Commit 9025fd48 authored by Guo Ren's avatar Guo Ren
Browse files

csky: Remove unused cache implementation 



Only for coding convention, these codes are unnecessary for abiv2.

Signed-off-by: default avatarGuo Ren <guoren@linux.alibaba.com>
parent 359ae00d

arch/csky/mm/cachev2.c

+1 −15
Original line number Diff line number Diff line
@@ -52,23 +52,9 @@ void dcache_wb_range(unsigned long start, unsigned long end) 
	sync_is();

}



void dcache_inv_range(unsigned long start, unsigned long end)

{

	unsigned long i = start & ~(L1_CACHE_BYTES - 1);



	for (; i < end; i += L1_CACHE_BYTES)

		asm volatile("dcache.civa %0\n"::"r"(i):"memory");

	sync_is();

}



void cache_wbinv_range(unsigned long start, unsigned long end)

{

	unsigned long i = start & ~(L1_CACHE_BYTES - 1);



	for (; i < end; i += L1_CACHE_BYTES)

		asm volatile("dcache.cval1 %0\n"::"r"(i):"memory");

	sync_is();



	dcache_wb_range(start, end);

	icache_inv_range(start, end);

}

EXPORT_SYMBOL(cache_wbinv_range);