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* for-next/52-bit-kva: (25 commits)
Support for 52-bit virtual addressing in kernel space
* for-next/cpu-topology: (9 commits)
Move CPU topology parsing into core code and add support for ACPI 6.3
* for-next/error-injection: (2 commits)
Support for function error injection via kprobes
* for-next/perf: (8 commits)
Support for i.MX8 DDR PMU and proper SMMUv3 group validation
* for-next/psci-cpuidle: (7 commits)
Move PSCI idle code into a new CPUidle driver
* for-next/rng: (4 commits)
Support for 'rng-seed' property being passed in the devicetree
* for-next/smpboot: (3 commits)
Reduce fragility of secondary CPU bringup in debug configurations
* for-next/tbi: (10 commits)
Introduce new syscall ABI with relaxed requirements for pointer tags
* for-next/tlbi: (6 commits)
Handle spurious page faults arising from kernel space
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AXI filtering is used by events 0x41 and 0x42 to count reads or writes
with an ARID or AWID matching a specified filter. The filter is exposed
to userspace as an (ID, MASK) pair, where each set bit in the mask
causes the corresponding bit in the ID to be ignored when matching
against the ID of memory transactions for the purposes of incrementing
the counter.
For example:
# perf stat -a -e imx8_ddr0/axid-read,axi_mask=0xff,axi_id=0x800/ cmd
will count all read transactions from AXI IDs 0x800 - 0x8ff. If the
'axi_mask' is omitted, then it is treated as 0x0 which means that the
'axi_id' will be matched exactly.
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Signed-off-by: Will Deacon <will@kernel.org>
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With global filtering, it becomes possible for users to construct
self-contradictory groups with conflicting filters. Make sure we
cover that when initially validating events.
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>
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Ensure that a group will actually fit into the available counters.
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>
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Commit 428826f5358c ("fdt: add support for rng-seed") moves of_fdt_crc32
from early_init_dt_verify() to early_init_dt_scan() since
early_init_dt_scan_chosen() may modify fdt to erase rng-seed.
However, arm and some other arch won't call early_init_dt_scan(), they
call early_init_dt_verify() then early_init_dt_scan_nodes().
Restore of_fdt_crc32 to early_init_dt_verify() then update it in
early_init_dt_scan_chosen() if fdt if updated.
Fixes: 428826f5358c ("fdt: add support for rng-seed")
Reported-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Will Deacon <will@kernel.org>
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Introducing a chosen node, rng-seed, which is an entropy that can be
passed to kernel called very early to increase initial device
randomness. Bootloader should provide this entropy and the value is
read from /chosen/rng-seed in DT.
Obtain of_fdt_crc32 for CRC check after early_init_dt_scan_nodes(),
since early_init_dt_scan_chosen() would modify fdt to erase rng-seed.
Add a new interface add_bootloader_randomness() for rng-seed use case.
Depends on whether the seed is trustworthy, rng seed would be passed to
add_hwgenerator_randomness(). Otherwise it would be passed to
add_device_randomness(). Decision is controlled by kernel config
RANDOM_TRUST_BOOTLOADER.
Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Theodore Ts'o <tytso@mit.edu> # drivers/char/random.c
Signed-off-by: Will Deacon <will@kernel.org>
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Pull in generic CPU topology changes from Paul Walmsley (RISC-V).
* tag 'common/for-v5.4-rc1/cpu-topology' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
MAINTAINERS: Add an entry for generic architecture topology
base: arch_topology: update Kconfig help description
RISC-V: Parse cpu topology during boot.
arm: Use common cpu_topology structure and functions.
cpu-topology: Move cpu topology code to common code.
dt-binding: cpu-topology: Move cpu-map to a common binding.
Documentation: DT: arm: add support for sockets defining package boundaries
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ACPI 6.3 adds a flag to the CPU node to indicate whether
the given PE is a thread. Add a function to return that
information for a given linux logical CPU.
Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Reviewed-by: Robert Richter <rrichter@marvell.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Will Deacon <will@kernel.org>
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Current PSCI code handles idle state entry through the
psci_cpu_suspend_enter() API, that takes an idle state index as a
parameter and convert the index into a previously initialized
power_state parameter before calling the PSCI.CPU_SUSPEND() with it.
This is unwieldly, since it forces the PSCI firmware layer to keep track
of power_state parameter for every idle state so that the
index->power_state conversion can be made in the PSCI firmware layer
instead of the CPUidle driver implementations.
Move the power_state handling out of drivers/firmware/psci
into the respective ACPI/DT PSCI CPUidle backends and convert
the psci_cpu_suspend_enter() API to get the power_state
parameter as input, which makes it closer to its firmware
interface PSCI.CPU_SUSPEND() API.
A notable side effect is that the PSCI ACPI/DT CPUidle backends
now can directly handle (and if needed update) power_state
parameters before handing them over to the PSCI firmware
interface to trigger PSCI.CPU_SUSPEND() calls.
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Signed-off-by: Will Deacon <will@kernel.org>
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Allow selection of the PSCI CPUidle in the kernel by updating
the respective Kconfig entry.
