sound/oss/emu10k1/cardmo.h

   1 /*
   2  **********************************************************************
   3  *     cardmo.h
   4  *     Copyright 1999, 2000 Creative Labs, Inc.
   5  *
   6  **********************************************************************
   7  *
   8  *     Date                 Author          Summary of changes
   9  *     ----                 ------          ------------------
  10  *     October 20, 1999     Bertrand Lee    base code release
  11  *     November 2, 1999     Alan Cox        cleaned up
  12  *
  13  **********************************************************************
  14  *
  15  *     This program is free software; you can redistribute it and/or
  16  *     modify it under the terms of the GNU General Public License as
  17  *     published by the Free Software Foundation; either version 2 of
  18  *     the License, or (at your option) any later version.
  19  *
  20  *     This program is distributed in the hope that it will be useful,
  21  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  *     GNU General Public License for more details.
  24  *
  25  *     You should have received a copy of the GNU General Public
  26  *     License along with this program; if not, write to the Free
  27  *     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
  28  *     USA.
  29  *
  30  **********************************************************************
  31  */
  32
  33 #ifndef _CARDMO_H
  34 #define _CARDMO_H
  35
  36 #include "icardmid.h"
  37 #include <linux/interrupt.h>
  38
  39 #define CARDMIDIOUT_STATE_DEFAULT    0x00000000
  40 #define CARDMIDIOUT_STATE_SUSPEND    0x00000001
  41
  42 struct emu10k1_mpuout
  43 {
  44         u32                     status;
  45         u32                     state;
  46         volatile int            intr;
  47         struct midi_queue       *firstmidiq;
  48         struct midi_queue       *lastmidiq;
  49         u8                      laststatus;
  50         struct tasklet_struct   tasklet;
  51         spinlock_t              lock;
  52         struct midi_openinfo    openinfo;
  53 };
  54
  55 int emu10k1_mpuout_open(struct emu10k1_card *, struct midi_openinfo *);
  56 int emu10k1_mpuout_close(struct emu10k1_card *);
  57 int emu10k1_mpuout_add_buffer(struct emu10k1_card *, struct midi_hdr *);
  58
  59 int emu10k1_mpuout_irqhandler(struct emu10k1_card *);
  60 void emu10k1_mpuout_bh(unsigned long);
  61
  62 #endif  /* _CARDMO_H */