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Sysfs node disable query error count during gpu reset.
Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com>
Reviewed-by: Stanley.Yang <Stanley.Yang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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For RAS error scenario, VF guest driver will check mailbox
and set fed flag to avoid unnecessary HW accesses.
additionally, poll for reset completion message first
to avoid accidentally spamming multiple reset requests to host.
v2: add another mailbox check for handling case where kfd detects
timeout first
v3: set host_flr bit and use wait_for_reset
Signed-off-by: Vignesh Chander <Vignesh.Chander@amd.com>
Reviewed-by: Zhigang Luo <Zhigang.Luo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Cache the PCI state before bus master is disabled. The saved state is
later used for other cases like restoring config space after mode-2
reset.
Fixes: 5c03e5843e6b ("drm/amdgpu:add smu mode1/2 support for aldebaran")
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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We need to ensure that even when using a reserved VMID that the gang
members can still run in parallel.
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>
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Reduce redundant code and user doesn't need to pay attention to RAS
details.
Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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refine gpu_info firmware loading
Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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We send back the ready to reset message before we stop anything. This is
wrong. Move it to when we are actually ready for the FLR to happen.
In the current state since we take tens of seconds to stop everything,
it is very likely that host would give up waiting and reset the GPU
before we send ready, so it would be the same as before. But this gets
rid of the hack with reset_domain locking and also let us tell how slow
ready to reset actually is from the host. The ready to reset speed can
be improved later.
Signed-off-by: Yunxiang Li <Yunxiang.Li@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Emily Deng <Emily.Deng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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reset cause is requested by customer as additional
info for gpu reset smi event.
v2: integerate reset sources suggested by Lijo Lazar
Signed-off-by: Eric Huang <jinhuieric.huang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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flush_gpu_tlb may be called from another thread while
device_gpu_recover is running.
Both of these threads access registers through the VF
RLCG interface during VF Full Access. Add a lock around this interface
to prevent race conditions between these threads.
Signed-off-by: Victor Skvortsov <victor.skvortsov@amd.com>
Reviewed-by: Zhigang Luo <zhigang.luo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Use current speed/width on devices which don't support
dynamic PCIe switching.
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3289
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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add prints before and after ip state is dumped.
It avoids user to think of system being
stuck/hung as dump could take some time after a
gpu hang.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sunil Khatri <sunil.khatri@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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the inst passed to amdgpu_virt_rlcg_reg_rw should be physical instance.
Fix the miss matched code.
Signed-off-by: Victor Zhao <Victor.Zhao@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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The special case for VM passthrough doesn't check adev->nbio.funcs
before dereferencing it. If GPUs that don't have an NBIO block are
passed through, this leads to a NULL pointer dereference on startup.
Signed-off-by: Friedrich Vock <friedrich.vock@gmx.de>
Fixes: 1bece222eabe ("drm/amdgpu: Clear doorbell interrupt status for Sienna Cichlid")
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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check the pointer hive before use.
Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com>
Reviewed-by: Tim Huang <Tim.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Validate tbo resource pointer, skip if NULL
Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Add gfx v9_4_4 ip block support
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Le Ma <le.ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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This is part of the reset, move it into the reset function.
Signed-off-by: Yunxiang Li <Yunxiang.Li@amd.com>
Reviewed-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-by: Zhigang Luo <zhigang.luo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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The retry loop for SRIOV reset have refcount and memory leak issue.
Depending on which function call fails it can potentially call
amdgpu_amdkfd_pre/post_reset different number of times and causes
kfd_locked count to be wrong. This will block all future attempts at
opening /dev/kfd. The retry loop also leakes resources by calling
amdgpu_virt_init_data_exchange multiple times without calling the
corresponding fini function.
Align with the bare-metal reset path which doesn't have these issues.
This means taking the amdgpu_amdkfd_pre/post_reset functions out of the
reset loop and calling amdgpu_device_pre_asic_reset each retry which
properly free the resources from previous try by calling
amdgpu_virt_fini_data_exchange.
Signed-off-by: Yunxiang Li <Yunxiang.Li@amd.com>
Reviewed-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-by: Zhigang Luo <zhigang.luo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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There are other reset sources that pass NULL as the job pointer, such as
amdgpu_amdkfd_reset_work. Therefore, using the job pointer to check if
the FLR comes from the host does not work.
