1a5cf2bb4SCornelia Huck /* 2a5cf2bb4SCornelia Huck * virtio ccw target implementation 3a5cf2bb4SCornelia Huck * 4de6a9218SPierre Morel * Copyright 2012,2015 IBM Corp. 5a5cf2bb4SCornelia Huck * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com> 6de6a9218SPierre Morel * Pierre Morel <pmorel@linux.vnet.ibm.com> 7a5cf2bb4SCornelia Huck * 8a5cf2bb4SCornelia Huck * This work is licensed under the terms of the GNU GPL, version 2 or (at 9a5cf2bb4SCornelia Huck * your option) any later version. See the COPYING file in the top-level 10a5cf2bb4SCornelia Huck * directory. 11a5cf2bb4SCornelia Huck */ 12a5cf2bb4SCornelia Huck 139615495aSPeter Maydell #include "qemu/osdep.h" 14da34e65cSMarkus Armbruster #include "qapi/error.h" 15a5cf2bb4SCornelia Huck #include "hw/hw.h" 164be74634SMarkus Armbruster #include "sysemu/block-backend.h" 17a5cf2bb4SCornelia Huck #include "sysemu/blockdev.h" 18a5cf2bb4SCornelia Huck #include "sysemu/sysemu.h" 19bd3f16acSPaolo Bonzini #include "sysemu/kvm.h" 20a5cf2bb4SCornelia Huck #include "net/net.h" 210d09e41aSPaolo Bonzini #include "hw/virtio/virtio.h" 220d09e41aSPaolo Bonzini #include "hw/virtio/virtio-serial.h" 230d09e41aSPaolo Bonzini #include "hw/virtio/virtio-net.h" 24a5cf2bb4SCornelia Huck #include "hw/sysbus.h" 25a5cf2bb4SCornelia Huck #include "qemu/bitops.h" 26d49b6836SMarkus Armbruster #include "qemu/error-report.h" 27c42767f2SThomas Huth #include "hw/virtio/virtio-access.h" 280d09e41aSPaolo Bonzini #include "hw/virtio/virtio-bus.h" 29d426d9fbSCornelia Huck #include "hw/s390x/adapter.h" 30d426d9fbSCornelia Huck #include "hw/s390x/s390_flic.h" 31a5cf2bb4SCornelia Huck 32bd3f16acSPaolo Bonzini #include "hw/s390x/ioinst.h" 33bd3f16acSPaolo Bonzini #include "hw/s390x/css.h" 34a5cf2bb4SCornelia Huck #include "virtio-ccw.h" 35a5cf2bb4SCornelia Huck #include "trace.h" 36dd70bd0dSJing Liu #include "hw/s390x/css-bridge.h" 37517ff12cSHalil Pasic #include "hw/s390x/s390-virtio-ccw.h" 38a5cf2bb4SCornelia Huck 39797b6086SHalil Pasic #define NR_CLASSIC_INDICATOR_BITS 64 40797b6086SHalil Pasic 41517ff12cSHalil Pasic static int virtio_ccw_dev_post_load(void *opaque, int version_id) 42517ff12cSHalil Pasic { 43517ff12cSHalil Pasic VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(opaque); 44517ff12cSHalil Pasic CcwDevice *ccw_dev = CCW_DEVICE(dev); 45517ff12cSHalil Pasic CCWDeviceClass *ck = CCW_DEVICE_GET_CLASS(ccw_dev); 46517ff12cSHalil Pasic 47517ff12cSHalil Pasic ccw_dev->sch->driver_data = dev; 48517ff12cSHalil Pasic if (ccw_dev->sch->thinint_active) { 49517ff12cSHalil Pasic dev->routes.adapter.adapter_id = css_get_adapter_id( 50517ff12cSHalil Pasic CSS_IO_ADAPTER_VIRTIO, 51517ff12cSHalil Pasic dev->thinint_isc); 52517ff12cSHalil Pasic } 53517ff12cSHalil Pasic /* Re-fill subch_id after loading the subchannel states.*/ 54517ff12cSHalil Pasic if (ck->refill_ids) { 55517ff12cSHalil Pasic ck->refill_ids(ccw_dev); 56517ff12cSHalil Pasic } 57517ff12cSHalil Pasic return 0; 58517ff12cSHalil Pasic } 59517ff12cSHalil Pasic 60517ff12cSHalil Pasic typedef struct VirtioCcwDeviceTmp { 61517ff12cSHalil Pasic VirtioCcwDevice *parent; 62517ff12cSHalil Pasic uint16_t config_vector; 63517ff12cSHalil Pasic } VirtioCcwDeviceTmp; 64517ff12cSHalil Pasic 6544b1ff31SDr. David Alan Gilbert static int virtio_ccw_dev_tmp_pre_save(void *opaque) 66517ff12cSHalil Pasic { 67517ff12cSHalil Pasic VirtioCcwDeviceTmp *tmp = opaque; 68517ff12cSHalil Pasic VirtioCcwDevice *dev = tmp->parent; 69517ff12cSHalil Pasic VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 70517ff12cSHalil Pasic 71517ff12cSHalil Pasic tmp->config_vector = vdev->config_vector; 7244b1ff31SDr. David Alan Gilbert 7344b1ff31SDr. David Alan Gilbert return 0; 74517ff12cSHalil Pasic } 75517ff12cSHalil Pasic 76517ff12cSHalil Pasic static int virtio_ccw_dev_tmp_post_load(void *opaque, int version_id) 77517ff12cSHalil Pasic { 78517ff12cSHalil Pasic VirtioCcwDeviceTmp *tmp = opaque; 79517ff12cSHalil Pasic VirtioCcwDevice *dev = tmp->parent; 80517ff12cSHalil Pasic VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 81517ff12cSHalil Pasic 82517ff12cSHalil Pasic vdev->config_vector = tmp->config_vector; 83517ff12cSHalil Pasic return 0; 84517ff12cSHalil Pasic } 85517ff12cSHalil Pasic 86517ff12cSHalil Pasic const VMStateDescription vmstate_virtio_ccw_dev_tmp = { 87517ff12cSHalil Pasic .name = "s390_virtio_ccw_dev_tmp", 88517ff12cSHalil Pasic .pre_save = virtio_ccw_dev_tmp_pre_save, 89517ff12cSHalil Pasic .post_load = virtio_ccw_dev_tmp_post_load, 90517ff12cSHalil Pasic .fields = (VMStateField[]) { 91517ff12cSHalil Pasic VMSTATE_UINT16(config_vector, VirtioCcwDeviceTmp), 92517ff12cSHalil Pasic VMSTATE_END_OF_LIST() 93517ff12cSHalil Pasic } 94517ff12cSHalil Pasic }; 95517ff12cSHalil Pasic 96517ff12cSHalil Pasic const VMStateDescription vmstate_virtio_ccw_dev = { 97517ff12cSHalil Pasic .name = "s390_virtio_ccw_dev", 98517ff12cSHalil Pasic .version_id = 1, 99517ff12cSHalil Pasic .minimum_version_id = 1, 100517ff12cSHalil Pasic .post_load = virtio_ccw_dev_post_load, 101517ff12cSHalil Pasic .fields = (VMStateField[]) { 102517ff12cSHalil Pasic VMSTATE_CCW_DEVICE(parent_obj, VirtioCcwDevice), 103517ff12cSHalil Pasic VMSTATE_PTR_TO_IND_ADDR(indicators, VirtioCcwDevice), 104517ff12cSHalil Pasic VMSTATE_PTR_TO_IND_ADDR(indicators2, VirtioCcwDevice), 105517ff12cSHalil Pasic VMSTATE_PTR_TO_IND_ADDR(summary_indicator, VirtioCcwDevice), 106517ff12cSHalil Pasic /* 107517ff12cSHalil Pasic * Ugly hack because VirtIODevice does not migrate itself. 108517ff12cSHalil Pasic * This also makes legacy via vmstate_save_state possible. 109517ff12cSHalil Pasic */ 110517ff12cSHalil Pasic VMSTATE_WITH_TMP(VirtioCcwDevice, VirtioCcwDeviceTmp, 111517ff12cSHalil Pasic vmstate_virtio_ccw_dev_tmp), 112517ff12cSHalil Pasic VMSTATE_STRUCT(routes, VirtioCcwDevice, 1, vmstate_adapter_routes, 113517ff12cSHalil Pasic AdapterRoutes), 114517ff12cSHalil Pasic VMSTATE_UINT8(thinint_isc, VirtioCcwDevice), 115517ff12cSHalil Pasic VMSTATE_INT32(revision, VirtioCcwDevice), 116517ff12cSHalil Pasic VMSTATE_END_OF_LIST() 117517ff12cSHalil Pasic } 118517ff12cSHalil Pasic }; 119517ff12cSHalil Pasic 1201bf4d7aaSAndreas Färber static void virtio_ccw_bus_new(VirtioBusState *bus, size_t bus_size, 1211bf4d7aaSAndreas Färber VirtioCcwDevice *dev); 122d51fcfacSKONRAD Frederic 123a5cf2bb4SCornelia Huck VirtIODevice *virtio_ccw_get_vdev(SubchDev *sch) 124a5cf2bb4SCornelia Huck { 125a5cf2bb4SCornelia Huck VirtIODevice *vdev = NULL; 126f24a6840SPaolo Bonzini VirtioCcwDevice *dev = sch->driver_data; 127a5cf2bb4SCornelia Huck 128f24a6840SPaolo Bonzini if (dev) { 129f24a6840SPaolo Bonzini vdev = virtio_bus_get_device(&dev->bus); 130a5cf2bb4SCornelia Huck } 131a5cf2bb4SCornelia Huck return vdev; 132a5cf2bb4SCornelia Huck } 133a5cf2bb4SCornelia Huck 134b4436a0bSCornelia Huck static void virtio_ccw_start_ioeventfd(VirtioCcwDevice *dev) 135b4436a0bSCornelia Huck { 1367c55f68aSCornelia Huck virtio_bus_start_ioeventfd(&dev->bus); 137b4436a0bSCornelia Huck } 138b4436a0bSCornelia Huck 139b4436a0bSCornelia Huck static void virtio_ccw_stop_ioeventfd(VirtioCcwDevice *dev) 140b4436a0bSCornelia Huck { 1417c55f68aSCornelia Huck virtio_bus_stop_ioeventfd(&dev->bus); 1427c55f68aSCornelia Huck } 143b4436a0bSCornelia Huck 1448e93cef1SPaolo Bonzini static bool virtio_ccw_ioeventfd_enabled(DeviceState *d) 1457c55f68aSCornelia Huck { 1467c55f68aSCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1477c55f68aSCornelia Huck 1488e93cef1SPaolo Bonzini return (dev->flags & VIRTIO_CCW_FLAG_USE_IOEVENTFD) != 0; 1497c55f68aSCornelia Huck } 1507c55f68aSCornelia Huck 1517c55f68aSCornelia Huck static int virtio_ccw_ioeventfd_assign(DeviceState *d, EventNotifier *notifier, 1527c55f68aSCornelia Huck int n, bool assign) 1537c55f68aSCornelia Huck { 1547c55f68aSCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 155b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(dev); 156b804e8a6SJing Liu SubchDev *sch = ccw_dev->sch; 1577c55f68aSCornelia Huck uint32_t sch_id = (css_build_subchannel_id(sch) << 16) | sch->schid; 1587c55f68aSCornelia Huck 1597c55f68aSCornelia Huck return s390_assign_subch_ioeventfd(notifier, sch_id, n, assign); 160b4436a0bSCornelia Huck } 161b4436a0bSCornelia Huck 162a5cf2bb4SCornelia Huck /* Communication blocks used by several channel commands. */ 1630db87e0dSCornelia Huck typedef struct VqInfoBlockLegacy { 164a5cf2bb4SCornelia Huck uint64_t queue; 165a5cf2bb4SCornelia Huck uint32_t align; 166a5cf2bb4SCornelia Huck uint16_t index; 167a5cf2bb4SCornelia Huck uint16_t num; 1680db87e0dSCornelia Huck } QEMU_PACKED VqInfoBlockLegacy; 1690db87e0dSCornelia Huck 1700db87e0dSCornelia Huck typedef struct VqInfoBlock { 1710db87e0dSCornelia Huck uint64_t desc; 1720db87e0dSCornelia Huck uint32_t res0; 1730db87e0dSCornelia Huck uint16_t index; 1740db87e0dSCornelia Huck uint16_t num; 1750db87e0dSCornelia Huck uint64_t avail; 1760db87e0dSCornelia Huck uint64_t used; 177a5cf2bb4SCornelia Huck } QEMU_PACKED VqInfoBlock; 178a5cf2bb4SCornelia Huck 179a5cf2bb4SCornelia Huck typedef struct VqConfigBlock { 180a5cf2bb4SCornelia Huck uint16_t index; 181a5cf2bb4SCornelia Huck uint16_t num_max; 182a5cf2bb4SCornelia Huck } QEMU_PACKED VqConfigBlock; 183a5cf2bb4SCornelia Huck 184a5cf2bb4SCornelia Huck typedef struct VirtioFeatDesc { 185a5cf2bb4SCornelia Huck uint32_t features; 186a5cf2bb4SCornelia Huck uint8_t index; 187a5cf2bb4SCornelia Huck } QEMU_PACKED VirtioFeatDesc; 188a5cf2bb4SCornelia Huck 1897e749462SCornelia Huck typedef struct VirtioThinintInfo { 1907e749462SCornelia Huck hwaddr summary_indicator; 1917e749462SCornelia Huck hwaddr device_indicator; 1927e749462SCornelia Huck uint64_t ind_bit; 1937e749462SCornelia Huck uint8_t isc; 1947e749462SCornelia Huck } QEMU_PACKED VirtioThinintInfo; 1957e749462SCornelia Huck 196c42767f2SThomas Huth typedef struct VirtioRevInfo { 197c42767f2SThomas Huth uint16_t revision; 198c42767f2SThomas Huth uint16_t length; 199c42767f2SThomas Huth uint8_t data[0]; 200c42767f2SThomas Huth } QEMU_PACKED VirtioRevInfo; 201c42767f2SThomas Huth 202a5cf2bb4SCornelia Huck /* Specify where the virtqueues for the subchannel are in guest memory. */ 2030db87e0dSCornelia Huck static int virtio_ccw_set_vqs(SubchDev *sch, VqInfoBlock *info, 2040db87e0dSCornelia Huck VqInfoBlockLegacy *linfo) 205a5cf2bb4SCornelia Huck { 206f24a6840SPaolo Bonzini VirtIODevice *vdev = virtio_ccw_get_vdev(sch); 2070db87e0dSCornelia Huck uint16_t index = info ? info->index : linfo->index; 2080db87e0dSCornelia Huck uint16_t num = info ? info->num : linfo->num; 2090db87e0dSCornelia Huck uint64_t desc = info ? info->desc : linfo->queue; 210a5cf2bb4SCornelia Huck 211b1914b82SHalil Pasic if (index >= VIRTIO_QUEUE_MAX) { 212a5cf2bb4SCornelia Huck return -EINVAL; 213a5cf2bb4SCornelia Huck } 214a5cf2bb4SCornelia Huck 215a5cf2bb4SCornelia Huck /* Current code in virtio.c relies on 4K alignment. */ 2160db87e0dSCornelia Huck if (linfo && desc && (linfo->align != 4096)) { 217a5cf2bb4SCornelia Huck return -EINVAL; 218a5cf2bb4SCornelia Huck } 219a5cf2bb4SCornelia Huck 220f24a6840SPaolo Bonzini if (!vdev) { 221a5cf2bb4SCornelia Huck return -EINVAL; 222a5cf2bb4SCornelia Huck } 223a5cf2bb4SCornelia Huck 2240db87e0dSCornelia Huck if (info) { 2250db87e0dSCornelia Huck virtio_queue_set_rings(vdev, index, desc, info->avail, info->used); 2260db87e0dSCornelia Huck } else { 2270db87e0dSCornelia Huck virtio_queue_set_addr(vdev, index, desc); 2280db87e0dSCornelia Huck } 2290db87e0dSCornelia Huck if (!desc) { 230955cc8c9SJason Wang virtio_queue_set_vector(vdev, index, VIRTIO_NO_VECTOR); 231a5cf2bb4SCornelia Huck } else { 23279cd0c80SCornelia Huck if (info) { 23379cd0c80SCornelia Huck /* virtio-1 allows changing the ring size. */ 2348c797e75SMichael S. Tsirkin if (virtio_queue_get_max_num(vdev, index) < num) { 23579cd0c80SCornelia Huck /* Fail if we exceed the maximum number. */ 236a5cf2bb4SCornelia Huck return -EINVAL; 237a5cf2bb4SCornelia Huck } 23879cd0c80SCornelia Huck virtio_queue_set_num(vdev, index, num); 23979cd0c80SCornelia Huck } else if (virtio_queue_get_num(vdev, index) > num) { 24079cd0c80SCornelia Huck /* Fail if we don't have a big enough queue. */ 24179cd0c80SCornelia Huck return -EINVAL; 24279cd0c80SCornelia Huck } 24379cd0c80SCornelia Huck /* We ignore possible increased num for legacy for compatibility. */ 