diff options
Diffstat (limited to 'drivers/media/video/gspca')
| -rw-r--r-- | drivers/media/video/gspca/sonixj.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c index 6673a3edf19..19c9791309e 100644 --- a/drivers/media/video/gspca/sonixj.c +++ b/drivers/media/video/gspca/sonixj.c @@ -108,9 +108,9 @@ static struct ctrl sd_ctrls[] = { .type = V4L2_CTRL_TYPE_INTEGER, .name = "Color", .minimum = 0, - .maximum = 255, + .maximum = 64, .step = 1, -#define COLOR_DEF 127 +#define COLOR_DEF 32 .default_value = COLOR_DEF, }, .set = sd_setcolors, @@ -1132,17 +1132,18 @@ static void setcontrast(struct gspca_dev *gspca_dev) static void setcolors(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - __u8 data; - int colour; + __u8 blue, red; - colour = sd->colors - 128; - if (colour > 0) { - data = (colour + 32) & 0x7f; /* blue */ - reg_w1(gspca_dev, 0x06, data); + if (sd->colors >= 32) { + red = 32 + (sd->colors - 32) / 2; + blue = 64 - sd->colors; } else { - data = (-colour + 32) & 0x7f; /* red */ - reg_w1(gspca_dev, 0x05, data); + red = sd->colors; + blue = 32 + (32 - sd->colors) / 2; } + reg_w1(gspca_dev, 0x05, red); +/* reg_w1(gspca_dev, 0x07, 32); */ + reg_w1(gspca_dev, 0x06, blue); } static void setautogain(struct gspca_dev *gspca_dev) |