102ac6454SAndrew Thompson /* $FreeBSD$ */ 202ac6454SAndrew Thompson /*- 302ac6454SAndrew Thompson * Copyright (c) 2008 Hans Petter Selasky. All rights reserved. 402ac6454SAndrew Thompson * 502ac6454SAndrew Thompson * Redistribution and use in source and binary forms, with or without 602ac6454SAndrew Thompson * modification, are permitted provided that the following conditions 702ac6454SAndrew Thompson * are met: 802ac6454SAndrew Thompson * 1. Redistributions of source code must retain the above copyright 902ac6454SAndrew Thompson * notice, this list of conditions and the following disclaimer. 1002ac6454SAndrew Thompson * 2. Redistributions in binary form must reproduce the above copyright 1102ac6454SAndrew Thompson * notice, this list of conditions and the following disclaimer in the 1202ac6454SAndrew Thompson * documentation and/or other materials provided with the distribution. 1302ac6454SAndrew Thompson * 1402ac6454SAndrew Thompson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1502ac6454SAndrew Thompson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1602ac6454SAndrew Thompson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1702ac6454SAndrew Thompson * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1802ac6454SAndrew Thompson * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1902ac6454SAndrew Thompson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2002ac6454SAndrew Thompson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2102ac6454SAndrew Thompson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2202ac6454SAndrew Thompson * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2302ac6454SAndrew Thompson * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2402ac6454SAndrew Thompson * SUCH DAMAGE. 2502ac6454SAndrew Thompson */ 2602ac6454SAndrew Thompson 27d2b99310SHans Petter Selasky #ifdef USB_GLOBAL_INCLUDE_FILE 28d2b99310SHans Petter Selasky #include USB_GLOBAL_INCLUDE_FILE 29d2b99310SHans Petter Selasky #else 30ed6d949aSAndrew Thompson #include <sys/stdint.h> 31ed6d949aSAndrew Thompson #include <sys/stddef.h> 32ed6d949aSAndrew Thompson #include <sys/param.h> 33ed6d949aSAndrew Thompson #include <sys/queue.h> 34ed6d949aSAndrew Thompson #include <sys/types.h> 35ed6d949aSAndrew Thompson #include <sys/systm.h> 36ed6d949aSAndrew Thompson #include <sys/kernel.h> 37ed6d949aSAndrew Thompson #include <sys/bus.h> 38ed6d949aSAndrew Thompson #include <sys/module.h> 39ed6d949aSAndrew Thompson #include <sys/lock.h> 40ed6d949aSAndrew Thompson #include <sys/mutex.h> 41ed6d949aSAndrew Thompson #include <sys/condvar.h> 42ed6d949aSAndrew Thompson #include <sys/sysctl.h> 43ed6d949aSAndrew Thompson #include <sys/sx.h> 44ed6d949aSAndrew Thompson #include <sys/unistd.h> 45ed6d949aSAndrew Thompson #include <sys/callout.h> 46ed6d949aSAndrew Thompson #include <sys/malloc.h> 47ed6d949aSAndrew Thompson #include <sys/priv.h> 48ed6d949aSAndrew Thompson #include <sys/conf.h> 49ed6d949aSAndrew Thompson #include <sys/fcntl.h> 50ed6d949aSAndrew Thompson 5102ac6454SAndrew Thompson #include <dev/usb/usb.h> 52ed6d949aSAndrew Thompson #include <dev/usb/usbdi.h> 53ed6d949aSAndrew Thompson #include <dev/usb/usbdi_util.h> 5402ac6454SAndrew Thompson #include <dev/usb/usb_ioctl.h> 55963169b4SHans Petter Selasky 56963169b4SHans Petter Selasky #if USB_HAVE_UGEN 57963169b4SHans Petter Selasky #include <sys/sbuf.h> 58963169b4SHans Petter Selasky #endif 59963169b4SHans Petter Selasky 6002ac6454SAndrew Thompson #include "usbdevs.h" 6102ac6454SAndrew Thompson 62a593f6b8SAndrew Thompson #define USB_DEBUG_VAR usb_debug 6302ac6454SAndrew Thompson 6402ac6454SAndrew Thompson #include <dev/usb/usb_core.h> 6502ac6454SAndrew Thompson #include <dev/usb/usb_debug.h> 6602ac6454SAndrew Thompson #include <dev/usb/usb_process.h> 6702ac6454SAndrew Thompson #include <dev/usb/usb_device.h> 6802ac6454SAndrew Thompson #include <dev/usb/usb_busdma.h> 6902ac6454SAndrew Thompson #include <dev/usb/usb_transfer.h> 7002ac6454SAndrew Thompson #include <dev/usb/usb_request.h> 7102ac6454SAndrew Thompson #include <dev/usb/usb_dynamic.h> 7202ac6454SAndrew Thompson #include <dev/usb/usb_hub.h> 7302ac6454SAndrew Thompson #include <dev/usb/usb_util.h> 7402ac6454SAndrew Thompson #include <dev/usb/usb_msctest.h> 75bdc081c6SAndrew Thompson #if USB_HAVE_UGEN 76bdc081c6SAndrew Thompson #include <dev/usb/usb_dev.h> 7702ac6454SAndrew Thompson #include <dev/usb/usb_generic.h> 78bdc081c6SAndrew Thompson #endif 7902ac6454SAndrew Thompson 8002ac6454SAndrew Thompson #include <dev/usb/quirk/usb_quirk.h> 8102ac6454SAndrew Thompson 8202ac6454SAndrew Thompson #include <dev/usb/usb_controller.h> 8302ac6454SAndrew Thompson #include <dev/usb/usb_bus.h> 84d2b99310SHans Petter Selasky #endif /* USB_GLOBAL_INCLUDE_FILE */ 8502ac6454SAndrew Thompson 8602ac6454SAndrew Thompson /* function prototypes */ 8702ac6454SAndrew Thompson 88a593f6b8SAndrew Thompson static void usb_init_endpoint(struct usb_device *, uint8_t, 89963169b4SHans Petter Selasky struct usb_endpoint_descriptor *, 90963169b4SHans Petter Selasky struct usb_endpoint_ss_comp_descriptor *, 91963169b4SHans Petter Selasky struct usb_endpoint *); 92a593f6b8SAndrew Thompson static void usb_unconfigure(struct usb_device *, uint8_t); 93a593f6b8SAndrew Thompson static void usb_detach_device_sub(struct usb_device *, device_t *, 948427ed84SHans Petter Selasky char **, uint8_t); 95a593f6b8SAndrew Thompson static uint8_t usb_probe_and_attach_sub(struct usb_device *, 96760bc48eSAndrew Thompson struct usb_attach_arg *); 97a593f6b8SAndrew Thompson static void usb_init_attach_arg(struct usb_device *, 98760bc48eSAndrew Thompson struct usb_attach_arg *); 99a593f6b8SAndrew Thompson static void usb_suspend_resume_sub(struct usb_device *, device_t, 10002ac6454SAndrew Thompson uint8_t); 101a0d53e0bSHans Petter Selasky static usb_proc_callback_t usbd_clear_stall_proc; 102963169b4SHans Petter Selasky static usb_error_t usb_config_parse(struct usb_device *, uint8_t, uint8_t); 103a593f6b8SAndrew Thompson static void usbd_set_device_strings(struct usb_device *); 1048bb77249SHans Petter Selasky #if USB_HAVE_DEVCTL 105a593f6b8SAndrew Thompson static void usb_notify_addq(const char *type, struct usb_device *); 1068bb77249SHans Petter Selasky #endif 1078bb77249SHans Petter Selasky #if USB_HAVE_UGEN 108a593f6b8SAndrew Thompson static void usb_fifo_free_wrap(struct usb_device *, uint8_t, uint8_t); 109a593f6b8SAndrew Thompson static void usb_cdev_create(struct usb_device *); 110a593f6b8SAndrew Thompson static void usb_cdev_free(struct usb_device *); 1110f6e8f93SAndrew Thompson #endif 11202ac6454SAndrew Thompson 11302ac6454SAndrew Thompson /* This variable is global to allow easy access to it: */ 11402ac6454SAndrew Thompson 115fa49bce5SHans Petter Selasky #ifdef USB_TEMPLATE 116fa49bce5SHans Petter Selasky int usb_template = USB_TEMPLATE; 117fa49bce5SHans Petter Selasky #else 118fa49bce5SHans Petter Selasky int usb_template; 119fa49bce5SHans Petter Selasky #endif 12002ac6454SAndrew Thompson 121af3b2549SHans Petter Selasky SYSCTL_INT(_hw_usb, OID_AUTO, template, CTLFLAG_RWTUN, 122a593f6b8SAndrew Thompson &usb_template, 0, "Selected USB device side template"); 12302ac6454SAndrew Thompson 1247a918edfSAndrew Thompson /* English is default language */ 1257a918edfSAndrew Thompson 1267a918edfSAndrew Thompson static int usb_lang_id = 0x0009; 1277a918edfSAndrew Thompson static int usb_lang_mask = 0x00FF; 1287a918edfSAndrew Thompson 129af3b2549SHans Petter Selasky SYSCTL_INT(_hw_usb, OID_AUTO, usb_lang_id, CTLFLAG_RWTUN, 1307a918edfSAndrew Thompson &usb_lang_id, 0, "Preferred USB language ID"); 1317a918edfSAndrew Thompson 132af3b2549SHans Petter Selasky SYSCTL_INT(_hw_usb, OID_AUTO, usb_lang_mask, CTLFLAG_RWTUN, 1337a918edfSAndrew Thompson &usb_lang_mask, 0, "Preferred USB language mask"); 1347a918edfSAndrew Thompson 1354d4fa6edSAndrew Thompson static const char* statestr[USB_STATE_MAX] = { 1364d4fa6edSAndrew Thompson [USB_STATE_DETACHED] = "DETACHED", 1374d4fa6edSAndrew Thompson [USB_STATE_ATTACHED] = "ATTACHED", 1384d4fa6edSAndrew Thompson [USB_STATE_POWERED] = "POWERED", 1394d4fa6edSAndrew Thompson [USB_STATE_ADDRESSED] = "ADDRESSED", 1404d4fa6edSAndrew Thompson [USB_STATE_CONFIGURED] = "CONFIGURED", 1414d4fa6edSAndrew Thompson }; 1424d4fa6edSAndrew Thompson 1434d4fa6edSAndrew Thompson const char * 144a593f6b8SAndrew Thompson usb_statestr(enum usb_dev_state state) 1454d4fa6edSAndrew Thompson { 146ec8f3127SAndrew Thompson return ((state < USB_STATE_MAX) ? statestr[state] : "UNKNOWN"); 1474d4fa6edSAndrew Thompson } 14802ac6454SAndrew Thompson 149ae538d85SAndrew Thompson const char * 150ae538d85SAndrew Thompson usb_get_manufacturer(struct usb_device *udev) 151ae538d85SAndrew Thompson { 152ae538d85SAndrew Thompson return (udev->manufacturer ? udev->manufacturer : "Unknown"); 153ae538d85SAndrew Thompson } 154ae538d85SAndrew Thompson 155ae538d85SAndrew Thompson const char * 156ae538d85SAndrew Thompson usb_get_product(struct usb_device *udev) 157ae538d85SAndrew Thompson { 158ae538d85SAndrew Thompson return (udev->product ? udev->product : ""); 159ae538d85SAndrew Thompson } 160ae538d85SAndrew Thompson 161ae538d85SAndrew Thompson const char * 162ae538d85SAndrew Thompson usb_get_serial(struct usb_device *udev) 163ae538d85SAndrew Thompson { 164ae538d85SAndrew Thompson return (udev->serial ? udev->serial : ""); 165ae538d85SAndrew Thompson } 166ae538d85SAndrew Thompson 16702ac6454SAndrew Thompson /*------------------------------------------------------------------------* 168a593f6b8SAndrew Thompson * usbd_get_ep_by_addr 16902ac6454SAndrew Thompson * 170ae60fdfbSAndrew Thompson * This function searches for an USB ep by endpoint address and 17102ac6454SAndrew Thompson * direction. 