ARM: CPU hotplug: fix hard-coded control register constants

Use the definition we've provided in asm/system.h rather than
numeric constants.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/mach-realview/hotplug.c b/arch/arm/mach-realview/hotplug.c
index b6387cfe70443a97b51fe19f7795022545b2cfeb..a87523d095e63733dd63046295679399f54773d3 100644 (file)
--- a/arch/arm/mach-realview/hotplug.c
+++ b/arch/arm/mach-realview/hotplug.c
@@ -31,10 +31,10 @@ static inline void cpu_enter_lowpower(void)
        "       bic     %0, %0, #0x20\n"
        "       mcr     p15, 0, %0, c1, c0, 1\n"
        "       mrc     p15, 0, %0, c1, c0, 0\n"
-       "       bic     %0, %0, #0x04\n"
+       "       bic     %0, %0, %2\n"
        "       mcr     p15, 0, %0, c1, c0, 0\n"
          : "=&r" (v)
-         : "r" (0)
+         : "r" (0), "Ir" (CR_C)
          : "cc");
 }
 
@@ -43,13 +43,13 @@ static inline void cpu_leave_lowpower(void)
        unsigned int v;
 
        asm volatile(   "mrc    p15, 0, %0, c1, c0, 0\n"
-       "       orr     %0, %0, #0x04\n"
+       "       orr     %0, %0, %1\n"
        "       mcr     p15, 0, %0, c1, c0, 0\n"
        "       mrc     p15, 0, %0, c1, c0, 1\n"
        "       orr     %0, %0, #0x20\n"
        "       mcr     p15, 0, %0, c1, c0, 1\n"
          : "=&r" (v)
-         :
+         : "Ir" (CR_C)
          : "cc");
 }
 

diff --git a/arch/arm/mach-s5pv310/hotplug.c b/arch/arm/mach-s5pv310/hotplug.c
index 951ba6d63d215222b79502a235b2c153cd3a2696..afa5392d9fc0ed3900562e6fd2125b3e3ff990cd 100644 (file)
--- a/arch/arm/mach-s5pv310/hotplug.c
+++ b/arch/arm/mach-s5pv310/hotplug.c
@@ -30,13 +30,13 @@ static inline void cpu_enter_lowpower(void)
         * Turn off coherency
         */
        "       mrc     p15, 0, %0, c1, c0, 1\n"
-       "       bic     %0, %0, #0x20\n"
+       "       bic     %0, %0, %2\n"
        "       mcr     p15, 0, %0, c1, c0, 1\n"
        "       mrc     p15, 0, %0, c1, c0, 0\n"
        "       bic     %0, %0, #0x04\n"
        "       mcr     p15, 0, %0, c1, c0, 0\n"
          : "=&r" (v)
-         : "r" (0)
+         : "r" (0), "Ir" (CR_C)
          : "cc");
 }
 
@@ -46,13 +46,13 @@ static inline void cpu_leave_lowpower(void)
 
        asm volatile(
        "mrc    p15, 0, %0, c1, c0, 0\n"
-       "       orr     %0, %0, #0x04\n"
+       "       orr     %0, %0, %1\n"
        "       mcr     p15, 0, %0, c1, c0, 0\n"
        "       mrc     p15, 0, %0, c1, c0, 1\n"
        "       orr     %0, %0, #0x20\n"
        "       mcr     p15, 0, %0, c1, c0, 1\n"
          : "=&r" (v)
-         :
+         : "Ir" (CR_C)
          : "cc");
 }
 

diff --git a/arch/arm/mach-tegra/hotplug.c b/arch/arm/mach-tegra/hotplug.c
index 17faf777af23a5c99ef0846b314b464bf107f178..a5cb1ce76ff2a5be2a43fe398bb64f37423d4acd 100644 (file)
--- a/arch/arm/mach-tegra/hotplug.c
+++ b/arch/arm/mach-tegra/hotplug.c
@@ -26,13 +26,13 @@ static inline void cpu_enter_lowpower(void)
         * Turn off coherency
         */
        "       mrc     p15, 0, %0, c1, c0, 1\n"
-       "       bic     %0, %0, #0x20\n"
+       "       bic     %0, %0, %2\n"
        "       mcr     p15, 0, %0, c1, c0, 1\n"
        "       mrc     p15, 0, %0, c1, c0, 0\n"
        "       bic     %0, %0, #0x04\n"
        "       mcr     p15, 0, %0, c1, c0, 0\n"
          : "=&r" (v)
-         : "r" (0)
+         : "r" (0), "Ir" (CR_C)
          : "cc");
 }
 
@@ -42,13 +42,13 @@ static inline void cpu_leave_lowpower(void)
 
        asm volatile(
        "mrc    p15, 0, %0, c1, c0, 0\n"
-       "       orr     %0, %0, #0x04\n"
+       "       orr     %0, %0, %1\n"
        "       mcr     p15, 0, %0, c1, c0, 0\n"
        "       mrc     p15, 0, %0, c1, c0, 1\n"
        "       orr     %0, %0, #0x20\n"
        "       mcr     p15, 0, %0, c1, c0, 1\n"
          : "=&r" (v)
-         :
+         : "Ir" (CR_C)
          : "cc");
 }