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drm/amdgpu: force fbdev into vram

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[ Upstream commit a6aacb2b26e85aa619cf0c6f98d0ca77314cd2a1 ]

We set the fb smem pointer to the offset into the BAR, so keep
the fbdev bo in vram.

Bug: https://bugzilla.kernel.org/show_bug.cgi?id=207581
Fixes: 6c8d74caa2 ("drm/amdgpu: Enable scatter gather display support")
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Alex Deucher 2020-05-05 09:42:26 -04:00 • committed by Greg Kroah-Hartman
commit 32b9de3e93
1 changed files with 1 additions and 2 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c
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@ -133,8 +133,7 @@ static int amdgpufb_create_pinned_object(struct amdgpu_fbdev *rfbdev,
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;
AMDGPU_GEM_CREATE_VRAM_CLEARED;
info = drm_get_format_info(adev->ddev, mode_cmd);
cpp = info->cpp[0];