[PATCH v3 10/16] drm/vc4: hdmi: Change CSC callback prototype

[Maxime Ripard]

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.

Acked-by: Thomas Zimmermann <tzimmermann at suse.de>
Signed-off-by: Maxime Ripard <maxime at cerno.tech>
---
 drivers/gpu/drm/vc4/vc4_hdmi.c | 7 ++++++-
 drivers/gpu/drm/vc4/vc4_hdmi.h | 1 +
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 7fdb49e790f3..d79a70bae7f2 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -735,6 +735,7 @@ 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)
 {
 	unsigned long flags;
@@ -822,6 +823,7 @@ 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)
 {
 	unsigned long flags;
@@ -1144,13 +1146,16 @@ static void vc4_hdmi_encoder_pre_crtc_enable(struct drm_encoder *encoder,
 					     struct drm_atomic_state *state)
 {
 	struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
+	struct drm_connector *connector = &vc4_hdmi->connector;
 	struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode;
+	struct drm_connector_state *conn_state =
+		drm_atomic_get_new_connector_state(state, connector);
 	unsigned long flags;
 
 	mutex_lock(&vc4_hdmi->mutex);
 
 	if (vc4_hdmi->variant->csc_setup)
-		vc4_hdmi->variant->csc_setup(vc4_hdmi, mode);
+		vc4_hdmi->variant->csc_setup(vc4_hdmi, conn_state, mode);
 
 	spin_lock_irqsave(&vc4_hdmi->hw_lock, flags);
 	HDMI_WRITE(HDMI_FIFO_CTL, VC4_HDMI_FIFO_CTL_MASTER_SLAVE_N);
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h
index 4a5536975bf6..2b6aaafc020a 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.h
+++ b/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 */
-- 
2.34.1