Commit 30c296e1 authored by John Clements's avatar John Clements Committed by Alex Deucher
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drm/amdgpu: resolve ras recovery vs smi race condition 



during ras recovery block smu access via smi

Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarJohn Clements <john.clements@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 8c8e1f69

drivers/gpu/drm/amd/powerplay/arcturus_ppt.c

+6 −0
Original line number Diff line number Diff line
@@ -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;