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@xxxxxxxxxx>
---
arch/arm/include/asm/cacheflush.h | 17 -----------------
1 file changed, 17 deletions(-)
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index 9156fc3..bdd283b 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -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
--
1.9.1
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