summaryrefslogtreecommitdiffstats
path: root/arch/x86/include/asm/pci.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/include/asm/pci.h')
-rw-r--r--arch/x86/include/asm/pci.h36
1 files changed, 32 insertions, 4 deletions
diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h
index a0301bfeb954..e545ea01abcf 100644
--- a/arch/x86/include/asm/pci.h
+++ b/arch/x86/include/asm/pci.h
@@ -89,12 +89,40 @@ extern void pci_iommu_alloc(void);
/* MSI arch hook */
#define arch_setup_msi_irqs arch_setup_msi_irqs
-#endif /* __KERNEL__ */
+#define PCI_DMA_BUS_IS_PHYS (dma_ops->is_phys)
+
+#if defined(CONFIG_X86_64) || 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))
-#ifdef CONFIG_X86_32
-# include "pci_32.h"
#else
-# include "pci_64.h"
+
+#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
+#include "pci_64.h"
#endif
/* implement the pci_ DMA API in terms of the generic device dma_ one */