From 45594c683ef780f20f11b1e0018b933b6ff5d9a1 Mon Sep 17 00:00:00 2001 From: Dmitry Osipenko Date: Wed, 12 Dec 2018 23:38:55 +0300 Subject: memory: tegra: Use relaxed versions of readl/writel There is no need for inserting of memory barriers to access registers of Memory Controller. Hence use the relaxed versions of the accessors. Signed-off-by: Dmitry Osipenko Acked-by: Thierry Reding Signed-off-by: Joerg Roedel --- drivers/memory/tegra/mc.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/memory') diff --git a/drivers/memory/tegra/mc.h b/drivers/memory/tegra/mc.h index 9856f085e487..887a3b07334f 100644 --- a/drivers/memory/tegra/mc.h +++ b/drivers/memory/tegra/mc.h @@ -26,13 +26,13 @@ static inline u32 mc_readl(struct tegra_mc *mc, unsigned long offset) { - return readl(mc->regs + offset); + return readl_relaxed(mc->regs + offset); } static inline void mc_writel(struct tegra_mc *mc, u32 value, unsigned long offset) { - writel(value, mc->regs + offset); + writel_relaxed(value, mc->regs + offset); } extern const struct tegra_mc_reset_ops terga_mc_reset_ops_common; -- cgit