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1,399,042 commits

Author SHA1 Message Date
Christian König
def59436fb drm/amdgpu: always sync the GFX pipe on ctx switch
That is needed to enforce isolation between contexts.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-01-14 11:06:50 -05:00
Christian König
177b76a8d8 drm/amdgpu: mark a bunch of module parameters unsafe
We sometimes have people trying to use debugging options in production
environments.

Mark options only meant to be used for debugging as unsafe so that the
kernel is tainted when they are used.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Felix Kuehling <felix.kuehling@amd.com>
Acked-by: Simona Vetter <simona.vetter@ffwll.ch>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-01-14 11:06:50 -05:00
Tvrtko Ursulin
e996127ec1 drm/amdgpu: Use DRM scheduler API in amdgpu_xcp_release_sched
Lets use the existing helper instead of peeking into the structure
directly.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Danilo Krummrich <dakr@redhat.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Cc: Philipp Stanner <pstanner@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-01-14 11:06:50 -05:00
Kenneth Feng
2affe2bbc9 drm/amdgpu: disable gfxoff with the compute workload on gfx12
Disable gfxoff with the compute workload on gfx12. This is a
workaround for the opencl test failure.

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-01-14 11:06:50 -05:00
Mao Jinlong
76583aac80 dt-bindings: arm: coresight: Update the pattern of ete node name
The device full name is embedded trace extension. There is no good fit
in generic names list for the embedded trace extension. ETE is abbreviation
of embedded trace extension and the number is the CPU number that ete is
associated. Change the pattern of the node name as it won't affect any
device tree node as of now.

Signed-off-by: Mao Jinlong <quic_jinlmao@quicinc.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20250107090031.3319-2-quic_jinlmao@quicinc.com
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
2025-01-14 10:04:30 -06:00
Takashi Iwai
3846699217 ALSA: rawmidi: Make tied_device=0 as default / unknown
In the original change, rawmidi_info.tied_device showed -1 for the
unknown or untied device.  But this would require the user-space to
check the protocol version and judge the value conditionally, which
is rather error-prone.

Instead, set the tied_device = 0 to be default as unknown, and
indicate the real device with the offset 1, for achieving more
backward compatibility.

Suggested-by: Jaroslav Kysela <perex@perex.cz>
Link: https://patch.msgid.link/20250114104711.19197-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2025-01-14 16:52:07 +01:00
Jani Nikula
90322277a3 drm/i915/audio: rename function prefixes from i915 to intel
The intel prefix is more accurate for display stuff. Rename.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/5e67f6fc5a441a9512d7855d86ce7868cc992212.1736345025.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2025-01-14 17:47:38 +02:00
Jani Nikula
2b85c4feee drm/i915/audio: convert LPE audio to struct intel_display
Going forward, struct intel_display will be the main display device
structure. Convert intel_lpe_audio.[ch] to it. Do some minor checkpatch
fixes while at it.

TODO: Not sure if irq_set_chip_data(irq, dev_priv); is used.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/f04dd028cd8869cdfb9ab9eb6aceed8ff8e7ddcd.1736345025.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2025-01-14 17:47:36 +02:00
Jani Nikula
1b242ceec5 drm/i915/audio: convert to struct intel_display
Going forward, struct intel_display will be the main display device
structure. Convert intel_audio.[ch] to it, as much as possible
anyway. Do some minor checkpatch fixes while at it.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/4ddcc2e704fc6b1592a878c80e15fadd82c63550.1736345025.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2025-01-14 17:47:12 +02:00
Kent Overstreet
a4e11cea27 bcachefs: Document issue with bch_stripe layout
We've got a problem with bch_stripe that is going to take an on disk
format rev to fix - we can't access the block sector counts if the
checksum type is unknown.

Document it for now, there are a few other things to fix as well.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2025-01-14 10:45:31 -05:00
Kent Overstreet
78423deb51 bcachefs: Fix self healing on read error
We were incorrectly checking if there'd been an io error.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2025-01-14 10:45:31 -05:00
Alan Huang
5dd21b2712 bcachefs: Pop all the transactions from the abort one
The transaction is going to abort, so there will be no cycle involving
this transaction anymore.

Signed-off-by: Alan Huang <mmpgouride@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2025-01-14 10:45:25 -05:00
Steven Rostedt
94d529a325 ftrace: Document that multiple function_graph tracing may have different times
The function graph tracer now calculates the calltime internally and for
each instance. If there are two instances that are running function graph
tracer and are tracing the same functions, the timings of the length of
those functions may be slightly different:

 # trace-cmd record -B foo -p function_graph -B bar -p function_graph sleep 5
 # trace-cmd report
[..]
bar:            sleep-981   [000] ...1.  1101.109027: funcgraph_entry:        0.764 us   |          mutex_unlock(); (ret=0xffff8abcc256c300)
foo:            sleep-981   [000] ...1.  1101.109028: funcgraph_entry:        0.748 us   |          mutex_unlock(); (ret=0xffff8abcc256c300)
bar:            sleep-981   [000] .....  1101.109029: funcgraph_exit:         2.456 us   |        } (ret=0xffff8abcc256c300)
foo:            sleep-981   [000] .....  1101.109029: funcgraph_exit:         2.403 us   |        } (ret=0xffff8abcc256c300)
bar:            sleep-981   [000] d..1.  1101.109031: funcgraph_entry:        0.844 us   |  fpregs_assert_state_consistent(); (ret=0x0)
foo:            sleep-981   [000] d..1.  1101.109032: funcgraph_entry:        0.803 us   |  fpregs_assert_state_consistent(); (ret=0x0)

