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Diffstat (limited to 'drivers/media/video/gspca/spca508.c')
-rw-r--r--drivers/media/video/gspca/spca508.c164
1 files changed, 30 insertions, 134 deletions
diff --git a/drivers/media/video/gspca/spca508.c b/drivers/media/video/gspca/spca508.c
index d8cd93866a4a..b608a27ad115 100644
--- a/drivers/media/video/gspca/spca508.c
+++ b/drivers/media/video/gspca/spca508.c
@@ -22,9 +22,6 @@
#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/SPCA508 USB Camera Driver");
MODULE_LICENSE("GPL");
@@ -33,10 +30,6 @@ MODULE_LICENSE("GPL");
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
- int buflen;
- unsigned char tmpbuf[352 * 288 * 3 / 2]; /* YUVY per line */
- unsigned char tmpbuf2[352 * 288 * 2]; /* YUYV */
-
unsigned char brightness;
char subtype;
@@ -71,23 +64,23 @@ static struct ctrl sd_ctrls[] = {
static struct v4l2_pix_format sif_mode[] = {
{160, 120, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 160 * 2,
- .sizeimage = 160 * 120 * 2,
+ .bytesperline = 160 * 3,
+ .sizeimage = 160 * 120 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 3},
{176, 144, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 176 * 2,
- .sizeimage = 176 * 144 * 2,
+ .bytesperline = 176 * 3,
+ .sizeimage = 176 * 144 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 2},
{320, 240, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 320 * 2,
- .sizeimage = 320 * 240 * 2,
+ .bytesperline = 320 * 3,
+ .sizeimage = 320 * 240 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1},
{352, 288, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 352 * 2,
- .sizeimage = 352 * 288 * 2,
+ .bytesperline = 352 * 3,
+ .sizeimage = 352 * 288 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
};
@@ -1476,58 +1469,8 @@ static int sd_config(struct gspca_dev *gspca_dev,
{
struct sd *sd = (struct sd *) gspca_dev;
struct cam *cam;
- __u16 product;
int data1, data2;
- product = id->idProduct;
- switch (id->idVendor) {
- case 0x0130: /* Clone webcam */
-/* switch (product) { */
-/* case 0x0130: */
- sd->subtype = HamaUSBSightcam; /* same as Hama 0010 */
-/* break; */
-/* } */
- break;
- case 0x041e: /* Creative cameras */
-/* switch (product) { */
-/* case 0x4018: */
- sd->subtype = CreativeVista;
-/* break; */
-/* } */
- break;
- case 0x0461: /* MicroInnovation */
-/* switch (product) { */
-/* case 0x0815: */
- sd->subtype = MicroInnovationIC200;
-/* break; */
-/* } */
- break;
- case 0x0733: /* Rebadged ViewQuest (Intel) and ViewQuest cameras */
-/* switch (product) { */
-/* case 0x110: */
- sd->subtype = ViewQuestVQ110;
-/* break; */
-/* } */
- break;
- case 0x0af9: /* Hama cameras */
- switch (product) {
- case 0x0010:
- sd->subtype = HamaUSBSightcam;
- break;
- case 0x0011:
- sd->subtype = HamaUSBSightcam2;
- break;
- }
- break;
- case 0x8086: /* Intel */
-/* switch (product) { */
-/* case 0x0110: */
- sd->subtype = IntelEasyPCCamera;
-/* break; */
-/* } */
- break;
- }
-
/* Read from global register the USB product and vendor IDs, just to
* prove that we can communicate with the device. This works, which
* confirms at we are communicating properly and that the device
@@ -1544,10 +1487,11 @@ static int sd_config(struct gspca_dev *gspca_dev,
PDEBUG(D_PROBE, "Window 1 average luminance: %d", data1);
cam = &gspca_dev->cam;
- cam->dev_name = (char *) id->driver_info;
cam->epaddr = 0x01;
cam->cam_mode = sif_mode;
