL)) rd_val = right & left; @@ -360,7 +360,7 @@ static void edge(struct pt_regs *regs, unsigned int insn, unsigned int opf) tstate = regs->tstate & ~(TSTATE_XCC | TSTATE_ICC); regs->tstate = tstate | (ccr << 32UL); } - }; + } } static void array(struct pt_regs *regs, unsigned int insn, unsigned int opf) @@ -392,7 +392,7 @@ static void array(struct pt_regs *regs, unsigned int insn, unsigned int opf) case ARRAY32_OPF: rd_val <<= 2; - }; + } store_reg(regs, rd_val, RD(insn)); } @@ -577,7 +577,7 @@ static void pformat(struct pt_regs *regs, unsigned int insn, unsigned int opf) *fpd_regaddr(f, RD(insn)) = rd_val; break; } - }; + } } static void pmul(struct pt_regs *regs, unsigned int insn, unsigned int opf) @@ -693,7 +693,7 @@ static void pmul(struct pt_regs *regs, unsigned int insn, unsigned int opf) *fpd_regaddr(f, RD(insn)) = rd_val; break; } - }; + } } static void pcmp(struct pt_regs *regs, unsigned int insn, unsigned int opf) @@ -786,7 +786,7 @@ static void pcmp(struct pt_regs *regs, unsigned int insn, unsigned int opf) rd_val |= 1 << i; } break; - }; + } maybe_flush_windows(0, 0, RD(insn), 0); store_reg(regs, rd_val, RD(insn)); @@ -885,7 +885,7 @@ int vis_emul(struct pt_regs *regs, unsigned int insn) case BSHUFFLE_OPF: bshuffle(regs, insn); break; - }; + } regs->tpc = regs->tnpc; regs->tnpc += 4; diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c index b10ac4d62378..7543ddbdadb2 100644 --- a/arch/sparc/mm/fault_32.c +++ b/arch/sparc/mm/fault_32.c @@ -135,7 +135,7 @@ asmlinkage int lookup_fault(unsigned long pc, unsigned long ret_pc, default: break; - }; + } memset(®s, 0, sizeof (regs)); regs.pc = pc; diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c index ca217327e8d2..7b00de61c5f1 100644 --- a/arch/sparc/mm/init_32.c +++ b/arch/sparc/mm/init_32.c @@ -340,7 +340,7 @@ void __init paging_init(void) prom_printf("paging_init: sparc_cpu_model = %d\n", sparc_cpu_model); prom_printf("paging_init: Halting...\n"); prom_halt(); - }; + } /* Initialize the protection map with non-constant, MMU dependent values. */ protection_map[0] = PAGE_NONE; diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index e10cd03fab80..3fd8e18bed80 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -1625,7 +1625,7 @@ static void __init sun4v_ktsb_init(void) ktsb_descr[0].pgsz_idx = HV_PGSZ_IDX_4MB; ktsb_descr[0].pgsz_mask = HV_PGSZ_MASK_4MB; break; - }; + } ktsb_descr[0].assoc = 1; ktsb_descr[0].num_ttes = KERNEL_TSB_NENTRIES; @@ -2266,7 +2266,7 @@ unsigned long pte_sz_bits(unsigned long sz) return _PAGE_SZ512K_4V; case 4 * 1024 * 1024: return _PAGE_SZ4MB_4V; - }; + } } else { switch (sz) { case 8 * 1024: @@ -2278,7 +2278,7 @@ unsigned long pte_sz_bits(unsigned long sz) return _PAGE_SZ512K_4U; case 4 * 1024 * 1024: return _PAGE_SZ4MB_4U; - }; + } } } diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index fe09fd8be695..cbef74e793b8 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -1665,7 +1665,7 @@ static void __init init_swift(void) default: srmmu_modtype = Swift_ok; break; - }; + } BTFIXUPSET_CALL(flush_cache_all, swift_flush_cache_all, BTFIXUPCALL_NORM); BTFIXUPSET_CALL(flush_cache_mm, swift_flush_cache_mm, BTFIXUPCALL_NORM); @@ -2069,7 +2069,7 @@ static void __init get_srmmu_type(void) /* Some other Cypress revision, assume a 605. */ init_cypress_605(mod_rev); break; - }; + } return; } diff --git a/arch/sparc/mm/sun4c.c b/arch/sparc/mm/sun4c.c index a2350b5e68aa..1cf4f198709a 100644 --- a/arch/sparc/mm/sun4c.c +++ b/arch/sparc/mm/sun4c.c @@ -318,7 +318,7 @@ void __init sun4c_probe_vac(void) prom_printf("probe_vac: Didn't expect vac-linesize of %d, halting\n", sun4c_vacinfo.linesize); prom_halt(); - }; + } sun4c_flush_all(); sun4c_enable_vac(); @@ -364,7 +364,7 @@ static void __init patch_kernel_fault_handler(void) prom_printf("Unhandled number of segmaps: %d\n", num_segmaps); prom_halt(); - }; + } switch (num_contexts) { case 8: /* Default, nothing to do. */ @@ -377,7 +377,7 @@ static void __init patch_kernel_fault_handler(void) prom_printf("Unhandled number of contexts: %d\n", num_contexts); prom_halt(); - }; + } if (sun4c_vacinfo.do_hwflushes != 0) { PATCH_INSN(vac_hwflush_patch1_on, vac_hwflush_patch1); @@ -394,7 +394,7 @@ static void __init patch_kernel_fault_handler(void) prom_printf("Impossible VAC linesize %d, halting...\n", sun4c_vacinfo.linesize); prom_halt(); - }; + } } } diff --git a/arch/sparc/mm/tsb.c b/arch/sparc/mm/tsb.c index 948461513499..a5f51b22fcbe 100644 --- a/arch/sparc/mm/tsb.c +++ b/arch/sparc/mm/tsb.c @@ -180,7 +180,7 @@ static void setup_tsb_params(struct mm_struct *mm, unsigned long tsb_idx, unsign printk(KERN_ERR "TSB[%s:%d]: Impossible TSB size %lu, killing process.\n", current->comm, current->pid, tsb_bytes); do_exit(SIGSEGV); - }; + } tte |= pte_sz_bits(page_sz); if (tlb_type == cheetah_plus || tlb_type == hypervisor) { @@ -215,7 +215,7 @@ static void setup_tsb_params(struct mm_struct *mm, unsigned long tsb_idx, unsign #endif default: BUG(); - }; + } hp->assoc = 1; hp->num_ttes = tsb_bytes / 16; hp->ctx_idx = 0; @@ -230,7 +230,7 @@ static void setup_tsb_params(struct mm_struct *mm, unsigned long tsb_idx, unsign #endif default: BUG(); - }; + } hp->tsb_base = tsb_paddr; hp->resv = 0; } diff --git a/arch/sparc/prom/console_32.c b/arch/sparc/prom/console_32.c index b05e3db5fa63..a00f47b16c10 100644 --- a/arch/sparc/prom/console_32.c +++ b/arch/sparc/prom/console_32.c @@ -38,7 +38,7 @@ static int prom_nbputchar(const char *buf) break; default: break; - }; + } restore_current(); spin_unlock_irqrestore(&prom_lock, flags); return i; /* Ugh, we could spin forever on unsupported proms ;( */ diff --git a/arch/sparc/prom/init_32.c b/arch/sparc/prom/init_32.c index 0a601b300639..26c64cea3c9c 100644 --- a/arch/sparc/prom/init_32.c +++ b/arch/sparc/prom/init_32.c @@ -53,7 +53,7 @@ void __init prom_init(struct linux_romvec *rp) romvec->pv_romvers); prom_halt(); break; - }; + } prom_rev = romvec->pv_plugin_revision; prom_prev = romvec->pv_printrev; diff --git a/arch/sparc/prom/mp.c b/arch/sparc/prom/mp.c index 97c44c9ddbc8..0da8256cf76f 100644 --- a/arch/sparc/prom/mp.c +++ b/arch/sparc/prom/mp.c @@ -35,7 +35,7 @@ prom_startcpu(int cpunode, struct linux_prom_registers *ctable_reg, int ctx, cha case PROM_V3: ret = (*(romvec->v3_cpustart))(cpunode, (int) ctable_reg, ctx, pc); break; - }; + } restore_current(); spin_unlock_irqrestore(&prom_lock, flags); diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index d3a303246c9f..e57dcce9bfda 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -231,10 +231,6 @@ config PUV3_PWM help Enable support for NB0916 PWM controllers -config PUV3_RTC - tristate "PKUnity v3 RTC Support" - depends on !ARCH_FPGA - if PUV3_NB0916 menu "PKUnity NetBook-0916 Features" diff --git a/arch/unicore32/Makefile b/arch/unicore32/Makefile index 76a8beec7d03..6af4bc415f2b 100644 --- a/arch/unicore32/Makefile +++ b/arch/unicore32/Makefile @@ -40,42 +40,10 @@ core-y += arch/unicore32/mm/ libs-y += arch/unicore32/lib/ -ASM_GENERATED_DIR := $(srctree)/arch/unicore32/include/generated -LINUXINCLUDE += -I$(ASM_GENERATED_DIR) - -ASM_GENERIC_HEADERS := atomic.h auxvec.h -ASM_GENERIC_HEADERS += bitsperlong.h bug.h bugs.h -ASM_GENERIC_HEADERS += cputime.h current.h -ASM_GENERIC_HEADERS += device.h div64.h -ASM_GENERIC_HEADERS += emergency-restart.h errno.h -ASM_GENERIC_HEADERS += fb.h fcntl.h ftrace.h futex.h -ASM_GENERIC_HEADERS += hardirq.h hw_irq.h -ASM_GENERIC_HEADERS += ioctl.h ioctls.h ipcbuf.h irq_regs.h -ASM_GENERIC_HEADERS += kdebug.h kmap_types.h -ASM_GENERIC_HEADERS += local.h -ASM_GENERIC_HEADERS += mman.h module.h msgbuf.h -ASM_GENERIC_HEADERS += param.h parport.h percpu.h poll.h posix_types.h -ASM_GENERIC_HEADERS += resource.h -ASM_GENERIC_HEADERS += scatterlist.h sections.h segment.h sembuf.h serial.h -ASM_GENERIC_HEADERS += setup.h shmbuf.h shmparam.h -ASM_GENERIC_HEADERS += siginfo.h signal.h sizes.h -ASM_GENERIC_HEADERS += socket.h sockios.h stat.h statfs.h swab.h syscalls.h -ASM_GENERIC_HEADERS += termbits.h termios.h topology.h types.h -ASM_GENERIC_HEADERS += ucontext.h unaligned.h user.h -ASM_GENERIC_HEADERS += vga.h -ASM_GENERIC_HEADERS += xor.h - -archprepare: -ifneq ($(ASM_GENERATED_DIR), $(wildcard $(ASM_GENERATED_DIR))) - $(Q)mkdir -p $(ASM_GENERATED_DIR)/asm - $(Q)$(foreach a, $(ASM_GENERIC_HEADERS), \ - echo '#include <asm-generic/$a>' \ - > $(ASM_GENERATED_DIR)/asm/$a; ) -endif - boot := arch/unicore32/boot -# Default target when executing plain make +# Default defconfig and target when executing plain make +KBUILD_DEFCONFIG := $(ARCH)_defconfig KBUILD_IMAGE := zImage all: $(KBUILD_IMAGE) @@ -83,8 +51,6 @@ all: $(KBUILD_IMAGE) zImage Image uImage: vmlinux $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ -MRPROPER_DIRS += $(ASM_GENERATED_DIR) - archclean: $(Q)$(MAKE) $(clean)=$(boot) diff --git a/arch/unicore32/boot/compressed/Makefile b/arch/unicore32/boot/compressed/Makefile index 95373428cb3d..b0954a2d23cf 100644 --- a/arch/unicore32/boot/compressed/Makefile +++ b/arch/unicore32/boot/compressed/Makefile @@ -59,7 +59,7 @@ $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/head.o $(obj)/piggy.o \ # We now have a PIC decompressor implementation. Decompressors running # from RAM should not define ZTEXTADDR. Decompressors running directly # from ROM or Flash must define ZTEXTADDR (preferably via the config) -ZTEXTADDR := 0 +ZTEXTADDR := 0x03000000 ZBSSADDR := ALIGN(4) SEDFLAGS_lds = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/ diff --git a/arch/unicore32/configs/debug_defconfig b/arch/unicore32/configs/unicore32_defconfig index b5fbde9f1cb2..c9dd3198b6f7 100644 --- a/arch/unicore32/configs/debug_defconfig +++ b/arch/unicore32/configs/unicore32_defconfig @@ -1,6 +1,6 @@ ### General setup CONFIG_EXPERIMENTAL=y -CONFIG_LOCALVERSION="-debug" +CONFIG_LOCALVERSION="-unicore32" CONFIG_SWAP=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -64,7 +64,6 @@ CONFIG_I2C_BATTERY_BQ27200=n CONFIG_I2C_EEPROM_AT24=n CONFIG_LCD_BACKLIGHT=n -CONFIG_PUV3_RTC=y CONFIG_PUV3_UMAL=y CONFIG_PUV3_MUSB=n CONFIG_PUV3_AC97=n @@ -167,8 +166,9 @@ CONFIG_LEDS_TRIGGER_IDE_DISK=y CONFIG_LEDS_TRIGGER_HEARTBEAT=y # Real Time Clock -CONFIG_RTC_LIB=m -CONFIG_RTC_CLASS=m +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_PUV3=y ### File systems CONFIG_EXT2_FS=m diff --git a/arch/unicore32/include/asm/Kbuild b/arch/unicore32/include/asm/Kbuild index b200fdaca44d..ca113d6999c5 100644 --- a/arch/unicore32/include/asm/Kbuild +++ b/arch/unicore32/include/asm/Kbuild @@ -1,2 +1,61 @@ include include/asm-generic/Kbuild.asm +generic-y += atomic.h +generic-y += auxvec.h +generic-y += bitsperlong.h +generic-y += bug.h +generic-y += bugs.h +generic-y += cputime.h +generic-y += current.h +generic-y += device.h +generic-y += div64.h +generic-y += emergency-restart.h +generic-y += errno.h +generic-y += fb.h +generic-y += fcntl.h +generic-y += ftrace.h +generic-y += futex.h +generic-y += hardirq.h +generic-y += hw_irq.h +generic-y += ioctl.h +generic-y += ioctls.h +generic-y += ipcbuf.h +generic-y += irq_regs.h +generic-y += kdebug.h +generic-y += kmap_types.h +generic-y += local.h +generic-y += mman.h +generic-y += module.h +generic-y += msgbuf.h +generic-y += param.h +generic-y += parport.h +generic-y += percpu.h +generic-y += poll.h +generic-y += posix_types.h +generic-y += resource.h +generic-y += scatterlist.h +generic-y += sections.h +generic-y += segment.h +generic-y += sembuf.h +generic-y += serial.h +generic-y += setup.h +generic-y += shmbuf.h +generic-y += shmparam.h +generic-y += siginfo.h +generic-y += signal.h +generic-y += sizes.h +generic-y += socket.h +generic-y += sockios.h +generic-y += stat.h +generic-y += statfs.h +generic-y += swab.h +generic-y += syscalls.h +generic-y += termbits.h +generic-y += termios.h +generic-y += topology.h +generic-y += types.h +generic-y += ucontext.h +generic-y += unaligned.h +generic-y += user.h +generic-y += vga.h +generic-y += xor.h diff --git a/arch/unicore32/kernel/Makefile b/arch/unicore32/kernel/Makefile index ec23a2fb2f50..aeb0f181568e 100644 --- a/arch/unicore32/kernel/Makefile +++ b/arch/unicore32/kernel/Makefile @@ -16,7 +16,6 @@ obj-$(CONFIG_UNICORE_FPU_F64) += fpu-ucf64.o obj-$(CONFIG_ARCH_PUV3) += clock.o irq.o time.o obj-$(CONFIG_PUV3_GPIO) += gpio.o -obj-$(CONFIG_PUV3_RTC) += rtc.o obj-$(CONFIG_PUV3_PWM) += pwm.o obj-$(CONFIG_PUV3_PM) += pm.o sleep.o obj-$(CONFIG_HIBERNATION) += hibernate.o hibernate_asm.o diff --git a/arch/unicore32/kernel/vmlinux.lds.S b/arch/unicore32/kernel/vmlinux.lds.S index 9bf7f7af52c5..77e407e49a63 100644 --- a/arch/unicore32/kernel/vmlinux.lds.S +++ b/arch/unicore32/kernel/vmlinux.lds.S @@ -30,7 +30,7 @@ SECTIONS HEAD_TEXT_SECTION INIT_TEXT_SECTION(PAGE_SIZE) INIT_DATA_SECTION(16) - PERCPU(L1_CACHE_BYTES, PAGE_SIZE) + PERCPU_SECTION(L1_CACHE_BYTES) __init_end = .; _stext = .; diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index b961af86bfea..b9338b8cf420 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -390,7 +390,8 @@ static unsigned int reserve_eilvt_offset(int offset, unsigned int new) /* * If mask=1, the LVT entry does not generate interrupts while mask=0 - * enables the vector. See also the BKDGs. + * enables the vector. See also the BKDGs. Must be called with + * preemption disabled. */ int setup_APIC_eilvt(u8 offset, u8 vector, u8 msg_type, u8 mask) diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c index b511a011b7d0..adc66c3a1fef 100644 --- a/arch/x86/kernel/apic/x2apic_uv_x.c +++ b/arch/x86/kernel/apic/x2apic_uv_x.c @@ -632,14 +632,14 @@ late_initcall(uv_init_heartbeat); /* Direct Legacy VGA I/O traffic to designated IOH */ int uv_set_vga_state(struct pci_dev *pdev, bool decode, - unsigned int command_bits, bool change_bridge) + unsigned int command_bits, u32 flags) { int domain, bus, rc; - PR_DEVEL("devfn %x decode %d cmd %x chg_brdg %d\n", - pdev->devfn, decode, command_bits, change_bridge); + PR_DEVEL("devfn %x decode %d cmd %x flags %d\n", + pdev->devfn, decode, command_bits, flags); - if (!change_bridge) + if (!(flags & PCI_VGA_STATE_CHANGE_BRIDGE)) return 0; if ((command_bits & PCI_COMMAND_IO) == 0) diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c index 690bc8461835..9aeb78a23de4 100644 --- a/arch/x86/kernel/devicetree.c +++ b/arch/x86/kernel/devicetree.c @@ -13,6 +13,7 @@ #include <linux/slab.h> #include <linux/pci.h> #include <linux/of_pci.h> +#include <linux/initrd.h> #include <asm/hpet.h> #include <asm/irq_controller.h> @@ -98,6 +99,16 @@ void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align) return __alloc_bootmem(size, align, __pa(MAX_DMA_ADDRESS)); } +#ifdef CONFIG_BLK_DEV_INITRD +void __init early_init_dt_setup_initrd_arch(unsigned long start, + unsigned long end) +{ + initrd_start = (unsigned long)__va(start); + initrd_end = (unsigned long)__va(end); + initrd_below_start_ok = 1; +} +#endif + void __init add_dtb(u64 data) { initial_dtb = data + offsetof(struct setup_data, data); diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 2e4928d45a2d..e1ba8cb24e4e 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -337,7 +337,7 @@ EXPORT_SYMBOL(boot_option_idle_override); * Powermanagement idle function, if any.. */ void (*pm_idle)(void); -#if defined(CONFIG_APM_MODULE) && defined(CONFIG_APM_CPU_IDLE) +#ifdef CONFIG_APM_MODULE EXPORT_SYMBOL(pm_idle); #endif @@ -399,7 +399,7 @@ void default_idle(void) cpu_relax(); } } -#if defined(CONFIG_APM_MODULE) && defined(CONFIG_APM_CPU_IDLE) +#ifdef CONFIG_APM_MODULE EXPORT_SYMBOL(default_idle); #endif diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 8d128783af47..a3d0dc59067b 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -245,7 +245,6 @@ start_thread(struct pt_regs *regs, unsigned long new_ip, unsigned long new_sp) { set_user_gs(regs, 0); regs->fs = 0; - set_fs(USER_DS); regs->ds = __USER_DS; regs->es = __USER_DS; regs->ss = __USER_DS; diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 6c9dd922ac0d..ca6f7ab8df33 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -338,7 +338,6 @@ start_thread_common(struct pt_regs *regs, unsigned long new_ip, regs->cs = _cs; regs->ss = _ss; regs->flags = X86_EFLAGS_IF; - set_fs(USER_DS); /* * Free the old FP and other extended state */ diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 33a0c11797de..9fd3137230d4 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -285,6 +285,19 @@ notrace static void __cpuinit start_secondary(void *unused) per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE; x86_platform.nmi_init(); + /* + * Wait until the cpu which brought this one up marked it + * online before enabling interrupts. If we don't do that then + * we can end up waking up the softirq thread before this cpu + * reached the active state, which makes the scheduler unhappy + * and schedule the softirq thread on the wrong cpu. This is + * only observable with forced threaded interrupts, but in + * theory it could also happen w/o them. It's just way harder + * to achieve. + */ + while (!cpumask_test_cpu(smp_processor_id(), cpu_active_mask)) + cpu_relax(); + /* enable local interrupts */ local_irq_enable(); diff --git a/arch/x86/oprofile/op_model_amd.c b/arch/x86/oprofile/op_model_amd.c index 9fd8a567fe1e..9cbb710dc94b 100644 --- a/arch/x86/oprofile/op_model_amd.c +++ b/arch/x86/oprofile/op_model_amd.c @@ -609,16 +609,21 @@ static int setup_ibs_ctl(int ibs_eilvt_off) return 0; } +/* + * This runs only on the current cpu. We try to find an LVT offset and + * setup the local APIC. For this we must disable preemption. On + * success we initialize all nodes with this offset. This updates then + * the offset in the IBS_CTL per-node msr. The per-core APIC setup of + * the IBS interrupt vector is called from op_amd_setup_ctrs()/op_- + * amd_cpu_shutdown() using the new offset. + */ static int force_ibs_eilvt_setup(void) { int offset; int ret; - /* - * find the next free available EILVT entry, skip offset 0, - * pin search to this cpu - */ preempt_disable(); + /* find the next free available EILVT entry, skip offset 0 */ for (offset = 1; offset < APIC_EILVT_NR_MAX; offset++) { if (get_eilvt(offset)) break; diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index dfb6e9d3d759..7f099d6e4e0b 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -2802,10 +2802,11 @@ int ata_eh_reset(struct ata_link *link, int classify, } /* - * Some controllers can't be frozen very well and may set - * spuruious error conditions during reset. Clear accumulated - * error information. As reset is the final recovery action, - * nothing is lost by doing this. + * Some controllers can't be frozen very well and may set spurious + * error conditions during reset. Clear accumulated error + * information and re-thaw the port if frozen. As reset is the + * final recovery action and we cross check link onlineness against + * device classification later, no hotplug event is lost by this. */ spin_lock_irqsave(link->ap->lock, flags); memset(&link->eh_info, 0, sizeof(link->eh_info)); @@ -2814,6 +2815,9 @@ int ata_eh_reset(struct ata_link *link, int classify, ap->pflags &= ~ATA_PFLAG_EH_PENDING; spin_unlock_irqrestore(link->ap->lock, flags); + if (ap->pflags & ATA_PFLAG_FROZEN) + ata_eh_thaw_port(ap); + /* * Make sure onlineness and classification result correspond. * Hotplug could have happened during reset and some diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c index b60a4c263686..853f92d23ddb 100644 --- a/drivers/cpufreq/cpufreq_stats.c +++ b/drivers/cpufreq/cpufreq_stats.c @@ -387,6 +387,7 @@ static void __exit cpufreq_stats_exit(void) unregister_hotcpu_notifier(&cpufreq_stat_cpu_notifier); for_each_online_cpu(cpu) { cpufreq_stats_free_table(cpu); + cpufreq_stats_free_sysfs(cpu); } } diff --git a/drivers/firmware/iscsi_ibft_find.c b/drivers/firmware/iscsi_ibft_find.c index f032e446fc11..bfe723266fd8 100644 --- a/drivers/firmware/iscsi_ibft_find.c +++ b/drivers/firmware/iscsi_ibft_find.c @@ -108,7 +108,9 @@ done: */ unsigned long __init find_ibft_region(unsigned long *sizep) { +#ifdef CONFIG_ACPI int i; +#endif ibft_addr = NULL; #ifdef CONFIG_ACPI diff --git a/drivers/gpio/gpio-nomadik.c b/drivers/gpio/gpio-nomadik.c index 4961ef9bc153..2c212c732d76 100644 --- a/drivers/gpio/gpio-nomadik.c +++ b/drivers/gpio/gpio-nomadik.c @@ -4,6 +4,7 @@ * Copyright (C) 2008,2009 STMicroelectronics * Copyright (C) 2009 Alessandro Rubini <rubini@unipv.it> * Rewritten based on work by Prafulla WADASKAR <prafulla.wadaskar@st.com> + * Copyright (C) 2011 Linus Walleij <linus.walleij@linaro.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -49,6 +50,7 @@ struct nmk_gpio_chip { u32 (*get_secondary_status)(unsigned int bank); void (*set_ioforce)(bool enable); spinlock_t lock; + bool sleepmode; /* Keep track of configured edges */ u32 edge_rising; u32 edge_falling; @@ -393,14 +395,25 @@ EXPORT_SYMBOL(nmk_config_pins_sleep); * @gpio: pin number * @mode: NMK_GPIO_SLPM_INPUT or NMK_GPIO_SLPM_NOCHANGE, * - * Sets the sleep mode of a pin. If @mode is NMK_GPIO_SLPM_INPUT, the pin is - * changed to an input (with pullup/down enabled) in sleep and deep sleep. If - * @mode is NMK_GPIO_SLPM_NOCHANGE, the pin remains in the state it was - * configured even when in sleep and deep sleep. + * This register is actually in the pinmux layer, not the GPIO block itself. + * The GPIO1B_SLPM register defines the GPIO mode when SLEEP/DEEP-SLEEP + * mode is entered (i.e. when signal IOFORCE is HIGH by the platform code). + * Each GPIO can be configured to be forced into GPIO mode when IOFORCE is + * HIGH, overriding the normal setting defined by GPIO_AFSELx registers. + * When IOFORCE returns LOW (by software, after SLEEP/DEEP-SLEEP exit), + * the GPIOs return to the normal setting defined by GPIO_AFSELx registers. * - * On DB8500v2 onwards, this setting loses the previous meaning and instead - * indicates if wakeup detection is enabled on the pin. Note that - * enable_irq_wake() will automatically enable wakeup detection. + * If @mode is NMK_GPIO_SLPM_INPUT, the corresponding GPIO is switched to GPIO + * mode when signal IOFORCE is HIGH (i.e. when SLEEP/DEEP-SLEEP mode is + * entered) regardless of the altfunction selected. Also wake-up detection is + * ENABLED. + * + * If @mode is NMK_GPIO_SLPM_NOCHANGE, the corresponding GPIO remains + * controlled by NMK_GPIO_DATC, NMK_GPIO_DATS, NMK_GPIO_DIR, NMK_GPIO_PDIS + * (for altfunction GPIO) or respective on-chip peripherals (for other + * altfuncs) when IOFORCE is HIGH. Also wake-up detection DISABLED. + * + * Note that enable_irq_wake() will automatically enable wakeup detection. */ int nmk_gpio_set_slpm(int gpio, enum nmk_gpio_slpm mode) { @@ -551,6 +564,12 @@ static void __nmk_gpio_irq_modify(struct nmk_gpio_chip *nmk_chip, static void __nmk_gpio_set_wake(struct nmk_gpio_chip *nmk_chip, int gpio, bool on) { + if (nmk_chip->sleepmode) { + __nmk_gpio_set_slpm(nmk_chip, gpio - nmk_chip->chip.base, + on ? NMK_GPIO_SLPM_WAKEUP_ENABLE + : NMK_GPIO_SLPM_WAKEUP_DISABLE); + } + __nmk_gpio_irq_modify(nmk_chip, gpio, WAKE, on); } @@ -901,7 +920,7 @@ void nmk_gpio_wakeups_suspend(void) writel(chip->fwimsc & chip->real_wake, chip->addr + NMK_GPIO_FWIMSC); - if (cpu_is_u8500v2()) { + if (chip->sleepmode) { chip->slpm = readl(chip->addr + NMK_GPIO_SLPC); /* 0 -> wakeup enable */ @@ -923,7 +942,7 @@ void nmk_gpio_wakeups_resume(void) writel(chip->rwimsc, chip->addr + NMK_GPIO_RWIMSC); writel(chip->fwimsc, chip->addr + NMK_GPIO_FWIMSC); - if (cpu_is_u8500v2()) + if (chip->sleepmode) writel(chip->slpm, chip->addr + NMK_GPIO_SLPC); } } @@ -1010,6 +1029,7 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev) nmk_chip->secondary_parent_irq = secondary_irq; nmk_chip->get_secondary_status = pdata->get_secondary_status; nmk_chip->set_ioforce = pdata->set_ioforce; + nmk_chip->sleepmode = pdata->supports_sleepmode; spin_lock_init(&nmk_chip->lock); chip = &nmk_chip->chip; @@ -1065,5 +1085,3 @@ core_initcall(nmk_gpio_init); MODULE_AUTHOR("Prafulla WADASKAR and Alessandro Rubini"); MODULE_DESCRIPTION("Nomadik GPIO Driver"); MODULE_LICENSE("GPL"); - - diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c index 3e257a50bf56..61e1ef90d4e5 100644 --- a/drivers/gpu/drm/drm_bufs.c +++ b/drivers/gpu/drm/drm_bufs.c @@ -46,10 +46,11 @@ static struct drm_map_list *drm_find_matching_map(struct drm_device *dev, list_for_each_entry(entry, &dev->maplist, head) { /* * Because the kernel-userspace ABI is fixed at a 32-bit offset - * while PCI resources may live above that, we ignore the map - * offset for maps of type _DRM_FRAMEBUFFER or _DRM_REGISTERS. - * It is assumed that each driver will have only one resource of - * each type. + * while PCI resources may live above that, we only compare the + * lower 32 bits of the map offset for maps of type + * _DRM_FRAMEBUFFER or _DRM_REGISTERS. + * It is assumed that if a driver have more than one resource + * of each type, the lower 32 bits are different. */ if (!entry->map || map->type != entry->map->type || @@ -59,9 +60,12 @@ static struct drm_map_list *drm_find_matching_map(struct drm_device *dev, case _DRM_SHM: if (map->flags != _DRM_CONTAINS_LOCK) break; + return entry; case _DRM_REGISTERS: case _DRM_FRAME_BUFFER: - return entry; + if ((entry->map->offset & 0xffffffff) == + (map->offset & 0xffffffff)) + return entry; default: /* Make gcc happy */ ; } @@ -183,9 +187,6 @@ static int drm_addmap_core(struct drm_device * dev, resource_size_t offset, return -EINVAL; } #endif -#ifdef __alpha__ - map->offset += dev->hose->mem_space->start; -#endif /* Some drivers preinitialize some maps, without the X Server * needing to be aware of it. Therefore, we just return success * when the server tries to create a duplicate map. diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 872747c5a544..21058e6ad2b8 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1113,7 +1113,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data, if (card_res->count_fbs >= fb_count) { copied = 0; fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; - list_for_each_entry(fb, &file_priv->fbs, head) { + list_for_each_entry(fb, &file_priv->fbs, filp_head) { if (put_user(fb->base.id, fb_id + copied)) { ret = -EFAULT; goto out; diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 2c3fcbdfd8ff..5db96d45fc71 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -526,7 +526,7 @@ static int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma) static resource_size_t drm_core_get_reg_ofs(struct drm_device *dev) { #ifdef __alpha__ - return dev->hose->dense_mem_base - dev->hose->mem_space->start; + return dev->hose->dense_mem_base; #else return 0; #endif diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 12d32579b951..94c84d744100 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -465,8 +465,10 @@ i915_gem_shmem_pread_slow(struct drm_device *dev, page = read_cache_page_gfp(mapping, offset >> PAGE_SHIFT, GFP_HIGHUSER | __GFP_RECLAIMABLE); - if (IS_ERR(page)) - return PTR_ERR(page); + if (IS_ERR(page)) { + ret = PTR_ERR(page); + goto out; + } if (do_bit17_swizzling) { slow_shmem_bit17_copy(page, diff --git a/drivers/gpu/drm/mga/mga_drv.h b/drivers/gpu/drm/mga/mga_drv.h index 1084fa4d261b..54558a01969a 100644 --- a/drivers/gpu/drm/mga/mga_drv.h +++ b/drivers/gpu/drm/mga/mga_drv.h @@ -195,29 +195,10 @@ extern long mga_compat_ioctl(struct file *filp, unsigned int cmd, #define mga_flush_write_combine() DRM_WRITEMEMORYBARRIER() -#if defined(__linux__) && defined(__alpha__) -#define MGA_BASE(reg) ((unsigned long)(dev_priv->mmio->handle)) -#define MGA_ADDR(reg) (MGA_BASE(reg) + reg) - -#define MGA_DEREF(reg) (*(volatile u32 *)MGA_ADDR(reg)) -#define MGA_DEREF8(reg) (*(volatile u8 *)MGA_ADDR(reg)) - -#define MGA_READ(reg) (_MGA_READ((u32 *)MGA_ADDR(reg))) -#define MGA_READ8(reg) (_MGA_READ((u8 *)MGA_ADDR(reg))) -#define MGA_WRITE(reg, val) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF(reg) = val; } while (0) -#define MGA_WRITE8(reg, val) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF8(reg) = val; } while (0) - -static inline u32 _MGA_READ(u32 *addr) -{ - DRM_MEMORYBARRIER(); - return *(volatile u32 *)addr; -} -#else #define MGA_READ8(reg) DRM_READ8(dev_priv->mmio, (reg)) #define MGA_READ(reg) DRM_READ32(dev_priv->mmio, (reg)) #define MGA_WRITE8(reg, val) DRM_WRITE8(dev_priv->mmio, (reg), (val)) #define MGA_WRITE(reg, val) DRM_WRITE32(dev_priv->mmio, (reg), (val)) -#endif #define DWGREG0 0x1c00 #define DWGREG0_END 0x1dff diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 98ea597bc76d..86157b172c88 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -2944,7 +2944,7 @@ restart_ih: radeon_fence_process(rdev); break; case 233: /* GUI IDLE */ - DRM_DEBUG("IH: CP EOP\n"); + DRM_DEBUG("IH: GUI idle\n"); rdev->pm.gui_idle = true; wake_up(&rdev->irq.idle_queue); break; diff --git a/drivers/gpu/drm/radeon/r100_track.h b/drivers/gpu/drm/radeon/r100_track.h index 2fef9de7f363..686f9dc5d4bd 100644 --- a/drivers/gpu/drm/radeon/r100_track.h +++ b/drivers/gpu/drm/radeon/r100_track.h @@ -63,7 +63,7 @@ struct r100_cs_track { unsigned num_arrays; unsigned max_indx; unsigned color_channel_mask; - struct r100_cs_track_array arrays[11]; + struct r100_cs_track_array arrays[16]; struct r100_cs_track_cb cb[R300_MAX_CB]; struct r100_cs_track_cb zb; struct r100_cs_track_cb aa; @@ -146,6 +146,12 @@ static inline int r100_packet3_load_vbpntr(struct radeon_cs_parser *p, ib = p->ib->ptr; track = (struct r100_cs_track *)p->track; c = radeon_get_ib_value(p, idx++) & 0x1F; + if (c > 16) { + DRM_ERROR("Only 16 vertex buffers are allowed %d\n", + pkt->opcode); + r100_cs_dump_packet(p, pkt); + return -EINVAL; + } track->num_arrays = c; for (i = 0; i < (c - 1); i+=2, idx+=3) { r = r100_cs_packet_next_reloc(p, &reloc); diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index d74d4d71437f..7dd45ca64e29 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -3444,7 +3444,7 @@ restart_ih: radeon_fence_process(rdev); break; case 233: /* GUI IDLE */ - DRM_DEBUG("IH: CP EOP\n"); + DRM_DEBUG("IH: GUI idle\n"); rdev->pm.gui_idle = true; wake_up(&rdev->irq.idle_queue); break; diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index ba643b576054..27f45579e64b 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -165,6 +165,7 @@ struct radeon_clock { uint32_t default_sclk; uint32_t default_dispclk; uint32_t dp_extclk; + uint32_t max_pixel_clock; }; /* diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 90dfb2b8cf03..fa62a503ae70 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -1246,6 +1246,10 @@ bool radeon_atom_get_clock_info(struct drm_device *dev) } *dcpll = *p1pll; + rdev->clock.max_pixel_clock = le16_to_cpu(firmware_info->info.usMaxPixelClock); + if (rdev->clock.max_pixel_clock == 0) + rdev->clock.max_pixel_clock = 40000; + return true; } diff --git a/drivers/gpu/drm/radeon/radeon_clocks.c b/drivers/gpu/drm/radeon/radeon_clocks.c index 5249af8931e6..2d48e7a1474b 100644 --- a/drivers/gpu/drm/radeon/radeon_clocks.c +++ b/drivers/gpu/drm/radeon/radeon_clocks.c @@ -117,7 +117,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev) p1pll->reference_div = RREG32_PLL(RADEON_PPLL_REF_DIV) & 0x3ff; if (p1pll->reference_div < 2) p1pll->reference_div = 12; - p2pll->reference_div = p1pll->reference_div; + p2pll->reference_div = p1pll->reference_div; /* These aren't in the device-tree */ if (rdev->family >= CHIP_R420) { @@ -139,6 +139,8 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev) p2pll->pll_out_min = 12500; p2pll->pll_out_max = 35000; } + /* not sure what the max should be in all cases */ + rdev->clock.max_pixel_clock = 35000; spll->reference_freq = mpll->reference_freq = p1pll->reference_freq; spll->reference_div = mpll->reference_div = @@ -151,7 +153,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev) else rdev->clock.default_sclk = radeon_legacy_get_engine_clock(rdev); - + val = of_get_property(dp, "ATY,MCLK", NULL); if (val && *val) rdev->clock.default_mclk = (*val) / 10; @@ -160,7 +162,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev) radeon_legacy_get_memory_clock(rdev); DRM_INFO("Using device-tree clock info\n"); - + return true; } #else diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index 5b991f7c6e2a..797c8bcbb6a4 100644 --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -866,6 +866,11 @@ bool radeon_combios_get_clock_info(struct drm_device *dev) rdev->clock.default_sclk = sclk; rdev->clock.default_mclk = mclk; + if (RBIOS32(pll_info + 0x16)) + rdev->clock.max_pixel_clock = RBIOS32(pll_info + 0x16); + else + rdev->clock.max_pixel_clock = 35000; /* might need something asic specific */ + return true; } return false; @@ -1548,9 +1553,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev) (rdev->pdev->subsystem_device == 0x4a48)) { /* Mac X800 */ rdev->mode_info.connector_table = CT_MAC_X800; - } else if ((rdev->pdev->device == 0x4150) && - (rdev->pdev->subsystem_vendor == 0x1002) && - (rdev->pdev->subsystem_device == 0x4150)) { + } else if (of_machine_is_compatible("PowerMac7,2") || + of_machine_is_compatible("PowerMac7,3")) { /* Mac G5 9600 */ rdev->mode_info.connector_table = CT_MAC_G5_9600; } else diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index ee1dccb3fec9..9c2929c7e79f 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -626,8 +626,14 @@ static int radeon_vga_get_modes(struct drm_connector *connector) static int radeon_vga_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { + struct drm_device *dev = connector->dev; + struct radeon_device *rdev = dev->dev_private; + /* XXX check mode bandwidth */ - /* XXX verify against max DAC output frequency */ + + if ((mode->clock / 10) > rdev->clock.max_pixel_clock) + return MODE_CLOCK_HIGH; + return MODE_OK; } @@ -1015,6 +1021,11 @@ static int radeon_dvi_mode_valid(struct drm_connector *connector, } else return MODE_CLOCK_HIGH; } + + /* check against the max pixel clock */ + if ((mode->clock / 10) > rdev->clock.max_pixel_clock) + return MODE_CLOCK_HIGH; + return MODE_OK; } diff --git a/drivers/gpu/drm/savage/savage_bci.c b/drivers/gpu/drm/savage/savage_bci.c index bf5f83ea14fe..cb1ee4e0050a 100644 --- a/drivers/gpu/drm/savage/savage_bci.c +++ b/drivers/gpu/drm/savage/savage_bci.c @@ -647,9 +647,6 @@ int savage_driver_firstopen(struct drm_device *dev) ret = drm_addmap(dev, aperture_base, SAVAGE_APERTURE_SIZE, _DRM_FRAME_BUFFER, _DRM_WRITE_COMBINING, &dev_priv->aperture); - if (ret) - return ret; - return ret; } diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index 144d27261e43..04b09564bfa9 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -778,7 +778,8 @@ static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq, sector_t block) { struct ide_cmd cmd; - int uptodate = 0, nsectors; + int uptodate = 0; + unsigned int nsectors; ide_debug_log(IDE_DBG_RQ, "cmd: 0x%x, block: %llu", rq->cmd[0], (unsigned long long)block); diff --git a/drivers/isdn/hardware/mISDN/hfcsusb.c b/drivers/isdn/hardware/mISDN/hfcsusb.c index 3ccbff13eaf2..71a8eb6ef71e 100644 --- a/drivers/isdn/hardware/mISDN/hfcsusb.c +++ b/drivers/isdn/hardware/mISDN/hfcsusb.c @@ -283,6 +283,7 @@ hfcsusb_ph_info(struct hfcsusb *hw) _queue_data(&dch->dev.D, MPH_INFORMATION_IND, MISDN_ID_ANY, sizeof(struct ph_info_dch) + dch->dev.nrbchan * sizeof(struct ph_info_ch), phi, GFP_ATOMIC); + kfree(phi); } /* diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 70bd738b8b99..574b09afedd3 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -534,6 +534,82 @@ void bitmap_print_sb(struct bitmap *bitmap) kunmap_atomic(sb, KM_USER0); } +/* + * bitmap_new_disk_sb + * @bitmap + * + * This function is somewhat the reverse of bitmap_read_sb. bitmap_read_sb + * reads and verifies the on-disk bitmap superblock and populates bitmap_info. + * This function verifies 'bitmap_info' and populates the on-disk bitmap + * structure, which is to be written to disk. + * + * Returns: 0 on success, -Exxx on error + */ +static int bitmap_new_disk_sb(struct bitmap *bitmap) +{ + bitmap_super_t *sb; + unsigned long chunksize, daemon_sleep, write_behind; + int err = -EINVAL; + + bitmap->sb_page = alloc_page(GFP_KERNEL); + if (IS_ERR(bitmap->sb_page)) { + err = PTR_ERR(bitmap->sb_page); + bitmap->sb_page = NULL; + return err; + } + bitmap->sb_page->index = 0; + + sb = kmap_atomic(bitmap->sb_page, KM_USER0); + + sb->magic = cpu_to_le32(BITMAP_MAGIC); + sb->version = cpu_to_le32(BITMAP_MAJOR_HI); + + chunksize = bitmap->mddev->bitmap_info.chunksize; + BUG_ON(!chunksize); + if (!is_power_of_2(chunksize)) { + kunmap_atomic(sb, KM_USER0); + printk(KERN_ERR "bitmap chunksize not a power of 2\n"); + return -EINVAL; + } + sb->chunksize = cpu_to_le32(chunksize); + + daemon_sleep = bitmap->mddev->bitmap_info.daemon_sleep; + if (!daemon_sleep || + (daemon_sleep < 1) || (daemon_sleep > MAX_SCHEDULE_TIMEOUT)) { + printk(KERN_INFO "Choosing daemon_sleep default (5 sec)\n"); + daemon_sleep = 5 * HZ; + } + sb->daemon_sleep = cpu_to_le32(daemon_sleep); + bitmap->mddev->bitmap_info.daemon_sleep = daemon_sleep; + + /* + * FIXME: write_behind for RAID1. If not specified, what + * is a good choice? We choose COUNTER_MAX / 2 arbitrarily. + */ + write_behind = bitmap->mddev->bitmap_info.max_write_behind; + if (write_behind > COUNTER_MAX) + write_behind = COUNTER_MAX / 2; + sb->write_behind = cpu_to_le32(write_behind); + bitmap->mddev->bitmap_info.max_write_behind = write_behind; + + /* keep the array size field of the bitmap superblock up to date */ + sb->sync_size = cpu_to_le64(bitmap->mddev->resync_max_sectors); + + memcpy(sb->uuid, bitmap->mddev->uuid, 16); + + bitmap->flags |= BITMAP_STALE; + sb->state |= cpu_to_le32(BITMAP_STALE); + bitmap->events_cleared = bitmap->mddev->events; + sb->events_cleared = cpu_to_le64(bitmap->mddev->events); + + bitmap->flags |= BITMAP_HOSTENDIAN; + sb->version = cpu_to_le32(BITMAP_MAJOR_HOSTENDIAN); + + kunmap_atomic(sb, KM_USER0); + + return 0; +} + /* read the superblock from the bitmap file and initialize some bitmap fields */ static int bitmap_read_sb(struct bitmap *bitmap) { @@ -575,7 +651,7 @@ static int bitmap_read_sb(struct bitmap *bitmap) reason = "unrecognized superblock version"; else if (chunksize < 512) reason = "bitmap chunksize too small"; - else if ((1 << ffz(~chunksize)) != chunksize) + else if (!is_power_of_2(chunksize)) reason = "bitmap chunksize not a power of 2"; else if (daemon_sleep < 1 || daemon_sleep > MAX_SCHEDULE_TIMEOUT) reason = "daemon sleep period out of range"; @@ -1076,8 +1152,8 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start) } printk(KERN_INFO "%s: bitmap initialized from disk: " - "read %lu/%lu pages, set %lu bits\n", - bmname(bitmap), bitmap->file_pages, num_pages, bit_cnt); + "read %lu/%lu pages, set %lu of %lu bits\n", + bmname(bitmap), bitmap->file_pages, num_pages, bit_cnt, chunks); return 0; @@ -1332,7 +1408,7 @@ int bitmap_startwrite(struct bitmap *bitmap, sector_t offset, unsigned long sect return 0; } - if (unlikely((*bmc & COUNTER_MAX) == COUNTER_MAX)) { + if (unlikely(COUNTER(*bmc) == COUNTER_MAX)) { DEFINE_WAIT(__wait); /* note that it is safe to do the prepare_to_wait * after the test as long as we do it before dropping @@ -1404,10 +1480,10 @@ void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long secto sysfs_notify_dirent_safe(bitmap->sysfs_can_clear); } - if (!success && ! (*bmc & NEEDED_MASK)) + if (!success && !NEEDED(*bmc)) *bmc |= NEEDED_MASK; - if ((*bmc & COUNTER_MAX) == COUNTER_MAX) + if (COUNTER(*bmc) == COUNTER_MAX) wake_up(&bitmap->overflow_wait); (*bmc)--; @@ -1728,9 +1804,16 @@ int bitmap_create(mddev_t *mddev) vfs_fsync(file, 1); } /* read superblock from bitmap file (this sets mddev->bitmap_info.chunksize) */ - if (!mddev->bitmap_info.external) - err = bitmap_read_sb(bitmap); - else { + if (!mddev->bitmap_info.external) { + /* + * If 'MD_ARRAY_FIRST_USE' is set, then device-mapper is + * instructing us to create a new on-disk bitmap instance. + */ + if (test_and_clear_bit(MD_ARRAY_FIRST_USE, &mddev->flags)) + err = bitmap_new_disk_sb(bitmap); + else + err = bitmap_read_sb(bitmap); + } else { err = 0; if (mddev->bitmap_info.chunksize == 0 || mddev->bitmap_info.daemon_sleep == 0) @@ -1754,9 +1837,6 @@ int bitmap_create(mddev_t *mddev) bitmap->chunks = chunks; bitmap->pages = pages; bitmap->missing_pages = pages; - bitmap->counter_bits = COUNTER_BITS; - - bitmap->syncchunk = ~0UL; #ifdef INJECT_FATAL_FAULT_1 bitmap->bp = NULL; diff --git a/drivers/md/bitmap.h b/drivers/md/bitmap.h index d0aeaf46d932..b2a127e891ac 100644 --- a/drivers/md/bitmap.h +++ b/drivers/md/bitmap.h @@ -85,7 +85,6 @@ typedef __u16 bitmap_counter_t; #define COUNTER_BITS 16 #define COUNTER_BIT_SHIFT 4 -#define COUNTER_BYTE_RATIO (COUNTER_BITS / 8) #define COUNTER_BYTE_SHIFT (COUNTER_BIT_SHIFT - 3) #define NEEDED_MASK ((bitmap_counter_t) (1 << (COUNTER_BITS - 1))) @@ -196,19 +195,10 @@ struct bitmap { mddev_t *mddev; /* the md device that the bitmap is for */ - int counter_bits; /* how many bits per block counter */ - /* bitmap chunksize -- how much data does each bit represent? */ unsigned long chunkshift; /* chunksize = 2^chunkshift (for bitops) */ unsigned long chunks; /* total number of data chunks for the array */ - /* We hold a count on the chunk currently being synced, and drop - * it when the last block is started. If the resync is aborted - * midway, we need to be able to drop that count, so we remember - * the counted chunk.. - */ - unsigned long syncchunk; - __u64 events_cleared; int need_sync; diff --git a/drivers/md/md.c b/drivers/md/md.c index aa640a85bb21..4332fc2f25d4 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -351,6 +351,9 @@ void mddev_resume(mddev_t *mddev) mddev->suspended = 0; wake_up(&mddev->sb_wait); mddev->pers->quiesce(mddev, 0); + + md_wakeup_thread(mddev->thread); + md_wakeup_thread(mddev->sync_thread); /* possibly kick off a reshape */ } EXPORT_SYMBOL_GPL(mddev_resume); @@ -1750,6 +1753,18 @@ static struct super_type super_types[] = { }, }; +static void sync_super(mddev_t *mddev, mdk_rdev_t *rdev) +{ + if (mddev->sync_super) { + mddev->sync_super(mddev, rdev); + return; + } + + BUG_ON(mddev->major_version >= ARRAY_SIZE(super_types)); + + super_types[mddev->major_version].sync_super(mddev, rdev); +} + static int match_mddev_units(mddev_t *mddev1, mddev_t *mddev2) { mdk_rdev_t *rdev, *rdev2; @@ -1781,8 +1796,8 @@ int md_integrity_register(mddev_t *mddev) if (list_empty(&mddev->disks)) return 0; /* nothing to do */ - if (blk_get_integrity(mddev->gendisk)) - return 0; /* already registered */ + if (!mddev->gendisk || blk_get_integrity(mddev->gendisk)) + return 0; /* shouldn't register, or already is */ list_for_each_entry(rdev, &mddev->disks, same_set) { /* skip spares and non-functional disks */ if (test_bit(Faulty, &rdev->flags)) @@ -2168,8 +2183,7 @@ static void sync_sbs(mddev_t * mddev, int nospares) /* Don't update this superblock */ rdev->sb_loaded = 2; } else { - super_types[mddev->major_version]. - sync_super(mddev, rdev); + sync_super(mddev, rdev); rdev->sb_loaded = 1; } } @@ -2462,7 +2476,7 @@ slot_store(mdk_rdev_t *rdev, const char *buf, size_t len) if (rdev->raid_disk == -1) return -EEXIST; /* personality does all needed checks */ - if (rdev->mddev->pers->hot_add_disk == NULL) + if (rdev->mddev->pers->hot_remove_disk == NULL) return -EINVAL; err = rdev->mddev->pers-> hot_remove_disk(rdev->mddev, rdev->raid_disk); @@ -4619,9 +4633,6 @@ int md_run(mddev_t *mddev) if (mddev->flags) md_update_sb(mddev, 0); - md_wakeup_thread(mddev->thread); - md_wakeup_thread(mddev->sync_thread); /* possibly kick off a reshape */ - md_new_event(mddev); sysfs_notify_dirent_safe(mddev->sysfs_state); sysfs_notify_dirent_safe(mddev->sysfs_action); @@ -4642,6 +4653,10 @@ static int do_md_run(mddev_t *mddev) bitmap_destroy(mddev); goto out; } + + md_wakeup_thread(mddev->thread); + md_wakeup_thread(mddev->sync_thread); /* possibly kick off a reshape */ + set_capacity(mddev->gendisk, mddev->array_sectors); revalidate_disk(mddev->gendisk); mddev->changed = 1; @@ -5259,6 +5274,8 @@ static int add_new_disk(mddev_t * mddev, mdu_disk_info_t *info) if (mddev->degraded) set_bit(MD_RECOVERY_RECOVER, &mddev->recovery); set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + if (!err) + md_new_event(mddev); md_wakeup_thread(mddev->thread); return err; } @@ -6866,8 +6883,8 @@ void md_do_sync(mddev_t *mddev) * Tune reconstruction: */ window = 32*(PAGE_SIZE/512); - printk(KERN_INFO "md: using %dk window, over a total of %llu blocks.\n", - window/2,(unsigned long long) max_sectors/2); + printk(KERN_INFO "md: using %dk window, over a total of %lluk.\n", + window/2, (unsigned long long)max_sectors/2); atomic_set(&mddev->recovery_active, 0); last_check = 0; @@ -7045,7 +7062,6 @@ void md_do_sync(mddev_t *mddev) } EXPORT_SYMBOL_GPL(md_do_sync); - static int remove_and_add_spares(mddev_t *mddev) { mdk_rdev_t *rdev; @@ -7157,6 +7173,9 @@ static void reap_sync_thread(mddev_t *mddev) */ void md_check_recovery(mddev_t *mddev) { + if (mddev->suspended) + return; + if (mddev->bitmap) bitmap_daemon_work(mddev); diff --git a/drivers/md/md.h b/drivers/md/md.h index 0b1fd3f1d85b..1c26c7a08ae6 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -124,6 +124,7 @@ struct mddev_s #define MD_CHANGE_DEVS 0 /* Some device status has changed */ #define MD_CHANGE_CLEAN 1 /* transition to or from 'clean' */ #define MD_CHANGE_PENDING 2 /* switch from 'clean' to 'active' in progress */ +#define MD_ARRAY_FIRST_USE 3 /* First use of array, needs initialization */ int suspended; atomic_t active_io; @@ -330,6 +331,7 @@ struct mddev_s atomic_t flush_pending; struct work_struct flush_work; struct work_struct event_work; /* used by dm to report failure event */ + void (*sync_super)(mddev_t *mddev, mdk_rdev_t *rdev); }; diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 5d096096f958..f7431b6d8447 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -497,21 +497,19 @@ static int read_balance(conf_t *conf, r1bio_t *r1_bio) return best_disk; } -static int raid1_congested(void *data, int bits) +int md_raid1_congested(mddev_t *mddev, int bits) { - mddev_t *mddev = data; conf_t *conf = mddev->private; int i, ret = 0; - if (mddev_congested(mddev, bits)) - return 1; - rcu_read_lock(); for (i = 0; i < mddev->raid_disks; i++) { mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev); if (rdev && !test_bit(Faulty, &rdev->flags)) { struct request_queue *q = bdev_get_queue(rdev->bdev); + BUG_ON(!q); + /* Note the '|| 1' - when read_balance prefers * non-congested targets, it can be removed */ @@ -524,7 +522,15 @@ static int raid1_congested(void *data, int bits) rcu_read_unlock(); return ret; } +EXPORT_SYMBOL_GPL(md_raid1_congested); +static int raid1_congested(void *data, int bits) +{ + mddev_t *mddev = data; + + return mddev_congested(mddev, bits) || + md_raid1_congested(mddev, bits); +} static void flush_pending_writes(conf_t *conf) { @@ -1972,6 +1978,8 @@ static int run(mddev_t *mddev) return PTR_ERR(conf); list_for_each_entry(rdev, &mddev->disks, same_set) { + if (!mddev->gendisk) + continue; disk_stack_limits(mddev->gendisk, rdev->bdev, rdev->data_offset << 9); /* as we don't honour merge_bvec_fn, we must never risk @@ -2013,8 +2021,10 @@ static int run(mddev_t *mddev) md_set_array_sectors(mddev, raid1_size(mddev, 0, 0)); - mddev->queue->backing_dev_info.congested_fn = raid1_congested; - mddev->queue->backing_dev_info.congested_data = mddev; + if (mddev->queue) { + mddev->queue->backing_dev_info.congested_fn = raid1_congested; + mddev->queue->backing_dev_info.congested_data = mddev; + } return md_integrity_register(mddev); } diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h index 5fc4ca1af863..e743a64fac4f 100644 --- a/drivers/md/raid1.h +++ b/drivers/md/raid1.h @@ -126,4 +126,6 @@ struct r1bio_s { */ #define R1BIO_Returned 6 +extern int md_raid1_congested(mddev_t *mddev, int bits); + #endif diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 346e69bfdab3..b72edf35ec54 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -129,7 +129,7 @@ static inline int raid5_dec_bi_hw_segments(struct bio *bio) static inline void raid5_set_bi_hw_segments(struct bio *bio, unsigned int cnt) { - bio->bi_phys_segments = raid5_bi_phys_segments(bio) || (cnt << 16); + bio->bi_phys_segments = raid5_bi_phys_segments(bio) | (cnt << 16); } /* Find first data disk in a raid6 stripe */ @@ -514,7 +514,7 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s) bi = &sh->dev[i].req; bi->bi_rw = rw; - if (rw == WRITE) + if (rw & WRITE) bi->bi_end_io = raid5_end_write_request; else bi->bi_end_io = raid5_end_read_request; @@ -548,13 +548,13 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s) bi->bi_io_vec[0].bv_offset = 0; bi->bi_size = STRIPE_SIZE; bi->bi_next = NULL; - if (rw == WRITE && + if ((rw & WRITE) && test_bit(R5_ReWrite, &sh->dev[i].flags)) atomic_add(STRIPE_SECTORS, &rdev->corrected_errors); generic_make_request(bi); } else { - if (rw == WRITE) + if (rw & WRITE) set_bit(STRIPE_DEGRADED, &sh->state); pr_debug("skip op %ld on disc %d for sector %llu\n", bi->bi_rw, i, (unsigned long long)sh->sector); @@ -585,7 +585,7 @@ async_copy_data(int frombio, struct bio *bio, struct page *page, init_async_submit(&submit, flags, tx, NULL, NULL, NULL); bio_for_each_segment(bvl, bio, i) { - int len = bio_iovec_idx(bio, i)->bv_len; + int len = bvl->bv_len; int clen; int b_offset = 0; @@ -601,8 +601,8 @@ async_copy_data(int frombio, struct bio *bio, struct page *page, clen = len; if (clen > 0) { - b_offset += bio_iovec_idx(bio, i)->bv_offset; - bio_page = bio_iovec_idx(bio, i)->bv_page; + b_offset += bvl->bv_offset; + bio_page = bvl->bv_page; if (frombio) tx = async_memcpy(page, bio_page, page_offset, b_offset, clen, &submit); @@ -4858,7 +4858,7 @@ static raid5_conf_t *setup_conf(mddev_t *mddev) printk(KERN_INFO "md/raid:%s: device %s operational as raid" " disk %d\n", mdname(mddev), bdevname(rdev->bdev, b), raid_disk); - } else + } else if (rdev->saved_raid_disk != raid_disk) /* Cannot rely on bitmap to complete recovery */ conf->fullsync = 1; } diff --git a/drivers/media/video/cx23885/cx23885-cards.c b/drivers/media/video/cx23885/cx23885-cards.c index 2354336862cf..934185cca758 100644 --- a/drivers/media/video/cx23885/cx23885-cards.c +++ b/drivers/media/video/cx23885/cx23885-cards.c @@ -25,8 +25,8 @@ #include <linux/delay.h> #include <media/cx25840.h> #include <linux/firmware.h> -#include <staging/altera.h> +#include "../../../staging/altera-stapl/altera.h" #include "cx23885.h" #include "tuner-xc2028.h" #include "netup-init.h" diff --git a/drivers/net/arm/am79c961a.c b/drivers/net/arm/am79c961a.c index 0c9217f48b72..7b3e23f38913 100644 --- a/drivers/net/arm/am79c961a.c +++ b/drivers/net/arm/am79c961a.c @@ -50,7 +50,7 @@ static const char version[] = #ifdef __arm__ static void write_rreg(u_long base, u_int reg, u_int val) { - __asm__( + asm volatile( "str%?h %1, [%2] @ NET_RAP\n\t" "str%?h %0, [%2, #-4] @ NET_RDP" : @@ -60,7 +60,7 @@ static void write_rreg(u_long base, u_int reg, u_int val) static inline unsigned short read_rreg(u_long base_addr, u_int reg) { unsigned short v; - __asm__( + asm volatile( "str%?h %1, [%2] @ NET_RAP\n\t" "ldr%?h %0, [%2, #-4] @ NET_RDP" : "=r" (v) @@ -70,7 +70,7 @@ static inline unsigned short read_rreg(u_long base_addr, u_int reg) static inline void write_ireg(u_long base, u_int reg, u_int val) { - __asm__( + asm volatile( "str%?h %1, [%2] @ NET_RAP\n\t" "str%?h %0, [%2, #8] @ NET_IDP" : @@ -80,7 +80,7 @@ static inline void write_ireg(u_long base, u_int reg, u_int val) static inline unsigned short read_ireg(u_long base_addr, u_int reg) { u_short v; - __asm__( + asm volatile( "str%?h %1, [%2] @ NAT_RAP\n\t" "ldr%?h %0, [%2, #8] @ NET_IDP\n\t" : "=r" (v) @@ -91,47 +91,48 @@ static inline unsigned short read_ireg(u_long base_addr, u_int reg) #define am_writeword(dev,off,val) __raw_writew(val, ISAMEM_BASE + ((off) << 1)) #define am_readword(dev,off) __raw_readw(ISAMEM_BASE + ((off) << 1)) -static inline void +static void am_writebuffer(struct net_device *dev, u_int offset, unsigned char *buf, unsigned int length) { offset = ISAMEM_BASE + (offset << 1); length = (length + 1) & ~1; if ((int)buf & 2) { - __asm__ __volatile__("str%?h %2, [%0], #4" + asm volatile("str%?h %2, [%0], #4" : "=&r" (offset) : "0" (offset), "r" (buf[0] | (buf[1] << 8))); buf += 2; length -= 2; } while (length > 8) { - unsigned int tmp, tmp2; - __asm__ __volatile__( - "ldm%?ia %1!, {%2, %3}\n\t" + register unsigned int tmp asm("r2"), tmp2 asm("r3"); + asm volatile( + "ldm%?ia %0!, {%1, %2}" + : "+r" (buf), "=&r" (tmp), "=&r" (tmp2)); + length -= 8; + asm volatile( + "str%?h %1, [%0], #4\n\t" + "mov%? %1, %1, lsr #16\n\t" + "str%?h %1, [%0], #4\n\t" "str%?h %2, [%0], #4\n\t" "mov%? %2, %2, lsr #16\n\t" - "str%?h %2, [%0], #4\n\t" - "str%?h %3, [%0], #4\n\t" - "mov%? %3, %3, lsr #16\n\t" - "str%?h %3, [%0], #4" - : "=&r" (offset), "=&r" (buf), "=r" (tmp), "=r" (tmp2) - : "0" (offset), "1" (buf)); - length -= 8; + "str%?h %2, [%0], #4" + : "+r" (offset), "=&r" (tmp), "=&r" (tmp2)); } while (length > 0) { - __asm__ __volatile__("str%?h %2, [%0], #4" + asm volatile("str%?h %2, [%0], #4" : "=&r" (offset) : "0" (offset), "r" (buf[0] | (buf[1] << 8))); buf += 2; length -= 2; } } -static inline void +static void am_readbuffer(struct net_device *dev, u_int offset, unsigned char *buf, unsigned int length) { offset = ISAMEM_BASE + (offset << 1); length = (length + 1) & ~1; if ((int)buf & 2) { unsigned int tmp; - __asm__ __volatile__( + asm volatile( "ldr%?h %2, [%0], #4\n\t" "str%?b %2, [%1], #1\n\t" "mov%? %2, %2, lsr #8\n\t" @@ -140,12 +141,12 @@ am_readbuffer(struct net_device *dev, u_int offset, unsigned char *buf, unsigned length -= 2; } while (length > 8) { - unsigned int tmp, tmp2, tmp3; - __asm__ __volatile__( + register unsigned int tmp asm("r2"), tmp2 asm("r3"), tmp3; + asm volatile( "ldr%?h %2, [%0], #4\n\t" + "ldr%?h %4, [%0], #4\n\t" "ldr%?h %3, [%0], #4\n\t" - "orr%? %2, %2, %3, lsl #16\n\t" - "ldr%?h %3, [%0], #4\n\t" + "orr%? %2, %2, %4, lsl #16\n\t" "ldr%?h %4, [%0], #4\n\t" "orr%? %3, %3, %4, lsl #16\n\t" "stm%?ia %1!, {%2, %3}" @@ -155,7 +156,7 @@ am_readbuffer(struct net_device *dev, u_int offset, unsigned char *buf, unsigned } while (length > 0) { unsigned int tmp; - __asm__ __volatile__( + asm volatile( "ldr%?h %2, [%0], #4\n\t" "str%?b %2, [%1], #1\n\t" "mov%? %2, %2, lsr #8\n\t" @@ -196,6 +197,42 @@ am79c961_ramtest(struct net_device *dev, unsigned int val) return errorcount; } +static void am79c961_mc_hash(char *addr, u16 *hash) +{ + if (addr[0] & 0x01) { + int idx, bit; + u32 crc; + + crc = ether_crc_le(ETH_ALEN, addr); + + idx = crc >> 30; + bit = (crc >> 26) & 15; + + hash[idx] |= 1 << bit; + } +} + +static unsigned int am79c961_get_rx_mode(struct net_device *dev, u16 *hash) +{ + unsigned int mode = MODE_PORT_10BT; + + if (dev->flags & IFF_PROMISC) { + mode |= MODE_PROMISC; + memset(hash, 0xff, 4 * sizeof(*hash)); + } else if (dev->flags & IFF_ALLMULTI) { + memset(hash, 0xff, 4 * sizeof(*hash)); + } else { + struct netdev_hw_addr *ha; + + memset(hash, 0, 4 * sizeof(*hash)); + + netdev_for_each_mc_addr(ha, dev) + am79c961_mc_hash(ha->addr, hash); + } + + return mode; +} + static void am79c961_init_for_open(struct net_device *dev) { @@ -203,6 +240,7 @@ am79c961_init_for_open(struct net_device *dev) unsigned long flags; unsigned char *p; u_int hdr_addr, first_free_addr; + u16 multi_hash[4], mode = am79c961_get_rx_mode(dev, multi_hash); int i; /* @@ -218,16 +256,12 @@ am79c961_init_for_open(struct net_device *dev) write_ireg (dev->base_addr, 2, 0x0000); /* MODE register selects media */ for (i = LADRL; i <= LADRH; i++) - write_rreg (dev->base_addr, i, 0); + write_rreg (dev->base_addr, i, multi_hash[i - LADRL]); for (i = PADRL, p = dev->dev_addr; i <= PADRH; i++, p += 2) write_rreg (dev->base_addr, i, p[0] | (p[1] << 8)); - i = MODE_PORT_10BT; - if (dev->flags & IFF_PROMISC) - i |= MODE_PROMISC; - - write_rreg (dev->base_addr, MODE, i); + write_rreg (dev->base_addr, MODE, mode); write_rreg (dev->base_addr, POLLINT, 0); write_rreg (dev->base_addr, SIZERXR, -RX_BUFFERS); write_rreg (dev->base_addr, SIZETXR, -TX_BUFFERS); @@ -340,21 +374,6 @@ am79c961_close(struct net_device *dev) return 0; } -static void am79c961_mc_hash(char *addr, unsigned short *hash) -{ - if (addr[0] & 0x01) { - int idx, bit; - u32 crc; - - crc = ether_crc_le(ETH_ALEN, addr); - - idx = crc >> 30; - bit = (crc >> 26) & 15; - - hash[idx] |= 1 << bit; - } -} - /* * Set or clear promiscuous/multicast mode filter for this adapter. */ @@ -362,24 +381,9 @@ static void am79c961_setmulticastlist (struct net_device *dev) { struct dev_priv *priv = netdev_priv(dev); unsigned long flags; - unsigned short multi_hash[4], mode; + u16 multi_hash[4], mode = am79c961_get_rx_mode(dev, multi_hash); int i, stopped; - mode = MODE_PORT_10BT; - - if (dev->flags & IFF_PROMISC) { - mode |= MODE_PROMISC; - } else if (dev->flags & IFF_ALLMULTI) { - memset(multi_hash, 0xff, sizeof(multi_hash)); - } else { - struct netdev_hw_addr *ha; - - memset(multi_hash, 0x00, sizeof(multi_hash)); - - netdev_for_each_mc_addr(ha, dev) - am79c961_mc_hash(ha->addr, multi_hash); - } - spin_lock_irqsave(&priv->chip_lock, flags); stopped = read_rreg(dev->base_addr, CSR0) & CSR0_STOP; diff --git a/drivers/net/arm/ep93xx_eth.c b/drivers/net/arm/ep93xx_eth.c index 5a77001b6d10..0b46b8ea0e80 100644 --- a/drivers/net/arm/ep93xx_eth.c +++ b/drivers/net/arm/ep93xx_eth.c @@ -283,10 +283,14 @@ static int ep93xx_rx(struct net_device *dev, int processed, int budget) skb = dev_alloc_skb(length + 2); if (likely(skb != NULL)) { + struct ep93xx_rdesc *rxd = &ep->descs->rdesc[entry]; skb_reserve(skb, 2); - dma_sync_single_for_cpu(NULL, ep->descs->rdesc[entry].buf_addr, + dma_sync_single_for_cpu(dev->dev.parent, rxd->buf_addr, length, DMA_FROM_DEVICE); skb_copy_to_linear_data(skb, ep->rx_buf[entry], length); + dma_sync_single_for_device(dev->dev.parent, + rxd->buf_addr, length, + DMA_FROM_DEVICE); skb_put(skb, length); skb->protocol = eth_type_trans(skb, dev); @@ -348,6 +352,7 @@ poll_some_more: static int ep93xx_xmit(struct sk_buff *skb, struct net_device *dev) { struct ep93xx_priv *ep = netdev_priv(dev); + struct ep93xx_tdesc *txd; int entry; if (unlikely(skb->len > MAX_PKT_SIZE)) { @@ -359,11 +364,14 @@ static int ep93xx_xmit(struct sk_buff *skb, struct net_device *dev) entry = ep->tx_pointer; ep->tx_pointer = (ep->tx_pointer + 1) & (TX_QUEUE_ENTRIES - 1); - ep->descs->tdesc[entry].tdesc1 = - TDESC1_EOF | (entry << 16) | (skb->len & 0xfff); + txd = &ep->descs->tdesc[entry]; + + txd->tdesc1 = TDESC1_EOF | (entry << 16) | (skb->len & 0xfff); + dma_sync_single_for_cpu(dev->dev.parent, txd->buf_addr, skb->len, + DMA_TO_DEVICE); skb_copy_and_csum_dev(skb, ep->tx_buf[entry]); - dma_sync_single_for_cpu(NULL, ep->descs->tdesc[entry].buf_addr, - skb->len, DMA_TO_DEVICE); + dma_sync_single_for_device(dev->dev.parent, txd->buf_addr, skb->len, + DMA_TO_DEVICE); dev_kfree_skb(skb); spin_lock_irq(&ep->tx_pending_lock); @@ -457,89 +465,80 @@ static irqreturn_t ep93xx_irq(int irq, void *dev_id) static void ep93xx_free_buffers(struct ep93xx_priv *ep) { + struct device *dev = ep->dev->dev.parent; int i; - for (i = 0; i < RX_QUEUE_ENTRIES; i += 2) { + for (i = 0; i < RX_QUEUE_ENTRIES; i++) { dma_addr_t d; d = ep->descs->rdesc[i].buf_addr; if (d) - dma_unmap_single(NULL, d, PAGE_SIZE, DMA_FROM_DEVICE); + dma_unmap_single(dev, d, PKT_BUF_SIZE, DMA_FROM_DEVICE); if (ep->rx_buf[i] != NULL) - free_page((unsigned long)ep->rx_buf[i]); + kfree(ep->rx_buf[i]); } - for (i = 0; i < TX_QUEUE_ENTRIES; i += 2) { + for (i = 0; i < TX_QUEUE_ENTRIES; i++) { dma_addr_t d; d = ep->descs->tdesc[i].buf_addr; if (d) - dma_unmap_single(NULL, d, PAGE_SIZE, DMA_TO_DEVICE); + dma_unmap_single(dev, d, PKT_BUF_SIZE, DMA_TO_DEVICE); if (ep->tx_buf[i] != NULL) - free_page((unsigned long)ep->tx_buf[i]); + kfree(ep->tx_buf[i]); } - dma_free_coherent(NULL, sizeof(struct ep93xx_descs), ep->descs, + dma_free_coherent(dev, sizeof(struct ep93xx_descs), ep->descs, ep->descs_dma_addr); } -/* - * The hardware enforces a sub-2K maximum packet size, so we put - * two buffers on every hardware page. - */ static int ep93xx_alloc_buffers(struct ep93xx_priv *ep) { + struct device *dev = ep->dev->dev.parent; int i; - ep->descs = dma_alloc_coherent(NULL, sizeof(struct ep93xx_descs), - &ep->descs_dma_addr, GFP_KERNEL | GFP_DMA); + ep->descs = dma_alloc_coherent(dev, sizeof(struct ep93xx_descs), + &ep->descs_dma_addr, GFP_KERNEL); if (ep->descs == NULL) return 1; - for (i = 0; i < RX_QUEUE_ENTRIES; i += 2) { - void *page; + for (i = 0; i < RX_QUEUE_ENTRIES; i++) { + void *buf; dma_addr_t d; - page = (void *)__get_free_page(GFP_KERNEL | GFP_DMA); - if (page == NULL) + buf = kmalloc(PKT_BUF_SIZE, GFP_KERNEL); + if (buf == NULL) goto err; - d = dma_map_single(NULL, page, PAGE_SIZE, DMA_FROM_DEVICE); - if (dma_mapping_error(NULL, d)) { - free_page((unsigned long)page); + d = dma_map_single(dev, buf, PKT_BUF_SIZE, DMA_FROM_DEVICE); + if (dma_mapping_error(dev, d)) { + kfree(buf); goto err; } - ep->rx_buf[i] = page; + ep->rx_buf[i] = buf; ep->descs->rdesc[i].buf_addr = d; ep->descs->rdesc[i].rdesc1 = (i << 16) | PKT_BUF_SIZE; - - ep->rx_buf[i + 1] = page + PKT_BUF_SIZE; - ep->descs->rdesc[i + 1].buf_addr = d + PKT_BUF_SIZE; - ep->descs->rdesc[i + 1].rdesc1 = ((i + 1) << 16) | PKT_BUF_SIZE; } - for (i = 0; i < TX_QUEUE_ENTRIES; i += 2) { - void *page; + for (i = 0; i < TX_QUEUE_ENTRIES; i++) { + void *buf; dma_addr_t d; - page = (void *)__get_free_page(GFP_KERNEL | GFP_DMA); - if (page == NULL) + buf = kmalloc(PKT_BUF_SIZE, GFP_KERNEL); + if (buf == NULL) goto err; - d = dma_map_single(NULL, page, PAGE_SIZE, DMA_TO_DEVICE); - if (dma_mapping_error(NULL, d)) { - free_page((unsigned long)page); + d = dma_map_single(dev, buf, PKT_BUF_SIZE, DMA_TO_DEVICE); + if (dma_mapping_error(dev, d)) { + kfree(buf); goto err; } - ep->tx_buf[i] = page; + ep->tx_buf[i] = buf; ep->descs->tdesc[i].buf_addr = d; - - ep->tx_buf[i + 1] = page + PKT_BUF_SIZE; - ep->descs->tdesc[i + 1].buf_addr = d + PKT_BUF_SIZE; } return 0; @@ -829,6 +828,7 @@ static int ep93xx_eth_probe(struct platform_device *pdev) } ep = netdev_priv(dev); ep->dev = dev; + SET_NETDEV_DEV(dev, &pdev->dev); netif_napi_add(dev, &ep->napi, ep93xx_poll, 64); platform_set_drvdata(pdev, dev); diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 17b4dd94da90..652b30e525d0 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -388,6 +388,8 @@ struct vlan_entry *bond_next_vlan(struct bonding *bond, struct vlan_entry *curr) return next; } +#define bond_queue_mapping(skb) (*(u16 *)((skb)->cb)) + /** * bond_dev_queue_xmit - Prepare skb for xmit. * @@ -400,6 +402,9 @@ int bond_dev_queue_xmit(struct bonding *bond, struct sk_buff *skb, { skb->dev = slave_dev; skb->priority = 1; + + skb->queue_mapping = bond_queue_mapping(skb); + if (unlikely(netpoll_tx_running(slave_dev))) bond_netpoll_send_skb(bond_get_slave_by_dev(bond, slave_dev), skb); else @@ -4206,6 +4211,7 @@ static inline int bond_slave_override(struct bonding *bond, return res; } + static u16 bond_select_queue(struct net_device *dev, struct sk_buff *skb) { /* @@ -4216,6 +4222,11 @@ static u16 bond_select_queue(struct net_device *dev, struct sk_buff *skb) */ u16 txq = skb_rx_queue_recorded(skb) ? skb_get_rx_queue(skb) : 0; + /* + * Save the original txq to restore before passing to the driver + */ + bond_queue_mapping(skb) = skb->queue_mapping; + if (unlikely(txq >= dev->real_num_tx_queues)) { do { txq -= dev->real_num_tx_queues; diff --git a/drivers/net/dl2k.c b/drivers/net/dl2k.c index c445457b66d5..23179dbcedd2 100644 --- a/drivers/net/dl2k.c +++ b/drivers/net/dl2k.c @@ -346,7 +346,7 @@ parse_eeprom (struct net_device *dev) if (np->pdev->vendor == PCI_VENDOR_ID_DLINK) { /* D-Link Only */ /* Check CRC */ crc = ~ether_crc_le (256 - 4, sromdata); - if (psrom->crc != crc) { + if (psrom->crc != cpu_to_le32(crc)) { printk (KERN_ERR "%s: EEPROM data CRC error.