Link: https://lore.kernel.org/all/20250114101806.b2778cb01f34f5be9d23ad98@kernel.org/

Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Suggested-by: Masami Hiramatsu <mhiramat@kernel.org>
Link: https://lore.kernel.org/20250114101202.02e7bc68@gandalf.local.home
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2025-01-14 10:45:24 -05:00
Alan Huang
b169138d48 bcachefs: Only abort the transactions in the cycle
When the cycle doesn't involve the initiator of the cycle detection,
we might choose a transaction that is not involved in the cycle to abort.
It shouldn't be that since it won't break the cycle, this patch
therefore chooses the transaction in the cycle to abort.

Signed-off-by: Alan Huang <mmpgouride@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2025-01-14 10:45:18 -05:00
Alan Huang
6853a5e5d4 bcachefs: Introduce lock_graph_pop_from
This patch introduces a helper function called lock_graph_pop_from,
it pops the graph from i.

Signed-off-by: Alan Huang <mmpgouride@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2025-01-14 10:45:13 -05:00
Alan Huang
b5c3dcd0db bcachefs: Convert open-coded lock_graph_pop_all to helper
Signed-off-by: Alan Huang <mmpgouride@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2025-01-14 10:45:08 -05:00
Alan Huang
0ef9ab34f4 bcachefs: Do not allow no fail lock request to fail
If the transaction chose itself as a victim before and restarted, it
might request a no fail lock request this time. But it might be added to
others' lock graph and be chose as the victim again, it's no longer safe
without additional check. We can also convert the cycle detector to be
fully RCU-based to solve that unsoundness, but the latency added to trans_put
and additional memory required may not worth it.

Signed-off-by: Alan Huang <mmpgouride@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2025-01-14 10:45:08 -05:00
Alan Huang
cdc419dbf2 bcachefs: Merge the condition to avoid additional invocation
If the lock has been acquired and unlocked, we don't have to do clear
and wakeup again, though harmless since we hold the intent lock. Merge
the condition might be clearer.

Signed-off-by: Alan Huang <mmpgouride@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2025-01-14 10:45:08 -05:00
Alan Huang
9c13cc9c7d Revert "bcachefs: Fix bch2_btree_node_upgrade()"
This reverts commit 62448afee7.

six_lock_tryupgrade fails only if there is an intent lock held,
it won't fail no matter how many read locks are held.

Signed-off-by: Alan Huang <mmpgouride@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2025-01-14 10:45:08 -05:00
Srinivasan Shanmugam
0b6b2dd383 drm/amdgpu: Fix Circular Locking Dependency in AMDGPU GFX Isolation
This commit addresses a circular locking dependency issue within the GFX
isolation mechanism. The problem was identified by a warning indicating
a potential deadlock due to inconsistent lock acquisition order.

- The `amdgpu_gfx_enforce_isolation_ring_begin_use` and
  `amdgpu_gfx_enforce_isolation_ring_end_use` functions previously
  acquired `enforce_isolation_mutex` and called `amdgpu_gfx_kfd_sch_ctrl`,
  leading to potential deadlocks. ie., If `amdgpu_gfx_kfd_sch_ctrl` is
  called while `enforce_isolation_mutex` is held, and
  `amdgpu_gfx_enforce_isolation_handler` is called while `kfd_sch_mutex` is
  held, it can create a circular dependency.

By ensuring consistent lock usage, this fix resolves the issue:

[  606.297333] ======================================================
[  606.297343] WARNING: possible circular locking dependency detected
[  606.297353] 6.10.0-amd-mlkd-610-311224-lof #19 Tainted: G           OE
[  606.297365] ------------------------------------------------------
[  606.297375] kworker/u96:3/3825 is trying to acquire lock:
[  606.297385] ffff9aa64e431cb8 ((work_completion)(&(&adev->gfx.enforce_isolation[i].work)->work)){+.+.}-{0:0}, at: __flush_work+0x232/0x610
[  606.297413]
               but task is already holding lock:
[  606.297423] ffff9aa64e432338 (&adev->gfx.kfd_sch_mutex){+.+.}-{3:3}, at: amdgpu_gfx_kfd_sch_ctrl+0x51/0x4d0 [amdgpu]
[  606.297725]
               which lock already depends on the new lock.

