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| author | Dave Stevenson <dave.stevenson@raspberrypi.com> | 2022-12-07 14:53:23 +0300 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2023-01-09 17:21:31 +0300 |
| commit | 6c37c9c65d2c792ddee3e33e595a498592bf9735 (patch) | |
| tree | 2abeabc77f347b9f413bee2f762ed5a166283e32 /drivers/gpu/drm/vc4 | |
| parent | 977374cf481d3bea916b2775e6ecc682b9689550 (diff) | |
| download | linux-6c37c9c65d2c792ddee3e33e595a498592bf9735.tar.xz | |
drm/vc4: Add comments for which HVS_PIXEL_ORDER_xxx defines apply
The HVS_PIXEL_ORDER_xxx defines apply to specific HVS_PIXEL_FORMAT_xxx
modes, so add comments to make this obvious.
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Link: https://lore.kernel.org/r/20221207-rpi-hvs-crtc-misc-v1-12-1f8e0770798b@cerno.tech
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'drivers/gpu/drm/vc4')
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_regs.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_regs.h b/drivers/gpu/drm/vc4/vc4_regs.h index 1256f0877ff6..f3763bd600f6 100644 --- a/drivers/gpu/drm/vc4/vc4_regs.h +++ b/drivers/gpu/drm/vc4/vc4_regs.h @@ -848,16 +848,19 @@ enum hvs_pixel_format { /* Note: the LSB is the rightmost character shown. Only valid for * HVS_PIXEL_FORMAT_RGB8888, not RGB888. */ +/* For modes 332, 4444, 555, 5551, 6666, 8888, 10:10:10:2 */ #define HVS_PIXEL_ORDER_RGBA 0 #define HVS_PIXEL_ORDER_BGRA 1 #define HVS_PIXEL_ORDER_ARGB 2 #define HVS_PIXEL_ORDER_ABGR 3 +/* For modes 666 and 888 (4 & 5) */ #define HVS_PIXEL_ORDER_XBRG 0 #define HVS_PIXEL_ORDER_XRBG 1 #define HVS_PIXEL_ORDER_XRGB 2 #define HVS_PIXEL_ORDER_XBGR 3 +/* For YCbCr modes (8-12, and 17) */ #define HVS_PIXEL_ORDER_XYCBCR 0 #define HVS_PIXEL_ORDER_XYCRCB 1 #define HVS_PIXEL_ORDER_YXCBCR 2 |