Commit eed30152 authored by Tao Zhou's avatar Tao Zhou Committed by Alex Deucher
Browse files

drm/amdgpu: add RAS bad page threshold handling for PMFW manages eeprom 



Check if bad page threshold is reached and take actions accordingly.

v2: remove rma message sent to smu when pmfw manages eeprom.
v3: add null pointer check for con.

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 ded3ad78

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

+30 −6
Original line number Diff line number Diff line
@@ -903,6 +903,33 @@ int amdgpu_ras_eeprom_update_record_num(struct amdgpu_ras_eeprom_control *contro 
	return ret;

}



static int amdgpu_ras_smu_eeprom_append(struct amdgpu_ras_eeprom_control *control)

{

	struct amdgpu_device *adev = to_amdgpu_device(control);

	struct amdgpu_ras *con = amdgpu_ras_get_context(adev);



	if (!amdgpu_ras_smu_eeprom_supported(adev) || !con)

		return 0;



	control->ras_num_bad_pages = con->bad_page_num;



	if (amdgpu_bad_page_threshold != 0 &&

	    control->ras_num_bad_pages > con->bad_page_cnt_threshold) {

		dev_warn(adev->dev,

			"Saved bad pages %d reaches threshold value %d\n",

			control->ras_num_bad_pages, con->bad_page_cnt_threshold);



		if (adev->cper.enabled && amdgpu_cper_generate_bp_threshold_record(adev))

			dev_warn(adev->dev, "fail to generate bad page threshold cper records\n");



		if ((amdgpu_bad_page_threshold != -1) &&

		    (amdgpu_bad_page_threshold != -2))

			con->is_rma = true;

	}



	return 0;

}



/**

 * amdgpu_ras_eeprom_append -- append records to the EEPROM RAS table

 * @control: pointer to control structure
@@ -921,17 +948,14 @@ int amdgpu_ras_eeprom_append(struct amdgpu_ras_eeprom_control *control, 
			     const u32 num)

{

	struct amdgpu_device *adev = to_amdgpu_device(control);

	struct amdgpu_ras *con = amdgpu_ras_get_context(adev);

	int res, i;

	uint64_t nps = AMDGPU_NPS1_PARTITION_MODE;



	if (!__is_ras_eeprom_supported(adev) || !con)

	if (!__is_ras_eeprom_supported(adev))

		return 0;



	if (amdgpu_ras_smu_eeprom_supported(adev)) {

		control->ras_num_bad_pages = con->bad_page_num;

		return 0;

	}

	if (amdgpu_ras_smu_eeprom_supported(adev))

		return amdgpu_ras_smu_eeprom_append(control);



	if (num == 0) {

		dev_err(adev->dev, "will not append 0 records\n");