diff options
| author | Hans de Goede <hdegoede@redhat.com> | 2010-01-09 19:45:44 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-02-26 15:10:40 -0300 |
| commit | 8d0082fa3f3ac978075439e73b4a36ca0715e747 (patch) | |
| tree | 35051fad00a016c59a45a3dfcc81ddaa05da65c5 /drivers/media/video/gspca/ov519.c | |
| parent | d02134ddb6fc351ab25028bfb45a53d08a2bcfbf (diff) | |
| download | op-kernel-dev-8d0082fa3f3ac978075439e73b4a36ca0715e747.zip op-kernel-dev-8d0082fa3f3ac978075439e73b4a36ca0715e747.tar.gz | |
V4L/DVB (14000): gspca_ov519: ov764x remove setting of AEC limits
ov764x remove setting of AEC limits, as the custom values cause AEC
oscilation in 320x240.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/ov519.c')
| -rw-r--r-- | drivers/media/video/gspca/ov519.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/media/video/gspca/ov519.c b/drivers/media/video/gspca/ov519.c index f94f41e..541b8f0 100644 --- a/drivers/media/video/gspca/ov519.c +++ b/drivers/media/video/gspca/ov519.c @@ -3689,14 +3689,12 @@ static int mode_init_ov_sensor_regs(struct sd *sd) case SEN_OV7648: i2c_w_mask(sd, 0x14, qvga ? 0x20 : 0x00, 0x20); i2c_w_mask(sd, 0x28, qvga ? 0x00 : 0x20, 0x20); - /* The following 5 lines where commented out before with a - comment wondering if they did anything. This was because - the old driver did only 640x480, at 320x240 these 5 writes - *significantly* improve the image quality. */ - i2c_w(sd, 0x24, qvga ? 0x20 : 0x3a); - i2c_w(sd, 0x25, qvga ? 0x30 : 0x60); + /* Setting this undocumented bit in qvga mode removes a very + annoying vertical shaking of the image */ i2c_w_mask(sd, 0x2d, qvga ? 0x40 : 0x00, 0x40); + /* Unknown */ i2c_w_mask(sd, 0x67, qvga ? 0xf0 : 0x90, 0xf0); + /* Allow higher automatic gain (to allow higher framerates) */ i2c_w_mask(sd, 0x74, qvga ? 0x20 : 0x00, 0x20); i2c_w_mask(sd, 0x12, 0x04, 0x04); /* AWB: 1 */ break; |
