66 		if (ide_device_get(cd->drive))  in ide_cd_get()
78 	ide_drive_t *drive = cd->drive;  in ide_cd_put()  local
82 	ide_device_put(drive);  in ide_cd_put()
91 static void cdrom_saw_media_change(ide_drive_t *drive)  in cdrom_saw_media_change()  argument
93 	drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;  in cdrom_saw_media_change()
94 	drive->atapi_flags &= ~IDE_AFLAG_TOC_VALID;  in cdrom_saw_media_change()
97 static int cdrom_log_sense(ide_drive_t *drive, struct request *rq)  in cdrom_log_sense()  argument
99 	struct request_sense *sense = &drive->sense_data;  in cdrom_log_sense()
135 		cdrom_saw_media_change(drive);  in cdrom_log_sense()
144 static void cdrom_analyze_sense_data(ide_drive_t *drive,  in cdrom_analyze_sense_data()  argument
147 	struct request_sense *sense = &drive->sense_data;  in cdrom_analyze_sense_data()
148 	struct cdrom_info *info = drive->driver_data;  in cdrom_analyze_sense_data()
159 	if (!cdrom_log_sense(drive, failed_command))  in cdrom_analyze_sense_data()
187 			if (queue_logical_block_size(drive->queue) == 2048)  in cdrom_analyze_sense_data()
203 			    drive->probed_capacity - sector < 4 * 75)  in cdrom_analyze_sense_data()
208 	ide_cd_log_error(drive->name, failed_command, sense);  in cdrom_analyze_sense_data()
211 static void ide_cd_complete_failed_rq(ide_drive_t *drive, struct request *rq)  in ide_cd_complete_failed_rq()  argument
229 		cdrom_analyze_sense_data(drive, failed);  in ide_cd_complete_failed_rq()
231 		if (ide_end_rq(drive, failed, BLK_STS_IOERR, blk_rq_bytes(failed)))  in ide_cd_complete_failed_rq()
234 		cdrom_analyze_sense_data(drive, NULL);  in ide_cd_complete_failed_rq()
245 static int ide_cd_breathe(ide_drive_t *drive, struct request *rq)  in ide_cd_breathe()  argument
248 	struct cdrom_info *info = drive->driver_data;  in ide_cd_breathe()
261 		blk_delay_queue(drive->queue, 1);  in ide_cd_breathe()
272 static int cdrom_decode_status(ide_drive_t *drive, u8 stat)  in cdrom_decode_status()  argument
274 	ide_hwif_t *hwif = drive->hwif;  in cdrom_decode_status()
279 	err = ide_read_error(drive);  in cdrom_decode_status()
306 			if (ide_cd_breathe(drive, rq))  in cdrom_decode_status()
309 			cdrom_saw_media_change(drive);  in cdrom_decode_status()
314 					drive->name);  in cdrom_decode_status()
319 		cdrom_saw_media_change(drive);  in cdrom_decode_status()
348 			ide_dump_status(drive, "command error", stat);  in cdrom_decode_status()
357 			ide_dump_status(drive, "media error "  in cdrom_decode_status()
364 			ide_dump_status(drive, "media error (blank)",  in cdrom_decode_status()
373 			ide_error(drive, "cdrom_decode_status", stat);  in cdrom_decode_status()
394 		return ide_queue_sense_rq(drive, NULL) ? 2 : 1;  in cdrom_decode_status()
400 		return ide_queue_sense_rq(drive, rq) ? 2 : 1;  in cdrom_decode_status()
405 static void ide_cd_request_sense_fixup(ide_drive_t *drive, struct ide_cmd *cmd)  in ide_cd_request_sense_fixup()  argument
