communicate with drivers through the existing generic power
management interface.
-/*
- * Send a request to a single device
- *
- * Parameters:
- * dev - PM device previously returned from pm_register or pm_find
- * rqst - request type
- * data - data, if any, associated with the request
- *
- * Returns: 0 if the request is successful
- * See "pm_callback" return for errors
- *
- * Details: Forward request to device callback and, if a suspend
- * or resume request, update the pm_dev "state" field
- * appropriately
- */
-int pm_send(struct pm_dev *dev, pm_request_t rqst, void *data);
-
/*
* Send a request to all devices
*