Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64...

[sfrench/cifs-2.6.git] / arch / arm64 / include / asm / assembler.h

diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h
index 794fe81226024f6e3f2cbfc3232daa3a9e62c4a4..3873dd7b5a32747c3101a59875d6371387589c03 100644 (file)
--- a/arch/arm64/include/asm/assembler.h
+++ b/arch/arm64/include/asm/assembler.h
@@ -523,4 +523,14 @@ alternative_endif
 #endif
        .endm
 
+/**
+ * Errata workaround prior to disable MMU. Insert an ISB immediately prior
+ * to executing the MSR that will change SCTLR_ELn[M] from a value of 1 to 0.
+ */
+       .macro pre_disable_mmu_workaround
+#ifdef CONFIG_QCOM_FALKOR_ERRATUM_E1041
+       isb
+#endif
+       .endm
+
 #endif /* __ASM_ASSEMBLER_H */