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| author | Dmitry Torokhov <dtor@insightbb.com> | 2007-05-01 00:24:54 -0400 |
|---|---|---|
| committer | Dmitry Torokhov <dtor@insightbb.com> | 2007-05-01 00:24:54 -0400 |
| commit | bc95f3669f5e6f63cf0b84fe4922c3c6dd4aa775 (patch) | |
| tree | 427fcf2a7287c16d4b5aa6cbf494d59579a6a8b1 /arch/powerpc/platforms/pasemi/pci.c | |
| parent | 3d29cdff999c37b3876082278a8134a0642a02cd (diff) | |
| parent | dc87c3985e9b442c60994308a96f887579addc39 (diff) | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
drivers/usb/input/Makefile
drivers/usb/input/gtco.c
Diffstat (limited to 'arch/powerpc/platforms/pasemi/pci.c')
| -rw-r--r-- | arch/powerpc/platforms/pasemi/pci.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/pasemi/pci.c b/arch/powerpc/platforms/pasemi/pci.c index 7ecb2ba24db9..056243da360b 100644 --- a/arch/powerpc/platforms/pasemi/pci.c +++ b/arch/powerpc/platforms/pasemi/pci.c @@ -33,7 +33,17 @@ #define PA_PXP_CFA(bus, devfn, off) (((bus) << 20) | ((devfn) << 12) | (off)) -#define CONFIG_OFFSET_VALID(off) ((off) < 4096) +static inline int pa_pxp_offset_valid(u8 bus, u8 devfn, int offset) +{ + /* Device 0 Function 0 is special: It's config space spans function 1 as + * well, so allow larger offset. It's really a two-function device but the + * second function does not probe. + */ + if (bus == 0 && devfn == 0) + return offset < 8192; + else + return offset < 4096; +} static void volatile __iomem *pa_pxp_cfg_addr(struct pci_controller *hose, u8 bus, u8 devfn, int offset) @@ -51,7 +61,7 @@ static int pa_pxp_read_config(struct pci_bus *bus, unsigned int devfn, if (!hose) return PCIBIOS_DEVICE_NOT_FOUND; - if (!CONFIG_OFFSET_VALID(offset)) + if (!pa_pxp_offset_valid(bus->number, devfn, offset)) return PCIBIOS_BAD_REGISTER_NUMBER; addr = pa_pxp_cfg_addr(hose, bus->number, devfn, offset); @@ -85,7 +95,7 @@ static int pa_pxp_write_config(struct pci_bus *bus, unsigned int devfn, if (!hose) return PCIBIOS_DEVICE_NOT_FOUND; - if (!CONFIG_OFFSET_VALID(offset)) + if (!pa_pxp_offset_valid(bus->number, devfn, offset)) return PCIBIOS_BAD_REGISTER_NUMBER; addr = pa_pxp_cfg_addr(hose, bus->number, devfn, offset); |