Generate CPER record when bad page threshold exceed and
commit to CPER ring.
v2: return -ENOMEM instead of false
v2: check return value of fill section function
Signed-off-by: Xiang Liu <xiang.liu@xxxxxxx>
Reviewed-by: Tao Zhou <tao.zhou1@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c | 23 +++++++++++++++++++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_cper.h | 2 ++
drivers/gpu/drm/amd/pm/amdgpu_dpm.c | 3 +++
3 files changed, 28 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c
index 00f953ed6740..67ad26c5e6df 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.c
@@ -308,6 +308,29 @@ int amdgpu_cper_generate_ue_record(struct amdgpu_device *adev,
return 0;
}
+int amdgpu_cper_generate_bp_threshold_record(struct amdgpu_device *adev)
+{
+ struct cper_hdr *bp_threshold = NULL;
+ struct amdgpu_ring *ring = &adev->cper.ring_buf;
+ int ret;
+
+ bp_threshold = amdgpu_cper_alloc_entry(adev, AMDGPU_CPER_TYPE_FATAL, 1);
+ if (!bp_threshold) {
+ dev_err(adev->dev, "fail to alloc cper entry for bad page threshold record\n");
+ return -ENOMEM;
+ }
+
+ amdgpu_cper_entry_fill_hdr(adev, bp_threshold, AMDGPU_CPER_TYPE_BP_THRESHOLD,
+ CPER_SEV_FATAL);
+ ret = amdgpu_cper_entry_fill_bad_page_threshold_section(adev, bp_threshold, 0);
+ if (ret)
+ return ret;
+
+ amdgpu_cper_ring_write(ring, bp_threshold, bp_threshold->record_length);
+
+ return 0;
+}
+
static enum cper_error_severity amdgpu_aca_err_type_to_cper_sev(struct amdgpu_device *adev,
enum aca_error_type aca_err_type)
{
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.h
index 527835cbf0d3..561e0a43b4b8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cper.h
@@ -94,6 +94,8 @@ int amdgpu_cper_generate_ue_record(struct amdgpu_device *adev,
int amdgpu_cper_generate_ce_records(struct amdgpu_device *adev,
struct aca_banks *banks,
uint16_t bank_count);
+/* Bad page threshold is encoded into separated cper entry */
+int amdgpu_cper_generate_bp_threshold_record(struct amdgpu_device *adev);
void amdgpu_cper_ring_write(struct amdgpu_ring *ring,
void *src, int count);
int amdgpu_cper_init(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
index ba6e44951e57..c7abc0c4e87c 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
@@ -716,6 +716,9 @@ int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev)
ret = smu_send_rma_reason(smu);
mutex_unlock(&adev->pm.mutex);
+ if (amdgpu_cper_generate_bp_threshold_record(adev))
+ dev_warn(adev->dev, "fail to generate bad page threshold cper records\n");
+
return ret;
}
--
2.34.1
