[PATCH v3 03/10] drm/sun4i: hdmi_enc: implement clear_infoframe stub

[Dmitry Baryshkov]

In preparation to making clear_infoframes callbacks required, add a stub
to the sun4i driver.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at oss.qualcomm.com>
---
 drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
index ab0938ba61f7..6263ee15880a 100644
--- a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
+++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
@@ -40,6 +40,14 @@
 #define drm_connector_to_sun4i_hdmi(c)		\
 	container_of_const(c, struct sun4i_hdmi, connector)
 
+static int sun4i_hdmi_clear_infoframe(struct drm_connector *connector,
+				      enum hdmi_infoframe_type type)
+{
+	drm_warn_once(connector->dev, "clearing of AVI infoframe is not implemented\n");
+
+	return 0;
+}
+
 static int sun4i_hdmi_write_infoframe(struct drm_connector *connector,
 				      enum hdmi_infoframe_type type,
 				      const u8 *buffer, size_t len)
@@ -236,6 +244,7 @@ static struct i2c_adapter *sun4i_hdmi_get_ddc(struct device *dev)
 
 static const struct drm_connector_hdmi_funcs sun4i_hdmi_hdmi_connector_funcs = {
 	.tmds_char_rate_valid	= sun4i_hdmi_connector_clock_valid,
+	.clear_infoframe	= sun4i_hdmi_clear_infoframe,
 	.write_infoframe	= sun4i_hdmi_write_infoframe,
 };
 

-- 
2.47.3