diff options
| author | Andrey Grodzovsky <andrey.grodzovsky@amd.com> | 2019-07-26 09:24:35 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-07-30 23:48:32 -0500 |
| commit | f2bd8a0ed7e79579d61cea01bab2dfb09099d379 (patch) | |
| tree | 8d0df9762786f74dab8705a816b49174f77f9b0c /drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c | |
| parent | 354e6e14ef947f07055d3570b4bd7a33196b57f6 (diff) | |
drm/amdgpu: Fix amdgpu_display_supported_domains logic.
Add restriction to dissallow GTT domain if the relevant BO
doesn't have USWC flag set to avoid the APU hang scenario.
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c index 430c56f9544a..143753d237e7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c @@ -131,6 +131,10 @@ static int amdgpufb_create_pinned_object(struct amdgpu_fbdev *rfbdev, int aligned_size, size; int height = mode_cmd->height; u32 cpp; + u64 flags = AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS | + AMDGPU_GEM_CREATE_VRAM_CLEARED | + AMDGPU_GEM_CREATE_CPU_GTT_USWC; info = drm_get_format_info(adev->ddev, mode_cmd); cpp = info->cpp[0]; @@ -138,15 +142,11 @@ static int amdgpufb_create_pinned_object(struct amdgpu_fbdev *rfbdev, /* need to align pitch with crtc limits */ mode_cmd->pitches[0] = amdgpu_align_pitch(adev, mode_cmd->width, cpp, fb_tiled); - domain = amdgpu_display_supported_domains(adev); + domain = amdgpu_display_supported_domains(adev, flags); height = ALIGN(mode_cmd->height, 8); size = mode_cmd->pitches[0] * height; aligned_size = ALIGN(size, PAGE_SIZE); - ret = amdgpu_gem_object_create(adev, aligned_size, 0, domain, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | - AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS | - AMDGPU_GEM_CREATE_VRAM_CLEARED | - AMDGPU_GEM_CREATE_CPU_GTT_USWC, + ret = amdgpu_gem_object_create(adev, aligned_size, 0, domain, flags, ttm_bo_type_kernel, NULL, &gobj); if (ret) { pr_err("failed to allocate framebuffer (%d)\n", aligned_size); |