diff options
| -rw-r--r-- | arch/powerpc/include/asm/iommu.h | 3 | ||||
| -rw-r--r-- | arch/powerpc/platforms/maple/setup.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powermac/setup.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/sysdev/dart_iommu.c | 16 |
4 files changed, 16 insertions, 7 deletions
diff --git a/arch/powerpc/include/asm/iommu.h b/arch/powerpc/include/asm/iommu.h index f1ea597..0be7d9e 100644 --- a/arch/powerpc/include/asm/iommu.h +++ b/arch/powerpc/include/asm/iommu.h @@ -29,6 +29,7 @@ #include <linux/bitops.h> #include <asm/machdep.h> #include <asm/types.h> +#include <asm/pci-bridge.h> #define IOMMU_PAGE_SHIFT_4K 12 #define IOMMU_PAGE_SIZE_4K (ASM_CONST(1) << IOMMU_PAGE_SHIFT_4K) @@ -169,7 +170,7 @@ extern void iommu_unmap_page(struct iommu_table *tbl, dma_addr_t dma_handle, struct dma_attrs *attrs); extern void iommu_init_early_pSeries(void); -extern void iommu_init_early_dart(void); +extern void iommu_init_early_dart(struct pci_controller_ops *controller_ops); extern void iommu_init_early_pasemi(void); extern void alloc_dart_table(void); diff --git a/arch/powerpc/platforms/maple/setup.c b/arch/powerpc/platforms/maple/setup.c index 56b85cd..3bf2e03 100644 --- a/arch/powerpc/platforms/maple/setup.c +++ b/arch/powerpc/platforms/maple/setup.c @@ -203,7 +203,7 @@ static void __init maple_init_early(void) { DBG(" -> maple_init_early\n"); - iommu_init_early_dart(); + iommu_init_early_dart(NULL); DBG(" <- maple_init_early\n"); } diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c index efe172d..71a353c 100644 --- a/arch/powerpc/platforms/powermac/setup.c +++ b/arch/powerpc/platforms/powermac/setup.c @@ -473,7 +473,7 @@ static void __init pmac_init_early(void) udbg_adb_init(!!strstr(boot_command_line, "btextdbg")); #ifdef CONFIG_PPC64 - iommu_init_early_dart(); + iommu_init_early_dart(NULL); #endif /* SMP Init has to be done early as we need to patch up diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c index 9e5353f..120e96a 100644 --- a/arch/powerpc/sysdev/dart_iommu.c +++ b/arch/powerpc/sysdev/dart_iommu.c @@ -369,7 +369,7 @@ static int dart_dma_set_mask(struct device *dev, u64 dma_mask) return 0; } -void __init iommu_init_early_dart(void) +void __init iommu_init_early_dart(struct pci_controller_ops *controller_ops) { struct device_node *dn; @@ -395,15 +395,23 @@ void __init iommu_init_early_dart(void) if (dart_is_u4) ppc_md.dma_set_mask = dart_dma_set_mask; - ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_dart; - ppc_md.pci_dma_bus_setup = pci_dma_bus_setup_dart; - + 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_dev_setup = pci_dma_dev_setup_dart; + ppc_md.pci_dma_bus_setup = pci_dma_bus_setup_dart; + } /* Setup pci_dma ops */ set_pci_dma_ops(&dma_iommu_ops); return; bail: /* If init failed, use direct iommu and null setup functions */ + if (controller_ops) { + controller_ops->dma_dev_setup = NULL; + controller_ops->dma_bus_setup = NULL; + } ppc_md.pci_dma_dev_setup = NULL; ppc_md.pci_dma_bus_setup = NULL; |