Add a flag in reset_context to explicitly mark host triggered reset, and
set this flag when we receive host reset notification.
Signed-off-by: Yunxiang Li <Yunxiang.Li@amd.com>
Reviewed-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-by: Zhigang Luo <zhigang.luo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Some times a hang GPU causes multiple reset sources to schedule resets.
The second source will be able to trigger an unnecessary reset if they
schedule after we call amdgpu_device_stop_pending_resets.
Move amdgpu_device_stop_pending_resets to after the reset is done. Since
at this point the GPU is supposedly in a good state, any reset scheduled
after this point would be a legitimate reset.
Remove unnecessary and incorrect checks for amdgpu_in_reset that was
kinda serving this purpose.
Signed-off-by: Yunxiang Li <Yunxiang.Li@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Do not dump the ip registers during driver reload
in passthrough environment.
Signed-off-by: Sunil Khatri <sunil.khatri@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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As we use wb slots more dynamically, we need to lock
access to avoid racing on allocation or free.
Reviewed-by: Shaoyun.liu <shaoyunl@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Invoke the dump_ip_state function for each ip before
the asic resets and save the register values for
debugging via devcoredump.
Signed-off-by: Sunil Khatri <sunil.khatri@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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In passthrough environment, the driver triggers the mode-1 reset on
reload. The reset causes the core dump collection which is delayed task
and prevents driver from unloading until it is completed. Since we do
not need to collect data on "reset on reload" case, we can skip core
dump collection.
v2: Use the same flag to avoid calling amdgpu_reset_reg_dumps as well.
Signed-off-by: Ahmad Rehman <Ahmad.Rehman@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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refactor the code of runtime pm mode detection to support
amdgpu_runtime_pm =2 and 1 two cases
Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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s/,please/, please/
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Thorsten Blum <thorsten.blum@toblux.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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1. change AMDGPU_VF2PF_UPDATE_MAX_RETRY_LIMIT from 30 to 5.
2. set fatel error detected flag.
Signed-off-by: Zhigang Luo <Zhigang.Luo@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Add support for MACO flag checking.
MACO mode only works if BACO is supported.
Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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fix the high voltage issue after unload on smu 13.0.10
Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Apply this rule to all newer asics in sriov case.
For asic with VF MMIO access protection avoid using CPU for VM table updates.
CPU pagetable updates have issues with HDP flush as VF MMIO access protection
blocks write to BIF_BX_DEV0_EPF0_VF0_HDP_MEM_COHERENCY_FLUSH_CNTL register
during sriov runtime.
Moved the check to amdgpu_device_init() to ensure it is done after
amdgpu_device_ip_early_init() where the IP versions are discovered.
Signed-off-by: Danijel Slivka <danijel.slivka@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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If the system hasn't entered GFXOFF when suspend starts it can cause
hangs accessing GC and RLC during the suspend stage.
Cc: <stable@vger.kernel.org> # 6.1.y: 5095d5418193 ("drm/amd: Evict resources during PM ops prepare() callback")
Cc: <stable@vger.kernel.org> # 6.1.y: cb11ca3233aa ("drm/amd: Add concept of running prepare_suspend() sequence for IP blocks")
Cc: <stable@vger.kernel.org> # 6.1.y: 2ceec37b0e3d ("drm/amd: Add missing kernel doc for prepare_suspend()")
Cc: <stable@vger.kernel.org> # 6.1.y: 3a9626c816db ("drm/amd: Stop evicting resources on APUs in suspend")
Cc: <stable@vger.kernel.org> # 6.6.y: 5095d5418193 ("drm/amd: Evict resources during PM ops prepare() callback")
Cc: <stable@vger.kernel.org> # 6.6.y: cb11ca3233aa ("drm/amd: Add concept of running prepare_suspend() sequence for IP blocks")
Cc: <stable@vger.kernel.org> # 6.6.y: 2ceec37b0e3d ("drm/amd: Add missing kernel doc for prepare_suspend()")
Cc: <stable@vger.kernel.org> # 6.6.y: 3a9626c816db ("drm/amd: Stop evicting resources on APUs in suspend")
Cc: <stable@vger.kernel.org> # 6.1+
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3132
Fixes: ab4750332dbe ("drm/amdgpu/sdma5.2: add begin/end_use ring callbacks")
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Refractor devcoredump code into new files since its
functionality is expanded further and better to slit
and devcoredump to have its own file.