\n", dev->name); return -1; diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index ff60b23a5b74..2dfcc8047847 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -10,7 +10,7 @@ * Maintainer: Kumar Gala * Modifier: Sandeep Gopalpet <sandeep.kumar@freescale.com> * - * Copyright 2002-2009 Freescale Semiconductor, Inc. + * Copyright 2002-2009, 2011 Freescale Semiconductor, Inc. * Copyright 2007 MontaVista Software, Inc. * * This program is free software; you can redistribute it and/or modify it @@ -476,9 +476,6 @@ static const struct net_device_ops gfar_netdev_ops = { #endif }; -unsigned int ftp_rqfpr[MAX_FILER_IDX + 1]; -unsigned int ftp_rqfcr[MAX_FILER_IDX + 1]; - void lock_rx_qs(struct gfar_private *priv) { int i = 0x0; @@ -868,28 +865,28 @@ static u32 cluster_entry_per_class(struct gfar_private *priv, u32 rqfar, rqfar--; rqfcr = RQFCR_CLE | RQFCR_PID_MASK | RQFCR_CMP_EXACT; - ftp_rqfpr[rqfar] = rqfpr; - ftp_rqfcr[rqfar] = rqfcr; + priv->ftp_rqfpr[rqfar] = rqfpr; + priv->ftp_rqfcr[rqfar] = rqfcr; gfar_write_filer(priv, rqfar, rqfcr, rqfpr); rqfar--; rqfcr = RQFCR_CMP_NOMATCH; - ftp_rqfpr[rqfar] = rqfpr; - ftp_rqfcr[rqfar] = rqfcr; + priv->ftp_rqfpr[rqfar] = rqfpr; + priv->ftp_rqfcr[rqfar] = rqfcr; gfar_write_filer(priv, rqfar, rqfcr, rqfpr); rqfar--; rqfcr = RQFCR_CMP_EXACT | RQFCR_PID_PARSE | RQFCR_CLE | RQFCR_AND; rqfpr = class; - ftp_rqfcr[rqfar] = rqfcr; - ftp_rqfpr[rqfar] = rqfpr; + priv->ftp_rqfcr[rqfar] = rqfcr; + priv->ftp_rqfpr[rqfar] = rqfpr; gfar_write_filer(priv, rqfar, rqfcr, rqfpr); rqfar--; rqfcr = RQFCR_CMP_EXACT | RQFCR_PID_MASK | RQFCR_AND; rqfpr = class; - ftp_rqfcr[rqfar] = rqfcr; - ftp_rqfpr[rqfar] = rqfpr; + priv->ftp_rqfcr[rqfar] = rqfcr; + priv->ftp_rqfpr[rqfar] = rqfpr; gfar_write_filer(priv, rqfar, rqfcr, rqfpr); return rqfar; @@ -904,8 +901,8 @@ static void gfar_init_filer_table(struct gfar_private *priv) /* Default rule */ rqfcr = RQFCR_CMP_MATCH; - ftp_rqfcr[rqfar] = rqfcr; - ftp_rqfpr[rqfar] = rqfpr; + priv->ftp_rqfcr[rqfar] = rqfcr; + priv->ftp_rqfpr[rqfar] = rqfpr; gfar_write_filer(priv, rqfar, rqfcr, rqfpr); rqfar = cluster_entry_per_class(priv, rqfar, RQFPR_IPV6); @@ -921,8 +918,8 @@ static void gfar_init_filer_table(struct gfar_private *priv) /* Rest are masked rules */ rqfcr = RQFCR_CMP_NOMATCH; for (i = 0; i < rqfar; i++) { - ftp_rqfcr[i] = rqfcr; - ftp_rqfpr[i] = rqfpr; + priv->ftp_rqfcr[i] = rqfcr; + priv->ftp_rqfpr[i] = rqfpr; gfar_write_filer(priv, i, rqfcr, rqfpr); } } diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h index fc86f5195445..ba36dc7a3435 100644 --- a/drivers/net/gianfar.h +++ b/drivers/net/gianfar.h @@ -9,7 +9,7 @@ * Maintainer: Kumar Gala * Modifier: Sandeep Gopalpet <sandeep.kumar@freescale.com> * - * Copyright 2002-2009 Freescale Semiconductor, Inc. + * Copyright 2002-2009, 2011 Freescale Semiconductor, Inc. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -1107,10 +1107,12 @@ struct gfar_private { /* HW time stamping enabled flag */ int hwts_rx_en; int hwts_tx_en; + + /*Filer table*/ + unsigned int ftp_rqfpr[MAX_FILER_IDX + 1]; + unsigned int ftp_rqfcr[MAX_FILER_IDX + 1]; }; -extern unsigned int ftp_rqfpr[MAX_FILER_IDX + 1]; -extern unsigned int ftp_rqfcr[MAX_FILER_IDX + 1]; static inline int gfar_has_errata(struct gfar_private *priv, enum gfar_errata err) diff --git a/drivers/net/gianfar_ethtool.c b/drivers/net/gianfar_ethtool.c index 493d743839d9..239e3330495f 100644 --- a/drivers/net/gianfar_ethtool.c +++ b/drivers/net/gianfar_ethtool.c @@ -9,7 +9,7 @@ * Maintainer: Kumar Gala * Modifier: Sandeep Gopalpet <sandeep.kumar@freescale.com> * - * Copyright 2003-2006, 2008-2009 Freescale Semiconductor, Inc. + * Copyright 2003-2006, 2008-2009, 2011 Freescale Semiconductor, Inc. * * This software may be used and distributed according to * the terms of the GNU Public License, Version 2, incorporated herein @@ -609,15 +609,15 @@ static void ethflow_to_filer_rules (struct gfar_private *priv, u64 ethflow) if (ethflow & RXH_L2DA) { fcr = RQFCR_PID_DAH |RQFCR_CMP_NOMATCH | RQFCR_HASH | RQFCR_AND | RQFCR_HASHTBL_0; - ftp_rqfpr[priv->cur_filer_idx] = fpr; - ftp_rqfcr[priv->cur_filer_idx] = fcr; + priv->ftp_rqfpr[priv->cur_filer_idx] = fpr; + priv->ftp_rqfcr[priv->cur_filer_idx] = fcr; gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr); priv->cur_filer_idx = priv->cur_filer_idx - 1; fcr = RQFCR_PID_DAL | RQFCR_AND | RQFCR_CMP_NOMATCH | RQFCR_HASH | RQFCR_AND | RQFCR_HASHTBL_0; - ftp_rqfpr[priv->cur_filer_idx] = fpr; - ftp_rqfcr[priv->cur_filer_idx] = fcr; + priv->ftp_rqfpr[priv->cur_filer_idx] = fpr; + priv->ftp_rqfcr[priv->cur_filer_idx] = fcr; gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr); priv->cur_filer_idx = priv->cur_filer_idx - 1; } @@ -626,16 +626,16 @@ static void ethflow_to_filer_rules (struct gfar_private *priv, u64 ethflow) fcr = RQFCR_PID_VID | RQFCR_CMP_NOMATCH | RQFCR_HASH | RQFCR_AND | RQFCR_HASHTBL_0; gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr); - ftp_rqfpr[priv->cur_filer_idx] = fpr; - ftp_rqfcr[priv->cur_filer_idx] = fcr; + priv->ftp_rqfpr[priv->cur_filer_idx] = fpr; + priv->ftp_rqfcr[priv->cur_filer_idx] = fcr; priv->cur_filer_idx = priv->cur_filer_idx - 1; } if (ethflow & RXH_IP_SRC) { fcr = RQFCR_PID_SIA | RQFCR_CMP_NOMATCH | RQFCR_HASH | RQFCR_AND | RQFCR_HASHTBL_0; - ftp_rqfpr[priv->cur_filer_idx] = fpr; - ftp_rqfcr[priv->cur_filer_idx] = fcr; + priv->ftp_rqfpr[priv->cur_filer_idx] = fpr; + priv->ftp_rqfcr[priv->cur_filer_idx] = fcr; gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr); priv->cur_filer_idx = priv->cur_filer_idx - 1; } @@ -643,8 +643,8 @@ static void ethflow_to_filer_rules (struct gfar_private *priv, u64 ethflow) if (ethflow & (RXH_IP_DST)) { fcr = RQFCR_PID_DIA | RQFCR_CMP_NOMATCH | RQFCR_HASH | RQFCR_AND | RQFCR_HASHTBL_0; - ftp_rqfpr[priv->cur_filer_idx] = fpr; - ftp_rqfcr[priv->cur_filer_idx] = fcr; + priv->ftp_rqfpr[priv->cur_filer_idx] = fpr; + priv->ftp_rqfcr[priv->cur_filer_idx] = fcr; gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr); priv->cur_filer_idx = priv->cur_filer_idx - 1; } @@ -652,8 +652,8 @@ static void ethflow_to_filer_rules (struct gfar_private *priv, u64 ethflow) if (ethflow & RXH_L3_PROTO) { fcr = RQFCR_PID_L4P | RQFCR_CMP_NOMATCH | RQFCR_HASH | RQFCR_AND | RQFCR_HASHTBL_0; - ftp_rqfpr[priv->cur_filer_idx] = fpr; - ftp_rqfcr[priv->cur_filer_idx] = fcr; + priv->ftp_rqfpr[priv->cur_filer_idx] = fpr; + priv->ftp_rqfcr[priv->cur_filer_idx] = fcr; gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr); priv->cur_filer_idx = priv->cur_filer_idx - 1; } @@ -661,8 +661,8 @@ static void ethflow_to_filer_rules (struct gfar_private *priv, u64 ethflow) if (ethflow & RXH_L4_B_0_1) { fcr = RQFCR_PID_SPT | RQFCR_CMP_NOMATCH | RQFCR_HASH | RQFCR_AND | RQFCR_HASHTBL_0; - ftp_rqfpr[priv->cur_filer_idx] = fpr; - ftp_rqfcr[priv->cur_filer_idx] = fcr; + priv->ftp_rqfpr[priv->cur_filer_idx] = fpr; + priv->ftp_rqfcr[priv->cur_filer_idx] = fcr; gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr); priv->cur_filer_idx = priv->cur_filer_idx - 1; } @@ -670,8 +670,8 @@ static void ethflow_to_filer_rules (struct gfar_private *priv, u64 ethflow) if (ethflow & RXH_L4_B_2_3) { fcr = RQFCR_PID_DPT | RQFCR_CMP_NOMATCH | RQFCR_HASH | RQFCR_AND | RQFCR_HASHTBL_0; - ftp_rqfpr[priv->cur_filer_idx] = fpr; - ftp_rqfcr[priv->cur_filer_idx] = fcr; + priv->ftp_rqfpr[priv->cur_filer_idx] = fpr; + priv->ftp_rqfcr[priv->cur_filer_idx] = fcr; gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr); priv->cur_filer_idx = priv->cur_filer_idx - 1; } @@ -705,12 +705,12 @@ static int gfar_ethflow_to_filer_table(struct gfar_private *priv, u64 ethflow, u } for (i = 0; i < MAX_FILER_IDX + 1; i++) { - local_rqfpr[j] = ftp_rqfpr[i]; - local_rqfcr[j] = ftp_rqfcr[i]; + local_rqfpr[j] = priv->ftp_rqfpr[i]; + local_rqfcr[j] = priv->ftp_rqfcr[i]; j--; - if ((ftp_rqfcr[i] == (RQFCR_PID_PARSE | + if ((priv->ftp_rqfcr[i] == (RQFCR_PID_PARSE | RQFCR_CLE |RQFCR_AND)) && - (ftp_rqfpr[i] == cmp_rqfpr)) + (priv->ftp_rqfpr[i] == cmp_rqfpr)) break; } @@ -724,20 +724,22 @@ static int gfar_ethflow_to_filer_table(struct gfar_private *priv, u64 ethflow, u * if it was already programmed, we need to overwrite these rules */ for (l = i+1; l < MAX_FILER_IDX; l++) { - if ((ftp_rqfcr[l] & RQFCR_CLE) && - !(ftp_rqfcr[l] & RQFCR_AND)) { - ftp_rqfcr[l] = RQFCR_CLE | RQFCR_CMP_EXACT | + if ((priv->ftp_rqfcr[l] & RQFCR_CLE) && + !(priv->ftp_rqfcr[l] & RQFCR_AND)) { + priv->ftp_rqfcr[l] = RQFCR_CLE | RQFCR_CMP_EXACT | RQFCR_HASHTBL_0 | RQFCR_PID_MASK; - ftp_rqfpr[l] = FPR_FILER_MASK; - gfar_write_filer(priv, l, ftp_rqfcr[l], ftp_rqfpr[l]); + priv->ftp_rqfpr[l] = FPR_FILER_MASK; + gfar_write_filer(priv, l, priv->ftp_rqfcr[l], + priv->ftp_rqfpr[l]); break; } - if (!(ftp_rqfcr[l] & RQFCR_CLE) && (ftp_rqfcr[l] & RQFCR_AND)) + if (!(priv->ftp_rqfcr[l] & RQFCR_CLE) && + (priv->ftp_rqfcr[l] & RQFCR_AND)) continue; else { - local_rqfpr[j] = ftp_rqfpr[l]; - local_rqfcr[j] = ftp_rqfcr[l]; + local_rqfpr[j] = priv->ftp_rqfpr[l]; + local_rqfcr[j] = priv->ftp_rqfcr[l]; j--; } } @@ -750,8 +752,8 @@ static int gfar_ethflow_to_filer_table(struct gfar_private *priv, u64 ethflow, u /* Write back the popped out rules again */ for (k = j+1; k < MAX_FILER_IDX; k++) { - ftp_rqfpr[priv->cur_filer_idx] = local_rqfpr[k]; - ftp_rqfcr[priv->cur_filer_idx] = local_rqfcr[k]; + priv->ftp_rqfpr[priv->cur_filer_idx] = local_rqfpr[k]; + priv->ftp_rqfcr[priv->cur_filer_idx] = local_rqfcr[k]; gfar_write_filer(priv, priv->cur_filer_idx, local_rqfcr[k], local_rqfpr[k]); if (!priv->cur_filer_idx) diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 18fccf913635..2c28621eb30b 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -2373,6 +2373,9 @@ static int __devinit igb_sw_init(struct igb_adapter *adapter) } #endif /* CONFIG_PCI_IOV */ adapter->rss_queues = min_t(u32, IGB_MAX_RX_QUEUES, num_online_cpus()); + /* i350 cannot do RSS and SR-IOV at the same time */ + if (hw->mac.type == e1000_i350 && adapter->vfs_allocated_count) + adapter->rss_queues = 1; /* * if rss_queues > 4 or vfs are going to be allocated with rss_queues diff --git a/drivers/net/qlcnic/qlcnic_hw.c b/drivers/net/qlcnic/qlcnic_hw.c index e9656616f2a2..a5d9fbf9d816 100644 --- a/drivers/net/qlcnic/qlcnic_hw.c +++ b/drivers/net/qlcnic/qlcnic_hw.c @@ -1406,6 +1406,7 @@ qlcnic_dump_que(struct qlcnic_adapter *adapter, struct qlcnic_dump_entry *entry, for (loop = 0; loop < que->no_ops; loop++) { QLCNIC_WR_DUMP_REG(que->sel_addr, base, que_id); + addr = que->read_addr; for (i = 0; i < cnt; i++) { QLCNIC_RD_DUMP_REG(addr, base, &data); *buffer++ = cpu_to_le32(data); diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c index 3ab7d2c7baf2..0f6af5c61a7c 100644 --- a/drivers/net/qlcnic/qlcnic_main.c +++ b/drivers/net/qlcnic/qlcnic_main.c @@ -2159,6 +2159,7 @@ qlcnic_unmap_buffers(struct pci_dev *pdev, struct sk_buff *skb, nf = &pbuf->frag_array[0]; pci_unmap_single(pdev, nf->dma, skb_headlen(skb), PCI_DMA_TODEVICE); + pbuf->skb = NULL; } static inline void diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c index dc4805f473e3..f6285748bd3c 100644 --- a/drivers/net/smc91x.c +++ b/drivers/net/smc91x.c @@ -2400,8 +2400,10 @@ static const struct of_device_id smc91x_match[] = { { .compatible = "smsc,lan91c94", }, { .compatible = "smsc,lan91c111", }, {}, -} +}; MODULE_DEVICE_TABLE(of, smc91x_match); +#else +#define smc91x_match NULL #endif static struct dev_pm_ops smc_drv_pm_ops = { @@ -2416,9 +2418,7 @@ static struct platform_driver smc_driver = { .name = CARDNAME, .owner = THIS_MODULE, .pm = &smc_drv_pm_ops, -#ifdef CONFIG_OF .of_match_table = smc91x_match, -#endif }, }; diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c index 22047628ccfa..b6c5d3715b96 100644 --- a/drivers/net/wireless/ath/ath5k/base.c +++ b/drivers/net/wireless/ath/ath5k/base.c @@ -72,6 +72,11 @@ static int modparam_all_channels; module_param_named(all_channels, modparam_all_channels, bool, S_IRUGO); MODULE_PARM_DESC(all_channels, "Expose all channels the device can use."); +static int modparam_fastchanswitch; +module_param_named(fastchanswitch, modparam_fastchanswitch, bool, S_IRUGO); +MODULE_PARM_DESC(fastchanswitch, "Enable fast channel switching for AR2413/AR5413 radios."); + + /* Module info */ MODULE_AUTHOR("Jiri Slaby"); MODULE_AUTHOR("Nick Kossifidis"); @@ -2686,6 +2691,7 @@ ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan, struct ath5k_hw *ah = sc->ah; struct ath_common *common = ath5k_hw_common(ah); int ret, ani_mode; + bool fast; ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "resetting\n"); @@ -2705,7 +2711,10 @@ ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan, ath5k_drain_tx_buffs(sc); if (chan) sc->curchan = chan; - ret = ath5k_hw_reset(ah, sc->opmode, sc->curchan, chan != NULL, + + fast = ((chan != NULL) && modparam_fastchanswitch) ? 1 : 0; + + ret = ath5k_hw_reset(ah, sc->opmode, sc->curchan, fast, skip_pcu); if (ret) { ATH5K_ERR(sc, "can't reset hardware (%d)\n", ret); diff --git a/drivers/net/wireless/ath/ath5k/reset.c b/drivers/net/wireless/ath/ath5k/reset.c index 3510de2cf622..126a4eab35f3 100644 --- a/drivers/net/wireless/ath/ath5k/reset.c +++ b/drivers/net/wireless/ath/ath5k/reset.c @@ -1124,8 +1124,11 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode, /* Non fatal, can happen eg. * on mode change */ ret = 0; - } else + } else { + ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_RESET, + "fast chan change successful\n"); return 0; + } } /* diff --git a/drivers/net/wireless/iwlegacy/iwl-4965.c b/drivers/net/wireless/iwlegacy/iwl-4965.c index f9db25bb35c3..facc94e74b07 100644 --- a/drivers/net/wireless/iwlegacy/iwl-4965.c +++ b/drivers/net/wireless/iwlegacy/iwl-4965.c @@ -1218,10 +1218,10 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *c * receive commit_rxon request * abort any previous channel switch if still in process */ - if (priv->switch_rxon.switch_in_progress && - (priv->switch_rxon.channel != ctx->staging.channel)) { + if (test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status) && + (priv->switch_channel != ctx->staging.channel)) { IWL_DEBUG_11H(priv, "abort channel switch on %d\n", - le16_to_cpu(priv->switch_rxon.channel)); + le16_to_cpu(priv->switch_channel)); iwl_legacy_chswitch_done(priv, false); } @@ -1237,7 +1237,7 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *c memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon)); iwl_legacy_print_rx_config_cmd(priv, ctx); - return 0; + goto set_tx_power; } /* If we are currently associated and the new config requires @@ -1317,6 +1317,7 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *c iwl4965_init_sensitivity(priv); +set_tx_power: /* If we issue a new RXON command which required a tune then we must * send a new TXPOWER command or we won't be able to Tx any frames */ ret = iwl_legacy_set_tx_power(priv, priv->tx_power_next, true); @@ -1403,9 +1404,6 @@ static int iwl4965_hw_channel_switch(struct iwl_priv *priv, return rc; } - priv->switch_rxon.channel = cmd.channel; - priv->switch_rxon.switch_in_progress = true; - return iwl_legacy_send_cmd_pdu(priv, REPLY_CHANNEL_SWITCH, sizeof(cmd), &cmd); } diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c index 42df8321dae8..3be76bd5499a 100644 --- a/drivers/net/wireless/iwlegacy/iwl-core.c +++ b/drivers/net/wireless/iwlegacy/iwl-core.c @@ -859,12 +859,8 @@ void iwl_legacy_chswitch_done(struct iwl_priv *priv, bool is_success) if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return; - if (priv->switch_rxon.switch_in_progress) { + if (test_and_clear_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status)) ieee80211_chswitch_done(ctx->vif, is_success); - mutex_lock(&priv->mutex); - priv->switch_rxon.switch_in_progress = false; - mutex_unlock(&priv->mutex); - } } EXPORT_SYMBOL(iwl_legacy_chswitch_done); @@ -876,19 +872,19 @@ void iwl_legacy_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS]; struct iwl_legacy_rxon_cmd *rxon = (void *)&ctx->active; - if (priv->switch_rxon.switch_in_progress) { - if (!le32_to_cpu(csa->status) && - (csa->channel == priv->switch_rxon.channel)) { - rxon->channel = csa->channel; - ctx->staging.channel = csa->channel; - IWL_DEBUG_11H(priv, "CSA notif: channel %d\n", - le16_to_cpu(csa->channel)); - iwl_legacy_chswitch_done(priv, true); - } else { - IWL_ERR(priv, "CSA notif (fail) : channel %d\n", + if (!test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status)) + return; + + if (!le32_to_cpu(csa->status) && csa->channel == priv->switch_channel) { + rxon->channel = csa->channel; + ctx->staging.channel = csa->channel; + IWL_DEBUG_11H(priv, "CSA notif: channel %d\n", le16_to_cpu(csa->channel)); - iwl_legacy_chswitch_done(priv, false); - } + iwl_legacy_chswitch_done(priv, true); + } else { + IWL_ERR(priv, "CSA notif (fail) : channel %d\n", + le16_to_cpu(csa->channel)); + iwl_legacy_chswitch_done(priv, false); } } EXPORT_SYMBOL(iwl_legacy_rx_csa); diff --git a/drivers/net/wireless/iwlegacy/iwl-core.h b/drivers/net/wireless/iwlegacy/iwl-core.h index bc66c604106c..c5fbda0760de 100644 --- a/drivers/net/wireless/iwlegacy/iwl-core.h +++ b/drivers/net/wireless/iwlegacy/iwl-core.h @@ -560,7 +560,7 @@ void iwl_legacy_free_geos(struct iwl_priv *priv); #define STATUS_SCAN_HW 15 #define STATUS_POWER_PMI 16 #define STATUS_FW_ERROR 17 - +#define STATUS_CHANNEL_SWITCH_PENDING 18 static inline int iwl_legacy_is_ready(struct iwl_priv *priv) { diff --git a/drivers/net/wireless/iwlegacy/iwl-dev.h b/drivers/net/wireless/iwlegacy/iwl-dev.h index be0106c6a2da..ea30122669ee 100644 --- a/drivers/net/wireless/iwlegacy/iwl-dev.h +++ b/drivers/net/wireless/iwlegacy/iwl-dev.h @@ -855,17 +855,6 @@ struct traffic_stats { }; /* - * iwl_switch_rxon: "channel switch" structure - * - * @ switch_in_progress: channel switch in progress - * @ channel: new channel - */ -struct iwl_switch_rxon { - bool switch_in_progress; - __le16 channel; -}; - -/* * schedule the timer to wake up every UCODE_TRACE_PERIOD milliseconds * to perform continuous uCode event logging operation if enabled */ @@ -1115,7 +1104,7 @@ struct iwl_priv { struct iwl_rxon_context contexts[NUM_IWL_RXON_CTX]; - struct iwl_switch_rxon switch_rxon; + __le16 switch_channel; /* 1st responses from initialize and runtime uCode images. * _4965's initialize alive response contains some calibration data. */ diff --git a/drivers/net/wireless/iwlegacy/iwl4965-base.c b/drivers/net/wireless/iwlegacy/iwl4965-base.c index af2ae22fcfd3..7157ba529680 100644 --- a/drivers/net/wireless/iwlegacy/iwl4965-base.c +++ b/drivers/net/wireless/iwlegacy/iwl4965-base.c @@ -2861,16 +2861,13 @@ void iwl4965_mac_channel_switch(struct ieee80211_hw *hw, goto out; if (test_bit(STATUS_EXIT_PENDING, &priv->status) || - test_bit(STATUS_SCANNING, &priv->status)) + test_bit(STATUS_SCANNING, &priv->status) || + test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status)) goto out; if (!iwl_legacy_is_associated_ctx(ctx)) goto out; - /* channel switch in progress */ - if (priv->switch_rxon.switch_in_progress == true) - goto out; - if (priv->cfg->ops->lib->set_channel_switch) { ch = channel->hw_value; @@ -2919,15 +2916,18 @@ void iwl4965_mac_channel_switch(struct ieee80211_hw *hw, * at this point, staging_rxon has the * configuration for channel switch */ - if (priv->cfg->ops->lib->set_channel_switch(priv, - ch_switch)) - priv->switch_rxon.switch_in_progress = false; + set_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status); + priv->switch_channel = cpu_to_le16(ch); + if (priv->cfg->ops->lib->set_channel_switch(priv, ch_switch)) { + clear_bit(STATUS_CHANNEL_SWITCH_PENDING, + &priv->status); + priv->switch_channel = 0; + ieee80211_chswitch_done(ctx->vif, false); + } } } out: mutex_unlock(&priv->mutex); - if (!priv->switch_rxon.switch_in_progress) - ieee80211_chswitch_done(ctx->vif, false); IWL_DEBUG_MAC80211(priv, "leave\n"); } diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c index 86feec86d130..2282279cffc4 100644 --- a/drivers/net/wireless/iwlwifi/iwl-2000.c +++ b/drivers/net/wireless/iwlwifi/iwl-2000.c @@ -177,79 +177,6 @@ static int iwl2000_hw_set_hw_params(struct iwl_priv *priv) return 0; } -static int iwl2030_hw_channel_switch(struct iwl_priv *priv, - struct ieee80211_channel_switch *ch_switch) -{ - /* - * MULTI-FIXME - * See iwl_mac_channel_switch. - */ - struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS]; - struct iwl6000_channel_switch_cmd cmd; - const struct iwl_channel_info *ch_info; - u32 switch_time_in_usec, ucode_switch_time; - u16 ch; - u32 tsf_low; - u8 switch_count; - u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval); - struct ieee80211_vif *vif = ctx->vif; - struct iwl_host_cmd hcmd = { - .id = REPLY_CHANNEL_SWITCH, - .len = { sizeof(cmd), }, - .flags = CMD_SYNC, - .data = { &cmd, }, - }; - - cmd.band = priv->band == IEEE80211_BAND_2GHZ; - ch = ch_switch->channel->hw_value; - IWL_DEBUG_11H(priv, "channel switch from %u to %u\n", - ctx->active.channel, ch); - cmd.channel = cpu_to_le16(ch); - cmd.rxon_flags = ctx->staging.flags; - cmd.rxon_filter_flags = ctx->staging.filter_flags; - switch_count = ch_switch->count; - tsf_low = ch_switch->timestamp & 0x0ffffffff; - /* - * calculate the ucode channel switch time - * adding TSF as one of the factor for when to switch - */ - if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) { - if (switch_count > ((priv->ucode_beacon_time - tsf_low) / - beacon_interval)) { - switch_count -= (priv->ucode_beacon_time - - tsf_low) / beacon_interval; - } else - switch_count = 0; - } - if (switch_count <= 1) - cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time); - else { - switch_time_in_usec = - vif->bss_conf.beacon_int * switch_count * TIME_UNIT; - ucode_switch_time = iwl_usecs_to_beacons(priv, - switch_time_in_usec, - beacon_interval); - cmd.switch_time = iwl_add_beacon_time(priv, - priv->ucode_beacon_time, - ucode_switch_time, - beacon_interval); - } - IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n", - cmd.switch_time); - ch_info = iwl_get_channel_info(priv, priv->band, ch); - if (ch_info) - cmd.expect_beacon = is_channel_radar(ch_info); - else { - IWL_ERR(priv, "invalid channel switch from %u to %u\n", - ctx->active.channel, ch); - return -EFAULT; - } - priv->switch_rxon.channel = cmd.channel; - priv->switch_rxon.switch_in_progress = true; - - return iwl_send_cmd_sync(priv, &hcmd); -} - static struct iwl_lib_ops iwl2000_lib = { .set_hw_params = iwl2000_hw_set_hw_params, .rx_handler_setup = iwlagn_rx_handler_setup, @@ -258,7 +185,6 @@ static struct iwl_lib_ops iwl2000_lib = { .is_valid_rtc_data_addr = iwlagn_hw_valid_rtc_data_addr, .send_tx_power = iwlagn_send_tx_power, .update_chain_flags = iwl_update_chain_flags, - .set_channel_switch = iwl2030_hw_channel_switch, .apm_ops = { .init = iwl_apm_init, .config = iwl2000_nic_config, diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index a70b8cfafda1..f99f9c193352 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -331,8 +331,6 @@ static int iwl5000_hw_channel_switch(struct iwl_priv *priv, ctx->active.channel, ch); return -EFAULT; } - priv->switch_rxon.channel = cmd.channel; - priv->switch_rxon.switch_in_progress = true; return iwl_send_cmd_sync(priv, &hcmd); } @@ -425,7 +423,6 @@ static struct iwl_base_params iwl5000_base_params = { }; static struct iwl_ht_params iwl5000_ht_params = { .ht_greenfield_support = true, - .use_rts_for_aggregation = true, /* use rts/cts protection */ }; #define IWL_DEVICE_5000 \ diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index fda6fe08cf91..fbe565c816e3 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -270,8 +270,6 @@ static int iwl6000_hw_channel_switch(struct iwl_priv *priv, ctx->active.channel, ch); return -EFAULT; } - priv->switch_rxon.channel = cmd.channel; - priv->switch_rxon.switch_in_progress = true; return iwl_send_cmd_sync(priv, &hcmd); } diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c index b12c72d63ccb..23fa93deae96 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c @@ -163,17 +163,9 @@ static void iwlagn_tx_cmd_protection(struct iwl_priv *priv, __le16 fc, __le32 *tx_flags) { if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS || - info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) { + info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT || + info->flags & IEEE80211_TX_CTL_AMPDU) *tx_flags |= TX_CMD_FLG_PROT_REQUIRE_MSK; - return; - } - - if (priv->cfg->ht_params && - priv->cfg->ht_params->use_rts_for_aggregation && - info->flags & IEEE80211_TX_CTL_AMPDU) { - *tx_flags |= TX_CMD_FLG_PROT_REQUIRE_MSK; - return; - } } /* Calc max signal level (dBm) among 3 possible receivers */ diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c index a95ad84c5377..09f679d6046f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c @@ -325,6 +325,14 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx) return 0; } + /* + * force CTS-to-self frames protection if RTS-CTS is not preferred + * one aggregation protection method + */ + if (!(priv->cfg->ht_params && + priv->cfg->ht_params->use_rts_for_aggregation)) + ctx->staging.flags |= RXON_FLG_SELF_CTS_EN; + if ((ctx->vif && ctx->vif->bss_conf.use_short_slot) || !(ctx->staging.flags & RXON_FLG_BAND_24G_MSK)) ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK; @@ -342,10 +350,10 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx) * receive commit_rxon request * abort any previous channel switch if still in process */ - if (priv->switch_rxon.switch_in_progress && - (priv->switch_rxon.channel != ctx->staging.channel)) { + if (test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status) && + (priv->switch_channel != ctx->staging.channel)) { IWL_DEBUG_11H(priv, "abort channel switch on %d\n", - le16_to_cpu(priv->switch_rxon.channel)); + le16_to_cpu(priv->switch_channel)); iwl_chswitch_done(priv, false); } @@ -362,6 +370,11 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx) } memcpy(active, &ctx->staging, sizeof(*active)); + /* + * We do not commit tx power settings while channel changing, + * do it now if after settings changed. + */ + iwl_set_tx_power(priv, priv->tx_power_next, false); return 0; } diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index a662adcb2adb..8e1942ebd9a0 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -2843,16 +2843,13 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw, goto out; if (test_bit(STATUS_EXIT_PENDING, &priv->status) || - test_bit(STATUS_SCANNING, &priv->status)) + test_bit(STATUS_SCANNING, &priv->status) || + test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status)) goto out; if (!iwl_is_associated_ctx(ctx)) goto out; - /* channel switch in progress */ - if (priv->switch_rxon.switch_in_progress == true) - goto out; - if (priv->cfg->ops->lib->set_channel_switch) { ch = channel->hw_value; @@ -2901,15 +2898,19 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw, * at this point, staging_rxon has the * configuration for channel switch */ + set_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status); + priv->switch_channel = cpu_to_le16(ch); if (priv->cfg->ops->lib->set_channel_switch(priv, - ch_switch)) - priv->switch_rxon.switch_in_progress = false; + ch_switch)) { + clear_bit(STATUS_CHANNEL_SWITCH_PENDING, + &priv->status); + priv->switch_channel = 0; + ieee80211_chswitch_done(ctx->vif, false); + } } } out: mutex_unlock(&priv->mutex); - if (!priv->switch_rxon.switch_in_progress) - ieee80211_chswitch_done(ctx->vif, false); IWL_DEBUG_MAC80211(priv, "leave\n"); } diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 4653deada05b..213c80c6a668 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -843,12 +843,8 @@ void iwl_chswitch_done(struct iwl_priv *priv, bool is_success) if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return; - if (priv->switch_rxon.switch_in_progress) { + if (test_and_clear_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status)) ieee80211_chswitch_done(ctx->vif, is_success); - mutex_lock(&priv->mutex); - priv->switch_rxon.switch_in_progress = false; - mutex_unlock(&priv->mutex); - } } #ifdef CONFIG_IWLWIFI_DEBUG diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index 3bb76f6ea410..a54d416ec345 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -560,6 +560,7 @@ void iwlcore_free_geos(struct iwl_priv *priv); #define STATUS_POWER_PMI 16 #define STATUS_FW_ERROR 17 #define STATUS_DEVICE_ENABLED 18 +#define STATUS_CHANNEL_SWITCH_PENDING 19 static inline int iwl_is_ready(struct iwl_priv *priv) diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index 22a6e3ec7094..c8de236c141b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -982,17 +982,6 @@ struct traffic_stats { }; /* - * iwl_switch_rxon: "channel switch" structure - * - * @ switch_in_progress: channel switch in progress - * @ channel: new channel - */ -struct iwl_switch_rxon { - bool switch_in_progress; - __le16 channel; -}; - -/* * schedule the timer to wake up every UCODE_TRACE_PERIOD milliseconds * to perform continuous uCode event logging operation if enabled */ @@ -1287,7 +1276,7 @@ struct iwl_priv { struct iwl_rxon_context contexts[NUM_IWL_RXON_CTX]; - struct iwl_switch_rxon switch_rxon; + __le16 switch_channel; struct { u32 error_event_table; diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index 0053e9ea9021..b774517aa9fa 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c @@ -250,19 +250,19 @@ static void iwl_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS]; struct iwl_rxon_cmd *rxon = (void *)&ctx->active; - if (priv->switch_rxon.switch_in_progress) { - if (!le32_to_cpu(csa->status) && - (csa->channel == priv->switch_rxon.channel)) { - rxon->channel = csa->channel; - ctx->staging.channel = csa->channel; - IWL_DEBUG_11H(priv, "CSA notif: channel %d\n", - le16_to_cpu(csa->channel)); - iwl_chswitch_done(priv, true); - } else { - IWL_ERR(priv, "CSA notif (fail) : channel %d\n", + if (!test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status)) + return; + + if (!le32_to_cpu(csa->status) && csa->channel == priv->switch_channel) { + rxon->channel = csa->channel; + ctx->staging.channel = csa->channel; + IWL_DEBUG_11H(priv, "CSA notif: channel %d\n", le16_to_cpu(csa->channel)); - iwl_chswitch_done(priv, false); - } + iwl_chswitch_done(priv, true); + } else { + IWL_ERR(priv, "CSA notif (fail) : channel %d\n", + le16_to_cpu(csa->channel)); + iwl_chswitch_done(priv, false); } } diff --git a/drivers/net/wireless/libertas/if_sdio.c b/drivers/net/wireless/libertas/if_sdio.c index a7b5cb0c2753..224e9853c480 100644 --- a/drivers/net/wireless/libertas/if_sdio.c +++ b/drivers/net/wireless/libertas/if_sdio.c @@ -907,7 +907,7 @@ static void if_sdio_interrupt(struct sdio_func *func) card = sdio_get_drvdata(func); cause = sdio_readb(card->func, IF_SDIO_H_INT_STATUS, &ret); - if (ret) + if (ret || !cause) goto out; lbs_deb_sdio("interrupt: 0x%X\n", (unsigned)cause); @@ -1008,10 +1008,6 @@ static int if_sdio_probe(struct sdio_func *func, if (ret) goto release; - ret = sdio_claim_irq(func, if_sdio_interrupt); - if (ret) - goto disable; - /* For 1-bit transfers to the 8686 model, we need to enable the * interrupt flag in the CCCR register. Set the MMC_QUIRK_LENIENT_FN0 * bit to allow access to non-vendor registers. */ @@ -1083,6 +1079,21 @@ static int if_sdio_probe(struct sdio_func *func, card->rx_unit = 0; /* + * Set up the interrupt handler late. + * + * If we set it up earlier, the (buggy) hardware generates a spurious + * interrupt, even before the interrupt has been enabled, with + * CCCR_INTx = 0. + * + * We register the interrupt handler late so that we can handle any + * spurious interrupts, and also to avoid generation of that known + * spurious interrupt in the first place. + */ + ret = sdio_claim_irq(func, if_sdio_interrupt); + if (ret) + goto disable; + + /* * Enable interrupts now that everything is set up */ sdio_writeb(func, 0x0f, IF_SDIO_H_INT_MASK, &ret); diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c index 555180d8f4aa..b704e5b183d0 100644 --- a/drivers/net/wireless/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/rt2x00/rt2x00config.c @@ -250,7 +250,8 @@ void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, if (ieee80211_flags & IEEE80211_CONF_CHANGE_CHANNEL) rt2x00link_reset_tuner(rt2x00dev, false); - if (test_bit(REQUIRE_PS_AUTOWAKE, &rt2x00dev->cap_flags) && + if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) && + test_bit(REQUIRE_PS_AUTOWAKE, &rt2x00dev->cap_flags) && (ieee80211_flags & IEEE80211_CONF_CHANGE_PS) && (conf->flags & IEEE80211_CONF_PS)) { beacon_diff = (long)jiffies - (long)rt2x00dev->last_beacon; diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index c018d67aab8e..939821b4af2f 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -146,6 +146,9 @@ static void rt2x00lib_autowakeup(struct work_struct *work) struct rt2x00_dev *rt2x00dev = container_of(work, struct rt2x00_dev, autowakeup_work.work); + if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags)) + return; + if (rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_AWAKE)) ERROR(rt2x00dev, "Device failed to wakeup.