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authorDaniel Axtens <dja@axtens.net>2015-04-27 12:33:51 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2015-04-29 19:43:58 +1000
commitd33047fd7e7d93662622888681861ba84d43c506 (patch)
tree0db0b615b405a7405dff852d1d311025c1af2ea5 /arch/powerpc/platforms
parent433c5c20c505fef92be84c6afab70f1c2ab5eda3 (diff)
downloadlinux-d33047fd7e7d93662622888681861ba84d43c506.tar.bz2
powerpc/powernv: Fix early pci_controller_ops loading.
Load the PowerNV platform pci controller ops into pci controllers after all the operations are loaded into the platform ops struct, not before. Otherwise we aren't actually setting the ops properly which can break IO for some devices. Fixes: 65ebf4b63 ("powerpc/powernv: Move controller ops from ppc_md to controller_ops") Reported-by: Gavin Shan <gwshan@linux.vnet.ibm.com> Reviewed-by: Gavin Shan <gwshan@linux.vnet.ibm.com> Signed-off-by: Daniel Axtens <dja@axtens.net> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/powernv/pci-ioda.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index 920c252d1f49..f8bc950efcae 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -2693,7 +2693,6 @@ static void __init pnv_pci_init_ioda_phb(struct device_node *np,
hose->last_busno = 0xff;
}
hose->private_data = phb;
- hose->controller_ops = pnv_pci_controller_ops;
phb->hub_id = hub_id;
phb->opal_id = phb_id;
phb->type = ioda_type;
@@ -2812,6 +2811,7 @@ static void __init pnv_pci_init_ioda_phb(struct device_node *np,
pnv_pci_controller_ops.enable_device_hook = pnv_pci_enable_device_hook;
pnv_pci_controller_ops.window_alignment = pnv_pci_window_alignment;
pnv_pci_controller_ops.reset_secondary_bus = pnv_pci_reset_secondary_bus;
+ hose->controller_ops = pnv_pci_controller_ops;
#ifdef CONFIG_PCI_IOV
ppc_md.pcibios_fixup_sriov = pnv_pci_ioda_fixup_iov_resources;