420 int ide_cd_queue_pc(ide_drive_t *drive, const unsigned char *cmd,  in ide_cd_queue_pc()  argument
425 	struct cdrom_info *info = drive->driver_data;  in ide_cd_queue_pc()
443 		rq = blk_get_request(drive->queue,  in ide_cd_queue_pc()
450 			error = blk_rq_map_kern(drive->queue, rq, buffer,  in ide_cd_queue_pc()
458 		blk_execute_rq(drive->queue, info->disk, rq, 0);  in ide_cd_queue_pc()
477 				cdrom_saw_media_change(drive);  in ide_cd_queue_pc()
504 static bool ide_cd_error_cmd(ide_drive_t *drive, struct ide_cmd *cmd)  in ide_cd_error_cmd()  argument
512 		ide_complete_rq(drive, BLK_STS_OK, nr_bytes);  in ide_cd_error_cmd()
519 static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)  in cdrom_newpc_intr()  argument
521 	ide_hwif_t *hwif = drive->hwif;  in cdrom_newpc_intr()
535 	dma = drive->dma;  in cdrom_newpc_intr()
537 		drive->dma = 0;  in cdrom_newpc_intr()
538 		drive->waiting_for_dma = 0;  in cdrom_newpc_intr()
539 		dma_error = hwif->dma_ops->dma_end(drive);  in cdrom_newpc_intr()
540 		ide_dma_unmap_sg(drive, cmd);  in cdrom_newpc_intr()
542 			printk(KERN_ERR PFX "%s: DMA %s error\n", drive->name,  in cdrom_newpc_intr()
544 			ide_dma_off(drive);  in cdrom_newpc_intr()
552 		rc = cdrom_decode_status(drive, stat);  in cdrom_newpc_intr()
563 			return ide_error(drive, "dma error", stat);  in cdrom_newpc_intr()
568 	ide_read_bcount_and_ireason(drive, &len, &ireason);  in cdrom_newpc_intr()
588 					"(%u bytes)\n", drive->name, __func__,  in cdrom_newpc_intr()
597 			ide_cd_request_sense_fixup(drive, cmd);  in cdrom_newpc_intr()
606 				ide_pio_bytes(drive, cmd, write, thislen);  in cdrom_newpc_intr()
619 	rc = ide_check_ireason(drive, rq, len, ireason, write);  in cdrom_newpc_intr()
636 		ide_pio_bytes(drive, cmd, write, blen);  in cdrom_newpc_intr()
649 			ide_pad_transfer(drive, write, len);  in cdrom_newpc_intr()
652 				drive->name);  in cdrom_newpc_intr()
672 	ide_set_handler(drive, cdrom_newpc_intr, timeout);  in cdrom_newpc_intr()
682 			ide_cd_complete_failed_rq(drive, rq);  in cdrom_newpc_intr()
693 			if (ide_cd_error_cmd(drive, cmd))  in cdrom_newpc_intr()
703 		ide_complete_rq(drive, uptodate ? BLK_STS_OK : BLK_STS_IOERR, blk_rq_bytes(rq));  in cdrom_newpc_intr()
706 			ide_error(drive, "request sense failure", stat);  in cdrom_newpc_intr()
711 static ide_startstop_t cdrom_start_rw(ide_drive_t *drive, struct request *rq)  in cdrom_start_rw()  argument
713 	struct cdrom_info *cd = drive->driver_data;  in cdrom_start_rw()
714 	struct request_queue *q = drive->queue;  in cdrom_start_rw()
741 	drive->dma = !!(drive->dev_flags & IDE_DFLAG_USING_DMA);  in cdrom_start_rw()
751 static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)  in cdrom_do_block_pc()  argument
762 	drive->dma = 0;  in cdrom_do_block_pc()
766 		struct request_queue *q = drive->queue;  in cdrom_do_block_pc()
