Messages in this thread Patch in this message | | | Date | Sun, 12 Feb 2006 19:40:52 -0600 | From | Jon Mason <> | Subject | [PATCH 1/2] move swiotlb.h header file to asm-generic (revised) |
| |
This patch is a cut down version of the one Muli submitted on January 24th (http://lkml.org/lkml/2006/1/24/262). It removes the miscellaneous changes from "int" to "enum dma_data_direction", and only contains the move to asm-generic.
Thanks, Jon
Signed-Off-By: Muli Ben-Yehuda <mulix@mulix.org> Signed-off-by: Jon Mason <jdmason@us.ibm.com>
diff -r 2fa13972604f include/asm-x86_64/swiotlb.h --- a/include/asm-x86_64/swiotlb.h Wed Feb 8 17:58:27 2006 +++ b/include/asm-x86_64/swiotlb.h Sun Feb 12 15:29:57 2006 @@ -3,52 +3,13 @@ #include <linux/config.h> -#include <asm/dma-mapping.h> - -/* SWIOTLB interface */ - -extern dma_addr_t swiotlb_map_single(struct device *hwdev, void *ptr, - size_t size, int dir); -extern void *swiotlb_alloc_coherent(struct device *hwdev, size_t size, - dma_addr_t *dma_handle, gfp_t flags); -extern void swiotlb_unmap_single(struct device *hwdev, dma_addr_t dev_addr, - size_t size, int dir); -extern void swiotlb_sync_single_for_cpu(struct device *hwdev, - dma_addr_t dev_addr, - size_t size, int dir); -extern void swiotlb_sync_single_for_device(struct device *hwdev, - dma_addr_t dev_addr, - size_t size, int dir); -extern void swiotlb_sync_single_range_for_cpu(struct device *hwdev, - dma_addr_t dev_addr, - unsigned long offset, - size_t size, int dir); -extern void swiotlb_sync_single_range_for_device(struct device *hwdev, - dma_addr_t dev_addr, - unsigned long offset, - size_t size, int dir); -extern void swiotlb_sync_sg_for_cpu(struct device *hwdev, - struct scatterlist *sg, int nelems, - int dir); -extern void swiotlb_sync_sg_for_device(struct device *hwdev, - struct scatterlist *sg, int nelems, - int dir); -extern int swiotlb_map_sg(struct device *hwdev, struct scatterlist *sg, - int nents, int direction); -extern void swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg, - int nents, int direction); -extern int swiotlb_dma_mapping_error(dma_addr_t dma_addr); -extern void swiotlb_free_coherent (struct device *hwdev, size_t size, - void *vaddr, dma_addr_t dma_handle); -extern int swiotlb_dma_supported(struct device *hwdev, u64 mask); -extern void swiotlb_init(void); +#include <asm-generic/swiotlb.h> #ifdef CONFIG_SWIOTLB +extern void pci_swiotlb_init(void); extern int swiotlb; #else #define swiotlb 0 #endif -extern void pci_swiotlb_init(void); - #endif /* _ASM_SWTIOLB_H */ diff -r 2fa13972604f include/asm-generic/swiotlb.h --- /dev/null Wed Feb 8 17:58:27 2006 +++ b/include/asm-generic/swiotlb.h Sun Feb 12 15:29:57 2006 @@ -0,0 +1,62 @@ +#ifndef _ASM_GENERIC_SWIOTLB_H +#define _ASM_GENERIC_SWTIOLB_H 1 + +struct device; +struct scatterlist; + +extern void swiotlb_init(void); + +extern int swiotlb_dma_supported(struct device *hwdev, u64 mask); + +extern void* +swiotlb_alloc_coherent(struct device *hwdev, size_t size, dma_addr_t *dma_handle, + gfp_t flags); + +extern void +swiotlb_free_coherent(struct device *hwdev, size_t size, void *vaddr, + dma_addr_t dma_handle); + +extern dma_addr_t +swiotlb_map_single(struct device *hwdev, void *ptr, size_t size, + int dir); + +extern void +swiotlb_unmap_single(struct device *hwdev, dma_addr_t dev_addr, size_t size, + int dir); + +extern void +swiotlb_sync_single_for_cpu(struct device *hwdev, dma_addr_t dev_addr, size_t size, + int dir); + +extern void +swiotlb_sync_single_for_device(struct device *hwdev, dma_addr_t dev_addr, + size_t size, int dir); + +extern void +swiotlb_sync_single_range_for_cpu(struct device *hwdev, dma_addr_t dev_addr, + unsigned long offset, size_t size, int dir); + +extern void +swiotlb_sync_single_range_for_device(struct device *hwdev, dma_addr_t dev_addr, + unsigned long offset, size_t size, int dir); + +extern void +swiotlb_sync_sg_for_cpu(struct device *hwdev, struct scatterlist *sg, int nelems, + int dir); + +extern void +swiotlb_sync_sg_for_device(struct device *hwdev, struct scatterlist *sg, + int nelems, int dir); + +extern int +swiotlb_map_sg(struct device *hwdev, struct scatterlist *sg, int nents, + int direction); + +extern void +swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg, int nents, + int direction); + +extern int +swiotlb_dma_mapping_error(dma_addr_t dma_addr); + +#endif /* _ASM_GENERIC_SWTIOLB_H */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |