Commit d82c12ab authored by Enric Balletbo i Serra's avatar Enric Balletbo i Serra Committed by Sam Ravnborg
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drm/bridge: ps8640: Get the EDID from eDP control 



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.

Reviewed-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: default avatarSam Ravnborg <sam@ravnborg.org>
Signed-off-by: default avatarEnric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200826081526.674866-3-enric.balletbo@collabora.com
parent c5589b39

drivers/gpu/drm/bridge/parade-ps8640.c

+12 −0
Original line number Diff line number Diff line
@@ -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;