770 		drive->dma = !!(drive->dev_flags & IDE_DFLAG_USING_DMA);  in cdrom_do_block_pc()
782 			drive->dma = 0;  in cdrom_do_block_pc()
786 static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,  in ide_cd_do_request()  argument
796 	if (drive->debug_mask & IDE_DBG_RQ)  in ide_cd_do_request()
801 		if (cdrom_start_rw(drive, rq) == ide_stopped)  in ide_cd_do_request()
809 		cdrom_do_block_pc(drive, rq);  in ide_cd_do_request()
827 	ide_prep_sense(drive, rq);  in ide_cd_do_request()
838 		ide_map_sg(drive, &cmd);  in ide_cd_do_request()
841 	return ide_issue_pc(drive, &cmd);  in ide_cd_do_request()
848 	ide_complete_rq(drive, uptodate ? BLK_STS_OK : BLK_STS_IOERR, nsectors << 9);  in ide_cd_do_request()
869 int cdrom_check_status(ide_drive_t *drive, struct scsi_sense_hdr *sshdr)  in cdrom_check_status()  argument
871 	struct cdrom_info *info = drive->driver_data;  in cdrom_check_status()
891 	return ide_cd_queue_pc(drive, cmd, 0, NULL, NULL, sshdr, 0, RQF_QUIET);  in cdrom_check_status()
894 static int cdrom_read_capacity(ide_drive_t *drive, unsigned long *capacity,  in cdrom_read_capacity()  argument
912 	stat = ide_cd_queue_pc(drive, cmd, 0, &capbuf, &len, NULL, 0,  in cdrom_read_capacity()
933 				drive->name, blocklen);  in cdrom_read_capacity()
947 static int cdrom_read_tocentry(ide_drive_t *drive, int trackno, int msf_flag,  in cdrom_read_tocentry()  argument
965 	return ide_cd_queue_pc(drive, cmd, 0, buf, &buflen, NULL, 0, RQF_QUIET);  in cdrom_read_tocentry()
969 int ide_cd_read_toc(ide_drive_t *drive)  in ide_cd_read_toc()  argument
972 	struct cdrom_info *info = drive->driver_data;  in ide_cd_read_toc()
989 					drive->name);  in ide_cd_read_toc()
999 	(void) cdrom_check_status(drive, NULL);  in ide_cd_read_toc()
1001 	if (drive->atapi_flags & IDE_AFLAG_TOC_VALID)  in ide_cd_read_toc()
1005 	stat = cdrom_read_capacity(drive, &toc->capacity, &sectors_per_frame);  in ide_cd_read_toc()
1011 	drive->probed_capacity = toc->capacity * sectors_per_frame;  in ide_cd_read_toc()
1013 	blk_queue_logical_block_size(drive->queue,  in ide_cd_read_toc()
1017 	stat = cdrom_read_tocentry(drive, 0, 1, 0, (char *) &toc->hdr,  in ide_cd_read_toc()
1022 	if (drive->atapi_flags & IDE_AFLAG_TOCTRACKS_AS_BCD) {  in ide_cd_read_toc()
1034 	stat = cdrom_read_tocentry(drive, toc->hdr.first_track, 1, 0,  in ide_cd_read_toc()
1054 		stat = cdrom_read_tocentry(drive, CDROM_LEADOUT, 1, 0,  in ide_cd_read_toc()
1062 		if (drive->atapi_flags & IDE_AFLAG_TOCTRACKS_AS_BCD) {  in ide_cd_read_toc()
1076 	if (drive->atapi_flags & IDE_AFLAG_TOCTRACKS_AS_BCD) {  in ide_cd_read_toc()
1082 		if (drive->atapi_flags & IDE_AFLAG_TOCADDR_AS_BCD) {  in ide_cd_read_toc()
1083 			if (drive->atapi_flags & IDE_AFLAG_TOCTRACKS_AS_BCD)  in ide_cd_read_toc()
1094 		stat = cdrom_read_tocentry(drive, 0, 0, 1, (char *)&ms_tmp,  in ide_cd_read_toc()
1106 	if (drive->atapi_flags & IDE_AFLAG_TOCADDR_AS_BCD) {  in ide_cd_read_toc()
