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goldfish: Add a 64bit write helper

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The base code imported from the Google tree is ifdef heaven. Prepare to fix
this by adding a helper function.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alan 2014-04-28 20:47:36 +01:00 committed by Greg Kroah-Hartman
parent 7f09d4a00c
commit 425f3740cf
1 changed files with 15 additions and 0 deletions
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15
include/linux/goldfish.h Normal file
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#ifndef __LINUX_GOLDFISH_H
#define __LINUX_GOLDFISH_H
/* Helpers for Goldfish virtual platform */
static inline void gf_write64(unsigned long data,
void __iomem *portl, void __iomem *porth)
{
writel((u32)data, portl);
#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
writel(data>>32, porth);
#endif
}
#endif /* __LINUX_GOLDFISH_H */