/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. * * Copyright 2014 Garrett D'Amore */ /* * USBA: Solaris USB Architecture support */ #define USBA_FRAMEWORK #include #include #include #include static int usba_str_startcmp(char *, char *); /* * USBA private variables and tunables */ static kmutex_t usba_mutex; /* mutex to protect usba_root_hubs */ static kmutex_t usba_hub_mutex; typedef struct usba_root_hub_ent { dev_info_t *dip; struct usba_root_hub_ent *next; }usba_root_hub_ent_t; static usba_root_hub_ent_t *usba_root_hubs = NULL; /* * ddivs forced binding: * * usbc usbc_xhubs usbc_xaddress node name * * 0 x x class name or "device" * * 1 0 0 ddivs_usbc * 1 0 >1 ddivs_usbc except device * at usbc_xaddress * 1 1 0 ddivs_usbc except hubs * 1 1 >1 ddivs_usbc except hubs and * device at usbc_xaddress */ uint_t usba_ddivs_usbc; uint_t usba_ddivs_usbc_xhubs; uint_t usba_ddivs_usbc_xaddress; uint_t usba_ugen_force_binding; /* * compatible name handling */ /* * allowing for 15 compat names, plus one force bind name and * one possible specified client driver name */ #define USBA_MAX_COMPAT_NAMES 17 #define USBA_MAX_COMPAT_NAME_LEN 64 /* double linked list for usba_devices */ usba_list_entry_t usba_device_list; _NOTE(MUTEX_PROTECTS_DATA(usba_mutex, usba_device_list)) /* * modload support */ static struct modlmisc modlmisc = { &mod_miscops, /* Type of module */ "USBA: USB Architecture 2.0 1.66" }; static struct modlinkage modlinkage = { MODREV_1, (void *)&modlmisc, NULL }; static usb_log_handle_t usba_log_handle; uint_t usba_errlevel = USB_LOG_L4; uint_t usba_errmask = (uint_t)-1; extern usb_log_handle_t hubdi_log_handle; int _init(void) { int rval; /* * usbai providing log support needs to be init'ed first * and destroyed last */ usba_usbai_initialization(); usba_usba_initialization(); usba_usbai_register_initialization(); usba_hcdi_initialization(); usba_hubdi_initialization(); usba_devdb_initialization(); if ((rval = mod_install(&modlinkage)) != 0) { usba_devdb_destroy(); usba_hubdi_destroy(); usba_hcdi_destroy(); usba_usbai_register_destroy(); usba_usba_destroy(); usba_usbai_destroy(); } return (rval); } int _fini() { int rval; if ((rval = mod_remove(&modlinkage)) == 0) { usba_devdb_destroy(); usba_hubdi_destroy(); usba_hcdi_destroy(); usba_usbai_register_destroy(); usba_usba_destroy(); usba_usbai_destroy(); } return (rval); } int _info(struct modinfo *modinfop) { return (mod_info(&modlinkage, modinfop)); } boolean_t usba_owns_ia(dev_info_t *dip) { int if_count = ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, "interface-count", 0); return ((if_count) ? B_TRUE : B_FALSE); } /* * common bus ctl for hcd, usb_mid, and hubd */ int usba_bus_ctl(dev_info_t *dip, dev_info_t *rdip, ddi_ctl_enum_t op, void *arg, void *result) { dev_info_t *child_dip = (dev_info_t *)arg; usba_device_t *usba_device; usba_hcdi_t *usba_hcdi; usba_hcdi_ops_t *usba_hcdi_ops; USB_DPRINTF_L4(DPRINT_MASK_USBA, hubdi_log_handle, "usba_bus_ctl: %s%d %s%d op=%d", ddi_node_name(rdip), ddi_get_instance(rdip), ddi_node_name(dip), ddi_get_instance(dip), op); switch (op) { case DDI_CTLOPS_REPORTDEV: { char *name, compat_name[64], *speed; usba_device_t *hub_usba_device; dev_info_t *hubdip; usba_device = usba_get_usba_device(rdip); /* find the parent hub */ hubdip = ddi_get_parent(rdip); while ((strcmp(ddi_driver_name(hubdip), "hubd") != 0) && !(usba_is_root_hub(hubdip))) { hubdip = ddi_get_parent(hubdip); } hub_usba_device = usba_get_usba_device(hubdip); if (usba_device) { if (usb_owns_device(rdip)) { (void) snprintf(compat_name, sizeof (compat_name), "usb%x,%x", usba_device->usb_dev_descr->idVendor, usba_device->usb_dev_descr->idProduct); } else if (usba_owns_ia(rdip)) { (void) snprintf(compat_name, sizeof (compat_name), "usbia%x,%x.config%x.%x", usba_device->usb_dev_descr->idVendor, usba_device->usb_dev_descr->idProduct, usba_device->usb_cfg_value, usb_get_if_number(rdip)); } else { (void) snprintf(compat_name, sizeof (compat_name), "usbif%x,%x.config%x.%x", usba_device->usb_dev_descr->idVendor, usba_device->usb_dev_descr->idProduct, usba_device->usb_cfg_value, usb_get_if_number(rdip)); } switch (usba_device->usb_port_status) { case USBA_HIGH_SPEED_DEV: speed = "hi speed (USB 2.x)"; break; case USBA_LOW_SPEED_DEV: speed = "low speed (USB 1.x)"; break; case USBA_FULL_SPEED_DEV: default: speed = "full speed (USB 1.x)"; break; } cmn_err(CE_CONT, "?USB %x.%x %s (%s) operating at %s on " "USB %x.%x %s hub: " "%s@%s, %s%d at bus address %d\n", (usba_device->usb_dev_descr->bcdUSB & 0xff00) >> 8, usba_device->usb_dev_descr->bcdUSB & 0xff, (usb_owns_device(rdip) ? "device" : ((usba_owns_ia(rdip) ? "interface-association" : "interface"))), compat_name, speed, (hub_usba_device->usb_dev_descr->bcdUSB & 0xff00) >> 8, hub_usba_device->usb_dev_descr->bcdUSB & 0xff, usba_is_root_hub(hubdip) ? "root" : "external", ddi_node_name(rdip), ddi_get_name_addr(rdip), ddi_driver_name(rdip), ddi_get_instance(rdip), usba_device->usb_addr); name = kmem_alloc(MAXNAMELEN, KM_SLEEP); (void) usba_get_mfg_prod_sn_str(rdip, name, MAXNAMELEN); if (name[0] != '\0') { cmn_err(CE_CONT, "?\t%s\n", name); } kmem_free(name, MAXNAMELEN); } else { /* harden USBA against this case; if it happens */ cmn_err(CE_CONT, "?USB-device: %s@%s, %s%d\n", ddi_node_name(rdip), ddi_get_name_addr(rdip), ddi_driver_name(rdip), ddi_get_instance(rdip)); } return (DDI_SUCCESS); } case DDI_CTLOPS_INITCHILD: { int usb_addr; uint_t n; char name[32]; int *data; int rval; int len = sizeof (usb_addr); usba_hcdi = usba_hcdi_get_hcdi(dip); usba_hcdi_ops = usba_hcdi->hcdi_ops; ASSERT(usba_hcdi_ops != NULL); /* * as long as the dip exists, it should have * usba_device structure associated with it */ usba_device = usba_get_usba_device(child_dip); if (usba_device == NULL) { USB_DPRINTF_L2(DPRINT_MASK_USBA, hubdi_log_handle, "usba_bus_ctl: DDI_NOT_WELL_FORMED (%s (0x%p))", ddi_node_name(child_dip), (void *)child_dip); return (DDI_NOT_WELL_FORMED); } /* the dip should have an address and reg property */ if (ddi_prop_op(DDI_DEV_T_NONE, child_dip, PROP_LEN_AND_VAL_BUF, DDI_PROP_DONTPASS | DDI_PROP_CANSLEEP, "assigned-address", (caddr_t)&usb_addr, &len) != DDI_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, hubdi_log_handle, "usba_bus_ctl:\n\t" "%s%d %s%d op=%d rdip = 0x%p dip = 0x%p", ddi_node_name(rdip), ddi_get_instance(rdip), ddi_node_name(dip), ddi_get_instance(dip), op, (void *)rdip, (void *)dip); USB_DPRINTF_L2(DPRINT_MASK_USBA, hubdi_log_handle, "usba_bus_ctl: DDI_NOT_WELL_FORMED (%s (0x%p))", ddi_node_name(child_dip), (void *)child_dip); return (DDI_NOT_WELL_FORMED); } if ((rval = ddi_prop_lookup_int_array(DDI_DEV_T_ANY, child_dip, DDI_PROP_DONTPASS, "reg", &data, &n)) != DDI_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, hubdi_log_handle, "usba_bus_ctl: %d, DDI_NOT_WELL_FORMED", rval); return (DDI_NOT_WELL_FORMED); } /* * if the configuration is 1, the unit address is * just the interface number */ if ((n == 1) || ((n > 1) && (data[1] == 1))) { (void) sprintf(name, "%x", data[0]); } else { (void) sprintf(name, "%x,%x", data[0], data[1]); } USB_DPRINTF_L3(DPRINT_MASK_USBA, hubdi_log_handle, "usba_bus_ctl: name = %s", name); ddi_prop_free(data); ddi_set_name_addr(child_dip, name); /* * increment the reference count for each child using this * usba_device structure */ mutex_enter(&usba_device->usb_mutex); usba_device->usb_ref_count++; USB_DPRINTF_L3(DPRINT_MASK_USBA, hubdi_log_handle, "usba_bus_ctl: init usba_device = 0x%p ref_count = %d", (void *)usba_device, usba_device->usb_ref_count); mutex_exit(&usba_device->usb_mutex); return (DDI_SUCCESS); } case DDI_CTLOPS_UNINITCHILD: { usba_device = usba_get_usba_device(child_dip); if (usba_device != NULL) { /* * decrement the reference count for each child * using this usba_device structure */ mutex_enter(&usba_device->usb_mutex); usba_device->usb_ref_count--; USB_DPRINTF_L3(DPRINT_MASK_USBA, hubdi_log_handle, "usba_hcdi_bus_ctl: uninit usba_device=0x%p " "ref_count=%d", (void *)usba_device, usba_device->usb_ref_count); mutex_exit(&usba_device->usb_mutex); } ddi_set_name_addr(child_dip, NULL); return (DDI_SUCCESS); } case DDI_CTLOPS_IOMIN: /* Do nothing */ return (DDI_SUCCESS); /* * These ops correspond to functions that "shouldn't" be called * by a USB client driver. So we whine when we're called. */ case DDI_CTLOPS_DMAPMAPC: case DDI_CTLOPS_REPORTINT: case DDI_CTLOPS_REGSIZE: case DDI_CTLOPS_NREGS: case DDI_CTLOPS_SIDDEV: case DDI_CTLOPS_SLAVEONLY: case DDI_CTLOPS_AFFINITY: case DDI_CTLOPS_POKE: case DDI_CTLOPS_PEEK: cmn_err(CE_CONT, "%s%d: invalid op (%d) from %s%d", ddi_node_name(dip), ddi_get_instance(dip), op, ddi_node_name(rdip), ddi_get_instance(rdip)); return (DDI_FAILURE); /* * Everything else (e.g. PTOB/BTOP/BTOPR requests) we pass up */ default: return (ddi_ctlops(dip, rdip, op, arg, result)); } } /* * initialize and destroy USBA module */ void usba_usba_initialization() { usba_log_handle = usb_alloc_log_hdl(NULL, "usba", &usba_errlevel, &usba_errmask, NULL, 0); USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_usba_initialization"); mutex_init(&usba_mutex, NULL, MUTEX_DRIVER, NULL); mutex_init(&usba_hub_mutex, NULL, MUTEX_DRIVER, NULL); usba_init_list(&usba_device_list, NULL, NULL); } void usba_usba_destroy() { USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_usba_destroy"); mutex_destroy(&usba_hub_mutex); mutex_destroy(&usba_mutex); usba_destroy_list(&usba_device_list); usb_free_log_hdl(usba_log_handle); } /* * usba_set_usb_address: * set usb address in usba_device structure */ int usba_set_usb_address(usba_device_t *usba_device) { usb_addr_t address; uchar_t s = 8; usba_hcdi_t *hcdi; char *usb_address_in_use; mutex_enter(&usba_device->usb_mutex); hcdi = usba_hcdi_get_hcdi(usba_device->usb_root_hub_dip); mutex_enter(&hcdi->hcdi_mutex); usb_address_in_use = hcdi->hcdi_usb_address_in_use; for (address = ROOT_HUB_ADDR + 1; address <= USBA_MAX_ADDRESS; address++) { if (usb_address_in_use[address/s] & (1 << (address % s))) { continue; } usb_address_in_use[address/s] |= (1 << (address % s)); hcdi->hcdi_device_count++; HCDI_HOTPLUG_STATS_DATA(hcdi)->hcdi_device_count.value.ui64++; mutex_exit(&hcdi->hcdi_mutex); USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "usba_set_usb_address: %d", address); usba_device->usb_addr = address; mutex_exit(&usba_device->usb_mutex); return (USB_SUCCESS); } usba_device->usb_addr = 0; USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "no usb address available"); mutex_exit(&hcdi->hcdi_mutex); mutex_exit(&usba_device->usb_mutex); return (USB_FAILURE); } /* * usba_unset_usb_address: * unset usb_address in usba_device structure */ void usba_unset_usb_address(usba_device_t *usba_device) { usb_addr_t address; usba_hcdi_t *hcdi; uchar_t s = 8; char *usb_address_in_use; mutex_enter(&usba_device->usb_mutex); address = usba_device->usb_addr; hcdi = usba_hcdi_get_hcdi(usba_device->usb_root_hub_dip); if (address > ROOT_HUB_ADDR) { USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "usba_unset_usb_address: address=%d", address); mutex_enter(&hcdi->hcdi_mutex); usb_address_in_use = hcdi->hcdi_usb_address_in_use; ASSERT(usb_address_in_use[address/s] & (1 << (address % s))); usb_address_in_use[address/s] &= ~(1 << (address % s)); hcdi->hcdi_device_count--; HCDI_HOTPLUG_STATS_DATA(hcdi)->hcdi_device_count.value.ui64--; mutex_exit(&hcdi->hcdi_mutex); usba_device->usb_addr = 0; } mutex_exit(&usba_device->usb_mutex); } struct usba_evdata * usba_get_evdata(dev_info_t *dip) { usba_evdata_t *evdata; usba_device_t *usba_device = usba_get_usba_device(dip); /* called when dip attaches */ ASSERT(usba_device != NULL); mutex_enter(&usba_device->usb_mutex); evdata = usba_device->usb_evdata; while (evdata) { if (evdata->ev_dip == dip) { mutex_exit(&usba_device->usb_mutex); return (evdata); } evdata = evdata->ev_next; } evdata = kmem_zalloc(sizeof (usba_evdata_t), KM_SLEEP); evdata->ev_dip = dip; evdata->ev_next = usba_device->usb_evdata; usba_device->usb_evdata = evdata; mutex_exit(&usba_device->usb_mutex); return (evdata); } /* * allocate a usb device structure and link it in the list */ usba_device_t * usba_alloc_usba_device(dev_info_t *root_hub_dip) { usba_device_t *usba_device; int ep_idx; ddi_iblock_cookie_t iblock_cookie = usba_hcdi_get_hcdi(root_hub_dip)->hcdi_iblock_cookie; /* * create a new usba_device structure */ usba_device = kmem_zalloc(sizeof (usba_device_t), KM_SLEEP); /* * initialize usba_device */ mutex_init(&usba_device->usb_mutex, NULL, MUTEX_DRIVER, iblock_cookie); usba_init_list(&usba_device->usb_device_list, (usb_opaque_t)usba_device, iblock_cookie); usba_init_list(&usba_device->usb_allocated, (usb_opaque_t)usba_device, iblock_cookie); mutex_enter(&usba_device->usb_mutex); usba_device->usb_root_hub_dip = root_hub_dip; /* * add to list of usba_devices */ usba_add_to_list(&usba_device_list, &usba_device->usb_device_list); /* init mutex in each usba_ph_impl structure */ for (ep_idx = 0; ep_idx < USBA_N_ENDPOINTS; ep_idx++) { mutex_init(&usba_device->usb_ph_list[ep_idx].usba_ph_mutex, NULL, MUTEX_DRIVER, iblock_cookie); } USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "allocated usba_device 0x%p", (void *)usba_device); mutex_exit(&usba_device->usb_mutex); return (usba_device); } /* free NDI event data associated with usba_device */ void usba_free_evdata(usba_evdata_t *evdata) { usba_evdata_t *next; while (evdata) { next = evdata->ev_next; kmem_free(evdata, sizeof (usba_evdata_t)); evdata = next; } } /* * free usb device structure */ void usba_free_usba_device(usba_device_t *usba_device) { int i, ep_idx; usb_pipe_handle_t def_ph; if (usba_device == NULL) { return; } mutex_enter(&usba_device->usb_mutex); if (usba_device->usb_ref_count) { mutex_exit(&usba_device->usb_mutex); return; } USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "usba_free_usba_device 0x%p, address=0x%x, ref cnt=%d", (void *)usba_device, usba_device->usb_addr, usba_device->usb_ref_count); usba_free_evdata(usba_device->usb_evdata); mutex_exit(&usba_device->usb_mutex); def_ph = usba_usbdev_to_dflt_pipe_handle(usba_device); if (def_ph != NULL) { usba_pipe_handle_data_t *ph_data = usba_get_ph_data(def_ph); if (ph_data) { usb_pipe_close(ph_data->p_dip, def_ph, USB_FLAGS_SLEEP | USBA_FLAGS_PRIVILEGED, NULL, NULL); } } mutex_enter(&usba_mutex); /* destroy mutex in each usba_ph_impl structure */ for (ep_idx = 0; ep_idx < USBA_N_ENDPOINTS; ep_idx++) { mutex_destroy(&usba_device->usb_ph_list[ep_idx].usba_ph_mutex); } (void) usba_rm_from_list(&usba_device_list, &usba_device->usb_device_list); mutex_exit(&usba_mutex); usba_destroy_list(&usba_device->usb_device_list); usba_destroy_list(&usba_device->usb_allocated); USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "deallocating usba_device = 0x%p, address = 0x%x", (void *)usba_device, usba_device->usb_addr); /* * ohci allocates descriptors for root hub so we can't * deallocate these here */ if (usba_device->usb_addr != ROOT_HUB_ADDR) { if (usba_device->usb_cfg_array) { USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "deallocating usb_config_array: 0x%p", (void *)usba_device->usb_cfg_array); mutex_enter(&usba_device->usb_mutex); for (i = 0; i < usba_device->usb_dev_descr->bNumConfigurations; i++) { if (usba_device->usb_cfg_array[i]) { kmem_free( usba_device->usb_cfg_array[i], usba_device->usb_cfg_array_len[i]); } } /* free the array pointers */ kmem_free(usba_device->usb_cfg_array, usba_device->usb_cfg_array_length); kmem_free(usba_device->usb_cfg_array_len, usba_device->usb_cfg_array_len_length); mutex_exit(&usba_device->usb_mutex); } if (usba_device->usb_cfg_str_descr) { USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "deallocating usb_cfg_str_descr: 0x%p", (void *)usba_device->usb_cfg_str_descr); for (i = 0; i < usba_device->usb_dev_descr->bNumConfigurations; i++) { if (usba_device->usb_cfg_str_descr[i]) { kmem_free( usba_device->usb_cfg_str_descr[i], strlen(usba_device-> usb_cfg_str_descr[i]) + 1); } } /* free the array pointers */ kmem_free(usba_device->usb_cfg_str_descr, sizeof (uchar_t *) * usba_device->usb_n_cfgs); } if (usba_device->usb_dev_descr) { kmem_free(usba_device->usb_dev_descr, sizeof (usb_dev_descr_t)); } if (usba_device->usb_mfg_str) { kmem_free(usba_device->usb_mfg_str, strlen(usba_device->usb_mfg_str) + 1); } if (usba_device->usb_product_str) { kmem_free(usba_device->usb_product_str, strlen(usba_device->usb_product_str) + 1); } if (usba_device->usb_serialno_str) { kmem_free(usba_device->usb_serialno_str, strlen(usba_device->usb_serialno_str) + 1); } usba_unset_usb_address(usba_device); } #ifndef __lock_lint ASSERT(usba_device->usb_client_dev_data_list.cddl_next == NULL); #endif if (usba_device->usb_client_flags) { #ifndef __lock_lint int i; for (i = 0; i < usba_device->usb_n_ifs; i++) { ASSERT(usba_device->usb_client_flags[i] == 0); } #endif kmem_free(usba_device->usb_client_flags, usba_device->usb_n_ifs * USBA_CLIENT_FLAG_SIZE); } if (usba_device->usb_client_attach_list) { kmem_free(usba_device->usb_client_attach_list, usba_device->usb_n_ifs * sizeof (*usba_device->usb_client_attach_list)); } if (usba_device->usb_client_ev_cb_list) { kmem_free(usba_device->usb_client_ev_cb_list, usba_device->usb_n_ifs * sizeof (*usba_device->usb_client_ev_cb_list)); } /* * finally ready to destroy the structure */ mutex_destroy(&usba_device->usb_mutex); kmem_free((caddr_t)usba_device, sizeof (usba_device_t)); } /* clear the data toggle for all endpoints on this device */ void usba_clear_data_toggle(usba_device_t *usba_device) { int i; if (usba_device != NULL) { mutex_enter(&usba_device->usb_mutex); for (i = 0; i < USBA_N_ENDPOINTS; i++) { usba_device->usb_ph_list[i].usba_ph_flags &= ~USBA_PH_DATA_TOGGLE; } mutex_exit(&usba_device->usb_mutex); } } /* * usba_create_child_devi(): * create a child devinfo node, usba_device, attach properties. * the usba_device structure is shared between all interfaces */ int usba_create_child_devi(dev_info_t *dip, char *node_name, usba_hcdi_ops_t *usba_hcdi_ops, dev_info_t *usb_root_hub_dip, usb_port_status_t port_status, usba_device_t *usba_device, dev_info_t **child_dip) { int rval = USB_FAILURE; int usba_device_allocated = 0; usb_addr_t address; USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_create_child_devi: %s usba_device=0x%p " "port status=0x%x", node_name, (void *)usba_device, port_status); ndi_devi_alloc_sleep(dip, node_name, (pnode_t)DEVI_SID_NODEID, child_dip); USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "child dip=0x%p", (void *)*child_dip); if (usba_device == NULL) { usba_device = usba_alloc_usba_device(usb_root_hub_dip); /* grab the mutex to keep warlock happy */ mutex_enter(&usba_device->usb_mutex); usba_device->usb_hcdi_ops = usba_hcdi_ops; usba_device->usb_port_status = port_status; mutex_exit(&usba_device->usb_mutex); usba_device_allocated++; } else { mutex_enter(&usba_device->usb_mutex); if (usba_hcdi_ops) { ASSERT(usba_device->usb_hcdi_ops == usba_hcdi_ops); } if (usb_root_hub_dip) { ASSERT(usba_device->usb_root_hub_dip == usb_root_hub_dip); } usba_device->usb_port_status = port_status; mutex_exit(&usba_device->usb_mutex); } if (usba_device->usb_addr == 0) { if (usba_set_usb_address(usba_device) == USB_FAILURE) { address = 0; USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "cannot set usb address for dip=0x%p", (void *)*child_dip); goto fail; } } address = usba_device->usb_addr; /* attach properties */ rval = ndi_prop_update_int(DDI_DEV_T_NONE, *child_dip, "assigned-address", address); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "cannot set usb address property for dip=0x%p", (void *)*child_dip); rval = USB_FAILURE; goto fail; } /* * store the usba_device point in the dip */ usba_set_usba_device(*child_dip, usba_device); USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_create_child_devi: devi=0x%p (%s) ud=0x%p", (void *)*child_dip, ddi_driver_name(*child_dip), (void *)usba_device); return (USB_SUCCESS); fail: if (*child_dip) { int rval = usba_destroy_child_devi(*child_dip, NDI_DEVI_REMOVE); ASSERT(rval == USB_SUCCESS); *child_dip = NULL; } if (usba_device_allocated) { usba_free_usba_device(usba_device); } else if (address && usba_device) { usba_unset_usb_address(usba_device); } USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_create_child_devi failed: rval=%d", rval); return (rval); } int usba_destroy_child_devi(dev_info_t *dip, uint_t flag) { usba_device_t *usba_device; int rval = NDI_SUCCESS; USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_destroy_child_devi: %s%d (0x%p)", ddi_driver_name(dip), ddi_get_instance(dip), (void *)dip); usba_device = usba_get_usba_device(dip); /* * if the child hasn't been bound yet, we can just * free the dip */ if (i_ddi_node_state(dip) < DS_INITIALIZED) { /* * do not call ndi_devi_free() since it might * deadlock */ rval = ddi_remove_child(dip, 0); } else { char *devnm = kmem_alloc(MAXNAMELEN + 1, KM_SLEEP); dev_info_t *pdip = ddi_get_parent(dip); (void) ddi_deviname(dip, devnm); USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "usba_destroy_child_devi:\n\t" "offlining dip 0x%p usba_device=0x%p (%s)", (void *)dip, (void *)usba_device, devnm); (void) devfs_clean(pdip, NULL, DV_CLEAN_FORCE); rval = ndi_devi_unconfig_one(pdip, devnm + 1, NULL, flag | NDI_UNCONFIG | NDI_DEVI_OFFLINE); if (rval != NDI_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, " ndi_devi_unconfig_one %s%d failed (%d)", ddi_driver_name(dip), ddi_get_instance(dip), rval); } kmem_free(devnm, MAXNAMELEN + 1); } USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_destroy_child_devi: rval=%d", rval); return (rval == NDI_SUCCESS ? USB_SUCCESS : USB_FAILURE); } /* * list management */ void usba_init_list(usba_list_entry_t *element, usb_opaque_t private, ddi_iblock_cookie_t iblock_cookie) { mutex_init(&element->list_mutex, NULL, MUTEX_DRIVER, iblock_cookie); mutex_enter(&element->list_mutex); element->private = private; mutex_exit(&element->list_mutex); } void usba_destroy_list(usba_list_entry_t *head) { mutex_enter(&head->list_mutex); ASSERT(head->next == NULL); ASSERT(head->prev == NULL); mutex_exit(&head->list_mutex); mutex_destroy(&head->list_mutex); } void usba_add_to_list(usba_list_entry_t *head, usba_list_entry_t *element) { usba_list_entry_t *next; int remaining; mutex_enter(&head->list_mutex); mutex_enter(&element->list_mutex); remaining = head->count; /* check if it is not in another list */ ASSERT(element->next == NULL); ASSERT(element->prev == NULL); #ifdef DEBUG /* * only verify the list when not in interrupt context, we * have to trust the HCD */ if (!servicing_interrupt()) { /* check if not already in this list */ for (next = head->next; (next != NULL); next = next->next) { if (next == element) { USB_DPRINTF_L0(DPRINT_MASK_USBA, usba_log_handle, "Attempt to corrupt USB list at 0x%p", (void *)head); ASSERT(next == element); goto done; } remaining--; /* * Detect incorrect circ links or found * unexpected elements. */ if ((next->next && (remaining == 0)) || ((next->next == NULL) && remaining)) { panic("Corrupted USB list at 0x%p", (void *)head); /*NOTREACHED*/ } } } #endif if (head->next == NULL) { head->prev = head->next = element; } else { /* add to tail */ head->prev->next = element; element->prev = head->prev; head->prev = element; } head->count++; USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_add_to_list: head=0x%p element=0x%p count=%d", (void *)head, (void *)element, head->count); done: mutex_exit(&head->list_mutex); mutex_exit(&element->list_mutex); } int usba_rm_from_list(usba_list_entry_t *head, usba_list_entry_t *element) { usba_list_entry_t *e; int found = 0; int remaining; /* find the element in the list first */ mutex_enter(&head->list_mutex); USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_rm_from_list: head=0x%p element=0x%p count=%d", (void *)head, (void *)element, head->count); remaining = head->count; e = head->next; while (e) { if (e == element) { found++; break; } e = e->next; remaining--; /* Detect incorrect circ links or found unexpected elements. */ if ((e && (remaining == 0)) || ((e == NULL) && (remaining))) { panic("Corrupted USB list at 0x%p", (void *)head); /*NOTREACHED*/ } } if (!found) { mutex_exit(&head->list_mutex); return (USB_FAILURE); } /* now remove the element */ mutex_enter(&element->list_mutex); if (element->next) { element->next->prev = element->prev; } if (element->prev) { element->prev->next = element->next; } if (head->next == element) { head->next = element->next; } if (head->prev == element) { head->prev = element->prev; } element->prev = element->next = NULL; if (head->next == NULL) { ASSERT(head->prev == NULL); } else { ASSERT(head->next->prev == NULL); } if (head->prev == NULL) { ASSERT(head->next == NULL); } else { ASSERT(head->prev->next == NULL); } head->count--; USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_rm_from_list success: head=0x%p element=0x%p cnt=%d", (void *)head, (void *)element, head->count); mutex_exit(&element->list_mutex); mutex_exit(&head->list_mutex); return (USB_SUCCESS); } usba_list_entry_t * usba_rm_first_from_list(usba_list_entry_t *head) { usba_list_entry_t *element = NULL; if (head) { mutex_enter(&head->list_mutex); element = head->next; if (element) { /* now remove the element */ mutex_enter(&element->list_mutex); head->next = element->next; if (head->next) { head->next->prev = NULL; } if (head->prev == element) { head->prev = element->next; } element->prev = element->next = NULL; mutex_exit(&element->list_mutex); head->count--; } if (head->next == NULL) { ASSERT(head->prev == NULL); } else { ASSERT(head->next->prev == NULL); } if (head->prev == NULL) { ASSERT(head->next == NULL); } else { ASSERT(head->prev->next == NULL); } USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_rm_first_from_list: head=0x%p el=0x%p cnt=%d", (void *)head, (void *)element, head->count); mutex_exit(&head->list_mutex); } return (element); } usb_opaque_t usba_rm_first_pvt_from_list(usba_list_entry_t *head) { usba_list_entry_t *element = usba_rm_first_from_list(head); usb_opaque_t private = NULL; if (element) { mutex_enter(&element->list_mutex); private = element->private; mutex_exit(&element->list_mutex); } return (private); } /* * move list to new list and zero original list */ void usba_move_list(usba_list_entry_t *head, usba_list_entry_t *new, ddi_iblock_cookie_t iblock_cookie) { usba_init_list(new, NULL, iblock_cookie); mutex_enter(&head->list_mutex); mutex_enter(&new->list_mutex); new->next = head->next; new->prev = head->prev; new->count = head->count; new->private = head->private; head->next = NULL; head->prev = NULL; head->count = 0; head->private = NULL; mutex_exit(&head->list_mutex); mutex_exit(&new->list_mutex); } int usba_check_in_list(usba_list_entry_t *head, usba_list_entry_t *element) { int rval = USB_FAILURE; int remaining; usba_list_entry_t *next; mutex_enter(&head->list_mutex); remaining = head->count; mutex_enter(&element->list_mutex); for (next = head->next; next != NULL; next = next->next) { if (next == element) { rval = USB_SUCCESS; break; } remaining--; /* Detect incorrect circ links or found unexpected elements. */ if ((next->next && (remaining == 0)) || ((next->next == NULL) && remaining)) { panic("Corrupted USB list at 0x%p", (void *)head); /*NOTREACHED*/ } } mutex_exit(&element->list_mutex); mutex_exit(&head->list_mutex); return (rval); } int usba_list_entry_leaks(usba_list_entry_t *head, char *what) { int count = 0; int remaining; usba_list_entry_t *next; mutex_enter(&head->list_mutex); remaining = head->count; for (next = head->next; next != NULL; next = next->next) { USB_DPRINTF_L2(DPRINT_MASK_HCDI, usba_log_handle, "leaking %s 0x%p", what, (void *)next->private); count++; remaining--; /* Detect incorrect circ links or found unexpected elements. */ if ((next->next && (remaining == 0)) || ((next->next == NULL) && remaining)) { panic("Corrupted USB list at 0x%p", (void *)head); /*NOTREACHED*/ } } ASSERT(count == head->count); mutex_exit(&head->list_mutex); if (count) { USB_DPRINTF_L2(DPRINT_MASK_HCDI, usba_log_handle, "usba_list_entry_count: leaking %d", count); } return (count); } int usba_list_entry_count(usba_list_entry_t *head) { int count; mutex_enter(&head->list_mutex); count = head->count; mutex_exit(&head->list_mutex); return (count); } /* add a new root hub to the usba_root_hubs list */ void usba_add_root_hub(dev_info_t *dip) { usba_root_hub_ent_t *hub; hub = (usba_root_hub_ent_t *) kmem_zalloc(sizeof (usba_root_hub_ent_t), KM_SLEEP); mutex_enter(&usba_hub_mutex); hub->dip = dip; hub->next = usba_root_hubs; usba_root_hubs = hub; mutex_exit(&usba_hub_mutex); } /* remove a root hub from the usba_root_hubs list */ void usba_rem_root_hub(dev_info_t *dip) { usba_root_hub_ent_t **hubp, *hub; mutex_enter(&usba_hub_mutex); hubp = &usba_root_hubs; while (*hubp) { if ((*hubp)->dip == dip) { hub = *hubp; *hubp = hub->next; kmem_free(hub, sizeof (struct usba_root_hub_ent)); mutex_exit(&usba_hub_mutex); return; } hubp = &(*hubp)->next; } mutex_exit(&usba_hub_mutex); } /* * check whether this dip is the root hub. Any root hub known by * usba is recorded in the linked list pointed to by usba_root_hubs */ int usba_is_root_hub(dev_info_t *dip) { usba_root_hub_ent_t *hub; mutex_enter(&usba_hub_mutex); hub = usba_root_hubs; while (hub) { if (hub->dip == dip) { mutex_exit(&usba_hub_mutex); return (1); } hub = hub->next; } mutex_exit(&usba_hub_mutex); return (0); } /* * get and store usba_device pointer in the devi */ usba_device_t * usba_get_usba_device(dev_info_t *dip) { /* * we cannot use parent_data in the usb node because its * bus parent (eg. PCI nexus driver) uses this data * * we cannot use driver data in the other usb nodes since * usb drivers may need to use this */ if (usba_is_root_hub(dip)) { usba_hcdi_t *hcdi = usba_hcdi_get_hcdi(dip); return (hcdi->hcdi_usba_device); } else { return (ddi_get_parent_data(dip)); } } /* * Retrieve the usba_device pointer from the dev without checking for * the root hub first. This function is only used in polled mode. */ usba_device_t * usba_polled_get_usba_device(dev_info_t *dip) { /* * Don't call usba_is_root_hub() to find out if this is * the root hub usba_is_root_hub() calls into the DDI * where there are locking issues. The dip sent in during * polled mode will never be the root hub, so just get * the usba_device pointer from the dip. */ return (ddi_get_parent_data(dip)); } void usba_set_usba_device(dev_info_t *dip, usba_device_t *usba_device) { if (usba_is_root_hub(dip)) { usba_hcdi_t *hcdi = usba_hcdi_get_hcdi(dip); /* no locking is needed here */ _NOTE(NOW_INVISIBLE_TO_OTHER_THREADS(hcdi->hcdi_usba_device)) hcdi->hcdi_usba_device = usba_device; _NOTE(NOW_VISIBLE_TO_OTHER_THREADS(hcdi->hcdi_usba_device)) } else { ddi_set_parent_data(dip, usba_device); } } /* * usba_set_node_name() according to class, subclass, and protocol * following the 1275 USB binding tables. */ /* device node table, refer to section 3.2.2.1 of 1275 binding */ static node_name_entry_t device_node_name_table[] = { { USB_CLASS_COMM, DONTCARE, DONTCARE, "communications" }, { USB_CLASS_HUB, DONTCARE, DONTCARE, "hub" }, { USB_CLASS_DIAG, DONTCARE, DONTCARE, "diagnostics" }, { USB_CLASS_MISC, DONTCARE, DONTCARE, "miscellaneous" }, { DONTCARE, DONTCARE, DONTCARE, "device" } }; /* interface-association node table */ static node_name_entry_t ia_node_name_table[] = { { USB_CLASS_AUDIO, DONTCARE, DONTCARE, "audio" }, { USB_CLASS_VIDEO, DONTCARE, DONTCARE, "video" }, { USB_CLASS_WIRELESS, USB_SUBCLS_WUSB_2, USB_PROTO_WUSB_DWA, "device-wire-adaptor" }, { USB_CLASS_WIRELESS, DONTCARE, DONTCARE, "wireless-controller" }, { DONTCARE, DONTCARE, DONTCARE, "interface-association" } }; /* interface node table, refer to section 3.3.2.1 */ static node_name_entry_t if_node_name_table[] = { { USB_CLASS_AUDIO, USB_SUBCLS_AUD_CONTROL, DONTCARE, "sound-control" }, { USB_CLASS_AUDIO, USB_SUBCLS_AUD_STREAMING, DONTCARE, "sound" }, { USB_CLASS_AUDIO, USB_SUBCLS_AUD_MIDI_STREAMING, DONTCARE, "midi" }, { USB_CLASS_AUDIO, DONTCARE, DONTCARE, "sound" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_DIRECT_LINE, DONTCARE, "line" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_ABSTRCT_CTRL, DONTCARE, "modem" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_PHONE_CTRL, DONTCARE, "telephone" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_MULTCNL_ISDN, DONTCARE, "isdn" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_ISDN, DONTCARE, "isdn" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_ETHERNET, DONTCARE, "ethernet" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_ATM_NETWORK, DONTCARE, "atm-network" }, { USB_CLASS_COMM, DONTCARE, DONTCARE, "communications" }, { USB_CLASS_HID, USB_SUBCLS_HID_1, USB_PROTO_HID_KEYBOARD, "keyboard" }, { USB_CLASS_HID, USB_SUBCLS_HID_1, USB_PROTO_HID_MOUSE, "mouse" }, { USB_CLASS_HID, DONTCARE, DONTCARE, "input" }, { USB_CLASS_HUB, DONTCARE, DONTCARE, "hub" }, { USB_CLASS_PHYSICAL, DONTCARE, DONTCARE, "physical" }, { USB_CLASS_IMAGE, DONTCARE, DONTCARE, "image" }, { USB_CLASS_PRINTER, DONTCARE, DONTCARE, "printer" }, { USB_CLASS_MASS_STORAGE, DONTCARE, DONTCARE, "storage" }, { USB_CLASS_CDC_DATA, DONTCARE, DONTCARE, "data" }, { USB_CLASS_SECURITY, DONTCARE, DONTCARE, "security" }, { USB_CLASS_VIDEO, USB_SUBCLS_VIDEO_CONTROL, DONTCARE, "video-control" }, { USB_CLASS_VIDEO, USB_SUBCLS_VIDEO_STREAM, DONTCARE, "video-stream" }, { USB_CLASS_VIDEO, DONTCARE, DONTCARE, "video" }, { USB_CLASS_APP, USB_SUBCLS_APP_FIRMWARE, DONTCARE, "firmware" }, { USB_CLASS_APP, USB_SUBCLS_APP_IRDA, DONTCARE, "IrDa" }, { USB_CLASS_APP, USB_SUBCLS_APP_TEST, DONTCARE, "test" }, { USB_CLASS_MISC, USB_SUBCLS_CBAF, USB_PROTO_CBAF, "wusb_ca"}, { USB_CLASS_WIRELESS, USB_SUBCLS_WUSB_1, USB_PROTO_WUSB_RC, "hwa-radio" }, { USB_CLASS_WIRELESS, USB_SUBCLS_WUSB_2, USB_PROTO_WUSB_HWA, "hwa-host" }, { USB_CLASS_WIRELESS, USB_SUBCLS_WUSB_2, USB_PROTO_WUSB_DWA, "dwa-control" }, { USB_CLASS_WIRELESS, USB_SUBCLS_WUSB_2, USB_PROTO_WUSB_DWA_ISO, "dwa-isoc" }, { USB_CLASS_WIRELESS, DONTCARE, DONTCARE, "wireless" }, { DONTCARE, DONTCARE, DONTCARE, "interface" }, }; /* combined node table, refer to section 3.4.2.1 */ static node_name_entry_t combined_node_name_table[] = { { USB_CLASS_AUDIO, USB_SUBCLS_AUD_CONTROL, DONTCARE, "sound-control" }, { USB_CLASS_AUDIO, USB_SUBCLS_AUD_STREAMING, DONTCARE, "sound" }, { USB_CLASS_AUDIO, USB_SUBCLS_AUD_MIDI_STREAMING, DONTCARE, "midi" }, { USB_CLASS_AUDIO, DONTCARE, DONTCARE, "sound" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_DIRECT_LINE, DONTCARE, "line" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_ABSTRCT_CTRL, DONTCARE, "modem" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_PHONE_CTRL, DONTCARE, "telephone" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_MULTCNL_ISDN, DONTCARE, "isdn" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_ISDN, DONTCARE, "isdn" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_ETHERNET, DONTCARE, "ethernet" }, { USB_CLASS_COMM, USB_SUBCLS_CDCC_ATM_NETWORK, DONTCARE, "atm-network" }, { USB_CLASS_COMM, DONTCARE, DONTCARE, "communications" }, { USB_CLASS_HID, USB_SUBCLS_HID_1, USB_PROTO_HID_KEYBOARD, "keyboard" }, { USB_CLASS_HID, USB_SUBCLS_HID_1, USB_PROTO_HID_MOUSE, "mouse" }, { USB_CLASS_HID, DONTCARE, DONTCARE, "input" }, { USB_CLASS_PHYSICAL, DONTCARE, DONTCARE, "physical" }, { USB_CLASS_IMAGE, DONTCARE, DONTCARE, "image" }, { USB_CLASS_PRINTER, DONTCARE, DONTCARE, "printer" }, { USB_CLASS_MASS_STORAGE, USB_SUBCLS_MS_RBC_T10, DONTCARE, "storage" }, { USB_CLASS_MASS_STORAGE, USB_SUBCLS_MS_SFF8020I, DONTCARE, "cdrom" }, { USB_CLASS_MASS_STORAGE, USB_SUBCLS_MS_QIC_157, DONTCARE, "tape" }, { USB_CLASS_MASS_STORAGE, USB_SUBCLS_MS_UFI, DONTCARE, "floppy" }, { USB_CLASS_MASS_STORAGE, USB_SUBCLS_MS_SFF8070I, DONTCARE, "storage" }, { USB_CLASS_MASS_STORAGE, USB_SUBCLS_MS_SCSI, DONTCARE, "storage" }, { USB_CLASS_MASS_STORAGE, DONTCARE, DONTCARE, "storage" }, { USB_CLASS_CDC_DATA, DONTCARE, DONTCARE, "data" }, { USB_CLASS_SECURITY, DONTCARE, DONTCARE, "security" }, { USB_CLASS_VIDEO, USB_SUBCLS_VIDEO_CONTROL, DONTCARE, "video-control" }, { USB_CLASS_VIDEO, USB_SUBCLS_VIDEO_STREAM, DONTCARE, "video-stream" }, { USB_CLASS_VIDEO, DONTCARE, DONTCARE, "video" }, { USB_CLASS_APP, USB_SUBCLS_APP_FIRMWARE, DONTCARE, "firmware" }, { USB_CLASS_APP, USB_SUBCLS_APP_IRDA, DONTCARE, "IrDa" }, { USB_CLASS_APP, USB_SUBCLS_APP_TEST, DONTCARE, "test" }, { USB_CLASS_COMM, DONTCARE, DONTCARE, "communications" }, { USB_CLASS_HUB, DONTCARE, DONTCARE, "hub" }, { USB_CLASS_DIAG, DONTCARE, DONTCARE, "diagnostics" }, { USB_CLASS_MISC, DONTCARE, DONTCARE, "miscellaneous" }, { DONTCARE, DONTCARE, DONTCARE, "device" } }; static size_t device_node_name_table_size = sizeof (device_node_name_table)/sizeof (struct node_name_entry); static size_t ia_node_name_table_size = sizeof (ia_node_name_table)/sizeof (struct node_name_entry); static size_t if_node_name_table_size = sizeof (if_node_name_table)/sizeof (struct node_name_entry); static size_t combined_node_name_table_size = sizeof (combined_node_name_table)/sizeof (struct node_name_entry); static void usba_set_node_name(dev_info_t *dip, uint8_t class, uint8_t subclass, uint8_t protocol, uint_t flag) { int i; size_t size; node_name_entry_t *node_name_table; switch (flag) { /* interface share node names with interface-association */ case FLAG_INTERFACE_ASSOCIATION_NODE: node_name_table = ia_node_name_table; size = ia_node_name_table_size; break; case FLAG_INTERFACE_NODE: node_name_table = if_node_name_table; size = if_node_name_table_size; break; case FLAG_DEVICE_NODE: node_name_table = device_node_name_table; size = device_node_name_table_size; break; case FLAG_COMBINED_NODE: node_name_table = combined_node_name_table; size = combined_node_name_table_size; break; default: return; } for (i = 0; i < size; i++) { int16_t c = node_name_table[i].class; int16_t s = node_name_table[i].subclass; int16_t p = node_name_table[i].protocol; if (((c == DONTCARE) || (c == class)) && ((s == DONTCARE) || (s == subclass)) && ((p == DONTCARE) || (p == protocol))) { char *name = node_name_table[i].name; (void) ndi_devi_set_nodename(dip, name, 0); break; } } } #ifdef DEBUG /* * walk the children of the parent of this devi and compare the * name and reg property of each child. If there is a match * return this node */ static dev_info_t * usba_find_existing_node(dev_info_t *odip) { dev_info_t *ndip, *child, *pdip; int *odata, *ndata; uint_t n_odata, n_ndata; int circular; pdip = ddi_get_parent(odip); if (ddi_prop_lookup_int_array(DDI_DEV_T_ANY, odip, DDI_PROP_DONTPASS, "reg", &odata, &n_odata) != DDI_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_HCDI, usba_log_handle, "usba_find_existing_node: " "%s: DDI_NOT_WELL_FORMED", ddi_driver_name(odip)); return (NULL); } ndi_devi_enter(pdip, &circular); ndip = (dev_info_t *)(DEVI(pdip)->devi_child); while ((child = ndip) != NULL) { ndip = (dev_info_t *)(DEVI(child)->devi_sibling); if (child == odip) { continue; } if (strcmp(DEVI(child)->devi_node_name, DEVI(odip)->devi_node_name)) { continue; } if (ddi_prop_lookup_int_array(DDI_DEV_T_ANY, child, DDI_PROP_DONTPASS, "reg", &ndata, &n_ndata) != DDI_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_HCDI, usba_log_handle, "usba_find_existing_node: " "%s DDI_NOT_WELL_FORMED", ddi_driver_name(child)); } else if (n_ndata && n_odata && (bcmp(odata, ndata, max(n_odata, n_ndata) * sizeof (int)) == 0)) { USB_DPRINTF_L3(DPRINT_MASK_HCDI, usba_log_handle, "usba_find_existing_node: found %s%d (%p)", ddi_driver_name(child), ddi_get_instance(child), (void *)child); USB_DPRINTF_L3(DPRINT_MASK_HCDI, usba_log_handle, "usba_find_existing_node: " "reg: %x %x %x - %x %x %x", n_odata, odata[0], odata[1], n_ndata, ndata[0], ndata[1]); ddi_prop_free(ndata); break; } else { ddi_prop_free(ndata); } } ndi_devi_exit(pdip, circular); ddi_prop_free(odata); return (child); } #endif /* change all unprintable characters to spaces */ static void usba_filter_string(char *instr, char *outstr) { while (*instr) { if ((*instr >= ' ') && (*instr <= '~')) { *outstr = *instr; } else { *outstr = ' '; } outstr++; instr++; } *outstr = '\0'; } /* * lookup ugen binding specified in property in * hcd.conf files */ int usba_get_ugen_binding(dev_info_t *dip) { usba_device_t *usba_device = usba_get_usba_device(dip); usba_hcdi_t *hcdi = usba_hcdi_get_hcdi(usba_device->usb_root_hub_dip); return (hcdi->hcdi_ugen_default_binding); } /* * driver binding support at device level */ dev_info_t * usba_ready_device_node(dev_info_t *child_dip) { int rval, i; int n = 0; usba_device_t *usba_device = usba_get_usba_device(child_dip); usb_dev_descr_t *usb_dev_descr; uint_t n_cfgs; /* number of configs */ uint_t n_ifs; /* number of interfaces */ uint_t port, bus_num; size_t usb_config_length; uchar_t *usb_config; int reg[1]; usb_addr_t address = usb_get_addr(child_dip); usb_if_descr_t if_descr; size_t size; int combined_node = 0; int is_hub; char *devprop_str; char *force_bind = NULL; char *usba_name_buf = NULL; char *usba_name[USBA_MAX_COMPAT_NAMES]; usb_config = usb_get_raw_cfg_data(child_dip, &usb_config_length); mutex_enter(&usba_device->usb_mutex); mutex_enter(&usba_mutex); USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: child=0x%p", (void *)child_dip); port = usba_device->usb_port; usb_dev_descr = usba_device->usb_dev_descr; n_cfgs = usba_device->usb_n_cfgs; n_ifs = usba_device->usb_n_ifs; bus_num = usba_device->usb_addr; if (address != ROOT_HUB_ADDR) { size = usb_parse_if_descr( usb_config, usb_config_length, 0, /* interface index */ 0, /* alt interface index */ &if_descr, USB_IF_DESCR_SIZE); if (size != USB_IF_DESCR_SIZE) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "parsing interface: " "size (%lu) != USB_IF_DESCR_SIZE (%d)", size, USB_IF_DESCR_SIZE); mutex_exit(&usba_mutex); mutex_exit(&usba_device->usb_mutex); return (child_dip); } } else { /* fake an interface descriptor for the root hub */ bzero(&if_descr, sizeof (if_descr)); if_descr.bInterfaceClass = USB_CLASS_HUB; } reg[0] = port; mutex_exit(&usba_mutex); mutex_exit(&usba_device->usb_mutex); rval = ndi_prop_update_int_array( DDI_DEV_T_NONE, child_dip, "reg", reg, 1); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: property update failed"); return (child_dip); } combined_node = ((n_cfgs == 1) && (n_ifs == 1) && ((usb_dev_descr->bDeviceClass == USB_CLASS_HUB) || (usb_dev_descr->bDeviceClass == 0))); is_hub = (if_descr.bInterfaceClass == USB_CLASS_HUB) || (usb_dev_descr->bDeviceClass == USB_CLASS_HUB); /* set node name */ if (combined_node) { usba_set_node_name(child_dip, if_descr.bInterfaceClass, if_descr.bInterfaceSubClass, if_descr.bInterfaceProtocol, FLAG_COMBINED_NODE); } else { usba_set_node_name(child_dip, usb_dev_descr->bDeviceClass, usb_dev_descr->bDeviceSubClass, usb_dev_descr->bDeviceProtocol, FLAG_DEVICE_NODE); } /* * check force binding rules */ if ((address != ROOT_HUB_ADDR) && usba_ddivs_usbc && (address != usba_ddivs_usbc_xaddress) && (!(usba_ddivs_usbc_xhubs && is_hub))) { force_bind = "ddivs_usbc"; (void) ndi_devi_set_nodename(child_dip, "ddivs_usbc", 0); } else if (usba_device->usb_preferred_driver) { force_bind = usba_device->usb_preferred_driver; } else if ((address != ROOT_HUB_ADDR) && ((usba_ugen_force_binding == USBA_UGEN_DEVICE_BINDING) || ((usba_ugen_force_binding == USBA_UGEN_INTERFACE_BINDING) && combined_node)) && (!is_hub)) { force_bind = "ugen"; } #ifdef DEBUG /* * check whether there is another dip with this name and address * If the dip contains usba_device, it is held by the previous * round of configuration. */ ASSERT(usba_find_existing_node(child_dip) == NULL); #endif usba_name_buf = kmem_zalloc(USBA_MAX_COMPAT_NAMES * USBA_MAX_COMPAT_NAME_LEN, KM_SLEEP); for (i = 0; i < USBA_MAX_COMPAT_NAMES; i++) { usba_name[i] = usba_name_buf + (i * USBA_MAX_COMPAT_NAME_LEN); } if (force_bind) { (void) ndi_devi_set_nodename(child_dip, force_bind, 0); (void) strncpy(usba_name[n++], force_bind, USBA_MAX_COMPAT_NAME_LEN); } /* * If the callback function of specified driver is registered, * it will be called here to check whether to take over the device. */ if (usb_cap.usba_dev_driver_cb != NULL) { char *dev_drv = NULL; usb_dev_str_t dev_str; char *pathname = kmem_alloc(MAXPATHLEN, KM_SLEEP); dev_str.usb_mfg = usba_device->usb_mfg_str; dev_str.usb_product = usba_device->usb_product_str; dev_str.usb_serialno = usba_device->usb_serialno_str; (void) ddi_pathname(child_dip, pathname); if ((usb_cap.usba_dev_driver_cb(usb_dev_descr, &dev_str, pathname, bus_num, port, &dev_drv, NULL) == USB_SUCCESS) && (dev_drv != NULL)) { USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: dev_driver=%s, port =%d," "bus =%d, path=%s\n\t", dev_drv, port, bus_num, pathname); (void) strncpy(usba_name[n++], dev_drv, USBA_MAX_COMPAT_NAME_LEN); } kmem_free(pathname, MAXPATHLEN); } /* create compatible names */ if (combined_node) { /* 1. usbVID,PID.REV */ (void) sprintf(usba_name[n++], "usb%x,%x.%x", usb_dev_descr->idVendor, usb_dev_descr->idProduct, usb_dev_descr->bcdDevice); /* 2. usbVID,PID */ (void) sprintf(usba_name[n++], "usb%x,%x", usb_dev_descr->idVendor, usb_dev_descr->idProduct); if (usb_dev_descr->bDeviceClass != 0) { /* 3. usbVID,classDC.DSC.DPROTO */ (void) sprintf(usba_name[n++], "usb%x,class%x.%x.%x", usb_dev_descr->idVendor, usb_dev_descr->bDeviceClass, usb_dev_descr->bDeviceSubClass, usb_dev_descr->bDeviceProtocol); /* 4. usbVID,classDC.DSC */ (void) sprintf(usba_name[n++], "usb%x,class%x.%x", usb_dev_descr->idVendor, usb_dev_descr->bDeviceClass, usb_dev_descr->bDeviceSubClass); /* 5. usbVID,classDC */ (void) sprintf(usba_name[n++], "usb%x,class%x", usb_dev_descr->idVendor, usb_dev_descr->bDeviceClass); /* 6. usb,classDC.DSC.DPROTO */ (void) sprintf(usba_name[n++], "usb,class%x.%x.%x", usb_dev_descr->bDeviceClass, usb_dev_descr->bDeviceSubClass, usb_dev_descr->bDeviceProtocol); /* 7. usb,classDC.DSC */ (void) sprintf(usba_name[n++], "usb,class%x.%x", usb_dev_descr->bDeviceClass, usb_dev_descr->bDeviceSubClass); /* 8. usb,classDC */ (void) sprintf(usba_name[n++], "usb,class%x", usb_dev_descr->bDeviceClass); } if (if_descr.bInterfaceClass != 0) { /* 9. usbifVID,classIC.ISC.IPROTO */ (void) sprintf(usba_name[n++], "usbif%x,class%x.%x.%x", usb_dev_descr->idVendor, if_descr.bInterfaceClass, if_descr.bInterfaceSubClass, if_descr.bInterfaceProtocol); /* 10. usbifVID,classIC.ISC */ (void) sprintf(usba_name[n++], "usbif%x,class%x.%x", usb_dev_descr->idVendor, if_descr.bInterfaceClass, if_descr.bInterfaceSubClass); /* 11. usbifVID,classIC */ (void) sprintf(usba_name[n++], "usbif%x,class%x", usb_dev_descr->idVendor, if_descr.bInterfaceClass); /* 12. usbif,classIC.ISC.IPROTO */ (void) sprintf(usba_name[n++], "usbif,class%x.%x.%x", if_descr.bInterfaceClass, if_descr.bInterfaceSubClass, if_descr.bInterfaceProtocol); /* 13. usbif,classIC.ISC */ (void) sprintf(usba_name[n++], "usbif,class%x.%x", if_descr.bInterfaceClass, if_descr.bInterfaceSubClass); /* 14. usbif,classIC */ (void) sprintf(usba_name[n++], "usbif,class%x", if_descr.bInterfaceClass); } /* 15. ugen or usb_mid */ if (usba_get_ugen_binding(child_dip) == USBA_UGEN_DEVICE_BINDING) { (void) sprintf(usba_name[n++], "ugen"); } else { (void) sprintf(usba_name[n++], "usb,device"); } } else { if (n_cfgs > 1) { /* 1. usbVID,PID.REV.configCN */ (void) sprintf(usba_name[n++], "usb%x,%x.