The PS8640 DSI-to-eDP bridge can retrieve the EDID, so implement the .get_edid callback and set the flag to indicate the core to use it.
Signed-off-by: Enric Balletbo i Serra enric.balletbo@collabora.com Reviewed-by: Laurent Pinchart laurent.pinchart@ideasonboard.com Acked-by: Sam Ravnborg sam@ravnborg.org ---
Changes in v4: None Changes in v3: None Changes in v2: None
drivers/gpu/drm/bridge/parade-ps8640.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/drivers/gpu/drm/bridge/parade-ps8640.c b/drivers/gpu/drm/bridge/parade-ps8640.c index 4b099196afeb..13755d278db6 100644 --- a/drivers/gpu/drm/bridge/parade-ps8640.c +++ b/drivers/gpu/drm/bridge/parade-ps8640.c @@ -242,8 +242,18 @@ static int ps8640_bridge_attach(struct drm_bridge *bridge, return ret; }
+static struct edid *ps8640_bridge_get_edid(struct drm_bridge *bridge, + struct drm_connector *connector) +{ + struct ps8640 *ps_bridge = bridge_to_ps8640(bridge); + + return drm_get_edid(connector, + ps_bridge->page[PAGE0_DP_CNTL]->adapter); +} + static const struct drm_bridge_funcs ps8640_bridge_funcs = { .attach = ps8640_bridge_attach, + .get_edid = ps8640_bridge_get_edid, .post_disable = ps8640_post_disable, .pre_enable = ps8640_pre_enable, }; @@ -294,6 +304,8 @@ static int ps8640_probe(struct i2c_client *client)
ps_bridge->bridge.funcs = &ps8640_bridge_funcs; ps_bridge->bridge.of_node = dev->of_node; + ps_bridge->bridge.ops = DRM_BRIDGE_OP_EDID; + ps_bridge->bridge.type = DRM_MODE_CONNECTOR_eDP;
ps_bridge->page[PAGE0_DP_CNTL] = client;