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    Subject[PATCH v10 8/8] media: imx214: Add new control with V4L2_CID_UNIT_CELL_SIZE
    Date
    According to the product brief, the unit cell size is 1120 nanometers^2.

    https://www.sony-semicon.co.jp/products_en/IS/sensor1/img/products/ProductBrief_IMX214_20150428.pdf

    Signed-off-by: Ricardo Ribalda Delgado <ribalda@kernel.org>
    ---
    drivers/media/i2c/imx214.c | 9 +++++++++
    1 file changed, 9 insertions(+)

    diff --git a/drivers/media/i2c/imx214.c b/drivers/media/i2c/imx214.c
    index 159a3a604f0e..adcaaa8c86d1 100644
    --- a/drivers/media/i2c/imx214.c
    +++ b/drivers/media/i2c/imx214.c
    @@ -47,6 +47,7 @@ struct imx214 {
    struct v4l2_ctrl *pixel_rate;
    struct v4l2_ctrl *link_freq;
    struct v4l2_ctrl *exposure;
    + struct v4l2_ctrl *unit_size;

    struct regulator_bulk_data supplies[IMX214_NUM_SUPPLIES];

    @@ -948,6 +949,10 @@ static int imx214_probe(struct i2c_client *client)
    static const s64 link_freq[] = {
    IMX214_DEFAULT_LINK_FREQ,
    };
    + static const struct v4l2_area unit_size = {
    + .width = 1120,
    + .height = 1120,
    + };
    int ret;

    ret = imx214_parse_fwnode(dev);
    @@ -1029,6 +1034,10 @@ static int imx214_probe(struct i2c_client *client)
    V4L2_CID_EXPOSURE,
    0, 3184, 1, 0x0c70);

    + imx214->unit_size = v4l2_ctrl_new_std_compound(&imx214->ctrls,
    + NULL,
    + V4L2_CID_UNIT_CELL_SIZE,
    + v4l2_ctrl_ptr_create((void *)&unit_size));
    ret = imx214->ctrls.error;
    if (ret) {
    dev_err(&client->dev, "%s control init failed (%d)\n",
    --
    2.23.0
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