Remove PSCI callbacks from ARM/ARM64 generic CPU ops
to prevent the PSCI idle driver from clashing with the generic
ARM CPUidle driver initialization, that relies on CPU ops
to initialize and enter idle states.
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Will Deacon <will@kernel.org>
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Signed-off-by: Will Deacon <will@kernel.org>
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PSCI firmware is the standard power management control for
all ARM64 based platforms and it is also deployed on some
ARM 32 bit platforms to date.
Idle state entry in PSCI is currently achieved by calling
arm_cpuidle_init() and arm_cpuidle_suspend() in a generic
idle driver, which in turn relies on ARM/ARM64 CPUidle back-end
to relay the call into PSCI firmware if PSCI is the boot method.
Given that PSCI is the standard idle entry method on ARM64 systems
(which means that no other CPUidle driver are expected on ARM64
platforms - so PSCI is already a generic idle driver), in order to
simplify idle entry and code maintenance, it makes sense to have a PSCI
specific idle driver so that idle code that it is currently living in
drivers/firmware directory can be hoisted out of it and moved
where it belongs, into a full-fledged PSCI driver, leaving PSCI code
in drivers/firmware as a pure firmware interface, as it should be.
Implement a PSCI CPUidle driver. By default it is a silent Kconfig entry
which is left unselected, since it selection would clash with the
generic ARM CPUidle driver that provides a PSCI based idle driver
through the arm/arm64 arches back-ends CPU operations.
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Signed-off-by: Will Deacon <will@kernel.org>
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The PSCI checker currently relies on the generic ARM CPUidle
infrastructure to enter an idle state, which in turn creates
a dependency that is not really needed.
The PSCI checker code to test PSCI CPU suspend is built on
top of the CPUidle framework and can easily reuse the
struct cpuidle_state.enter() function (previously initialized
by an idle driver, with a PSCI back-end) to trigger an entry
into an idle state, decoupling the PSCI checker from the
generic ARM CPUidle infrastructure and simplyfing the code
in the process.
Convert the PSCI checker suspend entry function to use
the struct cpuidle_state.enter() function callback.
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>
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CPUidle back-end operations are not implemented in some platforms
but this should not be considered an error serious enough to be
logged. Check the arm_cpuidle_init() return value to detect whether
the failure must be reported or not in the kernel log and do
not log it if the platform does not support CPUidle operations.
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Signed-off-by: Will Deacon <will@kernel.org>
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The generic ARM CPUidle driver includes <linux/topology.h> by mistake.
Remove the topology header include.
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Signed-off-by: Will Deacon <will@kernel.org>
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Commit 36a2ba07757d ("ACPI/IORT: Reject platform device creation on NUMA
node mapping failure") introduced a local variable 'node' in
arm_smmu_v3_set_proximity() that shadows the struct acpi_iort_node
pointer function parameter.
Execution was unaffected but it is prone to errors and can lead
to subtle bugs.
Rename the local variable to prevent any issue.
Reviewed-by: Hanjun Guo <guohanjun@huawei.com>
Reported-by: Will Deacon <will@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Hanjun Guo <guohanjun@huawei.com>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Robin Murphy <robin.murphy@arm.com>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Will Deacon <will@kernel.org>
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Pull tpm fixes from Jarkko Sakkinen:
"Two bug fixes that did not make into my first pull request"
* tag 'tpmdd-next-20190805' of git://git.infradead.org/users/jjs/linux-tpmdd:
tpm: tpm_ibm_vtpm: Fix unallocated banks
tpm: Fix null pointer dereference on chip register error path
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Pull MTD fixes from Miquel Raynal:
"NAND:
- Fix Micron driver as some chips enable internal ECC correction
during their discovery while they advertize they do not have any.
Hyperbus:
- Restrict the build to only ARM64 SoCs (and compile testing) which
is what should have been done since the beginning.
- Fix Kconfig issue by selection something instead of implying it"
* tag 'mtd/fixes-for-5.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux:
mtd: hyperbus: Add hardware dependency to AM654 driver
mtd: hyperbus: Kconfig: Fix HBMC_AM654 dependencies
mtd: rawnand: micron: handle on-die "ECC-off" devices correctly
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The nr_allocated_banks and allocated banks are initialized as part of
tpm_chip_register. Currently, this is done as part of auto startup
function. However, some drivers, like the ibm vtpm driver, do not run
auto startup during initialization. This results in uninitialized memory
issue and causes a kernel panic during boot.
This patch moves the pcr allocation outside the auto startup function
into tpm_chip_register. This ensures that allocated banks are initialized
in any case.
Fixes: 879b589210a9 ("tpm: retrieve digest size of unknown algorithms with PCR read")
Reported-by: Michal Suchanek <msuchanek@suse.de>
Signed-off-by: Nayna Jain <nayna@linux.ibm.com>
Reviewed-by: Mimi Zohar <zohar@linux.ibm.com>
Tested-by: Sachin Sant <sachinp@linux.vnet.ibm.com>
Tested-by: Michal Suchánek <msuchanek@suse.de>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
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If clk_enable is not defined and chip initialization
is canceled code hits null dereference.
