diff options
Diffstat (limited to 'drivers/media/video/gspca/m5602/m5602_mt9m111.c')
| -rw-r--r-- | drivers/media/video/gspca/m5602/m5602_mt9m111.c | 48 |
1 files changed, 47 insertions, 1 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_mt9m111.c b/drivers/media/video/gspca/m5602/m5602_mt9m111.c index c1ff4770e3a..8bdd29c7d8f 100644 --- a/drivers/media/video/gspca/m5602/m5602_mt9m111.c +++ b/drivers/media/video/gspca/m5602/m5602_mt9m111.c @@ -30,6 +30,8 @@ static int mt9m111_get_auto_white_balance(struct gspca_dev *gspca_dev, __s32 *val); static int mt9m111_get_green_balance(struct gspca_dev *gspca_dev, __s32 *val); static int mt9m111_set_green_balance(struct gspca_dev *gspca_dev, __s32 val); +static int mt9m111_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val); +static int mt9m111_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val); static struct v4l2_pix_format mt9m111_modes[] = { { @@ -117,7 +119,21 @@ const static struct ctrl mt9m111_ctrls[] = { .set = mt9m111_set_green_balance, .get = mt9m111_get_green_balance }, - +#define BLUE_BALANCE_IDX 5 + { + { + .id = V4L2_CID_BLUE_BALANCE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "blue balance", + .minimum = 0x00, + .maximum = 0x7ff, + .step = 0x1, + .default_value = MT9M111_BLUE_GAIN_DEFAULT, + .flags = V4L2_CTRL_FLAG_SLIDER + }, + .set = mt9m111_set_blue_balance, + .get = mt9m111_get_blue_balance + }, }; static void mt9m111_dump_registers(struct sd *sd); @@ -219,6 +235,11 @@ int mt9m111_init(struct sd *sd) if (err < 0) return err; + err = mt9m111_set_blue_balance(&sd->gspca_dev, + sensor_settings[BLUE_BALANCE_IDX]); + if (err < 0) + return err; + return mt9m111_set_gain(&sd->gspca_dev, sensor_settings[GAIN_IDX]); } @@ -415,6 +436,31 @@ static int mt9m111_get_green_balance(struct gspca_dev *gspca_dev, __s32 *val) return 0; } +static int mt9m111_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val) +{ + u8 data[2]; + struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + + sensor_settings[BLUE_BALANCE_IDX] = val; + data[0] = (val & 0xff); + data[1] = (val & 0xff00) >> 8; + + PDEBUG(D_V4L2, "Set blue balance %d", val); + + return m5602_write_sensor(sd, MT9M111_SC_BLUE_GAIN, + data, 2); +} + +static int mt9m111_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + + *val = sensor_settings[BLUE_BALANCE_IDX]; + PDEBUG(D_V4L2, "Read blue balance %d", *val); + return 0; +} static void mt9m111_dump_registers(struct sd *sd) { |