79 void ide_init_pc(struct ide_atapi_pc *pc)  in ide_init_pc()  argument
81 	memset(pc, 0, sizeof(*pc));  in ide_init_pc()
90 		      struct ide_atapi_pc *pc, void *buf, unsigned int bufflen)  in ide_queue_pc_tail()  argument
97 	rq->special = (char *)pc;  in ide_queue_pc_tail()
106 	memcpy(scsi_req(rq)->cmd, pc->c, 12);  in ide_queue_pc_tail()
119 	struct ide_atapi_pc pc;  in ide_do_test_unit_ready()  local
121 	ide_init_pc(&pc);  in ide_do_test_unit_ready()
122 	pc.c[0] = TEST_UNIT_READY;  in ide_do_test_unit_ready()
124 	return ide_queue_pc_tail(drive, disk, &pc, NULL, 0);  in ide_do_test_unit_ready()
130 	struct ide_atapi_pc pc;  in ide_do_start_stop()  local
132 	ide_init_pc(&pc);  in ide_do_start_stop()
133 	pc.c[0] = START_STOP;  in ide_do_start_stop()
134 	pc.c[4] = start;  in ide_do_start_stop()
137 		pc.flags |= PC_FLAG_WAIT_FOR_DSC;  in ide_do_start_stop()
139 	return ide_queue_pc_tail(drive, disk, &pc, NULL, 0);  in ide_do_start_stop()
145 	struct ide_atapi_pc pc;  in ide_set_media_lock()  local
150 	ide_init_pc(&pc);  in ide_set_media_lock()
151 	pc.c[0] = ALLOW_MEDIUM_REMOVAL;  in ide_set_media_lock()
152 	pc.c[4] = on;  in ide_set_media_lock()
154 	return ide_queue_pc_tail(drive, disk, &pc, NULL, 0);  in ide_set_media_lock()
158 void ide_create_request_sense_cmd(ide_drive_t *drive, struct ide_atapi_pc *pc)  in ide_create_request_sense_cmd()  argument
160 	ide_init_pc(pc);  in ide_create_request_sense_cmd()
161 	pc->c[0] = REQUEST_SENSE;  in ide_create_request_sense_cmd()
163 		pc->c[4] = 255;  in ide_create_request_sense_cmd()
164 		pc->req_xfer = 18;  in ide_create_request_sense_cmd()
166 		pc->c[4] = 20;  in ide_create_request_sense_cmd()
167 		pc->req_xfer = 20;  in ide_create_request_sense_cmd()
255 	struct ide_atapi_pc *pc = &drive->request_sense_pc;  in ide_retry_pc()  local
260 	ide_init_pc(pc);  in ide_retry_pc()
261 	memcpy(pc->c, scsi_req(sense_rq)->cmd, 12);  in ide_retry_pc()
273 	if (ide_queue_sense_rq(drive, pc)) {  in ide_retry_pc()
401 	struct ide_atapi_pc *pc = drive->pc;  in ide_pc_intr()  local
409 	u8 write = !!(pc->flags & PC_FLAG_WRITING);  in ide_pc_intr()
419 	if (pc->flags & PC_FLAG_DMA_IN_PROGRESS) {  in ide_pc_intr()
429 					drive->name, rq_data_dir(pc->rq)  in ide_pc_intr()
431 			pc->flags |= PC_FLAG_DMA_ERROR;  in ide_pc_intr()
445 		pc->flags &= ~PC_FLAG_DMA_IN_PROGRESS;  in ide_pc_intr()
453 		if ((stat & ATA_ERR) || (pc->flags & PC_FLAG_DMA_ERROR)) {  in ide_pc_intr()
458 				scsi_req(pc->rq)->result++;  in ide_pc_intr()
474 		pc->error = 0;  in ide_pc_intr()
476 		if ((pc->flags & PC_FLAG_WAIT_FOR_DSC) && (stat & ATA_DSC) == 0)  in ide_pc_intr()
508 	if (pc->flags & PC_FLAG_DMA_IN_PROGRESS) {  in ide_pc_intr()
509 		pc->flags &= ~PC_FLAG_DMA_IN_PROGRESS;  in ide_pc_intr()
587 	drive->hwif->tp_ops->output_data(drive, NULL, drive->pc->c, 12);  in ide_delayed_transfer_pc()
595 	struct ide_atapi_pc *uninitialized_var(pc);  in ide_transfer_pc()
624 		pc = drive->pc;  in ide_transfer_pc()
671 		if (pc->flags & PC_FLAG_DMA_OK) {  in ide_transfer_pc()
672 			pc->flags |= PC_FLAG_DMA_IN_PROGRESS;  in ide_transfer_pc()
682 	struct ide_atapi_pc *pc;  in ide_issue_pc()  local
700 		pc = drive->pc;  in ide_issue_pc()
711 		if (pc->flags & PC_FLAG_DMA_ERROR) {  in ide_issue_pc()
712 			pc->flags &= ~PC_FLAG_DMA_ERROR;  in ide_issue_pc()
716 		if (pc->flags & PC_FLAG_DMA_OK)  in ide_issue_pc()
720 			pc->flags &= ~PC_FLAG_DMA_OK;  in ide_issue_pc()