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Commit 13a84fa4 authored by Brian Johnson's avatar Brian Johnson Committed by Mauro Carvalho Chehab
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V4L/DVB (12706): gspca - sn9c20x: disable exposure/gain controls for MT9M111 sensors. 



Using the MT9M111's IFP to handle exposure/gain gives better results.

Signed-off-by: default avatarBrian Johnson <brijohn@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent e8b7acc1

drivers/media/video/gspca/sn9c20x.c

+5 −6
Original line number Diff line number Diff line
@@ -1036,10 +1036,10 @@ static struct i2c_reg_u16 mt9m001_init[] = { 
};



static struct i2c_reg_u16 mt9m111_init[] = {

	{0xf0, 0x0000}, {0x0d, 0x0008}, {0x0d, 0x0009},

	{0x0d, 0x0008}, {0xf0, 0x0001}, {0x3a, 0x4300},

	{0x9b, 0x4300}, {0xa1, 0x0280}, {0xa4, 0x0200},

	{0x06, 0x308e}, {0xf0, 0x0000},

	{0xf0, 0x0000}, {0x0d, 0x0021}, {0x0d, 0x0008},

	{0xf0, 0x0001}, {0x3a, 0x4300}, {0x9b, 0x4300},

	{0xa1, 0x0280}, {0xa4, 0x0200}, {0x06, 0x708e},

	{0xf0, 0x0002}, {0x2e, 0x0a1e}, {0xf0, 0x0000},

};



static struct i2c_reg_u8 hv7131r_init[] = {
@@ -1379,6 +1379,7 @@ static int mt9m111_init_sensor(struct gspca_dev *gspca_dev) 
			return -ENODEV;

		}

	}

	gspca_dev->ctrl_dis = (1 << EXPOSURE_IDX) | (1 << AUTOGAIN_IDX) | (1 << GAIN_IDX);

	sd->hstart = 0;

	sd->vstart = 2;

	return 0;
@@ -1641,7 +1642,6 @@ static int set_exposure(struct gspca_dev *gspca_dev) 
		exp[4] = sd->exposure >> 8;

		break;

	case SENSOR_MT9M001:

	case SENSOR_MT9M111:

	case SENSOR_MT9V112:

	case SENSOR_MT9V111:

	case SENSOR_MT9V011:
@@ -1685,7 +1685,6 @@ static int set_gain(struct gspca_dev *gspca_dev) 
		gain[4] = micron1_gain[sd->gain] & 0xff;

		break;

	case SENSOR_MT9V112:

	case SENSOR_MT9M111:

		gain[0] |= (3 << 4);

		gain[2] = 0x2f;

		gain[3] = micron1_gain[sd->gain] >> 8;