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path: root/linux/drivers/media/video/gspca/sunplus.c
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Diffstat (limited to 'linux/drivers/media/video/gspca/sunplus.c')
-rw-r--r--linux/drivers/media/video/gspca/sunplus.c73
1 files changed, 6 insertions, 67 deletions
diff --git a/linux/drivers/media/video/gspca/sunplus.c b/linux/drivers/media/video/gspca/sunplus.c
index 3692062d0..fba6f98d1 100644
--- a/linux/drivers/media/video/gspca/sunplus.c
+++ b/linux/drivers/media/video/gspca/sunplus.c
@@ -22,6 +22,7 @@
#define MODULE_NAME "sunplus"
#include "gspca.h"
+#define QUANT_VAL 5 /* quantization table */
#include "jpeg.h"
MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
@@ -40,7 +41,6 @@ struct sd {
unsigned char colors;
unsigned char autogain;
- char qindex;
char bridge;
#define BRIDGE_SPCA504 0
#define BRIDGE_SPCA504B 1
@@ -843,7 +843,6 @@ static int sd_config(struct gspca_dev *gspca_dev,
struct cam *cam;
cam = &gspca_dev->cam;
- cam->epaddr = 0x01;
sd->bridge = id->driver_info >> 8;
sd->subtype = id->driver_info;
@@ -881,7 +880,6 @@ static int sd_config(struct gspca_dev *gspca_dev,
cam->nmodes = sizeof vga_mode2 / sizeof vga_mode2[0];
break;
}
- sd->qindex = 5; /* set the quantization table */
sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value;
sd->contrast = sd_ctrls[SD_CONTRAST].qctrl.default_value;
sd->colors = sd_ctrls[SD_COLOR].qctrl.default_value;
@@ -1186,9 +1184,7 @@ 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,
- ((struct sd *) gspca_dev)->qindex,
- 0x22);
+ jpeg_put_header(gspca_dev, frame, 0x22);
}
/* add 0x00 after 0xff */
@@ -1229,26 +1225,6 @@ static void setbrightness(struct gspca_dev *gspca_dev)
}
}
-static void getbrightness(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- __u16 brightness = 0;
-
- switch (sd->bridge) {
- default:
-/* case BRIDGE_SPCA533: */
-/* case BRIDGE_SPCA504B: */
-/* case BRIDGE_SPCA504: */
-/* case BRIDGE_SPCA504C: */
- brightness = reg_r_12(gspca_dev, 0x00, 0x21a7, 2);
- break;
- case BRIDGE_SPCA536:
- brightness = reg_r_12(gspca_dev, 0x00, 0x20f0, 2);
- break;
- }
- sd->brightness = ((brightness & 0xff) - 128) % 255;
-}
-
static void setcontrast(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -1268,24 +1244,6 @@ static void setcontrast(struct gspca_dev *gspca_dev)
}
}
-static void getcontrast(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- switch (sd->bridge) {
- default:
-/* case BRIDGE_SPCA533: */
-/* case BRIDGE_SPCA504B: */
-/* case BRIDGE_SPCA504: */
-/* case BRIDGE_SPCA504C: */
- sd->contrast = reg_r_12(gspca_dev, 0x00, 0x21a8, 2);
- break;
- case BRIDGE_SPCA536:
- sd->contrast = reg_r_12(gspca_dev, 0x00, 0x20f1, 2);
- break;
- }
-}
-
static void setcolors(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -1305,24 +1263,6 @@ static void setcolors(struct gspca_dev *gspca_dev)
}
}
-static void getcolors(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- switch (sd->bridge) {
- default:
-/* case BRIDGE_SPCA533: */
-/* case BRIDGE_SPCA504B: */
-/* case BRIDGE_SPCA504: */
-/* case BRIDGE_SPCA504C: */
- sd->colors = reg_r_12(gspca_dev, 0x00, 0x21ae, 2) >> 1;
- break;
- case BRIDGE_SPCA536:
- sd->colors = reg_r_12(gspca_dev, 0x00, 0x20f6, 2) >> 1;
- break;
- }
-}
-
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -1337,7 +1277,6 @@ 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;
}
@@ -1356,7 +1295,6 @@ 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;
}
@@ -1375,7 +1313,6 @@ 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;
}
@@ -1496,8 +1433,10 @@ 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;
}