%x.config%x", usb_dev_descr->idVendor, usb_dev_descr->idProduct, usb_dev_descr->bcdDevice, usba_device->usb_cfg_value); } /* 2. usbVID,PID.REV */ (void) sprintf(usba_name[n++], "usb%x,%x.%x", usb_dev_descr->idVendor, usb_dev_descr->idProduct, usb_dev_descr->bcdDevice); /* 3. usbVID,PID.configCN */ if (n_cfgs > 1) { (void) sprintf(usba_name[n++], "usb%x,%x.%x", usb_dev_descr->idVendor, usb_dev_descr->idProduct, usba_device->usb_cfg_value); } /* 4. usbVID,PID */ (void) sprintf(usba_name[n++], "usb%x,%x", usb_dev_descr->idVendor, usb_dev_descr->idProduct); if (usb_dev_descr->bDeviceClass != 0) { /* 5. usbVID,classDC.DSC.DPROTO */ (void) sprintf(usba_name[n++], "usb%x,class%x.%x.%x", usb_dev_descr->idVendor, usb_dev_descr->bDeviceClass, usb_dev_descr->bDeviceSubClass, usb_dev_descr->bDeviceProtocol); /* 6. usbVID,classDC.DSC */ (void) sprintf(usba_name[n++], "usb%x.class%x.%x", usb_dev_descr->idVendor, usb_dev_descr->bDeviceClass, usb_dev_descr->bDeviceSubClass); /* 7. usbVID,classDC */ (void) sprintf(usba_name[n++], "usb%x.class%x", usb_dev_descr->idVendor, usb_dev_descr->bDeviceClass); /* 8. usb,classDC.DSC.DPROTO */ (void) sprintf(usba_name[n++], "usb,class%x.%x.%x", usb_dev_descr->bDeviceClass, usb_dev_descr->bDeviceSubClass, usb_dev_descr->bDeviceProtocol); /* 9. usb,classDC.DSC */ (void) sprintf(usba_name[n++], "usb,class%x.%x", usb_dev_descr->bDeviceClass, usb_dev_descr->bDeviceSubClass); /* 10. usb,classDC */ (void) sprintf(usba_name[n++], "usb,class%x", usb_dev_descr->bDeviceClass); } if (usba_get_ugen_binding(child_dip) == USBA_UGEN_DEVICE_BINDING) { /* 11. ugen */ (void) sprintf(usba_name[n++], "ugen"); } else { /* 11. usb,device */ (void) sprintf(usba_name[n++], "usb,device"); } } for (i = 0; i < n; i += 2) { USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "compatible name:\t%s\t%s", usba_name[i], (((i+1) < n)? usba_name[i+1] : "")); } rval = ndi_prop_update_string_array(DDI_DEV_T_NONE, child_dip, "compatible", (char **)usba_name, n); kmem_free(usba_name_buf, USBA_MAX_COMPAT_NAMES * USBA_MAX_COMPAT_NAME_LEN); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: property update failed"); return (child_dip); } /* update the address property */ rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "assigned-address", usba_device->usb_addr); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: address update failed"); } /* update the usb device properties (PSARC/2000/454) */ rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "usb-vendor-id", usb_dev_descr->idVendor); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: usb-vendor-id update failed"); } rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "usb-product-id", usb_dev_descr->idProduct); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: usb-product-id update failed"); } rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "usb-revision-id", usb_dev_descr->bcdDevice); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: usb-revision-id update failed"); } rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "usb-num-configs", usb_dev_descr->bNumConfigurations); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: usb-num-configs update failed"); } rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "usb-release", usb_dev_descr->bcdUSB); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: usb-release update failed"); } rval = ndi_prop_update_byte_array(DDI_DEV_T_NONE, child_dip, "usb-dev-descriptor", (uchar_t *)usb_dev_descr, sizeof (usb_dev_descr_t)); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: usb-descriptor update failed"); } rval = ndi_prop_update_byte_array(DDI_DEV_T_NONE, child_dip, "usb-raw-cfg-descriptors", usb_config, usb_config_length); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: usb-raw-cfg-descriptors update " "failed"); } devprop_str = kmem_zalloc(USB_MAXSTRINGLEN, KM_SLEEP); if (usba_device->usb_serialno_str) { usba_filter_string(usba_device->usb_serialno_str, devprop_str); rval = ndi_prop_update_string(DDI_DEV_T_NONE, child_dip, "usb-serialno", devprop_str); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: " "usb-serialno update failed"); } } if (usba_device->usb_mfg_str) { usba_filter_string(usba_device->usb_mfg_str, devprop_str); rval = ndi_prop_update_string(DDI_DEV_T_NONE, child_dip, "usb-vendor-name", devprop_str); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: " "usb-vendor-name update failed"); } } if (usba_device->usb_product_str) { usba_filter_string(usba_device->usb_product_str, devprop_str); rval = ndi_prop_update_string(DDI_DEV_T_NONE, child_dip, "usb-product-name", devprop_str); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: " "usb-product-name update failed"); } } kmem_free(devprop_str, USB_MAXSTRINGLEN); if (!combined_node) { /* update the configuration property */ rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "configuration#", usba_device->usb_cfg_value); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: " "config prop update failed"); } } if (usba_device->usb_port_status == USBA_LOW_SPEED_DEV) { /* create boolean property */ rval = ndi_prop_create_boolean(DDI_DEV_T_NONE, child_dip, "low-speed"); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: " "low speed prop update failed"); } } if (usba_device->usb_port_status == USBA_HIGH_SPEED_DEV) { /* create boolean property */ rval = ndi_prop_create_boolean(DDI_DEV_T_NONE, child_dip, "high-speed"); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_device_node: " "high speed prop update failed"); } } USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "%s%d at port %d: %s, dip=0x%p", ddi_node_name(ddi_get_parent(child_dip)), ddi_get_instance(ddi_get_parent(child_dip)), port, ddi_node_name(child_dip), (void *)child_dip); usba_set_usba_device(child_dip, usba_device); ASSERT(!mutex_owned(&(usba_get_usba_device(child_dip)->usb_mutex))); return (child_dip); } /* * driver binding at interface association level. the first arg is the parent * dip. if_count returns amount of interfaces which are associated within * this interface-association that starts from first_if. */ /*ARGSUSED*/ dev_info_t * usba_ready_interface_association_node(dev_info_t *dip, uint_t first_if, uint_t *if_count) { dev_info_t *child_dip = NULL; usba_device_t *child_ud = usba_get_usba_device(dip); usb_dev_descr_t *usb_dev_descr; size_t usb_cfg_length; uchar_t *usb_cfg; usb_ia_descr_t ia_descr; int i, n, rval; int reg[2]; size_t size; usb_port_status_t port_status; char *force_bind = NULL; char *usba_name_buf = NULL; char *usba_name[USBA_MAX_COMPAT_NAMES]; usb_cfg = usb_get_raw_cfg_data(dip, &usb_cfg_length); mutex_enter(&child_ud->usb_mutex); usb_dev_descr = child_ud->usb_dev_descr; /* * for each interface association, determine all compatible names */ USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_ia_node: " "port %d, interface = %d, port_status = %x", child_ud->usb_port, first_if, child_ud->usb_port_status); /* Parse the interface descriptor */ size = usb_parse_ia_descr( usb_cfg, usb_cfg_length, first_if, /* interface index */ &ia_descr, USB_IA_DESCR_SIZE); *if_count = 1; if (size != USB_IA_DESCR_SIZE) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "parsing ia: size (%lu) != USB_IA_DESCR_SIZE (%d)", size, USB_IA_DESCR_SIZE); mutex_exit(&child_ud->usb_mutex); return (NULL); } port_status = child_ud->usb_port_status; /* create reg property */ reg[0] = first_if; reg[1] = child_ud->usb_cfg_value; mutex_exit(&child_ud->usb_mutex); /* clone this dip */ rval = usba_create_child_devi(dip, "interface-association", NULL, /* usba_hcdi ops */ NULL, /* root hub dip */ port_status, /* port status */ child_ud, /* share this usba_device */ &child_dip); if (rval != USB_SUCCESS) { goto fail; } rval = ndi_prop_update_int_array( DDI_DEV_T_NONE, child_dip, "reg", reg, 2); if (rval != DDI_PROP_SUCCESS) { goto fail; } usba_set_node_name(child_dip, ia_descr.bFunctionClass, ia_descr.bFunctionSubClass, ia_descr.bFunctionProtocol, FLAG_INTERFACE_ASSOCIATION_NODE); /* check force binding */ if (usba_ugen_force_binding == USBA_UGEN_INTERFACE_ASSOCIATION_BINDING) { force_bind = "ugen"; } /* * check whether there is another dip with this name and address */ ASSERT(usba_find_existing_node(child_dip) == NULL); usba_name_buf = kmem_zalloc(USBA_MAX_COMPAT_NAMES * USBA_MAX_COMPAT_NAME_LEN, KM_SLEEP); for (i = 0; i < USBA_MAX_COMPAT_NAMES; i++) { usba_name[i] = usba_name_buf + (i * USBA_MAX_COMPAT_NAME_LEN); } n = 0; if (force_bind) { (void) ndi_devi_set_nodename(child_dip, force_bind, 0); (void) strncpy(usba_name[n++], force_bind, USBA_MAX_COMPAT_NAME_LEN); } /* 1) usbiaVID,PID.REV.configCN.FN */ (void) sprintf(usba_name[n++], "usbia%x,%x.%x.config%x.%x", usb_dev_descr->idVendor, usb_dev_descr->idProduct, usb_dev_descr->bcdDevice, child_ud->usb_cfg_value, first_if); /* 2) usbiaVID,PID.configCN.FN */ (void) sprintf(usba_name[n++], "usbia%x,%x.config%x.%x", usb_dev_descr->idVendor, usb_dev_descr->idProduct, child_ud->usb_cfg_value, first_if); if (ia_descr.bFunctionClass) { /* 3) usbiaVID,classFC.FSC.FPROTO */ (void) sprintf(usba_name[n++], "usbia%x,class%x.%x.%x", usb_dev_descr->idVendor, ia_descr.bFunctionClass, ia_descr.bFunctionSubClass, ia_descr.bFunctionProtocol); /* 4) usbiaVID,classFC.FSC */ (void) sprintf(usba_name[n++], "usbia%x,class%x.%x", usb_dev_descr->idVendor, ia_descr.bFunctionClass, ia_descr.bFunctionSubClass); /* 5) usbiaVID,classFC */ (void) sprintf(usba_name[n++], "usbia%x,class%x", usb_dev_descr->idVendor, ia_descr.bFunctionClass); /* 6) usbia,classFC.FSC.FPROTO */ (void) sprintf(usba_name[n++], "usbia,class%x.