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This patch adds support to compute context invoke method on the
remote processor (DSP).
This involves setting up the functions input and output arguments,
input and output handles and mapping the dmabuf fd for the
argument/handle buffers.
The below diagram depicts invocation of a single method where the
client and objects reside on different processors. An object could
expose multiple methods which can be grouped together and referred
to as an interface.
,--------, ,------, ,-----------, ,------, ,--------,
| | method | | | | | | method | |
| Client |------->| Stub |->| Transport |->| Skel |------->| Object |
| | | | | | | | | |
`--------` `------` `-----------` `------` `--------`
Client: Linux user mode process that initiates the remote invocation
Stub: Auto generated code linked in with the user mode process that
takes care of marshaling parameters
Transport: Involved in carrying an invocation from a client to an
object. This involves two portions: 1) FastRPC Linux
kernel driver that receives the remote invocation, queues
them up and then waits for the response after signaling the
remote side. 2) Service running on the remote side that
dequeues the messages from the queue and dispatches them for
processing.
Skel: Auto generated code that takes care of un-marshaling
parameters
Object: Method implementation
Most of the work is derived from various downstream Qualcomm kernels.
Credits to various Qualcomm authors who have contributed to this code.
Specially Tharun Kumar Merugu <mtharu@codeaurora.org>
Co-developed-by: Thierry Escande <thierry.escande@linaro.org>
Signed-off-by: Thierry Escande <thierry.escande@linaro.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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This patch adds basic driver model for Qualcomm FastRPC driver which
implements an IPC (Inter-Processor Communication) mechanism that
allows for clients to transparently make remote method invocations
across processor boundaries.
Each DSP rpmsg channel is represented as fastrpc channel context and
is exposed as a character device for userspace interface.
Each compute context bank is represented as fastrpc-session-context,
which are dynamically managed by the channel context char device.
Co-developed-by: Thierry Escande <thierry.escande@linaro.org>
Signed-off-by: Thierry Escande <thierry.escande@linaro.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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We added some locking to this function but forgot to drop the lock on
these two error paths. This bug would lead to an immediate deadlock.
Fixes: c7b3690fb152 ("vmw_balloon: stats rework")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: stable@vger.kernel.org
Reviewed-by: Nadav Amit <namit@vmware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Export to_mei_cl_device macro, as it is needed also
in the mei client drivers.
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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In the original code before 181bf1e815a2 the loop was continuing until
it finds the first matching superios[i].io and p->base.
But after 181bf1e815a2 the logic changed and the loop now returns the
pointer to the first mismatched array element which is then used in
get_superio_dma() and get_superio_irq() and thus returning the wrong
value.
Fix the condition so that it now returns the correct pointer.
Fixes: 181bf1e815a2 ("parport_pc: clean up the modified while loops using for")
Cc: Alan Cox <alan@linux.intel.com>
Cc: stable@vger.kernel.org
Signed-off-by: QiaoChong <qiaochong@loongson.cn>
[rewrite the commit message]
Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/extcon into char-misc-next
Chanwoo writes:
Update extcon for 5.1
Detailed description for this pull request:
1. Add new extcon-ptn5150.c extcon provider driver
- NXP PTN5150 supports the detection of USB connectors through
USB Type-C port and controls it. It is interfaced to the host
controller using an I2C interface.
* tag 'extcon-next-for-5.1' of git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/extcon:
extcon: ptn5150: Fix return value check in ptn5150_i2c_probe()
extcon: Add support for ptn5150 extcon driver
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In case of error, the function devm_gpiod_get() returns ERR_PTR() and
never returns NULL. The NULL test in the return value check should be
replaced with IS_ERR().
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
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PTN5150 is a small thin low power CC (Configurationn Channel)
Logic chip supporting the USB Type-C connector application with
CC control logic detection and indication functions.
Signed-off-by: Vijai Kumar K <vijaikumar.kanagarajan@gmail.com>
[cw00.choi: Fix bulid dependency and clean-up code]
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
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We need the char-misc fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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git://git.infradead.org/users/vkoul/slave-dma
Pull dmaengine fixes from Vinod Koul:
- Fix in at_xdmac fr wrongful channel state
- Fix for imx driver for wrong callback invocation
- Fix to bcm driver for interrupt race & transaction abort.
