diff options
| author | Jean-Francois Moine <moinejf@free.fr> | 2008-09-03 16:47:55 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-09-03 18:36:45 -0300 |
| commit | 3a1ea7050345734acc3a33b2b00a611b9b7bf640 (patch) | |
| tree | 5844ceec2ce6eb00ffd4540f742534b506a217cd /drivers/media/video/gspca/spca561.c | |
| parent | d698dc6b0477d3165a7f320b3ce36d1cbd361c94 (diff) | |
V4L/DVB (8705): gspca: Adjust some control limits in spca561.
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/spca561.c')
| -rw-r--r-- | drivers/media/video/gspca/spca561.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/media/video/gspca/spca561.c b/drivers/media/video/gspca/spca561.c index 0a1e66201a6..ec575f5672d 100644 --- a/drivers/media/video/gspca/spca561.c +++ b/drivers/media/video/gspca/spca561.c @@ -38,9 +38,9 @@ struct sd { #define CONTRAST_MAX 0x3fff __u16 exposure; /* rev12a only */ -#define EXPOSURE_MIN 0x2001 -#define EXPOSURE_DEF 0x20ae -#define EXPOSURE_MAX 0x421d +#define EXPOSURE_MIN 0 +#define EXPOSURE_DEF 200 +#define EXPOSURE_MAX 762 __u8 brightness; /* rev72a only */ #define BRIGHTNESS_MIN 0 @@ -48,7 +48,7 @@ struct sd { #define BRIGHTNESS_MAX 63 __u8 white; /* rev12a only */ -#define WHITE_MIN 0 +#define WHITE_MIN 1 #define WHITE_DEF 0x40 #define WHITE_MAX 0x7f @@ -608,10 +608,6 @@ static void setwhite(struct gspca_dev *gspca_dev) __u8 reg8614, reg8616; white = sd->white; - if (sd->white == 0) { - PDEBUG(D_CONF, "Discarding null whiteness"); - return; - } /* try to emulate MS-win as possible */ reg8616 = 0x90 - white * 5 / 8; reg_w_val(gspca_dev->dev, 0x8616, reg8616); @@ -623,10 +619,12 @@ static void setwhite(struct gspca_dev *gspca_dev) static void setexposure(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; + int expo; __u8 data[2]; - data[0] = sd->exposure; - data[1] = sd->exposure >> 8; + expo = sd->exposure + 0x20a8; /* from test */ + data[0] = expo; + data[1] = expo >> 8; reg_w_buf(gspca_dev, 0x8309, data, 2); } |