sound/soc/ux500/ux500_pcm.h

   1 /*
   2  * Copyright (C) ST-Ericsson SA 2012
   3  *
   4  * Author: Ola Lilja <ola.o.lilja@stericsson.com>,
   5  *         Roger Nilsson <roger.xr.nilsson@stericsson.com>
   6  *         for ST-Ericsson.
   7  *
   8  * License terms:
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as published
  12  * by the Free Software Foundation.
  13  */
  14 #ifndef UX500_PCM_H
  15 #define UX500_PCM_H
  16
  17 #include <asm/page.h>
  18
  19 #include <linux/workqueue.h>
  20
  21 #define UX500_PLATFORM_MIN_RATE_PLAYBACK 8000
  22 #define UX500_PLATFORM_MAX_RATE_PLAYBACK 48000
  23 #define UX500_PLATFORM_MIN_RATE_CAPTURE 8000
  24 #define UX500_PLATFORM_MAX_RATE_CAPTURE 48000
  25
  26 #define UX500_PLATFORM_MIN_CHANNELS 1
  27 #define UX500_PLATFORM_MAX_CHANNELS 8
  28
  29 #define UX500_PLATFORM_PERIODS_BYTES_MIN        128
  30 #define UX500_PLATFORM_PERIODS_BYTES_MAX        (64 * PAGE_SIZE)
  31 #define UX500_PLATFORM_PERIODS_MIN              2
  32 #define UX500_PLATFORM_PERIODS_MAX              48
  33 #define UX500_PLATFORM_BUFFER_BYTES_MAX         (2048 * PAGE_SIZE)
  34
  35 int ux500_pcm_register_platform(struct platform_device *pdev);
  36 int ux500_pcm_unregister_platform(struct platform_device *pdev);
  37
  38 #endif