244f24a6840SPaolo Bonzini virtio_queue_set_vector(vdev, index, index); 245a5cf2bb4SCornelia Huck } 246a5cf2bb4SCornelia Huck /* tell notify handler in case of config change */ 247b1914b82SHalil Pasic vdev->config_vector = VIRTIO_QUEUE_MAX; 248a5cf2bb4SCornelia Huck return 0; 249a5cf2bb4SCornelia Huck } 250a5cf2bb4SCornelia Huck 251fa8b0ca5SCornelia Huck static void virtio_ccw_reset_virtio(VirtioCcwDevice *dev, VirtIODevice *vdev) 252fa8b0ca5SCornelia Huck { 253b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(dev); 254b804e8a6SJing Liu 255fa8b0ca5SCornelia Huck virtio_ccw_stop_ioeventfd(dev); 256fa8b0ca5SCornelia Huck virtio_reset(vdev); 257fa8b0ca5SCornelia Huck if (dev->indicators) { 258fa8b0ca5SCornelia Huck release_indicator(&dev->routes.adapter, dev->indicators); 259fa8b0ca5SCornelia Huck dev->indicators = NULL; 260fa8b0ca5SCornelia Huck } 261fa8b0ca5SCornelia Huck if (dev->indicators2) { 262fa8b0ca5SCornelia Huck release_indicator(&dev->routes.adapter, dev->indicators2); 263fa8b0ca5SCornelia Huck dev->indicators2 = NULL; 264fa8b0ca5SCornelia Huck } 265fa8b0ca5SCornelia Huck if (dev->summary_indicator) { 266fa8b0ca5SCornelia Huck release_indicator(&dev->routes.adapter, dev->summary_indicator); 267fa8b0ca5SCornelia Huck dev->summary_indicator = NULL; 268fa8b0ca5SCornelia Huck } 269b804e8a6SJing Liu ccw_dev->sch->thinint_active = false; 270fa8b0ca5SCornelia Huck } 271fa8b0ca5SCornelia Huck 2720db87e0dSCornelia Huck static int virtio_ccw_handle_set_vq(SubchDev *sch, CCW1 ccw, bool check_len, 2730db87e0dSCornelia Huck bool is_legacy) 274a5cf2bb4SCornelia Huck { 275a5cf2bb4SCornelia Huck int ret; 276a5cf2bb4SCornelia Huck VqInfoBlock info; 2770db87e0dSCornelia Huck VqInfoBlockLegacy linfo; 2780db87e0dSCornelia Huck size_t info_len = is_legacy ? sizeof(linfo) : sizeof(info); 2790db87e0dSCornelia Huck 2800db87e0dSCornelia Huck if (check_len) { 2810db87e0dSCornelia Huck if (ccw.count != info_len) { 2820db87e0dSCornelia Huck return -EINVAL; 2830db87e0dSCornelia Huck } 2840db87e0dSCornelia Huck } else if (ccw.count < info_len) { 2850db87e0dSCornelia Huck /* Can't execute command. */ 2860db87e0dSCornelia Huck return -EINVAL; 2870db87e0dSCornelia Huck } 2880db87e0dSCornelia Huck if (!ccw.cda) { 2890db87e0dSCornelia Huck return -EFAULT; 2900db87e0dSCornelia Huck } 2910db87e0dSCornelia Huck if (is_legacy) { 292f57ba058SHalil Pasic ccw_dstream_read(&sch->cds, linfo); 293f57ba058SHalil Pasic be64_to_cpus(&linfo.queue); 294f57ba058SHalil Pasic be32_to_cpus(&linfo.align); 295f57ba058SHalil Pasic be16_to_cpus(&linfo.index); 296f57ba058SHalil Pasic be16_to_cpus(&linfo.num); 2970db87e0dSCornelia Huck ret = virtio_ccw_set_vqs(sch, NULL, &linfo); 2980db87e0dSCornelia Huck } else { 299f57ba058SHalil Pasic ccw_dstream_read(&sch->cds, info); 300f57ba058SHalil Pasic be64_to_cpus(&info.desc); 301f57ba058SHalil Pasic be16_to_cpus(&info.index); 302f57ba058SHalil Pasic be16_to_cpus(&info.num); 303f57ba058SHalil Pasic be64_to_cpus(&info.avail); 304f57ba058SHalil Pasic be64_to_cpus(&info.used); 3050db87e0dSCornelia Huck ret = virtio_ccw_set_vqs(sch, &info, NULL); 3060db87e0dSCornelia Huck } 3070db87e0dSCornelia Huck sch->curr_status.scsw.count = 0; 3080db87e0dSCornelia Huck return ret; 3090db87e0dSCornelia Huck } 3100db87e0dSCornelia Huck 3110db87e0dSCornelia Huck static int virtio_ccw_cb(SubchDev *sch, CCW1 ccw) 3120db87e0dSCornelia Huck { 3130db87e0dSCornelia Huck int ret; 314c42767f2SThomas Huth VirtioRevInfo revinfo; 315a5cf2bb4SCornelia Huck uint8_t status; 316a5cf2bb4SCornelia Huck VirtioFeatDesc features; 317a5cf2bb4SCornelia Huck hwaddr indicators; 318a5cf2bb4SCornelia Huck VqConfigBlock vq_config; 319a5cf2bb4SCornelia Huck VirtioCcwDevice *dev = sch->driver_data; 320f24a6840SPaolo Bonzini VirtIODevice *vdev = virtio_ccw_get_vdev(sch); 321a5cf2bb4SCornelia Huck bool check_len; 322a5cf2bb4SCornelia Huck int len; 323f57ba058SHalil Pasic VirtioThinintInfo thinint; 324a5cf2bb4SCornelia Huck 325a5cf2bb4SCornelia Huck if (!dev) { 326a5cf2bb4SCornelia Huck return -EINVAL; 327a5cf2bb4SCornelia Huck } 328a5cf2bb4SCornelia Huck 329a5cf2bb4SCornelia Huck trace_virtio_ccw_interpret_ccw(sch->cssid, sch->ssid, sch->schid, 330a5cf2bb4SCornelia Huck ccw.cmd_code); 331a5cf2bb4SCornelia Huck check_len = !((ccw.flags & CCW_FLAG_SLI) && !(ccw.flags & CCW_FLAG_DC)); 332a5cf2bb4SCornelia Huck 33347e13dfdSHalil Pasic if (dev->force_revision_1 && dev->revision < 0 && 33447e13dfdSHalil Pasic ccw.cmd_code != CCW_CMD_SET_VIRTIO_REV) { 33547e13dfdSHalil Pasic /* 33647e13dfdSHalil Pasic * virtio-1 drivers must start with negotiating to a revision >= 1, 33747e13dfdSHalil Pasic * so post a command reject for all other commands 33847e13dfdSHalil Pasic */ 33947e13dfdSHalil Pasic return -ENOSYS; 34047e13dfdSHalil Pasic } 34147e13dfdSHalil Pasic 342a5cf2bb4SCornelia Huck /* Look at the command. */ 343a5cf2bb4SCornelia Huck switch (ccw.cmd_code) { 344a5cf2bb4SCornelia Huck case CCW_CMD_SET_VQ: 3450db87e0dSCornelia Huck ret = virtio_ccw_handle_set_vq(sch, ccw, check_len, dev->revision < 1); 346a5cf2bb4SCornelia Huck break; 347a5cf2bb4SCornelia Huck case CCW_CMD_VDEV_RESET: 348fa8b0ca5SCornelia Huck virtio_ccw_reset_virtio(dev, vdev); 349a5cf2bb4SCornelia Huck ret = 0; 350a5cf2bb4SCornelia Huck break; 351a5cf2bb4SCornelia Huck case CCW_CMD_READ_FEAT: 352a5cf2bb4SCornelia Huck if (check_len) { 353a5cf2bb4SCornelia Huck if (ccw.count != sizeof(features)) { 354a5cf2bb4SCornelia Huck ret = -EINVAL; 355a5cf2bb4SCornelia Huck break; 356a5cf2bb4SCornelia Huck } 357a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(features)) { 358a5cf2bb4SCornelia Huck /* Can't execute command. */ 359a5cf2bb4SCornelia Huck ret = -EINVAL; 360a5cf2bb4SCornelia Huck break; 361a5cf2bb4SCornelia Huck } 362a5cf2bb4SCornelia Huck if (!ccw.cda) { 363a5cf2bb4SCornelia Huck ret = -EFAULT; 364a5cf2bb4SCornelia Huck } else { 3659b706dbbSMichael S. Tsirkin VirtioDeviceClass *vdc = VIRTIO_DEVICE_GET_CLASS(vdev); 3669b706dbbSMichael S. Tsirkin 367f57ba058SHalil Pasic ccw_dstream_advance(&sch->cds, sizeof(features.features)); 368f57ba058SHalil Pasic ccw_dstream_read(&sch->cds, features.index); 3696b8f1020SCornelia Huck if (features.index == 0) { 370542571d5SCornelia Huck if (dev->revision >= 1) { 371542571d5SCornelia Huck /* Don't offer legacy features for modern devices. */ 372542571d5SCornelia Huck features.features = (uint32_t) 3739b706dbbSMichael S. Tsirkin (vdev->host_features & ~vdc->legacy_features); 374542571d5SCornelia Huck } else { 375c42767f2SThomas Huth features.features = (uint32_t)vdev->host_features; 376542571d5SCornelia Huck } 377b4f8f9dfSCornelia Huck } else if ((features.index == 1) && (dev->revision >= 1)) { 378c42767f2SThomas Huth /* 379b4f8f9dfSCornelia Huck * Only offer feature bits beyond 31 if the guest has 380b4f8f9dfSCornelia Huck * negotiated at least revision 1. 381c42767f2SThomas Huth */ 382b4f8f9dfSCornelia Huck features.features = (uint32_t)(vdev->host_features >> 32); 383a5cf2bb4SCornelia Huck } else { 384a5cf2bb4SCornelia Huck /* Return zeroes if the guest supports more feature bits. */ 385a5cf2bb4SCornelia Huck features.features = 0; 386a5cf2bb4SCornelia Huck } 387f57ba058SHalil Pasic ccw_dstream_rewind(&sch->cds); 388f57ba058SHalil Pasic cpu_to_le32s(&features.features); 389f57ba058SHalil Pasic ccw_dstream_write(&sch->cds, features.features); 390a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(features); 391a5cf2bb4SCornelia Huck ret = 0; 392a5cf2bb4SCornelia Huck } 393a5cf2bb4SCornelia Huck break; 394a5cf2bb4SCornelia Huck case CCW_CMD_WRITE_FEAT: 395a5cf2bb4SCornelia Huck if (check_len) { 396a5cf2bb4SCornelia Huck if (ccw.count != sizeof(features)) { 397a5cf2bb4SCornelia Huck ret = -EINVAL; 398a5cf2bb4SCornelia Huck break; 399a5cf2bb4SCornelia Huck } 400a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(features)) { 401a5cf2bb4SCornelia Huck /* Can't execute command. */ 402a5cf2bb4SCornelia Huck ret = -EINVAL; 403a5cf2bb4SCornelia Huck break; 404a5cf2bb4SCornelia Huck } 405a5cf2bb4SCornelia Huck if (!ccw.cda) { 406a5cf2bb4SCornelia Huck ret = -EFAULT; 407a5cf2bb4SCornelia Huck } else { 408f57ba058SHalil Pasic ccw_dstream_read(&sch->cds, features); 409f57ba058SHalil Pasic le32_to_cpus(&features.features); 4106b8f1020SCornelia Huck if (features.index == 0) { 411c42767f2SThomas Huth virtio_set_features(vdev, 412c42767f2SThomas Huth (vdev->guest_features & 0xffffffff00000000ULL) | 413c42767f2SThomas Huth features.features); 414b4f8f9dfSCornelia Huck } else if ((features.index == 1) && (dev->revision >= 1)) { 415c42767f2SThomas Huth /* 416b4f8f9dfSCornelia Huck * If the guest did not negotiate at least revision 1, 417b4f8f9dfSCornelia Huck * we did not offer it any feature bits beyond 31. Such a 418b4f8f9dfSCornelia Huck * guest passing us any bit here is therefore buggy. 419c42767f2SThomas Huth */ 420c42767f2SThomas Huth virtio_set_features(vdev, 421c42767f2SThomas Huth (vdev->guest_features & 0x00000000ffffffffULL) | 422c42767f2SThomas Huth ((uint64_t)features.features << 32)); 423a5cf2bb4SCornelia Huck } else { 424a5cf2bb4SCornelia Huck /* 425a5cf2bb4SCornelia Huck * If the guest supports more feature bits, assert that it 426a5cf2bb4SCornelia Huck * passes us zeroes for those we don't support. 427a5cf2bb4SCornelia Huck */ 428a5cf2bb4SCornelia Huck if (features.features) { 42974a69e03SAlistair Francis qemu_log_mask(LOG_GUEST_ERROR, 43074a69e03SAlistair Francis "Guest bug: features[%i]=%x (expected 0)", 431a5cf2bb4SCornelia Huck features.index, features.features); 432a5cf2bb4SCornelia Huck /* XXX: do a unit check here? */ 433a5cf2bb4SCornelia Huck } 434a5cf2bb4SCornelia Huck } 435a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(features); 436a5cf2bb4SCornelia Huck ret = 0; 437a5cf2bb4SCornelia Huck } 438a5cf2bb4SCornelia Huck break; 439a5cf2bb4SCornelia Huck case CCW_CMD_READ_CONF: 440a5cf2bb4SCornelia Huck if (check_len) { 441f24a6840SPaolo Bonzini if (ccw.count > vdev->config_len) { 442a5cf2bb4SCornelia Huck ret = -EINVAL; 443a5cf2bb4SCornelia Huck break; 444a5cf2bb4SCornelia Huck } 445a5cf2bb4SCornelia Huck } 446f24a6840SPaolo Bonzini len = MIN(ccw.count, vdev->config_len); 447a5cf2bb4SCornelia Huck if (!ccw.cda) { 448a5cf2bb4SCornelia Huck ret = -EFAULT; 449a5cf2bb4SCornelia Huck } else { 450f24a6840SPaolo Bonzini virtio_bus_get_vdev_config(&dev->bus, vdev->config); 451f57ba058SHalil Pasic ccw_dstream_write_buf(&sch->cds, vdev->config, len); 452a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - len; 453a5cf2bb4SCornelia Huck ret = 0; 454a5cf2bb4SCornelia Huck } 455a5cf2bb4SCornelia Huck break; 456a5cf2bb4SCornelia Huck case CCW_CMD_WRITE_CONF: 457a5cf2bb4SCornelia Huck if (check_len) { 458f24a6840SPaolo Bonzini if (ccw.count > vdev->config_len) { 459a5cf2bb4SCornelia Huck ret = -EINVAL; 460a5cf2bb4SCornelia Huck break; 461a5cf2bb4SCornelia Huck } 462a5cf2bb4SCornelia Huck } 463f24a6840SPaolo Bonzini len = MIN(ccw.count, vdev->config_len); 464a5cf2bb4SCornelia Huck if (!ccw.cda) { 465a5cf2bb4SCornelia Huck ret = -EFAULT; 466a5cf2bb4SCornelia Huck } else { 467f57ba058SHalil Pasic ret = ccw_dstream_read_buf(&sch->cds, vdev->config, len); 468f57ba058SHalil Pasic if (!ret) { 469f24a6840SPaolo Bonzini virtio_bus_set_vdev_config(&dev->bus, vdev->config); 470a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - len; 471a5cf2bb4SCornelia Huck } 472a5cf2bb4SCornelia Huck } 473a5cf2bb4SCornelia Huck break; 474e32652f7SPierre Morel case CCW_CMD_READ_STATUS: 475e32652f7SPierre Morel if (check_len) { 476e32652f7SPierre Morel if (ccw.count != sizeof(status)) { 477e32652f7SPierre Morel ret = -EINVAL; 478e32652f7SPierre Morel break; 479e32652f7SPierre Morel } 480e32652f7SPierre Morel } else if (ccw.count < sizeof(status)) { 481e32652f7SPierre Morel /* Can't execute command. */ 482e32652f7SPierre Morel ret = -EINVAL; 483e32652f7SPierre Morel break; 484e32652f7SPierre Morel } 485e32652f7SPierre Morel if (!ccw.cda) { 486e32652f7SPierre Morel ret = -EFAULT; 487e32652f7SPierre Morel } else { 488e32652f7SPierre Morel address_space_stb(&address_space_memory, ccw.cda, vdev->status, 489e32652f7SPierre Morel MEMTXATTRS_UNSPECIFIED, NULL); 4903c254ab8SLadi Prosek sch->curr_status.scsw.count = ccw.count - sizeof(vdev->status); 491e32652f7SPierre Morel ret = 0; 492e32652f7SPierre Morel } 493e32652f7SPierre Morel break; 494a5cf2bb4SCornelia Huck case CCW_CMD_WRITE_STATUS: 495a5cf2bb4SCornelia Huck if (check_len) { 496a5cf2bb4SCornelia Huck if (ccw.count != sizeof(status)) { 497a5cf2bb4SCornelia Huck ret = -EINVAL; 498a5cf2bb4SCornelia Huck break; 499a5cf2bb4SCornelia Huck } 500a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(status)) { 501a5cf2bb4SCornelia Huck /* Can't execute command. */ 502a5cf2bb4SCornelia Huck ret = -EINVAL; 503a5cf2bb4SCornelia Huck break; 504a5cf2bb4SCornelia Huck } 505a5cf2bb4SCornelia Huck if (!ccw.cda) { 506a5cf2bb4SCornelia Huck ret = -EFAULT; 507a5cf2bb4SCornelia Huck } else { 508f57ba058SHalil Pasic ccw_dstream_read(&sch->cds, status); 509b4436a0bSCornelia Huck if (!