12b2325ffSGerd Hoffmann /* 22b2325ffSGerd Hoffmann * Linux host USB redirector 32b2325ffSGerd Hoffmann * 42b2325ffSGerd Hoffmann * Copyright (c) 2005 Fabrice Bellard 52b2325ffSGerd Hoffmann * 62b2325ffSGerd Hoffmann * Copyright (c) 2008 Max Krasnyansky 72b2325ffSGerd Hoffmann * Support for host device auto connect & disconnect 82b2325ffSGerd Hoffmann * Major rewrite to support fully async operation 92b2325ffSGerd Hoffmann * 102b2325ffSGerd Hoffmann * Copyright 2008 TJ <linux@tjworld.net> 112b2325ffSGerd Hoffmann * Added flexible support for /dev/bus/usb /sys/bus/usb/devices in addition 122b2325ffSGerd Hoffmann * to the legacy /proc/bus/usb USB device discovery and handling 132b2325ffSGerd Hoffmann * 142b2325ffSGerd Hoffmann * (c) 2012 Gerd Hoffmann <kraxel@redhat.com> 152b2325ffSGerd Hoffmann * Completely rewritten to use libusb instead of usbfs ioctls. 162b2325ffSGerd Hoffmann * 172b2325ffSGerd Hoffmann * Permission is hereby granted, free of charge, to any person obtaining a copy 182b2325ffSGerd Hoffmann * of this software and associated documentation files (the "Software"), to deal 192b2325ffSGerd Hoffmann * in the Software without restriction, including without limitation the rights 202b2325ffSGerd Hoffmann * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 212b2325ffSGerd Hoffmann * copies of the Software, and to permit persons to whom the Software is 222b2325ffSGerd Hoffmann * furnished to do so, subject to the following conditions: 232b2325ffSGerd Hoffmann * 242b2325ffSGerd Hoffmann * The above copyright notice and this permission notice shall be included in 252b2325ffSGerd Hoffmann * all copies or substantial portions of the Software. 262b2325ffSGerd Hoffmann * 272b2325ffSGerd Hoffmann * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 282b2325ffSGerd Hoffmann * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 292b2325ffSGerd Hoffmann * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 302b2325ffSGerd Hoffmann * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 312b2325ffSGerd Hoffmann * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 322b2325ffSGerd Hoffmann * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 332b2325ffSGerd Hoffmann * THE SOFTWARE. 342b2325ffSGerd Hoffmann */ 352b2325ffSGerd Hoffmann 36e532b2e0SPeter Maydell #include "qemu/osdep.h" 37a277c3e0SStefan Weil #ifndef CONFIG_WIN32 382b2325ffSGerd Hoffmann #include <poll.h> 39a277c3e0SStefan Weil #endif 402b2325ffSGerd Hoffmann #include <libusb.h> 412b2325ffSGerd Hoffmann 42da34e65cSMarkus Armbruster #include "qapi/error.h" 43d6454270SMarkus Armbruster #include "migration/vmstate.h" 442b2325ffSGerd Hoffmann #include "monitor/monitor.h" 45d49b6836SMarkus Armbruster #include "qemu/error-report.h" 46db725815SMarkus Armbruster #include "qemu/main-loop.h" 470b8fa32fSMarkus Armbruster #include "qemu/module.h" 4854d31236SMarkus Armbruster #include "sysemu/runstate.h" 492b2325ffSGerd Hoffmann #include "sysemu/sysemu.h" 502b2325ffSGerd Hoffmann #include "trace.h" 512b2325ffSGerd Hoffmann 52a27bd6c7SMarkus Armbruster #include "hw/qdev-properties.h" 532b2325ffSGerd Hoffmann #include "hw/usb.h" 542b2325ffSGerd Hoffmann 552b2325ffSGerd Hoffmann /* ------------------------------------------------------------------------ */ 562b2325ffSGerd Hoffmann 572b2325ffSGerd Hoffmann #define TYPE_USB_HOST_DEVICE "usb-host" 582b2325ffSGerd Hoffmann #define USB_HOST_DEVICE(obj) \ 592b2325ffSGerd Hoffmann OBJECT_CHECK(USBHostDevice, (obj), TYPE_USB_HOST_DEVICE) 602b2325ffSGerd Hoffmann 612b2325ffSGerd Hoffmann typedef struct USBHostDevice USBHostDevice; 622b2325ffSGerd Hoffmann typedef struct USBHostRequest USBHostRequest; 632b2325ffSGerd Hoffmann typedef struct USBHostIsoXfer USBHostIsoXfer; 642b2325ffSGerd Hoffmann typedef struct USBHostIsoRing USBHostIsoRing; 652b2325ffSGerd Hoffmann 662b2325ffSGerd Hoffmann struct USBAutoFilter { 672b2325ffSGerd Hoffmann uint32_t bus_num; 682b2325ffSGerd Hoffmann uint32_t addr; 692b2325ffSGerd Hoffmann char *port; 702b2325ffSGerd Hoffmann uint32_t vendor_id; 712b2325ffSGerd Hoffmann uint32_t product_id; 722b2325ffSGerd Hoffmann }; 732b2325ffSGerd Hoffmann 742b2325ffSGerd Hoffmann enum USBHostDeviceOptions { 752b2325ffSGerd Hoffmann USB_HOST_OPT_PIPELINE, 762b2325ffSGerd Hoffmann }; 772b2325ffSGerd Hoffmann 782b2325ffSGerd Hoffmann struct USBHostDevice { 792b2325ffSGerd Hoffmann USBDevice parent_obj; 802b2325ffSGerd Hoffmann 812b2325ffSGerd Hoffmann /* properties */ 822b2325ffSGerd Hoffmann struct USBAutoFilter match; 839f815e83SGerd Hoffmann char *hostdevice; 842b2325ffSGerd Hoffmann int32_t bootindex; 852b2325ffSGerd Hoffmann uint32_t iso_urb_count; 862b2325ffSGerd Hoffmann uint32_t iso_urb_frames; 872b2325ffSGerd Hoffmann uint32_t options; 882b2325ffSGerd Hoffmann uint32_t loglevel; 89e058fa2dSGerd Hoffmann bool needs_autoscan; 901dfe2b91SGerd Hoffmann bool allow_one_guest_reset; 911dfe2b91SGerd Hoffmann bool allow_all_guest_resets; 927bacaf5fSYuri Benditovich bool suppress_remote_wake; 931dfe2b91SGerd Hoffmann 942b2325ffSGerd Hoffmann /* state */ 952b2325ffSGerd Hoffmann QTAILQ_ENTRY(USBHostDevice) next; 962b2325ffSGerd Hoffmann int seen, errcount; 972b2325ffSGerd Hoffmann int bus_num; 982b2325ffSGerd Hoffmann int addr; 992b2325ffSGerd Hoffmann char port[16]; 1002b2325ffSGerd Hoffmann 1019f815e83SGerd Hoffmann int hostfd; 1022b2325ffSGerd Hoffmann libusb_device *dev; 1032b2325ffSGerd Hoffmann libusb_device_handle *dh; 1042b2325ffSGerd Hoffmann struct libusb_device_descriptor ddesc; 1052b2325ffSGerd Hoffmann 1062b2325ffSGerd Hoffmann struct { 1072b2325ffSGerd Hoffmann bool detached; 1082b2325ffSGerd Hoffmann bool claimed; 1092b2325ffSGerd Hoffmann } ifs[USB_MAX_INTERFACES]; 1102b2325ffSGerd Hoffmann 1112b2325ffSGerd Hoffmann /* callbacks & friends */ 11295efb20cSGerd Hoffmann QEMUBH *bh_nodev; 11395efb20cSGerd Hoffmann QEMUBH *bh_postld; 1143280ea8eSGerd Hoffmann bool bh_postld_pending; 1152b2325ffSGerd Hoffmann Notifier exit; 1162b2325ffSGerd Hoffmann 1172b2325ffSGerd Hoffmann /* request queues */ 1182b2325ffSGerd Hoffmann QTAILQ_HEAD(, USBHostRequest) requests; 1192b2325ffSGerd Hoffmann QTAILQ_HEAD(, USBHostIsoRing) isorings; 1202b2325ffSGerd Hoffmann }; 1212b2325ffSGerd Hoffmann 1222b2325ffSGerd Hoffmann struct USBHostRequest { 1232b2325ffSGerd Hoffmann USBHostDevice *host; 1242b2325ffSGerd Hoffmann USBPacket *p; 1252b2325ffSGerd Hoffmann bool in; 1262b2325ffSGerd Hoffmann struct libusb_transfer *xfer; 1272b2325ffSGerd Hoffmann unsigned char *buffer; 1282b2325ffSGerd Hoffmann unsigned char *cbuf; 1292b2325ffSGerd Hoffmann unsigned int clen; 130b88a3e01SGerd Hoffmann bool usb3ep0quirk; 1312b2325ffSGerd Hoffmann QTAILQ_ENTRY(USBHostRequest) next; 1322b2325ffSGerd Hoffmann }; 1332b2325ffSGerd Hoffmann 1342b2325ffSGerd Hoffmann struct USBHostIsoXfer { 1352b2325ffSGerd Hoffmann USBHostIsoRing *ring; 1362b2325ffSGerd Hoffmann struct libusb_transfer *xfer; 1372b2325ffSGerd Hoffmann bool copy_complete; 1382b2325ffSGerd Hoffmann unsigned int packet; 1392b2325ffSGerd Hoffmann QTAILQ_ENTRY(USBHostIsoXfer) next; 1402b2325ffSGerd Hoffmann }; 1412b2325ffSGerd Hoffmann 1422b2325ffSGerd Hoffmann struct USBHostIsoRing { 1432b2325ffSGerd Hoffmann USBHostDevice *host; 1442b2325ffSGerd Hoffmann USBEndpoint *ep; 1452b2325ffSGerd Hoffmann QTAILQ_HEAD(, USBHostIsoXfer) unused; 1462b2325ffSGerd Hoffmann QTAILQ_HEAD(, USBHostIsoXfer) inflight; 1472b2325ffSGerd Hoffmann QTAILQ_HEAD(, USBHostIsoXfer) copy; 1482b2325ffSGerd Hoffmann QTAILQ_ENTRY(USBHostIsoRing) next; 1492b2325ffSGerd Hoffmann }; 1502b2325ffSGerd Hoffmann 1512b2325ffSGerd Hoffmann static QTAILQ_HEAD(, USBHostDevice) hostdevs = 1522b2325ffSGerd Hoffmann QTAILQ_HEAD_INITIALIZER(hostdevs); 1532b2325ffSGerd Hoffmann 1542b2325ffSGerd Hoffmann static void usb_host_auto_check(void *unused); 1552b2325ffSGerd Hoffmann static void usb_host_release_interfaces(USBHostDevice *s); 1562b2325ffSGerd Hoffmann static void usb_host_nodev(USBHostDevice *s); 157f34d5c75SHans de Goede static void usb_host_detach_kernel(USBHostDevice *s); 1582b2325ffSGerd Hoffmann static void usb_host_attach_kernel(USBHostDevice *s); 1592b2325ffSGerd Hoffmann 1602b2325ffSGerd Hoffmann /* ------------------------------------------------------------------------ */ 1612b2325ffSGerd Hoffmann 1621e03e407SChris Johns #ifndef LIBUSB_LOG_LEVEL_WARNING /* older libusb didn't define these */ 1631e03e407SChris Johns #define LIBUSB_LOG_LEVEL_WARNING 2 1641e03e407SChris Johns #endif 1651e03e407SChris Johns 1661e03e407SChris Johns /* ------------------------------------------------------------------------ */ 1671e03e407SChris Johns 1682b2325ffSGerd Hoffmann #define CONTROL_TIMEOUT 10000 /* 10 sec */ 1692b2325ffSGerd Hoffmann #define BULK_TIMEOUT 0 /* unlimited */ 1702b2325ffSGerd Hoffmann #define INTR_TIMEOUT 0 /* unlimited */ 1712b2325ffSGerd Hoffmann 172102a3d84SGerd Hoffmann #ifndef LIBUSB_API_VERSION 173102a3d84SGerd Hoffmann # define LIBUSB_API_VERSION LIBUSBX_API_VERSION 174102a3d84SGerd Hoffmann #endif 175102a3d84SGerd Hoffmann #if LIBUSB_API_VERSION >= 0x01000103 176322fd1f4SGerd Hoffmann # define HAVE_STREAMS 1 177322fd1f4SGerd Hoffmann #endif 178322fd1f4SGerd Hoffmann 1792b2325ffSGerd Hoffmann static const char *speed_name[] = { 1802b2325ffSGerd Hoffmann [LIBUSB_SPEED_UNKNOWN] = "?", 1812b2325ffSGerd Hoffmann [LIBUSB_SPEED_LOW] = "1.5", 1822b2325ffSGerd Hoffmann [LIBUSB_SPEED_FULL] = "12", 1832b2325ffSGerd Hoffmann [LIBUSB_SPEED_HIGH] = "480", 1842b2325ffSGerd Hoffmann [LIBUSB_SPEED_SUPER] = "5000", 1852b2325ffSGerd Hoffmann }; 1862b2325ffSGerd Hoffmann 1872b2325ffSGerd Hoffmann static const unsigned int speed_map[] = { 1882b2325ffSGerd Hoffmann [LIBUSB_SPEED_LOW] = USB_SPEED_LOW, 1892b2325ffSGerd Hoffmann [LIBUSB_SPEED_FULL] = USB_SPEED_FULL, 1902b2325ffSGerd Hoffmann [LIBUSB_SPEED_HIGH] = USB_SPEED_HIGH, 1912b2325ffSGerd Hoffmann [LIBUSB_SPEED_SUPER] = USB_SPEED_SUPER, 1922b2325ffSGerd Hoffmann }; 1932b2325ffSGerd Hoffmann 1942b2325ffSGerd Hoffmann static const unsigned int status_map[] = { 1952b2325ffSGerd Hoffmann [LIBUSB_TRANSFER_COMPLETED] = USB_RET_SUCCESS, 1962b2325ffSGerd Hoffmann [LIBUSB_TRANSFER_ERROR] = USB_RET_IOERROR, 1972b2325ffSGerd Hoffmann [LIBUSB_TRANSFER_TIMED_OUT] = USB_RET_IOERROR, 1982b2325ffSGerd Hoffmann [LIBUSB_TRANSFER_CANCELLED] = USB_RET_IOERROR, 1992b2325ffSGerd Hoffmann [LIBUSB_TRANSFER_STALL] = USB_RET_STALL, 2002b2325ffSGerd Hoffmann [LIBUSB_TRANSFER_NO_DEVICE] = USB_RET_NODEV, 2012b2325ffSGerd Hoffmann [LIBUSB_TRANSFER_OVERFLOW] = USB_RET_BABBLE, 2022b2325ffSGerd Hoffmann }; 2032b2325ffSGerd Hoffmann 2042b2325ffSGerd Hoffmann static const char *err_names[] = { 2052b2325ffSGerd Hoffmann [-LIBUSB_ERROR_IO] = "IO", 2062b2325ffSGerd Hoffmann [-LIBUSB_ERROR_INVALID_PARAM] = "INVALID_PARAM", 2072b2325ffSGerd Hoffmann [-LIBUSB_ERROR_ACCESS] = "ACCESS", 2082b2325ffSGerd Hoffmann [-LIBUSB_ERROR_NO_DEVICE] = "NO_DEVICE", 2092b2325ffSGerd Hoffmann [-LIBUSB_ERROR_NOT_FOUND] = "NOT_FOUND", 2102b2325ffSGerd Hoffmann [-LIBUSB_ERROR_BUSY] = "BUSY", 2112b2325ffSGerd Hoffmann [-LIBUSB_ERROR_TIMEOUT] = "TIMEOUT", 2122b2325ffSGerd Hoffmann [-LIBUSB_ERROR_OVERFLOW] = "OVERFLOW", 2132b2325ffSGerd Hoffmann [-LIBUSB_ERROR_PIPE] = "PIPE", 2142b2325ffSGerd Hoffmann [-LIBUSB_ERROR_INTERRUPTED] = "INTERRUPTED", 2152b2325ffSGerd Hoffmann [-LIBUSB_ERROR_NO_MEM] = "NO_MEM", 2162b2325ffSGerd Hoffmann [-LIBUSB_ERROR_NOT_SUPPORTED] = "NOT_SUPPORTED", 2172b2325ffSGerd Hoffmann [-LIBUSB_ERROR_OTHER] = "OTHER", 2182b2325ffSGerd Hoffmann }; 2192b2325ffSGerd Hoffmann 2202b2325ffSGerd Hoffmann static libusb_context *ctx; 2212b2325ffSGerd Hoffmann static uint32_t loglevel; 2222b2325ffSGerd Hoffmann 223a277c3e0SStefan Weil #ifndef CONFIG_WIN32 224a277c3e0SStefan Weil 2252b2325ffSGerd Hoffmann static void usb_host_handle_fd(void *opaque) 2262b2325ffSGerd Hoffmann { 2272b2325ffSGerd Hoffmann struct timeval tv = { 0, 0 }; 2282b2325ffSGerd Hoffmann