[PATCH 26/27] powerpc: Remove shim for pci_controller_ops.dma_bus_setup

[Daniel Axtens]

Signed-off-by: Daniel Axtens <d...@axtens.net>
---
 arch/powerpc/include/asm/machdep.h    |  2 --
 arch/powerpc/include/asm/pci-bridge.h | 14 --------------
 arch/powerpc/kernel/pci-common.c      |  5 ++++-
 arch/powerpc/sysdev/dart_iommu.c      |  3 ---
 4 files changed, 4 insertions(+), 20 deletions(-)

diff --git a/arch/powerpc/include/asm/machdep.h 
b/arch/powerpc/include/asm/machdep.h
index 2f7b319..92b085b 100644
--- a/arch/powerpc/include/asm/machdep.h
+++ b/arch/powerpc/include/asm/machdep.h
@@ -103,8 +103,6 @@ struct machdep_calls {
 #endif
 #endif /* CONFIG_PPC64 */
 
-       void            (*pci_dma_bus_setup)(struct pci_bus *bus);
-
        /* Platform set_dma_mask and dma_get_required_mask overrides */
        int             (*dma_set_mask)(struct device *dev, u64 dma_mask);
        u64             (*dma_get_required_mask)(struct device *dev);
diff --git a/arch/powerpc/include/asm/pci-bridge.h 
b/arch/powerpc/include/asm/pci-bridge.h
index e578f67..4f39ef9 100644
--- a/arch/powerpc/include/asm/pci-bridge.h
+++ b/arch/powerpc/include/asm/pci-bridge.h
@@ -277,19 +277,5 @@ static inline int pcibios_vaddr_is_ioport(void __iomem 
*address)
 }
 #endif /* CONFIG_PCI */
 
-/*
- * Shims to prefer pci_controller version over ppc_md where available.
- */
-
-static inline void dma_bus_setup(struct pci_bus *bus)
-{
-       struct pci_controller *hose = pci_bus_to_host(bus);
-
-       if (hose->controller_ops.dma_bus_setup)
-               hose->controller_ops.dma_bus_setup(bus);
-       else if (ppc_md.pci_dma_bus_setup)
-               ppc_md.pci_dma_bus_setup(bus);
-}
-
 #endif /* __KERNEL__ */
 #endif /* _ASM_POWERPC_PCI_BRIDGE_H */
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 433b387..7447b10 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -946,6 +946,7 @@ static void pcibios_fixup_bridge(struct pci_bus *bus)
 
 void pcibios_setup_bus_self(struct pci_bus *bus)
 {
+       struct pci_controller *hose;
        /* Fix up the bus resources for P2P bridges */
        if (bus->self != NULL)
                pcibios_fixup_bridge(bus);
@@ -957,7 +958,9 @@ void pcibios_setup_bus_self(struct pci_bus *bus)
                ppc_md.pcibios_fixup_bus(bus);
 
        /* Setup bus DMA mappings */
-       dma_bus_setup(bus);
+       hose = pci_bus_to_host(bus);
+       if (hose->controller_ops.dma_bus_setup)
+               hose->controller_ops.dma_bus_setup(bus);
 }
 
 static void pcibios_setup_device(struct pci_dev *dev)
diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c
index ca38b1e..87b8000 100644
--- a/arch/powerpc/sysdev/dart_iommu.c
+++ b/arch/powerpc/sysdev/dart_iommu.c
@@ -398,8 +398,6 @@ void __init iommu_init_early_dart(struct pci_controller_ops 
*controller_ops)
        if (controller_ops) {
                controller_ops->dma_dev_setup = pci_dma_dev_setup_dart;
                controller_ops->dma_bus_setup = pci_dma_bus_setup_dart;
-       } else {
-               ppc_md.pci_dma_bus_setup = pci_dma_bus_setup_dart;
        }
        /* Setup pci_dma ops */
        set_pci_dma_ops(&dma_iommu_ops);
@@ -411,7 +409,6 @@ void __init iommu_init_early_dart(struct pci_controller_ops 
*controller_ops)
                controller_ops->dma_dev_setup = NULL;
                controller_ops->dma_bus_setup = NULL;
        }
-       ppc_md.pci_dma_bus_setup = NULL;
 
        /* Setup pci_dma ops */
        set_pci_dma_ops(&dma_direct_ops);
-- 
2.1.4

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