drm/rockchip: inno_hdmi: Get rid of mode_set

We're not doing anything special in atomic_mode_set so we can simply
merge it into atomic_enable.
Signed-off-by: Maxime Ripard <mripard@kernel.org>
Tested-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-8-knaerzche@gmail.com

drivers/gpu/drm/rockchip/inno_hdmi.c

@@ -489,21 +489,22 @@ static int inno_hdmi_setup(struct inno_hdmi *hdmi,
 	return 0;
 }
 
-static void inno_hdmi_encoder_mode_set(struct drm_encoder *encoder,
-				       struct drm_crtc_state *crtc_state,
-				       struct drm_connector_state *conn_state)
-{
-	struct drm_display_mode *adj_mode = &crtc_state->adjusted_mode;
-	struct inno_hdmi *hdmi = encoder_to_inno_hdmi(encoder);
-
-	inno_hdmi_setup(hdmi, adj_mode);
-}
-
 static void inno_hdmi_encoder_enable(struct drm_encoder *encoder,
 				     struct drm_atomic_state *state)
 {
 	struct inno_hdmi *hdmi = encoder_to_inno_hdmi(encoder);
+	struct drm_connector_state *conn_state;
+	struct drm_crtc_state *crtc_state;
+
+	conn_state = drm_atomic_get_new_connector_state(state, &hdmi->connector);
+	if (WARN_ON(!conn_state))
+		return;
+
+	crtc_state = drm_atomic_get_new_crtc_state(state, conn_state->crtc);
+	if (WARN_ON(!crtc_state))
+		return;
 
+	inno_hdmi_setup(hdmi, &crtc_state->adjusted_mode);
 	inno_hdmi_set_pwr_mode(hdmi, NORMAL);
 }
 
@@ -532,7 +533,6 @@ static struct drm_encoder_helper_funcs inno_hdmi_encoder_helper_funcs = {
 	.atomic_check	= inno_hdmi_encoder_atomic_check,
 	.atomic_enable	= inno_hdmi_encoder_enable,
 	.atomic_disable	= inno_hdmi_encoder_disable,
-	.atomic_mode_set	= inno_hdmi_encoder_mode_set,
 };
 
 static enum drm_connector_status