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/*******************************************************************************

*

*      "cs46xxpm.h" --  Cirrus Logic-Crystal CS46XX linux audio driver.

*

*      Copyright (C) 2000,2001  Cirrus Logic Corp.

*            -- tom woller (twoller@crystal.cirrus.com) or

*               (pcaudio@crystal.cirrus.com).

*

*      This program is free software; you can redistribute it and/or modify

*      it under the terms of the GNU General Public License as published by

*      the Free Software Foundation; either version 2 of the License, or

*      (at your option) any later version.

*

*      This program is distributed in the hope that it will be useful,

*      but WITHOUT ANY WARRANTY; without even the implied warranty of

*      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

*      GNU General Public License for more details.

*

*      You should have received a copy of the GNU General Public License

*      along with this program; if not, write to the Free Software

*      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

*

* 12/22/00 trw - new file.

*

*******************************************************************************/

#ifndef __CS46XXPM_H

#define __CS46XXPM_H

#define CS46XX_AC97_HIGHESTREGTORESTORE 0x26

#define CS46XX_AC97_NUMBER_RESTORE_REGS (CS46XX_AC97_HIGHESTREGTORESTORE/2-1)

/* PM state defintions */

#define CS46XX_PM_NOT_REGISTERED        0x1000

#define CS46XX_PM_IDLE                  0x0001

#define CS46XX_PM_SUSPENDING            0x0002

#define CS46XX_PM_SUSPENDED             0x0004

#define CS46XX_PM_RESUMING              0x0008

#define CS46XX_PM_RESUMED               0x0010

#define CS_POWER_DAC                    0x0001

#define CS_POWER_ADC                    0x0002

#define CS_POWER_MIXVON                 0x0004

#define CS_POWER_MIXVOFF                0x0008

#define CS_AC97_POWER_CONTROL_ON        0xf000  /* always on bits (inverted) */

#define CS_AC97_POWER_CONTROL_ADC       0x0100

#define CS_AC97_POWER_CONTROL_DAC       0x0200

#define CS_AC97_POWER_CONTROL_MIXVON    0x0400

#define CS_AC97_POWER_CONTROL_MIXVOFF   0x0800

#define CS_AC97_POWER_CONTROL_ADC_ON    0x0001

#define CS_AC97_POWER_CONTROL_DAC_ON    0x0002

#define CS_AC97_POWER_CONTROL_MIXVON_ON 0x0004

#define CS_AC97_POWER_CONTROL_MIXVOFF_ON 0x0008

struct cs46xx_pm {

        unsigned long flags;

        u32 u32CLKCR1_SAVE,u32SSPMValue,u32PPLVCvalue,u32PPRVCvalue;

        u32 u32FMLVCvalue,u32FMRVCvalue,u32GPIORvalue,u32JSCTLvalue,u32SSCR;

        u32 u32SRCSA,u32DacASR,u32AdcASR,u32DacSR,u32AdcSR,u32MIDCR_Save;

        u32 u32SSPM_BITS;

        u32 ac97[CS46XX_AC97_NUMBER_RESTORE_REGS];

        u32 u32AC97_master_volume, u32AC97_headphone_volume, u32AC97_master_volume_mono;

        u32 u32AC97_pcm_out_volume, u32AC97_powerdown, u32AC97_general_purpose;

        u32 u32hwptr_playback,u32hwptr_capture;

        unsigned dmabuf_swptr_play;

        int dmabuf_count_play;

        unsigned dmabuf_swptr_capture;

        int dmabuf_count_capture;

};

#endif