[  606.297738]
               the existing dependency chain (in reverse order) is:
[  606.297749]
               -> #2 (&adev->gfx.kfd_sch_mutex){+.+.}-{3:3}:
[  606.297765]        __mutex_lock+0x85/0x930
[  606.297776]        mutex_lock_nested+0x1b/0x30
[  606.297786]        amdgpu_gfx_kfd_sch_ctrl+0x51/0x4d0 [amdgpu]
[  606.298007]        amdgpu_gfx_enforce_isolation_ring_begin_use+0x2a4/0x5d0 [amdgpu]
[  606.298225]        amdgpu_ring_alloc+0x48/0x70 [amdgpu]
[  606.298412]        amdgpu_ib_schedule+0x176/0x8a0 [amdgpu]
[  606.298603]        amdgpu_job_run+0xac/0x1e0 [amdgpu]
[  606.298866]        drm_sched_run_job_work+0x24f/0x430 [gpu_sched]
[  606.298880]        process_one_work+0x21e/0x680
[  606.298890]        worker_thread+0x190/0x350
[  606.298899]        kthread+0xe7/0x120
[  606.298908]        ret_from_fork+0x3c/0x60
[  606.298919]        ret_from_fork_asm+0x1a/0x30
[  606.298929]
               -> #1 (&adev->enforce_isolation_mutex){+.+.}-{3:3}:
[  606.298947]        __mutex_lock+0x85/0x930
[  606.298956]        mutex_lock_nested+0x1b/0x30
[  606.298966]        amdgpu_gfx_enforce_isolation_handler+0x87/0x370 [amdgpu]
[  606.299190]        process_one_work+0x21e/0x680
[  606.299199]        worker_thread+0x190/0x350
[  606.299208]        kthread+0xe7/0x120
[  606.299217]        ret_from_fork+0x3c/0x60
[  606.299227]        ret_from_fork_asm+0x1a/0x30
[  606.299236]
               -> #0 ((work_completion)(&(&adev->gfx.enforce_isolation[i].work)->work)){+.+.}-{0:0}:
[  606.299257]        __lock_acquire+0x16f9/0x2810
[  606.299267]        lock_acquire+0xd1/0x300
[  606.299276]        __flush_work+0x250/0x610
[  606.299286]        cancel_delayed_work_sync+0x71/0x80
[  606.299296]        amdgpu_gfx_kfd_sch_ctrl+0x287/0x4d0 [amdgpu]
[  606.299509]        amdgpu_gfx_enforce_isolation_ring_begin_use+0x2a4/0x5d0 [amdgpu]
[  606.299723]        amdgpu_ring_alloc+0x48/0x70 [amdgpu]
[  606.299909]        amdgpu_ib_schedule+0x176/0x8a0 [amdgpu]
[  606.300101]        amdgpu_job_run+0xac/0x1e0 [amdgpu]
[  606.300355]        drm_sched_run_job_work+0x24f/0x430 [gpu_sched]
[  606.300369]        process_one_work+0x21e/0x680
[  606.300378]        worker_thread+0x190/0x350
[  606.300387]        kthread+0xe7/0x120
[  606.300396]        ret_from_fork+0x3c/0x60
[  606.300406]        ret_from_fork_asm+0x1a/0x30
[  606.300416]
               other info that might help us debug this:

[  606.300428] Chain exists of:
                 (work_completion)(&(&adev->gfx.enforce_isolation[i].work)->work) --> &adev->enforce_isolation_mutex --> &adev->gfx.kfd_sch_mutex

[  606.300458]  Possible unsafe locking scenario:

[  606.300468]        CPU0                    CPU1
[  606.300476]        ----                    ----
[  606.300484]   lock(&adev->gfx.kfd_sch_mutex);
[  606.300494]                                lock(&adev->enforce_isolation_mutex);
[  606.300508]                                lock(&adev->gfx.kfd_sch_mutex);
[  606.300521]   lock((work_completion)(&(&adev->gfx.enforce_isolation[i].work)->work));
[  606.300536]
                *** DEADLOCK ***

[  606.300546] 5 locks held by kworker/u96:3/3825:
[  606.300555]  #0: ffff9aa5aa1f5d58 ((wq_completion)comp_1.1.0){+.+.}-{0:0}, at: process_one_work+0x3f5/0x680
[  606.300577]  #1: ffffaa53c3c97e40 ((work_completion)(&sched->work_run_job)){+.+.}-{0:0}, at: process_one_work+0x1d6/0x680
[  606.300600]  #2: ffff9aa64e463c98 (&adev->enforce_isolation_mutex){+.+.}-{3:3}, at: amdgpu_gfx_enforce_isolation_ring_begin_use+0x1c3/0x5d0 [amdgpu]
[  606.300837]  #3: ffff9aa64e432338 (&adev->gfx.kfd_sch_mutex){+.+.}-{3:3}, at: amdgpu_gfx_kfd_sch_ctrl+0x51/0x4d0 [amdgpu]
[  606.301062]  #4: ffffffff8c1a5660 (rcu_read_lock){....}-{1:2}, at: __flush_work+0x70/0x610
[  606.301083]
               stack backtrace:
[  606.301092] CPU: 14 PID: 3825 Comm: kworker/u96:3 Tainted: G           OE      6.10.0-amd-mlkd-610-311224-lof #19
[  606.301109] Hardware name: Gigabyte Technology Co., Ltd. X570S GAMING X/X570S GAMING X, BIOS F7 03/22/2024
[  606.301124] Workqueue: comp_1.1.0 drm_sched_run_job_work [gpu_sched]
[  606.301140] Call Trace:
[  606.301146]  <TASK>
[  606.301154]  dump_stack_lvl+0x9b/0xf0
[  606.301166]  dump_stack+0x10/0x20
[  606.301175]  print_circular_bug+0x26c/0x340
[  606.301187]  check_noncircular+0x157/0x170
[  606.301197]  ? register_lock_class+0x48/0x490
[  606.301213]  __lock_acquire+0x16f9/0x2810
[  606.301230]  lock_acquire+0xd1/0x300
[  606.301239]  ? __flush_work+0x232/0x610
[  606.301250]  ? srso_alias_return_thunk+0x5/0xfbef5
[  606.301261]  ? mark_held_locks+0x54/0x90
[  606.301274]  ? __flush_work+0x232/0x610
[  606.301284]  __flush_work+0x250/0x610
[  606.301293]  ? __flush_work+0x232/0x610
[  606.301305]  ? __pfx_wq_barrier_func+0x10/0x10
[  606.301318]  ? mark_held_locks+0x54/0x90
[  606.301331]  ? srso_alias_return_thunk+0x5/0xfbef5
[  606.301345]  cancel_delayed_work_sync+0x71/0x80
[  606.301356]  amdgpu_gfx_kfd_sch_ctrl+0x287/0x4d0 [amdgpu]
[  606.301661]  amdgpu_gfx_enforce_isolation_ring_begin_use+0x2a4/0x5d0 [amdgpu]
[  606.302050]  ? srso_alias_return_thunk+0x5/0xfbef5
[  606.302069]  amdgpu_ring_alloc+0x48/0x70 [amdgpu]
[  606.302452]  amdgpu_ib_schedule+0x176/0x8a0 [amdgpu]
[  606.302862]  ? drm_sched_entity_error+0x82/0x190 [gpu_sched]
[  606.302890]  amdgpu_job_run+0xac/0x1e0 [amdgpu]
[  606.303366]  drm_sched_run_job_work+0x24f/0x430 [gpu_sched]
[  606.303388]  process_one_work+0x21e/0x680
[  606.303409]  worker_thread+0x190/0x350
[  606.303424]  ? __pfx_worker_thread+0x10/0x10
[  606.303437]  kthread+0xe7/0x120
[  606.303449]  ? __pfx_kthread+0x10/0x10
[  606.303463]  ret_from_fork+0x3c/0x60
[  606.303476]  ? __pfx_kthread+0x10/0x10
[  606.303489]  ret_from_fork_asm+0x1a/0x30
[  606.303512]  </TASK>

