Am 23.11.19 um 00:21 schrieb Felix Kuehling:
On 2019-11-22 5:55 p.m., Oak Zeng wrote:
Config the translation retry behavior according to noretry
kernel parameter
Change-Id: I5b91ea77715137cf8cb84e258ccdfbb19c7a4ed1
Signed-off-by: Oak Zeng <Oak.Zeng@xxxxxxx>
Suggested-by: Jay Cornwall <Jay.Cornwall@xxxxxxx>
Reviewed-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
Reviewed-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
index 753eea2..8599bfd 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
@@ -314,7 +314,8 @@ static void mmhub_v9_4_setup_vmid_config(struct
amdgpu_device *adev, int hubid)
adev->vm_manager.block_size - 9);
/* Send no-retry XNACK on fault to suppress VM fault storm. */
tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
- RETRY_PERMISSION_OR_INVALID_PAGE_FAULT, 0);
+ RETRY_PERMISSION_OR_INVALID_PAGE_FAULT,
+ !amdgpu_noretry);
WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2VC0_VM_CONTEXT1_CNTL,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET + i,
tmp);
@@ -905,4 +906,4 @@ static void
mmhub_v9_4_query_ras_error_count(struct amdgpu_device *adev,
const struct amdgpu_mmhub_funcs mmhub_v9_4_funcs = {
.ras_late_init = amdgpu_mmhub_ras_late_init,
.query_ras_error_count = mmhub_v9_4_query_ras_error_count,
-};
\ No newline at end of file
+};
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