C++ dpm_resume_start函数代码示例

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本文整理汇总了C++中dpm_resume_start函数的典型用法代码示例。如果您正苦于以下问题：C++ dpm_resume_start函数的具体用法？C++ dpm_resume_start怎么用？C++ dpm_resume_start使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了dpm_resume_start函数的14个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: do_suspend

static void do_suspend(void)
{
	int err;
	struct suspend_info si;

	shutting_down = SHUTDOWN_SUSPEND;

#ifdef CONFIG_PREEMPT
	/* If the kernel is preemptible, we need to freeze all the processes
	   to prevent them from being in the middle of a pagetable update
	   during suspend. */
	err = freeze_processes();
	if (err) {
		pr_err("%s: freeze failed %d\n", __func__, err);
		goto out;
	}
#endif

	err = dpm_suspend_start(PMSG_FREEZE);
	if (err) {
		pr_err("%s: dpm_suspend_start %d\n", __func__, err);
		goto out_thaw;
	}

	printk(KERN_DEBUG "suspending xenstore...\n");
	xs_suspend();

	err = dpm_suspend_end(PMSG_FREEZE);
	if (err) {
		pr_err("dpm_suspend_end failed: %d\n", err);
		si.cancelled = 0;
		goto out_resume;
	}

	si.cancelled = 1;

	err = stop_machine(xen_suspend, &si, cpumask_of(0));

	/* Resume console as early as possible. */
	if (!si.cancelled)
		xen_console_resume();

	raw_notifier_call_chain(&xen_resume_notifier, 0, NULL);

	dpm_resume_start(si.cancelled ? PMSG_THAW : PMSG_RESTORE);

	if (err) {
		pr_err("failed to start xen_suspend: %d\n", err);
		si.cancelled = 1;
	}

out_resume:
	if (!si.cancelled) {
		xen_arch_resume();
		xs_resume();
	} else
		xs_suspend_cancel();

	dpm_resume_end(si.cancelled ? PMSG_THAW : PMSG_RESTORE);

out_thaw:
#ifdef CONFIG_PREEMPT
	thaw_processes();
out:
#endif
	shutting_down = SHUTDOWN_INVALID;
}

开发者ID:AkyZero，项目名称:wrapfs-latest，代码行数:67，代码来源:manage.c

示例2: hibernation_platform_enter

/**
 * hibernation_platform_enter - Power off the system using the platform driver.
 */
int hibernation_platform_enter(void)
{
	int error;

	if (!hibernation_ops)
		return -ENOSYS;

	/*
	 * We have cancelled the power transition by running
	 * hibernation_ops->finish() before saving the image, so we should let
	 * the firmware know that we're going to enter the sleep state after all
	 */
	error = hibernation_ops->begin();
	if (error)
		goto Close;

	entering_platform_hibernation = true;
	suspend_console();
	error = dpm_suspend_start(PMSG_HIBERNATE);
	if (error) {
		if (hibernation_ops->recover)
			hibernation_ops->recover();
		goto Resume_devices;
	}

	error = dpm_suspend_end(PMSG_HIBERNATE);
	if (error)
		goto Resume_devices;

	error = hibernation_ops->prepare();
	if (error)
		goto Platform_finish;

	error = disable_nonboot_cpus();
	if (error)
		goto Enable_cpus;

	local_irq_disable();
	syscore_suspend();
	if (pm_wakeup_pending()) {
		error = -EAGAIN;
		goto Power_up;
	}

	hibernation_ops->enter();
	/* We should never get here */
	while (1);

 Power_up:
	syscore_resume();
	local_irq_enable();

 Enable_cpus:
	enable_nonboot_cpus();

 Platform_finish:
	hibernation_ops->finish();

	dpm_resume_start(PMSG_RESTORE);

 Resume_devices:
	entering_platform_hibernation = false;
	dpm_resume_end(PMSG_RESTORE);
	resume_console();

