drm/sun4i: Remove useless atomic_check

The atomic_check callback is optional, and we don't implement anything in
some parts of our drivers. Let's remove it.

Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
This commit is contained in:
Maxime Ripard 2017-06-21 15:54:53 +02:00
parent f4c08112ad
commit 7d1a2bf41f
3 changed files with 0 additions and 23 deletions

View File

@ -25,12 +25,6 @@ struct sun4i_plane_desc {
uint32_t nformats;
};
static int sun4i_backend_layer_atomic_check(struct drm_plane *plane,
struct drm_plane_state *state)
{
return 0;
}
static void sun4i_backend_layer_atomic_disable(struct drm_plane *plane,
struct drm_plane_state *old_state)
{
@ -53,7 +47,6 @@ static void sun4i_backend_layer_atomic_update(struct drm_plane *plane,
}
static const struct drm_plane_helper_funcs sun4i_backend_layer_helper_funcs = {
.atomic_check = sun4i_backend_layer_atomic_check,
.atomic_disable = sun4i_backend_layer_atomic_disable,
.atomic_update = sun4i_backend_layer_atomic_update,
};

View File

@ -128,13 +128,6 @@ static struct drm_connector_funcs sun4i_rgb_con_funcs = {
.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
static int sun4i_rgb_atomic_check(struct drm_encoder *encoder,
struct drm_crtc_state *crtc_state,
struct drm_connector_state *conn_state)
{
return 0;
}
static void sun4i_rgb_encoder_enable(struct drm_encoder *encoder)
{
struct sun4i_rgb *rgb = drm_encoder_to_sun4i_rgb(encoder);
@ -182,7 +175,6 @@ static void sun4i_rgb_encoder_mode_set(struct drm_encoder *encoder,
}
static struct drm_encoder_helper_funcs sun4i_rgb_enc_helper_funcs = {
.atomic_check = sun4i_rgb_atomic_check,
.mode_set = sun4i_rgb_encoder_mode_set,
.disable = sun4i_rgb_encoder_disable,
.enable = sun4i_rgb_encoder_enable,

View File

@ -341,13 +341,6 @@ static void sun4i_tv_mode_to_drm_mode(const struct tv_mode *tv_mode,
mode->vtotal = mode->vsync_end + tv_mode->vback_porch;
}
static int sun4i_tv_atomic_check(struct drm_encoder *encoder,
struct drm_crtc_state *crtc_state,
struct drm_connector_state *conn_state)
{
return 0;
}
static void sun4i_tv_disable(struct drm_encoder *encoder)
{
struct sun4i_tv *tv = drm_encoder_to_sun4i_tv(encoder);
@ -489,7 +482,6 @@ static void sun4i_tv_mode_set(struct drm_encoder *encoder,
}
static struct drm_encoder_helper_funcs sun4i_tv_helper_funcs = {
.atomic_check = sun4i_tv_atomic_check,
.disable = sun4i_tv_disable,
.enable = sun4i_tv_enable,
.mode_set = sun4i_tv_mode_set,