sound/oss/cs46xxpm.h

   1 /*******************************************************************************
   2 *
   3 *      "cs46xxpm.h" --  Cirrus Logic-Crystal CS46XX linux audio driver.
   4 *
   5 *      Copyright (C) 2000,2001  Cirrus Logic Corp.
   6 *            -- tom woller (twoller@crystal.cirrus.com) or
   7 *               (pcaudio@crystal.cirrus.com).
   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; either version 2 of the License, or
  12 *      (at your option) any later version.
  13 *
  14 *      This program is distributed in the hope that it will be useful,
  15 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 *      GNU General Public License for more details.
  18 *
  19 *      You should have received a copy of the GNU General Public License
  20 *      along with this program; if not, write to the Free Software
  21 *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22 *
  23 * 12/22/00 trw - new file.
  24 *
  25 *******************************************************************************/
  26 #ifndef __CS46XXPM_H
  27 #define __CS46XXPM_H
  28
  29 #define CS46XX_AC97_HIGHESTREGTORESTORE 0x26
  30 #define CS46XX_AC97_NUMBER_RESTORE_REGS (CS46XX_AC97_HIGHESTREGTORESTORE/2-1)
  31
  32 /* PM state defintions */
  33 #define CS46XX_PM_NOT_REGISTERED        0x1000
  34 #define CS46XX_PM_IDLE                  0x0001
  35 #define CS46XX_PM_SUSPENDING            0x0002
  36 #define CS46XX_PM_SUSPENDED             0x0004
  37 #define CS46XX_PM_RESUMING              0x0008
  38 #define CS46XX_PM_RESUMED               0x0010
  39
  40 #define CS_POWER_DAC                    0x0001
  41 #define CS_POWER_ADC                    0x0002
  42 #define CS_POWER_MIXVON                 0x0004
  43 #define CS_POWER_MIXVOFF                0x0008
  44 #define CS_AC97_POWER_CONTROL_ON        0xf000  /* always on bits (inverted) */
  45 #define CS_AC97_POWER_CONTROL_ADC       0x0100
  46 #define CS_AC97_POWER_CONTROL_DAC       0x0200
  47 #define CS_AC97_POWER_CONTROL_MIXVON    0x0400
  48 #define CS_AC97_POWER_CONTROL_MIXVOFF   0x0800
  49 #define CS_AC97_POWER_CONTROL_ADC_ON    0x0001
  50 #define CS_AC97_POWER_CONTROL_DAC_ON    0x0002
  51 #define CS_AC97_POWER_CONTROL_MIXVON_ON 0x0004
  52 #define CS_AC97_POWER_CONTROL_MIXVOFF_ON 0x0008
  53
  54 struct cs46xx_pm {
  55         unsigned long flags;
  56         u32 u32CLKCR1_SAVE,u32SSPMValue,u32PPLVCvalue,u32PPRVCvalue;
  57         u32 u32FMLVCvalue,u32FMRVCvalue,u32GPIORvalue,u32JSCTLvalue,u32SSCR;
  58         u32 u32SRCSA,u32DacASR,u32AdcASR,u32DacSR,u32AdcSR,u32MIDCR_Save;
  59         u32 u32SSPM_BITS;
  60         u32 ac97[CS46XX_AC97_NUMBER_RESTORE_REGS];
  61         u32 u32AC97_master_volume, u32AC97_headphone_volume, u32AC97_master_volume_mono;
  62         u32 u32AC97_pcm_out_volume, u32AC97_powerdown, u32AC97_general_purpose;
  63         u32 u32hwptr_playback,u32hwptr_capture;
  64         unsigned dmabuf_swptr_play;
  65         int dmabuf_count_play;
  66         unsigned dmabuf_swptr_capture;
  67         int dmabuf_count_capture;
  68 };
  69
  70 #endif