blob: 6cabab8cc5374993d0e856d340d8894c4d965596 [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
22#include <sound/driver.h>
23#include <linux/init.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070024#include <linux/time.h>
Takashi Iwaib1d57762005-10-10 11:56:31 +020025#include <linux/ioport.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070026#include <sound/core.h>
27
Takashi Iwaib1d57762005-10-10 11:56:31 +020028void release_and_free_resource(struct resource *res)
29{
30 if (res) {
31 release_resource(res);
Takashi Iwaie38e0cf2005-10-10 11:59:52 +020032 kfree(res);
Takashi Iwaib1d57762005-10-10 11:56:31 +020033 }
34}
35
Takashi Iwaic0d3fb32006-04-28 15:13:39 +020036EXPORT_SYMBOL(release_and_free_resource);
37
Linus Torvalds1da177e2005-04-16 15:20:36 -070038#ifdef CONFIG_SND_VERBOSE_PRINTK
39void snd_verbose_printk(const char *file, int line, const char *format, ...)
40{
41 va_list args;
42
43 if (format[0] == '<' && format[1] >= '0' && format[1] <= '9' && format[2] == '>') {
44 char tmp[] = "<0>";
45 tmp[1] = format[1];
46 printk("%sALSA %s:%d: ", tmp, file, line);
47 format += 3;
48 } else {
49 printk("ALSA %s:%d: ", file, line);
50 }
51 va_start(args, format);
52 vprintk(format, args);
53 va_end(args);
54}
Takashi Iwaic0d3fb32006-04-28 15:13:39 +020055
56EXPORT_SYMBOL(snd_verbose_printk);
Linus Torvalds1da177e2005-04-16 15:20:36 -070057#endif
58
59#if defined(CONFIG_SND_DEBUG) && defined(CONFIG_SND_VERBOSE_PRINTK)
60void snd_verbose_printd(const char *file, int line, const char *format, ...)
61{
62 va_list args;
63
64 if (format[0] == '<' && format[1] >= '0' && format[1] <= '9' && format[2] == '>') {
65 char tmp[] = "<0>";
66 tmp[1] = format[1];
67 printk("%sALSA %s:%d: ", tmp, file, line);
68 format += 3;
69 } else {
70 printk(KERN_DEBUG "ALSA %s:%d: ", file, line);
71 }
72 va_start(args, format);
73 vprintk(format, args);
74 va_end(args);
75
76}
Takashi Iwaic0d3fb32006-04-28 15:13:39 +020077
78EXPORT_SYMBOL(snd_verbose_printd);
Linus Torvalds1da177e2005-04-16 15:20:36 -070079#endif
Takashi Iwaid9ea4722006-11-24 15:34:06 +010080
81#ifdef CONFIG_PCI
82#include <linux/pci.h>
83/**
84 * snd_pci_quirk_lookup - look up a PCI SSID quirk list
85 * @pci: pci_dev handle
86 * @list: quirk list, terminated by a null entry
87 *
88 * Look through the given quirk list and finds a matching entry
89 * with the same PCI SSID. When subdevice is 0, all subdevice
90 * values may match.
91 *
92 * Returns the matched entry pointer, or NULL if nothing matched.
93 */
94const struct snd_pci_quirk *
95snd_pci_quirk_lookup(struct pci_dev *pci, const struct snd_pci_quirk *list)
96{
97 const struct snd_pci_quirk *q;
98
99 for (q = list; q->subvendor; q++)
100 if (q->subvendor == pci->subsystem_vendor &&
101 (!q->subdevice || q->subdevice == pci->subsystem_device))
102 return q;
103 return NULL;
104}
105
106EXPORT_SYMBOL(snd_pci_quirk_lookup);
107#endif