v2: Refactor lock handling to resolve circular dependency (Alex)

- Introduced a `sched_work` flag to defer the call to
  `amdgpu_gfx_kfd_sch_ctrl` until after releasing
  `enforce_isolation_mutex`.
- This change ensures that `amdgpu_gfx_kfd_sch_ctrl` is called outside
  the critical section, preventing the circular dependency and deadlock.
- The `sched_work` flag is set within the mutex-protected section if
  conditions are met, and the actual function call is made afterward.
- This approach ensures consistent lock acquisition order.

Fixes: afefd6f245 ("drm/amdgpu: Implement Enforce Isolation Handler for KGD/KFD serialization")
Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Suggested-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2025-01-14 10:38:33 -05:00
Keith Busch
3c47c2ccd5 nvmet: fix rw control endian access
Fixes: 3ec5c62cfc ("nvmet: handle rw's limited retry flag")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202501142128.WexgyMTv-lkp@intel.com/
Cc: Guixin Liu <kanie@linux.alibaba.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
2025-01-14 07:35:08 -08:00
Mark Brown
9a8afbe567 spi: Support DTR in spi-mem
Changes to support DTR with spi-mem.
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 -----END PGP SIGNATURE-----

spi-nand/spi-mem DTR support

Merge series from Miquel Raynal <miquel.raynal@bootlin.com>:

Here is a (big) series supposed to bring DTR support in SPI-NAND.
2025-01-14 15:18:44 +00:00
Krzysztof Kozlowski
40ba3c9019
spi: ti-qspi: Use syscon_regmap_lookup_by_phandle_args
Use syscon_regmap_lookup_by_phandle_args() which is a wrapper over
syscon_regmap_lookup_by_phandle() combined with getting the syscon
argument.  Except simpler code this annotates within one line that given
phandle has arguments, so grepping for code would be easier.

There is also no real benefit in printing errors on missing syscon
argument, because this is done just too late: runtime check on
static/build-time data.  Dtschema and Devicetree bindings offer the
static/build-time check for this already.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20250111185400.183760-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
2025-01-14 15:18:40 +00:00
Arunpravin Paneer Selvam
8cb3a1e2b3 drm/buddy: Add a testcase to verify the multiroot fini
- Added a testcase to verify the multiroot force merge fini.
- Added a new field in_use to track the mm freed status.

v2:(Matthew)
  - Add kunit_fail_current_test() when WARN_ON is true.

Signed-off-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Signed-off-by: Lin.Cao <lincao12@amd.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241226070116.309290-2-Arunpravin.PaneerSelvam@amd.com
2025-01-14 20:43:19 +05:30
Lin.Cao
467dce3817 drm/buddy: fix issue that force_merge cannot free all roots
If buddy manager have more than one roots and each root have sub-block
need to be free. When drm_buddy_fini called, the first loop of
force_merge will merge and free all of the sub block of first root,
which offset is 0x0 and size is biggest(more than have of the mm size).
In subsequent force_merge rounds, if we use 0 as start and use remaining
mm size as end, the block of other roots will be skipped in
__force_merge function. It will cause the other roots can not be freed.

Solution: use roots' offset as the start could fix this issue.

