17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 50a05e705Slc * Common Development and Distribution License (the "License"). 60a05e705Slc * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate * 21112116d8Sfb * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 227c478bd9Sstevel@tonic-gate * Use is subject to license terms. 237c478bd9Sstevel@tonic-gate */ 247c478bd9Sstevel@tonic-gate 25*a5eb7107SBryan Cantrill /* 26*a5eb7107SBryan Cantrill * Copyright (c) 2014, Joyent, Inc. All rights reserved. 27*a5eb7107SBryan Cantrill */ 28*a5eb7107SBryan Cantrill 297c478bd9Sstevel@tonic-gate /* 307c478bd9Sstevel@tonic-gate * UGEN: USB Generic Driver support code 317c478bd9Sstevel@tonic-gate * 327c478bd9Sstevel@tonic-gate * This code provides entry points called by the ugen driver or other 337c478bd9Sstevel@tonic-gate * drivers that want to export a ugen interface 347c478bd9Sstevel@tonic-gate * 357c478bd9Sstevel@tonic-gate * The "Universal Generic Driver" (UGEN) for USB devices provides interfaces 367c478bd9Sstevel@tonic-gate * to talk to USB devices. This is very useful for Point of Sale sale 377c478bd9Sstevel@tonic-gate * devices and other simple devices like USB scanner, USB palm pilot. 387c478bd9Sstevel@tonic-gate * The UGEN provides a system call interface to USB devices enabling 397c478bd9Sstevel@tonic-gate * a USB device vendor to write an application for his 407c478bd9Sstevel@tonic-gate * device instead of writing a driver. This facilitates the vendor to write 417c478bd9Sstevel@tonic-gate * device management s/w quickly in userland. 427c478bd9Sstevel@tonic-gate * 437c478bd9Sstevel@tonic-gate * UGEN supports read/write/poll entry points. An application can be written 447c478bd9Sstevel@tonic-gate * using read/write/aioread/aiowrite/poll system calls to communicate 457c478bd9Sstevel@tonic-gate * with the device. 467c478bd9Sstevel@tonic-gate * 477c478bd9Sstevel@tonic-gate * XXX Theory of Operations 487c478bd9Sstevel@tonic-gate */ 497c478bd9Sstevel@tonic-gate #include <sys/usb/usba/usbai_version.h> 507c478bd9Sstevel@tonic-gate #include <sys/usb/usba.h> 517c478bd9Sstevel@tonic-gate #include <sys/sysmacros.h> 52d29f5a71Szhigang lu - Sun Microsystems - Beijing China #include <sys/strsun.h> 537c478bd9Sstevel@tonic-gate 547c478bd9Sstevel@tonic-gate #include "sys/usb/clients/ugen/usb_ugen.h" 557c478bd9Sstevel@tonic-gate #include "sys/usb/usba/usba_ugen.h" 567c478bd9Sstevel@tonic-gate #include "sys/usb/usba/usba_ugend.h" 577c478bd9Sstevel@tonic-gate 587c478bd9Sstevel@tonic-gate /* Debugging information */ 594610e4a0Sfrits uint_t ugen_errmask = (uint_t)UGEN_PRINT_ALL; 604610e4a0Sfrits uint_t ugen_errlevel = USB_LOG_L4; 614610e4a0Sfrits uint_t ugen_instance_debug = (uint_t)-1; 627c478bd9Sstevel@tonic-gate 637c478bd9Sstevel@tonic-gate /* default endpoint descriptor */ 647c478bd9Sstevel@tonic-gate static usb_ep_descr_t ugen_default_ep_descr = 657c478bd9Sstevel@tonic-gate {7, 5, 0, USB_EP_ATTR_CONTROL, 8, 0}; 667c478bd9Sstevel@tonic-gate 677c478bd9Sstevel@tonic-gate /* tunables */ 684610e4a0Sfrits int ugen_busy_loop = 60; /* secs */ 694610e4a0Sfrits int ugen_ctrl_timeout = 10; 704610e4a0Sfrits int ugen_bulk_timeout = 10; 714610e4a0Sfrits int ugen_intr_timeout = 10; 724610e4a0Sfrits int ugen_enable_pm = 0; 730a05e705Slc int ugen_isoc_buf_limit = 1000; /* ms */ 747c478bd9Sstevel@tonic-gate 757c478bd9Sstevel@tonic-gate 767c478bd9Sstevel@tonic-gate /* local function prototypes */ 777c478bd9Sstevel@tonic-gate static int ugen_cleanup(ugen_state_t *); 787c478bd9Sstevel@tonic-gate static int ugen_cpr_suspend(ugen_state_t *); 797c478bd9Sstevel@tonic-gate static void ugen_cpr_resume(ugen_state_t *); 807c478bd9Sstevel@tonic-gate 817c478bd9Sstevel@tonic-gate static void ugen_restore_state(ugen_state_t *); 827c478bd9Sstevel@tonic-gate static int ugen_check_open_flags(ugen_state_t *, dev_t, int); 837c478bd9Sstevel@tonic-gate static int ugen_strategy(struct buf *); 847c478bd9Sstevel@tonic-gate static void ugen_minphys(struct buf *); 857c478bd9Sstevel@tonic-gate 867c478bd9Sstevel@tonic-gate static void ugen_pm_init(ugen_state_t *); 877c478bd9Sstevel@tonic-gate static void ugen_pm_destroy(ugen_state_t *); 887c478bd9Sstevel@tonic-gate static void ugen_pm_busy_component(ugen_state_t *); 897c478bd9Sstevel@tonic-gate static void ugen_pm_idle_component(ugen_state_t *); 907c478bd9Sstevel@tonic-gate 917c478bd9Sstevel@tonic-gate /* endpoint xfer and status management */ 927c478bd9Sstevel@tonic-gate static int ugen_epxs_init(ugen_state_t *); 937c478bd9Sstevel@tonic-gate static void ugen_epxs_destroy(ugen_state_t *); 947c478bd9Sstevel@tonic-gate static int ugen_epxs_data_init(ugen_state_t *, usb_ep_data_t *, 957c478bd9Sstevel@tonic-gate uchar_t, uchar_t, uchar_t, uchar_t); 967c478bd9Sstevel@tonic-gate static void ugen_epxs_data_destroy(ugen_state_t *, ugen_ep_t *); 977c478bd9Sstevel@tonic-gate static int ugen_epxs_minor_nodes_create(ugen_state_t *, 987c478bd9Sstevel@tonic-gate usb_ep_descr_t *, uchar_t, 997c478bd9Sstevel@tonic-gate uchar_t, uchar_t, uchar_t); 1007c478bd9Sstevel@tonic-gate static int ugen_epxs_check_open_nodes(ugen_state_t *); 1017c478bd9Sstevel@tonic-gate 1027c478bd9Sstevel@tonic-gate static int ugen_epx_open(ugen_state_t *, dev_t, int); 1037c478bd9Sstevel@tonic-gate static void ugen_epx_close(ugen_state_t *, dev_t, int); 1047c478bd9Sstevel@tonic-gate static void ugen_epx_shutdown(ugen_state_t *); 1057c478bd9Sstevel@tonic-gate 1067c478bd9Sstevel@tonic-gate static int ugen_epx_open_pipe(ugen_state_t *, ugen_ep_t *, int); 1077c478bd9Sstevel@tonic-gate static void ugen_epx_close_pipe(ugen_state_t *, ugen_ep_t *); 1087c478bd9Sstevel@tonic-gate 1097c478bd9Sstevel@tonic-gate static int ugen_epx_req(ugen_state_t *, struct buf *); 1107c478bd9Sstevel@tonic-gate static int ugen_epx_ctrl_req(ugen_state_t *, ugen_ep_t *, 1117c478bd9Sstevel@tonic-gate struct buf *, boolean_t *); 1127c478bd9Sstevel@tonic-gate static void ugen_epx_ctrl_req_cb(usb_pipe_handle_t, usb_ctrl_req_t *); 1137c478bd9Sstevel@tonic-gate static int ugen_epx_bulk_req(ugen_state_t *, ugen_ep_t *, 1147c478bd9Sstevel@tonic-gate struct buf *, boolean_t *); 1157c478bd9Sstevel@tonic-gate static void ugen_epx_bulk_req_cb(usb_pipe_handle_t, usb_bulk_req_t *); 1167c478bd9Sstevel@tonic-gate static int ugen_epx_intr_IN_req(ugen_state_t *, ugen_ep_t *, 1177c478bd9Sstevel@tonic-gate struct buf *, boolean_t *); 1187c478bd9Sstevel@tonic-gate static int ugen_epx_intr_IN_start_polling(ugen_state_t *, ugen_ep_t *); 1197c478bd9Sstevel@tonic-gate static void ugen_epx_intr_IN_stop_polling(ugen_state_t *, ugen_ep_t *); 1207c478bd9Sstevel@tonic-gate static void ugen_epx_intr_IN_req_cb(usb_pipe_handle_t, usb_intr_req_t *); 1217c478bd9Sstevel@tonic-gate static int ugen_epx_intr_OUT_req(ugen_state_t *, ugen_ep_t *, 1227c478bd9Sstevel@tonic-gate struct buf *, boolean_t *); 1237c478bd9Sstevel@tonic-gate static void ugen_epx_intr_OUT_req_cb(usb_pipe_handle_t, usb_intr_req_t *); 1240a05e705Slc static int ugen_epx_isoc_IN_req(ugen_state_t *, ugen_ep_t *, 1250a05e705Slc struct buf *, boolean_t *); 1260a05e705Slc static int ugen_epx_isoc_IN_start_polling(ugen_state_t *, ugen_ep_t *); 1270a05e705Slc static void ugen_epx_isoc_IN_stop_polling(ugen_state_t *, ugen_ep_t *); 1280a05e705Slc static void ugen_epx_isoc_IN_req_cb(usb_pipe_handle_t, usb_isoc_req_t *); 1290a05e705Slc static int ugen_epx_isoc_OUT_req(ugen_state_t *, ugen_ep_t *, 1300a05e705Slc struct buf *, boolean_t *); 1310a05e705Slc static void ugen_epx_isoc_OUT_req_cb(usb_pipe_handle_t, usb_isoc_req_t *); 1327c478bd9Sstevel@tonic-gate 1337c478bd9Sstevel@tonic-gate static int ugen_eps_open(ugen_state_t *, dev_t, int); 1347c478bd9Sstevel@tonic-gate static void ugen_eps_close(ugen_state_t *, dev_t, int); 1357c478bd9Sstevel@tonic-gate static int ugen_eps_req(ugen_state_t *, struct buf *); 1367c478bd9Sstevel@tonic-gate static void ugen_update_ep_descr(ugen_state_t *, ugen_ep_t *); 1377c478bd9Sstevel@tonic-gate 1387c478bd9Sstevel@tonic-gate /* device status management */ 1397c478bd9Sstevel@tonic-gate static int ugen_ds_init(ugen_state_t *); 1407c478bd9Sstevel@tonic-gate static void ugen_ds_destroy(ugen_state_t *); 1417c478bd9Sstevel@tonic-gate static int ugen_ds_open(ugen_state_t *, dev_t, int); 1427c478bd9Sstevel@tonic-gate static void ugen_ds_close(ugen_state_t *, dev_t, int); 1437c478bd9Sstevel@tonic-gate static int ugen_ds_req(ugen_state_t *, struct buf *); 1447c478bd9Sstevel@tonic-gate static void ugen_ds_change(ugen_state_t *); 1457c478bd9Sstevel@tonic-gate static int ugen_ds_minor_nodes_create(ugen_state_t *); 1467c478bd9Sstevel@tonic-gate static void ugen_ds_poll_wakeup(ugen_state_t *); 1477c478bd9Sstevel@tonic-gate 1487c478bd9Sstevel@tonic-gate /* utility functions */ 1497c478bd9Sstevel@tonic-gate static int ugen_minor_index_create(ugen_state_t *, ugen_minor_t); 1507c478bd9Sstevel@tonic-gate static ugen_minor_t ugen_devt2minor(ugen_state_t *, dev_t); 1517c478bd9Sstevel@tonic-gate static void ugen_minor_node_table_create(ugen_state_t *); 1527c478bd9Sstevel@tonic-gate static void ugen_minor_node_table_destroy(ugen_state_t *); 1537c478bd9Sstevel@tonic-gate static void ugen_minor_node_table_shrink(ugen_state_t *); 1547c478bd9Sstevel@tonic-gate static int ugen_cr2lcstat(int); 1557c478bd9Sstevel@tonic-gate static void ugen_check_mask(uint_t, uint_t *, uint_t *); 15696603521Sfrits static int ugen_is_valid_minor_node(ugen_state_t *, dev_t); 1577c478bd9Sstevel@tonic-gate 1587c478bd9Sstevel@tonic-gate static kmutex_t ugen_devt_list_mutex; 1597c478bd9Sstevel@tonic-gate static ugen_devt_list_entry_t ugen_devt_list; 1607c478bd9Sstevel@tonic-gate static ugen_devt_cache_entry_t ugen_devt_cache[UGEN_DEVT_CACHE_SIZE]; 1617c478bd9Sstevel@tonic-gate static uint_t ugen_devt_cache_index; 1627c478bd9Sstevel@tonic-gate static void ugen_store_devt(ugen_state_t *, minor_t); 1637c478bd9Sstevel@tonic-gate static ugen_state_t *ugen_devt2state(dev_t); 1647c478bd9Sstevel@tonic-gate static void ugen_free_devt(ugen_state_t *); 1657c478bd9Sstevel@tonic-gate 1667c478bd9Sstevel@tonic-gate /* 1677c478bd9Sstevel@tonic-gate * usb_ugen entry points 1687c478bd9Sstevel@tonic-gate * 1697c478bd9Sstevel@tonic-gate * usb_ugen_get_hdl: 1707c478bd9Sstevel@tonic-gate * allocate and initialize handle 1717c478bd9Sstevel@tonic-gate */ 1727c478bd9Sstevel@tonic-gate usb_ugen_hdl_t 1737c478bd9Sstevel@tonic-gate usb_ugen_get_hdl(dev_info_t *dip, usb_ugen_info_t *usb_ugen_info) 1747c478bd9Sstevel@tonic-gate { 1757c478bd9Sstevel@tonic-gate usb_ugen_hdl_impl_t *hdl = kmem_zalloc(sizeof (*hdl), KM_SLEEP); 1767c478bd9Sstevel@tonic-gate ugen_state_t *ugenp = kmem_zalloc(sizeof (ugen_state_t), 1770a05e705Slc KM_SLEEP); 1787c478bd9Sstevel@tonic-gate uint_t len, shift, limit; 1797c478bd9Sstevel@tonic-gate int rval; 1807c478bd9Sstevel@tonic-gate 1817c478bd9Sstevel@tonic-gate hdl->hdl_ugenp = ugenp; 1827c478bd9Sstevel@tonic-gate 1837c478bd9Sstevel@tonic-gate /* masks may not overlap */ 1847c478bd9Sstevel@tonic-gate if (usb_ugen_info->usb_ugen_minor_node_ugen_bits_mask & 1857c478bd9Sstevel@tonic-gate usb_ugen_info->usb_ugen_minor_node_instance_mask) { 1867c478bd9Sstevel@tonic-gate usb_ugen_release_hdl((usb_ugen_hdl_t)hdl); 1877c478bd9Sstevel@tonic-gate 1887c478bd9Sstevel@tonic-gate return (NULL); 1897c478bd9Sstevel@tonic-gate } 1907c478bd9Sstevel@tonic-gate 1917c478bd9Sstevel@tonic-gate if ((rval = usb_get_dev_data(dip, &ugenp->ug_dev_data, 1927c478bd9Sstevel@tonic-gate usb_owns_device(dip) ? USB_PARSE_LVL_ALL : USB_PARSE_LVL_IF, 1937c478bd9Sstevel@tonic-gate 0)) != USB_SUCCESS) { 1947c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 1957c478bd9Sstevel@tonic-gate "usb_ugen_attach: usb_get_dev_data failed, rval=%d", rval); 1967c478bd9Sstevel@tonic-gate 1977c478bd9Sstevel@tonic-gate return (NULL); 1987c478bd9Sstevel@tonic-gate } 1997c478bd9Sstevel@tonic-gate 2007c478bd9Sstevel@tonic-gate /* Initialize state structure for this instance */ 2017c478bd9Sstevel@tonic-gate mutex_init(&ugenp->ug_mutex, NULL, MUTEX_DRIVER, 2020a05e705Slc ugenp->ug_dev_data->dev_iblock_cookie); 2037c478bd9Sstevel@tonic-gate 2047c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 2057c478bd9Sstevel@tonic-gate ugenp->ug_dip = dip; 2067c478bd9Sstevel@tonic-gate ugenp->ug_instance = ddi_get_instance(dip); 2077c478bd9Sstevel@tonic-gate ugenp->ug_hdl = hdl; 2087c478bd9Sstevel@tonic-gate 2097c478bd9Sstevel@tonic-gate /* Allocate a log handle for debug/error messages */ 2107c478bd9Sstevel@tonic-gate if (strcmp(ddi_driver_name(dip), "ugen") != 0) { 2117c478bd9Sstevel@tonic-gate char *name; 2127c478bd9Sstevel@tonic-gate 2137c478bd9Sstevel@tonic-gate len = strlen(ddi_driver_name(dip)) + sizeof ("_ugen") + 1; 2147c478bd9Sstevel@tonic-gate name = kmem_alloc(len, KM_SLEEP); 2157c478bd9Sstevel@tonic-gate (void) snprintf(name, len, "%s_ugen", ddi_driver_name(dip)); 2167c478bd9Sstevel@tonic-gate 2177c478bd9Sstevel@tonic-gate ugenp->ug_log_hdl = usb_alloc_log_hdl(dip, name, &ugen_errlevel, 2180a05e705Slc &ugen_errmask, &ugen_instance_debug, 0); 2197c478bd9Sstevel@tonic-gate hdl->hdl_log_name = name; 2207c478bd9Sstevel@tonic-gate hdl->hdl_log_name_length = len; 2217c478bd9Sstevel@tonic-gate } else { 2227c478bd9Sstevel@tonic-gate ugenp->ug_log_hdl = usb_alloc_log_hdl(dip, "ugen", 2230a05e705Slc &ugen_errlevel, 2240a05e705Slc &ugen_errmask, &ugen_instance_debug, 0); 2257c478bd9Sstevel@tonic-gate } 2267c478bd9Sstevel@tonic-gate 2277c478bd9Sstevel@tonic-gate hdl->hdl_dip = dip; 2287c478bd9Sstevel@tonic-gate hdl->hdl_flags = usb_ugen_info->usb_ugen_flags; 2297c478bd9Sstevel@tonic-gate 2307c478bd9Sstevel@tonic-gate ugen_check_mask(usb_ugen_info->usb_ugen_minor_node_ugen_bits_mask, 2310a05e705Slc &shift, &limit); 2327c478bd9Sstevel@tonic-gate if (limit == 0) { 2337c478bd9Sstevel@tonic-gate usb_ugen_release_hdl((usb_ugen_hdl_t)hdl); 2347c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 2357c478bd9Sstevel@tonic-gate 2367c478bd9Sstevel@tonic-gate return (NULL); 2377c478bd9Sstevel@tonic-gate } 2387c478bd9Sstevel@tonic-gate hdl->hdl_minor_node_ugen_bits_mask = usb_ugen_info-> 2390a05e705Slc usb_ugen_minor_node_ugen_bits_mask; 2407c478bd9Sstevel@tonic-gate hdl->hdl_minor_node_ugen_bits_shift = shift; 2417c478bd9Sstevel@tonic-gate hdl->hdl_minor_node_ugen_bits_limit = limit; 2427c478bd9Sstevel@tonic-gate 2437c478bd9Sstevel@tonic-gate ugen_check_mask(usb_ugen_info->usb_ugen_minor_node_instance_mask, 2440a05e705Slc &shift, &limit); 2457c478bd9Sstevel@tonic-gate if (limit == 0) { 2467c478bd9Sstevel@tonic-gate usb_ugen_release_hdl((usb_ugen_hdl_t)hdl); 2477c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 2487c478bd9Sstevel@tonic-gate 2497c478bd9Sstevel@tonic-gate return (NULL); 2507c478bd9Sstevel@tonic-gate } 2517c478bd9Sstevel@tonic-gate 2527c478bd9Sstevel@tonic-gate hdl->hdl_minor_node_instance_mask = usb_ugen_info-> 2530a05e705Slc usb_ugen_minor_node_instance_mask; 2547c478bd9Sstevel@tonic-gate hdl->hdl_minor_node_instance_shift = shift; 2557c478bd9Sstevel@tonic-gate hdl->hdl_minor_node_instance_limit = limit; 2567c478bd9Sstevel@tonic-gate 2577c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 2587c478bd9Sstevel@tonic-gate "usb_ugen_get_hdl: instance shift=%d instance limit=%d", 2597c478bd9Sstevel@tonic-gate hdl->hdl_minor_node_instance_shift, 2607c478bd9Sstevel@tonic-gate hdl->hdl_minor_node_instance_limit); 2617c478bd9Sstevel@tonic-gate 2627c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 2637c478bd9Sstevel@tonic-gate "usb_ugen_get_hdl: bits shift=%d bits limit=%d", 2647c478bd9Sstevel@tonic-gate hdl->hdl_minor_node_ugen_bits_shift, 2657c478bd9Sstevel@tonic-gate hdl->hdl_minor_node_ugen_bits_limit); 2667c478bd9Sstevel@tonic-gate 2677c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 2687c478bd9Sstevel@tonic-gate 2697c478bd9Sstevel@tonic-gate return ((usb_ugen_hdl_t)hdl); 2707c478bd9Sstevel@tonic-gate } 2717c478bd9Sstevel@tonic-gate 2727c478bd9Sstevel@tonic-gate 2737c478bd9Sstevel@tonic-gate /* 2747c478bd9Sstevel@tonic-gate * usb_ugen_release_hdl: 2757c478bd9Sstevel@tonic-gate * deallocate a handle 2767c478bd9Sstevel@tonic-gate */ 2777c478bd9Sstevel@tonic-gate void 2787c478bd9Sstevel@tonic-gate usb_ugen_release_hdl(usb_ugen_hdl_t usb_ugen_hdl) 2797c478bd9Sstevel@tonic-gate { 2807c478bd9Sstevel@tonic-gate usb_ugen_hdl_impl_t *usb_ugen_hdl_impl = 2810a05e705Slc (usb_ugen_hdl_impl_t *)usb_ugen_hdl; 2827c478bd9Sstevel@tonic-gate 2837c478bd9Sstevel@tonic-gate if (usb_ugen_hdl_impl) { 2847c478bd9Sstevel@tonic-gate ugen_state_t *ugenp = usb_ugen_hdl_impl->hdl_ugenp; 2857c478bd9Sstevel@tonic-gate 2867c478bd9Sstevel@tonic-gate if (ugenp) { 2877c478bd9Sstevel@tonic-gate mutex_destroy(&ugenp->ug_mutex); 2887c478bd9Sstevel@tonic-gate usb_free_log_hdl(ugenp->ug_log_hdl); 2897c478bd9Sstevel@tonic-gate usb_free_dev_data(usb_ugen_hdl_impl->hdl_dip, 2900a05e705Slc ugenp->ug_dev_data); 2917c478bd9Sstevel@tonic-gate kmem_free(ugenp, sizeof (*ugenp)); 2927c478bd9Sstevel@tonic-gate } 2937c478bd9Sstevel@tonic-gate if (usb_ugen_hdl_impl->hdl_log_name) { 2947c478bd9Sstevel@tonic-gate kmem_free(usb_ugen_hdl_impl->hdl_log_name, 2950a05e705Slc usb_ugen_hdl_impl->hdl_log_name_length); 2967c478bd9Sstevel@tonic-gate } 2977c478bd9Sstevel@tonic-gate kmem_free(usb_ugen_hdl_impl, sizeof (*usb_ugen_hdl_impl)); 2987c478bd9Sstevel@tonic-gate } 2997c478bd9Sstevel@tonic-gate } 3007c478bd9Sstevel@tonic-gate 3017c478bd9Sstevel@tonic-gate 3027c478bd9Sstevel@tonic-gate /* 3037c478bd9Sstevel@tonic-gate * usb_ugen_attach() 3047c478bd9Sstevel@tonic-gate */ 3057c478bd9Sstevel@tonic-gate int 3067c478bd9Sstevel@tonic-gate usb_ugen_attach(usb_ugen_hdl_t usb_ugen_hdl, ddi_attach_cmd_t cmd) 3077c478bd9Sstevel@tonic-gate { 3087c478bd9Sstevel@tonic-gate usb_ugen_hdl_impl_t *usb_ugen_hdl_impl = 3090a05e705Slc (usb_ugen_hdl_impl_t *)usb_ugen_hdl; 3107c478bd9Sstevel@tonic-gate ugen_state_t *ugenp; 3117c478bd9Sstevel@tonic-gate dev_info_t *dip; 3127c478bd9Sstevel@tonic-gate 3137c478bd9Sstevel@tonic-gate if (usb_ugen_hdl == NULL) { 3147c478bd9Sstevel@tonic-gate 3157c478bd9Sstevel@tonic-gate return (USB_FAILURE); 3167c478bd9Sstevel@tonic-gate } 3177c478bd9Sstevel@tonic-gate 3187c478bd9Sstevel@tonic-gate ugenp = usb_ugen_hdl_impl->hdl_ugenp; 3197c478bd9Sstevel@tonic-gate dip = usb_ugen_hdl_impl->hdl_dip; 3207c478bd9Sstevel@tonic-gate 3217c478bd9Sstevel@tonic-gate 3227c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 3237c478bd9Sstevel@tonic-gate "usb_ugen_attach: cmd=%d", cmd); 3247c478bd9Sstevel@tonic-gate 3257c478bd9Sstevel@tonic-gate switch (cmd) { 3267c478bd9Sstevel@tonic-gate case DDI_ATTACH: 3277c478bd9Sstevel@tonic-gate 3287c478bd9Sstevel@tonic-gate break; 3297c478bd9Sstevel@tonic-gate case DDI_RESUME: 3307c478bd9Sstevel@tonic-gate ugen_cpr_resume(ugenp); 3317c478bd9Sstevel@tonic-gate 3327c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 3337c478bd9Sstevel@tonic-gate default: 3347c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_ATTA, NULL, 3357c478bd9Sstevel@tonic-gate "usb_ugen_attach: unknown command"); 3367c478bd9Sstevel@tonic-gate 3377c478bd9Sstevel@tonic-gate return (USB_FAILURE); 3387c478bd9Sstevel@tonic-gate } 3397c478bd9Sstevel@tonic-gate 3407c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 3417c478bd9Sstevel@tonic-gate ugenp->ug_ser_cookie = 3427c478bd9Sstevel@tonic-gate usb_init_serialization(dip, USB_INIT_SER_CHECK_SAME_THREAD); 3437c478bd9Sstevel@tonic-gate ugenp->ug_cleanup_flags |= UGEN_INIT_LOCKS; 3447c478bd9Sstevel@tonic-gate 3457c478bd9Sstevel@tonic-gate /* Get maximum bulk transfer size supported by the HCD */ 3467c478bd9Sstevel@tonic-gate if (usb_pipe_get_max_bulk_transfer_size(dip, 3477c478bd9Sstevel@tonic-gate &ugenp->ug_max_bulk_xfer_sz) != USB_SUCCESS) { 3487c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 3497c478bd9Sstevel@tonic-gate "usb_ugen_attach: Getting max bulk xfer sz failed"); 3507c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 3517c478bd9Sstevel@tonic-gate 3527c478bd9Sstevel@tonic-gate goto fail; 3537c478bd9Sstevel@tonic-gate } 3547c478bd9Sstevel@tonic-gate 3557c478bd9Sstevel@tonic-gate /* table for mapping 48 bit minor codes to 9 bit index (for ugen) */ 3567c478bd9Sstevel@tonic-gate ugen_minor_node_table_create(ugenp); 3577c478bd9Sstevel@tonic-gate 3587c478bd9Sstevel@tonic-gate /* prepare device status node handling */ 3597c478bd9Sstevel@tonic-gate if (ugen_ds_init(ugenp) != USB_SUCCESS) { 3607c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 3617c478bd9Sstevel@tonic-gate "usb_ugen_attach: preparing dev status failed"); 3627c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 3637c478bd9Sstevel@tonic-gate 3647c478bd9Sstevel@tonic-gate goto fail; 3657c478bd9Sstevel@tonic-gate } 3667c478bd9Sstevel@tonic-gate 3677c478bd9Sstevel@tonic-gate /* prepare all available xfer and status endpoints nodes */ 3687c478bd9Sstevel@tonic-gate if (ugen_epxs_init(ugenp) != USB_SUCCESS) { 3697c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 3707c478bd9Sstevel@tonic-gate "usb_ugen_attach: preparing endpoints failed"); 3717c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 3727c478bd9Sstevel@tonic-gate 3737c478bd9Sstevel@tonic-gate goto fail; 3747c478bd9Sstevel@tonic-gate } 3757c478bd9Sstevel@tonic-gate 3767c478bd9Sstevel@tonic-gate /* reduce table size if not all entries are used */ 3777c478bd9Sstevel@tonic-gate ugen_minor_node_table_shrink(ugenp); 3787c478bd9Sstevel@tonic-gate 3797c478bd9Sstevel@tonic-gate /* we are ready to go */ 3807c478bd9Sstevel@tonic-gate ugenp->ug_dev_state = USB_DEV_ONLINE; 3817c478bd9Sstevel@tonic-gate 3827c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 3837c478bd9Sstevel@tonic-gate 3847c478bd9Sstevel@tonic-gate /* prepare PM */ 3857c478bd9Sstevel@tonic-gate if (ugenp->ug_hdl->hdl_flags & USB_UGEN_ENABLE_PM) { 3867c478bd9Sstevel@tonic-gate ugen_pm_init(ugenp); 3877c478bd9Sstevel@tonic-gate } 3887c478bd9Sstevel@tonic-gate 3897c478bd9Sstevel@tonic-gate /* 3907c478bd9Sstevel@tonic-gate * if ugen driver, kill all child nodes otherwise set cfg fails 3917c478bd9Sstevel@tonic-gate * if requested 3927c478bd9Sstevel@tonic-gate */ 3937c478bd9Sstevel@tonic-gate if (usb_owns_device(dip) && 3947c478bd9Sstevel@tonic-gate (usb_ugen_hdl_impl->hdl_flags & USB_UGEN_REMOVE_CHILDREN)) { 3957c478bd9Sstevel@tonic-gate dev_info_t *cdip; 3967c478bd9Sstevel@tonic-gate 3977c478bd9Sstevel@tonic-gate /* save cfgidx so we can restore on detach */ 3987c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 3997c478bd9Sstevel@tonic-gate ugenp->ug_initial_cfgidx = usb_get_current_cfgidx(dip); 4007c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 4017c478bd9Sstevel@tonic-gate 4027c478bd9Sstevel@tonic-gate for (cdip = ddi_get_child(dip); cdip; ) { 4037c478bd9Sstevel@tonic-gate dev_info_t *next = ddi_get_next_sibling(cdip); 4047c478bd9Sstevel@tonic-gate (void) ddi_remove_child(cdip, 0); 4057c478bd9Sstevel@tonic-gate cdip = next; 4067c478bd9Sstevel@tonic-gate } 4077c478bd9Sstevel@tonic-gate } 4087c478bd9Sstevel@tonic-gate 4097c478bd9Sstevel@tonic-gate return (DDI_SUCCESS); 4107c478bd9Sstevel@tonic-gate fail: 4117c478bd9Sstevel@tonic-gate if (ugenp) { 4127c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 4137c478bd9Sstevel@tonic-gate "attach fail"); 4147c478bd9Sstevel@tonic-gate (void) ugen_cleanup(ugenp); 4157c478bd9Sstevel@tonic-gate } 4167c478bd9Sstevel@tonic-gate 4177c478bd9Sstevel@tonic-gate return (DDI_FAILURE); 4187c478bd9Sstevel@tonic-gate } 4197c478bd9Sstevel@tonic-gate 4207c478bd9Sstevel@tonic-gate 4217c478bd9Sstevel@tonic-gate /* 4227c478bd9Sstevel@tonic-gate * usb_ugen_detach() 4237c478bd9Sstevel@tonic-gate */ 4247c478bd9Sstevel@tonic-gate int 4257c478bd9Sstevel@tonic-gate usb_ugen_detach(usb_ugen_hdl_t usb_ugen_hdl, ddi_detach_cmd_t cmd) 4267c478bd9Sstevel@tonic-gate { 4277c478bd9Sstevel@tonic-gate usb_ugen_hdl_impl_t *usb_ugen_hdl_impl = 4280a05e705Slc (usb_ugen_hdl_impl_t *)usb_ugen_hdl; 4297c478bd9Sstevel@tonic-gate int rval = USB_FAILURE; 4307c478bd9Sstevel@tonic-gate 4317c478bd9Sstevel@tonic-gate if (usb_ugen_hdl) { 4327c478bd9Sstevel@tonic-gate ugen_state_t *ugenp = usb_ugen_hdl_impl->hdl_ugenp; 4337c478bd9Sstevel@tonic-gate 4347c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 4357c478bd9Sstevel@tonic-gate "usb_ugen_detach cmd %d", cmd); 4367c478bd9Sstevel@tonic-gate 4377c478bd9Sstevel@tonic-gate switch (cmd) { 4387c478bd9Sstevel@tonic-gate case DDI_DETACH: 4397c478bd9Sstevel@tonic-gate rval = ugen_cleanup(ugenp); 4407c478bd9Sstevel@tonic-gate 4417c478bd9Sstevel@tonic-gate break; 4427c478bd9Sstevel@tonic-gate case DDI_SUSPEND: 4437c478bd9Sstevel@tonic-gate rval = ugen_cpr_suspend(ugenp); 4447c478bd9Sstevel@tonic-gate 4457c478bd9Sstevel@tonic-gate break; 4467c478bd9Sstevel@tonic-gate default: 4477c478bd9Sstevel@tonic-gate 4487c478bd9Sstevel@tonic-gate break; 4497c478bd9Sstevel@tonic-gate } 4507c478bd9Sstevel@tonic-gate } 4517c478bd9Sstevel@tonic-gate 4527c478bd9Sstevel@tonic-gate return (rval); 4537c478bd9Sstevel@tonic-gate } 4547c478bd9Sstevel@tonic-gate 4557c478bd9Sstevel@tonic-gate 4567c478bd9Sstevel@tonic-gate /* 4577c478bd9Sstevel@tonic-gate * ugen_cleanup() 4587c478bd9Sstevel@tonic-gate */ 4597c478bd9Sstevel@tonic-gate static int 4607c478bd9Sstevel@tonic-gate ugen_cleanup(ugen_state_t *ugenp) 4617c478bd9Sstevel@tonic-gate { 4627c478bd9Sstevel@tonic-gate dev_info_t *dip = ugenp->ug_dip; 4637c478bd9Sstevel@tonic-gate 4647c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, "ugen_cleanup"); 4657c478bd9Sstevel@tonic-gate 4667c478bd9Sstevel@tonic-gate if (ugenp->ug_cleanup_flags & UGEN_INIT_LOCKS) { 4677c478bd9Sstevel@tonic-gate 4687c478bd9Sstevel@tonic-gate /* shutdown all endpoints */ 4697c478bd9Sstevel@tonic-gate ugen_epx_shutdown(ugenp); 4707c478bd9Sstevel@tonic-gate 4717c478bd9Sstevel@tonic-gate /* 4727c478bd9Sstevel@tonic-gate * At this point, no new activity can be initiated. 4737c478bd9Sstevel@tonic-gate * The driver has disabled hotplug callbacks. 