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C++ power_down函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中power_down函数的典型用法代码示例。如果您正苦于以下问题：C++ power_down函数的具体用法？C++ power_down怎么用？C++ power_down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power_down函数的20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: ov2680_s_config

static int ov2680_s_config(struct v4l2_subdev *sd,
			   int irq, void *platform_data)
{
	struct ov2680_device *dev = to_ov2680_sensor(sd);
	struct i2c_client *client = v4l2_get_subdevdata(sd);
	int ret = 0;

	if (!platform_data)
		return -ENODEV;

	dev->platform_data =
		(struct camera_sensor_platform_data *)platform_data;

	mutex_lock(&dev->input_lock);
	/* power off the module, then power on it in future
	 * as first power on by board may not fulfill the
	 * power on sequqence needed by the module
	 */
	ret = power_down(sd);
	if (ret) {
		dev_err(&client->dev, "ov2680 power-off err.\n");
		goto fail_power_off;
	}

	ret = power_up(sd);
	if (ret) {
		dev_err(&client->dev, "ov2680 power-up err.\n");
		goto fail_power_on;
	}

	ret = dev->platform_data->csi_cfg(sd, 1);
	if (ret)
		goto fail_csi_cfg;

	/* config & detect sensor */
	ret = ov2680_detect(client);
	if (ret) {
		dev_err(&client->dev, "ov2680_detect err s_config.\n");
		goto fail_csi_cfg;
	}

	/* turn off sensor, after probed */
	ret = power_down(sd);
	if (ret) {
		dev_err(&client->dev, "ov2680 power-off err.\n");
		goto fail_csi_cfg;
	}
	mutex_unlock(&dev->input_lock);

	return 0;

fail_csi_cfg:
	dev->platform_data->csi_cfg(sd, 0);
fail_power_on:
	power_down(sd);
	dev_err(&client->dev, "sensor power-gating failed\n");
fail_power_off:
	mutex_unlock(&dev->input_lock);
	return ret;
}
开发者ID:ReneNyffenegger，项目名称:linux，代码行数:60，代码来源:atomisp-ov2680.c


示例2: ov5693_s_config

static int ov5693_s_config(struct v4l2_subdev *sd,
			   int irq, void *platform_data)
{
	struct ov5693_device *dev = to_ov5693_sensor(sd);
	struct i2c_client *client = v4l2_get_subdevdata(sd);
	int ret = 0;

	if (platform_data == NULL)
		return -ENODEV;

	mutex_lock(&dev->input_lock);

	dev->platform_data = platform_data;

	ret = power_up(sd);
	if (ret) {
		dev_err(&client->dev, "ov5693 power-up err.\n");
		goto fail_power_on;
	}

	ret = dev->platform_data->csi_cfg(sd, 1);
	if (ret)
		goto fail_csi_cfg;

	/* config & detect sensor */
	ret = ov5693_detect(client);
	if (ret) {
		dev_err(&client->dev, "ov5693_detect err s_config.\n");
		goto fail_csi_cfg;
	}

	/* turn off sensor, after probed */
	ret = power_down(sd);
	if (ret) {
		dev_err(&client->dev, "ov5693 power-off err.\n");
		goto fail_csi_cfg;
	}
	mutex_unlock(&dev->input_lock);

	return 0;

fail_csi_cfg:
	dev->platform_data->csi_cfg(sd, 0);
fail_power_on:
	power_down(sd);
	dev_err(&client->dev, "sensor power-gating failed\n");
	mutex_unlock(&dev->input_lock);
	return ret;
}
开发者ID:Katarzynasrom，项目名称:android_kernel_lenovo_spark，代码行数:49，代码来源:ov5693.c


示例3: isp1301_set_peripheral

static int
isp1301_set_peripheral(struct otg_transceiver *otg, struct usb_gadget *gadget)
{
	struct isp1301	*isp = container_of(otg, struct isp1301, otg);

	if (!otg || isp != the_transceiver)
		return -ENODEV;

	if (!gadget) {
		OTG_IRQ_EN_REG = 0;
		if (!isp->otg.default_a)
			enable_vbus_draw(isp, 0);
		usb_gadget_vbus_disconnect(isp->otg.gadget);
		isp->otg.gadget = 0;
		power_down(isp);
		return 0;
	}

