From: Hawking Zhang <Hawking.Zhang@xxxxxxx>
The callback will be invoked to reset mmhub ras error
counters when needed.
Signed-off-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Reviewed-by: Dennis Li<Dennis.Li@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
index 340ba8b5b379..c94060ca4a10 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
@@ -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,
--
2.29.2
_______________________________________________
amd-gfx mailing list
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
