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[40/60] drm/omap: hdmi4: Implement drm_bridge .lost_hotplug() operation

Message ID 20190707181937.6250-37-laurent.pinchart@ideasonboard.com (mailing list archive)
State New, archived
Headers show
Series drm/omap: Replace custom display drivers with drm_bridge and drm_panel | expand

Commit Message

Laurent Pinchart July 7, 2019, 6:19 p.m. UTC 
The HDMI4 encoder is transitioning to the drm_bridge API, implement the
last missing operation.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 drivers/gpu/drm/omapdrm/dss/hdmi4.c | 8 ++++++++
 1 file changed, 8 insertions(+)
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Patch

diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
index a8f582c0f387..df56acb5cb27 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
@@ -559,6 +559,13 @@  static void hdmi4_bridge_disable(struct drm_bridge *bridge,
 	mutex_unlock(&hdmi->lock);
 }
 
+static void hdmi4_bridge_lost_hotplug(struct drm_bridge *bridge)
+{
+	struct omap_hdmi *hdmi = drm_bridge_to_hdmi(bridge);
+
+	hdmi4_cec_set_phys_addr(&hdmi->core, CEC_PHYS_ADDR_INVALID);
+}
+
 static struct edid *hdmi4_bridge_read_edid(struct omap_hdmi *hdmi,
 					   struct drm_connector *connector)
 {
@@ -578,6 +585,7 @@  static const struct drm_bridge_funcs hdmi4_bridge_funcs = {
 	.mode_set = hdmi4_bridge_mode_set,
 	.atomic_enable = hdmi4_bridge_enable,
 	.atomic_disable = hdmi4_bridge_disable,
+	.lost_hotplug = hdmi4_bridge_lost_hotplug,
 	.get_edid = hdmi4_bridge_get_edid,
 };