From c3513c9366586014a33eddfc2beb875187086e79 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Wed, 13 Feb 2019 08:01:33 +0100 Subject: [PATCH] powerpc/dma: trim the fat from There is no need to provide anything but get_arch_dma_ops to . More the remaining declarations to and drop all the includes. Signed-off-by: Christoph Hellwig Tested-by: Christian Zigotzky Signed-off-by: Michael Ellerman --- arch/powerpc/include/asm/dma-mapping.h | 29 ------------------- arch/powerpc/include/asm/iommu.h | 10 +++++++ arch/powerpc/platforms/44x/ppc476.c | 1 + arch/powerpc/platforms/85xx/corenet_generic.c | 1 + arch/powerpc/platforms/85xx/qemu_e500.c | 1 + arch/powerpc/sysdev/fsl_pci.c | 1 + 6 files changed, 14 insertions(+), 29 deletions(-) diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h index a59c42879194a..565d6f74b189c 100644 --- a/arch/powerpc/include/asm/dma-mapping.h +++ b/arch/powerpc/include/asm/dma-mapping.h @@ -1,37 +1,9 @@ /* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2004 IBM - * - * Implements the generic device dma API for powerpc. - * the pci and vio busses */ #ifndef _ASM_DMA_MAPPING_H #define _ASM_DMA_MAPPING_H -#ifdef __KERNEL__ - -#include -#include -/* need struct page definitions */ -#include -#include -#include -#include -#include - -static inline unsigned long device_to_mask(struct device *dev) -{ - if (dev->dma_mask && *dev->dma_mask) - return *dev->dma_mask; - /* Assume devices without mask can take 32 bit addresses */ - return 0xfffffffful; -} - -/* - * Available generic sets of operations - */ -#ifdef CONFIG_PPC64 -extern const struct dma_map_ops dma_iommu_ops; -#endif static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) { @@ -43,5 +15,4 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return NULL; } -#endif /* __KERNEL__ */ #endif /* _ASM_DMA_MAPPING_H */ diff --git a/arch/powerpc/include/asm/iommu.h b/arch/powerpc/include/asm/iommu.h index 6f00a892ebdf2..0ac52392ed99d 100644 --- a/arch/powerpc/include/asm/iommu.h +++ b/arch/powerpc/include/asm/iommu.h @@ -325,5 +325,15 @@ extern bool iommu_fixed_is_weak; #define iommu_fixed_is_weak false #endif +extern const struct dma_map_ops dma_iommu_ops; + +static inline unsigned long device_to_mask(struct device *dev) +{ + if (dev->dma_mask && *dev->dma_mask) + return *dev->dma_mask; + /* Assume devices without mask can take 32 bit addresses */ + return 0xfffffffful; +} + #endif /* __KERNEL__ */ #endif /* _ASM_IOMMU_H */ diff --git a/arch/powerpc/platforms/44x/ppc476.c b/arch/powerpc/platforms/44x/ppc476.c index e55933f9cd55f..a5e61e5c16e27 100644 --- a/arch/powerpc/platforms/44x/ppc476.c +++ b/arch/powerpc/platforms/44x/ppc476.c @@ -34,6 +34,7 @@ #include #include #include +#include #include #include diff --git a/arch/powerpc/platforms/85xx/corenet_generic.c b/arch/powerpc/platforms/85xx/corenet_generic.c index 808da1e9c0a76..785e9641220da 100644 --- a/arch/powerpc/platforms/85xx/corenet_generic.c +++ b/arch/powerpc/platforms/85xx/corenet_generic.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include diff --git a/arch/powerpc/platforms/85xx/qemu_e500.c b/arch/powerpc/platforms/85xx/qemu_e500.c index 27631c607f3d9..c52c8f9e83852 100644 --- a/arch/powerpc/platforms/85xx/qemu_e500.c +++ b/arch/powerpc/platforms/85xx/qemu_e500.c @@ -22,6 +22,7 @@ #include #include #include +#include #include #include #include "smp.h" diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c index a04c6dde6ed0b..f49aec251a5a0 100644 --- a/arch/powerpc/sysdev/fsl_pci.c +++ b/arch/powerpc/sysdev/fsl_pci.c @@ -40,6 +40,7 @@ #include #include #include +#include #include #include -- 2.39.5