100 	struct virtio_device *vdev;  member
124 static inline struct Scsi_Host *virtio_scsi_host(struct virtio_device *vdev)  in virtio_scsi_host()  argument
126 	return vdev->priv;  in virtio_scsi_host()
161 	virtscsi_compute_resid(sc, virtio32_to_cpu(vscsi->vdev, resp->resid));  in virtscsi_complete_cmd()
199 	WARN_ON(virtio32_to_cpu(vscsi->vdev, resp->sense_len) >  in virtscsi_complete_cmd()
204 			     virtio32_to_cpu(vscsi->vdev, resp->sense_len),  in virtscsi_complete_cmd()
238 	struct Scsi_Host *sh = virtio_scsi_host(vq->vdev);  in virtscsi_req_done()
266 	struct Scsi_Host *sh = virtio_scsi_host(vq->vdev);  in virtscsi_ctrl_done()
325 	struct Scsi_Host *shost = virtio_scsi_host(vscsi->vdev);  in virtscsi_handle_transport_reset()
329 	switch (virtio32_to_cpu(vscsi->vdev, event->reason)) {  in virtscsi_handle_transport_reset()
352 	struct Scsi_Host *shost = virtio_scsi_host(vscsi->vdev);  in virtscsi_handle_param_change()
355 	u8 asc = virtio32_to_cpu(vscsi->vdev, event->reason) & 255;  in virtscsi_handle_param_change()
356 	u8 ascq = virtio32_to_cpu(vscsi->vdev, event->reason) >> 8;  in virtscsi_handle_param_change()
381 	    cpu_to_virtio32(vscsi->vdev, VIRTIO_SCSI_T_EVENTS_MISSED)) {  in virtscsi_handle_event()
382 		event->event &= ~cpu_to_virtio32(vscsi->vdev,  in virtscsi_handle_event()
384 		scsi_scan_host(virtio_scsi_host(vscsi->vdev));  in virtscsi_handle_event()
387 	switch (virtio32_to_cpu(vscsi->vdev, event->event)) {  in virtscsi_handle_event()
412 	struct Scsi_Host *sh = virtio_scsi_host(vq->vdev);  in virtscsi_event_done()
490 static void virtio_scsi_init_hdr(struct virtio_device *vdev,  in virtio_scsi_init_hdr()  argument
498 	cmd->tag = cpu_to_virtio64(vdev, (unsigned long)sc);  in virtio_scsi_init_hdr()
504 static void virtio_scsi_init_hdr_pi(struct virtio_device *vdev,  in virtio_scsi_init_hdr_pi()  argument
511 	virtio_scsi_init_hdr(vdev, (struct virtio_scsi_cmd_req *)cmd_pi, sc);  in virtio_scsi_init_hdr_pi()
519 		cmd_pi->pi_bytesout = cpu_to_virtio32(vdev,  in virtio_scsi_init_hdr_pi()
523 		cmd_pi->pi_bytesin = cpu_to_virtio32(vdev,  in virtio_scsi_init_hdr_pi()
532 	struct Scsi_Host *shost = virtio_scsi_host(vscsi->vdev);  in virtscsi_queuecommand()
549 	if (virtio_has_feature(vscsi->vdev, VIRTIO_SCSI_F_T10_PI)) {  in virtscsi_queuecommand()
550 		virtio_scsi_init_hdr_pi(vscsi->vdev, &cmd->req.cmd_pi, sc);  in virtscsi_queuecommand()
554 		virtio_scsi_init_hdr(vscsi->vdev, &cmd->req.cmd, sc);  in virtscsi_queuecommand()
683 		.subtype = cpu_to_virtio32(vscsi->vdev,  in virtscsi_device_reset()
725 		.tag = cpu_to_virtio64(vscsi->vdev, (unsigned long)sc),  in virtscsi_abort()
792 #define virtscsi_config_get(vdev, fld) \  argument
795 		virtio_cread(vdev, struct virtio_scsi_config, fld, &__val); \
799 #define virtscsi_config_set(vdev, fld, val) \  argument
802 		virtio_cwrite(vdev, struct virtio_scsi_config, fld, &__val); \