(status & VIRTIO_CONFIG_S_DRIVER_OK)) { 510b4436a0bSCornelia Huck virtio_ccw_stop_ioeventfd(dev); 511b4436a0bSCornelia Huck } 5120b352fd6SCornelia Huck if (virtio_set_status(vdev, status) == 0) { 513f24a6840SPaolo Bonzini if (vdev->status == 0) { 514fa8b0ca5SCornelia Huck virtio_ccw_reset_virtio(dev, vdev); 515a5cf2bb4SCornelia Huck } 516b4436a0bSCornelia Huck if (status & VIRTIO_CONFIG_S_DRIVER_OK) { 517b4436a0bSCornelia Huck virtio_ccw_start_ioeventfd(dev); 518b4436a0bSCornelia Huck } 519a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(status); 520a5cf2bb4SCornelia Huck ret = 0; 5210b352fd6SCornelia Huck } else { 5220b352fd6SCornelia Huck /* Trigger a command reject. */ 5230b352fd6SCornelia Huck ret = -ENOSYS; 5240b352fd6SCornelia Huck } 525a5cf2bb4SCornelia Huck } 526a5cf2bb4SCornelia Huck break; 527a5cf2bb4SCornelia Huck case CCW_CMD_SET_IND: 528a5cf2bb4SCornelia Huck if (check_len) { 529a5cf2bb4SCornelia Huck if (ccw.count != sizeof(indicators)) { 530a5cf2bb4SCornelia Huck ret = -EINVAL; 531a5cf2bb4SCornelia Huck break; 532a5cf2bb4SCornelia Huck } 533a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(indicators)) { 534a5cf2bb4SCornelia Huck /* Can't execute command. */ 535a5cf2bb4SCornelia Huck ret = -EINVAL; 536a5cf2bb4SCornelia Huck break; 537a5cf2bb4SCornelia Huck } 5387e749462SCornelia Huck if (sch->thinint_active) { 5397e749462SCornelia Huck /* Trigger a command reject. */ 5407e749462SCornelia Huck ret = -ENOSYS; 5417e749462SCornelia Huck break; 5427e749462SCornelia Huck } 543797b6086SHalil Pasic if (virtio_get_num_queues(vdev) > NR_CLASSIC_INDICATOR_BITS) { 544797b6086SHalil Pasic /* More queues than indicator bits --> trigger a reject */ 545797b6086SHalil Pasic ret = -ENOSYS; 546797b6086SHalil Pasic break; 547797b6086SHalil Pasic } 548d1db1fa8SCornelia Huck if (!ccw.cda) { 549a5cf2bb4SCornelia Huck ret = -EFAULT; 550a5cf2bb4SCornelia Huck } else { 551f57ba058SHalil Pasic ccw_dstream_read(&sch->cds, indicators); 552f57ba058SHalil Pasic be64_to_cpus(&indicators); 5537bca3892SCornelia Huck dev->indicators = get_indicator(indicators, sizeof(uint64_t)); 554a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(indicators); 555a5cf2bb4SCornelia Huck ret = 0; 556a5cf2bb4SCornelia Huck } 557a5cf2bb4SCornelia Huck break; 558a5cf2bb4SCornelia Huck case CCW_CMD_SET_CONF_IND: 559a5cf2bb4SCornelia Huck if (check_len) { 560a5cf2bb4SCornelia Huck if (ccw.count != sizeof(indicators)) { 561a5cf2bb4SCornelia Huck ret = -EINVAL; 562a5cf2bb4SCornelia Huck break; 563a5cf2bb4SCornelia Huck } 564a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(indicators)) { 565a5cf2bb4SCornelia Huck /* Can't execute command. */ 566a5cf2bb4SCornelia Huck ret = -EINVAL; 567a5cf2bb4SCornelia Huck break; 568a5cf2bb4SCornelia Huck } 569d1db1fa8SCornelia Huck if (!ccw.cda) { 570a5cf2bb4SCornelia Huck ret = -EFAULT; 571a5cf2bb4SCornelia Huck } else { 572f57ba058SHalil Pasic ccw_dstream_read(&sch->cds, indicators); 573f57ba058SHalil Pasic be64_to_cpus(&indicators); 5747bca3892SCornelia Huck dev->indicators2 = get_indicator(indicators, sizeof(uint64_t)); 575a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(indicators); 576a5cf2bb4SCornelia Huck ret = 0; 577a5cf2bb4SCornelia Huck } 578a5cf2bb4SCornelia Huck break; 579a5cf2bb4SCornelia Huck case CCW_CMD_READ_VQ_CONF: 580a5cf2bb4SCornelia Huck if (check_len) { 581a5cf2bb4SCornelia Huck if (ccw.count != sizeof(vq_config)) { 582a5cf2bb4SCornelia Huck ret = -EINVAL; 583a5cf2bb4SCornelia Huck break; 584a5cf2bb4SCornelia Huck } 585a5cf2bb4SCornelia Huck } else if (ccw.count < sizeof(vq_config)) { 586a5cf2bb4SCornelia Huck /* Can't execute command. */ 587a5cf2bb4SCornelia Huck ret = -EINVAL; 588a5cf2bb4SCornelia Huck break; 589a5cf2bb4SCornelia Huck } 590a5cf2bb4SCornelia Huck if (!ccw.cda) { 591a5cf2bb4SCornelia Huck ret = -EFAULT; 592a5cf2bb4SCornelia Huck } else { 593f57ba058SHalil Pasic ccw_dstream_read(&sch->cds, vq_config.index); 594f57ba058SHalil Pasic be16_to_cpus(&vq_config.index); 595b1914b82SHalil Pasic if (vq_config.index >= VIRTIO_QUEUE_MAX) { 596d03a3630SCornelia Huck ret = -EINVAL; 597d03a3630SCornelia Huck break; 598d03a3630SCornelia Huck } 599f24a6840SPaolo Bonzini vq_config.num_max = virtio_queue_get_num(vdev, 600a5cf2bb4SCornelia Huck vq_config.index); 601f57ba058SHalil Pasic cpu_to_be16s(&vq_config.num_max); 602f57ba058SHalil Pasic ccw_dstream_write(&sch->cds, vq_config.num_max); 603a5cf2bb4SCornelia Huck sch->curr_status.scsw.count = ccw.count - sizeof(vq_config); 604a5cf2bb4SCornelia Huck ret = 0; 605a5cf2bb4SCornelia Huck } 606a5cf2bb4SCornelia Huck break; 6077e749462SCornelia Huck case CCW_CMD_SET_IND_ADAPTER: 6087e749462SCornelia Huck if (check_len) { 609f57ba058SHalil Pasic if (ccw.count != sizeof(thinint)) { 6107e749462SCornelia Huck ret = -EINVAL; 6117e749462SCornelia Huck break; 6127e749462SCornelia Huck } 613f57ba058SHalil Pasic } else if (ccw.count < sizeof(thinint)) { 6147e749462SCornelia Huck /* Can't execute command. */ 6157e749462SCornelia Huck ret = -EINVAL; 6167e749462SCornelia Huck break; 6177e749462SCornelia Huck } 6187e749462SCornelia Huck if (!ccw.cda) { 6197e749462SCornelia Huck ret = -EFAULT; 6207e749462SCornelia Huck } else if (dev->indicators && !sch->thinint_active) { 6217e749462SCornelia Huck /* Trigger a command reject. */ 6227e749462SCornelia Huck ret = -ENOSYS; 6237e749462SCornelia Huck } else { 624f57ba058SHalil Pasic if (ccw_dstream_read(&sch->cds, thinint)) { 6257e749462SCornelia Huck ret = -EFAULT; 6267e749462SCornelia Huck } else { 627f57ba058SHalil Pasic be64_to_cpus(&thinint.ind_bit); 628f57ba058SHalil Pasic be64_to_cpus(&thinint.summary_indicator); 629f57ba058SHalil Pasic be64_to_cpus(&thinint.device_indicator); 6307d45285fSCornelia Huck 6317bca3892SCornelia Huck dev->summary_indicator = 632f57ba058SHalil Pasic get_indicator(thinint.summary_indicator, sizeof(uint8_t)); 6337d45285fSCornelia Huck dev->indicators = 634f57ba058SHalil Pasic get_indicator(thinint.device_indicator, 635f57ba058SHalil Pasic thinint.ind_bit / 8 + 1); 636f57ba058SHalil Pasic dev->thinint_isc = thinint.isc; 637f57ba058SHalil Pasic dev->routes.adapter.ind_offset = thinint.ind_bit; 638d426d9fbSCornelia Huck dev->routes.adapter.summary_offset = 7; 639dde522bbSFei Li dev->routes.adapter.adapter_id = css_get_adapter_id( 640dde522bbSFei Li CSS_IO_ADAPTER_VIRTIO, 641dde522bbSFei Li dev->thinint_isc); 6427bca3892SCornelia Huck sch->thinint_active = ((dev->indicators != NULL) && 6437bca3892SCornelia Huck (dev->summary_indicator != NULL)); 644f57ba058SHalil Pasic sch->curr_status.scsw.count = ccw.count - sizeof(thinint); 6457e749462SCornelia Huck ret = 0; 6467e749462SCornelia Huck } 6477e749462SCornelia Huck } 6487e749462SCornelia Huck break; 649c42767f2SThomas Huth case CCW_CMD_SET_VIRTIO_REV: 650c42767f2SThomas Huth len = sizeof(revinfo); 651c42767f2SThomas Huth if (ccw.count < len) { 652c42767f2SThomas Huth ret = -EINVAL; 653c42767f2SThomas Huth break; 654c42767f2SThomas Huth } 655c42767f2SThomas Huth if (!ccw.cda) { 656c42767f2SThomas Huth ret = -EFAULT; 657c42767f2SThomas Huth break; 658c42767f2SThomas Huth } 659f57ba058SHalil Pasic ccw_dstream_read_buf(&sch->cds, &revinfo, 4); 660f57ba058SHalil Pasic be16_to_cpus(&revinfo.revision); 661f57ba058SHalil Pasic be16_to_cpus(&revinfo.length); 662c42767f2SThomas Huth if (ccw.count < len + revinfo.length || 663c42767f2SThomas Huth (check_len && ccw.count > len + revinfo.length)) { 664c42767f2SThomas Huth ret = -EINVAL; 665c42767f2SThomas Huth break; 666c42767f2SThomas Huth } 667c42767f2SThomas Huth /* 668c42767f2SThomas Huth * Once we start to support revisions with additional data, we'll 669c42767f2SThomas Huth * need to fetch it here. Nothing to do for now, though. 670c42767f2SThomas Huth */ 671c42767f2SThomas Huth if (dev->revision >= 0 || 67247e13dfdSHalil Pasic revinfo.revision > virtio_ccw_rev_max(dev) || 67347e13dfdSHalil Pasic (dev->force_revision_1 && !revinfo.revision)) { 674c42767f2SThomas Huth ret = -ENOSYS; 675c42767f2SThomas Huth break; 676c42767f2SThomas Huth } 677c42767f2SThomas Huth ret = 0; 678c42767f2SThomas Huth dev->revision = revinfo.revision; 679c42767f2SThomas Huth break; 680a5cf2bb4SCornelia Huck default: 6818d034a6fSCornelia Huck ret = -ENOSYS; 682a5cf2bb4SCornelia Huck break; 683a5cf2bb4SCornelia Huck } 684a5cf2bb4SCornelia Huck return ret; 685a5cf2bb4SCornelia Huck } 686a5cf2bb4SCornelia Huck 687c42767f2SThomas Huth static void virtio_sch_disable_cb(SubchDev *sch) 688c42767f2SThomas Huth { 689c42767f2SThomas Huth VirtioCcwDevice *dev = sch->driver_data; 690c42767f2SThomas Huth 691c42767f2SThomas Huth dev->revision = -1; 692c42767f2SThomas Huth } 693c42767f2SThomas Huth 6941fa75523SCornelia Huck static void virtio_ccw_device_realize(VirtioCcwDevice *dev, Error **errp) 695a5cf2bb4SCornelia Huck { 6961fa75523SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_GET_CLASS(dev); 697b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(dev); 698d8d98db5SDong Jia Shi CCWDeviceClass *ck = CCW_DEVICE_GET_CLASS(ccw_dev); 699817d4a6bSDong Jia Shi DeviceState *parent = DEVICE(ccw_dev); 700817d4a6bSDong Jia Shi BusState *qbus = qdev_get_parent_bus(parent); 701817d4a6bSDong Jia Shi VirtualCssBus *cbus = VIRTUAL_CSS_BUS(qbus); 702817d4a6bSDong Jia Shi SubchDev *sch; 703cf249935SSascha Silbe Error *err = NULL; 704a5cf2bb4SCornelia Huck 70599577c49SHalil Pasic sch = css_create_sch(ccw_dev->devno, cbus->squash_mcss, errp); 706cf249935SSascha Silbe if (!sch) { 707cf249935SSascha Silbe return; 708cf249935SSascha Silbe } 70947e13dfdSHalil Pasic if (!virtio_ccw_rev_max(dev) && dev->force_revision_1) { 71047e13dfdSHalil Pasic error_setg(&err, "Invalid value of property max_rev " 71147e13dfdSHalil Pasic "(is %d expected >= 1)", virtio_ccw_rev_max(dev)); 712d8d98db5SDong Jia Shi goto out_err; 71347e13dfdSHalil Pasic } 714a5cf2bb4SCornelia Huck 715a5cf2bb4SCornelia Huck sch->driver_data = dev; 716a5cf2bb4SCornelia Huck sch->ccw_cb = virtio_ccw_cb; 717c42767f2SThomas Huth sch->disable_cb = virtio_sch_disable_cb; 718a5cf2bb4SCornelia Huck sch->id.reserved = 0xff; 719a5cf2bb4SCornelia Huck sch->id.cu_type = VIRTIO_CCW_CU_TYPE; 720bab482d7SXiao Feng Ren sch->do_subchannel_work = do_subchannel_work_virtual; 721b804e8a6SJing Liu ccw_dev->sch = sch; 722cf249935SSascha Silbe dev->indicators = NULL; 723c42767f2SThomas Huth dev->revision = -1; 724cf249935SSascha Silbe css_sch_build_virtual_schib(sch, 0, VIRTIO_CCW_CHPID_TYPE); 725cf249935SSascha Silbe 726cf249935SSascha Silbe trace_virtio_ccw_new_device( 727cf249935SSascha Silbe sch->cssid, sch->ssid, sch->schid, sch->devno, 7282a78ac66SDong Jia Shi ccw_dev->devno.valid ? "user-configured" : "auto-configured"); 729c42767f2SThomas Huth 730cda3c19fSQingFeng Hao if (kvm_enabled() && !kvm_eventfds_enabled()) { 731ca2b413cSPaolo Bonzini dev->flags &= ~VIRTIO_CCW_FLAG_USE_IOEVENTFD; 732ca2b413cSPaolo Bonzini } 733ca2b413cSPaolo Bonzini 7341fa75523SCornelia Huck if (k->realize) { 7351fa75523SCornelia Huck k->realize(dev, &err); 7361fa75523SCornelia Huck if (err) { 737d8d98db5SDong Jia Shi goto out_err; 738d8d98db5SDong Jia Shi } 739d8d98db5SDong Jia Shi } 740d8d98db5SDong Jia Shi 741d8d98db5SDong Jia Shi ck->realize(ccw_dev, &err); 742d8d98db5SDong Jia Shi if (err) { 743d8d98db5SDong Jia Shi goto out_err; 744d8d98db5SDong Jia Shi } 745d8d98db5SDong Jia Shi 746d8d98db5SDong Jia Shi return; 747d8d98db5SDong Jia Shi 748d8d98db5SDong Jia Shi out_err: 7491fa75523SCornelia Huck error_propagate(errp, err); 75006e686eaSCornelia Huck css_subch_assign(sch->cssid, sch->ssid, sch->schid, sch->devno, NULL); 751b804e8a6SJing Liu ccw_dev->sch = NULL; 752a5cf2bb4SCornelia Huck g_free(sch); 753a5cf2bb4SCornelia Huck } 754a5cf2bb4SCornelia Huck 75524118af8SNia Alarie static void virtio_ccw_unrealize(VirtioCcwDevice *dev, Error **errp) 756a5cf2bb4SCornelia Huck { 757b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(dev); 758b804e8a6SJing Liu SubchDev *sch = ccw_dev->sch; 759a5cf2bb4SCornelia Huck 760a5cf2bb4SCornelia Huck if (sch) { 761a5cf2bb4SCornelia Huck css_subch_assign(sch->cssid, sch->ssid, sch->schid, sch->devno, NULL); 762a5cf2bb4SCornelia Huck g_free(sch); 76324118af8SNia Alarie ccw_dev->sch = NULL; 764a5cf2bb4SCornelia Huck } 7657bca3892SCornelia Huck if (dev->indicators) { 766d426d9fbSCornelia Huck release_indicator(&dev->routes.adapter, dev->indicators); 7677bca3892SCornelia Huck dev->indicators = NULL; 7687bca3892SCornelia Huck } 769a5cf2bb4SCornelia Huck } 770a5cf2bb4SCornelia Huck 7715e5ced38SMarkus Armbruster static void virtio_ccw_net_realize(VirtioCcwDevice *ccw_dev, Error **errp) 772a5cf2bb4SCornelia Huck { 773800ced8cSKONRAD Frederic DeviceState *qdev = DEVICE(ccw_dev); 77489334c8bSKONRAD Frederic VirtIONetCcw *dev = VIRTIO_NET_CCW(ccw_dev); 77589334c8bSKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 776a5cf2bb4SCornelia Huck 777800ced8cSKONRAD Frederic virtio_net_set_netclient_name(&dev->vdev, qdev->id, 778800ced8cSKONRAD Frederic object_get_typename(OBJECT(qdev))); 77989334c8bSKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 7806b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 781a5cf2bb4SCornelia Huck } 782a5cf2bb4SCornelia Huck 78389334c8bSKONRAD Frederic static void virtio_ccw_net_instance_init(Object *obj) 784a5cf2bb4SCornelia Huck { 78589334c8bSKONRAD Frederic VirtIONetCcw *dev = VIRTIO_NET_CCW(obj); 786c8075cafSGonglei 787c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 788c8075cafSGonglei TYPE_VIRTIO_NET); 7890cf63c3eSGonglei object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev), 7900cf63c3eSGonglei "bootindex", &error_abort); 791a5cf2bb4SCornelia Huck } 792a5cf2bb4SCornelia Huck 7935e5ced38SMarkus Armbruster static void virtio_ccw_blk_realize(VirtioCcwDevice *ccw_dev, Error **errp) 794a5cf2bb4SCornelia Huck { 7953400c455SKONRAD Frederic VirtIOBlkCcw *dev = VIRTIO_BLK_CCW(ccw_dev); 7963400c455SKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 7975e5ced38SMarkus Armbruster 7983400c455SKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 7996b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 800a5cf2bb4SCornelia Huck } 801a5cf2bb4SCornelia Huck 8023400c455SKONRAD Frederic static void virtio_ccw_blk_instance_init(Object *obj) 803a5cf2bb4SCornelia Huck { 8043400c455SKONRAD Frederic VirtIOBlkCcw *dev = VIRTIO_BLK_CCW(obj); 805c8075cafSGonglei 806c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 807c8075cafSGonglei TYPE_VIRTIO_BLK); 808aeb98ddcSGonglei object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev), 809aeb98ddcSGonglei "bootindex", &error_abort); 810a5cf2bb4SCornelia Huck } 811a5cf2bb4SCornelia Huck 8125e5ced38SMarkus Armbruster static void virtio_ccw_serial_realize(VirtioCcwDevice *ccw_dev, Error **errp) 813a5cf2bb4SCornelia Huck { 8146acf69cdSKONRAD Frederic VirtioSerialCcw *dev = VIRTIO_SERIAL_CCW(ccw_dev); 8156acf69cdSKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 81680270a19SKONRAD Frederic DeviceState *proxy = DEVICE(ccw_dev); 81780270a19SKONRAD Frederic char *bus_name; 81880270a19SKONRAD Frederic 81980270a19SKONRAD Frederic /* 82080270a19SKONRAD Frederic * For command line compatibility, this sets the virtio-serial-device bus 82180270a19SKONRAD Frederic * name as before. 82280270a19SKONRAD Frederic */ 82380270a19SKONRAD Frederic if (proxy->id) { 82480270a19SKONRAD Frederic bus_name = g_strdup_printf("%s.0", proxy->id); 82580270a19SKONRAD Frederic virtio_device_set_child_bus_name(VIRTIO_DEVICE(vdev), bus_name); 82680270a19SKONRAD Frederic g_free(bus_name); 82780270a19SKONRAD Frederic } 828a5cf2bb4SCornelia Huck 8296acf69cdSKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 8306b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 831a5cf2bb4SCornelia Huck } 832a5cf2bb4SCornelia Huck 8336acf69cdSKONRAD Frederic 8346acf69cdSKONRAD Frederic static void virtio_ccw_serial_instance_init(Object *obj) 835a5cf2bb4SCornelia Huck { 8366acf69cdSKONRAD Frederic VirtioSerialCcw *dev = VIRTIO_SERIAL_CCW(obj); 837c8075cafSGonglei 838c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 839c8075cafSGonglei TYPE_VIRTIO_SERIAL); 840a5cf2bb4SCornelia Huck } 841a5cf2bb4SCornelia Huck 8425e5ced38SMarkus Armbruster static void virtio_ccw_balloon_realize(VirtioCcwDevice *ccw_dev, Error **errp) 843a5cf2bb4SCornelia Huck { 84430bff6a0SKONRAD Frederic VirtIOBalloonCcw *dev = VIRTIO_BALLOON_CCW(ccw_dev); 84530bff6a0SKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 846a5cf2bb4SCornelia Huck 84730bff6a0SKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 8486b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 849a5cf2bb4SCornelia Huck } 850a5cf2bb4SCornelia Huck 85130bff6a0SKONRAD Frederic static void virtio_ccw_balloon_instance_init(Object *obj) 852a5cf2bb4SCornelia Huck { 85330bff6a0SKONRAD Frederic VirtIOBalloonCcw *dev = VIRTIO_BALLOON_CCW(obj); 854ecfa60e3SShannon Zhao 855a6027b0fSDenis V. Lunev virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 856a6027b0fSDenis V. Lunev TYPE_VIRTIO_BALLOON); 857ecfa60e3SShannon Zhao object_property_add_alias(obj, "guest-stats", OBJECT(&dev->vdev), 858ecfa60e3SShannon Zhao "guest-stats", &error_abort); 859ecfa60e3SShannon Zhao object_property_add_alias(obj, "guest-stats-polling-interval", 860ecfa60e3SShannon Zhao OBJECT(&dev->vdev), 861ecfa60e3SShannon Zhao "guest-stats-polling-interval", &error_abort); 862a5cf2bb4SCornelia Huck } 863a5cf2bb4SCornelia Huck 8645e5ced38SMarkus Armbruster static void virtio_ccw_scsi_realize(VirtioCcwDevice *ccw_dev, Error **errp) 865a5cf2bb4SCornelia Huck { 866c908ea10SKONRAD Frederic VirtIOSCSICcw *dev = VIRTIO_SCSI_CCW(ccw_dev); 867c908ea10SKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 8686f32a6b4SKONRAD Frederic DeviceState *qdev = DEVICE(ccw_dev); 8696f32a6b4SKONRAD Frederic char *bus_name; 8706f32a6b4SKONRAD Frederic 8716f32a6b4SKONRAD Frederic /* 8726f32a6b4SKONRAD Frederic * For command line compatibility, this sets the virtio-scsi-device bus 8736f32a6b4SKONRAD Frederic * name as before. 8746f32a6b4SKONRAD Frederic */ 8756f32a6b4SKONRAD Frederic if (qdev->id) { 8766f32a6b4SKONRAD Frederic bus_name = g_strdup_printf("%s.0", qdev->id); 8776f32a6b4SKONRAD Frederic virtio_device_set_child_bus_name(VIRTIO_DEVICE(vdev), bus_name); 8786f32a6b4SKONRAD Frederic g_free(bus_name); 8796f32a6b4SKONRAD Frederic } 880a5cf2bb4SCornelia Huck 881c908ea10SKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 8826b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 883a5cf2bb4SCornelia Huck } 884a5cf2bb4SCornelia Huck 885c908ea10SKONRAD Frederic static void virtio_ccw_scsi_instance_init(Object *obj) 886a5cf2bb4SCornelia Huck { 887c908ea10SKONRAD Frederic VirtIOSCSICcw *dev = VIRTIO_SCSI_CCW(obj); 888c8075cafSGonglei 889c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 890c8075cafSGonglei TYPE_VIRTIO_SCSI); 891a5cf2bb4SCornelia Huck } 892a5cf2bb4SCornelia Huck 893ccf6916cSPaolo Bonzini #ifdef CONFIG_VHOST_SCSI 8945e5ced38SMarkus Armbruster static void vhost_ccw_scsi_realize(VirtioCcwDevice *ccw_dev, Error **errp) 895ccf6916cSPaolo Bonzini { 896ccf6916cSPaolo Bonzini VHostSCSICcw *dev = VHOST_SCSI_CCW(ccw_dev); 897ccf6916cSPaolo Bonzini DeviceState *vdev = DEVICE(&dev->vdev); 898ccf6916cSPaolo Bonzini 899ccf6916cSPaolo Bonzini qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 9006b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 901ccf6916cSPaolo Bonzini } 902ccf6916cSPaolo Bonzini 903ccf6916cSPaolo Bonzini static void vhost_ccw_scsi_instance_init(Object *obj) 904ccf6916cSPaolo Bonzini { 905ccf6916cSPaolo Bonzini VHostSCSICcw *dev = VHOST_SCSI_CCW(obj); 906c8075cafSGonglei 907c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 908c8075cafSGonglei TYPE_VHOST_SCSI); 909ccf6916cSPaolo Bonzini } 910ccf6916cSPaolo Bonzini #endif 911ccf6916cSPaolo Bonzini 9125e5ced38SMarkus Armbruster static void virtio_ccw_rng_realize(VirtioCcwDevice *ccw_dev, Error **errp) 9132362ecc5SCornelia Huck { 9142db26d4cSKONRAD Frederic VirtIORNGCcw *dev = VIRTIO_RNG_CCW(ccw_dev); 9152db26d4cSKONRAD Frederic DeviceState *vdev = DEVICE(&dev->vdev); 9165e5ced38SMarkus Armbruster Error *err = NULL; 9172362ecc5SCornelia Huck 9182db26d4cSKONRAD Frederic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 9195e5ced38SMarkus Armbruster object_property_set_bool(OBJECT(vdev), true, "realized", &err); 9205e5ced38SMarkus Armbruster if (err) { 9215e5ced38SMarkus Armbruster error_propagate(errp, err); 9225e5ced38SMarkus Armbruster return; 9232362ecc5SCornelia Huck } 9242362ecc5SCornelia Huck 9252db26d4cSKONRAD Frederic object_property_set_link(OBJECT(dev), 9265b456438SCole Robinson OBJECT(dev->vdev.conf.rng), "rng", 9272db26d4cSKONRAD Frederic NULL); 9282362ecc5SCornelia Huck } 9292362ecc5SCornelia Huck 930d2256070SHalil Pasic static void virtio_ccw_crypto_realize(VirtioCcwDevice *ccw_dev, Error **errp) 931d2256070SHalil Pasic { 932d2256070SHalil Pasic VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(ccw_dev); 933d2256070SHalil Pasic DeviceState *vdev = DEVICE(&dev->vdev); 934d2256070SHalil Pasic Error *err = NULL; 935d2256070SHalil Pasic 936d2256070SHalil Pasic qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 937d2256070SHalil Pasic object_property_set_bool(OBJECT(vdev), true, "realized", &err); 938d2256070SHalil Pasic if (err) { 939d2256070SHalil Pasic error_propagate(errp, err); 940d2256070SHalil Pasic return; 941d2256070SHalil Pasic } 942d2256070SHalil Pasic 943d2256070SHalil Pasic object_property_set_link(OBJECT(vdev), 944d2256070SHalil Pasic OBJECT(dev->vdev.conf.cryptodev), "cryptodev", 945d2256070SHalil Pasic NULL); 946d2256070SHalil Pasic } 947d2256070SHalil Pasic 9481f8ad889SFarhan Ali static void virtio_ccw_gpu_realize(VirtioCcwDevice *ccw_dev, Error **errp) 9491f8ad889SFarhan Ali { 9501f8ad889SFarhan Ali VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(ccw_dev); 9511f8ad889SFarhan Ali DeviceState *vdev = DEVICE(&dev->vdev); 9521f8ad889SFarhan Ali 9531f8ad889SFarhan Ali qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 9541f8ad889SFarhan Ali object_property_set_bool(OBJECT(vdev), true, "realized", errp); 9551f8ad889SFarhan Ali } 9561f8ad889SFarhan Ali 9573382cf1fSFarhan Ali static void virtio_ccw_input_realize(VirtioCcwDevice *ccw_dev, Error **errp) 9583382cf1fSFarhan Ali { 9593382cf1fSFarhan Ali VirtIOInputCcw *dev = VIRTIO_INPUT_CCW(ccw_dev); 9603382cf1fSFarhan Ali DeviceState *vdev = DEVICE(&dev->vdev); 9613382cf1fSFarhan Ali 9623382cf1fSFarhan Ali qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 9633382cf1fSFarhan Ali object_property_set_bool(OBJECT(vdev), true, "realized", errp); 9643382cf1fSFarhan Ali } 9653382cf1fSFarhan Ali 966a5cf2bb4SCornelia Huck /* DeviceState to VirtioCcwDevice. Note: used on datapath, 967a5cf2bb4SCornelia Huck * be careful and test performance if you change this. 968a5cf2bb4SCornelia Huck */ 969a5cf2bb4SCornelia Huck static inline VirtioCcwDevice *to_virtio_ccw_dev_fast(DeviceState *d) 970a5cf2bb4SCornelia Huck { 971b804e8a6SJing Liu CcwDevice *ccw_dev = to_ccw_dev_fast(d); 972b804e8a6SJing Liu 973b804e8a6SJing Liu return container_of(ccw_dev, VirtioCcwDevice, parent_obj); 974a5cf2bb4SCornelia Huck } 975a5cf2bb4SCornelia Huck 9767e749462SCornelia Huck static uint8_t virtio_set_ind_atomic(SubchDev *sch, uint64_t ind_loc, 9777e749462SCornelia Huck uint8_t to_be_set) 9787e749462SCornelia Huck { 9797e749462SCornelia Huck uint8_t ind_old, ind_new; 9807e749462SCornelia Huck hwaddr len = 1; 9817e749462SCornelia Huck uint8_t *ind_addr; 9827e749462SCornelia Huck 9837e749462SCornelia Huck ind_addr = cpu_physical_memory_map(ind_loc, &len, 1); 9847e749462SCornelia Huck if (!ind_addr) { 9857e749462SCornelia Huck error_report("%s(%x.%x.