cs46xxpm.h
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上传日期:2013-02-24
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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