[PATCH 21/29] drm/omap: Remove src field from omap_dss_device structure

[Laurent Pinchart]

The field is only used to check whether the device is connected, and we
can do so by checking the dss field instead. Remove the src field.

Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
---
 drivers/gpu/drm/omapdrm/dss/base.c    | 14 +-------------
 drivers/gpu/drm/omapdrm/dss/omapdss.h |  1 -
 2 files changed, 1 insertion(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/omapdrm/dss/base.c b/drivers/gpu/drm/omapdrm/dss/base.c
index 8454e505b282..36f2d41c9935 100644
--- a/drivers/gpu/drm/omapdrm/dss/base.c
+++ b/drivers/gpu/drm/omapdrm/dss/base.c
@@ -187,7 +187,7 @@ EXPORT_SYMBOL(omapdss_device_get_next);
 
 static bool omapdss_device_is_connected(struct omap_dss_device *dssdev)
 {
-	return dssdev->src;
+	return dssdev->dss;
 }
 
 int omapdss_device_connect(struct dss_device *dss,
@@ -209,11 +209,6 @@ int omapdss_device_connect(struct dss_device *dss,
 		return ret;
 	}
 
-	if (src) {
-		WARN_ON(dst->src);
-		dst->src = src;
-	}
-
 	return 0;
 }
 EXPORT_SYMBOL_GPL(omapdss_device_connect);
@@ -228,13 +223,6 @@ void omapdss_device_disconnect(struct omap_dss_device *src,
 		return;
 	}
 
-	if (src) {
-		if (WARN_ON(dst->src != src))
-			return;
-
-		dst->src = NULL;
-	}
-
 	WARN_ON(dst->state != OMAP_DSS_DISPLAY_DISABLED);
 
 	dst->ops->disconnect(src, dst);
diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h
index 7c9f8a5ceb37..80db32bc896f 100644
--- a/drivers/gpu/drm/omapdrm/dss/omapdss.h
+++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h
@@ -414,7 +414,6 @@ struct omap_dss_device {
 	struct module *owner;
 
 	struct dss_device *dss;
-	struct omap_dss_device *src;
 	struct omap_dss_device *next;
 
 	struct list_head list;
-- 
Regards,

Laurent Pinchart