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Diffstat (limited to 'linux/drivers/media/video/gspca/spca500.c')
-rw-r--r--linux/drivers/media/video/gspca/spca500.c41
1 files changed, 4 insertions, 37 deletions
diff --git a/linux/drivers/media/video/gspca/spca500.c b/linux/drivers/media/video/gspca/spca500.c
index 8054c5f62..94caba63b 100644
--- a/linux/drivers/media/video/gspca/spca500.c
+++ b/linux/drivers/media/video/gspca/spca500.c
@@ -22,6 +22,7 @@
#define MODULE_NAME "spca500"
#include "gspca.h"
+#define QUANT_VAL 5 /* quantization table */
#include "jpeg.h"
MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
@@ -39,7 +40,6 @@ struct sd {
unsigned char contrast;
unsigned char colors;
- char qindex;
char subtype;
#define AgfaCl20 0
#define AiptekPocketDV 1
@@ -654,7 +654,6 @@ static int sd_config(struct gspca_dev *gspca_dev,
cam->cam_mode = sif_mode;
cam->nmodes = ARRAY_SIZE(sif_mode);
}
- sd->qindex = 5;
sd->brightness = BRIGHTNESS_DEF;
sd->contrast = CONTRAST_DEF;
sd->colors = COLOR_DEF;
@@ -729,7 +728,8 @@ static int sd_start(struct gspca_dev *gspca_dev)
write_vector(gspca_dev, spca500_visual_defaults);
spca500_setmode(gspca_dev, xmult, ymult);
/* enable drop packet */
- reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
+ err = reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
+ if (err < 0)
PDEBUG(D_ERR, "failed to enable drop packet");
reg_w(gspca_dev, 0x00, 0x8880, 3);
err = spca50x_setup_qtable(gspca_dev,
@@ -917,7 +917,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
ffd9, 2);
/* put the JPEG header in the new frame */
- jpeg_put_header(gspca_dev, frame, sd->qindex, 0x22);
+ jpeg_put_header(gspca_dev, frame, 0x22);
data += SPCA500_OFFSET_DATA;
len -= SPCA500_OFFSET_DATA;
@@ -953,16 +953,6 @@ static void setbrightness(struct gspca_dev *gspca_dev)
(__u8) (sd->brightness - 128));
}
-static void getbrightness(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- int ret;
-
- ret = reg_r_12(gspca_dev, 0x00, 0x8167, 1);
- if (ret >= 0)
- sd->brightness = ret + 128;
-}
-
static void setcontrast(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -970,16 +960,6 @@ static void setcontrast(struct gspca_dev *gspca_dev)
reg_w(gspca_dev, 0x00, 0x8168, sd->contrast);
}
-static void getcontrast(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- int ret;
-
- ret = reg_r_12(gspca_dev, 0x0, 0x8168, 1);
- if (ret >= 0)
- sd->contrast = ret;
-}
-
static void setcolors(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -987,16 +967,6 @@ static void setcolors(struct gspca_dev *gspca_dev)
reg_w(gspca_dev, 0x00, 0x8169, sd->colors);
}
-static void getcolors(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- int ret;
-
- ret = reg_r_12(gspca_dev, 0x0, 0x8169, 1);
- if (ret >= 0)
- sd->colors = ret;
-}
-
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -1011,7 +981,6 @@ 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;
}
@@ -1030,7 +999,6 @@ 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;
}
@@ -1049,7 +1017,6 @@ 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;
}