pci: Arch hook to determine config space size

[Brian King]

Benjamin Herrenschmidt wrote:
> On Mon, 2005-01-31 at 16:43 -0600, Brian King wrote:
> 
> 
>>diff -puN include/asm-ppc64/prom.h~ppc64_pcix_mode2_cfg include/asm-ppc64/prom.h
>>--- linux-2.6.11-rc2-bk9/include/asm-ppc64/prom.h~ppc64_pcix_mode2_cfg	2005-01-31 14:32:01.000000000 -0600
>>+++ linux-2.6.11-rc2-bk9-bjking1/include/asm-ppc64/prom.h	2005-01-31 14:32:01.000000000 -0600
>>@@ -137,6 +137,7 @@ struct device_node {
>> 	int	devfn;			/* for pci devices */
>> 	int	eeh_mode;		/* See eeh.h for possible EEH_MODEs */
>> 	int	eeh_config_addr;
>>+	int	pci_ext_config_space;	/* for phb's or bridges */
>> 	struct  pci_controller *phb;	/* for pci devices */
>> 	struct	iommu_table *iommu_table;	/* for phb's or bridges */
> 
> 
> Grrr... more crap added to the device-node, I don't like that ...
> 
> This is a PHB only field, can't it be in struct pci_controller instead ?

Assuming I am reading the spec correctly, this is only a property of the 
PHB, so I could move it into the pci_controller struct instead.

-- 
Brian King
eServer Storage I/O
IBM Linux Technology Center
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