From 5934ba2dc04f5b3be48cb53b6a830885970f7487 Mon Sep 17 00:00:00 2001 From: Hiroshi DOYU Date: Sun, 22 Nov 2009 10:11:04 -0800 Subject: [PATCH] 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: Hiroshi DOYU Signed-off-by: Tony Lindgren --- arch/arm/plat-omap/iovmm.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/arm/plat-omap/iovmm.c b/arch/arm/plat-omap/iovmm.c index 577d8c03b8e1..544772ede470 100644 --- a/arch/arm/plat-omap/iovmm.c +++ b/arch/arm/plat-omap/iovmm.c @@ -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) -- 2.20.1