diff options
| author | Dmitry Osipenko <digetx@gmail.com> | 2018-12-12 23:38:55 +0300 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2019-01-16 15:54:12 +0300 |
| commit | 45594c683ef780f20f11b1e0018b933b6ff5d9a1 (patch) | |
| tree | 7160fd685824a20d2d7ace75e4c9dfa002b55029 /drivers/memory | |
| parent | 59cd046f7f94543540d82216dbbfd8146db43b70 (diff) | |
| download | linux-45594c683ef780f20f11b1e0018b933b6ff5d9a1.tar.xz | |
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 <digetx@gmail.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/memory')
| -rw-r--r-- | drivers/memory/tegra/mc.h | 4 |
1 files changed, 2 insertions, 2 deletions
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; |