- Fix in dmatest to abort in mapping error
* tag 'dmaengine-fix-5.0-rc6' of git://git.infradead.org/users/vkoul/slave-dma:
dmaengine: dmatest: Abort test in case of mapping error
dmaengine: bcm2835: Fix abort of transactions
dmaengine: bcm2835: Fix interrupt race on RT
dmaengine: imx-dma: fix wrong callback invoke
dmaengine: at_xdmac: Fix wrongfull report of a channel as in use
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq fixes from Ingo Molnar:
"irqchip driver fixes: most of them are race fixes for ARM GIC (General
Interrupt Controller) variants, but also a fix for the ARM MMP
(Marvell PXA168 et al) irqchip affecting OLPC keyboards"
* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
irqchip/gic-v3-its: Fix ITT_entry_size accessor
irqchip/mmp: Only touch the PJ4 IRQ & FIQ bits on enable/disable
irqchip/gic-v3-its: Gracefully fail on LPI exhaustion
irqchip/gic-v3-its: Plug allocation race for devices sharing a DevID
irqchip/gic-v4: Fix occasional VLPI drop
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git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c fixes from Wolfram Sang:
"One PM related driver bugfix and a MAINTAINERS update"
* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
MAINTAINERS: Update the ocores i2c bus driver maintainer, etc
i2c: omap: Use noirq system sleep pm ops to idle device for suspend
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Pull block fixes from Jens Axboe:
- NVMe pull request from Christoph, fixing namespace locking when
dealing with the effects log, and a rapid add/remove issue (Keith)
- blktrace tweak, ensuring requests with -1 sectors are shown (Jan)
- link power management quirk for a Smasung SSD (Hans)
- m68k nfblock dynamic major number fix (Chengguang)
- series fixing blk-iolatency inflight counter issue (Liu)
- ensure that we clear ->private when setting up the aio kiocb (Mike)
- __find_get_block_slow() rate limit print (Tetsuo)
* tag 'for-linus-20190209' of git://git.kernel.dk/linux-block:
blk-mq: remove duplicated definition of blk_mq_freeze_queue
Blk-iolatency: warn on negative inflight IO counter
blk-iolatency: fix IO hang due to negative inflight counter
blktrace: Show requests without sector
fs: ratelimit __find_get_block_slow() failure message.
m68k: set proper major_num when specifying module param major_num
libata: Add NOLPM quirk for SAMSUNG MZ7TE512HMHP-000L1 SSD
nvme-pci: fix rapid add remove sequence
nvme: lock NS list changes while handling command effects
aio: initialize kiocb private in case any filesystems expect it.
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Pull mtd fixes from Boris Brezillon:
- Fix a problem with the imx28 ECC engine
- Remove a debug trace introduced in 2b6f0090a333 ("mtd: Check
add_mtd_device() ret code")
- Make sure partitions of size 0 can be registered
- Fix kernel-doc warning in the rawnand core
- Fix the error path of spinand_init() (missing manufacturer cleanup in
a few places)
- Address a problem with the SPI NAND PROGRAM LOAD operation which does
not work as expected on some parts.
* tag 'mtd/fixes-for-5.0-rc6' of git://git.infradead.org/linux-mtd:
mtd: rawnand: gpmi: fix MX28 bus master lockup problem
mtd: Make sure mtd->erasesize is valid even if the partition is of size 0
mtd: Remove a debug trace in mtdpart.c
mtd: rawnand: fix kernel-doc warnings
mtd: spinand: Fix the error/cleanup path in spinand_init()
mtd: spinand: Handle the case where PROGRAM LOAD does not reset the cache
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git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
Pull ARM SoC fixes from Arnd Bergmann:
"This is a bit larger than normal, as we had not managed to send out a
pull request before traveling for a week without my signing key.
