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Subject[PATCH 2/2] ARM / shmobile: Use pm_genpd_poweroff_unused()
Date
From: Rafael J. Wysocki <rjw@sisk.pl>

Make shmobile use pm_genpd_poweroff_unused() instead of the
open-coded powering off PM domains without devices in use.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
---
arch/arm/mach-shmobile/include/mach/common.h | 1 -
arch/arm/mach-shmobile/pm-sh7372.c | 13 -------------
arch/arm/mach-shmobile/pm_runtime.c | 6 ++----
3 files changed, 2 insertions(+), 18 deletions(-)

Index: linux-2.6/arch/arm/mach-shmobile/include/mach/common.h
===================================================================
--- linux-2.6.orig/arch/arm/mach-shmobile/include/mach/common.h
+++ linux-2.6/arch/arm/mach-shmobile/include/mach/common.h
@@ -12,7 +12,6 @@ extern struct platform_suspend_ops shmob
struct cpuidle_device;
extern void (*shmobile_cpuidle_modes[])(void);
extern void (*shmobile_cpuidle_setup)(struct cpuidle_device *dev);
-extern void (*shmobile_runtime_pm_late_init)(void);

extern void sh7367_init_irq(void);
extern void sh7367_add_early_devices(void);
Index: linux-2.6/arch/arm/mach-shmobile/pm-sh7372.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-shmobile/pm-sh7372.c
+++ linux-2.6/arch/arm/mach-shmobile/pm-sh7372.c
@@ -126,17 +126,6 @@ static bool pd_active_wakeup(struct devi
return true;
}

-static void sh7372_late_pm_domain_off(void)
-{
- /* request power down of unused pm domains */
- queue_work(pm_wq, &sh7372_a4lc.genpd.power_off_work);
- queue_work(pm_wq, &sh7372_a4mp.genpd.power_off_work);
- queue_work(pm_wq, &sh7372_d4.genpd.power_off_work);
- queue_work(pm_wq, &sh7372_a3rv.genpd.power_off_work);
- queue_work(pm_wq, &sh7372_a3ri.genpd.power_off_work);
- queue_work(pm_wq, &sh7372_a3sg.genpd.power_off_work);
-}
-
void sh7372_init_pm_domain(struct sh7372_pm_domain *sh7372_pd)
{
struct generic_pm_domain *genpd = &sh7372_pd->genpd;
@@ -157,8 +146,6 @@ void sh7372_init_pm_domain(struct sh7372
genpd->power_on = pd_power_up;
}
genpd->power_on(&sh7372_pd->genpd);
-
- shmobile_runtime_pm_late_init = sh7372_late_pm_domain_off;
}

void sh7372_add_device_to_domain(struct sh7372_pm_domain *sh7372_pd,
Index: linux-2.6/arch/arm/mach-shmobile/pm_runtime.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-shmobile/pm_runtime.c
+++ linux-2.6/arch/arm/mach-shmobile/pm_runtime.c
@@ -14,6 +14,7 @@
#include <linux/kernel.h>
#include <linux/io.h>
#include <linux/pm_runtime.h>
+#include <linux/pm_domain.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/sh_clk.h>
@@ -57,12 +58,9 @@ static int __init sh_pm_runtime_init(voi
}
core_initcall(sh_pm_runtime_init);

-void (*shmobile_runtime_pm_late_init)(void);
-
static int __init sh_pm_runtime_late_init(void)
{
- if (shmobile_runtime_pm_late_init)
- shmobile_runtime_pm_late_init();
+ pm_genpd_poweroff_unused();
return 0;
}
late_initcall(sh_pm_runtime_late_init);


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