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authorIngo Molnar <mingo@kernel.org>2018-11-03 23:42:16 +0100
committerIngo Molnar <mingo@kernel.org>2018-11-03 23:42:16 +0100
commit23a12ddee1ce28065b71f14ccc695b5a0c8a64ff (patch)
treecedaa1cde5b2557116e523c31552187804704093 /arch/csky/include/asm/cache.h
parent98f76206b33504b934209d16196477dfa519a807 (diff)
parentbcb6fb5da77c2a228adf07cc9cb1a0c2aa2001c6 (diff)
Merge branch 'core/urgent' into x86/urgent, to pick up objtool fix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/csky/include/asm/cache.h')
-rw-r--r--arch/csky/include/asm/cache.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/csky/include/asm/cache.h b/arch/csky/include/asm/cache.h
new file mode 100644
index 000000000000..d68373463676
--- /dev/null
+++ b/arch/csky/include/asm/cache.h
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef __ASM_CSKY_CACHE_H
+#define __ASM_CSKY_CACHE_H
+
+/* bytes per L1 cache line */
+#define L1_CACHE_SHIFT CONFIG_L1_CACHE_SHIFT
+
+#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
+
+#define ARCH_DMA_MINALIGN L1_CACHE_BYTES
+
+#ifndef __ASSEMBLY__
+
+void dcache_wb_line(unsigned long start);
+
+void icache_inv_range(unsigned long start, unsigned long end);
+void icache_inv_all(void);
+
+void dcache_wb_range(unsigned long start, unsigned long end);
+void dcache_wbinv_all(void);
+
+void cache_wbinv_range(unsigned long start, unsigned long end);
+void cache_wbinv_all(void);
+
+void dma_wbinv_range(unsigned long start, unsigned long end);
+void dma_wb_range(unsigned long start, unsigned long end);
+
+#endif
+#endif /* __ASM_CSKY_CACHE_H */