cam->nmodes = ARRAY_SIZE(sif_mode);
+
+ sd->subtype = id->driver_info;
sd->brightness = BRIGHTNESS_DEF;
switch (sd->subtype) {
@@ -1619,77 +1563,30 @@ static void sd_close(struct gspca_dev *gspca_dev)
{
}
-/* convert YUVY per line to YUYV (YUV 4:2:2) */
-static void yuvy_decode(unsigned char *out,
- unsigned char *in,
- int width,
- int height)
-{
- unsigned char *Ui, *Vi, *yi, *yi1;
- unsigned char *out1;
- int i, j;
-
- yi = in;
- for (i = height / 2; --i >= 0; ) {
- out1 = out + width * 2; /* next line */
- Ui = yi + width;
- Vi = Ui + width / 2;
- yi1 = Vi + width / 2;
- for (j = width / 2; --j >= 0; ) {
- *out++ = 128 + *yi++;
- *out++ = 128 + *Ui;
- *out++ = 128 + *yi++;
- *out++ = 128 + *Vi;
-
- *out1++ = 128 + *yi1++;
- *out1++ = 128 + *Ui++;
- *out1++ = 128 + *yi1++;
- *out1++ = 128 + *Vi++;
- }
- yi += width * 2;
- out = out1;
- }
-}
-
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
struct gspca_frame *frame, /* target */
__u8 *data, /* isoc packet */
int len) /* iso packet length */
{
- struct sd *sd = (struct sd *) gspca_dev;
-
switch (data[0]) {
case 0: /* start of frame */
- if (gspca_dev->last_packet_type == FIRST_PACKET) {
- yuvy_decode(sd->tmpbuf2, sd->tmpbuf,
- gspca_dev->width,
- gspca_dev->height);
- frame = gspca_frame_add(gspca_dev,
- LAST_PACKET,
- frame,
- sd->tmpbuf2,
- gspca_dev->width
- * gspca_dev->height
- * 2);
- }
- gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
- data, 0);
+ frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
+ data, 0);
data += SPCA508_OFFSET_DATA;
len -= SPCA508_OFFSET_DATA;
- if (len > 0)
- memcpy(sd->tmpbuf, data, len);
- else
- len = 0;
- sd->buflen = len;
- return;
+ gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+ data, len);
+ break;
case 0xff: /* drop */
/* gspca_dev->last_packet_type = DISCARD_PACKET; */
- return;
+ break;
+ default:
+ data += 1;
+ len -= 1;
+ gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+ data, len);
+ break;
}
- data += 1;
- len -= 1;
- memcpy(&sd->tmpbuf[sd->buflen], data, len);
- sd->buflen += len;
}
static void setbrightness(struct gspca_dev *gspca_dev)
@@ -1745,15 +1642,14 @@ static const struct sd_desc sd_desc = {
};
/* -- module initialisation -- */
-#define DVNM(name) .driver_info = (kernel_ulong_t) name
static const __devinitdata struct usb_device_id device_table[] = {
- {USB_DEVICE(0x0130, 0x0130), DVNM("Clone Digital Webcam 11043")},
- {USB_DEVICE(0x041e, 0x4018), DVNM("Creative Webcam Vista (PD1100)")},
- {USB_DEVICE(0x0461, 0x0815), DVNM("Micro Innovation IC200")},
- {USB_DEVICE(0x0733, 0x0110), DVNM("ViewQuest VQ110")},
- {USB_DEVICE(0x0af9, 0x0010), DVNM("Hama USB Sightcam 100")},
- {USB_DEVICE(0x0af9, 0x0011), DVNM("Hama USB Sightcam 100")},
- {USB_DEVICE(0x8086, 0x0110), DVNM("Intel Easy PC Camera")},
+ {USB_DEVICE(0x0130, 0x0130), .driver_info = HamaUSBSightcam},
+ {USB_DEVICE(0x041e, 0x4018), .driver_info = CreativeVista},
+ {USB_DEVICE(0x0461, 0x0815), .driver_info = MicroInnovationIC200},
+ {USB_DEVICE(0x0733, 0x0110), .driver_info = ViewQuestVQ110},
+ {USB_DEVICE(0x0af9, 0x0010), .driver_info = HamaUSBSightcam},
+ {USB_DEVICE(0x0af9, 0x0011), .driver_info = HamaUSBSightcam2},
+ {USB_DEVICE(0x8086, 0x0110), .driver_info = IntelEasyPCCamera},
{}
};
MODULE_DEVICE_TABLE(usb, device_table);
@@ -1778,7 +1674,7 @@ 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)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.