Commit 220ddc7f authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Mauro Carvalho Chehab
Browse files

[media] mt9v032: Add support for monochrome models 



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

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent 637f005e

drivers/media/i2c/mt9v032.c

+34 −3
Original line number Diff line number Diff line
@@ -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);



	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;



	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);