Easily reproducible with vTPM init fail:
swtpm chardev --tpmstate dir=nonexistent_dir --tpm2 --vtpm-proxy
BUG: kernel NULL pointer dereference, address: 00000000
...
Call Trace:
tpm_chip_start+0x9d/0xa0 [tpm]
tpm_chip_register+0x10/0x1a0 [tpm]
vtpm_proxy_work+0x11/0x30 [tpm_vtpm_proxy]
process_one_work+0x214/0x5a0
worker_thread+0x134/0x3e0
? process_one_work+0x5a0/0x5a0
kthread+0xd4/0x100
? process_one_work+0x5a0/0x5a0
? kthread_park+0x90/0x90
ret_from_fork+0x19/0x24
Fixes: 719b7d81f204 ("tpm: introduce tpm_chip_start() and tpm_chip_stop()")
Cc: stable@vger.kernel.org # v5.1+
Signed-off-by: Milan Broz <gmazyland@gmail.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
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Pull powerpc fixes from Michael Ellerman:
"Some more powerpc fixes for 5.3:
- Wire up the new clone3 syscall.
- A fix for the PAPR SCM nvdimm driver, to fix a crash when firmware
gives us a device that's attached to a non-online NUMA node.
- A fix for a boot failure on 32-bit with KASAN enabled.
- Three fixes for implicit fall through warnings, some of which are
errors for us due to -Werror.
Thanks to: Aneesh Kumar K.V, Christophe Leroy, Kees Cook, Santosh
Sivaraj, Stephen Rothwell"
* tag 'powerpc-5.3-3' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
powerpc/kasan: fix early boot failure on PPC32
drivers/macintosh/smu.c: Mark expected switch fall-through
powerpc/spe: Mark expected switch fall-throughs
powerpc/nvdimm: Pick nearby online node if the device node is not online
powerpc/kvm: Fall through switch case explicitly
powerpc: Wire up clone3 syscall
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Pull i2c fixes from Wolfram Sang:
"A set of driver fixes for the I2C subsystem"
* 'i2c/for-current-fixed' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
i2c: s3c2410: Mark expected switch fall-through
i2c: at91: fix clk_offset for sama5d2
i2c: at91: disable TXRDY interrupt after sending data
i2c: iproc: Fix i2c master read more than 63 bytes
eeprom: at24: make spd world-readable again
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Pull irq fixes from Thomas Gleixner:
"A small bunch of fixes from the irqchip department:
- Fix a couple of UAF on error paths (RZA1, GICv3 ITS)
- Fix iMX GPCv2 trigger setting
- Add missing of_node_put() on error path in MBIGEN
- Add another bunch of /* fall-through */ to silence warnings"
* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
irqchip/renesas-rza1: Fix an use-after-free in rza1_irqc_probe()
irqchip/irq-imx-gpcv2: Forward irq type to parent
irqchip/irq-mbigen: Add of_node_put() before return
irqchip/gic-v3-its: Free unused vpt_page when alloc vpe table fail
irqchip/gic-v3: Mark expected switch fall-through
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Merge misc fixes from Andrew Morton:
"17 fixes"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
drivers/acpi/scan.c: document why we don't need the device_hotplug_lock
memremap: move from kernel/ to mm/
lib/test_meminit.c: use GFP_ATOMIC in RCU critical section
asm-generic: fix -Wtype-limits compiler warnings
cgroup: kselftest: relax fs_spec checks
mm/memory_hotplug.c: remove unneeded return for void function
mm/migrate.c: initialize pud_entry in migrate_vma()
coredump: split pipe command whitespace before expanding template
page flags: prioritize kasan bits over last-cpuid
ubsan: build ubsan.c more conservatively
kasan: remove clang version check for KASAN_STACK
mm: compaction: avoid 100% CPU usage during compaction when a task is killed
mm: migrate: fix reference check race between __find_get_block() and migration
mm: vmscan: check if mem cgroup is disabled or not before calling memcg slab shrinker
ocfs2: remove set but not used variable 'last_hash'
Revert "kmemleak: allow to coexist with fault injection"
kernel/signal.c: fix a kernel-doc markup
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Let's document why the lock is not needed in acpi_scan_init(), right now
this is not really obvious.
[akpm@linux-foundation.org: fix tpyo]
Link: http://lkml.kernel.org/r/20190731135306.31524-1-david@redhat.com
Signed-off-by: David Hildenbrand <david@redhat.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: Oscar Salvador <osalvador@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Pull more drm fixes from Daniel Vetter:
"Dave sends his pull, everyone realizes they've been asleep at the
wheel and hits send on their own pulls :-/
Normally I'd just ignore these all because w/e for me and Dave. But
this time around the latecomers also included drm-intel-fixes, which
failed to send out a -fixes pull thus far for this release (screwed up
vacation coverage, despite that 2/3 maintainers were around ... they
all look appropriately guilty), and that really is overdue to get
landed.