There are multiple code fixes for older bugs, all of which should get
backported into stable kernels:
- tango: one fix for multiplatform configurations broken on other
platforms when tango is enabled
- arm_scmi: device unregistration fix
- iop32x: fix kernel oops from extraneous __init annotation
- pxa: remove a double kfree
- fsl qbman: close an interrupt clearing race
The rest is the usual collection of smaller fixes for device tree
files, on the renesas, allwinner, meson, omap, davinci, qualcomm and
imx platforms.
Some of these are for compile-time warnings, most are for board
specific functionality that fails to work because of incorrect
settings"
* tag 'armsoc-fixes-5.0' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (30 commits)
ARM: tango: Improve ARCH_MULTIPLATFORM compatibility
firmware: arm_scmi: provide the mandatory device release callback
ARM: iop32x/n2100: fix PCI IRQ mapping
arm64: dts: add msm8996 compatible to gicv3
ARM: dts: am335x-shc.dts: fix wrong cd pin level
ARM: dts: n900: fix mmc1 card detect gpio polarity
ARM: dts: omap3-gta04: Fix graph_port warning
ARM: pxa: ssp: unneeded to free devm_ allocated data
ARM: dts: r8a7743: Convert to new LVDS DT bindings
soc: fsl: qbman: avoid race in clearing QMan interrupt
arm64: dts: renesas: r8a77965: Enable DMA for SCIF2
arm64: dts: renesas: r8a7796: Enable DMA for SCIF2
arm64: dts: renesas: r8a774a1: Enable DMA for SCIF2
ARM: dts: da850: fix interrupt numbers for clocksource
dt-bindings: imx8mq: Number clocks consecutively
arm64: dts: meson: Fix mmc cd-gpios polarity
ARM: dts: imx6sx: correct backward compatible of gpt
ARM: dts: imx: replace gpio-key,wakeup with wakeup-source property
ARM: dts: vf610-bk4: fix incorrect #address-cells for dspi3
ARM: dts: meson8m2: mxiii-plus: mark the SD card detection GPIO active-low
...
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull SCSI fixes from James Bottomley:
"This is a set of five minor fixes (although, tecnhincally, the aicxxx
fix is for a major problem in that the driver won't load without it,
but I think the fact it's taken us since 4.10 to discover this
indicates that the user base for these things has declined)"
* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
scsi: cxlflash: Prevent deadlock when adapter probe fails
Revert "scsi: libfc: Add WARN_ON() when deleting rports"
scsi: sd_zbc: Fix zone information messages
scsi: target: make the pi_prot_format ConfigFS path readable
scsi: aic94xx: fix module loading
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git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
Pull IOMMU fix from Joerg Roedel:
"Intel decided to leave the newly added Scalable Mode Feature
default-disabled for now. The patch here accomplishes that"
* tag 'iommu-fixes-v5.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
iommu/vt-d: Leave scalable mode default off
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git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
Pull PCI fix from Bjorn Helgaas:
"Work around Synopsys duplicate Device ID (HAPS USB3, NXP i.MX) that
breaks PCIe on I.MX SoCs (Thinh Nguyen)"
* tag 'pci-v5.0-fixes-4' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
PCI: Work around Synopsys duplicate Device ID (HAPS USB3, NXP i.MX)
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull ACPI fix from Rafael Wysocki:
"This prevents excessive ACPI debug messages from being printed to the
kernel log, which has started to happen after one of the recent ACPICA
commits (Erik Schmauss)"
* tag 'acpi-5.0-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
ACPI: Set debug output flags independent of ACPICA
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Pull networking fixes from David Miller:
"This pull request is dedicated to the upcoming snowpocalypse parts 2
and 3 in the Pacific Northwest:
1) Drop profiles are broken because some drivers use dev_kfree_skb*
instead of dev_consume_skb*, from Yang Wei.
2) Fix IWLWIFI kconfig deps, from Luca Coelho.
3) Fix percpu maps updating in bpftool, from Paolo Abeni.
4) Missing station release in batman-adv, from Felix Fietkau.
5) Fix some networking compat ioctl bugs, from Johannes Berg.
6) ucc_geth must reset the BQL queue state when stopping the device,
from Mathias Thore.
