From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 17 Jan 2018 09:07:29 -0500
Subject: drm/amdgpu: only check for ECC on Vega10
Git-commit: 5ba4fa35d3d6a60fa5b669b319e2a95d5e0b6e7a
Patch-mainline: v4.16-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
RV doesn't support it.
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 18 ++++++++++--------
1 file changed, 10 insertions(+), 8 deletions(-)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -634,14 +634,16 @@ static int gmc_v9_0_late_init(void *hand
for(i = 0; i < AMDGPU_MAX_VMHUBS; ++i)
BUG_ON(vm_inv_eng[i] > 16);
- r = gmc_v9_0_ecc_available(adev);
- if (r == 1) {
- DRM_INFO("ECC is active.\n");
- } else if (r == 0) {
- DRM_INFO("ECC is not present.\n");
- } else {
- DRM_ERROR("gmc_v9_0_ecc_available() failed. r: %d\n", r);
- return r;
+ if (adev->asic_type == CHIP_VEGA10) {
+ r = gmc_v9_0_ecc_available(adev);
+ if (r == 1) {
+ DRM_INFO("ECC is active.\n");
+ } else if (r == 0) {
+ DRM_INFO("ECC is not present.\n");
+ } else {
+ DRM_ERROR("gmc_v9_0_ecc_available() failed. r: %d\n", r);
+ return r;
+ }
}
return amdgpu_irq_get(adev, &adev->mc.vm_fault, 0);