[PATCH AUTOSEL 5.4 10/57] media: imx: capture: Return -EPIPE from __capture_legacy_try_fmt()

Sasha Levin
2021-05-03T16:51:16Z

From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

[ Upstream commit cc271b6754691af74d710b761eaf027e3743e243 ]

The correct return code to report an invalid pipeline configuration is
-EPIPE. Return it instead of -EINVAL from __capture_legacy_try_fmt()
when the capture format doesn't match the media bus format of the
connected subdev.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Rui Miguel Silva <rmfrfs@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/staging/media/imx/imx-media-capture.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/media/imx/imx-media-capture.c b/drivers/staging/media/imx/imx-media-capture.c
index d151cd6d3188..fabbfceaa107 100644
--- a/drivers/staging/media/imx/imx-media-capture.c
+++ b/drivers/staging/media/imx/imx-media-capture.c
@@ -553,7 +553,7 @@ static int capture_validate_fmt(struct capture_priv *priv)
priv->vdev.fmt.fmt.pix.height != f.fmt.pix.height ||
priv->vdev.cc->cs != cc->cs ||
priv->vdev.compose.width != compose.width ||
- priv->vdev.compose.height != compose.height) ? -EINVAL : 0;
+ priv->vdev.compose.height != compose.height) ? -EPIPE : 0;
}

static int capture_start_streaming(struct vb2_queue *vq, unsigned int count)
--
2.30.2