diff options
| author | Jean-François Moine <moinejf@free.fr> | 2011-02-10 07:49:32 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-03-21 20:32:06 -0300 |
| commit | 222036765ccbdb1ff4feef22d8e2fc687a9cdcfd (patch) | |
| tree | a19bf4a5aedb40390fea373963f59d87bc6573bb /drivers | |
| parent | 804632201f2d749b7cb35fce42fc28552ad595c1 (diff) | |
[media] gspca - sonixj: Adjust autogain for sensor mt9v111
The gain/expo adjustment was too long.
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/gspca/sonixj.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c index 01ee39be2c7..b7a7e96d3bd 100644 --- a/drivers/media/video/gspca/sonixj.c +++ b/drivers/media/video/gspca/sonixj.c @@ -1939,10 +1939,10 @@ static u32 setexposure(struct gspca_dev *gspca_dev, u8 expo_c1[] = { 0xb1, 0x5c, 0x09, 0x00, 0x00, 0x00, 0x00, 0x10 }; - if (expo > 0x0280) - expo = 0x0280; - else if (expo < 0x0040) - expo = 0x0040; + if (expo > 0x0390) + expo = 0x0390; + else if (expo < 0x0060) + expo = 0x0060; expo_c1[3] = expo >> 8; expo_c1[4] = expo; i2c_w8(gspca_dev, expo_c1); @@ -1999,10 +1999,13 @@ static void setbrightness(struct gspca_dev *gspca_dev) sd->exposure = setexposure(gspca_dev, expo); break; case SENSOR_GC0307: - case SENSOR_MT9V111: expo = brightness; sd->exposure = setexposure(gspca_dev, expo); return; /* don't set the Y offset */ + case SENSOR_MT9V111: + expo = brightness << 2; + sd->exposure = setexposure(gspca_dev, expo); + return; /* don't set the Y offset */ case SENSOR_OM6802: expo = brightness << 2; sd->exposure = setexposure(gspca_dev, expo); @@ -2750,6 +2753,7 @@ static void do_autogain(struct gspca_dev *gspca_dev) (unsigned int) (expotimes << 8)); break; case SENSOR_OM6802: + case SENSOR_MT9V111: expotimes = sd->exposure; expotimes += (luma_mean - delta) >> 2; if (expotimes < 0) @@ -2762,7 +2766,6 @@ static void do_autogain(struct gspca_dev *gspca_dev) /* case SENSOR_MO4000: */ /* case SENSOR_MI0360: */ /* case SENSOR_MI0360B: */ -/* case SENSOR_MT9V111: */ expotimes = sd->exposure; expotimes += (luma_mean - delta) >> 6; if (expotimes < 0) |