 Close:
	hibernation_ops->end();

	return error;
}

开发者ID:mdamt，项目名称:linux，代码行数:73，代码来源:hibernate.c

示例3: resume_target_kernel

/**
 * resume_target_kernel - Restore system state from a hibernation image.
 * @platform_mode: Whether or not to use the platform driver.
 *
 * Execute device drivers' "noirq" and "late" freeze callbacks, restore the
 * contents of highmem that have not been restored yet from the image and run
 * the low-level code that will restore the remaining contents of memory and
 * switch to the just restored target kernel.
 */
static int resume_target_kernel(bool platform_mode)
{
	int error;

	error = dpm_suspend_end(PMSG_QUIESCE);
	if (error) {
		pr_err("Some devices failed to power down, aborting resume\n");
		return error;
	}

	error = platform_pre_restore(platform_mode);
	if (error)
		goto Cleanup;

	error = hibernate_resume_nonboot_cpu_disable();
	if (error)
		goto Enable_cpus;

	local_irq_disable();

	error = syscore_suspend();
	if (error)
		goto Enable_irqs;

	save_processor_state();
	error = restore_highmem();
	if (!error) {
		error = swsusp_arch_resume();
		/*
		 * The code below is only ever reached in case of a failure.
		 * Otherwise, execution continues at the place where
		 * swsusp_arch_suspend() was called.
		 */
		BUG_ON(!error);
		/*
		 * This call to restore_highmem() reverts the changes made by
		 * the previous one.
		 */
		restore_highmem();
	}
	/*
	 * The only reason why swsusp_arch_resume() can fail is memory being
	 * very tight, so we have to free it as soon as we can to avoid
	 * subsequent failures.
	 */
	swsusp_free();
	restore_processor_state();
	touch_softlockup_watchdog();

	syscore_resume();

 Enable_irqs:
	local_irq_enable();

 Enable_cpus:
	enable_nonboot_cpus();

 Cleanup:
	platform_restore_cleanup(platform_mode);

	dpm_resume_start(PMSG_RECOVER);

	return error;
}

开发者ID:mdamt，项目名称:linux，代码行数:73，代码来源:hibernate.c

示例4: create_image

/**
 * create_image - Create a hibernation image.
 * @platform_mode: Whether or not to use the platform driver.
 *
 * Execute device drivers' "late" and "noirq" freeze callbacks, create a
 * hibernation image and run the drivers' "noirq" and "early" thaw callbacks.
 *
 * Control reappears in this routine after the subsequent restore.
 */
static int create_image(int platform_mode)
{
	int error;

	error = dpm_suspend_end(PMSG_FREEZE);
	if (error) {
		pr_err("Some devices failed to power down, aborting hibernation\n");
		return error;
	}

	error = platform_pre_snapshot(platform_mode);
	if (error || hibernation_test(TEST_PLATFORM))
		goto Platform_finish;

	error = disable_nonboot_cpus();
	if (error || hibernation_test(TEST_CPUS))
		goto Enable_cpus;

	local_irq_disable();

	error = syscore_suspend();
	if (error) {
		pr_err("Some system devices failed to power down, aborting hibernation\n");
		goto Enable_irqs;
	}

	if (hibernation_test(TEST_CORE) || pm_wakeup_pending())
		goto Power_up;

	in_suspend = 1;
	save_processor_state();
	trace_suspend_resume(TPS("machine_suspend"), PM_EVENT_HIBERNATE, true);
	error = swsusp_arch_suspend();
	/* Restore control flow magically appears here */
	restore_processor_state();
	trace_suspend_resume(TPS("machine_suspend"), PM_EVENT_HIBERNATE, false);
	if (error)
		pr_err("Error %d creating hibernation image\n", error);

	if (!in_suspend) {
		events_check_enabled = false;
		clear_free_pages();
	}

	platform_leave(platform_mode);

 Power_up:
	syscore_resume();

 Enable_irqs:
	local_irq_enable();

 Enable_cpus:
	enable_nonboot_cpus();

 Platform_finish:
	platform_finish(platform_mode);

	dpm_resume_start(in_suspend ?
		(error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE);

	return error;
}

开发者ID:mdamt，项目名称:linux，代码行数:72，代码来源:hibernate.c

示例5: suspend_enter

/**
 * suspend_enter - Make the system enter the given sleep state.
 * @state: System sleep state to enter.
 * @wakeup: Returns information that the sleep state should not be re-entered.
 *
 * This function should be called after devices have been suspended.
 */
static int suspend_enter(suspend_state_t state, bool *wakeup)
{
	int error;

	if (need_suspend_ops(state) && suspend_ops->prepare) {
		error = suspend_ops->prepare();
		if (error)
			goto Platform_finish;
	}

	error = dpm_suspend_end(PMSG_SUSPEND);
	if (error) {
		printk(KERN_ERR "PM: Some devices failed to power down\n");
		goto Platform_finish;
	}

	if (need_suspend_ops(state) && suspend_ops->prepare_late) {
		error = suspend_ops->prepare_late();
		if (error)
			goto Platform_wake;
	}

