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| author | Rob Clark <robdclark@gmail.com> | 2015-01-30 15:48:11 +0100 |
|---|---|---|
| committer | Rob Clark <robdclark@gmail.com> | 2015-06-11 19:11:01 +0200 |
| commit | 570655b09b065d2fff1b8ab9bdb8308f4c5a05a3 (patch) | |
| tree | 6e1be5f7f3df8643969d915f9702214a03dc7134 /include/uapi | |
| parent | drm/msm: update generated headers (diff) | |
| download | linux-570655b09b065d2fff1b8ab9bdb8308f4c5a05a3.tar.xz linux-570655b09b065d2fff1b8ab9bdb8308f4c5a05a3.zip | |
drm/msm/mdp4: Support NV12MT format in mdp4
Using fb modifier flag, support NV12MT format in MDP4.
v2:
- rework the modifier's description [Daniel Vetter's comment]
- drop .set_mode_config() callback [Rob Clark's comment]
v3:
- change VENDOR's name and restrict usage to NV12 [pointed by Daniel]
Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'include/uapi')
| -rw-r--r-- | include/uapi/drm/drm_fourcc.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index 07735822a28f..2f295cde657e 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -207,4 +207,19 @@ */ #define I915_FORMAT_MOD_Yf_TILED fourcc_mod_code(INTEL, 3) +/* + * Tiled, NV12MT, grouped in 64 (pixels) x 32 (lines) -sized macroblocks + * + * Macroblocks are laid in a Z-shape, and each pixel data is following the + * standard NV12 style. + * As for NV12, an image is the result of two frame buffers: one for Y, + * one for the interleaved Cb/Cr components (1/2 the height of the Y buffer). + * Alignment requirements are (for each buffer): + * - multiple of 128 pixels for the width + * - multiple of 32 pixels for the height + * + * For more information: see http://linuxtv.org/downloads/v4l-dvb-apis/re32.html + */ +#define DRM_FORMAT_MOD_SAMSUNG_64_32_TILE fourcc_mod_code(SAMSUNG, 1) + #endif /* DRM_FOURCC_H */ |