if_ath_misc.h

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    1 /*-
    2  * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer,
   10  *    without modification.
   11  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
   12  *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
   13  *    redistribution must be conditioned upon including a substantially
   14  *    similar Disclaimer requirement for further binary redistribution.
   15  *
   16  * NO WARRANTY
   17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   19  * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
   20  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
   21  * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
   22  * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
   25  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
   27  * THE POSSIBILITY OF SUCH DAMAGES.
   28  *
   29  * $FreeBSD$
   30  */
   31 #ifndef __IF_ATH_MISC_H__
   32 #define __IF_ATH_MISC_H__
   33 
   34 /*
   35  * This is where definitions for "public things" in if_ath.c
   36  * will go for the time being.
   37  *
   38  * Anything in here should eventually be moved out of if_ath.c
   39  * and into something else.
   40  */
   41 
   42 /* unaligned little endian access */
   43 #define LE_READ_2(p)                                                    \
   44         ((u_int16_t)                                                    \
   45          ((((u_int8_t *)(p))[0]      ) | (((u_int8_t *)(p))[1] <<  8)))
   46 #define LE_READ_4(p)                                                    \
   47         ((u_int32_t)                                                    \
   48          ((((u_int8_t *)(p))[0]      ) | (((u_int8_t *)(p))[1] <<  8) | \
   49           (((u_int8_t *)(p))[2] << 16) | (((u_int8_t *)(p))[3] << 24)))
   50 
   51 extern int ath_tx_findrix(const struct ath_softc *sc, uint8_t rate);
   52 
   53 extern struct ath_buf * ath_getbuf(struct ath_softc *sc);
   54 extern struct ath_buf * _ath_getbuf_locked(struct ath_softc *sc);
   55 
   56 extern int ath_reset(struct ifnet *);
   57 
   58 #endif

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FreeBSD/Linux Kernel Cross Reference sys/dev/ath/if_ath_misc.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/ath/if_ath_misc.h