Signed-off-by: Lin.Cao <lincao12@amd.com>
Signed-off-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241226070116.309290-1-Arunpravin.PaneerSelvam@amd.com
2025-01-14 20:42:28 +05:30
Nathan Chancellor
e896c04890
spi: amd: Fix -Wuninitialized in amd_spi_exec_mem_op()
After commit e6204f39fe ("spi: amd: Drop redundant check"), clang warns (or
errors with CONFIG_WERROR=y):

  drivers/spi/spi-amd.c:695:9: error: variable 'ret' is uninitialized when used here [-Werror,-Wuninitialized]
    695 |         return ret;
        |                ^~~
  drivers/spi/spi-amd.c:673:9: note: initialize the variable 'ret' to silence this warning
    673 |         int ret;
        |                ^
        |                 = 0
  1 error generated.

ret is no longer set on anything other than the default switch path.
Replace ret with a direct return of 0 at the end of the function and
-EOPNOTSUPP in the default case to resolve the warning.

Fixes: e6204f39fe ("spi: amd: Drop redundant check")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202501112315.ugYQ7Ce7-lkp@intel.com/
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
Reviewed-by: Miguel Ojeda <ojeda@kernel.org>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://patch.msgid.link/20250111-spi-amd-fix-uninitialized-ret-v1-1-c66ab9f6a23d@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
2025-01-14 15:07:11 +00:00
Vinay Belgaumkar
d160dc6f53 drm/xe: Add locks in gtidle code
The update of the residency values needs to be protected by a lock to
avoid multiple entrypoints, for example when multiple userspace clients
read the sysfs file. Other in-kernel clients are going to be added to
sample these values, making the problem worse. Protect those updates
with a raw_spinlock so it can be called by future integration with perf
pmu.

Suggested-by: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250110173308.2412232-2-lucas.demarchi@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
2025-01-14 07:02:49 -08:00
Johannes Thumshirn
9d0c23db26 btrfs: selftests: add a selftest for deleting two out of three extents
Add a selftest creating three extents and then deleting two out of the
three extents.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:57:55 +01:00
Johannes Thumshirn
cfda28fb70 btrfs: selftests: add test for punching a hole into 3 RAID stripe-extents
Test creating a range of three RAID stripe-extents and then punch a hole
in the middle, deleting all of the middle extents and partially deleting
the "book ends".

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:56:40 +01:00
Johannes Thumshirn
27ae15b25b btrfs: selftests: add selftest for punching holes into the RAID stripe extents
Add a selftest for punching a hole into a RAID stripe extent. The test
create an 1M extent and punches a 64k bytes long hole at offset of 32k from
the start of the extent.

Afterwards it verifies the start and length of both resulting new extents
"left" and "right" as well as the absence of the hole.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:54:45 +01:00
Johannes Thumshirn
1d395c3926 btrfs: selftests: test RAID stripe-tree deletion spanning two items
Add a selftest for RAID stripe-tree deletion with a delete range spanning
two items, so that we're punching a hole into two adjacent RAID stripe
extents truncating the first and "moving" the second to the right.

The following diagram illustrates the operation:

 |--- RAID Stripe Extent ---||--- RAID Stripe Extent ---|
 |-----  keep  -----|--- drop ---|-----  keep  ----|

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:54:44 +01:00
Johannes Thumshirn
a0afdec255 btrfs: selftests: don't split RAID extents in half
The selftests for partially deleting the start or tail of RAID
stripe-extents split these extents in half.

This can hide errors in the calculation, so don't split the RAID
stripe-extents in half but delete the first or last 16K of the 64K
extents.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:52:30 +01:00
Johannes Thumshirn
d44d3d724b btrfs: selftests: check for correct return value of failed lookup
Commit 5e72aabc1f ("btrfs: return ENODATA in case RST lookup fails")
changed btrfs_get_raid_extent_offset()'s return value to ENODATA in case
the RAID stripe-tree lookup failed.

Adjust the test cases which check for absence of a given range to check
for ENODATA as return value in this case.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:52:30 +01:00
Johannes Thumshirn
dc14ba1078 btrfs: don't use btrfs_set_item_key_safe on RAID stripe-extents
Don't use btrfs_set_item_key_safe() to modify the keys in the RAID
stripe-tree, as this can lead to corruption of the tree, which is caught
by the checks in btrfs_set_item_key_safe():

