drm/amd/ras: add check func for pmfw eeprom

add check func for pmfw eeprom

Signed-off-by: Gangliang Xie <ganglxie@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

6 files changed, 67 insertions, 9 deletions

diff --git a/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_sys.c b/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_sys.c
index 45ed8c3b5563..7d728e523604 100644
--- a/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_sys.c
+++ b/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_sys.c
@@ -137,7 +137,8 @@ static int amdgpu_ras_sys_event_notifier(struct ras_core_context *ras_core,
 		break;
 	case RAS_EVENT_ID__DEVICE_RMA:
 		ras_log_ring_add_log_event(ras_core, RAS_LOG_EVENT_RMA, NULL, NULL);
-		ret = amdgpu_dpm_send_rma_reason(ras_core->dev);
+		if (!ras_fw_eeprom_supported(ras_core))
+			ret = amdgpu_dpm_send_rma_reason(ras_core->dev);
 		break;
 	case RAS_EVENT_ID__RESET_GPU:
 		ret = amdgpu_ras_mgr_reset_gpu(ras_core->dev, *(uint32_t *)data);
diff --git a/drivers/gpu/drm/amd/ras/rascore/ras.h b/drivers/gpu/drm/amd/ras/rascore/ras.h
index 04f9e09884aa..6449d7b8627d 100644
--- a/drivers/gpu/drm/amd/ras/rascore/ras.h
+++ b/drivers/gpu/drm/amd/ras/rascore/ras.h
@@ -50,6 +50,13 @@
 #define GPU_RESET_CAUSE_FATAL   (RAS_CORE_RESET_GPU | 0x0002)
 #define GPU_RESET_CAUSE_RMA     (RAS_CORE_RESET_GPU | 0x0004)
 
+enum ras_gpu_health_status {
+	RAS_GPU_HEALTH_NONE = 0,
+	RAS_GPU_HEALTH_USABLE = 1,
+	RAS_GPU_RETIRED__ECC_REACH_THRESHOLD = 2,
+	RAS_GPU_IN_BAD_STATUS = 3,
+};
+
 enum ras_core_fw_feature_flags {
 	RAS_CORE_FW_FEATURE_BIT__RAS_EEPROM = BIT_ULL(0),
 };
diff --git a/drivers/gpu/drm/amd/ras/rascore/ras_core.c b/drivers/gpu/drm/amd/ras/rascore/ras_core.c
index 05c7575b76e8..36d9bb8ca9e4 100644
--- a/drivers/gpu/drm/amd/ras/rascore/ras_core.c
+++ b/drivers/gpu/drm/amd/ras/rascore/ras_core.c
@@ -403,7 +403,10 @@ int ras_core_hw_init(struct ras_core_context *ras_core)
 		goto init_err6;
 	}
 
-	ret = ras_eeprom_check_storage_status(ras_core);
+	if (ras_fw_eeprom_supported(ras_core))
+		ret = ras_fw_eeprom_check_storage_status(ras_core);
+	else
+		ret = ras_eeprom_check_storage_status(ras_core);
 	if (ret)
 		goto init_err6;
 
diff --git a/drivers/gpu/drm/amd/ras/rascore/ras_eeprom.h b/drivers/gpu/drm/amd/ras/rascore/ras_eeprom.h
index 2abe566c18b6..f2c001ef64e1 100644
--- a/drivers/gpu/drm/amd/ras/rascore/ras_eeprom.h
+++ b/drivers/gpu/drm/amd/ras/rascore/ras_eeprom.h
@@ -57,13 +57,6 @@ do { \
 	(RECORD)->retired_row_pfn = tmp; \
 } while (0)
 
