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PCI: use fixed-up device class when configuring device

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The device class may be changed after the fixup, so re-read the class
value from pci_dev when configuring the device.  Otherwise some devices
such as JMicron SATA controller won't work.

Reviewed-by: Matthew Wilcox <[email protected]>
Reviewed-by: Grant Grundler <[email protected]>
Tested-by: Marc Dionne <[email protected]>
Signed-off-by: Yu Zhao <[email protected]>
Signed-off-by: Jesse Barnes <[email protected]>
This commit is contained in:
Yu Zhao 2009-05-28 00:25:05 +08:00 • committed by Jesse Barnes
commit f79b1b146b
1 changed files with 2 additions and 0 deletions
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2
drivers/pci/probe.c
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@ -745,6 +745,8 @@ int pci_setup_device(struct pci_dev *dev)
/* Early fixups, before probing the BARs */
pci_fixup_device(pci_fixup_early, dev);
/* device class may be changed after fixup */
class = dev->class >> 8;
switch (dev->hdr_type) { /* header type */
case PCI_HEADER_TYPE_NORMAL: /* standard header */