\n"); clear_bit(CONFIG_POWERSAVING, &rt2x00dev->flags); @@ -1160,6 +1163,7 @@ void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev) * Stop all work. */ cancel_work_sync(&rt2x00dev->intf_work); + cancel_delayed_work_sync(&rt2x00dev->autowakeup_work); if (rt2x00_is_usb(rt2x00dev)) { del_timer_sync(&rt2x00dev->txstatus_timer); cancel_work_sync(&rt2x00dev->rxdone_work); diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 89100e7c553b..9f8ccae93317 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -669,6 +669,19 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw) &rx_status, (u8 *) pdesc, skb); + new_skb = dev_alloc_skb(rtlpci->rxbuffersize); + if (unlikely(!new_skb)) { + RT_TRACE(rtlpriv, (COMP_INTR | COMP_RECV), + DBG_DMESG, + ("can't alloc skb for rx\n")); + goto done; + } + + pci_unmap_single(rtlpci->pdev, + *((dma_addr_t *) skb->cb), + rtlpci->rxbuffersize, + PCI_DMA_FROMDEVICE); + skb_put(skb, rtlpriv->cfg->ops->get_desc((u8 *) pdesc, false, HW_DESC_RXPKT_LEN)); @@ -685,22 +698,7 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw) hdr = rtl_get_hdr(skb); fc = rtl_get_fc(skb); - /* try for new buffer - if allocation fails, drop - * frame and reuse old buffer - */ - new_skb = dev_alloc_skb(rtlpci->rxbuffersize); - if (unlikely(!new_skb)) { - RT_TRACE(rtlpriv, (COMP_INTR | COMP_RECV), - DBG_DMESG, - ("can't alloc skb for rx\n")); - goto done; - } - pci_unmap_single(rtlpci->pdev, - *((dma_addr_t *) skb->cb), - rtlpci->rxbuffersize, - PCI_DMA_FROMDEVICE); - - if (!stats.crc || !stats.hwerror) { + if (!stats.crc && !stats.hwerror) { memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status)); diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c index a3984f4ef192..f34b5b29fb95 100644 --- a/drivers/oprofile/buffer_sync.c +++ b/drivers/oprofile/buffer_sync.c @@ -141,6 +141,13 @@ static struct notifier_block module_load_nb = { .notifier_call = module_load_notify, }; +static void free_all_tasks(void) +{ + /* make sure we don't leak task structs */ + process_task_mortuary(); + process_task_mortuary(); +} + int sync_start(void) { int err; @@ -148,8 +155,6 @@ int sync_start(void) if (!zalloc_cpumask_var(&marked_cpus, GFP_KERNEL)) return -ENOMEM; - mutex_lock(&buffer_mutex); - err = task_handoff_register(&task_free_nb); if (err) goto out1; @@ -166,7 +171,6 @@ int sync_start(void) start_cpu_work(); out: - mutex_unlock(&buffer_mutex); return err; out4: profile_event_unregister(PROFILE_MUNMAP, &munmap_nb); @@ -174,6 +178,7 @@ out3: profile_event_unregister(PROFILE_TASK_EXIT, &task_exit_nb); out2: task_handoff_unregister(&task_free_nb); + free_all_tasks(); out1: free_cpumask_var(marked_cpus); goto out; @@ -182,20 +187,16 @@ out1: void sync_stop(void) { - /* flush buffers */ - mutex_lock(&buffer_mutex); end_cpu_work(); unregister_module_notifier(&module_load_nb); profile_event_unregister(PROFILE_MUNMAP, &munmap_nb); profile_event_unregister(PROFILE_TASK_EXIT, &task_exit_nb); task_handoff_unregister(&task_free_nb); - mutex_unlock(&buffer_mutex); - flush_cpu_work(); + barrier(); /* do all of the above first */ - /* make sure we don't leak task structs */ - process_task_mortuary(); - process_task_mortuary(); + flush_cpu_work(); + free_all_tasks(); free_cpumask_var(marked_cpus); } diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile index c85f744270a5..094308e41be5 100644 --- a/drivers/pci/Makefile +++ b/drivers/pci/Makefile @@ -51,6 +51,7 @@ obj-$(CONFIG_X86_VISWS) += setup-irq.o obj-$(CONFIG_MN10300) += setup-bus.o obj-$(CONFIG_MICROBLAZE) += setup-bus.o obj-$(CONFIG_TILE) += setup-bus.o setup-irq.o +obj-$(CONFIG_SPARC_LEON) += setup-bus.o setup-irq.o # # ACPI Related PCI FW Functions diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 56098b3e17c0..5f10c23dff94 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -3271,11 +3271,11 @@ void __init pci_register_set_vga_state(arch_set_vga_state_t func) } static int pci_set_vga_state_arch(struct pci_dev *dev, bool decode, - unsigned int command_bits, bool change_bridge) + unsigned int command_bits, u32 flags) { if (arch_set_vga_state) return arch_set_vga_state(dev, decode, command_bits, - change_bridge); + flags); return 0; } diff --git a/drivers/ptp/ptp_chardev.c b/drivers/ptp/ptp_chardev.c index a8d03aeb4051..e7f301da2902 100644 --- a/drivers/ptp/ptp_chardev.c +++ b/drivers/ptp/ptp_chardev.c @@ -46,7 +46,8 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int cmd, unsigned long arg) caps.n_ext_ts = ptp->info->n_ext_ts; caps.n_per_out = ptp->info->n_per_out; caps.pps = ptp->info->pps; - err = copy_to_user((void __user *)arg, &caps, sizeof(caps)); + if (copy_to_user((void __user *)arg, &caps, sizeof(caps))) + err = -EFAULT; break; case PTP_EXTTS_REQUEST: @@ -129,8 +130,10 @@ ssize_t ptp_read(struct posix_clock *pc, return -ERESTARTSYS; } - if (ptp->defunct) + if (ptp->defunct) { + mutex_unlock(&ptp->tsevq_mux); return -ENODEV; + } spin_lock_irqsave(&queue->lock, flags); @@ -150,10 +153,8 @@ ssize_t ptp_read(struct posix_clock *pc, mutex_unlock(&ptp->tsevq_mux); - if (copy_to_user(buf, event, cnt)) { - mutex_unlock(&ptp->tsevq_mux); + if (copy_to_user(buf, event, cnt)) return -EFAULT; - } return cnt; } diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index f822e13dc04b..ce2aabf5c550 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -1051,4 +1051,13 @@ config RTC_DRV_TILE Enable support for the Linux driver side of the Tilera hypervisor's real-time clock interface. +config RTC_DRV_PUV3 + tristate "PKUnity v3 RTC support" + depends on ARCH_PUV3 + help + This enables support for the RTC in the PKUnity-v3 SoCs. + + This drive can also be built as a module. If so, the module + will be called rtc-puv3. + endif # RTC_CLASS diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile index 213d725f16d4..0ffefe877bfa 100644 --- a/drivers/rtc/Makefile +++ b/drivers/rtc/Makefile @@ -78,6 +78,7 @@ obj-$(CONFIG_RTC_DRV_PCF50633) += rtc-pcf50633.o obj-$(CONFIG_RTC_DRV_PL030) += rtc-pl030.o obj-$(CONFIG_RTC_DRV_PL031) += rtc-pl031.o obj-$(CONFIG_RTC_DRV_PS3) += rtc-ps3.o +obj-$(CONFIG_RTC_DRV_PUV3) += rtc-puv3.o obj-$(CONFIG_RTC_DRV_PXA) += rtc-pxa.o obj-$(CONFIG_RTC_DRV_R9701) += rtc-r9701.o obj-$(CONFIG_RTC_DRV_RP5C01) += rtc-rp5c01.o diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c index ef6316acec43..df68618f6dbb 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -318,7 +318,7 @@ int rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm) } EXPORT_SYMBOL_GPL(rtc_read_alarm); -int __rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm) +static int __rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm) { struct rtc_time tm; long now, scheduled; diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c index d0e06edb14c5..cace6d3aed9a 100644 --- a/drivers/rtc/rtc-dev.c +++ b/drivers/rtc/rtc-dev.c @@ -421,7 +421,8 @@ static long rtc_dev_ioctl(struct file *file, err = ops->ioctl(rtc->dev.parent, cmd, arg); if (err == -ENOIOCTLCMD) err = -ENOTTY; - } + } else + err = -ENOTTY; break; } diff --git a/arch/unicore32/kernel/rtc.c b/drivers/rtc/rtc-puv3.c index 8cad70b3302c..46f14b82f3ab 100644 --- a/arch/unicore32/kernel/rtc.c +++ b/drivers/rtc/rtc-puv3.c @@ -1,7 +1,5 @@ /* - * linux/arch/unicore32/kernel/rtc.c - * - * Code specific to PKUnity SoC and UniCore ISA + * RTC driver code specific to PKUnity SoC and UniCore ISA * * Maintained by GUAN Xue-tao <gxt@mprc.pku.edu.cn> * Copyright (C) 2001-2010 Guan Xuetao @@ -36,7 +34,6 @@ static int puv3_rtc_tickno = IRQ_RTC; static DEFINE_SPINLOCK(puv3_rtc_pie_lock); /* IRQ Handlers */ - static irqreturn_t puv3_rtc_alarmirq(int irq, void *id) { struct rtc_device *rdev = id; @@ -89,7 +86,6 @@ static int puv3_rtc_setpie(struct device *dev, int enabled) } /* Time read/write */ - static int puv3_rtc_gettime(struct device *dev, struct rtc_time *rtc_tm) { rtc_time_to_tm(readl(RTC_RCNR), rtc_tm); @@ -196,7 +192,6 @@ static void puv3_rtc_release(struct device *dev) struct rtc_device *rtc_dev = platform_get_drvdata(pdev); /* do not clear AIE here, it may be needed for wake */ - puv3_rtc_setpie(dev, 0); free_irq(puv3_rtc_alarmno, rtc_dev); free_irq(puv3_rtc_tickno, rtc_dev); @@ -218,7 +213,6 @@ static void puv3_rtc_enable(struct platform_device *pdev, int en) writel(readl(RTC_RTSR) & ~RTC_RTSR_HZE, RTC_RTSR); } else { /* re-enable the device, and check it is ok */ - if ((readl(RTC_RTSR) & RTC_RTSR_HZE) == 0) { dev_info(&pdev->dev, "rtc disabled, re-enabling\n"); writel(readl(RTC_RTSR) | RTC_RTSR_HZE, RTC_RTSR); @@ -251,7 +245,6 @@ static int puv3_rtc_probe(struct platform_device *pdev) pr_debug("%s: probe=%p\n", __func__, pdev); /* find the IRQs */ - puv3_rtc_tickno = platform_get_irq(pdev, 1); if (puv3_rtc_tickno < 0) { dev_err(&pdev->dev, "no irq for rtc tick\n"); @@ -268,7 +261,6 @@ static int puv3_rtc_probe(struct platform_device *pdev) puv3_rtc_tickno, puv3_rtc_alarmno); /* get the memory region */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (res == NULL) { dev_err(&pdev->dev, "failed to get memory region resource\n"); @@ -288,7 +280,6 @@ static int puv3_rtc_probe(struct platform_device *pdev) puv3_rtc_enable(pdev, 1); /* register RTC and exit */ - rtc = rtc_device_register("pkunity", &pdev->dev, &puv3_rtcops, THIS_MODULE); @@ -315,8 +306,6 @@ static int puv3_rtc_probe(struct platform_device *pdev) #ifdef CONFIG_PM -/* RTC Power management control */ - static int ticnt_save; static int puv3_rtc_suspend(struct platform_device *pdev, pm_message_t state) @@ -368,4 +357,3 @@ module_exit(puv3_rtc_exit); MODULE_DESCRIPTION("RTC Driver for the PKUnity v3 chip"); MODULE_AUTHOR("Hu Dongliang"); MODULE_LICENSE("GPL v2"); - diff --git a/drivers/spi/amba-pl022.c b/drivers/spi/amba-pl022.c index 6a9e58dd36c7..d18ce9e946d8 100644 --- a/drivers/spi/amba-pl022.c +++ b/drivers/spi/amba-pl022.c @@ -1861,6 +1861,7 @@ static int pl022_setup(struct spi_device *spi) } if ((clk_freq.cpsdvsr < CPSDVR_MIN) || (clk_freq.cpsdvsr > CPSDVR_MAX)) { + status = -EINVAL; dev_err(&spi->dev, "cpsdvsr is configured incorrectly\n"); goto err_config_params; diff --git a/drivers/ssb/driver_pcicore.c b/drivers/ssb/driver_pcicore.c index 82feb348c8bb..2a20dabec76d 100644 --- a/drivers/ssb/driver_pcicore.c +++ b/drivers/ssb/driver_pcicore.c @@ -539,10 +539,12 @@ void ssb_pcicore_init(struct ssb_pcicore *pc) if (!pc->hostmode) ssb_pcicore_init_clientmode(pc); - /* Additional always once-executed workarounds */ - ssb_pcicore_serdes_workaround(pc); - /* TODO: ASPM */ - /* TODO: Clock Request Update */ + /* Additional PCIe always once-executed workarounds */ + if (dev->id.coreid == SSB_DEV_PCIE) { + ssb_pcicore_serdes_workaround(pc); + /* TODO: ASPM */ + /* TODO: Clock Request Update */ + } } static u32 ssb_pcie_read(struct ssb_pcicore *pc, u32 address) diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index dfc16f955eb8..196284dc2f36 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -24,23 +24,6 @@ menuconfig STAGING if STAGING -config STAGING_EXCLUDE_BUILD - bool "Exclude Staging drivers from being built" if STAGING - default y - ---help--- - Are you sure you really want to build the staging drivers? - They taint your kernel, don't live up to the normal Linux - kernel quality standards, are a bit crufty around the edges, - and might go off and kick your dog when you aren't paying - attention. - - Say N here to be able to select and build the Staging drivers. - This option is primarily here to prevent them from being built - when selecting 'make allyesconfg' and 'make allmodconfig' so - don't be all that put off, your dog will be just fine. - -if !STAGING_EXCLUDE_BUILD - source "drivers/staging/tty/Kconfig" source "drivers/staging/generic_serial/Kconfig" @@ -177,5 +160,4 @@ source "drivers/staging/mei/Kconfig" source "drivers/staging/nvec/Kconfig" -endif # !STAGING_EXCLUDE_BUILD endif # STAGING diff --git a/drivers/staging/altera-stapl/altera-jtag.c b/drivers/staging/altera-stapl/altera-jtag.c index 876308858b82..8b1620b1b2d0 100644 --- a/drivers/staging/altera-stapl/altera-jtag.c +++ b/drivers/staging/altera-stapl/altera-jtag.c @@ -26,7 +26,7 @@ #include <linux/delay.h> #include <linux/firmware.h> #include <linux/slab.h> -#include <staging/altera.h> +#include "altera.h" #include "altera-exprt.h" #include "altera-jtag.h" diff --git a/drivers/staging/altera-stapl/altera.c b/drivers/staging/altera-stapl/altera.c index 05aad351b120..9cd5e76880c0 100644 --- a/drivers/staging/altera-stapl/altera.c +++ b/drivers/staging/altera-stapl/altera.c @@ -28,7 +28,7 @@ #include <linux/string.h> #include <linux/firmware.h> #include <linux/slab.h> -#include <staging/altera.h> +#include "altera.h" #include "altera-exprt.h" #include "altera-jtag.h" diff --git a/include/staging/altera.h b/drivers/staging/altera-stapl/altera.h index 94c0c6181daf..94c0c6181daf 100644 --- a/include/staging/altera.h +++ b/drivers/staging/altera-stapl/altera.h diff --git a/drivers/staging/ath6kl/Kconfig b/drivers/staging/ath6kl/Kconfig index 1f15e1fb1ab2..afd6cc16a2b8 100644 --- a/drivers/staging/ath6kl/Kconfig +++ b/drivers/staging/ath6kl/Kconfig @@ -1,6 +1,7 @@ config ATH6K_LEGACY tristate "Atheros AR6003 support (non mac80211)" depends on MMC && WLAN + depends on CFG80211 select WIRELESS_EXT select WEXT_PRIV help diff --git a/drivers/staging/ath6kl/os/linux/cfg80211.c b/drivers/staging/ath6kl/os/linux/cfg80211.c index 77dfb4070c1d..d3a774dbb7e8 100644 --- a/drivers/staging/ath6kl/os/linux/cfg80211.c +++ b/drivers/staging/ath6kl/os/linux/cfg80211.c @@ -870,7 +870,8 @@ ar6k_cfg80211_scanComplete_event(struct ar6_softc *ar, int status) if(ar->scan_request) { /* Translate data to cfg80211 mgmt format */ - wmi_iterate_nodes(ar->arWmi, ar6k_cfg80211_scan_node, ar->wdev->wiphy); + if (ar->arWmi) + wmi_iterate_nodes(ar->arWmi, ar6k_cfg80211_scan_node, ar->wdev->wiphy); cfg80211_scan_done(ar->scan_request, ((status & A_ECANCELED) || (status & A_EBUSY)) ? true : false); diff --git a/drivers/staging/brcm80211/brcmfmac/wl_iw.c b/drivers/staging/brcm80211/brcmfmac/wl_iw.c index 929ceaf363be..15e1b05ca92d 100644 --- a/drivers/staging/brcm80211/brcmfmac/wl_iw.c +++ b/drivers/staging/brcm80211/brcmfmac/wl_iw.c @@ -64,8 +64,6 @@ wl_iw_extra_params_t g_wl_iw_params; extern bool wl_iw_conn_status_str(u32 event_type, u32 status, u32 reason, char *stringBuf, uint buflen); -uint wl_msg_level = WL_ERROR_VAL; - #define MAX_WLIW_IOCTL_LEN 1024 #ifdef CONFIG_WIRELESS_EXT diff --git a/drivers/staging/gma500/psb_drv.c b/drivers/staging/gma500/psb_drv.c index 1c45c11a774e..aa87b1b6a44a 100644 --- a/drivers/staging/gma500/psb_drv.c +++ b/drivers/staging/gma500/psb_drv.c @@ -542,6 +542,8 @@ static int psb_driver_load(struct drm_device *dev, unsigned long chipset) unsigned long irqflags; int ret = -ENOMEM; uint32_t tt_pages; + struct drm_connector *connector; + struct psb_intel_output *psb_intel_output; dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL); if (dev_priv == NULL) @@ -663,7 +665,18 @@ static int psb_driver_load(struct drm_device *dev, unsigned long chipset) drm_kms_helper_poll_init(dev); } - ret = psb_backlight_init(dev); + /* Only add backlight support if we have LVDS output */ + list_for_each_entry(connector, &dev->mode_config.connector_list, + head) { + psb_intel_output = to_psb_intel_output(connector); + + switch (psb_intel_output->type) { + case INTEL_OUTPUT_LVDS: + ret = psb_backlight_init(dev); + break; + } + } + if (ret) return ret; #if 0 diff --git a/drivers/staging/gma500/psb_fb.c b/drivers/staging/gma500/psb_fb.c index 99c03a2e06bd..084c36bbfe86 100644 --- a/drivers/staging/gma500/psb_fb.c +++ b/drivers/staging/gma500/psb_fb.c @@ -441,6 +441,16 @@ static int psbfb_create(struct psb_fbdev *fbdev, info->screen_size = size; memset(info->screen_base, 0, size); + if (dev_priv->pg->stolen_size) { + info->apertures = alloc_apertures(1); + if (!info->apertures) { + ret = -ENOMEM; + goto out_err0; + } + info->apertures->ranges[0].base = dev->mode_config.fb_base; + info->apertures->ranges[0].size = dev_priv->pg->stolen_size; + } + drm_fb_helper_fill_fix(info, fb->pitch, fb->depth); drm_fb_helper_fill_var(info, &fbdev->psb_fb_helper, sizes->fb_width, sizes->fb_height); diff --git a/drivers/staging/gma500/psb_intel_bios.c b/drivers/staging/gma500/psb_intel_bios.c index 48ac8ba7f40b..417965da5e24 100644 --- a/drivers/staging/gma500/psb_intel_bios.c +++ b/drivers/staging/gma500/psb_intel_bios.c @@ -154,10 +154,15 @@ static void parse_lfp_panel_data(struct drm_psb_private *dev_priv, fill_detail_timing_data(panel_fixed_mode, dvo_timing); - dev_priv->lfp_lvds_vbt_mode = panel_fixed_mode; - - DRM_DEBUG("Found panel mode in BIOS VBT tables:\n"); - drm_mode_debug_printmodeline(panel_fixed_mode); + if (panel_fixed_mode->htotal > 0 && panel_fixed_mode->vtotal > 0) { + dev_priv->lfp_lvds_vbt_mode = panel_fixed_mode; + DRM_DEBUG("Found panel mode in BIOS VBT tables:\n"); + drm_mode_debug_printmodeline(panel_fixed_mode); + } else { + DRM_DEBUG("Ignoring bogus LVDS VBT mode.\n"); + dev_priv->lvds_vbt = 0; + kfree(panel_fixed_mode); + } return; } diff --git a/drivers/staging/iio/dac/max517.c b/drivers/staging/iio/dac/max517.c index 881768df47a6..2fe34d21b6aa 100644 --- a/drivers/staging/iio/dac/max517.c +++ b/drivers/staging/iio/dac/max517.c @@ -195,7 +195,7 @@ static const struct iio_info max517_info = { }; static const struct iio_info max518_info = { - .attrs = &max517_attribute_group, + .attrs = &max518_attribute_group, .driver_module = THIS_MODULE, }; diff --git a/drivers/staging/iio/imu/adis16400_ring.c b/drivers/staging/iio/imu/adis16400_ring.c index 2589a7e167e4..3612373ddede 100644 --- a/drivers/staging/iio/imu/adis16400_ring.c +++ b/drivers/staging/iio/imu/adis16400_ring.c @@ -137,13 +137,13 @@ static irqreturn_t adis16400_trigger_handler(int irq, void *p) if (st->variant->flags & ADIS16400_NO_BURST) { ret = adis16350_spi_read_all(&indio_dev->dev, st->rx); if (ret < 0) - return ret; + goto err; for (; i < ring->scan_count; i++) data[i] = *(s16 *)(st->rx + i*2); } else { ret = adis16400_spi_read_burst(&indio_dev->dev, st->rx); if (ret < 0) - return ret; + goto err; for (; i < indio_dev->ring->scan_count; i++) { j = __ffs(mask); mask &= ~(1 << j); @@ -158,9 +158,13 @@ static irqreturn_t adis16400_trigger_handler(int irq, void *p) ring->access->store_to(indio_dev->ring, (u8 *) data, pf->timestamp); iio_trigger_notify_done(indio_dev->trig); - kfree(data); + kfree(data); return IRQ_HANDLED; + +err: + kfree(data); + return ret; } void adis16400_unconfigure_ring(struct iio_dev *indio_dev) diff --git a/drivers/staging/iio/industrialio-trigger.c b/drivers/staging/iio/industrialio-trigger.c index 615902333fb0..d504aa251ced 100644 --- a/drivers/staging/iio/industrialio-trigger.c +++ b/drivers/staging/iio/industrialio-trigger.c @@ -294,6 +294,7 @@ struct iio_poll_func pf->h = h; pf->thread = thread; pf->type = type; + pf->private_data = private; return pf; } diff --git a/drivers/staging/mei/init.c b/drivers/staging/mei/init.c index 2818851c0761..d1ffa32cd141 100644 --- a/drivers/staging/mei/init.c +++ b/drivers/staging/mei/init.c @@ -205,10 +205,10 @@ int mei_hw_init(struct mei_device *dev) "host_hw_state = 0x%08x, me_hw_state = 0x%08x.\n", dev->host_hw_state, dev->me_hw_state); - if (!(dev->host_hw_state & H_RDY) != H_RDY) + if (!(dev->host_hw_state & H_RDY)) dev_dbg(&dev->pdev->dev, "host turn off H_RDY.\n"); - if (!(dev->me_hw_state & ME_RDY_HRA) != ME_RDY_HRA) + if (!(dev->me_hw_state & ME_RDY_HRA)) dev_dbg(&dev->pdev->dev, "ME turn off ME_RDY.\n"); printk(KERN_ERR "mei: link layer initialization failed.\n"); diff --git a/drivers/staging/olpc_dcon/Kconfig b/drivers/staging/olpc_dcon/Kconfig index b05306766870..fe40e0b6f675 100644 --- a/drivers/staging/olpc_dcon/Kconfig +++ b/drivers/staging/olpc_dcon/Kconfig @@ -2,6 +2,7 @@ config FB_OLPC_DCON tristate "One Laptop Per Child Display CONtroller support" depends on OLPC && FB select I2C + select BACKLIGHT_CLASS_DEVICE ---help--- Add support for the OLPC XO DCON controller. This controller is only available on OLPC platforms. Unless you have one of these diff --git a/drivers/staging/rts_pstor/sd.c b/drivers/staging/rts_pstor/sd.c index bddb0312b31e..cdae497d5467 100644 --- a/drivers/staging/rts_pstor/sd.c +++ b/drivers/staging/rts_pstor/sd.c @@ -2328,7 +2328,7 @@ Switch_Fail: retval = sd_send_cmd_get_rsp(chip, IO_SEND_OP_COND, 0, SD_RSP_TYPE_R4, rsp, 5); if (retval == STATUS_SUCCESS) { - int func_num = (rsp[1] >> 4) && 0x07; + int func_num = (rsp[1] >> 4) & 0x07; if (func_num) { RTSX_DEBUGP("SD_IO card (Function number: %d)!\n", func_num); chip->sd_io = 1; diff --git a/drivers/staging/usbip/stub_dev.c b/drivers/staging/usbip/stub_dev.c index 6e99ec87fee0..8cbea42b69bc 100644 --- a/drivers/staging/usbip/stub_dev.c +++ b/drivers/staging/usbip/stub_dev.c @@ -26,6 +26,8 @@ static int stub_probe(struct usb_interface *interface, const struct usb_device_id *id); static void stub_disconnect(struct usb_interface *interface); +static int stub_pre_reset(struct usb_interface *interface); +static int stub_post_reset(struct usb_interface *interface); /* * Define device IDs here if you want to explicitly limit exportable devices. @@ -59,6 +61,8 @@ struct usb_driver stub_driver = { .probe = stub_probe, .disconnect = stub_disconnect, .id_table = stub_table, + .pre_reset = stub_pre_reset, + .post_reset = stub_post_reset, }; /* @@ -541,3 +545,20 @@ static void stub_disconnect(struct usb_interface *interface) del_match_busid((char *)udev_busid); } } + +/* + * Presence of pre_reset and post_reset prevents the driver from being unbound + * when the device is being reset + */ + +int stub_pre_reset(struct usb_interface *interface) +{ + dev_dbg(&interface->dev, "pre_reset\n"); + return 0; +} + +int stub_post_reset(struct usb_interface *interface) +{ + dev_dbg(&interface->dev, "post_reset\n"); + return 0; +} diff --git a/drivers/staging/usbip/stub_rx.c b/drivers/staging/usbip/stub_rx.c index a5c1fa1f0430..bc57844600b9 100644 --- a/drivers/staging/usbip/stub_rx.c +++ b/drivers/staging/usbip/stub_rx.c @@ -175,16 +175,18 @@ static int tweak_reset_device_cmd(struct urb *urb) dev_info(&urb->dev->dev, "usb_queue_reset_device\n"); /* - * usb_lock_device_for_reset caused a deadlock: it causes the driver - * to unbind. In the shutdown the rx thread is signalled to shut down - * but this thread is pending in the usb_lock_device_for_reset. - * - * Instead queue the reset. - * - * Unfortunatly an existing usbip connection will be dropped due to - * driver unbinding. + * With the implementation of pre_reset and post_reset the driver no + * longer unbinds. This allows the use of synchronous reset. */ - usb_queue_reset_device(sdev->interface); + + if (usb_lock_device_for_reset(sdev->udev, sdev->interface)<0) + { + dev_err(&urb->dev->dev, "could not obtain lock to reset device\n"); + return 0; + } + usb_reset_device(sdev->udev); + usb_unlock_device(sdev->udev); + return 0; } diff --git a/drivers/staging/xgifb/XGI_main_26.c b/drivers/staging/xgifb/XGI_main_26.c index cadec2ad0d32..e92f6fa67dcb 100644 --- a/drivers/staging/xgifb/XGI_main_26.c +++ b/drivers/staging/xgifb/XGI_main_26.c @@ -1365,26 +1365,16 @@ static int XGIfb_do_set_var(struct fb_var_screeninfo *var, int isactive, } #ifdef XGIFB_PAN -static int XGIfb_pan_var(struct fb_var_screeninfo *var) +static int XGIfb_pan_var(struct fb_var_screeninfo *var, struct fb_info *info) { unsigned int base; /* printk("Inside pan_var"); */ - if (var->xoffset > (var->xres_virtual - var->xres)) { - /* printk("Pan: xo: %d xv %d xr %d\n", - var->xoffset, var->xres_virtual, var->xres); */ - return -EINVAL; - } - if (var->yoffset > (var->yres_virtual - var->yres)) { - /* printk("Pan: yo: %d yv %d yr %d\n", - var->yoffset, var->yres_virtual, var->yres); */ - return -EINVAL; - } - base = var->yoffset * var->xres_virtual + var->xoffset; + base = var->yoffset * info->var.xres_virtual + var->xoffset; /* calculate base bpp dep. */ - switch (var->bits_per_pixel) { + switch (info->var.bits_per_pixel) { case 16: base >>= 1; break; @@ -1682,9 +1672,9 @@ static int XGIfb_pan_display(struct fb_var_screeninfo *var, /* printk("\nInside pan_display:\n"); */ - if (var->xoffset > (var->xres_virtual - var->xres)) + if (var->xoffset > (info->var.xres_virtual - info->var.xres)) return -EINVAL; - if (var->yoffset > (var->yres_virtual - var->yres)) + if (var->yoffset > (info->var.yres_virtual - info->var.yres)) return -EINVAL; if (var->vmode & FB_VMODE_YWRAP) { @@ -1697,7 +1687,7 @@ static int XGIfb_pan_display(struct fb_var_screeninfo *var, > info->var.yres_virtual) return -EINVAL; } - err = XGIfb_pan_var(var); + err = XGIfb_pan_var(var, info); if (err < 0) return err; diff --git a/drivers/video/68328fb.c b/drivers/video/68328fb.c index 75a39eab70c3..a425d65d5ba2 100644 --- a/drivers/video/68328fb.c +++ b/drivers/video/68328fb.c @@ -378,8 +378,8 @@ static int mc68x328fb_pan_display(struct fb_var_screeninfo *var, || var->xoffset) return -EINVAL; } else { - if (var->xoffset + var->xres > info->var.xres_virtual || - var->yoffset + var->yres > info->var.yres_virtual) + if (var->xoffset + info->var.xres > info->var.xres_virtual || + var->yoffset + info->var.yres > info->var.yres_virtual) return -EINVAL; } info->var.xoffset = var->xoffset; diff --git a/drivers/video/acornfb.c b/drivers/video/acornfb.c index 6183a57eb69d..b303f1715065 100644 --- a/drivers/video/acornfb.c +++ b/drivers/video/acornfb.c @@ -850,9 +850,10 @@ acornfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) u_int y_bottom = var->yoffset; if (!(var->vmode & FB_VMODE_YWRAP)) - y_bottom += var->yres; + y_bottom += info->var.yres; - BUG_ON(y_bottom > var->yres_virtual); + if (y_bottom > info->var.yres_virtual) + return -EINVAL; acornfb_update_dma(info, var); diff --git a/drivers/video/arkfb.c b/drivers/video/arkfb.c index 8686429cbdf0..555dd4c64f5b 100644 --- a/drivers/video/arkfb.c +++ b/drivers/video/arkfb.c @@ -908,13 +908,14 @@ static int arkfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info unsigned int offset; /* Calculate the offset */ - if (var->bits_per_pixel == 0) { - offset = (var->yoffset / 16) * (var->xres_virtual / 2) + (var->xoffset / 2); + if (info->var.bits_per_pixel == 0) { + offset = (var->yoffset / 16) * (info->var.xres_virtual / 2) + + (var->xoffset / 2); offset = offset >> 2; } else { offset = (var->yoffset * info->fix.line_length) + - (var->xoffset * var->bits_per_pixel / 8); - offset = offset >> ((var->bits_per_pixel == 4) ? 2 : 3); + (var->xoffset * info->var.bits_per_pixel / 8); + offset = offset >> ((info->var.bits_per_pixel == 4) ? 2 : 3); } /* Set the offset */ diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index 4484c721f0f9..8b5d7552bb65 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -39,7 +39,8 @@ | FBINFO_HWACCEL_YPAN) static inline void atmel_lcdfb_update_dma2d(struct atmel_lcdfb_info *sinfo, - struct fb_var_screeninfo *var) + struct fb_var_screeninfo *var, + struct fb_info *info) { } @@ -50,14 +51,16 @@ static inline void atmel_lcdfb_update_dma2d(struct atmel_lcdfb_info *sinfo, | FBINFO_HWACCEL_YPAN) static void atmel_lcdfb_update_dma2d(struct atmel_lcdfb_info *sinfo, - struct fb_var_screeninfo *var) + struct fb_var_screeninfo *var, + struct fb_info *info) { u32 dma2dcfg; u32 pixeloff; - pixeloff = (var->xoffset * var->bits_per_pixel) & 0x1f; + pixeloff = (var->xoffset * info->var.bits_per_pixel) & 0x1f; - dma2dcfg = ((var->xres_virtual - var->xres) * var->bits_per_pixel) / 8; + dma2dcfg = (info-var.xres_virtual - info->var.xres) + * info->var.bits_per_pixel / 8; dma2dcfg |= pixeloff << ATMEL_LCDC_PIXELOFF_OFFSET; lcdc_writel(sinfo, ATMEL_LCDC_DMA2DCFG, dma2dcfg); @@ -249,14 +252,14 @@ static void atmel_lcdfb_update_dma(struct fb_info *info, unsigned long dma_addr; dma_addr = (fix->smem_start + var->yoffset * fix->line_length - + var->xoffset * var->bits_per_pixel / 8); + + var->xoffset * info->var.bits_per_pixel / 8); dma_addr &= ~3UL; /* Set framebuffer DMA base address and pixel offset */ lcdc_writel(sinfo, ATMEL_LCDC_DMABADDR1, dma_addr); - atmel_lcdfb_update_dma2d(sinfo, var); + atmel_lcdfb_update_dma2d(sinfo, var, info); } static inline void atmel_lcdfb_free_video_memory(struct atmel_lcdfb_info *sinfo) diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c index 32f8cf6200a7..150684882ef7 100644 --- a/drivers/video/aty/radeon_base.c +++ b/drivers/video/aty/radeon_base.c @@ -845,16 +845,16 @@ static int radeonfb_pan_display (struct fb_var_screeninfo *var, { struct radeonfb_info *rinfo = info->par; - if ((var->xoffset + var->xres > var->xres_virtual) - || (var->yoffset + var->yres > var->yres_virtual)) - return -EINVAL; + if ((var->xoffset + info->var.xres > info->var.xres_virtual) + || (var->yoffset + info->var.yres > info->var.yres_virtual)) + return -EINVAL; if (rinfo->asleep) return 0; radeon_fifo_wait(2); - OUTREG(CRTC_OFFSET, ((var->yoffset * var->xres_virtual + var->xoffset) - * var->bits_per_pixel / 8) & ~7); + OUTREG(CRTC_OFFSET, (var->yoffset * info->fix.line_length + + var->xoffset * info->var.bits_per_pixel / 8) & ~7); return 0; } diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index fcdac872522d..8d4e4ebd9977 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -877,8 +877,8 @@ static int da8xx_pan_display(struct fb_var_screeninfo *var, start = fix->smem_start + new_var.yoffset * fix->line_length + - new_var.xoffset * var->bits_per_pixel / 8; - end = start + var->yres * fix->line_length - 1; + new_var.xoffset * fbi->var.bits_per_pixel / 8; + end = start + fbi->var.yres * fix->line_length - 1; par->dma_start = start; par->dma_end = end; } diff --git a/drivers/video/fb-puv3.c b/drivers/video/fb-puv3.c index 27f2c57e06e9..60a787fa32cf 100644 --- a/drivers/video/fb-puv3.c +++ b/drivers/video/fb-puv3.c @@ -624,8 +624,8 @@ static int unifb_pan_display(struct fb_var_screeninfo *var, || var->xoffset) return -EINVAL; } else { - if (var->xoffset + var->xres > info->var.xres_virtual || - var->yoffset + var->yres > info->var.yres_virtual) + if (var->xoffset + info->var.xres > info->var.xres_virtual || + var->yoffset + info->var.yres > info->var.yres_virtual) return -EINVAL; } info->var.xoffset = var->xoffset; diff --git a/drivers/video/g364fb.c b/drivers/video/g364fb.c index d662317d85e3..223896cc5f7d 100644 --- a/drivers/video/g364fb.c +++ b/drivers/video/g364fb.c @@ -149,10 +149,11 @@ int g364fb_cursor(struct fb_info *info, struct fb_cursor *cursor) static int g364fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) { - if (var->xoffset || var->yoffset + var->yres > var->yres_virtual) + if (var->xoffset || + var->yoffset + info->var.yres > info->var.yres_virtual) return -EINVAL; - *(unsigned int *) TOP_REG = var->yoffset * var->xres; + *(unsigned int *) TOP_REG = var->yoffset * info->var.xres; return 0; } diff --git a/drivers/video/gxt4500.c b/drivers/video/gxt4500.c index 896e53dea906..0fad23f810a3 100644 --- a/drivers/video/gxt4500.c +++ b/drivers/video/gxt4500.c @@ -543,8 +543,8 @@ static int gxt4500_pan_display(struct fb_var_screeninfo *var, if (var->xoffset & 7) return -EINVAL; - if (var->xoffset + var->xres > var->xres_virtual || - var->yoffset + var->yres > var->yres_virtual) + if (var->xoffset + info->var.xres > info->var.xres_virtual || + var->yoffset + info->var.yres > info->var.yres_virtual) return -EINVAL; writereg(par, REFRESH_START, (var->xoffset << 16) | var->yoffset); diff --git a/drivers/video/hgafb.c b/drivers/video/hgafb.c index 4052718eefaa..4394389caf68 100644 --- a/drivers/video/hgafb.c +++ b/drivers/video/hgafb.c @@ -422,8 +422,8 @@ static int hgafb_pan_display(struct fb_var_screeninfo *var, var->xoffset) return -EINVAL; } else { - if (var->xoffset + var->xres > info->var.xres_virtual - || var->yoffset + var->yres > info->var.yres_virtual + if (var->xoffset + info->var.xres > info->var.xres_virtual + || var->yoffset + info->var.yres > info->var.yres_virtual || var->yoffset % 8) return -EINVAL; } diff --git a/drivers/video/imsttfb.c b/drivers/video/imsttfb.c index efb2c10656b0..8149356471e4 100644 --- a/drivers/video/imsttfb.c +++ b/drivers/video/imsttfb.c @@ -749,7 +749,7 @@ set_offset (struct fb_var_screeninfo *var, struct fb_info *info) { struct imstt_par *par = info->par; __u32 off = var->yoffset * (info->fix.line_length >> 3) - + ((var->xoffset * (var->bits_per_pixel >> 3)) >> 3); + + ((var->xoffset * (info->var.bits_per_pixel >> 3)) >> 3); write_reg_le32(par->dc_regs, SSR, off); } diff --git a/drivers/video/intelfb/intelfbhw.c b/drivers/video/intelfb/intelfbhw.c index 38065cf94ac4..fbad61da359f 100644 --- a/drivers/video/intelfb/intelfbhw.c +++ b/drivers/video/intelfb/intelfbhw.c @@ -390,12 +390,12 @@ int intelfbhw_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) xoffset = ROUND_DOWN_TO(var->xoffset, 8); yoffset = var->yoffset; - if ((xoffset + var->xres > var->xres_virtual) || - (yoffset + var->yres > var->yres_virtual)) + if ((xoffset + info->var.xres > info->var.xres_virtual) || + (yoffset + info->var.yres > info->var.yres_virtual)) return -EINVAL; offset = (yoffset * dinfo->pitch) + - (xoffset * var->bits_per_pixel) / 8; + (xoffset * info->var.bits_per_pixel) / 8; offset += dinfo->fb.offset << 12; diff --git a/drivers/video/mb862xx/mb862xxfbdrv.c b/drivers/video/mb862xx/mb862xxfbdrv.c index f70bd63b0187..2191de0bb309 100644 --- a/drivers/video/mb862xx/mb862xxfbdrv.c +++ b/drivers/video/mb862xx/mb862xxfbdrv.c @@ -278,7 +278,7 @@ static int mb862xxfb_pan(struct fb_var_screeninfo *var, reg = pack(var->yoffset, var->xoffset); outreg(disp, GC_L0WY_L0WX, reg); - reg = pack(var->yres_virtual, var->xres_virtual); + reg = pack(info->var.yres_virtual, info->var.xres_virtual); outreg(disp, GC_L0WH_L0WW, reg); return 0; } diff --git a/drivers/video/mx3fb.c b/drivers/video/mx3fb.c index 7e3a490e8d76..bd768588cf10 100644 --- a/drivers/video/mx3fb.c +++ b/drivers/video/mx3fb.c @@ -1062,15 +1062,15 @@ static int mx3fb_pan_display(struct fb_var_screeninfo *var, y_bottom = var->yoffset; if (!