 BTRFS info (device nvme1n1): leaf 49168384 gen 15 total ptrs 194 free space 8329 owner 12
 BTRFS info (device nvme1n1): refs 2 lock_owner 1030 current 1030
  [ snip ]
  item 105 key (354549760 230 20480) itemoff 14587 itemsize 16
                  stride 0 devid 5 physical 67502080
  item 106 key (354631680 230 4096) itemoff 14571 itemsize 16
                  stride 0 devid 1 physical 88559616
  item 107 key (354631680 230 32768) itemoff 14555 itemsize 16
                  stride 0 devid 1 physical 88555520
  item 108 key (354717696 230 28672) itemoff 14539 itemsize 16
                  stride 0 devid 2 physical 67604480
  [ snip ]
 BTRFS critical (device nvme1n1): slot 106 key (354631680 230 32768) new key (354635776 230 4096)
 ------------[ cut here ]------------
 kernel BUG at fs/btrfs/ctree.c:2602!
 Oops: invalid opcode: 0000 [#1] PREEMPT SMP PTI
 CPU: 1 UID: 0 PID: 1055 Comm: fsstress Not tainted 6.13.0-rc1+ #1464
 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.2-3-gd478f380-rebuilt.opensuse.org 04/01/2014
 RIP: 0010:btrfs_set_item_key_safe+0xf7/0x270
 Code: <snip>
 RSP: 0018:ffffc90001337ab0 EFLAGS: 00010287
 RAX: 0000000000000000 RBX: ffff8881115fd000 RCX: 0000000000000000
 RDX: 0000000000000001 RSI: 0000000000000001 RDI: 00000000ffffffff
 RBP: ffff888110ed6f50 R08: 00000000ffffefff R09: ffffffff8244c500
 R10: 00000000ffffefff R11: 00000000ffffffff R12: ffff888100586000
 R13: 00000000000000c9 R14: ffffc90001337b1f R15: ffff888110f23b58
 FS:  00007f7d75c72740(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000
 CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 CR2: 00007fa811652c60 CR3: 0000000111398001 CR4: 0000000000370eb0
 Call Trace:
  <TASK>
  ? __die_body.cold+0x14/0x1a
  ? die+0x2e/0x50
  ? do_trap+0xca/0x110
  ? do_error_trap+0x65/0x80
  ? btrfs_set_item_key_safe+0xf7/0x270
  ? exc_invalid_op+0x50/0x70
  ? btrfs_set_item_key_safe+0xf7/0x270
  ? asm_exc_invalid_op+0x1a/0x20
  ? btrfs_set_item_key_safe+0xf7/0x270
  btrfs_partially_delete_raid_extent+0xc4/0xe0
  btrfs_delete_raid_extent+0x227/0x240
  __btrfs_free_extent.isra.0+0x57f/0x9c0
  ? exc_coproc_segment_overrun+0x40/0x40
  __btrfs_run_delayed_refs+0x2fa/0xe80
  btrfs_run_delayed_refs+0x81/0xe0
  btrfs_commit_transaction+0x2dd/0xbe0
  ? preempt_count_add+0x52/0xb0
  btrfs_sync_file+0x375/0x4c0
  do_fsync+0x39/0x70
  __x64_sys_fsync+0x13/0x20
  do_syscall_64+0x54/0x110
  entry_SYSCALL_64_after_hwframe+0x76/0x7e
 RIP: 0033:0x7f7d7550ef90
 Code: <snip>
 RSP: 002b:00007ffd70237248 EFLAGS: 00000202 ORIG_RAX: 000000000000004a
 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7d7550ef90
 RDX: 000000000000013a RSI: 000000000040eb28 RDI: 0000000000000004
 RBP: 000000000000001b R08: 0000000000000078 R09: 00007ffd7023725c
 R10: 00007f7d75400390 R11: 0000000000000202 R12: 028f5c28f5c28f5c
 R13: 8f5c28f5c28f5c29 R14: 000000000040b520 R15: 00007f7d75c726c8
  </TASK>

While the root cause of the tree order corruption isn't clear, using
btrfs_duplicate_item() to copy the item and then adjusting both the key
and the per-device physical addresses is a safe way to counter this
problem.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:52:22 +01:00
Johannes Thumshirn
6aa0e7cc56 btrfs: implement hole punching for RAID stripe extents
If the stripe extent we want to delete starts before the range we want to
delete and ends after the range we want to delete we're punching a
hole in the stripe extent:

  |--- RAID Stripe Extent ---|
  | keep |--- drop ---| keep |

This means we need to a) truncate the existing item and b)
create a second item for the remaining range.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:52:13 +01:00
Johannes Thumshirn
7664311904 btrfs: fix deletion of a range spanning parts two RAID stripe extents
When a user requests the deletion of a range that spans multiple stripe
extents and btrfs_search_slot() returns us the second RAID stripe extent,
we need to pick the previous item and truncate it, if there's still a
range to delete left, move on to the next item.

The following diagram illustrates the operation:

 |--- RAID Stripe Extent ---||--- RAID Stripe Extent ---|
        |--- keep  ---|--- drop ---|

While at it, comment the trivial case of a whole item delete as well.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:51:24 +01:00
Johannes Thumshirn
50cae2ca69 btrfs: fix tail delete of RAID stripe-extents
Fix tail delete of RAID stripe-extents, if there is a range to be deleted
as well after the tail delete of the extent.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:49:10 +01:00
Johannes Thumshirn
a678543e60 btrfs: fix front delete range calculation for RAID stripe extents
When deleting the front of a RAID stripe-extent the delete code
miscalculates the size on how much to pad the remaining extent part in the
front.

Fix the calculation so we're always having the sizes we expect.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:49:04 +01:00
Johannes Thumshirn
5a0e38eab7 btrfs: assert RAID stripe-extent length is always greater than 0
When modifying a RAID stripe-extent, ASSERT() that the length of the new
RAID stripe-extent is always greater than 0.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:48:56 +01:00
Johannes Thumshirn
9257d8632a btrfs: don't try to delete RAID stripe-extents if we don't need to
Even if the RAID stripe-tree is not enabled in the filesystem,
do_free_extent_accounting() still calls into btrfs_delete_raid_extent().

Check if the extent in question is on a block-group that has a profile
which is used by RAID stripe-tree before attempting to delete a stripe
extent. Return early if it doesn't, otherwise we're doing a unnecessary
search.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:48:46 +01:00
Johannes Thumshirn
c221a9a29d btrfs: selftests: correct RAID stripe-tree feature flag setting
RAID stripe-tree is an incompatible feature not a read-only compatible, so
set the incompat flag not a compat_ro one in the selftest code.

