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ARM: 8601/1: Remove unused secure_flush_area API 

This patch removes the unused secure_flush_area function.  The only
consumer of this function has moved to using the streaming DMA APIs.

Signed-off-by: Andy Gross <andy.gross@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Andy Gross 2016-08-23 14:25:32 +01:00 committed by Russell King
parent c94e4ad2d5
commit 5a0e069114
1 changed files with 0 additions and 17 deletions
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17
arch/arm/include/asm/cacheflush.h
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@ -501,21 +501,4 @@ static inline void set_kernel_text_ro(void) { }
void flush_uprobe_xol_access(struct page *page, unsigned long uaddr,
void *kaddr, unsigned long len);
/**
* secure_flush_area - ensure coherency across the secure boundary
* @addr: virtual address
* @size: size of region
*
* Ensure that the specified area of memory is coherent across the secure
* boundary from the non-secure side. This is used when calling secure
* firmware where the secure firmware does not ensure coherency.
*/
static inline void secure_flush_area(const void *addr, size_t size)
{
phys_addr_t phys = __pa(addr);
__cpuc_flush_dcache_area((void *)addr, size);
outer_flush_range(phys, phys + size);
}
#endif