	/*
	 * PM_SUSPEND_FREEZE equals
	 * frozen processes + suspended devices + idle processors.
	 * Thus we should invoke freeze_enter() soon after
	 * all the devices are suspended.
	 */
	if (state == PM_SUSPEND_FREEZE) {
		freeze_enter();
		goto Platform_wake;
	}

	if (suspend_test(TEST_PLATFORM))
		goto Platform_wake;

	error = disable_nonboot_cpus();
	if (error || suspend_test(TEST_CPUS))
		goto Enable_cpus;

	arch_suspend_disable_irqs();
	BUG_ON(!irqs_disabled());

	error = syscore_suspend();
	if (!error) {
		*wakeup = pm_wakeup_pending();
		if (!(suspend_test(TEST_CORE) || *wakeup)) {
			error = suspend_ops->enter(state);
			events_check_enabled = false;
		}
		syscore_resume();
	}

	arch_suspend_enable_irqs();
	BUG_ON(irqs_disabled());

 Enable_cpus:
	enable_nonboot_cpus();

 Platform_wake:
	if (need_suspend_ops(state) && suspend_ops->wake)
		suspend_ops->wake();

	dpm_resume_start(PMSG_RESUME);

 Platform_finish:
	if (need_suspend_ops(state) && suspend_ops->finish)
		suspend_ops->finish();

	return error;
}

开发者ID:AiWinters，项目名称:linux，代码行数:78，代码来源:suspend.c

示例6: suspend_enter

/**
 * suspend_enter - Make the system enter the given sleep state.
 * @state: System sleep state to enter.
 * @wakeup: Returns information that the sleep state should not be re-entered.
 *
 * This function should be called after devices have been suspended.
 */
static int suspend_enter(suspend_state_t state, bool *wakeup)
{
	int error;

#ifdef CONFIG_SEC_GPIO_DVS
    /************************ Caution !!! ****************************/
    /* This function must be located in appropriate SLEEP position
     * in accordance with the specification of each BB vendor.
     */
    /************************ Caution !!! ****************************/
    gpio_dvs_check_sleepgpio();
#ifdef SECGPIO_SLEEP_DEBUGGING
    /************************ Caution !!! ****************************/
    /* This func. must be located in an appropriate position for GPIO SLEEP debugging
     * in accordance with the specification of each BB vendor, and 
     * the func. must be called after calling the function "gpio_dvs_check_sleepgpio"
     */
    /************************ Caution !!! ****************************/
    gpio_dvs_set_sleepgpio();
#endif
#endif

	if (suspend_ops->prepare) {
		error = suspend_ops->prepare();
		if (error)
			goto Platform_finish;
	}

	error = dpm_suspend_end(PMSG_SUSPEND);
	if (error) {
		printk(KERN_ERR "PM: Some devices failed to power down\n");
		goto Platform_finish;
	}

	if (suspend_ops->prepare_late) {
		error = suspend_ops->prepare_late();
		if (error)
			goto Platform_wake;
	}

	if (suspend_test(TEST_PLATFORM))
		goto Platform_wake;

	error = disable_nonboot_cpus();
	if (error || suspend_test(TEST_CPUS))
		goto Enable_cpus;

	arch_suspend_disable_irqs();
	BUG_ON(!irqs_disabled());

	error = syscore_suspend();
	if (!error) {
		*wakeup = pm_wakeup_pending();
		if (!(suspend_test(TEST_CORE) || *wakeup)) {
			error = suspend_ops->enter(state);
			events_check_enabled = false;
		}
		syscore_resume();
	}

	arch_suspend_enable_irqs();
	BUG_ON(irqs_disabled());

 Enable_cpus:
	enable_nonboot_cpus();

