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| author | jkim <jkim@FreeBSD.org> | 2009-04-27 18:10:42 +0000 |
|---|---|---|
| committer | jkim <jkim@FreeBSD.org> | 2009-04-27 18:10:42 +0000 |
| commit | 0dffd8719168deb07b1f0cc8db36e3948f969cbb (patch) | |
| tree | b582ffce45f739f40cb0600e389b6ce605bc4d5f /sys/dev/ata/ata-pci.c | |
| parent | fd252e7b254b6e7ef2ae59257b281d3e04d6602e (diff) | |
| download | FreeBSD-src-0dffd8719168deb07b1f0cc8db36e3948f969cbb.zip FreeBSD-src-0dffd8719168deb07b1f0cc8db36e3948f969cbb.tar.gz | |
Reduce excessive pci_get_devid() and pci_get_revid() calls
on the same PCI device while device probing.
Diffstat (limited to 'sys/dev/ata/ata-pci.c')
| -rw-r--r-- | sys/dev/ata/ata-pci.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/sys/dev/ata/ata-pci.c b/sys/dev/ata/ata-pci.c index 5fe26a8..65a7fca 100644 --- a/sys/dev/ata/ata-pci.c +++ b/sys/dev/ata/ata-pci.c @@ -759,13 +759,17 @@ ata_set_desc(device_t dev) struct ata_chip_id * ata_match_chip(device_t dev, struct ata_chip_id *index) { + uint32_t devid; + uint8_t revid; + + devid = pci_get_devid(dev); + revid = pci_get_revid(dev); while (index->chipid != 0) { - if (pci_get_devid(dev) == index->chipid && - pci_get_revid(dev) >= index->chiprev) - return index; + if (devid == index->chipid && revid >= index->chiprev) + return (index); index++; } - return NULL; + return (NULL); } struct ata_chip_id * |
