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authorStanley.Yang <Stanley.Yang@amd.com>2020-09-15 16:15:05 +0800
committerAlex Deucher <alexander.deucher@amd.com>2020-09-22 17:37:38 -0400
commit3f975d0f71d384825f47c3598d1d5358e40a57f5 (patch)
tree1daf6289c4aa95790897b0cf2ba2b450708b06a2 /drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h
parentd117413f5e1be245b7b3e0cd6afda402609b2572 (diff)
drm/amdgpu: update athub interrupt harvesting handle
GCEA/MMHUB EA error should not result to DF freeze, this is fixed in next generation, but for some reasons the GCEA/MMHUB EA error will result to DF freeze in previous generation, diver should avoid to indicate GCEA/MMHUB EA error as hw fatal error in kernel message by read GCEA/MMHUB err status registers. Changed from V1: make query_ras_error_status function more general make read mmhub er status register more friendly Changed from V2: move ras error status query function into do_recovery workqueue Changed from V3: remove useless code from V2, print GCEA error status instance number 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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h
index 0c43d7fe893c..1ae9bdae7311 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h
@@ -40,6 +40,7 @@ struct amdgpu_mmhub_funcs {
uint64_t page_table_base);
void (*update_power_gating)(struct amdgpu_device *adev,
bool enable);
+ void (*query_ras_error_status)(struct amdgpu_device *adev);
};
struct amdgpu_mmhub {