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| author |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2017-08-23 23:21:07 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2017-08-30 03:06:27 +0200 |
| commit | 34c2f65b718d44ea7d7b3cc10777f410677455ce (patch) | |
| tree | 70a9a541937ff04eb67c1bda48f81da664231df6 /drivers/cpuidle/driver.c | |
| parent | cpuidle: Eliminate the CPUIDLE_DRIVER_STATE_START symbol (diff) | |
| download | linux-dev-34c2f65b718d44ea7d7b3cc10777f410677455ce.tar.xz linux-dev-34c2f65b718d44ea7d7b3cc10777f410677455ce.zip | |
cpuidle: Move polling state initialization code to separate file
Move the polling state initialization code to a separate file built
conditionally on CONFIG_ARCH_HAS_CPU_RELAX to get rid of the #ifdef
in driver.c.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Tested-by: Sudeep Holla <sudeep.holla@arm.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Diffstat (limited to 'drivers/cpuidle/driver.c')
| -rw-r--r-- | drivers/cpuidle/driver.c | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/drivers/cpuidle/driver.c b/drivers/cpuidle/driver.c index e942f8ef4309..6f694c86f3fa 100644 --- a/drivers/cpuidle/driver.c +++ b/drivers/cpuidle/driver.c @@ -179,37 +179,6 @@ static void __cpuidle_driver_init(struct cpuidle_driver *drv) } } -#ifdef CONFIG_ARCH_HAS_CPU_RELAX -static int __cpuidle poll_idle(struct cpuidle_device *dev, - struct cpuidle_driver *drv, int index) -{ - local_irq_enable(); - if (!current_set_polling_and_test()) { - while (!need_resched()) - cpu_relax(); - } - current_clr_polling(); - - return index; -} - -static void poll_idle_init(struct cpuidle_driver *drv) -{ - struct cpuidle_state *state = &drv->states[0]; - - snprintf(state->name, CPUIDLE_NAME_LEN, "POLL"); - snprintf(state->desc, CPUIDLE_DESC_LEN, "CPUIDLE CORE POLL IDLE"); - state->exit_latency = 0; - state->target_residency = 0; - state->power_usage = -1; - state->enter = poll_idle; - state->disabled = false; - state->flags = CPUIDLE_FLAG_POLLING; -} -#else -static void poll_idle_init(struct cpuidle_driver *drv) {} -#endif /* !CONFIG_ARCH_HAS_CPU_RELAX */ - /** * __cpuidle_register_driver: register the driver * @drv: a valid pointer to a struct cpuidle_driver |