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drm/bridge: lvds-codec: Add to_lvds_codec() function

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Factor out the manual container_of() uses to a common to_lvds_codec()
macro to shorten lines (and provide better type safety, although that
won't matter much in this case).

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200224225645.28060-1-laurent.pinchart+renesas@ideasonboard.com
This commit is contained in:
Laurent Pinchart 2020-02-25 00:56:45 +02:00 committed by Boris Brezillon
parent 72b48ae800
commit 65c04add09
1 changed files with 8 additions and 6 deletions
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14
drivers/gpu/drm/bridge/lvds-codec.c
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@ -21,10 +21,14 @@ struct lvds_codec {
u32 connector_type;
};
static inline struct lvds_codec *to_lvds_codec(struct drm_bridge *bridge)
{
return container_of(bridge, struct lvds_codec, bridge);
}
static int lvds_codec_attach(struct drm_bridge *bridge)
{
struct lvds_codec *lvds_codec = container_of(bridge,
struct lvds_codec, bridge);
struct lvds_codec *lvds_codec = to_lvds_codec(bridge);
return drm_bridge_attach(bridge->encoder, lvds_codec->panel_bridge,
bridge);
@ -32,8 +36,7 @@ static int lvds_codec_attach(struct drm_bridge *bridge)
static void lvds_codec_enable(struct drm_bridge *bridge)
{
struct lvds_codec *lvds_codec = container_of(bridge,
struct lvds_codec, bridge);
struct lvds_codec *lvds_codec = to_lvds_codec(bridge);
if (lvds_codec->powerdown_gpio)
gpiod_set_value_cansleep(lvds_codec->powerdown_gpio, 0);
@ -41,8 +44,7 @@ static void lvds_codec_enable(struct drm_bridge *bridge)
static void lvds_codec_disable(struct drm_bridge *bridge)
{
struct lvds_codec *lvds_codec = container_of(bridge,
struct lvds_codec, bridge);
struct lvds_codec *lvds_codec = to_lvds_codec(bridge);
if (lvds_codec->powerdown_gpio)
gpiod_set_value_cansleep(lvds_codec->powerdown_gpio, 1);