diff options
Diffstat (limited to 'linux/drivers/media/video/gspca/gspca.c')
| -rw-r--r-- | linux/drivers/media/video/gspca/gspca.c | 46 |
1 files changed, 19 insertions, 27 deletions
diff --git a/linux/drivers/media/video/gspca/gspca.c b/linux/drivers/media/video/gspca/gspca.c index 479b4feea..ed129db3d 100644 --- a/linux/drivers/media/video/gspca/gspca.c +++ b/linux/drivers/media/video/gspca/gspca.c @@ -21,7 +21,6 @@ #define MODULE_NAME "gspca" #include <linux/init.h> -#include <linux/version.h> #include <linux/fs.h> #include <linux/vmalloc.h> #include <linux/sched.h> @@ -42,15 +41,16 @@ #include "gspca.h" /* global values */ -#define DEF_NURBS 2 /* default number of URBs */ +#define DEF_NURBS 3 /* default number of URBs */ +#if DEF_NURBS > MAX_NURBS +#error "DEF_NURBS too big" +#endif MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>"); MODULE_DESCRIPTION("GSPCA USB Camera Driver"); MODULE_LICENSE("GPL"); -#define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 4, 0) - -static int video_nr = -1; +#define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 5, 0) #ifdef GSPCA_DEBUG int gspca_debug = D_ERR | D_PROBE; @@ -130,7 +130,7 @@ static void fill_frame(struct gspca_dev *gspca_dev, struct urb *urb) { struct gspca_frame *frame; - __u8 *data; /* address of data in the iso message */ + u8 *data; /* address of data in the iso message */ int i, len, st; cam_pkt_op pkt_scan; @@ -170,7 +170,7 @@ static void fill_frame(struct gspca_dev *gspca_dev, /* let the packet be analyzed by the subdriver */ PDEBUG(D_PACK, "packet [%d] o:%d l:%d", i, urb->iso_frame_desc[i].offset, len); - data = (__u8 *) urb->transfer_buffer + data = (u8 *) urb->transfer_buffer + urb->iso_frame_desc[i].offset; pkt_scan(gspca_dev, frame, data, len); } @@ -186,11 +186,11 @@ static void fill_frame(struct gspca_dev *gspca_dev, * * Analyse each packet and call the subdriver for copy to the frame buffer. */ -static void isoc_irq(struct urb *urb #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19) - , struct pt_regs *regs +static void isoc_irq(struct urb *urb, struct pt_regs *regs) +#else +static void isoc_irq(struct urb *urb) #endif -) { struct gspca_dev *gspca_dev = (struct gspca_dev *) urb->context; @@ -203,11 +203,11 @@ static void isoc_irq(struct urb *urb /* * bulk message interrupt from the USB device */ -static void bulk_irq(struct urb *urb #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19) - , struct pt_regs *regs +static void bulk_irq(struct urb *urb, struct pt_regs *regs) +#else +static void bulk_irq(struct urb *urb) #endif -) { struct gspca_dev *gspca_dev = (struct gspca_dev *) urb->context; struct gspca_frame *frame; @@ -332,6 +332,7 @@ static int gspca_is_compressed(__u32 format) case V4L2_PIX_FMT_JPEG: case V4L2_PIX_FMT_SPCA561: case V4L2_PIX_FMT_PAC207: + case V4L2_PIX_FMT_MR97310A: return 1; } return 0; @@ -447,22 +448,16 @@ static void destroy_urbs(struct gspca_dev *gspca_dev) * look for an input transfer endpoint in an alternate setting */ static struct usb_host_endpoint *alt_xfer(struct usb_host_interface *alt, - __u8 epaddr, __u8 xfer) { struct usb_host_endpoint *ep; int i, attr; - epaddr |= USB_DIR_IN; for (i = 0; i < alt->desc.bNumEndpoints; i++) { ep = &alt->endpoint[i]; - if (ep->desc.bEndpointAddress == epaddr) { - attr = ep->desc.bmAttributes - & USB_ENDPOINT_XFERTYPE_MASK; - if (attr == xfer) - return ep; - break; - } + attr = ep->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK; + if (attr == xfer) + return ep; } return NULL; } @@ -488,7 +483,6 @@ static struct usb_host_endpoint *get_ep(struct gspca_dev *gspca_dev) /* try isoc */ while (--i > 0) { /* alt 0 is unusable */ ep = alt_xfer(&intf->altsetting[i], - gspca_dev->cam.epaddr, USB_ENDPOINT_XFER_ISOC); if (ep) break; @@ -497,7 +491,6 @@ static struct usb_host_endpoint *get_ep(struct gspca_dev *gspca_dev) /* if no isoc, try bulk */ if (ep == NULL) { ep = alt_xfer(&intf->altsetting[0], - gspca_dev->cam.epaddr, USB_ENDPOINT_XFER_BULK); if (ep == NULL) { err("no transfer endpoint found"); @@ -626,8 +619,7 @@ static int gspca_init_transfer(struct gspca_dev *gspca_dev) /* clear the bulk endpoint */ if (gspca_dev->alt == 0) /* if bulk transfer */ usb_clear_halt(gspca_dev->dev, - usb_rcvintpipe(gspca_dev->dev, - gspca_dev->cam.epaddr)); + gspca_dev->urb[0]->pipe); /* start the cam */ ret = gspca_dev->sd_desc->start(gspca_dev); @@ -1933,7 +1925,7 @@ int gspca_dev_probe(struct usb_interface *intf, gspca_dev->present = 1; ret = video_register_device(&gspca_dev->vdev, VFL_TYPE_GRABBER, - video_nr); + -1); if (ret < 0) { err("video_register_device err %d", ret); goto out; |