And since I had to do a pull request anyway I pulled the other two
late ones too.
intel fixes (didn't have any ever since the main merge window pull):
- gvt fixes (2 cc: stable)
- fix gpu reset vs mm-shrinker vs wakeup fun (needed a few patches)
- two gem locking fixes (one cc: stable)
- pile of misc fixes all over with minor impact, 6 cc: stable, others
from this window
exynos:
- misc minor fixes
misc:
- some build/Kconfig fixes
- regression fix for vm scalability perf test which seems to mostly
exercise dmesg/console logging ...
- the vgem cache flush fix for arm64 broke the world on x86, so
that's reverted again
* tag 'drm-fixes-2019-08-02-1' of git://anongit.freedesktop.org/drm/drm: (42 commits)
Revert "drm/vgem: fix cache synchronization on arm/arm64"
drm/exynos: fix missing decrement of retry counter
drm/exynos: add CONFIG_MMU dependency
drm/exynos: remove redundant assignment to pointer 'node'
drm/exynos: using dev_get_drvdata directly
drm/bochs: Use shadow buffer for bochs framebuffer console
drm/fb-helper: Instanciate shadow FB if configured in device's mode_config
drm/fb-helper: Map DRM client buffer only when required
drm/client: Support unmapping of DRM client buffers
drm/i915: Only recover active engines
drm/i915: Add a wakeref getter for iff the wakeref is already active
drm/i915: Lift intel_engines_resume() to callers
drm/vgem: fix cache synchronization on arm/arm64
drm/i810: Use CONFIG_PREEMPTION
drm/bridge: tc358764: Fix build error
drm/bridge: lvds-encoder: Fix build error while CONFIG_DRM_KMS_HELPER=m
drm/i915/gvt: Adding ppgtt to GVT GEM context after shadow pdps settled.
drm/i915/gvt: grab runtime pm first for forcewake use
drm/i915/gvt: fix incorrect cache entry for guest page mapping
drm/i915/gvt: Checking workload's gma earlier
...
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The hbmc-am654 driver is for the TI AM654, which is an ARM64 SoC, so
don't propose this driver on other architectures unless
build-testing.
Fixes: b07079f1642c ("mtd: hyperbus: Add driver for TI's HyperBus memory controller")
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: Vignesh Raghavendra <vigneshr@ti.com>
Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
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On x86_64, when CONFIG_OF is not disabled:
WARNING: unmet direct dependencies detected for MUX_MMIO
Depends on [n]: MULTIPLEXER [=y] && (OF [=n] || COMPILE_TEST [=n])
Selected by [y]:
- HBMC_AM654 [=y] && MTD [=y] && MTD_HYPERBUS [=y]
due to
config HBMC_AM654
tristate "HyperBus controller driver for AM65x SoC"
select MULTIPLEXER
select MUX_MMIO
Fix this by making HBMC_AM654 imply MUX_MMIO instead of select so
that dependencies are taken care of. MUX_MMIO is optional for
functioning of driver.
Fixes: b07079f1642c ("mtd: hyperbus: Add driver for TI's HyperBus memory controller")
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
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Some devices are not supposed to support on-die ECC but experience
shows that internal ECC machinery can actually be enabled through the
"SET FEATURE (EFh)" command, even if a read of the "READ ID Parameter
Tables" returns that it is not.
Currently, the driver checks the "READ ID Parameter" field directly
after having enabled the feature. If the check fails it returns
immediately but leaves the ECC on. When using buggy chips like
MT29F2G08ABAGA and MT29F2G08ABBGA, all future read/program cycles will
go through the on-die ECC, confusing the host controller which is
supposed to be the one handling correction.
To address this in a common way we need to turn off the on-die ECC
directly after reading the "READ ID Parameter" and before checking the
"ECC status".
Cc: stable@vger.kernel.org
Fixes: dbc44edbf833 ("mtd: rawnand: micron: Fix on-die ECC detection logic")
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
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Pull xen fixes from Juergen Gross:
- a small cleanup
- a fix for a build error on ARM with some configs
- a fix of a patch for the Xen gntdev driver
- three patches for fixing a potential problem in the swiotlb-xen
driver which Konrad was fine with me carrying them through the Xen
tree
* tag 'for-linus-5.3a-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
xen/swiotlb: remember having called xen_create_contiguous_region()
xen/swiotlb: simplify range_straddles_page_boundary()
xen/swiotlb: fix condition for calling xen_destroy_contiguous_region()
xen: avoid link error on ARM
xen/gntdev.c: Replace vm_map_pages() with vm_map_pages_zero()
xen/pciback: remove set but not used variable 'old_state'
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Pull arm64 fixes from Catalin Marinas:
- Update the compat layer to allow single-byte watchpoints on all
addresses (similar to the native support)
- arm_pmu: fix the restoration of the counters on the
CPU_PM_ENTER_FAILED path
- Fix build regression with vDSO and Makefile not stripping
CROSS_COMPILE_COMPAT
- Fix the CTR_EL0 (cache type register) sanitisation on heterogeneous
machines (e.g. big.LITTLE)
- Fix the interrupt controller priority mask value when pseudo-NMIs are
enabled
- arm64 kprobes fixes: recovering of the PSTATE.D flag in the
single-step exception handler, NOKPROBE annotations for
unwind_frame() and walk_stackframe(), remove unneeded
rcu_read_lock/unlock from debug handlers
- Several gcc fall-through warnings
- Unused variable warnings
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
arm64: Make debug exception handlers visible from RCU
arm64: kprobes: Recover pstate.D in single-step exception handler
arm64/mm: fix variable 'tag' set but not used
arm64/mm: fix variable 'pud' set but not used
arm64: Remove unneeded rcu_read_lock from debug handlers
arm64: unwind: Prohibit probing on return_address()