4747c478bd9Sstevel@tonic-gate * The Solaris framework has disabled 4757c478bd9Sstevel@tonic-gate * new opens on a device being detached, and does not 4767c478bd9Sstevel@tonic-gate * allow detaching an open device. PM should power 4777c478bd9Sstevel@tonic-gate * down while we are detaching 4787c478bd9Sstevel@tonic-gate * 4797c478bd9Sstevel@tonic-gate * The following ensures that any other driver 4807c478bd9Sstevel@tonic-gate * activity must have drained (paranoia) 4817c478bd9Sstevel@tonic-gate */ 4827c478bd9Sstevel@tonic-gate (void) usb_serialize_access(ugenp->ug_ser_cookie, 4830a05e705Slc USB_WAIT, 0); 4847c478bd9Sstevel@tonic-gate usb_release_access(ugenp->ug_ser_cookie); 4857c478bd9Sstevel@tonic-gate 4867c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 4877c478bd9Sstevel@tonic-gate ASSERT(ugenp->ug_open_count == 0); 4887c478bd9Sstevel@tonic-gate ASSERT(ugenp->ug_pending_cmds == 0); 4897c478bd9Sstevel@tonic-gate 4907c478bd9Sstevel@tonic-gate /* dismantle in reverse order */ 4917c478bd9Sstevel@tonic-gate ugen_pm_destroy(ugenp); 4927c478bd9Sstevel@tonic-gate ugen_epxs_destroy(ugenp); 4937c478bd9Sstevel@tonic-gate ugen_ds_destroy(ugenp); 4947c478bd9Sstevel@tonic-gate ugen_minor_node_table_destroy(ugenp); 4957c478bd9Sstevel@tonic-gate 4967c478bd9Sstevel@tonic-gate 4977c478bd9Sstevel@tonic-gate /* restore to initial configuration */ 4987c478bd9Sstevel@tonic-gate if (usb_owns_device(dip) && 4997c478bd9Sstevel@tonic-gate (ugenp->ug_dev_state != USB_DEV_DISCONNECTED)) { 5007c478bd9Sstevel@tonic-gate int idx = ugenp->ug_initial_cfgidx; 5017c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 5027c478bd9Sstevel@tonic-gate (void) usb_set_cfg(dip, idx, 5037c478bd9Sstevel@tonic-gate USB_FLAGS_SLEEP, NULL, NULL); 5047c478bd9Sstevel@tonic-gate } else { 5057c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 5067c478bd9Sstevel@tonic-gate } 5077c478bd9Sstevel@tonic-gate 5087c478bd9Sstevel@tonic-gate usb_fini_serialization(ugenp->ug_ser_cookie); 5097c478bd9Sstevel@tonic-gate } 5107c478bd9Sstevel@tonic-gate 5117c478bd9Sstevel@tonic-gate ddi_prop_remove_all(dip); 5127c478bd9Sstevel@tonic-gate ddi_remove_minor_node(dip, NULL); 5137c478bd9Sstevel@tonic-gate 5147c478bd9Sstevel@tonic-gate ugen_free_devt(ugenp); 5157c478bd9Sstevel@tonic-gate 5167c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 5177c478bd9Sstevel@tonic-gate } 5187c478bd9Sstevel@tonic-gate 5197c478bd9Sstevel@tonic-gate 5207c478bd9Sstevel@tonic-gate /* 5217c478bd9Sstevel@tonic-gate * ugen_cpr_suspend 5227c478bd9Sstevel@tonic-gate */ 5237c478bd9Sstevel@tonic-gate static int 5247c478bd9Sstevel@tonic-gate ugen_cpr_suspend(ugen_state_t *ugenp) 5257c478bd9Sstevel@tonic-gate { 5267c478bd9Sstevel@tonic-gate int rval = USB_FAILURE; 5277c478bd9Sstevel@tonic-gate int i; 5287c478bd9Sstevel@tonic-gate int prev_state; 5297c478bd9Sstevel@tonic-gate 5307c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CPR, ugenp->ug_log_hdl, 5317c478bd9Sstevel@tonic-gate "ugen_cpr_suspend:"); 5327c478bd9Sstevel@tonic-gate 5337c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 5347c478bd9Sstevel@tonic-gate switch (ugenp->ug_dev_state) { 5357c478bd9Sstevel@tonic-gate case USB_DEV_ONLINE: 5367c478bd9Sstevel@tonic-gate case USB_DEV_DISCONNECTED: 5377c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CPR, ugenp->ug_log_hdl, 5387c478bd9Sstevel@tonic-gate "ugen_cpr_suspend:"); 5397c478bd9Sstevel@tonic-gate 5407c478bd9Sstevel@tonic-gate prev_state = ugenp->ug_dev_state; 5417c478bd9Sstevel@tonic-gate ugenp->ug_dev_state = USB_DEV_SUSPENDED; 5427c478bd9Sstevel@tonic-gate 5437c478bd9Sstevel@tonic-gate if (ugenp->ug_open_count) { 5447c478bd9Sstevel@tonic-gate /* drain outstanding cmds */ 5457c478bd9Sstevel@tonic-gate for (i = 0; i < ugen_busy_loop; i++) { 5467c478bd9Sstevel@tonic-gate if (ugenp->ug_pending_cmds == 0) { 5477c478bd9Sstevel@tonic-gate 5487c478bd9Sstevel@tonic-gate break; 5497c478bd9Sstevel@tonic-gate } 5507c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 5517c478bd9Sstevel@tonic-gate delay(drv_usectohz(100000)); 5527c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 5537c478bd9Sstevel@tonic-gate } 5547c478bd9Sstevel@tonic-gate 5557c478bd9Sstevel@tonic-gate /* if still outstanding cmds, fail suspend */ 5567c478bd9Sstevel@tonic-gate if (ugenp->ug_pending_cmds) { 5577c478bd9Sstevel@tonic-gate ugenp->ug_dev_state = prev_state; 5587c478bd9Sstevel@tonic-gate 5597c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_CPR, 5607c478bd9Sstevel@tonic-gate ugenp->ug_log_hdl, 5617c478bd9Sstevel@tonic-gate "ugen_cpr_suspend: pending %d", 5627c478bd9Sstevel@tonic-gate ugenp->ug_pending_cmds); 5637c478bd9Sstevel@tonic-gate 5647c478bd9Sstevel@tonic-gate rval = USB_FAILURE; 5657c478bd9Sstevel@tonic-gate break; 5667c478bd9Sstevel@tonic-gate } 5677c478bd9Sstevel@tonic-gate 5687c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 5697c478bd9Sstevel@tonic-gate (void) usb_serialize_access(ugenp->ug_ser_cookie, 5700a05e705Slc USB_WAIT, 0); 5717c478bd9Sstevel@tonic-gate /* close all pipes */ 5727c478bd9Sstevel@tonic-gate ugen_epx_shutdown(ugenp); 5737c478bd9Sstevel@tonic-gate 5747c478bd9Sstevel@tonic-gate usb_release_access(ugenp->ug_ser_cookie); 5757c478bd9Sstevel@tonic-gate 5767c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 5777c478bd9Sstevel@tonic-gate } 5787c478bd9Sstevel@tonic-gate 5797c478bd9Sstevel@tonic-gate /* wakeup devstat reads and polls */ 5807c478bd9Sstevel@tonic-gate ugen_ds_change(ugenp); 5817c478bd9Sstevel@tonic-gate ugen_ds_poll_wakeup(ugenp); 5827c478bd9Sstevel@tonic-gate 5837c478bd9Sstevel@tonic-gate rval = USB_SUCCESS; 5847c478bd9Sstevel@tonic-gate break; 5857c478bd9Sstevel@tonic-gate case USB_DEV_SUSPENDED: 5867c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RESUME: 5877c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RECONNECT: 5887c478bd9Sstevel@tonic-gate default: 5897c478bd9Sstevel@tonic-gate 5907c478bd9Sstevel@tonic-gate break; 5917c478bd9Sstevel@tonic-gate } 5927c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 5937c478bd9Sstevel@tonic-gate 5947c478bd9Sstevel@tonic-gate return (rval); 5957c478bd9Sstevel@tonic-gate } 5967c478bd9Sstevel@tonic-gate 5977c478bd9Sstevel@tonic-gate /* 5987c478bd9Sstevel@tonic-gate * ugen_cpr_resume 5997c478bd9Sstevel@tonic-gate */ 6007c478bd9Sstevel@tonic-gate static void 6017c478bd9Sstevel@tonic-gate ugen_cpr_resume(ugen_state_t *ugenp) 6027c478bd9Sstevel@tonic-gate { 6037c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CPR, ugenp->ug_log_hdl, 6047c478bd9Sstevel@tonic-gate "ugen_cpr_resume:"); 6057c478bd9Sstevel@tonic-gate 6067c478bd9Sstevel@tonic-gate ugen_restore_state(ugenp); 6077c478bd9Sstevel@tonic-gate } 6087c478bd9Sstevel@tonic-gate 6097c478bd9Sstevel@tonic-gate /* 6107c478bd9Sstevel@tonic-gate * usb_ugen_disconnect_ev_cb: 6117c478bd9Sstevel@tonic-gate */ 6127c478bd9Sstevel@tonic-gate int 6137c478bd9Sstevel@tonic-gate usb_ugen_disconnect_ev_cb(usb_ugen_hdl_t usb_ugen_hdl) 6147c478bd9Sstevel@tonic-gate { 6157c478bd9Sstevel@tonic-gate usb_ugen_hdl_impl_t *usb_ugen_hdl_impl = 6160a05e705Slc (usb_ugen_hdl_impl_t *)usb_ugen_hdl; 6177c478bd9Sstevel@tonic-gate ugen_state_t *ugenp; 6187c478bd9Sstevel@tonic-gate 6197c478bd9Sstevel@tonic-gate if (usb_ugen_hdl_impl == NULL) { 6207c478bd9Sstevel@tonic-gate 6217c478bd9Sstevel@tonic-gate return (USB_FAILURE); 6227c478bd9Sstevel@tonic-gate } 6237c478bd9Sstevel@tonic-gate 6247c478bd9Sstevel@tonic-gate ugenp = usb_ugen_hdl_impl->hdl_ugenp; 6257c478bd9Sstevel@tonic-gate 6267c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_HOTPLUG, ugenp->ug_log_hdl, 6277c478bd9Sstevel@tonic-gate "usb_ugen_disconnect_ev_cb:"); 6287c478bd9Sstevel@tonic-gate 6297c478bd9Sstevel@tonic-gate /* get exclusive access */ 6307c478bd9Sstevel@tonic-gate (void) usb_serialize_access(ugenp->ug_ser_cookie, USB_WAIT, 0); 6317c478bd9Sstevel@tonic-gate 6327c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 6337c478bd9Sstevel@tonic-gate ugenp->ug_dev_state = USB_DEV_DISCONNECTED; 6347c478bd9Sstevel@tonic-gate if (ugenp->ug_open_count) { 6357c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 6367c478bd9Sstevel@tonic-gate 6377c478bd9Sstevel@tonic-gate /* close all pipes */ 6387c478bd9Sstevel@tonic-gate (void) ugen_epx_shutdown(ugenp); 6397c478bd9Sstevel@tonic-gate 6407c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 6417c478bd9Sstevel@tonic-gate } 6427c478bd9Sstevel@tonic-gate 6437c478bd9Sstevel@tonic-gate 6447c478bd9Sstevel@tonic-gate /* wakeup devstat reads and polls */ 6457c478bd9Sstevel@tonic-gate ugen_ds_change(ugenp); 6467c478bd9Sstevel@tonic-gate ugen_ds_poll_wakeup(ugenp); 6477c478bd9Sstevel@tonic-gate 6487c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 6497c478bd9Sstevel@tonic-gate usb_release_access(ugenp->ug_ser_cookie); 6507c478bd9Sstevel@tonic-gate 6517c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 6527c478bd9Sstevel@tonic-gate } 6537c478bd9Sstevel@tonic-gate 6547c478bd9Sstevel@tonic-gate 6557c478bd9Sstevel@tonic-gate /* 6567c478bd9Sstevel@tonic-gate * usb_ugen_reconnect_ev_cb: 6577c478bd9Sstevel@tonic-gate */ 6587c478bd9Sstevel@tonic-gate int 6597c478bd9Sstevel@tonic-gate usb_ugen_reconnect_ev_cb(usb_ugen_hdl_t usb_ugen_hdl) 6607c478bd9Sstevel@tonic-gate { 6617c478bd9Sstevel@tonic-gate usb_ugen_hdl_impl_t *usb_ugen_hdl_impl = 6620a05e705Slc (usb_ugen_hdl_impl_t *)usb_ugen_hdl; 6637c478bd9Sstevel@tonic-gate ugen_state_t *ugenp = usb_ugen_hdl_impl->hdl_ugenp; 6647c478bd9Sstevel@tonic-gate 6657c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_HOTPLUG, ugenp->ug_log_hdl, 6667c478bd9Sstevel@tonic-gate "usb_ugen_reconnect_ev_cb:"); 6677c478bd9Sstevel@tonic-gate 6687c478bd9Sstevel@tonic-gate ugen_restore_state(ugenp); 6697c478bd9Sstevel@tonic-gate 6707c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 6717c478bd9Sstevel@tonic-gate } 6727c478bd9Sstevel@tonic-gate 6737c478bd9Sstevel@tonic-gate 6747c478bd9Sstevel@tonic-gate /* 6757c478bd9Sstevel@tonic-gate * ugen_restore_state: 6767c478bd9Sstevel@tonic-gate * Check for same device; if a different device is attached, set 6777c478bd9Sstevel@tonic-gate * the device status to disconnected. 6787c478bd9Sstevel@tonic-gate * If we were open, then set to UNAVAILABLE until all endpoints have 6797c478bd9Sstevel@tonic-gate * be closed. 6807c478bd9Sstevel@tonic-gate */ 6817c478bd9Sstevel@tonic-gate static void 6827c478bd9Sstevel@tonic-gate ugen_restore_state(ugen_state_t *ugenp) 6837c478bd9Sstevel@tonic-gate { 6847c478bd9Sstevel@tonic-gate dev_info_t *dip = ugenp->ug_dip; 6857c478bd9Sstevel@tonic-gate 6867c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_HOTPLUG, ugenp->ug_log_hdl, 6877c478bd9Sstevel@tonic-gate "ugen_restore_state"); 6887c478bd9Sstevel@tonic-gate 6897c478bd9Sstevel@tonic-gate /* first raise power */ 6907c478bd9Sstevel@tonic-gate if (ugenp->ug_hdl->hdl_flags & USB_UGEN_ENABLE_PM) { 6917c478bd9Sstevel@tonic-gate ugen_pm_busy_component(ugenp); 6927c478bd9Sstevel@tonic-gate (void) pm_raise_power(dip, 0, USB_DEV_OS_FULL_PWR); 6937c478bd9Sstevel@tonic-gate } 6947c478bd9Sstevel@tonic-gate 6957c478bd9Sstevel@tonic-gate /* Check if we are talking to the same device */ 6967c478bd9Sstevel@tonic-gate if (usb_check_same_device(dip, ugenp->ug_log_hdl, 6977c478bd9Sstevel@tonic-gate USB_LOG_L0, UGEN_PRINT_HOTPLUG, USB_CHK_ALL, NULL) == 6987c478bd9Sstevel@tonic-gate USB_FAILURE) { 6997c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 7007c478bd9Sstevel@tonic-gate ugenp->ug_dev_state = USB_DEV_DISCONNECTED; 7017c478bd9Sstevel@tonic-gate 7027c478bd9Sstevel@tonic-gate /* wakeup devstat reads and polls */ 7037c478bd9Sstevel@tonic-gate ugen_ds_change(ugenp); 7047c478bd9Sstevel@tonic-gate ugen_ds_poll_wakeup(ugenp); 7057c478bd9Sstevel@tonic-gate 7067c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 7077c478bd9Sstevel@tonic-gate 7087c478bd9Sstevel@tonic-gate if (ugenp->ug_hdl->hdl_flags & USB_UGEN_ENABLE_PM) { 7097c478bd9Sstevel@tonic-gate ugen_pm_idle_component(ugenp); 7107c478bd9Sstevel@tonic-gate } 7117c478bd9Sstevel@tonic-gate 7127c478bd9Sstevel@tonic-gate return; 7137c478bd9Sstevel@tonic-gate } 7147c478bd9Sstevel@tonic-gate 7157c478bd9Sstevel@tonic-gate /* 7167c478bd9Sstevel@tonic-gate * get exclusive access, we don't want to change state in the 7177c478bd9Sstevel@tonic-gate * middle of some other actions 7187c478bd9Sstevel@tonic-gate */ 7197c478bd9Sstevel@tonic-gate (void) usb_serialize_access(ugenp->ug_ser_cookie, USB_WAIT, 0); 7207c478bd9Sstevel@tonic-gate 7217c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 7227c478bd9Sstevel@tonic-gate switch (ugenp->ug_dev_state) { 7237c478bd9Sstevel@tonic-gate case USB_DEV_DISCONNECTED: 7247c478bd9Sstevel@tonic-gate ugenp->ug_dev_state = (ugenp->ug_open_count == 0) ? 7257c478bd9Sstevel@tonic-gate USB_DEV_ONLINE : USB_UGEN_DEV_UNAVAILABLE_RECONNECT; 7267c478bd9Sstevel@tonic-gate 7277c478bd9Sstevel@tonic-gate break; 7287c478bd9Sstevel@tonic-gate case USB_DEV_SUSPENDED: 7297c478bd9Sstevel@tonic-gate ugenp->ug_dev_state = (ugenp->ug_open_count == 0) ? 7307c478bd9Sstevel@tonic-gate USB_DEV_ONLINE : USB_UGEN_DEV_UNAVAILABLE_RESUME; 7317c478bd9Sstevel@tonic-gate 7327c478bd9Sstevel@tonic-gate break; 7337c478bd9Sstevel@tonic-gate } 7347c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_HOTPLUG, ugenp->ug_log_hdl, 7357c478bd9Sstevel@tonic-gate "ugen_restore_state: state=%d, opencount=%d", 7367c478bd9Sstevel@tonic-gate ugenp->ug_dev_state, ugenp->ug_open_count); 7377c478bd9Sstevel@tonic-gate 7387c478bd9Sstevel@tonic-gate /* wakeup devstat reads and polls */ 7397c478bd9Sstevel@tonic-gate ugen_ds_change(ugenp); 7407c478bd9Sstevel@tonic-gate ugen_ds_poll_wakeup(ugenp); 7417c478bd9Sstevel@tonic-gate 7427c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 7437c478bd9Sstevel@tonic-gate usb_release_access(ugenp->ug_ser_cookie); 7447c478bd9Sstevel@tonic-gate 7457c478bd9Sstevel@tonic-gate if (ugenp->ug_hdl->hdl_flags & USB_UGEN_ENABLE_PM) { 7467c478bd9Sstevel@tonic-gate ugen_pm_idle_component(ugenp); 7477c478bd9Sstevel@tonic-gate } 7487c478bd9Sstevel@tonic-gate } 7497c478bd9Sstevel@tonic-gate 7507c478bd9Sstevel@tonic-gate 7517c478bd9Sstevel@tonic-gate /* 7527c478bd9Sstevel@tonic-gate * usb_ugen_open: 7537c478bd9Sstevel@tonic-gate */ 7547c478bd9Sstevel@tonic-gate /* ARGSUSED */ 7557c478bd9Sstevel@tonic-gate int 7567c478bd9Sstevel@tonic-gate usb_ugen_open(usb_ugen_hdl_t usb_ugen_hdl, dev_t *devp, int flag, int sflag, 7577c478bd9Sstevel@tonic-gate cred_t *cr) 7587c478bd9Sstevel@tonic-gate { 7597c478bd9Sstevel@tonic-gate usb_ugen_hdl_impl_t *usb_ugen_hdl_impl = 7600a05e705Slc (usb_ugen_hdl_impl_t *)usb_ugen_hdl; 7617c478bd9Sstevel@tonic-gate ugen_state_t *ugenp; 7627c478bd9Sstevel@tonic-gate int rval; 7637c478bd9Sstevel@tonic-gate int minor_node_type; 7647c478bd9Sstevel@tonic-gate 7657c478bd9Sstevel@tonic-gate if (usb_ugen_hdl == NULL) { 7667c478bd9Sstevel@tonic-gate 7677c478bd9Sstevel@tonic-gate return (EINVAL); 7687c478bd9Sstevel@tonic-gate } 7697c478bd9Sstevel@tonic-gate 7707c478bd9Sstevel@tonic-gate ugenp = usb_ugen_hdl_impl->hdl_ugenp; 77196603521Sfrits 77296603521Sfrits if (ugen_is_valid_minor_node(ugenp, *devp) != USB_SUCCESS) { 77396603521Sfrits 77496603521Sfrits return (EINVAL); 77596603521Sfrits } 77696603521Sfrits 7777c478bd9Sstevel@tonic-gate minor_node_type = UGEN_MINOR_TYPE(ugenp, *devp); 7787c478bd9Sstevel@tonic-gate 7797c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 7807c478bd9Sstevel@tonic-gate "usb_ugen_open: minor=%u", getminor(*devp)); 7817c478bd9Sstevel@tonic-gate USB_DPRINTF_L3(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 7827c478bd9Sstevel@tonic-gate "cfgval=%" PRIu64 " cfgidx=%" PRIu64 " if=%" PRIu64 7837c478bd9Sstevel@tonic-gate " alt=%" PRIu64 " epidx=%" PRIu64 " type=0x%" PRIx64, 7847c478bd9Sstevel@tonic-gate UGEN_MINOR_CFGVAL(ugenp, *devp), UGEN_MINOR_CFGIDX(ugenp, *devp), 7857c478bd9Sstevel@tonic-gate UGEN_MINOR_IF(ugenp, *devp), UGEN_MINOR_ALT(ugenp, *devp), 7867c478bd9Sstevel@tonic-gate UGEN_MINOR_EPIDX(ugenp, *devp), UGEN_MINOR_TYPE(ugenp, *devp)); 7877c478bd9Sstevel@tonic-gate 7887c478bd9Sstevel@tonic-gate /* first check for legal open flags */ 7897c478bd9Sstevel@tonic-gate if ((rval = ugen_check_open_flags(ugenp, *devp, flag)) != 0) { 7907c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 7917c478bd9Sstevel@tonic-gate "usb_ugen_open: check failed, rval=%d", rval); 7927c478bd9Sstevel@tonic-gate 7937c478bd9Sstevel@tonic-gate return (rval); 7947c478bd9Sstevel@tonic-gate } 7957c478bd9Sstevel@tonic-gate 7967c478bd9Sstevel@tonic-gate /* exclude other threads including other opens */ 7977c478bd9Sstevel@tonic-gate if (usb_serialize_access(ugenp->ug_ser_cookie, 7987c478bd9Sstevel@tonic-gate USB_WAIT_SIG, 0) <= 0) { 7997c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 8007c478bd9Sstevel@tonic-gate "usb_ugen_open: interrupted"); 8017c478bd9Sstevel@tonic-gate 8027c478bd9Sstevel@tonic-gate return (EINTR); 8037c478bd9Sstevel@tonic-gate } 8047c478bd9Sstevel@tonic-gate 8057c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 8067c478bd9Sstevel@tonic-gate 8077c478bd9Sstevel@tonic-gate /* always allow open of dev stat node */ 8087c478bd9Sstevel@tonic-gate if (minor_node_type != UGEN_MINOR_DEV_STAT_NODE) { 8097c478bd9Sstevel@tonic-gate 8107c478bd9Sstevel@tonic-gate /* if we are not online or powered down, fail open */ 8117c478bd9Sstevel@tonic-gate switch (ugenp->ug_dev_state) { 8127c478bd9Sstevel@tonic-gate case USB_DEV_ONLINE: 8137c478bd9Sstevel@tonic-gate 8147c478bd9Sstevel@tonic-gate break; 8157c478bd9Sstevel@tonic-gate case USB_DEV_DISCONNECTED: 8167c478bd9Sstevel@tonic-gate rval = ENODEV; 8177c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 8187c478bd9Sstevel@tonic-gate 8197c478bd9Sstevel@tonic-gate goto done; 8207c478bd9Sstevel@tonic-gate case USB_DEV_SUSPENDED: 8217c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RESUME: 8227c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RECONNECT: 8237c478bd9Sstevel@tonic-gate default: 8247c478bd9Sstevel@tonic-gate rval = EBADF; 8257c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 8267c478bd9Sstevel@tonic-gate 8277c478bd9Sstevel@tonic-gate goto done; 8287c478bd9Sstevel@tonic-gate } 8297c478bd9Sstevel@tonic-gate } 8307c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 8317c478bd9Sstevel@tonic-gate 8327c478bd9Sstevel@tonic-gate /* open node depending on type */ 8337c478bd9Sstevel@tonic-gate switch (minor_node_type) { 8347c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_XFER_NODE: 8357c478bd9Sstevel@tonic-gate if (ugenp->ug_hdl->hdl_flags & USB_UGEN_ENABLE_PM) { 8367c478bd9Sstevel@tonic-gate ugen_pm_busy_component(ugenp); 8377c478bd9Sstevel@tonic-gate (void) pm_raise_power(ugenp->ug_dip, 0, 8380a05e705Slc USB_DEV_OS_FULL_PWR); 8397c478bd9Sstevel@tonic-gate } 8407c478bd9Sstevel@tonic-gate 8417c478bd9Sstevel@tonic-gate rval = ugen_epx_open(ugenp, *devp, flag); 8427c478bd9Sstevel@tonic-gate if (rval == 0) { 8437c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 8447c478bd9Sstevel@tonic-gate ugenp->ug_open_count++; 8457c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 8467c478bd9Sstevel@tonic-gate } else { 8477c478bd9Sstevel@tonic-gate if (ugenp->ug_hdl->hdl_flags & 8487c478bd9Sstevel@tonic-gate USB_UGEN_ENABLE_PM) { 8497c478bd9Sstevel@tonic-gate ugen_pm_idle_component(ugenp); 8507c478bd9Sstevel@tonic-gate } 8517c478bd9Sstevel@tonic-gate } 8527c478bd9Sstevel@tonic-gate 8537c478bd9Sstevel@tonic-gate break; 8547c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_STAT_NODE: 8557c478bd9Sstevel@tonic-gate rval = ugen_eps_open(ugenp, *devp, flag); 8567c478bd9Sstevel@tonic-gate if (rval == 0) { 8577c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 8587c478bd9Sstevel@tonic-gate ugenp->ug_open_count++; 8597c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 8607c478bd9Sstevel@tonic-gate } 8617c478bd9Sstevel@tonic-gate 8627c478bd9Sstevel@tonic-gate break; 8637c478bd9Sstevel@tonic-gate case UGEN_MINOR_DEV_STAT_NODE: 8647c478bd9Sstevel@tonic-gate rval = ugen_ds_open(ugenp, *devp, flag); 8657c478bd9Sstevel@tonic-gate 8667c478bd9Sstevel@tonic-gate break; 8677c478bd9Sstevel@tonic-gate default: 8687c478bd9Sstevel@tonic-gate rval = EINVAL; 8697c478bd9Sstevel@tonic-gate 8707c478bd9Sstevel@tonic-gate break; 8717c478bd9Sstevel@tonic-gate } 8727c478bd9Sstevel@tonic-gate done: 8737c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 8747c478bd9Sstevel@tonic-gate 8757c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 8767c478bd9Sstevel@tonic-gate "usb_ugen_open: minor=0x%x rval=%d state=%d cnt=%d", 8777c478bd9Sstevel@tonic-gate getminor(*devp), rval, ugenp->ug_dev_state, 8787c478bd9Sstevel@tonic-gate ugenp->ug_open_count); 8797c478bd9Sstevel@tonic-gate 8807c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 8817c478bd9Sstevel@tonic-gate 8827c478bd9Sstevel@tonic-gate usb_release_access(ugenp->ug_ser_cookie); 8837c478bd9Sstevel@tonic-gate 8847c478bd9Sstevel@tonic-gate return (rval); 8857c478bd9Sstevel@tonic-gate } 8867c478bd9Sstevel@tonic-gate 8877c478bd9Sstevel@tonic-gate 8887c478bd9Sstevel@tonic-gate /* 8897c478bd9Sstevel@tonic-gate * usb_ugen_close() 8907c478bd9Sstevel@tonic-gate */ 8917c478bd9Sstevel@tonic-gate /* ARGSUSED */ 8927c478bd9Sstevel@tonic-gate int 8937c478bd9Sstevel@tonic-gate usb_ugen_close(usb_ugen_hdl_t usb_ugen_hdl, dev_t dev, int flag, int otype, 8947c478bd9Sstevel@tonic-gate cred_t *cr) 8957c478bd9Sstevel@tonic-gate { 8967c478bd9Sstevel@tonic-gate usb_ugen_hdl_impl_t *usb_ugen_hdl_impl = 8970a05e705Slc (usb_ugen_hdl_impl_t *)usb_ugen_hdl; 8987c478bd9Sstevel@tonic-gate ugen_state_t *ugenp; 8997c478bd9Sstevel@tonic-gate int minor_node_type; 9007c478bd9Sstevel@tonic-gate 9017c478bd9Sstevel@tonic-gate if (usb_ugen_hdl == NULL) { 9027c478bd9Sstevel@tonic-gate 9037c478bd9Sstevel@tonic-gate return (EINVAL); 9047c478bd9Sstevel@tonic-gate } 9057c478bd9Sstevel@tonic-gate 9067c478bd9Sstevel@tonic-gate ugenp = usb_ugen_hdl_impl->hdl_ugenp; 90796603521Sfrits if (ugen_is_valid_minor_node(ugenp, dev) != USB_SUCCESS) { 90896603521Sfrits 90996603521Sfrits return (EINVAL); 91096603521Sfrits } 91196603521Sfrits 9127c478bd9Sstevel@tonic-gate minor_node_type = UGEN_MINOR_TYPE(ugenp, dev); 9137c478bd9Sstevel@tonic-gate 9147c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 9157c478bd9Sstevel@tonic-gate "usb_ugen_close: minor=0x%x", getminor(dev)); 9167c478bd9Sstevel@tonic-gate 9177c478bd9Sstevel@tonic-gate /* exclude other threads, including other opens */ 9187c478bd9Sstevel@tonic-gate if (usb_serialize_access(ugenp->ug_ser_cookie, 9197c478bd9Sstevel@tonic-gate USB_WAIT_SIG, 0) <= 0) { 9207c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 9217c478bd9Sstevel@tonic-gate "usb_ugen_close: interrupted"); 9227c478bd9Sstevel@tonic-gate 9237c478bd9Sstevel@tonic-gate return (EINTR); 9247c478bd9Sstevel@tonic-gate } 9257c478bd9Sstevel@tonic-gate 9267c478bd9Sstevel@tonic-gate /* close node depending on type */ 9277c478bd9Sstevel@tonic-gate switch (minor_node_type) { 9287c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_XFER_NODE: 9297c478bd9Sstevel@tonic-gate ugen_epx_close(ugenp, dev, flag); 9307c478bd9Sstevel@tonic-gate if (ugenp->ug_hdl->hdl_flags & USB_UGEN_ENABLE_PM) { 9317c478bd9Sstevel@tonic-gate ugen_pm_idle_component(ugenp); 9327c478bd9Sstevel@tonic-gate } 9337c478bd9Sstevel@tonic-gate 9347c478bd9Sstevel@tonic-gate break; 9357c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_STAT_NODE: 9367c478bd9Sstevel@tonic-gate ugen_eps_close(ugenp, dev, flag); 9377c478bd9Sstevel@tonic-gate 9387c478bd9Sstevel@tonic-gate break; 9397c478bd9Sstevel@tonic-gate case UGEN_MINOR_DEV_STAT_NODE: 9407c478bd9Sstevel@tonic-gate ugen_ds_close(ugenp, dev, flag); 9417c478bd9Sstevel@tonic-gate 9427c478bd9Sstevel@tonic-gate break; 9437c478bd9Sstevel@tonic-gate default: 9447c478bd9Sstevel@tonic-gate usb_release_access(ugenp->ug_ser_cookie); 9457c478bd9Sstevel@tonic-gate 9467c478bd9Sstevel@tonic-gate return (EINVAL); 9477c478bd9Sstevel@tonic-gate } 9487c478bd9Sstevel@tonic-gate 9497c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 9507c478bd9Sstevel@tonic-gate if (minor_node_type != UGEN_MINOR_DEV_STAT_NODE) { 9517c478bd9Sstevel@tonic-gate ASSERT(ugenp->ug_open_count > 0); 9527c478bd9Sstevel@tonic-gate if ((--ugenp->ug_open_count == 0) && 9537c478bd9Sstevel@tonic-gate ((ugenp->ug_dev_state == USB_UGEN_DEV_UNAVAILABLE_RESUME) || 9547c478bd9Sstevel@tonic-gate (ugenp->ug_dev_state == 9557c478bd9Sstevel@tonic-gate USB_UGEN_DEV_UNAVAILABLE_RECONNECT))) { 9567c478bd9Sstevel@tonic-gate ugenp->ug_dev_state = USB_DEV_ONLINE; 9577c478bd9Sstevel@tonic-gate 9587c478bd9Sstevel@tonic-gate /* wakeup devstat reads and polls */ 9597c478bd9Sstevel@tonic-gate ugen_ds_change(ugenp); 9607c478bd9Sstevel@tonic-gate ugen_ds_poll_wakeup(ugenp); 9617c478bd9Sstevel@tonic-gate } 9627c478bd9Sstevel@tonic-gate } 9637c478bd9Sstevel@tonic-gate 9647c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 9657c478bd9Sstevel@tonic-gate "usb_ugen_close: minor=0x%x state=%d cnt=%d", 9667c478bd9Sstevel@tonic-gate getminor(dev), ugenp->ug_dev_state, ugenp->ug_open_count); 9677c478bd9Sstevel@tonic-gate 9687c478bd9Sstevel@tonic-gate if (ugenp->ug_open_count == 0) { 9697c478bd9Sstevel@tonic-gate ASSERT(ugen_epxs_check_open_nodes(ugenp) == USB_FAILURE); 9707c478bd9Sstevel@tonic-gate } 9717c478bd9Sstevel@tonic-gate 9727c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 9737c478bd9Sstevel@tonic-gate 9747c478bd9Sstevel@tonic-gate usb_release_access(ugenp->ug_ser_cookie); 9757c478bd9Sstevel@tonic-gate 9767c478bd9Sstevel@tonic-gate return (0); 9777c478bd9Sstevel@tonic-gate } 9787c478bd9Sstevel@tonic-gate 9797c478bd9Sstevel@tonic-gate 9807c478bd9Sstevel@tonic-gate /* 9817c478bd9Sstevel@tonic-gate * usb_ugen_read/write() 9827c478bd9Sstevel@tonic-gate */ 9837c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 9847c478bd9Sstevel@tonic-gate int 9857c478bd9Sstevel@tonic-gate usb_ugen_read(usb_ugen_hdl_t usb_ugen_hdl, dev_t dev, struct uio *uiop, 9867c478bd9Sstevel@tonic-gate cred_t *credp) 9877c478bd9Sstevel@tonic-gate { 98896603521Sfrits ugen_state_t *ugenp; 98996603521Sfrits usb_ugen_hdl_impl_t *usb_ugen_hdl_impl = 9900a05e705Slc (usb_ugen_hdl_impl_t *)usb_ugen_hdl; 99196603521Sfrits 99296603521Sfrits if (usb_ugen_hdl == NULL) { 99396603521Sfrits 99496603521Sfrits return (EINVAL); 99596603521Sfrits } 99696603521Sfrits ugenp = usb_ugen_hdl_impl->hdl_ugenp; 99796603521Sfrits 99896603521Sfrits if (ugen_is_valid_minor_node(ugenp, dev) != USB_SUCCESS) { 99996603521Sfrits 100096603521Sfrits return (EINVAL); 100196603521Sfrits } 100296603521Sfrits 10037c478bd9Sstevel@tonic-gate return (physio(ugen_strategy, 10047c478bd9Sstevel@tonic-gate (struct buf *)0, dev, B_READ, ugen_minphys, uiop)); 10057c478bd9Sstevel@tonic-gate } 10067c478bd9Sstevel@tonic-gate 10077c478bd9Sstevel@tonic-gate 10087c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 10097c478bd9Sstevel@tonic-gate int 10107c478bd9Sstevel@tonic-gate usb_ugen_write(usb_ugen_hdl_t usb_ugen_hdl, dev_t dev, struct uio *uiop, 10117c478bd9Sstevel@tonic-gate cred_t *credp) 10127c478bd9Sstevel@tonic-gate { 101396603521Sfrits ugen_state_t *ugenp; 101496603521Sfrits usb_ugen_hdl_impl_t *usb_ugen_hdl_impl = 10150a05e705Slc (usb_ugen_hdl_impl_t *)usb_ugen_hdl; 101696603521Sfrits 101796603521Sfrits if (usb_ugen_hdl == NULL) { 101896603521Sfrits 101996603521Sfrits return (EINVAL); 102096603521Sfrits } 102196603521Sfrits ugenp = usb_ugen_hdl_impl->hdl_ugenp; 102296603521Sfrits 102396603521Sfrits if (ugen_is_valid_minor_node(ugenp, dev) != USB_SUCCESS) { 102496603521Sfrits 102596603521Sfrits return (EINVAL); 102696603521Sfrits } 102796603521Sfrits 10287c478bd9Sstevel@tonic-gate return (physio(ugen_strategy, 10297c478bd9Sstevel@tonic-gate (struct buf *)0, dev, B_WRITE, ugen_minphys, uiop)); 10307c478bd9Sstevel@tonic-gate } 10317c478bd9Sstevel@tonic-gate 10327c478bd9Sstevel@tonic-gate 10337c478bd9Sstevel@tonic-gate /* 10347c478bd9Sstevel@tonic-gate * usb_ugen_poll 10357c478bd9Sstevel@tonic-gate */ 10367c478bd9Sstevel@tonic-gate int 10377c478bd9Sstevel@tonic-gate usb_ugen_poll(usb_ugen_hdl_t usb_ugen_hdl, dev_t dev, short events, 10387c478bd9Sstevel@tonic-gate int anyyet, short *reventsp, struct pollhead **phpp) 10397c478bd9Sstevel@tonic-gate { 10407c478bd9Sstevel@tonic-gate usb_ugen_hdl_impl_t *usb_ugen_hdl_impl = 10410a05e705Slc (usb_ugen_hdl_impl_t *)usb_ugen_hdl; 10427c478bd9Sstevel@tonic-gate ugen_state_t *ugenp; 10437c478bd9Sstevel@tonic-gate int minor_node_type; 10447c478bd9Sstevel@tonic-gate uint_t ep_index; 10457c478bd9Sstevel@tonic-gate ugen_ep_t *epp; 10467c478bd9Sstevel@tonic-gate 10477c478bd9Sstevel@tonic-gate if (usb_ugen_hdl == NULL) { 10487c478bd9Sstevel@tonic-gate 10497c478bd9Sstevel@tonic-gate return (EINVAL); 10507c478bd9Sstevel@tonic-gate } 10517c478bd9Sstevel@tonic-gate 10527c478bd9Sstevel@tonic-gate ugenp = usb_ugen_hdl_impl->hdl_ugenp; 105396603521Sfrits if (ugen_is_valid_minor_node(ugenp, dev) != USB_SUCCESS) { 105496603521Sfrits 105596603521Sfrits return (EINVAL); 105696603521Sfrits } 10577c478bd9Sstevel@tonic-gate 10587c478bd9Sstevel@tonic-gate minor_node_type = UGEN_MINOR_TYPE(ugenp, dev); 10597c478bd9Sstevel@tonic-gate ep_index = UGEN_MINOR_EPIDX(ugenp, dev); 10607c478bd9Sstevel@tonic-gate epp = &ugenp->ug_ep[ep_index]; 10617c478bd9Sstevel@tonic-gate 10627c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 10637c478bd9Sstevel@tonic-gate 10647c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_POLL, ugenp->ug_log_hdl, 10657c478bd9Sstevel@tonic-gate "usb_ugen_poll: " 10667c478bd9Sstevel@tonic-gate "dev=0x%lx events=0x%x anyyet=0x%x rev=0x%p type=%d " 10677c478bd9Sstevel@tonic-gate "devstat=0x%x devstate=0x%x", 10687c478bd9Sstevel@tonic-gate dev, events, anyyet, (void *)reventsp, minor_node_type, 10697c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_stat, ugenp->ug_ds.dev_state); 10707c478bd9Sstevel@tonic-gate 10717c478bd9Sstevel@tonic-gate *reventsp = 0; 10727c478bd9Sstevel@tonic-gate 10737c478bd9Sstevel@tonic-gate if (ugenp->ug_dev_state == USB_DEV_ONLINE) { 10747c478bd9Sstevel@tonic-gate switch (minor_node_type) { 10757c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_XFER_NODE: 10767c478bd9Sstevel@tonic-gate /* if interrupt IN ep and there is data, set POLLIN */ 10777c478bd9Sstevel@tonic-gate if ((UGEN_XFER_TYPE(epp) == USB_EP_ATTR_INTR) && 10787c478bd9Sstevel@tonic-gate (UGEN_XFER_DIR(epp) & USB_EP_DIR_IN)) { 10797c478bd9Sstevel@tonic-gate 10807c478bd9Sstevel@tonic-gate /* 10817c478bd9Sstevel@tonic-gate * if we are not polling, force another 10827c478bd9Sstevel@tonic-gate * read to kick off polling 10837c478bd9Sstevel@tonic-gate */ 10847c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 10857c478bd9Sstevel@tonic-gate if ((epp->ep_data) || 10867c478bd9Sstevel@tonic-gate ((epp->ep_state & 10877c478bd9Sstevel@tonic-gate UGEN_EP_STATE_INTR_IN_POLLING_ON) == 0)) { 10887c478bd9Sstevel@tonic-gate *reventsp |= POLLIN; 1089*a5eb7107SBryan Cantrill } 1090*a5eb7107SBryan Cantrill 1091*a5eb7107SBryan Cantrill if ((!*reventsp && !anyyet) || 1092*a5eb7107SBryan Cantrill (events & POLLET)) { 10937c478bd9Sstevel@tonic-gate *phpp = &epp->ep_pollhead; 10947c478bd9Sstevel@tonic-gate epp->ep_state |= 10957c478bd9Sstevel@tonic-gate UGEN_EP_STATE_INTR_IN_POLL_PENDING; 10967c478bd9Sstevel@tonic-gate } 10977c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 10980a05e705Slc 10990a05e705Slc } else if ((UGEN_XFER_TYPE(epp) == USB_EP_ATTR_ISOCH) && 11000a05e705Slc (UGEN_XFER_DIR(epp) & USB_EP_DIR_IN)) { 11010a05e705Slc 11020a05e705Slc /* 11030a05e705Slc * if we are not polling, force another 11040a05e705Slc * read to kick off polling 11050a05e705Slc */ 11060a05e705Slc mutex_enter(&epp->ep_mutex); 11070a05e705Slc if ((epp->ep_data) || 11080a05e705Slc ((epp->ep_state & 11090a05e705Slc UGEN_EP_STATE_ISOC_IN_POLLING_ON) == 0)) { 11100a05e705Slc *reventsp |= POLLIN; 1111*a5eb7107SBryan Cantrill } 1112*a5eb7107SBryan Cantrill 1113*a5eb7107SBryan Cantrill if ((!*reventsp && !anyyet) || 1114*a5eb7107SBryan Cantrill (events & POLLET)) { 11150a05e705Slc *phpp = &epp->ep_pollhead; 11160a05e705Slc epp->ep_state |= 11170a05e705Slc UGEN_EP_STATE_ISOC_IN_POLL_PENDING; 11180a05e705Slc } 11190a05e705Slc mutex_exit(&epp->ep_mutex); 11200a05e705Slc 11217c478bd9Sstevel@tonic-gate } else { 11227c478bd9Sstevel@tonic-gate /* no poll on other ep nodes */ 11237c478bd9Sstevel@tonic-gate *reventsp |= POLLERR; 11247c478bd9Sstevel@tonic-gate } 11257c478bd9Sstevel@tonic-gate 11267c478bd9Sstevel@tonic-gate break; 11277c478bd9Sstevel@tonic-gate case UGEN_MINOR_DEV_STAT_NODE: 1128*a5eb7107SBryan Cantrill if (ugenp->ug_ds.dev_stat & UGEN_DEV_STATUS_CHANGED) 11297c478bd9Sstevel@tonic-gate *reventsp |= POLLIN; 1130*a5eb7107SBryan Cantrill 1131*a5eb7107SBryan Cantrill if ((!*reventsp && !anyyet) || (events & POLLET)) { 11327c478bd9Sstevel@tonic-gate *phpp = &ugenp->ug_ds.dev_pollhead; 11337c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_stat |= 11347c478bd9Sstevel@tonic-gate UGEN_DEV_STATUS_POLL_PENDING; 11357c478bd9Sstevel@tonic-gate } 11367c478bd9Sstevel@tonic-gate 11377c478bd9Sstevel@tonic-gate break; 11387c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_STAT_NODE: 11397c478bd9Sstevel@tonic-gate default: 11407c478bd9Sstevel@tonic-gate *reventsp |= POLLERR; 11417c478bd9Sstevel@tonic-gate 11427c478bd9Sstevel@tonic-gate break; 11437c478bd9Sstevel@tonic-gate } 11447c478bd9Sstevel@tonic-gate } else { 1145*a5eb7107SBryan Cantrill if (ugenp->ug_ds.dev_stat & UGEN_DEV_STATUS_CHANGED) 11467c478bd9Sstevel@tonic-gate *reventsp |= POLLHUP|POLLIN; 1147*a5eb7107SBryan Cantrill 1148*a5eb7107SBryan Cantrill if ((!