55 static void ide_tf_set_cmd(ide_drive_t *drive, struct ide_cmd *cmd, u8 dma)  in ide_tf_set_cmd()  argument
59 	lba48 = (cmd->tf_flags & IDE_TFLAG_LBA48) ? 2 : 0;  in ide_tf_set_cmd()
60 	write = (cmd->tf_flags & IDE_TFLAG_WRITE) ? 1 : 0;  in ide_tf_set_cmd()
63 		cmd->protocol = ATA_PROT_DMA;  in ide_tf_set_cmd()
66 		cmd->protocol = ATA_PROT_PIO;  in ide_tf_set_cmd()
68 			cmd->tf_flags |= IDE_TFLAG_MULTI_PIO;  in ide_tf_set_cmd()
74 	cmd->tf.command = ide_rw_cmds[index + lba48 + write];  in ide_tf_set_cmd()
88 	struct ide_cmd		cmd;  in __ide_do_rw_disk()  local
89 	struct ide_taskfile	*tf = &cmd.tf;  in __ide_do_rw_disk()
99 	memset(&cmd, 0, sizeof(cmd));  in __ide_do_rw_disk()
100 	cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;  in __ide_do_rw_disk()
101 	cmd.valid.in.tf  = IDE_VALID_IN_TF  | IDE_VALID_DEVICE;  in __ide_do_rw_disk()
114 			tf = &cmd.hob;  in __ide_do_rw_disk()
122 			cmd.valid.out.hob = IDE_VALID_OUT_HOB;  in __ide_do_rw_disk()
123 			cmd.valid.in.hob  = IDE_VALID_IN_HOB;  in __ide_do_rw_disk()
124 			cmd.tf_flags |= IDE_TFLAG_LBA48;  in __ide_do_rw_disk()
149 	cmd.tf_flags |= IDE_TFLAG_FS;  in __ide_do_rw_disk()
152 		cmd.tf_flags |= IDE_TFLAG_WRITE;  in __ide_do_rw_disk()
154 	ide_tf_set_cmd(drive, &cmd, dma);  in __ide_do_rw_disk()
155 	cmd.rq = rq;  in __ide_do_rw_disk()
158 		ide_init_sg_cmd(&cmd, nsectors << 9);  in __ide_do_rw_disk()
159 		ide_map_sg(drive, &cmd);  in __ide_do_rw_disk()
162 	rc = do_rw_taskfile(drive, &cmd);  in __ide_do_rw_disk()
166 		cmd.tf_flags |= IDE_TFLAG_DMA_PIO_FALLBACK;  in __ide_do_rw_disk()
167 		ide_tf_set_cmd(drive, &cmd, 0);  in __ide_do_rw_disk()
168 		ide_init_sg_cmd(&cmd, nsectors << 9);  in __ide_do_rw_disk()
169 		rc = do_rw_taskfile(drive, &cmd);  in __ide_do_rw_disk()
207 	struct ide_cmd cmd;  in idedisk_read_native_max_address()  local
208 	struct ide_taskfile *tf = &cmd.tf;  in idedisk_read_native_max_address()
211 	memset(&cmd, 0, sizeof(cmd));  in idedisk_read_native_max_address()
218 	cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;  in idedisk_read_native_max_address()
219 	cmd.valid.in.tf  = IDE_VALID_IN_TF  | IDE_VALID_DEVICE;  in idedisk_read_native_max_address()
221 		cmd.valid.out.hob = IDE_VALID_OUT_HOB;  in idedisk_read_native_max_address()
222 		cmd.valid.in.hob  = IDE_VALID_IN_HOB;  in idedisk_read_native_max_address()
223 		cmd.tf_flags = IDE_TFLAG_LBA48;  in idedisk_read_native_max_address()
226 	ide_no_data_taskfile(drive, &cmd);  in idedisk_read_native_max_address()
230 		addr = ide_get_lba_addr(&cmd, lba48) + 1;  in idedisk_read_native_max_address()
241 	struct ide_cmd cmd;  in idedisk_set_max_address()  local
242 	struct ide_taskfile *tf = &cmd.tf;  in idedisk_set_max_address()
247 	memset(&cmd, 0, sizeof(cmd));  in idedisk_set_max_address()
252 		cmd.hob.lbal = (addr_req >>= 8) & 0xff;  in idedisk_set_max_address()