(var->vmode & FB_VMODE_YWRAP)) - y_bottom += var->yres; + y_bottom += fbi->var.yres; if (y_bottom > fbi->var.yres_virtual) return -EINVAL; mutex_lock(&mx3_fbi->mutex); - offset = (var->yoffset * var->xres_virtual + var->xoffset) * - (var->bits_per_pixel / 8); + offset = var->yoffset * fbi->fix.line_length + + var->xoffset * (fbi->var.bits_per_pixel / 8); base = fbi->fix.smem_start + offset; dev_dbg(fbi->device, "Updating SDC BG buf %d address=0x%08lX\n", diff --git a/drivers/video/neofb.c b/drivers/video/neofb.c index 588527a254c2..feea7b1dc386 100644 --- a/drivers/video/neofb.c +++ b/drivers/video/neofb.c @@ -1185,8 +1185,8 @@ static int neofb_pan_display(struct fb_var_screeninfo *var, DBG("neofb_update_start"); - Base = (var->yoffset * var->xres_virtual + var->xoffset) >> 2; - Base *= (var->bits_per_pixel + 7) / 8; + Base = (var->yoffset * info->var.xres_virtual + var->xoffset) >> 2; + Base *= (info->var.bits_per_pixel + 7) / 8; neoUnlock(); diff --git a/drivers/video/pm2fb.c b/drivers/video/pm2fb.c index 27f93aab6ddc..f4f8ce802d02 100644 --- a/drivers/video/pm2fb.c +++ b/drivers/video/pm2fb.c @@ -973,8 +973,8 @@ static int pm2fb_pan_display(struct fb_var_screeninfo *var, { struct pm2fb_par *p = info->par; u32 base; - u32 depth = (var->bits_per_pixel + 7) & ~7; - u32 xres = (var->xres + 31) & ~31; + u32 depth = (info->var.bits_per_pixel + 7) & ~7; + u32 xres = (info->var.xres + 31) & ~31; depth = (depth > 32) ? 32 : depth; base = to3264(var->yoffset * xres + var->xoffset, depth, 1); diff --git a/drivers/video/pm3fb.c b/drivers/video/pm3fb.c index 6666f45a2f8c..8221b5b42da9 100644 --- a/drivers/video/pm3fb.c +++ b/drivers/video/pm3fb.c @@ -1147,9 +1147,9 @@ static int pm3fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) { struct pm3_par *par = info->par; - const u32 xres = (var->xres + 31) & ~31; + const u32 xres = (info->var.xres + 31) & ~31; - par->base = pm3fb_shift_bpp(var->bits_per_pixel, + par->base = pm3fb_shift_bpp(info->var.bits_per_pixel, (var->yoffset * xres) + var->xoffset); PM3_WAIT(par, 1); diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c index 4aecf213c9be..fd9f20df912f 100644 --- a/drivers/video/s3c-fb.c +++ b/drivers/video/s3c-fb.c @@ -883,7 +883,7 @@ static int s3c_fb_pan_display(struct fb_var_screeninfo *var, } } /* Offset in bytes to the end of the displayed area */ - end_boff = start_boff + var->yres * info->fix.line_length; + end_boff = start_boff + info->var.yres * info->fix.line_length; /* Temporarily turn off per-vsync update from shadow registers until * both start and end addresses are updated to prevent corruption */ diff --git a/drivers/video/s3fb.c b/drivers/video/s3fb.c index 4ca5d0c8fe84..0f9af1aa5077 100644 --- a/drivers/video/s3fb.c +++ b/drivers/video/s3fb.c @@ -1019,12 +1019,13 @@ static int s3fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) unsigned int offset; /* Calculate the offset */ - if (var->bits_per_pixel == 0) { - offset = (var->yoffset / 16) * (var->xres_virtual / 2) + (var->xoffset / 2); + if (info->var.bits_per_pixel == 0) { + offset = (var->yoffset / 16) * (info->var.xres_virtual / 2) + + (var->xoffset / 2); offset = offset >> 2; } else { offset = (var->yoffset * info->fix.line_length) + - (var->xoffset * var->bits_per_pixel / 8); + (var->xoffset * info->var.bits_per_pixel / 8); offset = offset >> 2; } diff --git a/drivers/video/savage/savagefb_driver.c b/drivers/video/savage/savagefb_driver.c index 4de541ca9c52..beb495044b24 100644 --- a/drivers/video/savage/savagefb_driver.c +++ b/drivers/video/savage/savagefb_driver.c @@ -1477,15 +1477,9 @@ static void savagefb_set_par_int(struct savagefb_par *par, struct savage_reg *r vgaHWProtect(par, 0); } -static void savagefb_update_start(struct savagefb_par *par, - struct fb_var_screeninfo *var) +static void savagefb_update_start(struct savagefb_par *par, int base) { - int base; - - base = ((var->yoffset * var->xres_virtual + (var->xoffset & ~1)) - * ((var->bits_per_pixel+7) / 8)) >> 2; - - /* now program the start address registers */ + /* program the start address registers */ vga_out16(0x3d4, (base & 0x00ff00) | 0x0c, par); vga_out16(0x3d4, ((base & 0x00ff) << 8) | 0x0d, par); vga_out8(0x3d4, 0x69, par); @@ -1550,8 +1544,12 @@ static int savagefb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) { struct savagefb_par *par = info->par; + int base; + + base = (var->yoffset * info->fix.line_length + + (var->xoffset & ~1) * ((info->var.bits_per_pixel+7) / 8)) >> 2; - savagefb_update_start(par, var); + savagefb_update_start(par, base); return 0; } diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c index 75259845933d..078ca2167d6f 100644 --- a/drivers/video/sis/sis_main.c +++ b/drivers/video/sis/sis_main.c @@ -1333,19 +1333,14 @@ sisfb_set_base_CRT2(struct sis_video_info *ivideo, unsigned int base) } static int -sisfb_pan_var(struct sis_video_info *ivideo, struct fb_var_screeninfo *var) +sisfb_pan_var(struct sis_video_info *ivideo, struct fb_info *info, + struct fb_var_screeninfo *var) { - if(var->xoffset > (var->xres_virtual - var->xres)) { - return -EINVAL; - } - if(var->yoffset > (var->yres_virtual - var->yres)) { - return -EINVAL; - } - - ivideo->current_base = (var->yoffset * var->xres_virtual) + var->xoffset; + ivideo->current_base = var->yoffset * info->var.xres_virtual + + var->xoffset; /* calculate base bpp dep. */ - switch(var->bits_per_pixel) { + switch (info->var.bits_per_pixel) { case 32: break; case 16: @@ -1635,20 +1630,15 @@ sisfb_pan_display(struct fb_var_screeninfo *var, struct fb_info* info) struct sis_video_info *ivideo = (struct sis_video_info *)info->par; int err; - if(var->xoffset > (var->xres_virtual - var->xres)) - return -EINVAL; - - if(var->yoffset > (var->yres_virtual - var->yres)) - return -EINVAL; - - if(var->vmode & FB_VMODE_YWRAP) + if (var->vmode & FB_VMODE_YWRAP) return -EINVAL; - if(var->xoffset + info->var.xres > info->var.xres_virtual || - var->yoffset + info->var.yres > info->var.yres_virtual) + if (var->xoffset + info->var.xres > info->var.xres_virtual || + var->yoffset + info->var.yres > info->var.yres_virtual) return -EINVAL; - if((err = sisfb_pan_var(ivideo, var)) < 0) + err = sisfb_pan_var(ivideo, info, var); + if (err < 0) return err; info->var.xoffset = var->xoffset; diff --git a/drivers/video/sm501fb.c b/drivers/video/sm501fb.c index 87f0be1e78b5..2c9e9d3eb4ba 100644 --- a/drivers/video/sm501fb.c +++ b/drivers/video/sm501fb.c @@ -582,7 +582,7 @@ static int sm501fb_pan_crt(struct fb_var_screeninfo *var, { struct sm501fb_par *par = info->par; struct sm501fb_info *fbi = par->info; - unsigned int bytes_pixel = var->bits_per_pixel / 8; + unsigned int bytes_pixel = info->var.bits_per_pixel / 8; unsigned long reg; unsigned long xoffs; @@ -614,10 +614,10 @@ static int sm501fb_pan_pnl(struct fb_var_screeninfo *var, struct sm501fb_info *fbi = par->info; unsigned long reg; - reg = var->xoffset | (var->xres_virtual << 16); + reg = var->xoffset | (info->var.xres_virtual << 16); smc501_writel(reg, fbi->regs + SM501_DC_PANEL_FB_WIDTH); - reg = var->yoffset | (var->yres_virtual << 16); + reg = var->yoffset | (info->var.yres_virtual << 16); smc501_writel(reg, fbi->regs + SM501_DC_PANEL_FB_HEIGHT); sm501fb_sync_regs(fbi); diff --git a/drivers/video/tridentfb.c b/drivers/video/tridentfb.c index c6c77562839d..34cf019bba44 100644 --- a/drivers/video/tridentfb.c +++ b/drivers/video/tridentfb.c @@ -987,8 +987,8 @@ static int tridentfb_pan_display(struct fb_var_screeninfo *var, unsigned int offset; debug("enter\n"); - offset = (var->xoffset + (var->yoffset * var->xres_virtual)) - * var->bits_per_pixel / 32; + offset = (var->xoffset + (var->yoffset * info->var.xres_virtual)) + * info->var.bits_per_pixel / 32; set_screen_start(par, offset); debug("exit\n"); return 0; diff --git a/drivers/video/vfb.c b/drivers/video/vfb.c index bc67251f1a2f..bf2f78065cf9 100644 --- a/drivers/video/vfb.c +++ b/drivers/video/vfb.c @@ -395,8 +395,8 @@ static int vfb_pan_display(struct fb_var_screeninfo *var, || var->xoffset) return -EINVAL; } else { - if (var->xoffset + var->xres > info->var.xres_virtual || - var->yoffset + var->yres > info->var.yres_virtual) + if (var->xoffset + info->var.xres > info->var.xres_virtual || + var->yoffset + info->var.yres > info->var.yres_virtual) return -EINVAL; } info->var.xoffset = var->xoffset; diff --git a/drivers/video/vga16fb.c b/drivers/video/vga16fb.c index 305c975b1787..0267acd8dc83 100644 --- a/drivers/video/vga16fb.c +++ b/drivers/video/vga16fb.c @@ -207,7 +207,7 @@ static void vga16fb_pan_var(struct fb_info *info, * granularity if someone supports xoffset in bit resolution */ vga_io_r(VGA_IS1_RC); /* reset flip-flop */ vga_io_w(VGA_ATT_IW, VGA_ATC_PEL); - if (var->bits_per_pixel == 8) + if (info->var.bits_per_pixel == 8) vga_io_w(VGA_ATT_IW, (xoffset & 3) << 1); else vga_io_w(VGA_ATT_IW, xoffset & 7); diff --git a/drivers/video/vt8500lcdfb.c b/drivers/video/vt8500lcdfb.c index 0e120d67eb65..c13c246be9a5 100644 --- a/drivers/video/vt8500lcdfb.c +++ b/drivers/video/vt8500lcdfb.c @@ -210,8 +210,8 @@ static int vt8500lcd_pan_display(struct fb_var_screeninfo *var, struct vt8500lcd_info *fbi = to_vt8500lcd_info(info); writel((1 << 31) - | (((var->xres_virtual - var->xres) * pixlen / 4) << 20) - | (off >> 2), fbi->regbase + 0x20); + | (((info->var.xres_virtual - info->var.xres) * pixlen / 4) << 20) + | (off >> 2), fbi->regbase + 0x20); return 0; } diff --git a/drivers/video/vt8623fb.c b/drivers/video/vt8623fb.c index f9b3e3dc2421..4e74d262cf3e 100644 --- a/drivers/video/vt8623fb.c +++ b/drivers/video/vt8623fb.c @@ -620,13 +620,14 @@ static int vt8623fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *i unsigned int offset; /* Calculate the offset */ - if (var->bits_per_pixel == 0) { - offset = (var->yoffset / 16) * var->xres_virtual + var->xoffset; + if (info->var.bits_per_pixel == 0) { + offset = (var->yoffset / 16) * info->var.xres_virtual + + var->xoffset; offset = offset >> 3; } else { offset = (var->yoffset * info->fix.line_length) + - (var->xoffset * var->bits_per_pixel / 8); - offset = offset >> ((var->bits_per_pixel == 4) ? 2 : 1); + (var->xoffset * info->var.bits_per_pixel / 8); + offset = offset >> ((info->var.bits_per_pixel == 4) ? 2 : 1); } /* Set the offset */ diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 65ea21a97492..6e8c15a23201 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -147,9 +147,15 @@ void __init xen_swiotlb_init(int verbose) { unsigned long bytes; int rc; - - xen_io_tlb_nslabs = (64 * 1024 * 1024 >> IO_TLB_SHIFT); - xen_io_tlb_nslabs = ALIGN(xen_io_tlb_nslabs, IO_TLB_SEGSIZE); + unsigned long nr_tbl; + + nr_tbl = swioltb_nr_tbl(); + if (nr_tbl) + xen_io_tlb_nslabs = nr_tbl; + else { + xen_io_tlb_nslabs = (64 * 1024 * 1024 >> IO_TLB_SHIFT); + xen_io_tlb_nslabs = ALIGN(xen_io_tlb_nslabs, IO_TLB_SEGSIZE); + } bytes = xen_io_tlb_nslabs << IO_TLB_SHIFT; diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index d84089349c82..2e667868e0d2 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -1228,6 +1228,7 @@ static void reada_for_search(struct btrfs_root *root, u32 nr; u32 blocksize; u32 nscan = 0; + bool map = true; if (level != 1) return; @@ -1249,8 +1250,11 @@ static void reada_for_search(struct btrfs_root *root, nritems = btrfs_header_nritems(node); nr = slot; + if (node->map_token || path->skip_locking) + map = false; + while (1) { - if (!node->map_token) { + if (map && !node->map_token) { unsigned long offset = btrfs_node_key_ptr_offset(nr); map_private_extent_buffer(node, offset, sizeof(struct btrfs_key_ptr), @@ -1277,7 +1281,7 @@ static void reada_for_search(struct btrfs_root *root, if ((search <= target && target - search <= 65536) || (search > target && search - target <= 65536)) { gen = btrfs_node_ptr_generation(node, nr); - if (node->map_token) { + if (map && node->map_token) { unmap_extent_buffer(node, node->map_token, KM_USER1); node->map_token = NULL; @@ -1289,7 +1293,7 @@ static void reada_for_search(struct btrfs_root *root, if ((nread > 65536 || nscan > 32)) break; } - if (node->map_token) { + if (map && node->map_token) { unmap_extent_buffer(node, node->map_token, KM_USER1); node->map_token = NULL; } diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index a203d363184d..9f68c6898653 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -1668,8 +1668,6 @@ struct btrfs_root *open_ctree(struct super_block *sb, init_waitqueue_head(&fs_info->scrub_pause_wait); init_rwsem(&fs_info->scrub_super_lock); fs_info->scrub_workers_refcnt = 0; - btrfs_init_workers(&fs_info->scrub_workers, "scrub", - fs_info->thread_pool_size, &fs_info->generic_worker); sb->s_blocksize = 4096; sb->s_blocksize_bits = blksize_bits(4096); @@ -2911,9 +2909,8 @@ static int btrfs_destroy_delalloc_inodes(struct btrfs_root *root) INIT_LIST_HEAD(&splice); - list_splice_init(&root->fs_info->delalloc_inodes, &splice); - spin_lock(&root->fs_info->delalloc_lock); + list_splice_init(&root->fs_info->delalloc_inodes, &splice); while (!list_empty(&splice)) { btrfs_inode = list_entry(splice.next, struct btrfs_inode, diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 5b9b6b6df242..b42efc2ded51 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -3089,6 +3089,13 @@ alloc: } goto again; } + + /* + * If we have less pinned bytes than we want to allocate then + * don't bother committing the transaction, it won't help us. + */ + if (data_sinfo->bytes_pinned < bytes) + committed = 1; spin_unlock(&data_sinfo->lock); /* commit the current transaction and try again */ @@ -5211,9 +5218,7 @@ loop: * LOOP_NO_EMPTY_SIZE, set empty_size and empty_cluster to 0 and try * again */ - if (!ins->objectid && loop < LOOP_NO_EMPTY_SIZE && - (found_uncached_bg || empty_size || empty_cluster || - allowed_chunk_alloc)) { + if (!ins->objectid && loop < LOOP_NO_EMPTY_SIZE) { index = 0; if (loop == LOOP_FIND_IDEAL && found_uncached_bg) { found_uncached_bg = false; @@ -5253,32 +5258,36 @@ loop: goto search; } - if (loop < LOOP_CACHING_WAIT) { - loop++; - goto search; - } + loop++; if (loop == LOOP_ALLOC_CHUNK) { - empty_size = 0; - empty_cluster = 0; - } + if (allowed_chunk_alloc) { + ret = do_chunk_alloc(trans, root, num_bytes + + 2 * 1024 * 1024, data, + CHUNK_ALLOC_LIMITED); + allowed_chunk_alloc = 0; + if (ret == 1) + done_chunk_alloc = 1; + } else if (!done_chunk_alloc && + space_info->force_alloc == + CHUNK_ALLOC_NO_FORCE) { + space_info->force_alloc = CHUNK_ALLOC_LIMITED; + } - if (allowed_chunk_alloc) { - ret = do_chunk_alloc(trans, root, num_bytes + - 2 * 1024 * 1024, data, - CHUNK_ALLOC_LIMITED); - allowed_chunk_alloc = 0; - done_chunk_alloc = 1; - } else if (!done_chunk_alloc && - space_info->force_alloc == CHUNK_ALLOC_NO_FORCE) { - space_info->force_alloc = CHUNK_ALLOC_LIMITED; + /* + * We didn't allocate a chunk, go ahead and drop the + * empty size and loop again. + */ + if (!done_chunk_alloc) + loop = LOOP_NO_EMPTY_SIZE; } - if (loop < LOOP_NO_EMPTY_SIZE) { - loop++; - goto search; + if (loop == LOOP_NO_EMPTY_SIZE) { + empty_size = 0; + empty_cluster = 0; } - ret = -ENOSPC; + + goto search; } else if (!ins->objectid) { ret = -ENOSPC; } else if (ins->objectid) { diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h index 4e8445a4757c..a11a92ee2d30 100644 --- a/fs/btrfs/extent_io.h +++ b/fs/btrfs/extent_io.h @@ -126,9 +126,9 @@ struct extent_buffer { unsigned long map_len; struct page *first_page; unsigned long bflags; - atomic_t refs; struct list_head leak_list; struct rcu_head rcu_head; + atomic_t refs; /* the spinlock is used to protect most operations */ spinlock_t lock; diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index ad144736a5fd..9f985a429877 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -250,7 +250,7 @@ int __load_free_space_cache(struct btrfs_root *root, struct inode *inode, pgoff_t index = 0; unsigned long first_page_offset; int num_checksums; - int ret = 0, ret2; + int ret = 0; INIT_LIST_HEAD(&bitmaps); @@ -421,11 +421,10 @@ int __load_free_space_cache(struct btrfs_root *root, struct inode *inode, goto free_cache; } spin_lock(&ctl->tree_lock); - ret2 = link_free_space(ctl, e); + ret = link_free_space(ctl, e); ctl->total_bitmaps++; ctl->op->recalc_thresholds(ctl); spin_unlock(&ctl->tree_lock); - list_add_tail(&e->list, &bitmaps); if (ret) { printk(KERN_ERR "Duplicate entries in " "free space cache, dumping\n"); @@ -434,6 +433,7 @@ int __load_free_space_cache(struct btrfs_root *root, struct inode *inode, page_cache_release(page); goto free_cache; } + list_add_tail(&e->list, &bitmaps); } num_entries--; @@ -1417,6 +1417,23 @@ again: return 0; } +static u64 add_bytes_to_bitmap(struct btrfs_free_space_ctl *ctl, + struct btrfs_free_space *info, u64 offset, + u64 bytes) +{ + u64 bytes_to_set = 0; + u64 end; + + end = info->offset + (u64)(BITS_PER_BITMAP * ctl->unit); + + bytes_to_set = min(end - offset, bytes); + + bitmap_set_bits(ctl, info, offset, bytes_to_set); + + return bytes_to_set; + +} + static bool use_bitmap(struct btrfs_free_space_ctl *ctl, struct btrfs_free_space *info) { @@ -1453,12 +1470,18 @@ static bool use_bitmap(struct btrfs_free_space_ctl *ctl, return true; } +static struct btrfs_free_space_op free_space_op = { + .recalc_thresholds = recalculate_thresholds, + .use_bitmap = use_bitmap, +}; + static int insert_into_bitmap(struct btrfs_free_space_ctl *ctl, struct btrfs_free_space *info) { struct btrfs_free_space *bitmap_info; + struct btrfs_block_group_cache *block_group = NULL; int added = 0; - u64 bytes, offset, end; + u64 bytes, offset, bytes_added; int ret; bytes = info->bytes; @@ -1467,7 +1490,49 @@ static int insert_into_bitmap(struct btrfs_free_space_ctl *ctl, if (!ctl->op->use_bitmap(ctl, info)) return 0; + if (ctl->op == &free_space_op) + block_group = ctl->private; again: + /* + * Since we link bitmaps right into the cluster we need to see if we + * have a cluster here, and if so and it has our bitmap we need to add + * the free space to that bitmap. + */ + if (block_group && !list_empty(&block_group->cluster_list)) { + struct btrfs_free_cluster *cluster; + struct rb_node *node; + struct btrfs_free_space *entry; + + cluster = list_entry(block_group->cluster_list.next, + struct btrfs_free_cluster, + block_group_list); + spin_lock(&cluster->lock); + node = rb_first(&cluster->root); + if (!node) { + spin_unlock(&cluster->lock); + goto no_cluster_bitmap; + } + + entry = rb_entry(node, struct btrfs_free_space, offset_index); + if (!entry->bitmap) { + spin_unlock(&cluster->lock); + goto no_cluster_bitmap; + } + + if (entry->offset == offset_to_bitmap(ctl, offset)) { + bytes_added = add_bytes_to_bitmap(ctl, entry, + offset, bytes); + bytes -= bytes_added; + offset += bytes_added; + } + spin_unlock(&cluster->lock); + if (!bytes) { + ret = 1; + goto out; + } + } + +no_cluster_bitmap: bitmap_info = tree_search_offset(ctl, offset_to_bitmap(ctl, offset), 1, 0); if (!bitmap_info) { @@ -1475,19 +1540,10 @@ again: goto new_bitmap; } - end = bitmap_info->offset + (u64)(BITS_PER_BITMAP * ctl->unit); - - if (offset >= bitmap_info->offset && offset + bytes > end) { - bitmap_set_bits(ctl, bitmap_info, offset, end - offset); - bytes -= end - offset; - offset = end; - added = 0; - } else if (offset >= bitmap_info->offset && offset + bytes <= end) { - bitmap_set_bits(ctl, bitmap_info, offset, bytes); - bytes = 0; - } else { - BUG(); - } + bytes_added = add_bytes_to_bitmap(ctl, bitmap_info, offset, bytes); + bytes -= bytes_added; + offset += bytes_added; + added = 0; if (!bytes) { ret = 1; @@ -1766,11 +1822,6 @@ void btrfs_dump_free_space(struct btrfs_block_group_cache *block_group, "\n", count); } -static struct btrfs_free_space_op free_space_op = { - .recalc_thresholds = recalculate_thresholds, - .use_bitmap = use_bitmap, -}; - void btrfs_init_free_space_ctl(struct btrfs_block_group_cache *block_group) { struct btrfs_free_space_ctl *ctl = block_group->free_space_ctl; @@ -2142,9 +2193,11 @@ again: /* * This searches the block group for just extents to fill the cluster with. */ -static int setup_cluster_no_bitmap(struct btrfs_block_group_cache *block_group, - struct btrfs_free_cluster *cluster, - u64 offset, u64 bytes, u64 min_bytes) +static noinline int +setup_cluster_no_bitmap(struct btrfs_block_group_cache *block_group, + struct btrfs_free_cluster *cluster, + struct list_head *bitmaps, u64 offset, u64 bytes, + u64 min_bytes) { struct btrfs_free_space_ctl *ctl = block_group->free_space_ctl; struct btrfs_free_space *first = NULL; @@ -2166,6 +2219,8 @@ static int setup_cluster_no_bitmap(struct btrfs_block_group_cache *block_group, * extent entry. */ while (entry->bitmap) { + if (list_empty(&entry->list)) + list_add_tail(&entry->list, bitmaps); node = rb_next(&entry->offset_index); if (!node) return -ENOSPC; @@ -2185,8 +2240,12 @@ static int setup_cluster_no_bitmap(struct btrfs_block_group_cache *block_group, return -ENOSPC; entry = rb_entry(node, struct btrfs_free_space, offset_index); - if (entry->bitmap) + if (entry->bitmap) { + if (list_empty(&entry->list)) + list_add_tail(&entry->list, bitmaps); continue; + } + /* * we haven't filled the empty size and the window is * very large. reset and try again @@ -2238,9 +2297,11 @@ static int setup_cluster_no_bitmap(struct btrfs_block_group_cache *block_group, * This specifically looks for bitmaps that may work in the cluster, we assume * that we have already failed to find extents that will work. */ -static int setup_cluster_bitmap(struct btrfs_block_group_cache *block_group, - struct btrfs_free_cluster *cluster, - u64 offset, u64 bytes, u64 min_bytes) +static noinline int +setup_cluster_bitmap(struct btrfs_block_group_cache *block_group, + struct btrfs_free_cluster *cluster, + struct list_head *bitmaps, u64 offset, u64 bytes, + u64 min_bytes) { struct btrfs_free_space_ctl *ctl = block_group->free_space_ctl; struct btrfs_free_space *entry; @@ -2250,10 +2311,39 @@ static int setup_cluster_bitmap(struct btrfs_block_group_cache *block_group, if (ctl->total_bitmaps == 0) return -ENOSPC; + /* + * First check our cached list of bitmaps and see if there is an entry + * here that will work. + */ + list_for_each_entry(entry, bitmaps, list) { + if (entry->bytes < min_bytes) + continue; + ret = btrfs_bitmap_cluster(block_group, entry, cluster, offset, + bytes, min_bytes); + if (!ret) + return 0; + } + + /* + * If we do have entries on our list and we are here then we didn't find + * anything, so go ahead and get the next entry after the last entry in + * this list and start the search from there. + */ + if (!list_empty(bitmaps)) { + entry = list_entry(bitmaps->prev, struct btrfs_free_space, + list); + node = rb_next(&entry->offset_index); + if (!node) + return -ENOSPC; + entry = rb_entry(node, struct btrfs_free_space, offset_index); + goto search; + } + entry = tree_search_offset(ctl, offset_to_bitmap(ctl, offset), 0, 1); if (!entry) return -ENOSPC; +search: node = &entry->offset_index; do { entry = rb_entry(node, struct btrfs_free_space, offset_index); @@ -2284,6 +2374,8 @@ int btrfs_find_space_cluster(struct btrfs_trans_handle *trans, u64 offset, u64 bytes, u64 empty_size) { struct btrfs_free_space_ctl *ctl = block_group->free_space_ctl; + struct list_head bitmaps; + struct btrfs_free_space *entry, *tmp; u64 min_bytes; int ret; @@ -2322,11 +2414,16 @@ int btrfs_find_space_cluster(struct btrfs_trans_handle *trans, goto out; } - ret = setup_cluster_no_bitmap(block_group, cluster, offset, bytes, - min_bytes); + INIT_LIST_HEAD(&bitmaps); + ret = setup_cluster_no_bitmap(block_group, cluster, &bitmaps, offset, + bytes, min_bytes); if (ret) - ret = setup_cluster_bitmap(block_group, cluster, offset, - bytes, min_bytes); + ret = setup_cluster_bitmap(block_group, cluster, &bitmaps, + offset, bytes, min_bytes); + + /* Clear our temporary list */ + list_for_each_entry_safe(entry, tmp, &bitmaps, list) + list_del_init(&entry->list); if (!ret) { atomic_inc(&block_group->count); diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index ebf95f7a44d6..751ddf8fc58a 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -1986,7 +1986,7 @@ static int btrfs_readpage_end_io_hook(struct page *page, u64 start, u64 end, } if (BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM) - return 0; + goto good; if (root->root_key.objectid == BTRFS_DATA_RELOC_TREE_OBJECTID && test_range_bit(io_tree, start, end, EXTENT_NODATASUM, 1, NULL)) { @@ -3646,7 +3646,7 @@ void btrfs_evict_inode(struct inode *inode) btrfs_i_size_write(inode, 0); while (1) { - trans = btrfs_start_transaction(root, 0); + trans = btrfs_join_transaction(root); BUG_ON(IS_ERR(trans)); trans->block_rsv = root->orphan_block_rsv; diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index ac37040e426a..b793d112d1f6 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -2054,29 +2054,34 @@ static long btrfs_ioctl_rm_dev(struct btrfs_root *root, void __user *arg) static long btrfs_ioctl_fs_info(struct btrfs_root *root, void __user *arg) { - struct btrfs_ioctl_fs_info_args fi_args; + struct btrfs_ioctl_fs_info_args *fi_args; struct btrfs_device *device; struct btrfs_device *next; struct btrfs_fs_devices *fs_devices = root->fs_info->fs_devices; + int ret = 0; if (!capable(CAP_SYS_ADMIN)) return -EPERM; - fi_args.num_devices = fs_devices->num_devices; - fi_args.max_id = 0; - memcpy(&fi_args.fsid, root->fs_info->fsid, sizeof(fi_args.fsid)); + fi_args = kzalloc(sizeof(*fi_args), GFP_KERNEL); + if (!fi_args) + return -ENOMEM; + + fi_args->num_devices = fs_devices->num_devices; + memcpy(&fi_args->fsid, root->fs_info->fsid, sizeof(fi_args->fsid)); mutex_lock(&fs_devices->device_list_mutex); list_for_each_entry_safe(device, next, &fs_devices->devices, dev_list) { - if (device->devid > fi_args.max_id) - fi_args.max_id = device->devid; + if (device->devid > fi_args->max_id) + fi_args->max_id = device->devid; } mutex_unlock(&fs_devices->device_list_mutex); - if (copy_to_user(arg, &fi_args, sizeof(fi_args))) - return -EFAULT; + if (copy_to_user(arg, fi_args, sizeof(*fi_args))) + ret = -EFAULT; - return 0; + kfree(fi_args); + return ret; } static long btrfs_ioctl_dev_info(struct btrfs_root *root, void __user *arg) diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index df50fd1eca8f..a8d03d5efb5d 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -16,13 +16,7 @@ * Boston, MA 021110-1307, USA. */ -#include <linux/sched.h> -#include <linux/pagemap.h> -#include <linux/writeback.h> #include <linux/blkdev.h> -#include <linux/rbtree.h> -#include <linux/slab.h> -#include <linux/workqueue.h> #include "ctree.h" #include "volumes.h" #include "disk-io.h" @@ -804,18 +798,12 @@ static noinline_for_stack int scrub_stripe(struct scrub_dev *sdev, ret = btrfs_search_slot(NULL, root, &key, path, 0, 0); if (ret < 0) - goto out; - - l = path->nodes[0]; - slot = path->slots[0]; - btrfs_item_key_to_cpu(l, &key, slot); - if (key.objectid != logical) { - ret = btrfs_previous_item(root, path, 0, - BTRFS_EXTENT_ITEM_KEY); - if (ret < 0) - goto out; - } + goto out_noplug; + /* + * we might miss half an extent here, but that doesn't matter, + * as it's only the prefetch + */ while (1) { l = path->nodes[0]; slot = path->slots[0]; @@ -824,7 +812,7 @@ static noinline_for_stack int scrub_stripe(struct scrub_dev *sdev, if (ret == 0) continue; if (ret < 0) - goto out; + goto out_noplug; break; } @@ -906,15 +894,20 @@ again: ret = btrfs_search_slot(NULL, root, &key, path, 0, 0); if (ret < 0) goto out; - - l = path->nodes[0]; - slot = path->slots[0]; - btrfs_item_key_to_cpu(l, &key, slot); - if (key.objectid != logical) { + if (ret > 0) { ret = btrfs_previous_item(root, path, 0, BTRFS_EXTENT_ITEM_KEY); if (ret < 0) goto out; + if (ret > 0) { + /* there's no smaller item, so stick with the + * larger one */ + btrfs_release_path(path); + ret = btrfs_search_slot(NULL, root, &key, + path, 0, 0); + if (ret < 0) + goto out; + } } while (1) { @@ -989,6 +982,7 @@ next: out: blk_finish_plug(&plug); +out_noplug: btrfs_free_path(path); return ret < 0 ? ret : 0; } @@ -1064,8 +1058,15 @@ int scrub_enumerate_chunks(struct scrub_dev *sdev, u64 start, u64 end) while (1) { ret = btrfs_search_slot(NULL, root, &key, path, 0, 0); if (ret < 0) - goto out; - ret = 0; + break; + if (ret > 0) { + if (path->slots[0] >= + btrfs_header_nritems(path->nodes[0])) { + ret = btrfs_next_leaf(root, path); + if (ret) + break; + } + } l = path->nodes[0]; slot = path->slots[0]; @@ -1075,7 +1076,7 @@ int scrub_enumerate_chunks(struct scrub_dev *sdev, u64 start, u64 end) if (found_key.objectid != sdev->dev->devid) break; - if (btrfs_key_type(&key) != BTRFS_DEV_EXTENT_KEY) + if (btrfs_key_type(&found_key) != BTRFS_DEV_EXTENT_KEY) break; if (found_key.offset >= end) @@ -1104,7 +1105,7 @@ int scrub_enumerate_chunks(struct scrub_dev *sdev, u64 start, u64 end) cache = btrfs_lookup_block_group(fs_info, chunk_offset); if (!cache) { ret = -ENOENT; - goto out; + break; } ret = scrub_chunk(sdev, chunk_tree, chunk_objectid, chunk_offset, length); @@ -1116,9 +1117,13 @@ int scrub_enumerate_chunks(struct scrub_dev *sdev, u64 start, u64 end) btrfs_release_path(path); } -out: btrfs_free_path(path); - return ret; + + /* + * ret can still be 1 from search_slot or next_leaf, + * that's not an error + */ + return ret < 0 ? ret : 0; } static noinline_for_stack int scrub_supers(struct scrub_dev *sdev) @@ -1155,8 +1160,12 @@ static noinline_for_stack int scrub_workers_get(struct btrfs_root *root) struct btrfs_fs_info *fs_info = root->fs_info; mutex_lock(&fs_info->scrub_lock); - if (fs_info->scrub_workers_refcnt == 0) + if (fs_info->scrub_workers_refcnt == 0) { + btrfs_init_workers(&fs_info->scrub_workers, "scrub", + fs_info->thread_pool_size, &fs_info->generic_worker); + fs_info->scrub_workers.idle_thresh = 4; btrfs_start_workers(&fs_info->scrub_workers, 1); + } ++fs_info->scrub_workers_refcnt; mutex_unlock(&fs_info->scrub_lock); diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index dd719662340e..2b3590b9fe98 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -349,7 +349,7 @@ int btrfs_wait_for_commit(struct btrfs_root *root, u64 transid) list) { if (t->in_commit) { if (t->commit_done) - goto out; + break; cur_trans = t; atomic_inc(&cur_trans->use_count); break; @@ -1118,8 +1118,11 @@ int btrfs_commit_transaction_async(struct btrfs_trans_handle *trans, wait_current_trans_commit_start_and_unblock(root, cur_trans); else wait_current_trans_commit_start(root, cur_trans); - put_transaction(cur_trans); + if (current->journal_info == trans) + current->journal_info = NULL; + + put_transaction(cur_trans); return 0; } diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index da541dfca2e3..1efa56e18f9b 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -689,12 +689,8 @@ int btrfs_scan_one_device(const char *path, fmode_t flags, void *holder, transid = btrfs_super_generation(disk_super); if (disk_super->label[0]) printk(KERN_INFO "device label %s ", disk_super->label); - else { - /* FIXME, make a readl uuid parser */ - printk(KERN_INFO "device fsid %llx-%llx ", - *(unsigned long long *)disk_super->fsid, - *(unsigned long long *)(disk_super->fsid + 8)); - } + else + printk(KERN_INFO "device fsid %pU ", disk_super->fsid); printk(KERN_CONT "devid %llu transid %llu %s\n", (unsigned long long)devid, (unsigned long long)transid, path); ret = device_list_add(path, disk_super, devid, fs_devices_ret); diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c index 33da49dc3cc6..5a3953db8118 100644 --- a/fs/ceph/addr.c +++ b/fs/ceph/addr.c @@ -453,7 +453,7 @@ static int ceph_writepage(struct page *page, struct writeback_control *wbc) int err; struct inode *inode = page->mapping->host; BUG_ON(!inode); - igrab(inode); + ihold(inode); err = writepage_nounlock(page, wbc); unlock_page(page); iput(inode); diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index 1f72b00447c4..f605753c8fe9 