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

The callback will be invoked to reset mmhub 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 16:40:16 +08:00 committed by Alex Deucher
parent cbb84e7aab
commit 27ad2ca667
1 changed files with 12 additions and 0 deletions
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12
drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
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@ -1231,9 +1231,21 @@ static void mmhub_v1_7_query_ras_error_count(struct amdgpu_device *adev,
err_data->ue_count += ded_count;
}
static void mmhub_v1_7_reset_ras_error_count(struct amdgpu_device *adev)
{
uint32_t i;
/* write 0 to reset the edc counters */
if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__MMHUB)) {
for (i = 0; i < ARRAY_SIZE(mmhub_v1_7_edc_cnt_regs); i++)
WREG32(SOC15_REG_ENTRY_OFFSET(mmhub_v1_7_edc_cnt_regs[i]), 0);
}
}
const struct amdgpu_mmhub_funcs mmhub_v1_7_funcs = {
.ras_late_init = amdgpu_mmhub_ras_late_init,
.query_ras_error_count = mmhub_v1_7_query_ras_error_count,
.reset_ras_error_count = mmhub_v1_7_reset_ras_error_count,
.get_fb_location = mmhub_v1_7_get_fb_location,
.init = mmhub_v1_7_init,
.gart_enable = mmhub_v1_7_gart_enable,