From: Huang, Tao <huangtao@rock-chips.com>
Date: Wed, 10 Dec 2014 11:21:35 +0000 (+0800)
Subject: ethernet: gmac: covert dsb() to dsb(sy)
X-Git-Tag: firefly_0821_release~4158^2~561
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=35140154b1119662235d9fb563fa4faed95ed953;p=firefly-linux-kernel-4.4.55.git

ethernet: gmac: covert dsb() to dsb(sy)
---

diff --git a/drivers/net/ethernet/rockchip/gmac/stmmac_platform.c b/drivers/net/ethernet/rockchip/gmac/stmmac_platform.c
index 2cbf73881d0a..f5cdf88cf235 100755
--- a/drivers/net/ethernet/rockchip/gmac/stmmac_platform.c
+++ b/drivers/net/ethernet/rockchip/gmac/stmmac_platform.c
@@ -36,7 +36,7 @@
 #include <linux/regulator/consumer.h>
 
 #define grf_readl(offset)	readl_relaxed(RK_GRF_VIRT + offset)
-#define grf_writel(v, offset)	do { writel_relaxed(v, RK_GRF_VIRT + offset); dsb(); } while (0)
+#define grf_writel(v, offset)	do { writel_relaxed(v, RK_GRF_VIRT + offset); dsb(sy); } while (0)
 
 //RK3288_GRF_SOC_CON1
 //RK3128_GRF_MAC_CON1