From 11e5e050ae811ebb9f08964d4bd0922ac135b7b8 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 16 Oct 2006 14:21:30 +0000 Subject: [PATCH] fix extpci irq assignment bug SVN-Revision: 5159 --- .../linux/brcm-2.6/patches/001-bcm947xx.patch | 20 +++++++++++++++---- 1 file changed, 16 insertions(+), 4 deletions(-) diff --git a/target/linux/brcm-2.6/patches/001-bcm947xx.patch b/target/linux/brcm-2.6/patches/001-bcm947xx.patch index 786b9af788..864f7747de 100644 --- a/target/linux/brcm-2.6/patches/001-bcm947xx.patch +++ b/target/linux/brcm-2.6/patches/001-bcm947xx.patch @@ -11243,7 +11243,7 @@ diff -urN linux.old/arch/mips/bcm947xx/Makefile linux.dev/arch/mips/bcm947xx/Mak diff -urN linux.old/arch/mips/bcm947xx/pci.c linux.dev/arch/mips/bcm947xx/pci.c --- linux.old/arch/mips/bcm947xx/pci.c 1970-01-01 01:00:00.000000000 +0100 +++ linux.dev/arch/mips/bcm947xx/pci.c 2006-10-15 23:29:14.000000000 +0200 -@@ -0,0 +1,215 @@ +@@ -0,0 +1,227 @@ +#include +#include +#include @@ -11356,11 +11356,23 @@ diff -urN linux.old/arch/mips/bcm947xx/pci.c linux.dev/arch/mips/bcm947xx/pci.c + +int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +{ ++ unsigned long flags; + u8 irq; ++ uint idx; + -+ if (dev->bus->number == 1) -+ return 2; -+ ++ /* external: use the irq of the pci core */ ++ if (dev->bus->number >= 1) { ++ spin_lock_irqsave(&sbh_lock, flags); ++ idx = sb_coreidx(sbh); ++ sb_setcore(sbh, SB_PCI, 0); ++ irq = sb_irq(sbh); ++ sb_setcoreidx(sbh, idx); ++ spin_unlock_irqrestore(&sbh_lock, flags); ++ ++ return irq + 2; ++ } ++ ++ /* internal */ + pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq); + return irq + 2; +}