target/linux/ubicom32/files/arch/ubicom32/include/asm/ubi32-pcm.h

   1 /*
   2  * arch/ubicom32/include/asm/ubi32-pcm.h
   3  *   Ubicom32 architecture PCM driver platform data definitions.
   4  *
   5  * (C) Copyright 2009, Ubicom, Inc.
   6  *
   7  * This file is part of the Ubicom32 Linux Kernel Port.
   8  *
   9  * The Ubicom32 Linux Kernel Port is free software: you can redistribute
  10  * it and/or modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation, either version 2 of the
  12  * License, or (at your option) any later version.
  13  *
  14  * The Ubicom32 Linux Kernel Port is distributed in the hope that it
  15  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  16  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  17  * the GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with the Ubicom32 Linux Kernel Port.  If not,
  21  * see <http://www.gnu.org/licenses/>.
  22  */
  23 #ifndef _ASM_UBICOM32_UBI32_PCM_H
  24 #define _ASM_UBICOM32_UBI32_PCM_H
  25
  26 /*
  27  * This function is called when the sample rate has changed
  28  */
  29 typedef int (*ubi32_pcm_set_rate_fn_t)(void *appdata, int rate);
  30
  31 struct ubi32pcm_platform_data {
  32         /*
  33          * Name of the audio node/inst
  34          */
  35         const char              *node_name;
  36         const char              *inst_name;
  37         int                     inst_num;
  38
  39         /*
  40          * Application specific data provided when calling functions
  41          */
  42         void                    *appdata;
  43
  44         /*
  45          * Functions called when various things happen
  46          */
  47         ubi32_pcm_set_rate_fn_t set_rate;
  48
  49         /*
  50          * Pointer to optional upper layer data (i.e. DAC config, etc)
  51          */
  52         void                    *priv_data;
  53 };
  54 #endif /* _ASM_UBICOM32_UBI32_PCM_H */