drm/fourcc: Add a alpha field to drm_format_info
authorMaxime Ripard <maxime.ripard@free-electrons.com>
Fri, 22 Dec 2017 14:29:26 +0000 (15:29 +0100)
committerMaxime Ripard <maxime.ripard@free-electrons.com>
Mon, 29 Jan 2018 11:07:47 +0000 (12:07 +0100)
commit4cc4e1b40f3ff5227c9f326542b75947b464a635
tree16a85f97d97e5722d11d92dc5ff8d5568e161866
parent1a32a938b6438afe70c0a2a6dd666f4a49f6c384
drm/fourcc: Add a alpha field to drm_format_info

There's a bunch of drivers that duplicate the same function to know if a
particular format embeds an alpha component or not.

Let's create a field in the drm_format_info to avoid duplicating that logic
and looking up formats all the time.

Cc: Eric Anholt <eric@anholt.net>
Cc: Inki Dae <inki.dae@samsung.com>
Cc: Joonyoung Shim <jy0922.shim@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Mark Yao <mark.yao@rock-chips.com>
Cc: Seung-Woo Kim <sw0312.kim@samsung.com>
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Reviewed-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Link: https://patchwork.freedesktop.org/patch/msgid/9cd9951d147ff810c1f6f68d79e7983361ed6b68.1516617243.git-series.maxime.ripard@free-electrons.com
drivers/gpu/drm/drm_fourcc.c
include/drm/drm_fourcc.h