C++ (Cpp) pnp_can_disable Examples

Example #1

File: manager.c Project: Dronevery/JetsonTK1-kernel

/**
 * pnp_disable_dev - disables device
 * @dev: pointer to the desired device
 *
 * inform the correct pnp protocol so that resources can be used by other devices
 */
int pnp_disable_dev(struct pnp_dev *dev)
{
        if (!dev)
                return -EINVAL;
	if (!dev->active) {
		return 0; /* the device is already disabled */
	}

	if (!pnp_can_disable(dev)) {
		pnp_info("Device %s does not supported disabling.", dev->dev.bus_id);
		return -EINVAL;
	}
	if (dev->protocol->disable(dev)<0) {
		pnp_err("Failed to disable device %s.", dev->dev.bus_id);
		return -EIO;
	}

	dev->active = 0;
	pnp_info("Device %s disabled.", dev->dev.bus_id);

	/* release the resources so that other devices can use them */
	down(&pnp_res_mutex);
	pnp_clean_resource_table(&dev->res);
	up(&pnp_res_mutex);

	return 1;
}

Example #2

File: driver.c Project: johnny/CobraDroidBeta

static int pnp_bus_suspend(struct device *dev, pm_message_t state)
{
	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->suspend) {
		error = pnp_drv->suspend(pnp_dev, state);
		if (error)
			return error;
	}

	if (pnp_can_disable(pnp_dev)) {
		error = pnp_stop_dev(pnp_dev);
		if (error)
			return error;
	}

	if (pnp_dev->protocol->suspend)
		pnp_dev->protocol->suspend(pnp_dev, state);
	return 0;
}

Example #3

File: manager.c Project: PennPanda/linux-repo

/**
 * pnp_stop_dev - low-level disable of the PnP device
 * @dev: pointer to the desired device
 *
 * does not free resources
 */
int pnp_stop_dev(struct pnp_dev *dev)
{
	if (!pnp_can_disable(dev)) {
		dev_dbg(&dev->dev, "disabling not supported\n");
		return -EINVAL;
	}
	if (dev->protocol->disable(dev) < 0) {
		dev_err(&dev->dev, "disable failed\n");
		return -EIO;
	}

	dev_info(&dev->dev, "disabled\n");
	return 0;
}

Example #4

File: manager.c Project: BackupTheBerlios/arp2-svn

int pnp_stop_dev(struct pnp_dev *dev)
{
	if (!pnp_can_disable(dev)) {
		pnp_info("Device %s does not support disabling.", dev->dev.bus_id);
		return -EINVAL;
	}
	if (dev->protocol->disable(dev)<0) {
		pnp_err("Failed to disable device %s.", dev->dev.bus_id);
		return -EIO;
	}

	pnp_info("Device %s disabled.", dev->dev.bus_id);

	return 0;
}

Example #5

File: driver.c Project: BackupTheBerlios/arp2-svn

static int pnp_bus_suspend(struct device *dev, pm_message_t state)
{
	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->suspend) {
		error = pnp_drv->suspend(pnp_dev, state);
		if (error)
			return error;
	}

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

	return 0;
}