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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*******************************************************************************
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
54struct 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