提交 3bc4e459 编写于 作者: F FUJITA Tomonori 提交者: Linus Torvalds

pci-dma: x86: use include/linux/pci-dma.h

Signed-off-by: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 5637f2df
......@@ -102,6 +102,9 @@ config ZONE_DMA
config SBUS
bool
config NEED_DMA_MAP_STATE
def_bool (X86_64 || DMAR || DMA_API_DEBUG)
config GENERIC_ISA_DMA
def_bool y
......
......@@ -97,34 +97,6 @@ extern void pci_iommu_alloc(void);
#define PCI_DMA_BUS_IS_PHYS (dma_ops->is_phys)
#if defined(CONFIG_X86_64) || defined(CONFIG_DMAR) || defined(CONFIG_DMA_API_DEBUG)
#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) \
dma_addr_t ADDR_NAME;
#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) \
__u32 LEN_NAME;
#define pci_unmap_addr(PTR, ADDR_NAME) \
((PTR)->ADDR_NAME)
#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) \
(((PTR)->ADDR_NAME) = (VAL))
#define pci_unmap_len(PTR, LEN_NAME) \
((PTR)->LEN_NAME)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) \
(((PTR)->LEN_NAME) = (VAL))
#else
#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME[0];
#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) unsigned LEN_NAME[0];
#define pci_unmap_addr(PTR, ADDR_NAME) sizeof((PTR)->ADDR_NAME)
#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) \
do { break; } while (pci_unmap_addr(PTR, ADDR_NAME))
#define pci_unmap_len(PTR, LEN_NAME) sizeof((PTR)->LEN_NAME)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) \
do { break; } while (pci_unmap_len(PTR, LEN_NAME))
#endif
#endif /* __KERNEL__ */
#ifdef CONFIG_X86_64
......@@ -136,6 +108,8 @@ void dma32_reserve_bootmem(void);
/* implement the pci_ DMA API in terms of the generic device dma_ one */
#include <asm-generic/pci-dma-compat.h>
#include <linux/pci-dma.h>
/* generic pci stuff */
#include <asm-generic/pci.h>
#define PCIBIOS_MAX_MEM_32 0xffffffff
......
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