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powerpc/powernv: Check primary PHB through ID 

The index of one specific PCI controller (struct pci_controller::
global_number) can tell that it's primary one or not. So we needn't
additional variable for that and just remove it.

Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Gavin Shan 2013-07-31 16:47:02 +08:00 committed by Benjamin Herrenschmidt
parent f1b7cc3ec1
commit 2f1ec02ea1
1 changed files with 1 additions and 3 deletions
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4
arch/powerpc/platforms/powernv/pci-ioda.c
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@ -1104,7 +1104,6 @@ void __init pnv_pci_init_ioda_phb(struct device_node *np,
u64 hub_id, int ioda_type)
{
struct pci_controller *hose;
static int primary = 1;
struct pnv_phb *phb;
unsigned long size, m32map_off, iomap_off, pemap_off;
const u64 *prop64;
@ -1164,8 +1163,7 @@ void __init pnv_pci_init_ioda_phb(struct device_node *np,
phb->model = PNV_PHB_MODEL_UNKNOWN;
/* Parse 32-bit and IO ranges (if any) */
pci_process_bridge_OF_ranges(phb->hose, np, primary);
primary = 0;
pci_process_bridge_OF_ranges(hose, np, !hose->global_number);
/* Get registers */
phb->regs = of_iomap(np, 0);