7) Several XDP bug fixes in virtio_net from Toshiaki Makita.
8) TSO packets must be sent always on queue 0 in stmmac, from Jose
Abreu.
9) Fix socket refcounting bug in RDS, from Eric Dumazet.
10) Handle sparse cpu allocations in bpf selftests, from Martynas
Pumputis.
11) Make sure mgmt frames have enough tailroom in mac80211, from Felix
Feitkau.
12) Use safe list walking in sctp_sendmsg() asoc list traversal, from
Greg Kroah-Hartman.
13) Make DCCP's ccid_hc_[rt]x_parse_options always check for NULL
ccid, from Eric Dumazet.
14) Need to reload WoL password into bcmsysport device after deep
sleeps, from Florian Fainelli.
15) Remove filter from mask before freeing in cls_flower, from Petr
Machata.
16) Missing release and use after free in error paths of s390 qeth
code, from Julian Wiedmann.
17) Fix lockdep false positive in dsa code, from Marc Zyngier.
18) Fix counting of ATU violations in mv88e6xxx, from Andrew Lunn.
19) Fix EQ firmware assert in qed driver, from Manish Chopra.
20) Don't default Caivum PTP to Y in kconfig, from Bjorn Helgaas"
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (116 commits)
net: dsa: b53: Fix for failure when irq is not defined in dt
sit: check if IPv6 enabled before calling ip6_err_gen_icmpv6_unreach()
geneve: should not call rt6_lookup() when ipv6 was disabled
net: Don't default Cavium PTP driver to 'y'
net: broadcom: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
net: via-velocity: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
net: tehuti: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
net: sun: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
net: fsl_ucc_hdlc: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
net: fec_mpc52xx: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
net: smsc: epic100: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
net: dscc4: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
net: tulip: de2104x: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
net: defxx: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
net/mlx5e: Don't overwrite pedit action when multiple pedit used
net/mlx5e: Update hw flows when encap source mac changed
qed*: Advance drivers version to 8.37.0.20
qed: Change verbosity for coalescing message.
qede: Fix system crash on configuring channels.
qed: Consider TX tcs while deriving the max num_queues for PF.
...
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
Pull char/misc fixes from Greg KH:
"Here are some small char and misc driver fixes for 5.0-rc6.
Nothing huge here, some more binderfs fixups found as people use it,
and there is a "large" selftest added to validate the binderfs code,
which makes up the majority of this pull request.
There's also some small mei and mic fixes to resolve some reported
issues.
All of these have been in linux-next for over a week with no reported
issues"
* tag 'char-misc-5.0-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
mic: vop: Fix crash on remove
mic: vop: Fix use-after-free on remove
binderfs: remove separate device_initcall()
fpga: stratix10-soc: fix wrong of_node_put() in init function
mic: vop: Fix broken virtqueues
mei: free read cb on ctrl_wr list flush
samples: mei: use /dev/mei0 instead of /dev/mei
mei: me: add ice lake point device id.
binderfs: respect limit on binder control creation
binder: fix CONFIG_ANDROID_BINDER_DEVICES
selftests: add binderfs selftests
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
Pull driver core fixes from Greg KH:
"Here are some driver core fixes for 5.0-rc6.
Well, not so much "driver core" as "debugfs". There's a lot of
outstanding debugfs cleanup patches coming in through different
subsystem trees, and in that process the debugfs core was found that
it really should return errors when something bad happens, to prevent
random files from showing up in the root of debugfs afterward. So
debugfs was fixed up to handle this properly, and then two fixes for
the relay and blk-mq code was needed as it was making invalid
assumptions about debugfs return values.
There's also a cacheinfo fix in here that resolves a tiny issue.
All of these have been in linux-next for over a week with no reported
problems"
* tag 'driver-core-5.0-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core:
blk-mq: protect debugfs_create_files() from failures
relay: check return of create_buf_file() properly
debugfs: debugfs_lookup() should return NULL if not found
debugfs: return error values, not NULL
debugfs: fix debugfs_rename parameter checking
cacheinfo: Keep the old value if of_property_read_u32 fails
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging/IIO driver fixes from Greg KH:
"Here are some small iio and staging driver fixes for 5.0-rc6.
