target/linux/bcm27xx/patches-5.10/950-0296-media-i2c-ov5647-Parse-and-register-properties.patch

   1 From 0f0998ed9620f676ee78eb6f606b0b2fa118bf68 Mon Sep 17 00:00:00 2001
   2 From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
   3 Date: Sat, 4 Jul 2020 01:45:08 +0300
   4 Subject: [PATCH] media: i2c: ov5647: Parse and register properties
   5
   6 Parse device properties and register controls for them using the V4L2
   7 fwnode properties helpers.
   8
   9 Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
  10 ---
  11  drivers/media/i2c/ov5647.c | 13 ++++++++++++-
  12  1 file changed, 12 insertions(+), 1 deletion(-)
  13
  14 --- a/drivers/media/i2c/ov5647.c
  15 +++ b/drivers/media/i2c/ov5647.c
  16 @@ -1501,6 +1501,7 @@ static int ov5647_probe(struct i2c_clien
  17         struct device_node *np = client->dev.of_node;
  18         u32 xclk_freq;
  19         int hblank, exposure_max, exposure_def;
  20 +       struct v4l2_fwnode_device_properties props;
  21
  22         sensor = devm_kzalloc(dev, sizeof(*sensor), GFP_KERNEL);
  23         if (!sensor)
  24 @@ -1534,7 +1535,7 @@ static int ov5647_probe(struct i2c_clien
  25         mutex_init(&sensor->lock);
  26
  27         /* Initialise controls. */
  28 -       v4l2_ctrl_handler_init(&sensor->ctrls, 7);
  29 +       v4l2_ctrl_handler_init(&sensor->ctrls, 9);
  30         v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops,
  31                           V4L2_CID_AUTOGAIN,
  32                           0,  /* min */
  33 @@ -1598,6 +1599,16 @@ static int ov5647_probe(struct i2c_clien
  34                         __func__, ret);
  35                 goto error;
  36         }
  37 +
  38 +       ret = v4l2_fwnode_device_parse(&client->dev, &props);
  39 +       if (ret)
  40 +               goto error;
  41 +
  42 +       ret = v4l2_ctrl_new_fwnode_properties(&sensor->ctrls, &ov5647_ctrl_ops,
  43 +                                             &props);
  44 +       if (ret)
  45 +               goto error;
  46 +
  47         sensor->sd.ctrl_handler = &sensor->ctrls;
  48
  49         /* Write out the register set over I2C on stream-on. */