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#ifndef NOT_CS4281_PM
/*******************************************************************************
*
* "cs4281pm.h" -- Cirrus Logic-Crystal CS4281 linux audio driver.
*
* Copyright (C) 2000,2001 Cirrus Logic Corp.
* -- tom woller (twoller@crystal.cirrus.com) or
* (audio@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.
*
*******************************************************************************/
/* general pm definitions */
#define CS4281_AC97_HIGHESTREGTORESTORE 0x26
#define CS4281_AC97_NUMBER_RESTORE_REGS (CS4281_AC97_HIGHESTREGTORESTORE/2-1)
/* pipeline definitions */
#define CS4281_NUMBER_OF_PIPELINES 4
#define CS4281_PIPELINE_VALID 0x0001
#define CS4281_PLAYBACK_PIPELINE_NUMBER 0x0000
#define CS4281_CAPTURE_PIPELINE_NUMBER 0x0001
/* PM state defintions */
#define CS4281_PM_NOT_REGISTERED 0x1000
#define CS4281_PM_IDLE 0x0001
#define CS4281_PM_SUSPENDING 0x0002
#define CS4281_PM_SUSPENDED 0x0004
#define CS4281_PM_RESUMING 0x0008
#define CS4281_PM_RESUMED 0x0010
struct cs4281_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[CS4281_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;
};
struct cs4281_pipeline {
unsigned flags;
unsigned number;
u32 u32DBAnValue,u32DBCnValue,u32DMRnValue,u32DCRnValue;
u32 u32DBAnAddress,u32DCAnAddress,u32DBCnAddress,u32DCCnAddress;
u32 u32DMRnAddress,u32DCRnAddress,u32HDSRnAddress;
u32 u32DBAn_Save,u32DBCn_Save,u32DMRn_Save,u32DCRn_Save;
u32 u32DCCn_Save,u32DCAn_Save;
/*
* technically, these are fifo variables, but just map the
* first fifo with the first pipeline and then use the fifo
* variables inside of the pipeline struct.
*/
u32 u32FCRn_Save,u32FSICn_Save;
u32 u32FCRnValue,u32FCRnAddress,u32FSICnValue,u32FSICnAddress;
u32 u32FPDRnValue,u32FPDRnAddress;
};
#endif
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