Nothing big, just resolve some reported IIO driver issues, and one
staging driver bug. One staging driver patch was added and then
reverted as well.
All of these have been in linux-next for a while with no reported
issues"
* tag 'staging-5.0-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
Revert "staging: erofs: keep corrupted fs from crashing kernel in erofs_namei()"
staging: erofs: keep corrupted fs from crashing kernel in erofs_namei()
staging: octeon: fix broken phylib usage
iio: ti-ads8688: Update buffer allocation for timestamps
tools: iio: iio_generic_buffer: make num_loops signed
iio: adc: axp288: Fix TS-pin handling
iio: chemical: atlas-ph-sensor: correct IIO_TEMP values to millicelsius
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Pull tty/serial fixes from Greg KH:
"Here are some small tty and serial fixes for 5.0-rc6.
Nothing huge, just a few small fixes for reported issues. The speakup
fix is in here as it is a tty operation issue.
All of these have been in linux-next for a while with no reported
problems"
* tag 'tty-5.0-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
serial: fix race between flush_to_ldisc and tty_open
staging: speakup: fix tty-operation NULL derefs
serial: sh-sci: Do not free irqs that have already been freed
serial: 8250_pci: Make PCI class test non fatal
tty: serial: 8250_mtk: Fix potential NULL pointer dereference
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB fixes from Grek KH:
"Here are some small USB fixes for 5.0-rc6.
Nothing huge, the normal amount of USB gadget fixes as well as some
USB phy fixes. There's also a typec fix as well. Full details are in
the shortlog.
All of these have been in linux-next for a while with no reported
issues"
* tag 'usb-5.0-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
usb: typec: tcpm: Correct the PPS out_volt calculation
usb: gadget: musb: fix short isoc packets with inventra dma
usb: phy: am335x: fix race condition in _probe
usb: dwc3: exynos: Fix error handling of clk_prepare_enable
usb: phy: fix link errors
usb: gadget: udc: net2272: Fix bitwise and boolean operations
usb: dwc3: gadget: Handle 0 xfer length for OUT EP
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Pull drm fixes from Dave Airlie:
"Missed fixes last week as had nothing until amdgpu showed up on
Saturday. Other stuff has since rolled in along with some more amdgpu
fixes, so we have two weeks of those, and some i915, vmwgfx, sun4i,
rockchip and omap fixes.
amdgpu/radeon:
- fix crash on passthrough for SI
- fencing fix for shared buffers
- APU hwmon fix
- API powerplay fix
- eDP freesync fix
- PASID mgr locking fix
- KFD warning fix
- DC/powerplay fix
- raven revision ids fix
- vega20 doorbell fix
i915:
- SNB display fix
- SKL srckey mask fix
- ICL DDI clock selection fix
vmwgfx:
- DMA API fix
- IOMMU detection fix
- display fixes
sun4i:
- tcon clock fix
rockchip:
- SPDX identifier fix
omap:
- DSI fixes"
* tag 'drm-fixes-2019-02-08' of git://anongit.freedesktop.org/drm/drm: (28 commits)
drm/omap: dsi: Hack-fix DSI bus flags
drm/omap: dsi: Fix OF platform depopulate
drm/omap: dsi: Fix crash in DSI debug dumps
drm/i915: Try to sanitize bogus DPLL state left over by broken SNB BIOSen
drm/amd/display: Attach VRR properties for eDP connectors
drm/amdkfd: Fix if preprocessor statement above kfd_fill_iolink_info_for_cpu
drm/amdgpu: use spin_lock_irqsave to protect vm_manager.pasid_idr
drm/i915: always return something on DDI clock selection
drm/i915: Fix skl srckey mask bits
drm/vmwgfx: Improve on IOMMU detection
drm/vmwgfx: Fix setting of dma masks
drm/vmwgfx: Also check for crtc status while checking for DU active
drm/vmwgfx: Fix an uninitialized fence handle value
drm/vmwgfx: Return error code from vmw_execbuf_copy_fence_user
drm/sun4i: tcon: Prepare and enable TCON channel 0 clock at init
drm/amdgpu: fix the incorrect external id for raven series
drm/amdgpu: Implement doorbell self-ring for NBIO 7.4
drm/amd/display: Fix fclk idle state
drm/amdgpu: Transfer fences to dmabuf importer
drm/amd/powerplay: Fix missing break in switch
...