libusb_handle_events_timeout(ctx, &tv); 2292b2325ffSGerd Hoffmann } 2302b2325ffSGerd Hoffmann 2312b2325ffSGerd Hoffmann static void usb_host_add_fd(int fd, short events, void *user_data) 2322b2325ffSGerd Hoffmann { 2332b2325ffSGerd Hoffmann qemu_set_fd_handler(fd, 2342b2325ffSGerd Hoffmann (events & POLLIN) ? usb_host_handle_fd : NULL, 2352b2325ffSGerd Hoffmann (events & POLLOUT) ? usb_host_handle_fd : NULL, 2362b2325ffSGerd Hoffmann ctx); 2372b2325ffSGerd Hoffmann } 2382b2325ffSGerd Hoffmann 2392b2325ffSGerd Hoffmann static void usb_host_del_fd(int fd, void *user_data) 2402b2325ffSGerd Hoffmann { 2412b2325ffSGerd Hoffmann qemu_set_fd_handler(fd, NULL, NULL, NULL); 2422b2325ffSGerd Hoffmann } 2432b2325ffSGerd Hoffmann 244a277c3e0SStefan Weil #endif /* !CONFIG_WIN32 */ 245a277c3e0SStefan Weil 2462b2325ffSGerd Hoffmann static int usb_host_init(void) 2472b2325ffSGerd Hoffmann { 248a277c3e0SStefan Weil #ifndef CONFIG_WIN32 2492b2325ffSGerd Hoffmann const struct libusb_pollfd **poll; 250a277c3e0SStefan Weil #endif 2513bf2b3a1SStefan Weil int rc; 2522b2325ffSGerd Hoffmann 2532b2325ffSGerd Hoffmann if (ctx) { 2542b2325ffSGerd Hoffmann return 0; 2552b2325ffSGerd Hoffmann } 2562b2325ffSGerd Hoffmann rc = libusb_init(&ctx); 2572b2325ffSGerd Hoffmann if (rc != 0) { 2582b2325ffSGerd Hoffmann return -1; 2592b2325ffSGerd Hoffmann } 2609d8fa0dfSJohn Thomson #if LIBUSB_API_VERSION >= 0x01000106 2619d8fa0dfSJohn Thomson libusb_set_option(ctx, LIBUSB_OPTION_LOG_LEVEL, loglevel); 2629d8fa0dfSJohn Thomson #else 2632b2325ffSGerd Hoffmann libusb_set_debug(ctx, loglevel); 2649d8fa0dfSJohn Thomson #endif 265a277c3e0SStefan Weil #ifdef CONFIG_WIN32 266a277c3e0SStefan Weil /* FIXME: add support for Windows. */ 267a277c3e0SStefan Weil #else 2682b2325ffSGerd Hoffmann libusb_set_pollfd_notifiers(ctx, usb_host_add_fd, 2692b2325ffSGerd Hoffmann usb_host_del_fd, 2702b2325ffSGerd Hoffmann ctx); 2712b2325ffSGerd Hoffmann poll = libusb_get_pollfds(ctx); 2722b2325ffSGerd Hoffmann if (poll) { 2733bf2b3a1SStefan Weil int i; 2742b2325ffSGerd Hoffmann for (i = 0; poll[i] != NULL; i++) { 2752b2325ffSGerd Hoffmann usb_host_add_fd(poll[i]->fd, poll[i]->events, ctx); 2762b2325ffSGerd Hoffmann } 2772b2325ffSGerd Hoffmann } 2782b2325ffSGerd Hoffmann free(poll); 279a277c3e0SStefan Weil #endif 2802b2325ffSGerd Hoffmann return 0; 2812b2325ffSGerd Hoffmann } 2822b2325ffSGerd Hoffmann 2832b2325ffSGerd Hoffmann static int usb_host_get_port(libusb_device *dev, char *port, size_t len) 2842b2325ffSGerd Hoffmann { 2852b2325ffSGerd Hoffmann uint8_t path[7]; 2862b2325ffSGerd Hoffmann size_t off; 2872b2325ffSGerd Hoffmann int rc, i; 2882b2325ffSGerd Hoffmann 289102a3d84SGerd Hoffmann #if LIBUSB_API_VERSION >= 0x01000102 290bc45de8cSHans de Goede rc = libusb_get_port_numbers(dev, path, 7); 291bc45de8cSHans de Goede #else 2922b2325ffSGerd Hoffmann rc = libusb_get_port_path(ctx, dev, path, 7); 293bc45de8cSHans de Goede #endif 2942b2325ffSGerd Hoffmann if (rc < 0) { 2952b2325ffSGerd Hoffmann return 0; 2962b2325ffSGerd Hoffmann } 2972b2325ffSGerd Hoffmann off = snprintf(port, len, "%d", path[0]); 2982b2325ffSGerd Hoffmann for (i = 1; i < rc; i++) { 2992b2325ffSGerd Hoffmann off += snprintf(port+off, len-off, ".%d", path[i]); 3002b2325ffSGerd Hoffmann } 3012b2325ffSGerd Hoffmann return off; 3022b2325ffSGerd Hoffmann } 3032b2325ffSGerd Hoffmann 3042b2325ffSGerd Hoffmann static void usb_host_libusb_error(const char *func, int rc) 3052b2325ffSGerd Hoffmann { 3062b2325ffSGerd Hoffmann const char *errname; 3072b2325ffSGerd Hoffmann 3082b2325ffSGerd Hoffmann if (rc >= 0) { 3092b2325ffSGerd Hoffmann return; 3102b2325ffSGerd Hoffmann } 3112b2325ffSGerd Hoffmann 3122b2325ffSGerd Hoffmann if (-rc < ARRAY_SIZE(err_names) && err_names[-rc]) { 3132b2325ffSGerd Hoffmann errname = err_names[-rc]; 3142b2325ffSGerd Hoffmann } else { 3152b2325ffSGerd Hoffmann errname = "?"; 3162b2325ffSGerd Hoffmann } 3172e6a0dd1SGonglei error_report("%s: %d [%s]", func, rc, errname); 3182b2325ffSGerd Hoffmann } 3192b2325ffSGerd Hoffmann 3202b2325ffSGerd Hoffmann /* ------------------------------------------------------------------------ */ 3212b2325ffSGerd Hoffmann 3222b2325ffSGerd Hoffmann static bool usb_host_use_combining(USBEndpoint *ep) 3232b2325ffSGerd Hoffmann { 3242b2325ffSGerd Hoffmann int type; 3252b2325ffSGerd Hoffmann 3262b2325ffSGerd Hoffmann if (!ep->pipeline) { 3272b2325ffSGerd Hoffmann return false; 3282b2325ffSGerd Hoffmann } 3292b2325ffSGerd Hoffmann if (ep->pid != USB_TOKEN_IN) { 3302b2325ffSGerd Hoffmann return false; 3312b2325ffSGerd Hoffmann } 3322b2325ffSGerd Hoffmann type = usb_ep_get_type(ep->dev, ep->pid, ep->nr); 3332b2325ffSGerd Hoffmann if (type != USB_ENDPOINT_XFER_BULK) { 3342b2325ffSGerd Hoffmann return false; 3352b2325ffSGerd Hoffmann } 3362b2325ffSGerd Hoffmann return true; 3372b2325ffSGerd Hoffmann } 3382b2325ffSGerd Hoffmann 3392b2325ffSGerd Hoffmann /* ------------------------------------------------------------------------ */ 3402b2325ffSGerd Hoffmann 3412b2325ffSGerd Hoffmann static USBHostRequest *usb_host_req_alloc(USBHostDevice *s, USBPacket *p, 3422b2325ffSGerd Hoffmann bool in, size_t bufsize) 3432b2325ffSGerd Hoffmann { 3442b2325ffSGerd Hoffmann USBHostRequest *r = g_new0(USBHostRequest, 1); 3452b2325ffSGerd Hoffmann 3462b2325ffSGerd Hoffmann r->host = s; 3472b2325ffSGerd Hoffmann r->p = p; 3482b2325ffSGerd Hoffmann r->in = in; 3492b2325ffSGerd Hoffmann r->xfer = libusb_alloc_transfer(0); 3502b2325ffSGerd Hoffmann if (bufsize) { 3512b2325ffSGerd Hoffmann r->buffer = g_malloc(bufsize); 3522b2325ffSGerd Hoffmann } 3532b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&s->requests, r, next); 3542b2325ffSGerd Hoffmann return r; 3552b2325ffSGerd Hoffmann } 3562b2325ffSGerd Hoffmann 3572b2325ffSGerd Hoffmann static void usb_host_req_free(USBHostRequest *r) 3582b2325ffSGerd Hoffmann { 3592b2325ffSGerd Hoffmann QTAILQ_REMOVE(&r->host->requests, r, next); 3602b2325ffSGerd Hoffmann libusb_free_transfer(r->xfer); 3612b2325ffSGerd Hoffmann g_free(r->buffer); 3622b2325ffSGerd Hoffmann g_free(r); 3632b2325ffSGerd Hoffmann } 3642b2325ffSGerd Hoffmann 3652b2325ffSGerd Hoffmann static USBHostRequest *usb_host_req_find(USBHostDevice *s, USBPacket *p) 3662b2325ffSGerd Hoffmann { 3672b2325ffSGerd Hoffmann USBHostRequest *r; 3682b2325ffSGerd Hoffmann 3692b2325ffSGerd Hoffmann QTAILQ_FOREACH(r, &s->requests, next) { 3702b2325ffSGerd Hoffmann if (r->p == p) { 3712b2325ffSGerd Hoffmann return r; 3722b2325ffSGerd Hoffmann } 3732b2325ffSGerd Hoffmann } 3742b2325ffSGerd Hoffmann return NULL; 3752b2325ffSGerd Hoffmann } 3762b2325ffSGerd Hoffmann 377c16e3664SStefan Weil static void LIBUSB_CALL usb_host_req_complete_ctrl(struct libusb_transfer *xfer) 3782b2325ffSGerd Hoffmann { 3792b2325ffSGerd Hoffmann USBHostRequest *r = xfer->user_data; 3802b2325ffSGerd Hoffmann USBHostDevice *s = r->host; 3812b2325ffSGerd Hoffmann bool disconnect = (xfer->status == LIBUSB_TRANSFER_NO_DEVICE); 3822b2325ffSGerd Hoffmann 3832b2325ffSGerd Hoffmann if (r->p == NULL) { 3842b2325ffSGerd Hoffmann goto out; /* request was canceled */ 3852b2325ffSGerd Hoffmann } 3862b2325ffSGerd Hoffmann 3872b2325ffSGerd Hoffmann r->p->status = status_map[xfer->status]; 3882b2325ffSGerd Hoffmann r->p->actual_length = xfer->actual_length; 3892b2325ffSGerd Hoffmann if (r->in && xfer->actual_length) { 3907bacaf5fSYuri Benditovich USBDevice *udev = USB_DEVICE(s); 3917bacaf5fSYuri Benditovich struct libusb_config_descriptor *conf = (void *)r->cbuf; 3922b2325ffSGerd Hoffmann memcpy(r->cbuf, r->buffer + 8, xfer->actual_length); 393b88a3e01SGerd Hoffmann 394b88a3e01SGerd Hoffmann /* Fix up USB-3 ep0 maxpacket size to allow superspeed connected devices 395b88a3e01SGerd Hoffmann * to work redirected to a not superspeed capable hcd */ 396b88a3e01SGerd Hoffmann if (r->usb3ep0quirk && xfer->actual_length >= 18 && 397b88a3e01SGerd Hoffmann r->cbuf[7] == 9) { 398b88a3e01SGerd Hoffmann r->cbuf[7] = 64; 399b88a3e01SGerd Hoffmann } 4007bacaf5fSYuri Benditovich /* 4017bacaf5fSYuri Benditovich *If this is GET_DESCRIPTOR request for configuration descriptor, 4027bacaf5fSYuri Benditovich * remove 'remote wakeup' flag from it to prevent idle power down 4037bacaf5fSYuri Benditovich * in Windows guest 4047bacaf5fSYuri Benditovich */ 4057bacaf5fSYuri Benditovich if (s->suppress_remote_wake && 4067bacaf5fSYuri Benditovich udev->setup_buf[0] == USB_DIR_IN && 4077bacaf5fSYuri Benditovich udev->setup_buf[1] == USB_REQ_GET_DESCRIPTOR && 4087bacaf5fSYuri Benditovich udev->setup_buf[3] == USB_DT_CONFIG && udev->setup_buf[2] == 0 && 4097bacaf5fSYuri Benditovich xfer->actual_length > 4107bacaf5fSYuri Benditovich offsetof(struct libusb_config_descriptor, bmAttributes) && 4117bacaf5fSYuri Benditovich (conf->bmAttributes & USB_CFG_ATT_WAKEUP)) { 4127bacaf5fSYuri Benditovich trace_usb_host_remote_wakeup_removed(s->bus_num, s->addr); 4137bacaf5fSYuri Benditovich conf->bmAttributes &= ~USB_CFG_ATT_WAKEUP; 4147bacaf5fSYuri Benditovich } 4152b2325ffSGerd Hoffmann } 4162b2325ffSGerd Hoffmann trace_usb_host_req_complete(s->bus_num, s->addr, r->p, 4172b2325ffSGerd Hoffmann r->p->status, r->p->actual_length); 4182b2325ffSGerd Hoffmann usb_generic_async_ctrl_complete(USB_DEVICE(s), r->p); 4192b2325ffSGerd Hoffmann 4202b2325ffSGerd Hoffmann out: 4212b2325ffSGerd Hoffmann usb_host_req_free(r); 4222b2325ffSGerd Hoffmann if (disconnect) { 4232b2325ffSGerd Hoffmann usb_host_nodev(s); 4242b2325ffSGerd Hoffmann } 4252b2325ffSGerd Hoffmann } 4262b2325ffSGerd Hoffmann 427c16e3664SStefan Weil static void LIBUSB_CALL usb_host_req_complete_data(struct libusb_transfer *xfer) 4282b2325ffSGerd Hoffmann { 4292b2325ffSGerd Hoffmann USBHostRequest *r = xfer->user_data; 4302b2325ffSGerd Hoffmann USBHostDevice *s = r->host; 4312b2325ffSGerd Hoffmann bool disconnect = (xfer->status == LIBUSB_TRANSFER_NO_DEVICE); 4322b2325ffSGerd Hoffmann 4332b2325ffSGerd Hoffmann if (r->p == NULL) { 4342b2325ffSGerd Hoffmann goto out; /* request was canceled */ 4352b2325ffSGerd Hoffmann } 4362b2325ffSGerd Hoffmann 4372b2325ffSGerd Hoffmann r->p->status = status_map[xfer->status]; 4382b2325ffSGerd Hoffmann if (r->in && xfer->actual_length) { 4392b2325ffSGerd Hoffmann usb_packet_copy(r->p, r->buffer, xfer->actual_length); 4402b2325ffSGerd Hoffmann } 4412b2325ffSGerd Hoffmann trace_usb_host_req_complete(s->bus_num, s->addr, r->p, 4422b2325ffSGerd Hoffmann r->p->status, r->p->actual_length); 4432b2325ffSGerd Hoffmann if (usb_host_use_combining(r->p->ep)) { 4442b2325ffSGerd Hoffmann usb_combined_input_packet_complete(USB_DEVICE(s), r->p); 4452b2325ffSGerd Hoffmann } else { 4462b2325ffSGerd Hoffmann usb_packet_complete(USB_DEVICE(s), r->p); 4472b2325ffSGerd Hoffmann } 4482b2325ffSGerd Hoffmann 4492b2325ffSGerd Hoffmann out: 4502b2325ffSGerd Hoffmann usb_host_req_free(r); 4512b2325ffSGerd Hoffmann if (disconnect) { 4522b2325ffSGerd Hoffmann usb_host_nodev(s); 4532b2325ffSGerd Hoffmann } 4542b2325ffSGerd Hoffmann } 4552b2325ffSGerd Hoffmann 4562b2325ffSGerd Hoffmann static void usb_host_req_abort(USBHostRequest *r) 4572b2325ffSGerd Hoffmann { 4582b2325ffSGerd Hoffmann USBHostDevice *s = r->host; 45945ec2671SEd Maste bool inflight = (r->p && r->p->state == USB_PACKET_ASYNC); 4602b2325ffSGerd Hoffmann 4612b2325ffSGerd Hoffmann if (inflight) { 4622b2325ffSGerd Hoffmann r->p->status = USB_RET_NODEV; 4632b2325ffSGerd Hoffmann trace_usb_host_req_complete(s->bus_num, s->addr, r->p, 4642b2325ffSGerd Hoffmann r->p->status, r->p->actual_length); 4652b2325ffSGerd Hoffmann if (r->p->ep->nr == 0) { 4662b2325ffSGerd Hoffmann usb_generic_async_ctrl_complete(USB_DEVICE(s), r->p); 4672b2325ffSGerd Hoffmann } else { 4682b2325ffSGerd Hoffmann usb_packet_complete(USB_DEVICE(s), r->p); 4692b2325ffSGerd Hoffmann } 4702b2325ffSGerd Hoffmann r->p = NULL; 4712b2325ffSGerd Hoffmann 4722b2325ffSGerd Hoffmann libusb_cancel_transfer(r->xfer); 4732b2325ffSGerd Hoffmann } 4742b2325ffSGerd Hoffmann } 4752b2325ffSGerd Hoffmann 4762b2325ffSGerd Hoffmann /* ------------------------------------------------------------------------ */ 4772b2325ffSGerd Hoffmann 478c16e3664SStefan Weil static void LIBUSB_CALL 479c16e3664SStefan Weil usb_host_req_complete_iso(struct libusb_transfer *transfer) 4802b2325ffSGerd Hoffmann { 4812b2325ffSGerd Hoffmann USBHostIsoXfer *xfer = transfer->user_data; 4822b2325ffSGerd Hoffmann 4832b2325ffSGerd Hoffmann if (!xfer) { 4842b2325ffSGerd Hoffmann /* USBHostIsoXfer released while inflight */ 4852b2325ffSGerd Hoffmann g_free(transfer->buffer); 4862b2325ffSGerd Hoffmann libusb_free_transfer(transfer); 4872b2325ffSGerd Hoffmann return; 4882b2325ffSGerd Hoffmann } 4892b2325ffSGerd Hoffmann 4902b2325ffSGerd Hoffmann QTAILQ_REMOVE(&xfer->ring->inflight, xfer, next); 4912b2325ffSGerd Hoffmann if (QTAILQ_EMPTY(&xfer->ring->inflight)) { 4922b2325ffSGerd Hoffmann USBHostDevice *s = xfer->ring->host; 4932b2325ffSGerd Hoffmann trace_usb_host_iso_stop(s->bus_num, s->addr, xfer->ring->ep->nr); 4942b2325ffSGerd Hoffmann } 4952b2325ffSGerd Hoffmann if (xfer->ring->ep->pid == USB_TOKEN_IN) { 4962b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&xfer->ring->copy, xfer, next); 497e206ddfbSGerd Hoffmann usb_wakeup(xfer->ring->ep, 0); 4982b2325ffSGerd Hoffmann } else { 4992b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&xfer->ring->unused, xfer, next); 5002b2325ffSGerd Hoffmann } 5012b2325ffSGerd Hoffmann } 5022b2325ffSGerd Hoffmann 5032b2325ffSGerd Hoffmann static USBHostIsoRing *usb_host_iso_alloc(USBHostDevice *s, USBEndpoint *ep) 5042b2325ffSGerd Hoffmann { 5052b2325ffSGerd Hoffmann USBHostIsoRing *ring = g_new0(USBHostIsoRing, 1); 5062b2325ffSGerd Hoffmann USBHostIsoXfer *xfer; 5072b2325ffSGerd Hoffmann /* FIXME: check interval (for now assume one xfer per frame) */ 5082b2325ffSGerd Hoffmann int packets = s->iso_urb_frames; 5092b2325ffSGerd Hoffmann int i; 5102b2325ffSGerd Hoffmann 5112b2325ffSGerd Hoffmann ring->host = s; 5122b2325ffSGerd Hoffmann ring->ep = ep; 5132b2325ffSGerd Hoffmann QTAILQ_INIT(&ring->unused); 5142b2325ffSGerd Hoffmann QTAILQ_INIT(&ring->inflight); 5152b2325ffSGerd Hoffmann QTAILQ_INIT(&ring->copy); 5162b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&s->isorings, ring, next); 5172b2325ffSGerd Hoffmann 5182b2325ffSGerd Hoffmann for (i = 0; i < s->iso_urb_count; i++) { 5192b2325ffSGerd Hoffmann xfer = g_new0(USBHostIsoXfer, 1); 5202b2325ffSGerd Hoffmann xfer->ring = ring; 5212b2325ffSGerd Hoffmann xfer->xfer = libusb_alloc_transfer(packets); 5222b2325ffSGerd Hoffmann xfer->xfer->dev_handle = s->dh; 5232b2325ffSGerd Hoffmann xfer->xfer->type = LIBUSB_TRANSFER_TYPE_ISOCHRONOUS; 5242b2325ffSGerd Hoffmann 5252b2325ffSGerd Hoffmann xfer->xfer->endpoint = ring->ep->nr; 5262b2325ffSGerd Hoffmann if (ring->ep->pid == USB_TOKEN_IN) { 5272b2325ffSGerd Hoffmann xfer->xfer->endpoint |= USB_DIR_IN; 5282b2325ffSGerd Hoffmann } 5292b2325ffSGerd Hoffmann xfer->xfer->callback = usb_host_req_complete_iso; 5302b2325ffSGerd Hoffmann xfer->xfer->user_data = xfer; 5312b2325ffSGerd Hoffmann 5322b2325ffSGerd Hoffmann xfer->xfer->num_iso_packets = packets; 5332b2325ffSGerd Hoffmann xfer->xfer->length = ring->ep->max_packet_size * packets; 5342b2325ffSGerd Hoffmann xfer->xfer->buffer = g_malloc0(xfer->xfer->length); 5352b2325ffSGerd Hoffmann 5362b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&ring->unused, xfer, next); 5372b2325ffSGerd Hoffmann } 5382b2325ffSGerd Hoffmann 5392b2325ffSGerd Hoffmann return ring; 5402b2325ffSGerd Hoffmann } 5412b2325ffSGerd Hoffmann 5422b2325ffSGerd Hoffmann static USBHostIsoRing *usb_host_iso_find(USBHostDevice *s, USBEndpoint *ep) 5432b2325ffSGerd Hoffmann { 5442b2325ffSGerd Hoffmann USBHostIsoRing *ring; 5452b2325ffSGerd Hoffmann 5462b2325ffSGerd Hoffmann QTAILQ_FOREACH(ring, &s->isorings, next) { 5472b2325ffSGerd Hoffmann if (ring->ep == ep) { 5482b2325ffSGerd Hoffmann return ring; 5492b2325ffSGerd Hoffmann } 5502b2325ffSGerd Hoffmann } 5512b2325ffSGerd Hoffmann return NULL; 5522b2325ffSGerd Hoffmann } 5532b2325ffSGerd Hoffmann 5542b2325ffSGerd Hoffmann static void usb_host_iso_reset_xfer(USBHostIsoXfer *xfer) 5552b2325ffSGerd Hoffmann { 5562b2325ffSGerd Hoffmann libusb_set_iso_packet_lengths(xfer->xfer, 5572b2325ffSGerd Hoffmann xfer->ring->ep->max_packet_size); 5582b2325ffSGerd Hoffmann xfer->packet = 0; 5592b2325ffSGerd Hoffmann xfer->copy_complete = false; 5602b2325ffSGerd Hoffmann } 5612b2325ffSGerd Hoffmann 5622b2325ffSGerd Hoffmann static void usb_host_iso_free_xfer(USBHostIsoXfer *xfer, bool inflight) 5632b2325ffSGerd Hoffmann { 5642b2325ffSGerd Hoffmann if (inflight) { 5652b2325ffSGerd Hoffmann xfer->xfer->user_data = NULL; 5662b2325ffSGerd Hoffmann } else { 5672b2325ffSGerd Hoffmann g_free(xfer->xfer->buffer); 5682b2325ffSGerd Hoffmann libusb_free_transfer(xfer->xfer); 5692b2325ffSGerd Hoffmann } 5702b2325ffSGerd Hoffmann g_free(xfer); 5712b2325ffSGerd Hoffmann } 5722b2325ffSGerd Hoffmann 5732b2325ffSGerd Hoffmann static void usb_host_iso_free(USBHostIsoRing *ring) 5742b2325ffSGerd Hoffmann { 5752b2325ffSGerd Hoffmann USBHostIsoXfer *xfer; 5762b2325ffSGerd Hoffmann 5772b2325ffSGerd Hoffmann while ((xfer = QTAILQ_FIRST(&ring->inflight)) != NULL) { 5782b2325ffSGerd Hoffmann QTAILQ_REMOVE(&ring->inflight, xfer, next); 5792b2325ffSGerd Hoffmann usb_host_iso_free_xfer(xfer, true); 5802b2325ffSGerd Hoffmann } 5812b2325ffSGerd Hoffmann while ((xfer = QTAILQ_FIRST(&ring->unused)) != NULL) { 5822b2325ffSGerd Hoffmann QTAILQ_REMOVE(&ring->unused, xfer, next); 5832b2325ffSGerd Hoffmann usb_host_iso_free_xfer(xfer, false); 5842b2325ffSGerd Hoffmann } 5852b2325ffSGerd Hoffmann while ((xfer = QTAILQ_FIRST(&ring->copy)) != NULL) { 5862b2325ffSGerd Hoffmann QTAILQ_REMOVE(&ring->copy, xfer, next); 5872b2325ffSGerd Hoffmann usb_host_iso_free_xfer(xfer, false); 5882b2325ffSGerd Hoffmann } 5892b2325ffSGerd Hoffmann 5902b2325ffSGerd Hoffmann QTAILQ_REMOVE(&ring->host->isorings, ring, next); 5912b2325ffSGerd Hoffmann g_free(ring); 5922b2325ffSGerd Hoffmann } 5932b2325ffSGerd Hoffmann 5942b2325ffSGerd Hoffmann static void usb_host_iso_free_all(USBHostDevice *s) 5952b2325ffSGerd Hoffmann { 5962b2325ffSGerd Hoffmann USBHostIsoRing *ring; 5972b2325ffSGerd Hoffmann 5982b2325ffSGerd Hoffmann while ((ring = QTAILQ_FIRST(&s->isorings)) != NULL) { 5992b2325ffSGerd Hoffmann usb_host_iso_free(ring); 6002b2325ffSGerd Hoffmann } 6012b2325ffSGerd Hoffmann } 6022b2325ffSGerd Hoffmann 6032b2325ffSGerd Hoffmann static bool usb_host_iso_data_copy(USBHostIsoXfer *xfer, USBPacket *p) 6042b2325ffSGerd Hoffmann { 6052b2325ffSGerd Hoffmann unsigned int psize; 6062b2325ffSGerd Hoffmann unsigned char *buf; 6072b2325ffSGerd Hoffmann 6082b2325ffSGerd Hoffmann buf = libusb_get_iso_packet_buffer_simple(xfer->xfer, xfer->packet); 6092b2325ffSGerd Hoffmann if (p->pid == USB_TOKEN_OUT) { 6102b2325ffSGerd Hoffmann psize = p->iov.size; 6112b2325ffSGerd Hoffmann if (psize > xfer->ring->ep->max_packet_size) { 6122b2325ffSGerd Hoffmann /* should not happen (guest bug) */ 6132b2325ffSGerd Hoffmann psize = xfer->ring->ep->max_packet_size; 6142b2325ffSGerd Hoffmann } 6152b2325ffSGerd Hoffmann xfer->xfer->iso_packet_desc[xfer->packet].length = psize; 6162b2325ffSGerd Hoffmann } else { 6172b2325ffSGerd Hoffmann psize = xfer->xfer->iso_packet_desc[xfer->packet].actual_length; 6182b2325ffSGerd Hoffmann if (psize > p->iov.size) { 6192b2325ffSGerd Hoffmann /* should not happen (guest bug) */ 6202b2325ffSGerd Hoffmann psize = p->iov.size; 6212b2325ffSGerd Hoffmann } 6222b2325ffSGerd Hoffmann } 6232b2325ffSGerd Hoffmann usb_packet_copy(p, buf, psize); 6242b2325ffSGerd Hoffmann xfer->packet++; 6252b2325ffSGerd Hoffmann xfer->copy_complete = (xfer->packet == xfer->xfer->num_iso_packets); 6262b2325ffSGerd Hoffmann return xfer->copy_complete; 6272b2325ffSGerd Hoffmann } 6282b2325ffSGerd Hoffmann 6292b2325ffSGerd Hoffmann static void usb_host_iso_data_in(USBHostDevice *s, USBPacket *p) 6302b2325ffSGerd Hoffmann { 6312b2325ffSGerd Hoffmann USBHostIsoRing *ring; 6322b2325ffSGerd Hoffmann USBHostIsoXfer *xfer; 6332b2325ffSGerd Hoffmann bool disconnect = false; 6342b2325ffSGerd Hoffmann int rc; 6352b2325ffSGerd Hoffmann 6362b2325ffSGerd Hoffmann ring = usb_host_iso_find(s, p->ep); 6372b2325ffSGerd Hoffmann if (ring == NULL) { 6382b2325ffSGerd Hoffmann ring = usb_host_iso_alloc(s, p->ep); 6392b2325ffSGerd Hoffmann } 6402b2325ffSGerd Hoffmann 6412b2325ffSGerd Hoffmann /* copy data to guest */ 6422b2325ffSGerd Hoffmann xfer = QTAILQ_FIRST(&ring->copy); 6432b2325ffSGerd Hoffmann if (xfer != NULL) { 6442b2325ffSGerd Hoffmann if (usb_host_iso_data_copy(xfer, p)) { 6452b2325ffSGerd Hoffmann QTAILQ_REMOVE(&ring->copy, xfer, next); 6462b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&ring->unused, xfer, next); 6472b2325ffSGerd Hoffmann } 6482b2325ffSGerd Hoffmann } 6492b2325ffSGerd Hoffmann 6502b2325ffSGerd Hoffmann /* submit empty bufs to host */ 6512b2325ffSGerd Hoffmann while ((xfer = QTAILQ_FIRST(&ring->unused)) != NULL) { 6522b2325ffSGerd Hoffmann QTAILQ_REMOVE(&ring->unused, xfer, next); 6532b2325ffSGerd Hoffmann usb_host_iso_reset_xfer(xfer); 6542b2325ffSGerd Hoffmann rc = libusb_submit_transfer(xfer->xfer); 6552b2325ffSGerd Hoffmann if (rc != 0) { 6562b2325ffSGerd Hoffmann usb_host_libusb_error("libusb_submit_transfer [iso]", rc); 6572b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&ring->unused, xfer, next); 6582b2325ffSGerd Hoffmann if (rc == LIBUSB_ERROR_NO_DEVICE) { 6592b2325ffSGerd Hoffmann disconnect = true; 6602b2325ffSGerd Hoffmann } 6612b2325ffSGerd Hoffmann break; 6622b2325ffSGerd Hoffmann } 6632b2325ffSGerd Hoffmann if (QTAILQ_EMPTY(&ring->inflight)) { 6642b2325ffSGerd Hoffmann trace_usb_host_iso_start(s->bus_num, s->addr, p->ep->nr); 6652b2325ffSGerd Hoffmann } 6662b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&ring->inflight, xfer, next); 6672b2325ffSGerd Hoffmann } 6682b2325ffSGerd Hoffmann 6692b2325ffSGerd Hoffmann if (disconnect) { 6702b2325ffSGerd Hoffmann usb_host_nodev(s); 6712b2325ffSGerd Hoffmann } 6722b2325ffSGerd Hoffmann } 6732b2325ffSGerd Hoffmann 6742b2325ffSGerd Hoffmann static void usb_host_iso_data_out(USBHostDevice *s, USBPacket *p) 6752b2325ffSGerd Hoffmann { 6762b2325ffSGerd Hoffmann USBHostIsoRing *ring; 6772b2325ffSGerd Hoffmann USBHostIsoXfer *xfer; 6782b2325ffSGerd Hoffmann bool disconnect = false; 6792b2325ffSGerd Hoffmann int rc, filled = 0; 6802b2325ffSGerd Hoffmann 6812b2325ffSGerd Hoffmann ring = usb_host_iso_find(s, p->ep); 6822b2325ffSGerd Hoffmann if (ring == NULL) { 6832b2325ffSGerd Hoffmann ring = usb_host_iso_alloc(s, p->ep); 6842b2325ffSGerd Hoffmann } 6852b2325ffSGerd Hoffmann 6862b2325ffSGerd Hoffmann /* copy data from guest */ 6872b2325ffSGerd Hoffmann xfer = QTAILQ_FIRST(&ring->copy); 6882b2325ffSGerd Hoffmann while (xfer != NULL && xfer->copy_complete) { 6892b2325ffSGerd Hoffmann filled++; 6902b2325ffSGerd Hoffmann xfer = QTAILQ_NEXT(xfer, next); 6912b2325ffSGerd Hoffmann } 6922b2325ffSGerd Hoffmann if (xfer == NULL) { 6932b2325ffSGerd Hoffmann xfer = QTAILQ_FIRST(&ring->unused); 6942b2325ffSGerd Hoffmann if (xfer == NULL) { 6952b2325ffSGerd Hoffmann trace_usb_host_iso_out_of_bufs(s->bus_num, s->addr, p->ep->nr); 6962b2325ffSGerd Hoffmann return; 6972b2325ffSGerd Hoffmann } 6982b2325ffSGerd Hoffmann QTAILQ_REMOVE(&ring->unused, xfer, next); 6992b2325ffSGerd Hoffmann usb_host_iso_reset_xfer(xfer); 7002b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&ring->copy, xfer, next); 7012b2325ffSGerd Hoffmann } 7022b2325ffSGerd Hoffmann usb_host_iso_data_copy(xfer, p); 7032b2325ffSGerd Hoffmann 7042b2325ffSGerd Hoffmann if (QTAILQ_EMPTY(&ring->inflight)) { 7052b2325ffSGerd Hoffmann /* wait until half of our buffers are filled 7062b2325ffSGerd Hoffmann before kicking the iso out stream */ 7072b2325ffSGerd Hoffmann if (filled*2 < s->iso_urb_count) { 7082b2325ffSGerd Hoffmann return; 