===================================================================
@@ -61,14 +61,15 @@ typedef int __bitwise suspend_state_t;
* 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(),
- * @wake(), and @finish() will not be called in that case).
+ * and @wake() will not be called in that case).
*
* @prepare_late: 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
* 0 on success or a negative error code otherwise, in which case the
- * system cannot enter the desired sleep state (@enter() and @wake()).
+ * system cannot enter the desired sleep state (@enter() will not be
+ * executed).
*
* @enter: Enter the system sleep state indicated by @begin() or represented by
* the argument if @begin() is not implemented.
@@ -81,14 +82,15 @@ typedef int __bitwise suspend_state_t;
* 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 @enter(), even if @enter() fails.
+ * after @prepare_late 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(), if implemented, even if any of them fails.
+ * @enter() and @wake(), even if any of them fails. It is executed after
+ * a failing @prepare.
*
* @end: Called by the PM core right after resuming devices, to indicate to
* the platform that the system has returned to the working state or
===================================================================
@@ -145,19 +145,19 @@ static int suspend_enter(suspend_state_t
if (suspend_ops->prepare) {
error = suspend_ops->prepare();
if (error)
- return error;
+ goto Platform_finish;
}
error = dpm_suspend_noirq(PMSG_SUSPEND);
if (error) {
printk(KERN_ERR "PM: Some devices failed to power down\n");
- goto Platfrom_finish;
+ goto Platform_finish;
}
if (suspend_ops->prepare_late) {
error = suspend_ops->prepare_late();
if (error)
- goto Power_up_devices;
+ goto Platform_wake;
}
if (suspend_test(TEST_PLATFORM))
@@ -189,10 +189,9 @@ static int suspend_enter(suspend_state_t
if (suspend_ops->wake)
suspend_ops->wake();
- Power_up_devices:
dpm_resume_noirq(PMSG_RESUME);
- Platfrom_finish:
+ Platform_finish:
if (suspend_ops->finish)
suspend_ops->finish();