17202ac6454SAndrew Thompson * 17302ac6454SAndrew Thompson * Returns: 17402ac6454SAndrew Thompson * NULL: Failure 17502ac6454SAndrew Thompson * Else: Success 17602ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 177ae60fdfbSAndrew Thompson struct usb_endpoint * 178a593f6b8SAndrew Thompson usbd_get_ep_by_addr(struct usb_device *udev, uint8_t ea_val) 17902ac6454SAndrew Thompson { 180ae60fdfbSAndrew Thompson struct usb_endpoint *ep = udev->endpoints; 181ae60fdfbSAndrew Thompson struct usb_endpoint *ep_end = udev->endpoints + udev->endpoints_max; 18202ac6454SAndrew Thompson enum { 18302ac6454SAndrew Thompson EA_MASK = (UE_DIR_IN | UE_DIR_OUT | UE_ADDR), 18402ac6454SAndrew Thompson }; 18502ac6454SAndrew Thompson 18602ac6454SAndrew Thompson /* 18702ac6454SAndrew Thompson * According to the USB specification not all bits are used 18802ac6454SAndrew Thompson * for the endpoint address. Keep defined bits only: 18902ac6454SAndrew Thompson */ 19002ac6454SAndrew Thompson ea_val &= EA_MASK; 19102ac6454SAndrew Thompson 19202ac6454SAndrew Thompson /* 19320733245SPedro F. Giffuni * Iterate across all the USB endpoints searching for a match 19402ac6454SAndrew Thompson * based on the endpoint address: 19502ac6454SAndrew Thompson */ 196ae60fdfbSAndrew Thompson for (; ep != ep_end; ep++) { 19702ac6454SAndrew Thompson 198ae60fdfbSAndrew Thompson if (ep->edesc == NULL) { 19902ac6454SAndrew Thompson continue; 20002ac6454SAndrew Thompson } 20102ac6454SAndrew Thompson /* do the mask and check the value */ 202ae60fdfbSAndrew Thompson if ((ep->edesc->bEndpointAddress & EA_MASK) == ea_val) { 20302ac6454SAndrew Thompson goto found; 20402ac6454SAndrew Thompson } 20502ac6454SAndrew Thompson } 20602ac6454SAndrew Thompson 20702ac6454SAndrew Thompson /* 208ae60fdfbSAndrew Thompson * The default endpoint is always present and is checked separately: 20902ac6454SAndrew Thompson */ 21022039494SHans Petter Selasky if ((udev->ctrl_ep.edesc != NULL) && 2115b3bb704SAndrew Thompson ((udev->ctrl_ep.edesc->bEndpointAddress & EA_MASK) == ea_val)) { 2125b3bb704SAndrew Thompson ep = &udev->ctrl_ep; 21302ac6454SAndrew Thompson goto found; 21402ac6454SAndrew Thompson } 21502ac6454SAndrew Thompson return (NULL); 21602ac6454SAndrew Thompson 21702ac6454SAndrew Thompson found: 218ae60fdfbSAndrew Thompson return (ep); 21902ac6454SAndrew Thompson } 22002ac6454SAndrew Thompson 22102ac6454SAndrew Thompson /*------------------------------------------------------------------------* 222a593f6b8SAndrew Thompson * usbd_get_endpoint 22302ac6454SAndrew Thompson * 224ae60fdfbSAndrew Thompson * This function searches for an USB endpoint based on the information 225760bc48eSAndrew Thompson * given by the passed "struct usb_config" pointer. 