diff options
Diffstat (limited to 'arch/parisc')
-rw-r--r-- | arch/parisc/Kconfig | 3 | ||||
-rw-r--r-- | arch/parisc/include/asm/scatterlist.h | 20 |
2 files changed, 5 insertions, 18 deletions
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 9c4da3d63bfb..05a366a5c4d5 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig | |||
@@ -98,6 +98,9 @@ config STACKTRACE_SUPPORT | |||
98 | config NEED_DMA_MAP_STATE | 98 | config NEED_DMA_MAP_STATE |
99 | def_bool y | 99 | def_bool y |
100 | 100 | ||
101 | config NEED_SG_DMA_LENGTH | ||
102 | def_bool y | ||
103 | |||
101 | config ISA_DMA_API | 104 | config ISA_DMA_API |
102 | bool | 105 | bool |
103 | 106 | ||
diff --git a/arch/parisc/include/asm/scatterlist.h b/arch/parisc/include/asm/scatterlist.h index 62269b31ebf4..2c3b79b54b28 100644 --- a/arch/parisc/include/asm/scatterlist.h +++ b/arch/parisc/include/asm/scatterlist.h | |||
@@ -3,25 +3,9 @@ | |||
3 | 3 | ||
4 | #include <asm/page.h> | 4 | #include <asm/page.h> |
5 | #include <asm/types.h> | 5 | #include <asm/types.h> |
6 | 6 | #include <asm-generic/scatterlist.h> | |
7 | struct scatterlist { | ||
8 | #ifdef CONFIG_DEBUG_SG | ||
9 | unsigned long sg_magic; | ||
10 | #endif | ||
11 | unsigned long page_link; | ||
12 | unsigned int offset; | ||
13 | |||
14 | unsigned int length; | ||
15 | |||
16 | /* an IOVA can be 64-bits on some PA-Risc platforms. */ | ||
17 | dma_addr_t iova; /* I/O Virtual Address */ | ||
18 | __u32 iova_length; /* bytes mapped */ | ||
19 | }; | ||
20 | |||
21 | #define sg_virt_addr(sg) ((unsigned long)sg_virt(sg)) | ||
22 | #define sg_dma_address(sg) ((sg)->iova) | ||
23 | #define sg_dma_len(sg) ((sg)->iova_length) | ||
24 | 7 | ||
25 | #define ISA_DMA_THRESHOLD (~0UL) | 8 | #define ISA_DMA_THRESHOLD (~0UL) |
9 | #define sg_virt_addr(sg) ((unsigned long)sg_virt(sg)) | ||
26 | 10 | ||
27 | #endif /* _ASM_PARISC_SCATTERLIST_H */ | 11 | #endif /* _ASM_PARISC_SCATTERLIST_H */ |