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| author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2016-01-17 10:13:17 +0900 |
|---|---|---|
| committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2016-01-20 08:39:52 +0900 |
| commit | 5407735935359c6c7f6accc0b3839550107dced3 (patch) | |
| tree | 60a41392f6d0ca03f46658f17c2efbac881ea4fb | |
| parent | cefca48ca7f1c46bf2e3a64a40fa0c1aaf575a42 (diff) | |
| download | u-boot-imx-5407735935359c6c7f6accc0b3839550107dced3.zip u-boot-imx-5407735935359c6c7f6accc0b3839550107dced3.tar.gz u-boot-imx-5407735935359c6c7f6accc0b3839550107dced3.tar.bz2 | |
ARM: uniphier: factor out outer cache sync as a helper function
Avoid repeating the same code.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
| -rw-r--r-- | arch/arm/mach-uniphier/cache_uniphier.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/arm/mach-uniphier/cache_uniphier.c b/arch/arm/mach-uniphier/cache_uniphier.c index 4a79966..6c77316 100644 --- a/arch/arm/mach-uniphier/cache_uniphier.c +++ b/arch/arm/mach-uniphier/cache_uniphier.c @@ -11,6 +11,12 @@ #include "ssc-regs.h" #ifdef CONFIG_UNIPHIER_L2CACHE_ON +static void uniphier_cache_sync(void) +{ + writel(SSCOPE_CM_SYNC, SSCOPE); /* drain internal buffers */ + readl(SSCOPE); /* need a read back to confirm */ +} + static void uniphier_cache_maint_all(u32 operation) { /* try until the command is successfully set */ @@ -25,8 +31,7 @@ static void uniphier_cache_maint_all(u32 operation) /* clear the complete notification flag */ writel(SSCOLPQS_EF, SSCOLPQS); - writel(SSCOPE_CM_SYNC, SSCOPE); /* drain internal buffers */ - readl(SSCOPE); /* need a read back to confirm */ + uniphier_cache_sync(); } void v7_outer_cache_flush_all(void) @@ -90,8 +95,7 @@ static void uniphier_cache_maint_range(u32 start, u32 end, u32 operation) size -= chunk_size; } - writel(SSCOPE_CM_SYNC, SSCOPE); /* drain internal buffers */ - readl(SSCOPE); /* need a read back to confirm */ + uniphier_cache_sync(); } void v7_outer_cache_flush_range(u32 start, u32 end) |