Lines Matching refs:hdr
346 struct sg_io_hdr *hdr, fmode_t mode) in scsi_fill_sghdr_rq() argument
350 if (hdr->cmd_len < 6) in scsi_fill_sghdr_rq()
352 if (copy_from_user(req->cmd, hdr->cmdp, hdr->cmd_len)) in scsi_fill_sghdr_rq()
360 req->cmd_len = hdr->cmd_len; in scsi_fill_sghdr_rq()
362 rq->timeout = msecs_to_jiffies(hdr->timeout); in scsi_fill_sghdr_rq()
373 static int scsi_complete_sghdr_rq(struct request *rq, struct sg_io_hdr *hdr, in scsi_complete_sghdr_rq() argument
382 hdr->status = req->result & 0xff; in scsi_complete_sghdr_rq()
383 hdr->masked_status = status_byte(req->result); in scsi_complete_sghdr_rq()
384 hdr->msg_status = COMMAND_COMPLETE; in scsi_complete_sghdr_rq()
385 hdr->host_status = host_byte(req->result); in scsi_complete_sghdr_rq()
386 hdr->driver_status = 0; in scsi_complete_sghdr_rq()
387 if (scsi_status_is_check_condition(hdr->status)) in scsi_complete_sghdr_rq()
388 hdr->driver_status = DRIVER_SENSE; in scsi_complete_sghdr_rq()
389 hdr->info = 0; in scsi_complete_sghdr_rq()
390 if (hdr->masked_status || hdr->host_status || hdr->driver_status) in scsi_complete_sghdr_rq()
391 hdr->info |= SG_INFO_CHECK; in scsi_complete_sghdr_rq()
392 hdr->resid = req->resid_len; in scsi_complete_sghdr_rq()
393 hdr->sb_len_wr = 0; in scsi_complete_sghdr_rq()
395 if (req->sense_len && hdr->sbp) { in scsi_complete_sghdr_rq()
396 int len = min((unsigned int) hdr->mx_sb_len, req->sense_len); in scsi_complete_sghdr_rq()
398 if (!copy_to_user(hdr->sbp, req->sense, len)) in scsi_complete_sghdr_rq()
399 hdr->sb_len_wr = len; in scsi_complete_sghdr_rq()
412 struct sg_io_hdr *hdr, fmode_t mode) in sg_io() argument
422 if (hdr->interface_id != 'S') in sg_io()
425 if (hdr->dxfer_len > (queue_max_hw_sectors(sdev->request_queue) << 9)) in sg_io()
428 if (hdr->dxfer_len) in sg_io()
429 switch (hdr->dxfer_direction) { in sg_io()
439 if (hdr->flags & SG_FLAG_Q_AT_HEAD) in sg_io()
449 if (hdr->cmd_len > BLK_MAX_CDB) { in sg_io()
450 req->cmd = kzalloc(hdr->cmd_len, GFP_KERNEL); in sg_io()
455 ret = scsi_fill_sghdr_rq(sdev, rq, hdr, mode); in sg_io()
460 if (hdr->iovec_count) { in sg_io()
464 ret = import_iovec(rq_data_dir(rq), hdr->dxferp, in sg_io()
465 hdr->iovec_count, 0, &iov, &i); in sg_io()
470 iov_iter_truncate(&i, hdr->dxfer_len); in sg_io()
474 } else if (hdr->dxfer_len) in sg_io()
475 ret = blk_rq_map_user(rq->q, rq, NULL, hdr->dxferp, in sg_io()
476 hdr->dxfer_len, GFP_KERNEL); in sg_io()
488 hdr->duration = jiffies_to_msecs(jiffies - start_time); in sg_io()
490 ret = scsi_complete_sghdr_rq(rq, hdr, bio); in sg_io()
647 int put_sg_io_hdr(const struct sg_io_hdr *hdr, void __user *argp) in put_sg_io_hdr() argument
652 .interface_id = hdr->interface_id, in put_sg_io_hdr()
653 .dxfer_direction = hdr->dxfer_direction, in put_sg_io_hdr()