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -2940,14 +2940,12 @@ void ceph_flush_dirty_caps(struct ceph_mds_client *mdsc) while (!list_empty(&mdsc->cap_dirty)) { ci = list_first_entry(&mdsc->cap_dirty, struct ceph_inode_info, i_dirty_item); - inode = igrab(&ci->vfs_inode); + inode = &ci->vfs_inode; + ihold(inode); dout("flush_dirty_caps %p\n", inode); spin_unlock(&mdsc->cap_dirty_lock); - if (inode) { - ceph_check_caps(ci, CHECK_CAPS_NODELAY|CHECK_CAPS_FLUSH, - NULL); - iput(inode); - } + ceph_check_caps(ci, CHECK_CAPS_NODELAY|CHECK_CAPS_FLUSH, NULL); + iput(inode); spin_lock(&mdsc->cap_dirty_lock); } spin_unlock(&mdsc->cap_dirty_lock); diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index 33729e822bb9..ef8f08c343e8 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -308,7 +308,8 @@ more: req = ceph_mdsc_create_request(mdsc, op, USE_AUTH_MDS); if (IS_ERR(req)) return PTR_ERR(req); - req->r_inode = igrab(inode); + req->r_inode = inode; + ihold(inode); req->r_dentry = dget(filp->f_dentry); /* hints to request -> mds selection code */ req->r_direct_mode = USE_AUTH_MDS; @@ -787,10 +788,12 @@ static int ceph_link(struct dentry *old_dentry, struct inode *dir, req->r_dentry_drop = CEPH_CAP_FILE_SHARED; req->r_dentry_unless = CEPH_CAP_FILE_EXCL; err = ceph_mdsc_do_request(mdsc, dir, req); - if (err) + if (err) { d_drop(dentry); - else if (!req->r_reply_info.head->is_dentry) - d_instantiate(dentry, igrab(old_dentry->d_inode)); + } else if (!req->r_reply_info.head->is_dentry) { + ihold(old_dentry->d_inode); + d_instantiate(dentry, old_dentry->d_inode); + } ceph_mdsc_put_request(req); return err; } diff --git a/fs/ceph/export.c b/fs/ceph/export.c index a610d3d67488..f67b687550de 100644 --- a/fs/ceph/export.c +++ b/fs/ceph/export.c @@ -109,7 +109,7 @@ static struct dentry *__fh_to_dentry(struct super_block *sb, err = ceph_mdsc_do_request(mdsc, NULL, req); inode = req->r_target_inode; if (inode) - igrab(inode); + ihold(inode); ceph_mdsc_put_request(req); if (!inode) return ERR_PTR(-ESTALE); @@ -167,7 +167,7 @@ static struct dentry *__cfh_to_dentry(struct super_block *sb, err = ceph_mdsc_do_request(mdsc, NULL, req); inode = req->r_target_inode; if (inode) - igrab(inode); + ihold(inode); ceph_mdsc_put_request(req); if (!inode) return ERR_PTR(err ? err : -ESTALE); diff --git a/fs/ceph/file.c b/fs/ceph/file.c index 203252d88d9f..9542f07d0b93 100644 --- a/fs/ceph/file.c +++ b/fs/ceph/file.c @@ -191,7 +191,8 @@ int ceph_open(struct inode *inode, struct file *file) err = PTR_ERR(req); goto out; } - req->r_inode = igrab(inode); + req->r_inode = inode; + ihold(inode); req->r_num_caps = 1; err = ceph_mdsc_do_request(mdsc, parent_inode, req); if (!err) @@ -282,7 +283,7 @@ int ceph_release(struct inode *inode, struct file *file) static int striped_read(struct inode *inode, u64 off, u64 len, struct page **pages, int num_pages, - int *checkeof, bool align_to_pages, + int *checkeof, bool o_direct, unsigned long buf_align) { struct ceph_fs_client *fsc = ceph_inode_to_client(inode); @@ -307,7 +308,7 @@ static int striped_read(struct inode *inode, io_align = off & ~PAGE_MASK; more: - if (align_to_pages) + if (o_direct) page_align = (pos - io_align + buf_align) & ~PAGE_MASK; else page_align = pos & ~PAGE_MASK; @@ -317,10 +318,10 @@ more: ci->i_truncate_seq, ci->i_truncate_size, page_pos, pages_left, page_align); - hit_stripe = this_len < left; - was_short = ret >= 0 && ret < this_len; if (ret == -ENOENT) ret = 0; + hit_stripe = this_len < left; + was_short = ret >= 0 && ret < this_len; dout("striped_read %llu~%u (read %u) got %d%s%s\n", pos, left, read, ret, hit_stripe ? " HITSTRIPE" : "", was_short ? " SHORT" : ""); @@ -345,20 +346,22 @@ more: } if (was_short) { - /* was original extent fully inside i_size? */ - if (pos + left <= inode->i_size) { - dout("zero tail\n"); - ceph_zero_page_vector_range(page_off + read, len - read, + /* did we bounce off eof? */ + if (pos + left > inode->i_size) + *checkeof = 1; + + /* zero trailing bytes (inside i_size) */ + if (left > 0 && pos < inode->i_size) { + if (pos + left > inode->i_size) + left = inode->i_size - pos; + + dout("zero tail %d\n", left); + ceph_zero_page_vector_range(page_off + read, left, pages); - read = len; - goto out; + read += left; } - - /* check i_size */ - *checkeof = 1; } -out: if (ret >= 0) ret = read; dout("striped_read returns %d\n", ret); @@ -658,7 +661,7 @@ out: /* hit EOF or hole? */ if (statret == 0 && *ppos < inode->i_size) { - dout("aio_read sync_read hit hole, reading more\n"); + dout("aio_read sync_read hit hole, ppos %lld < size %lld, reading more\n", *ppos, inode->i_size); read += ret; base += ret; len -= ret; diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index 70b6a4839c38..d8858e96ab18 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -1101,10 +1101,10 @@ int ceph_fill_trace(struct super_block *sb, struct ceph_mds_request *req, goto done; } req->r_dentry = dn; /* may have spliced */ - igrab(in); + ihold(in); } else if (ceph_ino(in) == vino.ino && ceph_snap(in) == vino.snap) { - igrab(in); + ihold(in); } else { dout(" %p links to %p %llx.%llx, not %llx.%llx\n", dn, in, ceph_ino(in), ceph_snap(in), @@ -1144,7 +1144,7 @@ int ceph_fill_trace(struct super_block *sb, struct ceph_mds_request *req, goto done; } req->r_dentry = dn; /* may have spliced */ - igrab(in); + ihold(in); rinfo->head->is_dentry = 1; /* fool notrace handlers */ } @@ -1328,7 +1328,7 @@ void ceph_queue_writeback(struct inode *inode) if (queue_work(ceph_inode_to_client(inode)->wb_wq, &ceph_inode(inode)->i_wb_work)) { dout("ceph_queue_writeback %p\n", inode); - igrab(inode); + ihold(inode); } else { dout("ceph_queue_writeback %p failed\n", inode); } @@ -1353,7 +1353,7 @@ void ceph_queue_invalidate(struct inode *inode) if (queue_work(ceph_inode_to_client(inode)->pg_inv_wq, &ceph_inode(inode)->i_pg_inv_work)) { dout("ceph_queue_invalidate %p\n", inode); - igrab(inode); + ihold(inode); } else { dout("ceph_queue_invalidate %p failed\n", inode); } @@ -1477,7 +1477,7 @@ void ceph_queue_vmtruncate(struct inode *inode) if (queue_work(ceph_sb_to_client(inode->i_sb)->trunc_wq, &ci->i_vmtruncate_work)) { dout("ceph_queue_vmtruncate %p\n", inode); - igrab(inode); + ihold(inode); } else { dout("ceph_queue_vmtruncate %p failed, pending=%d\n", inode, ci->i_truncate_pending); @@ -1738,7 +1738,8 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr) __mark_inode_dirty(inode, inode_dirty_flags); if (mask) { - req->r_inode = igrab(inode); + req->r_inode = inode; + ihold(inode); req->r_inode_drop = release; req->r_args.setattr.mask = cpu_to_le32(mask); req->r_num_caps = 1; @@ -1779,7 +1780,8 @@ int ceph_do_getattr(struct inode *inode, int mask) req = ceph_mdsc_create_request(mdsc, CEPH_MDS_OP_GETATTR, USE_ANY_MDS); if (IS_ERR(req)) return PTR_ERR(req); - req->r_inode = igrab(inode); + req->r_inode = inode; + ihold(inode); req->r_num_caps = 1; req->r_args.getattr.mask = cpu_to_le32(mask); err = ceph_mdsc_do_request(mdsc, NULL, req); diff --git a/fs/ceph/ioctl.c b/fs/ceph/ioctl.c index 8888c9ba68db..ef0b5f48e13a 100644 --- a/fs/ceph/ioctl.c +++ b/fs/ceph/ioctl.c @@ -73,7 +73,8 @@ static long ceph_ioctl_set_layout(struct file *file, void __user *arg) USE_AUTH_MDS); if (IS_ERR(req)) return PTR_ERR(req); - req->r_inode = igrab(inode); + req->r_inode = inode; + ihold(inode); req->r_inode_drop = CEPH_CAP_FILE_SHARED | CEPH_CAP_FILE_EXCL; req->r_args.setlayout.layout.fl_stripe_unit = @@ -135,7 +136,8 @@ static long ceph_ioctl_set_layout_policy (struct file *file, void __user *arg) if (IS_ERR(req)) return PTR_ERR(req); - req->r_inode = igrab(inode); + req->r_inode = inode; + ihold(inode); req->r_args.setlayout.layout.fl_stripe_unit = cpu_to_le32(l.stripe_unit); diff --git a/fs/ceph/locks.c b/fs/ceph/locks.c index 476b329867d4..80576d05d687 100644 --- a/fs/ceph/locks.c +++ b/fs/ceph/locks.c @@ -23,7 +23,8 @@ static int ceph_lock_message(u8 lock_type, u16 operation, struct file *file, req = ceph_mdsc_create_request(mdsc, operation, USE_AUTH_MDS); if (IS_ERR(req)) return PTR_ERR(req); - req->r_inode = igrab(inode); + req->r_inode = inode; + ihold(inode); /* mds requires start and length rather than start and end */ if (LLONG_MAX == fl->fl_end) @@ -32,11 +33,10 @@ static int ceph_lock_message(u8 lock_type, u16 operation, struct file *file, length = fl->fl_end - fl->fl_start + 1; dout("ceph_lock_message: rule: %d, op: %d, pid: %llu, start: %llu, " - "length: %llu, wait: %d, type`: %d", (int)lock_type, + "length: %llu, wait: %d, type: %d", (int)lock_type, (int)operation, (u64)fl->fl_pid, fl->fl_start, length, wait, fl->fl_type); - req->r_args.filelock_change.rule = lock_type; req->r_args.filelock_change.type = cmd; req->r_args.filelock_change.pid = cpu_to_le64((u64)fl->fl_pid); @@ -70,7 +70,7 @@ static int ceph_lock_message(u8 lock_type, u16 operation, struct file *file, } ceph_mdsc_put_request(req); dout("ceph_lock_message: rule: %d, op: %d, pid: %llu, start: %llu, " - "length: %llu, wait: %d, type`: %d, err code %d", (int)lock_type, + "length: %llu, wait: %d, type: %d, err code %d", (int)lock_type, (int)operation, (u64)fl->fl_pid, fl->fl_start, length, wait, fl->fl_type, err); return err; @@ -109,16 +109,20 @@ int ceph_lock(struct file *file, int cmd, struct file_lock *fl) dout("mds locked, locking locally"); err = posix_lock_file(file, fl, NULL); if (err && (CEPH_MDS_OP_SETFILELOCK == op)) { - /* undo! This should only happen if the kernel detects - * local deadlock. */ + /* undo! This should only happen if + * the kernel detects local + * deadlock. */ ceph_lock_message(CEPH_LOCK_FCNTL, op, file, CEPH_LOCK_UNLOCK, 0, fl); - dout("got %d on posix_lock_file, undid lock", err); + dout("got %d on posix_lock_file, undid lock", + err); } } - } else { - dout("mds returned error code %d", err); + } else if (err == -ERESTARTSYS) { + dout("undoing lock\n"); + ceph_lock_message(CEPH_LOCK_FCNTL, op, file, + CEPH_LOCK_UNLOCK, 0, fl); } return err; } @@ -155,8 +159,11 @@ int ceph_flock(struct file *file, int cmd, struct file_lock *fl) file, CEPH_LOCK_UNLOCK, 0, fl); dout("got %d on flock_lock_file_wait, undid lock", err); } - } else { - dout("mds error code %d", err); + } else if (err == -ERESTARTSYS) { + dout("undoing lock\n"); + ceph_lock_message(CEPH_LOCK_FLOCK, + CEPH_MDS_OP_SETFILELOCK, + file, CEPH_LOCK_UNLOCK, 0, fl); } return err; } diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c index 24067d68a554..54b14de2e729 100644 --- a/fs/ceph/snap.c +++ b/fs/ceph/snap.c @@ -722,7 +722,7 @@ static void flush_snaps(struct ceph_mds_client *mdsc) ci = list_first_entry(&mdsc->snap_flush_list, struct ceph_inode_info, i_snap_flush_item); inode = &ci->vfs_inode; - igrab(inode); + ihold(inode); spin_unlock(&mdsc->snap_flush_lock); spin_lock(&inode->i_lock); __ceph_flush_snaps(ci, &session, 0); diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c index f2b628696180..f42d730f1b66 100644 --- a/fs/ceph/xattr.c +++ b/fs/ceph/xattr.c @@ -665,7 +665,8 @@ static int ceph_sync_setxattr(struct dentry *dentry, const char *name, err = PTR_ERR(req); goto out; } - req->r_inode = igrab(inode); + req->r_inode = inode; + ihold(inode); req->r_inode_drop = CEPH_CAP_XATTR_SHARED; req->r_num_caps = 1; req->r_args.setxattr.flags = cpu_to_le32(flags); @@ -795,7 +796,8 @@ static int ceph_send_removexattr(struct dentry *dentry, const char *name) USE_AUTH_MDS); if (IS_ERR(req)) return PTR_ERR(req); - req->r_inode = igrab(inode); + req->r_inode = inode; + ihold(inode); req->r_inode_drop = CEPH_CAP_XATTR_SHARED; req->r_num_caps = 1; req->r_path2 = kstrdup(name, GFP_NOFS); diff --git a/fs/cifs/cache.c b/fs/cifs/cache.c index dd8584d35a14..545509c3313b 100644 --- a/fs/cifs/cache.c +++ b/fs/cifs/cache.c @@ -92,7 +92,7 @@ static uint16_t cifs_server_get_key(const void *cookie_netfs_data, break; default: - cERROR(1, "CIFS: Unknown network family '%d'", sa->sa_family); + cERROR(1, "Unknown network family '%d'", sa->sa_family); key_len = 0; break; } @@ -152,7 +152,7 @@ static uint16_t cifs_super_get_key(const void *cookie_netfs_data, void *buffer, sharename = extract_sharename(tcon->treeName); if (IS_ERR(sharename)) { - cFYI(1, "CIFS: couldn't extract sharename\n"); + cFYI(1, "%s: couldn't extract sharename\n", __func__); sharename = NULL; return 0; } @@ -302,7 +302,7 @@ static void cifs_fscache_inode_now_uncached(void *cookie_netfs_data) pagevec_init(&pvec, 0); first = 0; - cFYI(1, "cifs inode 0x%p now uncached", cifsi); + cFYI(1, "%s: cifs inode 0x%p now uncached", __func__, cifsi); for (;;) { nr_pages = pagevec_lookup(&pvec, diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 989442dcfb45..e9def996e383 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -352,6 +352,37 @@ cifs_show_address(struct seq_file *s, struct TCP_Server_Info *server) } } +static void +cifs_show_security(struct seq_file *s, struct TCP_Server_Info *server) +{ + seq_printf(s, ",sec="); + + switch (server->secType) { + case LANMAN: + seq_printf(s, "lanman"); + break; + case NTLMv2: + seq_printf(s, "ntlmv2"); + break; + case NTLM: + seq_printf(s, "ntlm"); + break; + case Kerberos: + seq_printf(s, "krb5"); + break; + case RawNTLMSSP: + seq_printf(s, "ntlmssp"); + break; + default: + /* shouldn't ever happen */ + seq_printf(s, "unknown"); + break; + } + + if (server->sec_mode & (SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) + seq_printf(s, "i"); +} + /* * cifs_show_options() is for displaying mount options in /proc/mounts. * Not all settable options are displayed but most of the important @@ -365,6 +396,8 @@ cifs_show_options(struct seq_file *s, struct vfsmount *m) struct sockaddr *srcaddr; srcaddr = (struct sockaddr *)&tcon->ses->server->srcaddr; + cifs_show_security(s, tcon->ses->server); + seq_printf(s, ",unc=%s", tcon->treeName); if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MULTIUSER) diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h index 64313f778ebf..0900e1658c96 100644 --- a/fs/cifs/cifsfs.h +++ b/fs/cifs/cifsfs.h @@ -129,5 +129,5 @@ extern long cifs_ioctl(struct file *filep, unsigned int cmd, unsigned long arg); extern const struct export_operations cifs_export_ops; #endif /* CIFS_NFSD_EXPORT */ -#define CIFS_VERSION "1.72" +#define CIFS_VERSION "1.73" #endif /* _CIFSFS_H */ diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index bb659eb73810..12cf72dd0c42 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -152,7 +152,7 @@ cifs_reconnect(struct TCP_Server_Info *server) mid_entry->callback(mid_entry); } - while (server->tcpStatus == CifsNeedReconnect) { + do { try_to_freeze(); /* we should try only the port we connected to before */ @@ -167,7 +167,7 @@ cifs_reconnect(struct TCP_Server_Info *server) server->tcpStatus = CifsNeedNegotiate; spin_unlock(&GlobalMid_Lock); } - } + } while (server->tcpStatus == CifsNeedReconnect); return rc; } @@ -2149,7 +2149,10 @@ cifs_put_tlink(struct tcon_link *tlink) } static inline struct tcon_link * -cifs_sb_master_tlink(struct cifs_sb_info *cifs_sb); +cifs_sb_master_tlink(struct cifs_sb_info *cifs_sb) +{ + return cifs_sb->master_tlink; +} static int compare_mount_options(struct super_block *sb, struct cifs_mnt_data *mnt_data) @@ -3171,6 +3174,10 @@ out: return rc; } +/* + * Issue a TREE_CONNECT request. Note that for IPC$ shares, that the tcon + * pointer may be NULL. + */ int CIFSTCon(unsigned int xid, struct cifs_ses *ses, const char *tree, struct cifs_tcon *tcon, @@ -3205,7 +3212,7 @@ CIFSTCon(unsigned int xid, struct cifs_ses *ses, pSMB->AndXCommand = 0xFF; pSMB->Flags = cpu_to_le16(TCON_EXTENDED_SECINFO); bcc_ptr = &pSMB->Password[0]; - if ((ses->server->sec_mode) & SECMODE_USER) { + if (!tcon || (ses->server->sec_mode & SECMODE_USER)) { pSMB->PasswordLength = cpu_to_le16(1); /* minimum */ *bcc_ptr = 0; /* password is null byte */ bcc_ptr++; /* skip password */ @@ -3371,7 +3378,7 @@ int cifs_negotiate_protocol(unsigned int xid, struct cifs_ses *ses) } if (rc == 0) { spin_lock(&GlobalMid_Lock); - if (server->tcpStatus != CifsExiting) + if (server->tcpStatus == CifsNeedNegotiate) server->tcpStatus = CifsGood; else rc = -EHOSTDOWN; @@ -3484,12 +3491,6 @@ out: return tcon; } -static inline struct tcon_link * -cifs_sb_master_tlink(struct cifs_sb_info *cifs_sb) -{ - return cifs_sb->master_tlink; -} - struct cifs_tcon * cifs_sb_master_tcon(struct cifs_sb_info *cifs_sb) { diff --git a/fs/cifs/fscache.c b/fs/cifs/fscache.c index d368a47ba5eb..816696621ec9 100644 --- a/fs/cifs/fscache.c +++ b/fs/cifs/fscache.c @@ -28,14 +28,14 @@ void cifs_fscache_get_client_cookie(struct TCP_Server_Info *server) server->fscache = fscache_acquire_cookie(cifs_fscache_netfs.primary_index, &cifs_fscache_server_index_def, server); - cFYI(1, "CIFS: get client cookie (0x%p/0x%p)", server, - server->fscache); + cFYI(1, "%s: (0x%p/0x%p)", __func__, server, + server->fscache); } void cifs_fscache_release_client_cookie(struct TCP_Server_Info *server) { - cFYI(1, "CIFS: release client cookie (0x%p/0x%p)", server, - server->fscache); + cFYI(1, "%s: (0x%p/0x%p)", __func__, server, + server->fscache); fscache_relinquish_cookie(server->fscache, 0); server->fscache = NULL; } @@ -47,13 +47,13 @@ void cifs_fscache_get_super_cookie(struct cifs_tcon *tcon) tcon->fscache = fscache_acquire_cookie(server->fscache, &cifs_fscache_super_index_def, tcon); - cFYI(1, "CIFS: get superblock cookie (0x%p/0x%p)", - server->fscache, tcon->fscache); + cFYI(1, "%s: (0x%p/0x%p)", __func__, server->fscache, + tcon->fscache); } void cifs_fscache_release_super_cookie(struct cifs_tcon *tcon) { - cFYI(1, "CIFS: releasing superblock cookie (0x%p)", tcon->fscache); + cFYI(1, "%s: (0x%p)", __func__, tcon->fscache); fscache_relinquish_cookie(tcon->fscache, 0); tcon->fscache = NULL; } @@ -70,8 +70,8 @@ static void cifs_fscache_enable_inode_cookie(struct inode *inode) if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_FSCACHE) { cifsi->fscache = fscache_acquire_cookie(tcon->fscache, &cifs_fscache_inode_object_def, cifsi); - cFYI(1, "CIFS: got FH cookie (0x%p/0x%p)", tcon->fscache, - cifsi->fscache); + cFYI(1, "%s: got FH cookie (0x%p/0x%p)", __func__, + tcon->fscache, cifsi->fscache); } } @@ -80,8 +80,7 @@ void cifs_fscache_release_inode_cookie(struct inode *inode) struct cifsInodeInfo *cifsi = CIFS_I(inode); if (cifsi->fscache) { - cFYI(1, "CIFS releasing inode cookie (0x%p)", - cifsi->fscache); + cFYI(1, "%s: (0x%p)", __func__, cifsi->fscache); fscache_relinquish_cookie(cifsi->fscache, 0); cifsi->fscache = NULL; } @@ -92,8 +91,7 @@ static void cifs_fscache_disable_inode_cookie(struct inode *inode) struct cifsInodeInfo *cifsi = CIFS_I(inode); if (cifsi->fscache) { - cFYI(1, "CIFS disabling inode cookie (0x%p)", - cifsi->fscache); + cFYI(1, "%s: (0x%p)", __func__, cifsi->fscache); fscache_relinquish_cookie(cifsi->fscache, 1); cifsi->fscache = NULL; } @@ -121,8 +119,8 @@ void cifs_fscache_reset_inode_cookie(struct inode *inode) cifs_sb_master_tcon(cifs_sb)->fscache, &cifs_fscache_inode_object_def, cifsi); - cFYI(1, "CIFS: new cookie 0x%p oldcookie 0x%p", - cifsi->fscache, old); + cFYI(1, "%s: new cookie 0x%p oldcookie 0x%p", + __func__, cifsi->fscache, old); } } @@ -132,8 +130,8 @@ int cifs_fscache_release_page(struct page *page, gfp_t gfp) struct inode *inode = page->mapping->host; struct cifsInodeInfo *cifsi = CIFS_I(inode); - cFYI(1, "CIFS: fscache release page (0x%p/0x%p)", - page, cifsi->fscache); + cFYI(1, "%s: (0x%p/0x%p)", __func__, page, + cifsi->fscache); if (!fscache_maybe_release_page(cifsi->fscache, page, gfp)) return 0; } @@ -144,8 +142,7 @@ int cifs_fscache_release_page(struct page *page, gfp_t gfp) static void cifs_readpage_from_fscache_complete(struct page *page, void *ctx, int error) { - cFYI(1, "CFS: readpage_from_fscache_complete (0x%p/%d)", - page, error); + cFYI(1, "%s: (0x%p/%d)", __func__, page, error); if (!error) SetPageUptodate(page); unlock_page(page); @@ -158,7 +155,7 @@ int __cifs_readpage_from_fscache(struct inode *inode, struct page *page) { int ret; - cFYI(1, "CIFS: readpage_from_fscache(fsc:%p, p:%p, i:0x%p", + cFYI(1, "%s: (fsc:%p, p:%p, i:0x%p", __func__, CIFS_I(inode)->fscache, page, inode); ret = fscache_read_or_alloc_page(CIFS_I(inode)->fscache, page, cifs_readpage_from_fscache_complete, @@ -167,11 +164,11 @@ int __cifs_readpage_from_fscache(struct inode *inode, struct page *page) switch (ret) { case 0: /* page found in fscache, read submitted */ - cFYI(1, "CIFS: readpage_from_fscache: submitted"); + cFYI(1, "%s: submitted", __func__); return ret; case -ENOBUFS: /* page won't be cached */ case -ENODATA: /* page not in cache */ - cFYI(1, "CIFS: readpage_from_fscache %d", ret); + cFYI(1, "%s: %d", __func__, ret); return 1; default: @@ -190,7 +187,7 @@ int __cifs_readpages_from_fscache(struct inode *inode, { int ret; - cFYI(1, "CIFS: __cifs_readpages_from_fscache (0x%p/%u/0x%p)", + cFYI(1, "%s: (0x%p/%u/0x%p)", __func__, CIFS_I(inode)->fscache, *nr_pages, inode); ret = fscache_read_or_alloc_pages(CIFS_I(inode)->fscache, mapping, pages, nr_pages, @@ -199,12 +196,12 @@ int __cifs_readpages_from_fscache(struct inode *inode, mapping_gfp_mask(mapping)); switch (ret) { case 0: /* read submitted to the cache for all pages */ - cFYI(1, "CIFS: readpages_from_fscache: submitted"); + cFYI(1, "%s: submitted", __func__); return ret; case -ENOBUFS: /* some pages are not cached and can't be */ case -ENODATA: /* some pages are not cached */ - cFYI(1, "CIFS: readpages_from_fscache: no page"); + cFYI(1, "%s: no page", __func__); return 1; default: @@ -218,7 +215,7 @@ void __cifs_readpage_to_fscache(struct inode *inode, struct page *page) { int ret; - cFYI(1, "CIFS: readpage_to_fscache(fsc: %p, p: %p, i: %p", + cFYI(1, "%s: (fsc: %p, p: %p, i: %p)", __func__, CIFS_I(inode)->fscache, page, inode); ret = fscache_write_page(CIFS_I(inode)->fscache, page, GFP_KERNEL); if (ret != 0) @@ -230,7 +227,7 @@ void __cifs_fscache_invalidate_page(struct page *page, struct inode *inode) struct cifsInodeInfo *cifsi = CIFS_I(inode); struct fscache_cookie *cookie = cifsi->fscache; - cFYI(1, "CIFS: fscache invalidatepage (0x%p/0x%p)", page, cookie); + cFYI(1, "%s: (0x%p/0x%p)", __func__, page, cookie); fscache_wait_on_page_write(cookie, page); fscache_uncache_page(cookie, page); } diff --git a/fs/dcookies.c b/fs/dcookies.c index a21cabdbd87b..dda0dc702d1b 100644 --- a/fs/dcookies.c +++ b/fs/dcookies.c @@ -178,6 +178,8 @@ SYSCALL_DEFINE(lookup_dcookie)(u64 cookie64, char __user * buf, size_t len) /* FIXME: (deleted) ? */ path = d_path(&dcs->path, kbuf, PAGE_SIZE); + mutex_unlock(&dcookie_mutex); + if (IS_ERR(path)) { err = PTR_ERR(path); goto out_free; @@ -194,6 +196,7 @@ SYSCALL_DEFINE(lookup_dcookie)(u64 cookie64, char __user * buf, size_t len) out_free: kfree(kbuf); + return err; out: mutex_unlock(&dcookie_mutex); return err; diff --git a/fs/exec.c b/fs/exec.c index ea5f748906a8..97e0d52d72fd 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -1093,6 +1093,7 @@ int flush_old_exec(struct linux_binprm * bprm) bprm->mm = NULL; /* We're using it now */ + set_fs(USER_DS); current->flags &= ~(PF_RANDOMIZE | PF_KTHREAD); flush_thread(); current->personality &= ~bprm->per_clear; @@ -1357,10 +1358,6 @@ int search_binary_handler(struct linux_binprm *bprm,struct pt_regs *regs) if (retval) return retval; - /* kernel module loader fixup */ - /* so we don't try to load run modprobe in kernel space. */ - set_fs(USER_DS); - retval = audit_bprm(bprm); if (retval) return retval; diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c index 7eafe468a29c..b2e3ff347620 100644 --- a/fs/nilfs2/btree.c +++ b/fs/nilfs2/btree.c @@ -1346,6 +1346,11 @@ static void nilfs_btree_shrink(struct nilfs_bmap *btree, path[level].bp_bh = NULL; } +static void nilfs_btree_nop(struct nilfs_bmap *btree, + struct nilfs_btree_path *path, + int level, __u64 *keyp, __u64 *ptrp) +{ +} static int nilfs_btree_prepare_delete(struct nilfs_bmap *btree, struct nilfs_btree_path *path, @@ -1356,20 +1361,19 @@ static int nilfs_btree_prepare_delete(struct nilfs_bmap *btree, struct buffer_head *bh; struct nilfs_btree_node *node, *parent, *sib; __u64 sibptr; - int pindex, level, ncmin, ncmax, ncblk, ret; + int pindex, dindex, level, ncmin, ncmax, ncblk, ret; ret = 0; stats->bs_nblocks = 0; ncmin = NILFS_BTREE_NODE_NCHILDREN_MIN(nilfs_btree_node_size(btree)); ncblk = nilfs_btree_nchildren_per_block(btree); - for (level = NILFS_BTREE_LEVEL_NODE_MIN; + for (level = NILFS_BTREE_LEVEL_NODE_MIN, dindex = path[level].bp_index; level < nilfs_btree_height(btree) - 1; level++) { node = nilfs_btree_get_nonroot_node(path, level); path[level].bp_oldreq.bpr_ptr = - nilfs_btree_node_get_ptr(node, path[level].bp_index, - ncblk); + nilfs_btree_node_get_ptr(node, dindex, ncblk); ret = nilfs_bmap_prepare_end_ptr(btree, &path[level].bp_oldreq, dat); if (ret < 0) @@ -1383,6 +1387,7 @@ static int nilfs_btree_prepare_delete(struct nilfs_bmap *btree, parent = nilfs_btree_get_node(btree, path, level + 1, &ncmax); pindex = path[level + 1].bp_index; + dindex = pindex; if (pindex > 0) { /* left sibling */ @@ -1421,6 +1426,14 @@ static int nilfs_btree_prepare_delete(struct nilfs_bmap *btree, path[level].bp_sib_bh = bh; path[level].bp_op = nilfs_btree_concat_right; stats->bs_nblocks++; + /* + * When merging right sibling node + * into the current node, pointer to + * the right sibling node must be + * terminated instead. The adjustment + * below is required for that. + */ + dindex = pindex + 1; /* continue; */ } } else { @@ -1431,29 +1444,31 @@ static int nilfs_btree_prepare_delete(struct nilfs_bmap *btree, NILFS_BTREE_ROOT_NCHILDREN_MAX) { path[level].bp_op = nilfs_btree_shrink; stats->bs_nblocks += 2; + level++; + path[level].bp_op = nilfs_btree_nop; + goto shrink_root_child; } else { path[level].bp_op = nilfs_btree_do_delete; stats->bs_nblocks++; + goto out; } - - goto out; - } } + /* child of the root node is deleted */ + path[level].bp_op = nilfs_btree_do_delete; + stats->bs_nblocks++; + +shrink_root_child: node = nilfs_btree_get_root(btree); path[level].bp_oldreq.bpr_ptr = - nilfs_btree_node_get_ptr(node, path[level].bp_index, + nilfs_btree_node_get_ptr(node, dindex, NILFS_BTREE_ROOT_NCHILDREN_MAX); ret = nilfs_bmap_prepare_end_ptr(btree, &path[level].bp_oldreq, dat); if (ret < 0) goto err_out_child_node; - /* child of the root node is deleted */ - path[level].bp_op = nilfs_btree_do_delete; - stats->bs_nblocks++; - /* success */ out: *levelp = level; diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index 141646e88fb5..bb24ab6c282f 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -2573,7 +2573,7 @@ static struct nilfs_sc_info *nilfs_segctor_new(struct super_block *sb, sci->sc_watermark = NILFS_SC_DEFAULT_WATERMARK; if (nilfs->ns_interval) - sci->sc_interval = nilfs->ns_interval; + sci->sc_interval = HZ * nilfs->ns_interval; if (nilfs->ns_watermark) sci->sc_watermark = nilfs->ns_watermark; return sci; diff --git a/include/linux/basic_mmio_gpio.h b/include/linux/basic_mmio_gpio.h index 1ae12710d732..98999cf107ce 100644 --- a/include/linux/basic_mmio_gpio.h +++ b/include/linux/basic_mmio_gpio.h @@ -16,6 +16,7 @@ #include <linux/gpio.h> #include <linux/types.h> #include <linux/compiler.h> +#include <linux/spinlock_types.h> struct bgpio_pdata { int base; diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index c6a850ab2ec5..439b173c5882 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -268,7 +268,7 @@ struct ethtool_pauseparam { __u32 cmd; /* ETHTOOL_{G,S}PAUSEPARAM */ /* If the link is being auto-negotiated (via ethtool_cmd.autoneg - * being true) the user may set 'autonet' here non-zero to have the + * being true) the user may set 'autoneg' here non-zero to have the * pause parameters be auto-negotiated too. In such a case, the * {rx,tx}_pause values below determine what capabilities are * advertised. @@ -811,7 +811,7 @@ bool ethtool_invalid_flags(struct net_device *dev, u32 data, u32 supported); * @get_tx_csum: Deprecated as redundant. Report whether transmit checksums * are turned on or off. * @set_tx_csum: Deprecated in favour of generic netdev features. Turn - * transmit checksums on or off. Returns a egative error code or zero. + * transmit checksums on or off. Returns a negative error code or zero. * @get_sg: Deprecated as redundant. Report whether scatter-gather is * enabled. * @set_sg: Deprecated in favour of generic netdev features. Turn @@ -1087,7 +1087,7 @@ struct ethtool_ops { /* The following are all involved in forcing a particular link * mode for the device for setting things. When getting the * devices settings, these indicate the current mode and whether - * it was foced up into this mode or autonegotiated. + * it was forced up into this mode or autonegotiated. */ /* The forced speed, 10Mb, 100Mb, gigabit, 2.5Gb, 10GbE. */ diff --git a/include/linux/if_packet.h b/include/linux/if_packet.h index 6d66ce1791a9..7b318630139f 100644 --- a/include/linux/if_packet.h +++ b/include/linux/if_packet.h @@ -62,6 +62,7 @@ struct tpacket_auxdata { __u16 tp_mac; __u16 tp_net; __u16 tp_vlan_tci; + __u16 tp_padding; }; /* Rx ring - header status */ @@ -101,6 +102,7 @@ struct tpacket2_hdr { __u32 tp_sec; __u32 tp_nsec; __u16 tp_vlan_tci; + __u16 tp_padding; }; #define TPACKET2_HDRLEN (TPACKET_ALIGN(sizeof(struct tpacket2_hdr)) + sizeof(struct sockaddr_ll)) diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h index dc01681fbb42..affa27380b72 100644 --- a/include/linux/if_vlan.h +++ b/include/linux/if_vlan.h @@ -225,7 +225,7 @@ static inline int vlan_hwaccel_receive_skb(struct sk_buff *skb, } /** - * __vlan_put_tag - regular VLAN tag inserting + * vlan_insert_tag - regular VLAN tag inserting * @skb: skbuff to tag * @vlan_tci: VLAN TCI to insert * @@ -234,8 +234,10 @@ static inline int vlan_hwaccel_receive_skb(struct sk_buff *skb, * * Following the skb_unshare() example, in case of error, the calling function * doesn't have to worry about freeing the original skb. + * + * Does not change skb->protocol so this function can be used during receive. */ -static inline struct sk_buff *__vlan_put_tag(struct sk_buff *skb, u16 vlan_tci) +static inline struct sk_buff *vlan_insert_tag(struct sk_buff *skb, u16 vlan_tci) { struct vlan_ethhdr *veth; @@ -255,8 +257,25 @@ static inline struct sk_buff *__vlan_put_tag(struct sk_buff *skb, u16 vlan_tci) /* now, the TCI */ veth->h_vlan_TCI = htons(vlan_tci); - skb->protocol = htons(ETH_P_8021Q); + return skb; +} +/** + * __vlan_put_tag - regular VLAN tag inserting + * @skb: skbuff to tag + * @vlan_tci: VLAN TCI to insert + * + * Inserts the VLAN tag into @skb as part of the payload + * Returns a VLAN tagged skb. If a new skb is created, @skb is freed. + * + * Following the skb_unshare() example, in case of error, the calling function + * doesn't have to worry about freeing the original skb. + */ +static inline struct sk_buff *__vlan_put_tag(struct sk_buff *skb, u16 vlan_tci) +{ + skb = vlan_insert_tag(skb, vlan_tci); + if (skb) + skb->protocol = htons(ETH_P_8021Q); return skb; } diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index ca333e79e10f..54b8b4d7b68f 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -2555,7 +2555,7 @@ extern void netdev_class_remove_file(struct class_attribute *class_attr); extern struct kobj_ns_type_operations net_ns_type_operations; -extern char *netdev_drivername(const struct net_device *dev, char *buffer, int len); +extern const char *netdev_drivername(const struct net_device *dev); extern void linkwatch_run_queue(void); diff --git a/include/linux/netfilter/nf_conntrack_common.h b/include/linux/netfilter/nf_conntrack_common.h index 50cdc2559a5a..0d3dd66322ec 100644 --- a/include/linux/netfilter/nf_conntrack_common.h +++ b/include/linux/netfilter/nf_conntrack_common.h @@ -18,6 +18,9 @@ enum ip_conntrack_info { /* >= this indicates reply direction */ IP_CT_IS_REPLY, + IP_CT_ESTABLISHED_REPLY = IP_CT_ESTABLISHED + IP_CT_IS_REPLY, + IP_CT_RELATED_REPLY = IP_CT_RELATED + IP_CT_IS_REPLY, + IP_CT_NEW_REPLY = IP_CT_NEW + IP_CT_IS_REPLY, /* Number of distinct IP_CT types (no NEW in reply dirn). */ IP_CT_NUMBER = IP_CT_IS_REPLY * 2 - 1 }; diff --git a/include/linux/percpu.h b/include/linux/percpu.h index 8b97308e65df..9ca008f0c542 100644 --- a/include/linux/percpu.h +++ b/include/linux/percpu.h @@ -259,6 +259,9 @@ extern void __bad_size_call_parameter(void); * Special handling for cmpxchg_double. cmpxchg_double is passed two * percpu variables. The first has to be aligned to a double word * boundary and the second has to follow directly thereafter. + * We enforce this on all architectures even if they don't support + * a double