diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index b2c364b8695f..d587ffe2af8e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -39,6 +39,8 @@ #include "cikd.h" #include "uvd/uvd_4_2_d.h" +#include "amdgpu_ras.h" + /* 1 second timeout */ #define UVD_IDLE_TIMEOUT msecs_to_jiffies(1000) @@ -297,6 +299,7 @@ int amdgpu_uvd_sw_fini(struct amdgpu_device *adev) { int i, j; + cancel_delayed_work_sync(&adev->uvd.idle_work); drm_sched_entity_destroy(&adev->uvd.entity); for (j = 0; j < adev->uvd.num_uvd_inst; ++j) { @@ -346,6 +349,7 @@ int amdgpu_uvd_suspend(struct amdgpu_device *adev) unsigned size; void *ptr; int i, j; + bool in_ras_intr = amdgpu_ras_intr_triggered(); cancel_delayed_work_sync(&adev->uvd.idle_work); @@ -372,8 +376,16 @@ int amdgpu_uvd_suspend(struct amdgpu_device *adev) if (!adev->uvd.inst[j].saved_bo) return -ENOMEM; - memcpy_fromio(adev->uvd.inst[j].saved_bo, ptr, size); + /* re-write 0 since err_event_athub will corrupt VCPU buffer */ + if (in_ras_intr) + memset(adev->uvd.inst[j].saved_bo, 0, size); + else + memcpy_fromio(adev->uvd.inst[j].saved_bo, ptr, size); } + + if (in_ras_intr) + DRM_WARN("UVD VCPU state may lost due to RAS ERREVENT_ATHUB_INTERRUPT\n"); + return 0; } |