 Platform_wake:
	if (suspend_ops->wake)
		suspend_ops->wake();

	dpm_resume_start(PMSG_RESUME);

 Platform_finish:
	if (suspend_ops->finish)
		suspend_ops->finish();

	return error;
}

开发者ID:FyFyVy，项目名称:android_kernel_samsung_j13g，代码行数:85，代码来源:suspend.c

示例7: do_suspend

static void do_suspend(void)
{
	int err;
	struct suspend_info si;

	shutting_down = SHUTDOWN_SUSPEND;

	err = freeze_processes();
	if (err) {
		pr_err("%s: freeze failed %d\n", __func__, err);
		goto out;
	}

	err = dpm_suspend_start(PMSG_FREEZE);
	if (err) {
		pr_err("%s: dpm_suspend_start %d\n", __func__, err);
		goto out_thaw;
	}

	printk(KERN_DEBUG "suspending xenstore...\n");
	xs_suspend();

	err = dpm_suspend_end(PMSG_FREEZE);
	if (err) {
		pr_err("dpm_suspend_end failed: %d\n", err);
		si.cancelled = 0;
		goto out_resume;
	}

	si.cancelled = 1;

	if (xen_hvm_domain()) {
		si.arg = 0UL;
		si.pre = NULL;
		si.post = &xen_hvm_post_suspend;
	} else {
		si.arg = virt_to_mfn(xen_start_info);
		si.pre = &xen_pre_suspend;
		si.post = &xen_post_suspend;
	}

	err = stop_machine(xen_suspend, &si, cpumask_of(0));

	dpm_resume_start(si.cancelled ? PMSG_THAW : PMSG_RESTORE);

	if (err) {
		pr_err("failed to start xen_suspend: %d\n", err);
		si.cancelled = 1;
	}

out_resume:
	if (!si.cancelled) {
		xen_arch_resume();
		xs_resume();
	} else
		xs_suspend_cancel();

	dpm_resume_end(si.cancelled ? PMSG_THAW : PMSG_RESTORE);

out_thaw:
	thaw_processes();
out:
	shutting_down = SHUTDOWN_INVALID;
}

开发者ID:ExtremeGTX，项目名称:Devkit8500_Linux_BSP，代码行数:64，代码来源:manage.c

示例8: suspend_enter

/**
 * suspend_enter - Make the system enter the given sleep state.
 * @state: System sleep state to enter.
 * @wakeup: Returns information that the sleep state should not be re-entered.
 *
 * This function should be called after devices have been suspended.
 */
static int suspend_enter(suspend_state_t state, bool *wakeup)
{
	int error;

	if (suspend_ops->prepare) {
		error = suspend_ops->prepare();
		if (error)
			goto Platform_finish;
	}

	error = dpm_suspend_end(PMSG_SUSPEND);
	if (error) {
		printk(KERN_ERR "PM: Some devices failed to power down\n");
		goto Platform_finish;
	}

	/* time stamp for end of device suspend */
	time_stamp_in_suspend_flow(DEV_SUS, false);

	if (suspend_ops->prepare_late) {
		error = suspend_ops->prepare_late();
		if (error)
			goto Platform_wake;
	}

	if (suspend_test(TEST_PLATFORM))
		goto Platform_wake;

	/* time stamp for start of disabling non-boot cpus */
	time_stamp_in_suspend_flow(NB_CPU_OFF, true);

	error = disable_nonboot_cpus();

	/* time stamp for end of disabling non-boot cpus */
	time_stamp_in_suspend_flow(NB_CPU_OFF, false);

	if (error || suspend_test(TEST_CPUS))
		goto Enable_cpus;

	arch_suspend_disable_irqs();
	BUG_ON(!irqs_disabled());

	error = syscore_suspend();
	if (!error) {
		*wakeup = pm_wakeup_pending();
		if (!(suspend_test(TEST_CORE) || *wakeup)) {
			error = suspend_ops->enter(state);
			events_check_enabled = false;
		}
		syscore_resume();
	}

	arch_suspend_enable_irqs();
	BUG_ON(irqs_disabled());

 Enable_cpus:
	/* time stamp for start of enabling non-boot cpus */
	time_stamp_in_suspend_flow(NB_CPU_ON, true);

	enable_nonboot_cpus();

