1 /*******************************************************************************
2 *
3 *      "cs46xxpm-24.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 __CS46XXPM24_H
27 #define __CS46XXPM24_H
28 
29 #include <linux/pm.h>
30 #include "cs46xxpm.h"
31 
32 
33 #define CS46XX_ACPI_SUPPORT 1
34 #ifdef CS46XX_ACPI_SUPPORT
35 /*
36 * for now (12/22/00) only enable the pm_register PM support.
37 * allow these table entries to be null.
38 */
39 static int cs46xx_suspend_tbl(struct pci_dev *pcidev, u32 state);
40 static int cs46xx_resume_tbl(struct pci_dev *pcidev);
41 #define cs_pm_register(a, b, c)  0
42 #define cs_pm_unregister_all(a)
43 #define CS46XX_SUSPEND_TBL cs46xx_suspend_tbl
44 #define CS46XX_RESUME_TBL cs46xx_resume_tbl
45 #else
46 #define cs_pm_register(a, b, c) pm_register((a), (b), (c));
47 #define cs_pm_unregister_all(a) pm_unregister_all((a));
48 #define CS46XX_SUSPEND_TBL cs46xx_null
49 #define CS46XX_RESUME_TBL cs46xx_null
50 #endif
51 int cs46xx_pm_callback(struct pm_dev *dev, pm_request_t rqst, void *data);
52 
53 #endif
54