%04x): unable to access indicator", 9867e749462SCornelia Huck __func__, sch->cssid, sch->ssid, sch->schid); 9877e749462SCornelia Huck return -1; 9887e749462SCornelia Huck } 9897e749462SCornelia Huck do { 9907e749462SCornelia Huck ind_old = *ind_addr; 9917e749462SCornelia Huck ind_new = ind_old | to_be_set; 9927e749462SCornelia Huck } while (atomic_cmpxchg(ind_addr, ind_old, ind_new) != ind_old); 99306409bd9SChristian Borntraeger trace_virtio_ccw_set_ind(ind_loc, ind_old, ind_new); 9947e749462SCornelia Huck cpu_physical_memory_unmap(ind_addr, len, 1, len); 9957e749462SCornelia Huck 9967e749462SCornelia Huck return ind_old; 9977e749462SCornelia Huck } 9987e749462SCornelia Huck 999a5cf2bb4SCornelia Huck static void virtio_ccw_notify(DeviceState *d, uint16_t vector) 1000a5cf2bb4SCornelia Huck { 1001a5cf2bb4SCornelia Huck VirtioCcwDevice *dev = to_virtio_ccw_dev_fast(d); 1002b804e8a6SJing Liu CcwDevice *ccw_dev = to_ccw_dev_fast(d); 1003b804e8a6SJing Liu SubchDev *sch = ccw_dev->sch; 1004a5cf2bb4SCornelia Huck uint64_t indicators; 1005a5cf2bb4SCornelia Huck 10061789f4e3SHalil Pasic /* queue indicators + secondary indicators */ 1007b1914b82SHalil Pasic if (vector >= VIRTIO_QUEUE_MAX + 64) { 1008a5cf2bb4SCornelia Huck return; 1009a5cf2bb4SCornelia Huck } 1010a5cf2bb4SCornelia Huck 1011b1914b82SHalil Pasic if (vector < VIRTIO_QUEUE_MAX) { 10127c486976SCornelia Huck if (!dev->indicators) { 10137c486976SCornelia Huck return; 10147c486976SCornelia Huck } 10157e749462SCornelia Huck if (sch->thinint_active) { 10167e749462SCornelia Huck /* 10177e749462SCornelia Huck * In the adapter interrupt case, indicators points to a 10187e749462SCornelia Huck * memory area that may be (way) larger than 64 bit and 10197e749462SCornelia Huck * ind_bit indicates the start of the indicators in a big 10207e749462SCornelia Huck * endian notation. 10217e749462SCornelia Huck */ 1022d426d9fbSCornelia Huck uint64_t ind_bit = dev->routes.adapter.ind_offset; 1023d426d9fbSCornelia Huck 10247bca3892SCornelia Huck virtio_set_ind_atomic(sch, dev->indicators->addr + 1025d426d9fbSCornelia Huck (ind_bit + vector) / 8, 1026d426d9fbSCornelia Huck 0x80 >> ((ind_bit + vector) % 8)); 10277bca3892SCornelia Huck if (!virtio_set_ind_atomic(sch, dev->summary_indicator->addr, 10287e749462SCornelia Huck 0x01)) { 102925a08b8dSYi Min Zhao css_adapter_interrupt(CSS_IO_ADAPTER_VIRTIO, dev->thinint_isc); 10307e749462SCornelia Huck } 10317e749462SCornelia Huck } else { 103242874d3aSPeter Maydell indicators = address_space_ldq(&address_space_memory, 103342874d3aSPeter Maydell dev->indicators->addr, 103442874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, 103542874d3aSPeter Maydell NULL); 103619380b1bSCornelia Huck indicators |= 1ULL << vector; 103742874d3aSPeter Maydell address_space_stq(&address_space_memory, dev->indicators->addr, 103842874d3aSPeter Maydell indicators, MEMTXATTRS_UNSPECIFIED, NULL); 10397e749462SCornelia Huck css_conditional_io_interrupt(sch); 10407e749462SCornelia Huck } 1041a5cf2bb4SCornelia Huck } else { 10427c486976SCornelia Huck if (!dev->indicators2) { 10437c486976SCornelia Huck return; 10447c486976SCornelia Huck } 1045a5cf2bb4SCornelia Huck vector = 0; 104642874d3aSPeter Maydell indicators = address_space_ldq(&address_space_memory, 104742874d3aSPeter Maydell dev->indicators2->addr, 104842874d3aSPeter Maydell MEMTXATTRS_UNSPECIFIED, 104942874d3aSPeter Maydell NULL); 105019380b1bSCornelia Huck indicators |= 1ULL << vector; 105142874d3aSPeter Maydell address_space_stq(&address_space_memory, dev->indicators2->addr, 105242874d3aSPeter Maydell indicators, MEMTXATTRS_UNSPECIFIED, NULL); 1053a5cf2bb4SCornelia Huck css_conditional_io_interrupt(sch); 10547e749462SCornelia Huck } 1055a5cf2bb4SCornelia Huck } 1056a5cf2bb4SCornelia Huck 1057a5cf2bb4SCornelia Huck static void virtio_ccw_reset(DeviceState *d) 1058a5cf2bb4SCornelia Huck { 1059a5cf2bb4SCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1060f24a6840SPaolo Bonzini VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1061*838fb84fSCornelia Huck VirtIOCCWDeviceClass *vdc = VIRTIO_CCW_DEVICE_GET_CLASS(dev); 1062a5cf2bb4SCornelia Huck 1063fa8b0ca5SCornelia Huck virtio_ccw_reset_virtio(dev, vdev); 1064*838fb84fSCornelia Huck if (vdc->parent_reset) { 1065*838fb84fSCornelia Huck vdc->parent_reset(d); 1066*838fb84fSCornelia Huck } 1067a5cf2bb4SCornelia Huck } 1068a5cf2bb4SCornelia Huck 1069b4436a0bSCornelia Huck static void virtio_ccw_vmstate_change(DeviceState *d, bool running) 1070b4436a0bSCornelia Huck { 1071b4436a0bSCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1072b4436a0bSCornelia Huck 1073b4436a0bSCornelia Huck if (running) { 1074b4436a0bSCornelia Huck virtio_ccw_start_ioeventfd(dev); 1075b4436a0bSCornelia Huck } else { 1076b4436a0bSCornelia Huck virtio_ccw_stop_ioeventfd(dev); 1077b4436a0bSCornelia Huck } 1078b4436a0bSCornelia Huck } 1079b4436a0bSCornelia Huck 1080320ce850SCornelia Huck static bool virtio_ccw_query_guest_notifiers(DeviceState *d) 1081320ce850SCornelia Huck { 1082b804e8a6SJing Liu CcwDevice *dev = CCW_DEVICE(d); 1083320ce850SCornelia Huck 1084320ce850SCornelia Huck return !!(dev->sch->curr_status.pmcw.flags & PMCW_FLAGS_MASK_ENA); 1085320ce850SCornelia Huck } 1086320ce850SCornelia Huck 1087d426d9fbSCornelia Huck static int virtio_ccw_get_mappings(VirtioCcwDevice *dev) 1088d426d9fbSCornelia Huck { 1089d426d9fbSCornelia Huck int r; 1090b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(dev); 1091d426d9fbSCornelia Huck 1092b804e8a6SJing Liu if (!ccw_dev->sch->thinint_active) { 1093d426d9fbSCornelia Huck return -EINVAL; 1094d426d9fbSCornelia Huck } 1095d426d9fbSCornelia Huck 1096d426d9fbSCornelia Huck r = map_indicator(&dev->routes.adapter, dev->summary_indicator); 1097d426d9fbSCornelia Huck if (r) { 1098d426d9fbSCornelia Huck return r; 1099d426d9fbSCornelia Huck } 1100d426d9fbSCornelia Huck r = map_indicator(&dev->routes.adapter, dev->indicators); 1101d426d9fbSCornelia Huck if (r) { 1102d426d9fbSCornelia Huck return r; 1103d426d9fbSCornelia Huck } 1104d426d9fbSCornelia Huck dev->routes.adapter.summary_addr = dev->summary_indicator->map; 1105d426d9fbSCornelia Huck dev->routes.adapter.ind_addr = dev->indicators->map; 1106d426d9fbSCornelia Huck 1107d426d9fbSCornelia Huck return 0; 1108d426d9fbSCornelia Huck } 1109d426d9fbSCornelia Huck 1110d426d9fbSCornelia Huck static int virtio_ccw_setup_irqroutes(VirtioCcwDevice *dev, int nvqs) 1111d426d9fbSCornelia Huck { 1112d426d9fbSCornelia Huck int i; 1113d426d9fbSCornelia Huck VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1114d426d9fbSCornelia Huck int ret; 1115d426d9fbSCornelia Huck S390FLICState *fs = s390_get_flic(); 11166762808fSDavid Hildenbrand S390FLICStateClass *fsc = s390_get_flic_class(fs); 1117d426d9fbSCornelia Huck 1118d426d9fbSCornelia Huck ret = virtio_ccw_get_mappings(dev); 1119d426d9fbSCornelia Huck if (ret) { 1120d426d9fbSCornelia Huck return ret; 1121d426d9fbSCornelia Huck } 1122d426d9fbSCornelia Huck for (i = 0; i < nvqs; i++) { 1123d426d9fbSCornelia Huck if (!virtio_queue_get_num(vdev, i)) { 1124d426d9fbSCornelia Huck break; 1125d426d9fbSCornelia Huck } 1126d426d9fbSCornelia Huck } 1127d426d9fbSCornelia Huck dev->routes.num_routes = i; 1128d426d9fbSCornelia Huck return fsc->add_adapter_routes(fs, &dev->routes); 1129d426d9fbSCornelia Huck } 1130d426d9fbSCornelia Huck 1131d426d9fbSCornelia Huck static void virtio_ccw_release_irqroutes(VirtioCcwDevice *dev, int nvqs) 1132d426d9fbSCornelia Huck { 1133d426d9fbSCornelia Huck S390FLICState *fs = s390_get_flic(); 11346762808fSDavid Hildenbrand S390FLICStateClass *fsc = s390_get_flic_class(fs); 1135d426d9fbSCornelia Huck 1136d426d9fbSCornelia Huck fsc->release_adapter_routes(fs, &dev->routes); 1137d426d9fbSCornelia Huck } 1138d426d9fbSCornelia Huck 1139d426d9fbSCornelia Huck static int virtio_ccw_add_irqfd(VirtioCcwDevice *dev, int n) 1140d426d9fbSCornelia Huck { 1141d426d9fbSCornelia Huck VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1142d426d9fbSCornelia Huck VirtQueue *vq = virtio_get_queue(vdev, n); 1143d426d9fbSCornelia Huck EventNotifier *notifier = virtio_queue_get_guest_notifier(vq); 1144d426d9fbSCornelia Huck 11451c9b71a7SEric Auger return kvm_irqchip_add_irqfd_notifier_gsi(kvm_state, notifier, NULL, 1146d426d9fbSCornelia Huck dev->routes.gsi[n]); 1147d426d9fbSCornelia Huck } 1148d426d9fbSCornelia Huck 1149d426d9fbSCornelia Huck static void virtio_ccw_remove_irqfd(VirtioCcwDevice *dev, int n) 1150d426d9fbSCornelia Huck { 1151d426d9fbSCornelia Huck VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1152d426d9fbSCornelia Huck VirtQueue *vq = virtio_get_queue(vdev, n); 1153d426d9fbSCornelia Huck EventNotifier *notifier = virtio_queue_get_guest_notifier(vq); 1154d426d9fbSCornelia Huck int ret; 1155d426d9fbSCornelia Huck 11561c9b71a7SEric Auger ret = kvm_irqchip_remove_irqfd_notifier_gsi(kvm_state, notifier, 1157d426d9fbSCornelia Huck dev->routes.gsi[n]); 1158d426d9fbSCornelia Huck assert(ret == 0); 1159d426d9fbSCornelia Huck } 1160d426d9fbSCornelia Huck 1161320ce850SCornelia Huck static int virtio_ccw_set_guest_notifier(VirtioCcwDevice *dev, int n, 1162320ce850SCornelia Huck bool assign, bool with_irqfd) 1163320ce850SCornelia Huck { 1164f24a6840SPaolo Bonzini VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1165f24a6840SPaolo Bonzini VirtQueue *vq = virtio_get_queue(vdev, n); 1166320ce850SCornelia Huck EventNotifier *notifier = virtio_queue_get_guest_notifier(vq); 1167f24a6840SPaolo Bonzini VirtioDeviceClass *k = VIRTIO_DEVICE_GET_CLASS(vdev); 1168320ce850SCornelia Huck 1169320ce850SCornelia Huck if (assign) { 1170320ce850SCornelia Huck int r = event_notifier_init(notifier, 0); 1171320ce850SCornelia Huck 1172320ce850SCornelia Huck if (r < 0) { 1173320ce850SCornelia Huck return r; 1174320ce850SCornelia Huck } 1175320ce850SCornelia Huck virtio_queue_set_guest_notifier_fd_handler(vq, true, with_irqfd); 1176d426d9fbSCornelia Huck if (with_irqfd) { 1177d426d9fbSCornelia Huck r = virtio_ccw_add_irqfd(dev, n); 1178d426d9fbSCornelia Huck if (r) { 1179d426d9fbSCornelia Huck virtio_queue_set_guest_notifier_fd_handler(vq, false, 1180d426d9fbSCornelia Huck with_irqfd); 1181d426d9fbSCornelia Huck return r; 1182d426d9fbSCornelia Huck } 1183d426d9fbSCornelia Huck } 1184d426d9fbSCornelia Huck /* 1185d426d9fbSCornelia Huck * We do not support individual masking for channel devices, so we 1186d426d9fbSCornelia Huck * need to manually trigger any guest masking callbacks here. 1187320ce850SCornelia Huck */ 11882858bc68SWei Huang if (k->guest_notifier_mask && vdev->use_guest_notifier_mask) { 1189f24a6840SPaolo Bonzini k->guest_notifier_mask(vdev, n, false); 1190320ce850SCornelia Huck } 1191320ce850SCornelia Huck /* get lost events and re-inject */ 1192320ce850SCornelia Huck if (k->guest_notifier_pending && 1193f24a6840SPaolo Bonzini k->guest_notifier_pending(vdev, n)) { 1194320ce850SCornelia Huck event_notifier_set(notifier); 1195320ce850SCornelia Huck } 1196320ce850SCornelia Huck } else { 11972858bc68SWei Huang if (k->guest_notifier_mask && vdev->use_guest_notifier_mask) { 1198f24a6840SPaolo Bonzini k->guest_notifier_mask(vdev, n, true); 1199320ce850SCornelia Huck } 1200d426d9fbSCornelia Huck if (with_irqfd) { 1201d426d9fbSCornelia Huck virtio_ccw_remove_irqfd(dev, n); 1202d426d9fbSCornelia Huck } 1203320ce850SCornelia Huck virtio_queue_set_guest_notifier_fd_handler(vq, false, with_irqfd); 1204320ce850SCornelia Huck event_notifier_cleanup(notifier); 1205320ce850SCornelia Huck } 1206320ce850SCornelia Huck return 0; 1207320ce850SCornelia Huck } 1208320ce850SCornelia Huck 1209320ce850SCornelia Huck static int virtio_ccw_set_guest_notifiers(DeviceState *d, int nvqs, 1210320ce850SCornelia Huck bool assigned) 1211320ce850SCornelia Huck { 1212320ce850SCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1213f24a6840SPaolo Bonzini VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1214b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(d); 1215b804e8a6SJing Liu bool with_irqfd = ccw_dev->sch->thinint_active && kvm_irqfds_enabled(); 1216320ce850SCornelia Huck int r, n; 1217320ce850SCornelia Huck 1218d426d9fbSCornelia Huck if (with_irqfd && assigned) { 1219d426d9fbSCornelia Huck /* irq routes need to be set up before assigning irqfds */ 1220d426d9fbSCornelia Huck r = virtio_ccw_setup_irqroutes(dev, nvqs); 1221d426d9fbSCornelia Huck if (r < 0) { 1222d426d9fbSCornelia Huck goto irqroute_error; 1223d426d9fbSCornelia Huck } 1224d426d9fbSCornelia Huck } 1225320ce850SCornelia Huck for (n = 0; n < nvqs; n++) { 1226320ce850SCornelia Huck if (!virtio_queue_get_num(vdev, n)) { 