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Commit f456da5e authored by Chris Metcalf's avatar Chris Metcalf
Browse files

tile: fix memcpy_*io functions for allnoconfig 



On tilepro without CONFIG_PCI, we can't provide inlines of these
functions, as we don't have readl/writel.

In addition, fix memset_io() signature to take a volatile void *.

Signed-off-by: default avatarChris Metcalf <cmetcalf@tilera.com>
parent 7c63e1ee

arch/tile/include/asm/io.h

+5 −1
Original line number Diff line number Diff line
@@ -250,7 +250,9 @@ static inline void writeq(u64 val, unsigned long addr) 
#define iowrite32 writel

#define iowrite64 writeq



static inline void memset_io(void *dst, int val, size_t len)

#if CHIP_HAS_MMIO() || defined(CONFIG_PCI)



static inline void memset_io(volatile void *dst, int val, size_t len)

{

	int x;

	BUG_ON((unsigned long)dst & 0x3);
@@ -277,6 +279,8 @@ static inline void memcpy_toio(volatile void __iomem *dst, const void *src, 
		writel(*(u32 *)(src + x), dst + x);

}



#endif



/*

 * The Tile architecture does not support IOPORT, even with PCI.

 * Unfortunately we can't yet simply not declare these methods,