	/* time stamp for end of enabling non-boot cpus */
	time_stamp_in_suspend_flow(NB_CPU_ON, false);

 Platform_wake:
	if (suspend_ops->wake)
		suspend_ops->wake();

	/* time stamp for start of device resume */
	time_stamp_in_suspend_flow(DEV_RES, true);

	dpm_resume_start(PMSG_RESUME);

 Platform_finish:
	if (suspend_ops->finish)
		suspend_ops->finish();

	return error;
}

开发者ID:AirShark，项目名称:android_kernel_lenovo_redhookbay，代码行数:86，代码来源:suspend.c

示例9: do_suspend

static void do_suspend(void)
{
	int err;
	struct suspend_info si;

	shutting_down = SHUTDOWN_SUSPEND;

#ifdef CONFIG_PREEMPT
	/* If the kernel is preemptible, we need to freeze all the processes
	   to prevent them from being in the middle of a pagetable update
	   during suspend. */
	err = freeze_processes();
	if (err) {
		pr_err("%s: freeze failed %d\n", __func__, err);
		goto out;
	}
#endif

	err = dpm_suspend_start(PMSG_FREEZE);
	if (err) {
		pr_err("%s: dpm_suspend_start %d\n", __func__, err);
		goto out_thaw;
	}

	printk(KERN_DEBUG "suspending xenstore...\n");
	xs_suspend();

	err = dpm_suspend_end(PMSG_FREEZE);
	if (err) {
		pr_err("dpm_suspend_end failed: %d\n", err);
		si.cancelled = 0;
		goto out_resume;
	}

	si.cancelled = 1;

	if (xen_hvm_domain()) {
		si.arg = 0UL;
		si.pre = NULL;
		si.post = &xen_hvm_post_suspend;
	} else {
		si.arg = virt_to_mfn(xen_start_info);
		si.pre = &xen_pre_suspend;
		si.post = &xen_post_suspend;
	}

	err = stop_machine(xen_suspend, &si, cpumask_of(0));

	dpm_resume_start(si.cancelled ? PMSG_THAW : PMSG_RESTORE);

	if (err) {
		pr_err("failed to start xen_suspend: %d\n", err);
		si.cancelled = 1;
	}

out_resume:
	if (!si.cancelled) {
		xen_arch_resume();
		xs_resume();
	} else
		xs_suspend_cancel();

	dpm_resume_end(si.cancelled ? PMSG_THAW : PMSG_RESTORE);

	/* Make sure timer events get retriggered on all CPUs */
	clock_was_set();

out_thaw:
#ifdef CONFIG_PREEMPT
	thaw_processes();
out:
#endif
	shutting_down = SHUTDOWN_INVALID;
}

开发者ID:spacex，项目名称:kernel-centos7，代码行数:74，代码来源:manage.c

示例10: regulator_suspend_dump

/**
 * suspend_enter - Make the system enter the given sleep state.
 * @state: System sleep state to enter.
 * @wakeup: Returns information that the sleep state should not be re-entered.
 *
 * This function should be called after devices have been suspended.
 */
#ifdef VENDOR_EDIT
extern void regulator_suspend_dump(void);
extern void pinctrl_suspend_dump(void);
#endif /* VENDOR_EDIT */
static int suspend_enter(suspend_state_t state, bool *wakeup)
{
	char suspend_abort[MAX_SUSPEND_ABORT_LEN];
	int error, last_dev;

	if (need_suspend_ops(state) && suspend_ops->prepare) {
		error = suspend_ops->prepare();
		if (error)
			goto Platform_finish;
	}

	error = dpm_suspend_end(PMSG_SUSPEND);
	if (error) {
		last_dev = suspend_stats.last_failed_dev + REC_FAILED_NUM - 1;
		last_dev %= REC_FAILED_NUM;
		printk(KERN_ERR "PM: Some devices failed to power down\n");
		log_suspend_abort_reason("%s device failed to power down",
			suspend_stats.failed_devs[last_dev]);
		goto Platform_finish;
	}

	if (need_suspend_ops(state) && suspend_ops->prepare_late) {
		error = suspend_ops->prepare_late();
		if (error)
			goto Platform_wake;
	}

	if (suspend_test(TEST_PLATFORM))
		goto Platform_wake;

