blob: 102d1c36cf26a67386258e28022760b5669844c2 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * Misc and compatibility things
Jaroslav Kyselac1017a42007-10-15 09:50:19 +02003 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
Linus Torvalds1da177e2005-04-16 15:20:36 -07004 *
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
Linus Torvalds1da177e2005-04-16 15:20:36 -070022#include <linux/init.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070023#include <linux/time.h>
Takashi Iwaib1d57762005-10-10 11:56:31 +020024#include <linux/ioport.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070025#include <sound/core.h>
26
Takashi Iwaib1d57762005-10-10 11:56:31 +020027void release_and_free_resource(struct resource *res)
28{
29 if (res) {
30 release_resource(res);
Takashi Iwaie38e0cf2005-10-10 11:59:52 +020031 kfree(res);
Takashi Iwaib1d57762005-10-10 11:56:31 +020032 }
33}
34
Takashi Iwaic0d3fb32006-04-28 15:13:39 +020035EXPORT_SYMBOL(release_and_free_resource);
36
Linus Torvalds1da177e2005-04-16 15:20:36 -070037#ifdef CONFIG_SND_VERBOSE_PRINTK
38void snd_verbose_printk(const char *file, int line, const char *format, ...)
39{
40 va_list args;
41
42 if (format[0] == '<' && format[1] >= '0' && format[1] <= '9' && format[2] == '>') {
43 char tmp[] = "<0>";
44 tmp[1] = format[1];
45 printk("%sALSA %s:%d: ", tmp, file, line);
46 format += 3;
47 } else {
48 printk("ALSA %s:%d: ", file, line);
49 }
50 va_start(args, format);
51 vprintk(format, args);
52 va_end(args);
53}
Takashi Iwaic0d3fb32006-04-28 15:13:39 +020054
55EXPORT_SYMBOL(snd_verbose_printk);
Linus Torvalds1da177e2005-04-16 15:20:36 -070056#endif
57
58#if defined(CONFIG_SND_DEBUG) && defined(CONFIG_SND_VERBOSE_PRINTK)
59void snd_verbose_printd(const char *file, int line, const char *format, ...)
60{
61 va_list args;
62
63 if (format[0] == '<' && format[1] >= '0' && format[1] <= '9' && format[2] == '>') {
64 char tmp[] = "<0>";
65 tmp[1] = format[1];
66 printk("%sALSA %s:%d: ", tmp, file, line);
67 format += 3;
68 } else {
69 printk(KERN_DEBUG "ALSA %s:%d: ", file, line);
70 }
71 va_start(args, format);
72 vprintk(format, args);
73 va_end(args);
74
75}
Takashi Iwaic0d3fb32006-04-28 15:13:39 +020076
77EXPORT_SYMBOL(snd_verbose_printd);
Linus Torvalds1da177e2005-04-16 15:20:36 -070078#endif
Takashi Iwaid9ea4722006-11-24 15:34:06 +010079
80#ifdef CONFIG_PCI
81#include <linux/pci.h>
82/**
83 * snd_pci_quirk_lookup - look up a PCI SSID quirk list
84 * @pci: pci_dev handle
85 * @list: quirk list, terminated by a null entry
86 *
87 * Look through the given quirk list and finds a matching entry
88 * with the same PCI SSID. When subdevice is 0, all subdevice
89 * values may match.
90 *
91 * Returns the matched entry pointer, or NULL if nothing matched.
92 */
93const struct snd_pci_quirk *
94snd_pci_quirk_lookup(struct pci_dev *pci, const struct snd_pci_quirk *list)
95{
96 const struct snd_pci_quirk *q;
97
98 for (q = list; q->subvendor; q++)
99 if (q->subvendor == pci->subsystem_vendor &&
100 (!q->subdevice || q->subdevice == pci->subsystem_device))
101 return q;
102 return NULL;
103}
104
105EXPORT_SYMBOL(snd_pci_quirk_lookup);
106#endif