#ifdef	CONFIG_USB_OTG
	isp->otg.gadget = gadget;
	dev_dbg(&isp->client.dev, "registered gadget\n");
	/* gadget driver may be suspended until vbus_connect () */
	if (isp->otg.host)
		return isp1301_otg_enable(isp);
	return 0;

#elif	!defined(CONFIG_USB_OHCI_HCD) && !defined(CONFIG_USB_OHCI_HCD_MODULE)
	isp->otg.gadget = gadget;
	// FIXME update its refcount

	OTG_CTRL_REG = (OTG_CTRL_REG & OTG_CTRL_MASK
				& ~(OTG_XCEIV_OUTPUTS|OTG_CTRL_BITS))
			| OTG_ID;
	power_up(isp);
	isp->otg.state = OTG_STATE_B_IDLE;

	if (machine_is_omap_h2())
		isp1301_set_bits(isp, ISP1301_MODE_CONTROL_1, MC1_DAT_SE0);

	isp1301_set_bits(isp, ISP1301_INTERRUPT_RISING,
		INTR_SESS_VLD);
	isp1301_set_bits(isp, ISP1301_INTERRUPT_FALLING,
		INTR_VBUS_VLD);
	dev_info(&isp->client.dev, "B-Peripheral sessions ok\n");
	dump_regs(isp, __func__);

	/* If this has a Mini-AB connector, this mode is highly
	 * nonstandard ... but can be handy for testing, so long
	 * as you don't plug a Mini-A cable into the jack.
	 */
	if (isp1301_get_u8(isp, ISP1301_INTERRUPT_SOURCE) & INTR_VBUS_VLD)
		b_peripheral(isp);

	return 0;

#else
	dev_dbg(&isp->client.dev, "peripheral sessions not allowed\n");
	return -EINVAL;
#endif
}
开发者ID:miettal，项目名称:armadillo420_standard，代码行数:60，代码来源:isp1301_omap.c


示例4: ov5693_s_power

static int ov5693_s_power(struct v4l2_subdev *sd, int on)
{
	struct ov5693_device *dev = to_ov5693_sensor(sd);
	struct i2c_client *client = v4l2_get_subdevdata(sd);
	int ret = 0;

	mutex_lock(&dev->input_lock);
	if (on == 0) {
		if (dev->vcm_driver && dev->vcm_driver->power_down)
			ret = dev->vcm_driver->power_down(sd);
		if (ret)
			dev_err(&client->dev, "vcm power-down failed.\n");

		ret = power_down(sd);
	} else {
		ret = power_up(sd);
		if (ret)
			goto done;

		ret = ov5693_init(sd);
		if (ret)
			goto done;

		if (dev->vcm_driver && dev->vcm_driver->power_up)
			ret = dev->vcm_driver->power_up(sd);
		if (ret)
			dev_err(&client->dev, "vcm power-up failed.\n");
	}

done:
	mutex_unlock(&dev->input_lock);
	return ret;
}
开发者ID:Katarzynasrom，项目名称:android_kernel_lenovo_spark，代码行数:33，代码来源:ov5693.c


示例5: pm_suspend_disk

int pm_suspend_disk(void)
{
	int error;

	if ((error = prepare()))
		return error;

	pr_debug("PM: Attempting to suspend to disk.\n");
	if (pm_disk_mode == PM_DISK_FIRMWARE)
		return pm_ops->enter(PM_SUSPEND_DISK);

	pr_debug("PM: snapshotting memory.\n");
	in_suspend = 1;
	if ((error = swsusp_suspend()))
		goto Done;

	if (in_suspend) {
		pr_debug("PM: writing image.\n");
		error = swsusp_write();
		if (!error)
			power_down(pm_disk_mode);
	} else
		pr_debug("PM: Image restored successfully.\n");
	swsusp_free();
 Done:
	finish();
	return error;
}
开发者ID:GodFox，项目名称:magx_kernel_xpixl，代码行数:28，代码来源:disk.c


