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Date: Tue, 28 Jun 2016 16:04:34 +0800
From: Lv Zheng <lv.zheng@...el.com>
To: "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
"Rafael J. Wysocki" <rjw@...ysocki.net>,
Len Brown <len.brown@...el.com>
Cc: Lv Zheng <lv.zheng@...el.com>, Lv Zheng <zetalog@...il.com>,
<linux-kernel@...r.kernel.org>, linux-acpi@...r.kernel.org
Subject: [RFC PATCH 1/3] PM: Rename prepare_late/wake suspend_ops callbacks to prepare_noirq/finish_noirq
Rename the names of the PM callbacks, making them consistent with their
caller names. Particularly:
.prepare_late -> .prepare_noirq
.wake -> .finish_noirq
Signed-off-by: Lv Zheng <lv.zheng@...el.com>
---
arch/powerpc/platforms/pseries/suspend.c | 6 +++---
drivers/acpi/sleep.c | 8 ++++----
include/linux/suspend.h | 28 ++++++++++++++--------------
kernel/power/suspend.c | 8 ++++----
4 files changed, 25 insertions(+), 25 deletions(-)
diff --git a/arch/powerpc/platforms/pseries/suspend.c b/arch/powerpc/platforms/pseries/suspend.c
index e76aefa..cc52b0f 100644
--- a/arch/powerpc/platforms/pseries/suspend.c
+++ b/arch/powerpc/platforms/pseries/suspend.c
@@ -112,12 +112,12 @@ static int pseries_suspend_enter(suspend_state_t state)
}
/**
- * pseries_prepare_late - Prepare to suspend all other CPUs
+ * pseries_prepare_noirq - Prepare to suspend all other CPUs
*
* Return value:
* 0 on success / other on failure
**/
-static int pseries_prepare_late(void)
+static int pseries_prepare_noirq(void)
{
atomic_set(&suspending, 1);
atomic_set(&suspend_data.working, 0);
@@ -225,7 +225,7 @@ static struct bus_type suspend_subsys = {
static const struct platform_suspend_ops pseries_suspend_ops = {
.valid = suspend_valid_only_mem,
.begin = pseries_suspend_begin,
- .prepare_late = pseries_prepare_late,
+ .prepare_noirq = pseries_prepare_noirq,
.enter = pseries_suspend_enter,
};
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 7a2e4d4..d30fce7f 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -595,9 +595,9 @@ static int acpi_suspend_state_valid(suspend_state_t pm_state)
static const struct platform_suspend_ops acpi_suspend_ops = {
.valid = acpi_suspend_state_valid,
.begin = acpi_suspend_begin,
- .prepare_late = acpi_pm_prepare,
+ .prepare_noirq = acpi_pm_prepare,
.enter = acpi_suspend_enter,
- .wake = acpi_pm_finish,
+ .finish_noirq = acpi_pm_finish,
.end = acpi_pm_end,
};
@@ -623,9 +623,9 @@ static int acpi_suspend_begin_old(suspend_state_t pm_state)
static const struct platform_suspend_ops acpi_suspend_ops_old = {
.valid = acpi_suspend_state_valid,
.begin = acpi_suspend_begin_old,
- .prepare_late = acpi_pm_pre_suspend,
+ .prepare_noirq = acpi_pm_pre_suspend,
.enter = acpi_suspend_enter,
- .wake = acpi_pm_finish,
+ .finish_noirq = acpi_pm_finish,
.end = acpi_pm_end,
.recover = acpi_pm_finish,
};
diff --git a/include/linux/suspend.h b/include/linux/suspend.h
index 7693e39..b5261e3 100644
--- a/include/linux/suspend.h
+++ b/include/linux/suspend.h
@@ -121,13 +121,13 @@ static inline void dpm_save_failed_step(enum suspend_stat_step step)
* appropriate .suspend() method has been executed for each device) and
* before device drivers' late suspend callbacks are executed. It returns
* 0 on success or a negative error code otherwise, in which case the
- * system cannot enter the desired sleep state (@prepare_late(), @enter(),
- * and @wake() will not be called in that case).
+ * system cannot enter the desired sleep state (@prepare_noirq(), @enter(),
+ * and @finish_noirq() will not be called in that case).
*
- * @prepare_late: Finish preparing the platform for entering the system sleep
+ * @prepare_noirq: Finish preparing the platform for entering the system sleep
* state indicated by @begin().
- * @prepare_late is called before disabling nonboot CPUs and after
- * device drivers' late suspend callbacks have been executed. It returns
+ * @prepare_noirq is called before disabling nonboot CPUs and after
+ * device drivers' noirq suspend callbacks have been executed. It returns
* 0 on success or a negative error code otherwise, in which case the
* system cannot enter the desired sleep state (@enter() will not be
* executed).
@@ -138,20 +138,20 @@ static inline void dpm_save_failed_step(enum suspend_stat_step step)
* error code otherwise, in which case the system cannot enter the desired
* sleep state.
*
- * @wake: Called when the system has just left a sleep state, right after
- * the nonboot CPUs have been enabled and before device drivers' early
- * resume callbacks are executed.
+ * @finish_noirq: Called when the system has just left a sleep state, right
+ * after the nonboot CPUs have been enabled and before device drivers'
+ * noirq resume callbacks are executed.
* This callback is optional, but should be implemented by the platforms
- * that implement @prepare_late(). If implemented, it is always called
- * after @prepare_late and @enter(), even if one of them fails.
+ * that implement @prepare_noirq(). If implemented, it is always called
+ * after @prepare_noirq and @enter(), even if one of them fails.
*
* @finish: Finish wake-up of the platform.
* @finish is called right prior to calling device drivers' regular suspend
* callbacks.
* This callback is optional, but should be implemented by the platforms
* that implement @prepare(). If implemented, it is always called after
- * @enter() and @wake(), even if any of them fails. It is executed after
- * a failing @prepare.
+ * @enter() and @finish_noirq(), even if any of them fails. It is executed
+ * after a failing @prepare.
*
* @suspend_again: Returns whether the system should suspend again (true) or
* not (false). If the platform wants to poll sensors or execute some
@@ -177,9 +177,9 @@ struct platform_suspend_ops {
int (*valid)(suspend_state_t state);
int (*begin)(suspend_state_t state);
int (*prepare)(void);
- int (*prepare_late)(void);
+ int (*prepare_noirq)(void);
int (*enter)(suspend_state_t state);
- void (*wake)(void);
+ void (*finish_noirq)(void);
void (*finish)(void);
bool (*suspend_again)(void);
void (*end)(void);
diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c
index 5b70d64..f0a5561 100644
--- a/kernel/power/suspend.c
+++ b/kernel/power/suspend.c
@@ -185,14 +185,14 @@ static int platform_suspend_prepare_late(suspend_state_t state)
static int platform_suspend_prepare_noirq(suspend_state_t state)
{
- return state != PM_SUSPEND_FREEZE && suspend_ops->prepare_late ?
- suspend_ops->prepare_late() : 0;
+ return state != PM_SUSPEND_FREEZE && suspend_ops->prepare_noirq ?
+ suspend_ops->prepare_noirq() : 0;
}
static void platform_resume_noirq(suspend_state_t state)
{
- if (state != PM_SUSPEND_FREEZE && suspend_ops->wake)
- suspend_ops->wake();
+ if (state != PM_SUSPEND_FREEZE && suspend_ops->finish_noirq)
+ suspend_ops->finish_noirq();
}
static void platform_resume_early(suspend_state_t state)
--
1.7.10
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