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drm/amdgpu: add sdma ras error reset callback for aldebaran 

The callback will be invoked to reset sdma ras error
counters when needed.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Dennis Li<Dennis.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2020-11-19 00:25:09 +08:00 committed by Alex Deucher
parent b2459840cf
commit f5f0e4a0d5
1 changed files with 17 additions and 0 deletions
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17
drivers/gpu/drm/amd/amdgpu/sdma_v4_4.c
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@ -208,8 +208,25 @@ static int sdma_v4_4_query_ras_error_count(struct amdgpu_device *adev,
return 0;
};
static void sdma_v4_4_reset_ras_error_count(struct amdgpu_device *adev)
{
int i;
uint32_t reg_offset;
/* write 0 to EDC_COUNTER reg to clear sdma edc counters */
if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__SDMA)) {
for (i = 0; i < adev->sdma.num_instances; i++) {
reg_offset = sdma_v4_4_get_reg_offset(adev, i, regSDMA0_EDC_COUNTER);
WREG32(reg_offset, 0);
reg_offset = sdma_v4_4_get_reg_offset(adev, i, regSDMA0_EDC_COUNTER2);
WREG32(reg_offset, 0);
}
}
}
const struct amdgpu_sdma_ras_funcs sdma_v4_4_ras_funcs = {
.ras_late_init = amdgpu_sdma_ras_late_init,
.ras_fini = amdgpu_sdma_ras_fini,
.query_ras_error_count = sdma_v4_4_query_ras_error_count,
.reset_ras_error_count = sdma_v4_4_reset_ras_error_count,
};