From ac2564c44509aba1e21d878ffd4f34ac96811762 Mon Sep 17 00:00:00 2001 From: Matti Linnanvuori Date: Sun, 29 Jun 2008 09:22:43 +0300 Subject: [PATCH] x86: add compilation checks to pci_unmap_*() macros Add compilation checks to pci_unmap_ macros. Signed-off-by: Matti Linnanvuori Signed-off-by: Ingo Molnar --- include/asm-x86/pci_32.h | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/include/asm-x86/pci_32.h b/include/asm-x86/pci_32.h index 8c4c3a0368..a50d468512 100644 --- a/include/asm-x86/pci_32.h +++ b/include/asm-x86/pci_32.h @@ -18,12 +18,14 @@ struct pci_dev; #define PCI_DMA_BUS_IS_PHYS (1) /* pci_unmap_{page,single} is a nop so... */ -#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) -#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) -#define pci_unmap_addr(PTR, ADDR_NAME) (0) -#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0) -#define pci_unmap_len(PTR, LEN_NAME) (0) -#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) +#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 /* __KERNEL__ */ -- 2.39.5