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 71