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This patch uses the information conveyed by perf_event::attr::config2
to select a sink to use for the session. That way a sink can easily be
selected to be used by more than one source, something that isn't currently
possible with the sysfs implementation.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Add a "sinks" directory entry so that users can see all the sinks
available in the system in a single place. Individual sink are added
as they are registered with the coresight bus.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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When pmu::setup_aux() is called the coresight PMU needs to know which
sink to use for the session by looking up the information in the
event's attr::config2 field.
As such simply replace the cpu information by the complete perf_event
structure and change all affected customers.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Convert string compares of DT node names to use of_node_name_eq helper
instead. This removes direct access to the node name pointer.
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Fixes gcc '-Wunused-but-set-variable' warning:
drivers/hwtracing/coresight/coresight-stm.c: In function 'stm_probe':
drivers/hwtracing/coresight/coresight-stm.c:796:9: warning:
variable 'res_size' set but not used [-Wunused-but-set-variable]
It never used since introduction in commit 237483aa5cf4 ("coresight: stm:
adding driver for CoreSight STM component")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Tested-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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This patch is to add the AMBA device ID for CA73 CPU, so that CPU debug
module can be initialized successfully when a SoC contain CA73 CPUs.
This patch has been verified on 96boards Hikey960.
Signed-off-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Currently, the balloon driver would fail to run if memory is greater
than 16TB of vRAM. Previous patches have already converted the balloon
target and size to 64-bit, so all that is left to do add is to avoid
asserting memory is smaller than 16TB if the hypervisor supports 64-bits
target.
The driver advertises a new capability VMW_BALLOON_64_BITS_TARGET.
Hypervisors that support 16TB of memory or more will report that this
capability is enabled.
Signed-off-by: Xavier Deguillard <xdeguillard@vmware.com>
Signed-off-by: Nadav Amit <namit@vmware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Following the new kernel policy.
Signed-off-by: Nadav Amit <namit@vmware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Fixes the issues with non BCM58XX chips in the b53 driver
failing, when the irq is not specified in the device tree.
Removed the check for BCM58XX in b53_srab_prepare_irq(),
so the 'port->irq' will be set to '-EXIO' if the irq is not
specified in the device tree.
Fixes: 16994374a6fc ("net: dsa: b53: Make SRAB driver manage port interrupts")
Fixes: b2ddc48a81b5 ("net: dsa: b53: Do not fail when IRQ are not initialized")
Signed-off-by: Arun Parameswaran <arun.parameswaran@broadcom.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
drm-misc-fixes for v5.0-rc6:
- Fixes to omap/dsi encoder.
- Clock fix for sun4i.
- Licensing header fix for rockchip.
- Fix division by zero in the mode when trying to set a mode on
i915 with GVT-g enabled.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/84462cef-609f-e2af-084a-f9fe2b05c53e@linux.intel.com
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git://anongit.freedesktop.org/drm/drm-intel into drm-fixes
drm/i915 fixes for v5.0-rc6:
- SNB DPLL sanitize
- ICL DDI clock selection
- SLK srckey mask
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87lg2s6nur.fsf@intel.com
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git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
Pull device mapper fixes from Mike Snitzer:
"Both of these fixes address issues in changes merged for 5.0-rc4:
- Fix DM core's missing memory barrier before waitqueue_active()
calls.
