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path: root/drivers/media/video/gspca/spca506.c
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Diffstat (limited to 'drivers/media/video/gspca/spca506.c')
-rw-r--r--drivers/media/video/gspca/spca506.c57
1 files changed, 4 insertions, 53 deletions
diff --git a/drivers/media/video/gspca/spca506.c b/drivers/media/video/gspca/spca506.c
index 96e2512e0621..3a0c893f942d 100644
--- a/drivers/media/video/gspca/spca506.c
+++ b/drivers/media/video/gspca/spca506.c
@@ -193,24 +193,6 @@ static void spca506_WriteI2c(struct gspca_dev *gspca_dev, __u16 valeur,
}
}
-static int spca506_ReadI2c(struct gspca_dev *gspca_dev, __u16 reg)
-{
- int retry = 60;
-
- reg_w(gspca_dev->dev, 0x07, SAA7113_I2C_BASE_WRITE, 0x0004);
- reg_w(gspca_dev->dev, 0x07, reg, 0x0001);
- reg_w(gspca_dev->dev, 0x07, 0x01, 0x0002);
- while (--retry) {
- reg_r(gspca_dev, 0x07, 0x0003, 2);
- if ((gspca_dev->usb_buf[0] | gspca_dev->usb_buf[1]) == 0x00)
- break;
- }
- if (retry == 0)
- return -1;
- reg_r(gspca_dev, 0x07, 0x0000, 1);
- return gspca_dev->usb_buf[0];
-}
-
static void spca506_SetNormeInput(struct gspca_dev *gspca_dev,
__u16 norme,
__u16 channel)
@@ -303,7 +285,6 @@ static int sd_config(struct gspca_dev *gspca_dev,
struct cam *cam;
cam = &gspca_dev->cam;
- cam->epaddr = 0x01;
cam->cam_mode = vga_mode;
cam->nmodes = sizeof vga_mode / sizeof vga_mode[0];
sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value;
@@ -596,13 +577,6 @@ static void setbrightness(struct gspca_dev *gspca_dev)
spca506_WriteI2c(gspca_dev, 0x01, 0x09);
}
-static void getbrightness(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- sd->brightness = spca506_ReadI2c(gspca_dev, SAA7113_bright);
-}
-
static void setcontrast(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -612,13 +586,6 @@ static void setcontrast(struct gspca_dev *gspca_dev)
spca506_WriteI2c(gspca_dev, 0x01, 0x09);
}
-static void getcontrast(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- sd->contrast = spca506_ReadI2c(gspca_dev, SAA7113_contrast);
-}
-
static void setcolors(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -628,13 +595,6 @@ static void setcolors(struct gspca_dev *gspca_dev)
spca506_WriteI2c(gspca_dev, 0x01, 0x09);
}
-static void getcolors(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- sd->colors = spca506_ReadI2c(gspca_dev, SAA7113_saturation);
-}
-
static void sethue(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -644,13 +604,6 @@ static void sethue(struct gspca_dev *gspca_dev)
spca506_WriteI2c(gspca_dev, 0x01, 0x09);
}
-static void gethue(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- sd->hue = spca506_ReadI2c(gspca_dev, SAA7113_hue);
-}
-
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -665,7 +618,6 @@ 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;
}
@@ -684,7 +636,6 @@ 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;
}
@@ -703,7 +654,6 @@ static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
- getcolors(gspca_dev);
*val = sd->colors;
return 0;
}
@@ -722,7 +672,6 @@ static int sd_gethue(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
- gethue(gspca_dev);
*val = sd->hue;
return 0;
}
@@ -772,8 +721,10 @@ static struct usb_driver sd_driver = {
/* -- module insert / remove -- */
static int __init sd_mod_init(void)
{
- if (usb_register(&sd_driver) < 0)
- return -1;
+ int ret;
+ ret = usb_register(&sd_driver);
+ if (ret < 0)
+ return ret;
PDEBUG(D_PROBE, "registered");
return 0;
}