[PATCH 1/2] drm/amdgpu: add RAS is_rma flag

[Tao Zhou]

Set the flag to true if bad page number reaches threshold.

Signed-off-by: Tao Zhou <tao.zhou1 at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c        |  7 +++----
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h        |  1 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c | 10 ++++++----
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.h |  3 +--
 4 files changed, 11 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index ecce022c657b..934dfb2bf9e5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -2940,7 +2940,6 @@ int amdgpu_ras_recovery_init(struct amdgpu_device *adev)
 	struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
 	struct ras_err_handler_data **data;
 	u32  max_eeprom_records_count = 0;
-	bool exc_err_limit = false;
 	int ret;
 
 	if (!con || amdgpu_sriov_vf(adev))
@@ -2977,12 +2976,12 @@ int amdgpu_ras_recovery_init(struct amdgpu_device *adev)
 	 */
 	if (adev->gmc.xgmi.pending_reset)
 		return 0;
-	ret = amdgpu_ras_eeprom_init(&con->eeprom_control, &exc_err_limit);
+	ret = amdgpu_ras_eeprom_init(&con->eeprom_control);
 	/*
 	 * This calling fails when exc_err_limit is true or
 	 * ret != 0.
 	 */
-	if (exc_err_limit || ret)
+	if (con->is_rma || ret)
 		goto free;
 
 	if (con->eeprom_control.ras_num_recs) {
@@ -3033,7 +3032,7 @@ int amdgpu_ras_recovery_init(struct amdgpu_device *adev)
 	 * Except error threshold exceeding case, other failure cases in this
 	 * function would not fail amdgpu driver init.
 	 */
-	if (!exc_err_limit)
+	if (!con->is_rma)
 		ret = 0;
 	else
 		ret = -EINVAL;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
index d06c01b978cd..437c58c85639 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
@@ -521,6 +521,7 @@ struct amdgpu_ras {
 	bool update_channel_flag;
 	/* Record status of smu mca debug mode */
 	bool is_aca_debug_mode;
+	bool is_rma;
 
 	/* Record special requirements of gpu reset caller */
 	uint32_t  gpu_reset_flags;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c
index 9b789dcc2bd1..eae0a555df3c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c
@@ -750,6 +750,9 @@ amdgpu_ras_eeprom_update_header(struct amdgpu_ras_eeprom_control *control)
 			control->tbl_rai.health_percent = 0;
 		}
 
+		if (amdgpu_bad_page_threshold != -1)
+			ras->is_rma = true;
+
 		/* ignore the -ENOTSUPP return value */
 		amdgpu_dpm_send_rma_reason(adev);
 	}
@@ -1321,8 +1324,7 @@ static int __read_table_ras_info(struct amdgpu_ras_eeprom_control *control)
 	return res == RAS_TABLE_V2_1_INFO_SIZE ? 0 : res;
 }
 
-int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control,
-			   bool *exceed_err_limit)
+int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control)
 {
 	struct amdgpu_device *adev = to_amdgpu_device(control);
 	unsigned char buf[RAS_TABLE_HEADER_SIZE] = { 0 };
@@ -1330,7 +1332,7 @@ int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control,
 	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
 	int res;
 
-	*exceed_err_limit = false;
+	ras->is_rma = false;
 
 	if (!__is_ras_eeprom_supported(adev))
 		return 0;
@@ -1422,7 +1424,7 @@ int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control,
 				dev_warn(adev->dev, "GPU will be initialized due to bad_page_threshold = -1.");
 				res = 0;
 			} else {
-				*exceed_err_limit = true;
+				ras->is_rma = true;
 				dev_err(adev->dev,
 					"RAS records:%d exceed threshold:%d, "
 					"GPU will not be initialized. Replace this GPU or increase the threshold",
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.h
index 6dfd667f3013..b9ebda577797 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.h
@@ -129,8 +129,7 @@ struct eeprom_table_record {
 	unsigned char mcumc_id;
 } __packed;
 
-int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control,
-			   bool *exceed_err_limit);
+int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control);
 
 int amdgpu_ras_eeprom_reset_table(struct amdgpu_ras_eeprom_control *control);
 
-- 
2.34.1