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[media] mt9v032: Add support for monochrome models 

Identify the model based on the I2C device name and configure formats
accordingly.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Laurent Pinchart 2013-12-04 15:31:13 -03:00 committed by Mauro Carvalho Chehab
parent 637f005e45
commit 220ddc7f1d
1 changed files with 34 additions and 3 deletions
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37
drivers/media/i2c/mt9v032.c
View File

@ -121,6 +121,24 @@
#define MT9V032_AGC_ENABLE (1 << 1)
#define MT9V032_THERMAL_INFO 0xc1
enum mt9v032_model {
MT9V032_MODEL_COLOR,
MT9V032_MODEL_MONO,
};
struct mt9v032_model_info {
bool color;
};
static const struct mt9v032_model_info mt9v032_models[] = {
[MT9V032_MODEL_COLOR] = {
.color = true,
},
[MT9V032_MODEL_MONO] = {
.color = false,
},
};
struct mt9v032 {
struct v4l2_subdev subdev;
struct media_pad pad;
@ -142,6 +160,7 @@ struct mt9v032 {
struct clk *clk;
struct mt9v032_platform_data *pdata;
const struct mt9v032_model_info *model;
u32 sysclk;
u16 chip_control;
@ -691,6 +710,7 @@ static int mt9v032_registered(struct v4l2_subdev *subdev)
static int mt9v032_open(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh)
{
struct mt9v032 *mt9v032 = to_mt9v032(subdev);
struct v4l2_mbus_framefmt *format;
struct v4l2_rect *crop;
@ -701,7 +721,12 @@ static int mt9v032_open(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh)
crop->height = MT9V032_WINDOW_HEIGHT_DEF;
format = v4l2_subdev_get_try_format(fh, 0);
format->code = V4L2_MBUS_FMT_SGRBG10_1X10;
if (mt9v032->model->color)
format->code = V4L2_MBUS_FMT_SGRBG10_1X10;
else
format->code = V4L2_MBUS_FMT_Y10_1X10;
format->width = MT9V032_WINDOW_WIDTH_DEF;
format->height = MT9V032_WINDOW_HEIGHT_DEF;
format->field = V4L2_FIELD_NONE;
@ -773,6 +798,7 @@ static int mt9v032_probe(struct i2c_client *client,
mutex_init(&mt9v032->power_lock);
mt9v032->pdata = pdata;
mt9v032->model = (const void *)did->driver_data;
v4l2_ctrl_handler_init(&mt9v032->ctrls, 10);
@ -837,7 +863,11 @@ static int mt9v032_probe(struct i2c_client *client,
mt9v032->crop.width = MT9V032_WINDOW_WIDTH_DEF;
mt9v032->crop.height = MT9V032_WINDOW_HEIGHT_DEF;
mt9v032->format.code = V4L2_MBUS_FMT_SGRBG10_1X10;
if (mt9v032->model->color)
mt9v032->format.code = V4L2_MBUS_FMT_SGRBG10_1X10;
else
mt9v032->format.code = V4L2_MBUS_FMT_Y10_1X10;
mt9v032->format.width = MT9V032_WINDOW_WIDTH_DEF;
mt9v032->format.height = MT9V032_WINDOW_HEIGHT_DEF;
mt9v032->format.field = V4L2_FIELD_NONE;
@ -876,7 +906,8 @@ static int mt9v032_remove(struct i2c_client *client)
}
static const struct i2c_device_id mt9v032_id[] = {
{ "mt9v032", 0 },
{ "mt9v032", (kernel_ulong_t)&mt9v032_models[MT9V032_MODEL_COLOR] },
{ "mt9v032m", (kernel_ulong_t)&mt9v032_models[MT9V032_MODEL_MONO] },
{ }
};
MODULE_DEVICE_TABLE(i2c, mt9v032_id);