%x.%x", ia_descr.bFunctionClass, ia_descr.bFunctionSubClass, ia_descr.bFunctionProtocol); /* 7) usbia,classFC.FSC */ (void) sprintf(usba_name[n++], "usbia,class%x.%x", ia_descr.bFunctionClass, ia_descr.bFunctionSubClass); /* 8) usbia,classFC */ (void) sprintf(usba_name[n++], "usbia,class%x", ia_descr.bFunctionClass); } if (usba_get_ugen_binding(child_dip) == USBA_UGEN_INTERFACE_ASSOCIATION_BINDING) { /* 9) ugen */ (void) sprintf(usba_name[n++], "ugen"); } else { (void) sprintf(usba_name[n++], "usb,ia"); } for (i = 0; i < n; i += 2) { USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "compatible name:\t%s\t%s", usba_name[i], (((i+1) < n)? usba_name[i+1] : "")); } /* create compatible property */ rval = ndi_prop_update_string_array(DDI_DEV_T_NONE, child_dip, "compatible", (char **)usba_name, n); kmem_free(usba_name_buf, USBA_MAX_COMPAT_NAMES * USBA_MAX_COMPAT_NAME_LEN); if (rval != DDI_PROP_SUCCESS) { goto fail; } /* update the address property */ rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "assigned-address", child_ud->usb_addr); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_interface_node: address update failed"); } /* create property with first interface number */ rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "interface", ia_descr.bFirstInterface); if (rval != DDI_PROP_SUCCESS) { goto fail; } /* create property with the count of interfaces in this ia */ rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "interface-count", ia_descr.bInterfaceCount); if (rval != DDI_PROP_SUCCESS) { goto fail; } USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "%s%d port %d: %s, dip = 0x%p", ddi_node_name(ddi_get_parent(dip)), ddi_get_instance(ddi_get_parent(dip)), child_ud->usb_port, ddi_node_name(child_dip), (void *)child_dip); *if_count = ia_descr.bInterfaceCount; usba_set_usba_device(child_dip, child_ud); ASSERT(!mutex_owned(&(usba_get_usba_device(child_dip)->usb_mutex))); return (child_dip); fail: (void) usba_destroy_child_devi(child_dip, NDI_DEVI_REMOVE); return (NULL); } /* * driver binding at interface level, the first arg will be the * the parent dip */ /*ARGSUSED*/ dev_info_t * usba_ready_interface_node(dev_info_t *dip, uint_t intf) { dev_info_t *child_dip = NULL; usba_device_t *child_ud = usba_get_usba_device(dip); usb_dev_descr_t *usb_dev_descr; size_t usb_cfg_length; uchar_t *usb_cfg; usb_if_descr_t if_descr; int i, n, rval; int reg[2]; size_t size; usb_port_status_t port_status; char *force_bind = NULL; char *usba_name_buf = NULL; char *usba_name[USBA_MAX_COMPAT_NAMES]; usb_cfg = usb_get_raw_cfg_data(dip, &usb_cfg_length); mutex_enter(&child_ud->usb_mutex); usb_dev_descr = child_ud->usb_dev_descr; /* * for each interface, determine all compatible names */ USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_interface_node: " "port %d, interface = %d port status = %x", child_ud->usb_port, intf, child_ud->usb_port_status); /* Parse the interface descriptor */ size = usb_parse_if_descr( usb_cfg, usb_cfg_length, intf, /* interface index */ 0, /* alt interface index */ &if_descr, USB_IF_DESCR_SIZE); if (size != USB_IF_DESCR_SIZE) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "parsing interface: size (%lu) != USB_IF_DESCR_SIZE (%d)", size, USB_IF_DESCR_SIZE); mutex_exit(&child_ud->usb_mutex); return (NULL); } port_status = child_ud->usb_port_status; /* create reg property */ reg[0] = intf; reg[1] = child_ud->usb_cfg_value; mutex_exit(&child_ud->usb_mutex); /* clone this dip */ rval = usba_create_child_devi(dip, "interface", NULL, /* usba_hcdi ops */ NULL, /* root hub dip */ port_status, /* port status */ child_ud, /* share this usba_device */ &child_dip); if (rval != USB_SUCCESS) { goto fail; } rval = ndi_prop_update_int_array( DDI_DEV_T_NONE, child_dip, "reg", reg, 2); if (rval != DDI_PROP_SUCCESS) { goto fail; } usba_set_node_name(child_dip, if_descr.bInterfaceClass, if_descr.bInterfaceSubClass, if_descr.bInterfaceProtocol, FLAG_INTERFACE_NODE); /* check force binding */ if (usba_ugen_force_binding == USBA_UGEN_INTERFACE_BINDING) { force_bind = "ugen"; } /* * check whether there is another dip with this name and address */ ASSERT(usba_find_existing_node(child_dip) == NULL); usba_name_buf = kmem_zalloc(USBA_MAX_COMPAT_NAMES * USBA_MAX_COMPAT_NAME_LEN, KM_SLEEP); for (i = 0; i < USBA_MAX_COMPAT_NAMES; i++) { usba_name[i] = usba_name_buf + (i * USBA_MAX_COMPAT_NAME_LEN); } n = 0; if (force_bind) { (void) ndi_devi_set_nodename(child_dip, force_bind, 0); (void) strncpy(usba_name[n++], force_bind, USBA_MAX_COMPAT_NAME_LEN); } /* 1) usbifVID,PID.REV.configCN.IN */ (void) sprintf(usba_name[n++], "usbif%x,%x.%x.config%x.%x", usb_dev_descr->idVendor, usb_dev_descr->idProduct, usb_dev_descr->bcdDevice, child_ud->usb_cfg_value, intf); /* 2) usbifVID,PID.configCN.IN */ (void) sprintf(usba_name[n++], "usbif%x,%x.config%x.%x", usb_dev_descr->idVendor, usb_dev_descr->idProduct, child_ud->usb_cfg_value, intf); if (if_descr.bInterfaceClass) { /* 3) usbifVID,classIC.ISC.IPROTO */ (void) sprintf(usba_name[n++], "usbif%x,class%x.%x.%x", usb_dev_descr->idVendor, if_descr.bInterfaceClass, if_descr.bInterfaceSubClass, if_descr.bInterfaceProtocol); /* 4) usbifVID,classIC.ISC */ (void) sprintf(usba_name[n++], "usbif%x,class%x.%x", usb_dev_descr->idVendor, if_descr.bInterfaceClass, if_descr.bInterfaceSubClass); /* 5) usbifVID,classIC */ (void) sprintf(usba_name[n++], "usbif%x,class%x", usb_dev_descr->idVendor, if_descr.bInterfaceClass); /* 6) usbif,classIC.ISC.IPROTO */ (void) sprintf(usba_name[n++], "usbif,class%x.%x.%x", if_descr.bInterfaceClass, if_descr.bInterfaceSubClass, if_descr.bInterfaceProtocol); /* 7) usbif,classIC.ISC */ (void) sprintf(usba_name[n++], "usbif,class%x.%x", if_descr.bInterfaceClass, if_descr.bInterfaceSubClass); /* 8) usbif,classIC */ (void) sprintf(usba_name[n++], "usbif,class%x", if_descr.bInterfaceClass); } if (usba_get_ugen_binding(child_dip) == USBA_UGEN_INTERFACE_BINDING) { /* 9) ugen */ (void) sprintf(usba_name[n++], "ugen"); } for (i = 0; i < n; i += 2) { USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "compatible name:\t%s\t%s", usba_name[i], (((i+1) < n)? usba_name[i+1] : "")); } /* create compatible property */ rval = ndi_prop_update_string_array(DDI_DEV_T_NONE, child_dip, "compatible", (char **)usba_name, n); kmem_free(usba_name_buf, USBA_MAX_COMPAT_NAMES * USBA_MAX_COMPAT_NAME_LEN); if (rval != DDI_PROP_SUCCESS) { goto fail; } /* update the address property */ rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "assigned-address", child_ud->usb_addr); if (rval != DDI_PROP_SUCCESS) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "usba_ready_interface_node: address update failed"); } /* create property with if number */ rval = ndi_prop_update_int(DDI_DEV_T_NONE, child_dip, "interface", intf); if (rval != DDI_PROP_SUCCESS) { goto fail; } USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "%s%d port %d: %s, dip = 0x%p", ddi_node_name(ddi_get_parent(dip)), ddi_get_instance(ddi_get_parent(dip)), child_ud->usb_port, ddi_node_name(child_dip), (void *)child_dip); usba_set_usba_device(child_dip, child_ud); ASSERT(!mutex_owned(&(usba_get_usba_device(child_dip)->usb_mutex))); return (child_dip); fail: (void) usba_destroy_child_devi(child_dip, NDI_DEVI_REMOVE); return (NULL); } /* * retrieve string descriptors for manufacturer, vendor and serial * number */ void usba_get_dev_string_descrs(dev_info_t *dip, usba_device_t *ud) { char *tmpbuf, *str; int l; usb_dev_descr_t *usb_dev_descr = ud->usb_dev_descr; USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_get_usb_string_descr: m=%d, p=%d, s=%d", usb_dev_descr->iManufacturer, usb_dev_descr->iProduct, usb_dev_descr->iSerialNumber); tmpbuf = kmem_zalloc(USB_MAXSTRINGLEN, KM_SLEEP); /* fetch manufacturer string */ if ((ud->usb_mfg_str == NULL) && usb_dev_descr->iManufacturer && (usb_get_string_descr(dip, USB_LANG_ID, usb_dev_descr->iManufacturer, tmpbuf, USB_MAXSTRINGLEN) == USB_SUCCESS)) { l = strlen(tmpbuf); if (l > 0) { str = kmem_zalloc(l + 1, KM_SLEEP); mutex_enter(&ud->usb_mutex); ud->usb_mfg_str = str; (void) strcpy(ud->usb_mfg_str, tmpbuf); mutex_exit(&ud->usb_mutex); } } /* fetch product string */ if ((ud->usb_product_str == NULL) && usb_dev_descr->iProduct && (usb_get_string_descr(dip, USB_LANG_ID, usb_dev_descr->iProduct, tmpbuf, USB_MAXSTRINGLEN) == USB_SUCCESS)) { l = strlen(tmpbuf); if (l > 0) { str = kmem_zalloc(l + 1, KM_SLEEP); mutex_enter(&ud->usb_mutex); ud->usb_product_str = str; (void) strcpy(ud->usb_product_str, tmpbuf); mutex_exit(&ud->usb_mutex); } } /* fetch device serial number string */ if ((ud->usb_serialno_str == NULL) && usb_dev_descr->iSerialNumber && (usb_get_string_descr(dip, USB_LANG_ID, usb_dev_descr->iSerialNumber, tmpbuf, USB_MAXSTRINGLEN) == USB_SUCCESS)) { l = strlen(tmpbuf); if (l > 0) { str = kmem_zalloc(l + 1, KM_SLEEP); mutex_enter(&ud->usb_mutex); ud->usb_serialno_str = str; (void) strcpy(ud->usb_serialno_str, tmpbuf); mutex_exit(&ud->usb_mutex); } } kmem_free(tmpbuf, USB_MAXSTRINGLEN); } /* * usba_str_startcmp: * Return the number of characters duplicated from the beginning of the * string. Return -1 if a complete duplicate. * * Arguments: * Two strings to compare. */ static int usba_str_startcmp(char *first, char *second) { int num_same_chars = 0; while (*first == *second++) { if (*first++ == '\0') { return (-1); } num_same_chars++; } return (num_same_chars); } /* * usba_get_mfg_prod_sn_str: * Return a string containing mfg, product, serial number strings. * Remove duplicates if some strings are the same. * * Arguments: * dip - pointer to dev info * buffer - Where string is returned * buflen - Length of buffer * * Returns: * Same as second arg. */ char * usba_get_mfg_prod_sn_str( dev_info_t *dip, char *buffer, int buflen) { usba_device_t *usba_device = usba_get_usba_device(dip); int return_len = 0; int len = 0; int duplen; buffer[0] = '\0'; buffer[buflen-1] = '\0'; if ((usba_device->usb_mfg_str) && ((len = strlen(usba_device->usb_mfg_str)) != 0)) { (void) strncpy(buffer, usba_device->usb_mfg_str, buflen - 1); return_len = min(buflen - 1, len); } /* Product string exists to append. */ if ((usba_device->usb_product_str) && ((len = strlen(usba_device->usb_product_str)) != 0)) { /* Append only parts of string that don't match mfg string. */ duplen = usba_str_startcmp(buffer, usba_device->usb_product_str); if (duplen != -1) { /* Not a complete match. */ if (return_len > 0) { buffer[return_len++] = ' '; } /* Skip over the dup part of the concat'ed string. */ len -= duplen; (void) strncpy(&buffer[return_len], &usba_device->usb_product_str[duplen], buflen - return_len - 1); return_len = min(buflen - 1, return_len + len); } } if ((usba_device->usb_serialno_str) && ((len = strlen(usba_device->usb_serialno_str)) != 0)) { if (return_len > 0) { buffer[return_len++] = ' '; } (void) strncpy(&buffer[return_len], usba_device->usb_serialno_str, buflen - return_len - 1); } return (buffer); } /* * USB enumeration statistic functions */ /* * Increments the hotplug statistics based on flags. */ void usba_update_hotplug_stats(dev_info_t *dip, usb_flags_t flags) { usba_device_t *usba_device = usba_get_usba_device(dip); usba_hcdi_t *hcdi = usba_hcdi_get_hcdi(usba_device->usb_root_hub_dip); mutex_enter(&hcdi->hcdi_mutex); if (flags & USBA_TOTAL_HOTPLUG_SUCCESS) { hcdi->hcdi_total_hotplug_success++; HCDI_HOTPLUG_STATS_DATA(hcdi)-> hcdi_hotplug_total_success.value.ui64++; } if (flags & USBA_HOTPLUG_SUCCESS) { hcdi->hcdi_hotplug_success++; HCDI_HOTPLUG_STATS_DATA(hcdi)-> hcdi_hotplug_success.value.ui64++; } if (flags & USBA_TOTAL_HOTPLUG_FAILURE) { hcdi->hcdi_total_hotplug_failure++; HCDI_HOTPLUG_STATS_DATA(hcdi)-> hcdi_hotplug_total_failure.value.ui64++; } if (flags & USBA_HOTPLUG_FAILURE) { hcdi->hcdi_hotplug_failure++; HCDI_HOTPLUG_STATS_DATA(hcdi)-> hcdi_hotplug_failure.value.ui64++; } mutex_exit(&hcdi->hcdi_mutex); } /* * Retrieve the current enumeration statistics */ void usba_get_hotplug_stats(dev_info_t *dip, ulong_t *total_success, ulong_t *success, ulong_t *total_failure, ulong_t *failure, uchar_t *device_count) { usba_device_t *usba_device = usba_get_usba_device(dip); usba_hcdi_t *hcdi = usba_hcdi_get_hcdi(usba_device->usb_root_hub_dip); mutex_enter(&hcdi->hcdi_mutex); *total_success = hcdi->hcdi_total_hotplug_success; *success = hcdi->hcdi_hotplug_success; *total_failure = hcdi->hcdi_total_hotplug_failure; *failure = hcdi->hcdi_hotplug_failure; *device_count = hcdi->hcdi_device_count; mutex_exit(&hcdi->hcdi_mutex); } /* * Reset the resetable hotplug stats */ void usba_reset_hotplug_stats(dev_info_t *dip) { usba_device_t *usba_device = usba_get_usba_device(dip); usba_hcdi_t *hcdi = usba_hcdi_get_hcdi(usba_device->usb_root_hub_dip); hcdi_hotplug_stats_t *hsp; mutex_enter(&hcdi->hcdi_mutex); hcdi->hcdi_hotplug_success = 0; hcdi->hcdi_hotplug_failure = 0; hsp = HCDI_HOTPLUG_STATS_DATA(hcdi); hsp->hcdi_hotplug_success.value.ui64 = 0; hsp->hcdi_hotplug_failure.value.ui64 = 0; mutex_exit(&hcdi->hcdi_mutex); } /* * usba_bind_driver(): * This function calls ndi_devi_bind_driver() which tries to * bind a driver to the device. If the driver binding fails * we get an rval of NDI_UNBOUD and report an error to the * syslog that the driver failed binding. * If rval is something other than NDI_UNBOUND we report an * error to the console. * * This function returns USB_SUCCESS if no errors were * encountered while binding. */ int usba_bind_driver(dev_info_t *dip) { int rval; char *name; uint8_t if_num = usba_get_ifno(dip); USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_bind_driver: dip = 0x%p, if_num = 0x%x", (void *)dip, if_num); name = kmem_zalloc(MAXNAMELEN, KM_SLEEP); /* bind device to the driver */ if ((rval = ndi_devi_bind_driver(dip, 0)) != NDI_SUCCESS) { /* if we fail to bind report an error */ (void) usba_get_mfg_prod_sn_str(dip, name, MAXNAMELEN); if (name[0] != '\0') { if (!usb_owns_device(dip)) { USB_DPRINTF_L1(DPRINT_MASK_USBA, usba_log_handle, "no driver found for " "interface %d (nodename: '%s') of %s", if_num, ddi_node_name(dip), name); } else { USB_DPRINTF_L1(DPRINT_MASK_USBA, usba_log_handle, "no driver found for device %s", name); } } else { (void) ddi_pathname(dip, name); USB_DPRINTF_L1(DPRINT_MASK_USBA, usba_log_handle, "no driver found for device %s", name); } kmem_free(name, MAXNAMELEN); return (USB_FAILURE); } kmem_free(name, MAXNAMELEN); return ((rval == NDI_SUCCESS) ? USB_SUCCESS : USB_FAILURE); } /* * usba_get_hc_dma_attr: * function returning dma attributes of the HCD * * Arguments: * dip - pointer to devinfo of the client * * Return Values: * hcdi_dma_attr */ ddi_dma_attr_t * usba_get_hc_dma_attr(dev_info_t *dip) { usba_device_t *usba_device = usba_get_usba_device(dip); usba_hcdi_t *hcdi = usba_hcdi_get_hcdi(usba_device->usb_root_hub_dip); return (hcdi->hcdi_dma_attr); } /* * usba_check_for_leaks: * check usba_device structure for leaks * * Arguments: * usba_device - usba_device structure pointer */ void usba_check_for_leaks(usba_device_t *usba_device) { int i, ph_open_cnt, req_wrp_leaks, iface; int leaks = 0; USB_DPRINTF_L4(DPRINT_MASK_USBA, usba_log_handle, "usba_check_for_leaks: %s%d usba_device=0x%p", ddi_driver_name(usba_device->usb_dip), ddi_get_instance(usba_device->usb_dip), (void *)usba_device); /* * default pipe is still open * all other pipes should be closed */ for (ph_open_cnt = 0, i = 1; i < USBA_N_ENDPOINTS; i++) { usba_ph_impl_t *ph_impl = &usba_device->usb_ph_list[i]; if (ph_impl->usba_ph_data) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "%s%d: leaking pipehandle=0x%p (0x%p) ep_addr=0x%x", ddi_driver_name(ph_impl->usba_ph_data->p_dip), ddi_get_instance(ph_impl->usba_ph_data->p_dip), (void *)ph_impl, (void *)ph_impl->usba_ph_data, ph_impl->usba_ph_ep.bEndpointAddress); ph_open_cnt++; leaks++; #ifndef DEBUG usb_pipe_close(ph_impl->usba_ph_data->p_dip, (usb_pipe_handle_t)ph_impl, USB_FLAGS_SLEEP, NULL, NULL); #endif } } req_wrp_leaks = usba_list_entry_leaks(&usba_device-> usb_allocated, "request wrappers"); ASSERT(ph_open_cnt == 0); ASSERT(req_wrp_leaks == 0); if (req_wrp_leaks) { usba_list_entry_t *entry; while ((entry = usba_rm_first_from_list( &usba_device->usb_allocated)) != NULL) { usba_req_wrapper_t *wrp; mutex_enter(&entry->list_mutex); wrp = (usba_req_wrapper_t *)entry->private; mutex_exit(&entry->list_mutex); leaks++; USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "%s%d: leaking request 0x%p", ddi_driver_name(wrp->wr_dip), ddi_get_instance(wrp->wr_dip), (void *)wrp->wr_req); /* * put it back, usba_req_wrapper_free * expects it on the list */ usba_add_to_list(&usba_device->usb_allocated, &wrp->wr_allocated_list); usba_req_wrapper_free(wrp); } } mutex_enter(&usba_device->usb_mutex); for (iface = 0; iface < usba_device->usb_n_ifs; iface++) { USB_DPRINTF_L3(DPRINT_MASK_USBA, usba_log_handle, "usba_check_for_leaks: if=%d client_flags=0x%x", iface, usba_device->usb_client_flags[iface]); if (usba_device->usb_client_flags[iface] & USBA_CLIENT_FLAG_DEV_DATA) { usb_client_dev_data_list_t *entry = usba_device->usb_client_dev_data_list.cddl_next; usb_client_dev_data_list_t *next; usb_client_dev_data_t *dev_data; while (entry) { dev_info_t *dip = entry->cddl_dip; next = entry->cddl_next; dev_data = entry->cddl_dev_data; if (!i_ddi_devi_attached(dip)) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "%s%d: leaking dev_data 0x%p", ddi_driver_name(dip), ddi_get_instance(dip), (void *)dev_data); leaks++; mutex_exit(&usba_device->usb_mutex); usb_free_dev_data(dip, dev_data); mutex_enter(&usba_device->usb_mutex); } entry = next; } } if (usba_device->usb_client_flags[iface] & USBA_CLIENT_FLAG_ATTACH) { dev_info_t *dip = usba_device-> usb_client_attach_list[iface].dip; USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "%s%d: did no usb_client_detach", ddi_driver_name(dip), ddi_get_instance(dip)); leaks++; mutex_exit(&usba_device->usb_mutex); usb_client_detach(dip, NULL); mutex_enter(&usba_device->usb_mutex); usba_device-> usb_client_attach_list[iface].dip = NULL; usba_device->usb_client_flags[iface] &= ~USBA_CLIENT_FLAG_ATTACH; } if (usba_device->usb_client_flags[iface] & USBA_CLIENT_FLAG_EV_CBS) { dev_info_t *dip = usba_device->usb_client_ev_cb_list[iface]. dip; usb_event_t *ev_data = usba_device->usb_client_ev_cb_list[iface]. ev_data; USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "%s%d: did no usb_unregister_event_cbs", ddi_driver_name(dip), ddi_get_instance(dip)); leaks++; mutex_exit(&usba_device->usb_mutex); usb_unregister_event_cbs(dip, ev_data); mutex_enter(&usba_device->usb_mutex); usba_device->usb_client_ev_cb_list[iface]. dip = NULL; usba_device->usb_client_ev_cb_list[iface]. ev_data = NULL; usba_device->usb_client_flags[iface] &= ~USBA_CLIENT_FLAG_EV_CBS; } } mutex_exit(&usba_device->usb_mutex); if (leaks) { USB_DPRINTF_L2(DPRINT_MASK_USBA, usba_log_handle, "all %d leaks fixed", leaks); } }