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drm/omap: Use the drm_panel_bridge API

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Replace the manual panel handling code by a drm_panel_bridge. This
simplifies the driver and allows all components in the display pipeline
to be treated as bridges, paving the way to generic connector handling.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Tested-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200226112514.12455-25-laurent.pinchart@ideasonboard.com
This commit is contained in:
Laurent Pinchart
2020-02-26 13:24:44 +02:00
committed by Tomi Valkeinen
parent 514fc91083
commit a779618b4a
5 changed files with 32 additions and 47 deletions
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12
drivers/gpu/drm/omapdrm/dss/base.c
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@@ -149,8 +149,7 @@ struct omap_dss_device *omapdss_device_next_output(struct omap_dss_device *from)
goto done;
}
if (dssdev->id &&
(dssdev->next || dssdev->bridge || dssdev->panel))
if (dssdev->id && (dssdev->next || dssdev->bridge))
goto done;
}
@@ -185,11 +184,10 @@ int omapdss_device_connect(struct dss_device *dss,
if (!dst) {
/*
* The destination is NULL when the source is connected to a
* bridge or panel instead of a DSS device. Stop here, we will
* attach the bridge or panel later when we will have a DRM
* encoder.
* bridge instead of a DSS device. Stop here, we will attach
* the bridge later when we will have a DRM encoder.
*/
return src && (src->bridge || src->panel) ? 0 : -EINVAL;
return src && src->bridge ? 0 : -EINVAL;
}
if (omapdss_device_is_connected(dst))
@@ -217,7 +215,7 @@ void omapdss_device_disconnect(struct omap_dss_device *src,
dst ? dev_name(dst->dev) : "NULL");
if (!dst) {
WARN_ON(!src->bridge && !src->panel);
WARN_ON(!src->bridge);
return;
}