ARM: substitute arch_idle()

Now that all implementations of arch_idle() are equivalent to cpu_do_idle()
we can just use the later directly and stop including mach/system.h.

Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Acked-and-tested-by: Jamie Iles <jamie@jamieiles.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Tested-by: Stephen Warren <swarren@nvidia.com>

3 files changed, 4 insertions, 7 deletions

diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index ba9e7ef92bec..008e7ce766a7 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -61,8 +61,6 @@ extern void setup_mm_for_reboot(void);
 
 static volatile int hlt_counter;
 
-#include <mach/system.h>
-
 void disable_hlt(void)
 {
         hlt_counter++;
@@ -191,7 +189,7 @@ static void default_idle(void)
         if (arm_pm_idle)
                 arm_pm_idle();
         else
-                arch_idle();
+                cpu_do_idle();
         local_irq_enable();
 }
 
diff --git a/arch/arm/mach-mxs/pm.c b/arch/arm/mach-mxs/pm.c
index fb042da29bda..a9b4bbcdafb4 100644
--- a/arch/arm/mach-mxs/pm.c
+++ b/arch/arm/mach-mxs/pm.c
@@ -15,13 +15,12 @@
 #include <linux/kernel.h>
 #include <linux/suspend.h>
 #include <linux/io.h>
-#include <mach/system.h>
 
 static int mxs_suspend_enter(suspend_state_t state)
 {
         switch (state) {
         case PM_SUSPEND_MEM:
-                arch_idle();
+                cpu_do_idle();
                 break;
 
         default:
diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c
index 62d4f36c57a6..c840689df24a 100644
--- a/arch/arm/mach-omap2/pm44xx.c
+++ b/arch/arm/mach-omap2/pm44xx.c
@@ -173,7 +173,7 @@ static int __init pwrdms_setup(struct powerdomain *pwrdm, void *unused)
  * omap_default_idle - OMAP4 default ilde routine.'
  *
  * Implements OMAP4 memory, IO ordering requirements which can't be addressed
- * with default arch_idle() hook. Used by all CPUs with !CONFIG_CPUIDLE and
+ * with default cpu_do_idle() hook. Used by all CPUs with !CONFIG_CPUIDLE and
  * by secondary CPU with CONFIG_CPUIDLE.
  */
 static void omap_default_idle(void)
@@ -253,7 +253,7 @@ static int __init omap4_pm_init(void)
         suspend_set_ops(&omap_pm_ops);
 #endif /* CONFIG_SUSPEND */
 
-        /* Overwrite the default arch_idle() */
+        /* Overwrite the default cpu_do_idle() */
         arm_pm_idle = omap_default_idle;
 
         omap4_idle_init();