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media: imx214: Add new control with V4L2_CID_UNIT_CELL_SIZE

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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>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Ricardo Ribalda Delgado 2019-10-07 12:06:36 -03:00 committed by Mauro Carvalho Chehab
parent 2e8db63e1f
commit d30f4e3d4f
1 changed files with 9 additions and 0 deletions
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9
drivers/media/i2c/imx214.c
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@ -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",