diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-11-02 15:32:53 -1000 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-11-02 15:32:53 -1000 |
commit | c9cacf7db3e4802fd38cf7a7cbee4db2528bd256 (patch) | |
tree | e8766aeaa44d4e2d4731cda8606f05556765e840 /arch/arm | |
parent | 8c04bddc27d60df8ca5cb5bea40374c3ca1d75fc (diff) | |
parent | c7368ddba2ffcc5d200122c5bb122c3825ecb976 (diff) |
Merge tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
Pull ARM updates from Russell King:
- fix some kernel-doc warnings
- fix stack depot IRQ stack filter
- cast memset() byte to unsigned char
- explicitly include correct DI includes
- fix ARCH_LOW_ADDRESS_LIMIT with CONFIG_ZONE_DMA
- fix get_user() problems when linker uses a veneer
- make including linux/uaccess.h self-contained on ARM
* tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm:
ARM: 9326/1: make <linux/uaccess.h> self-contained for ARM
ARM: 9324/1: fix get_user() broken with veneer
ARM: 9323/1: mm: Fix ARCH_LOW_ADDRESS_LIMIT when CONFIG_ZONE_DMA
ARM: 9322/1: Explicitly include correct DT includes
ARM: 9321/1: memset: cast the constant byte to unsigned char
ARM: 9320/1: fix stack depot IRQ stack filter
ARM: 9319/1: sa1111: fix sa1111_probe kernel-doc warnings
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/common/sa1111.c | 27 | ||||
-rw-r--r-- | arch/arm/include/asm/dma.h | 3 | ||||
-rw-r--r-- | arch/arm/include/asm/domain.h | 2 | ||||
-rw-r--r-- | arch/arm/include/asm/exception.h | 4 | ||||
-rw-r--r-- | arch/arm/include/asm/traps.h | 3 | ||||
-rw-r--r-- | arch/arm/include/asm/uaccess.h | 15 | ||||
-rw-r--r-- | arch/arm/kernel/devtree.c | 1 | ||||
-rw-r--r-- | arch/arm/kernel/setup.c | 2 | ||||
-rw-r--r-- | arch/arm/lib/memset.S | 1 |
9 files changed, 25 insertions, 33 deletions
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c index 77c83ba81715..1fbd7363cf11 100644 --- a/arch/arm/common/sa1111.c +++ b/arch/arm/common/sa1111.c @@ -785,19 +785,6 @@ sa1111_init_one_child(struct sa1111 *sachip, struct resource *parent, return ret; } -/** - * sa1111_probe - probe for a single SA1111 chip. - * @phys_addr: physical address of device. - * - * Probe for a SA1111 chip. This must be called - * before any other SA1111-specific code. - * - * Returns: - * %-ENODEV device not found. - * %-EBUSY physical address already marked in-use. - * %-EINVAL no platform data passed - * %0 successful. - */ static int __sa1111_probe(struct device *me, struct resource *mem, int irq) { struct sa1111_platform_data *pd = me->platform_data; @@ -1108,6 +1095,20 @@ static int sa1111_resume_noirq(struct device *dev) #define sa1111_resume_noirq NULL #endif +/** + * sa1111_probe - probe for a single SA1111 chip. + * @pdev: platform device. + * + * Probe for a SA1111 chip. This must be called + * before any other SA1111-specific code. + * + * Returns: + * * %-ENODEV - device not found. + * * %-ENOMEM - memory allocation failure. + * * %-EBUSY - physical address already marked in-use. + * * %-EINVAL - no platform data passed + * * %0 - successful. + */ static int sa1111_probe(struct platform_device *pdev) { struct resource *mem; diff --git a/arch/arm/include/asm/dma.h b/arch/arm/include/asm/dma.h index c6aded1b069c..e2a1916013e7 100644 --- a/arch/arm/include/asm/dma.h +++ b/arch/arm/include/asm/dma.h @@ -12,6 +12,9 @@ extern phys_addr_t arm_dma_zone_size; \ arm_dma_zone_size && arm_dma_zone_size < (0x100000000ULL - PAGE_OFFSET) ? \ (PAGE_OFFSET + arm_dma_zone_size) : 0xffffffffUL; }) + +extern phys_addr_t arm_dma_limit; +#define ARCH_LOW_ADDRESS_LIMIT arm_dma_limit #endif #ifdef CONFIG_ISA_DMA_API diff --git a/arch/arm/include/asm/domain.h b/arch/arm/include/asm/domain.h index 41536feb4392..d48859fdf32c 100644 --- a/arch/arm/include/asm/domain.h +++ b/arch/arm/include/asm/domain.h @@ -8,8 +8,8 @@ #define __ASM_PROC_DOMAIN_H #ifndef __ASSEMBLY__ +#include <linux/thread_info.h> #include <asm/barrier.h> -#include <asm/thread_info.h> #endif /* diff --git a/arch/arm/include/asm/exception.h b/arch/arm/include/asm/exception.h index 58e039a851af..3c82975d46db 100644 --- a/arch/arm/include/asm/exception.h +++ b/arch/arm/include/asm/exception.h @@ -10,10 +10,6 @@ #include <linux/interrupt.h> -#ifdef CONFIG_FUNCTION_GRAPH_TRACER #define __exception_irq_entry __irq_entry -#else -#define __exception_irq_entry -#endif #endif /* __ASM_ARM_EXCEPTION_H */ diff --git a/arch/arm/include/asm/traps.h b/arch/arm/include/asm/traps.h index 0aaefe3e1700..2621b9fb9b19 100644 --- a/arch/arm/include/asm/traps.h +++ b/arch/arm/include/asm/traps.h @@ -2,6 +2,7 @@ #ifndef _ASMARM_TRAP_H #define _ASMARM_TRAP_H +#include <linux/linkage.h> #include <linux/list.h> struct pt_regs; @@ -28,7 +29,7 @@ static inline int __in_irqentry_text(unsigned long ptr) ptr < (unsigned long)&__irqentry_text_end; } -extern void __init early_trap_init(void *); +extern void early_trap_init(void *); extern void dump_backtrace_entry(unsigned long where, unsigned long from, unsigned long frame, const char *loglvl); extern void ptrace_break(struct pt_regs *regs); diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h index bb5c81823117..9556d04387f7 100644 --- a/arch/arm/include/asm/uaccess.h +++ b/arch/arm/include/asm/uaccess.h @@ -8,6 +8,7 @@ /* * User space memory access functions */ +#include <linux/kernel.h> #include <linux/string.h> #include <asm/page.h> #include <asm/domain.h> @@ -109,16 +110,6 @@ extern int __get_user_64t_1(void *); extern int __get_user_64t_2(void *); extern int __get_user_64t_4(void *); -#define __GUP_CLOBBER_1 "lr", "cc" -#ifdef CONFIG_CPU_USE_DOMAINS -#define __GUP_CLOBBER_2 "ip", "lr", "cc" -#else -#define __GUP_CLOBBER_2 "lr", "cc" -#endif -#define __GUP_CLOBBER_4 "lr", "cc" -#define __GUP_CLOBBER_32t_8 "lr", "cc" -#define __GUP_CLOBBER_8 "lr", "cc" - #define __get_user_x(__r2, __p, __e, __l, __s) \ __asm__ __volatile__ ( \ __asmeq("%0", "r0") __asmeq("%1", "r2") \ @@ -126,7 +117,7 @@ extern int __get_user_64t_4(void *); "bl __get_user_" #__s \ : "=&r" (__e), "=r" (__r2) \ : "0" (__p), "r" (__l) \ - : __GUP_CLOBBER_##__s) + : "ip", "lr", "cc") /* narrowing a double-word get into a single 32bit word register: */ #ifdef __ARMEB__ @@ -148,7 +139,7 @@ extern int __get_user_64t_4(void *); "bl __get_user_64t_" #__s \ : "=&r" (__e), "=r" (__r2) \ : "0" (__p), "r" (__l) \ - : __GUP_CLOBBER_##__s) + : "ip", "lr", "cc") #else #define __get_user_x_64t __get_user_x #endif diff --git a/arch/arm/kernel/devtree.c b/arch/arm/kernel/devtree.c index 264827281113..fdb74e64206a 100644 --- a/arch/arm/kernel/devtree.c +++ b/arch/arm/kernel/devtree.c @@ -13,7 +13,6 @@ #include <linux/of.h> #include <linux/of_fdt.h> #include <linux/of_irq.h> -#include <linux/of_platform.h> #include <linux/smp.h> #include <asm/cputype.h> diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index c66b560562b3..15eca804239e 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -15,10 +15,10 @@ #include <linux/console.h> #include <linux/seq_file.h> #include <linux/screen_info.h> -#include <linux/of_platform.h> #include <linux/init.h> #include <linux/kexec.h> #include <linux/libfdt.h> +#include <linux/of.h> #include <linux/of_fdt.h> #include <linux/cpu.h> #include <linux/interrupt.h> diff --git a/arch/arm/lib/memset.S b/arch/arm/lib/memset.S index d71ab61430b2..de75ae4d5ab4 100644 --- a/arch/arm/lib/memset.S +++ b/arch/arm/lib/memset.S @@ -17,6 +17,7 @@ ENTRY(__memset) ENTRY(mmioset) WEAK(memset) UNWIND( .fnstart ) + and r1, r1, #255 @ cast to unsigned char ands r3, r0, #3 @ 1 unaligned? mov ip, r0 @ preserve r0 as return value bne 6f @ 1 |