示例6: hibernate

int hibernate(void)
{
	int error;

	mutex_lock(&pm_mutex);
	/* The snapshot device should not be opened while we're running */
	if (!atomic_add_unless(&snapshot_device_available, -1, 0)) {
		error = -EBUSY;
		goto Unlock;
	}

	error = pm_notifier_call_chain(PM_HIBERNATION_PREPARE);
	if (error)
		goto Exit;

	/* Allocate memory management structures */
	error = create_basic_memory_bitmaps();
	if (error)
		goto Exit;

	printk("Syncing filesystems ... ");
	sys_sync();
	printk("done.\n");

	error = prepare_processes();
	if (error)
		goto Finish;

	if (hibernation_mode == HIBERNATION_TESTPROC) {
		printk("swsusp debug: Waiting for 5 seconds.\n");
		mdelay(5000);
		goto Thaw;
	}
	error = hibernation_snapshot(hibernation_mode == HIBERNATION_PLATFORM);
	if (in_suspend && !error) {
		unsigned int flags = 0;

		if (hibernation_mode == HIBERNATION_PLATFORM)
			flags |= SF_PLATFORM_MODE;
		pr_debug("PM: writing image.\n");
		error = swsusp_write(flags);
		swsusp_free();
		if (!error)
			power_down();
	} else {
		pr_debug("PM: Image restored successfully.\n");
		swsusp_free();
	}
 Thaw:
	unprepare_processes();
 Finish:
	free_basic_memory_bitmaps();
 Exit:
	pm_notifier_call_chain(PM_POST_HIBERNATION);
	atomic_inc(&snapshot_device_available);
 Unlock:
	mutex_unlock(&pm_mutex);
	return error;
}
开发者ID:acassis，项目名称:emlinux-ssd1935，代码行数:59，代码来源:disk.c


示例7: quit

void
quit(void)
{
    if (buffer != NULL)
	free(buffer);
    power_down();
    exit(1);
}
开发者ID:mikey75，项目名称:epsiflash，代码行数:8，代码来源:console.c


示例8: read_chip

void
read_chip(void)
{
    int             r;

    power_up();
    r = chips[chipindex].read_func(buffersize, pagesize);
    file_save(); 
    power_down();
}
开发者ID:mikey75，项目名称:epsiflash，代码行数:10，代码来源:console.c


示例9: isp1301_set_host

/* add or disable the host device+driver */
static int
isp1301_set_host(struct otg_transceiver *otg, struct usb_bus *host)
{
	struct isp1301	*isp = container_of(otg, struct isp1301, otg);

	if (!otg || isp != the_transceiver)
		return -ENODEV;

	if (!host) {
		omap_writew(0, OTG_IRQ_EN);
		power_down(isp);
		isp->otg.host = NULL;
		return 0;
	}

#ifdef	CONFIG_USB_OTG
	isp->otg.host = host;
	dev_dbg(&isp->client->dev, "registered host\n");
	host_suspend(isp);
	if (isp->otg.gadget)
		return isp1301_otg_enable(isp);
	return 0;

#elif	!defined(CONFIG_USB_GADGET_OMAP)
	// FIXME update its refcount
	isp->otg.host = host;

	power_up(isp);

	if (machine_is_omap_h2())
		isp1301_set_bits(isp, ISP1301_MODE_CONTROL_1, MC1_DAT_SE0);

	dev_info(&isp->client->dev, "A-Host sessions ok\n");
	isp1301_set_bits(isp, ISP1301_INTERRUPT_RISING,
		INTR_ID_GND);
	isp1301_set_bits(isp, ISP1301_INTERRUPT_FALLING,
		INTR_ID_GND);

	/* If this has a Mini-AB connector, this mode is highly
	 * nonstandard ... but can be handy for testing, especially with
	 * the Mini-A end of an OTG cable.  (Or something nonstandard
	 * like MiniB-to-StandardB, maybe built with a gender mender.)
	 */
	isp1301_set_bits(isp, ISP1301_OTG_CONTROL_1, OTG1_VBUS_DRV);

	dump_regs(isp, __func__);

	return 0;

#else
	dev_dbg(&isp->client->dev, "host sessions not allowed\n");
	return -EINVAL;
#endif

