MIPS: asm: local: Set the appropriate ISA level for MIPS R6
authorMarkos Chandras <markos.chandras@imgtec.com>
Thu, 15 Jan 2015 10:31:36 +0000 (10:31 +0000)
committerMarkos Chandras <markos.chandras@imgtec.com>
Tue, 17 Feb 2015 15:37:24 +0000 (15:37 +0000)
MIPS R6 changed the opcodes for LL/SC instructions so we need to set
the appropriate ISA level.

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

index 46dfc3c1fd49777a41b3158c77b1fc5c49955087..8feaed62a2abab216da39e8dd99786f2340d3f60 100644 (file)
@@ -5,6 +5,7 @@
 #include <linux/bitops.h>
 #include <linux/atomic.h>
 #include <asm/cmpxchg.h>
+#include <asm/compiler.h>
 #include <asm/war.h>
 
 typedef struct
@@ -47,7 +48,7 @@ static __inline__ long local_add_return(long i, local_t * l)
                unsigned long temp;
 
                __asm__ __volatile__(
-               "       .set    arch=r4000                              \n"
+               "       .set    "MIPS_ISA_ARCH_LEVEL"                   \n"
                "1:"    __LL    "%1, %2         # local_add_return      \n"
                "       addu    %0, %1, %3                              \n"
                        __SC    "%0, %2                                 \n"
@@ -92,7 +93,7 @@ static __inline__ long local_sub_return(long i, local_t * l)
                unsigned long temp;
 
                __asm__ __volatile__(
-               "       .set    arch=r4000                              \n"
+               "       .set    "MIPS_ISA_ARCH_LEVEL"                   \n"
                "1:"    __LL    "%1, %2         # local_sub_return      \n"
                "       subu    %0, %1, %3                              \n"
                        __SC    "%0, %2                                 \n"