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V4L/DVB (8372): gspca: Small ov6650 fixes.

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1) Don't change  the red and blue pre-gain's from their defaults
2) Actually make the powerline freq ctrl available to userspace

Signed-off-by: Hans de Goede <j.w.r.degoede@hhs.nl>
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Hans de Goede 2008-07-17 10:24:47 -03:00 committed by Mauro Carvalho Chehab
parent c91256c27b
commit 722103e390
1 changed files with 14 additions and 5 deletions
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19
drivers/media/video/gspca/sonixb.c
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@ -238,8 +238,15 @@ static const __u8 ov6650_sensor_init[][8] =
{0xd0, 0x60, 0x26, 0x01, 0x14, 0xd8, 0xa4, 0x10}, /* format out? */
{0xd0, 0x60, 0x26, 0x01, 0x14, 0xd8, 0xa4, 0x10},
{0xa0, 0x60, 0x30, 0x3d, 0x0A, 0xd8, 0xa4, 0x10},
/* Disable autobright ? */
{0xb0, 0x60, 0x60, 0x66, 0x68, 0xd8, 0xa4, 0x10},
/* Enable rgb brightness control */
{0xa0, 0x60, 0x61, 0x08, 0x00, 0x00, 0x00, 0x10},
/* HDG: Note windows uses the line below, which sets both register 0x60
and 0x61 I believe these registers of the ov6650 are identical as
those of the ov7630, because if this is true the windows settings
add a bit additional red gain and a lot additional blue gain, which
matches my findings that the windows settings make blue much too
blue and red a little too red.
{0xb0, 0x60, 0x60, 0x66, 0x68, 0xd8, 0xa4, 0x10}, */
/* Some more unknown stuff */
{0xa0, 0x60, 0x68, 0x04, 0x68, 0xd8, 0xa4, 0x10},
{0xd0, 0x60, 0x17, 0x24, 0xd6, 0x04, 0x94, 0x10}, /* Clipreg */
@ -655,7 +662,8 @@ static void setexposure(struct gspca_dev *gspca_dev)
tline * 4 * reg10, which explains why the reg10max we've
found experimentally for the ov6650 is exactly half that of
the ov6645. The ov7630 datasheet says the max is 0x41. */
const int reg10_max = (sd->sensor == SENSOR_OV6650)? 0x4d:0x41;
const int reg10_max = (sd->sensor == SENSOR_OV6650)
? 0x4d : 0x41;
reg11 = (60 * sd->exposure + 999) / 1000;
if (reg11 < 1)
@ -715,7 +723,8 @@ static void setfreq(struct gspca_dev *gspca_dev)
i2c[3] = 0;
break;
case 1: /* 50 hz */
i2c[3] = (sd->sensor == SENSOR_OV6650)? 0x4f:0x8a;
i2c[3] = (sd->sensor == SENSOR_OV6650)
? 0x4f : 0x8a;
break;
}
i2c[1] = sd->sensor_addr;
@ -787,7 +796,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
sd->sensor = SENSOR_OV6650;
sd->sensor_has_gain = 1;
sd->sensor_addr = 0x60;
sd->sd_desc.nctrls = 4;
sd->sd_desc.nctrls = 5;
sd->sd_desc.dq_callback = do_autogain;
sif = 1;
break;