diff options
Diffstat (limited to 'v4l/kernel-2.6.tmp/dvb-usb-urb.c')
-rw-r--r-- | v4l/kernel-2.6.tmp/dvb-usb-urb.c | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/v4l/kernel-2.6.tmp/dvb-usb-urb.c b/v4l/kernel-2.6.tmp/dvb-usb-urb.c deleted file mode 100644 index 5cef12a..0000000 --- a/v4l/kernel-2.6.tmp/dvb-usb-urb.c +++ /dev/null @@ -1,95 +0,0 @@ -/* dvb-usb-urb.c is part of the DVB USB library. - * - * Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@desy.de) - * see dvb-usb-init.c for copyright information. - * - * This file keeps functions for initializing and handling the - * USB and URB stuff. - */ -#include "dvb-usb-common.h" - -int dvb_usb_generic_rw(struct dvb_usb_device *d, u8 *wbuf, u16 wlen, u8 *rbuf, - u16 rlen, int delay_ms) -{ - int actlen,ret = -ENOMEM; - - if (d->props.generic_bulk_ctrl_endpoint == 0) { - err("endpoint for generic control not specified."); - return -EINVAL; - } - - if (wbuf == NULL || wlen == 0) - return -EINVAL; - - if ((ret = mutex_lock_interruptible(&d->usb_mutex))) - return ret; - - deb_xfer(">>> "); - debug_dump(wbuf,wlen,deb_xfer); - - ret = usb_bulk_msg(d->udev,usb_sndbulkpipe(d->udev, - d->props.generic_bulk_ctrl_endpoint), wbuf,wlen,&actlen, - 2000); - - if (ret) - err("bulk message failed: %d (%d/%d)",ret,wlen,actlen); - else - ret = actlen != wlen ? -1 : 0; - - /* an answer is expected, and no error before */ - if (!ret && rbuf && rlen) { - if (delay_ms) - msleep(delay_ms); - - ret = usb_bulk_msg(d->udev,usb_rcvbulkpipe(d->udev, - d->props.generic_bulk_ctrl_endpoint),rbuf,rlen,&actlen, - 2000); - - if (ret) - err("recv bulk message failed: %d",ret); - else { - deb_xfer("<<< "); - debug_dump(rbuf,actlen,deb_xfer); - } - } - - mutex_unlock(&d->usb_mutex); - return ret; -} -EXPORT_SYMBOL(dvb_usb_generic_rw); - -int dvb_usb_generic_write(struct dvb_usb_device *d, u8 *buf, u16 len) -{ - return dvb_usb_generic_rw(d,buf,len,NULL,0,0); -} -EXPORT_SYMBOL(dvb_usb_generic_write); - -static void dvb_usb_data_complete(struct usb_data_stream *stream, u8 *buffer, size_t length) -{ - struct dvb_usb_adapter *adap = stream->user_priv; - if (adap->feedcount > 0 && adap->state & DVB_USB_ADAP_STATE_DVB) - dvb_dmx_swfilter(&adap->demux, buffer, length); -} - -static void dvb_usb_data_complete_204(struct usb_data_stream *stream, u8 *buffer, size_t length) -{ - struct dvb_usb_adapter *adap = stream->user_priv; - if (adap->feedcount > 0 && adap->state & DVB_USB_ADAP_STATE_DVB) - dvb_dmx_swfilter_204(&adap->demux, buffer, length); -} - -int dvb_usb_adapter_stream_init(struct dvb_usb_adapter *adap) -{ - adap->stream.udev = adap->dev->udev; - if (adap->props.caps & DVB_USB_ADAP_RECEIVES_204_BYTE_TS) - adap->stream.complete = dvb_usb_data_complete_204; - else - adap->stream.complete = dvb_usb_data_complete; - adap->stream.user_priv = adap; - return usb_urb_init(&adap->stream, &adap->props.stream); -} - -int dvb_usb_adapter_stream_exit(struct dvb_usb_adapter *adap) -{ - return usb_urb_exit(&adap->stream); -} |