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authorXunlei Pang <pang.xunlei@linaro.org>2015-08-04 07:48:56 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-08-28 15:14:54 +0200
commit4c1ed5a6079078699128064664913ae7b079648f (patch)
tree76c41b8fe9f3347195afbc345de623b0167d0ec8 /drivers
parentcpuidle/coupled: Remove cpuidle_device::safe_state_index (diff)
downloadlinux-4c1ed5a6079078699128064664913ae7b079648f.tar.xz
linux-4c1ed5a6079078699128064664913ae7b079648f.zip
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/cpuidle/coupled.c4
-rw-r--r--drivers/cpuidle/cpuidle.c4
-rw-r--r--drivers/cpuidle/cpuidle.h7
3 files changed, 6 insertions, 9 deletions
diff --git a/drivers/cpuidle/coupled.c b/drivers/cpuidle/coupled.c
index 6493e4055abe..1523e2d745eb 100644
--- 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 48b7228563ad..fe79cafb0f14 100644
--- 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 ee97e9672ecf..178c5ad3d568 100644
--- 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;
}