diff options
| author | John Clements <john.clements@amd.com> | 2020-05-20 10:28:51 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-05-21 12:46:51 -0400 |
| commit | 30c296e1c19923f6469b7c0f16b6922cf27254ef (patch) | |
| tree | 2849f40f70b39974a83491d12bfe5d8dc241002d /drivers/gpu/drm/amd/powerplay/arcturus_ppt.c | |
| parent | 8c8e1f6984083cdb6b59134baeefeb10ce5ce070 (diff) | |
drm/amdgpu: resolve ras recovery vs smi race condition
during ras recovery block smu access via smi
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: John Clements <john.clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/arcturus_ppt.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/arcturus_ppt.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c index cbf70122de9b..27c5fc9572b2 100644 --- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c @@ -623,6 +623,9 @@ static int arcturus_print_clk_levels(struct smu_context *smu, struct smu_dpm_context *smu_dpm = &smu->smu_dpm; struct arcturus_dpm_table *dpm_table = NULL; + if (amdgpu_ras_intr_triggered()) + return snprintf(buf, PAGE_SIZE, "unavailable\n"); + dpm_table = smu_dpm->dpm_context; switch (type) { @@ -998,6 +1001,9 @@ static int arcturus_read_sensor(struct smu_context *smu, PPTable_t *pptable = table_context->driver_pptable; int ret = 0; + if (amdgpu_ras_intr_triggered()) + return 0; + if (!data || !size) return -EINVAL; |