7092b2325ffSGerd Hoffmann } 7102b2325ffSGerd Hoffmann } 7112b2325ffSGerd Hoffmann 7122b2325ffSGerd Hoffmann /* submit filled bufs to host */ 7132b2325ffSGerd Hoffmann while ((xfer = QTAILQ_FIRST(&ring->copy)) != NULL && 7142b2325ffSGerd Hoffmann xfer->copy_complete) { 7152b2325ffSGerd Hoffmann QTAILQ_REMOVE(&ring->copy, xfer, next); 7162b2325ffSGerd Hoffmann rc = libusb_submit_transfer(xfer->xfer); 7172b2325ffSGerd Hoffmann if (rc != 0) { 7182b2325ffSGerd Hoffmann usb_host_libusb_error("libusb_submit_transfer [iso]", rc); 7192b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&ring->unused, xfer, next); 7202b2325ffSGerd Hoffmann if (rc == LIBUSB_ERROR_NO_DEVICE) { 7212b2325ffSGerd Hoffmann disconnect = true; 7222b2325ffSGerd Hoffmann } 7232b2325ffSGerd Hoffmann break; 7242b2325ffSGerd Hoffmann } 7252b2325ffSGerd Hoffmann if (QTAILQ_EMPTY(&ring->inflight)) { 7262b2325ffSGerd Hoffmann trace_usb_host_iso_start(s->bus_num, s->addr, p->ep->nr); 7272b2325ffSGerd Hoffmann } 7282b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&ring->inflight, xfer, next); 7292b2325ffSGerd Hoffmann } 7302b2325ffSGerd Hoffmann 7312b2325ffSGerd Hoffmann if (disconnect) { 7322b2325ffSGerd Hoffmann usb_host_nodev(s); 7332b2325ffSGerd Hoffmann } 7342b2325ffSGerd Hoffmann } 7352b2325ffSGerd Hoffmann 7362b2325ffSGerd Hoffmann /* ------------------------------------------------------------------------ */ 7372b2325ffSGerd Hoffmann 738b88a3e01SGerd Hoffmann static void usb_host_speed_compat(USBHostDevice *s) 739c3268cc1SGerd Hoffmann { 740b88a3e01SGerd Hoffmann USBDevice *udev = USB_DEVICE(s); 741c3268cc1SGerd Hoffmann struct libusb_config_descriptor *conf; 742c3268cc1SGerd Hoffmann const struct libusb_interface_descriptor *intf; 743c3268cc1SGerd Hoffmann const struct libusb_endpoint_descriptor *endp; 744322fd1f4SGerd Hoffmann #ifdef HAVE_STREAMS 745b88a3e01SGerd Hoffmann struct libusb_ss_endpoint_companion_descriptor *endp_ss_comp; 746b88a3e01SGerd Hoffmann #endif 747b88a3e01SGerd Hoffmann bool compat_high = true; 748b88a3e01SGerd Hoffmann bool compat_full = true; 749c3268cc1SGerd Hoffmann uint8_t type; 750c3268cc1SGerd Hoffmann int rc, c, i, a, e; 751c3268cc1SGerd Hoffmann 752c3268cc1SGerd Hoffmann for (c = 0;; c++) { 753c3268cc1SGerd Hoffmann rc = libusb_get_config_descriptor(s->dev, c, &conf); 754c3268cc1SGerd Hoffmann if (rc != 0) { 755c3268cc1SGerd Hoffmann break; 756c3268cc1SGerd Hoffmann } 757c3268cc1SGerd Hoffmann for (i = 0; i < conf->bNumInterfaces; i++) { 758c3268cc1SGerd Hoffmann for (a = 0; a < conf->interface[i].num_altsetting; a++) { 759c3268cc1SGerd Hoffmann intf = &conf->interface[i].altsetting[a]; 760c3268cc1SGerd Hoffmann for (e = 0; e < intf->bNumEndpoints; e++) { 761c3268cc1SGerd Hoffmann endp = &intf->endpoint[e]; 762c3268cc1SGerd Hoffmann type = endp->bmAttributes & 0x3; 763c3268cc1SGerd Hoffmann switch (type) { 764c3268cc1SGerd Hoffmann case 0x01: /* ISO */ 765b88a3e01SGerd Hoffmann compat_full = false; 766b88a3e01SGerd Hoffmann compat_high = false; 767b88a3e01SGerd Hoffmann break; 768b88a3e01SGerd Hoffmann case 0x02: /* BULK */ 769322fd1f4SGerd Hoffmann #ifdef HAVE_STREAMS 770b88a3e01SGerd Hoffmann rc = libusb_get_ss_endpoint_companion_descriptor 771b88a3e01SGerd Hoffmann (ctx, endp, &endp_ss_comp); 772b88a3e01SGerd Hoffmann if (rc == LIBUSB_SUCCESS) { 7736a711234SGerd Hoffmann int streams = endp_ss_comp->bmAttributes & 0x1f; 7746a711234SGerd Hoffmann if (streams) { 775b88a3e01SGerd Hoffmann compat_full = false; 776b88a3e01SGerd Hoffmann compat_high = false; 777b88a3e01SGerd Hoffmann } 7786a711234SGerd Hoffmann libusb_free_ss_endpoint_companion_descriptor 7796a711234SGerd Hoffmann (endp_ss_comp); 7806a711234SGerd Hoffmann } 781b88a3e01SGerd Hoffmann #endif 782b88a3e01SGerd Hoffmann break; 783c3268cc1SGerd Hoffmann case 0x03: /* INTERRUPT */ 784c3268cc1SGerd Hoffmann if (endp->wMaxPacketSize > 64) { 785b88a3e01SGerd Hoffmann compat_full = false; 786b88a3e01SGerd Hoffmann } 787b88a3e01SGerd Hoffmann if (endp->wMaxPacketSize > 1024) { 788b88a3e01SGerd Hoffmann compat_high = false; 789c3268cc1SGerd Hoffmann } 790c3268cc1SGerd Hoffmann break; 791c3268cc1SGerd Hoffmann } 792c3268cc1SGerd Hoffmann } 793c3268cc1SGerd Hoffmann } 794c3268cc1SGerd Hoffmann } 795c3268cc1SGerd Hoffmann libusb_free_config_descriptor(conf); 796c3268cc1SGerd Hoffmann } 797b88a3e01SGerd Hoffmann 798b88a3e01SGerd Hoffmann udev->speedmask = (1 << udev->speed); 799b88a3e01SGerd Hoffmann if (udev->speed == USB_SPEED_SUPER && compat_high) { 80079ae25afSGerd Hoffmann udev->speedmask |= USB_SPEED_MASK_HIGH; 801b88a3e01SGerd Hoffmann } 802b88a3e01SGerd Hoffmann if (udev->speed == USB_SPEED_SUPER && compat_full) { 80379ae25afSGerd Hoffmann udev->speedmask |= USB_SPEED_MASK_FULL; 804b88a3e01SGerd Hoffmann } 805b88a3e01SGerd Hoffmann if (udev->speed == USB_SPEED_HIGH && compat_full) { 80679ae25afSGerd Hoffmann udev->speedmask |= USB_SPEED_MASK_FULL; 807b88a3e01SGerd Hoffmann } 808c3268cc1SGerd Hoffmann } 809c3268cc1SGerd Hoffmann 8102b2325ffSGerd Hoffmann static void usb_host_ep_update(USBHostDevice *s) 8112b2325ffSGerd Hoffmann { 8122b2325ffSGerd Hoffmann static const char *tname[] = { 8132b2325ffSGerd Hoffmann [USB_ENDPOINT_XFER_CONTROL] = "control", 8142b2325ffSGerd Hoffmann [USB_ENDPOINT_XFER_ISOC] = "isoc", 8152b2325ffSGerd Hoffmann [USB_ENDPOINT_XFER_BULK] = "bulk", 8162b2325ffSGerd Hoffmann [USB_ENDPOINT_XFER_INT] = "int", 8172b2325ffSGerd Hoffmann }; 8182b2325ffSGerd Hoffmann USBDevice *udev = USB_DEVICE(s); 8192b2325ffSGerd Hoffmann struct libusb_config_descriptor *conf; 8202b2325ffSGerd Hoffmann const struct libusb_interface_descriptor *intf; 8212b2325ffSGerd Hoffmann const struct libusb_endpoint_descriptor *endp; 822322fd1f4SGerd Hoffmann #ifdef HAVE_STREAMS 823b664b80fSHans de Goede struct libusb_ss_endpoint_companion_descriptor *endp_ss_comp; 824b664b80fSHans de Goede #endif 8252b2325ffSGerd Hoffmann uint8_t devep, type; 8262b2325ffSGerd Hoffmann int pid, ep; 8272b2325ffSGerd Hoffmann int rc, i, e; 8282b2325ffSGerd Hoffmann 8292b2325ffSGerd Hoffmann usb_ep_reset(udev); 8302b2325ffSGerd Hoffmann rc = libusb_get_active_config_descriptor(s->dev, &conf); 8312b2325ffSGerd Hoffmann if (rc != 0) { 8322b2325ffSGerd Hoffmann return; 8332b2325ffSGerd Hoffmann } 8342b2325ffSGerd Hoffmann trace_usb_host_parse_config(s->bus_num, s->addr, 8352b2325ffSGerd Hoffmann conf->bConfigurationValue, true); 8362b2325ffSGerd Hoffmann 8372b2325ffSGerd Hoffmann for (i = 0; i < conf->bNumInterfaces; i++) { 8382b2325ffSGerd Hoffmann assert(udev->altsetting[i] < conf->interface[i].num_altsetting); 8392b2325ffSGerd Hoffmann intf = &conf->interface[i].altsetting[udev->altsetting[i]]; 8402b2325ffSGerd Hoffmann trace_usb_host_parse_interface(s->bus_num, s->addr, 8412b2325ffSGerd Hoffmann intf->bInterfaceNumber, 8422b2325ffSGerd Hoffmann intf->bAlternateSetting, true); 8432b2325ffSGerd Hoffmann for (e = 0; e < intf->bNumEndpoints; e++) { 8442b2325ffSGerd Hoffmann endp = &intf->endpoint[e]; 8452b2325ffSGerd Hoffmann 8462b2325ffSGerd Hoffmann devep = endp->bEndpointAddress; 8472b2325ffSGerd Hoffmann pid = (devep & USB_DIR_IN) ? USB_TOKEN_IN : USB_TOKEN_OUT; 8482b2325ffSGerd Hoffmann ep = devep & 0xf; 8492b2325ffSGerd Hoffmann type = endp->bmAttributes & 0x3; 8502b2325ffSGerd Hoffmann 8512b2325ffSGerd Hoffmann if (ep == 0) { 8522b2325ffSGerd Hoffmann trace_usb_host_parse_error(s->bus_num, s->addr, 8532b2325ffSGerd Hoffmann "invalid endpoint address"); 8542b2325ffSGerd Hoffmann return; 8552b2325ffSGerd Hoffmann } 8562b2325ffSGerd Hoffmann if (usb_ep_get_type(udev, pid, ep) != USB_ENDPOINT_XFER_INVALID) { 8572b2325ffSGerd Hoffmann trace_usb_host_parse_error(s->bus_num, s->addr, 8582b2325ffSGerd Hoffmann "duplicate endpoint address"); 8592b2325ffSGerd Hoffmann return; 8602b2325ffSGerd Hoffmann } 8612b2325ffSGerd Hoffmann 8622b2325ffSGerd Hoffmann trace_usb_host_parse_endpoint(s->bus_num, s->addr, ep, 8632b2325ffSGerd Hoffmann (devep & USB_DIR_IN) ? "in" : "out", 8642b2325ffSGerd Hoffmann tname[type], true); 8652b2325ffSGerd Hoffmann usb_ep_set_max_packet_size(udev, pid, ep, 8662b2325ffSGerd Hoffmann endp->wMaxPacketSize); 8672b2325ffSGerd Hoffmann usb_ep_set_type(udev, pid, ep, type); 8682b2325ffSGerd Hoffmann usb_ep_set_ifnum(udev, pid, ep, i); 8692b2325ffSGerd Hoffmann usb_ep_set_halted(udev, pid, ep, 0); 870322fd1f4SGerd Hoffmann #ifdef HAVE_STREAMS 871b664b80fSHans de Goede if (type == LIBUSB_TRANSFER_TYPE_BULK && 872b664b80fSHans de Goede libusb_get_ss_endpoint_companion_descriptor(ctx, endp, 873b664b80fSHans de Goede &endp_ss_comp) == LIBUSB_SUCCESS) { 874b664b80fSHans de Goede usb_ep_set_max_streams(udev, pid, ep, 875b664b80fSHans de Goede endp_ss_comp->bmAttributes); 876b664b80fSHans de Goede libusb_free_ss_endpoint_companion_descriptor(endp_ss_comp); 877b664b80fSHans de Goede } 878b664b80fSHans de Goede #endif 8792b2325ffSGerd Hoffmann } 8802b2325ffSGerd Hoffmann } 8812b2325ffSGerd Hoffmann 8822b2325ffSGerd Hoffmann libusb_free_config_descriptor(conf); 8832b2325ffSGerd Hoffmann } 8842b2325ffSGerd Hoffmann 8859f815e83SGerd Hoffmann static int usb_host_open(USBHostDevice *s, libusb_device *dev, int hostfd) 8862b2325ffSGerd Hoffmann { 8872b2325ffSGerd Hoffmann USBDevice *udev = USB_DEVICE(s); 8889f815e83SGerd Hoffmann int bus_num = 0; 8899f815e83SGerd Hoffmann int addr = 0; 8902b2325ffSGerd Hoffmann int rc; 8917d553f27SGonglei Error *local_err = NULL; 8922b2325ffSGerd Hoffmann 8933280ea8eSGerd Hoffmann if (s->bh_postld_pending) { 8943280ea8eSGerd Hoffmann return -1; 8953280ea8eSGerd Hoffmann } 8962b2325ffSGerd Hoffmann if (s->dh != NULL) { 8972b2325ffSGerd Hoffmann goto fail; 8982b2325ffSGerd Hoffmann } 8999f815e83SGerd Hoffmann 9009f815e83SGerd Hoffmann if (dev) { 9019f815e83SGerd Hoffmann bus_num = libusb_get_bus_number(dev); 9029f815e83SGerd Hoffmann addr = libusb_get_device_address(dev); 9039f815e83SGerd Hoffmann trace_usb_host_open_started(bus_num, addr); 9049f815e83SGerd Hoffmann 9052b2325ffSGerd Hoffmann rc = libusb_open(dev, &s->dh); 9062b2325ffSGerd Hoffmann if (rc != 0) { 9072b2325ffSGerd Hoffmann goto fail; 9082b2325ffSGerd Hoffmann } 9099f815e83SGerd Hoffmann } else { 910*631009e7SGerd Hoffmann #if LIBUSB_API_VERSION >= 0x01000107 && !defined(CONFIG_WIN32) 9119f815e83SGerd Hoffmann trace_usb_host_open_hostfd(hostfd); 9129f815e83SGerd Hoffmann 9139f815e83SGerd Hoffmann rc = libusb_wrap_sys_device(ctx, hostfd, &s->dh); 9149f815e83SGerd Hoffmann if (rc != 0) { 9159f815e83SGerd Hoffmann goto fail; 9169f815e83SGerd Hoffmann } 9179f815e83SGerd Hoffmann s->hostfd = hostfd; 9189f815e83SGerd Hoffmann dev = libusb_get_device(s->dh); 9199f815e83SGerd Hoffmann bus_num = libusb_get_bus_number(dev); 9209f815e83SGerd Hoffmann addr = libusb_get_device_address(dev); 9219f815e83SGerd Hoffmann #else 9229f815e83SGerd Hoffmann g_assert_not_reached(); 9239f815e83SGerd Hoffmann #endif 9249f815e83SGerd Hoffmann } 9252b2325ffSGerd Hoffmann 9262b2325ffSGerd Hoffmann s->dev = dev; 9272b2325ffSGerd Hoffmann s->bus_num = bus_num; 9282b2325ffSGerd Hoffmann s->addr = addr; 929f34d5c75SHans de Goede 930f34d5c75SHans de Goede usb_host_detach_kernel(s); 931f34d5c75SHans de Goede 932f34d5c75SHans de Goede libusb_get_device_descriptor(dev, &s->ddesc); 9332b2325ffSGerd Hoffmann usb_host_get_port(s->dev, s->port, sizeof(s->port)); 9342b2325ffSGerd Hoffmann 9352b2325ffSGerd Hoffmann usb_ep_init(udev); 9362b2325ffSGerd Hoffmann usb_host_ep_update(s); 9372b2325ffSGerd Hoffmann 9382b2325ffSGerd Hoffmann udev->speed = speed_map[libusb_get_device_speed(dev)]; 939b88a3e01SGerd Hoffmann usb_host_speed_compat(s); 9402b2325ffSGerd Hoffmann 9412b2325ffSGerd Hoffmann if (s->ddesc.iProduct) { 9422b2325ffSGerd Hoffmann libusb_get_string_descriptor_ascii(s->dh, s->ddesc.iProduct, 9432b2325ffSGerd Hoffmann (unsigned char *)udev->product_desc, 9442b2325ffSGerd Hoffmann sizeof(udev->product_desc)); 9452b2325ffSGerd Hoffmann } else { 9462b2325ffSGerd Hoffmann snprintf(udev->product_desc, sizeof(udev->product_desc), 9472b2325ffSGerd Hoffmann "host:%d.