lkml.org 
[lkml]   [2019]   [Jan]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v6 05/12] media: imx-csi: Input connections to CSI should be optional
From
Date
On Tue, 2019-01-08 at 16:15 -0800, Steve Longerbeam wrote:
> Some imx platforms do not have fwnode connections to all CSI input
> ports, and should not be treated as an error. This includes the
> imx6q SabreAuto, which has no connections to ipu1_csi1 and ipu2_csi0.
> Return -ENOTCONN in imx_csi_parse_endpoint() so that v4l2-fwnode
> endpoint parsing will not treat an unconnected endpoint as an error.
>
> Fixes: c893500a16baf ("media: imx: csi: Register a subdev notifier")
>
> Signed-off-by: Steve Longerbeam <slongerbeam@gmail.com>
> ---
> drivers/staging/media/imx/imx-media-csi.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c
> index e3a4f39dbf73..b276672cae1d 100644
> --- a/drivers/staging/media/imx/imx-media-csi.c
> +++ b/drivers/staging/media/imx/imx-media-csi.c
> @@ -1815,7 +1815,7 @@ static int imx_csi_parse_endpoint(struct device *dev,
> struct v4l2_fwnode_endpoint *vep,
> struct v4l2_async_subdev *asd)
> {
> - return fwnode_device_is_available(asd->match.fwnode) ? 0 : -EINVAL;
> + return fwnode_device_is_available(asd->match.fwnode) ? 0 : -ENOTCONN;
> }
>
> static int imx_csi_async_register(struct csi_priv *priv)

Is this something that should be applied as a fix, separately from this
series?

regards
Philipp

\
 
 \ /
  Last update: 2019-01-09 12:14    [W:0.168 / U:0.004 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site