arm64: Lower priority mask for GIC_PRIO_IRQON
arm64/efi: fix variable 'si' set but not used
arm64: cpufeature: Fix feature comparison for CTR_EL0.{CWG,ERG}
arm64: vdso: Fix Makefile regression
arm64: module: Mark expected switch fall-through
arm64: smp: Mark expected switch fall-through
arm64: hw_breakpoint: Fix warnings about implicit fallthrough
drivers/perf: arm_pmu: Fix failure path in PM notifier
arm64: compat: Allow single-byte watchpoints on all addresses
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Pull s390 updates from Vasily Gorbik:
- Default configs updates
- Minor qdio cleanup
- Sparse warnings fixes
- Implicit-fallthrough warnings fixes
* tag 's390-5.3-4' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
s390/zcrypt: adjust switch fall through comments for -Wimplicit-fallthrough
vfio-ccw: make vfio_ccw_async_region_ops static
s390/3215: add switch fall through comment for -Wimplicit-fallthrough
s390/tape: add fallthrough annotations
s390/mm: add fallthrough annotations
s390/mm: make gmap_test_and_clear_dirty_pmd static
s390/kexec: add missing include to machine_kexec_reloc.c
s390/perf: make cf_diag_csd static
s390/lib: add missing include
s390/boot: add missing declarations and includes
s390: update configs
s390: clean up qdio.h
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Pull SCSI fixes from James Bottomley:
"Seven fixes to four drivers with no core changes.
The mpt3sas one is theoretical until we get a CPU that goes up to 64
bits physical, the qla2xxx one fixes an oops in a driver
initialization error leg and the others are mostly cosmetic"
[ The fcoe patches may be worth highlighting - they may be "just"
cleanups, but they simplify and fix the odd fc_rport_priv structure
handling rules so that the new gcc-9 warnings about memset crossing
structure boundaries are gone.
The old code was hard for humans to understand too, and really
confused the compiler sanity checks - Linus ]
* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
scsi: qla2xxx: Fix possible fcport null-pointer dereferences
scsi: mpt3sas: Use 63-bit DMA addressing on SAS35 HBA
scsi: hpsa: remove printing internal cdb on tag collision
scsi: hpsa: correct scsi command status issue after reset
scsi: fcoe: pass in fcoe_rport structure instead of fc_rport_priv
scsi: fcoe: Embed fc_rport_priv in fcoe_rport structure
scsi: libfc: Whitespace cleanup in libfc.h
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Pull block fixes from Jens Axboe:
"Here's a small collection of fixes that should go into this series.
This contains:
- io_uring potential use-after-free fix (Jackie)
- loop regression fix (Jan)
- O_DIRECT fragmented bio regression fix (Damien)
- Mark Denis as the new floppy maintainer (Denis)
- ataflop switch fall-through annotation (Gustavo)
- libata zpodd overflow fix (Kees)
- libata ahci deferred probe fix (Miquel)
- nbd invalidation BUG_ON() fix (Munehisa)
- dasd endless loop fix (Stefan)"
* tag 'for-linus-20190802' of git://git.kernel.dk/linux-block:
s390/dasd: fix endless loop after read unit address configuration
block: Fix __blkdev_direct_IO() for bio fragments
MAINTAINERS: floppy: take over maintainership
nbd: replace kill_bdev() with __invalidate_device() again
ata: libahci: do not complain in case of deferred probe
io_uring: fix KASAN use after free in io_sq_wq_submit_work
loop: Fix mount(2) failure due to race with LOOP_SET_FD
libata: zpodd: Fix small read overflow in zpodd_get_mech_type()
ataflop: Mark expected switch fall-through
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Pull device mapper fixes from Mike Snitzer:
"Fix NULL pointer and various whitespace issues with DM's recent DAX
code changes from commit in 5.3 merge"
* tag 'for-5.3/dm-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
dm table: fix various whitespace issues with recent DAX code
dm table: fix dax_dev NULL dereference in device_synchronous()
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Pull rdma fixes from Doug Ledford:
"Here's our second -rc pull request. Nothing particularly special in
this one. The client removal deadlock fix is kindy tricky, but we had
multiple eyes on it and no one could find a fault in it. A couple
Spectre V1 fixes too. Otherwise, all just normal -rc fodder:
- A couple Spectre V1 fixes (umad, hfi1)
- Fix a tricky deadlock in the rdma core code with refcounting
instead of locks (client removal patches)
- Build errors (hns)
- Fix a scheduling while atomic issue (mlx5)
- Use after free fix (mad)
- Fix error path return code (hns)
- Null deref fix (siw_crypto_hash)
- A few other misc. minor fixes"
* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma:
RDMA/hns: Fix error return code in hns_roce_v1_rsv_lp_qp()
RDMA/mlx5: Release locks during notifier unregister
IB/hfi1: Fix Spectre v1 vulnerability
IB/mad: Fix use-after-free in ib mad completion handling
RDMA/restrack: Track driver QP types in resource tracker
IB/mlx5: Fix MR registration flow to use UMR properly
RDMA/devices: Remove the lock around remove_client_context
RDMA/devices: Do not deadlock during client removal
IB/core: Add mitigation for Spectre V1
Do not dereference 'siw_crypto_shash' before checking
RDMA/qedr: Fix the hca_type and hca_rev returned in device attributes
RDMA/hns: Fix build error
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Pull power management fix from Rafael Wysocki:
"Fix recent regression affecting ACPI device power management"
* tag 'pm-5.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
ACPI: PM: Fix regression in acpi_device_set_power()
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Pull drm fixes from Dave Airlie:
"Thanks to Daniel for handling the email the last couple of weeks, flus
and break-ins combined to derail me. Surprised nothing materialised
today to take me out again.