*reventsp && !anyyet) || (events & POLLET)) { 11497c478bd9Sstevel@tonic-gate *phpp = &ugenp->ug_ds.dev_pollhead; 11507c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_stat |= 11510a05e705Slc UGEN_DEV_STATUS_POLL_PENDING; 11527c478bd9Sstevel@tonic-gate } 11537c478bd9Sstevel@tonic-gate } 11547c478bd9Sstevel@tonic-gate 11557c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 11567c478bd9Sstevel@tonic-gate 11577c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_POLL, ugenp->ug_log_hdl, 11587c478bd9Sstevel@tonic-gate "usb_ugen_poll end: reventsp=0x%x", *reventsp); 11597c478bd9Sstevel@tonic-gate 11607c478bd9Sstevel@tonic-gate return (0); 11617c478bd9Sstevel@tonic-gate } 11627c478bd9Sstevel@tonic-gate 11637c478bd9Sstevel@tonic-gate 11647c478bd9Sstevel@tonic-gate /* 11657c478bd9Sstevel@tonic-gate * ugen_strategy 11667c478bd9Sstevel@tonic-gate */ 11677c478bd9Sstevel@tonic-gate static int 11687c478bd9Sstevel@tonic-gate ugen_strategy(struct buf *bp) 11697c478bd9Sstevel@tonic-gate { 11707c478bd9Sstevel@tonic-gate dev_t dev = bp->b_edev; 11717c478bd9Sstevel@tonic-gate int rval = 0; 11727c478bd9Sstevel@tonic-gate ugen_state_t *ugenp = ugen_devt2state(dev); 11737c478bd9Sstevel@tonic-gate int minor_node_type = UGEN_MINOR_TYPE(ugenp, dev); 11747c478bd9Sstevel@tonic-gate 11757c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 1176112116d8Sfb "ugen_strategy: bp=0x%p minor=0x%x", (void *)bp, getminor(dev)); 11777c478bd9Sstevel@tonic-gate 117896603521Sfrits if (ugen_is_valid_minor_node(ugenp, dev) != USB_SUCCESS) { 117996603521Sfrits 118096603521Sfrits return (EINVAL); 118196603521Sfrits } 118296603521Sfrits 11837c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 11847c478bd9Sstevel@tonic-gate ugenp->ug_pending_cmds++; 11857c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 11867c478bd9Sstevel@tonic-gate 11877c478bd9Sstevel@tonic-gate bp_mapin(bp); 11887c478bd9Sstevel@tonic-gate 11897c478bd9Sstevel@tonic-gate switch (minor_node_type) { 11907c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_XFER_NODE: 11917c478bd9Sstevel@tonic-gate rval = ugen_epx_req(ugenp, bp); 11927c478bd9Sstevel@tonic-gate 11937c478bd9Sstevel@tonic-gate break; 11947c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_STAT_NODE: 11957c478bd9Sstevel@tonic-gate rval = ugen_eps_req(ugenp, bp); 11967c478bd9Sstevel@tonic-gate 11977c478bd9Sstevel@tonic-gate break; 11987c478bd9Sstevel@tonic-gate case UGEN_MINOR_DEV_STAT_NODE: 11997c478bd9Sstevel@tonic-gate rval = ugen_ds_req(ugenp, bp); 12007c478bd9Sstevel@tonic-gate 12017c478bd9Sstevel@tonic-gate break; 12027c478bd9Sstevel@tonic-gate default: 12037c478bd9Sstevel@tonic-gate rval = EINVAL; 12047c478bd9Sstevel@tonic-gate 12057c478bd9Sstevel@tonic-gate break; 12067c478bd9Sstevel@tonic-gate } 12077c478bd9Sstevel@tonic-gate 12087c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 12097c478bd9Sstevel@tonic-gate ugenp->ug_pending_cmds--; 12107c478bd9Sstevel@tonic-gate 12117c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 12127c478bd9Sstevel@tonic-gate "ugen_strategy: " 12137c478bd9Sstevel@tonic-gate "bp=0x%p cnt=%lu resid=%lu err=%d minor=0x%x rval=%d #cmds=%d", 12147c478bd9Sstevel@tonic-gate (void *)bp, bp->b_bcount, bp->b_resid, geterror(bp), 12157c478bd9Sstevel@tonic-gate getminor(dev), rval, ugenp->ug_pending_cmds); 12167c478bd9Sstevel@tonic-gate 12177c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 12187c478bd9Sstevel@tonic-gate 12197c478bd9Sstevel@tonic-gate if (rval) { 12207c478bd9Sstevel@tonic-gate if (geterror(bp) == 0) { 12217c478bd9Sstevel@tonic-gate bioerror(bp, rval); 12227c478bd9Sstevel@tonic-gate } 12237c478bd9Sstevel@tonic-gate } 12247c478bd9Sstevel@tonic-gate 12257c478bd9Sstevel@tonic-gate biodone(bp); 12267c478bd9Sstevel@tonic-gate 12277c478bd9Sstevel@tonic-gate return (0); 12287c478bd9Sstevel@tonic-gate } 12297c478bd9Sstevel@tonic-gate 12307c478bd9Sstevel@tonic-gate 12317c478bd9Sstevel@tonic-gate /* 12327c478bd9Sstevel@tonic-gate * ugen_minphys: 12337c478bd9Sstevel@tonic-gate */ 12347c478bd9Sstevel@tonic-gate static void 12357c478bd9Sstevel@tonic-gate ugen_minphys(struct buf *bp) 12367c478bd9Sstevel@tonic-gate { 12377c478bd9Sstevel@tonic-gate dev_t dev = bp->b_edev; 12387c478bd9Sstevel@tonic-gate ugen_state_t *ugenp = ugen_devt2state(dev); 12397c478bd9Sstevel@tonic-gate int minor_node_type = UGEN_MINOR_TYPE(ugenp, dev); 12407c478bd9Sstevel@tonic-gate uint_t ep_index = UGEN_MINOR_EPIDX(ugenp, dev); 12417c478bd9Sstevel@tonic-gate ugen_ep_t *epp = &ugenp->ug_ep[ep_index]; 12427c478bd9Sstevel@tonic-gate 12437c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 12447c478bd9Sstevel@tonic-gate "ugen_phys: bp=0x%p dev=0x%lx index=%d type=0x%x", 12457c478bd9Sstevel@tonic-gate (void *)bp, dev, ep_index, minor_node_type); 12467c478bd9Sstevel@tonic-gate 12477c478bd9Sstevel@tonic-gate switch (minor_node_type) { 12487c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_XFER_NODE: 12497c478bd9Sstevel@tonic-gate switch (UGEN_XFER_TYPE(epp)) { 12507c478bd9Sstevel@tonic-gate case USB_EP_ATTR_BULK: 12517c478bd9Sstevel@tonic-gate if (bp->b_bcount > ugenp->ug_max_bulk_xfer_sz) { 12527c478bd9Sstevel@tonic-gate bp->b_bcount = ugenp->ug_max_bulk_xfer_sz; 12537c478bd9Sstevel@tonic-gate } 12547c478bd9Sstevel@tonic-gate 12557c478bd9Sstevel@tonic-gate break; 12567c478bd9Sstevel@tonic-gate case USB_EP_ATTR_INTR: 12577c478bd9Sstevel@tonic-gate case USB_EP_ATTR_CONTROL: 12580a05e705Slc case USB_EP_ATTR_ISOCH: 12597c478bd9Sstevel@tonic-gate default: 12607c478bd9Sstevel@tonic-gate 12617c478bd9Sstevel@tonic-gate break; 12627c478bd9Sstevel@tonic-gate } 12637c478bd9Sstevel@tonic-gate break; 12647c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_STAT_NODE: 12657c478bd9Sstevel@tonic-gate case UGEN_MINOR_DEV_STAT_NODE: 12667c478bd9Sstevel@tonic-gate default: 12677c478bd9Sstevel@tonic-gate 12687c478bd9Sstevel@tonic-gate break; 12697c478bd9Sstevel@tonic-gate } 12707c478bd9Sstevel@tonic-gate } 12717c478bd9Sstevel@tonic-gate 12720a05e705Slc /* 12730a05e705Slc * Get bmAttributes and bAddress of the endpoint which is going to 12740a05e705Slc * be opened 12750a05e705Slc */ 12760a05e705Slc static int 12770a05e705Slc ugen_get_ep_descr(ugen_state_t *ugenp, dev_t dev, uint8_t *bmAttr, 12780a05e705Slc uint8_t *bAddr) 12790a05e705Slc { 12800a05e705Slc uint_t alt = UGEN_MINOR_ALT(ugenp, dev); 12810a05e705Slc uint_t ifc = UGEN_MINOR_IF(ugenp, dev); 12820a05e705Slc uint_t cfgidx = UGEN_MINOR_CFGIDX(ugenp, dev); 12830a05e705Slc usb_cfg_data_t *dev_cfg; 12840a05e705Slc usb_if_data_t *if_data; 12850a05e705Slc usb_alt_if_data_t *alt_if_data; 12860a05e705Slc usb_ep_data_t *ep_data; 12870a05e705Slc int ep; 12880a05e705Slc int epidx = UGEN_MINOR_EPIDX(ugenp, dev); 12890a05e705Slc 12900a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 12910a05e705Slc "cfg=%d, if=%d, alt=%d, ep=0x%x", cfgidx, ifc, 12920a05e705Slc alt, epidx); 12930a05e705Slc 12940a05e705Slc dev_cfg = &ugenp->ug_dev_data->dev_cfg[cfgidx]; 12950a05e705Slc if_data = &dev_cfg->cfg_if[ifc]; 12960a05e705Slc alt_if_data = &if_data->if_alt[alt]; 12970a05e705Slc for (ep = 0; ep < alt_if_data->altif_n_ep; ep++) { 12980a05e705Slc ep_data = &alt_if_data->altif_ep[ep]; 12990a05e705Slc 13000a05e705Slc if (usb_get_ep_index(ep_data->ep_descr. 13010a05e705Slc bEndpointAddress) == epidx) { 13020a05e705Slc 13030a05e705Slc *bmAttr = ep_data->ep_descr.bmAttributes; 13040a05e705Slc *bAddr = ep_data->ep_descr.bEndpointAddress; 13050a05e705Slc 13060a05e705Slc return (USB_SUCCESS); 13070a05e705Slc } 13080a05e705Slc } 13090a05e705Slc 13100a05e705Slc return (USB_FAILURE); 13110a05e705Slc } 13127c478bd9Sstevel@tonic-gate 13137c478bd9Sstevel@tonic-gate /* 13147c478bd9Sstevel@tonic-gate * check whether flag is appropriate for node type 13157c478bd9Sstevel@tonic-gate */ 13167c478bd9Sstevel@tonic-gate static int 13177c478bd9Sstevel@tonic-gate ugen_check_open_flags(ugen_state_t *ugenp, dev_t dev, int flag) 13187c478bd9Sstevel@tonic-gate { 13197c478bd9Sstevel@tonic-gate ugen_ep_t *epp; 13207c478bd9Sstevel@tonic-gate int minor_node_type = UGEN_MINOR_TYPE(ugenp, dev); 13217c478bd9Sstevel@tonic-gate int rval = 0; 13220a05e705Slc uint8_t bmAttribute; 13230a05e705Slc uint8_t bAddress; 13247c478bd9Sstevel@tonic-gate 13257c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 13267c478bd9Sstevel@tonic-gate "ugen_check_open_flags: " 13277c478bd9Sstevel@tonic-gate "dev=0x%lx, type=0x%x flag=0x%x idx=%" PRIu64, 13287c478bd9Sstevel@tonic-gate dev, minor_node_type, flag, UGEN_MINOR_EPIDX(ugenp, dev)); 13297c478bd9Sstevel@tonic-gate 13307c478bd9Sstevel@tonic-gate switch (minor_node_type) { 13317c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_XFER_NODE: 13327c478bd9Sstevel@tonic-gate epp = &ugenp->ug_ep[UGEN_MINOR_EPIDX(ugenp, dev)]; 13330a05e705Slc 13340a05e705Slc /* 13350a05e705Slc * Endpoints in two altsetting happen to have the same 13360a05e705Slc * bEndpointAddress, but they are different type, e.g, 13370a05e705Slc * one is BULK and the other is ISOC. They use the same 13380a05e705Slc * slot of ug_ep array. It's OK after switch_alt, because 13390a05e705Slc * after alt switch, ep info is updated to the new endpoint. 13400a05e705Slc * But it's not right here to use the other EP's info for 13410a05e705Slc * checking. 13420a05e705Slc */ 13430a05e705Slc if (UGEN_MINOR_EPIDX(ugenp, dev) != 0) { 13440a05e705Slc if ((rval = ugen_get_ep_descr(ugenp, dev, &bmAttribute, 13450a05e705Slc &bAddress)) != USB_SUCCESS) { 13460a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, 13470a05e705Slc ugenp->ug_log_hdl, "ugen_get_descr: fail"); 13480a05e705Slc 13490a05e705Slc return (ENODEV); 13500a05e705Slc } 13510a05e705Slc } else { 13520a05e705Slc bmAttribute = ugen_default_ep_descr.bmAttributes; 13530a05e705Slc bAddress = ugen_default_ep_descr.bEndpointAddress; 13540a05e705Slc } 13550a05e705Slc 13560a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 13570a05e705Slc "ugen_check_open_flags: epp = %p," 1358112116d8Sfb "epp type = %d, bmAttr =0x%x, bAddr = 0x%02x", (void *)epp, 13590a05e705Slc UGEN_XFER_TYPE(epp), bmAttribute, bAddress); 13600a05e705Slc 13610a05e705Slc switch (bmAttribute & USB_EP_ATTR_MASK) { 13627c478bd9Sstevel@tonic-gate case USB_EP_ATTR_CONTROL: 13637c478bd9Sstevel@tonic-gate /* read and write must be set, ndelay not allowed */ 13647c478bd9Sstevel@tonic-gate if (((flag & (FREAD | FWRITE)) != (FREAD | FWRITE)) || 13657c478bd9Sstevel@tonic-gate (flag & (FNDELAY | FNONBLOCK))) { 13667c478bd9Sstevel@tonic-gate rval = EACCES; 13677c478bd9Sstevel@tonic-gate } 13687c478bd9Sstevel@tonic-gate 13690a05e705Slc break; 13700a05e705Slc case USB_EP_ATTR_ISOCH: 13710a05e705Slc /* read and write must be set */ 13720a05e705Slc if ((flag & (FREAD | FWRITE)) != (FREAD | FWRITE)) { 13730a05e705Slc rval = EACCES; 13740a05e705Slc } 13750a05e705Slc 13767c478bd9Sstevel@tonic-gate break; 13777c478bd9Sstevel@tonic-gate case USB_EP_ATTR_BULK: 13787c478bd9Sstevel@tonic-gate /* ndelay not allowed */ 13797c478bd9Sstevel@tonic-gate if (flag & (FNDELAY | FNONBLOCK)) { 13807c478bd9Sstevel@tonic-gate rval = EACCES; 13817c478bd9Sstevel@tonic-gate 13827c478bd9Sstevel@tonic-gate break; 13837c478bd9Sstevel@tonic-gate } 13847c478bd9Sstevel@tonic-gate /*FALLTHRU*/ 13857c478bd9Sstevel@tonic-gate case USB_EP_ATTR_INTR: 13867c478bd9Sstevel@tonic-gate /* check flag versus direction */ 13870a05e705Slc if ((flag & FWRITE) && (bAddress & USB_EP_DIR_IN)) { 13887c478bd9Sstevel@tonic-gate rval = EACCES; 13897c478bd9Sstevel@tonic-gate } 13907c478bd9Sstevel@tonic-gate if ((flag & FREAD) && 13910a05e705Slc ((bAddress & USB_EP_DIR_IN) == 0)) { 13927c478bd9Sstevel@tonic-gate rval = EACCES; 13937c478bd9Sstevel@tonic-gate } 13947c478bd9Sstevel@tonic-gate 13957c478bd9Sstevel@tonic-gate break; 13967c478bd9Sstevel@tonic-gate default: 13977c478bd9Sstevel@tonic-gate rval = EINVAL; 13987c478bd9Sstevel@tonic-gate 13997c478bd9Sstevel@tonic-gate break; 14007c478bd9Sstevel@tonic-gate } 14017c478bd9Sstevel@tonic-gate break; 14027c478bd9Sstevel@tonic-gate case UGEN_MINOR_DEV_STAT_NODE: 14037c478bd9Sstevel@tonic-gate /* only reads are supported */ 14047c478bd9Sstevel@tonic-gate if (flag & FWRITE) { 14057c478bd9Sstevel@tonic-gate rval = EACCES; 14067c478bd9Sstevel@tonic-gate } 14077c478bd9Sstevel@tonic-gate 14087c478bd9Sstevel@tonic-gate break; 14097c478bd9Sstevel@tonic-gate case UGEN_MINOR_EP_STAT_NODE: 14107c478bd9Sstevel@tonic-gate 14117c478bd9Sstevel@tonic-gate break; 14127c478bd9Sstevel@tonic-gate default: 14137c478bd9Sstevel@tonic-gate rval = EINVAL; 14147c478bd9Sstevel@tonic-gate 14157c478bd9Sstevel@tonic-gate break; 14167c478bd9Sstevel@tonic-gate } 14177c478bd9Sstevel@tonic-gate 14187c478bd9Sstevel@tonic-gate return (rval); 14197c478bd9Sstevel@tonic-gate } 14207c478bd9Sstevel@tonic-gate 14217c478bd9Sstevel@tonic-gate 14227c478bd9Sstevel@tonic-gate /* 14237c478bd9Sstevel@tonic-gate * endpoint management 14247c478bd9Sstevel@tonic-gate * 14257c478bd9Sstevel@tonic-gate * create/initialize all endpoint xfer/stat structures 14267c478bd9Sstevel@tonic-gate */ 14277c478bd9Sstevel@tonic-gate static int 14287c478bd9Sstevel@tonic-gate ugen_epxs_init(ugen_state_t *ugenp) 14297c478bd9Sstevel@tonic-gate { 14307c478bd9Sstevel@tonic-gate usb_cfg_data_t *dev_cfg = ugenp->ug_dev_data->dev_cfg; 14317c478bd9Sstevel@tonic-gate uchar_t cfgidx, cfgval, iface, alt, ep; 14327c478bd9Sstevel@tonic-gate usb_if_data_t *if_data; 14337c478bd9Sstevel@tonic-gate usb_alt_if_data_t *alt_if_data; 14347c478bd9Sstevel@tonic-gate usb_ep_data_t *ep_data; 14357c478bd9Sstevel@tonic-gate 14367c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 14377c478bd9Sstevel@tonic-gate "ugen_epxs_init:"); 14387c478bd9Sstevel@tonic-gate 14397c478bd9Sstevel@tonic-gate /* initialize each ep's mutex first */ 14407c478bd9Sstevel@tonic-gate for (ep = 0; ep < UGEN_N_ENDPOINTS; ep++) { 14417c478bd9Sstevel@tonic-gate mutex_init(&ugenp->ug_ep[ep].ep_mutex, NULL, MUTEX_DRIVER, 14427c478bd9Sstevel@tonic-gate ugenp->ug_dev_data->dev_iblock_cookie); 14437c478bd9Sstevel@tonic-gate } 14447c478bd9Sstevel@tonic-gate 14457c478bd9Sstevel@tonic-gate /* init default ep as it does not have a descriptor */ 14467c478bd9Sstevel@tonic-gate if (ugen_epxs_data_init(ugenp, NULL, 0, 0, 14477c478bd9Sstevel@tonic-gate ugenp->ug_dev_data->dev_curr_if, 0) != USB_SUCCESS) { 14487c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 14497c478bd9Sstevel@tonic-gate "creating default endpoint failed"); 14507c478bd9Sstevel@tonic-gate 14517c478bd9Sstevel@tonic-gate return (USB_FAILURE); 14527c478bd9Sstevel@tonic-gate } 14537c478bd9Sstevel@tonic-gate 14547c478bd9Sstevel@tonic-gate /* 14557c478bd9Sstevel@tonic-gate * walk all endpoints of all alternates of all interfaces of 14567c478bd9Sstevel@tonic-gate * all cfs 14577c478bd9Sstevel@tonic-gate */ 14587c478bd9Sstevel@tonic-gate for (cfgidx = 0; cfgidx < ugenp->ug_dev_data->dev_n_cfg; cfgidx++) { 14597c478bd9Sstevel@tonic-gate dev_cfg = &ugenp->ug_dev_data->dev_cfg[cfgidx]; 14607c478bd9Sstevel@tonic-gate cfgval = dev_cfg->cfg_descr.bConfigurationValue; 14617c478bd9Sstevel@tonic-gate for (iface = 0; iface < dev_cfg->cfg_n_if; iface++) { 14627c478bd9Sstevel@tonic-gate if_data = &dev_cfg->cfg_if[iface]; 14637c478bd9Sstevel@tonic-gate for (alt = 0; alt < if_data->if_n_alt; alt++) { 14647c478bd9Sstevel@tonic-gate alt_if_data = &if_data->if_alt[alt]; 14657c478bd9Sstevel@tonic-gate for (ep = 0; ep < alt_if_data->altif_n_ep; 14667c478bd9Sstevel@tonic-gate ep++) { 14677c478bd9Sstevel@tonic-gate ep_data = &alt_if_data->altif_ep[ep]; 14687c478bd9Sstevel@tonic-gate if (ugen_epxs_data_init(ugenp, ep_data, 14697c478bd9Sstevel@tonic-gate cfgval, cfgidx, iface, alt) != 14707c478bd9Sstevel@tonic-gate USB_SUCCESS) { 14717c478bd9Sstevel@tonic-gate 14727c478bd9Sstevel@tonic-gate return (USB_FAILURE); 14737c478bd9Sstevel@tonic-gate } 14747c478bd9Sstevel@tonic-gate } 14757c478bd9Sstevel@tonic-gate } 14767c478bd9Sstevel@tonic-gate } 14777c478bd9Sstevel@tonic-gate } 14787c478bd9Sstevel@tonic-gate 14797c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 14807c478bd9Sstevel@tonic-gate } 14817c478bd9Sstevel@tonic-gate 14827c478bd9Sstevel@tonic-gate 14837c478bd9Sstevel@tonic-gate /* 14847c478bd9Sstevel@tonic-gate * initialize one endpoint structure 14857c478bd9Sstevel@tonic-gate */ 14867c478bd9Sstevel@tonic-gate static int 14877c478bd9Sstevel@tonic-gate ugen_epxs_data_init(ugen_state_t *ugenp, usb_ep_data_t *ep_data, 14887c478bd9Sstevel@tonic-gate uchar_t cfgval, uchar_t cfgidx, uchar_t iface, uchar_t alt) 14897c478bd9Sstevel@tonic-gate { 14907c478bd9Sstevel@tonic-gate int ep_index; 14917c478bd9Sstevel@tonic-gate ugen_ep_t *epp; 14927c478bd9Sstevel@tonic-gate usb_ep_descr_t *ep_descr; 14937c478bd9Sstevel@tonic-gate 14947c478bd9Sstevel@tonic-gate /* is this the default endpoint */ 14957c478bd9Sstevel@tonic-gate ep_index = (ep_data == NULL) ? 0 : 14960a05e705Slc usb_get_ep_index(ep_data->ep_descr.bEndpointAddress); 14977c478bd9Sstevel@tonic-gate epp = &ugenp->ug_ep[ep_index]; 14987c478bd9Sstevel@tonic-gate 14997c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 15007c478bd9Sstevel@tonic-gate "ugen_epxs_data_init: " 15017c478bd9Sstevel@tonic-gate "cfgval=%d cfgidx=%d iface=%d alt=%d ep_index=%d", 15027c478bd9Sstevel@tonic-gate cfgval, cfgidx, iface, alt, ep_index); 15037c478bd9Sstevel@tonic-gate 15047c478bd9Sstevel@tonic-gate ep_descr = (ep_data == NULL) ? &ugen_default_ep_descr : 15050a05e705Slc &ep_data->ep_descr; 15067c478bd9Sstevel@tonic-gate 15077c478bd9Sstevel@tonic-gate mutex_init(&epp->ep_mutex, NULL, MUTEX_DRIVER, 15080a05e705Slc ugenp->ug_dev_data->dev_iblock_cookie); 15097c478bd9Sstevel@tonic-gate 15107c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 15117c478bd9Sstevel@tonic-gate 15127c478bd9Sstevel@tonic-gate /* initialize if not yet init'ed */ 15137c478bd9Sstevel@tonic-gate if (epp->ep_state == UGEN_EP_STATE_NONE) { 15147c478bd9Sstevel@tonic-gate epp->ep_descr = *ep_descr; 15157c478bd9Sstevel@tonic-gate epp->ep_cfgidx = cfgidx; 15167c478bd9Sstevel@tonic-gate epp->ep_if = iface; 15177c478bd9Sstevel@tonic-gate epp->ep_alt = alt; 15187c478bd9Sstevel@tonic-gate epp->ep_state = UGEN_EP_STATE_ACTIVE; 15197c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_NOERROR; 15207c478bd9Sstevel@tonic-gate epp->ep_pipe_policy.pp_max_async_reqs = 1; 15217c478bd9Sstevel@tonic-gate 15227c478bd9Sstevel@tonic-gate cv_init(&epp->ep_wait_cv, NULL, CV_DRIVER, NULL); 15237c478bd9Sstevel@tonic-gate epp->ep_ser_cookie = usb_init_serialization( 15240a05e705Slc ugenp->ug_dip, 0); 15257c478bd9Sstevel@tonic-gate } 15267c478bd9Sstevel@tonic-gate 15277c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 15287c478bd9Sstevel@tonic-gate 15297c478bd9Sstevel@tonic-gate /* create minor nodes for all alts */ 15307c478bd9Sstevel@tonic-gate 15317c478bd9Sstevel@tonic-gate return (ugen_epxs_minor_nodes_create(ugenp, ep_descr, 15327c478bd9Sstevel@tonic-gate cfgval, cfgidx, iface, alt)); 15337c478bd9Sstevel@tonic-gate } 15347c478bd9Sstevel@tonic-gate 15357c478bd9Sstevel@tonic-gate 15367c478bd9Sstevel@tonic-gate /* 15377c478bd9Sstevel@tonic-gate * undo all endpoint initializations 15387c478bd9Sstevel@tonic-gate */ 15397c478bd9Sstevel@tonic-gate static void 15407c478bd9Sstevel@tonic-gate ugen_epxs_destroy(ugen_state_t *ugenp) 15417c478bd9Sstevel@tonic-gate { 15427c478bd9Sstevel@tonic-gate int i; 15437c478bd9Sstevel@tonic-gate 15447c478bd9Sstevel@tonic-gate for (i = 0; i < UGEN_N_ENDPOINTS; i++) { 15457c478bd9Sstevel@tonic-gate ugen_epxs_data_destroy(ugenp, &ugenp->ug_ep[i]); 15467c478bd9Sstevel@tonic-gate } 15477c478bd9Sstevel@tonic-gate } 15487c478bd9Sstevel@tonic-gate 15497c478bd9Sstevel@tonic-gate 15507c478bd9Sstevel@tonic-gate static void 15517c478bd9Sstevel@tonic-gate ugen_epxs_data_destroy(ugen_state_t *ugenp, ugen_ep_t *epp) 15527c478bd9Sstevel@tonic-gate { 15537c478bd9Sstevel@tonic-gate if (epp) { 15547c478bd9Sstevel@tonic-gate ASSERT(epp->ep_ph == NULL); 15557c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 15567c478bd9Sstevel@tonic-gate if (epp->ep_state != UGEN_EP_STATE_NONE) { 15577c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 15587c478bd9Sstevel@tonic-gate "ugen_epxs_destroy: addr=0x%x", 15597c478bd9Sstevel@tonic-gate UGEN_XFER_ADDR(epp)); 15607c478bd9Sstevel@tonic-gate cv_destroy(&epp->ep_wait_cv); 15617c478bd9Sstevel@tonic-gate } 15627c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 15637c478bd9Sstevel@tonic-gate 15647c478bd9Sstevel@tonic-gate mutex_destroy(&epp->ep_mutex); 15657c478bd9Sstevel@tonic-gate usb_fini_serialization(epp->ep_ser_cookie); 15667c478bd9Sstevel@tonic-gate } 15677c478bd9Sstevel@tonic-gate } 15687c478bd9Sstevel@tonic-gate 15697c478bd9Sstevel@tonic-gate 15707c478bd9Sstevel@tonic-gate /* 15717c478bd9Sstevel@tonic-gate * create endpoint status and xfer minor nodes 15727c478bd9Sstevel@tonic-gate * 15737c478bd9Sstevel@tonic-gate * The actual minor node needs more than 18 bits. We create a table 15747c478bd9Sstevel@tonic-gate * and store the full minor node in this table and use the 15757c478bd9Sstevel@tonic-gate * index in the table as minor node. This allows 256 minor nodes 15767c478bd9Sstevel@tonic-gate * and 1024 instances 15777c478bd9Sstevel@tonic-gate */ 15787c478bd9Sstevel@tonic-gate static int 15797c478bd9Sstevel@tonic-gate ugen_epxs_minor_nodes_create(ugen_state_t *ugenp, usb_ep_descr_t *ep_descr, 15807c478bd9Sstevel@tonic-gate uchar_t cfgval, uchar_t cfgidx, uchar_t iface, uchar_t alt) 15817c478bd9Sstevel@tonic-gate { 15827c478bd9Sstevel@tonic-gate char node_name[32], *type; 15837c478bd9Sstevel@tonic-gate int vid = ugenp->ug_dev_data->dev_descr->idVendor; 15847c478bd9Sstevel@tonic-gate int pid = ugenp->ug_dev_data->dev_descr->idProduct; 15857c478bd9Sstevel@tonic-gate minor_t minor; 15867c478bd9Sstevel@tonic-gate int minor_index; 15877c478bd9Sstevel@tonic-gate ugen_minor_t minor_code, minor_code_base; 15887c478bd9Sstevel@tonic-gate int owns_device = (usb_owns_device(ugenp->ug_dip) ? 15890a05e705Slc UGEN_OWNS_DEVICE : 0); 15907c478bd9Sstevel@tonic-gate int ep_index = 15910a05e705Slc usb_get_ep_index(ep_descr->bEndpointAddress); 15927c478bd9Sstevel@tonic-gate int ep_addr = 15930a05e705Slc ep_descr->bEndpointAddress & USB_EP_NUM_MASK; 15947c478bd9Sstevel@tonic-gate int ep_type = 15950a05e705Slc ep_descr->bmAttributes & USB_EP_ATTR_MASK; 15967c478bd9Sstevel@tonic-gate int ep_dir = 15970a05e705Slc ep_descr->bEndpointAddress & USB_EP_DIR_IN; 15987c478bd9Sstevel@tonic-gate 15997c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 16007c478bd9Sstevel@tonic-gate "ugen_epxs_minor_nodes_create: " 16017c478bd9Sstevel@tonic-gate "cfgval=%d cfgidx=%d if=%d alt=%d ep=0x%x", 16027c478bd9Sstevel@tonic-gate cfgval, cfgidx, iface, alt, ep_addr); 16037c478bd9Sstevel@tonic-gate 16047c478bd9Sstevel@tonic-gate if (ugenp->ug_instance >= UGEN_MINOR_INSTANCE_LIMIT(ugenp)) { 16057c478bd9Sstevel@tonic-gate USB_DPRINTF_L0(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 16067c478bd9Sstevel@tonic-gate "instance number too high (%d)", ugenp->ug_instance); 16077c478bd9Sstevel@tonic-gate 16087c478bd9Sstevel@tonic-gate return (USB_FAILURE); 16097c478bd9Sstevel@tonic-gate } 16107c478bd9Sstevel@tonic-gate 16117c478bd9Sstevel@tonic-gate /* create stat and xfer minor node */ 16127c478bd9Sstevel@tonic-gate minor_code_base = 16130a05e705Slc ((ugen_minor_t)cfgval) << UGEN_MINOR_CFGVAL_SHIFT | 16140a05e705Slc ((ugen_minor_t)cfgidx) << UGEN_MINOR_CFGIDX_SHIFT | 16150a05e705Slc iface << UGEN_MINOR_IF_SHIFT | 16160a05e705Slc alt << UGEN_MINOR_ALT_SHIFT | 16170a05e705Slc ep_index << UGEN_MINOR_EPIDX_SHIFT | owns_device; 16187c478bd9Sstevel@tonic-gate minor_code = minor_code_base | UGEN_MINOR_EP_XFER_NODE; 16197c478bd9Sstevel@tonic-gate 16207c478bd9Sstevel@tonic-gate minor_index = ugen_minor_index_create(ugenp, minor_code); 16217c478bd9Sstevel@tonic-gate if (minor_index < 0) { 16227c478bd9Sstevel@tonic-gate USB_DPRINTF_L1(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 16237c478bd9Sstevel@tonic-gate "too many minor nodes, " 16247c478bd9Sstevel@tonic-gate "cannot create %d.%d.%d.%x", 16257c478bd9Sstevel@tonic-gate cfgval, iface, alt, ep_addr); 16267c478bd9Sstevel@tonic-gate /* carry on regardless */ 16277c478bd9Sstevel@tonic-gate 16287c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 16297c478bd9Sstevel@tonic-gate } 16307c478bd9Sstevel@tonic-gate minor = (minor_index << UGEN_MINOR_IDX_SHIFT(ugenp)) | 16310a05e705Slc ugenp->ug_instance << UGEN_MINOR_INSTANCE_SHIFT(ugenp); 16327c478bd9Sstevel@tonic-gate 16337c478bd9Sstevel@tonic-gate if (ep_type == USB_EP_ATTR_CONTROL) { 16347c478bd9Sstevel@tonic-gate type = "cntrl"; 16357c478bd9Sstevel@tonic-gate } else { 16367c478bd9Sstevel@tonic-gate type = (ep_dir & USB_EP_DIR_IN) ? "in" : "out"; 16377c478bd9Sstevel@tonic-gate } 16387c478bd9Sstevel@tonic-gate 16397c478bd9Sstevel@tonic-gate /* 16407c478bd9Sstevel@tonic-gate * xfer ep node name: 16417c478bd9Sstevel@tonic-gate * vid.pid.[in|out|cntrl].[<cfg>.][if<iface>.][<alt>.]<ep addr> 16427c478bd9Sstevel@tonic-gate */ 16437c478bd9Sstevel@tonic-gate if ((ep_addr == 0) && owns_device) { 16447c478bd9Sstevel@tonic-gate (void) sprintf(node_name, "%x.%x.%s%d", 16457c478bd9Sstevel@tonic-gate vid, pid, type, ep_addr); 16467c478bd9Sstevel@tonic-gate } else if (cfgidx == 0 && alt == 0) { 16477c478bd9Sstevel@tonic-gate (void) sprintf(node_name, "%x.%x.if%d%s%d", 16487c478bd9Sstevel@tonic-gate vid, pid, iface, type, ep_addr); 16497c478bd9Sstevel@tonic-gate } else if (cfgidx == 0 && alt != 0) { 16507c478bd9Sstevel@tonic-gate (void) sprintf(node_name, "%x.%x.if%d.%d%s%d", 16517c478bd9Sstevel@tonic-gate vid, pid, iface, alt, type, ep_addr); 16527c478bd9Sstevel@tonic-gate } else if (cfgidx != 0 && alt == 0) { 16537c478bd9Sstevel@tonic-gate (void) sprintf(node_name, "%x.%x.cfg%dif%d%s%d", 16547c478bd9Sstevel@tonic-gate vid, pid, cfgval, iface, type, ep_addr); 16557c478bd9Sstevel@tonic-gate } else if (cfgidx != 0 && alt != 0) { 16567c478bd9Sstevel@tonic-gate (void) sprintf(node_name, "%x.%x.cfg%dif%d.%d%s%d", 16577c478bd9Sstevel@tonic-gate vid, pid, cfgval, iface, alt, 16587c478bd9Sstevel@tonic-gate type, ep_addr); 16597c478bd9Sstevel@tonic-gate } 16607c478bd9Sstevel@tonic-gate 16617c478bd9Sstevel@tonic-gate USB_DPRINTF_L3(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 16627c478bd9Sstevel@tonic-gate "minor=0x%x index=%d code=0x%" PRIx64 " name=%s", 16637c478bd9Sstevel@tonic-gate minor, minor_index, minor_code, node_name); 16647c478bd9Sstevel@tonic-gate 16657c478bd9Sstevel@tonic-gate ASSERT(minor < L_MAXMIN); 16667c478bd9Sstevel@tonic-gate 16677c478bd9Sstevel@tonic-gate if ((ddi_create_minor_node(ugenp->ug_dip, node_name, 16687c478bd9Sstevel@tonic-gate S_IFCHR, minor, DDI_NT_UGEN, 0)) != DDI_SUCCESS) { 16697c478bd9Sstevel@tonic-gate 16707c478bd9Sstevel@tonic-gate return (USB_FAILURE); 16717c478bd9Sstevel@tonic-gate } 16727c478bd9Sstevel@tonic-gate 16737c478bd9Sstevel@tonic-gate ugen_store_devt(ugenp, minor); 16747c478bd9Sstevel@tonic-gate 16757c478bd9Sstevel@tonic-gate minor_code = minor_code_base | UGEN_MINOR_EP_STAT_NODE; 16767c478bd9Sstevel@tonic-gate minor_index = ugen_minor_index_create(ugenp, minor_code); 16777c478bd9Sstevel@tonic-gate if (minor_index < 0) { 16787c478bd9Sstevel@tonic-gate USB_DPRINTF_L1(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 16797c478bd9Sstevel@tonic-gate "too many minor nodes, " 16807c478bd9Sstevel@tonic-gate "cannot create %d.%d.%d.%x stat", 16817c478bd9Sstevel@tonic-gate cfgval, iface, alt, 16827c478bd9Sstevel@tonic-gate ep_descr->bEndpointAddress); 16837c478bd9Sstevel@tonic-gate /* carry on regardless */ 16847c478bd9Sstevel@tonic-gate 16857c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 16867c478bd9Sstevel@tonic-gate } 16877c478bd9Sstevel@tonic-gate minor = (minor_index << UGEN_MINOR_IDX_SHIFT(ugenp)) | 16880a05e705Slc ugenp->ug_instance << UGEN_MINOR_INSTANCE_SHIFT(ugenp); 16897c478bd9Sstevel@tonic-gate 16907c478bd9Sstevel@tonic-gate (void) strcat(node_name, "stat"); 16917c478bd9Sstevel@tonic-gate 16927c478bd9Sstevel@tonic-gate USB_DPRINTF_L3(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 16937c478bd9Sstevel@tonic-gate "minor=0x%x index=%d code=0x%" PRIx64 " name=%s", 16947c478bd9Sstevel@tonic-gate minor, minor_index, minor_code, node_name); 16957c478bd9Sstevel@tonic-gate 16967c478bd9Sstevel@tonic-gate ASSERT(minor < L_MAXMIN); 16977c478bd9Sstevel@tonic-gate 16987c478bd9Sstevel@tonic-gate if ((ddi_create_minor_node(ugenp->ug_dip, node_name, 16997c478bd9Sstevel@tonic-gate S_IFCHR, minor, DDI_NT_UGEN, 0)) != DDI_SUCCESS) { 17007c478bd9Sstevel@tonic-gate 17017c478bd9Sstevel@tonic-gate return (USB_FAILURE); 17027c478bd9Sstevel@tonic-gate } 17037c478bd9Sstevel@tonic-gate 17047c478bd9Sstevel@tonic-gate ugen_store_devt(ugenp, minor); 17057c478bd9Sstevel@tonic-gate 17067c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 17077c478bd9Sstevel@tonic-gate } 17087c478bd9Sstevel@tonic-gate 17097c478bd9Sstevel@tonic-gate 17107c478bd9Sstevel@tonic-gate /* 17117c478bd9Sstevel@tonic-gate * close all non-default pipes and drain default pipe 17127c478bd9Sstevel@tonic-gate */ 17137c478bd9Sstevel@tonic-gate static void 17147c478bd9Sstevel@tonic-gate ugen_epx_shutdown(ugen_state_t *ugenp) 17157c478bd9Sstevel@tonic-gate { 17167c478bd9Sstevel@tonic-gate int i; 17177c478bd9Sstevel@tonic-gate 17187c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 17197c478bd9Sstevel@tonic-gate "ugen_epx_shutdown:"); 17207c478bd9Sstevel@tonic-gate 17217c478bd9Sstevel@tonic-gate for (i = 0; i < UGEN_N_ENDPOINTS; i++) { 17227c478bd9Sstevel@tonic-gate ugen_ep_t *epp = &ugenp->ug_ep[i]; 17237c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 17247c478bd9Sstevel@tonic-gate if (epp->ep_state != UGEN_EP_STATE_NONE) { 17257c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 17267c478bd9Sstevel@tonic-gate (void) usb_serialize_access(epp->ep_ser_cookie, 17270a05e705Slc USB_WAIT, 0); 17287c478bd9Sstevel@tonic-gate (void) ugen_epx_close_pipe(ugenp, epp); 17297c478bd9Sstevel@tonic-gate usb_release_access(epp->ep_ser_cookie); 17307c478bd9Sstevel@tonic-gate } else { 17317c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 17327c478bd9Sstevel@tonic-gate } 17337c478bd9Sstevel@tonic-gate } 17347c478bd9Sstevel@tonic-gate } 17357c478bd9Sstevel@tonic-gate 17367c478bd9Sstevel@tonic-gate 17377c478bd9Sstevel@tonic-gate /* 17387c478bd9Sstevel@tonic-gate * find cfg index corresponding to cfg value 17397c478bd9Sstevel@tonic-gate */ 17407c478bd9Sstevel@tonic-gate static int 17417c478bd9Sstevel@tonic-gate ugen_cfgval2idx(ugen_state_t *ugenp, uint_t cfgval) 17427c478bd9Sstevel@tonic-gate { 17437c478bd9Sstevel@tonic-gate usb_cfg_data_t *dev_cfg = ugenp->ug_dev_data->dev_cfg; 17447c478bd9Sstevel@tonic-gate int cfgidx; 17457c478bd9Sstevel@tonic-gate 17467c478bd9Sstevel@tonic-gate for (cfgidx = 0; cfgidx < ugenp->ug_dev_data->dev_n_cfg; cfgidx++) { 17477c478bd9Sstevel@tonic-gate dev_cfg = &ugenp->ug_dev_data->dev_cfg[cfgidx]; 17487c478bd9Sstevel@tonic-gate if (cfgval == dev_cfg->cfg_descr.bConfigurationValue) { 17497c478bd9Sstevel@tonic-gate 17507c478bd9Sstevel@tonic-gate return (cfgidx); 17517c478bd9Sstevel@tonic-gate } 17527c478bd9Sstevel@tonic-gate } 17537c478bd9Sstevel@tonic-gate 17547c478bd9Sstevel@tonic-gate ASSERT(cfgidx < ugenp->ug_dev_data->dev_n_cfg); 17557c478bd9Sstevel@tonic-gate 17567c478bd9Sstevel@tonic-gate return (0); 17577c478bd9Sstevel@tonic-gate } 17587c478bd9Sstevel@tonic-gate 17597c478bd9Sstevel@tonic-gate 17607c478bd9Sstevel@tonic-gate /* 17617c478bd9Sstevel@tonic-gate * check if any node is open 17627c478bd9Sstevel@tonic-gate */ 17637c478bd9Sstevel@tonic-gate static int 17647c478bd9Sstevel@tonic-gate ugen_epxs_check_open_nodes(ugen_state_t *ugenp) 17657c478bd9Sstevel@tonic-gate { 17667c478bd9Sstevel@tonic-gate int i; 17677c478bd9Sstevel@tonic-gate 17687c478bd9Sstevel@tonic-gate for (i = 1; i < UGEN_N_ENDPOINTS; i++) { 17697c478bd9Sstevel@tonic-gate ugen_ep_t *epp = &ugenp->ug_ep[i]; 17707c478bd9Sstevel@tonic-gate 17717c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 17727c478bd9Sstevel@tonic-gate 17737c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 17747c478bd9Sstevel@tonic-gate "ugen_epxs_check_open_nodes: epp=%d, ep_state=0x%x", 17757c478bd9Sstevel@tonic-gate i, epp->ep_state); 17767c478bd9Sstevel@tonic-gate 17777c478bd9Sstevel@tonic-gate if (epp->ep_state & UGEN_EP_STATE_XS_OPEN) { 17787c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 17797c478bd9Sstevel@tonic-gate 17807c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 17817c478bd9Sstevel@tonic-gate } 17827c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 17837c478bd9Sstevel@tonic-gate } 17847c478bd9Sstevel@tonic-gate 17857c478bd9Sstevel@tonic-gate return (USB_FAILURE); 17867c478bd9Sstevel@tonic-gate } 17877c478bd9Sstevel@tonic-gate 17887c478bd9Sstevel@tonic-gate 17897c478bd9Sstevel@tonic-gate /* 17907c478bd9Sstevel@tonic-gate * check if we can switch alternate 17917c478bd9Sstevel@tonic-gate */ 17927c478bd9Sstevel@tonic-gate static int 17937c478bd9Sstevel@tonic-gate ugen_epxs_check_alt_switch(ugen_state_t *ugenp, uchar_t iface, uchar_t cfgidx) 17947c478bd9Sstevel@tonic-gate { 17957c478bd9Sstevel@tonic-gate int i; 17967c478bd9Sstevel@tonic-gate 17977c478bd9Sstevel@tonic-gate for (i = 1; i < UGEN_N_ENDPOINTS; i++) { 17987c478bd9Sstevel@tonic-gate ugen_ep_t *epp = &ugenp->ug_ep[i]; 17997c478bd9Sstevel@tonic-gate 18007c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 18017c478bd9Sstevel@tonic-gate 18027c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 18037c478bd9Sstevel@tonic-gate "ugen_epxs_check_alt_switch: epp=%d, ep_state=0x%x", 18047c478bd9Sstevel@tonic-gate i, epp->ep_state); 18057c478bd9Sstevel@tonic-gate 18067c478bd9Sstevel@tonic-gate /* 18077c478bd9Sstevel@tonic-gate * if the endpoint is open and part of this cfg and interface 18087c478bd9Sstevel@tonic-gate * then we cannot switch alternates 18097c478bd9Sstevel@tonic-gate */ 18107c478bd9Sstevel@tonic-gate if ((epp->ep_state & UGEN_EP_STATE_XS_OPEN) && 18117c478bd9Sstevel@tonic-gate (epp->ep_cfgidx == cfgidx) && 18127c478bd9Sstevel@tonic-gate (epp->ep_if == iface)) { 18137c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 18147c478bd9Sstevel@tonic-gate 18157c478bd9Sstevel@tonic-gate return (USB_FAILURE); 18167c478bd9Sstevel@tonic-gate } 18177c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 18187c478bd9Sstevel@tonic-gate } 18197c478bd9Sstevel@tonic-gate 18207c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 18217c478bd9Sstevel@tonic-gate } 18227c478bd9Sstevel@tonic-gate 18237c478bd9Sstevel@tonic-gate 18247c478bd9Sstevel@tonic-gate /* 18257c478bd9Sstevel@tonic-gate * implicit switch to new cfg and alt 18267c478bd9Sstevel@tonic-gate * If a crummy device fails usb_get_cfg or usb_get_alt_if, we carry on 18277c478bd9Sstevel@tonic-gate * regardless so at least the device can be opened. 