target/linux/brcm2708/patches-4.14/950-0321-ov5647-Add-set_fmt-and-get_fmt-calls.patch

   1 From 76ba71d15be13d6c48a63d53c33134dc17736d71 Mon Sep 17 00:00:00 2001
   2 From: Dave Stevenson <dave.stevenson@raspberrypi.org>
   3 Date: Mon, 20 Mar 2017 16:33:44 +0000
   4 Subject: [PATCH 321/454] ov5647: Add set_fmt and get_fmt calls.
   5
   6 There's no way to query the subdevice for the supported
   7 resolutions.
   8 Add set_fmt and get_fmt implementations.
   9
  10 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
  11 ---
  12  drivers/media/i2c/ov5647.c | 22 ++++++++++++++++++++++
  13  1 file changed, 22 insertions(+)
  14
  15 --- a/drivers/media/i2c/ov5647.c
  16 +++ b/drivers/media/i2c/ov5647.c
  17 @@ -442,8 +442,30 @@ static int ov5647_enum_mbus_code(struct
  18         return 0;
  19  }
  20
  21 +static int ov5647_set_get_fmt(struct v4l2_subdev *sd,
  22 +                             struct v4l2_subdev_pad_config *cfg,
  23 +                             struct v4l2_subdev_format *format)
  24 +{
  25 +       struct v4l2_mbus_framefmt *fmt = &format->format;
  26 +
  27 +       if (format->pad != 0)
  28 +               return -EINVAL;
  29 +
  30 +       /* Only one format is supported, so return that */
  31 +       memset(fmt, 0, sizeof(*fmt));
  32 +       fmt->code = MEDIA_BUS_FMT_SBGGR8_1X8;
  33 +       fmt->colorspace = V4L2_COLORSPACE_SRGB;
  34 +       fmt->field = V4L2_FIELD_NONE;
  35 +       fmt->width = 640;
  36 +       fmt->height = 480;
  37 +
  38 +       return 0;
  39 +}
  40 +
  41  static const struct v4l2_subdev_pad_ops ov5647_subdev_pad_ops = {
  42         .enum_mbus_code = ov5647_enum_mbus_code,
  43 +       .set_fmt =        ov5647_set_get_fmt,
  44 +       .get_fmt =        ov5647_set_get_fmt,
  45  };
  46
  47  static const struct v4l2_subdev_ops ov5647_subdev_ops = {