diff options
| author | Akinobu Mita <akinobu.mita@gmail.com> | 2019-01-08 15:51:49 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-01-25 13:59:41 +0100 |
| commit | 71f247daf0c7a82a2e9713daa0895f462a6fd8df (patch) | |
| tree | 01a5b34d1ca5356db8afbcdb787777522b31fec3 /drivers/media/i2c | |
| parent | media: mt9m001: support log_status ioctl and event interface (diff) | |
| download | linux-71f247daf0c7a82a2e9713daa0895f462a6fd8df.tar.xz linux-71f247daf0c7a82a2e9713daa0895f462a6fd8df.zip | |
media: mt9m001: make SUBDEV_G_FMT ioctl work with 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.
Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
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')
| -rw-r--r-- | drivers/media/i2c/mt9m001.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/media/i2c/mt9m001.c b/drivers/media/i2c/mt9m001.c index 479e42dffd2e..eac10ffce795 100644 --- a/drivers/media/i2c/mt9m001.c +++ b/drivers/media/i2c/mt9m001.c @@ -329,6 +329,12 @@ static int mt9m001_get_fmt(struct v4l2_subdev *sd, if (format->pad) return -EINVAL; + if (format->which == V4L2_SUBDEV_FORMAT_TRY) { + mf = v4l2_subdev_get_try_format(sd, cfg, 0); + format->format = *mf; + return 0; + } + mf->width = mt9m001->rect.width; mf->height = mt9m001->rect.height; mf->code = mt9m001->fmt->code; @@ -642,6 +648,26 @@ static const struct v4l2_subdev_core_ops mt9m001_subdev_core_ops = { #endif }; +static int mt9m001_init_cfg(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct mt9m001 *mt9m001 = to_mt9m001(client); + struct v4l2_mbus_framefmt *try_fmt = + v4l2_subdev_get_try_format(sd, cfg, 0); + + try_fmt->width = MT9M001_MAX_WIDTH; + try_fmt->height = MT9M001_MAX_HEIGHT; + try_fmt->code = mt9m001->fmts[0].code; + try_fmt->colorspace = mt9m001->fmts[0].colorspace; + 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; + + return 0; +} + static int mt9m001_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_mbus_code_enum *code) @@ -678,6 +704,7 @@ static const struct v4l2_subdev_sensor_ops mt9m001_subdev_sensor_ops = { }; static const struct v4l2_subdev_pad_ops mt9m001_subdev_pad_ops = { + .init_cfg = mt9m001_init_cfg, .enum_mbus_code = mt9m001_enum_mbus_code, .get_selection = mt9m001_get_selection, .set_selection = mt9m001_set_selection, |