v2: Fix the build failure caught by arm compiler
of implicit function declaration with #ifdef
v3: squash in fix for implicit declaration error
Cc: Ivan Lipski <ivan.lipski@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Sunil Khatri <sunil.khatri@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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if reading pf2vf data failed 30 times continuously, it means something is
wrong. Need to trigger flr_work to recover the issue.
also use dev_err to print the error message to get which device has
issue and add warning message if waiting IDH_FLR_NOTIFICATION_CMPL
timeout.
Signed-off-by: Zhigang Luo <Zhigang.Luo@amd.com>
Acked-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Check if the device is present in the bus before trying to recover. It
could be that device itself is lost from the bus in some hang
situations.
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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amdgpu_device_init()"
This patch causes the following iounmap erorr and calltrace
iounmap: bad address 00000000d0b3631f
The original patch was unjustified because amdgpu_device_fini_sw() will
always cleanup the rmmio mapping.
This reverts commit eb4f139888f636614dab3bcce97ff61cefc4b3a7.
Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Suggested-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Using the ring_muxer without preemption adds overhead for no
reason since mcbp cannot be triggered.
Moving back to a single queue in this case also helps when
high priority app are used: in this case the gpu_scheduler
priority handling will work as expected - much better than
ring_muxer with its 2 independant schedulers competing for
the same hardware queue.
This change requires moving amdgpu_device_set_mcbp above
amdgpu_device_ip_early_init because we use adev->gfx.mcbp.
Signed-off-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jiadong Zhu <Jiadong.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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This ensures that the memory mapped by ioremap for adev->rmmio, is
properly handled in amdgpu_device_init(). If the function exits early
due to an error, the memory is unmapped. If the function completes
successfully, the memory remains mapped.
Reported by smatch:
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:4337 amdgpu_device_init() warn: 'adev->rmmio' from ioremap() not released on lines: 4035,4045,4051,4058,4068,4337
Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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For a RAS error that needs a full reset to recover, set the fatal error
status. Clear the status once the device is reset.
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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commit ab4750332dbe ("drm/amdgpu/sdma5.2: add begin/end_use ring
callbacks") caused GFXOFF control to be used more heavily and the
codepath that was removed from commit 0dee72639533 ("drm/amd: flush any
delayed gfxoff on suspend entry") now can be exercised at suspend again.
Users report that by using GNOME to suspend the lockscreen trigger will
cause SDMA traffic and the system can deadlock.
This reverts commit 0dee726395333fea833eaaf838bc80962df886c8.
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Fixes: ab4750332dbe ("drm/amdgpu/sdma5.2: add begin/end_use ring callbacks")
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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commit 5095d5418193 ("drm/amd: Evict resources during PM ops prepare()
callback") intentionally moved the eviction of resources to earlier in
the suspend process, but this introduced a subtle change that it occurs
before adev->in_s0ix or adev->in_s3 are set. This meant that APUs
actually started to evict resources at suspend time as well.
Explicitly set s0ix or s3 in the prepare() stage, and unset them if the
prepare() stage failed.
v2: squash in warning fix from Stephen Rothwell
Reported-by: Jürg Billeter <j@bitron.ch>
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3132#note_2271038
Fixes: 5095d5418193 ("drm/amd: Evict resources during PM ops prepare() callback")
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Need to resume ras during gpu reset for
gfx v9_4_3 sriov
Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Fix the warning info below during mode1 reset.