1108 		stat = cdrom_read_tocentry(drive, 0, 1, 1, (char *)&ms_tmp,  in ide_cd_read_toc()
1126 		drive->probed_capacity = toc->capacity * sectors_per_frame;  in ide_cd_read_toc()
1130 	drive->atapi_flags |= IDE_AFLAG_TOC_VALID;  in ide_cd_read_toc()
1135 int ide_cdrom_get_capabilities(ide_drive_t *drive, u8 *buf)  in ide_cdrom_get_capabilities()  argument
1137 	struct cdrom_info *info = drive->driver_data;  in ide_cdrom_get_capabilities()
1144 	if ((drive->atapi_flags & IDE_AFLAG_FULL_CAPS_PAGE) == 0)  in ide_cdrom_get_capabilities()
1157 void ide_cdrom_update_speed(ide_drive_t *drive, u8 *buf)  in ide_cdrom_update_speed()  argument
1159 	struct cdrom_info *cd = drive->driver_data;  in ide_cdrom_update_speed()
1164 	if (drive->atapi_flags & IDE_AFLAG_LE_SPEED_FIELDS) {  in ide_cdrom_update_speed()
1202 static int ide_cdrom_register(ide_drive_t *drive, int nslots)  in ide_cdrom_register()  argument
1204 	struct cdrom_info *info = drive->driver_data;  in ide_cdrom_register()
1212 	devinfo->handle = drive;  in ide_cdrom_register()
1213 	strcpy(devinfo->name, drive->name);  in ide_cdrom_register()
1215 	if (drive->atapi_flags & IDE_AFLAG_NO_SPEED_SELECT)  in ide_cdrom_register()
1222 static int ide_cdrom_probe_capabilities(ide_drive_t *drive)  in ide_cdrom_probe_capabilities()  argument
1224 	struct cdrom_info *cd = drive->driver_data;  in ide_cdrom_probe_capabilities()
1231 				     drive->media, drive->atapi_flags);  in ide_cdrom_probe_capabilities()
1237 	if (drive->media == ide_optical) {  in ide_cdrom_probe_capabilities()
1240 				drive->name);  in ide_cdrom_probe_capabilities()
1244 	if (drive->atapi_flags & IDE_AFLAG_PRE_ATAPI12) {  in ide_cdrom_probe_capabilities()
1245 		drive->atapi_flags &= ~IDE_AFLAG_NO_EJECT;  in ide_cdrom_probe_capabilities()
1256 	cdi->handle = drive;  in ide_cdrom_probe_capabilities()
1259 	if (ide_cdrom_get_capabilities(drive, buf))  in ide_cdrom_probe_capabilities()
1263 		drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;  in ide_cdrom_probe_capabilities()
1265 		drive->atapi_flags &= ~IDE_AFLAG_NO_EJECT;  in ide_cdrom_probe_capabilities()
1276 	if ((buf[8 + 4] & 0x01) || (drive->atapi_flags & IDE_AFLAG_PLAY_AUDIO_OK))  in ide_cdrom_probe_capabilities()
1282 	    (drive->atapi_flags & IDE_AFLAG_NO_AUTOCLOSE))  in ide_cdrom_probe_capabilities()
1295 	ide_cdrom_update_speed(drive, buf);  in ide_cdrom_probe_capabilities()
1297 	printk(KERN_INFO PFX "%s: ATAPI", drive->name);  in ide_cdrom_probe_capabilities()
1409 static sector_t ide_cdrom_capacity(ide_drive_t *drive)  in ide_cdrom_capacity()  argument
1413 	if (cdrom_read_capacity(drive, &capacity, &sectors_per_frame))  in ide_cdrom_capacity()
1421 	ide_drive_t *drive = m->private;  in idecd_capacity_proc_show()  local
1423 	seq_printf(m, "%llu\n", (long long)ide_cdrom_capacity(drive));  in idecd_capacity_proc_show()