Just more amdgpu navi fixes, msm fixes and a single nouveau regression
fix:
amdgpu:
- navi10 temperature and pstate fixes
- vcn dynamic power management fix
- CS ioctl error handling fix
- debugfs info leak fix
- amdkfd VegaM fix
msm:
- dma sync call fix
- mdp5 dsi command mode fix
- fall-through fixes
- disabled GPU fix
nouveau:
- regression fix for displayport MST support"
* tag 'drm-fixes-2019-08-02' of git://anongit.freedesktop.org/drm/drm:
drm/nouveau: Only release VCPI slots on mode changes
drm: msm: Fix add_gpu_components
drm/msm: Annotate intentional switch statement fall throughs
drm/msm: add support for per-CRTC max_vblank_count on mdp5
drm/msm: Use the correct dma_sync calls in msm_gem
drm/amd/powerplay: correct UVD/VCE/VCN power status retrieval
drm/amd/powerplay: correct Navi10 VCN powergate control (v2)
drm/amd/powerplay: support VCN powergate status retrieval for SW SMU
drm/amd/powerplay: support VCN powergate status retrieval on Raven
drm/amd/powerplay: add new sensor type for VCN powergate status
drm/amdgpu: fix a potential information leaking bug
drm/amdgpu: fix error handling in amdgpu_cs_process_fence_dep
drm/amd/powerplay: enable SW SMU reset functionality
drm/amd/powerplay: fix null pointer dereference around dpm state relates
drm/amdgpu/powerplay: use proper revision id for navi
drm/amd/powerplay: fix temperature granularity error in smu11
drm/amd/powerplay: add callback function of get_thermal_temperature_range
drm/amdkfd: Fix byte align on VegaM
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Pull clk fixes from Stephen Boyd:
"A few fixes for code that came in during the merge window or that
started getting exercised differently this time around:
- Select regmap MMIO kconfig in spreadtrum driver to avoid compile
errors
- Complete kerneldoc on devm_clk_bulk_get_optional()
- Register an essential clk earlier on mediatek mt8183 SoCs so the
clocksource driver can use it
- Fix divisor math in the at91 driver
- Plug a race in Renesas reset control logic"
* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
clk: renesas: cpg-mssr: Fix reset control race condition
clk: sprd: Select REGMAP_MMIO to avoid compile errors
clk: mediatek: mt8183: Register 13MHz clock earlier for clocksource
clk: Add missing documentation of devm_clk_bulk_get_optional() argument
clk: at91: generated: Truncate divisor to GENERATED_MAX_DIV + 1
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- Two cleanup patches
. use dev_get_drvdata for readability instead of platform_get_drvdata
. remove redundant assignment to node.
- Two fixup patches
. fix undefined reference to 'vmf_insert_mixed' with NOMMU configuration.
. fix potential infinite spin issue by decrementing 'retry' variable in
scaler_reset function of exynos_drm_scaler.c
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
From: Inki Dae <inki.dae@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1564734791-745-1-git-send-email-inki.dae@samsung.com
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commit 7e9e5ead55be ("drm/vgem: fix cache synchronization on arm/arm64")
broke all of the !llc i915-vgem coherency tests in CI, and left the HW
very, very unhappy (which is even more scary).
Fixes: 7e9e5ead55be ("drm/vgem: fix cache synchronization on arm/arm64")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Rob Clark <robdclark@chromium.org>
Cc: Sean Paul <seanpaul@chromium.org>
Acked-by: Sean Paul <sean@poorly.run>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20190801124458.24949-1-chris@chris-wilson.co.uk
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drm-misc-fixes for v5.3-rc3:
- Fix some build errors in drm/bridge.
- Do not build i810 on CONFIG_PREEMPTION.
- Fix cache sync on arm in vgem.