[ +0.000004] Call Trace:
[ +0.000004] <TASK>
[ +0.000006] ? show_regs+0x6e/0x80
[ +0.000011] ? __flush_work.isra.0+0x2e8/0x390
[ +0.000005] ? __warn+0x91/0x150
[ +0.000009] ? __flush_work.isra.0+0x2e8/0x390
[ +0.000006] ? report_bug+0x19d/0x1b0
[ +0.000013] ? handle_bug+0x46/0x80
[ +0.000012] ? exc_invalid_op+0x1d/0x80
[ +0.000011] ? asm_exc_invalid_op+0x1f/0x30
[ +0.000014] ? __flush_work.isra.0+0x2e8/0x390
[ +0.000007] ? __flush_work.isra.0+0x208/0x390
[ +0.000007] ? _prb_read_valid+0x216/0x290
[ +0.000008] __cancel_work_timer+0x11d/0x1a0
[ +0.000007] ? try_to_grab_pending+0xe8/0x190
[ +0.000012] cancel_work_sync+0x14/0x20
[ +0.000008] amddrm_sched_stop+0x3c/0x1d0 [amd_sched]
[ +0.000032] amdgpu_device_gpu_recover+0x29a/0xe90 [amdgpu]
This warning info was printed after applying the patch
"drm/sched: Convert drm scheduler to use a work queue rather than kthread".
The root cause is that amdgpu driver tries to use the uninitialized
work_struct in the struct drm_gpu_scheduler
v2:
- Rename the function to amdgpu_ring_sched_ready and move it to
amdgpu_ring.c (Alex)
v3:
- Fix a few more checks based on Vitaly's patch (Alex)
v4:
- squash in fix noticed by Bert in
https://gitlab.freedesktop.org/drm/amd/-/issues/3139
Fixes: 11b3b9f461c5 ("drm/sched: Check scheduler ready before calling timeout handling")
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Vitaly Prosyak <vitaly.prosyak@amd.com>
Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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- move aca init/fini function into ras init/fini to adapt gpu reset
sequence.
- add new function amdgpu_aca_reset()
Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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This reverts commit 5f38ac54e60562323ea4abb1bfb37d043ee23357.
This causes issues with rebooting and the 7800XT.
Cc: Kenneth Feng <kenneth.feng@amd.com>
Cc: stable@vger.kernel.org
Fixes: 5f38ac54e605 ("drm/amd/pm: fix the high voltage and temperature issue")
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3062
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Why:
The PCI error slot reset maybe triggered after inject ue to UMC multi times, this
caused system hang.
[ 557.371857] amdgpu 0000:af:00.0: amdgpu: GPU reset succeeded, trying to resume
[ 557.373718] [drm] PCIE GART of 512M enabled.
[ 557.373722] [drm] PTB located at 0x0000031FED700000
[ 557.373788] [drm] VRAM is lost due to GPU reset!
[ 557.373789] [drm] PSP is resuming...
[ 557.547012] mlx5_core 0000:55:00.0: mlx5_pci_err_detected Device state = 1 pci_status: 0. Exit, result = 3, need reset
[ 557.547067] [drm] PCI error: detected callback, state(1)!!
[ 557.547069] [drm] No support for XGMI hive yet...
[ 557.548125] mlx5_core 0000:55:00.0: mlx5_pci_slot_reset Device state = 1 pci_status: 0. Enter
[ 557.607763] mlx5_core 0000:55:00.0: wait vital counter value 0x16b5b after 1 iterations
[ 557.607777] mlx5_core 0000:55:00.0: mlx5_pci_slot_reset Device state = 1 pci_status: 1. Exit, err = 0, result = 5, recovered
[ 557.610492] [drm] PCI error: slot reset callback!!
...
[ 560.689382] amdgpu 0000:3f:00.0: amdgpu: GPU reset(2) succeeded!
[ 560.689546] amdgpu 0000:5a:00.0: amdgpu: GPU reset(2) succeeded!
