V4L/DVB (10353): gspca - some subdrivers: 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>

1 files changed, 0 insertions, 50 deletions

diff --git a/drivers/media/video/gspca/spca506.c b/drivers/media/video/gspca/spca506.c
index 8cedb00976a..3a0c893f942 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)
@@ -595,13 +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;
@@ -611,13 +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;
@@ -627,13 +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;
@@ -643,13 +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;
@@ -664,7 +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;
 }
@@ -683,7 +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;
 }
@@ -702,7 +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;
 }
@@ -721,7 +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;
 }