diff options
| author | Tobias Jakobi <tjakobi@math.uni-bielefeld.de> | 2015-04-27 23:10:14 +0200 |
|---|---|---|
| committer | Inki Dae <daeinki@gmail.com> | 2015-05-19 22:50:52 +0900 |
| commit | 5d878bdb51bd7915ba3def8b531238c67624aa58 (patch) | |
| tree | 5874ebee6ccc3800a229a562dccfdbb877d688bc /drivers/gpu/drm/exynos | |
| parent | d10ebb9f136669a1e9fa388fc450bf1822c93dd5 (diff) | |
drm/exynos: plane: honor buffer offset for dma_addr
Previously we were ignoring the buffer offsets that are
passed through the addfb2 ioctl. This didn't cause any
major issues, since for uni-planar formats (like XRGB8888)
userspace would most of the time just use offsets[0]=0.
However with NV12 offsets[1] is very likely non-zero.
So properly apply the offsets to our dma addresses.
Signed-off-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Acked-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_plane.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c index 13ea3349363b..b1180fbe7546 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_plane.c +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c @@ -76,7 +76,7 @@ int exynos_check_plane(struct drm_plane *plane, struct drm_framebuffer *fb) return -EFAULT; } - exynos_plane->dma_addr[i] = buffer->dma_addr; + exynos_plane->dma_addr[i] = buffer->dma_addr + fb->offsets[i]; DRM_DEBUG_KMS("buffer: %d, dma_addr = 0x%lx\n", i, (unsigned long)exynos_plane->dma_addr[i]); |