Commit ac2564c4 authored by Matti Linnanvuori's avatar Matti Linnanvuori Committed by Ingo Molnar
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x86: add compilation checks to pci_unmap_*() macros 



Add compilation checks to pci_unmap_ macros.

Signed-off-by: default avatarMatti Linnanvuori <mattilinnanvuori@yahoo.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 1262b008

include/asm-x86/pci_32.h

+8 −6
Original line number Diff line number Diff line
@@ -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__ */