Source of ide-pm.c - linux-imx - PHYTEC BitBucket (Stash)

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 *  @drive: target drive
 *  @rq: request
 *
 *  This function cleans up the current PM request and stops the queue
 *  if necessary.
 */
void ide_complete_pm_rq(ide_drive_t *drive, struct request *rq)
{
    struct request_queue *q = drive->queue;
    struct ide_pm_state *pm = ide_req(rq)->special;
    unsigned long flags;
​
    ide_complete_power_step(drive, rq);
    if (pm->pm_step != IDE_PM_COMPLETED)
        return;
​
#ifdef DEBUG_PM
    printk("%s: completing PM request, %s\n", drive->name,
           (ide_req(rq)->type == ATA_PRIV_PM_SUSPEND) ? "suspend" : "resume");
#endif
    spin_lock_irqsave(&q->queue_lock, flags);
    if (ide_req(rq)->type == ATA_PRIV_PM_SUSPEND)
        blk_mq_stop_hw_queues(q);
    else
        drive->dev_flags &= ~IDE_DFLAG_BLOCKED;
    spin_unlock_irqrestore(&q->queue_lock, flags);
​
    drive->hwif->rq = NULL;
​
    blk_mq_end_request(rq, BLK_STS_OK);
}
​
void ide_check_pm_state(ide_drive_t *drive, struct request *rq)
{
    struct ide_pm_state *pm = ide_req(rq)->special;
​