drm/vc4: vec: Remove redundant atomic_mode_set

Let's remove the superfluous tv_mode field, which was redundant with the
mode field in struct drm_tv_connector_state.
Signed-off-by: Mateusz Kwiatkowski <kfyatek+publicgit@gmail.com>
Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20220728-rpi-analog-tv-properties-v2-27-459522d653a7@cerno.tech

drivers/gpu/drm/vc4/vc4_vec.c

@@ -171,8 +171,6 @@ struct vc4_vec {
 
 	struct clk *clock;
 
-	const struct vc4_vec_tv_mode *tv_mode;
-
 	struct debugfs_regset32 regset;
 };
 
@@ -316,7 +314,6 @@ static int vc4_vec_connector_init(struct drm_device *dev, struct vc4_vec *vec)
 	drm_object_attach_property(&connector->base,
 				   dev->mode_config.tv_mode_property,
 				   VC4_VEC_TV_MODE_NTSC);
-	vec->tv_mode = &vc4_vec_tv_modes[VC4_VEC_TV_MODE_NTSC];
 
 	drm_connector_attach_encoder(connector, &vec->encoder.base);
 
@@ -360,8 +357,11 @@ static void vc4_vec_encoder_enable(struct drm_encoder *encoder,
 {
 	struct drm_device *drm = encoder->dev;
 	struct vc4_vec *vec = encoder_to_vc4_vec(encoder);
+	struct drm_connector *connector = &vec->connector;
+	struct drm_connector_state *conn_state =
+		drm_atomic_get_new_connector_state(state, connector);
 	const struct vc4_vec_tv_mode *tv_mode =
-		vec->tv_mode;
+		&vc4_vec_tv_modes[conn_state->tv.mode];
 	int idx, ret;
 
 	if (!drm_dev_enter(drm, &idx))
@@ -443,15 +443,6 @@ static void vc4_vec_encoder_enable(struct drm_encoder *encoder,
 	drm_dev_exit(idx);
 }
 
-static void vc4_vec_encoder_atomic_mode_set(struct drm_encoder *encoder,
-					struct drm_crtc_state *crtc_state,
-					struct drm_connector_state *conn_state)
-{
-	struct vc4_vec *vec = encoder_to_vc4_vec(encoder);
-
-	vec->tv_mode = &vc4_vec_tv_modes[conn_state->tv.mode];
-}
-
 static int vc4_vec_encoder_atomic_check(struct drm_encoder *encoder,
 					struct drm_crtc_state *crtc_state,
 					struct drm_connector_state *conn_state)
@@ -471,7 +462,6 @@ static const struct drm_encoder_helper_funcs vc4_vec_encoder_helper_funcs = {
 	.atomic_check = vc4_vec_encoder_atomic_check,
 	.atomic_disable = vc4_vec_encoder_disable,
 	.atomic_enable = vc4_vec_encoder_enable,
-	.atomic_mode_set = vc4_vec_encoder_atomic_mode_set,
 };
 
 static int vc4_vec_late_register(struct drm_encoder *encoder)