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drm/bridge: ps8640: Get the EDID from eDP control

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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: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200826081526.674866-3-enric.balletbo@collabora.com
This commit is contained in:
Enric Balletbo i Serra 2020-08-26 10:15:23 +02:00 committed by Sam Ravnborg
parent c5589b3954
commit d82c12ab16
1 changed files with 12 additions and 0 deletions
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12
drivers/gpu/drm/bridge/parade-ps8640.c
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@ -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;