sound/soc/mid-x86/sst_platform.h

   1 /*
   2  *  sst_platform.h - Intel MID Platform driver header file
   3  *
   4  *  Copyright (C) 2010 Intel Corp
   5  *  Author: Vinod Koul <vinod.koul@intel.com>
   6  *  Author: Harsha Priya <priya.harsha@intel.com>
   7  *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; version 2 of the License.
  12  *
  13  *  This program is distributed in the hope that it will be useful, but
  14  *  WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  *  General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License along
  19  *  with this program; if not, write to the Free Software Foundation, Inc.,
  20  *  59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  21  *
  22  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  23  *
  24  *
  25  */
  26
  27 #ifndef __SST_PLATFORMDRV_H__
  28 #define __SST_PLATFORMDRV_H__
  29
  30 #define SST_MONO                1
  31 #define SST_STEREO              2
  32 #define SST_MAX_CAP             5
  33
  34 #define SST_MIN_RATE            8000
  35 #define SST_MAX_RATE            48000
  36 #define SST_MIN_CHANNEL         1
  37 #define SST_MAX_CHANNEL         5
  38 #define SST_MAX_BUFFER          (800*1024)
  39 #define SST_MIN_BUFFER          (800*1024)
  40 #define SST_MIN_PERIOD_BYTES    32
  41 #define SST_MAX_PERIOD_BYTES    SST_MAX_BUFFER
  42 #define SST_MIN_PERIODS         2
  43 #define SST_MAX_PERIODS         (1024*2)
  44 #define SST_FIFO_SIZE           0
  45 #define SST_CARD_NAMES          "intel_mid_card"
  46 #define MSIC_VENDOR_ID          3
  47
  48 struct sst_runtime_stream {
  49         int     stream_status;
  50         struct pcm_stream_info stream_info;
  51         struct intel_sst_card_ops *sstdrv_ops;
  52         spinlock_t      status_lock;
  53 };
  54
  55 enum sst_drv_status {
  56         SST_PLATFORM_INIT = 1,
  57         SST_PLATFORM_STARTED,
  58         SST_PLATFORM_RUNNING,
  59         SST_PLATFORM_PAUSED,
  60         SST_PLATFORM_DROPPED,
  61 };
  62
  63 #endif