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| author | Thierry Reding <thierry.reding@avionic-design.de> | 2013-10-07 11:47:58 +0400 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2013-10-31 12:55:46 +0400 |
| commit | db7fbdfd25ee009165b6c3b80a9d1c6d8534ad94 (patch) | |
| tree | 1ba0c25b63b227a7f139b03ae217daf0b7ec1f81 /drivers/gpu/drm/tegra/fb.c | |
| parent | 773af77fc479fd454c3f6836f86bf63996545cf4 (diff) | |
| download | linux-db7fbdfd25ee009165b6c3b80a9d1c6d8534ad94.tar.xz | |
drm/tegra: Support bottom-up buffer objects
The gr3d engine renders images bottom-up. Allow buffers that are used
for 3D content to be marked as such and implement support in the display
controller to present them properly.
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/tegra/fb.c')
| -rw-r--r-- | drivers/gpu/drm/tegra/fb.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c index fdb00e040046..490f7719e317 100644 --- a/drivers/gpu/drm/tegra/fb.c +++ b/drivers/gpu/drm/tegra/fb.c @@ -34,6 +34,16 @@ struct tegra_bo *tegra_fb_get_plane(struct drm_framebuffer *framebuffer, return fb->planes[index]; } +bool tegra_fb_is_bottom_up(struct drm_framebuffer *framebuffer) +{ + struct tegra_fb *fb = to_tegra_fb(framebuffer); + + if (fb->planes[0]->flags & TEGRA_BO_BOTTOM_UP) + return true; + + return false; +} + bool tegra_fb_is_tiled(struct drm_framebuffer *framebuffer) { struct tegra_fb *fb = to_tegra_fb(framebuffer); |