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drm/amdgpu/virtual_dce: No need to pin the fb's bo

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For virtual display, no need to pin the fb's bo.

Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Emily Deng
2018-12-26 18:09:33 +08:00
committed by Alex Deucher
parent 74136a3d47
commit 47bbcc1e92
2 changed files with 15 additions and 22 deletions
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20
drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
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@@ -188,10 +188,12 @@ int amdgpu_display_crtc_page_flip_target(struct drm_crtc *crtc,
goto cleanup;
}
r = amdgpu_bo_pin(new_abo, amdgpu_display_supported_domains(adev));
if (unlikely(r != 0)) {
DRM_ERROR("failed to pin new abo buffer before flip\n");
goto unreserve;
if (!adev->enable_virtual_display) {
r = amdgpu_bo_pin(new_abo, amdgpu_display_supported_domains(adev));
if (unlikely(r != 0)) {
DRM_ERROR("failed to pin new abo buffer before flip\n");
goto unreserve;
}
}
r = amdgpu_ttm_alloc_gart(&new_abo->tbo);
@@ -211,7 +213,8 @@ int amdgpu_display_crtc_page_flip_target(struct drm_crtc *crtc,
amdgpu_bo_get_tiling_flags(new_abo, &tiling_flags);
amdgpu_bo_unreserve(new_abo);
work->base = amdgpu_bo_gpu_offset(new_abo);
if (!adev->enable_virtual_display)
work->base = amdgpu_bo_gpu_offset(new_abo);
work->target_vblank = target - (uint32_t)drm_crtc_vblank_count(crtc) +
amdgpu_get_vblank_counter_kms(dev, work->crtc_id);
@@ -242,9 +245,10 @@ pflip_cleanup:
goto cleanup;
}
unpin:
if (unlikely(amdgpu_bo_unpin(new_abo) != 0)) {
DRM_ERROR("failed to unpin new abo in error path\n");
}
if (!adev->enable_virtual_display)
if (unlikely(amdgpu_bo_unpin(new_abo) != 0))
DRM_ERROR("failed to unpin new abo in error path\n");
unreserve:
amdgpu_bo_unreserve(new_abo);