- Fix DM core's clone_bio() to work when cloning a subset of a bio
with an integrity payload; bio_integrity_trim() wasn't getting
called due to bio_trim()'s early return"
* tag 'for-5.0/dm-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
dm: don't use bio_trim() afterall
dm: add memory barrier before waitqueue_active
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git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/urgent
Pull irqchip updates from Marc Zyngier:
- Another GICv3 ITS fix for devices sharing the same DevID
- Don't return invalid data on exhaustion of the GICv3 LPI pool
- Fix a GICv3 field decoding bug leading to memory over-allocation
- Init GICv4 at boot time instead of lazy init
- Fix interrupt masking on PJ4
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When we add a new GENEVE device with IPv6 remote, checking only for
IS_ENABLED(CONFIG_IPV6) is not enough as we may disable IPv6 in the
kernel command line (ipv6.disable=1), and calling rt6_lookup() would
cause a NULL pointer dereference.
v2:
- don't mix declarations and code (reported by Stefano Brivio, Eric Dumazet)
- there's no need to use in6_dev_get() as we only need to check that
idev exists (reported by David Ahern). This is under RTNL, so we can
simply use __in6_dev_get() instead (Stefano, Eric).
Reported-by: Jianlin Shi <jishi@redhat.com>
Fixes: c40e89fd358e9 ("geneve: configure MTU based on a lower device")
Cc: Alexey Kodanev <alexey.kodanev@oracle.com>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Reviewed-by: Stefano Brivio <sbrivio@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid
Pull HID fix from Jiri Kosina:
"A fix for a bug in hid-debug that can lock up the kernel in infinite
loop (CVE-2019-3819), from Vladis Dronov"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
HID: debug: fix the ring buffer implementation
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There was a divergence between Linux and ACPICA on the definition of
ACPI_DEBUG_DEFAULT. This divergence was solved by taking ACPICA's
definition in 4c1379d7bb42. After resolving the divergence, it was
clear that Linux users wanted to use their old set of debug flags.
This change fixes the divergence by setting these debug flags during
acpi_early_init() rather than during global variable initialization
in acpixf.h (owned by ACPICA).
Fixes: 4c1379d7bb42 ("ACPICA: Debug output: Add option to display method/object evaluation")
Reported-by: Michael J Ruhl <michael.j.ruhl@intel.com>
Reported-by: Alex Gagniuc <Alex_Gagniuc@Dellteam.com>
Signed-off-by: Erik Schmauss <erik.schmauss@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Pull virtio fixes from Michael Tsirkin:
"A small fix for a uapi header, and a fix for VDPA for non-x86 guests"
* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost:
virtio: drop internal struct from UAPI
virtio: support VIRTIO_F_ORDER_PLATFORM
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl
Pull pin control fixes from Linus Walleij:
- Mediatek Kconfig fix
- Sunxi regulator, IRQ banks and pin base fixup
- Intel Cherryview Strago DMI workaround
- Potential regmap problem on mcp23s08
* tag 'pinctrl-v5.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
pinctrl: sunxi: Correct number of IRQ banks on H6 main pin controller
pinctrl: mcp23s08: spi: Fix regmap allocation for mcp23s18
pinctrl: cherryview: fix Strago DMI workaround
pinctrl: sunxi: Consider pin_base when calculating regulator array index
pinctrl: sunxi: Fix and simplify pin bank regulator handling
pinctrl: mediatek: fix Kconfig build errors for moore core
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8c56df372bc1 ("net: add support for Cavium PTP coprocessor") added the
Cavium PTP coprocessor driver and enabled it by default. Remove the
"default y" because the driver only applies to Cavium ThunderX processors.
Fixes: 8c56df372bc1 ("net: add support for Cavium PTP coprocessor")
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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profiles
dev_consume_skb_irq() should be called in sbdma_tx_process() when
skb xmit done. It makes drop profiles(dropwatch, perf) more
friendly.
Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
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profiles
dev_consume_skb_irq() should be called in velocity_free_tx_buf()
when skb xmit done. It makes drop profiles(dropwatch, perf) more
friendly.
Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
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dev_consume_skb_irq() should be called in bdx_tx_cleanup() when skb
xmit done. It makes drop profiles(dropwatch, perf) more friendly.
Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
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dev_consume_skb_irq() should be called when skb xmit done. It makes
drop profiles(dropwatch, perf) more friendly.
Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
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profiles
dev_consume_skb_irq() should be called in hdlc_tx_done() when skb
xmit done. It makes drop profiles(dropwatch, perf) more friendly.
Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
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