%d", bus_num, addr); 9482b2325ffSGerd Hoffmann } 9492b2325ffSGerd Hoffmann 9507d553f27SGonglei usb_device_attach(udev, &local_err); 9517d553f27SGonglei if (local_err) { 952565f65d2SMarkus Armbruster error_report_err(local_err); 9532b2325ffSGerd Hoffmann goto fail; 9542b2325ffSGerd Hoffmann } 9552b2325ffSGerd Hoffmann 9562b2325ffSGerd Hoffmann trace_usb_host_open_success(bus_num, addr); 9572b2325ffSGerd Hoffmann return 0; 9582b2325ffSGerd Hoffmann 9592b2325ffSGerd Hoffmann fail: 9602b2325ffSGerd Hoffmann trace_usb_host_open_failure(bus_num, addr); 9612b2325ffSGerd Hoffmann if (s->dh != NULL) { 9626110ce59SLin Ma usb_host_release_interfaces(s); 9636110ce59SLin Ma libusb_reset_device(s->dh); 9646110ce59SLin Ma usb_host_attach_kernel(s); 9652b2325ffSGerd Hoffmann libusb_close(s->dh); 9662b2325ffSGerd Hoffmann s->dh = NULL; 9672b2325ffSGerd Hoffmann s->dev = NULL; 9682b2325ffSGerd Hoffmann } 9692b2325ffSGerd Hoffmann return -1; 9702b2325ffSGerd Hoffmann } 9712b2325ffSGerd Hoffmann 9722b2325ffSGerd Hoffmann static void usb_host_abort_xfers(USBHostDevice *s) 9732b2325ffSGerd Hoffmann { 9742b2325ffSGerd Hoffmann USBHostRequest *r, *rtmp; 97554cdfe51SGerd Hoffmann int limit = 100; 9762b2325ffSGerd Hoffmann 9772b2325ffSGerd Hoffmann QTAILQ_FOREACH_SAFE(r, &s->requests, next, rtmp) { 9782b2325ffSGerd Hoffmann usb_host_req_abort(r); 9792b2325ffSGerd Hoffmann } 98076d0a936SGerd Hoffmann 98176d0a936SGerd Hoffmann while (QTAILQ_FIRST(&s->requests) != NULL) { 98276d0a936SGerd Hoffmann struct timeval tv; 98376d0a936SGerd Hoffmann memset(&tv, 0, sizeof(tv)); 98476d0a936SGerd Hoffmann tv.tv_usec = 2500; 98576d0a936SGerd Hoffmann libusb_handle_events_timeout(ctx, &tv); 98654cdfe51SGerd Hoffmann if (--limit == 0) { 98754cdfe51SGerd Hoffmann /* 98854cdfe51SGerd Hoffmann * Don't wait forever for libusb calling the complete 98954cdfe51SGerd Hoffmann * callback (which will unlink and free the request). 99054cdfe51SGerd Hoffmann * 99154cdfe51SGerd Hoffmann * Leaking memory here, to make sure libusb will not 99254cdfe51SGerd Hoffmann * access memory which we have released already. 99354cdfe51SGerd Hoffmann */ 99454cdfe51SGerd Hoffmann QTAILQ_FOREACH_SAFE(r, &s->requests, next, rtmp) { 99554cdfe51SGerd Hoffmann QTAILQ_REMOVE(&s->requests, r, next); 99654cdfe51SGerd Hoffmann } 99754cdfe51SGerd Hoffmann return; 99854cdfe51SGerd Hoffmann } 99976d0a936SGerd Hoffmann } 10002b2325ffSGerd Hoffmann } 10012b2325ffSGerd Hoffmann 10022b2325ffSGerd Hoffmann static int usb_host_close(USBHostDevice *s) 10032b2325ffSGerd Hoffmann { 10042b2325ffSGerd Hoffmann USBDevice *udev = USB_DEVICE(s); 10052b2325ffSGerd Hoffmann 10062b2325ffSGerd Hoffmann if (s->dh == NULL) { 10072b2325ffSGerd Hoffmann return -1; 10082b2325ffSGerd Hoffmann } 10092b2325ffSGerd Hoffmann 10102b2325ffSGerd Hoffmann trace_usb_host_close(s->bus_num, s->addr); 10112b2325ffSGerd Hoffmann 10122b2325ffSGerd Hoffmann usb_host_abort_xfers(s); 10132b2325ffSGerd Hoffmann usb_host_iso_free_all(s); 10142b2325ffSGerd Hoffmann 10152b2325ffSGerd Hoffmann if (udev->attached) { 10162b2325ffSGerd Hoffmann usb_device_detach(udev); 10172b2325ffSGerd Hoffmann } 10182b2325ffSGerd Hoffmann 10192b2325ffSGerd Hoffmann usb_host_release_interfaces(s); 10202b2325ffSGerd Hoffmann libusb_reset_device(s->dh); 10212b2325ffSGerd Hoffmann usb_host_attach_kernel(s); 10222b2325ffSGerd Hoffmann libusb_close(s->dh); 10232b2325ffSGerd Hoffmann s->dh = NULL; 10242b2325ffSGerd Hoffmann s->dev = NULL; 10252b2325ffSGerd Hoffmann 10269f815e83SGerd Hoffmann if (s->hostfd != -1) { 10279f815e83SGerd Hoffmann close(s->hostfd); 10289f815e83SGerd Hoffmann s->hostfd = -1; 10299f815e83SGerd Hoffmann } 10309f815e83SGerd Hoffmann 10312b2325ffSGerd Hoffmann usb_host_auto_check(NULL); 10322b2325ffSGerd Hoffmann return 0; 10332b2325ffSGerd Hoffmann } 10342b2325ffSGerd Hoffmann 10352b2325ffSGerd Hoffmann static void usb_host_nodev_bh(void *opaque) 10362b2325ffSGerd Hoffmann { 10372b2325ffSGerd Hoffmann USBHostDevice *s = opaque; 10382b2325ffSGerd Hoffmann usb_host_close(s); 10392b2325ffSGerd Hoffmann } 10402b2325ffSGerd Hoffmann 10412b2325ffSGerd Hoffmann static void usb_host_nodev(USBHostDevice *s) 10422b2325ffSGerd Hoffmann { 104395efb20cSGerd Hoffmann if (!s->bh_nodev) { 104495efb20cSGerd Hoffmann s->bh_nodev = qemu_bh_new(usb_host_nodev_bh, s); 10452b2325ffSGerd Hoffmann } 104695efb20cSGerd Hoffmann qemu_bh_schedule(s->bh_nodev); 10472b2325ffSGerd Hoffmann } 10482b2325ffSGerd Hoffmann 10492b2325ffSGerd Hoffmann static void usb_host_exit_notifier(struct Notifier *n, void *data) 10502b2325ffSGerd Hoffmann { 10512b2325ffSGerd Hoffmann USBHostDevice *s = container_of(n, USBHostDevice, exit); 10522b2325ffSGerd Hoffmann 10532b2325ffSGerd Hoffmann if (s->dh) { 105476d0a936SGerd Hoffmann usb_host_abort_xfers(s); 10552b2325ffSGerd Hoffmann usb_host_release_interfaces(s); 10565621d045Slinzhecheng libusb_reset_device(s->dh); 10572b2325ffSGerd Hoffmann usb_host_attach_kernel(s); 10585621d045Slinzhecheng libusb_close(s->dh); 10592b2325ffSGerd Hoffmann } 10602b2325ffSGerd Hoffmann } 10612b2325ffSGerd Hoffmann 1062e058fa2dSGerd Hoffmann static libusb_device *usb_host_find_ref(int bus, int addr) 1063e058fa2dSGerd Hoffmann { 1064e058fa2dSGerd Hoffmann libusb_device **devs = NULL; 1065e058fa2dSGerd Hoffmann libusb_device *ret = NULL; 1066e058fa2dSGerd Hoffmann int i, n; 1067e058fa2dSGerd Hoffmann 1068e058fa2dSGerd Hoffmann n = libusb_get_device_list(ctx, &devs); 1069e058fa2dSGerd Hoffmann for (i = 0; i < n; i++) { 1070e058fa2dSGerd Hoffmann if (libusb_get_bus_number(devs[i]) == bus && 1071e058fa2dSGerd Hoffmann libusb_get_device_address(devs[i]) == addr) { 1072e058fa2dSGerd Hoffmann ret = libusb_ref_device(devs[i]); 1073e058fa2dSGerd Hoffmann break; 1074e058fa2dSGerd Hoffmann } 1075e058fa2dSGerd Hoffmann } 1076e058fa2dSGerd Hoffmann libusb_free_device_list(devs, 1); 1077e058fa2dSGerd Hoffmann return ret; 1078e058fa2dSGerd Hoffmann } 1079e058fa2dSGerd Hoffmann 10802aa76dc1SGonglei static void usb_host_realize(USBDevice *udev, Error **errp) 10812b2325ffSGerd Hoffmann { 10822b2325ffSGerd Hoffmann USBHostDevice *s = USB_HOST_DEVICE(udev); 1083e058fa2dSGerd Hoffmann libusb_device *ldev; 1084e058fa2dSGerd Hoffmann int rc; 10852b2325ffSGerd Hoffmann 10869f815e83SGerd Hoffmann if (usb_host_init() != 0) { 10879f815e83SGerd Hoffmann error_setg(errp, "failed to init libusb"); 10889f815e83SGerd Hoffmann return; 10899f815e83SGerd Hoffmann } 1090f3cda6e0SGerd Hoffmann if (s->match.vendor_id > 0xffff) { 10912aa76dc1SGonglei error_setg(errp, "vendorid out of range"); 10922aa76dc1SGonglei return; 1093f3cda6e0SGerd Hoffmann } 1094f3cda6e0SGerd Hoffmann if (s->match.product_id > 0xffff) { 10952aa76dc1SGonglei error_setg(errp, "productid out of range"); 10962aa76dc1SGonglei return; 1097f3cda6e0SGerd Hoffmann } 1098f3cda6e0SGerd Hoffmann if (s->match.addr > 127) { 10992aa76dc1SGonglei error_setg(errp, "hostaddr out of range"); 11002aa76dc1SGonglei return; 1101f3cda6e0SGerd Hoffmann } 1102f3cda6e0SGerd Hoffmann 11032b2325ffSGerd Hoffmann loglevel = s->loglevel; 1104628e5485SGerd Hoffmann udev->flags |= (1 << USB_DEV_FLAG_IS_HOST); 11052b2325ffSGerd Hoffmann udev->auto_attach = 0; 11062b2325ffSGerd Hoffmann QTAILQ_INIT(&s->requests); 11072b2325ffSGerd Hoffmann QTAILQ_INIT(&s->isorings); 11089f815e83SGerd Hoffmann s->hostfd = -1; 11092b2325ffSGerd Hoffmann 1110*631009e7SGerd Hoffmann #if LIBUSB_API_VERSION >= 0x01000107 && !defined(CONFIG_WIN32) 11119f815e83SGerd Hoffmann if (s->hostdevice) { 11129f815e83SGerd Hoffmann int fd; 11139f815e83SGerd Hoffmann s->needs_autoscan = false; 11149f815e83SGerd Hoffmann fd = qemu_open(s->hostdevice, O_RDWR); 11159f815e83SGerd Hoffmann if (fd < 0) { 11169f815e83SGerd Hoffmann error_setg_errno(errp, errno, "failed to open %s", s->hostdevice); 11179f815e83SGerd Hoffmann return; 11189f815e83SGerd Hoffmann } 11199f815e83SGerd Hoffmann rc = usb_host_open(s, NULL, fd); 11209f815e83SGerd Hoffmann if (rc < 0) { 11219f815e83SGerd Hoffmann error_setg(errp, "failed to open host usb device %s", s->hostdevice); 11229f815e83SGerd Hoffmann return; 11239f815e83SGerd Hoffmann } 11249f815e83SGerd Hoffmann } else 11259f815e83SGerd Hoffmann #endif 1126e058fa2dSGerd Hoffmann if (s->match.addr && s->match.bus_num && 1127e058fa2dSGerd Hoffmann !s->match.vendor_id && 1128e058fa2dSGerd Hoffmann !s->match.product_id && 1129e058fa2dSGerd Hoffmann !s->match.port) { 1130e058fa2dSGerd Hoffmann s->needs_autoscan = false; 1131e058fa2dSGerd Hoffmann ldev = usb_host_find_ref(s->match.bus_num, 1132e058fa2dSGerd Hoffmann s->match.addr); 1133e058fa2dSGerd Hoffmann if (!ldev) { 1134e058fa2dSGerd Hoffmann error_setg(errp, "failed to find host usb device %d:%d", 1135e058fa2dSGerd Hoffmann s->match.bus_num, s->match.addr); 1136e058fa2dSGerd Hoffmann return; 1137e058fa2dSGerd Hoffmann } 11389f815e83SGerd Hoffmann rc = usb_host_open(s, ldev, 0); 1139e058fa2dSGerd Hoffmann libusb_unref_device(ldev); 1140e058fa2dSGerd Hoffmann if (rc < 0) { 1141e058fa2dSGerd Hoffmann error_setg(errp, "failed to open host usb device %d:%d", 1142e058fa2dSGerd Hoffmann s->match.bus_num, s->match.addr); 1143e058fa2dSGerd Hoffmann return; 1144e058fa2dSGerd Hoffmann } 1145e058fa2dSGerd Hoffmann } else { 1146e058fa2dSGerd Hoffmann s->needs_autoscan = true; 11472b2325ffSGerd Hoffmann QTAILQ_INSERT_TAIL(&hostdevs, s, next); 11482b2325ffSGerd Hoffmann usb_host_auto_check(NULL); 11492b2325ffSGerd Hoffmann } 11502b2325ffSGerd Hoffmann 1151e058fa2dSGerd Hoffmann s->exit.notify = usb_host_exit_notifier; 1152e058fa2dSGerd Hoffmann qemu_add_exit_notifier(&s->exit); 1153e058fa2dSGerd Hoffmann } 1154e058fa2dSGerd Hoffmann 1155e6adae52SGonglei static void usb_host_instance_init(Object *obj) 1156e6adae52SGonglei { 1157e6adae52SGonglei USBDevice *udev = USB_DEVICE(obj); 1158e6adae52SGonglei USBHostDevice *s = USB_HOST_DEVICE(udev); 1159e6adae52SGonglei 1160e6adae52SGonglei device_add_bootindex_property(obj, &s->bootindex, 1161e6adae52SGonglei "bootindex", NULL, 116240c2281cSMarkus Armbruster &udev->qdev); 1163e6adae52SGonglei } 1164e6adae52SGonglei 1165b69c3c21SMarkus Armbruster static void usb_host_unrealize(USBDevice *udev) 11662b2325ffSGerd Hoffmann { 11672b2325ffSGerd Hoffmann USBHostDevice *s = USB_HOST_DEVICE(udev); 11682b2325ffSGerd Hoffmann 11692b2325ffSGerd Hoffmann qemu_remove_exit_notifier(&s->exit); 1170e058fa2dSGerd Hoffmann if (s->needs_autoscan) { 11712b2325ffSGerd Hoffmann QTAILQ_REMOVE(&hostdevs, s, next); 1172e058fa2dSGerd Hoffmann } 11732b2325ffSGerd Hoffmann usb_host_close(s); 11742b2325ffSGerd Hoffmann } 11752b2325ffSGerd Hoffmann 11762b2325ffSGerd Hoffmann static void usb_host_cancel_packet(USBDevice *udev, USBPacket *p) 11772b2325ffSGerd Hoffmann { 11782b2325ffSGerd Hoffmann USBHostDevice *s = USB_HOST_DEVICE(udev); 11792b2325ffSGerd Hoffmann USBHostRequest *r; 11802b2325ffSGerd Hoffmann 11812b2325ffSGerd Hoffmann if (p->combined) { 11822b2325ffSGerd Hoffmann usb_combined_packet_cancel(udev, p); 11832b2325ffSGerd Hoffmann return; 11842b2325ffSGerd Hoffmann } 11852b2325ffSGerd Hoffmann 11862b2325ffSGerd Hoffmann trace_usb_host_req_canceled(s->bus_num, s->addr, p); 11872b2325ffSGerd Hoffmann 11882b2325ffSGerd Hoffmann r = usb_host_req_find(s, p); 11892b2325ffSGerd Hoffmann if (r && r->p) { 11902b2325ffSGerd Hoffmann r->p = NULL; /* mark as dead */ 11912b2325ffSGerd Hoffmann libusb_cancel_transfer(r->xfer); 11922b2325ffSGerd Hoffmann } 11932b2325ffSGerd Hoffmann } 11942b2325ffSGerd Hoffmann 11952b2325ffSGerd Hoffmann static void usb_host_detach_kernel(USBHostDevice *s) 11962b2325ffSGerd Hoffmann { 11972b2325ffSGerd Hoffmann struct libusb_config_descriptor *conf; 11982b2325ffSGerd Hoffmann int rc, i; 11992b2325ffSGerd Hoffmann 12002b2325ffSGerd Hoffmann rc = libusb_get_active_config_descriptor(s->dev, &conf); 12012b2325ffSGerd Hoffmann if (rc != 0) { 12022b2325ffSGerd