Lines Matching +full:qemu +full:- +full:conf
9 * Changes for QEMU mainline + tcm_vhost kernel upstream:
13 * See the COPYING.LIB file in the top-level directory.
17 #include "qemu/osdep.h"
21 #include "qemu/error-report.h"
22 #include "qemu/module.h"
25 #include "hw/virtio/vhost-scsi.h"
27 #include "hw/virtio/virtio-scsi.h"
28 #include "hw/virtio/virtio-bus.h"
29 #include "hw/fw-path-provider.h"
30 #include "hw/qdev-properties.h"
31 #include "qemu/cutils.h"
50 const VhostOps *vhost_ops = vsc->dev.vhost_ops; in vhost_scsi_set_endpoint()
55 pstrcpy(backend.vhost_wwpn, sizeof(backend.vhost_wwpn), vs->conf.wwpn); in vhost_scsi_set_endpoint()
56 ret = vhost_ops->vhost_scsi_set_endpoint(&vsc->dev, &backend); in vhost_scsi_set_endpoint()
58 return -errno; in vhost_scsi_set_endpoint()
68 const VhostOps *vhost_ops = vsc->dev.vhost_ops; in vhost_scsi_clear_endpoint()
71 pstrcpy(backend.vhost_wwpn, sizeof(backend.vhost_wwpn), vs->conf.wwpn); in vhost_scsi_clear_endpoint()
72 vhost_ops->vhost_scsi_clear_endpoint(&vsc->dev, &backend); in vhost_scsi_clear_endpoint()
79 const VhostOps *vhost_ops = vsc->dev.vhost_ops; in vhost_scsi_start()
82 ret = vhost_ops->vhost_scsi_get_abi_version(&vsc->dev, &abi_version); in vhost_scsi_start()
84 return -errno; in vhost_scsi_start()
87 error_report("vhost-scsi: The running tcm_vhost kernel abi_version:" in vhost_scsi_start()
89 " please upgrade your version of QEMU", abi_version, in vhost_scsi_start()
91 return -ENOSYS; in vhost_scsi_start()
96 error_reportf_err(local_err, "Error starting vhost-scsi: "); in vhost_scsi_start()
102 error_report("Error setting vhost-scsi endpoint"); in vhost_scsi_start()
123 if (!vdev->vm_running) { in vhost_scsi_set_status()
127 if (vhost_dev_is_started(&vsc->dev) == start) { in vhost_scsi_set_status()
136 error_report("unable to start vhost-scsi: %s", strerror(-ret)); in vhost_scsi_set_status()
155 assert(!vhost_dev_is_started(&vsc->dev)); in vhost_scsi_pre_save()
161 .name = "virtio-vhost_scsi",
173 struct vhost_dev *dev = &vsc->dev; in vhost_scsi_set_workers()
179 if (!per_virtqueue || dev->nvqs == VHOST_SCSI_VQ_NUM_FIXED + 1) { in vhost_scsi_set_workers()
187 for (i = VHOST_SCSI_VQ_NUM_FIXED + 1; i < dev->nvqs; i++) { in vhost_scsi_set_workers()
190 ret = dev->vhost_ops->vhost_new_worker(dev, &worker); in vhost_scsi_set_workers()
191 if (ret == -ENOTTY) { in vhost_scsi_set_workers()
196 warn_report("vhost-scsi: Backend supports a single worker. " in vhost_scsi_set_workers()
208 ret = dev->vhost_ops->vhost_attach_vring_worker(dev, &vq_worker); in vhost_scsi_set_workers()
209 if (ret == -ENOTTY) { in vhost_scsi_set_workers()
214 dev->vhost_ops->vhost_free_worker(dev, &worker); in vhost_scsi_set_workers()
230 int vhostfd = -1; in vhost_scsi_realize()
234 if (!vs->conf.wwpn) { in vhost_scsi_realize()
235 error_setg(errp, "vhost-scsi: missing wwpn"); in vhost_scsi_realize()
239 if (vs->conf.vhostfd) { in vhost_scsi_realize()
240 vhostfd = monitor_fd_param(monitor_cur(), vs->conf.vhostfd, errp); in vhost_scsi_realize()
241 if (vhostfd == -1) { in vhost_scsi_realize()
242 error_prepend(errp, "vhost-scsi: unable to parse vhostfd: "); in vhost_scsi_realize()
246 vhostfd = open("/dev/vhost-scsi", O_RDWR); in vhost_scsi_realize()
