diff mbox series

[v4,07/10] drm/rockchip: rk3066: declare supported infoframes

Message ID 20250909-drm-limit-infoframes-v4-7-53fd0a65a4a2@oss.qualcomm.com (mailing list archive)
State New
Headers
Series drm/connector: hdmi: limit infoframes per driver capabilities |

Commit Message

Dmitry Baryshkov Sept. 9, 2025, 2:52 p.m. UTC 
Declare which infoframes are supported via the .hdmi_write_infoframe()
interface. Return -EOPNOTSUPP if the driver is asked to write or clear
the unsupported InfoFrame.

Reviewed-by: Liu Ying <victor.liu@nxp.com>
Acked-by: Daniel Stone <daniels@collabora.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
---
 drivers/gpu/drm/rockchip/rk3066_hdmi.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/rockchip/rk3066_hdmi.c b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
index ae4a5ac2299a93a49f87df7604752f6b651c839c..6ac854c0fe4d155b351821782a6d8bbd550de656 100644
--- a/drivers/gpu/drm/rockchip/rk3066_hdmi.c
+++ b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
@@ -164,7 +164,7 @@  static int rk3066_hdmi_bridge_clear_infoframe(struct drm_bridge *bridge,
 
 	if (type != HDMI_INFOFRAME_TYPE_AVI) {
 		drm_err(bridge->dev, "Unsupported infoframe type: %u\n", type);
-		return 0;
+		return -EOPNOTSUPP;
 	}
 
 	hdmi_writeb(hdmi, HDMI_CP_BUF_INDEX, HDMI_INFOFRAME_AVI);
@@ -182,7 +182,7 @@  rk3066_hdmi_bridge_write_infoframe(struct drm_bridge *bridge,
 
 	if (type != HDMI_INFOFRAME_TYPE_AVI) {
 		drm_err(bridge->dev, "Unsupported infoframe type: %u\n", type);
-		return 0;
+		return -EOPNOTSUPP;
 	}
 
 	rk3066_hdmi_bridge_clear_infoframe(bridge, type);
@@ -696,6 +696,8 @@  rk3066_hdmi_register(struct drm_device *drm, struct rk3066_hdmi *hdmi)
 	hdmi->bridge.type = DRM_MODE_CONNECTOR_HDMIA;
 	hdmi->bridge.vendor = "Rockchip";
 	hdmi->bridge.product = "RK3066 HDMI";
+	hdmi->bridge.supported_infoframes =
+		DRM_CONNECTOR_INFOFRAME_AVI;
 
 	hdmi->bridge.ddc = rk3066_hdmi_i2c_adapter(hdmi);
 	if (IS_ERR(hdmi->bridge.ddc))