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(rq->cmd, pc->c, 12);  in ide_queue_pc_tail()
118 	struct ide_atapi_pc pc;  in ide_do_test_unit_ready()  local
120 	ide_init_pc(&pc);  in ide_do_test_unit_ready()
121 	pc.c[0] = TEST_UNIT_READY;  in ide_do_test_unit_ready()
123 	return ide_queue_pc_tail(drive, disk, &pc, NULL, 0);  in ide_do_test_unit_ready()
129 	struct ide_atapi_pc pc;  in ide_do_start_stop()  local
131 	ide_init_pc(&pc);  in ide_do_start_stop()
132 	pc.c[0] = START_STOP;  in ide_do_start_stop()
133 	pc.c[4] = start;  in ide_do_start_stop()
136 		pc.flags |= PC_FLAG_WAIT_FOR_DSC;  in ide_do_start_stop()
138 	return ide_queue_pc_tail(drive, disk, &pc, NULL, 0);  in ide_do_start_stop()
144 	struct ide_atapi_pc pc;  in ide_set_media_lock()  local
149 	ide_init_pc(&pc);  in ide_set_media_lock()
150 	pc.c[0] = ALLOW_MEDIUM_REMOVAL;  in ide_set_media_lock()
151 	pc.c[4] = on;  in ide_set_media_lock()
153 	return ide_queue_pc_tail(drive, disk, &pc, NULL, 0);  in ide_set_media_lock()
157 void ide_create_request_sense_cmd(ide_drive_t *drive, struct ide_atapi_pc *pc)  in ide_create_request_sense_cmd()  argument
159 	ide_init_pc(pc);  in ide_create_request_sense_cmd()
160 	pc->c[0] = REQUEST_SENSE;  in ide_create_request_sense_cmd()
162 		pc->c[4] = 255;  in ide_create_request_sense_cmd()
163 		pc->req_xfer = 18;  in ide_create_request_sense_cmd()
165 		pc->c[4] = 20;  in ide_create_request_sense_cmd()
166 		pc->req_xfer = 20;  in ide_create_request_sense_cmd()
251 	struct ide_atapi_pc *pc = &drive->request_sense_pc;  in ide_retry_pc()  local
256 	ide_init_pc(pc);  in ide_retry_pc()
257 	memcpy(pc->c, sense_rq->cmd, 12);  in ide_retry_pc()
269 	if (ide_queue_sense_rq(drive, pc)) {  in ide_retry_pc()
391 	struct ide_atapi_pc *pc = drive->pc;  in ide_pc_intr()  local
399 	u8 write = !!(pc->flags & PC_FLAG_WRITING);  in ide_pc_intr()
409 	if (pc->flags & PC_FLAG_DMA_IN_PROGRESS) {  in ide_pc_intr()
419 					drive->name, rq_data_dir(pc->rq)  in ide_pc_intr()
421 			pc->flags |= PC_FLAG_DMA_ERROR;  in ide_pc_intr()
434 		pc->flags &= ~PC_FLAG_DMA_IN_PROGRESS;  in ide_pc_intr()
442 		if ((stat & ATA_ERR) || (pc->flags & PC_FLAG_DMA_ERROR)) {  in ide_pc_intr()
447 				pc->rq->errors++;  in ide_pc_intr()
463 		pc->error = 0;  in ide_pc_intr()
465 		if ((pc->flags & PC_FLAG_WAIT_FOR_DSC) && (stat & ATA_DSC) == 0)  in ide_pc_intr()
497 	if (pc->flags & PC_FLAG_DMA_IN_PROGRESS) {  in ide_pc_intr()
498 		pc->flags &= ~PC_FLAG_DMA_IN_PROGRESS;  in ide_pc_intr()
576 	drive->hwif->tp_ops->output_data(drive, NULL, drive->pc->c, 12);  in ide_delayed_transfer_pc()
584 	struct ide_atapi_pc *uninitialized_var(pc);  in ide_transfer_pc()
613 		pc = drive->pc;  in ide_transfer_pc()
660 		if (pc->flags & PC_FLAG_DMA_OK) {  in ide_transfer_pc()
661 			pc->flags |= PC_FLAG_DMA_IN_PROGRESS;  in ide_transfer_pc()
671 	struct ide_atapi_pc *pc;  in ide_issue_pc()  local
689 		pc = drive->pc;  in ide_issue_pc()
700 		if (pc->flags & PC_FLAG_DMA_ERROR) {  in ide_issue_pc()
701 			pc->flags &= ~PC_FLAG_DMA_ERROR;  in ide_issue_pc()
705 		if (pc->flags & PC_FLAG_DMA_OK)  in ide_issue_pc()
709 			pc->flags &= ~PC_FLAG_DMA_OK;  in ide_issue_pc()