Subsequent changes in btrfs_delete_raid_extent() will start checking for
this flag.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2025-01-14 15:47:54 +01:00
Shrikanth Hegde
24e0e61040 tracing: Print lazy preemption model
Print lazy preemption model in ftrace header when latency-format=1.

 # cat /sys/kernel/debug/sched/preempt
 none voluntary full (lazy)

Without patch:
  latency: 0 us, #232946/232946, CPU#40 | (M:unknown VP:0, KP:0, SP:0 HP:0 #P:80)
                                             ^^^^^^^

With Patch:
  latency: 0 us, #1897938/25566788, CPU#16 | (M:lazy VP:0, KP:0, SP:0 HP:0 #P:80)
                                                ^^^^

Now that lazy preemption is part of the kernel, make sure the tracing
infrastructure reflects that.

Link: https://lore.kernel.org/20250103093647.575919-1-sshegde@linux.ibm.com
Signed-off-by: Shrikanth Hegde <sshegde@linux.ibm.com>
Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2025-01-14 09:44:33 -05:00
Steven Rostedt
a485ea9e3e tracing: Fix irqsoff and wakeup latency tracers when using function graph
The function graph tracer has become generic so that kretprobes and BPF
can use it along with function graph tracing itself. Some of the
infrastructure was specific for function graph tracing such as recording
the calltime and return time of the functions. Calling the clock code on a
high volume function does add overhead. The calculation of the calltime
was removed from the generic code and placed into the function graph
tracer itself so that the other users did not incur this overhead as they
did not need that timestamp.

The calltime field was still kept in the generic return entry structure
and the function graph return entry callback filled it as that structure
was passed to other code.

But this broke both irqsoff and wakeup latency tracer as they still
depended on the trace structure containing the calltime when the option
display-graph is set as it used some of those same functions that the
function graph tracer used. But now the calltime was not set and was just
zero. This caused the calculation of the function time to be the absolute
value of the return timestamp and not the length of the function.

 # cd /sys/kernel/tracing
 # echo 1 > options/display-graph
 # echo irqsoff > current_tracer

The tracers went from:

 #   REL TIME      CPU  TASK/PID       ||||     DURATION                  FUNCTION CALLS
 #      |          |     |    |        ||||      |   |                     |   |   |   |
        0 us |   4)    <idle>-0    |  d..1. |   0.000 us    |  irqentry_enter();
        3 us |   4)    <idle>-0    |  d..2. |               |  irq_enter_rcu() {
        4 us |   4)    <idle>-0    |  d..2. |   0.431 us    |    preempt_count_add();
        5 us |   4)    <idle>-0    |  d.h2. |               |    tick_irq_enter() {
        5 us |   4)    <idle>-0    |  d.h2. |   0.433 us    |      tick_check_oneshot_broadcast_this_cpu();
        6 us |   4)    <idle>-0    |  d.h2. |   2.426 us    |      ktime_get();
        9 us |   4)    <idle>-0    |  d.h2. |               |      tick_nohz_stop_idle() {
       10 us |   4)    <idle>-0    |  d.h2. |   0.398 us    |        nr_iowait_cpu();
       11 us |   4)    <idle>-0    |  d.h1. |   1.903 us    |      }
       11 us |   4)    <idle>-0    |  d.h2. |               |      tick_do_update_jiffies64() {
       12 us |   4)    <idle>-0    |  d.h2. |               |        _raw_spin_lock() {
       12 us |   4)    <idle>-0    |  d.h2. |   0.360 us    |          preempt_count_add();
       13 us |   4)    <idle>-0    |  d.h3. |   0.354 us    |          do_raw_spin_lock();
       14 us |   4)    <idle>-0    |  d.h2. |   2.207 us    |        }
       15 us |   4)    <idle>-0    |  d.h3. |   0.428 us    |        calc_global_load();
       16 us |   4)    <idle>-0    |  d.h3. |               |        _raw_spin_unlock() {
       16 us |   4)    <idle>-0    |  d.h3. |   0.380 us    |          do_raw_spin_unlock();
       17 us |   4)    <idle>-0    |  d.h3. |   0.334 us    |          preempt_count_sub();
       18 us |   4)    <idle>-0    |  d.h1. |   1.768 us    |        }
       18 us |   4)    <idle>-0    |  d.h2. |               |        update_wall_time() {
      [..]

To:

 #   REL TIME      CPU  TASK/PID       ||||     DURATION                  FUNCTION CALLS
 #      |          |     |    |        ||||      |   |                     |   |   |   |
        0 us |   5)    <idle>-0    |  d.s2. |   0.000 us    |  _raw_spin_lock_irqsave();
        0 us |   5)    <idle>-0    |  d.s3. |   312159583 us |      preempt_count_add();
        2 us |   5)    <idle>-0    |  d.s4. |   312159585 us |      do_raw_spin_lock();
        3 us |   5)    <idle>-0    |  d.s4. |               |      _raw_spin_unlock() {
        3 us |   5)    <idle>-0    |  d.s4. |   312159586 us |        do_raw_spin_unlock();
        4 us |   5)    <idle>-0    |  d.s4. |   312159587 us |        preempt_count_sub();
        4 us |   5)    <idle>-0    |  d.s2. |   312159587 us |      }
        5 us |   5)    <idle>-0    |  d.s3. |               |      _raw_spin_lock() {
        5 us |   5)    <idle>-0    |  d.s3. |   312159588 us |        preempt_count_add();
        6 us |   5)    <idle>-0    |  d.s4. |   312159589 us |        do_raw_spin_lock();
        7 us |   5)    <idle>-0    |  d.s3. |   312159590 us |      }
        8 us |   5)    <idle>-0    |  d.s4. |   312159591 us |      calc_wheel_index();
        9 us |   5)    <idle>-0    |  d.s4. |               |      enqueue_timer() {
        9 us |   5)    <idle>-0    |  d.s4. |               |        wake_up_nohz_cpu() {
       11 us |   5)    <idle>-0    |  d.s4. |               |          native_smp_send_reschedule() {
       11 us |   5)    <idle>-0    |  d.s4. |   312171987 us |            default_send_IPI_single_phys();
    12408 us |   5)    <idle>-0    |  d.s3. |   312171990 us |          }
    12408 us |   5)    <idle>-0    |  d.s3. |   312171991 us |        }
    12409 us |   5)    <idle>-0    |  d.s3. |   312171991 us |      }

