diff options
Diffstat (limited to 'drivers/media/video/gspca/stv06xx/stv06xx_vv6410.c')
| -rw-r--r-- | drivers/media/video/gspca/stv06xx/stv06xx_vv6410.c | 123 |
1 files changed, 96 insertions, 27 deletions
diff --git a/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.c b/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.c index 1ca91f2a6de..69c77c932fc 100644 --- a/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.c +++ b/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.c @@ -29,26 +29,92 @@ #include "stv06xx_vv6410.h" +static struct v4l2_pix_format vv6410_mode[] = { + { + 356, + 292, + V4L2_PIX_FMT_SGRBG8, + V4L2_FIELD_NONE, + .sizeimage = 356 * 292, + .bytesperline = 356, + .colorspace = V4L2_COLORSPACE_SRGB, + .priv = 0 + } +}; + +static const struct ctrl vv6410_ctrl[] = { +#define HFLIP_IDX 0 + { + { + .id = V4L2_CID_HFLIP, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "horizontal flip", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0 + }, + .set = vv6410_set_hflip, + .get = vv6410_get_hflip + }, +#define VFLIP_IDX 1 + { + { + .id = V4L2_CID_VFLIP, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "vertical flip", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 0 + }, + .set = vv6410_set_vflip, + .get = vv6410_get_vflip + }, +#define GAIN_IDX 2 + { + { + .id = V4L2_CID_GAIN, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "analog gain", + .minimum = 0, + .maximum = 15, + .step = 1, + .default_value = 0 + }, + .set = vv6410_set_analog_gain, + .get = vv6410_get_analog_gain + } +}; + static int vv6410_probe(struct sd *sd) { u16 data; - int err; + int err, i; + s32 *sensor_settings; err = stv06xx_read_sensor(sd, VV6410_DEVICEH, &data); - if (err < 0) return -ENODEV; if (data == 0x19) { info("vv6410 sensor detected"); - sd->gspca_dev.cam.cam_mode = stv06xx_sensor_vv6410.modes; - sd->gspca_dev.cam.nmodes = stv06xx_sensor_vv6410.nmodes; - sd->desc.ctrls = stv06xx_sensor_vv6410.ctrls; - sd->desc.nctrls = stv06xx_sensor_vv6410.nctrls; + sensor_settings = kmalloc(ARRAY_SIZE(vv6410_ctrl) * sizeof(s32), + GFP_KERNEL); + if (!sensor_settings) + return -ENOMEM; + + sd->gspca_dev.cam.cam_mode = vv6410_mode; + sd->gspca_dev.cam.nmodes = ARRAY_SIZE(vv6410_mode); + sd->desc.ctrls = vv6410_ctrl; + sd->desc.nctrls = ARRAY_SIZE(vv6410_ctrl); + + for (i = 0; i < sd->desc.nctrls; i++) + sensor_settings[i] = vv6410_ctrl[i].qctrl.default_value; + sd->sensor_priv = sensor_settings; return 0; } - return -ENODEV; } @@ -80,6 +146,12 @@ static int vv6410_init(struct sd *sd) return (err < 0) ? err : 0; } +static void vv6410_disconnect(struct sd *sd) +{ + sd->sensor = NULL; + kfree(sd->sensor_priv); +} + static int vv6410_start(struct sd *sd) { int err; @@ -156,17 +228,13 @@ static int vv6410_dump(struct sd *sd) static int vv6410_get_hflip(struct gspca_dev *gspca_dev, __s32 *val) { - int err; - u16 i2c_data; struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; - err = stv06xx_read_sensor(sd, VV6410_DATAFORMAT, &i2c_data); - - *val = (i2c_data & VV6410_HFLIP) ? 1 : 0; - + *val = sensor_settings[HFLIP_IDX]; PDEBUG(D_V4L2, "Read horizontal flip %d", *val); - return (err < 0) ? err : 0; + return 0; } static int vv6410_set_hflip(struct gspca_dev *gspca_dev, __s32 val) @@ -174,6 +242,9 @@ static int vv6410_set_hflip(struct gspca_dev *gspca_dev, __s32 val) int err; u16 i2c_data; struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + + sensor_settings[HFLIP_IDX] = val; err = stv06xx_read_sensor(sd, VV6410_DATAFORMAT, &i2c_data); if (err < 0) return err; @@ -191,17 +262,13 @@ static int vv6410_set_hflip(struct gspca_dev *gspca_dev, __s32 val) static int vv6410_get_vflip(struct gspca_dev *gspca_dev, __s32 *val) { - int err; - u16 i2c_data; struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; - err = stv06xx_read_sensor(sd, VV6410_DATAFORMAT, &i2c_data); - - *val = (i2c_data & VV6410_VFLIP) ? 1 : 0; - + *val = sensor_settings[VFLIP_IDX]; PDEBUG(D_V4L2, "Read vertical flip %d", *val); - return (err < 0) ? err : 0; + return 0; } static int vv6410_set_vflip(struct gspca_dev *gspca_dev, __s32 val) @@ -209,6 +276,9 @@ static int vv6410_set_vflip(struct gspca_dev *gspca_dev, __s32 val) int err; u16 i2c_data; struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + + sensor_settings[VFLIP_IDX] = val; err = stv06xx_read_sensor(sd, VV6410_DATAFORMAT, &i2c_data); if (err < 0) return err; @@ -226,24 +296,23 @@ static int vv6410_set_vflip(struct gspca_dev *gspca_dev, __s32 val) static int vv6410_get_analog_gain(struct gspca_dev *gspca_dev, __s32 *val) { - int err; - u16 i2c_data; struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; - err = stv06xx_read_sensor(sd, VV6410_ANALOGGAIN, &i2c_data); - - *val = i2c_data & 0xf; + *val = sensor_settings[GAIN_IDX]; PDEBUG(D_V4L2, "Read analog gain %d", *val); - return (err < 0) ? err : 0; + return 0; } static int vv6410_set_analog_gain(struct gspca_dev *gspca_dev, __s32 val) { int err; struct sd *sd = (struct sd *) gspca_dev; + s32 *sensor_settings = sd->sensor_priv; + sensor_settings[GAIN_IDX] = val; PDEBUG(D_V4L2, "Set analog gain to %d", val); err = stv06xx_write_sensor(sd, VV6410_ANALOGGAIN, 0xf0 | (val & 0xf)); |