18287c478bd9Sstevel@tonic-gate */ 18297c478bd9Sstevel@tonic-gate static int 18307c478bd9Sstevel@tonic-gate ugen_epxs_switch_cfg_alt(ugen_state_t *ugenp, ugen_ep_t *epp, dev_t dev) 18317c478bd9Sstevel@tonic-gate { 18327c478bd9Sstevel@tonic-gate int rval = USB_SUCCESS; 18337c478bd9Sstevel@tonic-gate uint_t alt; 18347c478bd9Sstevel@tonic-gate uint_t new_alt = UGEN_MINOR_ALT(ugenp, dev); 18357c478bd9Sstevel@tonic-gate uint_t new_if = UGEN_MINOR_IF(ugenp, dev); 18367c478bd9Sstevel@tonic-gate uint_t cur_if = epp->ep_if; 18377c478bd9Sstevel@tonic-gate uint_t new_cfgidx = UGEN_MINOR_CFGIDX(ugenp, dev); 18387c478bd9Sstevel@tonic-gate uint_t cur_cfgidx; 18397c478bd9Sstevel@tonic-gate uint_t cfgval; 18407c478bd9Sstevel@tonic-gate int switched = 0; 18417c478bd9Sstevel@tonic-gate 18427c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 18437c478bd9Sstevel@tonic-gate "ugen_epxs_switch_cfg_alt: old cfgidx=%d, if=%d alt=%d", 18447c478bd9Sstevel@tonic-gate epp->ep_cfgidx, epp->ep_if, epp->ep_alt); 18457c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 18467c478bd9Sstevel@tonic-gate "new cfgidx=%d, if=%d alt=%d ep_state=0x%x", 18477c478bd9Sstevel@tonic-gate new_cfgidx, new_if, new_alt, epp->ep_state); 18487c478bd9Sstevel@tonic-gate 18497c478bd9Sstevel@tonic-gate /* no need to switch if there is only 1 cfg, 1 iface and no alts */ 18507c478bd9Sstevel@tonic-gate if ((new_if == 0) && (new_alt == 0) && 18517c478bd9Sstevel@tonic-gate (ugenp->ug_dev_data->dev_n_cfg == 1) && 18527c478bd9Sstevel@tonic-gate (ugenp->ug_dev_data->dev_cfg[0].cfg_n_if == 1) && 18537c478bd9Sstevel@tonic-gate (ugenp->ug_dev_data-> 18547c478bd9Sstevel@tonic-gate dev_cfg[0].cfg_if[new_if].if_n_alt == 1)) { 18557c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 18567c478bd9Sstevel@tonic-gate "no need for switching: n_cfg=%d n_alt=%d", 18577c478bd9Sstevel@tonic-gate ugenp->ug_dev_data->dev_n_cfg, 18587c478bd9Sstevel@tonic-gate ugenp->ug_dev_data-> 18590a05e705Slc dev_cfg[0].cfg_if[new_if].if_n_alt); 18607c478bd9Sstevel@tonic-gate 18617c478bd9Sstevel@tonic-gate ASSERT(epp->ep_alt == new_alt); 18627c478bd9Sstevel@tonic-gate ASSERT(epp->ep_cfgidx == new_cfgidx); 18637c478bd9Sstevel@tonic-gate ASSERT(epp->ep_if == new_if); 18647c478bd9Sstevel@tonic-gate 18657c478bd9Sstevel@tonic-gate return (rval); 18667c478bd9Sstevel@tonic-gate } 18677c478bd9Sstevel@tonic-gate 18687c478bd9Sstevel@tonic-gate /* no switch for default endpoint */ 18697c478bd9Sstevel@tonic-gate if (epp->ep_descr.bEndpointAddress == 0) { 18707c478bd9Sstevel@tonic-gate 18717c478bd9Sstevel@tonic-gate return (rval); 18727c478bd9Sstevel@tonic-gate } 18737c478bd9Sstevel@tonic-gate 18747c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 18757c478bd9Sstevel@tonic-gate if ((ugenp->ug_dev_data->dev_n_cfg > 1) && 18767c478bd9Sstevel@tonic-gate usb_get_cfg(ugenp->ug_dip, &cfgval, 18777c478bd9Sstevel@tonic-gate USB_FLAGS_SLEEP) == USB_SUCCESS) { 18787c478bd9Sstevel@tonic-gate 18797c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 18807c478bd9Sstevel@tonic-gate 18817c478bd9Sstevel@tonic-gate cur_cfgidx = ugen_cfgval2idx(ugenp, cfgval); 18827c478bd9Sstevel@tonic-gate 18837c478bd9Sstevel@tonic-gate if (new_cfgidx != cur_cfgidx) { 18847c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 18857c478bd9Sstevel@tonic-gate 18867c478bd9Sstevel@tonic-gate /* 18877c478bd9Sstevel@tonic-gate * we can't change config if any node 18887c478bd9Sstevel@tonic-gate * is open 18897c478bd9Sstevel@tonic-gate */ 18907c478bd9Sstevel@tonic-gate if (ugen_epxs_check_open_nodes(ugenp) == 18917c478bd9Sstevel@tonic-gate USB_SUCCESS) { 18927c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 18937c478bd9Sstevel@tonic-gate 18947c478bd9Sstevel@tonic-gate return (USB_BUSY); 18957c478bd9Sstevel@tonic-gate } 18967c478bd9Sstevel@tonic-gate 18977c478bd9Sstevel@tonic-gate /* 18987c478bd9Sstevel@tonic-gate * we are going to do this synchronously to 18997c478bd9Sstevel@tonic-gate * keep it simple. 19007c478bd9Sstevel@tonic-gate * This should never hang forever. 19017c478bd9Sstevel@tonic-gate */ 19027c478bd9Sstevel@tonic-gate if ((rval = usb_set_cfg(ugenp->ug_dip, 19037c478bd9Sstevel@tonic-gate new_cfgidx, USB_FLAGS_SLEEP, NULL, 19047c478bd9Sstevel@tonic-gate NULL)) != USB_SUCCESS) { 19057c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_XFER, 19067c478bd9Sstevel@tonic-gate ugenp->ug_log_hdl, 19077c478bd9Sstevel@tonic-gate "implicit set cfg (%" PRId64 19087c478bd9Sstevel@tonic-gate ") failed (%d)", 19097c478bd9Sstevel@tonic-gate UGEN_MINOR_CFGIDX(ugenp, dev), rval); 19107c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 19117c478bd9Sstevel@tonic-gate 19127c478bd9Sstevel@tonic-gate return (rval); 19137c478bd9Sstevel@tonic-gate } 19147c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 1915d29f5a71Szhigang lu - Sun Microsystems - Beijing China epp->ep_if = (uchar_t)new_if; 19167c478bd9Sstevel@tonic-gate switched++; 19177c478bd9Sstevel@tonic-gate } 1918d29f5a71Szhigang lu - Sun Microsystems - Beijing China epp->ep_cfgidx = (uchar_t)new_cfgidx; 19197c478bd9Sstevel@tonic-gate 19207c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 19217c478bd9Sstevel@tonic-gate } 19227c478bd9Sstevel@tonic-gate 19237c478bd9Sstevel@tonic-gate /* 19247c478bd9Sstevel@tonic-gate * implicitly switch to new alternate if 19257c478bd9Sstevel@tonic-gate * - we have not switched configuration (if we 19267c478bd9Sstevel@tonic-gate * we switched config, the alternate must be 0) 19277c478bd9Sstevel@tonic-gate * - n_alts is > 1 19287c478bd9Sstevel@tonic-gate * - if the device supports get_alternate iface 19297c478bd9Sstevel@tonic-gate */ 19307c478bd9Sstevel@tonic-gate if ((switched && (new_alt > 0)) || 19317c478bd9Sstevel@tonic-gate ((ugenp->ug_dev_data->dev_cfg[new_cfgidx]. 19327c478bd9Sstevel@tonic-gate cfg_if[new_if].if_n_alt > 1) && 19337c478bd9Sstevel@tonic-gate (usb_get_alt_if(ugenp->ug_dip, new_if, &alt, 19347c478bd9Sstevel@tonic-gate USB_FLAGS_SLEEP) == USB_SUCCESS))) { 19357c478bd9Sstevel@tonic-gate if (switched || (alt != new_alt)) { 19367c478bd9Sstevel@tonic-gate if (ugen_epxs_check_alt_switch(ugenp, cur_if, 19377c478bd9Sstevel@tonic-gate new_cfgidx) != USB_SUCCESS) { 19387c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 19397c478bd9Sstevel@tonic-gate 19407c478bd9Sstevel@tonic-gate return (USB_BUSY); 19417c478bd9Sstevel@tonic-gate } 19427c478bd9Sstevel@tonic-gate if ((rval = usb_set_alt_if(ugenp->ug_dip, new_if, 19437c478bd9Sstevel@tonic-gate new_alt, USB_FLAGS_SLEEP, NULL, NULL)) != 19447c478bd9Sstevel@tonic-gate USB_SUCCESS) { 19457c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_XFER, 19467c478bd9Sstevel@tonic-gate ugenp->ug_log_hdl, 19477c478bd9Sstevel@tonic-gate "implicit set new alternate " 19487c478bd9Sstevel@tonic-gate "(%d) failed (%d)", new_alt, rval); 19497c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 19507c478bd9Sstevel@tonic-gate 19517c478bd9Sstevel@tonic-gate return (rval); 19527c478bd9Sstevel@tonic-gate } 19537c478bd9Sstevel@tonic-gate } 19547c478bd9Sstevel@tonic-gate } 19557c478bd9Sstevel@tonic-gate 19567c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 1957d29f5a71Szhigang lu - Sun Microsystems - Beijing China epp->ep_alt = (uchar_t)new_alt; 19587c478bd9Sstevel@tonic-gate ugen_update_ep_descr(ugenp, epp); 19597c478bd9Sstevel@tonic-gate 19607c478bd9Sstevel@tonic-gate return (rval); 19617c478bd9Sstevel@tonic-gate } 19627c478bd9Sstevel@tonic-gate 19637c478bd9Sstevel@tonic-gate 19647c478bd9Sstevel@tonic-gate /* 19657c478bd9Sstevel@tonic-gate * update endpoint descriptor in ugen_ep structure after 19667c478bd9Sstevel@tonic-gate * switching configuration or alternate 19677c478bd9Sstevel@tonic-gate */ 19687c478bd9Sstevel@tonic-gate static void 19697c478bd9Sstevel@tonic-gate ugen_update_ep_descr(ugen_state_t *ugenp, ugen_ep_t *epp) 19707c478bd9Sstevel@tonic-gate { 19717c478bd9Sstevel@tonic-gate usb_cfg_data_t *dev_cfg = ugenp->ug_dev_data->dev_cfg; 19727c478bd9Sstevel@tonic-gate usb_if_data_t *if_data; 19737c478bd9Sstevel@tonic-gate usb_alt_if_data_t *alt_if_data; 19747c478bd9Sstevel@tonic-gate usb_ep_data_t *ep_data; 19757c478bd9Sstevel@tonic-gate int ep; 19767c478bd9Sstevel@tonic-gate 19777c478bd9Sstevel@tonic-gate dev_cfg = &ugenp->ug_dev_data->dev_cfg[epp->ep_cfgidx]; 19787c478bd9Sstevel@tonic-gate if_data = &dev_cfg->cfg_if[epp->ep_if]; 19797c478bd9Sstevel@tonic-gate alt_if_data = &if_data->if_alt[epp->ep_alt]; 19807c478bd9Sstevel@tonic-gate for (ep = 0; ep < alt_if_data->altif_n_ep; ep++) { 19817c478bd9Sstevel@tonic-gate ep_data = &alt_if_data->altif_ep[ep]; 19827c478bd9Sstevel@tonic-gate if (usb_get_ep_index(ep_data->ep_descr. 19837c478bd9Sstevel@tonic-gate bEndpointAddress) == 19847c478bd9Sstevel@tonic-gate usb_get_ep_index(epp->ep_descr. 19857c478bd9Sstevel@tonic-gate bEndpointAddress)) { 19867c478bd9Sstevel@tonic-gate epp->ep_descr = ep_data->ep_descr; 19877c478bd9Sstevel@tonic-gate 19887c478bd9Sstevel@tonic-gate break; 19897c478bd9Sstevel@tonic-gate } 19907c478bd9Sstevel@tonic-gate } 19917c478bd9Sstevel@tonic-gate } 19927c478bd9Sstevel@tonic-gate 19937c478bd9Sstevel@tonic-gate 19947c478bd9Sstevel@tonic-gate /* 19957c478bd9Sstevel@tonic-gate * Xfer endpoint management 19967c478bd9Sstevel@tonic-gate * 19977c478bd9Sstevel@tonic-gate * open an endpoint for xfers 19987c478bd9Sstevel@tonic-gate * 19997c478bd9Sstevel@tonic-gate * Return values: errno 20007c478bd9Sstevel@tonic-gate */ 20017c478bd9Sstevel@tonic-gate static int 20027c478bd9Sstevel@tonic-gate ugen_epx_open(ugen_state_t *ugenp, dev_t dev, int flag) 20037c478bd9Sstevel@tonic-gate { 20047c478bd9Sstevel@tonic-gate ugen_ep_t *epp = &ugenp->ug_ep[UGEN_MINOR_EPIDX(ugenp, dev)]; 20057c478bd9Sstevel@tonic-gate int rval; 20067c478bd9Sstevel@tonic-gate 20077c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 20087c478bd9Sstevel@tonic-gate 20097c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 20107c478bd9Sstevel@tonic-gate "ugen_epx_open: minor=0x%x flag=0x%x ep_state=0x%x", 20117c478bd9Sstevel@tonic-gate getminor(dev), flag, epp->ep_state); 20127c478bd9Sstevel@tonic-gate 20137c478bd9Sstevel@tonic-gate ASSERT(epp->ep_state & UGEN_EP_STATE_ACTIVE); 20147c478bd9Sstevel@tonic-gate 20157c478bd9Sstevel@tonic-gate /* implicit switch to new cfg & alt */ 20167c478bd9Sstevel@tonic-gate if ((epp->ep_state & UGEN_EP_STATE_XFER_OPEN) != 0) { 20177c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 20187c478bd9Sstevel@tonic-gate 20197c478bd9Sstevel@tonic-gate return (EBUSY); 20207c478bd9Sstevel@tonic-gate } 20217c478bd9Sstevel@tonic-gate if ((rval = ugen_epxs_switch_cfg_alt(ugenp, epp, dev)) == 20227c478bd9Sstevel@tonic-gate USB_SUCCESS) { 20237c478bd9Sstevel@tonic-gate rval = ugen_epx_open_pipe(ugenp, epp, flag); 20247c478bd9Sstevel@tonic-gate } 20257c478bd9Sstevel@tonic-gate 20267c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 20277c478bd9Sstevel@tonic-gate "ugen_epx_open: state=0x%x", epp->ep_state); 20287c478bd9Sstevel@tonic-gate 20297c478bd9Sstevel@tonic-gate ASSERT(epp->ep_state & UGEN_EP_STATE_ACTIVE); 20307c478bd9Sstevel@tonic-gate epp->ep_done = epp->ep_lcmd_status = USB_LC_STAT_NOERROR; 20317c478bd9Sstevel@tonic-gate 20327c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 20337c478bd9Sstevel@tonic-gate 20347c478bd9Sstevel@tonic-gate return (usb_rval2errno(rval)); 20357c478bd9Sstevel@tonic-gate } 20367c478bd9Sstevel@tonic-gate 20377c478bd9Sstevel@tonic-gate 20387c478bd9Sstevel@tonic-gate /* 20397c478bd9Sstevel@tonic-gate * close an endpoint for xfers 20407c478bd9Sstevel@tonic-gate */ 20417c478bd9Sstevel@tonic-gate static void 20427c478bd9Sstevel@tonic-gate ugen_epx_close(ugen_state_t *ugenp, dev_t dev, int flag) 20437c478bd9Sstevel@tonic-gate { 20447c478bd9Sstevel@tonic-gate ugen_ep_t *epp = &ugenp->ug_ep[UGEN_MINOR_EPIDX(ugenp, dev)]; 20457c478bd9Sstevel@tonic-gate 20467c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 20477c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 20487c478bd9Sstevel@tonic-gate "ugen_epx_close: dev=0x%lx flag=0x%x state=0x%x", dev, flag, 20497c478bd9Sstevel@tonic-gate epp->ep_state); 20507c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 20517c478bd9Sstevel@tonic-gate 20527c478bd9Sstevel@tonic-gate ugen_epx_close_pipe(ugenp, epp); 20537c478bd9Sstevel@tonic-gate 20547c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 20557c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 20567c478bd9Sstevel@tonic-gate "ugen_epx_close: state=0x%x", epp->ep_state); 20577c478bd9Sstevel@tonic-gate ASSERT(epp->ep_state & UGEN_EP_STATE_ACTIVE); 20587c478bd9Sstevel@tonic-gate ASSERT(epp->ep_bp == NULL); 20597c478bd9Sstevel@tonic-gate ASSERT(epp->ep_done == 0); 20607c478bd9Sstevel@tonic-gate ASSERT(epp->ep_data == NULL); 20617c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 20627c478bd9Sstevel@tonic-gate } 20637c478bd9Sstevel@tonic-gate 20647c478bd9Sstevel@tonic-gate 20657c478bd9Sstevel@tonic-gate /* 20667c478bd9Sstevel@tonic-gate * open pipe for this endpoint 20677c478bd9Sstevel@tonic-gate * If the pipe is an interrupt IN pipe, start polling immediately 20687c478bd9Sstevel@tonic-gate */ 20697c478bd9Sstevel@tonic-gate static int 20707c478bd9Sstevel@tonic-gate ugen_epx_open_pipe(ugen_state_t *ugenp, ugen_ep_t *epp, int flag) 20717c478bd9Sstevel@tonic-gate { 20727c478bd9Sstevel@tonic-gate int rval = USB_SUCCESS; 20737c478bd9Sstevel@tonic-gate 20747c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 20757c478bd9Sstevel@tonic-gate "ugen_epx_open_pipe: epp=0x%p flag=%d state=0x%x", 2076112116d8Sfb (void *)epp, flag, epp->ep_state); 20777c478bd9Sstevel@tonic-gate 20787c478bd9Sstevel@tonic-gate epp->ep_state |= UGEN_EP_STATE_XFER_OPEN; 20797c478bd9Sstevel@tonic-gate epp->ep_xfer_oflag = flag; 20807c478bd9Sstevel@tonic-gate 20817c478bd9Sstevel@tonic-gate /* if default pipe, just copy the handle */ 20827c478bd9Sstevel@tonic-gate if ((epp->ep_descr.bEndpointAddress & USB_EP_NUM_MASK) == 0) { 20837c478bd9Sstevel@tonic-gate epp->ep_ph = ugenp->ug_dev_data->dev_default_ph; 20847c478bd9Sstevel@tonic-gate } else { 20857c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 20867c478bd9Sstevel@tonic-gate 20877c478bd9Sstevel@tonic-gate /* open pipe */ 20887c478bd9Sstevel@tonic-gate rval = usb_pipe_open(ugenp->ug_dip, 20897c478bd9Sstevel@tonic-gate &epp->ep_descr, &epp->ep_pipe_policy, 20907c478bd9Sstevel@tonic-gate USB_FLAGS_SLEEP, &epp->ep_ph); 20917c478bd9Sstevel@tonic-gate 20927c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 20937c478bd9Sstevel@tonic-gate 20947c478bd9Sstevel@tonic-gate if (rval == USB_SUCCESS) { 20957c478bd9Sstevel@tonic-gate (void) usb_pipe_set_private(epp->ep_ph, 20960a05e705Slc (usb_opaque_t)epp); 20977c478bd9Sstevel@tonic-gate 20987c478bd9Sstevel@tonic-gate /* 20997c478bd9Sstevel@tonic-gate * if interrupt IN pipe, and one xfer mode 21007c478bd9Sstevel@tonic-gate * has not been set, start polling immediately 21017c478bd9Sstevel@tonic-gate */ 21027c478bd9Sstevel@tonic-gate if ((UGEN_XFER_TYPE(epp) == USB_EP_ATTR_INTR) && 21037c478bd9Sstevel@tonic-gate (!(epp->ep_one_xfer)) && 21047c478bd9Sstevel@tonic-gate (UGEN_XFER_DIR(epp) == USB_EP_DIR_IN)) { 21057c478bd9Sstevel@tonic-gate if ((rval = ugen_epx_intr_IN_start_polling( 21067c478bd9Sstevel@tonic-gate ugenp, epp)) != USB_SUCCESS) { 21077c478bd9Sstevel@tonic-gate 21087c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 21097c478bd9Sstevel@tonic-gate usb_pipe_close(ugenp->ug_dip, 21107c478bd9Sstevel@tonic-gate epp->ep_ph, USB_FLAGS_SLEEP, 21117c478bd9Sstevel@tonic-gate NULL, NULL); 21127c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 21137c478bd9Sstevel@tonic-gate 21147c478bd9Sstevel@tonic-gate epp->ep_ph = NULL; 21157c478bd9Sstevel@tonic-gate } else { 21167c478bd9Sstevel@tonic-gate epp->ep_state |= 21177c478bd9Sstevel@tonic-gate UGEN_EP_STATE_INTR_IN_POLLING_ON; 21187c478bd9Sstevel@tonic-gate 21197c478bd9Sstevel@tonic-gate /* allow for about 1 sec of data */ 21207c478bd9Sstevel@tonic-gate epp->ep_buf_limit = 21217c478bd9Sstevel@tonic-gate (1000/epp->ep_descr.bInterval) * 21227c478bd9Sstevel@tonic-gate epp->ep_descr.wMaxPacketSize; 21237c478bd9Sstevel@tonic-gate } 21247c478bd9Sstevel@tonic-gate } 21250a05e705Slc 21260a05e705Slc /* set ep_buf_limit for isoc IN pipe */ 21270a05e705Slc if ((UGEN_XFER_TYPE(epp) == USB_EP_ATTR_ISOCH) && 21280a05e705Slc (UGEN_XFER_DIR(epp) == USB_EP_DIR_IN)) { 21290a05e705Slc uint16_t max_size; 21300a05e705Slc uint32_t framecnt; 21310a05e705Slc 21320a05e705Slc max_size = 21330a05e705Slc UGEN_PKT_SIZE(epp->ep_descr.wMaxPacketSize); 21340a05e705Slc 21350a05e705Slc /* 21360a05e705Slc * wMaxPacketSize bits 10..0 specifies maximum 21370a05e705Slc * packet size, which can hold 1024 bytes. If 21380a05e705Slc * bits 12..11 is non zero, max_size will be 21390a05e705Slc * greater than 1024 and the endpoint is a 21400a05e705Slc * high-bandwidth endpoint. 21410a05e705Slc */ 21420a05e705Slc if (max_size <= 1024) { 21430a05e705Slc /* 21440a05e705Slc * allowing about 1s data of highspeed and 8s 21450a05e705Slc * data of full speed device 21460a05e705Slc */ 21470a05e705Slc framecnt = ugen_isoc_buf_limit; 21480a05e705Slc epp->ep_buf_limit = framecnt * 21490a05e705Slc max_size * 8; 21500a05e705Slc } else { 21510a05e705Slc /* 21520a05e705Slc * allow for about 333 ms data for high-speed 21530a05e705Slc * high-bandwidth data 21540a05e705Slc */ 21550a05e705Slc framecnt = ugen_isoc_buf_limit/3; 21560a05e705Slc epp->ep_buf_limit = 21570a05e705Slc framecnt * max_size * 8; 21580a05e705Slc } 21590a05e705Slc 21600a05e705Slc epp->ep_isoc_in_inited = 0; 21610a05e705Slc } 21627c478bd9Sstevel@tonic-gate } 21637c478bd9Sstevel@tonic-gate } 21647c478bd9Sstevel@tonic-gate 21657c478bd9Sstevel@tonic-gate if (rval != USB_SUCCESS) { 21667c478bd9Sstevel@tonic-gate epp->ep_state &= ~(UGEN_EP_STATE_XFER_OPEN | 21677c478bd9Sstevel@tonic-gate UGEN_EP_STATE_INTR_IN_POLLING_ON); 21687c478bd9Sstevel@tonic-gate } 21697c478bd9Sstevel@tonic-gate 21707c478bd9Sstevel@tonic-gate return (rval); 21717c478bd9Sstevel@tonic-gate } 21727c478bd9Sstevel@tonic-gate 21737c478bd9Sstevel@tonic-gate 21747c478bd9Sstevel@tonic-gate /* 21757c478bd9Sstevel@tonic-gate * close an endpoint pipe 21767c478bd9Sstevel@tonic-gate */ 21777c478bd9Sstevel@tonic-gate static void 21787c478bd9Sstevel@tonic-gate ugen_epx_close_pipe(ugen_state_t *ugenp, ugen_ep_t *epp) 21797c478bd9Sstevel@tonic-gate { 21807c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 2181112116d8Sfb "ugen_epx_close_pipe: epp=0x%p", (void *)epp); 21827c478bd9Sstevel@tonic-gate 21837c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 21847c478bd9Sstevel@tonic-gate if (epp->ep_state & UGEN_EP_STATE_XFER_OPEN) { 21850a05e705Slc 21860a05e705Slc /* free isoc pipe private data ep_isoc_info.isoc_pkt_descr. */ 21870a05e705Slc if (UGEN_XFER_TYPE(epp) == USB_EP_ATTR_ISOCH) { 21880a05e705Slc int len; 21890a05e705Slc int n_pkt; 21900a05e705Slc 21910a05e705Slc if (UGEN_XFER_DIR(epp) == USB_EP_DIR_IN && 21920a05e705Slc (epp->ep_state & 21930a05e705Slc UGEN_EP_STATE_ISOC_IN_POLLING_ON)) { 21940a05e705Slc mutex_exit(&epp->ep_mutex); 21950a05e705Slc usb_pipe_stop_isoc_polling(epp->ep_ph, 21960a05e705Slc USB_FLAGS_SLEEP); 21970a05e705Slc mutex_enter(&epp->ep_mutex); 21980a05e705Slc } 21990a05e705Slc 22000a05e705Slc if (epp->ep_isoc_info.isoc_pkt_descr) { 22010a05e705Slc n_pkt = epp->ep_isoc_info. 22020a05e705Slc isoc_pkts_count; 22030a05e705Slc len = sizeof (ugen_isoc_pkt_descr_t) * n_pkt; 22040a05e705Slc 22050a05e705Slc kmem_free(epp->ep_isoc_info.isoc_pkt_descr, 22060a05e705Slc len); 22070a05e705Slc 22080a05e705Slc epp->ep_isoc_info.isoc_pkt_descr = NULL; 22090a05e705Slc } 22100a05e705Slc epp->ep_isoc_in_inited = 0; 22110a05e705Slc 22120a05e705Slc } 22130a05e705Slc 22140a05e705Slc 22157c478bd9Sstevel@tonic-gate epp->ep_state &= ~(UGEN_EP_STATE_XFER_OPEN | 22160a05e705Slc UGEN_EP_STATE_INTR_IN_POLLING_IS_STOPPED | 22170a05e705Slc UGEN_EP_STATE_INTR_IN_POLLING_ON | 22180a05e705Slc UGEN_EP_STATE_ISOC_IN_POLLING_IS_STOPPED | 22190a05e705Slc UGEN_EP_STATE_ISOC_IN_POLLING_ON); 22207c478bd9Sstevel@tonic-gate 22217c478bd9Sstevel@tonic-gate if (epp->ep_ph == ugenp->ug_dev_data->dev_default_ph) { 22227c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 22237c478bd9Sstevel@tonic-gate 22247c478bd9Sstevel@tonic-gate (void) usb_pipe_drain_reqs(ugenp->ug_dip, 22257c478bd9Sstevel@tonic-gate epp->ep_ph, 0, USB_FLAGS_SLEEP, 22267c478bd9Sstevel@tonic-gate NULL, NULL); 22277c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 22287c478bd9Sstevel@tonic-gate } else { 22297c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 22307c478bd9Sstevel@tonic-gate usb_pipe_close(ugenp->ug_dip, 22317c478bd9Sstevel@tonic-gate epp->ep_ph, USB_FLAGS_SLEEP, NULL, NULL); 22327c478bd9Sstevel@tonic-gate 22337c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 22347c478bd9Sstevel@tonic-gate epp->ep_ph = NULL; 22357c478bd9Sstevel@tonic-gate } 22367c478bd9Sstevel@tonic-gate 22377c478bd9Sstevel@tonic-gate freemsg(epp->ep_data); 22387c478bd9Sstevel@tonic-gate epp->ep_ph = NULL; 22397c478bd9Sstevel@tonic-gate epp->ep_data = NULL; 22407c478bd9Sstevel@tonic-gate } 22417c478bd9Sstevel@tonic-gate ASSERT(epp->ep_ph == NULL); 22427c478bd9Sstevel@tonic-gate ASSERT(epp->ep_data == NULL); 22437c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 22447c478bd9Sstevel@tonic-gate } 22457c478bd9Sstevel@tonic-gate 22467c478bd9Sstevel@tonic-gate 22477c478bd9Sstevel@tonic-gate /* 22487c478bd9Sstevel@tonic-gate * start endpoint xfer 22497c478bd9Sstevel@tonic-gate * 22507c478bd9Sstevel@tonic-gate * We first serialize at endpoint level for only one request at the time 22517c478bd9Sstevel@tonic-gate * 22527c478bd9Sstevel@tonic-gate * Return values: errno 22537c478bd9Sstevel@tonic-gate */ 22547c478bd9Sstevel@tonic-gate static int 22557c478bd9Sstevel@tonic-gate ugen_epx_req(ugen_state_t *ugenp, struct buf *bp) 22567c478bd9Sstevel@tonic-gate { 22577c478bd9Sstevel@tonic-gate dev_t dev = bp->b_edev; 22587c478bd9Sstevel@tonic-gate ugen_ep_t *epp = &ugenp->ug_ep[UGEN_MINOR_EPIDX(ugenp, dev)]; 22597c478bd9Sstevel@tonic-gate boolean_t wait = B_FALSE; 22607c478bd9Sstevel@tonic-gate int rval = 0; 22617c478bd9Sstevel@tonic-gate 22627c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 22637c478bd9Sstevel@tonic-gate "ugen_epx_req: bp=0x%p dev=0x%lx", (void *)bp, dev); 22647c478bd9Sstevel@tonic-gate 22657c478bd9Sstevel@tonic-gate /* single thread per endpoint, one request at the time */ 22667c478bd9Sstevel@tonic-gate if (usb_serialize_access(epp->ep_ser_cookie, USB_WAIT_SIG, 0) <= 22677c478bd9Sstevel@tonic-gate 0) { 22687c478bd9Sstevel@tonic-gate 22697c478bd9Sstevel@tonic-gate return (EINTR); 22707c478bd9Sstevel@tonic-gate } 22717c478bd9Sstevel@tonic-gate 22727c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 22737c478bd9Sstevel@tonic-gate switch (ugenp->ug_dev_state) { 22747c478bd9Sstevel@tonic-gate case USB_DEV_ONLINE: 22757c478bd9Sstevel@tonic-gate 22767c478bd9Sstevel@tonic-gate break; 22777c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RECONNECT: 22787c478bd9Sstevel@tonic-gate case USB_DEV_DISCONNECTED: 22797c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 22807c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_DISCONNECTED; 22817c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 22827c478bd9Sstevel@tonic-gate rval = ENODEV; 22837c478bd9Sstevel@tonic-gate 22847c478bd9Sstevel@tonic-gate break; 22857c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RESUME: 22867c478bd9Sstevel@tonic-gate case USB_DEV_SUSPENDED: 22877c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 22887c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_SUSPENDED; 22897c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 22907c478bd9Sstevel@tonic-gate rval = EBADF; 22917c478bd9Sstevel@tonic-gate 22927c478bd9Sstevel@tonic-gate break; 22937c478bd9Sstevel@tonic-gate default: 22947c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 22957c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_HW_ERR; 22967c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 22977c478bd9Sstevel@tonic-gate rval = EIO; 22987c478bd9Sstevel@tonic-gate 22997c478bd9Sstevel@tonic-gate break; 23007c478bd9Sstevel@tonic-gate } 23017c478bd9Sstevel@tonic-gate 23027c478bd9Sstevel@tonic-gate #ifndef __lock_lint 23037c478bd9Sstevel@tonic-gate USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 23047c478bd9Sstevel@tonic-gate "ugen_epx_req: lcmd_status=0x%x", epp->ep_lcmd_status); 23057c478bd9Sstevel@tonic-gate #endif 23067c478bd9Sstevel@tonic-gate 23077c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 23087c478bd9Sstevel@tonic-gate 23097c478bd9Sstevel@tonic-gate if (rval) { 23107c478bd9Sstevel@tonic-gate usb_release_access(epp->ep_ser_cookie); 23117c478bd9Sstevel@tonic-gate 23127c478bd9Sstevel@tonic-gate return (rval); 23137c478bd9Sstevel@tonic-gate } 23147c478bd9Sstevel@tonic-gate 23157c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 23167c478bd9Sstevel@tonic-gate ASSERT(epp->ep_state & UGEN_EP_STATE_XS_OPEN); 23177c478bd9Sstevel@tonic-gate epp->ep_done = 0; 23187c478bd9Sstevel@tonic-gate epp->ep_bp = bp; 23197c478bd9Sstevel@tonic-gate 23207c478bd9Sstevel@tonic-gate switch (epp->ep_descr.bmAttributes & USB_EP_ATTR_MASK) { 23217c478bd9Sstevel@tonic-gate case USB_EP_ATTR_CONTROL: 23227c478bd9Sstevel@tonic-gate rval = ugen_epx_ctrl_req(ugenp, epp, bp, &wait); 23237c478bd9Sstevel@tonic-gate 23247c478bd9Sstevel@tonic-gate break; 23257c478bd9Sstevel@tonic-gate case USB_EP_ATTR_BULK: 23267c478bd9Sstevel@tonic-gate rval = ugen_epx_bulk_req(ugenp, epp, bp, &wait); 23277c478bd9Sstevel@tonic-gate 23287c478bd9Sstevel@tonic-gate break; 23297c478bd9Sstevel@tonic-gate case USB_EP_ATTR_INTR: 23307c478bd9Sstevel@tonic-gate if (bp->b_flags & B_READ) { 23317c478bd9Sstevel@tonic-gate rval = ugen_epx_intr_IN_req(ugenp, epp, bp, &wait); 23327c478bd9Sstevel@tonic-gate } else { 23337c478bd9Sstevel@tonic-gate rval = ugen_epx_intr_OUT_req(ugenp, epp, bp, &wait); 23347c478bd9Sstevel@tonic-gate } 23357c478bd9Sstevel@tonic-gate 23367c478bd9Sstevel@tonic-gate break; 23377c478bd9Sstevel@tonic-gate case USB_EP_ATTR_ISOCH: 23380a05e705Slc if (bp->b_flags & B_READ) { 23390a05e705Slc rval = ugen_epx_isoc_IN_req(ugenp, epp, bp, &wait); 23400a05e705Slc } else { 23410a05e705Slc rval = ugen_epx_isoc_OUT_req(ugenp, epp, bp, &wait); 23420a05e705Slc } 23430a05e705Slc 23440a05e705Slc break; 23457c478bd9Sstevel@tonic-gate default: 23467c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 23477c478bd9Sstevel@tonic-gate rval = USB_INVALID_REQUEST; 23487c478bd9Sstevel@tonic-gate } 23497c478bd9Sstevel@tonic-gate 23507c478bd9Sstevel@tonic-gate /* if the xfer could not immediately be completed, block here */ 23517c478bd9Sstevel@tonic-gate if ((rval == USB_SUCCESS) && wait) { 23527c478bd9Sstevel@tonic-gate while (!epp->ep_done) { 23537c478bd9Sstevel@tonic-gate if ((cv_wait_sig(&epp->ep_wait_cv, 23547c478bd9Sstevel@tonic-gate &epp->ep_mutex) <= 0) && !epp->ep_done) { 23557c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_XFER, 23567c478bd9Sstevel@tonic-gate ugenp->ug_log_hdl, 23577c478bd9Sstevel@tonic-gate "ugen_epx_req: interrupted ep=0x%" PRIx64, 