	/*
	 * PM_SUSPEND_FREEZE equals
	 * frozen processes + suspended devices + idle processors.
	 * Thus we should invoke freeze_enter() soon after
	 * all the devices are suspended.
	 */
	if (state == PM_SUSPEND_FREEZE) {
		freeze_enter();
		goto Platform_wake;
	}

	error = disable_nonboot_cpus();
	if (error || suspend_test(TEST_CPUS)) {
		log_suspend_abort_reason("Disabling non-boot cpus failed");
		goto Enable_cpus;
	}

	arch_suspend_disable_irqs();
	BUG_ON(!irqs_disabled());

	error = syscore_suspend();
	if (!error) {
		*wakeup = pm_wakeup_pending();
		if (!(suspend_test(TEST_CORE) || *wakeup)) {
#ifdef VENDOR_EDIT
			regulator_suspend_dump();
			pinctrl_suspend_dump();
#endif /* VENDOR_EDIT */
			error = suspend_ops->enter(state);
			events_check_enabled = false;
		} else if (*wakeup) {
			pm_get_active_wakeup_sources(suspend_abort,
				MAX_SUSPEND_ABORT_LEN);
			log_suspend_abort_reason(suspend_abort);
			error = -EBUSY;
		}

		start_logging_wakeup_reasons();
		syscore_resume();
	}

	arch_suspend_enable_irqs();
	BUG_ON(irqs_disabled());

 Enable_cpus:
	enable_nonboot_cpus();

 Platform_wake:
	if (need_suspend_ops(state) && suspend_ops->wake)
		suspend_ops->wake();

	dpm_resume_start(PMSG_RESUME);

 Platform_finish:
	if (need_suspend_ops(state) && suspend_ops->finish)
		suspend_ops->finish();

	return error;
}

开发者ID:benschhold，项目名称:android_kernel_oneplus_msm8994_custom，代码行数:100，代码来源:suspend.c

示例11: do_suspend

static void do_suspend(void)
{
	int err;
	struct suspend_info si;

	shutting_down = SHUTDOWN_SUSPEND;

	err = freeze_processes();
	if (err) {
		pr_err("%s: freeze processes failed %d\n", __func__, err);
		goto out;
	}

	err = freeze_kernel_threads();
	if (err) {
		pr_err("%s: freeze kernel threads failed %d\n", __func__, err);
		goto out_thaw;
	}

	err = dpm_suspend_start(PMSG_FREEZE);
	if (err) {
		pr_err("%s: dpm_suspend_start %d\n", __func__, err);
		goto out_thaw;
	}

	printk(KERN_DEBUG "suspending xenstore...\n");
	xs_suspend();

	err = dpm_suspend_end(PMSG_FREEZE);
	if (err) {
		pr_err("dpm_suspend_end failed: %d\n", err);
		si.cancelled = 0;
		goto out_resume;
	}

	xen_arch_suspend();

	si.cancelled = 1;

	err = stop_machine(xen_suspend, &si, cpumask_of(0));

	/* Resume console as early as possible. */
	if (!si.cancelled)
		xen_console_resume();

	raw_notifier_call_chain(&xen_resume_notifier, 0, NULL);

	dpm_resume_start(si.cancelled ? PMSG_THAW : PMSG_RESTORE);

	if (err) {
		pr_err("failed to start xen_suspend: %d\n", err);
		si.cancelled = 1;
	}

	xen_arch_resume();

out_resume:
	if (!si.cancelled)
		xs_resume();
	else
		xs_suspend_cancel();

	dpm_resume_end(si.cancelled ? PMSG_THAW : PMSG_RESTORE);

out_thaw:
	thaw_processes();
out:
	shutting_down = SHUTDOWN_INVALID;
}

开发者ID:mdamt，项目名称:linux，代码行数:69，代码来源:manage.c

示例12: suspend_enter

/**
 * suspend_enter - Make the system enter the given sleep state.
 * @state: System sleep state to enter.
 * @wakeup: Returns information that the sleep state should not be re-entered.
 *
 * This function should be called after devices have been suspended.
 */
static int suspend_enter(suspend_state_t state, bool *wakeup)
{
    int error;

    if (suspend_ops->prepare) {
        error = suspend_ops->prepare();
        if (error)
            goto Platform_finish;
    }

