diff options
Diffstat (limited to 'drivers/media/video/gspca/m5602/m5602_s5k4aa.c')
| -rw-r--r-- | drivers/media/video/gspca/m5602/m5602_s5k4aa.c | 54 |
1 files changed, 52 insertions, 2 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c index 4ecba9b2a5a4..404439fa4bb8 100644 --- a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c +++ b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c @@ -28,6 +28,8 @@ static int s5k4aa_get_gain(struct gspca_dev *gspca_dev, __s32 *val); static int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val); static int s5k4aa_get_noise(struct gspca_dev *gspca_dev, __s32 *val); static int s5k4aa_set_noise(struct gspca_dev *gspca_dev, __s32 val); +static int s5k4aa_get_brightness(struct gspca_dev *gspca_dev, __s32 *val); +static int s5k4aa_set_brightness(struct gspca_dev *gspca_dev, __s32 val); static const @@ -113,7 +115,7 @@ const static struct ctrl s5k4aa_ctrls[] = { .minimum = 0, .maximum = 127, .step = 1, - .default_value = DEFAULT_GAIN_2, + .default_value = S5K4AA_DEFAULT_GAIN, .flags = V4L2_CTRL_FLAG_SLIDER }, .set = s5k4aa_set_gain, @@ -148,6 +150,21 @@ const static struct ctrl s5k4aa_ctrls[] = { .set = s5k4aa_set_noise, .get = s5k4aa_get_noise }, +#define BRIGHTNESS_IDX 5 + { + { + .id = V4L2_CID_BRIGHTNESS, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Brightness", + .minimum = 0, + .maximum = 0x1f, + .step = 1, + .default_value = S5K4AA_DEFAULT_BRIGHTNESS, + }, + .set = s5k4aa_set_brightness, + .get = s5k4aa_get_brightness + }, + }; static void s5k4aa_dump_registers(struct sd *sd); @@ -320,6 +337,11 @@ int s5k4aa_init(struct sd *sd) if (err < 0) return err; + err = s5k4aa_set_brightness(&sd->gspca_dev, + sensor_settings[BRIGHTNESS_IDX]); + if (err < 0) + return err; + err = s5k4aa_set_noise(&sd->gspca_dev, sensor_settings[NOISE_SUPP_IDX]); if (err < 0) return err; @@ -508,11 +530,39 @@ static int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val) return err; data = val & 0xff; - err = m5602_write_sensor(sd, S5K4AA_GAIN_2, &data, 1); + err = m5602_write_sensor(sd, S5K4AA_GAIN, &data, 1); return err; } +static int s5k4aa_get_brightness(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + + *val = sensor_settings[BRIGHTNESS_IDX]; + PDEBUG(D_V4L2, "Read brightness %d", *val); + return 0; +} + +static int s5k4aa_set_brightness(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + u8 data = S5K4AA_PAGE_MAP_2; + int err; + + sensor_settings[BRIGHTNESS_IDX] = val; + + PDEBUG(D_V4L2, "Set brightness to %d", val); + err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1); + if (err < 0) + return err; + + data = val & 0xff; + return m5602_write_sensor(sd, S5K4AA_BRIGHTNESS, &data, 1); +} + static int s5k4aa_get_noise(struct gspca_dev *gspca_dev, __s32 *val) { struct sd *sd = (struct sd *) gspca_dev; |
