From b3baaa47cc49fab3ecffbbaee660ce003d17d1f7 Mon Sep 17 00:00:00 2001 From: Vinod Koul Date: Mon, 20 Oct 2014 20:54:30 +0530 Subject: [PATCH] ASoC: intel: use __iowrite32_copy for 32 bit copy The driver was using own method to do 32bit copy, turns out we have a kernel API so use that instead Tested-by: Subhransu S. Prusty Signed-off-by: Vinod Koul Signed-off-by: Mark Brown --- sound/soc/intel/sst/sst_loader.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/sound/soc/intel/sst/sst_loader.c b/sound/soc/intel/sst/sst_loader.c index b6d27c14455a..00f60c1e9fda 100644 --- a/sound/soc/intel/sst/sst_loader.c +++ b/sound/soc/intel/sst/sst_loader.c @@ -39,14 +39,12 @@ #include "sst.h" #include "../sst-dsp.h" -static void memcpy32_toio(void __iomem *dst, const void *src, int count) +static inline void memcpy32_toio(void __iomem *dst, const void *src, int count) { - int i; - const u32 *src_32 = src; - u32 *dst_32 = dst; - - for (i = 0; i < count/sizeof(u32); i++) - writel(*src_32++, dst_32++); + /* __iowrite32_copy uses 32-bit count values so divide by 4 for + * right count in words + */ + __iowrite32_copy(dst, src, count/4); } /** -- 2.34.1