diff options
Diffstat (limited to 'drivers/usb/usb.c')
| -rw-r--r-- | drivers/usb/usb.c | 28 |
1 files changed, 11 insertions, 17 deletions
diff --git a/drivers/usb/usb.c b/drivers/usb/usb.c index 32d6e519e..4377e3325 100644 --- a/drivers/usb/usb.c +++ b/drivers/usb/usb.c @@ -1363,7 +1363,7 @@ int usb_set_idle(struct usb_device *dev, int ifnum, int duration, int report_id) static void usb_set_maxpacket(struct usb_device *dev) { - int i, j; + int i, j, b; struct usb_interface *ifp; for (i=0; i<dev->actconfig->bNumInterfaces; i++) { @@ -1375,12 +1375,15 @@ static void usb_set_maxpacket(struct usb_device *dev) int e; for (e=0; e<as->bNumEndpoints; e++) { - if (usb_endpoint_out(ep[e].bEndpointAddress)) - dev->epmaxpacketout[ep[e].bEndpointAddress & 0x0f] = - ep[e].wMaxPacketSize; - else - dev->epmaxpacketin [ep[e].bEndpointAddress & 0x0f] = - ep[e].wMaxPacketSize; + b = ep[e].bEndpointAddress & 0x0f; + if (usb_endpoint_out(ep[e].bEndpointAddress)) { + if (ep[e].wMaxPacketSize > dev->epmaxpacketout[b]) + dev->epmaxpacketout[b] = ep[e].wMaxPacketSize; + } + else { + if (ep[e].wMaxPacketSize > dev->epmaxpacketin [b]) + dev->epmaxpacketin [b] = ep[e].wMaxPacketSize; + } } } } @@ -1756,16 +1759,7 @@ static int usb_open(struct inode * inode, struct file * file) } static struct file_operations usb_fops = { - NULL, /* seek */ - NULL, /* read */ - NULL, /* write */ - NULL, /* readdir */ - NULL, /* poll */ - NULL, /* ioctl */ - NULL, /* mmap */ - usb_open, - NULL, /* flush */ - NULL /* release */ + open: usb_open, }; int usb_major_init(void) |