[PATCH 08/26] drm/amdgpu: querry umc error count

[Alex Deucher]

From: Hawking Zhang <Hawking.Zhang at amd.com>

check umc error count in both ras querry function and
ras interrupt handler

Signed-off-by: Hawking Zhang <Hawking.Zhang at amd.com>
Reviewed-by: Dennis Li <dennis.li at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 11 ++++++++++-
 drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c   |  3 +++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 3be306bf1603..845e75f35b19 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -586,11 +586,19 @@ int amdgpu_ras_error_query(struct amdgpu_device *adev,
 		struct ras_query_if *info)
 {
 	struct ras_manager *obj = amdgpu_ras_find_obj(adev, &info->head);
+	struct ras_err_data err_data = {0, 0};
 
 	if (!obj)
 		return -EINVAL;
-	/* TODO might read the register to read the count */
 
+	switch (info->head.block) {
+	case AMDGPU_RAS_BLOCK__UMC:
+		if (adev->umc_funcs->query_ras_error_count)
+			adev->umc_funcs->query_ras_error_count(adev, &err_data);
+		break;
+	default:
+		break;
+	}
 	info->ue_count = obj->err_data.ue_count;
 	info->ce_count = obj->err_data.ce_count;
 
@@ -984,6 +992,7 @@ static void amdgpu_ras_interrupt_handler(struct ras_manager *obj)
 	struct ras_ih_data *data = &obj->ih_data;
 	struct amdgpu_iv_entry entry;
 	int ret;
+	struct ras_err_data err_data = {0, 0};
 
 	while (data->rptr != data->wptr) {
 		rmb();
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 4116841eb0e3..2748bd110fab 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -241,7 +241,10 @@ static int gmc_v9_0_ecc_interrupt_state(struct amdgpu_device *adev,
 static int gmc_v9_0_process_ras_data_cb(struct amdgpu_device *adev,
 		struct amdgpu_iv_entry *entry)
 {
+	struct ras_err_data err_data = {0, 0};
 	kgd2kfd_set_sram_ecc_flag(adev->kfd.dev);
+	if (adev->umc_funcs->query_ras_error_count)
+		adev->umc_funcs->query_ras_error_count(adev, &err_data);
 	amdgpu_ras_reset_gpu(adev, 0);
 	return AMDGPU_RAS_UE;
 }
-- 
2.20.1