ARM: mach-gemini: move special idle code out of line

... and hook it to arm_pm_idle.

Signed-off-by: nicolas Pitre <nicolas.pitre@linaro.org>

diff --git a/arch/arm/mach-gemini/Makefile b/arch/arm/mach-gemini/Makefile
index c5b24b9..7355c0b 100644 (file)
--- a/arch/arm/mach-gemini/Makefile
+++ b/arch/arm/mach-gemini/Makefile
@@ -4,7 +4,7 @@
 
 # Object file lists.
 
-obj-y                  := irq.o mm.o time.o devices.o gpio.o
+obj-y                  := irq.o mm.o time.o devices.o gpio.o idle.o
 
 # Board-specific support
 obj-$(CONFIG_MACH_NAS4220B)    += board-nas4220b.o

diff --git a/arch/arm/mach-gemini/idle.c b/arch/arm/mach-gemini/idle.c
new file mode 100644 (file)
index 0000000..92bbd6b
--- /dev/null
+++ b/arch/arm/mach-gemini/idle.c
@@ -0,0 +1,29 @@
+/*
+ * arch/arm/mach-gemini/idle.c
+ */
+
+#include <linux/init.h>
+#include <asm/system.h>
+#include <asm/proc-fns.h>
+
+static void gemini_idle(void)
+{
+       /*
+        * Because of broken hardware we have to enable interrupts or the CPU
+        * will never wakeup... Acctualy it is not very good to enable
+        * interrupts first since scheduler can miss a tick, but there is
+        * no other way around this. Platforms that needs it for power saving
+        * should call enable_hlt() in init code, since by default it is
+        * disabled.
+        */
+       local_irq_enable();
+       cpu_do_idle();
+}
+
+static int __init gemini_idle_init(void)
+{
+       arm_pm_idle = gemini_idle;
+       return 0;
+}
+
+arch_initcall(gemini_idle_init);

diff --git a/arch/arm/mach-gemini/include/mach/system.h b/arch/arm/mach-gemini/include/mach/system.h
index 4d9c1f8..2eb341c 100644 (file)
--- a/arch/arm/mach-gemini/include/mach/system.h
+++ b/arch/arm/mach-gemini/include/mach/system.h
@@ -16,15 +16,6 @@
 
 static inline void arch_idle(void)
 {
-       /*
-        * Because of broken hardware we have to enable interrupts or the CPU
-        * will never wakeup... Acctualy it is not very good to enable
-        * interrupts here since scheduler can miss a tick, but there is
-        * no other way around this. Platforms that needs it for power saving
-        * should call enable_hlt() in init code, since by default it is
-        * disabled.
-        */
-       local_irq_enable();
        cpu_do_idle();
 }
 

diff --git a/arch/arm/mach-gemini/irq.c b/arch/arm/mach-gemini/irq.c
index 9485a8f..ca70e5f 100644 (file)
--- a/arch/arm/mach-gemini/irq.c
+++ b/arch/arm/mach-gemini/irq.c
@@ -73,8 +73,8 @@ void __init gemini_init_irq(void)
        unsigned int i, mode = 0, level = 0;
 
        /*
-        * Disable arch_idle() by default since it is buggy
-        * For more info see arch/arm/mach-gemini/include/mach/system.h
+        * Disable the idle handler by default since it is buggy
+        * For more info see arch/arm/mach-gemini/idle.c
         */
        disable_hlt();