cmpxchg instruction, since it's a cheap requirement, and it + * avoids breaking the requirement for architectures with the instruction. */ #define __pcpu_double_call_return_bool(stem, pcp1, pcp2, ...) \ ({ \ diff --git a/include/linux/seqlock.h b/include/linux/seqlock.h index e9811892844f..c6db9fb33c44 100644 --- a/include/linux/seqlock.h +++ b/include/linux/seqlock.h @@ -28,6 +28,7 @@ #include <linux/spinlock.h> #include <linux/preempt.h> +#include <asm/processor.h> typedef struct { unsigned sequence; diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index e8b78ce14474..c0a4f3ab0cc0 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -1256,6 +1256,11 @@ static inline void skb_reserve(struct sk_buff *skb, int len) skb->tail += len; } +static inline void skb_reset_mac_len(struct sk_buff *skb) +{ + skb->mac_len = skb->network_header - skb->mac_header; +} + #ifdef NET_SKBUFF_DATA_USES_OFFSET static inline unsigned char *skb_transport_header(const struct sk_buff *skb) { diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index 8c0e349f4a6c..445702c60d04 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -24,6 +24,7 @@ extern int swiotlb_force; extern void swiotlb_init(int verbose); extern void swiotlb_init_with_tbl(char *tlb, unsigned long nslabs, int verbose); +extern unsigned long swioltb_nr_tbl(void); /* * Enumeration for sync targets diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index d64bafb1afd0..0a7840aeb0fb 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -491,6 +491,9 @@ int irq_set_irq_wake(unsigned int irq, unsigned int on) struct irq_desc *desc = irq_get_desc_buslock(irq, &flags); int ret = 0; + if (!desc) + return -EINVAL; + /* wakeup-capable irqs can be shared between drivers that * don't need to have the same sleep mode behaviors. */ diff --git a/kernel/signal.c b/kernel/signal.c index 86c32b884f8e..ff7678603328 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -2365,7 +2365,7 @@ int sigprocmask(int how, sigset_t *set, sigset_t *oldset) /** * sys_rt_sigprocmask - change the list of currently blocked signals * @how: whether to add, remove, or set signals - * @set: stores pending signals + * @nset: stores pending signals * @oset: previous value of signal mask if non-null * @sigsetsize: size of sigset_t type */ diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 1ee417fcbfa5..908038f57440 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -2740,7 +2740,7 @@ static int ftrace_process_regex(struct ftrace_hash *hash, { char *func, *command, *next = buff; struct ftrace_func_command *p; - int ret; + int ret = -EINVAL; func = strsep(&next, ":"); @@ -3330,6 +3330,7 @@ static int ftrace_process_locs(struct module *mod, { unsigned long *p; unsigned long addr; + unsigned long flags; mutex_lock(&ftrace_lock); p = start; @@ -3346,7 +3347,13 @@ static int ftrace_process_locs(struct module *mod, ftrace_record_ip(addr); } + /* + * Disable interrupts to prevent interrupts from executing + * code that is being modified. + */ + local_irq_save(flags); ftrace_update_code(mod); + local_irq_restore(flags); mutex_unlock(&ftrace_lock); return 0; diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index f925c45f0afa..27d13b36b8be 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c @@ -1870,8 +1870,12 @@ fs_initcall(init_kprobe_trace); #ifdef CONFIG_FTRACE_STARTUP_TEST -static int kprobe_trace_selftest_target(int a1, int a2, int a3, - int a4, int a5, int a6) +/* + * The "__used" keeps gcc from removing the function symbol + * from the kallsyms table. + */ +static __used int kprobe_trace_selftest_target(int a1, int a2, int a3, + int a4, int a5, int a6) { return a1 + a2 + a3 + a4 + a5 + a6; } diff --git a/lib/swiotlb.c b/lib/swiotlb.c index 93ca08b8a451..99093b396145 100644 --- a/lib/swiotlb.c +++ b/lib/swiotlb.c @@ -110,6 +110,11 @@ setup_io_tlb_npages(char *str) __setup("swiotlb=", setup_io_tlb_npages); /* make io_tlb_overflow tunable too? */ +unsigned long swioltb_nr_tbl(void) +{ + return io_tlb_nslabs; +} + /* Note that this doesn't work with highmem page */ static dma_addr_t swiotlb_virt_to_bus(struct device *hwdev, volatile void *address) diff --git a/lib/vsprintf.c b/lib/vsprintf.c index c11205688fb4..4365df31a1d5 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -666,6 +666,8 @@ char *ip6_compressed_string(char *p, const char *addr) colonpos = i; } } + if (longest == 1) /* don't compress a single 0 */ + colonpos = -1; /* emit address */ for (i = 0; i < range; i++) { @@ -826,7 +828,7 @@ int kptr_restrict __read_mostly; * IPv4 uses dot-separated decimal with leading 0's (010.123.045.006) * - '[Ii]4[hnbl]' IPv4 addresses in host, network, big or little endian order * - 'I6c' for IPv6 addresses printed as specified by - * http://tools.ietf.org/html/draft-ietf-6man-text-addr-representation-00 + * http://tools.ietf.org/html/rfc5952 * - 'U' For a 16 byte UUID/GUID, it prints the UUID/GUID in the form * "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx" * Options for %pU are: diff --git a/mm/slab.c b/mm/slab.c index bcfa4987c8ae..d96e223de775 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -3604,13 +3604,14 @@ free_done: * Release an obj back to its cache. If the obj has a constructed state, it must * be in this state _before_ it is released. Called with disabled ints. */ -static inline void __cache_free(struct kmem_cache *cachep, void *objp) +static inline void __cache_free(struct kmem_cache *cachep, void *objp, + void *caller) { struct array_cache *ac = cpu_cache_get(cachep); check_irq_off(); kmemleak_free_recursive(objp, cachep->flags); - objp = cache_free_debugcheck(cachep, objp, __builtin_return_address(0)); + objp = cache_free_debugcheck(cachep, objp, caller); kmemcheck_slab_free(cachep, objp, obj_size(cachep)); @@ -3801,7 +3802,7 @@ void kmem_cache_free(struct kmem_cache *cachep, void *objp) debug_check_no_locks_freed(objp, obj_size(cachep)); if (!(cachep->flags & SLAB_DEBUG_OBJECTS)) debug_check_no_obj_freed(objp, obj_size(cachep)); - __cache_free(cachep, objp); + __cache_free(cachep, objp, __builtin_return_address(0)); local_irq_restore(flags); trace_kmem_cache_free(_RET_IP_, objp); @@ -3831,7 +3832,7 @@ void kfree(const void *objp) c = virt_to_cache(objp); debug_check_no_locks_freed(objp, obj_size(c)); debug_check_no_obj_freed(objp, obj_size(c)); - __cache_free(c, (void *)objp); + __cache_free(c, (void *)objp, __builtin_return_address(0)); local_irq_restore(flags); } EXPORT_SYMBOL(kfree); diff --git a/mm/slub.c b/mm/slub.c index 7be0223531b0..35f351f26193 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2320,16 +2320,12 @@ static inline int alloc_kmem_cache_cpus(struct kmem_cache *s) BUILD_BUG_ON(PERCPU_DYNAMIC_EARLY_SIZE < SLUB_PAGE_SHIFT * sizeof(struct kmem_cache_cpu)); -#ifdef CONFIG_CMPXCHG_LOCAL /* - * Must align to double word boundary for the double cmpxchg instructions - * to work. + * Must align to double word boundary for the double cmpxchg + * instructions to work; see __pcpu_double_call_return_bool(). */ - s->cpu_slab = __alloc_percpu(sizeof(struct kmem_cache_cpu), 2 * sizeof(void *)); -#else - /* Regular alignment is sufficient */ - s->cpu_slab = alloc_percpu(struct kmem_cache_cpu); -#endif + s->cpu_slab = __alloc_percpu(sizeof(struct kmem_cache_cpu), + 2 * sizeof(void *)); if (!s->cpu_slab) return 0; diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c index 41495dc2a4c9..fcc684678af6 100644 --- a/net/8021q/vlan_core.c +++ b/net/8021q/vlan_core.c @@ -23,6 +23,31 @@ bool vlan_do_receive(struct sk_buff **skbp) return false; skb->dev = vlan_dev; + if (skb->pkt_type == PACKET_OTHERHOST) { + /* Our lower layer thinks this is not local, let's make sure. + * This allows the VLAN to have a different MAC than the + * underlying device, and still route correctly. */ + if (!compare_ether_addr(eth_hdr(skb)->h_dest, + vlan_dev->dev_addr)) + skb->pkt_type = PACKET_HOST; + } + + if (!(vlan_dev_info(vlan_dev)->flags & VLAN_FLAG_REORDER_HDR)) { + unsigned int offset = skb->data - skb_mac_header(skb); + + /* + * vlan_insert_tag expect skb->data pointing to mac header. + * So change skb->data before calling it and change back to + * original position later + */ + skb_push(skb, offset); + skb = *skbp = vlan_insert_tag(skb, skb->vlan_tci); + if (!skb) + return false; + skb_pull(skb, offset + VLAN_HLEN); + skb_reset_mac_len(skb); + } + skb->priority = vlan_get_ingress_priority(vlan_dev, skb->vlan_tci); skb->vlan_tci = 0; @@ -31,22 +56,8 @@ bool vlan_do_receive(struct sk_buff **skbp) u64_stats_update_begin(&rx_stats->syncp); rx_stats->rx_packets++; rx_stats->rx_bytes += skb->len; - - switch (skb->pkt_type) { - case PACKET_BROADCAST: - break; - case PACKET_MULTICAST: + if (skb->pkt_type == PACKET_MULTICAST) rx_stats->rx_multicast++; - break; - case PACKET_OTHERHOST: - /* Our lower layer thinks this is not local, let's make sure. - * This allows the VLAN to have a different MAC than the - * underlying device, and still route correctly. */ - if (!compare_ether_addr(eth_hdr(skb)->h_dest, - vlan_dev->dev_addr)) - skb->pkt_type = PACKET_HOST; - break; - } u64_stats_update_end(&rx_stats->syncp); return true; @@ -89,18 +100,13 @@ gro_result_t vlan_gro_frags(struct napi_struct *napi, struct vlan_group *grp, } EXPORT_SYMBOL(vlan_gro_frags); -static struct sk_buff *vlan_check_reorder_header(struct sk_buff *skb) +static struct sk_buff *vlan_reorder_header(struct sk_buff *skb) { - if (vlan_dev_info(skb->dev)->flags & VLAN_FLAG_REORDER_HDR) { - if (skb_cow(skb, skb_headroom(skb)) < 0) - skb = NULL; - if (skb) { - /* Lifted from Gleb's VLAN code... */ - memmove(skb->data - ETH_HLEN, - skb->data - VLAN_ETH_HLEN, 12); - skb->mac_header += VLAN_HLEN; - } - } + if (skb_cow(skb, skb_headroom(skb)) < 0) + return NULL; + memmove(skb->data - ETH_HLEN, skb->data - VLAN_ETH_HLEN, 2 * ETH_ALEN); + skb->mac_header += VLAN_HLEN; + skb_reset_mac_len(skb); return skb; } @@ -161,7 +167,7 @@ struct sk_buff *vlan_untag(struct sk_buff *skb) skb_pull_rcsum(skb, VLAN_HLEN); vlan_set_encap_proto(skb, vhdr); - skb = vlan_check_reorder_header(skb); + skb = vlan_reorder_header(skb); if (unlikely(!skb)) goto err_free; diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c index 3fa123185e89..56149ec36d7f 100644 --- a/net/bridge/br_netfilter.c +++ b/net/bridge/br_netfilter.c @@ -104,10 +104,16 @@ static void fake_update_pmtu(struct dst_entry *dst, u32 mtu) { } +static u32 *fake_cow_metrics(struct dst_entry *dst, unsigned long old) +{ + return NULL; +} + static struct dst_ops fake_dst_ops = { .family = AF_INET, .protocol = cpu_to_be16(ETH_P_IP), .update_pmtu = fake_update_pmtu, + .cow_metrics = fake_cow_metrics, }; /* diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 6ea2b892f44b..9cb627a4073a 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -1144,6 +1144,13 @@ static void handle_osds_timeout(struct work_struct *work) round_jiffies_relative(delay)); } +static void complete_request(struct ceph_osd_request *req) +{ + if (req->r_safe_callback) + req->r_safe_callback(req, NULL); + complete_all(&req->r_safe_completion); /* fsync waiter */ +} + /* * handle osd op reply. either call the callback if it is specified, * or do the completion to wake up the waiting thread. @@ -1226,11 +1233,8 @@ static void handle_reply(struct ceph_osd_client *osdc, struct ceph_msg *msg, else complete_all(&req->r_completion); - if (flags & CEPH_OSD_FLAG_ONDISK) { - if (req->r_safe_callback) - req->r_safe_callback(req, msg); - complete_all(&req->r_safe_completion); /* fsync waiter */ - } + if (flags & CEPH_OSD_FLAG_ONDISK) + complete_request(req); done: dout("req=%p req->r_linger=%d\n", req, req->r_linger); @@ -1732,6 +1736,7 @@ int ceph_osdc_wait_request(struct ceph_osd_client *osdc, __cancel_request(req); __unregister_request(osdc, req); mutex_unlock(&osdc->request_mutex); + complete_request(req); dout("wait_request tid %llu canceled/timed out\n", req->r_tid); return rc; } diff --git a/net/core/dev.c b/net/core/dev.c index 939307891e71..9c58c1ec41a9 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -3114,7 +3114,7 @@ static int __netif_receive_skb(struct sk_buff *skb) skb_reset_network_header(skb); skb_reset_transport_header(skb); - skb->mac_len = skb->network_header - skb->mac_header; + skb_reset_mac_len(skb); pt_prev = NULL; @@ -6178,6 +6178,11 @@ static int dev_cpu_callback(struct notifier_block *nfb, oldsd->output_queue = NULL; oldsd->output_queue_tailp = &oldsd->output_queue; } + /* Append NAPI poll list from offline CPU. */ + if (!list_empty(&oldsd->poll_list)) { + list_splice_init(&oldsd->poll_list, &sd->poll_list); + raise_softirq_irqoff(NET_RX_SOFTIRQ); + } raise_softirq_irqoff(NET_TX_SOFTIRQ); local_irq_enable(); @@ -6264,29 +6269,23 @@ err_name: /** * netdev_drivername - network driver for the device * @dev: network device - * @buffer: buffer for resulting name - * @len: size of buffer * * Determine network driver for device. */ -char *netdev_drivername(const struct net_device *dev, char *buffer, int len) +const char *netdev_drivername(const struct net_device *dev) { const struct device_driver *driver; const struct device *parent; - - if (len <= 0 || !buffer) - return buffer; - buffer[0] = 0; + const char *empty = ""; parent = dev->dev.parent; - if (!parent) - return buffer; + return empty; driver = parent->driver; if (driver && driver->name) - strlcpy(buffer, driver->name, len); - return buffer; + return driver->name; + return empty; } static int __netdev_printk(const char *level, const struct net_device *dev, diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index 6c6b86d0da15..e41e5110c65c 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -310,19 +310,17 @@ struct net *get_net_ns_by_fd(int fd) struct file *file; struct net *net; - net = ERR_PTR(-EINVAL); file = proc_ns_fget(fd); - if (!file) - goto out; + if (IS_ERR(file)) + return ERR_CAST(file); ei = PROC_I(file->f_dentry->d_inode); - if (ei->ns_ops != &netns_operations) - goto out; + if (ei->ns_ops == &netns_operations) + net = get_net(ei->ns); + else + net = ERR_PTR(-EINVAL); - net = get_net(ei->ns); -out: - if (file) - fput(file); + fput(file); return net; } diff --git a/net/core/netpoll.c b/net/core/netpoll.c index 2d7d6d473781..18d9cbda3a39 100644 --- a/net/core/netpoll.c +++ b/net/core/netpoll.c @@ -792,6 +792,13 @@ int netpoll_setup(struct netpoll *np) return -ENODEV; } + if (ndev->master) { + printk(KERN_ERR "%s: %s is a slave device, aborting.\n", + np->name, np->dev_name); + err = -EBUSY; + goto put; + } + if (!netif_running(ndev)) { unsigned long atmost, atleast; diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index 98af3697c718..a8024eaa0e87 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -799,7 +799,9 @@ static int __ip_append_data(struct sock *sk, int csummode = CHECKSUM_NONE; struct rtable *rt = (struct rtable *)cork->dst; - exthdrlen = transhdrlen ? rt->dst.header_len : 0; + skb = skb_peek_tail(queue); + + exthdrlen = !skb ? rt->dst.header_len : 0; length += exthdrlen; transhdrlen += exthdrlen; mtu = cork->fragsize; @@ -825,8 +827,6 @@ static int __ip_append_data(struct sock *sk, !exthdrlen) csummode = CHECKSUM_PARTIAL; - skb = skb_peek_tail(queue); - cork->length += length; if (((length > mtu) || (skb && skb_is_gso(skb))) && (sk->sk_protocol == IPPROTO_UDP) && diff --git a/net/ipv4/netfilter/ip_queue.c b/net/ipv4/netfilter/ip_queue.c index d2c1311cb28d..f7f9bd7ba12d 100644 --- a/net/ipv4/netfilter/ip_queue.c +++ b/net/ipv4/netfilter/ip_queue.c @@ -402,7 +402,8 @@ ipq_dev_drop(int ifindex) static inline void __ipq_rcv_skb(struct sk_buff *skb) { - int status, type, pid, flags, nlmsglen, skblen; + int status, type, pid, flags; + unsigned int nlmsglen, skblen; struct nlmsghdr *nlh; skblen = skb->len; diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c index d609ac3cb9a4..5c9e97c79017 100644 --- a/net/ipv4/netfilter/ipt_CLUSTERIP.c +++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c @@ -307,7 +307,7 @@ clusterip_tg(struct sk_buff *skb, const struct xt_action_param *par) * error messages (RELATED) and information requests (see below) */ if (ip_hdr(skb)->protocol == IPPROTO_ICMP && (ctinfo == IP_CT_RELATED || - ctinfo == IP_CT_RELATED + IP_CT_IS_REPLY)) + ctinfo == IP_CT_RELATED_REPLY)) return XT_CONTINUE; /* ip_conntrack_icmp guarantees us that we only have ICMP_ECHO, @@ -321,12 +321,12 @@ clusterip_tg(struct sk_buff *skb, const struct xt_action_param *par) ct->mark = hash; break; case IP_CT_RELATED: - case IP_CT_RELATED+IP_CT_IS_REPLY: + case IP_CT_RELATED_REPLY: /* FIXME: we don't handle expectations at the * moment. they can arrive on a different node than * the master connection (e.g. FTP passive mode) */ case IP_CT_ESTABLISHED: - case IP_CT_ESTABLISHED+IP_CT_IS_REPLY: + case IP_CT_ESTABLISHED_REPLY: break; default: break; diff --git a/net/ipv4/netfilter/ipt_MASQUERADE.c b/net/ipv4/netfilter/ipt_MASQUERADE.c index d2ed9dc74ebc..9931152a78b5 100644 --- a/net/ipv4/netfilter/ipt_MASQUERADE.c +++ b/net/ipv4/netfilter/ipt_MASQUERADE.c @@ -60,7 +60,7 @@ masquerade_tg(struct sk_buff *skb, const struct xt_action_param *par) nat = nfct_nat(ct); NF_CT_ASSERT(ct && (ctinfo == IP_CT_NEW || ctinfo == IP_CT_RELATED || - ctinfo == IP_CT_RELATED + IP_CT_IS_REPLY)); + ctinfo == IP_CT_RELATED_REPLY)); /* Source address is 0.0.0.0 - locally generated packet that is * probably not supposed to be masqueraded. diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c index 5a03c02af999..db10075dd88e 100644 --- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c +++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c @@ -101,7 +101,7 @@ static unsigned int ipv4_confirm(unsigned int hooknum, /* This is where we call the helper: as the packet goes out. */ ct = nf_ct_get(skb, &ctinfo); - if (!ct || ctinfo == IP_CT_RELATED + IP_CT_IS_REPLY) + if (!ct || ctinfo == IP_CT_RELATED_REPLY) goto out; help = nfct_help(ct); diff --git a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c index 7404bde95994..ab5b27a2916f 100644 --- a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c +++ b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c @@ -160,7 +160,7 @@ icmp_error_message(struct net *net, struct nf_conn *tmpl, struct sk_buff *skb, /* Update skb to refer to this connection */ skb->nfct = &nf_ct_tuplehash_to_ctrack(h)->ct_general; skb->nfctinfo = *ctinfo; - return -NF_ACCEPT; + return NF_ACCEPT; } /* Small and modified version of icmp_rcv */ diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c index 9c71b2755ce3..3346de5d94d0 100644 --- a/net/ipv4/netfilter/nf_nat_core.c +++ b/net/ipv4/netfilter/nf_nat_core.c @@ -433,7 +433,7 @@ int nf_nat_icmp_reply_translation(struct nf_conn *ct, /* Must be RELATED */ NF_CT_ASSERT(skb->nfctinfo == IP_CT_RELATED || - skb->nfctinfo == IP_CT_RELATED+IP_CT_IS_REPLY); + skb->nfctinfo == IP_CT_RELATED_REPLY); /* Redirects on non-null nats must be dropped, else they'll start talking to each other without our translation, and be diff --git a/net/ipv4/netfilter/nf_nat_helper.c b/net/ipv4/netfilter/nf_nat_helper.c index 99cfa28b6d38..ebc5f8894f99 100644 --- a/net/ipv4/netfilter/nf_nat_helper.c +++ b/net/ipv4/netfilter/nf_nat_helper.c @@ -160,7 +160,7 @@ static void nf_nat_csum(struct sk_buff *skb, const struct iphdr *iph, void *data if (skb->ip_summed != CHECKSUM_PARTIAL) { if (!(rt->rt_flags & RTCF_LOCAL) && - skb->dev->features & NETIF_F_V4_CSUM) { + (!skb->dev || skb->dev->features & NETIF_F_V4_CSUM)) { skb->ip_summed = CHECKSUM_PARTIAL; skb->csum_start = skb_headroom(skb) + skb_network_offset(skb) + diff --git a/net/ipv4/netfilter/nf_nat_rule.c b/net/ipv4/netfilter/nf_nat_rule.c index 21c30426480b..733c9abc1cbd 100644 --- a/net/ipv4/netfilter/nf_nat_rule.c +++ b/net/ipv4/netfilter/nf_nat_rule.c @@ -53,7 +53,7 @@ ipt_snat_target(struct sk_buff *skb, const struct xt_action_param *par) /* Connection must be valid and new. */ NF_CT_ASSERT(ct && (ctinfo == IP_CT_NEW || ctinfo == IP_CT_RELATED || - ctinfo == IP_CT_RELATED + IP_CT_IS_REPLY)); + ctinfo == IP_CT_RELATED_REPLY)); NF_CT_ASSERT(par->out != NULL); return nf_nat_setup_info(ct, &mr->range[0], IP_NAT_MANIP_SRC); diff --git a/net/ipv4/netfilter/nf_nat_standalone.c b/net/ipv4/netfilter/nf_nat_standalone.c index 7317bdf1d457..483b76d042da 100644 --- a/net/ipv4/netfilter/nf_nat_standalone.c +++ b/net/ipv4/netfilter/nf_nat_standalone.c @@ -116,7 +116,7 @@ nf_nat_fn(unsigned int hooknum, switch (ctinfo) { case IP_CT_RELATED: - case IP_CT_RELATED+IP_CT_IS_REPLY: + case IP_CT_RELATED_REPLY: if (ip_hdr(skb)->protocol == IPPROTO_ICMP) { if (!nf_nat_icmp_reply_translation(ct, ctinfo, hooknum, skb)) @@ -144,7 +144,7 @@ nf_nat_fn(unsigned int hooknum, default: /* ESTABLISHED */ NF_CT_ASSERT(ctinfo == IP_CT_ESTABLISHED || - ctinfo == (IP_CT_ESTABLISHED+IP_CT_IS_REPLY)); + ctinfo == IP_CT_ESTABLISHED_REPLY); } return nf_nat_packet(ct, ctinfo, hooknum, skb); diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 52b0b956508b..045f0ec6a4a0 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1316,6 +1316,23 @@ reject_redirect: ; } +static bool peer_pmtu_expired(struct inet_peer *peer) +{ + unsigned long orig = ACCESS_ONCE(peer->pmtu_expires); + + return orig && + time_after_eq(jiffies, orig) && + cmpxchg(&peer->pmtu_expires, orig, 0) == orig; +} + +static bool peer_pmtu_cleaned(struct inet_peer *peer) +{ + unsigned long orig = ACCESS_ONCE(peer->pmtu_expires); + + return orig && + cmpxchg(&peer->pmtu_expires, orig, 0) == orig; +} + static struct dst_entry *ipv4_negative_advice(struct dst_entry *dst) { struct rtable *rt = (struct rtable *)dst; @@ -1331,14 +1348,8 @@ static struct dst_entry *ipv4_negative_advice(struct dst_entry *dst) rt_genid(dev_net(dst->dev))); rt_del(hash, rt); ret = NULL; - } else if (rt->peer && - rt->peer->pmtu_expires && - time_after_eq(jiffies, rt->peer->pmtu_expires)) { - unsigned long orig = rt->peer->pmtu_expires; - - if (cmpxchg(&rt->peer->pmtu_expires, orig, 0) == orig) - dst_metric_set(dst, RTAX_MTU, - rt->peer->pmtu_orig); + } else if (rt->peer && peer_pmtu_expired(rt->peer)) { + dst_metric_set(dst, RTAX_MTU, rt->peer->pmtu_orig); } } return ret; @@ -1531,8 +1542,10 @@ unsigned short ip_rt_frag_needed(struct net *net, const struct iphdr *iph, static void check_peer_pmtu(struct dst_entry *dst, struct inet_peer *peer) { - unsigned long expires = peer->pmtu_expires; + unsigned long expires = ACCESS_ONCE(peer->pmtu_expires); + if (!expires) + return; if (time_before(jiffies, expires)) { u32 orig_dst_mtu = dst_mtu(dst); if (peer->pmtu_learned < orig_dst_mtu) { @@ -1555,10 +1568,11 @@ static void ip_rt_update_pmtu(struct dst_entry *dst, u32 mtu) rt_bind_peer(rt, rt->rt_dst, 1); peer = rt->peer; if (peer) { + unsigned long pmtu_expires = ACCESS_ONCE(peer->pmtu_expires); + if (mtu < ip_rt_min_pmtu) mtu = ip_rt_min_pmtu; - if (!peer->pmtu_expires || mtu < peer->pmtu_learned) { - unsigned long pmtu_expires; + if (!pmtu_expires || mtu < peer->pmtu_learned) { pmtu_expires = jiffies + ip_rt_mtu_expires; if (!pmtu_expires) @@ -1612,13 +1626,14 @@ static struct dst_entry *ipv4_dst_check(struct dst_entry *dst, u32 cookie) rt_bind_peer(rt, rt->rt_dst, 0); peer = rt->peer; - if (peer && peer->pmtu_expires) + if (peer) { check_peer_pmtu(dst, peer); - if (peer && peer->redirect_learned.a4 && - peer->redirect_learned.a4 != rt->rt_gateway) { - if (check_peer_redir(dst, peer)) - return NULL; + if (peer->redirect_learned.a4 && + peer->redirect_learned.a4 != rt->rt_gateway) { + if (check_peer_redir(dst, peer)) + return NULL; + } } rt->rt_peer_genid = rt_peer_genid(); @@ -1649,14 +1664,8 @@ static void ipv4_link_failure(struct sk_buff *skb) icmp_send(skb, ICMP_DEST_UNREACH, ICMP_HOST_UNREACH, 0); rt = skb_rtable(skb); - if (rt && - rt->peer && - rt->peer->pmtu_expires) { - unsigned long orig = rt->peer->pmtu_expires; - - if (cmpxchg(&rt->peer->pmtu_expires, orig, 0) == orig) - dst_metric_set(&rt->dst, RTAX_MTU, rt->peer->pmtu_orig); - } + if (rt && rt->peer && peer_pmtu_cleaned(rt->peer)) + dst_metric_set(&rt->dst, RTAX_MTU, rt->peer->pmtu_orig); } static int ip_rt_bug(struct sk_buff *skb) @@ -1770,8 +1779,7 @@ static void rt_init_metrics(struct rtable *rt, const struct flowi4 *fl4, sizeof(u32) * RTAX_MAX); dst_init_metrics(&rt->dst, peer->metrics, false); - if (peer->pmtu_expires) - check_peer_pmtu(&rt->dst, peer); + check_peer_pmtu(&rt->dst, peer); if (peer->redirect_learned.a4 && peer->redirect_learned.a4 != rt->rt_gateway) { rt->rt_gateway = peer->redirect_learned.a4; @@ -2775,7 +2783,8 @@ static int rt_fill_info(struct net *net, struct rtable *rt = skb_rtable(skb); struct rtmsg *r; struct nlmsghdr *nlh; - long expires; + long expires = 0; + const struct inet_peer *peer = rt->peer; u32 id = 0, ts = 0, tsage = 0, error; nlh = nlmsg_put(skb, pid, seq, event, sizeof(*r), flags); @@ -2823,15 +2832,16 @@ static int rt_fill_info(struct net *net, NLA_PUT_BE32(skb, RTA_MARK, rt->rt_mark); error = rt->dst.error; - expires = (rt->peer && rt->peer->pmtu_expires) ? - rt->peer->pmtu_expires - jiffies : 0; - if (rt->peer) { + if (peer) { inet_peer_refcheck(rt->peer); - id = atomic_read(&rt->peer->ip_id_count) & 0xffff; - if (rt->peer->tcp_ts_stamp) { - ts = rt->peer->tcp_ts; - tsage = get_seconds() - rt->peer->tcp_ts_stamp; + id = atomic_read(&peer->ip_id_count) & 0xffff; + if (peer->tcp_ts_stamp) { + ts = peer->tcp_ts; + tsage = get_seconds() - peer->tcp_ts_stamp; } + expires = ACCESS_ONCE(peer->pmtu_expires); + if (expires) + expires -= jiffies; } if (rt_is_input_route(rt)) { diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index b7919f901fbf..d450a2f9fc06 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -272,6 +272,10 @@ int inet6_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) if (addr_len < SIN6_LEN_RFC2133) return -EINVAL; + + if (addr->sin6_family != AF_INET6) + return -EINVAL; + addr_type = ipv6_addr_type(&addr->sin6_addr); if ((addr_type & IPV6_ADDR_MULTICAST) && sock->type == SOCK_STREAM) return -EINVAL; diff --git a/net/ipv6/netfilter/ip6_queue.c b/net/ipv6/netfilter/ip6_queue.c index 413ab0754e1f..065fe405fb58 100644 --- a/net/ipv6/netfilter/ip6_queue.c +++ b/net/ipv6/netfilter/ip6_queue.c @@ -403,7 +403,8 @@ ipq_dev_drop(int ifindex) static inline void __ipq_rcv_skb(struct sk_buff *skb) { - int status, type, pid, flags, nlmsglen, skblen; + int status, type, pid, flags; + unsigned int nlmsglen, skblen; struct nlmsghdr *nlh; skblen = skb->len; diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c index c8af58b22562..4111050a9fc5 100644 --- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c +++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c @@ -160,7 +160,7 @@ static unsigned int ipv6_confirm(unsigned int hooknum, /* This is where we call the helper: as the packet goes out. */ ct = nf_ct_get(skb, &ctinfo); - if (!ct || ctinfo == IP_CT_RELATED + IP_CT_IS_REPLY) + if (!ct || ctinfo == IP_CT_RELATED_REPLY) goto out; help = nfct_help(ct); diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c index 1df3c8b6bf47..7c05e7eacbc6 100644 --- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c +++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c @@ -177,7 +177,7 @@ icmpv6_error_message(struct net *net, struct nf_conn *tmpl, /* Update skb to refer to this connection */ skb->nfct = &nf_ct_tuplehash_to_ctrack(h)->ct_general; skb->nfctinfo = *ctinfo; - return -NF_ACCEPT; + return NF_ACCEPT; } static int diff --git a/net/irda/iriap.c b/net/irda/iriap.c index 36477538cea8..f876eed7d4aa 100644 --- a/net/irda/iriap.c +++ b/net/irda/iriap.c @@ -87,6 +87,8 @@ static inline void iriap_start_watchdog_timer(struct iriap_cb *self, iriap_watchdog_timer_expired); } +static struct lock_class_key irias_objects_key; + /* * Function iriap_init (void) * @@ -114,6 +116,9 @@ int __init iriap_init(void) return -ENOMEM; } + lockdep_set_class_and_name(&irias_objects->hb_spinlock, &irias_objects_key, + "irias_objects"); + /* * Register some default services for IrLMP */ diff --git a/net/l2tp/l2tp_debugfs.c b/net/l2tp/l2tp_debugfs.c index b8dbae82fab8..76130134bfa6 100644 --- a/net/l2tp/l2tp_debugfs.c +++ b/net/l2tp/l2tp_debugfs.c @@ -258,7 +258,7 @@ static int l2tp_dfs_seq_open(struct inode *inode, struct file *file) */ pd->net = get_net_ns_by_pid(current->pid); if (IS_ERR(pd->net)) { - rc = -PTR_ERR(pd->net); + rc = PTR_ERR(pd->net); goto err_free_pd; } diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 421eaa6b0c2b..56c24cabf26d 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -965,6 +965,10 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata) mutex_lock(&sdata->u.ibss.mtx); + sdata->u.ibss.state = IEEE80211_IBSS_MLME_SEARCH; + memset(sdata->u.ibss.bssid, 0, ETH_ALEN); + sdata->u.ibss.ssid_len = 0; + active_ibss = ieee80211_sta_active_ibss(sdata); if (!active_ibss && !is_zero_ether_addr(ifibss->bssid)) { @@ -999,8 +1003,6 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata) kfree_skb(skb); skb_queue_purge(&sdata->skb_queue); - memset(sdata->u.ibss.bssid, 0, ETH_ALEN); - sdata->u.ibss.ssid_len = 0; del_timer_sync(&sdata->u.ibss.timer); diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 2025af52b195..090b0ec1e056 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -775,9 +775,6 @@ struct ieee80211_local { int tx_headroom; /* required headroom for hardware/radiotap */ - /* count for keys needing tailroom space allocation */ - int crypto_tx_tailroom_needed_cnt; - /* Tasklet and skb queue to process calls from IRQ mode. All frames * added to skb_queue will be processed, but frames in * skb_queue_unreliable may be dropped if the total length of these diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 49d4f869e0bc..dee30aea9ab3 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1145,6 +1145,10 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, + IEEE80211_ENCRYPT_HEADROOM; ndev->needed_tailroom = IEEE80211_ENCRYPT_TAILROOM; + ret = dev_alloc_name(ndev, ndev->name); + if (ret < 0) + goto fail; + ieee80211_assign_perm_addr(local, ndev, type); memcpy(ndev->dev_addr, ndev->perm_addr, ETH_ALEN); SET_NETDEV_DEV(ndev, wiphy_dev(local->hw.wiphy)); diff --git a/net/mac80211/key.c b/net/mac80211/key.c index 31afd712930d..f825e2f0a57e 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -101,11 +101,6 @@ static int ieee80211_key_enable_hw_accel(struct ieee80211_key *key) if (!ret) { key->flags |= KEY_FLAG_UPLOADED_TO_HARDWARE; - - if (!((key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC) || - (key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV))) - key->local->crypto_tx_tailroom_needed_cnt--; - return 0; } @@ -161,10 +156,6 @@ static void ieee80211_key_disable_hw_accel(struct ieee80211_key *key) key->conf.keyidx, sta ? sta->addr : bcast_addr, ret); key->flags &= ~KEY_FLAG_UPLOADED_TO_HARDWARE; - - if (!