}
开发者ID:458941968，项目名称:mini2440-kernel-2.6.29，代码行数:56，代码来源:isp1301_omap.c


示例10: probe_chip

int
probe_chip (void)
{

  int i;
  power_up ();
  for (i = 0; chips[i].name != NULL; i++)
    {
      chips[i].probe_func();
      if ((chips[i].id1 == id1) && (chips[i].id2 == id2))
	{
          chipindex = i;
          chip_selected ();
	  power_down ();
	  return 1;
	};
    };
  chipindex = i - 1;
  power_down ();
  return -1;
}
开发者ID:mikey75，项目名称:epsiflash，代码行数:21，代码来源:console.c


示例11: pm_suspend_disk

int pm_suspend_disk(void)
{
	int error;

	error = prepare_processes();
	if (error)
		return error;

	if (pm_disk_mode == PM_DISK_TESTPROC)
		return 0;

	suspend_console();
	error = device_suspend(PMSG_FREEZE);
	if (error) {
		resume_console();
		printk("Some devices failed to suspend\n");
		goto Thaw;
	}

	if (pm_disk_mode == PM_DISK_TEST) {
		printk("swsusp debug: Waiting for 5 seconds.\n");
		mdelay(5000);
		goto Done;
	}

	pr_debug("PM: snapshotting memory.\n");
	in_suspend = 1;
	if ((error = swsusp_suspend()))
		goto Done;

	if (in_suspend) {
		device_resume();
		resume_console();
		pr_debug("PM: writing image.\n");
		error = swsusp_write();
		if (!error)
			power_down(pm_disk_mode);
		else {
			swsusp_free();
			goto Thaw;
		}
	} else {
		pr_debug("PM: Image restored successfully.\n");
	}

	swsusp_free();
 Done:
	device_resume();
	resume_console();
 Thaw:
	unprepare_processes();
	return error;
}
开发者ID:xiandaicxsj，项目名称:copyKvm，代码行数:53，代码来源:disk.c


示例12: ov2680_s_power

static int ov2680_s_power(struct v4l2_subdev *sd, int on)
{
	int ret;

	if (on == 0){
		ret = power_down(sd);
	} else {
		ret = power_up(sd);
		if (!ret)
			return ov2680_init(sd);
	}
	return ret;
}
开发者ID:ReneNyffenegger，项目名称:linux，代码行数:13，代码来源:atomisp-ov2680.c


示例13: main

int main(uint32_t arg, uint32_t *result_id)
{
    switch(boot_decision(get_context()))
    {
        case BOOT_ROCK:
            *result_id = arg;
            return BOOT_ROM_SECTION;
        case BOOT_OF:
            return BOOT_ROM_CONTINUE;
        case BOOT_STOP:
        default:
            power_down();
    }
}
开发者ID:ifroz，项目名称:rockbox，代码行数:14，代码来源:dualboot.c


示例14: suspend_power_down

void suspend_power_down(void)
{
#ifdef NO_SUSPEND_POWER_DOWN
    ;
#elif defined(SUSPEND_MODE_NOPOWERSAVE)
    ;
#elif defined(SUSPEND_MODE_STANDBY)
    standby();
#elif defined(SUSPEND_MODE_IDLE)
    idle();
#else
    power_down(WDTO_15MS);
#endif
}
开发者ID:Eleuin，项目名称:tmk_keyboard，代码行数:14，代码来源:suspend.c


示例15: erase_chip

void
erase_chip(void)
{

    int             r,
                    b;

    power_up();
    r = chips[chipindex].erase_func(buffersize, pagesize);
    b = generic_blank_check(buffersize, pagesize);
    power_down();

    if (r < 0 || b < 0)
	msg_error();

}
开发者ID:mikey75，项目名称:epsiflash，代码行数:16，代码来源:console.c


示例16: program_chip

void
program_chip(void)
{

    int             r,
                    b,
                    v;
    file_open();
    power_up();
    chips[chipindex].erase_func(buffersize, pagesize);
    b = generic_blank_check(buffersize, pagesize);
    r = chips[chipindex].burn_func(buffersize, pagesize);
    v = generic_verify(buffersize, pagesize);
    power_down();
    if (r < 0 || b < 0 || v < 0)
	msg_error();
}
开发者ID:mikey75，项目名称:epsiflash，代码行数:17，代码来源:console.c


