C++ (Cpp) pnp_start_dev示例

示例#1

文件： driver.c 项目： johnny/CobraDroidBeta

static int pnp_bus_resume(struct device *dev)
{
	struct pnp_dev *pnp_dev = to_pnp_dev(dev);
	struct pnp_driver *pnp_drv = pnp_dev->driver;
	int error;

	if (!pnp_drv)
		return 0;

	if (pnp_dev->protocol->resume)
		pnp_dev->protocol->resume(pnp_dev);

	if (pnp_can_write(pnp_dev)) {
		error = pnp_start_dev(pnp_dev);
		if (error)
			return error;
	}

	if (pnp_drv->resume) {
		error = pnp_drv->resume(pnp_dev);
		if (error)
			return error;
	}

	return 0;
}

示例#2

文件： manager.c 项目： PennPanda/linux-repo

/**
 * pnp_activate_dev - activates a PnP device for use
 * @dev: pointer to the desired device
 *
 * does not validate or set resources so be careful.
 */
int pnp_activate_dev(struct pnp_dev *dev)
{
	int error;

	if (dev->active)
		return 0;	/* the device is already active */

	/* ensure resources are allocated */
	if (pnp_auto_config_dev(dev))
		return -EBUSY;

	error = pnp_start_dev(dev);
	if (error)
		return error;

	dev->active = 1;
	return 1;
}

示例#3

文件： driver.c 项目： BackupTheBerlios/arp2-svn

static int pnp_bus_resume(struct device *dev)
{
	struct pnp_dev * pnp_dev = to_pnp_dev(dev);
	struct pnp_driver * pnp_drv = pnp_dev->driver;
	int error;

	if (!pnp_drv)
		return 0;

	if (!(pnp_drv->flags & PNP_DRIVER_RES_DO_NOT_CHANGE)) {
		error = pnp_start_dev(pnp_dev);
		if (error)
			return error;
	}

	if (pnp_drv->resume)
		return pnp_drv->resume(pnp_dev);

	return 0;
}