diff options
Diffstat (limited to 'include/asm-frv/scatterlist.h')
| -rw-r--r-- | include/asm-frv/scatterlist.h | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/include/asm-frv/scatterlist.h b/include/asm-frv/scatterlist.h deleted file mode 100644 index fb38fd329a5..00000000000 --- a/include/asm-frv/scatterlist.h +++ /dev/null @@ -1,32 +0,0 @@ -#ifndef _ASM_SCATTERLIST_H -#define _ASM_SCATTERLIST_H - -/* - * Drivers must set either ->address or (preferred) ->page and ->offset - * to indicate where data must be transferred to/from. - * - * Using ->page is recommended since it handles highmem data as well as - * low mem. ->address is restricted to data which has a virtual mapping, and - * it will go away in the future. Updating to ->page can be automated very - * easily -- something like - * - * sg->address = some_ptr; - * - * can be rewritten as - * - * sg->page = virt_to_page(some_ptr); - * sg->offset = (unsigned long) some_ptr & ~PAGE_MASK; - * - * and that's it. There's no excuse for not highmem enabling YOUR driver. /jens - */ -struct scatterlist { - struct page *page; /* Location for highmem page, if any */ - unsigned int offset; /* for highmem, page offset */ - - dma_addr_t dma_address; - unsigned int length; -}; - -#define ISA_DMA_THRESHOLD (0xffffffffUL) - -#endif /* !_ASM_SCATTERLIST_H */ |