    error = dpm_suspend_end(PMSG_SUSPEND);
    if (error) {
        printk(KERN_ERR "PM: Some devices failed to power down\n");
        goto Platform_finish;
    }

    if (suspend_ops->prepare_late) {
        error = suspend_ops->prepare_late();
        if (error)
            goto Platform_wake;
    }

    if (suspend_test(TEST_PLATFORM))
        goto Platform_wake;

    error = disable_nonboot_cpus();
    if (error || suspend_test(TEST_CPUS))
        goto Enable_cpus;

    arch_suspend_disable_irqs();
    BUG_ON(!irqs_disabled());

    error = syscore_suspend();
    if (!error) {
        *wakeup = pm_wakeup_pending();
        if (!(suspend_test(TEST_CORE) || *wakeup)) {
            /*OPPO 2012-11-27 zhzhyon Add for headset detect*/
#ifdef CONFIG_VENDOR_EDIT
            if(has_wake_lock(WAKE_LOCK_SUSPEND))
            {
                goto Resume_devices;
            }
#endif
            /*OPPO 2012-11-27 zhzhyon Add end*/

            error = suspend_ops->enter(state);
            events_check_enabled = false;
        }
        /*OPPO 2012-11-27 zhzhyon Add for headset detect*/
#ifdef CONFIG_VENDOR_EDIT
Resume_devices:
#endif
        /*OPPO 2012-11-27 zhzhyon Add end*/
        syscore_resume();
    }

    arch_suspend_enable_irqs();
    BUG_ON(irqs_disabled());

Enable_cpus:
    enable_nonboot_cpus();

Platform_wake:
    if (suspend_ops->wake)
        suspend_ops->wake();

    dpm_resume_start(PMSG_RESUME);

Platform_finish:
    if (suspend_ops->finish)
        suspend_ops->finish();

    return error;
}

开发者ID:badboy29，项目名称:Oppo-Find5-Kernel-Source，代码行数:81，代码来源:suspend.c

示例13: suspend_enter

/**
 * suspend_enter - Make the system enter the given sleep state.
 * @state: System sleep state to enter.
 * @wakeup: Returns information that the sleep state should not be re-entered.
 *
 * This function should be called after devices have been suspended.
 */
static int suspend_enter(suspend_state_t state, bool *wakeup)
{
	int error;

#ifdef CONFIG_SEC_GPIO_DVS
	/************************ Caution !!! ****************************/
	/* This function must be located in appropriate SLEEP position
     * in accordance with the specification of each BB vendor.
     */
	/************************ Caution !!! ****************************/
	gpio_dvs_check_sleepgpio();
#ifdef SECGPIO_SLEEP_DEBUGGING
	/************************ Caution !!! ****************************/
	/* This func. must be located in an appropriate position for GPIO SLEEP debugging
     * in accordance with the specification of each BB vendor, and 
     * the func. must be called after calling the function "gpio_dvs_check_sleepgpio"
     */
	/************************ Caution !!! ****************************/
	gpio_dvs_set_sleepgpio();
#endif
#endif

	if (need_suspend_ops(state) && suspend_ops->prepare) {
		error = suspend_ops->prepare();
		if (error)
			goto Platform_finish;
	}

	error = dpm_suspend_end(PMSG_SUSPEND);
	if (error) {
		printk(KERN_ERR "PM: Some devices failed to power down\n");
		goto Platform_finish;
	}

	if (need_suspend_ops(state) && suspend_ops->prepare_late) {
		error = suspend_ops->prepare_late();
		if (error)
			goto Platform_wake;
	}

	if (suspend_test(TEST_PLATFORM))
		goto Platform_wake;