23587c478bd9Sstevel@tonic-gate UGEN_MINOR_EPIDX(ugenp, dev)); 23597c478bd9Sstevel@tonic-gate 23607c478bd9Sstevel@tonic-gate /* 23617c478bd9Sstevel@tonic-gate * blow away the request except for dflt pipe 23627c478bd9Sstevel@tonic-gate * (this is prevented in USBA) 23637c478bd9Sstevel@tonic-gate */ 23647c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 23657c478bd9Sstevel@tonic-gate usb_pipe_reset(ugenp->ug_dip, epp->ep_ph, 23667c478bd9Sstevel@tonic-gate USB_FLAGS_SLEEP, NULL, NULL); 23677c478bd9Sstevel@tonic-gate (void) usb_pipe_drain_reqs(ugenp->ug_dip, 23687c478bd9Sstevel@tonic-gate epp->ep_ph, 0, 23697c478bd9Sstevel@tonic-gate USB_FLAGS_SLEEP, NULL, NULL); 23707c478bd9Sstevel@tonic-gate 23717c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 23727c478bd9Sstevel@tonic-gate 23737c478bd9Sstevel@tonic-gate if (geterror(bp) == 0) { 23747c478bd9Sstevel@tonic-gate bioerror(bp, EINTR); 23757c478bd9Sstevel@tonic-gate } 23767c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = 23777c478bd9Sstevel@tonic-gate USB_LC_STAT_INTERRUPTED; 23787c478bd9Sstevel@tonic-gate 23797c478bd9Sstevel@tonic-gate break; 23807c478bd9Sstevel@tonic-gate } 23817c478bd9Sstevel@tonic-gate USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 23827c478bd9Sstevel@tonic-gate "ugen_epx_req: wakeup"); 23837c478bd9Sstevel@tonic-gate } 23847c478bd9Sstevel@tonic-gate } 23857c478bd9Sstevel@tonic-gate 23867c478bd9Sstevel@tonic-gate /* always set lcmd_status if there was a failure */ 23877c478bd9Sstevel@tonic-gate if ((rval != USB_SUCCESS) && 23887c478bd9Sstevel@tonic-gate (epp->ep_lcmd_status == USB_LC_STAT_NOERROR)) { 23897c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_UNSPECIFIED_ERR; 23907c478bd9Sstevel@tonic-gate } 23917c478bd9Sstevel@tonic-gate 23927c478bd9Sstevel@tonic-gate epp->ep_done = 0; 23937c478bd9Sstevel@tonic-gate epp->ep_bp = NULL; 23947c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 23957c478bd9Sstevel@tonic-gate 23967c478bd9Sstevel@tonic-gate usb_release_access(epp->ep_ser_cookie); 23977c478bd9Sstevel@tonic-gate USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 23987c478bd9Sstevel@tonic-gate "ugen_epx_req: done"); 23997c478bd9Sstevel@tonic-gate 24007c478bd9Sstevel@tonic-gate return (usb_rval2errno(rval)); 24017c478bd9Sstevel@tonic-gate } 24027c478bd9Sstevel@tonic-gate 24037c478bd9Sstevel@tonic-gate 24047c478bd9Sstevel@tonic-gate /* 24057c478bd9Sstevel@tonic-gate * handle control xfers 24067c478bd9Sstevel@tonic-gate */ 24077c478bd9Sstevel@tonic-gate static int 24087c478bd9Sstevel@tonic-gate ugen_epx_ctrl_req(ugen_state_t *ugenp, ugen_ep_t *epp, 24097c478bd9Sstevel@tonic-gate struct buf *bp, boolean_t *wait) 24107c478bd9Sstevel@tonic-gate { 24117c478bd9Sstevel@tonic-gate usb_ctrl_req_t *reqp = NULL; 24127c478bd9Sstevel@tonic-gate uchar_t *setup = ((uchar_t *)(bp->b_un.b_addr)); 24137c478bd9Sstevel@tonic-gate int rval; 24147c478bd9Sstevel@tonic-gate ushort_t wLength; 24157c478bd9Sstevel@tonic-gate 24167c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 24177c478bd9Sstevel@tonic-gate "ugen_epx_ctrl_req: epp=0x%p state=0x%x bp=0x%p", 2418112116d8Sfb (void *)epp, epp->ep_state, (void *)bp); 24197c478bd9Sstevel@tonic-gate 24207c478bd9Sstevel@tonic-gate /* is this a read following a write with setup data? */ 24217c478bd9Sstevel@tonic-gate if (bp->b_flags & B_READ) { 24227c478bd9Sstevel@tonic-gate if (epp->ep_data) { 2423d29f5a71Szhigang lu - Sun Microsystems - Beijing China int ep_len = MBLKL(epp->ep_data); 24247c478bd9Sstevel@tonic-gate int len = min(bp->b_bcount, ep_len); 24257c478bd9Sstevel@tonic-gate 24267c478bd9Sstevel@tonic-gate bcopy(epp->ep_data->b_rptr, bp->b_un.b_addr, len); 24277c478bd9Sstevel@tonic-gate epp->ep_data->b_rptr += len; 2428d29f5a71Szhigang lu - Sun Microsystems - Beijing China if (MBLKL(epp->ep_data) == 0) { 24297c478bd9Sstevel@tonic-gate freemsg(epp->ep_data); 24307c478bd9Sstevel@tonic-gate epp->ep_data = NULL; 24317c478bd9Sstevel@tonic-gate } 24327c478bd9Sstevel@tonic-gate bp->b_resid = bp->b_bcount - len; 24337c478bd9Sstevel@tonic-gate } else { 24347c478bd9Sstevel@tonic-gate bp->b_resid = bp->b_bcount; 24357c478bd9Sstevel@tonic-gate } 24367c478bd9Sstevel@tonic-gate 24377c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 24387c478bd9Sstevel@tonic-gate } 24397c478bd9Sstevel@tonic-gate 24407c478bd9Sstevel@tonic-gate /* discard old data if any */ 24417c478bd9Sstevel@tonic-gate if (epp->ep_data) { 24427c478bd9Sstevel@tonic-gate freemsg(epp->ep_data); 24437c478bd9Sstevel@tonic-gate epp->ep_data = NULL; 24447c478bd9Sstevel@tonic-gate } 24457c478bd9Sstevel@tonic-gate 24467c478bd9Sstevel@tonic-gate /* allocate and initialize request */ 24477c478bd9Sstevel@tonic-gate wLength = (setup[7] << 8) | setup[6]; 24487c478bd9Sstevel@tonic-gate reqp = usb_alloc_ctrl_req(ugenp->ug_dip, wLength, USB_FLAGS_NOSLEEP); 24497c478bd9Sstevel@tonic-gate if (reqp == NULL) { 24507c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_NO_RESOURCES; 24517c478bd9Sstevel@tonic-gate 24527c478bd9Sstevel@tonic-gate return (USB_NO_RESOURCES); 24537c478bd9Sstevel@tonic-gate } 24547c478bd9Sstevel@tonic-gate 24557c478bd9Sstevel@tonic-gate /* assume an LE data stream */ 24567c478bd9Sstevel@tonic-gate reqp->ctrl_bmRequestType = setup[0]; 24577c478bd9Sstevel@tonic-gate reqp->ctrl_bRequest = setup[1]; 24587c478bd9Sstevel@tonic-gate reqp->ctrl_wValue = (setup[3] << 8) | setup[2]; 24597c478bd9Sstevel@tonic-gate reqp->ctrl_wIndex = (setup[5] << 8) | setup[4]; 24607c478bd9Sstevel@tonic-gate reqp->ctrl_wLength = wLength; 24617c478bd9Sstevel@tonic-gate reqp->ctrl_timeout = ugen_ctrl_timeout; 24627c478bd9Sstevel@tonic-gate reqp->ctrl_attributes = USB_ATTRS_AUTOCLEARING | 24630a05e705Slc USB_ATTRS_SHORT_XFER_OK; 24647c478bd9Sstevel@tonic-gate reqp->ctrl_cb = ugen_epx_ctrl_req_cb; 24657c478bd9Sstevel@tonic-gate reqp->ctrl_exc_cb = ugen_epx_ctrl_req_cb; 24667c478bd9Sstevel@tonic-gate reqp->ctrl_client_private = (usb_opaque_t)ugenp; 24677c478bd9Sstevel@tonic-gate 24687c478bd9Sstevel@tonic-gate /* 24697c478bd9Sstevel@tonic-gate * is this a legal request? No accesses to device are 24707c478bd9Sstevel@tonic-gate * allowed if we don't own the device 24717c478bd9Sstevel@tonic-gate */ 24727c478bd9Sstevel@tonic-gate if (((reqp->ctrl_bmRequestType & USB_DEV_REQ_RCPT_MASK) == 24737c478bd9Sstevel@tonic-gate USB_DEV_REQ_RCPT_DEV) && 24747c478bd9Sstevel@tonic-gate (((reqp->ctrl_bmRequestType & USB_DEV_REQ_DIR_MASK) == 24757c478bd9Sstevel@tonic-gate USB_DEV_REQ_HOST_TO_DEV) && 24767c478bd9Sstevel@tonic-gate (usb_owns_device(ugenp->ug_dip) == B_FALSE))) { 24777c478bd9Sstevel@tonic-gate rval = USB_INVALID_PERM; 24787c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 24797c478bd9Sstevel@tonic-gate 24807c478bd9Sstevel@tonic-gate goto fail; 24817c478bd9Sstevel@tonic-gate } 24827c478bd9Sstevel@tonic-gate 24837c478bd9Sstevel@tonic-gate /* filter out set_cfg and set_if standard requests */ 24847c478bd9Sstevel@tonic-gate if ((reqp->ctrl_bmRequestType & USB_DEV_REQ_TYPE_MASK) == 24857c478bd9Sstevel@tonic-gate USB_DEV_REQ_TYPE_STANDARD) { 24867c478bd9Sstevel@tonic-gate switch (reqp->ctrl_bRequest) { 24877c478bd9Sstevel@tonic-gate case USB_REQ_SET_CFG: 24887c478bd9Sstevel@tonic-gate case USB_REQ_SET_IF: 24897c478bd9Sstevel@tonic-gate rval = USB_INVALID_REQUEST; 24907c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 24917c478bd9Sstevel@tonic-gate 24927c478bd9Sstevel@tonic-gate goto fail; 24937c478bd9Sstevel@tonic-gate default: 24947c478bd9Sstevel@tonic-gate 24957c478bd9Sstevel@tonic-gate break; 24967c478bd9Sstevel@tonic-gate } 24977c478bd9Sstevel@tonic-gate } 24987c478bd9Sstevel@tonic-gate 24997c478bd9Sstevel@tonic-gate /* is this from host to device? */ 25007c478bd9Sstevel@tonic-gate if (((reqp->ctrl_bmRequestType & USB_DEV_REQ_DIR_MASK) == 25017c478bd9Sstevel@tonic-gate USB_DEV_REQ_HOST_TO_DEV) && reqp->ctrl_wLength) { 25027c478bd9Sstevel@tonic-gate if (((bp->b_bcount - UGEN_SETUP_PKT_SIZE) - wLength) != 0) { 25037c478bd9Sstevel@tonic-gate rval = USB_INVALID_REQUEST; 25047c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 25057c478bd9Sstevel@tonic-gate 25067c478bd9Sstevel@tonic-gate goto fail; 25077c478bd9Sstevel@tonic-gate } 25087c478bd9Sstevel@tonic-gate bcopy(bp->b_un.b_addr + UGEN_SETUP_PKT_SIZE, 25097c478bd9Sstevel@tonic-gate reqp->ctrl_data->b_wptr, wLength); 25107c478bd9Sstevel@tonic-gate reqp->ctrl_data->b_wptr += wLength; 25117c478bd9Sstevel@tonic-gate } else if ((reqp->ctrl_bmRequestType & USB_DEV_REQ_DIR_MASK) == 25127c478bd9Sstevel@tonic-gate USB_DEV_REQ_DEV_TO_HOST) { 25137c478bd9Sstevel@tonic-gate if (bp->b_bcount != UGEN_SETUP_PKT_SIZE) { 25147c478bd9Sstevel@tonic-gate rval = USB_INVALID_REQUEST; 25157c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 25167c478bd9Sstevel@tonic-gate 25177c478bd9Sstevel@tonic-gate goto fail; 25187c478bd9Sstevel@tonic-gate } 25197c478bd9Sstevel@tonic-gate } 25207c478bd9Sstevel@tonic-gate 25217c478bd9Sstevel@tonic-gate /* submit the request */ 25227c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 25237c478bd9Sstevel@tonic-gate rval = usb_pipe_ctrl_xfer(epp->ep_ph, reqp, USB_FLAGS_NOSLEEP); 25247c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 25257c478bd9Sstevel@tonic-gate if (rval != USB_SUCCESS) { 25267c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = 25277c478bd9Sstevel@tonic-gate ugen_cr2lcstat(reqp->ctrl_completion_reason); 25287c478bd9Sstevel@tonic-gate 25297c478bd9Sstevel@tonic-gate goto fail; 25307c478bd9Sstevel@tonic-gate } 25317c478bd9Sstevel@tonic-gate done: 25327c478bd9Sstevel@tonic-gate *wait = B_TRUE; 25337c478bd9Sstevel@tonic-gate 25347c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 25357c478bd9Sstevel@tonic-gate fail: 25367c478bd9Sstevel@tonic-gate *wait = B_FALSE; 25377c478bd9Sstevel@tonic-gate 25387c478bd9Sstevel@tonic-gate usb_free_ctrl_req(reqp); 25397c478bd9Sstevel@tonic-gate 25407c478bd9Sstevel@tonic-gate return (rval); 25417c478bd9Sstevel@tonic-gate } 25427c478bd9Sstevel@tonic-gate 25437c478bd9Sstevel@tonic-gate 25447c478bd9Sstevel@tonic-gate /* 25457c478bd9Sstevel@tonic-gate * callback for control requests, normal and exception completion 25467c478bd9Sstevel@tonic-gate */ 25477c478bd9Sstevel@tonic-gate static void 25487c478bd9Sstevel@tonic-gate ugen_epx_ctrl_req_cb(usb_pipe_handle_t ph, usb_ctrl_req_t *reqp) 25497c478bd9Sstevel@tonic-gate { 25507c478bd9Sstevel@tonic-gate ugen_state_t *ugenp = (ugen_state_t *)reqp->ctrl_client_private; 25517c478bd9Sstevel@tonic-gate ugen_ep_t *epp = (ugen_ep_t *)usb_pipe_get_private(ph); 25527c478bd9Sstevel@tonic-gate 25537c478bd9Sstevel@tonic-gate if (epp == NULL) { 25547c478bd9Sstevel@tonic-gate epp = &ugenp->ug_ep[0]; 25557c478bd9Sstevel@tonic-gate } 25567c478bd9Sstevel@tonic-gate 25577c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 25587c478bd9Sstevel@tonic-gate 25597c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 25607c478bd9Sstevel@tonic-gate "ugen_epx_ctrl_req_cb:\n\t" 25617c478bd9Sstevel@tonic-gate "epp=0x%p state=0x%x ph=0x%p reqp=0x%p cr=%d cb=0x%x", 2562112116d8Sfb (void *)epp, epp->ep_state, (void *)ph, (void *)reqp, 2563112116d8Sfb reqp->ctrl_completion_reason, reqp->ctrl_cb_flags); 25647c478bd9Sstevel@tonic-gate 25657c478bd9Sstevel@tonic-gate ASSERT((reqp->ctrl_cb_flags & USB_CB_INTR_CONTEXT) == 0); 25667c478bd9Sstevel@tonic-gate 25677c478bd9Sstevel@tonic-gate /* save any data for the next read */ 25687c478bd9Sstevel@tonic-gate switch (reqp->ctrl_completion_reason) { 25697c478bd9Sstevel@tonic-gate case USB_CR_OK: 25707c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_NOERROR; 25717c478bd9Sstevel@tonic-gate 25727c478bd9Sstevel@tonic-gate break; 25737c478bd9Sstevel@tonic-gate case USB_CR_PIPE_RESET: 25747c478bd9Sstevel@tonic-gate 25757c478bd9Sstevel@tonic-gate break; 25767c478bd9Sstevel@tonic-gate default: 25777c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = 25787c478bd9Sstevel@tonic-gate ugen_cr2lcstat(reqp->ctrl_completion_reason); 25797c478bd9Sstevel@tonic-gate if (epp->ep_bp) { 25807c478bd9Sstevel@tonic-gate bioerror(epp->ep_bp, EIO); 25817c478bd9Sstevel@tonic-gate } 25827c478bd9Sstevel@tonic-gate 25837c478bd9Sstevel@tonic-gate break; 25847c478bd9Sstevel@tonic-gate } 25857c478bd9Sstevel@tonic-gate 25867c478bd9Sstevel@tonic-gate if (reqp->ctrl_data) { 25877c478bd9Sstevel@tonic-gate ASSERT(epp->ep_data == NULL); 25887c478bd9Sstevel@tonic-gate epp->ep_data = reqp->ctrl_data; 25897c478bd9Sstevel@tonic-gate reqp->ctrl_data = NULL; 25907c478bd9Sstevel@tonic-gate } 25917c478bd9Sstevel@tonic-gate epp->ep_done++; 25927c478bd9Sstevel@tonic-gate cv_signal(&epp->ep_wait_cv); 25937c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 25947c478bd9Sstevel@tonic-gate 25957c478bd9Sstevel@tonic-gate usb_free_ctrl_req(reqp); 25967c478bd9Sstevel@tonic-gate 25977c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 25987c478bd9Sstevel@tonic-gate "ugen_epx_ctrl_req_cb: done"); 25997c478bd9Sstevel@tonic-gate } 26007c478bd9Sstevel@tonic-gate 26017c478bd9Sstevel@tonic-gate 26027c478bd9Sstevel@tonic-gate /* 26037c478bd9Sstevel@tonic-gate * handle bulk xfers 26047c478bd9Sstevel@tonic-gate */ 26057c478bd9Sstevel@tonic-gate static int 26067c478bd9Sstevel@tonic-gate ugen_epx_bulk_req(ugen_state_t *ugenp, ugen_ep_t *epp, 26077c478bd9Sstevel@tonic-gate struct buf *bp, boolean_t *wait) 26087c478bd9Sstevel@tonic-gate { 26097c478bd9Sstevel@tonic-gate int rval; 26107c478bd9Sstevel@tonic-gate usb_bulk_req_t *reqp = usb_alloc_bulk_req(ugenp->ug_dip, 26110a05e705Slc bp->b_bcount, USB_FLAGS_NOSLEEP); 26127c478bd9Sstevel@tonic-gate 26137c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 26147c478bd9Sstevel@tonic-gate "ugen_epx_bulk_req: epp=0x%p state=0x%x bp=0x%p", 2615112116d8Sfb (void *)epp, epp->ep_state, (void *)bp); 26167c478bd9Sstevel@tonic-gate 26177c478bd9Sstevel@tonic-gate if (reqp == NULL) { 26187c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_NO_RESOURCES; 26197c478bd9Sstevel@tonic-gate 26207c478bd9Sstevel@tonic-gate return (USB_NO_RESOURCES); 26217c478bd9Sstevel@tonic-gate } 26227c478bd9Sstevel@tonic-gate 26237c478bd9Sstevel@tonic-gate ASSERT(epp->ep_state & UGEN_EP_STATE_XS_OPEN); 26247c478bd9Sstevel@tonic-gate 26257c478bd9Sstevel@tonic-gate /* 26267c478bd9Sstevel@tonic-gate * the transfer count is limited in minphys with what the HCD can 26277c478bd9Sstevel@tonic-gate * do 26287c478bd9Sstevel@tonic-gate */ 26297c478bd9Sstevel@tonic-gate reqp->bulk_len = bp->b_bcount; 26307c478bd9Sstevel@tonic-gate reqp->bulk_timeout = ugen_bulk_timeout; 26317c478bd9Sstevel@tonic-gate reqp->bulk_client_private = (usb_opaque_t)ugenp; 26327c478bd9Sstevel@tonic-gate reqp->bulk_attributes = USB_ATTRS_AUTOCLEARING; 26337c478bd9Sstevel@tonic-gate reqp->bulk_cb = ugen_epx_bulk_req_cb; 26347c478bd9Sstevel@tonic-gate reqp->bulk_exc_cb = ugen_epx_bulk_req_cb; 26357c478bd9Sstevel@tonic-gate 26367c478bd9Sstevel@tonic-gate /* copy data into bp for OUT pipes */ 26377c478bd9Sstevel@tonic-gate if ((UGEN_XFER_DIR(epp) & USB_EP_DIR_IN) == 0) { 26387c478bd9Sstevel@tonic-gate bcopy(epp->ep_bp->b_un.b_addr, reqp->bulk_data->b_rptr, 26390a05e705Slc bp->b_bcount); 26407c478bd9Sstevel@tonic-gate reqp->bulk_data->b_wptr += bp->b_bcount; 26417c478bd9Sstevel@tonic-gate } else { 26427c478bd9Sstevel@tonic-gate reqp->bulk_attributes |= USB_ATTRS_SHORT_XFER_OK; 26437c478bd9Sstevel@tonic-gate } 26447c478bd9Sstevel@tonic-gate 26457c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 26467c478bd9Sstevel@tonic-gate if ((rval = usb_pipe_bulk_xfer(epp->ep_ph, reqp, 26477c478bd9Sstevel@tonic-gate USB_FLAGS_NOSLEEP)) != USB_SUCCESS) { 26487c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 26497c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = 26507c478bd9Sstevel@tonic-gate ugen_cr2lcstat(reqp->bulk_completion_reason); 26517c478bd9Sstevel@tonic-gate usb_free_bulk_req(reqp); 26527c478bd9Sstevel@tonic-gate bioerror(bp, EIO); 26537c478bd9Sstevel@tonic-gate } else { 26547c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 26557c478bd9Sstevel@tonic-gate } 26567c478bd9Sstevel@tonic-gate *wait = (rval == USB_SUCCESS) ? B_TRUE : B_FALSE; 26577c478bd9Sstevel@tonic-gate 26587c478bd9Sstevel@tonic-gate return (rval); 26597c478bd9Sstevel@tonic-gate } 26607c478bd9Sstevel@tonic-gate 26617c478bd9Sstevel@tonic-gate 26627c478bd9Sstevel@tonic-gate /* 26637c478bd9Sstevel@tonic-gate * normal and exception bulk request callback 26647c478bd9Sstevel@tonic-gate */ 26657c478bd9Sstevel@tonic-gate static void 26667c478bd9Sstevel@tonic-gate ugen_epx_bulk_req_cb(usb_pipe_handle_t ph, usb_bulk_req_t *reqp) 26677c478bd9Sstevel@tonic-gate { 26687c478bd9Sstevel@tonic-gate ugen_state_t *ugenp = (ugen_state_t *)reqp->bulk_client_private; 26697c478bd9Sstevel@tonic-gate ugen_ep_t *epp = (ugen_ep_t *)usb_pipe_get_private(ph); 26707c478bd9Sstevel@tonic-gate 26717c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 26727c478bd9Sstevel@tonic-gate "ugen_epx_bulk_req_cb: ph=0x%p reqp=0x%p cr=%d cb=0x%x", 2673112116d8Sfb (void *)ph, (void *)reqp, reqp->bulk_completion_reason, 2674112116d8Sfb reqp->bulk_cb_flags); 26757c478bd9Sstevel@tonic-gate 26767c478bd9Sstevel@tonic-gate ASSERT((reqp->bulk_cb_flags & USB_CB_INTR_CONTEXT) == 0); 26777c478bd9Sstevel@tonic-gate 26787c478bd9Sstevel@tonic-gate /* epp might be NULL if we are closing the pipe */ 26797c478bd9Sstevel@tonic-gate if (epp) { 26807c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 26817c478bd9Sstevel@tonic-gate if (epp->ep_bp && reqp->bulk_data) { 2682d29f5a71Szhigang lu - Sun Microsystems - Beijing China int len = min(MBLKL(reqp->bulk_data), 26830a05e705Slc epp->ep_bp->b_bcount); 26847c478bd9Sstevel@tonic-gate if (UGEN_XFER_DIR(epp) & USB_EP_DIR_IN) { 26857c478bd9Sstevel@tonic-gate if (len) { 26867c478bd9Sstevel@tonic-gate bcopy(reqp->bulk_data->b_rptr, 26877c478bd9Sstevel@tonic-gate epp->ep_bp->b_un.b_addr, len); 26887c478bd9Sstevel@tonic-gate epp->ep_bp->b_resid = 26897c478bd9Sstevel@tonic-gate epp->ep_bp->b_bcount - len; 26907c478bd9Sstevel@tonic-gate } 26917c478bd9Sstevel@tonic-gate } else { 26927c478bd9Sstevel@tonic-gate epp->ep_bp->b_resid = 26930a05e705Slc epp->ep_bp->b_bcount - len; 26947c478bd9Sstevel@tonic-gate } 26957c478bd9Sstevel@tonic-gate } 26967c478bd9Sstevel@tonic-gate switch (reqp->bulk_completion_reason) { 26977c478bd9Sstevel@tonic-gate case USB_CR_OK: 26987c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_NOERROR; 26997c478bd9Sstevel@tonic-gate 27007c478bd9Sstevel@tonic-gate break; 27017c478bd9Sstevel@tonic-gate case USB_CR_PIPE_RESET: 27027c478bd9Sstevel@tonic-gate 27037c478bd9Sstevel@tonic-gate break; 27047c478bd9Sstevel@tonic-gate default: 27057c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = 27067c478bd9Sstevel@tonic-gate ugen_cr2lcstat(reqp->bulk_completion_reason); 27077c478bd9Sstevel@tonic-gate if (epp->ep_bp) { 27087c478bd9Sstevel@tonic-gate bioerror(epp->ep_bp, EIO); 27097c478bd9Sstevel@tonic-gate } 27107c478bd9Sstevel@tonic-gate } 27117c478bd9Sstevel@tonic-gate epp->ep_done++; 27127c478bd9Sstevel@tonic-gate cv_signal(&epp->ep_wait_cv); 27137c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 27147c478bd9Sstevel@tonic-gate } 27157c478bd9Sstevel@tonic-gate 27167c478bd9Sstevel@tonic-gate usb_free_bulk_req(reqp); 27177c478bd9Sstevel@tonic-gate } 27187c478bd9Sstevel@tonic-gate 27197c478bd9Sstevel@tonic-gate 27207c478bd9Sstevel@tonic-gate /* 27217c478bd9Sstevel@tonic-gate * handle intr IN xfers 27227c478bd9Sstevel@tonic-gate */ 27237c478bd9Sstevel@tonic-gate static int 27247c478bd9Sstevel@tonic-gate ugen_epx_intr_IN_req(ugen_state_t *ugenp, ugen_ep_t *epp, 27257c478bd9Sstevel@tonic-gate struct buf *bp, boolean_t *wait) 27267c478bd9Sstevel@tonic-gate { 27277c478bd9Sstevel@tonic-gate int len = 0; 27287c478bd9Sstevel@tonic-gate int rval = USB_SUCCESS; 27297c478bd9Sstevel@tonic-gate 27307c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 27317c478bd9Sstevel@tonic-gate "ugen_epx_intr_IN_req: epp=0x%p state=0x%x bp=0x%p", 2732112116d8Sfb (void *)epp, epp->ep_state, (void *)bp); 27337c478bd9Sstevel@tonic-gate 27347c478bd9Sstevel@tonic-gate *wait = B_FALSE; 27357c478bd9Sstevel@tonic-gate 27367c478bd9Sstevel@tonic-gate /* can we satisfy this read? */ 27377c478bd9Sstevel@tonic-gate if (epp->ep_data) { 2738d29f5a71Szhigang lu - Sun Microsystems - Beijing China len = min(MBLKL(epp->ep_data), 27390a05e705Slc bp->b_bcount); 27407c478bd9Sstevel@tonic-gate } 27417c478bd9Sstevel@tonic-gate 27427c478bd9Sstevel@tonic-gate /* 27437c478bd9Sstevel@tonic-gate * if polling not active, restart, and return failure 27447c478bd9Sstevel@tonic-gate * immediately unless one xfer mode has been requested 27457c478bd9Sstevel@tonic-gate * if there is some data, return a short read 27467c478bd9Sstevel@tonic-gate */ 27477c478bd9Sstevel@tonic-gate if ((epp->ep_state & UGEN_EP_STATE_INTR_IN_POLLING_ON) == 0) { 27487c478bd9Sstevel@tonic-gate if (len == 0) { 27497c478bd9Sstevel@tonic-gate if (!epp->ep_one_xfer) { 27507c478bd9Sstevel@tonic-gate rval = USB_FAILURE; 27517c478bd9Sstevel@tonic-gate if (epp->ep_lcmd_status == 27527c478bd9Sstevel@tonic-gate USB_LC_STAT_NOERROR) { 27537c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = 27540a05e705Slc USB_LC_STAT_INTR_BUF_FULL; 27557c478bd9Sstevel@tonic-gate } 27567c478bd9Sstevel@tonic-gate } 27577c478bd9Sstevel@tonic-gate if (ugen_epx_intr_IN_start_polling(ugenp, 27587c478bd9Sstevel@tonic-gate epp) != USB_SUCCESS) { 27597c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = 27607c478bd9Sstevel@tonic-gate USB_LC_STAT_INTR_POLLING_FAILED; 27617c478bd9Sstevel@tonic-gate } 27627c478bd9Sstevel@tonic-gate if (epp->ep_one_xfer) { 27637c478bd9Sstevel@tonic-gate *wait = B_TRUE; 27647c478bd9Sstevel@tonic-gate } 27657c478bd9Sstevel@tonic-gate goto done; 27667c478bd9Sstevel@tonic-gate } else if (epp->ep_data && (len < bp->b_bcount)) { 27677c478bd9Sstevel@tonic-gate bcopy(epp->ep_data->b_rptr, bp->b_un.b_addr, len); 27687c478bd9Sstevel@tonic-gate bp->b_resid = bp->b_bcount - len; 27697c478bd9Sstevel@tonic-gate epp->ep_data->b_rptr += len; 27707c478bd9Sstevel@tonic-gate 27717c478bd9Sstevel@tonic-gate goto done; 27727c478bd9Sstevel@tonic-gate } 27737c478bd9Sstevel@tonic-gate } 27747c478bd9Sstevel@tonic-gate 27757c478bd9Sstevel@tonic-gate /* 27767c478bd9Sstevel@tonic-gate * if there is data or FNDELAY, return available data 27777c478bd9Sstevel@tonic-gate */ 27787c478bd9Sstevel@tonic-gate if ((len >= bp->b_bcount) || 27797c478bd9Sstevel@tonic-gate (epp->ep_xfer_oflag & (FNDELAY | FNONBLOCK))) { 27807c478bd9Sstevel@tonic-gate if (epp->ep_data) { 27817c478bd9Sstevel@tonic-gate bcopy(epp->ep_data->b_rptr, bp->b_un.b_addr, len); 27827c478bd9Sstevel@tonic-gate epp->ep_data->b_rptr += len; 27837c478bd9Sstevel@tonic-gate bp->b_resid = bp->b_bcount - len; 27847c478bd9Sstevel@tonic-gate } else { 27857c478bd9Sstevel@tonic-gate bp->b_resid = bp->b_bcount; 27867c478bd9Sstevel@tonic-gate } 27877c478bd9Sstevel@tonic-gate } else { 27887c478bd9Sstevel@tonic-gate /* otherwise just wait for data */ 27897c478bd9Sstevel@tonic-gate *wait = B_TRUE; 27907c478bd9Sstevel@tonic-gate } 27917c478bd9Sstevel@tonic-gate 27927c478bd9Sstevel@tonic-gate done: 27937c478bd9Sstevel@tonic-gate if (epp->ep_data && (epp->ep_data->b_rptr == epp->ep_data->b_wptr)) { 27947c478bd9Sstevel@tonic-gate freemsg(epp->ep_data); 27957c478bd9Sstevel@tonic-gate epp->ep_data = NULL; 27967c478bd9Sstevel@tonic-gate } 27977c478bd9Sstevel@tonic-gate 27987c478bd9Sstevel@tonic-gate if (*wait) { 27997c478bd9Sstevel@tonic-gate ASSERT(epp->ep_state & UGEN_EP_STATE_INTR_IN_POLLING_ON); 28007c478bd9Sstevel@tonic-gate } 28017c478bd9Sstevel@tonic-gate 28027c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 28037c478bd9Sstevel@tonic-gate "ugen_epx_intr_IN_req end: rval=%d bcount=%lu len=%d data=0x%p", 2804112116d8Sfb rval, bp->b_bcount, len, (void *)epp->ep_data); 28057c478bd9Sstevel@tonic-gate 28067c478bd9Sstevel@tonic-gate return (rval); 28077c478bd9Sstevel@tonic-gate } 28087c478bd9Sstevel@tonic-gate 28097c478bd9Sstevel@tonic-gate 28107c478bd9Sstevel@tonic-gate /* 28117c478bd9Sstevel@tonic-gate * Start polling on interrupt endpoint, synchronously 28127c478bd9Sstevel@tonic-gate */ 28137c478bd9Sstevel@tonic-gate static int 28147c478bd9Sstevel@tonic-gate ugen_epx_intr_IN_start_polling(ugen_state_t *ugenp, ugen_ep_t *epp) 28157c478bd9Sstevel@tonic-gate { 28167c478bd9Sstevel@tonic-gate int rval = USB_FAILURE; 28177c478bd9Sstevel@tonic-gate usb_intr_req_t *reqp; 28187c478bd9Sstevel@tonic-gate usb_flags_t uflag; 28197c478bd9Sstevel@tonic-gate 28207c478bd9Sstevel@tonic-gate /* 28217c478bd9Sstevel@tonic-gate * if polling is being stopped, we restart polling in the 28227c478bd9Sstevel@tonic-gate * interrrupt callback again 28237c478bd9Sstevel@tonic-gate */ 28247c478bd9Sstevel@tonic-gate if (epp->ep_state & UGEN_EP_STATE_INTR_IN_POLLING_IS_STOPPED) { 28257c478bd9Sstevel@tonic-gate 28267c478bd9Sstevel@tonic-gate return (rval); 28277c478bd9Sstevel@tonic-gate } 28287c478bd9Sstevel@tonic-gate if ((epp->ep_state & UGEN_EP_STATE_INTR_IN_POLLING_ON) == 0) { 28297c478bd9Sstevel@tonic-gate USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 28307c478bd9Sstevel@tonic-gate "ugen_epx_intr_IN_start_polling: epp=0x%p state=0x%x", 2831112116d8Sfb (void *)epp, epp->ep_state); 28327c478bd9Sstevel@tonic-gate 28337c478bd9Sstevel@tonic-gate epp->ep_state |= UGEN_EP_STATE_INTR_IN_POLLING_ON; 28347c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 28357c478bd9Sstevel@tonic-gate 28367c478bd9Sstevel@tonic-gate reqp = usb_alloc_intr_req(ugenp->ug_dip, 0, 28370a05e705Slc USB_FLAGS_SLEEP); 28387c478bd9Sstevel@tonic-gate reqp->intr_client_private = (usb_opaque_t)ugenp; 28397c478bd9Sstevel@tonic-gate 28407c478bd9Sstevel@tonic-gate reqp->intr_attributes = USB_ATTRS_AUTOCLEARING | 28410a05e705Slc USB_ATTRS_SHORT_XFER_OK; 28427c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 28437c478bd9Sstevel@tonic-gate if (epp->ep_one_xfer) { 28447c478bd9Sstevel@tonic-gate reqp->intr_attributes |= USB_ATTRS_ONE_XFER; 28457c478bd9Sstevel@tonic-gate uflag = USB_FLAGS_NOSLEEP; 28467c478bd9Sstevel@tonic-gate } else { 28477c478bd9Sstevel@tonic-gate uflag = USB_FLAGS_SLEEP; 28487c478bd9Sstevel@tonic-gate } 28497c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 28507c478bd9Sstevel@tonic-gate 28517c478bd9Sstevel@tonic-gate reqp->intr_len = epp->ep_descr.wMaxPacketSize; 28527c478bd9Sstevel@tonic-gate reqp->intr_cb = ugen_epx_intr_IN_req_cb; 28537c478bd9Sstevel@tonic-gate reqp->intr_exc_cb = ugen_epx_intr_IN_req_cb; 28547c478bd9Sstevel@tonic-gate 28557c478bd9Sstevel@tonic-gate 28567c478bd9Sstevel@tonic-gate if ((rval = usb_pipe_intr_xfer(epp->ep_ph, reqp, 28577c478bd9Sstevel@tonic-gate uflag)) != USB_SUCCESS) { 28587c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 28597c478bd9Sstevel@tonic-gate "ugen_epx_intr_IN_start_polling: failed %d", rval); 28607c478bd9Sstevel@tonic-gate usb_free_intr_req(reqp); 28617c478bd9Sstevel@tonic-gate } 28627c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 28637c478bd9Sstevel@tonic-gate if (rval != USB_SUCCESS) { 28647c478bd9Sstevel@tonic-gate epp->ep_state &= ~UGEN_EP_STATE_INTR_IN_POLLING_ON; 28657c478bd9Sstevel@tonic-gate } 28667c478bd9Sstevel@tonic-gate } else { 28677c478bd9Sstevel@tonic-gate rval = USB_SUCCESS; 28687c478bd9Sstevel@tonic-gate } 28697c478bd9Sstevel@tonic-gate 28707c478bd9Sstevel@tonic-gate return (rval); 28717c478bd9Sstevel@tonic-gate } 28727c478bd9Sstevel@tonic-gate 28737c478bd9Sstevel@tonic-gate 28747c478bd9Sstevel@tonic-gate /* 28757c478bd9Sstevel@tonic-gate * stop polling on an interrupt endpoint, asynchronously 28767c478bd9Sstevel@tonic-gate */ 28777c478bd9Sstevel@tonic-gate static void 28787c478bd9Sstevel@tonic-gate ugen_epx_intr_IN_stop_polling(ugen_state_t *ugenp, ugen_ep_t *epp) 28797c478bd9Sstevel@tonic-gate { 28807c478bd9Sstevel@tonic-gate if ((epp->ep_state & UGEN_EP_STATE_INTR_IN_POLLING_ON) && 28817c478bd9Sstevel@tonic-gate ((epp->ep_state & UGEN_EP_STATE_INTR_IN_POLLING_IS_STOPPED) == 0)) { 28827c478bd9Sstevel@tonic-gate 28837c478bd9Sstevel@tonic-gate USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 28847c478bd9Sstevel@tonic-gate "ugen_epx_intr_IN_stop_polling: epp=0x%p state=0x%x", 2885112116d8Sfb (void *)epp, epp->ep_state); 28867c478bd9Sstevel@tonic-gate 28877c478bd9Sstevel@tonic-gate epp->ep_state |= UGEN_EP_STATE_INTR_IN_POLLING_IS_STOPPED; 28887c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 28897c478bd9Sstevel@tonic-gate usb_pipe_stop_intr_polling(epp->ep_ph, USB_FLAGS_NOSLEEP); 28907c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 28917c478bd9Sstevel@tonic-gate } 28927c478bd9Sstevel@tonic-gate } 28937c478bd9Sstevel@tonic-gate 28947c478bd9Sstevel@tonic-gate 28957c478bd9Sstevel@tonic-gate /* 28967c478bd9Sstevel@tonic-gate * poll management 28977c478bd9Sstevel@tonic-gate */ 28987c478bd9Sstevel@tonic-gate static void 28997c478bd9Sstevel@tonic-gate ugen_epx_intr_IN_poll_wakeup(ugen_state_t *ugenp, ugen_ep_t *epp) 29007c478bd9Sstevel@tonic-gate { 29017c478bd9Sstevel@tonic-gate if (epp->ep_state & UGEN_EP_STATE_INTR_IN_POLL_PENDING) { 29027c478bd9Sstevel@tonic-gate struct pollhead *phpp = &epp->ep_pollhead; 29037c478bd9Sstevel@tonic-gate 29047c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 29057c478bd9Sstevel@tonic-gate "ugen_epx_intr_IN_poll_wakeup: state=0x%x", epp->ep_state); 29067c478bd9Sstevel@tonic-gate 29077c478bd9Sstevel@tonic-gate epp->ep_state &= ~UGEN_EP_STATE_INTR_IN_POLL_PENDING; 29087c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 29097c478bd9Sstevel@tonic-gate pollwakeup(phpp, POLLIN); 29107c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 29117c478bd9Sstevel@tonic-gate } 29127c478bd9Sstevel@tonic-gate } 29137c478bd9Sstevel@tonic-gate 29147c478bd9Sstevel@tonic-gate 29157c478bd9Sstevel@tonic-gate /* 29167c478bd9Sstevel@tonic-gate * callback functions for interrupt IN pipe 29177c478bd9Sstevel@tonic-gate */ 29187c478bd9Sstevel@tonic-gate static void 29197c478bd9Sstevel@tonic-gate ugen_epx_intr_IN_req_cb(usb_pipe_handle_t ph, usb_intr_req_t *reqp) 29207c478bd9Sstevel@tonic-gate { 29217c478bd9Sstevel@tonic-gate ugen_state_t *ugenp = (ugen_state_t *)reqp->intr_client_private; 29227c478bd9Sstevel@tonic-gate ugen_ep_t *epp = (ugen_ep_t *)usb_pipe_get_private(ph); 29237c478bd9Sstevel@tonic-gate 29247c478bd9Sstevel@tonic-gate if (epp == NULL) { 29257c478bd9Sstevel@tonic-gate /* pipe is closing */ 29267c478bd9Sstevel@tonic-gate 29277c478bd9Sstevel@tonic-gate goto done; 29287c478bd9Sstevel@tonic-gate } 29297c478bd9Sstevel@tonic-gate 29307c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 29317c478bd9Sstevel@tonic-gate 29327c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 29337c478bd9Sstevel@tonic-gate "ugen_epx_intr_IN_req_cb:\n\t" 2934112116d8Sfb "epp=0x%p state=0x%x ph=0x%p reqp=0x%p cr=%d cb=0x%x len=%ld", 2935112116d8Sfb (void *)epp, epp->ep_state, (void *)ph, (void *)reqp, 2936112116d8Sfb reqp->intr_completion_reason, reqp->intr_cb_flags, 29377c478bd9Sstevel@tonic-gate (reqp->intr_data == NULL) ? 