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Annotation of sys/dev/usb/umidivar.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: umidivar.h,v 1.11 2007/06/06 19:25:49 mk Exp $ */
                      2: /*     $NetBSD: umidivar.h,v 1.5 2002/09/12 21:00:42 augustss Exp $    */
                      3: /*
                      4:  * Copyright (c) 2001 The NetBSD Foundation, Inc.
                      5:  * All rights reserved.
                      6:  *
                      7:  * This code is derived from software contributed to The NetBSD Foundation
                      8:  * by Takuya SHIOZAKI (tshiozak@netbsd.org).
                      9:  *
                     10:  * Redistribution and use in source and binary forms, with or without
                     11:  * modification, are permitted provided that the following conditions
                     12:  * are met:
                     13:  * 1. Redistributions of source code must retain the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer.
                     15:  * 2. Redistributions in binary form must reproduce the above copyright
                     16:  *    notice, this list of conditions and the following disclaimer in the
                     17:  *    documentation and/or other materials provided with the distribution.
                     18:  * 3. All advertising materials mentioning features or use of this software
                     19:  *    must display the following acknowledgement:
                     20:  *       This product includes software developed by the NetBSD
                     21:  *       Foundation, Inc. and its contributors.
                     22:  * 4. Neither the name of The NetBSD Foundation nor the names of its
                     23:  *    contributors may be used to endorse or promote products derived
                     24:  *    from this software without specific prior written permission.
                     25:  *
                     26:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
                     27:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
                     28:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
                     29:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
                     30:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
                     31:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
                     32:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
                     33:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
                     34:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
                     35:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     36:  * POSSIBILITY OF SUCH DAMAGE.
                     37:  */
                     38:
                     39: #define UMIDI_PACKET_SIZE 4
                     40: struct umidi_packet {
                     41:        unsigned        status;
                     42:        unsigned        index;
                     43:        unsigned char   buf[UMIDI_PACKET_SIZE];         /* common/voice packet */
                     44: };
                     45:
                     46: /*
                     47:  * hierarchie
                     48:  *
                     49:  * <-- parent         child -->
                     50:  *
                     51:  * umidi(sc) -> endpoint -> jack   <- (dynamically assignable) - mididev
                     52:  *        ^     |    ^     |
                     53:  *        +-----+    +-----+
                     54:  */
                     55:
                     56: /* midi device */
                     57: struct umidi_mididev {
                     58:        struct umidi_softc      *sc;
                     59:        struct device           *mdev;
                     60:        /* */
                     61:        struct umidi_jack       *in_jack;
                     62:        struct umidi_jack       *out_jack;
                     63:        /* */
                     64:        int                     opened;
                     65:        int                     flags;
                     66: };
                     67:
                     68: /* Jack Information */
                     69: struct umidi_jack {
                     70:        struct umidi_endpoint   *endpoint;
                     71:        /* */
                     72:        int                     cable_number;
                     73:        struct umidi_packet     packet;
                     74:        void                    *arg;
                     75:        int                     binded;
                     76:        int                     opened;
                     77:        SIMPLEQ_ENTRY(umidi_jack) intrq_entry;
                     78: #ifdef DIAGNOSTIC
                     79:        unsigned                wait;
                     80: #endif
                     81:        union {
                     82:                struct {
                     83:                        void                            (*intr)(void *);
                     84:                } out;
                     85:                struct {
                     86:                        void                            (*intr)(void *, int);
                     87:                } in;
                     88:        } u;
                     89: };
                     90:
                     91: #define UMIDI_MAX_EPJACKS      16
                     92: /* endpoint data */
                     93: struct umidi_endpoint {
                     94:        struct umidi_softc      *sc;
                     95:        /* */
                     96:        int                     addr;
                     97:        usbd_pipe_handle        pipe;
                     98:        usbd_xfer_handle        xfer;
                     99:        unsigned char           *buffer;
                    100:        unsigned                packetsize;
                    101:        int                     num_open;
                    102:        int                     num_jacks;
                    103:        struct umidi_jack       *jacks[UMIDI_MAX_EPJACKS];
                    104:        unsigned                used;
                    105:        unsigned                busy;
                    106:        unsigned                pending;
                    107:        SIMPLEQ_HEAD(, umidi_jack) intrq;
                    108: };
                    109:
                    110: /* software context */
                    111: struct umidi_softc {
                    112:        struct device           sc_dev;
                    113:        usbd_device_handle      sc_udev;
                    114:        usbd_interface_handle   sc_iface;
                    115:        struct umidi_quirk      *sc_quirk;
                    116:
                    117:        int                     sc_dying;
                    118:
                    119:        int                     sc_out_num_jacks;
                    120:        struct umidi_jack       *sc_out_jacks;
                    121:        int                     sc_in_num_jacks;
                    122:        struct umidi_jack       *sc_in_jacks;
                    123:        struct umidi_jack       *sc_jacks;
                    124:
                    125:        int                     sc_num_mididevs;
                    126:        struct umidi_mididev    *sc_mididevs;
                    127:
                    128:        int                     sc_out_num_endpoints;
                    129:        struct umidi_endpoint   *sc_out_ep;
                    130:        int                     sc_in_num_endpoints;
                    131:        struct umidi_endpoint   *sc_in_ep;
                    132:        struct umidi_endpoint   *sc_endpoints;
                    133: };