diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/dma-mapping.h | 16 | ||||
-rw-r--r-- | include/linux/pci-dma.h | 21 |
2 files changed, 22 insertions, 15 deletions
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 91b761846061..c5ac9d49cc06 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h | |||
@@ -232,4 +232,20 @@ struct dma_attrs; | |||
232 | 232 | ||
233 | #endif /* CONFIG_HAVE_DMA_ATTRS */ | 233 | #endif /* CONFIG_HAVE_DMA_ATTRS */ |
234 | 234 | ||
235 | #ifdef CONFIG_NEED_DMA_MAP_STATE | ||
236 | #define DEFINE_DMA_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME | ||
237 | #define DEFINE_DMA_UNMAP_LEN(LEN_NAME) __u32 LEN_NAME | ||
238 | #define dma_unmap_addr(PTR, ADDR_NAME) ((PTR)->ADDR_NAME) | ||
239 | #define dma_unmap_addr_set(PTR, ADDR_NAME, VAL) (((PTR)->ADDR_NAME) = (VAL)) | ||
240 | #define dma_unmap_len(PTR, LEN_NAME) ((PTR)->LEN_NAME) | ||
241 | #define dma_unmap_len_set(PTR, LEN_NAME, VAL) (((PTR)->LEN_NAME) = (VAL)) | ||
242 | #else | ||
243 | #define DEFINE_DMA_UNMAP_ADDR(ADDR_NAME) | ||
244 | #define DEFINE_DMA_UNMAP_LEN(LEN_NAME) | ||
245 | #define dma_unmap_addr(PTR, ADDR_NAME) (0) | ||
246 | #define dma_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0) | ||
247 | #define dma_unmap_len(PTR, LEN_NAME) (0) | ||
248 | #define dma_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) | ||
249 | #endif | ||
250 | |||
235 | #endif | 251 | #endif |
diff --git a/include/linux/pci-dma.h b/include/linux/pci-dma.h index cfd63ab09abc..549a041f9c08 100644 --- a/include/linux/pci-dma.h +++ b/include/linux/pci-dma.h | |||
@@ -1,20 +1,11 @@ | |||
1 | #ifndef _LINUX_PCI_DMA_H | 1 | #ifndef _LINUX_PCI_DMA_H |
2 | #define _LINUX_PCI_DMA_H | 2 | #define _LINUX_PCI_DMA_H |
3 | 3 | ||
4 | #ifdef CONFIG_NEED_DMA_MAP_STATE | 4 | #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) DEFINE_DMA_UNMAP_ADDR(ADDR_NAME); |
5 | #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME; | 5 | #define DECLARE_PCI_UNMAP_LEN(LEN_NAME) DEFINE_DMA_UNMAP_LEN(LEN_NAME); |
6 | #define DECLARE_PCI_UNMAP_LEN(LEN_NAME) __u32 LEN_NAME; | 6 | #define pci_unmap_addr dma_unmap_addr |
7 | #define pci_unmap_addr(PTR, ADDR_NAME) ((PTR)->ADDR_NAME) | 7 | #define pci_unmap_addr_set dma_unmap_addr_set |
8 | #define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) (((PTR)->ADDR_NAME) = (VAL)) | 8 | #define pci_unmap_len dma_unmap_len |
9 | #define pci_unmap_len(PTR, LEN_NAME) ((PTR)->LEN_NAME) | 9 | #define pci_unmap_len_set dma_unmap_len_set |
10 | #define pci_unmap_len_set(PTR, LEN_NAME, VAL) (((PTR)->LEN_NAME) = (VAL)) | ||
11 | #else | ||
12 | #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) | ||
13 | #define DECLARE_PCI_UNMAP_LEN(LEN_NAME) | ||
14 | #define pci_unmap_addr(PTR, ADDR_NAME) (0) | ||
15 | #define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0) | ||
16 | #define pci_unmap_len(PTR, LEN_NAME) (0) | ||
17 | #define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) | ||
18 | #endif | ||
19 | 10 | ||
20 | #endif | 11 | #endif |