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| author | Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> | 2016-09-02 16:44:58 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-09-19 19:31:55 (GMT) |
| commit | 52a1b4e93518c7625fa9756637e54400637ad7ec (patch) | |
| tree | 6c5238458509c180b9692d422b7fb4594bb6bcf8 | |
| parent | 7e13a8a45e3ec1c712f1f3995f7f3daf7fa07ecc (diff) | |
| download | linux-52a1b4e93518c7625fa9756637e54400637ad7ec.tar.xz | |
[media] media: rcar-vin: allow field to be changed
The driver forced whatever field was set by the source subdevice to be
used. This patch allows the user to change from the default field.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
| -rw-r--r-- | drivers/media/platform/rcar-vin/rcar-v4l2.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c index 62ca7e3..88bfee3 100644 --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c @@ -102,6 +102,7 @@ static int __rvin_try_format_source(struct rvin_dev *vin, struct v4l2_subdev_format format = { .which = which, }; + enum v4l2_field field; int ret; sd = vin_to_source(vin); @@ -114,12 +115,16 @@ static int __rvin_try_format_source(struct rvin_dev *vin, format.pad = vin->src_pad_idx; + field = pix->field; + ret = v4l2_subdev_call(sd, pad, set_fmt, pad_cfg, &format); if (ret < 0 && ret != -ENOIOCTLCMD) goto done; v4l2_fill_pix_format(pix, &format.format); + pix->field = field; + source->width = pix->width; source->height = pix->height; @@ -143,6 +148,10 @@ static int __rvin_try_format(struct rvin_dev *vin, rwidth = pix->width; rheight = pix->height; + /* Keep current field if no specific one is asked for */ + if (pix->field == V4L2_FIELD_ANY) + pix->field = vin->format.field; + /* * Retrieve format information and select the current format if the * requested format isn't supported. |