Date: Fri, 30 Oct 2009 11:56:56 GMT From: Hans Petter Selasky <hselasky@FreeBSD.org> To: Perforce Change Reviews <perforce@FreeBSD.org> Subject: PERFORCE change 169952 for review Message-ID: <200910301156.n9UBuuCr059539@repoman.freebsd.org>
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http://p4web.freebsd.org/chv.cgi?CH=169952 Change 169952 by hselasky@hselasky_laptop001 on 2009/10/30 11:56:44 USB CORE: - add more functions to Linux compat layer. - patch from: Leunam Elebek Affected files ... .. //depot/projects/usb/src/sys/dev/usb/usb_compat_linux.c#49 edit .. //depot/projects/usb/src/sys/dev/usb/usb_compat_linux.h#23 edit Differences ... ==== //depot/projects/usb/src/sys/dev/usb/usb_compat_linux.c#49 (text+ko) ==== @@ -1663,3 +1663,58 @@ goto tr_setup; } } + +/*------------------------------------------------------------------------* + * usb_fill_bulk_urb + *------------------------------------------------------------------------*/ +void +usb_fill_bulk_urb(struct urb *urb, struct usb_device *udev, + struct usb_host_endpoint *uhe, void *buf, + int length, usb_complete_t callback, void *arg) +{ + urb->dev = udev; + urb->endpoint = uhe; + urb->transfer_buffer = buf; + urb->transfer_buffer_length = length; + urb->complete = callback; + urb->context = arg; +} + +/*------------------------------------------------------------------------* + * usb_bulk_msg + * + * NOTE: This function can also be used for interrupt endpoints! + * + * Return values: + * 0: Success + * Else: Failure + *------------------------------------------------------------------------*/ +int +usb_bulk_msg(struct usb_device *udev, struct usb_host_endpoint *uhe, + void *data, int len, uint16_t *pactlen, usb_timeout_t timeout) +{ + struct urb *urb; + int err; + + if (uhe == NULL) + return (-EINVAL); + if (len < 0) + return (-EINVAL); + + err = usb_setup_endpoint(udev, uhe, 4096 /* bytes */); + if (err) + return (err); + + urb = usb_alloc_urb(0, 0); + if (urb == NULL) + return (-ENOMEM); + + usb_fill_bulk_urb(urb, udev, uhe, data, len, + usb_linux_wait_complete, NULL); + + err = usb_start_wait_urb(urb, timeout, pactlen); + + usb_free_urb(urb); + + return (err); +} ==== //depot/projects/usb/src/sys/dev/usb/usb_compat_linux.h#23 (text+ko) ==== @@ -299,6 +299,11 @@ void usb_linux_register(void *arg); void usb_linux_deregister(void *arg); +void usb_fill_bulk_urb(struct urb *, struct usb_device *, + struct usb_host_endpoint *, void *, int, usb_complete_t, void *); +int usb_bulk_msg(struct usb_device *, struct usb_host_endpoint *, + void *, int, uint16_t *, usb_timeout_t); + #define interface_to_usbdev(intf) (intf)->linux_udev #define interface_to_bsddev(intf) (intf)->linux_udevhelp
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