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MIPS: asm: hazards: Add MIPSR6 definitions
authorMarkos Chandras <markos.chandras@imgtec.com>
Thu, 13 Nov 2014 11:52:22 +0000 (11:52 +0000)
committerMarkos Chandras <markos.chandras@imgtec.com>
Tue, 17 Feb 2015 15:37:19 +0000 (15:37 +0000)
Add the MIPSR6 related definitions to MIPS hazards

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
arch/mips/include/asm/hazards.h

index e3ee92d..4087b47 100644 (file)
@@ -11,6 +11,7 @@
 #define _ASM_HAZARDS_H
 
 #include <linux/stringify.h>
+#include <asm/compiler.h>
 
 #define ___ssnop                                                       \
        sll     $0, $0, 1
@@ -21,7 +22,7 @@
 /*
  * TLB hazards
  */
-#if defined(CONFIG_CPU_MIPSR2) && !defined(CONFIG_CPU_CAVIUM_OCTEON)
+#if defined(CONFIG_CPU_MIPSR2) || defined(CONFIG_CPU_MIPSR6) && !defined(CONFIG_CPU_CAVIUM_OCTEON)
 
 /*
  * MIPSR2 defines ehb for hazard avoidance
@@ -58,7 +59,7 @@ do {                                                                  \
        unsigned long tmp;                                              \
                                                                        \
        __asm__ __volatile__(                                           \
-       "       .set    mips64r2                                \n"     \
+       "       .set "MIPS_ISA_LEVEL"                           \n"     \
        "       dla     %0, 1f                                  \n"     \
        "       jr.hb   %0                                      \n"     \
        "       .set    mips0                                   \n"     \
@@ -132,7 +133,7 @@ do {                                                                        \
 
 #define instruction_hazard()                                           \
 do {                                                                   \
-       if (cpu_has_mips_r2)                                            \
+       if (cpu_has_mips_r2_r6)                                         \
                __instruction_hazard();                                 \
 } while (0)
 
@@ -240,7 +241,7 @@ do {                                                                        \
 
 #define __disable_fpu_hazard
 
-#elif defined(CONFIG_CPU_MIPSR2)
+#elif defined(CONFIG_CPU_MIPSR2) || defined(CONFIG_CPU_MIPSR6)
 
 #define __enable_fpu_hazard                                            \
        ___ehb