Hoffmann return; 12032b2325ffSGerd Hoffmann } 1204896b6757SSamuel Brian for (i = 0; i < USB_MAX_INTERFACES; i++) { 12052b2325ffSGerd Hoffmann rc = libusb_kernel_driver_active(s->dh, i); 12062b2325ffSGerd Hoffmann usb_host_libusb_error("libusb_kernel_driver_active", rc); 12072b2325ffSGerd Hoffmann if (rc != 1) { 1208933d2d4bSlinzhecheng if (rc == 0) { 1209933d2d4bSlinzhecheng s->ifs[i].detached = true; 1210933d2d4bSlinzhecheng } 12112b2325ffSGerd Hoffmann continue; 12122b2325ffSGerd Hoffmann } 12132b2325ffSGerd Hoffmann trace_usb_host_detach_kernel(s->bus_num, s->addr, i); 12142b2325ffSGerd Hoffmann rc = libusb_detach_kernel_driver(s->dh, i); 12152b2325ffSGerd Hoffmann usb_host_libusb_error("libusb_detach_kernel_driver", rc); 12162b2325ffSGerd Hoffmann s->ifs[i].detached = true; 12172b2325ffSGerd Hoffmann } 12182b2325ffSGerd Hoffmann libusb_free_config_descriptor(conf); 12192b2325ffSGerd Hoffmann } 12202b2325ffSGerd Hoffmann 12212b2325ffSGerd Hoffmann static void usb_host_attach_kernel(USBHostDevice *s) 12222b2325ffSGerd Hoffmann { 12232b2325ffSGerd Hoffmann struct libusb_config_descriptor *conf; 12242b2325ffSGerd Hoffmann int rc, i; 12252b2325ffSGerd Hoffmann 12262b2325ffSGerd Hoffmann rc = libusb_get_active_config_descriptor(s->dev, &conf); 12272b2325ffSGerd Hoffmann if (rc != 0) { 12282b2325ffSGerd Hoffmann return; 12292b2325ffSGerd Hoffmann } 1230896b6757SSamuel Brian for (i = 0; i < USB_MAX_INTERFACES; i++) { 12312b2325ffSGerd Hoffmann if (!s->ifs[i].detached) { 12322b2325ffSGerd Hoffmann continue; 12332b2325ffSGerd Hoffmann } 12342b2325ffSGerd Hoffmann trace_usb_host_attach_kernel(s->bus_num, s->addr, i); 12352b2325ffSGerd Hoffmann libusb_attach_kernel_driver(s->dh, i); 12362b2325ffSGerd Hoffmann s->ifs[i].detached = false; 12372b2325ffSGerd Hoffmann } 12382b2325ffSGerd Hoffmann libusb_free_config_descriptor(conf); 12392b2325ffSGerd Hoffmann } 12402b2325ffSGerd Hoffmann 12412b2325ffSGerd Hoffmann static int usb_host_claim_interfaces(USBHostDevice *s, int configuration) 12422b2325ffSGerd Hoffmann { 12432b2325ffSGerd Hoffmann USBDevice *udev = USB_DEVICE(s); 12442b2325ffSGerd Hoffmann struct libusb_config_descriptor *conf; 1245896b6757SSamuel Brian int rc, i, claimed; 12462b2325ffSGerd Hoffmann 12472b2325ffSGerd Hoffmann for (i = 0; i < USB_MAX_INTERFACES; i++) { 12482b2325ffSGerd Hoffmann udev->altsetting[i] = 0; 12492b2325ffSGerd Hoffmann } 12502b2325ffSGerd Hoffmann udev->ninterfaces = 0; 12512b2325ffSGerd Hoffmann udev->configuration = 0; 12522b2325ffSGerd Hoffmann 12532b2325ffSGerd Hoffmann usb_host_detach_kernel(s); 12542b2325ffSGerd Hoffmann 12552b2325ffSGerd Hoffmann rc = libusb_get_active_config_descriptor(s->dev, &conf); 12562b2325ffSGerd Hoffmann if (rc != 0) { 12571294ca79SHans de Goede if (rc == LIBUSB_ERROR_NOT_FOUND) { 12581294ca79SHans de Goede /* address state - ignore */ 12591294ca79SHans de Goede return USB_RET_SUCCESS; 12601294ca79SHans de Goede } 12612b2325ffSGerd Hoffmann return USB_RET_STALL; 12622b2325ffSGerd Hoffmann } 12632b2325ffSGerd Hoffmann 1264896b6757SSamuel Brian claimed = 0; 1265896b6757SSamuel Brian for (i = 0; i < USB_MAX_INTERFACES; i++) { 12662b2325ffSGerd Hoffmann trace_usb_host_claim_interface(s->bus_num, s->addr, configuration, i); 12672b2325ffSGerd Hoffmann rc = libusb_claim_interface(s->dh, i); 1268896b6757SSamuel Brian if (rc == 0) { 12692b2325ffSGerd Hoffmann s->ifs[i].claimed = true; 1270896b6757SSamuel Brian if (++claimed == conf->bNumInterfaces) { 1271896b6757SSamuel Brian break; 1272896b6757SSamuel Brian } 1273896b6757SSamuel Brian } 1274896b6757SSamuel Brian } 1275896b6757SSamuel Brian if (claimed != conf->bNumInterfaces) { 1276896b6757SSamuel Brian return USB_RET_STALL; 12772b2325ffSGerd Hoffmann } 12782b2325ffSGerd Hoffmann 12792b2325ffSGerd Hoffmann udev->ninterfaces = conf->bNumInterfaces; 12802b2325ffSGerd Hoffmann udev->configuration = configuration; 12812b2325ffSGerd Hoffmann 12822b2325ffSGerd Hoffmann libusb_free_config_descriptor(conf); 12832b2325ffSGerd Hoffmann return USB_RET_SUCCESS; 12842b2325ffSGerd Hoffmann } 12852b2325ffSGerd Hoffmann 12862b2325ffSGerd Hoffmann static void usb_host_release_interfaces(USBHostDevice *s) 12872b2325ffSGerd Hoffmann { 12882b2325ffSGerd Hoffmann int i, rc; 12892b2325ffSGerd Hoffmann 1290896b6757SSamuel Brian for (i = 0; i < USB_MAX_INTERFACES; i++) { 12912b2325ffSGerd Hoffmann if (!s->ifs[i].claimed) { 12922b2325ffSGerd Hoffmann continue; 12932b2325ffSGerd Hoffmann } 12942b2325ffSGerd Hoffmann trace_usb_host_release_interface(s->bus_num, s->addr, i); 12952b2325ffSGerd Hoffmann rc = libusb_release_interface(s->dh, i); 12962b2325ffSGerd Hoffmann usb_host_libusb_error("libusb_release_interface", rc); 12972b2325ffSGerd Hoffmann s->ifs[i].claimed = false; 12982b2325ffSGerd Hoffmann } 12992b2325ffSGerd Hoffmann } 13002b2325ffSGerd Hoffmann 13012b2325ffSGerd Hoffmann static void usb_host_set_address(USBHostDevice *s, int addr) 13022b2325ffSGerd Hoffmann { 13032b2325ffSGerd Hoffmann USBDevice *udev = USB_DEVICE(s); 13042b2325ffSGerd Hoffmann 13052b2325ffSGerd Hoffmann trace_usb_host_set_address(s->bus_num, s->addr, addr); 13062b2325ffSGerd Hoffmann udev->addr = addr; 13072b2325ffSGerd Hoffmann } 13082b2325ffSGerd Hoffmann 13092b2325ffSGerd Hoffmann static void usb_host_set_config(USBHostDevice *s, int config, USBPacket *p) 13102b2325ffSGerd Hoffmann { 1311bfe44898SGerd Hoffmann int rc = 0; 13122b2325ffSGerd Hoffmann 13132b2325ffSGerd Hoffmann trace_usb_host_set_config(s->bus_num, s->addr, config); 13142b2325ffSGerd Hoffmann 13152b2325ffSGerd Hoffmann usb_host_release_interfaces(s); 1316bfe44898SGerd Hoffmann if (s->ddesc.bNumConfigurations != 1) { 13172b2325ffSGerd Hoffmann rc = libusb_set_configuration(s->dh, config); 13182b2325ffSGerd Hoffmann if (rc != 0) { 13192b2325ffSGerd Hoffmann usb_host_libusb_error("libusb_set_configuration", rc); 13202b2325ffSGerd Hoffmann p->status = USB_RET_STALL; 13212b2325ffSGerd Hoffmann if (rc == LIBUSB_ERROR_NO_DEVICE) { 13222b2325ffSGerd Hoffmann usb_host_nodev(s); 13232b2325ffSGerd Hoffmann } 13242b2325ffSGerd Hoffmann return; 13252b2325ffSGerd Hoffmann } 1326bfe44898SGerd Hoffmann } 13272b2325ffSGerd Hoffmann p->status = usb_host_claim_interfaces(s, config); 13282b2325ffSGerd Hoffmann if (p->status != USB_RET_SUCCESS) { 13292b2325ffSGerd Hoffmann return; 13302b2325ffSGerd Hoffmann } 13312b2325ffSGerd Hoffmann usb_host_ep_update(s); 13322b2325ffSGerd Hoffmann } 13332b2325ffSGerd Hoffmann 13342b2325ffSGerd Hoffmann static void usb_host_set_interface(USBHostDevice *s, int iface, int alt, 13352b2325ffSGerd Hoffmann USBPacket *p) 13362b2325ffSGerd Hoffmann { 13372b2325ffSGerd Hoffmann USBDevice *udev = USB_DEVICE(s); 13382b2325ffSGerd Hoffmann int rc; 13392b2325ffSGerd Hoffmann 13402b2325ffSGerd Hoffmann trace_usb_host_set_interface(s->bus_num, s->addr, iface, alt); 13412b2325ffSGerd Hoffmann 13422b2325ffSGerd Hoffmann usb_host_iso_free_all(s); 13432b2325ffSGerd Hoffmann 13442b2325ffSGerd Hoffmann if (iface >= USB_MAX_INTERFACES) { 13452b2325ffSGerd Hoffmann p->status = USB_RET_STALL; 13462b2325ffSGerd Hoffmann return; 13472b2325ffSGerd Hoffmann } 13482b2325ffSGerd Hoffmann 13492b2325ffSGerd Hoffmann rc = libusb_set_interface_alt_setting(s->dh, iface, alt); 13502b2325ffSGerd Hoffmann if (rc != 0) { 13512b2325ffSGerd Hoffmann usb_host_libusb_error("libusb_set_interface_alt_setting", rc); 13522b2325ffSGerd Hoffmann p->status = USB_RET_STALL; 13532b2325ffSGerd Hoffmann if (rc == LIBUSB_ERROR_NO_DEVICE) { 13542b2325ffSGerd Hoffmann usb_host_nodev(s); 13552b2325ffSGerd Hoffmann } 13562b2325ffSGerd Hoffmann return; 13572b2325ffSGerd Hoffmann } 13582b2325ffSGerd Hoffmann 13592b2325ffSGerd Hoffmann udev->altsetting[iface] = alt; 13602b2325ffSGerd Hoffmann usb_host_ep_update(s); 13612b2325ffSGerd Hoffmann } 13622b2325ffSGerd Hoffmann 13632b2325ffSGerd Hoffmann static void usb_host_handle_control(USBDevice *udev, USBPacket *p, 13642b2325ffSGerd Hoffmann int request, int value, int index, 13652b2325ffSGerd Hoffmann int length, uint8_t *data) 13662b2325ffSGerd Hoffmann { 13672b2325ffSGerd Hoffmann USBHostDevice *s = USB_HOST_DEVICE(udev); 13682b2325ffSGerd Hoffmann USBHostRequest *r; 13692b2325ffSGerd Hoffmann int rc; 13702b2325ffSGerd Hoffmann 13712b2325ffSGerd Hoffmann trace_usb_host_req_control(s->bus_num, s->addr, p, request, value, index); 13722b2325ffSGerd Hoffmann 13732b2325ffSGerd Hoffmann if (s->dh == NULL) { 13742b2325ffSGerd Hoffmann p->status = USB_RET_NODEV; 13752b2325ffSGerd Hoffmann trace_usb_host_req_emulated(s->bus_num, s->addr, p, p->status); 13762b2325ffSGerd Hoffmann return; 13772b2325ffSGerd Hoffmann } 13782b2325ffSGerd Hoffmann 13792b2325ffSGerd Hoffmann switch (request) { 13802b2325ffSGerd Hoffmann case DeviceOutRequest | USB_REQ_SET_ADDRESS: 13812b2325ffSGerd Hoffmann usb_host_set_address(s, value); 13822b2325ffSGerd Hoffmann trace_usb_host_req_emulated(s->bus_num, s->addr, p, p->status); 13832b2325ffSGerd Hoffmann return; 13842b2325ffSGerd Hoffmann 13852b2325ffSGerd Hoffmann case DeviceOutRequest | USB_REQ_SET_CONFIGURATION: 13862b2325ffSGerd Hoffmann usb_host_set_config(s, value & 0xff, p); 13872b2325ffSGerd Hoffmann trace_usb_host_req_emulated(s->bus_num, s->addr, p, p->status); 13882b2325ffSGerd Hoffmann return; 13892b2325ffSGerd Hoffmann 13902b2325ffSGerd Hoffmann case InterfaceOutRequest | USB_REQ_SET_INTERFACE: 13912b2325ffSGerd Hoffmann usb_host_set_interface(s, index, value, p); 13922b2325ffSGerd Hoffmann trace_usb_host_req_emulated(s->bus_num, s->addr, p, p->status); 13932b2325ffSGerd Hoffmann return; 13942b2325ffSGerd Hoffmann 13952b2325ffSGerd Hoffmann case EndpointOutRequest | USB_REQ_CLEAR_FEATURE: 13962b2325ffSGerd Hoffmann if (value == 0) { /* clear halt */ 13972b2325ffSGerd Hoffmann int pid = (index & USB_DIR_IN) ? USB_TOKEN_IN : USB_TOKEN_OUT; 13982b2325ffSGerd Hoffmann libusb_clear_halt(s->dh, index); 13992b2325ffSGerd Hoffmann usb_ep_set_halted(udev, pid, index & 0x0f, 0); 14002b2325ffSGerd Hoffmann trace_usb_host_req_emulated(s->bus_num, s->addr, p, p->status); 14012b2325ffSGerd Hoffmann return; 14022b2325ffSGerd Hoffmann } 14032b2325ffSGerd Hoffmann } 14042b2325ffSGerd Hoffmann 14052b2325ffSGerd Hoffmann r = usb_host_req_alloc(s, p, (request >> 8) & USB_DIR_IN, length + 8); 14062b2325ffSGerd Hoffmann r->cbuf = data; 14072b2325ffSGerd Hoffmann r->clen = length; 14082b2325ffSGerd Hoffmann memcpy(r->buffer, udev->setup_buf, 8); 14092b2325ffSGerd Hoffmann if (!r->in) { 14102b2325ffSGerd Hoffmann memcpy(r->buffer + 8, r->cbuf, r->clen); 14112b2325ffSGerd Hoffmann } 14122b2325ffSGerd Hoffmann 1413b88a3e01SGerd Hoffmann /* Fix up USB-3 ep0 maxpacket size to allow superspeed connected devices 1414b88a3e01SGerd Hoffmann * to work redirected to a not superspeed capable hcd */ 1415a9be4e7cSGerd Hoffmann if ((udev->speedmask & USB_SPEED_MASK_SUPER) && 141672517114Slijun !