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Commit 5934ba2d authored by Hiroshi DOYU's avatar Hiroshi DOYU Committed by Tony Lindgren
Browse files

omap: iovmm: remove cache flush operation 



Cache flush operation is handled in the upper client layer and iovmm
modules doesn't have to care about it. This patch will improve some
performance with current camera isp driver.

Signed-off-by: default avatarHiroshi DOYU <Hiroshi.DOYU@nokia.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 935e4739

arch/arm/plat-omap/iovmm.c

+0 −3
Original line number Diff line number Diff line
@@ -392,7 +392,6 @@ static void sgtable_fill_vmalloc(struct sg_table *sgt, void *_va) 
	}



	va_end = _va + PAGE_SIZE * i;

	flush_cache_vmap((unsigned long)_va, (unsigned long)va_end);

}



static inline void sgtable_drain_vmalloc(struct sg_table *sgt)
@@ -427,8 +426,6 @@ static void sgtable_fill_kmalloc(struct sg_table *sgt, u32 pa, size_t len) 
		len -= bytes;

	}

	BUG_ON(len);



	clean_dcache_area(va, len);

}



static inline void sgtable_drain_kmalloc(struct sg_table *sgt)