0 : 2938d29f5a71Szhigang lu - Sun Microsystems - Beijing China MBLKL(reqp->intr_data)); 29397c478bd9Sstevel@tonic-gate 29407c478bd9Sstevel@tonic-gate ASSERT((reqp->intr_cb_flags & USB_CB_INTR_CONTEXT) == 0); 29417c478bd9Sstevel@tonic-gate 29427c478bd9Sstevel@tonic-gate if (epp->ep_data && reqp->intr_data) { 29437c478bd9Sstevel@tonic-gate mblk_t *mp; 29447c478bd9Sstevel@tonic-gate 29457c478bd9Sstevel@tonic-gate USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 29460a05e705Slc "intr ep%x coalesce data", epp->ep_descr.bEndpointAddress); 29477c478bd9Sstevel@tonic-gate 29487c478bd9Sstevel@tonic-gate /* coalesce the data into one mblk */ 29497c478bd9Sstevel@tonic-gate epp->ep_data->b_cont = reqp->intr_data; 29507c478bd9Sstevel@tonic-gate if ((mp = msgpullup(epp->ep_data, -1)) != NULL) { 29517c478bd9Sstevel@tonic-gate reqp->intr_data = NULL; 29527c478bd9Sstevel@tonic-gate freemsg(epp->ep_data); 29537c478bd9Sstevel@tonic-gate epp->ep_data = mp; 29547c478bd9Sstevel@tonic-gate } else { 29557c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 29567c478bd9Sstevel@tonic-gate "msgpullup failed, discard data"); 29577c478bd9Sstevel@tonic-gate epp->ep_data->b_cont = NULL; 29587c478bd9Sstevel@tonic-gate } 29597c478bd9Sstevel@tonic-gate } else if (reqp->intr_data) { 29607c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 29617c478bd9Sstevel@tonic-gate "setting ep_data"); 29627c478bd9Sstevel@tonic-gate 29637c478bd9Sstevel@tonic-gate epp->ep_data = reqp->intr_data; 29647c478bd9Sstevel@tonic-gate reqp->intr_data = NULL; 29657c478bd9Sstevel@tonic-gate } 29667c478bd9Sstevel@tonic-gate 29677c478bd9Sstevel@tonic-gate switch (reqp->intr_completion_reason) { 29687c478bd9Sstevel@tonic-gate case USB_CR_OK: 29697c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_NOERROR; 29707c478bd9Sstevel@tonic-gate 29717c478bd9Sstevel@tonic-gate break; 29727c478bd9Sstevel@tonic-gate case USB_CR_PIPE_RESET: 29737c478bd9Sstevel@tonic-gate case USB_CR_STOPPED_POLLING: 29747c478bd9Sstevel@tonic-gate 29757c478bd9Sstevel@tonic-gate break; 29767c478bd9Sstevel@tonic-gate default: 29777c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = 29787c478bd9Sstevel@tonic-gate ugen_cr2lcstat(reqp->intr_completion_reason); 29797c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 29807c478bd9Sstevel@tonic-gate "ugen_exp_intr_cb_req: lcmd_status=0x%x", 29817c478bd9Sstevel@tonic-gate epp->ep_lcmd_status); 29827c478bd9Sstevel@tonic-gate 29837c478bd9Sstevel@tonic-gate break; 29847c478bd9Sstevel@tonic-gate } 29857c478bd9Sstevel@tonic-gate 29867c478bd9Sstevel@tonic-gate /* any non-zero completion reason stops polling */ 29877c478bd9Sstevel@tonic-gate if ((reqp->intr_completion_reason) || 29887c478bd9Sstevel@tonic-gate (epp->ep_one_xfer)) { 29897c478bd9Sstevel@tonic-gate epp->ep_state &= ~(UGEN_EP_STATE_INTR_IN_POLLING_ON | 29900a05e705Slc UGEN_EP_STATE_INTR_IN_POLLING_IS_STOPPED); 29917c478bd9Sstevel@tonic-gate } 29927c478bd9Sstevel@tonic-gate 29937c478bd9Sstevel@tonic-gate /* is there a poll pending? should we stop polling? */ 29947c478bd9Sstevel@tonic-gate if (epp->ep_data) { 29957c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 2996112116d8Sfb "ugen_epx_intr_IN_req_cb: data len=0x%lx", 2997d29f5a71Szhigang lu - Sun Microsystems - Beijing China MBLKL(epp->ep_data)); 29987c478bd9Sstevel@tonic-gate 29997c478bd9Sstevel@tonic-gate ugen_epx_intr_IN_poll_wakeup(ugenp, epp); 30007c478bd9Sstevel@tonic-gate 30017c478bd9Sstevel@tonic-gate /* if there is no space left, stop polling */ 30027c478bd9Sstevel@tonic-gate if (epp->ep_data && 3003d29f5a71Szhigang lu - Sun Microsystems - Beijing China (MBLKL(epp->ep_data) >= 30047c478bd9Sstevel@tonic-gate epp->ep_buf_limit)) { 30057c478bd9Sstevel@tonic-gate ugen_epx_intr_IN_stop_polling(ugenp, epp); 30067c478bd9Sstevel@tonic-gate } 30077c478bd9Sstevel@tonic-gate } 30087c478bd9Sstevel@tonic-gate 30097c478bd9Sstevel@tonic-gate if (reqp->intr_completion_reason && epp->ep_bp) { 30107c478bd9Sstevel@tonic-gate bioerror(epp->ep_bp, EIO); 30117c478bd9Sstevel@tonic-gate epp->ep_done++; 30127c478bd9Sstevel@tonic-gate cv_signal(&epp->ep_wait_cv); 30137c478bd9Sstevel@tonic-gate 30147c478bd9Sstevel@tonic-gate /* can we satisfy the read now */ 30157c478bd9Sstevel@tonic-gate } else if (epp->ep_data && epp->ep_bp && 30167c478bd9Sstevel@tonic-gate (!epp->ep_done || epp->ep_one_xfer)) { 30177c478bd9Sstevel@tonic-gate boolean_t wait; 30187c478bd9Sstevel@tonic-gate 30197c478bd9Sstevel@tonic-gate if ((ugen_epx_intr_IN_req(ugenp, epp, epp->ep_bp, &wait) == 30207c478bd9Sstevel@tonic-gate USB_SUCCESS) && (wait == B_FALSE)) { 30217c478bd9Sstevel@tonic-gate epp->ep_done++; 30227c478bd9Sstevel@tonic-gate cv_signal(&epp->ep_wait_cv); 30237c478bd9Sstevel@tonic-gate } 30247c478bd9Sstevel@tonic-gate } 30257c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 30267c478bd9Sstevel@tonic-gate 30277c478bd9Sstevel@tonic-gate done: 30287c478bd9Sstevel@tonic-gate usb_free_intr_req(reqp); 30297c478bd9Sstevel@tonic-gate } 30307c478bd9Sstevel@tonic-gate 30317c478bd9Sstevel@tonic-gate 30327c478bd9Sstevel@tonic-gate /* 30337c478bd9Sstevel@tonic-gate * handle intr OUT xfers 30347c478bd9Sstevel@tonic-gate */ 30357c478bd9Sstevel@tonic-gate static int 30367c478bd9Sstevel@tonic-gate ugen_epx_intr_OUT_req(ugen_state_t *ugenp, ugen_ep_t *epp, 30377c478bd9Sstevel@tonic-gate struct buf *bp, boolean_t *wait) 30387c478bd9Sstevel@tonic-gate { 30397c478bd9Sstevel@tonic-gate int rval = USB_SUCCESS; 30407c478bd9Sstevel@tonic-gate usb_intr_req_t *reqp; 30417c478bd9Sstevel@tonic-gate 30427c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 30437c478bd9Sstevel@tonic-gate "ugen_epx_intr_OUT_req: epp=0x%p state=0x%x bp=0x%p", 3044112116d8Sfb (void *)epp, epp->ep_state, (void *)bp); 30457c478bd9Sstevel@tonic-gate 30467c478bd9Sstevel@tonic-gate reqp = usb_alloc_intr_req(ugenp->ug_dip, bp->b_bcount, 30470a05e705Slc USB_FLAGS_NOSLEEP); 30487c478bd9Sstevel@tonic-gate if (reqp == NULL) { 30497c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_NO_RESOURCES; 30507c478bd9Sstevel@tonic-gate 30517c478bd9Sstevel@tonic-gate return (USB_NO_RESOURCES); 30527c478bd9Sstevel@tonic-gate } 30537c478bd9Sstevel@tonic-gate 30547c478bd9Sstevel@tonic-gate ASSERT(epp->ep_state & UGEN_EP_STATE_XS_OPEN); 30557c478bd9Sstevel@tonic-gate 30567c478bd9Sstevel@tonic-gate reqp->intr_timeout = ugen_intr_timeout; 30577c478bd9Sstevel@tonic-gate reqp->intr_client_private = (usb_opaque_t)ugenp; 30587c478bd9Sstevel@tonic-gate reqp->intr_len = bp->b_bcount; 30597c478bd9Sstevel@tonic-gate reqp->intr_attributes = USB_ATTRS_AUTOCLEARING; 30607c478bd9Sstevel@tonic-gate reqp->intr_cb = ugen_epx_intr_OUT_req_cb; 30617c478bd9Sstevel@tonic-gate reqp->intr_exc_cb = ugen_epx_intr_OUT_req_cb; 30627c478bd9Sstevel@tonic-gate 30637c478bd9Sstevel@tonic-gate /* copy data from bp */ 30647c478bd9Sstevel@tonic-gate bcopy(epp->ep_bp->b_un.b_addr, reqp->intr_data->b_rptr, 30650a05e705Slc bp->b_bcount); 30667c478bd9Sstevel@tonic-gate reqp->intr_data->b_wptr += bp->b_bcount; 30677c478bd9Sstevel@tonic-gate 30687c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 30697c478bd9Sstevel@tonic-gate if ((rval = usb_pipe_intr_xfer(epp->ep_ph, reqp, 30707c478bd9Sstevel@tonic-gate USB_FLAGS_NOSLEEP)) != USB_SUCCESS) { 30717c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 30727c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = 30737c478bd9Sstevel@tonic-gate ugen_cr2lcstat(reqp->intr_completion_reason); 30747c478bd9Sstevel@tonic-gate usb_free_intr_req(reqp); 30757c478bd9Sstevel@tonic-gate bioerror(bp, EIO); 30767c478bd9Sstevel@tonic-gate } else { 30777c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 30787c478bd9Sstevel@tonic-gate } 30797c478bd9Sstevel@tonic-gate *wait = (rval == USB_SUCCESS) ? B_TRUE : B_FALSE; 30807c478bd9Sstevel@tonic-gate 30817c478bd9Sstevel@tonic-gate return (rval); 30827c478bd9Sstevel@tonic-gate } 30837c478bd9Sstevel@tonic-gate 30847c478bd9Sstevel@tonic-gate 30857c478bd9Sstevel@tonic-gate /* 30867c478bd9Sstevel@tonic-gate * callback functions for interrupt OUT pipe 30877c478bd9Sstevel@tonic-gate */ 30887c478bd9Sstevel@tonic-gate static void 30897c478bd9Sstevel@tonic-gate ugen_epx_intr_OUT_req_cb(usb_pipe_handle_t ph, usb_intr_req_t *reqp) 30907c478bd9Sstevel@tonic-gate { 30917c478bd9Sstevel@tonic-gate ugen_state_t *ugenp = (ugen_state_t *)reqp->intr_client_private; 30927c478bd9Sstevel@tonic-gate ugen_ep_t *epp = (ugen_ep_t *)usb_pipe_get_private(ph); 30937c478bd9Sstevel@tonic-gate 30947c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 30957c478bd9Sstevel@tonic-gate "ugen_epx_intr_OUT_req_cb: ph=0x%p reqp=0x%p cr=%d cb=0x%x", 3096112116d8Sfb (void *)ph, (void *)reqp, reqp->intr_completion_reason, 3097112116d8Sfb reqp->intr_cb_flags); 30987c478bd9Sstevel@tonic-gate 30997c478bd9Sstevel@tonic-gate ASSERT((reqp->intr_cb_flags & USB_CB_INTR_CONTEXT) == 0); 31007c478bd9Sstevel@tonic-gate 31017c478bd9Sstevel@tonic-gate /* epp might be NULL if we are closing the pipe */ 31027c478bd9Sstevel@tonic-gate if (epp) { 31037c478bd9Sstevel@tonic-gate int len; 31047c478bd9Sstevel@tonic-gate 31057c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 31067c478bd9Sstevel@tonic-gate if (epp->ep_bp) { 3107d29f5a71Szhigang lu - Sun Microsystems - Beijing China len = min(MBLKL(reqp->intr_data), epp->ep_bp->b_bcount); 31087c478bd9Sstevel@tonic-gate 31097c478bd9Sstevel@tonic-gate epp->ep_bp->b_resid = epp->ep_bp->b_bcount - len; 31107c478bd9Sstevel@tonic-gate 31117c478bd9Sstevel@tonic-gate switch (reqp->intr_completion_reason) { 31127c478bd9Sstevel@tonic-gate case USB_CR_OK: 31137c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = USB_LC_STAT_NOERROR; 31147c478bd9Sstevel@tonic-gate 31157c478bd9Sstevel@tonic-gate break; 31167c478bd9Sstevel@tonic-gate case USB_CR_PIPE_RESET: 31177c478bd9Sstevel@tonic-gate 31187c478bd9Sstevel@tonic-gate break; 31197c478bd9Sstevel@tonic-gate default: 31207c478bd9Sstevel@tonic-gate epp->ep_lcmd_status = 31217c478bd9Sstevel@tonic-gate ugen_cr2lcstat( 31227c478bd9Sstevel@tonic-gate reqp->intr_completion_reason); 31237c478bd9Sstevel@tonic-gate bioerror(epp->ep_bp, EIO); 31247c478bd9Sstevel@tonic-gate } 31257c478bd9Sstevel@tonic-gate } 31267c478bd9Sstevel@tonic-gate epp->ep_done++; 31277c478bd9Sstevel@tonic-gate cv_signal(&epp->ep_wait_cv); 31287c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 31297c478bd9Sstevel@tonic-gate } 31307c478bd9Sstevel@tonic-gate 31317c478bd9Sstevel@tonic-gate usb_free_intr_req(reqp); 31327c478bd9Sstevel@tonic-gate } 31337c478bd9Sstevel@tonic-gate 31347c478bd9Sstevel@tonic-gate 31350a05e705Slc /* 31360a05e705Slc * handle isoc IN xfers 31370a05e705Slc */ 31380a05e705Slc static int 31390a05e705Slc ugen_epx_isoc_IN_req(ugen_state_t *ugenp, ugen_ep_t *epp, 31400a05e705Slc struct buf *bp, boolean_t *wait) 31410a05e705Slc { 31420a05e705Slc int rval = USB_SUCCESS; 31430a05e705Slc ugen_isoc_pkt_descr_t *pkt_descr; 31440a05e705Slc ushort_t n_pkt; 31450a05e705Slc uint_t pkts_len, len = 0; 31460a05e705Slc 31470a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 31480a05e705Slc "ugen_epx_isoc_IN_req: epp=0x%p state=0x%x bp=0x%p", 3149112116d8Sfb (void *)epp, epp->ep_state, (void *)bp); 31500a05e705Slc 31510a05e705Slc *wait = B_FALSE; 31520a05e705Slc 31530a05e705Slc /* check if the isoc in pkt info has been initialized */ 31540a05e705Slc pkt_descr = epp->ep_isoc_info.isoc_pkt_descr; 31550a05e705Slc n_pkt = epp->ep_isoc_info.isoc_pkts_count; 31560a05e705Slc if ((n_pkt == 0) || (pkt_descr == NULL)) { 31570a05e705Slc rval = USB_FAILURE; 31580a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_ISOC_UNINITIALIZED; 31590a05e705Slc 31600a05e705Slc goto done; 31610a05e705Slc } 31620a05e705Slc 31630a05e705Slc 31640a05e705Slc /* For OUT endpoint, return pkts transfer status of last request */ 31650a05e705Slc if (UGEN_XFER_DIR(epp) != USB_EP_DIR_IN) { 31660a05e705Slc if (bp->b_bcount < sizeof (ugen_isoc_pkt_descr_t) * n_pkt) { 31670a05e705Slc rval = USB_INVALID_REQUEST; 31680a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 31690a05e705Slc 31700a05e705Slc return (rval); 31710a05e705Slc } 31720a05e705Slc bcopy(epp->ep_isoc_info.isoc_pkt_descr, bp->b_un.b_addr, 31730a05e705Slc n_pkt * sizeof (ugen_isoc_pkt_descr_t)); 31740a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_NOERROR; 31750a05e705Slc 31760a05e705Slc return (USB_SUCCESS); 31770a05e705Slc } 31780a05e705Slc 31790a05e705Slc /* read length should be the sum of pkt descrs and data length */ 31800a05e705Slc pkts_len = epp->ep_isoc_info.isoc_pkts_length; 31810a05e705Slc if (bp->b_bcount != pkts_len + sizeof (ugen_isoc_pkt_descr_t) * n_pkt) { 31820a05e705Slc rval = USB_INVALID_REQUEST; 31830a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 31840a05e705Slc 31850a05e705Slc goto done; 31860a05e705Slc } 31870a05e705Slc 31880a05e705Slc /* can we satisfy this read? */ 31890a05e705Slc if (epp->ep_data) { 3190d29f5a71Szhigang lu - Sun Microsystems - Beijing China len = min(MBLKL(epp->ep_data), 31910a05e705Slc bp->b_bcount); 31920a05e705Slc /* 31930a05e705Slc * every msg block in ep_data must be the size of 31940a05e705Slc * pkts_len(payload length) + pkt descrs len 31950a05e705Slc */ 31960a05e705Slc ASSERT((len == 0) || (len == bp->b_bcount)); 31970a05e705Slc } 31980a05e705Slc 31990a05e705Slc /* 32000a05e705Slc * if polling not active, restart 32010a05e705Slc * if there is some data, return the data 32020a05e705Slc */ 32030a05e705Slc if ((epp->ep_state & UGEN_EP_STATE_ISOC_IN_POLLING_ON) == 0) { 32040a05e705Slc if (len == 0) { 32050a05e705Slc rval = USB_FAILURE; 32060a05e705Slc if ((rval = ugen_epx_isoc_IN_start_polling(ugenp, 32070a05e705Slc epp)) != USB_SUCCESS) { 32080a05e705Slc epp->ep_lcmd_status = 32090a05e705Slc USB_LC_STAT_ISOC_POLLING_FAILED; 32100a05e705Slc } 32110a05e705Slc 32120a05e705Slc goto done; 32130a05e705Slc 32140a05e705Slc } else if (epp->ep_data && (len >= bp->b_bcount)) { 32150a05e705Slc bcopy(epp->ep_data->b_rptr, bp->b_un.b_addr, 32160a05e705Slc bp->b_bcount); 32170a05e705Slc bp->b_resid = 0; 32180a05e705Slc epp->ep_data->b_rptr += bp->b_bcount; 32190a05e705Slc 32200a05e705Slc goto done; 32210a05e705Slc } 32220a05e705Slc } 32230a05e705Slc 32240a05e705Slc /* 32250a05e705Slc * if there is data or FNDELAY, return available data 32260a05e705Slc */ 32270a05e705Slc if (epp->ep_data && (len >= bp->b_bcount)) { 32280a05e705Slc /* can fulfill this read request */ 32290a05e705Slc bcopy(epp->ep_data->b_rptr, bp->b_un.b_addr, bp->b_bcount); 32300a05e705Slc epp->ep_data->b_rptr += bp->b_bcount; 32310a05e705Slc bp->b_resid = 0; 32320a05e705Slc } else if (epp->ep_xfer_oflag & (FNDELAY | FNONBLOCK)) { 32330a05e705Slc bp->b_resid = bp->b_bcount; 32340a05e705Slc } else { 32350a05e705Slc /* otherwise just wait for data */ 32360a05e705Slc *wait = B_TRUE; 32370a05e705Slc } 32380a05e705Slc 32390a05e705Slc done: 32400a05e705Slc /* data have been read */ 32410a05e705Slc if (epp->ep_data && (epp->ep_data->b_rptr == epp->ep_data->b_wptr)) { 32420a05e705Slc mblk_t *mp = NULL; 32430a05e705Slc 32440a05e705Slc /* remove the just read msg block */ 32450a05e705Slc mp = unlinkb(epp->ep_data); 32460a05e705Slc freemsg(epp->ep_data); 32470a05e705Slc 32480a05e705Slc if (mp) { 32490a05e705Slc epp->ep_data = mp; 32500a05e705Slc } else { 32510a05e705Slc epp->ep_data = NULL; 32520a05e705Slc } 32530a05e705Slc } 32540a05e705Slc 32550a05e705Slc if (*wait) { 32560a05e705Slc ASSERT(epp->ep_state & UGEN_EP_STATE_ISOC_IN_POLLING_ON); 32570a05e705Slc } 32580a05e705Slc 32590a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 32600a05e705Slc "ugen_epx_isoc_IN_req end: rval=%d bcount=%lu len=%d data=0x%p", 3261112116d8Sfb rval, bp->b_bcount, len, (void *)epp->ep_data); 32620a05e705Slc 32630a05e705Slc return (rval); 32640a05e705Slc } 32650a05e705Slc 32660a05e705Slc 32670a05e705Slc /* 32680a05e705Slc * Start polling on isoc endpoint, asynchronously 32690a05e705Slc */ 32700a05e705Slc static int 32710a05e705Slc ugen_epx_isoc_IN_start_polling(ugen_state_t *ugenp, ugen_ep_t *epp) 32720a05e705Slc { 32730a05e705Slc int rval = USB_FAILURE; 32740a05e705Slc usb_isoc_req_t *reqp; 32750a05e705Slc ugen_isoc_pkt_descr_t *pkt_descr; 32760a05e705Slc ushort_t n_pkt, pkt; 32770a05e705Slc uint_t pkts_len; 32780a05e705Slc 32790a05e705Slc /* 32800a05e705Slc * if polling is being stopped, we restart polling in the 32810a05e705Slc * isoc callback again 32820a05e705Slc */ 32830a05e705Slc if (epp->ep_state & UGEN_EP_STATE_ISOC_IN_POLLING_IS_STOPPED) { 32840a05e705Slc 32850a05e705Slc return (rval); 32860a05e705Slc } 32870a05e705Slc 32880a05e705Slc if ((epp->ep_state & UGEN_EP_STATE_ISOC_IN_POLLING_ON) == 0) { 32890a05e705Slc USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 32900a05e705Slc "ugen_epx_isoc_IN_start_polling: epp=0x%p state=0x%x", 3291112116d8Sfb (void *)epp, epp->ep_state); 32920a05e705Slc 32930a05e705Slc pkts_len = epp->ep_isoc_info.isoc_pkts_length; 32940a05e705Slc n_pkt = epp->ep_isoc_info.isoc_pkts_count; 32950a05e705Slc pkt_descr = epp->ep_isoc_info.isoc_pkt_descr; 32960a05e705Slc 32970a05e705Slc epp->ep_state |= UGEN_EP_STATE_ISOC_IN_POLLING_ON; 32980a05e705Slc mutex_exit(&epp->ep_mutex); 32990a05e705Slc 33000a05e705Slc if ((reqp = usb_alloc_isoc_req(ugenp->ug_dip, n_pkt, pkts_len, 33010a05e705Slc USB_FLAGS_NOSLEEP)) == NULL) { 33020a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 33030a05e705Slc "ugen_epx_isoc_IN_start_polling: alloc isoc " 33040a05e705Slc "req failed"); 33050a05e705Slc mutex_enter(&epp->ep_mutex); 33060a05e705Slc epp->ep_state &= ~UGEN_EP_STATE_ISOC_IN_POLLING_ON; 33070a05e705Slc 33080a05e705Slc return (USB_NO_RESOURCES); 33090a05e705Slc } 33100a05e705Slc reqp->isoc_client_private = (usb_opaque_t)ugenp; 33110a05e705Slc 33120a05e705Slc reqp->isoc_attributes = USB_ATTRS_AUTOCLEARING | 33130a05e705Slc USB_ATTRS_SHORT_XFER_OK | USB_ATTRS_ISOC_XFER_ASAP; 33140a05e705Slc 33150a05e705Slc /* 33160a05e705Slc * isoc_pkts_length was defined to be ushort_t. This 33170a05e705Slc * has been obsoleted by usb high speed isoc support. 33180a05e705Slc * It is set here just for compatibility reason 33190a05e705Slc */ 33200a05e705Slc reqp->isoc_pkts_length = 0; 33210a05e705Slc 33220a05e705Slc for (pkt = 0; pkt < n_pkt; pkt++) { 33230a05e705Slc reqp->isoc_pkt_descr[pkt].isoc_pkt_length = 33240a05e705Slc pkt_descr[pkt].dsc_isoc_pkt_len; 33250a05e705Slc } 33260a05e705Slc reqp->isoc_pkts_count = n_pkt; 33270a05e705Slc reqp->isoc_cb = ugen_epx_isoc_IN_req_cb; 33280a05e705Slc reqp->isoc_exc_cb = ugen_epx_isoc_IN_req_cb; 33290a05e705Slc 33300a05e705Slc if ((rval = usb_pipe_isoc_xfer(epp->ep_ph, reqp, 33310a05e705Slc USB_FLAGS_NOSLEEP)) != USB_SUCCESS) { 33320a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 33330a05e705Slc "ugen_epx_isoc_IN_start_polling: failed %d", rval); 33340a05e705Slc usb_free_isoc_req(reqp); 33350a05e705Slc } 33360a05e705Slc 33370a05e705Slc mutex_enter(&epp->ep_mutex); 33380a05e705Slc if (rval != USB_SUCCESS) { 33390a05e705Slc epp->ep_state &= ~UGEN_EP_STATE_ISOC_IN_POLLING_ON; 33400a05e705Slc } 33410a05e705Slc } else { 33420a05e705Slc rval = USB_SUCCESS; 33430a05e705Slc } 33440a05e705Slc 33450a05e705Slc return (rval); 33460a05e705Slc } 33470a05e705Slc 33480a05e705Slc 33490a05e705Slc /* 33500a05e705Slc * stop polling on an isoc endpoint, asynchronously 33510a05e705Slc */ 33520a05e705Slc static void 33530a05e705Slc ugen_epx_isoc_IN_stop_polling(ugen_state_t *ugenp, ugen_ep_t *epp) 33540a05e705Slc { 33550a05e705Slc if ((epp->ep_state & UGEN_EP_STATE_ISOC_IN_POLLING_ON) && 33560a05e705Slc ((epp->ep_state & UGEN_EP_STATE_ISOC_IN_POLLING_IS_STOPPED) == 0)) { 33570a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 33580a05e705Slc "ugen_epx_isoc_IN_stop_polling: epp=0x%p state=0x%x", 3359112116d8Sfb (void *)epp, epp->ep_state); 33600a05e705Slc 33610a05e705Slc epp->ep_state |= UGEN_EP_STATE_ISOC_IN_POLLING_IS_STOPPED; 33620a05e705Slc mutex_exit(&epp->ep_mutex); 33630a05e705Slc usb_pipe_stop_isoc_polling(epp->ep_ph, USB_FLAGS_NOSLEEP); 33640a05e705Slc mutex_enter(&epp->ep_mutex); 33650a05e705Slc } 33660a05e705Slc } 33670a05e705Slc 33680a05e705Slc 33690a05e705Slc /* 33700a05e705Slc * poll management 33710a05e705Slc */ 33720a05e705Slc static void 33730a05e705Slc ugen_epx_isoc_IN_poll_wakeup(ugen_state_t *ugenp, ugen_ep_t *epp) 33740a05e705Slc { 33750a05e705Slc if (epp->ep_state & UGEN_EP_STATE_ISOC_IN_POLL_PENDING) { 33760a05e705Slc struct pollhead *phpp = &epp->ep_pollhead; 33770a05e705Slc 33780a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 33790a05e705Slc "ugen_epx_isoc_IN_poll_wakeup: state=0x%x", epp->ep_state); 33800a05e705Slc 33810a05e705Slc epp->ep_state &= ~UGEN_EP_STATE_ISOC_IN_POLL_PENDING; 33820a05e705Slc mutex_exit(&epp->ep_mutex); 33830a05e705Slc pollwakeup(phpp, POLLIN); 33840a05e705Slc mutex_enter(&epp->ep_mutex); 33850a05e705Slc } 33860a05e705Slc } 33870a05e705Slc 33880a05e705Slc 33890a05e705Slc /* 33900a05e705Slc * callback functions for isoc IN pipe 33910a05e705Slc */ 33920a05e705Slc static void 33930a05e705Slc ugen_epx_isoc_IN_req_cb(usb_pipe_handle_t ph, usb_isoc_req_t *reqp) 33940a05e705Slc { 33950a05e705Slc ugen_state_t *ugenp = (ugen_state_t *)reqp->isoc_client_private; 33960a05e705Slc ugen_ep_t *epp = (ugen_ep_t *)usb_pipe_get_private(ph); 33970a05e705Slc 33980a05e705Slc if (epp == NULL) { 33990a05e705Slc /* pipe is closing */ 34000a05e705Slc 34010a05e705Slc goto done; 34020a05e705Slc } 34030a05e705Slc 34040a05e705Slc ASSERT(!mutex_owned(&epp->ep_mutex)); /* not owned */ 34050a05e705Slc 34060a05e705Slc mutex_enter(&epp->ep_mutex); 34070a05e705Slc 34080a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 34090a05e705Slc "ugen_epx_isoc_IN_req_cb: " 3410112116d8Sfb "epp=0x%p state=0x%x ph=0x%p reqp=0x%p cr=%d cb=0x%x len=%ld " 3411112116d8Sfb "isoc error count=%d, pkt cnt=%d", (void *)epp, epp->ep_state, 3412112116d8Sfb (void *)ph, (void *)reqp, reqp->isoc_completion_reason, 3413112116d8Sfb reqp->isoc_cb_flags, (reqp->isoc_data == NULL) ? 0 : 3414d29f5a71Szhigang lu - Sun Microsystems - Beijing China MBLKL(reqp->isoc_data), 34150a05e705Slc reqp->isoc_error_count, reqp->isoc_pkts_count); 34160a05e705Slc 34170a05e705Slc /* Too many packet errors during isoc transfer of this request */ 34180a05e705Slc if (reqp->isoc_error_count == reqp->isoc_pkts_count) { 34190a05e705Slc USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 34200a05e705Slc "too many errors(%d) in this req, stop polling", 34210a05e705Slc reqp->isoc_error_count); 34220a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_ISOC_PKT_ERROR; 34230a05e705Slc ugen_epx_isoc_IN_stop_polling(ugenp, epp); 34240a05e705Slc } 34250a05e705Slc 34260a05e705Slc /* Data OK */ 34270a05e705Slc if (reqp->isoc_data && !reqp->isoc_completion_reason) { 34280a05e705Slc mblk_t *mp1 = NULL, *mp2 = NULL; 34290a05e705Slc usb_isoc_pkt_descr_t *pkt_descr = 34300a05e705Slc reqp->isoc_pkt_descr; 34310a05e705Slc ushort_t i, n_pkt = reqp->isoc_pkts_count; 34320a05e705Slc 34330a05e705Slc for (i = 0; i < n_pkt; i++) { 34340a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 34350a05e705Slc "pkt %d: len=%d status=%d actual_len=%d", i, 34360a05e705Slc pkt_descr[i].isoc_pkt_length, 34370a05e705Slc pkt_descr[i].isoc_pkt_status, 34380a05e705Slc pkt_descr[i].isoc_pkt_actual_length); 34390a05e705Slc 34400a05e705Slc /* translate cr to ugen lcstat */ 34410a05e705Slc pkt_descr[i].isoc_pkt_status = 34420a05e705Slc ugen_cr2lcstat(pkt_descr[i].isoc_pkt_status); 34430a05e705Slc } 34440a05e705Slc 34450a05e705Slc /* construct data buffer: pkt descriptors + payload */ 34460a05e705Slc mp2 = allocb(sizeof (ugen_isoc_pkt_descr_t) * n_pkt, BPRI_HI); 34470a05e705Slc if (mp2 == NULL) { 34480a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 34490a05e705Slc "alloc msgblk failed, discard data"); 34500a05e705Slc } else { 34510a05e705Slc /* pkt descrs first */ 34520a05e705Slc bcopy(pkt_descr, mp2->b_wptr, 34530a05e705Slc sizeof (ugen_isoc_pkt_descr_t) * n_pkt); 34540a05e705Slc 34550a05e705Slc mp2->b_wptr += sizeof (ugen_isoc_pkt_descr_t) * n_pkt; 34560a05e705Slc 34570a05e705Slc /* payload follows */ 34580a05e705Slc linkb(mp2, reqp->isoc_data); 34590a05e705Slc 34600a05e705Slc /* concatenate data bytes in mp2 */ 34610a05e705Slc if ((mp1 = msgpullup(mp2, -1)) != NULL) { 34620a05e705Slc /* 34630a05e705Slc * now we get the required data: 34640a05e705Slc * pkt descrs + payload 34650a05e705Slc */ 34660a05e705Slc reqp->isoc_data = NULL; 34670a05e705Slc } else { 34680a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, 34690a05e705Slc ugenp->ug_log_hdl, 34700a05e705Slc "msgpullup status blk failed, " 34710a05e705Slc "discard data"); 34720a05e705Slc mp2->b_cont = NULL; 34730a05e705Slc } 34740a05e705Slc 34750a05e705Slc freemsg(mp2); 34760a05e705Slc mp2 = NULL; 34770a05e705Slc } 34780a05e705Slc 34790a05e705Slc if (epp->ep_data && (mp1 != NULL)) { 34800a05e705Slc USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 34810a05e705Slc "ISOC ep%x coalesce ep_data", 34820a05e705Slc epp->ep_descr.bEndpointAddress); 34830a05e705Slc 34840a05e705Slc /* add mp1 to the tail of ep_data */ 34850a05e705Slc linkb(epp->ep_data, mp1); 34860a05e705Slc 34870a05e705Slc } else if (mp1 != NULL) { 34880a05e705Slc USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 34890a05e705Slc "setting ep_data"); 34900a05e705Slc epp->ep_data = mp1; 34910a05e705Slc } 34920a05e705Slc } 34930a05e705Slc 34940a05e705Slc switch (reqp->isoc_completion_reason) { 34950a05e705Slc case USB_CR_OK: 34960a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_NOERROR; 34970a05e705Slc 34980a05e705Slc break; 34990a05e705Slc case USB_CR_PIPE_RESET: 35000a05e705Slc case USB_CR_STOPPED_POLLING: 35010a05e705Slc case USB_CR_PIPE_CLOSING: 35020a05e705Slc 35030a05e705Slc break; 35040a05e705Slc default: 35050a05e705Slc epp->ep_lcmd_status = 35060a05e705Slc ugen_cr2lcstat(reqp->isoc_completion_reason); 35070a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 35080a05e705Slc "ugen_exp_isoc_cb_req: error lcmd_status=0x%x ", 35090a05e705Slc epp->ep_lcmd_status); 35100a05e705Slc 35110a05e705Slc break; 35120a05e705Slc } 35130a05e705Slc 35140a05e705Slc /* any non-zero completion reason signifies polling has stopped */ 35150a05e705Slc if (reqp->isoc_completion_reason) { 35160a05e705Slc epp->ep_state &= ~(UGEN_EP_STATE_ISOC_IN_POLLING_ON | 35170a05e705Slc UGEN_EP_STATE_ISOC_IN_POLLING_IS_STOPPED); 35180a05e705Slc } 35190a05e705Slc 35200a05e705Slc 35210a05e705Slc /* is there a poll pending? should we stop polling? */ 35220a05e705Slc if (epp->ep_data) { 35230a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 3524112116d8Sfb "ugen_epx_isoc_IN_req_cb: data len=0x%lx, limit=0x%lx", 35250a05e705Slc msgdsize(epp->ep_data), 35260a05e705Slc epp->ep_buf_limit); 35270a05e705Slc 35280a05e705Slc ugen_epx_isoc_IN_poll_wakeup(ugenp, epp); 35290a05e705Slc 35300a05e705Slc 35310a05e705Slc /* 35320a05e705Slc * Since isoc is unreliable xfer, if buffered data size exceeds 35330a05e705Slc * the limit, we just discard and free data in the oldest mblk 35340a05e705Slc */ 35350a05e705Slc if (epp->ep_data && 35360a05e705Slc (msgdsize(epp->ep_data) >= epp->ep_buf_limit)) { 35370a05e705Slc mblk_t *mp = NULL; 35380a05e705Slc 35390a05e705Slc /* exceed buf lenth limit, remove the oldest one */ 35400a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 35410a05e705Slc "ugen_epx_isoc_IN_req_cb: overflow!"); 35420a05e705Slc mp = unlinkb(epp->ep_data); 35430a05e705Slc if (epp->ep_data) { 35440a05e705Slc freeb(epp->ep_data); 35450a05e705Slc } 35460a05e705Slc epp->ep_data = mp; 35470a05e705Slc } 35480a05e705Slc 35490a05e705Slc } 35500a05e705Slc 35510a05e705Slc if (reqp->isoc_completion_reason && epp->ep_bp) { 35520a05e705Slc bioerror(epp->ep_bp, EIO); 35530a05e705Slc epp->ep_done++; 35540a05e705Slc cv_signal(&epp->ep_wait_cv); 35550a05e705Slc 35560a05e705Slc } else if (epp->ep_data && epp->ep_bp && !epp->ep_done) { 35570a05e705Slc boolean_t wait; 35580a05e705Slc 35590a05e705Slc /* can we satisfy the read now */ 35600a05e705Slc if ((ugen_epx_isoc_IN_req(ugenp, epp, epp->ep_bp, &wait) == 35610a05e705Slc USB_SUCCESS) && (wait == B_FALSE)) { 35620a05e705Slc epp->ep_done++; 35630a05e705Slc cv_signal(&epp->ep_wait_cv); 35640a05e705Slc } 35650a05e705Slc } 35660a05e705Slc mutex_exit(&epp->ep_mutex); 35670a05e705Slc 35680a05e705Slc done: 35690a05e705Slc 35700a05e705Slc usb_free_isoc_req(reqp); 35710a05e705Slc } 35720a05e705Slc 35730a05e705Slc /* 35740a05e705Slc * handle isoc OUT xfers or init isoc IN polling 35750a05e705Slc */ 35760a05e705Slc static int 35770a05e705Slc ugen_epx_isoc_OUT_req(ugen_state_t *ugenp, ugen_ep_t *epp, 35780a05e705Slc struct buf *bp, boolean_t *wait) 35790a05e705Slc { 35800a05e705Slc int rval = USB_SUCCESS; 35810a05e705Slc usb_isoc_req_t *reqp; 35820a05e705Slc ugen_isoc_pkt_descr_t *pkt_descr; 35830a05e705Slc ushort_t pkt, n_pkt = 0; 35840a05e705Slc uint_t pkts_len = 0; 35850a05e705Slc uint_t head_len; 35860a05e705Slc char *p; 35870a05e705Slc ugen_isoc_req_head_t *pkth; 35880a05e705Slc 35890a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 35900a05e705Slc "ugen_epx_isoc_OUT_req: epp=0x%p state=0x%x bp=0x%p", 3591112116d8Sfb (void *)epp, epp->ep_state, (void *)bp); 35920a05e705Slc 35930a05e705Slc *wait = B_FALSE; 35940a05e705Slc 35950a05e705Slc if (bp->b_bcount < sizeof (int)) { 35960a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 35970a05e705Slc rval = USB_INVALID_REQUEST; 35980a05e705Slc 35990a05e705Slc goto done; 36000a05e705Slc } 36010a05e705Slc 3602d29f5a71Szhigang lu - Sun Microsystems - Beijing China /* LINTED E_BAD_PTR_CAST_ALIGN */ 36030a05e705Slc pkth = (ugen_isoc_req_head_t *)bp->b_un.b_addr; 36040a05e705Slc n_pkt = pkth->req_isoc_pkts_count; 36050a05e705Slc head_len = sizeof (ugen_isoc_pkt_descr_t) * n_pkt + 36060a05e705Slc