- Allow mapping fb in drm_client only when required, and use it to fix bochs fbdev.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/af0dc371-16e0-cee8-0d71-4824d44aa973@linux.intel.com
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Silence the following warnings when built with -Wimplicit-fallthrough=3
enabled by default since 5.3-rc2:
In file included from ./include/linux/preempt.h:11,
from ./include/linux/spinlock.h:51,
from ./include/linux/mmzone.h:8,
from ./include/linux/gfp.h:6,
from ./include/linux/slab.h:15,
from drivers/s390/crypto/ap_queue.c:13:
drivers/s390/crypto/ap_queue.c: In function 'ap_sm_recv':
./include/linux/list.h:577:2: warning: this statement may fall through [-Wimplicit-fallthrough=]
577 | for (pos = list_first_entry(head, typeof(*pos), member); \
| ^~~
drivers/s390/crypto/ap_queue.c:147:3: note: in expansion of macro 'list_for_each_entry'
147 | list_for_each_entry(ap_msg, &aq->pendingq, list) {
| ^~~~~~~~~~~~~~~~~~~
drivers/s390/crypto/ap_queue.c:155:2: note: here
155 | case AP_RESPONSE_NO_PENDING_REPLY:
| ^~~~
drivers/s390/crypto/zcrypt_msgtype6.c: In function 'convert_response_ep11_xcrb':
drivers/s390/crypto/zcrypt_msgtype6.c:871:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
871 | if (msg->cprbx.cprb_ver_id == 0x04)
| ^
drivers/s390/crypto/zcrypt_msgtype6.c:874:2: note: here
874 | default: /* Unknown response type, this should NEVER EVER happen */
| ^~~~~~~
drivers/s390/crypto/zcrypt_msgtype6.c: In function 'convert_response_rng':
drivers/s390/crypto/zcrypt_msgtype6.c:901:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
901 | if (msg->cprbx.cprb_ver_id == 0x02)
| ^
drivers/s390/crypto/zcrypt_msgtype6.c:907:2: note: here
907 | default: /* Unknown response type, this should NEVER EVER happen */
| ^~~~~~~
drivers/s390/crypto/zcrypt_msgtype6.c: In function 'convert_response_xcrb':
drivers/s390/crypto/zcrypt_msgtype6.c:838:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
838 | if (msg->cprbx.cprb_ver_id == 0x02)
| ^
drivers/s390/crypto/zcrypt_msgtype6.c:844:2: note: here
844 | default: /* Unknown response type, this should NEVER EVER happen */
| ^~~~~~~
drivers/s390/crypto/zcrypt_msgtype6.c: In function 'convert_response_ica':
drivers/s390/crypto/zcrypt_msgtype6.c:801:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
801 | if (msg->cprbx.cprb_ver_id == 0x02)
| ^
drivers/s390/crypto/zcrypt_msgtype6.c:808:2: note: here
808 | default: /* Unknown response type, this should NEVER EVER happen */
| ^~~~~~~
Acked-by: Patrick Steuer <patrick.steuer@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
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drm/i915 fixes for v5.3-rc3:
- GVT fixes
- Fix TBT aux powerwell
- Fix PSR2 training pattern duration
- Fix memory leak in runtime wakeref tracking
- Fix ICL memory bandwidth issue preventing planes from being enabled
- Fix OA mux configuration delays for accurate performance data
- Fix VLV/CHV DP audio cdclk frequency requirements
- Fix register whitelisting to fix a number of GL & Vulkan CTS tests
- Fix ICL perf register offsets
- Fix Gen11 Sampler Prefetch workaround, impacting dEQP tests
- Fix various gen2 tracepoints
- A number of GEM locking fixes addressing lockdep issues
- Fix idle engine reset, recover only active engines
- Fix incorrect MCR programming
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87d0hnncgo.fsf@intel.com
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Currently the retry counter is not being decremented, leading to a
potential infinite spin if the scalar_reads don't change state.
Addresses-Coverity: ("Infinite loop")
Fixes: 280e54c9f614 ("drm/exynos: scaler: Reset hardware before starting the operation")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
|
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Compile-testing this driver on a NOMMU configuration shows a link failure:
drivers/gpu/drm/exynos/exynos_drm_gem.o: In function `exynos_drm_gem_fault':
exynos_drm_gem.c:(.text+0x484): undefined reference to `vmf_insert_mixed'
Add a CONFIG_MMU dependency to ensure we only enable this in configurations
that build correctly.
Many other drm drivers have the same dependency. It would be nice to
make this work in MMU-less configurations, but evidently nobody has
ever needed this so far.
Fixes: 156bdac99061 ("drm/exynos: trigger build of all modules")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Vladimir Murzin <vladimir.murzin@arm.com>
Signed-off-by: Inki Dae <daeinki@gmail.com>
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The pointer 'node' is being assigned with a value that is never
read and is re-assigned later. The assignment is redundant and
can be removed.
Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Inki Dae <daeinki@gmail.com>
|
|
Several drivers cast a struct device pointer to a struct
platform_device pointer only to then call platform_get_drvdata().
To improve readability, these constructs can be simplified
by using dev_get_drvdata() directly.
Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
|
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After getting a storage server event that causes the DASD device driver
to update its unit address configuration during a device shutdown there is
the possibility of an endless loop in the device driver.
In the system log there will be ongoing DASD error messages with RC: -19.