874 static void virtscsi_remove_vqs(struct virtio_device *vdev)  in virtscsi_remove_vqs()  argument
876 	struct Scsi_Host *sh = virtio_scsi_host(vdev);  in virtscsi_remove_vqs()
882 	vdev->config->reset(vdev);  in virtscsi_remove_vqs()
884 	vdev->config->del_vqs(vdev);  in virtscsi_remove_vqs()
887 static int virtscsi_init(struct virtio_device *vdev,  in virtscsi_init()  argument
917 	err = vdev->config->find_vqs(vdev, num_vqs, vqs, callbacks, names);  in virtscsi_init()
929 	virtscsi_config_set(vdev, cdb_size, VIRTIO_SCSI_CDB_SIZE);  in virtscsi_init()
930 	virtscsi_config_set(vdev, sense_size, VIRTIO_SCSI_SENSE_SIZE);  in virtscsi_init()
939 		virtscsi_remove_vqs(vdev);  in virtscsi_init()
943 static int virtscsi_probe(struct virtio_device *vdev)  in virtscsi_probe()  argument
953 	if (!vdev->config->get) {  in virtscsi_probe()
954 		dev_err(&vdev->dev, "%s failure: config access disabled\n",  in virtscsi_probe()
960 	num_queues = virtscsi_config_get(vdev, num_queues) ? : 1;  in virtscsi_probe()
962 	num_targets = virtscsi_config_get(vdev, max_target) + 1;  in virtscsi_probe()
974 	sg_elems = virtscsi_config_get(vdev, seg_max) ?: 1;  in virtscsi_probe()
977 	vscsi->vdev = vdev;  in virtscsi_probe()
979 	vdev->priv = shost;  in virtscsi_probe()
981 	err = virtscsi_init(vdev, vscsi);  in virtscsi_probe()
992 	cmd_per_lun = virtscsi_config_get(vdev, cmd_per_lun) ?: 1;  in virtscsi_probe()
994 	shost->max_sectors = virtscsi_config_get(vdev, max_sectors) ?: 0xFFFF;  in virtscsi_probe()
999 	shost->max_lun = virtscsi_config_get(vdev, max_lun) + 1 + 0x4000;  in virtscsi_probe()
1005 	if (virtio_has_feature(vdev, VIRTIO_SCSI_F_T10_PI)) {  in virtscsi_probe()
1014 	err = scsi_add_host(shost, &vdev->dev);  in virtscsi_probe()
1018 	virtio_device_ready(vdev);  in virtscsi_probe()
1020 	if (virtio_has_feature(vdev, VIRTIO_SCSI_F_HOTPLUG))  in virtscsi_probe()
1027 	vdev->config->del_vqs(vdev);  in virtscsi_probe()
1033 static void virtscsi_remove(struct virtio_device *vdev)  in virtscsi_remove()  argument
1035 	struct Scsi_Host *shost = virtio_scsi_host(vdev);  in virtscsi_remove()
1038 	if (virtio_has_feature(vdev, VIRTIO_SCSI_F_HOTPLUG))  in virtscsi_remove()
1045 	virtscsi_remove_vqs(vdev);  in virtscsi_remove()
1050 static int virtscsi_freeze(struct virtio_device *vdev)  in virtscsi_freeze()  argument
1052 	struct Scsi_Host *sh = virtio_scsi_host(vdev);  in virtscsi_freeze()
1056 	virtscsi_remove_vqs(vdev);  in virtscsi_freeze()
1060 static int virtscsi_restore(struct virtio_device *vdev)  in virtscsi_restore()  argument
1062 	struct Scsi_Host *sh = virtio_scsi_host(vdev);  in virtscsi_restore()
1066 	err = virtscsi_init(vdev, vscsi);  in virtscsi_restore()
1072 		vdev->config->del_vqs(vdev);  in virtscsi_restore()
1076 	virtio_device_ready(vdev);  in virtscsi_restore()
1078 	if (virtio_has_feature(vdev, VIRTIO_SCSI_F_HOTPLUG))  in virtscsi_restore()