powerpc/64s: Add support for RFI flush of L1-D cache

[platform/kernel/linux-exynos.git] / arch / powerpc / include / asm / setup.h

diff --git a/arch/powerpc/include/asm/setup.h b/arch/powerpc/include/asm/setup.h
index cf00ec2..469b7fd 100644 (file)
--- a/arch/powerpc/include/asm/setup.h
+++ b/arch/powerpc/include/asm/setup.h
@@ -39,6 +39,19 @@ static inline void pseries_big_endian_exceptions(void) {}
 static inline void pseries_little_endian_exceptions(void) {}
 #endif /* CONFIG_PPC_PSERIES */
 
+void rfi_flush_enable(bool enable);
+
+/* These are bit flags */
+enum l1d_flush_type {
+       L1D_FLUSH_NONE          = 0x1,
+       L1D_FLUSH_FALLBACK      = 0x2,
+       L1D_FLUSH_ORI           = 0x4,
+       L1D_FLUSH_MTTRIG        = 0x8,
+};
+
+void __init setup_rfi_flush(enum l1d_flush_type, bool enable);
+void do_rfi_flush_fixups(enum l1d_flush_type types);
+
 #endif /* !__ASSEMBLY__ */
 
 #endif /* _ASM_POWERPC_SETUP_H */