1227320ce850SCornelia Huck break; 1228320ce850SCornelia Huck } 1229d426d9fbSCornelia Huck r = virtio_ccw_set_guest_notifier(dev, n, assigned, with_irqfd); 1230320ce850SCornelia Huck if (r < 0) { 1231320ce850SCornelia Huck goto assign_error; 1232320ce850SCornelia Huck } 1233320ce850SCornelia Huck } 1234d426d9fbSCornelia Huck if (with_irqfd && !assigned) { 1235d426d9fbSCornelia Huck /* release irq routes after irqfds have been released */ 1236d426d9fbSCornelia Huck virtio_ccw_release_irqroutes(dev, nvqs); 1237d426d9fbSCornelia Huck } 1238320ce850SCornelia Huck return 0; 1239320ce850SCornelia Huck 1240320ce850SCornelia Huck assign_error: 1241320ce850SCornelia Huck while (--n >= 0) { 1242320ce850SCornelia Huck virtio_ccw_set_guest_notifier(dev, n, !assigned, false); 1243320ce850SCornelia Huck } 1244d426d9fbSCornelia Huck irqroute_error: 1245d426d9fbSCornelia Huck if (with_irqfd && assigned) { 1246d426d9fbSCornelia Huck virtio_ccw_release_irqroutes(dev, nvqs); 1247d426d9fbSCornelia Huck } 1248320ce850SCornelia Huck return r; 1249320ce850SCornelia Huck } 1250320ce850SCornelia Huck 1251bcb2b582SJens Freimann static void virtio_ccw_save_queue(DeviceState *d, int n, QEMUFile *f) 1252bcb2b582SJens Freimann { 1253bcb2b582SJens Freimann VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1254bcb2b582SJens Freimann VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1255bcb2b582SJens Freimann 1256bcb2b582SJens Freimann qemu_put_be16(f, virtio_queue_vector(vdev, n)); 1257bcb2b582SJens Freimann } 1258bcb2b582SJens Freimann 1259bcb2b582SJens Freimann static int virtio_ccw_load_queue(DeviceState *d, int n, QEMUFile *f) 1260bcb2b582SJens Freimann { 1261bcb2b582SJens Freimann VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1262bcb2b582SJens Freimann VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1263bcb2b582SJens Freimann uint16_t vector; 1264bcb2b582SJens Freimann 1265bcb2b582SJens Freimann qemu_get_be16s(f, &vector); 1266bcb2b582SJens Freimann virtio_queue_set_vector(vdev, n , vector); 1267bcb2b582SJens Freimann 1268bcb2b582SJens Freimann return 0; 1269bcb2b582SJens Freimann } 1270bcb2b582SJens Freimann 1271bcb2b582SJens Freimann static void virtio_ccw_save_config(DeviceState *d, QEMUFile *f) 1272bcb2b582SJens Freimann { 1273bcb2b582SJens Freimann VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1274517ff12cSHalil Pasic vmstate_save_state(f, &vmstate_virtio_ccw_dev, dev, NULL); 1275bcb2b582SJens Freimann } 1276bcb2b582SJens Freimann 1277bcb2b582SJens Freimann static int virtio_ccw_load_config(DeviceState *d, QEMUFile *f) 1278bcb2b582SJens Freimann { 1279bcb2b582SJens Freimann VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1280517ff12cSHalil Pasic return vmstate_load_state(f, &vmstate_virtio_ccw_dev, dev, 1); 1281bcb2b582SJens Freimann } 1282bcb2b582SJens Freimann 1283d1b4259fSMaxime Coquelin static void virtio_ccw_pre_plugged(DeviceState *d, Error **errp) 1284d1b4259fSMaxime Coquelin { 1285d1b4259fSMaxime Coquelin VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1286d1b4259fSMaxime Coquelin VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1287d1b4259fSMaxime Coquelin 1288d1b4259fSMaxime Coquelin if (dev->max_rev >= 1) { 1289d1b4259fSMaxime Coquelin virtio_add_feature(&vdev->host_features, VIRTIO_F_VERSION_1); 1290d1b4259fSMaxime Coquelin } 1291d1b4259fSMaxime Coquelin } 1292d1b4259fSMaxime Coquelin 1293fb846a09SCornelia Huck /* This is called by virtio-bus just after the device is plugged. */ 1294e8398045SJason Wang static void virtio_ccw_device_plugged(DeviceState *d, Error **errp) 1295fb846a09SCornelia Huck { 1296fb846a09SCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 129710ceaa1eSJason Wang VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); 1298b804e8a6SJing Liu CcwDevice *ccw_dev = CCW_DEVICE(d); 1299b804e8a6SJing Liu SubchDev *sch = ccw_dev->sch; 130010ceaa1eSJason Wang int n = virtio_get_num_queues(vdev); 13010708afa7SHalil Pasic S390FLICState *flic = s390_get_flic(); 130210ceaa1eSJason Wang 1303d1b4259fSMaxime Coquelin if (!virtio_has_feature(vdev->host_features, VIRTIO_F_VERSION_1)) { 1304d1b4259fSMaxime Coquelin dev->max_rev = 0; 1305d1b4259fSMaxime Coquelin } 1306d1b4259fSMaxime Coquelin 1307b1914b82SHalil Pasic if (virtio_get_num_queues(vdev) > VIRTIO_QUEUE_MAX) { 1308b34aee54SMichael Tokarev error_setg(errp, "The number of virtqueues %d " 1309b1914b82SHalil Pasic "exceeds virtio limit %d", n, 1310b1914b82SHalil Pasic VIRTIO_QUEUE_MAX); 131110ceaa1eSJason Wang return; 131210ceaa1eSJason Wang } 13130708afa7SHalil Pasic if (virtio_get_num_queues(vdev) > flic->adapter_routes_max_batch) { 13140708afa7SHalil Pasic error_setg(errp, "The number of virtqueues %d " 13150708afa7SHalil Pasic "exceeds flic adapter route limit %d", n, 13160708afa7SHalil Pasic flic->adapter_routes_max_batch); 13170708afa7SHalil Pasic return; 13180708afa7SHalil Pasic } 1319fb846a09SCornelia Huck 1320fb846a09SCornelia Huck sch->id.cu_model = virtio_bus_get_vdev_id(&dev->bus); 1321fb846a09SCornelia Huck 1322542571d5SCornelia Huck 1323fb846a09SCornelia Huck css_generate_sch_crws(sch->cssid, sch->ssid, sch->schid, 1324fb846a09SCornelia Huck d->hotplugged, 1); 1325fb846a09SCornelia Huck } 1326fb846a09SCornelia Huck 1327fb846a09SCornelia Huck static void virtio_ccw_device_unplugged(DeviceState *d) 1328fb846a09SCornelia Huck { 1329fb846a09SCornelia Huck VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); 1330fb846a09SCornelia Huck 1331fb846a09SCornelia Huck virtio_ccw_stop_ioeventfd(dev); 1332fb846a09SCornelia Huck } 1333a5cf2bb4SCornelia Huck /**************** Virtio-ccw Bus Device Descriptions *******************/ 1334a5cf2bb4SCornelia Huck 1335a5cf2bb4SCornelia Huck static Property virtio_ccw_net_properties[] = { 1336b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1337b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1338542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1339542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1340a5cf2bb4SCornelia Huck DEFINE_PROP_END_OF_LIST(), 1341a5cf2bb4SCornelia Huck }; 1342a5cf2bb4SCornelia Huck 1343a5cf2bb4SCornelia Huck static void virtio_ccw_net_class_init(ObjectClass *klass, void *data) 1344a5cf2bb4SCornelia Huck { 1345a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1346a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1347a5cf2bb4SCornelia Huck 13485e5ced38SMarkus Armbruster k->realize = virtio_ccw_net_realize; 134924118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 1350a5cf2bb4SCornelia Huck dc->props = virtio_ccw_net_properties; 1351cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_NETWORK, dc->categories); 1352a5cf2bb4SCornelia Huck } 1353a5cf2bb4SCornelia Huck 1354a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_net = { 135589334c8bSKONRAD Frederic .name = TYPE_VIRTIO_NET_CCW, 1356a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 135789334c8bSKONRAD Frederic .instance_size = sizeof(VirtIONetCcw), 135889334c8bSKONRAD Frederic .instance_init = virtio_ccw_net_instance_init, 1359a5cf2bb4SCornelia Huck .class_init = virtio_ccw_net_class_init, 1360a5cf2bb4SCornelia Huck }; 1361a5cf2bb4SCornelia Huck 1362a5cf2bb4SCornelia Huck static Property virtio_ccw_blk_properties[] = { 1363b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1364b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1365542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1366542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1367a5cf2bb4SCornelia Huck DEFINE_PROP_END_OF_LIST(), 1368a5cf2bb4SCornelia Huck }; 1369a5cf2bb4SCornelia Huck 1370a5cf2bb4SCornelia Huck static void virtio_ccw_blk_class_init(ObjectClass *klass, void *data) 1371a5cf2bb4SCornelia Huck { 1372a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1373a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1374a5cf2bb4SCornelia Huck 13755e5ced38SMarkus Armbruster k->realize = virtio_ccw_blk_realize; 137624118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 1377a5cf2bb4SCornelia Huck dc->props = virtio_ccw_blk_properties; 1378cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); 1379a5cf2bb4SCornelia Huck } 1380a5cf2bb4SCornelia Huck 1381a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_blk = { 13823400c455SKONRAD Frederic .name = TYPE_VIRTIO_BLK_CCW, 1383a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 13843400c455SKONRAD Frederic .instance_size = sizeof(VirtIOBlkCcw), 13853400c455SKONRAD Frederic .instance_init = virtio_ccw_blk_instance_init, 1386a5cf2bb4SCornelia Huck .class_init = virtio_ccw_blk_class_init, 1387a5cf2bb4SCornelia Huck }; 1388a5cf2bb4SCornelia Huck 1389a5cf2bb4SCornelia Huck static Property virtio_ccw_serial_properties[] = { 1390b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1391b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1392542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1393542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1394a5cf2bb4SCornelia Huck DEFINE_PROP_END_OF_LIST(), 1395a5cf2bb4SCornelia Huck }; 1396a5cf2bb4SCornelia Huck 1397a5cf2bb4SCornelia Huck static void virtio_ccw_serial_class_init(ObjectClass *klass, void *data) 1398a5cf2bb4SCornelia Huck { 1399a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1400a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1401a5cf2bb4SCornelia Huck 14025e5ced38SMarkus Armbruster k->realize = virtio_ccw_serial_realize; 140324118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 1404a5cf2bb4SCornelia Huck dc->props = virtio_ccw_serial_properties; 1405cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_INPUT, dc->categories); 1406a5cf2bb4SCornelia Huck } 1407a5cf2bb4SCornelia Huck 1408a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_serial = { 14096acf69cdSKONRAD Frederic .name = TYPE_VIRTIO_SERIAL_CCW, 1410a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 14116acf69cdSKONRAD Frederic .instance_size = sizeof(VirtioSerialCcw), 14126acf69cdSKONRAD Frederic .instance_init = virtio_ccw_serial_instance_init, 1413a5cf2bb4SCornelia Huck .class_init = virtio_ccw_serial_class_init, 1414a5cf2bb4SCornelia Huck }; 1415a5cf2bb4SCornelia Huck 1416a5cf2bb4SCornelia Huck static Property virtio_ccw_balloon_properties[] = { 1417b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1418b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1419542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1420542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1421a5cf2bb4SCornelia Huck DEFINE_PROP_END_OF_LIST(), 1422a5cf2bb4SCornelia Huck }; 1423a5cf2bb4SCornelia Huck 1424a5cf2bb4SCornelia Huck static void virtio_ccw_balloon_class_init(ObjectClass *klass, void *data) 1425a5cf2bb4SCornelia Huck { 1426a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1427a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1428a5cf2bb4SCornelia Huck 14295e5ced38SMarkus Armbruster k->realize = virtio_ccw_balloon_realize; 143024118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 1431a5cf2bb4SCornelia Huck dc->props = virtio_ccw_balloon_properties; 1432cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_MISC, dc->categories); 1433a5cf2bb4SCornelia Huck } 1434a5cf2bb4SCornelia Huck 1435a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_balloon = { 143630bff6a0SKONRAD Frederic .name = TYPE_VIRTIO_BALLOON_CCW, 1437a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 143830bff6a0SKONRAD Frederic .instance_size = sizeof(VirtIOBalloonCcw), 143930bff6a0SKONRAD Frederic .instance_init = virtio_ccw_balloon_instance_init, 1440a5cf2bb4SCornelia Huck .class_init = virtio_ccw_balloon_class_init, 1441a5cf2bb4SCornelia Huck }; 1442a5cf2bb4SCornelia Huck 1443a5cf2bb4SCornelia Huck static Property virtio_ccw_scsi_properties[] = { 1444b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1445b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1446542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1447542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1448a5cf2bb4SCornelia Huck DEFINE_PROP_END_OF_LIST(), 1449a5cf2bb4SCornelia Huck }; 1450a5cf2bb4SCornelia Huck 1451a5cf2bb4SCornelia Huck static void virtio_ccw_scsi_class_init(ObjectClass *klass, void *data) 1452a5cf2bb4SCornelia Huck { 1453a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1454a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1455a5cf2bb4SCornelia