sizeof (int); 36070a05e705Slc 36080a05e705Slc if ((n_pkt == 0) || 36090a05e705Slc (n_pkt > usb_get_max_pkts_per_isoc_request(ugenp->ug_dip)) || 36100a05e705Slc (bp->b_bcount < head_len)) { 36110a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 3612112116d8Sfb "Invalid params: bcount=%lu, head_len=%d, pktcnt=%d", 36130a05e705Slc bp->b_bcount, head_len, n_pkt); 36140a05e705Slc 36150a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 36160a05e705Slc rval = USB_INVALID_REQUEST; 36170a05e705Slc 36180a05e705Slc goto done; 36190a05e705Slc } 36200a05e705Slc 36210a05e705Slc p = bp->b_un.b_addr; 36220a05e705Slc p += sizeof (int); /* points to pkt_descrs */ 36230a05e705Slc 36240a05e705Slc pkt_descr = kmem_zalloc(sizeof (ugen_isoc_pkt_descr_t) * n_pkt, 36250a05e705Slc KM_NOSLEEP); 36260a05e705Slc if (pkt_descr == NULL) { 36270a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_NO_RESOURCES; 36280a05e705Slc rval = USB_NO_RESOURCES; 36290a05e705Slc 36300a05e705Slc goto done; 36310a05e705Slc } 36320a05e705Slc bcopy(p, pkt_descr, sizeof (ugen_isoc_pkt_descr_t) * n_pkt); 36330a05e705Slc p += sizeof (ugen_isoc_pkt_descr_t) * n_pkt; 36340a05e705Slc 36350a05e705Slc /* total packet payload length */ 36360a05e705Slc for (pkt = 0; pkt < n_pkt; pkt++) { 36370a05e705Slc pkts_len += pkt_descr[pkt].dsc_isoc_pkt_len; 36380a05e705Slc } 36390a05e705Slc 36400a05e705Slc /* 36410a05e705Slc * write length may either be header length for isoc IN endpoint or 36420a05e705Slc * the sum of header and data pkts length for isoc OUT endpoint 36430a05e705Slc */ 36440a05e705Slc if (((bp->b_bcount != head_len) && 36450a05e705Slc (bp->b_bcount != head_len + pkts_len))) { 36460a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 3647112116d8Sfb "invalid length: bcount=%lu, head_len=%d, pkts_len = %d," 36480a05e705Slc "pktcnt=%d", bp->b_bcount, head_len, pkts_len, n_pkt); 36490a05e705Slc 36500a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 36510a05e705Slc kmem_free(pkt_descr, sizeof (ugen_isoc_pkt_descr_t) * n_pkt); 36520a05e705Slc rval = USB_INVALID_REQUEST; 36530a05e705Slc 36540a05e705Slc goto done; 36550a05e705Slc } 36560a05e705Slc 36570a05e705Slc 36580a05e705Slc ASSERT(epp->ep_state & UGEN_EP_STATE_XS_OPEN); 36590a05e705Slc 36600a05e705Slc /* Set parameters for READ */ 36610a05e705Slc if (bp->b_bcount == head_len) { 36620a05e705Slc /* must be isoc IN endpoint */ 36630a05e705Slc if ((UGEN_XFER_DIR(epp) & USB_EP_DIR_IN) == 0) { 36640a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 36650a05e705Slc kmem_free(pkt_descr, sizeof (ugen_isoc_pkt_descr_t) * 36660a05e705Slc n_pkt); 36670a05e705Slc rval = USB_INVALID_REQUEST; 36680a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 36690a05e705Slc "write length invalid for OUT ep%x", 36700a05e705Slc epp->ep_descr.bEndpointAddress); 36710a05e705Slc 36720a05e705Slc goto done; 36730a05e705Slc } 36740a05e705Slc 36750a05e705Slc if (epp->ep_isoc_in_inited) { 36760a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 36770a05e705Slc kmem_free(pkt_descr, sizeof (ugen_isoc_pkt_descr_t) * 36780a05e705Slc n_pkt); 36790a05e705Slc rval = USB_INVALID_REQUEST; 36800a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 36810a05e705Slc "isoc IN polling fail: already inited, need to" 36820a05e705Slc "close the ep before initing again"); 36830a05e705Slc 36840a05e705Slc goto done; 36850a05e705Slc } 36860a05e705Slc 36870a05e705Slc /* save pkts info for the READ */ 36880a05e705Slc epp->ep_isoc_info.isoc_pkts_count = n_pkt; 36890a05e705Slc epp->ep_isoc_info.isoc_pkts_length = pkts_len; 36900a05e705Slc epp->ep_isoc_info.isoc_pkt_descr = pkt_descr; 36910a05e705Slc 36920a05e705Slc if ((rval = ugen_epx_isoc_IN_start_polling(ugenp, 36930a05e705Slc epp)) != USB_SUCCESS) { 36940a05e705Slc epp->ep_lcmd_status = 36950a05e705Slc USB_LC_STAT_ISOC_POLLING_FAILED; 36960a05e705Slc kmem_free(pkt_descr, sizeof (ugen_isoc_pkt_descr_t) * 36970a05e705Slc n_pkt); 36980a05e705Slc epp->ep_isoc_info.isoc_pkts_count = 0; 36990a05e705Slc epp->ep_isoc_info.isoc_pkts_length = 0; 37000a05e705Slc epp->ep_isoc_info.isoc_pkt_descr = NULL; 37010a05e705Slc 37020a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 37030a05e705Slc "isoc IN start polling failed"); 37040a05e705Slc 37050a05e705Slc goto done; 37060a05e705Slc } 37070a05e705Slc 37080a05e705Slc epp->ep_bp->b_resid = epp->ep_bp->b_bcount - head_len; 37090a05e705Slc 37100a05e705Slc epp->ep_isoc_in_inited++; 37110a05e705Slc USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 37120a05e705Slc "isoc IN ep inited"); 37130a05e705Slc 37140a05e705Slc goto done; 37150a05e705Slc } 37160a05e705Slc 37170a05e705Slc /* must be isoc OUT endpoint */ 37180a05e705Slc if (UGEN_XFER_DIR(epp) & USB_EP_DIR_IN) { 37190a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_INVALID_REQ; 37200a05e705Slc kmem_free(pkt_descr, sizeof (ugen_isoc_pkt_descr_t) * n_pkt); 37210a05e705Slc rval = USB_INVALID_REQUEST; 37220a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 37230a05e705Slc "write length invalid for an IN ep%x", 37240a05e705Slc epp->ep_descr.bEndpointAddress); 37250a05e705Slc 37260a05e705Slc goto done; 37270a05e705Slc } 37280a05e705Slc 37290a05e705Slc /* OUT endpoint, free previous info if there's any */ 37300a05e705Slc if (epp->ep_isoc_info.isoc_pkt_descr) { 37310a05e705Slc kmem_free(epp->ep_isoc_info.isoc_pkt_descr, 37320a05e705Slc sizeof (ugen_isoc_pkt_descr_t) * 37330a05e705Slc epp->ep_isoc_info.isoc_pkts_count); 37340a05e705Slc } 37350a05e705Slc 37360a05e705Slc /* save pkts info for the WRITE */ 37370a05e705Slc epp->ep_isoc_info.isoc_pkts_count = n_pkt; 37380a05e705Slc epp->ep_isoc_info.isoc_pkts_length = pkts_len; 37390a05e705Slc epp->ep_isoc_info.isoc_pkt_descr = pkt_descr; 37400a05e705Slc 37410a05e705Slc reqp = usb_alloc_isoc_req(ugenp->ug_dip, n_pkt, pkts_len, 37420a05e705Slc USB_FLAGS_NOSLEEP); 37430a05e705Slc if (reqp == NULL) { 37440a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_NO_RESOURCES; 37450a05e705Slc kmem_free(pkt_descr, sizeof (ugen_isoc_pkt_descr_t) * n_pkt); 37460a05e705Slc rval = USB_NO_RESOURCES; 37470a05e705Slc epp->ep_isoc_info.isoc_pkts_count = 0; 37480a05e705Slc epp->ep_isoc_info.isoc_pkts_length = 0; 37490a05e705Slc epp->ep_isoc_info.isoc_pkt_descr = NULL; 37500a05e705Slc 37510a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 37520a05e705Slc "alloc isoc out req failed"); 37530a05e705Slc goto done; 37540a05e705Slc } 37550a05e705Slc 37560a05e705Slc for (pkt = 0; pkt < n_pkt; pkt++) { 37570a05e705Slc reqp->isoc_pkt_descr[pkt].isoc_pkt_length = 37580a05e705Slc pkt_descr[pkt].dsc_isoc_pkt_len; 37590a05e705Slc } 37600a05e705Slc reqp->isoc_pkts_count = n_pkt; 37610a05e705Slc reqp->isoc_client_private = (usb_opaque_t)ugenp; 37620a05e705Slc reqp->isoc_attributes = USB_ATTRS_AUTOCLEARING | 37630a05e705Slc USB_ATTRS_ISOC_XFER_ASAP; 37640a05e705Slc 37650a05e705Slc reqp->isoc_cb = ugen_epx_isoc_OUT_req_cb; 37660a05e705Slc reqp->isoc_exc_cb = ugen_epx_isoc_OUT_req_cb; 37670a05e705Slc 37680a05e705Slc /* copy data from bp */ 37690a05e705Slc bcopy(p, reqp->isoc_data->b_wptr, pkts_len); 37700a05e705Slc reqp->isoc_data->b_wptr += pkts_len; 37710a05e705Slc 37720a05e705Slc mutex_exit(&epp->ep_mutex); 37730a05e705Slc if ((rval = usb_pipe_isoc_xfer(epp->ep_ph, reqp, 37740a05e705Slc USB_FLAGS_NOSLEEP)) != USB_SUCCESS) { 37750a05e705Slc mutex_enter(&epp->ep_mutex); 37760a05e705Slc epp->ep_lcmd_status = 37770a05e705Slc ugen_cr2lcstat(reqp->isoc_completion_reason); 37780a05e705Slc usb_free_isoc_req(reqp); 37790a05e705Slc kmem_free(pkt_descr, sizeof (ugen_isoc_pkt_descr_t) * n_pkt); 37800a05e705Slc 37810a05e705Slc epp->ep_isoc_info.isoc_pkt_descr = NULL; 37820a05e705Slc epp->ep_isoc_info.isoc_pkts_count = 0; 37830a05e705Slc epp->ep_isoc_info.isoc_pkts_length = 0; 37840a05e705Slc 37850a05e705Slc USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 37860a05e705Slc "isoc out xfer failed"); 37870a05e705Slc 37880a05e705Slc bioerror(bp, EIO); 37890a05e705Slc } else { 37900a05e705Slc mutex_enter(&epp->ep_mutex); 37910a05e705Slc } 37920a05e705Slc *wait = (rval == USB_SUCCESS) ? B_TRUE : B_FALSE; 37930a05e705Slc 37940a05e705Slc done: 37950a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 37960a05e705Slc "ugen_epx_isoc_OUT_req end: rval=%d bcount=%lu xfer_len=%d", 37970a05e705Slc rval, bp->b_bcount, pkts_len); 37980a05e705Slc 37990a05e705Slc return (rval); 38000a05e705Slc } 38010a05e705Slc 38020a05e705Slc 38030a05e705Slc /* 38040a05e705Slc * callback functions for isoc OUT pipe 38050a05e705Slc */ 38060a05e705Slc static void 38070a05e705Slc ugen_epx_isoc_OUT_req_cb(usb_pipe_handle_t ph, usb_isoc_req_t *reqp) 38080a05e705Slc { 38090a05e705Slc ugen_state_t *ugenp = (ugen_state_t *)reqp->isoc_client_private; 38100a05e705Slc ugen_ep_t *epp = (ugen_ep_t *)usb_pipe_get_private(ph); 38110a05e705Slc 38120a05e705Slc USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 38130a05e705Slc "ugen_epx_isoc_OUT_req_cb: ph=0x%p reqp=0x%p cr=%d cb=0x%x", 3814112116d8Sfb (void *)ph, (void *)reqp, reqp->isoc_completion_reason, 3815112116d8Sfb reqp->isoc_cb_flags); 38160a05e705Slc 38170a05e705Slc /* epp might be NULL if we are closing the pipe */ 38180a05e705Slc if (epp) { 38190a05e705Slc ugen_isoc_pkt_info_t info; 38200a05e705Slc 38210a05e705Slc mutex_enter(&epp->ep_mutex); 38220a05e705Slc 38230a05e705Slc info = epp->ep_isoc_info; 38240a05e705Slc if (epp->ep_bp) { 38250a05e705Slc int len, i; 38260a05e705Slc int headlen; 38270a05e705Slc usb_isoc_pkt_descr_t *pktdesc; 38280a05e705Slc 38290a05e705Slc pktdesc = reqp->isoc_pkt_descr; 38300a05e705Slc headlen = info.isoc_pkts_count * 38310a05e705Slc sizeof (ugen_isoc_pkt_descr_t); 38320a05e705Slc 3833d29f5a71Szhigang lu - Sun Microsystems - Beijing China len = min(headlen + MBLKL(reqp->isoc_data), 3834d29f5a71Szhigang lu - Sun Microsystems - Beijing China epp->ep_bp->b_bcount); 38350a05e705Slc 38360a05e705Slc epp->ep_bp->b_resid = epp->ep_bp->b_bcount - len; 38370a05e705Slc 38380a05e705Slc 38390a05e705Slc switch (reqp->isoc_completion_reason) { 38400a05e705Slc case USB_CR_OK: 38410a05e705Slc 38420a05e705Slc epp->ep_lcmd_status = USB_LC_STAT_NOERROR; 38430a05e705Slc 38440a05e705Slc for (i = 0; i < reqp->isoc_pkts_count; i++) { 38450a05e705Slc pktdesc[i].isoc_pkt_status = 38460a05e705Slc ugen_cr2lcstat(pktdesc[i]. 38470a05e705Slc isoc_pkt_status); 38480a05e705Slc } 38490a05e705Slc 38500a05e705Slc /* save the status info */ 38510a05e705Slc bcopy(reqp->isoc_pkt_descr, 38520a05e705Slc info.isoc_pkt_descr, 38530a05e705Slc (sizeof (ugen_isoc_pkt_descr_t) * 38540a05e705Slc info.isoc_pkts_count)); 38550a05e705Slc 38560a05e705Slc break; 38570a05e705Slc case USB_CR_PIPE_RESET: 38580a05e705Slc 38590a05e705Slc break; 38600a05e705Slc default: 38610a05e705Slc epp->ep_lcmd_status = 38620a05e705Slc ugen_cr2lcstat( 38630a05e705Slc reqp->isoc_completion_reason); 38640a05e705Slc bioerror(epp->ep_bp, EIO); 38650a05e705Slc } 38660a05e705Slc } 38670a05e705Slc epp->ep_done++; 38680a05e705Slc cv_signal(&epp->ep_wait_cv); 38690a05e705Slc mutex_exit(&epp->ep_mutex); 38700a05e705Slc } 38710a05e705Slc 38720a05e705Slc usb_free_isoc_req(reqp); 38730a05e705Slc } 38740a05e705Slc 38750a05e705Slc 38767c478bd9Sstevel@tonic-gate /* 38777c478bd9Sstevel@tonic-gate * Endpoint status node management 38787c478bd9Sstevel@tonic-gate * 38797c478bd9Sstevel@tonic-gate * open/close an endpoint status node. 38807c478bd9Sstevel@tonic-gate * 38817c478bd9Sstevel@tonic-gate * Return values: errno 38827c478bd9Sstevel@tonic-gate */ 38837c478bd9Sstevel@tonic-gate static int 38847c478bd9Sstevel@tonic-gate ugen_eps_open(ugen_state_t *ugenp, dev_t dev, int flag) 38857c478bd9Sstevel@tonic-gate { 38867c478bd9Sstevel@tonic-gate ugen_ep_t *epp = &ugenp->ug_ep[UGEN_MINOR_EPIDX(ugenp, dev)]; 38877c478bd9Sstevel@tonic-gate int rval = EBUSY; 38887c478bd9Sstevel@tonic-gate 38897c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 38907c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_STAT, ugenp->ug_log_hdl, 38917c478bd9Sstevel@tonic-gate "ugen_eps_open: dev=0x%lx flag=0x%x state=0x%x", 38927c478bd9Sstevel@tonic-gate dev, flag, epp->ep_state); 38937c478bd9Sstevel@tonic-gate 38947c478bd9Sstevel@tonic-gate ASSERT(epp->ep_state & UGEN_EP_STATE_ACTIVE); 38957c478bd9Sstevel@tonic-gate 38967c478bd9Sstevel@tonic-gate /* only one open at the time */ 38977c478bd9Sstevel@tonic-gate if ((epp->ep_state & UGEN_EP_STATE_STAT_OPEN) == 0) { 38987c478bd9Sstevel@tonic-gate epp->ep_state |= UGEN_EP_STATE_STAT_OPEN; 38997c478bd9Sstevel@tonic-gate epp->ep_stat_oflag = flag; 39007c478bd9Sstevel@tonic-gate rval = 0; 39017c478bd9Sstevel@tonic-gate } 39027c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 39037c478bd9Sstevel@tonic-gate 39047c478bd9Sstevel@tonic-gate return (rval); 39057c478bd9Sstevel@tonic-gate } 39067c478bd9Sstevel@tonic-gate 39077c478bd9Sstevel@tonic-gate 39087c478bd9Sstevel@tonic-gate /* 39097c478bd9Sstevel@tonic-gate * close endpoint status 39107c478bd9Sstevel@tonic-gate */ 39117c478bd9Sstevel@tonic-gate static void 39127c478bd9Sstevel@tonic-gate ugen_eps_close(ugen_state_t *ugenp, dev_t dev, int flag) 39137c478bd9Sstevel@tonic-gate { 39147c478bd9Sstevel@tonic-gate ugen_ep_t *epp = &ugenp->ug_ep[UGEN_MINOR_EPIDX(ugenp, dev)]; 39157c478bd9Sstevel@tonic-gate 39167c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 39177c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_STAT, ugenp->ug_log_hdl, 39187c478bd9Sstevel@tonic-gate "ugen_eps_close: dev=0x%lx flag=0x%x state=0x%x", 39197c478bd9Sstevel@tonic-gate dev, flag, epp->ep_state); 39207c478bd9Sstevel@tonic-gate 39217c478bd9Sstevel@tonic-gate epp->ep_state &= ~(UGEN_EP_STATE_STAT_OPEN | 39220a05e705Slc UGEN_EP_STATE_INTR_IN_POLL_PENDING | 39230a05e705Slc UGEN_EP_STATE_ISOC_IN_POLL_PENDING); 39247c478bd9Sstevel@tonic-gate epp->ep_one_xfer = B_FALSE; 39257c478bd9Sstevel@tonic-gate 39267c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_STAT, ugenp->ug_log_hdl, 39277c478bd9Sstevel@tonic-gate "ugen_eps_close: state=0x%x", epp->ep_state); 39287c478bd9Sstevel@tonic-gate 39297c478bd9Sstevel@tonic-gate ASSERT(epp->ep_state & UGEN_EP_STATE_ACTIVE); 39307c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 39317c478bd9Sstevel@tonic-gate } 39327c478bd9Sstevel@tonic-gate 39337c478bd9Sstevel@tonic-gate 39347c478bd9Sstevel@tonic-gate /* 39357c478bd9Sstevel@tonic-gate * return status info 39367c478bd9Sstevel@tonic-gate * 39377c478bd9Sstevel@tonic-gate * Return values: errno 39387c478bd9Sstevel@tonic-gate */ 39397c478bd9Sstevel@tonic-gate static int 39407c478bd9Sstevel@tonic-gate ugen_eps_req(ugen_state_t *ugenp, struct buf *bp) 39417c478bd9Sstevel@tonic-gate { 39427c478bd9Sstevel@tonic-gate ugen_ep_t *epp = &ugenp->ug_ep[UGEN_MINOR_EPIDX(ugenp, bp->b_edev)]; 39437c478bd9Sstevel@tonic-gate 39447c478bd9Sstevel@tonic-gate mutex_enter(&epp->ep_mutex); 39457c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 39467c478bd9Sstevel@tonic-gate "ugen_eps_req: bp=0x%p lcmd_status=0x%x bcount=%lu", 3947112116d8Sfb (void *)bp, epp->ep_lcmd_status, bp->b_bcount); 39487c478bd9Sstevel@tonic-gate 39497c478bd9Sstevel@tonic-gate if (bp->b_flags & B_READ) { 39507c478bd9Sstevel@tonic-gate int len = min(sizeof (epp->ep_lcmd_status), bp->b_bcount); 39517c478bd9Sstevel@tonic-gate if (len) { 39527c478bd9Sstevel@tonic-gate bcopy(&epp->ep_lcmd_status, bp->b_un.b_addr, len); 39537c478bd9Sstevel@tonic-gate } 39547c478bd9Sstevel@tonic-gate bp->b_resid = bp->b_bcount - len; 39557c478bd9Sstevel@tonic-gate } else { 39567c478bd9Sstevel@tonic-gate USB_DPRINTF_L3(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 39577c478bd9Sstevel@tonic-gate "ugen_eps_req: control=0x%x", 39587c478bd9Sstevel@tonic-gate *((char *)(bp->b_un.b_addr))); 39597c478bd9Sstevel@tonic-gate 39607c478bd9Sstevel@tonic-gate if (epp->ep_state & UGEN_EP_STATE_XFER_OPEN) { 39617c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 39627c478bd9Sstevel@tonic-gate "ugen_eps_req: cannot change one xfer mode if " 39637c478bd9Sstevel@tonic-gate "endpoint is open"); 39647c478bd9Sstevel@tonic-gate 39657c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 39667c478bd9Sstevel@tonic-gate 39677c478bd9Sstevel@tonic-gate return (EINVAL); 39687c478bd9Sstevel@tonic-gate } 39697c478bd9Sstevel@tonic-gate 39707c478bd9Sstevel@tonic-gate if ((epp->ep_descr.bmAttributes & USB_EP_ATTR_INTR) && 39717c478bd9Sstevel@tonic-gate (epp->ep_descr.bEndpointAddress & USB_EP_DIR_IN)) { 39727c478bd9Sstevel@tonic-gate epp->ep_one_xfer = (*((char *)(bp->b_un.b_addr)) & 39737c478bd9Sstevel@tonic-gate USB_EP_INTR_ONE_XFER) ? B_TRUE : B_FALSE; 39747c478bd9Sstevel@tonic-gate } else { 39757c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 39767c478bd9Sstevel@tonic-gate "ugen_eps_req: not an interrupt endpoint"); 39777c478bd9Sstevel@tonic-gate 39787c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 39797c478bd9Sstevel@tonic-gate 39807c478bd9Sstevel@tonic-gate return (EINVAL); 39817c478bd9Sstevel@tonic-gate } 39827c478bd9Sstevel@tonic-gate 39837c478bd9Sstevel@tonic-gate bp->b_resid = bp->b_bcount - 1; 39847c478bd9Sstevel@tonic-gate } 39857c478bd9Sstevel@tonic-gate mutex_exit(&epp->ep_mutex); 39867c478bd9Sstevel@tonic-gate 39877c478bd9Sstevel@tonic-gate return (0); 39887c478bd9Sstevel@tonic-gate } 39897c478bd9Sstevel@tonic-gate 39907c478bd9Sstevel@tonic-gate 39917c478bd9Sstevel@tonic-gate /* 39927c478bd9Sstevel@tonic-gate * device status node management 39937c478bd9Sstevel@tonic-gate */ 39947c478bd9Sstevel@tonic-gate static int 39957c478bd9Sstevel@tonic-gate ugen_ds_init(ugen_state_t *ugenp) 39967c478bd9Sstevel@tonic-gate { 39977c478bd9Sstevel@tonic-gate cv_init(&ugenp->ug_ds.dev_wait_cv, NULL, CV_DRIVER, NULL); 39987c478bd9Sstevel@tonic-gate 39997c478bd9Sstevel@tonic-gate /* Create devstat minor node for this instance */ 40007c478bd9Sstevel@tonic-gate if (ugen_ds_minor_nodes_create(ugenp) != USB_SUCCESS) { 40017c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 40027c478bd9Sstevel@tonic-gate "ugen_create_dev_stat_minor_nodes failed"); 40037c478bd9Sstevel@tonic-gate 40047c478bd9Sstevel@tonic-gate return (USB_FAILURE); 40057c478bd9Sstevel@tonic-gate } 40067c478bd9Sstevel@tonic-gate 40077c478bd9Sstevel@tonic-gate 40087c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 40097c478bd9Sstevel@tonic-gate } 40107c478bd9Sstevel@tonic-gate 40117c478bd9Sstevel@tonic-gate 40127c478bd9Sstevel@tonic-gate static void 40137c478bd9Sstevel@tonic-gate ugen_ds_destroy(ugen_state_t *ugenp) 40147c478bd9Sstevel@tonic-gate { 40157c478bd9Sstevel@tonic-gate cv_destroy(&ugenp->ug_ds.dev_wait_cv); 40167c478bd9Sstevel@tonic-gate } 40177c478bd9Sstevel@tonic-gate 40187c478bd9Sstevel@tonic-gate 40197c478bd9Sstevel@tonic-gate /* 40207c478bd9Sstevel@tonic-gate * open devstat minor node 40217c478bd9Sstevel@tonic-gate * 40227c478bd9Sstevel@tonic-gate * Return values: errno 40237c478bd9Sstevel@tonic-gate */ 40247c478bd9Sstevel@tonic-gate static int 40257c478bd9Sstevel@tonic-gate ugen_ds_open(ugen_state_t *ugenp, dev_t dev, int flag) 40267c478bd9Sstevel@tonic-gate { 40277c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 40287c478bd9Sstevel@tonic-gate "ugen_ds_open: dev=0x%lx flag=0x%x", dev, flag); 40297c478bd9Sstevel@tonic-gate 40307c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 40317c478bd9Sstevel@tonic-gate if ((ugenp->ug_ds.dev_stat & UGEN_DEV_STATUS_ACTIVE) == 0) { 40327c478bd9Sstevel@tonic-gate /* 40337c478bd9Sstevel@tonic-gate * first read on device node should return status 40347c478bd9Sstevel@tonic-gate */ 40357c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_stat |= UGEN_DEV_STATUS_CHANGED | 40360a05e705Slc UGEN_DEV_STATUS_ACTIVE; 40377c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_oflag = flag; 40387c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 40397c478bd9Sstevel@tonic-gate 40407c478bd9Sstevel@tonic-gate return (0); 40417c478bd9Sstevel@tonic-gate } else { 40427c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 40437c478bd9Sstevel@tonic-gate 40447c478bd9Sstevel@tonic-gate return (EBUSY); 40457c478bd9Sstevel@tonic-gate } 40467c478bd9Sstevel@tonic-gate } 40477c478bd9Sstevel@tonic-gate 40487c478bd9Sstevel@tonic-gate 40497c478bd9Sstevel@tonic-gate static void 40507c478bd9Sstevel@tonic-gate ugen_ds_close(ugen_state_t *ugenp, dev_t dev, int flag) 40517c478bd9Sstevel@tonic-gate { 40527c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 40537c478bd9Sstevel@tonic-gate "ugen_ds_close: dev=0x%lx flag=0x%x", dev, flag); 40547c478bd9Sstevel@tonic-gate 40557c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 40567c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_stat = UGEN_DEV_STATUS_INACTIVE; 40577c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 40587c478bd9Sstevel@tonic-gate } 40597c478bd9Sstevel@tonic-gate 40607c478bd9Sstevel@tonic-gate 40617c478bd9Sstevel@tonic-gate /* 40627c478bd9Sstevel@tonic-gate * request for devstat 40637c478bd9Sstevel@tonic-gate * 40647c478bd9Sstevel@tonic-gate * Return values: errno 40657c478bd9Sstevel@tonic-gate */ 40667c478bd9Sstevel@tonic-gate static int 40677c478bd9Sstevel@tonic-gate ugen_ds_req(ugen_state_t *ugenp, struct buf *bp) 40687c478bd9Sstevel@tonic-gate { 40697c478bd9Sstevel@tonic-gate int len = min(sizeof (ugenp->ug_ds.dev_state), bp->b_bcount); 40707c478bd9Sstevel@tonic-gate 40717c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 4072112116d8Sfb "ugen_ds_req: bp=0x%p", (void *)bp); 40737c478bd9Sstevel@tonic-gate 40747c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 40757c478bd9Sstevel@tonic-gate if ((ugenp->ug_ds.dev_oflag & (FNDELAY | FNONBLOCK)) == 0) { 40767c478bd9Sstevel@tonic-gate while ((ugenp->ug_ds.dev_stat & 40777c478bd9Sstevel@tonic-gate UGEN_DEV_STATUS_CHANGED) == 0) { 40787c478bd9Sstevel@tonic-gate if (cv_wait_sig(&ugenp->ug_ds.dev_wait_cv, 40797c478bd9Sstevel@tonic-gate &ugenp->ug_mutex) <= 0) { 40807c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 40817c478bd9Sstevel@tonic-gate 40827c478bd9Sstevel@tonic-gate return (EINTR); 40837c478bd9Sstevel@tonic-gate } 40847c478bd9Sstevel@tonic-gate } 40857c478bd9Sstevel@tonic-gate } else if ((ugenp->ug_ds.dev_stat & UGEN_DEV_STATUS_CHANGED) == 40867c478bd9Sstevel@tonic-gate 0) { 40877c478bd9Sstevel@tonic-gate bp->b_resid = bp->b_bcount; 40887c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 40897c478bd9Sstevel@tonic-gate 40907c478bd9Sstevel@tonic-gate return (0); 40917c478bd9Sstevel@tonic-gate } 40927c478bd9Sstevel@tonic-gate 40937c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_stat &= ~UGEN_DEV_STATUS_CHANGED; 40947c478bd9Sstevel@tonic-gate switch (ugenp->ug_dev_state) { 40957c478bd9Sstevel@tonic-gate case USB_DEV_ONLINE: 40967c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_state = USB_DEV_STAT_ONLINE; 40977c478bd9Sstevel@tonic-gate 40987c478bd9Sstevel@tonic-gate break; 40997c478bd9Sstevel@tonic-gate case USB_DEV_DISCONNECTED: 41007c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_state = USB_DEV_STAT_DISCONNECTED; 41017c478bd9Sstevel@tonic-gate 41027c478bd9Sstevel@tonic-gate break; 41037c478bd9Sstevel@tonic-gate case USB_DEV_SUSPENDED: 41047c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RESUME: 41057c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_state = USB_DEV_STAT_RESUMED; 41067c478bd9Sstevel@tonic-gate 41077c478bd9Sstevel@tonic-gate break; 41087c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RECONNECT: 41097c478bd9Sstevel@tonic-gate default: 41107c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_state = USB_DEV_STAT_UNAVAILABLE; 41117c478bd9Sstevel@tonic-gate 41127c478bd9Sstevel@tonic-gate break; 41137c478bd9Sstevel@tonic-gate } 41147c478bd9Sstevel@tonic-gate 41157c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 41167c478bd9Sstevel@tonic-gate "ugen_ds_req: dev_state=0x%x dev_stat=0x%x", 41177c478bd9Sstevel@tonic-gate ugenp->ug_dev_state, ugenp->ug_ds.dev_stat); 41187c478bd9Sstevel@tonic-gate 41197c478bd9Sstevel@tonic-gate bcopy(&ugenp->ug_ds.dev_state, bp->b_un.b_addr, len); 41207c478bd9Sstevel@tonic-gate bp->b_resid = bp->b_bcount - len; 41217c478bd9Sstevel@tonic-gate 41227c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 41237c478bd9Sstevel@tonic-gate 41247c478bd9Sstevel@tonic-gate return (0); 41257c478bd9Sstevel@tonic-gate } 41267c478bd9Sstevel@tonic-gate 41277c478bd9Sstevel@tonic-gate 41287c478bd9Sstevel@tonic-gate static void 41297c478bd9Sstevel@tonic-gate ugen_ds_change(ugen_state_t *ugenp) 41307c478bd9Sstevel@tonic-gate { 41317c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 41327c478bd9Sstevel@tonic-gate "ugen_ds_change:"); 41337c478bd9Sstevel@tonic-gate 41347c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_stat |= UGEN_DEV_STATUS_CHANGED; 41357c478bd9Sstevel@tonic-gate cv_signal(&ugenp->ug_ds.dev_wait_cv); 41367c478bd9Sstevel@tonic-gate } 41377c478bd9Sstevel@tonic-gate 41387c478bd9Sstevel@tonic-gate 41397c478bd9Sstevel@tonic-gate /* 41407c478bd9Sstevel@tonic-gate * poll management 41417c478bd9Sstevel@tonic-gate */ 41427c478bd9Sstevel@tonic-gate static void 41437c478bd9Sstevel@tonic-gate ugen_ds_poll_wakeup(ugen_state_t *ugenp) 41447c478bd9Sstevel@tonic-gate { 41457c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_XFER, ugenp->ug_log_hdl, 41467c478bd9Sstevel@tonic-gate "ugen_ds_poll_wakeup:"); 41477c478bd9Sstevel@tonic-gate 41487c478bd9Sstevel@tonic-gate if (ugenp->ug_ds.dev_stat & UGEN_DEV_STATUS_POLL_PENDING) { 41497c478bd9Sstevel@tonic-gate struct pollhead *phpp = &ugenp->ug_ds.dev_pollhead; 41507c478bd9Sstevel@tonic-gate ugenp->ug_ds.dev_stat &= ~UGEN_DEV_STATUS_POLL_PENDING; 41517c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 41527c478bd9Sstevel@tonic-gate pollwakeup(phpp, POLLIN); 41537c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 41547c478bd9Sstevel@tonic-gate } 41557c478bd9Sstevel@tonic-gate } 41567c478bd9Sstevel@tonic-gate 41577c478bd9Sstevel@tonic-gate 41587c478bd9Sstevel@tonic-gate /* 41597c478bd9Sstevel@tonic-gate * minor node management: 41607c478bd9Sstevel@tonic-gate */ 41617c478bd9Sstevel@tonic-gate static int 41627c478bd9Sstevel@tonic-gate ugen_ds_minor_nodes_create(ugen_state_t *ugenp) 41637c478bd9Sstevel@tonic-gate { 41647c478bd9Sstevel@tonic-gate char node_name[32]; 41657c478bd9Sstevel@tonic-gate int vid = ugenp->ug_dev_data->dev_descr->idVendor; 41667c478bd9Sstevel@tonic-gate int pid = ugenp->ug_dev_data->dev_descr->idProduct; 41677c478bd9Sstevel@tonic-gate minor_t minor; 41687c478bd9Sstevel@tonic-gate int minor_index; 41697c478bd9Sstevel@tonic-gate int owns_device = (usb_owns_device(ugenp->ug_dip) ? 41700a05e705Slc UGEN_OWNS_DEVICE : 0); 41717c478bd9Sstevel@tonic-gate 41727c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 41737c478bd9Sstevel@tonic-gate "ugen_ds_minor_nodes_create: idx shift=%d inst shift=%d", 41747c478bd9Sstevel@tonic-gate UGEN_MINOR_IDX_SHIFT(ugenp), 41757c478bd9Sstevel@tonic-gate UGEN_MINOR_INSTANCE_SHIFT(ugenp)); 41767c478bd9Sstevel@tonic-gate 41777c478bd9Sstevel@tonic-gate if (ugenp->ug_instance >= UGEN_MINOR_INSTANCE_LIMIT(ugenp)) { 41787c478bd9Sstevel@tonic-gate USB_DPRINTF_L0(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 41797c478bd9Sstevel@tonic-gate "instance number too high (%d)", ugenp->ug_instance); 41807c478bd9Sstevel@tonic-gate 41817c478bd9Sstevel@tonic-gate return (USB_FAILURE); 41827c478bd9Sstevel@tonic-gate } 41837c478bd9Sstevel@tonic-gate 41847c478bd9Sstevel@tonic-gate /* create devstat minor node */ 41857c478bd9Sstevel@tonic-gate if (owns_device) { 41867c478bd9Sstevel@tonic-gate (void) sprintf(node_name, "%x.%x.devstat", vid, pid); 41877c478bd9Sstevel@tonic-gate } else { 41887c478bd9Sstevel@tonic-gate (void) sprintf(node_name, "%x.