Where the calculation of the time for each function was the return time
minus zero and not the time of when the function returned.

Have these tracers also save the calltime in the fgraph data section and
retrieve it again on the return to get the correct timings again.

Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/20250113183124.61767419@gandalf.local.home
Fixes: f1f36e22be ("ftrace: Have calltime be saved in the fgraph storage")
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2025-01-14 09:38:09 -05:00
Bence Csókás
65880d32e1
ASoC: sun4i-codec: Use new devm clk and reset APIs
Clean up error handling by using the new devm_
clock and reset functions. This should make it
easier to add new code, as we can eliminate the
"goto ladder" in probe().

Signed-off-by: Bence Csókás <csokas.bence@prolan.hu>
Link: https://patch.msgid.link/20250114095909.798559-1-csokas.bence@prolan.hu
Signed-off-by: Mark Brown <broonie@kernel.org>
2025-01-14 14:31:14 +00:00
Kuninori Morimoto
41f1d2bd49
ASoC: soc-dapm: remove !card check from snd_soc_dapm_set_bias_level()
dapm is setup by snd_soc_dapm_init(), thus dapm->card never been NULL.
We don't need if (!card) check for it.

Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://patch.msgid.link/877c6ytd9t.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2025-01-14 14:31:13 +00:00
Shengjiu Wang
3927c51e49
ASoC: dt-bindings: fsl,micfil: Add compatible string for i.MX943 platform
Add compatible string "fsl,imx943-micfil" for i.MX943 platform.
The definition of register map and some register bit map is
different on the i.MX943 platform.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Link: https://patch.msgid.link/20250114102720.3664667-3-shengjiu.wang@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2025-01-14 14:31:05 +00:00
Shengjiu Wang
eab6905045
ASoC: fsl_micfil: Add i.MX943 platform support
On i.MX943, the FIFO data address is changed to 0x20~0x3c,
compared to previous version, there is a minus 4 offset,
so add a new regmap configuration for it.
And the bit width of CICOSR is changed to 5 bits, from bit
16th to 20th in REG_MICFIL_CTRL2 register, so update its
definition header file.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Link: https://patch.msgid.link/20250114102720.3664667-2-shengjiu.wang@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2025-01-14 14:31:04 +00:00
Krzysztof Kozlowski
9e7665097f dt-bindings: pinctrl: Correct indentation and style in DTS example
DTS example in the bindings should be indented with 2- or 4-spaces and
aligned with opening '- |', so correct any differences like 3-spaces or
mixtures 2- and 4-spaces in one binding.

No functional changes here, but saves some comments during reviews of
new patches built on existing code.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Manikandan Muralidharan <manikandan.m@microchip.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/20250107125836.225447-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2025-01-14 15:16:46 +01:00
Maciej S. Szmigiero
f31f33dbb3 pinctrl: amd: Take suspend type into consideration which pins are non-wake
Some laptops have pins which are a wake source for S0i3/S3 but which
aren't a wake source for S4/S5 and which cause issues when left unmasked
during hibernation (S4).

For example HP EliteBook 855 G7 has pin #24 that causes instant wakeup
(hibernation failure) if left unmasked (it is a wake source only for
S0i3/S3).
GPIO pin #24 on this platform is likely dedicated to WWAN XMM7360
modem since this pin triggers wake notify to WWAN modem's parent PCIe
port.

Fix this by considering a pin a wake source only if it is marked as one
for the current suspend type (S0i3/S3 vs S4/S5).

Since Z-wake pins only make sense at runtime these were excluded from
both of suspend categories, so pins with only the Z-wake flag set are
effectively treated as non-wake pins.

Fixes: 2fff0b5e1a ("pinctrl: amd: Mask non-wake source pins with interrupt enabled at suspend")
Signed-off-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Link: https://lore.kernel.org/d4b2d076366fdd08a0c1cd9b7ecd91dc95e07269.1736184752.git.mail@maciej.szmigiero.name
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2025-01-14 14:33:59 +01:00
Uwe Kleine-König
f0a4e9fa65 i2c: designware: Actually make use of the I2C_DW_COMMON and I2C_DW symbol namespaces
DEFAULT_SYMBOL_NAMESPACE must already be defined when <linux/export.h>
is included. So move the define above the include block.

Fixes: fd57a3325a ("i2c: designware: Move exports to I2C_DW namespaces")
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
2025-01-14 14:24:30 +01:00