((key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC) || - (key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV))) - key->local->crypto_tx_tailroom_needed_cnt++; } void ieee80211_key_removed(struct ieee80211_key_conf *key_conf) @@ -403,10 +394,8 @@ static void __ieee80211_key_destroy(struct ieee80211_key *key) ieee80211_aes_key_free(key->u.ccmp.tfm); if (key->conf.cipher == WLAN_CIPHER_SUITE_AES_CMAC) ieee80211_aes_cmac_key_free(key->u.aes_cmac.tfm); - if (key->local) { + if (key->local) ieee80211_debugfs_key_remove(key); - key->local->crypto_tx_tailroom_needed_cnt--; - } kfree(key); } @@ -468,8 +457,6 @@ int ieee80211_key_link(struct ieee80211_key *key, ieee80211_debugfs_key_add(key); - key->local->crypto_tx_tailroom_needed_cnt++; - ret = ieee80211_key_enable_hw_accel(key); mutex_unlock(&sdata->local->key_mtx); @@ -511,12 +498,8 @@ void ieee80211_enable_keys(struct ieee80211_sub_if_data *sdata) mutex_lock(&sdata->local->key_mtx); - sdata->local->crypto_tx_tailroom_needed_cnt = 0; - - list_for_each_entry(key, &sdata->key_list, list) { - sdata->local->crypto_tx_tailroom_needed_cnt++; + list_for_each_entry(key, &sdata->key_list, list) ieee80211_key_enable_hw_accel(key); - } mutex_unlock(&sdata->local->key_mtx); } diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 456cccf26b51..d595265d6c22 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -232,9 +232,6 @@ static u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata, WARN_ON(!ieee80211_set_channel_type(local, sdata, channel_type)); } - ieee80211_stop_queues_by_reason(&sdata->local->hw, - IEEE80211_QUEUE_STOP_REASON_CSA); - /* channel_type change automatically detected */ ieee80211_hw_config(local, 0); @@ -248,9 +245,6 @@ static u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata, rcu_read_unlock(); } - ieee80211_wake_queues_by_reason(&sdata->local->hw, - IEEE80211_QUEUE_STOP_REASON_CSA); - ht_opmode = le16_to_cpu(hti->operation_mode); /* if bss configuration changed store the new one */ diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 64e0f7587e6d..3104c844b544 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1480,7 +1480,12 @@ static int ieee80211_skb_resize(struct ieee80211_local *local, { int tail_need = 0; - if (may_encrypt && local->crypto_tx_tailroom_needed_cnt) { + /* + * This could be optimised, devices that do full hardware + * crypto (including TKIP MMIC) need no tailroom... But we + * have no drivers for such devices currently. + */ + if (may_encrypt) { tail_need = IEEE80211_ENCRYPT_TAILROOM; tail_need -= skb_tailroom(skb); tail_need = max_t(int, tail_need, 0); diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c index 8041befc6555..42aa64b6b0b1 100644 --- a/net/netfilter/ipset/ip_set_core.c +++ b/net/netfilter/ipset/ip_set_core.c @@ -767,7 +767,7 @@ ip_set_destroy(struct sock *ctnl, struct sk_buff *skb, if (!attr[IPSET_ATTR_SETNAME]) { for (i = 0; i < ip_set_max; i++) { if (ip_set_list[i] != NULL && ip_set_list[i]->ref) { - ret = IPSET_ERR_BUSY; + ret = -IPSET_ERR_BUSY; goto out; } } diff --git a/net/netfilter/ipset/ip_set_hash_ipportnet.c b/net/netfilter/ipset/ip_set_hash_ipportnet.c index 4743e5402522..565a7c5b8818 100644 --- a/net/netfilter/ipset/ip_set_hash_ipportnet.c +++ b/net/netfilter/ipset/ip_set_hash_ipportnet.c @@ -146,8 +146,9 @@ hash_ipportnet4_kadt(struct ip_set *set, const struct sk_buff *skb, { const struct ip_set_hash *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_ipportnet4_elem data = - { .cidr = h->nets[0].cidr || HOST_MASK }; + struct hash_ipportnet4_elem data = { + .cidr = h->nets[0].cidr ? h->nets[0].cidr : HOST_MASK + }; if (data.cidr == 0) return -EINVAL; @@ -394,8 +395,9 @@ hash_ipportnet6_kadt(struct ip_set *set, const struct sk_buff *skb, { const struct ip_set_hash *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_ipportnet6_elem data = - { .cidr = h->nets[0].cidr || HOST_MASK }; + struct hash_ipportnet6_elem data = { + .cidr = h->nets[0].cidr ? h->nets[0].cidr : HOST_MASK + }; if (data.cidr == 0) return -EINVAL; diff --git a/net/netfilter/ipset/ip_set_hash_net.c b/net/netfilter/ipset/ip_set_hash_net.c index c4db202b7da4..2aeeabcd5a21 100644 --- a/net/netfilter/ipset/ip_set_hash_net.c +++ b/net/netfilter/ipset/ip_set_hash_net.c @@ -131,7 +131,9 @@ hash_net4_kadt(struct ip_set *set, const struct sk_buff *skb, { const struct ip_set_hash *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_net4_elem data = { .cidr = h->nets[0].cidr || HOST_MASK }; + struct hash_net4_elem data = { + .cidr = h->nets[0].cidr ? h->nets[0].cidr : HOST_MASK + }; if (data.cidr == 0) return -EINVAL; @@ -296,7 +298,9 @@ hash_net6_kadt(struct ip_set *set, const struct sk_buff *skb, { const struct ip_set_hash *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; - struct hash_net6_elem data = { .cidr = h->nets[0].cidr || HOST_MASK }; + struct hash_net6_elem data = { + .cidr = h->nets[0].cidr ? h->nets[0].cidr : HOST_MASK + }; if (data.cidr == 0) return -EINVAL; diff --git a/net/netfilter/ipset/ip_set_hash_netport.c b/net/netfilter/ipset/ip_set_hash_netport.c index d2a40362dd3a..e50d9bb8820b 100644 --- a/net/netfilter/ipset/ip_set_hash_netport.c +++ b/net/netfilter/ipset/ip_set_hash_netport.c @@ -144,7 +144,8 @@ hash_netport4_kadt(struct ip_set *set, const struct sk_buff *skb, const struct ip_set_hash *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; struct hash_netport4_elem data = { - .cidr = h->nets[0].cidr || HOST_MASK }; + .cidr = h->nets[0].cidr ? h->nets[0].cidr : HOST_MASK + }; if (data.cidr == 0) return -EINVAL; @@ -357,7 +358,8 @@ hash_netport6_kadt(struct ip_set *set, const struct sk_buff *skb, const struct ip_set_hash *h = set->data; ipset_adtfn adtfn = set->variant->adt[adt]; struct hash_netport6_elem data = { - .cidr = h->nets[0].cidr || HOST_MASK }; + .cidr = h->nets[0].cidr ? h->nets[0].cidr : HOST_MASK + }; if (data.cidr == 0) return -EINVAL; diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c index bfa808f4da13..55af2242bccd 100644 --- a/net/netfilter/ipvs/ip_vs_core.c +++ b/net/netfilter/ipvs/ip_vs_core.c @@ -1772,7 +1772,7 @@ static struct nf_hook_ops ip_vs_ops[] __read_mostly = { .owner = THIS_MODULE, .pf = PF_INET, .hooknum = NF_INET_LOCAL_IN, - .priority = 99, + .priority = NF_IP_PRI_NAT_SRC - 2, }, /* After packet filtering, forward packet through VS/DR, VS/TUN, * or VS/NAT(change destination), so that filtering rules can be @@ -1782,7 +1782,7 @@ static struct nf_hook_ops ip_vs_ops[] __read_mostly = { .owner = THIS_MODULE, .pf = PF_INET, .hooknum = NF_INET_LOCAL_IN, - .priority = 101, + .priority = NF_IP_PRI_NAT_SRC - 1, }, /* Before ip_vs_in, change source only for VS/NAT */ { @@ -1790,7 +1790,7 @@ static struct nf_hook_ops ip_vs_ops[] __read_mostly = { .owner = THIS_MODULE, .pf = PF_INET, .hooknum = NF_INET_LOCAL_OUT, - .priority = -99, + .priority = NF_IP_PRI_NAT_DST + 1, }, /* After mangle, schedule and forward local requests */ { @@ -1798,7 +1798,7 @@ static struct nf_hook_ops ip_vs_ops[] __read_mostly = { .owner = THIS_MODULE, .pf = PF_INET, .hooknum = NF_INET_LOCAL_OUT, - .priority = -98, + .priority = NF_IP_PRI_NAT_DST + 2, }, /* After packet filtering (but before ip_vs_out_icmp), catch icmp * destined for 0.0.0.0/0, which is for incoming IPVS connections */ @@ -1824,7 +1824,7 @@ static struct nf_hook_ops ip_vs_ops[] __read_mostly = { .owner = THIS_MODULE, .pf = PF_INET6, .hooknum = NF_INET_LOCAL_IN, - .priority = 99, + .priority = NF_IP6_PRI_NAT_SRC - 2, }, /* After packet filtering, forward packet through VS/DR, VS/TUN, * or VS/NAT(change destination), so that filtering rules can be @@ -1834,7 +1834,7 @@ static struct nf_hook_ops ip_vs_ops[] __read_mostly = { .owner = THIS_MODULE, .pf = PF_INET6, .hooknum = NF_INET_LOCAL_IN, - .priority = 101, + .priority = NF_IP6_PRI_NAT_SRC - 1, }, /* Before ip_vs_in, change source only for VS/NAT */ { @@ -1842,7 +1842,7 @@ static struct nf_hook_ops ip_vs_ops[] __read_mostly = { .owner = THIS_MODULE, .pf = PF_INET, .hooknum = NF_INET_LOCAL_OUT, - .priority = -99, + .priority = NF_IP6_PRI_NAT_DST + 1, }, /* After mangle, schedule and forward local requests */ { @@ -1850,7 +1850,7 @@ static struct nf_hook_ops ip_vs_ops[] __read_mostly = { .owner = THIS_MODULE, .pf = PF_INET6, .hooknum = NF_INET_LOCAL_OUT, - .priority = -98, + .priority = NF_IP6_PRI_NAT_DST + 2, }, /* After packet filtering (but before ip_vs_out_icmp), catch icmp * destined for 0.0.0.0/0, which is for incoming IPVS connections */ diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index 2e1c11f78419..f7af8b866017 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -850,7 +850,7 @@ resolve_normal_ct(struct net *net, struct nf_conn *tmpl, /* It exists; we have (non-exclusive) reference. */ if (NF_CT_DIRECTION(h) == IP_CT_DIR_REPLY) { - *ctinfo = IP_CT_ESTABLISHED + IP_CT_IS_REPLY; + *ctinfo = IP_CT_ESTABLISHED_REPLY; /* Please set reply bit if this packet OK */ *set_reply = 1; } else { @@ -922,6 +922,9 @@ nf_conntrack_in(struct net *net, u_int8_t pf, unsigned int hooknum, ret = -ret; goto out; } + /* ICMP[v6] protocol trackers may assign one conntrack. */ + if (skb->nfct) + goto out; } ct = resolve_normal_ct(net, tmpl, skb, dataoff, pf, protonum, @@ -1143,7 +1146,7 @@ static void nf_conntrack_attach(struct sk_buff *nskb, struct sk_buff *skb) /* This ICMP is in reverse direction to the packet which caused it */ ct = nf_ct_get(skb, &ctinfo); if (CTINFO2DIR(ctinfo) == IP_CT_DIR_ORIGINAL) - ctinfo = IP_CT_RELATED + IP_CT_IS_REPLY; + ctinfo = IP_CT_RELATED_REPLY; else ctinfo = IP_CT_RELATED; diff --git a/net/netfilter/nf_conntrack_ftp.c b/net/netfilter/nf_conntrack_ftp.c index e17cb7c7dd8f..6f5801eac999 100644 --- a/net/netfilter/nf_conntrack_ftp.c +++ b/net/netfilter/nf_conntrack_ftp.c @@ -368,7 +368,7 @@ static int help(struct sk_buff *skb, /* Until there's been traffic both ways, don't look in packets. */ if (ctinfo != IP_CT_ESTABLISHED && - ctinfo != IP_CT_ESTABLISHED + IP_CT_IS_REPLY) { + ctinfo != IP_CT_ESTABLISHED_REPLY) { pr_debug("ftp: Conntrackinfo = %u\n", ctinfo); return NF_ACCEPT; } diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c index 18b2ce5c8ced..f03c2d4539f6 100644 --- a/net/netfilter/nf_conntrack_h323_main.c +++ b/net/netfilter/nf_conntrack_h323_main.c @@ -571,10 +571,9 @@ static int h245_help(struct sk_buff *skb, unsigned int protoff, int ret; /* Until there's been traffic both ways, don't look in packets. */ - if (ctinfo != IP_CT_ESTABLISHED && - ctinfo != IP_CT_ESTABLISHED + IP_CT_IS_REPLY) { + if (ctinfo != IP_CT_ESTABLISHED && ctinfo != IP_CT_ESTABLISHED_REPLY) return NF_ACCEPT; - } + pr_debug("nf_ct_h245: skblen = %u\n", skb->len); spin_lock_bh(&nf_h323_lock); @@ -1125,10 +1124,9 @@ static int q931_help(struct sk_buff *skb, unsigned int protoff, int ret; /* Until there's been traffic both ways, don't look in packets. */ - if (ctinfo != IP_CT_ESTABLISHED && - ctinfo != IP_CT_ESTABLISHED + IP_CT_IS_REPLY) { + if (ctinfo != IP_CT_ESTABLISHED && ctinfo != IP_CT_ESTABLISHED_REPLY) return NF_ACCEPT; - } + pr_debug("nf_ct_q931: skblen = %u\n", skb->len); spin_lock_bh(&nf_h323_lock); diff --git a/net/netfilter/nf_conntrack_irc.c b/net/netfilter/nf_conntrack_irc.c index b394aa318776..4f9390b98697 100644 --- a/net/netfilter/nf_conntrack_irc.c +++ b/net/netfilter/nf_conntrack_irc.c @@ -125,8 +125,7 @@ static int help(struct sk_buff *skb, unsigned int protoff, return NF_ACCEPT; /* Until there's been traffic both ways, don't look in packets. */ - if (ctinfo != IP_CT_ESTABLISHED && - ctinfo != IP_CT_ESTABLISHED + IP_CT_IS_REPLY) + if (ctinfo != IP_CT_ESTABLISHED && ctinfo != IP_CT_ESTABLISHED_REPLY) return NF_ACCEPT; /* Not a full tcp header? */ diff --git a/net/netfilter/nf_conntrack_pptp.c b/net/netfilter/nf_conntrack_pptp.c index 088944824e13..2fd4565144de 100644 --- a/net/netfilter/nf_conntrack_pptp.c +++ b/net/netfilter/nf_conntrack_pptp.c @@ -519,8 +519,7 @@ conntrack_pptp_help(struct sk_buff *skb, unsigned int protoff, u_int16_t msg; /* don't do any tracking before tcp handshake complete */ - if (ctinfo != IP_CT_ESTABLISHED && - ctinfo != IP_CT_ESTABLISHED + IP_CT_IS_REPLY) + if (ctinfo != IP_CT_ESTABLISHED && ctinfo != IP_CT_ESTABLISHED_REPLY) return NF_ACCEPT; nexthdr_off = protoff; diff --git a/net/netfilter/nf_conntrack_sane.c b/net/netfilter/nf_conntrack_sane.c index d9e27734b2a2..8501823b3f9b 100644 --- a/net/netfilter/nf_conntrack_sane.c +++ b/net/netfilter/nf_conntrack_sane.c @@ -78,7 +78,7 @@ static int help(struct sk_buff *skb, ct_sane_info = &nfct_help(ct)->help.ct_sane_info; /* Until there's been traffic both ways, don't look in packets. */ if (ctinfo != IP_CT_ESTABLISHED && - ctinfo != IP_CT_ESTABLISHED+IP_CT_IS_REPLY) + ctinfo != IP_CT_ESTABLISHED_REPLY) return NF_ACCEPT; /* Not a full tcp header? */ diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c index cb5a28581782..93faf6a3a637 100644 --- a/net/netfilter/nf_conntrack_sip.c +++ b/net/netfilter/nf_conntrack_sip.c @@ -1423,7 +1423,7 @@ static int sip_help_tcp(struct sk_buff *skb, unsigned int protoff, typeof(nf_nat_sip_seq_adjust_hook) nf_nat_sip_seq_adjust; if (ctinfo != IP_CT_ESTABLISHED && - ctinfo != IP_CT_ESTABLISHED + IP_CT_IS_REPLY) + ctinfo != IP_CT_ESTABLISHED_REPLY) return NF_ACCEPT; /* No Data ? */ diff --git a/net/netfilter/xt_socket.c b/net/netfilter/xt_socket.c index 9cc46356b577..fe39f7e913df 100644 --- a/net/netfilter/xt_socket.c +++ b/net/netfilter/xt_socket.c @@ -143,9 +143,9 @@ socket_match(const struct sk_buff *skb, struct xt_action_param *par, ct = nf_ct_get(skb, &ctinfo); if (ct && !nf_ct_is_untracked(ct) && ((iph->protocol != IPPROTO_ICMP && - ctinfo == IP_CT_IS_REPLY + IP_CT_ESTABLISHED) || + ctinfo == IP_CT_ESTABLISHED_REPLY) || (iph->protocol == IPPROTO_ICMP && - ctinfo == IP_CT_IS_REPLY + IP_CT_RELATED)) && + ctinfo == IP_CT_RELATED_REPLY)) && (ct->status & IPS_SRC_NAT_DONE)) { daddr = ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.u3.ip; diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index ba248d93399a..c0c3cda19712 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -804,6 +804,7 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev, } else { h.h2->tp_vlan_tci = 0; } + h.h2->tp_padding = 0; hdrlen = sizeof(*h.h2); break; default: @@ -1736,6 +1737,7 @@ static int packet_recvmsg(struct kiocb *iocb, struct socket *sock, } else { aux.tp_vlan_tci = 0; } + aux.tp_padding = 0; put_cmsg(msg, SOL_PACKET, PACKET_AUXDATA, sizeof(aux), &aux); } diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index b1721d71c27c..b4c680900d7a 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -251,9 +251,8 @@ static void dev_watchdog(unsigned long arg) } if (some_queue_timedout) { - char drivername[64]; WARN_ONCE(1, KERN_INFO "NETDEV WATCHDOG: %s (%s): transmit queue %u timed out\n", - dev->name, netdev_drivername(dev, drivername, 64), i); + dev->name, netdev_drivername(dev), i); dev->netdev_ops->ndo_tx_timeout(dev); } if (!mod_timer(&dev->watchdog_timer, diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 88a565f130a5..98fa8eb6cc4b 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3406,11 +3406,11 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) i = 0; if (info->attrs[NL80211_ATTR_SCAN_SSIDS]) { nla_for_each_nested(attr, info->attrs[NL80211_ATTR_SCAN_SSIDS], tmp) { - request->ssids[i].ssid_len = nla_len(attr); - if (request->ssids[i].ssid_len > IEEE80211_MAX_SSID_LEN) { + if (nla_len(attr) > IEEE80211_MAX_SSID_LEN) { err = -EINVAL; goto out_free; } + request->ssids[i].ssid_len = nla_len(attr); memcpy(request->ssids[i].ssid, nla_data(attr), nla_len(attr)); i++; } @@ -3572,12 +3572,11 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, if (info->attrs[NL80211_ATTR_SCAN_SSIDS]) { nla_for_each_nested(attr, info->attrs[NL80211_ATTR_SCAN_SSIDS], tmp) { - request->ssids[i].ssid_len = nla_len(attr); - if (request->ssids[i].ssid_len > - IEEE80211_MAX_SSID_LEN) { + if (nla_len(attr) > IEEE80211_MAX_SSID_LEN) { err = -EINVAL; goto out_free; } + request->ssids[i].ssid_len = nla_len(attr); memcpy(request->ssids[i].ssid, nla_data(attr), nla_len(attr)); i++; diff --git a/net/xfrm/xfrm_replay.c b/net/xfrm/xfrm_replay.c index 47f1b8638df9..b11ea692bd7d 100644 --- a/net/xfrm/xfrm_replay.c +++ b/net/xfrm/xfrm_replay.c @@ -265,7 +265,7 @@ static void xfrm_replay_advance_bmp(struct xfrm_state *x, __be32 net_seq) bitnr = bitnr & 0x1F; replay_esn->bmp[nr] |= (1U << bitnr); } else { - nr = replay_esn->replay_window >> 5; + nr = (replay_esn->replay_window - 1) >> 5; for (i = 0; i <= nr; i++) replay_esn->bmp[i] = 0; @@ -471,7 +471,7 @@ static void xfrm_replay_advance_esn(struct xfrm_state *x, __be32 net_seq) bitnr = bitnr & 0x1F; replay_esn->bmp[nr] |= (1U << bitnr); } else { - nr = replay_esn->replay_window >> 5; + nr = (replay_esn->replay_window - 1) >> 5; for (i = 0; i <= nr; i++) replay_esn->bmp[i] = 0; diff --git a/scripts/Makefile.asm-generic b/scripts/Makefile.asm-generic index 490122c3e2aa..40caf3c26cd5 100644 --- a/scripts/Makefile.asm-generic +++ b/scripts/Makefile.asm-generic @@ -17,6 +17,7 @@ quiet_cmd_wrap = WRAP $@ cmd_wrap = echo "\#include <asm-generic/$*.h>" >$@ all: $(patsubst %, $(obj)/%, $(generic-y)) + @: $(obj)/%.h: $(call cmd,wrap) diff --git a/scripts/depmod.sh b/scripts/depmod.sh new file mode 100755 index 000000000000..3b029cba2baf --- /dev/null +++ b/scripts/depmod.sh @@ -0,0 +1,48 @@ +#!/bin/sh +# +# A depmod wrapper used by the toplevel Makefile + +if test $# -ne 2; then + echo "Usage: $0 /sbin/depmod <kernelrelease>" >&2 + exit 1 +fi +DEPMOD=$1 +KERNELRELEASE=$2 + +if ! "$DEPMOD" -V 2>/dev/null | grep -q module-init-tools; then + echo "Warning: you may need to install module-init-tools" >&2 + echo "See http://www.codemonkey.org.uk/docs/post-halloween-2.6.txt" >&2 + sleep 1 +fi + +if ! test -r System.map -a -x "$DEPMOD"; then + exit 0 +fi +# older versions of depmod require the version string to start with three +# numbers, so we cheat with a symlink here +depmod_hack_needed=true +mkdir -p .tmp_depmod/lib/modules/$KERNELRELEASE +if "$DEPMOD" -b .tmp_depmod $KERNELRELEASE 2>/dev/null; then + if test -e .tmp_depmod/lib/modules/$KERNELRELEASE/modules.dep -o \ + -e .tmp_depmod/lib/modules/$KERNELRELEASE/modules.dep.bin; then + depmod_hack_needed=false + fi +fi +if $depmod_hack_needed; then + symlink="$INSTALL_MOD_PATH/lib/modules/99.98.$KERNELRELEASE" + ln -s "$KERNELRELEASE" "$symlink" + KERNELRELEASE=99.98.$KERNELRELEASE +fi + +set -- -ae -F System.map +if test -n "$INSTALL_MOD_PATH"; then + set -- "$@" -b "$INSTALL_MOD_PATH" +fi +"$DEPMOD" "$@" "$KERNELRELEASE" +ret=$? + +if $depmod_hack_needed; then + rm -f "$symlink" +fi + +exit $ret diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c index ec1bcecf2cda..3d2fd141dff7 100644 --- a/security/apparmor/lsm.c +++ b/security/apparmor/lsm.c @@ -612,7 +612,7 @@ static int apparmor_setprocattr(struct task_struct *task, char *name, static int apparmor_task_setrlimit(struct task_struct *task, unsigned int resource, struct rlimit *new_rlim) { - struct aa_profile *profile = aa_current_profile(); + struct aa_profile *profile = __aa_current_profile(); int error = 0; if (!unconfined(profile)) diff --git a/security/tomoyo/mount.c b/security/tomoyo/mount.c index 162a864dba24..9fc2e15841c9 100644 --- a/security/tomoyo/mount.c +++ b/security/tomoyo/mount.c @@ -138,7 +138,7 @@ static int tomoyo_mount_acl(struct tomoyo_request_info *r, char *dev_name, } if (need_dev) { /* Get mount point or device file. */ - if (kern_path(dev_name, LOOKUP_FOLLOW, &path)) { + if (!dev_name || kern_path(dev_name, LOOKUP_FOLLOW, &path)) { error = -ENOENT; goto out; } diff --git a/sound/core/misc.c b/sound/core/misc.c index 2c41825c836e..eb9fe2e1d291 100644 --- a/sound/core/misc.c +++ b/sound/core/misc.c @@ -58,26 +58,6 @@ static const char *sanity_file_name(const char *path) else return path; } - -/* print file and line with a certain printk prefix */ -static int print_snd_pfx(unsigned int level, const char *path, int line, - const char *format) -{ - const char *file = sanity_file_name(path); - char tmp[] = "<0>"; - const char *pfx = level ? KERN_DEBUG : KERN_DEFAULT; - int ret = 0; - - if (format[0] == '<' && format[2] == '>') { - tmp[1] = format[1]; - pfx = tmp; - ret = 1; - } - printk("%sALSA %s:%d: ", pfx, file, line); - return ret; -} -#else -#define print_snd_pfx(level, path, line, format) 0 #endif #if defined(CONFIG_SND_DEBUG) || defined(CONFIG_SND_VERBOSE_PRINTK) @@ -85,15 +65,29 @@ void __snd_printk(unsigned int level, const char *path, int line, const char *format, ...) { va_list args; - +#ifdef CONFIG_SND_VERBOSE_PRINTK + struct va_format vaf; + char verbose_fmt[] = KERN_DEFAULT "ALSA %s:%d %pV"; +#endif + #ifdef CONFIG_SND_DEBUG if (debug < level) return; #endif + va_start(args, format); - if (print_snd_pfx(level, path, line, format)) - format += 3; /* skip the printk level-prefix */ +#ifdef CONFIG_SND_VERBOSE_PRINTK + vaf.fmt = format; + vaf.va = &args; + if (format[0] == '<' && format[2] == '>') { + memcpy(verbose_fmt, format, 3); + vaf.fmt = format + 3; + } else if (level) + memcpy(verbose_fmt, KERN_DEBUG, 3); + printk(verbose_fmt, sanity_file_name(path), line, &vaf); +#else vprintk(format, args); +#endif va_end(args); } EXPORT_SYMBOL_GPL(__snd_printk); diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index 3e6b9a8539c2..694b9daf691f 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -3102,6 +3102,7 @@ static const struct snd_pci_quirk cxt5066_cfg_tbl[] = { SND_PCI_QUIRK(0x17aa, 0x38af, "Lenovo G560", CXT5066_ASUS), SND_PCI_QUIRK(0x17aa, 0x3938, "Lenovo G565", CXT5066_AUTO), SND_PCI_QUIRK_VENDOR(0x17aa, "Lenovo", CXT5066_IDEAPAD), /* Fallback for Lenovos without dock mic */ + SND_PCI_QUIRK(0x1b0a, 0x2092, "CyberpowerPC Gamer Xplorer N57001", CXT5066_AUTO), {} }; diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 7a4e10002f56..43fcfbd32847 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -1141,6 +1141,13 @@ static void update_speakers(struct hda_codec *codec) struct alc_spec *spec = codec->spec; int on; + /* Control HP pins/amps depending on master_mute state; + * in general, HP pins/amps control should be enabled in all cases, + * but currently set only for master_mute, just to be safe + */ + do_automute(codec, ARRAY_SIZE(spec->autocfg.hp_pins), + spec->autocfg.hp_pins, spec->master_mute, true); + if (!spec->automute) on = 0; else @@ -6201,11 +6208,6 @@ static const struct snd_kcontrol_new alc260_input_mixer[] = { /* update HP, line and mono out pins according to the master switch */ static void alc260_hp_master_update(struct hda_codec *codec) { - struct alc_spec *spec = codec->spec; - - /* change HP pins */ - do_automute(codec, ARRAY_SIZE(spec->autocfg.hp_pins), - spec->autocfg.hp_pins, spec->master_mute, true); update_speakers(codec); } @@ -11924,7 +11926,7 @@ static const struct hda_verb alc262_nec_verbs[] = { * 0x1b = port replicator headphone out */ -#define ALC_HP_EVENT 0x37 +#define ALC_HP_EVENT ALC880_HP_EVENT static const struct hda_verb alc262_fujitsu_unsol_verbs[] = { {0x14, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | ALC_HP_EVENT}, @@ -13860,6 +13862,7 @@ static const struct snd_pci_quirk alc268_cfg_tbl[] = { SND_PCI_QUIRK(0x1025, 0x015b, "Acer Aspire One", ALC268_ACER_ASPIRE_ONE), SND_PCI_QUIRK(0x1028, 0x0253, "Dell OEM", ALC268_DELL), + SND_PCI_QUIRK(0x1028, 0x02b0, "Dell Inspiron 910", ALC268_AUTO), SND_PCI_QUIRK_MASK(0x1028, 0xfff0, 0x02b0, "Dell Inspiron Mini9/Vostro A90", ALC268_DELL), /* almost compatible with toshiba but with optional digital outs; diff --git a/sound/soc/atmel/atmel_ssc_dai.c b/sound/soc/atmel/atmel_ssc_dai.c index 7fbfa051f6e1..eda955b15834 100644 --- a/sound/soc/atmel/atmel_ssc_dai.c +++ b/sound/soc/atmel/atmel_ssc_dai.c @@ -848,9 +848,10 @@ int atmel_ssc_set_audio(int ssc_id) if (IS_ERR(ssc)) pr_warn("Unable to parent ASoC SSC DAI on SSC: %ld\n", PTR_ERR(ssc)); - else + else { ssc_pdev->dev.parent = &(ssc->pdev->dev); - ssc_free(ssc); + ssc_free(ssc); + } ret = platform_device_add(ssc_pdev); if (ret < 0) diff --git a/sound/soc/blackfin/bf5xx-ad1836.c b/sound/soc/blackfin/bf5xx-ad1836.c index ea4951cf5526..f79d1655e035 100644 --- a/sound/soc/blackfin/bf5xx-ad1836.c +++ b/sound/soc/blackfin/bf5xx-ad1836.c @@ -75,7 +75,7 @@ static struct snd_soc_dai_link bf5xx_ad1836_dai[] = { .cpu_dai_name = "bfin-tdm.0", .codec_dai_name = "ad1836-hifi", .platform_name = "bfin-tdm-pcm-audio", - .codec_name = "ad1836.0", + .codec_name = "spi0.4", .ops = &bf5xx_ad1836_ops, }, { @@ -84,7 +84,7 @@ static struct snd_soc_dai_link bf5xx_ad1836_dai[] = { .cpu_dai_name = "bfin-tdm.1", .codec_dai_name = "ad1836-hifi", .platform_name = "bfin-tdm-pcm-audio", - .codec_name = "ad1836.0", + .codec_name = "spi0.4", .ops = &bf5xx_ad1836_ops, }, }; diff --git a/sound/soc/codecs/ad1836.c b/sound/soc/codecs/ad1836.c index ab63d52e36e1..754c496412bd 100644 --- a/sound/soc/codecs/ad1836.c +++ b/sound/soc/codecs/ad1836.c @@ -145,22 +145,22 @@ static int ad1836_hw_params(struct snd_pcm_substream *substream, /* bit size */ switch (params_format(params)) { case SNDRV_PCM_FORMAT_S16_LE: - word_len = 3; + word_len = AD1836_WORD_LEN_16; break; case SNDRV_PCM_FORMAT_S20_3LE: - word_len = 1; + word_len = AD1836_WORD_LEN_20; break; case SNDRV_PCM_FORMAT_S24_LE: case SNDRV_PCM_FORMAT_S32_LE: - word_len = 0; + word_len = AD1836_WORD_LEN_24; break; } - snd_soc_update_bits(codec, AD1836_DAC_CTRL1, - AD1836_DAC_WORD_LEN_MASK, word_len); + snd_soc_update_bits(codec, AD1836_DAC_CTRL1, AD1836_DAC_WORD_LEN_MASK, + word_len << AD1836_DAC_WORD_LEN_OFFSET); - snd_soc_update_bits(codec, AD1836_ADC_CTRL2, - AD1836_ADC_WORD_LEN_MASK, word_len); + snd_soc_update_bits(codec, AD1836_ADC_CTRL2, AD1836_ADC_WORD_LEN_MASK, + word_len << AD1836_ADC_WORD_OFFSET); return 0; } diff --git a/sound/soc/codecs/ad1836.h b/sound/soc/codecs/ad1836.h index 845596717fdf..9d6a3f8f8aaf 100644 --- a/sound/soc/codecs/ad1836.h +++ b/sound/soc/codecs/ad1836.h @@ -25,6 +25,7 @@ #define AD1836_DAC_SERFMT_PCK256 (0x4 << 5) #define AD1836_DAC_SERFMT_PCK128 (0x5 << 5) #define AD1836_DAC_WORD_LEN_MASK 0x18 +#define AD1836_DAC_WORD_LEN_OFFSET 3 #define AD1836_DAC_CTRL2 1 #define AD1836_DACL1_MUTE 0 @@ -51,6 +52,7 @@ #define AD1836_ADCL2_MUTE 2 #define AD1836_ADCR2_MUTE 3 #define AD1836_ADC_WORD_LEN_MASK 0x30 +#define AD1836_ADC_WORD_OFFSET 5 #define AD1836_ADC_SERFMT_MASK (7 << 6) #define AD1836_ADC_SERFMT_PCK256 (0x4 << 6) #define AD1836_ADC_SERFMT_PCK128 (0x5 << 6) @@ -60,4 +62,8 @@ #define AD1836_NUM_REGS 16 +#define AD1836_WORD_LEN_24 0x0 +#define AD1836_WORD_LEN_20 0x1 +#define AD1836_WORD_LEN_16 0x2 + #endif diff --git a/sound/soc/codecs/wm8804.c b/sound/soc/codecs/wm8804.c index 6785688f8806..9a5e67c5a6bd 100644 --- a/sound/soc/codecs/wm8804.c +++ b/sound/soc/codecs/wm8804.c @@ -680,20 +680,25 @@ static struct snd_soc_dai_ops wm8804_dai_ops = { #define WM8804_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE) +#define WM8804_RATES (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | \ + SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_64000 | \ + SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | \ + SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000) + static struct snd_soc_dai_driver wm8804_dai = { .name = "wm8804-spdif", .playback = { .stream_name = "Playback", .channels_min = 2, .channels_max = 2, - .rates = SNDRV_PCM_RATE_8000_192000, + .rates = WM8804_RATES, .formats = WM8804_FORMATS, }, .capture = { .stream_name = "Capture", .channels_min = 2, .channels_max = 2, - .rates = SNDRV_PCM_RATE_8000_192000, + .rates = WM8804_RATES, .formats = WM8804_FORMATS, }, .ops = &wm8804_dai_ops, diff --git a/sound/soc/codecs/wm8915.c b/sound/soc/codecs/wm8915.c index a0b1a7278284..e2ab4fac2819 100644 --- a/sound/soc/codecs/wm8915.c +++ b/sound/soc/codecs/wm8915.c @@ -1839,7 +1839,7 @@ static int wm8915_set_sysclk(struct snd_soc_dai *dai, int old; /* Disable SYSCLK while we reconfigure */ - old = snd_soc_read(codec, WM8915_AIF_CLOCKING_1); + old = snd_soc_read(codec, WM8915_AIF_CLOCKING_1) & WM8915_SYSCLK_ENA; snd_soc_update_bits(codec, WM8915_AIF_CLOCKING_1, WM8915_SYSCLK_ENA, 0); @@ -2038,6 +2038,7 @@ static int wm8915_set_fll(struct snd_soc_codec *codec, int fll_id, int source, break; case WM8915_FLL_MCLK2: reg = 1; + break; case WM8915_FLL_DACLRCLK1: reg = 2; break; diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c index f90ae427242b..5e05eed96c38 100644 --- a/sound/soc/codecs/wm8962.c +++ b/sound/soc/codecs/wm8962.c @@ -1999,12 +1999,12 @@ static int wm8962_put_hp_sw(struct snd_kcontrol *kcontrol, return 0; /* If the left PGA is enabled hit that VU bit... */ - if (reg_cache[WM8962_PWR_MGMT_2] & WM8962_HPOUTL_PGA_ENA) + if (snd_soc_read(codec, WM8962_PWR_MGMT_2) & WM8962_HPOUTL_PGA_ENA) return snd_soc_write(codec, WM8962_HPOUTL_VOLUME, reg_cache[WM8962_HPOUTL_VOLUME]); /* ...otherwise the right. The VU is stereo. */ - if (reg_cache[WM8962_PWR_MGMT_2] & WM8962_HPOUTR_PGA_ENA) + if (snd_soc_read(codec, WM8962_PWR_MGMT_2) & WM8962_HPOUTR_PGA_ENA) return snd_soc_write(codec, WM8962_HPOUTR_VOLUME, reg_cache[WM8962_HPOUTR_VOLUME]); diff --git a/sound/soc/fsl/fsl_dma.c b/sound/soc/fsl/fsl_dma.c index 15dac0f20cd8..6680c0b4d203 100644 --- a/sound/soc/fsl/fsl_dma.c +++ b/sound/soc/fsl/fsl_dma.c @@ -310,7 +310,7 @@ static int fsl_dma_new(struct snd_card *card, struct snd_soc_dai *dai, * should allocate a DMA buffer only for the streams that are valid. */ - if (dai->driver->playback.channels_min) { + if (pcm->streams[0].substream) { ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, card->dev, fsl_dma_hardware.buffer_bytes_max, &pcm->streams[0].substream->dma_buffer); @@ -320,13 +320,13 @@ static int fsl_dma_new(struct snd_card *card, struct snd_soc_dai *dai, } } - if (dai->driver->capture.channels_min) { + if (pcm->streams[1].substream) { ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, card->dev, fsl_dma_hardware.buffer_bytes_max, &pcm->streams[1].substream->dma_buffer); if (ret) { - snd_dma_free_pages(&pcm->streams[0].substream->dma_buffer); dev_err(card->dev, "can't alloc capture dma buffer\n"); + snd_dma_free_pages(&pcm->streams[0].substream->dma_buffer); return ret; } } @@ -449,7 +449,8 @@ static int fsl_dma_open(struct snd_pcm_substream *substream) dma_private->ld_buf_phys = ld_buf_phys; dma_private->dma_buf_phys = substream->dma_buffer.addr; - ret = request_irq(dma_private->irq, fsl_dma_isr, 0, "DMA", dma_private); + ret = request_irq(dma_private->irq, fsl_dma_isr, 0, "fsldma-audio", + dma_private); if (ret) { dev_err(dev, "can't register ISR for IRQ %u (ret=%i)\n", dma_private->irq, ret); diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c index ffa09b3b2caa..992a732b5211 100644 --- a/sound/soc/samsung/i2s.c +++ b/sound/soc/samsung/i2s.c @@ -191,7 +191,7 @@ static inline bool tx_active(struct i2s_dai *i2s) if (!i2s) return false; - active = readl(i2s->addr + I2SMOD); + active = readl(i2s->addr + I2SCON); if (is_secondary(i2s)) active &= CON_TXSDMA_ACTIVE; @@ -223,7 +223,7 @@ static inline bool rx_active(struct i2s_dai *i2s) if (!i2s) return false; - active = readl(i2s->addr + I2SMOD) & CON_RXDMA_ACTIVE; + active = readl(i2s->addr + I2SCON) & CON_RXDMA_ACTIVE; return active ? true : false; } diff --git a/sound/soc/soc-cache.c b/sound/soc/soc-cache.c index 06b7b81a1601..c005ceb70c9d 100644 --- a/sound/soc/soc-cache.c +++ b/sound/soc/soc-cache.c @@ -466,6 +466,9 @@ static bool snd_soc_set_cache_val(void *base, unsigned int idx, static unsigned int snd_soc_get_cache_val(const void *base, unsigned int idx, unsigned int word_size) { + if (!base) + return -1; + switch (word_size) { case 1: { const u8 *cache = base; diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 776e6f418306..32ab7fc4579a 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -350,9 +350,9 @@ static int dapm_is_shared_kcontrol(struct snd_soc_dapm_context *dapm, } /* create new dapm mixer control */ -static int dapm_new_mixer(struct snd_soc_dapm_context *dapm, - struct snd_soc_dapm_widget *w) +static int dapm_new_mixer(struct snd_soc_dapm_widget *w) { + struct snd_soc_dapm_context *dapm = w->dapm; int i, ret = 0; size_t name_len, prefix_len; struct snd_soc_dapm_path *path; @@ -450,9 +450,9 @@ static int dapm_new_mixer(struct snd_soc_dapm_context *dapm, } /* create new dapm mux control */ -static int dapm_new_mux(struct snd_soc_dapm_context *dapm, - struct snd_soc_dapm_widget *w) +static int dapm_new_mux(struct snd_soc_dapm_widget *w) { + struct snd_soc_dapm_context *dapm = w->dapm; struct snd_soc_dapm_path *path = NULL; struct snd_kcontrol *kcontrol; struct snd_card *card = dapm->card->snd_card; @@ -535,8 +535,7 @@ static int dapm_new_mux(struct snd_soc_dapm_context *dapm, } /* create new dapm volume control */ -static int dapm_new_pga(struct snd_soc_dapm_context *dapm, - struct snd_soc_dapm_widget *w) +static int dapm_new_pga(struct snd_soc_dapm_widget *w) { if (w->num_kcontrols) dev_err(w->dapm->dev, @@ -1826,13 +1825,13 @@ int snd_soc_dapm_new_widgets(struct snd_soc_dapm_context *dapm) case snd_soc_dapm_mixer: case snd_soc_dapm_mixer_named_ctl: w->power_check = dapm_generic_check_power; - dapm_new_mixer(dapm, w); + dapm_new_mixer(w); break; case snd_soc_dapm_mux: case snd_soc_dapm_virt_mux: case snd_soc_dapm_value_mux: w->power_check = dapm_generic_check_power; - dapm_new_mux(dapm, w); + dapm_new_mux(w); break; case snd_soc_dapm_adc: case snd_soc_dapm_aif_out: @@ -1845,7 +1844,7 @@ int snd_soc_dapm_new_widgets(struct snd_soc_dapm_context *dapm) case snd_soc_dapm_pga: case snd_soc_dapm_out_drv: w->power_check = dapm_generic_check_power; - dapm_new_pga(dapm, w); + dapm_new_pga(w); break; case snd_soc_dapm_input: case snd_soc_dapm_output: diff --git a/tools/perf/util/PERF-VERSION-GEN b/tools/perf/util/PERF-VERSION-GEN index 26d4d3fd6deb..9c5fb4d93824 100755 --- a/tools/perf/util/PERF-VERSION-GEN +++ b/tools/perf/util/PERF-VERSION-GEN @@ -23,12 +23,7 @@ if test -d ../../.git -o -f ../../.git && then VN=$(echo "$VN" | sed -e 's/-/./g'); else - eval $(grep '^VERSION[[:space:]]*=' ../../Makefile|tr -d ' ') - eval $(grep '^PATCHLEVEL[[:space:]]*=' ../../Makefile|tr -d ' ') - eval $(grep '^SUBLEVEL[[:space:]]*=' ../../Makefile|tr -d ' ') - eval $(grep '^EXTRAVERSION[[:space:]]*=' ../../Makefile|tr -d ' ') - - VN="${VERSION}.${PATCHLEVEL}.${SUBLEVEL}${EXTRAVERSION}" + VN=$(make -sC ../.. kernelversion) fi VN=$(expr "$VN" : v*'\(.*\)') |