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author | eb | 2007-05-02 04:08:47 +0000 |
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committer | eb | 2007-05-02 04:08:47 +0000 |
commit | 0bf2128a621ae84099f43744e1b81800f2b9d2d7 (patch) | |
tree | 1345b44ae9060e99ff236f983dd272c6d35a012e /usrp/host/lib/fusb_linux.h | |
parent | 28259329a829f157fd877a1c14139eaf0117dabd (diff) | |
download | gnuradio-0bf2128a621ae84099f43744e1b81800f2b9d2d7.tar.gz gnuradio-0bf2128a621ae84099f43744e1b81800f2b9d2d7.tar.bz2 gnuradio-0bf2128a621ae84099f43744e1b81800f2b9d2d7.zip |
Merged features/inband -r4812:5218 into trunk. This group of changes
includes:
* working stand-alone mblock code
* work-in-progress on usrp inband signaling
usrp now depends on mblock, and guile is a dependency.
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@5221 221aa14e-8319-0410-a670-987f0aec2ac5
Diffstat (limited to 'usrp/host/lib/fusb_linux.h')
-rw-r--r-- | usrp/host/lib/fusb_linux.h | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/usrp/host/lib/fusb_linux.h b/usrp/host/lib/fusb_linux.h deleted file mode 100644 index b2d46a514..000000000 --- a/usrp/host/lib/fusb_linux.h +++ /dev/null @@ -1,116 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2003 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -// Fast USB interface - -#ifndef _FUSB_LINUX_H_ -#define _FUSB_LINUX_H_ - -#include <fusb.h> -#include <list> - -struct usbdevfs_urb; -class fusb_ephandle_linux; - -/*! - * \brief linux specific implementation of fusb_devhandle using usbdevice_fs - */ -class fusb_devhandle_linux : public fusb_devhandle { -private: - std::list<usbdevfs_urb*> d_pending_rqsts; - - void pending_add (usbdevfs_urb *urb); - bool pending_remove (usbdevfs_urb *urb); - usbdevfs_urb * pending_get (); - - -public: - // CREATORS - fusb_devhandle_linux (usb_dev_handle *udh); - virtual ~fusb_devhandle_linux (); - - // MANIPULATORS - virtual fusb_ephandle *make_ephandle (int endpoint, bool input_p, - int block_size = 0, int nblocks = 0); - - // internal use only - bool _submit_urb (usbdevfs_urb *urb); - bool _cancel_urb (usbdevfs_urb *urb); - void _cancel_pending_rqsts (fusb_ephandle_linux *eph); - bool _reap (bool ok_to_block_p); - void _wait_for_completion (); -}; - -/*! - * \brief linux specific implementation of fusb_ephandle using usbdevice_fs - */ - -class fusb_ephandle_linux : public fusb_ephandle { -private: - fusb_devhandle_linux *d_devhandle; - std::list<usbdevfs_urb*> d_free_list; - std::list<usbdevfs_urb*> d_completed_list; - usbdevfs_urb *d_write_work_in_progress; - unsigned char *d_write_buffer; - usbdevfs_urb *d_read_work_in_progress; - unsigned char *d_read_buffer; - unsigned char *d_read_buffer_end; - - usbdevfs_urb *get_write_work_in_progress (); - void reap_complete_writes (); - bool reload_read_buffer (); - bool submit_urb (usbdevfs_urb *urb); - -public: - fusb_ephandle_linux (fusb_devhandle_linux *dh, int endpoint, bool input_p, - int block_size = 0, int nblocks = 0); - virtual ~fusb_ephandle_linux (); - - virtual bool start (); //!< begin streaming i/o - virtual bool stop (); //!< stop streaming i/o - - /*! - * \returns \p nbytes if write was successfully enqueued, else -1. - * Will block if no free buffers available. - */ - virtual int write (const void *buffer, int nbytes); - - /*! - * \returns number of bytes read or -1 if error. - * number of bytes read will be <= nbytes. - * Will block if no input available. - */ - virtual int read (void *buffer, int nbytes); - - /* - * block until all outstanding writes have completed - */ - virtual void wait_for_completion (); - - // internal use only - void free_list_add (usbdevfs_urb *urb); - void completed_list_add (usbdevfs_urb *urb); - usbdevfs_urb *free_list_get (); // pop and return head of list or 0 - usbdevfs_urb *completed_list_get (); // pop and return head of list or 0 -}; - -#endif /* _FUSB_LINUX_H_ */ |