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authorJean-François Moine <moinejf@free.fr>2010-07-26 06:58:18 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-08-08 23:42:52 -0300
commitb3c0af6e1f870dc1ade19382177f931f47499d86 (patch)
tree17cf3c3ab817e6f9dc19801573f30ece5b8c8ce4 /drivers/media
parent4663117bbaa27a3fdaff9422f09c64e04ce82694 (diff)
V4L/DVB: gspca - sq930x: Change the gain value for Micron sensors
The bit 7 of the sensor gain register multiplies the 7bits value by two. It is now always set with half the user gain value. Signed-off-by: Jean-François Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/video/gspca/sq930x.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/video/gspca/sq930x.c b/drivers/media/video/gspca/sq930x.c
index 8032190cd12a..04516b42283a 100644
--- a/drivers/media/video/gspca/sq930x.c
+++ b/drivers/media/video/gspca/sq930x.c
@@ -862,7 +862,7 @@ static void setexposure(struct gspca_dev *gspca_dev)
buf[i++] = 0x35; /* reg = global gain */
buf[i++] = 0x00; /* val H */
buf[i++] = sensor->i2c_dum;
- buf[i++] = sd->gain; /* val L */
+ buf[i++] = 0x80 + sd->gain / 2; /* val L */
buf[i++] = 0x00;
buf[i++] = 0x00;
buf[i++] = 0x00;