Huck 14565e5ced38SMarkus Armbruster k->realize = virtio_ccw_scsi_realize; 145724118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 1458a5cf2bb4SCornelia Huck dc->props = virtio_ccw_scsi_properties; 1459cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); 1460a5cf2bb4SCornelia Huck } 1461a5cf2bb4SCornelia Huck 1462a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_scsi = { 1463c908ea10SKONRAD Frederic .name = TYPE_VIRTIO_SCSI_CCW, 1464a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 1465c908ea10SKONRAD Frederic .instance_size = sizeof(VirtIOSCSICcw), 1466c908ea10SKONRAD Frederic .instance_init = virtio_ccw_scsi_instance_init, 1467a5cf2bb4SCornelia Huck .class_init = virtio_ccw_scsi_class_init, 1468a5cf2bb4SCornelia Huck }; 1469a5cf2bb4SCornelia Huck 1470ccf6916cSPaolo Bonzini #ifdef CONFIG_VHOST_SCSI 1471ccf6916cSPaolo Bonzini static Property vhost_ccw_scsi_properties[] = { 1472542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1473542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1474ccf6916cSPaolo Bonzini DEFINE_PROP_END_OF_LIST(), 1475ccf6916cSPaolo Bonzini }; 1476ccf6916cSPaolo Bonzini 1477ccf6916cSPaolo Bonzini static void vhost_ccw_scsi_class_init(ObjectClass *klass, void *data) 1478ccf6916cSPaolo Bonzini { 1479ccf6916cSPaolo Bonzini DeviceClass *dc = DEVICE_CLASS(klass); 1480ccf6916cSPaolo Bonzini VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1481ccf6916cSPaolo Bonzini 14825e5ced38SMarkus Armbruster k->realize = vhost_ccw_scsi_realize; 148324118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 1484ccf6916cSPaolo Bonzini dc->props = vhost_ccw_scsi_properties; 1485cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); 1486ccf6916cSPaolo Bonzini } 1487ccf6916cSPaolo Bonzini 1488ccf6916cSPaolo Bonzini static const TypeInfo vhost_ccw_scsi = { 1489ccf6916cSPaolo Bonzini .name = TYPE_VHOST_SCSI_CCW, 1490ccf6916cSPaolo Bonzini .parent = TYPE_VIRTIO_CCW_DEVICE, 14914b7757baSCornelia Huck .instance_size = sizeof(VHostSCSICcw), 1492ccf6916cSPaolo Bonzini .instance_init = vhost_ccw_scsi_instance_init, 1493ccf6916cSPaolo Bonzini .class_init = vhost_ccw_scsi_class_init, 1494ccf6916cSPaolo Bonzini }; 1495ccf6916cSPaolo Bonzini #endif 1496ccf6916cSPaolo Bonzini 14972db26d4cSKONRAD Frederic static void virtio_ccw_rng_instance_init(Object *obj) 14982362ecc5SCornelia Huck { 14992db26d4cSKONRAD Frederic VirtIORNGCcw *dev = VIRTIO_RNG_CCW(obj); 1500c8075cafSGonglei 1501c8075cafSGonglei virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 1502c8075cafSGonglei TYPE_VIRTIO_RNG); 15032362ecc5SCornelia Huck } 15042362ecc5SCornelia Huck 15052362ecc5SCornelia Huck static Property virtio_ccw_rng_properties[] = { 1506b4436a0bSCornelia Huck DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1507b4436a0bSCornelia Huck VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1508542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1509542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 15102362ecc5SCornelia Huck DEFINE_PROP_END_OF_LIST(), 15112362ecc5SCornelia Huck }; 15122362ecc5SCornelia Huck 15132362ecc5SCornelia Huck static void virtio_ccw_rng_class_init(ObjectClass *klass, void *data) 15142362ecc5SCornelia Huck { 15152362ecc5SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 15162362ecc5SCornelia Huck VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 15172362ecc5SCornelia Huck 15185e5ced38SMarkus Armbruster k->realize = virtio_ccw_rng_realize; 151924118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 15202362ecc5SCornelia Huck dc->props = virtio_ccw_rng_properties; 1521cd20d616SCornelia Huck set_bit(DEVICE_CATEGORY_MISC, dc->categories); 15222362ecc5SCornelia Huck } 15232362ecc5SCornelia Huck 15242362ecc5SCornelia Huck static const TypeInfo virtio_ccw_rng = { 15252db26d4cSKONRAD Frederic .name = TYPE_VIRTIO_RNG_CCW, 15262362ecc5SCornelia Huck .parent = TYPE_VIRTIO_CCW_DEVICE, 15272db26d4cSKONRAD Frederic .instance_size = sizeof(VirtIORNGCcw), 15282db26d4cSKONRAD Frederic .instance_init = virtio_ccw_rng_instance_init, 15292362ecc5SCornelia Huck .class_init = virtio_ccw_rng_class_init, 15302362ecc5SCornelia Huck }; 15312362ecc5SCornelia Huck 1532d2256070SHalil Pasic static Property virtio_ccw_crypto_properties[] = { 1533d2256070SHalil Pasic DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1534d2256070SHalil Pasic VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1535d2256070SHalil Pasic DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1536d2256070SHalil Pasic VIRTIO_CCW_MAX_REV), 1537d2256070SHalil Pasic DEFINE_PROP_END_OF_LIST(), 1538d2256070SHalil Pasic }; 1539d2256070SHalil Pasic 1540d2256070SHalil Pasic static void virtio_ccw_crypto_instance_init(Object *obj) 1541d2256070SHalil Pasic { 1542d2256070SHalil Pasic VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(obj); 1543d2256070SHalil Pasic VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj); 1544d2256070SHalil Pasic 1545d2256070SHalil Pasic ccw_dev->force_revision_1 = true; 1546d2256070SHalil Pasic virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 1547d2256070SHalil Pasic TYPE_VIRTIO_CRYPTO); 1548d2256070SHalil Pasic } 1549d2256070SHalil Pasic 1550d2256070SHalil Pasic static void virtio_ccw_crypto_class_init(ObjectClass *klass, void *data) 1551d2256070SHalil Pasic { 1552d2256070SHalil Pasic DeviceClass *dc = DEVICE_CLASS(klass); 1553d2256070SHalil Pasic VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1554d2256070SHalil Pasic 1555d2256070SHalil Pasic k->realize = virtio_ccw_crypto_realize; 155624118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 1557d2256070SHalil Pasic dc->props = virtio_ccw_crypto_properties; 1558d2256070SHalil Pasic set_bit(DEVICE_CATEGORY_MISC, dc->categories); 1559d2256070SHalil Pasic } 1560d2256070SHalil Pasic 1561d2256070SHalil Pasic static const TypeInfo virtio_ccw_crypto = { 1562d2256070SHalil Pasic .name = TYPE_VIRTIO_CRYPTO_CCW, 1563d2256070SHalil Pasic .parent = TYPE_VIRTIO_CCW_DEVICE, 1564d2256070SHalil Pasic .instance_size = sizeof(VirtIOCryptoCcw), 1565d2256070SHalil Pasic .instance_init = virtio_ccw_crypto_instance_init, 1566d2256070SHalil Pasic .class_init = virtio_ccw_crypto_class_init, 1567d2256070SHalil Pasic }; 1568d2256070SHalil Pasic 15691f8ad889SFarhan Ali static Property virtio_ccw_gpu_properties[] = { 15701f8ad889SFarhan Ali DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 15711f8ad889SFarhan Ali VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 15721f8ad889SFarhan Ali DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 15731f8ad889SFarhan Ali VIRTIO_CCW_MAX_REV), 15741f8ad889SFarhan Ali DEFINE_PROP_END_OF_LIST(), 15751f8ad889SFarhan Ali }; 15761f8ad889SFarhan Ali 15771f8ad889SFarhan Ali static void virtio_ccw_gpu_instance_init(Object *obj) 15781f8ad889SFarhan Ali { 15791f8ad889SFarhan Ali VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(obj); 15801f8ad889SFarhan Ali VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj); 15811f8ad889SFarhan Ali 15821f8ad889SFarhan Ali ccw_dev->force_revision_1 = true; 15831f8ad889SFarhan Ali virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 15841f8ad889SFarhan Ali TYPE_VIRTIO_GPU); 15851f8ad889SFarhan Ali } 15861f8ad889SFarhan Ali 15871f8ad889SFarhan Ali static void virtio_ccw_gpu_class_init(ObjectClass *klass, void *data) 15881f8ad889SFarhan Ali { 15891f8ad889SFarhan Ali DeviceClass *dc = DEVICE_CLASS(klass); 15901f8ad889SFarhan Ali VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 15911f8ad889SFarhan Ali 15921f8ad889SFarhan Ali k->realize = virtio_ccw_gpu_realize; 159324118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 15941f8ad889SFarhan Ali dc->props = virtio_ccw_gpu_properties; 15951f8ad889SFarhan Ali dc->hotpluggable = false; 15961f8ad889SFarhan Ali set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 15971f8ad889SFarhan Ali } 15981f8ad889SFarhan Ali 15991f8ad889SFarhan Ali static const TypeInfo virtio_ccw_gpu = { 16001f8ad889SFarhan Ali .name = TYPE_VIRTIO_GPU_CCW, 16011f8ad889SFarhan Ali .parent = TYPE_VIRTIO_CCW_DEVICE, 16021f8ad889SFarhan Ali .instance_size = sizeof(VirtIOGPUCcw), 16031f8ad889SFarhan Ali .instance_init = virtio_ccw_gpu_instance_init, 16041f8ad889SFarhan Ali .class_init = virtio_ccw_gpu_class_init, 16051f8ad889SFarhan Ali }; 16061f8ad889SFarhan Ali 16073382cf1fSFarhan Ali static Property virtio_ccw_input_properties[] = { 16083382cf1fSFarhan Ali DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 16093382cf1fSFarhan Ali VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 16103382cf1fSFarhan Ali DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 16113382cf1fSFarhan Ali VIRTIO_CCW_MAX_REV), 16123382cf1fSFarhan Ali DEFINE_PROP_END_OF_LIST(), 16133382cf1fSFarhan Ali }; 16143382cf1fSFarhan Ali 16153382cf1fSFarhan Ali static void virtio_ccw_input_class_init(ObjectClass *klass, void *data) 16163382cf1fSFarhan Ali { 16173382cf1fSFarhan Ali DeviceClass *dc = DEVICE_CLASS(klass); 16183382cf1fSFarhan Ali VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 16193382cf1fSFarhan Ali 16203382cf1fSFarhan Ali k->realize = virtio_ccw_input_realize; 162124118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 16223382cf1fSFarhan Ali dc->props = virtio_ccw_input_properties; 16233382cf1fSFarhan Ali set_bit(DEVICE_CATEGORY_INPUT, dc->categories); 16243382cf1fSFarhan Ali } 16253382cf1fSFarhan Ali 16263382cf1fSFarhan Ali static void virtio_ccw_keyboard_instance_init(Object *obj) 16273382cf1fSFarhan Ali { 16283382cf1fSFarhan Ali VirtIOInputHIDCcw *dev = VIRTIO_INPUT_HID_CCW(obj); 16293382cf1fSFarhan Ali VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj); 16303382cf1fSFarhan Ali 16313382cf1fSFarhan Ali ccw_dev->force_revision_1 = true; 16323382cf1fSFarhan Ali virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 16333382cf1fSFarhan Ali TYPE_VIRTIO_KEYBOARD); 16343382cf1fSFarhan Ali } 16353382cf1fSFarhan Ali 16363382cf1fSFarhan Ali static void virtio_ccw_mouse_instance_init(Object *obj) 16373382cf1fSFarhan Ali { 16383382cf1fSFarhan Ali VirtIOInputHIDCcw *dev = VIRTIO_INPUT_HID_CCW(obj); 16393382cf1fSFarhan Ali VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj); 16403382cf1fSFarhan Ali 16413382cf1fSFarhan Ali ccw_dev->force_revision_1 = true; 16423382cf1fSFarhan Ali virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 16433382cf1fSFarhan Ali TYPE_VIRTIO_MOUSE); 16443382cf1fSFarhan Ali } 16453382cf1fSFarhan Ali 16463382cf1fSFarhan Ali static void virtio_ccw_tablet_instance_init(Object *obj) 16473382cf1fSFarhan Ali { 16483382cf1fSFarhan Ali VirtIOInputHIDCcw *dev = VIRTIO_INPUT_HID_CCW(obj); 16493382cf1fSFarhan Ali VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj); 16503382cf1fSFarhan Ali 16513382cf1fSFarhan Ali ccw_dev->force_revision_1 = true; 16523382cf1fSFarhan Ali virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 16533382cf1fSFarhan Ali TYPE_VIRTIO_TABLET); 16543382cf1fSFarhan Ali } 16553382cf1fSFarhan Ali 16563382cf1fSFarhan Ali static const TypeInfo virtio_ccw_input = { 16573382cf1fSFarhan Ali .name = TYPE_VIRTIO_INPUT_CCW, 16583382cf1fSFarhan Ali .parent = TYPE_VIRTIO_CCW_DEVICE, 16593382cf1fSFarhan Ali .instance_size = sizeof(VirtIOInputCcw), 16603382cf1fSFarhan Ali .class_init = virtio_ccw_input_class_init, 16613382cf1fSFarhan Ali .abstract = true, 16623382cf1fSFarhan Ali }; 16633382cf1fSFarhan Ali 16643382cf1fSFarhan Ali static const TypeInfo virtio_ccw_input_hid = { 16653382cf1fSFarhan Ali .name = TYPE_VIRTIO_INPUT_HID_CCW, 16663382cf1fSFarhan Ali .parent = TYPE_VIRTIO_INPUT_CCW, 16673382cf1fSFarhan Ali .instance_size = sizeof(VirtIOInputHIDCcw), 16683382cf1fSFarhan Ali .abstract = true, 16693382cf1fSFarhan Ali }; 16703382cf1fSFarhan Ali 16713382cf1fSFarhan Ali static const TypeInfo virtio_ccw_keyboard = { 16723382cf1fSFarhan Ali .name = TYPE_VIRTIO_KEYBOARD_CCW, 16733382cf1fSFarhan Ali .parent = TYPE_VIRTIO_INPUT_HID_CCW, 16743382cf1fSFarhan Ali .instance_size = sizeof(VirtIOInputHIDCcw), 16753382cf1fSFarhan Ali .instance_init = virtio_ccw_keyboard_instance_init, 16763382cf1fSFarhan Ali }; 16773382cf1fSFarhan Ali 16783382cf1fSFarhan Ali static const TypeInfo virtio_ccw_mouse = { 16793382cf1fSFarhan Ali .name = TYPE_VIRTIO_MOUSE_CCW, 16803382cf1fSFarhan Ali .parent = TYPE_VIRTIO_INPUT_HID_CCW, 