-enum ras_gpu_health_status {
-	RAS_GPU_HEALTH_NONE = 0,
-	RAS_GPU_HEALTH_USABLE = 1,
-	RAS_GPU_RETIRED__ECC_REACH_THRESHOLD = 2,
-	RAS_GPU_IN_BAD_STATUS = 3,
-};
-
 enum ras_eeprom_err_type {
 	RAS_EEPROM_ERR_NA,
 	RAS_EEPROM_ERR_RECOVERABLE,
diff --git a/drivers/gpu/drm/amd/ras/rascore/ras_eeprom_fw.c b/drivers/gpu/drm/amd/ras/rascore/ras_eeprom_fw.c
index 4362b8a0f3c4..70bbf1334c4f 100644
--- a/drivers/gpu/drm/amd/ras/rascore/ras_eeprom_fw.c
+++ b/drivers/gpu/drm/amd/ras/rascore/ras_eeprom_fw.c
@@ -453,3 +453,54 @@ int ras_fw_eeprom_hw_fini(struct ras_core_context *ras_core)
 
 	return 0;
 }
+
+int ras_fw_eeprom_check_storage_status(struct ras_core_context *ras_core)
+{
+	struct ras_fw_eeprom_control *control = &ras_core->ras_fw_eeprom;
+	int bad_page_count;
+
+	bad_page_count = ras_umc_get_badpage_count(ras_core);
+
+	if ((control->record_threshold_count < bad_page_count) &&
+	    (control->record_threshold_config != 0)) {
+		RAS_DEV_ERR(ras_core->dev, "RAS records:%d exceed threshold:%d",
+				bad_page_count, control->record_threshold_count);
+		if ((control->record_threshold_config == WARN_NONSTOP_OVER_THRESHOLD) ||
+			(control->record_threshold_config == NONSTOP_OVER_THRESHOLD)) {
+			RAS_DEV_WARN(ras_core->dev,
+			"Please consult AMD Service Action Guide (SAG) for appropriate service procedures\n");
+		} else {
+			ras_core->is_rma = true;
+			RAS_DEV_ERR(ras_core->dev,
+			"User defined threshold is set, runtime service will be halt when threshold is reached\n");
+		}
+		return 0;
+	}
+
+	RAS_DEV_INFO(ras_core->dev,
+			"Found existing EEPROM table with %d records\n",
+			bad_page_count);
+	/* Warn if we are at 90% of the threshold or above
+	 */
+	if (10 * bad_page_count >= 9 * control->record_threshold_count)
+		RAS_DEV_WARN(ras_core->dev,
+			"RAS records:%u exceeds 90%% of threshold:%d\n",
+			bad_page_count,
+			control->record_threshold_count);
+
+	return 0;
+}
+
+enum ras_gpu_health_status
+	ras_fw_eeprom_check_gpu_status(struct ras_core_context *ras_core)
+{
+	struct ras_fw_eeprom_control *control = &ras_core->ras_fw_eeprom;
+
+	if (!control->record_threshold_config)
+		return RAS_GPU_HEALTH_NONE;
+
+	if (ras_core->is_rma)
+		return RAS_GPU_RETIRED__ECC_REACH_THRESHOLD;
+
+	return RAS_GPU_HEALTH_USABLE;
+}
diff --git a/drivers/gpu/drm/amd/ras/rascore/ras_eeprom_fw.h b/drivers/gpu/drm/amd/ras/rascore/ras_eeprom_fw.h
index cb92e6a63cf5..75d8b95c6923 100644
--- a/drivers/gpu/drm/amd/ras/rascore/ras_eeprom_fw.h
+++ b/drivers/gpu/drm/amd/ras/rascore/ras_eeprom_fw.h
@@ -79,5 +79,8 @@ int ras_fw_eeprom_update_record(struct ras_core_context *ras_core,
 				struct ras_bank_ecc *ras_ecc);
 int ras_fw_eeprom_hw_init(struct ras_core_context *ras_core);
 int ras_fw_eeprom_hw_fini(struct ras_core_context *ras_core);
+int ras_fw_eeprom_check_storage_status(struct ras_core_context *ras_core);
+enum ras_gpu_health_status
+	ras_fw_eeprom_check_gpu_status(struct ras_core_context *ras_core);
 
 #endif