The reason is that the loop starting the ruac request only terminates when
the retry counter is decreased to 0. But in the sleep_on function there are
early exit paths that do not decrease the retry counter.
Prevent an endless loop by handling those cases separately.
Remove the unnecessary do..while loop since the sleep_on function takes
care of retries by itself.
Fixes: 8e09f21574ea ("[S390] dasd: add hyper PAV support to DASD device driver, part 1")
Cc: stable@vger.kernel.org # 2.6.25+
Signed-off-by: Stefan Haberland <sth@linux.ibm.com>
Reviewed-by: Jan Hoeppner <hoeppner@linux.ibm.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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- Fix the dma_sync calls applied last week (Rob)
- Fix mdp5 dsi command mode (Brian)
- Squash fall through warnings (Jordan)
- Don't add disabled gpu nodes to the of device list (Jeffrey)
Cc: Jeffrey Hugo <jeffrey.l.hugo@gmail.com>
Cc: Jordan Crouse <jcrouse@codeaurora.org>
Cc: Brian Masney <masneyb@onstation.org>
Cc: Rob Clark <robdclark@chromium.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
# gpg: Signature made Fri 02 Aug 2019 05:54:27 AM AEST
# gpg: using RSA key 96F70DFDA84A070A
# gpg: Can't check signature: public key not found
From: Sean Paul <sean@poorly.run>
Link: https://patchwork.freedesktop.org/patch/msgid/20190801200439.GV104440@art_vandelay
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Looks like a regression got introduced into nv50_mstc_atomic_check()
that somehow didn't get found until now. If userspace changes
crtc_state->active to false but leaves the CRTC enabled, we end up
calling drm_dp_atomic_find_vcpi_slots() using the PBN calculated in
asyh->dp.pbn. However, if the display is inactive we end up calculating
a PBN of 0, which inadvertently causes us to have an allocation of 0.
>From there, if userspace then disables the CRTC afterwards we end up
accidentally attempting to free the VCPI twice:
WARNING: CPU: 0 PID: 1484 at drivers/gpu/drm/drm_dp_mst_topology.c:3336
drm_dp_atomic_release_vcpi_slots+0x87/0xb0 [drm_kms_helper]
RIP: 0010:drm_dp_atomic_release_vcpi_slots+0x87/0xb0 [drm_kms_helper]
Call Trace:
drm_atomic_helper_check_modeset+0x3f3/0xa60 [drm_kms_helper]
? drm_atomic_check_only+0x43/0x780 [drm]
drm_atomic_helper_check+0x15/0x90 [drm_kms_helper]
nv50_disp_atomic_check+0x83/0x1d0 [nouveau]
drm_atomic_check_only+0x54d/0x780 [drm]
? drm_atomic_set_crtc_for_connector+0xec/0x100 [drm]
drm_atomic_commit+0x13/0x50 [drm]
drm_atomic_helper_set_config+0x81/0x90 [drm_kms_helper]
drm_mode_setcrtc+0x194/0x6a0 [drm]
? vprintk_emit+0x16a/0x230
? drm_ioctl+0x163/0x390 [drm]
? drm_mode_getcrtc+0x180/0x180 [drm]
drm_ioctl_kernel+0xaa/0xf0 [drm]
drm_ioctl+0x208/0x390 [drm]
? drm_mode_getcrtc+0x180/0x180 [drm]
nouveau_drm_ioctl+0x63/0xb0 [nouveau]
do_vfs_ioctl+0x405/0x660
? recalc_sigpending+0x17/0x50
? _copy_from_user+0x37/0x60
ksys_ioctl+0x5e/0x90
? exit_to_usermode_loop+0x92/0xe0
__x64_sys_ioctl+0x16/0x20
do_syscall_64+0x59/0x190
entry_SYSCALL_64_after_hwframe+0x44/0xa9
WARNING: CPU: 0 PID: 1484 at drivers/gpu/drm/drm_dp_mst_topology.c:3336
drm_dp_atomic_release_vcpi_slots+0x87/0xb0 [drm_kms_helper]
---[ end trace 4c395c0c51b1f88d ]---
[drm:drm_dp_atomic_release_vcpi_slots [drm_kms_helper]] *ERROR* no VCPI for
[MST PORT:00000000e288eb7d] found in mst state 000000008e642070
So, fix this by doing what we probably should have done from the start: only
call drm_dp_atomic_find_vcpi_slots() when crtc_state->mode_changed is set, so
that VCPI allocations remain for as long as the CRTC is enabled.
Signed-off-by: Lyude Paul <lyude@redhat.com>
Fixes: 232c9eec417a ("drm/nouveau: Use atomic VCPI helpers for MST")
Cc: Lyude Paul <lyude@redhat.com>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: David Airlie <airlied@redhat.com>
Cc: Jerry Zuo <Jerry.Zuo@amd.com>
Cc: Harry Wentland <harry.wentland@amd.com>
Cc: Juston Li <juston.li@intel.com>
Cc: Karol Herbst <karolherbst@gmail.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: <stable@vger.kernel.org> # v5.1+
Acked-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190801220216.15323-1-lyude@redhat.com
|