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()
505 static void virtio_scsi_init_hdr_pi(struct virtio_device *vdev,  in virtio_scsi_init_hdr_pi()  argument
512 	virtio_scsi_init_hdr(vdev, (struct virtio_scsi_cmd_req *)cmd_pi, sc);  in virtio_scsi_init_hdr_pi()
520 		cmd_pi->pi_bytesout = cpu_to_virtio32(vdev,  in virtio_scsi_init_hdr_pi()
524 		cmd_pi->pi_bytesin = cpu_to_virtio32(vdev,  in virtio_scsi_init_hdr_pi()
534 	struct Scsi_Host *shost = virtio_scsi_host(vscsi->vdev);  in virtscsi_queuecommand()
552 	if (virtio_has_feature(vscsi->vdev, VIRTIO_SCSI_F_T10_PI)) {  in virtscsi_queuecommand()
553 		virtio_scsi_init_hdr_pi(vscsi->vdev, &cmd->req.cmd_pi, sc);  in virtscsi_queuecommand()
559 		virtio_scsi_init_hdr(vscsi->vdev, &cmd->req.cmd, sc);  in virtscsi_queuecommand()
688 		.subtype = cpu_to_virtio32(vscsi->vdev,  in virtscsi_device_reset()
730 		.tag = cpu_to_virtio64(vscsi->vdev, (unsigned long)sc),  in virtscsi_abort()
797 #define virtscsi_config_get(vdev, fld) \  argument
800 		virtio_cread(vdev, struct virtio_scsi_config, fld, &__val); \
804 #define virtscsi_config_set(vdev, fld, val) \  argument
807 		virtio_cwrite(vdev, struct virtio_scsi_config, fld, &__val); \
879 static void virtscsi_remove_vqs(struct virtio_device *vdev)  in virtscsi_remove_vqs()  argument
881 	struct Scsi_Host *sh = virtio_scsi_host(vdev);  in virtscsi_remove_vqs()
887 	vdev->config->reset(vdev);  in virtscsi_remove_vqs()
889 	vdev->config->del_vqs(vdev);  in virtscsi_remove_vqs()
892 static int virtscsi_init(struct virtio_device *vdev,  in virtscsi_init()  argument
922 	err = vdev->config->find_vqs(vdev, num_vqs, vqs, callbacks, names);  in virtscsi_init()
934 	virtscsi_config_set(vdev, cdb_size, VIRTIO_SCSI_CDB_SIZE);  in virtscsi_init()
935 	virtscsi_config_set(vdev, sense_size, VIRTIO_SCSI_SENSE_SIZE);  in virtscsi_init()
944 		virtscsi_remove_vqs(vdev);  in virtscsi_init()
948 static int virtscsi_probe(struct virtio_device *vdev)  in virtscsi_probe()  argument
958 	if (!vdev->config->get) {  in virtscsi_probe()
959 		dev_err(&vdev->dev, "%s failure: config access disabled\n",  in virtscsi_probe()
965 	num_queues = virtscsi_config_get(vdev, num_queues) ? : 1;  in virtscsi_probe()
967 	num_targets = virtscsi_config_get(vdev, max_target) + 1;  in virtscsi_probe()
979 	sg_elems = virtscsi_config_get(vdev, seg_max) ?: 1;  in virtscsi_probe()
982 	vscsi->vdev = vdev;  in virtscsi_probe()
984 	vdev->priv = shost;  in virtscsi_probe()
986 	err = virtscsi_init(vdev, vscsi);  in virtscsi_probe()
997 	cmd_per_lun = virtscsi_config_get(vdev, cmd_per_lun) ?: 1;  in virtscsi_probe()
999 	shost->max_sectors = virtscsi_config_get(vdev, max_sectors) ?: 0xFFFF;  in virtscsi_probe()
1004 	shost->max_lun = virtscsi_config_get(vdev, max_lun) + 1 + 0x4000;  in virtscsi_probe()
1011 	if (virtio_has_feature(vdev, VIRTIO_SCSI_F_T10_PI)) {  in virtscsi_probe()
1023 	err = scsi_add_host(shost, &vdev->dev);  in virtscsi_probe()
1027 	virtio_device_ready(vdev);  in virtscsi_probe()
1029 	if (virtio_has_feature(vdev, VIRTIO_SCSI_F_HOTPLUG))  in virtscsi_probe()
1036 	vdev->config->del_vqs(vdev);  in virtscsi_probe()
1042 static void virtscsi_remove(struct virtio_device *vdev)  in virtscsi_remove()  argument
1044 	struct Scsi_Host *shost = virtio_scsi_host(vdev);  in virtscsi_remove()
1047 	if (virtio_has_feature(vdev, VIRTIO_SCSI_F_HOTPLUG))  in virtscsi_remove()
1054 	virtscsi_remove_vqs(vdev);  in virtscsi_remove()
1059 static int virtscsi_freeze(struct virtio_device *vdev)  in virtscsi_freeze()  argument
1061 	struct Scsi_Host *sh = virtio_scsi_host(vdev);  in virtscsi_freeze()
1065 	virtscsi_remove_vqs(vdev);  in virtscsi_freeze()
1069 static int virtscsi_restore(struct virtio_device *vdev)  in virtscsi_restore()  argument
1071 	struct Scsi_Host *sh = virtio_scsi_host(vdev);  in virtscsi_restore()
1075 	err = virtscsi_init(vdev, vscsi);  in virtscsi_restore()
1081 		vdev->config->del_vqs(vdev);  in virtscsi_restore()
1085 	virtio_device_ready(vdev);  in virtscsi_restore()
1087 	if (virtio_has_feature(vdev, VIRTIO_SCSI_F_HOTPLUG))  in virtscsi_restore()