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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>
This commit is contained in:
Masahiro Yamada 2016-01-17 10:13:17 +09:00
parent cefca48ca7
commit 5407735935
1 changed files with 8 additions and 4 deletions
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12
arch/arm/mach-uniphier/cache_uniphier.c
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@ -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)