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path: root/drivers/media/video/gspca/spca561.c
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Diffstat (limited to 'drivers/media/video/gspca/spca561.c')
-rw-r--r--drivers/media/video/gspca/spca561.c104
1 files changed, 45 insertions, 59 deletions
diff --git a/drivers/media/video/gspca/spca561.c b/drivers/media/video/gspca/spca561.c
index b659bd0f788d..1073ac3d2ec6 100644
--- a/drivers/media/video/gspca/spca561.c
+++ b/drivers/media/video/gspca/spca561.c
@@ -24,9 +24,6 @@
#include "gspca.h"
-#define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 1, 7)
-static const char version[] = "2.1.7";
-
MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
MODULE_DESCRIPTION("GSPCA/SPCA561 USB Camera Driver");
MODULE_LICENSE("GPL");
@@ -582,35 +579,15 @@ static int sd_config(struct gspca_dev *gspca_dev,
PDEBUG(D_PROBE, "Bad vendor / product from device");
return -EINVAL;
}
- switch (product) {
- case 0x0928:
- case 0x0929:
- case 0x092a:
- case 0x092b:
- case 0x092c:
- case 0x092d:
- case 0x092e:
- case 0x092f:
- case 0x403b:
- sd->chip_revision = Rev012A;
- break;
- default:
-/* case 0x0561:
- case 0x0815: * ?? in spca508.c
- case 0x401a:
- case 0x7004:
- case 0x7e50:
- case 0xa001:
- case 0xcdee: */
- sd->chip_revision = Rev072A;
- break;
- }
+
cam = &gspca_dev->cam;
cam->dev_name = (char *) id->driver_info;
cam->epaddr = 0x01;
gspca_dev->nbalt = 7 + 1; /* choose alternate 7 first */
cam->cam_mode = sif_mode;
cam->nmodes = sizeof sif_mode / sizeof sif_mode[0];
+
+ sd->chip_revision = id->driver_info;
sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value;
sd->contrast = sd_ctrls[SD_CONTRAST].qctrl.default_value;
sd->autogain = sd_ctrls[SD_AUTOGAIN].qctrl.default_value;
@@ -667,6 +644,18 @@ static void setcontrast(struct gspca_dev *gspca_dev)
}
}
+static void setautogain(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ if (sd->chip_revision == Rev072A) {
+ if (sd->autogain)
+ sd->ag_cnt = AG_CNT_START;
+ else
+ sd->ag_cnt = -1;
+ }
+}
+
static void sd_start(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -694,6 +683,7 @@ static void sd_start(struct gspca_dev *gspca_dev)
reg_w_val(dev, 0x8500, mode); /* mode */
reg_w_val(dev, 0x8700, Clck); /* 0x27 clock */
reg_w_val(dev, 0x8112, 0x10 | 0x20);
+ setautogain(gspca_dev);
break;
default:
/* case Rev012A: */
@@ -743,18 +733,24 @@ static void sd_close(struct gspca_dev *gspca_dev)
reg_w_val(gspca_dev->dev, 0x8114, 0);
}
-static void setautogain(struct gspca_dev *gspca_dev)
+static void do_autogain(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
- int expotimes = 0;
- int pixelclk = 0;
- int gainG = 0;
+ int expotimes;
+ int pixelclk;
+ int gainG;
__u8 R, Gr, Gb, B;
int y;
__u8 luma_mean = 110;
__u8 luma_delta = 20;
__u8 spring = 4;
+ if (sd->ag_cnt < 0)
+ return;
+ if (--sd->ag_cnt >= 0)
+ return;
+ sd->ag_cnt = AG_CNT_START;
+
switch (sd->chip_revision) {
case Rev072A:
reg_r(gspca_dev, 0x8621, 1);
@@ -818,18 +814,10 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
