mmcbus_if.m

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    1 #-
    2 # Copyright (c) 2006 M. Warner Losh
    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 # 2. Redistributions in binary form must reproduce the above copyright
   11 #    notice, this list of conditions and the following disclaimer in the
   12 #    documentation and/or other materials provided with the distribution.
   13 #
   14 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17 # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24 # SUCH DAMAGE.
   25 #
   26 # $FreeBSD: releng/6.4/sys/dev/mmc/mmcbus_if.m 164433 2006-11-20 07:16:28Z imp $
   27 #
   28 
   29 #include <dev/mmc/mmcreg.h>
   30 #include <dev/mmc/bridge.h>
   31 
   32 #
   33 # This is the set of callbacks that mmc bridges call into the bus, or
   34 # that mmc/sd card drivers call to make requests.
   35 #
   36 
   37 INTERFACE mmcbus;
   38 
   39 #
   40 # Queue and wait for a request.
   41 #
   42 METHOD int wait_for_request {
   43         device_t        brdev;
   44         device_t        reqdev;
   45         struct mmc_request *req;
   46 };
   47 
   48 #
   49 # Claim the current bridge, blocking the current thread until the host
   50 # is no longer busy.
   51 #
   52 METHOD int acquire_bus {
   53         device_t        brdev;
   54         device_t        reqdev;
   55 }
   56 
   57 #
   58 # Release the current bridge.
   59 #
   60 METHOD int release_bus {
   61         device_t        brdev;
   62         device_t        reqdev;
   63 }

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FreeBSD/Linux Kernel Cross Reference sys/dev/mmc/mmcbus_if.m

FreeBSD/Linux Kernel Cross Reference
sys/dev/mmc/mmcbus_if.m