diff options
| author | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2024-06-18 21:46:44 +0300 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2024-06-20 01:36:46 +0300 |
| commit | dce863203d259d019693b5d082b0a4c4b5063cd1 (patch) | |
| tree | 42e72adbe34fc7f034f5a4303188fe5bf81c3e1e /drivers/media/platform/renesas/vsp1/vsp1_video.c | |
| parent | 18a8f4c28884b7fb5fd3ba759c777cca693788ef (diff) | |
media: renesas: vsp1: Print debug message to diagnose validation failure
When formats don't match between a subdev and a connected video device,
starting streaming returns an error without giving the user any
indication as to what went wrong. To help debugging pipeline
misconfigurations, add a debug message that indicates the cause of the
failure.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Diffstat (limited to 'drivers/media/platform/renesas/vsp1/vsp1_video.c')
| -rw-r--r-- | drivers/media/platform/renesas/vsp1/vsp1_video.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/media/platform/renesas/vsp1/vsp1_video.c b/drivers/media/platform/renesas/vsp1/vsp1_video.c index 5a9cb0e5640e..28cee0304e77 100644 --- a/drivers/media/platform/renesas/vsp1/vsp1_video.c +++ b/drivers/media/platform/renesas/vsp1/vsp1_video.c @@ -78,8 +78,14 @@ static int vsp1_video_verify_format(struct vsp1_video *video) if (video->rwpf->fmtinfo->mbus != fmt.format.code || video->rwpf->format.height != fmt.format.height || - video->rwpf->format.width != fmt.format.width) - return -EINVAL; + video->rwpf->format.width != fmt.format.width) { + dev_dbg(video->vsp1->dev, + "Format mismatch: 0x%04x/%ux%u != 0x%04x/%ux%u\n", + video->rwpf->fmtinfo->mbus, video->rwpf->format.width, + video->rwpf->format.height, fmt.format.code, + fmt.format.width, fmt.format.height); + return -EPIPE; + } return 0; } |