drm/vc4: hdmi: Change CSC callback prototype

In order to support the YUV output, we'll need the atomic state to know
what is the state of the associated property in the CSC setup callback.

Let's change the prototype of that callback to allow us to access it.

Signed-off-by: Maxime Ripard <[email protected]>

Author: mripard

drivers/gpu/drm/vc4/vc4_hdmi.c

@@ -882,6 +882,7 @@ static void vc4_hdmi_encoder_disable(struct drm_encoder *encoder)
 }
 
 static void vc4_hdmi_csc_setup(struct vc4_hdmi *vc4_hdmi,
+			       struct drm_connector_state *state,
 			       const struct drm_display_mode *mode)
 {
 	u32 csc_ctl;
@@ -962,6 +963,7 @@ static void vc5_hdmi_set_csc_coeffs(struct vc4_hdmi *vc4_hdmi,
 }
 
 static void vc5_hdmi_csc_setup(struct vc4_hdmi *vc4_hdmi,
+			       struct drm_connector_state *state,
 			       const struct drm_display_mode *mode)
 {
 	u32 csc_ctl = VC5_MT_CP_CSC_CTL_ENABLE | VC4_SET_FIELD(VC4_HD_CSC_CTL_MODE_CUSTOM,
@@ -1248,9 +1250,11 @@ static void vc4_hdmi_encoder_pre_crtc_enable(struct drm_encoder *encoder,
 {
 	struct drm_display_mode *mode = &encoder->crtc->state->adjusted_mode;
 	struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
+	struct drm_connector_state *conn_state =
+		vc4_hdmi_encoder_get_connector_state(encoder, state);
 
 	if (vc4_hdmi->variant->csc_setup)
-		vc4_hdmi->variant->csc_setup(vc4_hdmi, true);
+		vc4_hdmi->variant->csc_setup(vc4_hdmi, conn_state, mode);
 
 	HDMI_WRITE(HDMI_FIFO_CTL, VC4_HDMI_FIFO_CTL_MASTER_SLAVE_N);
 }

drivers/gpu/drm/vc4/vc4_hdmi.h

@@ -77,6 +77,7 @@ struct vc4_hdmi_variant {
 
 	/* Callback to enable / disable the CSC */
 	void (*csc_setup)(struct vc4_hdmi *vc4_hdmi,
+			  struct drm_connector_state *state,
 			  const struct drm_display_mode *mode);
 
 	/* Callback to configure the video timings in the HDMI block */