| Message ID | 20190816130013.31154-12-hch@lst.de (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [01/11] xen/arm: use dma-noncoherent.h calls for xen-swiotlb cache maintainance | expand |
On Fri, Aug 16, 2019 at 03:00:13PM +0200, Christoph Hellwig wrote: > Now that the Xen special cases are gone nothing worth mentioning is > left in the arm64 <asm/dma-mapping.h> file, so switch to use the > asm-generic version instead. > > Signed-off-by: Christoph Hellwig <hch@lst.de> > --- > arch/arm64/include/asm/Kbuild | 1 + > arch/arm64/include/asm/dma-mapping.h | 22 ---------------------- > arch/arm64/mm/dma-mapping.c | 1 + > 3 files changed, 2 insertions(+), 22 deletions(-) > delete mode 100644 arch/arm64/include/asm/dma-mapping.h Acked-by: Will Deacon <will@kernel.org> Thanks for cleaning this up. Will
diff --git a/arch/arm64/include/asm/Kbuild b/arch/arm64/include/asm/Kbuild index c52e151afab0..98a5405c8558 100644 --- a/arch/arm64/include/asm/Kbuild +++ b/arch/arm64/include/asm/Kbuild @@ -4,6 +4,7 @@ generic-y += delay.h generic-y += div64.h generic-y += dma.h generic-y += dma-contiguous.h +generic-y += dma-mapping.h generic-y += early_ioremap.h generic-y += emergency-restart.h generic-y += hw_irq.h diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h deleted file mode 100644 index 67243255a858..000000000000 --- a/arch/arm64/include/asm/dma-mapping.h +++ /dev/null @@ -1,22 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) 2012 ARM Ltd. - */ -#ifndef __ASM_DMA_MAPPING_H -#define __ASM_DMA_MAPPING_H - -#ifdef __KERNEL__ - -#include <linux/types.h> -#include <linux/vmalloc.h> - -#include <xen/xen.h> -#include <asm/xen/hypervisor.h> - -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/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index 4b244a037349..6578abcfbbc7 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -8,6 +8,7 @@ #include <linux/cache.h> #include <linux/dma-noncoherent.h> #include <linux/dma-iommu.h> +#include <xen/xen.h> #include <xen/swiotlb-xen.h> #include <asm/cacheflush.h>
Now that the Xen special cases are gone nothing worth mentioning is left in the arm64 <asm/dma-mapping.h> file, so switch to use the asm-generic version instead. Signed-off-by: Christoph Hellwig <hch@lst.de> --- arch/arm64/include/asm/Kbuild | 1 + arch/arm64/include/asm/dma-mapping.h | 22 ---------------------- arch/arm64/mm/dma-mapping.c | 1 + 3 files changed, 2 insertions(+), 22 deletions(-) delete mode 100644 arch/arm64/include/asm/dma-mapping.h