The SRIOV host driver cleans framebuffer for each VF, guest driver
needn't this action which costs much time on some virtualization
platform, otherwise it might get timeout to initialize.
Signed-off-by: Pixel Ding <pixel.d...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c
index 1e735c4..f1eb4f5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c
@@ -242,7 +242,9 @@ static int amdgpufb_create(struct drm_fb_helper *helper,
/* setup helper */
rfbdev->helper.fb = fb;
- memset_io(abo->kptr, 0x0, amdgpu_bo_size(abo));
+ if (!amdgpu_sriov_vf(adev)) {
+ memset_io(abo->kptr, 0x0, amdgpu_bo_size(abo));
+ }
strcpy(info->fix.id, "amdgpudrmfb");
--
2.7.4
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