cs4281pm.h
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上传日期:2013-02-24
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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