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d81a6d7176
These aren't modules, but they do make use of these macros, so they will need export.h to get that definition. Previously, they got it via the implicit module.h inclusion. Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
149 lines
3.8 KiB
C
149 lines
3.8 KiB
C
/*
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* Misc and compatibility things
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* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <linux/init.h>
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#include <linux/export.h>
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#include <linux/moduleparam.h>
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#include <linux/time.h>
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#include <linux/slab.h>
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#include <linux/ioport.h>
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#include <sound/core.h>
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#ifdef CONFIG_SND_DEBUG
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#ifdef CONFIG_SND_DEBUG_VERBOSE
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#define DEFAULT_DEBUG_LEVEL 2
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#else
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#define DEFAULT_DEBUG_LEVEL 1
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#endif
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static int debug = DEFAULT_DEBUG_LEVEL;
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module_param(debug, int, 0644);
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MODULE_PARM_DESC(debug, "Debug level (0 = disable)");
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#endif /* CONFIG_SND_DEBUG */
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void release_and_free_resource(struct resource *res)
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{
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if (res) {
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release_resource(res);
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kfree(res);
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}
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}
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EXPORT_SYMBOL(release_and_free_resource);
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#ifdef CONFIG_SND_VERBOSE_PRINTK
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/* strip the leading path if the given path is absolute */
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static const char *sanity_file_name(const char *path)
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{
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if (*path == '/')
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return strrchr(path, '/') + 1;
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else
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return path;
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}
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#endif
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#if defined(CONFIG_SND_DEBUG) || defined(CONFIG_SND_VERBOSE_PRINTK)
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void __snd_printk(unsigned int level, const char *path, int line,
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const char *format, ...)
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{
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va_list args;
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#ifdef CONFIG_SND_VERBOSE_PRINTK
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struct va_format vaf;
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char verbose_fmt[] = KERN_DEFAULT "ALSA %s:%d %pV";
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#endif
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#ifdef CONFIG_SND_DEBUG
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if (debug < level)
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return;
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#endif
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va_start(args, format);
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#ifdef CONFIG_SND_VERBOSE_PRINTK
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vaf.fmt = format;
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vaf.va = &args;
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if (format[0] == '<' && format[2] == '>') {
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memcpy(verbose_fmt, format, 3);
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vaf.fmt = format + 3;
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} else if (level)
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memcpy(verbose_fmt, KERN_DEBUG, 3);
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printk(verbose_fmt, sanity_file_name(path), line, &vaf);
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#else
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vprintk(format, args);
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#endif
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va_end(args);
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}
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EXPORT_SYMBOL_GPL(__snd_printk);
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#endif
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#ifdef CONFIG_PCI
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#include <linux/pci.h>
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/**
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* snd_pci_quirk_lookup_id - look up a PCI SSID quirk list
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* @vendor: PCI SSV id
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* @device: PCI SSD id
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* @list: quirk list, terminated by a null entry
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*
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* Look through the given quirk list and finds a matching entry
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* with the same PCI SSID. When subdevice is 0, all subdevice
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* values may match.
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*
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* Returns the matched entry pointer, or NULL if nothing matched.
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*/
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const struct snd_pci_quirk *
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snd_pci_quirk_lookup_id(u16 vendor, u16 device,
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const struct snd_pci_quirk *list)
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{
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const struct snd_pci_quirk *q;
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for (q = list; q->subvendor; q++) {
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if (q->subvendor != vendor)
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continue;
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if (!q->subdevice ||
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(device & q->subdevice_mask) == q->subdevice)
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return q;
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}
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return NULL;
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}
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EXPORT_SYMBOL(snd_pci_quirk_lookup_id);
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/**
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* snd_pci_quirk_lookup - look up a PCI SSID quirk list
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* @pci: pci_dev handle
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* @list: quirk list, terminated by a null entry
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*
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* Look through the given quirk list and finds a matching entry
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* with the same PCI SSID. When subdevice is 0, all subdevice
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* values may match.
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*
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* Returns the matched entry pointer, or NULL if nothing matched.
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*/
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const struct snd_pci_quirk *
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snd_pci_quirk_lookup(struct pci_dev *pci, const struct snd_pci_quirk *list)
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{
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return snd_pci_quirk_lookup_id(pci->subsystem_vendor,
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pci->subsystem_device,
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list);
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}
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EXPORT_SYMBOL(snd_pci_quirk_lookup);
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#endif
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