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| author | Takashi Iwai <tiwai@suse.de> | 2009-01-30 17:27:45 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-02-09 17:19:11 +0100 |
| commit | 8bd4bb7a35e8ebb015a531218614c48e10a3c4ee (patch) | |
| tree | f784818fdca481fd681f90c69ab006dda3a0871e | |
| parent | 18e352e4a73465349711a9324767e1b2453383e2 (diff) | |
| download | blackbird-op-linux-8bd4bb7a35e8ebb015a531218614c48e10a3c4ee.tar.gz blackbird-op-linux-8bd4bb7a35e8ebb015a531218614c48e10a3c4ee.zip | |
ALSA: Add subdevice_mask field to quirk entries
Introduced a new field, subdevice_mask, which specifies the bitmask
to match with the given subdevice ID.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | include/sound/core.h | 16 | ||||
| -rw-r--r-- | sound/core/misc.c | 10 |
2 files changed, 20 insertions, 6 deletions
diff --git a/include/sound/core.h b/include/sound/core.h index f632484bc743..f67952a61a2d 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -446,21 +446,33 @@ static inline int __snd_bug_on(int cond) struct snd_pci_quirk { unsigned short subvendor; /* PCI subvendor ID */ unsigned short subdevice; /* PCI subdevice ID */ + unsigned short subdevice_mask; /* bitmask to match */ int value; /* value */ #ifdef CONFIG_SND_DEBUG_VERBOSE const char *name; /* name of the device (optional) */ #endif }; -#define _SND_PCI_QUIRK_ID(vend,dev) \ - .subvendor = (vend), .subdevice = (dev) +#define _SND_PCI_QUIRK_ID_MASK(vend, mask, dev) \ + .subvendor = (vend), .subdevice = (dev), .subdevice_mask = (mask) +#define _SND_PCI_QUIRK_ID(vend, dev) \ + _SND_PCI_QUIRK_ID_MASK(vend, 0xffff, dev) #define SND_PCI_QUIRK_ID(vend,dev) {_SND_PCI_QUIRK_ID(vend, dev)} #ifdef CONFIG_SND_DEBUG_VERBOSE #define SND_PCI_QUIRK(vend,dev,xname,val) \ {_SND_PCI_QUIRK_ID(vend, dev), .value = (val), .name = (xname)} +#define SND_PCI_QUIRK_VENDOR(vend, xname, val) \ + {_SND_PCI_QUIRK_ID_MASK(vend, 0, 0), .value = (val), .name = (xname)} +#define SND_PCI_QUIRK_MASK(vend, mask, dev, xname, val) \ + {_SND_PCI_QUIRK_ID_MASK(vend, mask, dev), \ + .value = (val), .name = (xname)} #else #define SND_PCI_QUIRK(vend,dev,xname,val) \ {_SND_PCI_QUIRK_ID(vend, dev), .value = (val)} +#define SND_PCI_QUIRK_MASK(vend, mask, dev, xname, val) \ + {_SND_PCI_QUIRK_ID_MASK(vend, mask, dev), .value = (val)} +#define SND_PCI_QUIRK_VENDOR(vend, xname, val) \ + {_SND_PCI_QUIRK_ID_MASK(vend, 0, 0), .value = (val)} #endif const struct snd_pci_quirk * diff --git a/sound/core/misc.c b/sound/core/misc.c index 38524f615d94..a9710e0c97af 100644 --- a/sound/core/misc.c +++ b/sound/core/misc.c @@ -95,12 +95,14 @@ 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)) + for (q = list; q->subvendor; q++) { + if (q->subvendor != pci->subsystem_vendor) + continue; + if (!q->subdevice || + (pci->subsystem_device & q->subdevice_mask) == q->subdevice) return q; + } return NULL; } - EXPORT_SYMBOL(snd_pci_quirk_lookup); #endif |