示例17: power_down

/**
 * power_down - Shut the machine down for hibernation.
 *
 * Use the platform driver, if configured, to put the system into the sleep
 * state corresponding to hibernation, or try to power it off or reboot,
 * depending on the value of hibernation_mode.
 */
static void power_down(void)
{
#ifdef CONFIG_SUSPEND
	int error;
#endif

	switch (hibernation_mode) {
	case HIBERNATION_REBOOT:
		kernel_restart(NULL);
		break;
	case HIBERNATION_PLATFORM:
		hibernation_platform_enter();
	case HIBERNATION_SHUTDOWN:
		if (pm_power_off)
			kernel_power_off();
		break;
#ifdef CONFIG_SUSPEND
	case HIBERNATION_SUSPEND:
		error = suspend_devices_and_enter(PM_SUSPEND_MEM);
		if (error) {
			if (hibernation_ops)
				hibernation_mode = HIBERNATION_PLATFORM;
			else
				hibernation_mode = HIBERNATION_SHUTDOWN;
			power_down();
		}
		/*
		 * Restore swap signature.
		 */
		error = swsusp_unmark();
		if (error)
			printk(KERN_ERR "PM: Swap will be unusable! "
			                "Try swapon -a.\n");
		return;
#endif
	}
	kernel_halt();
	/*
	 * Valid image is on the disk, if we continue we risk serious data
	 * corruption after resume.
	 */
	printk(KERN_CRIT "PM: Please power down manually\n");
	while (1)
		cpu_relax();
}
开发者ID:LCameron，项目名称:linux-xlnx，代码行数:52，代码来源:hibernate.c


示例18: attachInterrupt

chrono::millis Low_Power::power_down_int(chrono::millis millis, ADC_t adc, BOD_t bod)
{
    s_interrupt_fired = false;

    attachInterrupt(0, pinInterrupt, FALLING);
    if (s_interrupt_fired)
    {
        detachInterrupt(0);
        s_interrupt_fired = false;
        return millis;
    }

    chrono::millis remaining = power_down(millis, adc, bod);

    detachInterrupt(0);
    s_interrupt_fired = false;

    return remaining;
}
开发者ID:porkmarks，项目名称:sense，代码行数:19，代码来源:Low_Power.cpp


示例19: hm5040_s_power

static int hm5040_s_power(struct v4l2_subdev *sd, int on)
{
    struct hm5040_device *dev = to_hm5040_sensor(sd);
    int ret;

    pr_info("%s: on %d\n", __func__, on);
    if (on == 0) {
        if (dev->vcm_driver && dev->vcm_driver->power_down)
            ret = dev->vcm_driver->power_down(sd);
        return power_down(sd);
    } else {
        if (dev->vcm_driver && dev->vcm_driver->power_up)
            ret = dev->vcm_driver->power_up(sd);
        ret = power_up(sd);
        if (!ret)
            return hm5040_init(sd);
    }
    return ret;
}
开发者ID:yutokt，项目名称:android_kernel_intel_anzhen4，代码行数:19，代码来源:hm5040.c


示例20: main

int main(int argc, char *argv[])
{


	int which;
	int time;

	if ( argc  <2 )
	{
		printf("Usage: %s <KickerNumber> <Duration>\n",argv[0]);
		printf("            0xF000         0xF000    -> Master OFF  (default)\n");
		printf("            0xFFFF	   0xFFFF    -> Master ON\n");
		return(3);
	}


	initKicker();



	if (argc==3)	
	{
		which = atoi(argv[1]);
		time = atoi(argv[2]);
		kick(which,time);
	}
	if (argc==2)
		{
		printf("Argv = %s \n",argv[1]);
		if (strcmp(argv[1],"on")==0) power_up();
		if (strcmp(argv[1],"off")==0) power_down();
		}



	deinitKicker();



	return 0;
}
开发者ID:Sean3Don，项目名称:opentribot，代码行数:41，代码来源:kick.c



注：本文中的power_down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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