cpuidle/coupled: Remove redundant 'dev' argument of cpuidle_state_is_coupled()

For cpuidle_state_is_coupled(), 'dev' is not used, so remove it.

Signed-off-by: Xunlei Pang <pang.xunlei@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/cpuidle/coupled.c b/drivers/cpuidle/coupled.c
index 6493e4055abe3082dc88dca654cd8058aa455369..1523e2d745eb59682d18495273c6b76b022bb035 100644 (file)
--- a/drivers/cpuidle/coupled.c
+++ b/drivers/cpuidle/coupled.c
@@ -176,14 +176,12 @@ void cpuidle_coupled_parallel_barrier(struct cpuidle_device *dev, atomic_t *a)
 
 /**
  * cpuidle_state_is_coupled - check if a state is part of a coupled set
- * @dev: struct cpuidle_device for the current cpu
  * @drv: struct cpuidle_driver for the platform
  * @state: index of the target state in drv->states
  *
  * Returns true if the target state is coupled with cpus besides this one
  */
-bool cpuidle_state_is_coupled(struct cpuidle_device *dev,
-       struct cpuidle_driver *drv, int state)
+bool cpuidle_state_is_coupled(struct cpuidle_driver *drv, int state)
 {
        return drv->states[state].flags & CPUIDLE_FLAG_COUPLED;
 }

diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 48b7228563ad7b024b17d49dc8ff9b675049f587..fe79cafb0f14ccbf37d80374227e7440fedfae8f 100644 (file)
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -210,7 +210,7 @@ int cpuidle_enter_state(struct cpuidle_device *dev, struct cpuidle_driver *drv,
                tick_broadcast_exit();
        }
 
-       if (!cpuidle_state_is_coupled(dev, drv, entered_state))
+       if (!cpuidle_state_is_coupled(drv, entered_state))
                local_irq_enable();
 
        diff = ktime_to_us(ktime_sub(time_end, time_start));
@@ -259,7 +259,7 @@ int cpuidle_select(struct cpuidle_driver *drv, struct cpuidle_device *dev)
 int cpuidle_enter(struct cpuidle_driver *drv, struct cpuidle_device *dev,
                  int index)
 {
-       if (cpuidle_state_is_coupled(dev, drv, index))
+       if (cpuidle_state_is_coupled(drv, index))
                return cpuidle_enter_state_coupled(dev, drv, index);
        return cpuidle_enter_state(dev, drv, index);
 }

diff --git a/drivers/cpuidle/cpuidle.h b/drivers/cpuidle/cpuidle.h
index ee97e9672ecfe175b42dd7e10bde22c9d2a8a76b..178c5ad3d56871a4ce034fa7290a54f7ae3882c5 100644 (file)
--- a/drivers/cpuidle/cpuidle.h
+++ b/drivers/cpuidle/cpuidle.h
@@ -34,15 +34,14 @@ extern int cpuidle_add_sysfs(struct cpuidle_device *dev);
 extern void cpuidle_remove_sysfs(struct cpuidle_device *dev);
 
 #ifdef CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED
-bool cpuidle_state_is_coupled(struct cpuidle_device *dev,
-               struct cpuidle_driver *drv, int state);
+bool cpuidle_state_is_coupled(struct cpuidle_driver *drv, int state);
 int cpuidle_enter_state_coupled(struct cpuidle_device *dev,
                struct cpuidle_driver *drv, int next_state);
 int cpuidle_coupled_register_device(struct cpuidle_device *dev);
 void cpuidle_coupled_unregister_device(struct cpuidle_device *dev);
 #else
-static inline bool cpuidle_state_is_coupled(struct cpuidle_device *dev,
-               struct cpuidle_driver *drv, int state)
+static inline
+bool cpuidle_state_is_coupled(struct cpuidle_driver *drv, int state)
 {
        return false;
 }