[media] media: Print information on failed link validation
authorSakari Ailus <sakari.ailus@linux.intel.com>
Tue, 28 Oct 2014 23:35:04 +0000 (20:35 -0300)
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>
Mon, 3 Nov 2014 14:45:58 +0000 (12:45 -0200)
commitfab9d30b7b4216affd1708f0bcf93c746cc428bd
tree70e67338d965c6d8ad6ec8a1e6b8440275195007
parentf491dbe049cc7d8fb4c1cdc7d9fdfac0d1d99869
[media] media: Print information on failed link validation

The Media controller doesn't tell much to the user in cases such as pipeline
startup failure. The link validation is the most common media graph (or in
V4L2's case, format) related reason for the failure. In more complex
pipelines the reason may not always be obvious to the user, so point them to
look at the right direction.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
drivers/media/media-entity.c