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Signed-off-by: Dmitry Baryshkov --- drivers/gpu/drm/bridge/lontium-lt9611.c | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/bridge/lontium-lt9611.c b/drivers/gpu/drm/brid= ge/lontium-lt9611.c index a2d032ee4744715b88eb66883edf69bab4c274b0..9c2c9887d2d66968eb1d50544a2= 57d5999bbdded 100644 --- a/drivers/gpu/drm/bridge/lontium-lt9611.c +++ b/drivers/gpu/drm/bridge/lontium-lt9611.c @@ -869,9 +869,7 @@ static int lt9611_hdmi_clear_infoframe(struct drm_bridg= e *bridge, break; =20 default: - drm_dbg_driver(lt9611->bridge.dev, "Unsupported HDMI InfoFrame %x\n", ty= pe); - mask =3D 0; - break; + return -EOPNOTSUPP; } =20 if (mask) @@ -910,9 +908,7 @@ static int lt9611_hdmi_write_infoframe(struct drm_bridg= e *bridge, break; =20 default: - drm_dbg_driver(lt9611->bridge.dev, "Unsupported HDMI InfoFrame %x\n", ty= pe); - mask =3D 0; - break; + return -EOPNOTSUPP; } =20 if (mask) { @@ -925,6 +921,19 @@ static int lt9611_hdmi_write_infoframe(struct drm_brid= ge *bridge, return 0; } =20 +static int lt9611_bridge_atomic_check(struct drm_bridge *bridge, + struct drm_bridge_state *bridge_state, + struct drm_crtc_state *crtc_state, + struct drm_connector_state *conn_state) +{ + /* should not happen, HDR support not enabled */ + if (drm_WARN_ON_ONCE(bridge->encoder->dev, + conn_state->hdmi.infoframes.hdr_drm.set)) + return -EOPNOTSUPP; + + return 0; +} + static enum drm_mode_status lt9611_hdmi_tmds_char_rate_valid(const struct drm_bridge *bridge, const struct drm_display_mode *mode, @@ -993,6 +1002,7 @@ static const struct drm_bridge_funcs lt9611_bridge_fun= cs =3D { .edid_read =3D lt9611_bridge_edid_read, .hpd_enable =3D lt9611_bridge_hpd_enable, =20 + .atomic_check =3D lt9611_bridge_atomic_check, .atomic_pre_enable =3D lt9611_bridge_atomic_pre_enable, .atomic_enable =3D lt9611_bridge_atomic_enable, .atomic_disable =3D lt9611_bridge_atomic_disable, --=20 2.47.3