248 error_setg(errp, "vhost-scsi: open vhost char device failed: %s", in vhost_scsi_realize()
264 if (!vsc->migratable) { in vhost_scsi_realize()
265 error_setg(&vsc->migration_blocker, in vhost_scsi_realize()
266 "vhost-scsi does not support migration in all cases. " in vhost_scsi_realize()
270 if (migrate_add_blocker_normal(&vsc->migration_blocker, errp) < 0) { in vhost_scsi_realize()
275 vsc->dev.nvqs = VHOST_SCSI_VQ_NUM_FIXED + vs->conf.num_queues; in vhost_scsi_realize()
276 vqs = g_new0(struct vhost_virtqueue, vsc->dev.nvqs); in vhost_scsi_realize()
277 vsc->dev.vqs = vqs; in vhost_scsi_realize()
278 vsc->dev.vq_index = 0; in vhost_scsi_realize()
279 vsc->dev.backend_features = 0; in vhost_scsi_realize()
281 ret = vhost_dev_init(&vsc->dev, (void *)(uintptr_t)vhostfd, in vhost_scsi_realize()
288 vhostfd = -1; in vhost_scsi_realize()
292 ret = vhost_scsi_set_workers(vsc, vs->conf.worker_per_virtqueue); in vhost_scsi_realize()
294 error_setg(errp, "vhost-scsi: vhost worker setup failed: %s", in vhost_scsi_realize()
295 strerror(-ret)); in vhost_scsi_realize()
299 /* At present, channel and lun both are 0 for bootable vhost-scsi disk */ in vhost_scsi_realize()
300 vsc->channel = 0; in vhost_scsi_realize()
301 vsc->lun = 0; in vhost_scsi_realize()
303 vsc->target = vs->conf.boot_tpgt; in vhost_scsi_realize()
309 if (!vsc->migratable) { in vhost_scsi_realize()
310 migrate_del_blocker(&vsc->migration_blocker); in vhost_scsi_realize()
324 struct vhost_virtqueue *vqs = vsc->dev.vqs; in vhost_scsi_unrealize()
326 if (!vsc->migratable) { in vhost_scsi_unrealize()
327 migrate_del_blocker(&vsc->migration_blocker); in vhost_scsi_unrealize()
333 vhost_dev_cleanup(&vsc->dev); in vhost_scsi_unrealize()
343 return &vsc->dev; in vhost_scsi_get_vhost()
347 DEFINE_PROP_STRING("vhostfd", VirtIOSCSICommon, conf.vhostfd),
348 DEFINE_PROP_STRING("wwpn", VirtIOSCSICommon, conf.wwpn),
349 DEFINE_PROP_UINT32("boot_tpgt", VirtIOSCSICommon, conf.boot_tpgt, 0),
350 DEFINE_PROP_UINT32("num_queues", VirtIOSCSICommon, conf.num_queues,
352 DEFINE_PROP_UINT32("virtqueue_size", VirtIOSCSICommon, conf.virtqueue_size,
354 DEFINE_PROP_BOOL("seg_max_adjust", VirtIOSCSICommon, conf.seg_max_adjust,
356 DEFINE_PROP_UINT32("max_sectors", VirtIOSCSICommon, conf.max_sectors,
358 DEFINE_PROP_UINT32("cmd_per_lun", VirtIOSCSICommon, conf.cmd_per_lun, 128),
367 conf.worker_per_virtqueue, false),
377 dc->vmsd = &vmstate_virtio_vhost_scsi; in vhost_scsi_class_init()
378 set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); in vhost_scsi_class_init()
379 vdc->realize = vhost_scsi_realize; in vhost_scsi_class_init()
380 vdc->unrealize = vhost_scsi_unrealize; in vhost_scsi_class_init()
381 vdc->get_features = vhost_scsi_common_get_features; in vhost_scsi_class_init()
382 vdc->set_config = vhost_scsi_common_set_config; in vhost_scsi_class_init()
383 vdc->set_status = vhost_scsi_set_status; in vhost_scsi_class_init()
384 vdc->get_vhost = vhost_scsi_get_vhost; in vhost_scsi_class_init()
385 fwc->get_dev_path = vhost_scsi_common_get_fw_dev_path; in vhost_scsi_class_init()
392 vsc->feature_bits = kernel_feature_bits; in vhost_scsi_instance_init()
394 device_add_bootindex_property(obj, &vsc->bootindex, "bootindex", NULL, in vhost_scsi_instance_init()