%x.if%ddevstat", vid, pid, 41897c478bd9Sstevel@tonic-gate ugenp->ug_dev_data->dev_curr_if); 41907c478bd9Sstevel@tonic-gate } 41917c478bd9Sstevel@tonic-gate 41927c478bd9Sstevel@tonic-gate minor_index = ugen_minor_index_create(ugenp, 41937c478bd9Sstevel@tonic-gate (UGEN_MINOR_DEV_STAT_NODE | owns_device) << 41947c478bd9Sstevel@tonic-gate UGEN_MINOR_IDX_SHIFT(ugenp)); 41957c478bd9Sstevel@tonic-gate 41967c478bd9Sstevel@tonic-gate if (minor_index < 0) { 41977c478bd9Sstevel@tonic-gate USB_DPRINTF_L0(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 41987c478bd9Sstevel@tonic-gate "too many minor nodes"); 41997c478bd9Sstevel@tonic-gate 42007c478bd9Sstevel@tonic-gate return (USB_FAILURE); 42017c478bd9Sstevel@tonic-gate } 42027c478bd9Sstevel@tonic-gate minor = (minor_index << UGEN_MINOR_IDX_SHIFT(ugenp)) | 42037c478bd9Sstevel@tonic-gate ugenp->ug_instance << UGEN_MINOR_INSTANCE_SHIFT(ugenp); 42047c478bd9Sstevel@tonic-gate 42057c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 42067c478bd9Sstevel@tonic-gate "minor=0x%x minor_index=%d name=%s", 42077c478bd9Sstevel@tonic-gate minor, minor_index, node_name); 42087c478bd9Sstevel@tonic-gate 42097c478bd9Sstevel@tonic-gate ASSERT(minor < L_MAXMIN); 42107c478bd9Sstevel@tonic-gate 42117c478bd9Sstevel@tonic-gate if ((ddi_create_minor_node(ugenp->ug_dip, node_name, 42127c478bd9Sstevel@tonic-gate S_IFCHR, minor, DDI_NT_UGEN, 0)) != DDI_SUCCESS) { 42137c478bd9Sstevel@tonic-gate 42147c478bd9Sstevel@tonic-gate return (USB_FAILURE); 42157c478bd9Sstevel@tonic-gate } 42167c478bd9Sstevel@tonic-gate 42177c478bd9Sstevel@tonic-gate ugen_store_devt(ugenp, minor); 42187c478bd9Sstevel@tonic-gate 42197c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 42207c478bd9Sstevel@tonic-gate } 42217c478bd9Sstevel@tonic-gate 42227c478bd9Sstevel@tonic-gate 42237c478bd9Sstevel@tonic-gate /* 42247c478bd9Sstevel@tonic-gate * utility functions: 42257c478bd9Sstevel@tonic-gate * 42267c478bd9Sstevel@tonic-gate * conversion from completion reason to USB_LC_STAT_* 42277c478bd9Sstevel@tonic-gate */ 42287c478bd9Sstevel@tonic-gate static struct ugen_cr2lcstat_entry { 42297c478bd9Sstevel@tonic-gate int cr; 42307c478bd9Sstevel@tonic-gate int lcstat; 42317c478bd9Sstevel@tonic-gate } ugen_cr2lcstat_table[] = { 42327c478bd9Sstevel@tonic-gate { USB_CR_OK, USB_LC_STAT_NOERROR }, 42337c478bd9Sstevel@tonic-gate { USB_CR_CRC, USB_LC_STAT_CRC }, 42347c478bd9Sstevel@tonic-gate { USB_CR_BITSTUFFING, USB_LC_STAT_BITSTUFFING }, 42357c478bd9Sstevel@tonic-gate { USB_CR_DATA_TOGGLE_MM, USB_LC_STAT_DATA_TOGGLE_MM }, 42367c478bd9Sstevel@tonic-gate { USB_CR_STALL, USB_LC_STAT_STALL }, 42377c478bd9Sstevel@tonic-gate { USB_CR_DEV_NOT_RESP, USB_LC_STAT_DEV_NOT_RESP }, 42387c478bd9Sstevel@tonic-gate { USB_CR_PID_CHECKFAILURE, USB_LC_STAT_PID_CHECKFAILURE }, 42397c478bd9Sstevel@tonic-gate { USB_CR_UNEXP_PID, USB_LC_STAT_UNEXP_PID }, 42407c478bd9Sstevel@tonic-gate { USB_CR_DATA_OVERRUN, USB_LC_STAT_DATA_OVERRUN }, 42417c478bd9Sstevel@tonic-gate { USB_CR_DATA_UNDERRUN, USB_LC_STAT_DATA_UNDERRUN }, 42427c478bd9Sstevel@tonic-gate { USB_CR_BUFFER_OVERRUN, USB_LC_STAT_BUFFER_OVERRUN }, 42437c478bd9Sstevel@tonic-gate { USB_CR_BUFFER_UNDERRUN, USB_LC_STAT_BUFFER_UNDERRUN }, 42447c478bd9Sstevel@tonic-gate { USB_CR_TIMEOUT, USB_LC_STAT_TIMEOUT }, 42457c478bd9Sstevel@tonic-gate { USB_CR_NOT_ACCESSED, USB_LC_STAT_NOT_ACCESSED }, 42467c478bd9Sstevel@tonic-gate { USB_CR_NO_RESOURCES, USB_LC_STAT_NO_BANDWIDTH }, 42477c478bd9Sstevel@tonic-gate { USB_CR_UNSPECIFIED_ERR, USB_LC_STAT_UNSPECIFIED_ERR }, 42487c478bd9Sstevel@tonic-gate { USB_CR_STOPPED_POLLING, USB_LC_STAT_HW_ERR }, 42497c478bd9Sstevel@tonic-gate { USB_CR_PIPE_CLOSING, USB_LC_STAT_UNSPECIFIED_ERR }, 42507c478bd9Sstevel@tonic-gate { USB_CR_PIPE_RESET, USB_LC_STAT_UNSPECIFIED_ERR }, 42517c478bd9Sstevel@tonic-gate { USB_CR_NOT_SUPPORTED, USB_LC_STAT_UNSPECIFIED_ERR }, 42527c478bd9Sstevel@tonic-gate { USB_CR_FLUSHED, USB_LC_STAT_UNSPECIFIED_ERR } 42537c478bd9Sstevel@tonic-gate }; 42547c478bd9Sstevel@tonic-gate 42557c478bd9Sstevel@tonic-gate #define UGEN_CR2LCSTAT_TABLE_SIZE (sizeof (ugen_cr2lcstat_table) / \ 42567c478bd9Sstevel@tonic-gate sizeof (struct ugen_cr2lcstat_entry)) 42577c478bd9Sstevel@tonic-gate static int 42587c478bd9Sstevel@tonic-gate ugen_cr2lcstat(int cr) 42597c478bd9Sstevel@tonic-gate { 42607c478bd9Sstevel@tonic-gate int i; 42617c478bd9Sstevel@tonic-gate 42627c478bd9Sstevel@tonic-gate for (i = 0; i < UGEN_CR2LCSTAT_TABLE_SIZE; i++) { 42637c478bd9Sstevel@tonic-gate if (ugen_cr2lcstat_table[i].cr == cr) { 42647c478bd9Sstevel@tonic-gate 42657c478bd9Sstevel@tonic-gate return (ugen_cr2lcstat_table[i].lcstat); 42667c478bd9Sstevel@tonic-gate } 42677c478bd9Sstevel@tonic-gate } 42687c478bd9Sstevel@tonic-gate 42697c478bd9Sstevel@tonic-gate return (USB_LC_STAT_UNSPECIFIED_ERR); 42707c478bd9Sstevel@tonic-gate } 42717c478bd9Sstevel@tonic-gate 42727c478bd9Sstevel@tonic-gate 42737c478bd9Sstevel@tonic-gate /* 42747c478bd9Sstevel@tonic-gate * create and lookup minor index 42757c478bd9Sstevel@tonic-gate */ 42767c478bd9Sstevel@tonic-gate static int 42777c478bd9Sstevel@tonic-gate ugen_minor_index_create(ugen_state_t *ugenp, ugen_minor_t minor) 42787c478bd9Sstevel@tonic-gate { 42797c478bd9Sstevel@tonic-gate int i; 42807c478bd9Sstevel@tonic-gate 42817c478bd9Sstevel@tonic-gate /* check if already in the table */ 42827c478bd9Sstevel@tonic-gate for (i = 1; i < ugenp->ug_minor_node_table_index; i++) { 42837c478bd9Sstevel@tonic-gate if (ugenp->ug_minor_node_table[i] == minor) { 42847c478bd9Sstevel@tonic-gate 42857c478bd9Sstevel@tonic-gate return (-1); 42867c478bd9Sstevel@tonic-gate } 42877c478bd9Sstevel@tonic-gate } 42887c478bd9Sstevel@tonic-gate if (ugenp->ug_minor_node_table_index < 42897c478bd9Sstevel@tonic-gate (ugenp->ug_minor_node_table_size/sizeof (ugen_minor_t))) { 42907c478bd9Sstevel@tonic-gate ugenp->ug_minor_node_table[ugenp-> 42910a05e705Slc ug_minor_node_table_index] = minor; 42927c478bd9Sstevel@tonic-gate 42937c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_ATTA, ugenp->ug_log_hdl, 42947c478bd9Sstevel@tonic-gate "ugen_minor_index_create: %d: 0x%lx", 42957c478bd9Sstevel@tonic-gate ugenp->ug_minor_node_table_index, 42968793b36bSNick Todd (unsigned long)minor); 42977c478bd9Sstevel@tonic-gate 42987c478bd9Sstevel@tonic-gate return (ugenp->ug_minor_node_table_index++); 42997c478bd9Sstevel@tonic-gate } else { 43007c478bd9Sstevel@tonic-gate 43017c478bd9Sstevel@tonic-gate return (-1); 43027c478bd9Sstevel@tonic-gate } 43037c478bd9Sstevel@tonic-gate } 43047c478bd9Sstevel@tonic-gate 43057c478bd9Sstevel@tonic-gate 43067c478bd9Sstevel@tonic-gate static ugen_minor_t 43077c478bd9Sstevel@tonic-gate ugen_devt2minor(ugen_state_t *ugenp, dev_t dev) 43087c478bd9Sstevel@tonic-gate { 43097c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 4310112116d8Sfb "ugen_devt2minor: minorindex=%lu, minor=0x%" PRIx64, 43117c478bd9Sstevel@tonic-gate UGEN_MINOR_GET_IDX(ugenp, dev), 43127c478bd9Sstevel@tonic-gate ugenp->ug_minor_node_table[UGEN_MINOR_GET_IDX(ugenp, dev)]); 43137c478bd9Sstevel@tonic-gate 43147c478bd9Sstevel@tonic-gate ASSERT(UGEN_MINOR_GET_IDX(ugenp, dev) < 43150a05e705Slc ugenp->ug_minor_node_table_index); 43167c478bd9Sstevel@tonic-gate 43177c478bd9Sstevel@tonic-gate return (ugenp->ug_minor_node_table[UGEN_MINOR_GET_IDX(ugenp, dev)]); 43187c478bd9Sstevel@tonic-gate } 43197c478bd9Sstevel@tonic-gate 43207c478bd9Sstevel@tonic-gate 432196603521Sfrits static int 432296603521Sfrits ugen_is_valid_minor_node(ugen_state_t *ugenp, dev_t dev) 432396603521Sfrits { 432496603521Sfrits int idx = UGEN_MINOR_GET_IDX(ugenp, dev); 432596603521Sfrits 432696603521Sfrits if ((idx < ugenp->ug_minor_node_table_index) && 432796603521Sfrits (idx > 0)) { 432896603521Sfrits 432996603521Sfrits return (USB_SUCCESS); 433096603521Sfrits } 433196603521Sfrits USB_DPRINTF_L2(UGEN_PRINT_CBOPS, ugenp->ug_log_hdl, 433296603521Sfrits "ugen_is_valid_minor_node: invalid minorindex=%d", idx); 433396603521Sfrits 433496603521Sfrits return (USB_FAILURE); 433596603521Sfrits } 433696603521Sfrits 433796603521Sfrits 43387c478bd9Sstevel@tonic-gate static void 43397c478bd9Sstevel@tonic-gate ugen_minor_node_table_create(ugen_state_t *ugenp) 43407c478bd9Sstevel@tonic-gate { 43417c478bd9Sstevel@tonic-gate size_t size = sizeof (ugen_minor_t) * UGEN_MINOR_IDX_LIMIT(ugenp); 43427c478bd9Sstevel@tonic-gate 43437c478bd9Sstevel@tonic-gate /* allocate the max table size needed, we reduce later */ 43447c478bd9Sstevel@tonic-gate ugenp->ug_minor_node_table = kmem_zalloc(size, KM_SLEEP); 43457c478bd9Sstevel@tonic-gate ugenp->ug_minor_node_table_size = size; 43467c478bd9Sstevel@tonic-gate ugenp->ug_minor_node_table_index = 1; 43477c478bd9Sstevel@tonic-gate } 43487c478bd9Sstevel@tonic-gate 43497c478bd9Sstevel@tonic-gate 43507c478bd9Sstevel@tonic-gate static void 43517c478bd9Sstevel@tonic-gate ugen_minor_node_table_shrink(ugen_state_t *ugenp) 43527c478bd9Sstevel@tonic-gate { 43537c478bd9Sstevel@tonic-gate /* reduce the table size to save some memory */ 43547c478bd9Sstevel@tonic-gate if (ugenp->ug_minor_node_table_index < UGEN_MINOR_IDX_LIMIT(ugenp)) { 43557c478bd9Sstevel@tonic-gate size_t newsize = sizeof (ugen_minor_t) * 43560a05e705Slc ugenp->ug_minor_node_table_index; 43577c478bd9Sstevel@tonic-gate ugen_minor_t *buf = kmem_zalloc(newsize, KM_SLEEP); 43587c478bd9Sstevel@tonic-gate 43597c478bd9Sstevel@tonic-gate bcopy(ugenp->ug_minor_node_table, buf, newsize); 43607c478bd9Sstevel@tonic-gate kmem_free(ugenp->ug_minor_node_table, 43610a05e705Slc ugenp->ug_minor_node_table_size); 43627c478bd9Sstevel@tonic-gate ugenp->ug_minor_node_table = buf; 43637c478bd9Sstevel@tonic-gate ugenp->ug_minor_node_table_size = newsize; 43647c478bd9Sstevel@tonic-gate } 43657c478bd9Sstevel@tonic-gate } 43667c478bd9Sstevel@tonic-gate 43677c478bd9Sstevel@tonic-gate 43687c478bd9Sstevel@tonic-gate static void 43697c478bd9Sstevel@tonic-gate ugen_minor_node_table_destroy(ugen_state_t *ugenp) 43707c478bd9Sstevel@tonic-gate { 43717c478bd9Sstevel@tonic-gate if (ugenp->ug_minor_node_table) { 43727c478bd9Sstevel@tonic-gate kmem_free(ugenp->ug_minor_node_table, 43730a05e705Slc ugenp->ug_minor_node_table_size); 43747c478bd9Sstevel@tonic-gate } 43757c478bd9Sstevel@tonic-gate } 43767c478bd9Sstevel@tonic-gate 43777c478bd9Sstevel@tonic-gate 43787c478bd9Sstevel@tonic-gate static void 43797c478bd9Sstevel@tonic-gate ugen_check_mask(uint_t mask, uint_t *shift, uint_t *limit) 43807c478bd9Sstevel@tonic-gate { 43817c478bd9Sstevel@tonic-gate uint_t i, j; 43827c478bd9Sstevel@tonic-gate 43837c478bd9Sstevel@tonic-gate for (i = 0; i < UGEN_MINOR_NODE_SIZE; i++) { 43847c478bd9Sstevel@tonic-gate if ((1 << i) & mask) { 43857c478bd9Sstevel@tonic-gate 43867c478bd9Sstevel@tonic-gate break; 43877c478bd9Sstevel@tonic-gate } 43887c478bd9Sstevel@tonic-gate } 43897c478bd9Sstevel@tonic-gate 43907c478bd9Sstevel@tonic-gate for (j = i; j < UGEN_MINOR_NODE_SIZE; j++) { 43917c478bd9Sstevel@tonic-gate if (((1 << j) & mask) == 0) { 43927c478bd9Sstevel@tonic-gate 43937c478bd9Sstevel@tonic-gate break; 43947c478bd9Sstevel@tonic-gate } 43957c478bd9Sstevel@tonic-gate } 43967c478bd9Sstevel@tonic-gate 43977c478bd9Sstevel@tonic-gate *limit = (i == j) ? 0 : 1 << (j - i); 43987c478bd9Sstevel@tonic-gate *shift = i; 43997c478bd9Sstevel@tonic-gate } 44007c478bd9Sstevel@tonic-gate 44017c478bd9Sstevel@tonic-gate 44027c478bd9Sstevel@tonic-gate 44037c478bd9Sstevel@tonic-gate /* 44047c478bd9Sstevel@tonic-gate * power management: 44057c478bd9Sstevel@tonic-gate * 44067c478bd9Sstevel@tonic-gate * ugen_pm_init: 44077c478bd9Sstevel@tonic-gate * Initialize power management and remote wakeup functionality. 44087c478bd9Sstevel@tonic-gate * No mutex is necessary in this function as it's called only by attach. 44097c478bd9Sstevel@tonic-gate */ 44107c478bd9Sstevel@tonic-gate static void 44117c478bd9Sstevel@tonic-gate ugen_pm_init(ugen_state_t *ugenp) 44127c478bd9Sstevel@tonic-gate { 44137c478bd9Sstevel@tonic-gate dev_info_t *dip = ugenp->ug_dip; 44147c478bd9Sstevel@tonic-gate ugen_power_t *ugenpm; 44157c478bd9Sstevel@tonic-gate 44167c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_PM, ugenp->ug_log_hdl, 44177c478bd9Sstevel@tonic-gate "ugen_pm_init:"); 44187c478bd9Sstevel@tonic-gate 44197c478bd9Sstevel@tonic-gate /* Allocate the state structure */ 44207c478bd9Sstevel@tonic-gate ugenpm = kmem_zalloc(sizeof (ugen_power_t), KM_SLEEP); 44217c478bd9Sstevel@tonic-gate 44227c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 44237c478bd9Sstevel@tonic-gate ugenp->ug_pm = ugenpm; 44247c478bd9Sstevel@tonic-gate ugenpm->pwr_wakeup_enabled = B_FALSE; 44257c478bd9Sstevel@tonic-gate ugenpm->pwr_current = USB_DEV_OS_FULL_PWR; 44267c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 44277c478bd9Sstevel@tonic-gate 44287c478bd9Sstevel@tonic-gate /* 44297c478bd9Sstevel@tonic-gate * If remote wakeup is not available you may not want to do 44307c478bd9Sstevel@tonic-gate * power management. 44317c478bd9Sstevel@tonic-gate */ 44327c478bd9Sstevel@tonic-gate if (ugen_enable_pm || usb_handle_remote_wakeup(dip, 44337c478bd9Sstevel@tonic-gate USB_REMOTE_WAKEUP_ENABLE) == USB_SUCCESS) { 44347c478bd9Sstevel@tonic-gate if (usb_create_pm_components(dip, 44357c478bd9Sstevel@tonic-gate &ugenpm->pwr_states) == USB_SUCCESS) { 44367c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_PM, 44377c478bd9Sstevel@tonic-gate ugenp->ug_log_hdl, 44387c478bd9Sstevel@tonic-gate "ugen_pm_init: " 44397c478bd9Sstevel@tonic-gate "created PM components"); 44407c478bd9Sstevel@tonic-gate 44417c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 44427c478bd9Sstevel@tonic-gate ugenpm->pwr_wakeup_enabled = B_TRUE; 44437c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 44447c478bd9Sstevel@tonic-gate 44457c478bd9Sstevel@tonic-gate if (pm_raise_power(dip, 0, 44467c478bd9Sstevel@tonic-gate USB_DEV_OS_FULL_PWR) != DDI_SUCCESS) { 44477c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_PM, 44487c478bd9Sstevel@tonic-gate ugenp->ug_log_hdl, 44497c478bd9Sstevel@tonic-gate "ugen_pm_init: " 44507c478bd9Sstevel@tonic-gate "raising power failed"); 44517c478bd9Sstevel@tonic-gate } 44527c478bd9Sstevel@tonic-gate } else { 44537c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_PM, 44547c478bd9Sstevel@tonic-gate ugenp->ug_log_hdl, 44557c478bd9Sstevel@tonic-gate "ugen_pm_init: " 44567c478bd9Sstevel@tonic-gate "create_pm_comps failed"); 44577c478bd9Sstevel@tonic-gate } 44587c478bd9Sstevel@tonic-gate } else { 44597c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_PM, 44607c478bd9Sstevel@tonic-gate ugenp->ug_log_hdl, "ugen_pm_init: " 44617c478bd9Sstevel@tonic-gate "failure enabling remote wakeup"); 44627c478bd9Sstevel@tonic-gate } 44637c478bd9Sstevel@tonic-gate 44647c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_PM, ugenp->ug_log_hdl, 44657c478bd9Sstevel@tonic-gate "ugen_pm_init: end"); 44667c478bd9Sstevel@tonic-gate } 44677c478bd9Sstevel@tonic-gate 44687c478bd9Sstevel@tonic-gate 44697c478bd9Sstevel@tonic-gate /* 44707c478bd9Sstevel@tonic-gate * ugen_pm_destroy: 44717c478bd9Sstevel@tonic-gate * Shut down and destroy power management and remote wakeup functionality. 44727c478bd9Sstevel@tonic-gate */ 44737c478bd9Sstevel@tonic-gate static void 44747c478bd9Sstevel@tonic-gate ugen_pm_destroy(ugen_state_t *ugenp) 44757c478bd9Sstevel@tonic-gate { 44767c478bd9Sstevel@tonic-gate dev_info_t *dip = ugenp->ug_dip; 44777c478bd9Sstevel@tonic-gate 44787c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_PM, ugenp->ug_log_hdl, 44797c478bd9Sstevel@tonic-gate "ugen_pm_destroy:"); 44807c478bd9Sstevel@tonic-gate 44817c478bd9Sstevel@tonic-gate if (ugenp->ug_pm) { 44827c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 44837c478bd9Sstevel@tonic-gate ugen_pm_busy_component(ugenp); 44847c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 44857c478bd9Sstevel@tonic-gate 44867c478bd9Sstevel@tonic-gate if ((ugenp->ug_pm->pwr_wakeup_enabled) && 44877c478bd9Sstevel@tonic-gate (ugenp->ug_dev_state != USB_DEV_DISCONNECTED)) { 44887c478bd9Sstevel@tonic-gate int rval; 44897c478bd9Sstevel@tonic-gate 44907c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 44917c478bd9Sstevel@tonic-gate (void) pm_raise_power(dip, 0, USB_DEV_OS_FULL_PWR); 44927c478bd9Sstevel@tonic-gate 44937c478bd9Sstevel@tonic-gate if ((rval = usb_handle_remote_wakeup(dip, 44947c478bd9Sstevel@tonic-gate USB_REMOTE_WAKEUP_DISABLE)) != USB_SUCCESS) { 44957c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_PM, 44967c478bd9Sstevel@tonic-gate ugenp->ug_log_hdl, "ugen_pm_destroy: " 44977c478bd9Sstevel@tonic-gate "disabling rmt wakeup: rval=%d", rval); 44987c478bd9Sstevel@tonic-gate } 44997c478bd9Sstevel@tonic-gate /* 45007c478bd9Sstevel@tonic-gate * Since remote wakeup is disabled now, 45017c478bd9Sstevel@tonic-gate * no one can raise power 45027c478bd9Sstevel@tonic-gate * and get to device once power is lowered here. 45037c478bd9Sstevel@tonic-gate */ 45047c478bd9Sstevel@tonic-gate } else { 45057c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 45067c478bd9Sstevel@tonic-gate } 45077c478bd9Sstevel@tonic-gate (void) pm_lower_power(dip, 0, USB_DEV_OS_PWR_OFF); 45087c478bd9Sstevel@tonic-gate ugen_pm_idle_component(ugenp); 45097c478bd9Sstevel@tonic-gate 45107c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 45117c478bd9Sstevel@tonic-gate kmem_free(ugenp->ug_pm, sizeof (ugen_power_t)); 45127c478bd9Sstevel@tonic-gate ugenp->ug_pm = NULL; 45137c478bd9Sstevel@tonic-gate } 45147c478bd9Sstevel@tonic-gate } 45157c478bd9Sstevel@tonic-gate 45167c478bd9Sstevel@tonic-gate 45177c478bd9Sstevel@tonic-gate /* 45187c478bd9Sstevel@tonic-gate * ugen_power : 45197c478bd9Sstevel@tonic-gate * Power entry point, the workhorse behind pm_raise_power, pm_lower_power, 45207c478bd9Sstevel@tonic-gate * usb_req_raise_power and usb_req_lower_power. 45217c478bd9Sstevel@tonic-gate */ 45227c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 45237c478bd9Sstevel@tonic-gate int 45247c478bd9Sstevel@tonic-gate usb_ugen_power(usb_ugen_hdl_t usb_ugen_hdl, int comp, int level) 45257c478bd9Sstevel@tonic-gate { 45267c478bd9Sstevel@tonic-gate ugen_power_t *pm; 45277c478bd9Sstevel@tonic-gate int rval = USB_FAILURE; 45287c478bd9Sstevel@tonic-gate usb_ugen_hdl_impl_t *usb_ugen_hdl_impl = 45290a05e705Slc (usb_ugen_hdl_impl_t *)usb_ugen_hdl; 45307c478bd9Sstevel@tonic-gate ugen_state_t *ugenp; 45317c478bd9Sstevel@tonic-gate dev_info_t *dip; 45327c478bd9Sstevel@tonic-gate 45337c478bd9Sstevel@tonic-gate if (usb_ugen_hdl == NULL) { 45347c478bd9Sstevel@tonic-gate 45357c478bd9Sstevel@tonic-gate return (USB_FAILURE); 45367c478bd9Sstevel@tonic-gate } 45377c478bd9Sstevel@tonic-gate 45387c478bd9Sstevel@tonic-gate ugenp = usb_ugen_hdl_impl->hdl_ugenp; 45397c478bd9Sstevel@tonic-gate dip = ugenp->ug_dip; 45407c478bd9Sstevel@tonic-gate 45417c478bd9Sstevel@tonic-gate if (ugenp->ug_pm == NULL) { 45427c478bd9Sstevel@tonic-gate 45437c478bd9Sstevel@tonic-gate return (USB_SUCCESS); 45447c478bd9Sstevel@tonic-gate } 45457c478bd9Sstevel@tonic-gate 45467c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_PM, ugenp->ug_log_hdl, 45477c478bd9Sstevel@tonic-gate "usb_ugen_power: level=%d", level); 45487c478bd9Sstevel@tonic-gate 45497c478bd9Sstevel@tonic-gate (void) usb_serialize_access(ugenp->ug_ser_cookie, 45500a05e705Slc USB_WAIT, 0); 45517c478bd9Sstevel@tonic-gate /* 45527c478bd9Sstevel@tonic-gate * If we are disconnected/suspended, return success. Note that if we 45537c478bd9Sstevel@tonic-gate * return failure, bringing down the system will hang when 45547c478bd9Sstevel@tonic-gate * PM tries to power up all devices 45557c478bd9Sstevel@tonic-gate */ 45567c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 45577c478bd9Sstevel@tonic-gate switch (ugenp->ug_dev_state) { 45587c478bd9Sstevel@tonic-gate case USB_DEV_ONLINE: 45597c478bd9Sstevel@tonic-gate 45607c478bd9Sstevel@tonic-gate break; 45617c478bd9Sstevel@tonic-gate case USB_DEV_DISCONNECTED: 45627c478bd9Sstevel@tonic-gate case USB_DEV_SUSPENDED: 45637c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RESUME: 45647c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RECONNECT: 45657c478bd9Sstevel@tonic-gate default: 45667c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_PM, ugenp->ug_log_hdl, 45677c478bd9Sstevel@tonic-gate "ugen_power: disconnected/suspended " 45687c478bd9Sstevel@tonic-gate "dev_state=%d", ugenp->ug_dev_state); 45697c478bd9Sstevel@tonic-gate rval = USB_SUCCESS; 45707c478bd9Sstevel@tonic-gate 45717c478bd9Sstevel@tonic-gate goto done; 45727c478bd9Sstevel@tonic-gate } 45737c478bd9Sstevel@tonic-gate 45747c478bd9Sstevel@tonic-gate pm = ugenp->ug_pm; 45757c478bd9Sstevel@tonic-gate 45767c478bd9Sstevel@tonic-gate /* Check if we are transitioning to a legal power level */ 45777c478bd9Sstevel@tonic-gate if (USB_DEV_PWRSTATE_OK(pm->pwr_states, level)) { 45787c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_PM, ugenp->ug_log_hdl, 45797c478bd9Sstevel@tonic-gate "ugen_power: illegal power level=%d " 45807c478bd9Sstevel@tonic-gate "pwr_states: 0x%x", level, pm->pwr_states); 45817c478bd9Sstevel@tonic-gate 45827c478bd9Sstevel@tonic-gate goto done; 45837c478bd9Sstevel@tonic-gate } 45847c478bd9Sstevel@tonic-gate 45857c478bd9Sstevel@tonic-gate switch (level) { 45867c478bd9Sstevel@tonic-gate case USB_DEV_OS_PWR_OFF : 45877c478bd9Sstevel@tonic-gate switch (ugenp->ug_dev_state) { 45887c478bd9Sstevel@tonic-gate case USB_DEV_ONLINE: 45897c478bd9Sstevel@tonic-gate /* Deny the powerdown request if the device is busy */ 45907c478bd9Sstevel@tonic-gate if (ugenp->ug_pm->pwr_busy != 0) { 45917c478bd9Sstevel@tonic-gate 45927c478bd9Sstevel@tonic-gate break; 45937c478bd9Sstevel@tonic-gate } 45947c478bd9Sstevel@tonic-gate ASSERT(ugenp->ug_open_count == 0); 45957c478bd9Sstevel@tonic-gate ASSERT(ugenp->ug_pending_cmds == 0); 45967c478bd9Sstevel@tonic-gate ugenp->ug_pm->pwr_current = USB_DEV_OS_PWR_OFF; 45977c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 45987c478bd9Sstevel@tonic-gate 45997c478bd9Sstevel@tonic-gate /* Issue USB D3 command to the device here */ 46007c478bd9Sstevel@tonic-gate rval = usb_set_device_pwrlvl3(dip); 46017c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 46027c478bd9Sstevel@tonic-gate 46037c478bd9Sstevel@tonic-gate break; 46047c478bd9Sstevel@tonic-gate default: 46057c478bd9Sstevel@tonic-gate rval = USB_SUCCESS; 46067c478bd9Sstevel@tonic-gate 46077c478bd9Sstevel@tonic-gate break; 46087c478bd9Sstevel@tonic-gate } 46097c478bd9Sstevel@tonic-gate break; 46107c478bd9Sstevel@tonic-gate case USB_DEV_OS_FULL_PWR : 46117c478bd9Sstevel@tonic-gate /* 46127c478bd9Sstevel@tonic-gate * PM framework tries to put us in full power during system 46137c478bd9Sstevel@tonic-gate * shutdown. 46147c478bd9Sstevel@tonic-gate */ 46157c478bd9Sstevel@tonic-gate switch (ugenp->ug_dev_state) { 46167c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RESUME: 46177c478bd9Sstevel@tonic-gate case USB_UGEN_DEV_UNAVAILABLE_RECONNECT: 46187c478bd9Sstevel@tonic-gate 46197c478bd9Sstevel@tonic-gate break; 46207c478bd9Sstevel@tonic-gate default: 46217c478bd9Sstevel@tonic-gate ugenp->ug_dev_state = USB_DEV_ONLINE; 46227c478bd9Sstevel@tonic-gate 46237c478bd9Sstevel@tonic-gate /* wakeup devstat reads and polls */ 46247c478bd9Sstevel@tonic-gate ugen_ds_change(ugenp); 46257c478bd9Sstevel@tonic-gate ugen_ds_poll_wakeup(ugenp); 46267c478bd9Sstevel@tonic-gate 46277c478bd9Sstevel@tonic-gate break; 46287c478bd9Sstevel@tonic-gate } 46297c478bd9Sstevel@tonic-gate ugenp->ug_pm->pwr_current = USB_DEV_OS_FULL_PWR; 46307c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 46317c478bd9Sstevel@tonic-gate rval = usb_set_device_pwrlvl0(dip); 46327c478bd9Sstevel@tonic-gate mutex_enter(&ugenp->ug_mutex); 46337c478bd9Sstevel@tonic-gate 46347c478bd9Sstevel@tonic-gate break; 46357c478bd9Sstevel@tonic-gate default: 46367c478bd9Sstevel@tonic-gate /* Levels 1 and 2 are not supported to keep it simple. */ 46377c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_PM, ugenp->ug_log_hdl, 46387c478bd9Sstevel@tonic-gate "ugen_power: power level %d not supported", level); 46397c478bd9Sstevel@tonic-gate 46407c478bd9Sstevel@tonic-gate break; 46417c478bd9Sstevel@tonic-gate } 46427c478bd9Sstevel@tonic-gate done: 46437c478bd9Sstevel@tonic-gate mutex_exit(&ugenp->ug_mutex); 46447c478bd9Sstevel@tonic-gate usb_release_access(ugenp->ug_ser_cookie); 46457c478bd9Sstevel@tonic-gate 46467c478bd9Sstevel@tonic-gate return (rval); 46477c478bd9Sstevel@tonic-gate } 46487c478bd9Sstevel@tonic-gate 46497c478bd9Sstevel@tonic-gate 46507c478bd9Sstevel@tonic-gate static void 46517c478bd9Sstevel@tonic-gate ugen_pm_busy_component(ugen_state_t *ugen_statep) 46527c478bd9Sstevel@tonic-gate { 46537c478bd9Sstevel@tonic-gate ASSERT(!mutex_owned(&ugen_statep->ug_mutex)); 46547c478bd9Sstevel@tonic-gate 46557c478bd9Sstevel@tonic-gate if (ugen_statep->ug_pm != NULL) { 46567c478bd9Sstevel@tonic-gate mutex_enter(&ugen_statep->ug_mutex); 46577c478bd9Sstevel@tonic-gate ugen_statep->ug_pm->pwr_busy++; 46587c478bd9Sstevel@tonic-gate 46597c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_PM, ugen_statep->ug_log_hdl, 46607c478bd9Sstevel@tonic-gate "ugen_pm_busy_component: %d", ugen_statep->ug_pm->pwr_busy); 46617c478bd9Sstevel@tonic-gate 46627c478bd9Sstevel@tonic-gate mutex_exit(&ugen_statep->ug_mutex); 46637c478bd9Sstevel@tonic-gate if (pm_busy_component(ugen_statep->ug_dip, 0) != DDI_SUCCESS) { 46647c478bd9Sstevel@tonic-gate mutex_enter(&ugen_statep->ug_mutex); 46657c478bd9Sstevel@tonic-gate ugen_statep->ug_pm->pwr_busy--; 46667c478bd9Sstevel@tonic-gate 46677c478bd9Sstevel@tonic-gate USB_DPRINTF_L2(UGEN_PRINT_PM, ugen_statep->ug_log_hdl, 46687c478bd9Sstevel@tonic-gate "ugen_pm_busy_component failed: %d", 46697c478bd9Sstevel@tonic-gate ugen_statep->ug_pm->pwr_busy); 46707c478bd9Sstevel@tonic-gate 46717c478bd9Sstevel@tonic-gate mutex_exit(&ugen_statep->ug_mutex); 46727c478bd9Sstevel@tonic-gate } 46737c478bd9Sstevel@tonic-gate } 46747c478bd9Sstevel@tonic-gate } 46757c478bd9Sstevel@tonic-gate 46767c478bd9Sstevel@tonic-gate 46777c478bd9Sstevel@tonic-gate static void 46787c478bd9Sstevel@tonic-gate ugen_pm_idle_component(ugen_state_t *ugen_statep) 46797c478bd9Sstevel@tonic-gate { 46807c478bd9Sstevel@tonic-gate ASSERT(!mutex_owned(&ugen_statep->ug_mutex)); 46817c478bd9Sstevel@tonic-gate 46827c478bd9Sstevel@tonic-gate if (ugen_statep->ug_pm != NULL) { 46837c478bd9Sstevel@tonic-gate if (pm_idle_component(ugen_statep->ug_dip, 0) == DDI_SUCCESS) { 46847c478bd9Sstevel@tonic-gate mutex_enter(&ugen_statep->ug_mutex); 46857c478bd9Sstevel@tonic-gate ASSERT(ugen_statep->ug_pm->pwr_busy > 0); 46867c478bd9Sstevel@tonic-gate ugen_statep->ug_pm->pwr_busy--; 46877c478bd9Sstevel@tonic-gate 46887c478bd9Sstevel@tonic-gate USB_DPRINTF_L4(UGEN_PRINT_PM, ugen_statep->ug_log_hdl, 46897c478bd9Sstevel@tonic-gate "ugen_pm_idle_component: %d", 46907c478bd9Sstevel@tonic-gate ugen_statep->ug_pm->pwr_busy); 46917c478bd9Sstevel@tonic-gate 46927c478bd9Sstevel@tonic-gate mutex_exit(&ugen_statep->ug_mutex); 46937c478bd9Sstevel@tonic-gate } 46947c478bd9Sstevel@tonic-gate } 46957c478bd9Sstevel@tonic-gate } 46967c478bd9Sstevel@tonic-gate 46977c478bd9Sstevel@tonic-gate 46987c478bd9Sstevel@tonic-gate /* 46997c478bd9Sstevel@tonic-gate * devt lookup support 47007c478bd9Sstevel@tonic-gate * In ugen_strategy and ugen_minphys, we only have the devt and need 47017c478bd9Sstevel@tonic-gate * the ugen_state pointer. Since we don't know instance mask, we can't 47027c478bd9Sstevel@tonic-gate * easily derive a softstate pointer. Therefore, we use a list 47037c478bd9Sstevel@tonic-gate */ 47047c478bd9Sstevel@tonic-gate static void 47057c478bd9Sstevel@tonic-gate ugen_store_devt(ugen_state_t *ugenp, minor_t minor) 47067c478bd9Sstevel@tonic-gate { 47077c478bd9Sstevel@tonic-gate ugen_devt_list_entry_t *e = kmem_zalloc( 47080a05e705Slc sizeof (ugen_devt_list_entry_t), KM_SLEEP); 47097c478bd9Sstevel@tonic-gate ugen_devt_list_entry_t *t; 47107c478bd9Sstevel@tonic-gate 47117c478bd9Sstevel@tonic-gate mutex_enter(&ugen_devt_list_mutex); 47127c478bd9Sstevel@tonic-gate e->list_dev = makedevice(ddi_driver_major(ugenp->ug_dip), minor); 47137c478bd9Sstevel@tonic-gate e->list_state = ugenp; 47147c478bd9Sstevel@tonic-gate 47157c478bd9Sstevel@tonic-gate t = ugen_devt_list.list_next; 47167c478bd9Sstevel@tonic-gate 47177c478bd9Sstevel@tonic-gate /* check if the entry is already in the list */ 47187c478bd9Sstevel@tonic-gate while (t) { 47197c478bd9Sstevel@tonic-gate ASSERT(t->list_dev != e->list_dev); 47207c478bd9Sstevel@tonic-gate t = t->list_next; 47217c478bd9Sstevel@tonic-gate } 47227c478bd9Sstevel@tonic-gate 47237c478bd9Sstevel@tonic-gate /* add to the head of the list */ 47247c478bd9Sstevel@tonic-gate e->list_next = ugen_devt_list.list_next; 47257c478bd9Sstevel@tonic-gate if (ugen_devt_list.list_next) { 47267c478bd9Sstevel@tonic-gate ugen_devt_list.list_next->list_prev = e; 47277c478bd9Sstevel@tonic-gate } 47287c478bd9Sstevel@tonic-gate ugen_devt_list.list_next = e; 47297c478bd9Sstevel@tonic-gate mutex_exit(&ugen_devt_list_mutex); 47307c478bd9Sstevel@tonic-gate } 47317c478bd9Sstevel@tonic-gate 47327c478bd9Sstevel@tonic-gate 47337c478bd9Sstevel@tonic-gate static ugen_state_t * 47347c478bd9Sstevel@tonic-gate ugen_devt2state(dev_t dev) 47357c478bd9Sstevel@tonic-gate { 47367c478bd9Sstevel@tonic-gate ugen_devt_list_entry_t *t; 47377c478bd9Sstevel@tonic-gate ugen_state_t *ugenp = NULL; 47387c478bd9Sstevel@tonic-gate int index, count; 47397c478bd9Sstevel@tonic-gate 47407c478bd9Sstevel@tonic-gate mutex_enter(&ugen_devt_list_mutex); 47417c478bd9Sstevel@tonic-gate 47427c478bd9Sstevel@tonic-gate for (index = ugen_devt_cache_index, count = 0; 47437c478bd9Sstevel@tonic-gate count < UGEN_DEVT_CACHE_SIZE; count++) { 47447c478bd9Sstevel@tonic-gate if (ugen_devt_cache[index].cache_dev == dev) { 47457c478bd9Sstevel@tonic-gate ugen_devt_cache[index].cache_hit++; 47467c478bd9Sstevel@tonic-gate ugenp = ugen_devt_cache[index].cache_state; 47477c478bd9Sstevel@tonic-gate 47487c478bd9Sstevel@tonic-gate mutex_exit(&ugen_devt_list_mutex); 47497c478bd9Sstevel@tonic-gate 47507c478bd9Sstevel@tonic-gate return (ugenp); 47517c478bd9Sstevel@tonic-gate } 47527c478bd9Sstevel@tonic-gate index++; 47537c478bd9Sstevel@tonic-gate index %= UGEN_DEVT_CACHE_SIZE; 47547c478bd9Sstevel@tonic-gate } 47557c478bd9Sstevel@tonic-gate 47567c478bd9Sstevel@tonic-gate t = ugen_devt_list.list_next; 47577c478bd9Sstevel@tonic-gate 47587c478bd9Sstevel@tonic-gate while (t) { 47597c478bd9Sstevel@tonic-gate if (t->list_dev == dev) { 47607c478bd9Sstevel@tonic-gate ugenp = t->list_state; 47617c478bd9Sstevel@tonic-gate ugen_devt_cache_index++; 47627c478bd9Sstevel@tonic-gate ugen_devt_cache_index %= UGEN_DEVT_CACHE_SIZE; 47637c478bd9Sstevel@tonic-gate ugen_devt_cache[ugen_devt_cache_index].cache_dev = dev; 47647c478bd9Sstevel@tonic-gate ugen_devt_cache[ugen_devt_cache_index].cache_state = 47650a05e705Slc ugenp; 47667c478bd9Sstevel@tonic-gate mutex_exit(&ugen_devt_list_mutex); 47677c478bd9Sstevel@tonic-gate 47687c478bd9Sstevel@tonic-gate return (ugenp); 47697c478bd9Sstevel@tonic-gate } 47707c478bd9Sstevel@tonic-gate t = t->list_next; 47717c478bd9Sstevel@tonic-gate } 47727c478bd9Sstevel@tonic-gate mutex_exit(&ugen_devt_list_mutex); 47737c478bd9Sstevel@tonic-gate 47747c478bd9Sstevel@tonic-gate return (ugenp); 47757c478bd9Sstevel@tonic-gate } 47767c478bd9Sstevel@tonic-gate 47777c478bd9Sstevel@tonic-gate 47787c478bd9Sstevel@tonic-gate static void 47797c478bd9Sstevel@tonic-gate ugen_free_devt(ugen_state_t *ugenp) 47807c478bd9Sstevel@tonic-gate { 47817c478bd9Sstevel@tonic-gate ugen_devt_list_entry_t *e, *next, *prev; 47827c478bd9Sstevel@tonic-gate major_t major = ddi_driver_major(ugenp->ug_dip); 47837c478bd9Sstevel@tonic-gate int instance = ddi_get_instance(ugenp->ug_dip); 47847c478bd9Sstevel@tonic-gate 47857c478bd9Sstevel@tonic-gate mutex_enter(&ugen_devt_list_mutex); 47867c478bd9Sstevel@tonic-gate prev = &ugen_devt_list; 47877c478bd9Sstevel@tonic-gate for (e = prev->list_next; e != 0; e = next) { 47887c478bd9Sstevel@tonic-gate int i = (getminor(e->list_dev) & 47890a05e705Slc ugenp->ug_hdl->hdl_minor_node_instance_mask) >> 47900a05e705Slc ugenp->ug_hdl->hdl_minor_node_instance_shift; 47917c478bd9Sstevel@tonic-gate int m = getmajor(e->list_dev); 47927c478bd9Sstevel@tonic-gate 47937c478bd9Sstevel@tonic-gate next = e->list_next; 47947c478bd9Sstevel@tonic-gate 47957c478bd9Sstevel@tonic-gate if ((i == instance) && (m == major)) { 47967c478bd9Sstevel@tonic-gate prev->list_next = e->list_next; 47977c478bd9Sstevel@tonic-gate if (e->list_next) { 47987c478bd9Sstevel@tonic-gate e->list_next->list_prev = prev; 47997c478bd9Sstevel@tonic-gate } 48007c478bd9Sstevel@tonic-gate kmem_free(e, sizeof (ugen_devt_list_entry_t)); 48017c478bd9Sstevel@tonic-gate } else { 48027c478bd9Sstevel@tonic-gate prev = e; 48037c478bd9Sstevel@tonic-gate } 48047c478bd9Sstevel@tonic-gate } 48057c478bd9Sstevel@tonic-gate 48067c478bd9Sstevel@tonic-gate bzero(ugen_devt_cache, sizeof (ugen_devt_cache)); 48077c478bd9Sstevel@tonic-gate ugen_devt_cache_index = 0; 48087c478bd9Sstevel@tonic-gate mutex_exit(&ugen_devt_list_mutex); 48097c478bd9Sstevel@tonic-gate } 4810