diff options
author | Kumar Gala <galak@kernel.crashing.org> | 2007-02-12 23:57:21 -0600 |
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committer | Kumar Gala <galak@kernel.crashing.org> | 2007-02-12 23:57:21 -0600 |
commit | 54c66f6d781e03dc0b23956234963c4911e6d1c0 (patch) | |
tree | 40619a66ae6d8703a57bf681d087ffeabbffd346 /sound/core/misc.c | |
parent | 8ce0a7df6e6117d8814e976d4b7ce6a6b2c9cf93 (diff) | |
parent | 17e0e27020d028a790d97699aff85a43af5be472 (diff) |
Merge branch 'master' into 85xx
Diffstat (limited to 'sound/core/misc.c')
-rw-r--r-- | sound/core/misc.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/sound/core/misc.c b/sound/core/misc.c index 03fc711f412..6db86a7c970 100644 --- a/sound/core/misc.c +++ b/sound/core/misc.c @@ -78,3 +78,31 @@ void snd_verbose_printd(const char *file, int line, const char *format, ...) EXPORT_SYMBOL(snd_verbose_printd); #endif + +#ifdef CONFIG_PCI +#include <linux/pci.h> +/** + * snd_pci_quirk_lookup - look up a PCI SSID quirk list + * @pci: pci_dev handle + * @list: quirk list, terminated by a null entry + * + * Look through the given quirk list and finds a matching entry + * with the same PCI SSID. When subdevice is 0, all subdevice + * values may match. + * + * Returns the matched entry pointer, or NULL if nothing matched. + */ +const struct snd_pci_quirk * +snd_pci_quirk_lookup(struct pci_dev *pci, const struct snd_pci_quirk *list) +{ + const struct snd_pci_quirk *q; + + for (q = list; q->subvendor; q++) + if (q->subvendor == pci->subsystem_vendor && + (!q->subdevice || q->subdevice == pci->subsystem_device)) + return q; + return NULL; +} + +EXPORT_SYMBOL(snd_pci_quirk_lookup); +#endif |