654 .cmd_len = hdr->cmd_len, in put_sg_io_hdr()
655 .mx_sb_len = hdr->mx_sb_len, in put_sg_io_hdr()
656 .iovec_count = hdr->iovec_count, in put_sg_io_hdr()
657 .dxfer_len = hdr->dxfer_len, in put_sg_io_hdr()
658 .dxferp = (uintptr_t)hdr->dxferp, in put_sg_io_hdr()
659 .cmdp = (uintptr_t)hdr->cmdp, in put_sg_io_hdr()
660 .sbp = (uintptr_t)hdr->sbp, in put_sg_io_hdr()
661 .timeout = hdr->timeout, in put_sg_io_hdr()
662 .flags = hdr->flags, in put_sg_io_hdr()
663 .pack_id = hdr->pack_id, in put_sg_io_hdr()
664 .usr_ptr = (uintptr_t)hdr->usr_ptr, in put_sg_io_hdr()
665 .status = hdr->status, in put_sg_io_hdr()
666 .masked_status = hdr->masked_status, in put_sg_io_hdr()
667 .msg_status = hdr->msg_status, in put_sg_io_hdr()
668 .sb_len_wr = hdr->sb_len_wr, in put_sg_io_hdr()
669 .host_status = hdr->host_status, in put_sg_io_hdr()
670 .driver_status = hdr->driver_status, in put_sg_io_hdr()
671 .resid = hdr->resid, in put_sg_io_hdr()
672 .duration = hdr->duration, in put_sg_io_hdr()
673 .info = hdr->info, in put_sg_io_hdr()
683 if (copy_to_user(argp, hdr, sizeof(*hdr))) in put_sg_io_hdr()
690 int get_sg_io_hdr(struct sg_io_hdr *hdr, const void __user *argp) in get_sg_io_hdr() argument
699 *hdr = (struct sg_io_hdr) { in get_sg_io_hdr()
728 if (copy_from_user(hdr, argp, sizeof(*hdr))) in get_sg_io_hdr()
813 struct sg_io_hdr hdr; in scsi_cdrom_send_packet() local
821 memset(&hdr, 0, sizeof(hdr)); in scsi_cdrom_send_packet()
822 hdr.interface_id = 'S'; in scsi_cdrom_send_packet()
823 hdr.cmd_len = sizeof(cgc.cmd); in scsi_cdrom_send_packet()
824 hdr.dxfer_len = cgc.buflen; in scsi_cdrom_send_packet()
827 hdr.dxfer_direction = SG_DXFER_UNKNOWN; in scsi_cdrom_send_packet()
830 hdr.dxfer_direction = SG_DXFER_TO_DEV; in scsi_cdrom_send_packet()
833 hdr.dxfer_direction = SG_DXFER_FROM_DEV; in scsi_cdrom_send_packet()
836 hdr.dxfer_direction = SG_DXFER_NONE; in scsi_cdrom_send_packet()
842 hdr.dxferp = cgc.buffer; in scsi_cdrom_send_packet()
843 hdr.sbp = cgc.sense; in scsi_cdrom_send_packet()
844 if (hdr.sbp) in scsi_cdrom_send_packet()
845 hdr.mx_sb_len = sizeof(struct request_sense); in scsi_cdrom_send_packet()
846 hdr.timeout = jiffies_to_msecs(cgc.timeout); in scsi_cdrom_send_packet()
847 hdr.cmdp = ((struct cdrom_generic_command __user *) arg)->cmd; in scsi_cdrom_send_packet()
848 hdr.cmd_len = sizeof(cgc.cmd); in scsi_cdrom_send_packet()
850 err = sg_io(sdev, disk, &hdr, mode); in scsi_cdrom_send_packet()
854 if (hdr.status) in scsi_cdrom_send_packet()
858 cgc.buflen = hdr.resid; in scsi_cdrom_send_packet()
868 struct sg_io_hdr hdr; in scsi_ioctl_sg_io() local
871 error = get_sg_io_hdr(&hdr, argp); in scsi_ioctl_sg_io()
874 error = sg_io(sdev, disk, &hdr, mode); in scsi_ioctl_sg_io()
877 if (put_sg_io_hdr(&hdr, argp)) in scsi_ioctl_sg_io()