[PATCH v5 3/3] [media] s5p-mfc: Check and set 'v4l2_pix_format:field' field in try_fmt

From: Thibault Saunier
Date: Tue Feb 21 2017 - 14:21:51 EST

It is required by the standard that the field order is set by the

Signed-off-by: Thibault Saunier <thibault.saunier@xxxxxxxxxxxxxxx>


Changes in v5:
- Just adapt the field and never error out.

Changes in v4: None
Changes in v3:
- Do not check values in the g_fmt functions as Andrzej explained in previous review

Changes in v2:
- Fix a silly build error that slipped in while rebasing the patches

drivers/media/platform/s5p-mfc/s5p_mfc_dec.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
index 0976c3e0a5ce..44ed2afe0780 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
@@ -386,6 +386,9 @@ static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
struct v4l2_pix_format_mplane *pix_mp = &f->fmt.pix_mp;
struct s5p_mfc_fmt *fmt;

+ if (f->fmt.pix.field == V4L2_FIELD_ANY)
+ f->fmt.pix.field = V4L2_FIELD_NONE;
mfc_debug(2, "Type is %d\n", f->type);
fmt = find_format(f, MFC_FMT_DEC);