diff options
| author | Akinobu Mita <akinobu.mita@gmail.com> | 2018-12-09 00:20:32 -0500 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-01-16 12:45:20 -0500 |
| commit | 8d3b307a150a50cb7c1c905209488dbfe9b6221a (patch) | |
| tree | ad8e5fc6e5723d34b1d63550f06c226817133b46 /drivers/media/i2c/ov2640.c | |
| parent | b0a7d0e1c09b70a07f3251af7d4e538f310245f4 (diff) | |
media: ov2640: make VIDIOC_SUBDEV_G_FMT ioctl work with V4L2_SUBDEV_FORMAT_TRY
The VIDIOC_SUBDEV_G_FMT ioctl for this driver doesn't recognize
V4L2_SUBDEV_FORMAT_TRY and always works as if V4L2_SUBDEV_FORMAT_ACTIVE
is specified.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/i2c/ov2640.c')
| -rw-r--r-- | drivers/media/i2c/ov2640.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/media/i2c/ov2640.c b/drivers/media/i2c/ov2640.c index 1fd893be76f3..d3f10d92fcc0 100644 --- a/drivers/media/i2c/ov2640.c +++ b/drivers/media/i2c/ov2640.c @@ -926,6 +926,15 @@ static int ov2640_get_fmt(struct v4l2_subdev *sd, if (format->pad) return -EINVAL; + if (format->which == V4L2_SUBDEV_FORMAT_TRY) { +#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API + mf = v4l2_subdev_get_try_format(sd, cfg, 0); + format->format = *mf; + return 0; +#else + return -ENOTTY; +#endif + } mf->width = priv->win->width; mf->height = priv->win->height; @@ -992,6 +1001,27 @@ out: return ret; } +static int ov2640_init_cfg(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg) +{ +#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct ov2640_priv *priv = to_ov2640(client); + struct v4l2_mbus_framefmt *try_fmt = + v4l2_subdev_get_try_format(sd, cfg, 0); + + try_fmt->width = priv->win->width; + try_fmt->height = priv->win->height; + try_fmt->code = priv->cfmt_code; + try_fmt->colorspace = V4L2_COLORSPACE_SRGB; + try_fmt->field = V4L2_FIELD_NONE; + try_fmt->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT; + try_fmt->quantization = V4L2_QUANTIZATION_DEFAULT; + try_fmt->xfer_func = V4L2_XFER_FUNC_DEFAULT; +#endif + return 0; +} + static int ov2640_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_mbus_code_enum *code) @@ -1101,6 +1131,7 @@ static const struct v4l2_subdev_core_ops ov2640_subdev_core_ops = { }; static const struct v4l2_subdev_pad_ops ov2640_subdev_pad_ops = { + .init_cfg = ov2640_init_cfg, .enum_mbus_code = ov2640_enum_mbus_code, .get_selection = ov2640_get_selection, .get_fmt = ov2640_get_fmt, |