* [patch 2.5-bk] PCI 1/3: transparent bridge detection fix
@ 2002-11-06 18:05 Ivan Kokshaysky
0 siblings, 0 replies; only message in thread
From: Ivan Kokshaysky @ 2002-11-06 18:05 UTC (permalink / raw)
To: Linus Torvalds; +Cc: linux-kernel
The detection of subtractive decoding bridges is broken: `class' variable
doesn't contain ProgIf byte at this point, I should check `dev->class'
instead.
Ivan.
--- 2.5-bk/drivers/pci/probe.c Wed Nov 6 17:38:46 2002
+++ linux/drivers/pci/probe.c Wed Nov 6 18:16:52 2002
@@ -384,7 +384,7 @@ int pci_setup_device(struct pci_dev * de
/* The PCI-to-PCI bridge spec requires that subtractive
decoding (i.e. transparent) bridge must have programming
interface code of 0x01. */
- dev->transparent = ((class & 0xff) == 1);
+ dev->transparent = ((dev->class & 0xff) == 1);
pci_read_bases(dev, 2, PCI_ROM_ADDRESS1);
break;
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2002-11-06 18:05 [patch 2.5-bk] PCI 1/3: transparent bridge detection fix Ivan Kokshaysky
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