(udev->port->speedmask & USB_SPEED_MASK_SUPER) && 1417b88a3e01SGerd Hoffmann request == 0x8006 && value == 0x100 && index == 0) { 1418b88a3e01SGerd Hoffmann r->usb3ep0quirk = true; 1419b88a3e01SGerd Hoffmann } 1420b88a3e01SGerd Hoffmann 14212b2325ffSGerd Hoffmann libusb_fill_control_transfer(r->xfer, s->dh, r->buffer, 14222b2325ffSGerd Hoffmann usb_host_req_complete_ctrl, r, 14232b2325ffSGerd Hoffmann CONTROL_TIMEOUT); 14242b2325ffSGerd Hoffmann rc = libusb_submit_transfer(r->xfer); 14252b2325ffSGerd Hoffmann if (rc != 0) { 14262b2325ffSGerd Hoffmann p->status = USB_RET_NODEV; 14272b2325ffSGerd Hoffmann trace_usb_host_req_complete(s->bus_num, s->addr, p, 14282b2325ffSGerd Hoffmann p->status, p->actual_length); 14292b2325ffSGerd Hoffmann if (rc == LIBUSB_ERROR_NO_DEVICE) { 14302b2325ffSGerd Hoffmann usb_host_nodev(s); 14312b2325ffSGerd Hoffmann } 14322b2325ffSGerd Hoffmann return; 14332b2325ffSGerd Hoffmann } 14342b2325ffSGerd Hoffmann 14352b2325ffSGerd Hoffmann p->status = USB_RET_ASYNC; 14362b2325ffSGerd Hoffmann } 14372b2325ffSGerd Hoffmann 14382b2325ffSGerd Hoffmann static void usb_host_handle_data(USBDevice *udev, USBPacket *p) 14392b2325ffSGerd Hoffmann { 14402b2325ffSGerd Hoffmann USBHostDevice *s = USB_HOST_DEVICE(udev); 14412b2325ffSGerd Hoffmann USBHostRequest *r; 14422b2325ffSGerd Hoffmann size_t size; 14432b2325ffSGerd Hoffmann int ep, rc; 14442b2325ffSGerd Hoffmann 14452b2325ffSGerd Hoffmann if (usb_host_use_combining(p->ep) && p->state == USB_PACKET_SETUP) { 14462b2325ffSGerd Hoffmann p->status = USB_RET_ADD_TO_QUEUE; 14472b2325ffSGerd Hoffmann return; 14482b2325ffSGerd Hoffmann } 14492b2325ffSGerd Hoffmann 14502b2325ffSGerd Hoffmann trace_usb_host_req_data(s->bus_num, s->addr, p, 14512b2325ffSGerd Hoffmann p->pid == USB_TOKEN_IN, 14522b2325ffSGerd Hoffmann p->ep->nr, p->iov.size); 14532b2325ffSGerd Hoffmann 14542b2325ffSGerd Hoffmann if (s->dh == NULL) { 14552b2325ffSGerd Hoffmann p->status = USB_RET_NODEV; 14562b2325ffSGerd Hoffmann trace_usb_host_req_emulated(s->bus_num, s->addr, p, p->status); 14572b2325ffSGerd Hoffmann return; 14582b2325ffSGerd Hoffmann } 14592b2325ffSGerd Hoffmann if (p->ep->halted) { 14602b2325ffSGerd Hoffmann p->status = USB_RET_STALL; 14612b2325ffSGerd Hoffmann trace_usb_host_req_emulated(s->bus_num, s->addr, p, p->status); 14622b2325ffSGerd Hoffmann return; 14632b2325ffSGerd Hoffmann } 14642b2325ffSGerd Hoffmann 14652b2325ffSGerd Hoffmann switch (usb_ep_get_type(udev, p->pid, p->ep->nr)) { 14662b2325ffSGerd Hoffmann case USB_ENDPOINT_XFER_BULK: 14672b2325ffSGerd Hoffmann size = usb_packet_size(p); 14682b2325ffSGerd Hoffmann r = usb_host_req_alloc(s, p, p->pid == USB_TOKEN_IN, size); 14692b2325ffSGerd Hoffmann if (!r->in) { 14702b2325ffSGerd Hoffmann usb_packet_copy(p, r->buffer, size); 14712b2325ffSGerd Hoffmann } 14722b2325ffSGerd Hoffmann ep = p->ep->nr | (r->in ? USB_DIR_IN : 0); 14738d1bd3c9SHans de Goede if (p->stream) { 1474322fd1f4SGerd Hoffmann #ifdef HAVE_STREAMS 14758d1bd3c9SHans de Goede libusb_fill_bulk_stream_transfer(r->xfer, s->dh, ep, p->stream, 14768d1bd3c9SHans de Goede r->buffer, size, 14778d1bd3c9SHans de Goede usb_host_req_complete_data, r, 14788d1bd3c9SHans de Goede BULK_TIMEOUT); 14798d1bd3c9SHans de Goede #else 14808d1bd3c9SHans de Goede usb_host_req_free(r); 14818d1bd3c9SHans de Goede p->status = USB_RET_STALL; 14828d1bd3c9SHans de Goede return; 14838d1bd3c9SHans de Goede #endif 14848d1bd3c9SHans de Goede } else { 14852b2325ffSGerd Hoffmann libusb_fill_bulk_transfer(r->xfer, s->dh, ep, 14862b2325ffSGerd Hoffmann r->buffer, size, 14872b2325ffSGerd Hoffmann usb_host_req_complete_data, r, 14882b2325ffSGerd Hoffmann BULK_TIMEOUT); 14898d1bd3c9SHans de Goede } 14902b2325ffSGerd Hoffmann break; 14912b2325ffSGerd Hoffmann case USB_ENDPOINT_XFER_INT: 14922b2325ffSGerd Hoffmann r = usb_host_req_alloc(s, p, p->pid == USB_TOKEN_IN, p->iov.size); 14932b2325ffSGerd Hoffmann if (!r->in) { 14942b2325ffSGerd Hoffmann usb_packet_copy(p, r->buffer, p->iov.size); 14952b2325ffSGerd Hoffmann } 14962b2325ffSGerd Hoffmann ep = p->ep->nr | (r->in ? USB_DIR_IN : 0); 14972b2325ffSGerd Hoffmann libusb_fill_interrupt_transfer(r->xfer, s->dh, ep, 14982b2325ffSGerd Hoffmann r->buffer, p->iov.size, 14992b2325ffSGerd Hoffmann usb_host_req_complete_data, r, 15002b2325ffSGerd Hoffmann INTR_TIMEOUT); 15012b2325ffSGerd Hoffmann break; 15022b2325ffSGerd Hoffmann case USB_ENDPOINT_XFER_ISOC: 15032b2325ffSGerd Hoffmann if (p->pid == USB_TOKEN_IN) { 15042b2325ffSGerd Hoffmann usb_host_iso_data_in(s, p); 15052b2325ffSGerd Hoffmann } else { 15062b2325ffSGerd Hoffmann usb_host_iso_data_out(s, p); 15072b2325ffSGerd Hoffmann } 15082b2325ffSGerd Hoffmann trace_usb_host_req_complete(s->bus_num, s->addr, p, 15092b2325ffSGerd Hoffmann p->status, p->actual_length); 15102b2325ffSGerd Hoffmann return; 15112b2325ffSGerd Hoffmann default: 15122b2325ffSGerd Hoffmann p->status = USB_RET_STALL; 15132b2325ffSGerd Hoffmann trace_usb_host_req_complete(s->bus_num, s->addr, p, 15142b2325ffSGerd Hoffmann p->status, p->actual_length); 15152b2325ffSGerd Hoffmann return; 15162b2325ffSGerd Hoffmann } 15172b2325ffSGerd Hoffmann 15182b2325ffSGerd Hoffmann rc = libusb_submit_transfer(r->xfer); 15192b2325ffSGerd Hoffmann if (rc != 0) { 15202b2325ffSGerd Hoffmann p->status = USB_RET_NODEV; 15212b2325ffSGerd Hoffmann trace_usb_host_req_complete(s->bus_num, s->addr, p, 15222b2325ffSGerd Hoffmann p->status, p->actual_length); 15232b2325ffSGerd Hoffmann if (rc == LIBUSB_ERROR_NO_DEVICE) { 15242b2325ffSGerd Hoffmann usb_host_nodev(s); 15252b2325ffSGerd Hoffmann } 15262b2325ffSGerd Hoffmann return; 15272b2325ffSGerd Hoffmann } 15282b2325ffSGerd Hoffmann 15292b2325ffSGerd Hoffmann p->status = USB_RET_ASYNC; 15302b2325ffSGerd Hoffmann } 15312b2325ffSGerd Hoffmann 15322b2325ffSGerd Hoffmann static void usb_host_flush_ep_queue(USBDevice *dev, USBEndpoint *ep) 15332b2325ffSGerd Hoffmann { 15342b2325ffSGerd Hoffmann if (usb_host_use_combining(ep)) { 15352b2325ffSGerd Hoffmann usb_ep_combine_input_packets(ep); 15362b2325ffSGerd Hoffmann } 15372b2325ffSGerd Hoffmann } 15382b2325ffSGerd Hoffmann 15392b2325ffSGerd Hoffmann static void usb_host_handle_reset(USBDevice *udev) 15402b2325ffSGerd Hoffmann { 15412b2325ffSGerd Hoffmann USBHostDevice *s = USB_HOST_DEVICE(udev); 15425af35d7fSHans de Goede int rc; 15432b2325ffSGerd Hoffmann 15441dfe2b91SGerd Hoffmann if (!s->allow_one_guest_reset && !s->allow_all_guest_resets) { 1545ba4c735bSAlexander Kappner return; 1546ba4c735bSAlexander Kappner } 15471dfe2b91SGerd Hoffmann if (!s->allow_all_guest_resets && udev->addr == 0) { 154865f14ab9SGerd Hoffmann return; 154965f14ab9SGerd Hoffmann } 1550ba4c735bSAlexander Kappner 15512b2325ffSGerd Hoffmann trace_usb_host_reset(s->bus_num, s->addr); 15522b2325ffSGerd Hoffmann 15535af35d7fSHans de Goede rc = libusb_reset_device(s->dh); 15545af35d7fSHans de Goede if (rc != 0) { 15555af35d7fSHans de Goede usb_host_nodev(s); 15562b2325ffSGerd Hoffmann } 15572b2325ffSGerd Hoffmann } 15582b2325ffSGerd Hoffmann 155956a9f180SHans de Goede static int usb_host_alloc_streams(USBDevice *udev, USBEndpoint **eps, 156056a9f180SHans de Goede int nr_eps, int streams) 156156a9f180SHans de Goede { 1562322fd1f4SGerd Hoffmann #ifdef HAVE_STREAMS 156356a9f180SHans de Goede USBHostDevice *s = USB_HOST_DEVICE(udev); 156456a9f180SHans de Goede unsigned char endpoints[30]; 156556a9f180SHans de Goede int i, rc; 156656a9f180SHans de Goede 156756a9f180SHans de Goede for (i = 0; i < nr_eps; i++) { 156856a9f180SHans de Goede endpoints[i] = eps[i]->nr; 156956a9f180SHans de Goede if (eps[i]->pid == USB_TOKEN_IN) { 157056a9f180SHans de Goede endpoints[i] |= 0x80; 157156a9f180SHans de Goede } 157256a9f180SHans de Goede } 157356a9f180SHans de Goede rc = libusb_alloc_streams(s->dh, streams, endpoints, nr_eps); 157456a9f180SHans de Goede if (rc < 0) { 157556a9f180SHans de Goede usb_host_libusb_error("libusb_alloc_streams", rc); 157656a9f180SHans de Goede } else if (rc != streams) { 15772e6a0dd1SGonglei error_report("libusb_alloc_streams: got less streams " 15782e6a0dd1SGonglei "then requested %d < %d", rc, streams); 157956a9f180SHans de Goede } 158056a9f180SHans de Goede 158156a9f180SHans de Goede return (rc == streams) ? 0 : -1; 158256a9f180SHans de Goede #else 15832e6a0dd1SGonglei error_report("libusb_alloc_streams: error not implemented"); 158456a9f180SHans de Goede return -1; 158556a9f180SHans de Goede #endif 158656a9f180SHans de Goede } 158756a9f180SHans de Goede 158856a9f180SHans de Goede static void usb_host_free_streams(USBDevice *udev, USBEndpoint **eps, 158956a9f180SHans de Goede int nr_eps) 159056a9f180SHans de Goede { 1591322fd1f4SGerd Hoffmann #ifdef HAVE_STREAMS 159256a9f180SHans de Goede USBHostDevice *s = USB_HOST_DEVICE(udev); 159356a9f180SHans de Goede unsigned char endpoints[30]; 159456a9f180SHans de Goede int i; 159556a9f180SHans de Goede 159656a9f180SHans de Goede for (i = 0; i < nr_eps; i++) { 159756a9f180SHans de Goede endpoints[i] = eps[i]->nr; 159856a9f180SHans de Goede if (eps[i]->pid == USB_TOKEN_IN) { 159956a9f180SHans de Goede endpoints[i] |= 0x80; 160056a9f180SHans de Goede } 160156a9f180SHans de Goede } 160256a9f180SHans de Goede libusb_free_streams(s->dh, endpoints, nr_eps); 160356a9f180SHans de Goede #endif 160456a9f180SHans de Goede } 160556a9f180SHans de Goede 160695efb20cSGerd Hoffmann /* 160795efb20cSGerd Hoffmann * This is *NOT* about restoring state. We have absolutely no idea 160895efb20cSGerd Hoffmann * what state the host device is in at the moment and whenever it is 160995efb20cSGerd Hoffmann * still present in the first place. Attemping to contine where we 161095efb20cSGerd Hoffmann * left off is impossible. 161195efb20cSGerd Hoffmann * 1612b6af0975SDaniel P. Berrange * What we are going to do here is emulate a surprise removal of 161395efb20cSGerd Hoffmann * the usb device passed through, then kick host scan so the device 161495efb20cSGerd Hoffmann * will get re-attached (and re-initialized by the guest) in case it 161595efb20cSGerd Hoffmann * is still present. 161695efb20cSGerd Hoffmann * 161795efb20cSGerd Hoffmann * As the device removal will change the state of other devices (usb 161895efb20cSGerd Hoffmann * host controller, most likely interrupt controller too) we have to 161995efb20cSGerd Hoffmann * wait with it until *all* vmstate is loaded. Thus post_load just 162095efb20cSGerd Hoffmann * kicks a bottom half which then does the actual work. 162195efb20cSGerd Hoffmann */ 162295efb20cSGerd Hoffmann static void usb_host_post_load_bh(void *opaque) 162395efb20cSGerd Hoffmann { 162495efb20cSGerd Hoffmann USBHostDevice *dev = opaque; 162595efb20cSGerd Hoffmann USBDevice *udev = USB_DEVICE(dev); 162695efb20cSGerd Hoffmann 162795efb20cSGerd Hoffmann if (dev->dh != NULL) { 162895efb20cSGerd Hoffmann usb_host_close(dev); 162995efb20cSGerd Hoffmann } 163095efb20cSGerd Hoffmann if (udev->attached) { 163195efb20cSGerd Hoffmann usb_device_detach(udev); 163295efb20cSGerd Hoffmann } 16333280ea8eSGerd Hoffmann dev->bh_postld_pending = false; 163495efb20cSGerd Hoffmann usb_host_auto_check(NULL); 163595efb20cSGerd Hoffmann } 163695efb20cSGerd Hoffmann 163795efb20cSGerd Hoffmann static int usb_host_post_load(void *opaque, int version_id) 163895efb20cSGerd Hoffmann { 163995efb20cSGerd Hoffmann USBHostDevice *dev = opaque; 164095efb20cSGerd Hoffmann 164195efb20cSGerd Hoffmann if (!dev->bh_postld) { 164295efb20cSGerd Hoffmann dev->bh_postld = qemu_bh_new(usb_host_post_load_bh, dev); 164395efb20cSGerd Hoffmann } 164495efb20cSGerd Hoffmann qemu_bh_schedule(dev->bh_postld); 16453280ea8eSGerd Hoffmann dev->bh_postld_pending = true; 164695efb20cSGerd Hoffmann return 0; 164795efb20cSGerd Hoffmann } 164895efb20cSGerd Hoffmann 16492b2325ffSGerd Hoffmann static const VMStateDescription vmstate_usb_host = { 16502b2325ffSGerd Hoffmann .name = "usb-host", 165195efb20cSGerd Hoffmann .version_id = 1, 165295efb20cSGerd Hoffmann .minimum_version_id = 1, 165395efb20cSGerd Hoffmann .post_load = usb_host_post_load, 16542b2325ffSGerd Hoffmann .fields = (VMStateField[]) { 16552b2325ffSGerd Hoffmann VMSTATE_USB_DEVICE(parent_obj, USBHostDevice), 16562b2325ffSGerd Hoffmann VMSTATE_END_OF_LIST() 16572b2325ffSGerd Hoffmann } 16582b2325ffSGerd Hoffmann }; 16592b2325ffSGerd Hoffmann 16602b2325ffSGerd Hoffmann static Property usb_host_dev_properties[] = { 16612b2325ffSGerd Hoffmann DEFINE_PROP_UINT32("hostbus", USBHostDevice, match.bus_num, 0), 16622b2325ffSGerd Hoffmann DEFINE_PROP_UINT32("hostaddr", USBHostDevice, match.addr, 0), 16632b2325ffSGerd Hoffmann DEFINE_PROP_STRING("hostport", USBHostDevice, match.port), 1664c7bcc85dSPaolo Bonzini DEFINE_PROP_UINT32("vendorid", USBHostDevice, match.vendor_id, 0), 1665c7bcc85dSPaolo Bonzini DEFINE_PROP_UINT32("productid", USBHostDevice, match.product_id, 0), 16669f815e83SGerd Hoffmann #if LIBUSB_API_VERSION >= 0x01000107 16679f815e83SGerd Hoffmann DEFINE_PROP_STRING("hostdevice", USBHostDevice, hostdevice), 