253 		cmd.hob.lbam = (addr_req >>= 8) & 0xff;  in idedisk_set_max_address()
254 		cmd.hob.lbah = (addr_req >>= 8) & 0xff;  in idedisk_set_max_address()
262 	cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;  in idedisk_set_max_address()
263 	cmd.valid.in.tf  = IDE_VALID_IN_TF  | IDE_VALID_DEVICE;  in idedisk_set_max_address()
265 		cmd.valid.out.hob = IDE_VALID_OUT_HOB;  in idedisk_set_max_address()
266 		cmd.valid.in.hob  = IDE_VALID_IN_HOB;  in idedisk_set_max_address()
267 		cmd.tf_flags = IDE_TFLAG_LBA48;  in idedisk_set_max_address()
270 	ide_no_data_taskfile(drive, &cmd);  in idedisk_set_max_address()
274 		addr_set = ide_get_lba_addr(&cmd, lba48) + 1;  in idedisk_set_max_address()
432 	struct ide_cmd *cmd;  in idedisk_prep_fn()  local
438 		cmd = rq->special;  in idedisk_prep_fn()
439 		memset(cmd, 0, sizeof(*cmd));  in idedisk_prep_fn()
441 		cmd = kzalloc(sizeof(*cmd), GFP_ATOMIC);  in idedisk_prep_fn()
445 	BUG_ON(cmd == NULL);  in idedisk_prep_fn()
449 		cmd->tf.command = ATA_CMD_FLUSH_EXT;  in idedisk_prep_fn()
451 		cmd->tf.command = ATA_CMD_FLUSH;  in idedisk_prep_fn()
452 	cmd->valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;  in idedisk_prep_fn()
453 	cmd->tf_flags = IDE_TFLAG_DYN;  in idedisk_prep_fn()
454 	cmd->protocol = ATA_PROT_NODATA;  in idedisk_prep_fn()
457 	rq->special = cmd;  in idedisk_prep_fn()
458 	cmd->rq = rq;  in idedisk_prep_fn()
510 	struct ide_cmd cmd;  in ide_do_setfeature()  local
512 	memset(&cmd, 0, sizeof(cmd));  in ide_do_setfeature()
513 	cmd.tf.feature = feature;  in ide_do_setfeature()
514 	cmd.tf.nsect   = nsect;  in ide_do_setfeature()
515 	cmd.tf.command = ATA_CMD_SET_FEATURES;  in ide_do_setfeature()
516 	cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;  in ide_do_setfeature()
517 	cmd.valid.in.tf  = IDE_VALID_IN_TF  | IDE_VALID_DEVICE;  in ide_do_setfeature()
519 	return ide_no_data_taskfile(drive, &cmd);  in ide_do_setfeature()
584 	struct ide_cmd cmd;  in do_idedisk_flushcache()  local
586 	memset(&cmd, 0, sizeof(cmd));  in do_idedisk_flushcache()
588 		cmd.tf.command = ATA_CMD_FLUSH_EXT;  in do_idedisk_flushcache()
590 		cmd.tf.command = ATA_CMD_FLUSH;  in do_idedisk_flushcache()
591 	cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;  in do_idedisk_flushcache()
592 	cmd.valid.in.tf  = IDE_VALID_IN_TF  | IDE_VALID_DEVICE;  in do_idedisk_flushcache()
594 	return ide_no_data_taskfile(drive, &cmd);  in do_idedisk_flushcache()
768 	struct ide_cmd cmd;  in ide_disk_set_doorlock()  local
774 	memset(&cmd, 0, sizeof(cmd));  in ide_disk_set_doorlock()
775 	cmd.tf.command = on ? ATA_CMD_MEDIA_LOCK : ATA_CMD_MEDIA_UNLOCK;  in ide_disk_set_doorlock()
776 	cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;  in ide_disk_set_doorlock()
777 	cmd.valid.in.tf  = IDE_VALID_IN_TF  | IDE_VALID_DEVICE;  in ide_disk_set_doorlock()
779 	ret = ide_no_data_taskfile(drive, &cmd);  in ide_disk_set_doorlock()