	/*
	 * PM_SUSPEND_FREEZE equals
	 * frozen processes + suspended devices + idle processors.
	 * Thus we should invoke freeze_enter() soon after
	 * all the devices are suspended.
	 */
	if (state == PM_SUSPEND_FREEZE) {
		freeze_enter();
		goto Platform_wake;
	}

	error = disable_nonboot_cpus();
	if (error || suspend_test(TEST_CPUS))
		goto Enable_cpus;

	arch_suspend_disable_irqs();
	BUG_ON(!irqs_disabled());

	error = syscore_suspend();
	if (!error) {
		*wakeup = pm_wakeup_pending();
		if (!(suspend_test(TEST_CORE) || *wakeup)) {
			error = suspend_ops->enter(state);
			events_check_enabled = false;
		}
		syscore_resume();
	}
#if defined(CONFIG_SEC_GPIO_DVS) && defined(SECGPIO_SLEEP_DEBUGGING)
	/************************ Caution !!! ****************************/
	/* This function must be located in an appropriate position
	 * to undo gpio SLEEP debugging setting when DUT wakes up.
	 * It should be implemented in accordance with the specification of each BB vendor.
	 */
	/************************ Caution !!! ****************************/
	gpio_dvs_undo_sleepgpio();
#endif

	arch_suspend_enable_irqs();
	BUG_ON(irqs_disabled());

 Enable_cpus:
	enable_nonboot_cpus();

 Platform_wake:
	if (need_suspend_ops(state) && suspend_ops->wake)
		suspend_ops->wake();

	dpm_resume_start(PMSG_RESUME);

 Platform_finish:
//.........这里部分代码省略.........

开发者ID:TheNikiz，项目名称:android_kernel_samsung_hawaii，代码行数:101，代码来源:suspend.c

示例14: suspend_enter

/**
 * suspend_enter - Make the system enter the given sleep state.
 * @state: System sleep state to enter.
 * @wakeup: Returns information that the sleep state should not be re-entered.
 *
 * This function should be called after devices have been suspended.
 */
static int suspend_enter(suspend_state_t state, bool *wakeup)
{
	char suspend_abort[MAX_SUSPEND_ABORT_LEN];
	int error, last_dev;

	if (suspend_ops->prepare) {
		error = suspend_ops->prepare();
		if (error)
			goto Platform_finish;
	}

	error = dpm_suspend_end(PMSG_SUSPEND);
	if (error) {
		last_dev = suspend_stats.last_failed_dev + REC_FAILED_NUM - 1;
		last_dev %= REC_FAILED_NUM;
		printk(KERN_ERR "PM: Some devices failed to power down\n");
		log_suspend_abort_reason("%s device failed to power down",
			suspend_stats.failed_devs[last_dev]);
		goto Platform_finish;
	}

	if (suspend_ops->prepare_late) {
		error = suspend_ops->prepare_late();
		if (error)
			goto Platform_wake;
	}

	if (suspend_test(TEST_PLATFORM))
		goto Platform_wake;

	error = disable_nonboot_cpus();
	if (error || suspend_test(TEST_CPUS)) {
		log_suspend_abort_reason("Disabling non-boot cpus failed");
		goto Enable_cpus;
	}

	arch_suspend_disable_irqs();
	BUG_ON(!irqs_disabled());

	error = syscore_suspend();
	if (!error) {
		*wakeup = pm_wakeup_pending();
		if (!(suspend_test(TEST_CORE) || *wakeup)) {
			error = suspend_ops->enter(state);
			events_check_enabled = false;
		} else {
			pm_get_active_wakeup_sources(suspend_abort,
				MAX_SUSPEND_ABORT_LEN);
			log_suspend_abort_reason(suspend_abort);
		}
		syscore_resume();
	}

	arch_suspend_enable_irqs();
	BUG_ON(irqs_disabled());

 Enable_cpus:
	enable_nonboot_cpus();

 Platform_wake:
	if (suspend_ops->wake)
		suspend_ops->wake();

	dpm_resume_start(PMSG_RESUME);

 Platform_finish:
	if (suspend_ops->finish)
		suspend_ops->finish();

	return error;
}

开发者ID:GustavoRD78，项目名称:78Kernel-6.0.1-23.5.A.1.291，代码行数:78，代码来源:suspend.c

注：本文中的dpm_resume_start函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ dpm_resume_start函数代码示例

示例1: do_suspend

示例2: hibernation_platform_enter

示例3: resume_target_kernel

示例4: create_image

示例5: suspend_enter

示例6: suspend_enter

示例7: do_suspend

示例8: suspend_enter

示例9: do_suspend

示例10: regulator_suspend_dump

示例11: do_suspend

示例12: suspend_enter

示例13: suspend_enter

示例14: suspend_enter

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