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platform_kernel-5.15
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platform_kernel-5.15/include/linux/goldfish.h

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goldfish: Add a 64bit write helper 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>
2014-04-29 03:47:36 +08:00
#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);
goldfish: fix >> 32 warning We should be checking for a 64bit platform not 64bit DMA address types in the case of Goldfish. The Goldfish virtual platform is either 32/32 or 64/64. Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-05-19 21:34:09 +08:00
#ifdef CONFIG_64BIT
goldfish: Add a 64bit write helper 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>
2014-04-29 03:47:36 +08:00
writel(data>>32, porth);
#endif
}
#endif /* __LINUX_GOLDFISH_H */