openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

V4L/DVB (9986): gspca - spca561: Don't get the control values from the webcam. 

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Jean-Francois Moine 2008-12-17 14:43:05 -03:00 committed by Mauro Carvalho Chehab
parent 35dc1b4cfa
commit f4b59e3532
1 changed files with 0 additions and 38 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
drivers/media/video/gspca/spca561.c
View File

@ -900,42 +900,6 @@ static void setbrightness(struct gspca_dev *gspca_dev)
reg_w_val(gspca_dev->dev, 0x8614, value);
}
static void getbrightness(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
__u16 tot;
tot = 0;
reg_r(gspca_dev, 0x8611, 1);
tot += gspca_dev->usb_buf[0];
reg_r(gspca_dev, 0x8612, 1);
tot += gspca_dev->usb_buf[0];
reg_r(gspca_dev, 0x8613, 1);
tot += gspca_dev->usb_buf[0];
reg_r(gspca_dev, 0x8614, 1);
tot += gspca_dev->usb_buf[0];
sd->brightness = tot >> 2;
}
/* rev72a only */
static void getcontrast(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
__u16 tot;
tot = 0;
reg_r(gspca_dev, 0x8651, 1);
tot += gspca_dev->usb_buf[0];
reg_r(gspca_dev, 0x8652, 1);
tot += gspca_dev->usb_buf[0];
reg_r(gspca_dev, 0x8653, 1);
tot += gspca_dev->usb_buf[0];
reg_r(gspca_dev, 0x8654, 1);
tot += gspca_dev->usb_buf[0];
sd->contrast = tot << 6;
PDEBUG(D_CONF, "get contrast %d", sd->contrast);
}
/* rev 72a only */
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
{
@ -951,7 +915,6 @@ static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
getbrightness(gspca_dev);
*val = sd->brightness;
return 0;
}
@ -971,7 +934,6 @@ static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
getcontrast(gspca_dev);
*val = sd->contrast;
return 0;
}