16689f815e83SGerd Hoffmann #endif 16692b2325ffSGerd Hoffmann DEFINE_PROP_UINT32("isobufs", USBHostDevice, iso_urb_count, 4), 16702b2325ffSGerd Hoffmann DEFINE_PROP_UINT32("isobsize", USBHostDevice, iso_urb_frames, 32), 16711dfe2b91SGerd Hoffmann DEFINE_PROP_BOOL("guest-reset", USBHostDevice, 16721dfe2b91SGerd Hoffmann allow_one_guest_reset, true), 16731dfe2b91SGerd Hoffmann DEFINE_PROP_BOOL("guest-resets-all", USBHostDevice, 16741dfe2b91SGerd Hoffmann allow_all_guest_resets, false), 16752b2325ffSGerd Hoffmann DEFINE_PROP_UINT32("loglevel", USBHostDevice, loglevel, 16762b2325ffSGerd Hoffmann LIBUSB_LOG_LEVEL_WARNING), 16772b2325ffSGerd Hoffmann DEFINE_PROP_BIT("pipeline", USBHostDevice, options, 16782b2325ffSGerd Hoffmann USB_HOST_OPT_PIPELINE, true), 16797bacaf5fSYuri Benditovich DEFINE_PROP_BOOL("suppress-remote-wake", USBHostDevice, 16807bacaf5fSYuri Benditovich suppress_remote_wake, true), 16812b2325ffSGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 16822b2325ffSGerd Hoffmann }; 16832b2325ffSGerd Hoffmann 16842b2325ffSGerd Hoffmann static void usb_host_class_initfn(ObjectClass *klass, void *data) 16852b2325ffSGerd Hoffmann { 16862b2325ffSGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 16872b2325ffSGerd Hoffmann USBDeviceClass *uc = USB_DEVICE_CLASS(klass); 16882b2325ffSGerd Hoffmann 16892aa76dc1SGonglei uc->realize = usb_host_realize; 16902b2325ffSGerd Hoffmann uc->product_desc = "USB Host Device"; 16912b2325ffSGerd Hoffmann uc->cancel_packet = usb_host_cancel_packet; 16922b2325ffSGerd Hoffmann uc->handle_data = usb_host_handle_data; 16932b2325ffSGerd Hoffmann uc->handle_control = usb_host_handle_control; 16942b2325ffSGerd Hoffmann uc->handle_reset = usb_host_handle_reset; 1695c4fe9700SMarc-André Lureau uc->unrealize = usb_host_unrealize; 16962b2325ffSGerd Hoffmann uc->flush_ep_queue = usb_host_flush_ep_queue; 169756a9f180SHans de Goede uc->alloc_streams = usb_host_alloc_streams; 169856a9f180SHans de Goede uc->free_streams = usb_host_free_streams; 16992b2325ffSGerd Hoffmann dc->vmsd = &vmstate_usb_host; 17004f67d30bSMarc-André Lureau device_class_set_props(dc, usb_host_dev_properties); 1701125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories); 17022b2325ffSGerd Hoffmann } 17032b2325ffSGerd Hoffmann 17042b2325ffSGerd Hoffmann static TypeInfo usb_host_dev_info = { 17052b2325ffSGerd Hoffmann .name = TYPE_USB_HOST_DEVICE, 17062b2325ffSGerd Hoffmann .parent = TYPE_USB_DEVICE, 17072b2325ffSGerd Hoffmann .instance_size = sizeof(USBHostDevice), 17082b2325ffSGerd Hoffmann .class_init = usb_host_class_initfn, 1709e6adae52SGonglei .instance_init = usb_host_instance_init, 17102b2325ffSGerd Hoffmann }; 17112b2325ffSGerd Hoffmann 17122b2325ffSGerd Hoffmann static void usb_host_register_types(void) 17132b2325ffSGerd Hoffmann { 17142b2325ffSGerd Hoffmann type_register_static(&usb_host_dev_info); 17152b2325ffSGerd Hoffmann } 17162b2325ffSGerd Hoffmann 17172b2325ffSGerd Hoffmann type_init(usb_host_register_types) 17182b2325ffSGerd Hoffmann 17192b2325ffSGerd Hoffmann /* ------------------------------------------------------------------------ */ 17202b2325ffSGerd Hoffmann 17212b2325ffSGerd Hoffmann static QEMUTimer *usb_auto_timer; 17222b2325ffSGerd Hoffmann static VMChangeStateEntry *usb_vmstate; 17232b2325ffSGerd Hoffmann 17242b2325ffSGerd Hoffmann static void usb_host_vm_state(void *unused, int running, RunState state) 17252b2325ffSGerd Hoffmann { 17262b2325ffSGerd Hoffmann if (running) { 17272b2325ffSGerd Hoffmann usb_host_auto_check(unused); 17282b2325ffSGerd Hoffmann } 17292b2325ffSGerd Hoffmann } 17302b2325ffSGerd Hoffmann 17312b2325ffSGerd Hoffmann static void usb_host_auto_check(void *unused) 17322b2325ffSGerd Hoffmann { 17332b2325ffSGerd Hoffmann struct USBHostDevice *s; 17342b2325ffSGerd Hoffmann struct USBAutoFilter *f; 17353ce21445SJincheng Miao libusb_device **devs = NULL; 17362b2325ffSGerd Hoffmann struct libusb_device_descriptor ddesc; 17372b2325ffSGerd Hoffmann int unconnected = 0; 17382b2325ffSGerd Hoffmann int i, n; 17392b2325ffSGerd Hoffmann 17402b2325ffSGerd Hoffmann if (usb_host_init() != 0) { 17412b2325ffSGerd Hoffmann return; 17422b2325ffSGerd Hoffmann } 17432b2325ffSGerd Hoffmann 17442b2325ffSGerd Hoffmann if (runstate_is_running()) { 17452b2325ffSGerd Hoffmann n = libusb_get_device_list(ctx, &devs); 17462b2325ffSGerd Hoffmann for (i = 0; i < n; i++) { 17472b2325ffSGerd Hoffmann if (libusb_get_device_descriptor(devs[i], &ddesc) != 0) { 17482b2325ffSGerd Hoffmann continue; 17492b2325ffSGerd Hoffmann } 17502b2325ffSGerd Hoffmann if (ddesc.bDeviceClass == LIBUSB_CLASS_HUB) { 17512b2325ffSGerd Hoffmann continue; 17522b2325ffSGerd Hoffmann } 17532b2325ffSGerd Hoffmann QTAILQ_FOREACH(s, &hostdevs, next) { 17542b2325ffSGerd Hoffmann f = &s->match; 17552b2325ffSGerd Hoffmann if (f->bus_num > 0 && 17562b2325ffSGerd Hoffmann f->bus_num != libusb_get_bus_number(devs[i])) { 17572b2325ffSGerd Hoffmann continue; 17582b2325ffSGerd Hoffmann } 17592b2325ffSGerd Hoffmann if (f->addr > 0 && 17602b2325ffSGerd Hoffmann f->addr != libusb_get_device_address(devs[i])) { 17612b2325ffSGerd Hoffmann continue; 17622b2325ffSGerd Hoffmann } 17632b2325ffSGerd Hoffmann if (f->port != NULL) { 17642b2325ffSGerd Hoffmann char port[16] = "-"; 17652b2325ffSGerd Hoffmann usb_host_get_port(devs[i], port, sizeof(port)); 17662b2325ffSGerd Hoffmann if (strcmp(f->port, port) != 0) { 17672b2325ffSGerd Hoffmann continue; 17682b2325ffSGerd Hoffmann } 17692b2325ffSGerd Hoffmann } 17702b2325ffSGerd Hoffmann if (f->vendor_id > 0 && 17712b2325ffSGerd Hoffmann f->vendor_id != ddesc.idVendor) { 17722b2325ffSGerd Hoffmann continue; 17732b2325ffSGerd Hoffmann } 17742b2325ffSGerd Hoffmann if (f->product_id > 0 && 17752b2325ffSGerd Hoffmann f->product_id != ddesc.idProduct) { 17762b2325ffSGerd Hoffmann continue; 17772b2325ffSGerd Hoffmann } 17782b2325ffSGerd Hoffmann 17792b2325ffSGerd Hoffmann /* We got a match */ 17802b2325ffSGerd Hoffmann s->seen++; 17812b2325ffSGerd Hoffmann if (s->errcount >= 3) { 17822b2325ffSGerd Hoffmann continue; 17832b2325ffSGerd Hoffmann } 17842b2325ffSGerd Hoffmann if (s->dh != NULL) { 17852b2325ffSGerd Hoffmann continue; 17862b2325ffSGerd Hoffmann } 17879f815e83SGerd Hoffmann if (usb_host_open(s, devs[i], 0) < 0) { 17882b2325ffSGerd Hoffmann s->errcount++; 17892b2325ffSGerd Hoffmann continue; 17902b2325ffSGerd Hoffmann } 17912b2325ffSGerd Hoffmann break; 17922b2325ffSGerd Hoffmann } 17932b2325ffSGerd Hoffmann } 17942b2325ffSGerd Hoffmann libusb_free_device_list(devs, 1); 17952b2325ffSGerd Hoffmann 17962b2325ffSGerd Hoffmann QTAILQ_FOREACH(s, &hostdevs, next) { 17972b2325ffSGerd Hoffmann if (s->dh == NULL) { 17982b2325ffSGerd Hoffmann unconnected++; 17992b2325ffSGerd Hoffmann } 18002b2325ffSGerd Hoffmann if (s->seen == 0) { 18012b2325ffSGerd Hoffmann if (s->dh) { 18022b2325ffSGerd Hoffmann usb_host_close(s); 18032b2325ffSGerd Hoffmann } 18042b2325ffSGerd Hoffmann s->errcount = 0; 18052b2325ffSGerd Hoffmann } 18062b2325ffSGerd Hoffmann s->seen = 0; 18072b2325ffSGerd Hoffmann } 18082b2325ffSGerd Hoffmann 18092b2325ffSGerd Hoffmann #if 0 18102b2325ffSGerd Hoffmann if (unconnected == 0) { 18112b2325ffSGerd Hoffmann /* nothing to watch */ 18122b2325ffSGerd Hoffmann if (usb_auto_timer) { 1813bc72ad67SAlex Bligh timer_del(usb_auto_timer); 18142b2325ffSGerd Hoffmann trace_usb_host_auto_scan_disabled(); 18152b2325ffSGerd Hoffmann } 18162b2325ffSGerd Hoffmann return; 18172b2325ffSGerd Hoffmann } 18182b2325ffSGerd Hoffmann #endif 18192b2325ffSGerd Hoffmann } 18202b2325ffSGerd Hoffmann 18212b2325ffSGerd Hoffmann if (!usb_vmstate) { 18222b2325ffSGerd Hoffmann usb_vmstate = qemu_add_vm_change_state_handler(usb_host_vm_state, NULL); 18232b2325ffSGerd Hoffmann } 18242b2325ffSGerd Hoffmann if (!usb_auto_timer) { 1825bc72ad67SAlex Bligh usb_auto_timer = timer_new_ms(QEMU_CLOCK_REALTIME, usb_host_auto_check, NULL); 18262b2325ffSGerd Hoffmann if (!usb_auto_timer) { 18272b2325ffSGerd Hoffmann return; 18282b2325ffSGerd Hoffmann } 18292b2325ffSGerd Hoffmann trace_usb_host_auto_scan_enabled(); 18302b2325ffSGerd Hoffmann } 1831bc72ad67SAlex Bligh timer_mod(usb_auto_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 2000); 18322b2325ffSGerd Hoffmann } 18332b2325ffSGerd Hoffmann 1834b99260ebSThomas Huth /** 1835b99260ebSThomas Huth * Check whether USB host device has a USB mass storage SCSI interface 1836b99260ebSThomas Huth */ 1837b99260ebSThomas Huth bool usb_host_dev_is_scsi_storage(USBDevice *ud) 1838b99260ebSThomas Huth { 1839b99260ebSThomas Huth USBHostDevice *uhd = USB_HOST_DEVICE(ud); 1840b99260ebSThomas Huth struct libusb_config_descriptor *conf; 1841b99260ebSThomas Huth const struct libusb_interface_descriptor *intf; 1842b99260ebSThomas Huth bool is_scsi_storage = false; 1843b99260ebSThomas Huth int i; 1844b99260ebSThomas Huth 1845b99260ebSThomas Huth if (!uhd || libusb_get_active_config_descriptor(uhd->dev, &conf) != 0) { 1846b99260ebSThomas Huth return false; 1847b99260ebSThomas Huth } 1848b99260ebSThomas Huth 1849b99260ebSThomas Huth for (i = 0; i < conf->bNumInterfaces; i++) { 1850b99260ebSThomas Huth intf = &conf->interface[i].altsetting[ud->altsetting[i]]; 1851b99260ebSThomas Huth if (intf->bInterfaceClass == LIBUSB_CLASS_MASS_STORAGE && 1852b99260ebSThomas Huth intf->bInterfaceSubClass == 6) { /* 6 means SCSI */ 1853b99260ebSThomas Huth is_scsi_storage = true; 1854b99260ebSThomas Huth break; 1855b99260ebSThomas Huth } 1856b99260ebSThomas Huth } 1857b99260ebSThomas Huth 1858b99260ebSThomas Huth libusb_free_config_descriptor(conf); 1859b99260ebSThomas Huth 1860b99260ebSThomas Huth return is_scsi_storage; 1861b99260ebSThomas Huth } 1862b99260ebSThomas Huth 18631ce6be24SMarkus Armbruster void hmp_info_usbhost(Monitor *mon, const QDict *qdict) 18642b2325ffSGerd Hoffmann { 18653ce21445SJincheng Miao libusb_device **devs = NULL; 18662b2325ffSGerd Hoffmann struct libusb_device_descriptor ddesc; 18672b2325ffSGerd Hoffmann char port[16]; 18682b2325ffSGerd Hoffmann int i, n; 18692b2325ffSGerd Hoffmann 18702b2325ffSGerd Hoffmann if (usb_host_init() != 0) { 18712b2325ffSGerd Hoffmann return; 18722b2325ffSGerd Hoffmann } 18732b2325ffSGerd Hoffmann 18742b2325ffSGerd Hoffmann n = libusb_get_device_list(ctx, &devs); 18752b2325ffSGerd Hoffmann for (i = 0; i < n; i++) { 18762b2325ffSGerd Hoffmann if (libusb_get_device_descriptor(devs[i], &ddesc) != 0) { 18772b2325ffSGerd Hoffmann continue; 18782b2325ffSGerd Hoffmann } 18792b2325ffSGerd Hoffmann if (ddesc.bDeviceClass == LIBUSB_CLASS_HUB) { 18802b2325ffSGerd Hoffmann continue; 18812b2325ffSGerd Hoffmann } 18822b2325ffSGerd Hoffmann usb_host_get_port(devs[i], port, sizeof(port)); 18832b2325ffSGerd Hoffmann monitor_printf(mon, " Bus %d, Addr %d, Port %s, Speed %s Mb/s\n", 18842b2325ffSGerd Hoffmann libusb_get_bus_number(devs[i]), 18852b2325ffSGerd Hoffmann libusb_get_device_address(devs[i]), 18862b2325ffSGerd Hoffmann port, 18872b2325ffSGerd Hoffmann speed_name[libusb_get_device_speed(devs[i])]); 18882b2325ffSGerd Hoffmann monitor_printf(mon, " Class %02x:", ddesc.bDeviceClass); 18892b2325ffSGerd Hoffmann monitor_printf(mon, " USB device %04x:%04x", 18902b2325ffSGerd Hoffmann ddesc.idVendor, ddesc.idProduct); 18912b2325ffSGerd Hoffmann if (ddesc.iProduct) { 18922b2325ffSGerd Hoffmann libusb_device_handle *handle; 18932b2325ffSGerd Hoffmann if (libusb_open(devs[i], &handle) == 0) { 18942b2325ffSGerd Hoffmann unsigned char name[64] = ""; 18952b2325ffSGerd Hoffmann libusb_get_string_descriptor_ascii(handle, 18962b2325ffSGerd Hoffmann ddesc.iProduct, 18972b2325ffSGerd Hoffmann name, sizeof(name)); 18982b2325ffSGerd Hoffmann libusb_close(handle); 18992b2325ffSGerd Hoffmann monitor_printf(mon, ", %s", name); 19002b2325ffSGerd Hoffmann } 19012b2325ffSGerd Hoffmann } 19022b2325ffSGerd Hoffmann monitor_printf(mon, "\n"); 19032b2325ffSGerd Hoffmann } 19042b2325ffSGerd Hoffmann libusb_free_device_list(devs, 1); 19052b2325ffSGerd Hoffmann } 1906