16813382cf1fSFarhan Ali .instance_size = sizeof(VirtIOInputHIDCcw), 16823382cf1fSFarhan Ali .instance_init = virtio_ccw_mouse_instance_init, 16833382cf1fSFarhan Ali }; 16843382cf1fSFarhan Ali 16853382cf1fSFarhan Ali static const TypeInfo virtio_ccw_tablet = { 16863382cf1fSFarhan Ali .name = TYPE_VIRTIO_TABLET_CCW, 16873382cf1fSFarhan Ali .parent = TYPE_VIRTIO_INPUT_HID_CCW, 16883382cf1fSFarhan Ali .instance_size = sizeof(VirtIOInputHIDCcw), 16893382cf1fSFarhan Ali .instance_init = virtio_ccw_tablet_instance_init, 16903382cf1fSFarhan Ali }; 16913382cf1fSFarhan Ali 16925e5ced38SMarkus Armbruster static void virtio_ccw_busdev_realize(DeviceState *dev, Error **errp) 1693a5cf2bb4SCornelia Huck { 1694a5cf2bb4SCornelia Huck VirtioCcwDevice *_dev = (VirtioCcwDevice *)dev; 1695a5cf2bb4SCornelia Huck 16961bf4d7aaSAndreas Färber virtio_ccw_bus_new(&_dev->bus, sizeof(_dev->bus), _dev); 16971fa75523SCornelia Huck virtio_ccw_device_realize(_dev, errp); 1698a5cf2bb4SCornelia Huck } 1699a5cf2bb4SCornelia Huck 170024118af8SNia Alarie static void virtio_ccw_busdev_unrealize(DeviceState *dev, Error **errp) 1701a5cf2bb4SCornelia Huck { 1702a5cf2bb4SCornelia Huck VirtioCcwDevice *_dev = (VirtioCcwDevice *)dev; 1703a5cf2bb4SCornelia Huck VirtIOCCWDeviceClass *_info = VIRTIO_CCW_DEVICE_GET_CLASS(dev); 1704a5cf2bb4SCornelia Huck 170524118af8SNia Alarie _info->unrealize(_dev, errp); 1706a5cf2bb4SCornelia Huck } 1707a5cf2bb4SCornelia Huck 1708b804e8a6SJing Liu static void virtio_ccw_busdev_unplug(HotplugHandler *hotplug_dev, 1709277bc95eSIgor Mammedov DeviceState *dev, Error **errp) 1710a5cf2bb4SCornelia Huck { 1711b804e8a6SJing Liu VirtioCcwDevice *_dev = to_virtio_ccw_dev_fast(dev); 1712a5cf2bb4SCornelia Huck 17130b81c1efSPaolo Bonzini virtio_ccw_stop_ioeventfd(_dev); 1714a5cf2bb4SCornelia Huck } 1715a5cf2bb4SCornelia Huck 1716a5cf2bb4SCornelia Huck static void virtio_ccw_device_class_init(ObjectClass *klass, void *data) 1717a5cf2bb4SCornelia Huck { 1718a5cf2bb4SCornelia Huck DeviceClass *dc = DEVICE_CLASS(klass); 1719b804e8a6SJing Liu CCWDeviceClass *k = CCW_DEVICE_CLASS(dc); 1720*838fb84fSCornelia Huck VirtIOCCWDeviceClass *vdc = VIRTIO_CCW_DEVICE_CLASS(klass); 1721a5cf2bb4SCornelia Huck 1722b804e8a6SJing Liu k->unplug = virtio_ccw_busdev_unplug; 17235e5ced38SMarkus Armbruster dc->realize = virtio_ccw_busdev_realize; 172424118af8SNia Alarie dc->unrealize = virtio_ccw_busdev_unrealize; 1725a5cf2bb4SCornelia Huck dc->bus_type = TYPE_VIRTUAL_CSS_BUS; 1726*838fb84fSCornelia Huck device_class_set_parent_reset(dc, virtio_ccw_reset, &vdc->parent_reset); 1727a5cf2bb4SCornelia Huck } 1728a5cf2bb4SCornelia Huck 1729a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_device_info = { 1730a5cf2bb4SCornelia Huck .name = TYPE_VIRTIO_CCW_DEVICE, 1731b804e8a6SJing Liu .parent = TYPE_CCW_DEVICE, 1732a5cf2bb4SCornelia Huck .instance_size = sizeof(VirtioCcwDevice), 1733a5cf2bb4SCornelia Huck .class_init = virtio_ccw_device_class_init, 1734a5cf2bb4SCornelia Huck .class_size = sizeof(VirtIOCCWDeviceClass), 1735a5cf2bb4SCornelia Huck .abstract = true, 1736a5cf2bb4SCornelia Huck }; 1737a5cf2bb4SCornelia Huck 1738a5cf2bb4SCornelia Huck /* virtio-ccw-bus */ 1739a5cf2bb4SCornelia Huck 17401bf4d7aaSAndreas Färber static void virtio_ccw_bus_new(VirtioBusState *bus, size_t bus_size, 17411bf4d7aaSAndreas Färber VirtioCcwDevice *dev) 1742a5cf2bb4SCornelia Huck { 1743a5cf2bb4SCornelia Huck DeviceState *qdev = DEVICE(dev); 1744f4dd69aaSKONRAD Frederic char virtio_bus_name[] = "virtio-bus"; 1745a5cf2bb4SCornelia Huck 1746fb17dfe0SAndreas Färber qbus_create_inplace(bus, bus_size, TYPE_VIRTIO_CCW_BUS, 1747fb17dfe0SAndreas Färber qdev, virtio_bus_name); 1748a5cf2bb4SCornelia Huck } 1749a5cf2bb4SCornelia Huck 1750a5cf2bb4SCornelia Huck static void virtio_ccw_bus_class_init(ObjectClass *klass, void *data) 1751a5cf2bb4SCornelia Huck { 1752a5cf2bb4SCornelia Huck VirtioBusClass *k = VIRTIO_BUS_CLASS(klass); 1753a5cf2bb4SCornelia Huck BusClass *bus_class = BUS_CLASS(klass); 1754a5cf2bb4SCornelia Huck 1755a5cf2bb4SCornelia Huck bus_class->max_dev = 1; 1756a5cf2bb4SCornelia Huck k->notify = virtio_ccw_notify; 1757b4436a0bSCornelia Huck k->vmstate_change = virtio_ccw_vmstate_change; 1758320ce850SCornelia Huck k->query_guest_notifiers = virtio_ccw_query_guest_notifiers; 1759320ce850SCornelia Huck k->set_guest_notifiers = virtio_ccw_set_guest_notifiers; 1760bcb2b582SJens Freimann k->save_queue = virtio_ccw_save_queue; 1761bcb2b582SJens Freimann k->load_queue = virtio_ccw_load_queue; 1762bcb2b582SJens Freimann k->save_config = virtio_ccw_save_config; 1763bcb2b582SJens Freimann k->load_config = virtio_ccw_load_config; 1764d1b4259fSMaxime Coquelin k->pre_plugged = virtio_ccw_pre_plugged; 1765fb846a09SCornelia Huck k->device_plugged = virtio_ccw_device_plugged; 1766fb846a09SCornelia Huck k->device_unplugged = virtio_ccw_device_unplugged; 17678e93cef1SPaolo Bonzini k->ioeventfd_enabled = virtio_ccw_ioeventfd_enabled; 17687c55f68aSCornelia Huck k->ioeventfd_assign = virtio_ccw_ioeventfd_assign; 1769a5cf2bb4SCornelia Huck } 1770a5cf2bb4SCornelia Huck 1771a5cf2bb4SCornelia Huck static const TypeInfo virtio_ccw_bus_info = { 1772a5cf2bb4SCornelia Huck .name = TYPE_VIRTIO_CCW_BUS, 1773a5cf2bb4SCornelia Huck .parent = TYPE_VIRTIO_BUS, 1774a5cf2bb4SCornelia Huck .instance_size = sizeof(VirtioCcwBusState), 1775a5cf2bb4SCornelia Huck .class_init = virtio_ccw_bus_class_init, 1776a5cf2bb4SCornelia Huck }; 1777a5cf2bb4SCornelia Huck 1778de6a9218SPierre Morel #ifdef CONFIG_VIRTFS 1779de6a9218SPierre Morel static Property virtio_ccw_9p_properties[] = { 1780de6a9218SPierre Morel DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 1781de6a9218SPierre Morel VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 1782542571d5SCornelia Huck DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1783542571d5SCornelia Huck VIRTIO_CCW_MAX_REV), 1784de6a9218SPierre Morel DEFINE_PROP_END_OF_LIST(), 1785de6a9218SPierre Morel }; 1786de6a9218SPierre Morel 1787de6a9218SPierre Morel static void virtio_ccw_9p_realize(VirtioCcwDevice *ccw_dev, Error **errp) 1788de6a9218SPierre Morel { 1789de6a9218SPierre Morel V9fsCCWState *dev = VIRTIO_9P_CCW(ccw_dev); 1790de6a9218SPierre Morel DeviceState *vdev = DEVICE(&dev->vdev); 1791de6a9218SPierre Morel 1792de6a9218SPierre Morel qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 17936b62d961SEduardo Habkost object_property_set_bool(OBJECT(vdev), true, "realized", errp); 1794de6a9218SPierre Morel } 1795de6a9218SPierre Morel 1796de6a9218SPierre Morel static void virtio_ccw_9p_class_init(ObjectClass *klass, void *data) 1797de6a9218SPierre Morel { 1798de6a9218SPierre Morel DeviceClass *dc = DEVICE_CLASS(klass); 1799de6a9218SPierre Morel VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1800de6a9218SPierre Morel 180124118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 1802de6a9218SPierre Morel k->realize = virtio_ccw_9p_realize; 1803de6a9218SPierre Morel dc->props = virtio_ccw_9p_properties; 1804de6a9218SPierre Morel set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); 1805de6a9218SPierre Morel } 1806de6a9218SPierre Morel 1807de6a9218SPierre Morel static void virtio_ccw_9p_instance_init(Object *obj) 1808de6a9218SPierre Morel { 1809de6a9218SPierre Morel V9fsCCWState *dev = VIRTIO_9P_CCW(obj); 1810de6a9218SPierre Morel 1811de6a9218SPierre Morel virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 1812de6a9218SPierre Morel TYPE_VIRTIO_9P); 1813de6a9218SPierre Morel } 1814de6a9218SPierre Morel 1815de6a9218SPierre Morel static const TypeInfo virtio_ccw_9p_info = { 1816de6a9218SPierre Morel .name = TYPE_VIRTIO_9P_CCW, 1817de6a9218SPierre Morel .parent = TYPE_VIRTIO_CCW_DEVICE, 1818de6a9218SPierre Morel .instance_size = sizeof(V9fsCCWState), 1819de6a9218SPierre Morel .instance_init = virtio_ccw_9p_instance_init, 1820de6a9218SPierre Morel .class_init = virtio_ccw_9p_class_init, 1821de6a9218SPierre Morel }; 1822de6a9218SPierre Morel #endif 1823de6a9218SPierre Morel 1824fc0b9b0eSStefan Hajnoczi #ifdef CONFIG_VHOST_VSOCK 1825fc0b9b0eSStefan Hajnoczi 1826fc0b9b0eSStefan Hajnoczi static Property vhost_vsock_ccw_properties[] = { 1827fc0b9b0eSStefan Hajnoczi DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 1828fc0b9b0eSStefan Hajnoczi VIRTIO_CCW_MAX_REV), 1829fc0b9b0eSStefan Hajnoczi DEFINE_PROP_END_OF_LIST(), 1830fc0b9b0eSStefan Hajnoczi }; 1831fc0b9b0eSStefan Hajnoczi 1832fc0b9b0eSStefan Hajnoczi static void vhost_vsock_ccw_realize(VirtioCcwDevice *ccw_dev, Error **errp) 1833fc0b9b0eSStefan Hajnoczi { 1834fc0b9b0eSStefan Hajnoczi VHostVSockCCWState *dev = VHOST_VSOCK_CCW(ccw_dev); 1835fc0b9b0eSStefan Hajnoczi DeviceState *vdev = DEVICE(&dev->vdev); 1836fc0b9b0eSStefan Hajnoczi Error *err = NULL; 1837fc0b9b0eSStefan Hajnoczi 1838fc0b9b0eSStefan Hajnoczi qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 1839fc0b9b0eSStefan Hajnoczi object_property_set_bool(OBJECT(vdev), true, "realized", &err); 1840fc0b9b0eSStefan Hajnoczi error_propagate(errp, err); 1841fc0b9b0eSStefan Hajnoczi } 1842fc0b9b0eSStefan Hajnoczi 1843fc0b9b0eSStefan Hajnoczi static void vhost_vsock_ccw_class_init(ObjectClass *klass, void *data) 1844fc0b9b0eSStefan Hajnoczi { 1845fc0b9b0eSStefan Hajnoczi DeviceClass *dc = DEVICE_CLASS(klass); 1846fc0b9b0eSStefan Hajnoczi VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 1847fc0b9b0eSStefan Hajnoczi 1848fc0b9b0eSStefan Hajnoczi k->realize = vhost_vsock_ccw_realize; 184924118af8SNia Alarie k->unrealize = virtio_ccw_unrealize; 1850fc0b9b0eSStefan Hajnoczi set_bit(DEVICE_CATEGORY_MISC, dc->categories); 1851fc0b9b0eSStefan Hajnoczi dc->props = vhost_vsock_ccw_properties; 1852fc0b9b0eSStefan Hajnoczi } 1853fc0b9b0eSStefan Hajnoczi 1854fc0b9b0eSStefan Hajnoczi static void vhost_vsock_ccw_instance_init(Object *obj) 1855fc0b9b0eSStefan Hajnoczi { 1856fc0b9b0eSStefan Hajnoczi VHostVSockCCWState *dev = VHOST_VSOCK_CCW(obj); 1857fc0b9b0eSStefan Hajnoczi 1858fc0b9b0eSStefan Hajnoczi virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 1859fc0b9b0eSStefan Hajnoczi TYPE_VHOST_VSOCK); 1860fc0b9b0eSStefan Hajnoczi } 1861fc0b9b0eSStefan Hajnoczi 1862fc0b9b0eSStefan Hajnoczi static const TypeInfo vhost_vsock_ccw_info = { 1863fc0b9b0eSStefan Hajnoczi .name = TYPE_VHOST_VSOCK_CCW, 1864fc0b9b0eSStefan Hajnoczi .parent = TYPE_VIRTIO_CCW_DEVICE, 1865fc0b9b0eSStefan Hajnoczi .instance_size = sizeof(VHostVSockCCWState), 1866fc0b9b0eSStefan Hajnoczi .instance_init = vhost_vsock_ccw_instance_init, 1867fc0b9b0eSStefan Hajnoczi .class_init = vhost_vsock_ccw_class_init, 1868fc0b9b0eSStefan Hajnoczi }; 1869fc0b9b0eSStefan Hajnoczi #endif 1870fc0b9b0eSStefan Hajnoczi 1871a5cf2bb4SCornelia Huck static void virtio_ccw_register(void) 1872a5cf2bb4SCornelia Huck { 1873a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_bus_info); 1874a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_device_info); 1875a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_serial); 1876a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_blk); 1877a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_net); 1878a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_balloon); 1879a5cf2bb4SCornelia Huck type_register_static(&virtio_ccw_scsi); 1880b702d2aeSEd Maste #ifdef CONFIG_VHOST_SCSI 1881ccf6916cSPaolo Bonzini type_register_static(&vhost_ccw_scsi); 1882b702d2aeSEd Maste #endif 18832362ecc5SCornelia Huck type_register_static(&virtio_ccw_rng); 1884de6a9218SPierre Morel #ifdef CONFIG_VIRTFS 1885de6a9218SPierre Morel type_register_static(&virtio_ccw_9p_info); 1886de6a9218SPierre Morel #endif 1887fc0b9b0eSStefan Hajnoczi #ifdef CONFIG_VHOST_VSOCK 1888fc0b9b0eSStefan Hajnoczi type_register_static(&vhost_vsock_ccw_info); 1889fc0b9b0eSStefan Hajnoczi #endif 1890d2256070SHalil Pasic type_register_static(&virtio_ccw_crypto); 18911f8ad889SFarhan Ali type_register_static(&virtio_ccw_gpu); 18923382cf1fSFarhan Ali type_register_static(&virtio_ccw_input); 18933382cf1fSFarhan Ali type_register_static(&virtio_ccw_input_hid); 18943382cf1fSFarhan Ali type_register_static(&virtio_ccw_keyboard); 18953382cf1fSFarhan Ali type_register_static(&virtio_ccw_mouse); 18963382cf1fSFarhan Ali type_register_static(&virtio_ccw_tablet); 1897a5cf2bb4SCornelia Huck } 1898a5cf2bb4SCornelia Huck 1899a5cf2bb4SCornelia Huck type_init(virtio_ccw_register) 1900