Commit 334b27bf authored by Tao Zhou's avatar Tao Zhou Committed by Alex Deucher
Browse files

drm/amdgpu: try for more times if RAS bad page number is not updated 



RAS info update in PMFW is time cost, wait for it.

Signed-off-by: default avatarTao Zhou <tao.zhou1@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent ec49374c

drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c

+21 −1
Original line number Diff line number Diff line
@@ -874,13 +874,33 @@ amdgpu_ras_eeprom_update_header(struct amdgpu_ras_eeprom_control *control) 
int amdgpu_ras_eeprom_update_record_num(struct amdgpu_ras_eeprom_control *control)

{

	struct amdgpu_device *adev = to_amdgpu_device(control);

	int ret, timeout = 1000;



	if (!amdgpu_ras_smu_eeprom_supported(adev))

		return 0;



	control->ras_num_recs_old = control->ras_num_recs;

	return amdgpu_ras_smu_get_badpage_count(adev,



	do {

		ret = amdgpu_ras_smu_get_badpage_count(adev,

			&(control->ras_num_recs), 12);

		if (!ret &&

		    (control->ras_num_recs_old == control->ras_num_recs)) {

			/* record number update in PMFW needs some time */

			msleep(50);

			timeout -= 50;

		} else {

			break;

		}

	} while (timeout);



	/* no update of record number is not a real failure,

	 * don't print warning here

	 */

	if (!ret && (control->ras_num_recs_old == control->ras_num_recs))

		ret = -EINVAL;



	return ret;

}



/**