1432 static ide_proc_entry_t *ide_cd_proc_entries(ide_drive_t *drive)  in ide_cd_proc_entries()  argument
1437 static const struct ide_proc_devset *ide_cd_proc_devsets(ide_drive_t *drive)  in ide_cd_proc_devsets()  argument
1500 static int ide_cdrom_setup(ide_drive_t *drive)  in ide_cdrom_setup()  argument
1502 	struct cdrom_info *cd = drive->driver_data;  in ide_cdrom_setup()
1504 	struct request_queue *q = drive->queue;  in ide_cdrom_setup()
1505 	u16 *id = drive->id;  in ide_cdrom_setup()
1515 	drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;  in ide_cdrom_setup()
1516 	drive->atapi_flags = IDE_AFLAG_NO_EJECT | ide_cd_flags(id);  in ide_cdrom_setup()
1518 	if ((drive->atapi_flags & IDE_AFLAG_VERTOS_300_SSD) &&  in ide_cdrom_setup()
1520 		drive->atapi_flags |= (IDE_AFLAG_TOCTRACKS_AS_BCD |  in ide_cdrom_setup()
1522 	else if ((drive->atapi_flags & IDE_AFLAG_VERTOS_600_ESD) &&  in ide_cdrom_setup()
1524 		drive->atapi_flags |= IDE_AFLAG_TOCTRACKS_AS_BCD;  in ide_cdrom_setup()
1525 	else if (drive->atapi_flags & IDE_AFLAG_SANYO_3CD)  in ide_cdrom_setup()
1529 	nslots = ide_cdrom_probe_capabilities(drive);  in ide_cdrom_setup()
1533 	if (ide_cdrom_register(drive, nslots)) {  in ide_cdrom_setup()
1535 				" cdrom driver.\n", drive->name, __func__);  in ide_cdrom_setup()
1540 	ide_proc_register_driver(drive, cd->driver);  in ide_cdrom_setup()
1544 static void ide_cd_remove(ide_drive_t *drive)  in ide_cd_remove()  argument
1546 	struct cdrom_info *info = drive->driver_data;  in ide_cd_remove()
1550 	ide_proc_unregister_driver(drive, info->driver);  in ide_cd_remove()
1563 	ide_drive_t *drive = info->drive;  in ide_cd_release()  local
1569 	if (devinfo->handle == drive)  in ide_cd_release()
1571 	drive->driver_data = NULL;  in ide_cd_release()
1572 	blk_queue_prep_rq(drive->queue, NULL);  in ide_cd_release()
1681 	err = generic_ide_ioctl(info->drive, bdev, cmd, arg);  in idecd_locked_ioctl()
1712 	ide_cd_read_toc(info->drive);  in idecd_revalidate_disk()
1732 static int ide_cd_probe(ide_drive_t *drive)  in ide_cd_probe()  argument
1738 				     drive->driver_req, drive->media);  in ide_cd_probe()
1740 	if (!strstr("ide-cdrom", drive->driver_req))  in ide_cd_probe()
1743 	if (drive->media != ide_cdrom && drive->media != ide_optical)  in ide_cd_probe()
1746 	drive->debug_mask = debug_mask;  in ide_cd_probe()
1747 	drive->irq_handler = cdrom_newpc_intr;  in ide_cd_probe()
1752 				drive->name);  in ide_cd_probe()
1760 	ide_init_disk(g, drive);  in ide_cd_probe()
1762 	info->dev.parent = &drive->gendev;  in ide_cd_probe()
1764 	dev_set_name(&info->dev, "%s", dev_name(&drive->gendev));  in ide_cd_probe()
1769 	info->drive = drive;  in ide_cd_probe()
1775 	drive->driver_data = info;  in ide_cd_probe()
1779 	if (ide_cdrom_setup(drive)) {  in ide_cd_probe()
1784 	ide_cd_read_toc(drive);  in ide_cd_probe()
1787 	device_add_disk(&drive->gendev, g);  in ide_cd_probe()