57 int ide_end_rq(ide_drive_t *drive, struct request *rq, int error,  in ide_end_rq()  argument
70 	return blk_end_request(rq, error, nr_bytes);  in ide_end_rq()
78 	struct request *rq = cmd->rq;  in ide_complete_cmd()  local
105 	if (rq && rq->cmd_type == REQ_TYPE_ATA_TASKFILE) {  in ide_complete_cmd()
106 		struct ide_cmd *orig_cmd = rq->special;  in ide_complete_cmd()
118 	struct request *rq = hwif->rq;  in ide_complete_rq()  local
125 	if (blk_noretry_request(rq) && error <= 0)  in ide_complete_rq()
126 		nr_bytes = blk_rq_sectors(rq) << 9;  in ide_complete_rq()
128 	rc = ide_end_rq(drive, rq, error, nr_bytes);  in ide_complete_rq()
130 		hwif->rq = NULL;  in ide_complete_rq()
136 void ide_kill_rq(ide_drive_t *drive, struct request *rq)  in ide_kill_rq()  argument
138 	u8 drv_req = (rq->cmd_type == REQ_TYPE_SPECIAL) && rq->rq_disk;  in ide_kill_rq()
144 		rq->errors = 0;  in ide_kill_rq()
147 			rq->errors = IDE_DRV_ERROR_GENERAL;  in ide_kill_rq()
148 		else if (rq->cmd_type != REQ_TYPE_FS && rq->errors == 0)  in ide_kill_rq()
149 			rq->errors = -EIO;  in ide_kill_rq()
152 	ide_complete_rq(drive, -EIO, blk_rq_bytes(rq));  in ide_kill_rq()
227 	struct request *rq = cmd->rq;  in ide_map_sg()  local
229 	cmd->sg_nents = blk_rq_map_sg(drive->queue, rq, sg);  in ide_map_sg()
254 		struct request *rq)  in execute_drive_cmd()  argument
256 	struct ide_cmd *cmd = rq->special;  in execute_drive_cmd()
260 			ide_init_sg_cmd(cmd, blk_rq_sectors(rq) << 9);  in execute_drive_cmd()
274 	rq->errors = 0;  in execute_drive_cmd()
275 	ide_complete_rq(drive, 0, blk_rq_bytes(rq));  in execute_drive_cmd()
280 static ide_startstop_t ide_special_rq(ide_drive_t *drive, struct request *rq)  in ide_special_rq()  argument
282 	u8 cmd = rq->cmd[0];  in ide_special_rq()
287 		return ide_do_park_unpark(drive, rq);  in ide_special_rq()
289 		return ide_do_devset(drive, rq);  in ide_special_rq()
306 static ide_startstop_t start_request (ide_drive_t *drive, struct request *rq)  in start_request()  argument
310 	BUG_ON(!(rq->cmd_flags & REQ_STARTED));  in start_request()
314 		drive->hwif->name, (unsigned long) rq);  in start_request()
319 		rq->cmd_flags |= REQ_FAILED;  in start_request()
323 	if (blk_pm_request(rq))  in start_request()
324 		ide_check_pm_state(drive, rq);  in start_request()
343 		if (rq->cmd_type == REQ_TYPE_ATA_TASKFILE)  in start_request()
344 			return execute_drive_cmd(drive, rq);  in start_request()
345 		else if (blk_pm_request(rq)) {  in start_request()
346 			struct request_pm_state *pm = rq->special;  in start_request()
351 			startstop = ide_start_power_step(drive, rq);  in start_request()
354 				ide_complete_pm_rq(drive, rq);  in start_request()
356 		} else if (!rq->rq_disk && rq->cmd_type == REQ_TYPE_SPECIAL)  in start_request()
365 			return ide_special_rq(drive, rq);  in start_request()
367 		drv = *(struct ide_driver **)rq->rq_disk->private_data;  in start_request()
369 		return drv->do_request(drive, rq, blk_rq_pos(rq));  in start_request()
373 	ide_kill_rq(drive, rq);  in start_request()
433 static void __ide_requeue_and_plug(struct request_queue *q, struct request *rq)  in __ide_requeue_and_plug()  argument
435 	if (rq)  in __ide_requeue_and_plug()
436 		blk_requeue_request(q, rq);  in __ide_requeue_and_plug()
437 	if (rq || blk_peek_request(q)) {  in __ide_requeue_and_plug()
443 void ide_requeue_and_plug(ide_drive_t *drive, struct request *rq)  in ide_requeue_and_plug()  argument
449 	__ide_requeue_and_plug(q, rq);  in ide_requeue_and_plug()
461 	struct request	*rq = NULL;  in do_ide_request()  local
478 		WARN_ON_ONCE(hwif->rq);  in do_ide_request()
516 		if (!rq)  in do_ide_request()
517 			rq = blk_fetch_request(drive->queue);  in do_ide_request()
522 		if (!rq) {  in do_ide_request()
541 		    blk_pm_request(rq) == 0 &&  in do_ide_request()
542 		    (rq->cmd_flags & REQ_PREEMPT) == 0) {  in do_ide_request()
548 		hwif->rq = rq;  in do_ide_request()
551 		startstop = start_request(drive, rq);  in do_ide_request()
555 			rq = hwif->rq;  in do_ide_request()
556 			hwif->rq = NULL;  in do_ide_request()
563 	if (rq == NULL)  in do_ide_request()
573 	__ide_requeue_and_plug(q, rq);  in do_ide_request()
684 			rq_in_flight = hwif->rq;  in ide_timer_expiry()
685 			hwif->rq = NULL;  in ide_timer_expiry()
861 		rq_in_flight = hwif->rq;  in ide_intr()
862 		hwif->rq = NULL;  in ide_intr()