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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-09-19 17:45:06 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-09-20 16:12:44 +1000
commitc1a2562ac5edcb3965760f4a37368122d85657af (patch)
tree294311d74c126c18220c897fcaf04cf29effda61 /arch/powerpc/platforms/powernv/pci.h
parent61305a96fad622ae0f0e78cb06f67ad721d378f9 (diff)
downloadvexpress-lsk-c1a2562ac5edcb3965760f4a37368122d85657af.tar.gz
powerpc/powernv: Implement MSI support for p5ioc2 PCIe
This implements support for MSIs on p5ioc2 PHBs. We only support MSIs on the PCIe PHBs, not the PCI-X ones as the later hasn't been properly verified in HW. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms/powernv/pci.h')
-rw-r--r--arch/powerpc/platforms/powernv/pci.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/pci.h b/arch/powerpc/platforms/powernv/pci.h
index 6730a10d736..d4dbc495093 100644
--- a/arch/powerpc/platforms/powernv/pci.h
+++ b/arch/powerpc/platforms/powernv/pci.h
@@ -16,6 +16,16 @@ struct pnv_phb {
void __iomem *regs;
spinlock_t lock;
+#ifdef CONFIG_PCI_MSI
+ unsigned long *msi_map;
+ unsigned int msi_base;
+ unsigned int msi_count;
+ unsigned int msi_next;
+ unsigned int msi32_support;
+#endif
+ int (*msi_setup)(struct pnv_phb *phb, struct pci_dev *dev,
+ unsigned int hwirq, unsigned int is_64,
+ struct msi_msg *msg);
void (*dma_dev_setup)(struct pnv_phb *phb, struct pci_dev *pdev);
void (*fixup_phb)(struct pci_controller *hose);
u32 (*bdfn_to_pe)(struct pnv_phb *phb, struct pci_bus *bus, u32 devfn);