Commit ca4331bd authored by Valentine Barshak's avatar Valentine Barshak Committed by Mauro Carvalho Chehab
Browse files

media: i2c: ov5647: Add test pattern control 



This adds V4L2_CID_TEST_PATTERN control support.

Signed-off-by: default avatarValentine Barshak <valentine.barshak@cogentembedded.com>
Signed-off-by: default avatarJacopo Mondi <jacopo.mondi@ideasonboard.com>
Reviewed-by: default avatarTommaso Merciai <tomm.merciai@gmail.com>
Reviewed-by: default avatarDave Stevenson <dave.stevenson@raspberrypi.com>
Reviewed-by: default avatarLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent 32fceaa6

drivers/media/i2c/ov5647.c

+25 −1
Original line number Diff line number Diff line
@@ -58,6 +58,7 @@ 
#define OV5647_REG_MIPI_CTRL00		0x4800

#define OV5647_REG_MIPI_CTRL14		0x4814

#define OV5647_REG_AWB			0x5001

#define OV5647_REG_ISPCTRL3D		0x503d



#define REG_TERM 0xfffe

#define VAL_TERM 0xfe
@@ -116,6 +117,20 @@ static inline struct ov5647 *to_sensor(struct v4l2_subdev *sd) 
	return container_of(sd, struct ov5647, sd);

}



static const char * const ov5647_test_pattern_menu[] = {

	"Disabled",

	"Color Bars",

	"Color Squares",

	"Random Data",

};



static const u8 ov5647_test_pattern_val[] = {

	0x00,	/* Disabled */

	0x80,	/* Color Bars */

	0x82,	/* Color Squares */

	0x81,	/* Random Data */

};



static const struct regval_list sensor_oe_disable_regs[] = {

	{0x3000, 0x00},

	{0x3001, 0x00},
@@ -1242,6 +1257,10 @@ static int ov5647_s_ctrl(struct v4l2_ctrl *ctrl) 
		ret = ov5647_write16(sd, OV5647_REG_VTS_HI,

				     sensor->mode->format.height + ctrl->val);

		break;

	case V4L2_CID_TEST_PATTERN:

		ret = ov5647_write(sd, OV5647_REG_ISPCTRL3D,

				   ov5647_test_pattern_val[ctrl->val]);

		break;



	/* Read-only, but we adjust it based on mode. */

	case V4L2_CID_PIXEL_RATE:
@@ -1270,7 +1289,7 @@ static int ov5647_init_controls(struct ov5647 *sensor) 
	struct i2c_client *client = v4l2_get_subdevdata(&sensor->sd);

	int hblank, exposure_max, exposure_def;



	v4l2_ctrl_handler_init(&sensor->ctrls, 8);

	v4l2_ctrl_handler_init(&sensor->ctrls, 9);



	v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops,

			  V4L2_CID_AUTOGAIN, 0, 1, 1, 0);
@@ -1314,6 +1333,11 @@ static int ov5647_init_controls(struct ov5647 *sensor) 
					   sensor->mode->vts -

					   sensor->mode->format.height);



	v4l2_ctrl_new_std_menu_items(&sensor->ctrls, &ov5647_ctrl_ops,

				     V4L2_CID_TEST_PATTERN,

				     ARRAY_SIZE(ov5647_test_pattern_menu) - 1,

				     0, 0, ov5647_test_pattern_menu);



	if (sensor->ctrls.error)

		goto handler_free;