__u8 *data, /* isoc packet */
int len) /* iso packet length */
{
- struct sd *sd = (struct sd *) gspca_dev;
-
switch (data[0]) {
case 0: /* start of frame */
frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
data, 0);
- if (sd->ag_cnt >= 0) {
- if (--sd->ag_cnt < 0) {
- sd->ag_cnt = AG_CNT_START;
- setautogain(gspca_dev);
- }
- }
data += SPCA561_OFFSET_DATA;
len -= SPCA561_OFFSET_DATA;
if (data[1] & 0x10) {
@@ -967,10 +955,8 @@ static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val)
struct sd *sd = (struct sd *) gspca_dev;
sd->autogain = val;
- if (val)
- sd->ag_cnt = AG_CNT_START;
- else
- sd->ag_cnt = -1;
+ if (gspca_dev->streaming)
+ setautogain(gspca_dev);
return 0;
}
@@ -994,26 +980,26 @@ static const struct sd_desc sd_desc = {
.stop0 = sd_stop0,
.close = sd_close,
.pkt_scan = sd_pkt_scan,
+ .dq_callback = do_autogain,
};
/* -- module initialisation -- */
-#define DVNM(name) .driver_info = (kernel_ulong_t) name
static const __devinitdata struct usb_device_id device_table[] = {
- {USB_DEVICE(0x041e, 0x401a), DVNM("Creative Webcam Vista (PD1100)")},
- {USB_DEVICE(0x041e, 0x403b), DVNM("Creative Webcam Vista (VF0010)")},
- {USB_DEVICE(0x0458, 0x7004), DVNM("Genius VideoCAM Express V2")},
- {USB_DEVICE(0x046d, 0x0928), DVNM("Logitech QC Express Etch2")},
- {USB_DEVICE(0x046d, 0x0929), DVNM("Labtec Webcam Elch2")},
- {USB_DEVICE(0x046d, 0x092a), DVNM("Logitech QC for Notebook")},
- {USB_DEVICE(0x046d, 0x092b), DVNM("Labtec Webcam Plus")},
- {USB_DEVICE(0x046d, 0x092c), DVNM("Logitech QC chat Elch2")},
- {USB_DEVICE(0x046d, 0x092d), DVNM("Logitech QC Elch2")},
- {USB_DEVICE(0x046d, 0x092e), DVNM("Logitech QC Elch2")},
- {USB_DEVICE(0x046d, 0x092f), DVNM("Logitech QC Elch2")},
- {USB_DEVICE(0x04fc, 0x0561), DVNM("Flexcam 100")},
- {USB_DEVICE(0x060b, 0xa001), DVNM("Maxell Compact Pc PM3")},
- {USB_DEVICE(0x10fd, 0x7e50), DVNM("FlyCam Usb 100")},
- {USB_DEVICE(0xabcd, 0xcdee), DVNM("Petcam")},
+ {USB_DEVICE(0x041e, 0x401a), .driver_info = Rev072A},
+ {USB_DEVICE(0x041e, 0x403b), .driver_info = Rev012A},
+ {USB_DEVICE(0x0458, 0x7004), .driver_info = Rev072A},
+ {USB_DEVICE(0x046d, 0x0928), .driver_info = Rev012A},
+ {USB_DEVICE(0x046d, 0x0929), .driver_info = Rev012A},
+ {USB_DEVICE(0x046d, 0x092a), .driver_info = Rev012A},
+ {USB_DEVICE(0x046d, 0x092b), .driver_info = Rev012A},
+ {USB_DEVICE(0x046d, 0x092c), .driver_info = Rev012A},
+ {USB_DEVICE(0x046d, 0x092d), .driver_info = Rev012A},
+ {USB_DEVICE(0x046d, 0x092e), .driver_info = Rev012A},
+ {USB_DEVICE(0x046d, 0x092f), .driver_info = Rev012A},
+ {USB_DEVICE(0x04fc, 0x0561), .driver_info = Rev072A},
+ {USB_DEVICE(0x060b, 0xa001), .driver_info = Rev072A},
+ {USB_DEVICE(0x10fd, 0x7e50), .driver_info = Rev072A},
+ {USB_DEVICE(0xabcd, 0xcdee), .driver_info = Rev072A},
{}
};
@@ -1039,7 +1025,7 @@ static int __init sd_mod_init(void)
{
if (usb_register(&sd_driver) < 0)
return -1;
- PDEBUG(D_PROBE, "v%s registered", version);
+ PDEBUG(D_PROBE, "registered");
return 0;
}
static void __exit sd_mod_exit(void)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-20 04:49:46 +0100