[ 560.689562] general protection fault, probably for non-canonical address 0x5f080b54534f611f: 0000 [#1] SMP NOPTI
[ 560.701008] CPU: 16 PID: 2361 Comm: kworker/u448:9 Tainted: G OE 5.15.0-91-generic #101-Ubuntu
[ 560.712057] Hardware name: Microsoft C278A/C278A, BIOS C2789.5.BS.1C11.AG.1 11/08/2023
[ 560.720959] Workqueue: amdgpu-reset-hive amdgpu_ras_do_recovery [amdgpu]
[ 560.728887] RIP: 0010:amdgpu_device_gpu_recover.cold+0xbf1/0xcf5 [amdgpu]
[ 560.736891] Code: ff 41 89 c6 e9 1b ff ff ff 44 0f b6 45 b0 e9 4f ff ff ff be 01 00 00 00 4c 89 e7 e8 76 c9 8b ff 44 0f b6 45 b0 e9 3c fd ff ff <48> 83 ba 18 02 00 00 00 0f 84 6a f8 ff ff 48 8d 7a 78 be 01 00 00
[ 560.757967] RSP: 0018:ffa0000032e53d80 EFLAGS: 00010202
[ 560.763848] RAX: ffa00000001dfd10 RBX: ffa0000000197090 RCX: ffa0000032e53db0
[ 560.771856] RDX: 5f080b54534f5f07 RSI: 0000000000000000 RDI: ff11000128100010
[ 560.779867] RBP: ffa0000032e53df0 R08: 0000000000000000 R09: ffffffffffe77f08
[ 560.787879] R10: 0000000000ffff0a R11: 0000000000000001 R12: 0000000000000000
[ 560.795889] R13: ffa0000032e53e00 R14: 0000000000000000 R15: 0000000000000000
[ 560.803889] FS: 0000000000000000(0000) GS:ff11007e7e800000(0000) knlGS:0000000000000000
[ 560.812973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 560.819422] CR2: 000055a04c118e68 CR3: 0000000007410005 CR4: 0000000000771ee0
[ 560.827433] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 560.835433] DR3: 0000000000000000 DR6: 00000000fffe07f0 DR7: 0000000000000400
[ 560.843444] PKRU: 55555554
[ 560.846480] Call Trace:
[ 560.849225] <TASK>
[ 560.851580] ? show_trace_log_lvl+0x1d6/0x2ea
[ 560.856488] ? show_trace_log_lvl+0x1d6/0x2ea
[ 560.861379] ? amdgpu_ras_do_recovery+0x1b2/0x210 [amdgpu]
[ 560.867778] ? show_regs.part.0+0x23/0x29
[ 560.872293] ? __die_body.cold+0x8/0xd
[ 560.876502] ? die_addr+0x3e/0x60
[ 560.880238] ? exc_general_protection+0x1c5/0x410
[ 560.885532] ? asm_exc_general_protection+0x27/0x30
[ 560.891025] ? amdgpu_device_gpu_recover.cold+0xbf1/0xcf5 [amdgpu]
[ 560.898323] amdgpu_ras_do_recovery+0x1b2/0x210 [amdgpu]
[ 560.904520] process_one_work+0x228/0x3d0
How:
In RAS recovery, mode-1 reset is issued from RAS fatal error handling and expected
all the nodes in a hive to be reset. no need to issue another mode-1 during this procedure.
Signed-off-by: Stanley.Yang <Stanley.Yang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Calling amdgpu_device_ip_resume_phase1() during shutdown leaves the
HW in an active state and is an unbalanced use of the IP callbacks.
Using the IP callbacks like this can lead to memory leaks, double
free and imbalanced reference counters.
Leaving the HW in an active state can lead to DMA accesses to memory now
freed by the driver.
Both is a complete no-go for driver unload so completely revert the
workaround for now.
This reverts commit f5c7e7797060255dbc8160734ccc5ad6183c5e04.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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large bar
Some customer platforms do not enable mmconfig for various reasons,
such as bios bug, and therefore cannot access the GPU extend configuration
space through mmio.
When the system enters the d3cold state and resumes, the amdgpu driver
fails to resume because the extend configuration space registers of
GPU can't be restored. At this point, Usually we only see some failure
dmesg log printed by amdgpu driver, it is difficult to find the root
cause.
Therefor print a warnning message if the system can't access the
extended configuration space register when using large bar.
Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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v1:
implement new RAS ACA driver code framework.
v2:
- rename aca_bank_set to aca_banks.
- rename aca_source_xxx to aca_handle_xxx.
v3:
Optimize some function implementation details. (from Hawking's suggestion)
Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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To allow using this helper for indirect access when
nbio funcs is not available. For instance, in ip
discovery phase.
v2: define macro for pcie_index/data/index_hi fallback.
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Le Ma <le.ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Will replace it with new implementation to cover
boot fails in ip discovery phase.
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Le Ma <le.ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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