diff options
| author | Erik Andr?n <erik.andren@gmail.com> | 2009-01-13 14:18:53 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-06-16 18:20:32 -0300 |
| commit | 0746673d21ea53d4bd710b47ad67c413e9510a5a (patch) | |
| tree | aa53d0e68b3041ab8d1f1161e0ce8941865d2421 /drivers/media/video/gspca | |
| parent | 74b123cf7ac638ede605e483cde0f534951f5266 (diff) | |
V4L/DVB (11526): gspca - m5602-mt9m111: Add red balance ctrl
Signed-off-by: Erik Andr?n <erik.andren@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca')
| -rw-r--r-- | drivers/media/video/gspca/m5602/m5602_mt9m111.c | 48 | ||||
| -rw-r--r-- | drivers/media/video/gspca/m5602/m5602_mt9m111.h | 1 |
2 files changed, 49 insertions, 0 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_mt9m111.c b/drivers/media/video/gspca/m5602/m5602_mt9m111.c index 8bdd29c7d8f..95b6e95aa08 100644 --- a/drivers/media/video/gspca/m5602/m5602_mt9m111.c +++ b/drivers/media/video/gspca/m5602/m5602_mt9m111.c @@ -32,6 +32,8 @@ 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 int mt9m111_get_red_balance(struct gspca_dev *gspca_dev, __s32 *val); +static int mt9m111_set_red_balance(struct gspca_dev *gspca_dev, __s32 val); static struct v4l2_pix_format mt9m111_modes[] = { { @@ -134,6 +136,21 @@ const static struct ctrl mt9m111_ctrls[] = { .set = mt9m111_set_blue_balance, .get = mt9m111_get_blue_balance }, +#define RED_BALANCE_IDX 5 + { + { + .id = V4L2_CID_RED_BALANCE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "red balance", + .minimum = 0x00, + .maximum = 0x7ff, + .step = 0x1, + .default_value = MT9M111_RED_GAIN_DEFAULT, + .flags = V4L2_CTRL_FLAG_SLIDER + }, + .set = mt9m111_set_red_balance, + .get = mt9m111_get_red_balance + }, }; static void mt9m111_dump_registers(struct sd *sd); @@ -240,6 +257,11 @@ int mt9m111_init(struct sd *sd) if (err < 0) return err; + err = mt9m111_set_red_balance(&sd->gspca_dev, + sensor_settings[RED_BALANCE_IDX]); + if (err < 0) + return err; + return mt9m111_set_gain(&sd->gspca_dev, sensor_settings[GAIN_IDX]); } @@ -462,6 +484,32 @@ static int mt9m111_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val) return 0; } +static int mt9m111_set_red_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[RED_BALANCE_IDX] = val; + data[0] = (val & 0xff); + data[1] = (val & 0xff00) >> 8; + + PDEBUG(D_V4L2, "Set red balance %d", val); + + return m5602_write_sensor(sd, MT9M111_SC_RED_GAIN, + data, 2); +} + +static int mt9m111_get_red_balance(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + + *val = sensor_settings[RED_BALANCE_IDX]; + PDEBUG(D_V4L2, "Read red balance %d", *val); + return 0; +} + static void mt9m111_dump_registers(struct sd *sd) { u8 address, value[2] = {0x00, 0x00}; diff --git a/drivers/media/video/gspca/m5602/m5602_mt9m111.h b/drivers/media/video/gspca/m5602/m5602_mt9m111.h index 57dcb56efef..217728a24da 100644 --- a/drivers/media/video/gspca/m5602/m5602_mt9m111.h +++ b/drivers/media/video/gspca/m5602/m5602_mt9m111.h @@ -95,6 +95,7 @@ #define DEFAULT_GAIN 283 #define MT9M111_GREEN_GAIN_DEFAULT 0x20 #define MT9M111_BLUE_GAIN_DEFAULT 0x20 +#define MT9M111_RED_GAIN_DEFAULT 0x20 /*****************************************************************************/ |