22602ac6454SAndrew Thompson * 22702ac6454SAndrew Thompson * Return values: 22802ac6454SAndrew Thompson * NULL: No match. 229ae60fdfbSAndrew Thompson * Else: Pointer to "struct usb_endpoint". 23002ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 231ae60fdfbSAndrew Thompson struct usb_endpoint * 232a593f6b8SAndrew Thompson usbd_get_endpoint(struct usb_device *udev, uint8_t iface_index, 233760bc48eSAndrew Thompson const struct usb_config *setup) 23402ac6454SAndrew Thompson { 235ae60fdfbSAndrew Thompson struct usb_endpoint *ep = udev->endpoints; 236ae60fdfbSAndrew Thompson struct usb_endpoint *ep_end = udev->endpoints + udev->endpoints_max; 23702ac6454SAndrew Thompson uint8_t index = setup->ep_index; 23802ac6454SAndrew Thompson uint8_t ea_mask; 23902ac6454SAndrew Thompson uint8_t ea_val; 24002ac6454SAndrew Thompson uint8_t type_mask; 24102ac6454SAndrew Thompson uint8_t type_val; 24202ac6454SAndrew Thompson 24302ac6454SAndrew Thompson DPRINTFN(10, "udev=%p iface_index=%d address=0x%x " 24402ac6454SAndrew Thompson "type=0x%x dir=0x%x index=%d\n", 24502ac6454SAndrew Thompson udev, iface_index, setup->endpoint, 24602ac6454SAndrew Thompson setup->type, setup->direction, setup->ep_index); 24702ac6454SAndrew Thompson 2484eae601eSAndrew Thompson /* check USB mode */ 2494eae601eSAndrew Thompson 250f29a0724SAndrew Thompson if (setup->usb_mode != USB_MODE_DUAL && 251f29a0724SAndrew Thompson udev->flags.usb_mode != setup->usb_mode) { 252ae60fdfbSAndrew Thompson /* wrong mode - no endpoint */ 2534eae601eSAndrew Thompson return (NULL); 2544eae601eSAndrew Thompson } 2554eae601eSAndrew Thompson 25602ac6454SAndrew Thompson /* setup expected endpoint direction mask and value */ 25702ac6454SAndrew Thompson 25851ec1603SAndrew Thompson if (setup->direction == UE_DIR_RX) { 25951ec1603SAndrew Thompson ea_mask = (UE_DIR_IN | UE_DIR_OUT); 260f29a0724SAndrew Thompson ea_val = (udev->flags.usb_mode == USB_MODE_DEVICE) ? 26151ec1603SAndrew Thompson UE_DIR_OUT : UE_DIR_IN; 26251ec1603SAndrew Thompson } else if (setup->direction == UE_DIR_TX) { 26351ec1603SAndrew Thompson ea_mask = (UE_DIR_IN | UE_DIR_OUT); 264f29a0724SAndrew Thompson ea_val = (udev->flags.usb_mode == USB_MODE_DEVICE) ? 26551ec1603SAndrew Thompson UE_DIR_IN : UE_DIR_OUT; 26651ec1603SAndrew Thompson } else if (setup->direction == UE_DIR_ANY) { 26702ac6454SAndrew Thompson /* match any endpoint direction */ 26802ac6454SAndrew Thompson ea_mask = 0; 26902ac6454SAndrew Thompson ea_val = 0; 27002ac6454SAndrew Thompson } else { 27102ac6454SAndrew Thompson /* match the given endpoint direction */ 27202ac6454SAndrew Thompson ea_mask = (UE_DIR_IN | UE_DIR_OUT); 27302ac6454SAndrew Thompson ea_val = (setup->direction & (UE_DIR_IN | UE_DIR_OUT)); 27402ac6454SAndrew Thompson } 27502ac6454SAndrew Thompson 27602ac6454SAndrew Thompson /* setup expected endpoint address */ 27702ac6454SAndrew Thompson 27802ac6454SAndrew Thompson if (setup->endpoint == UE_ADDR_ANY) { 27902ac6454SAndrew Thompson /* match any endpoint address */ 28002ac6454SAndrew Thompson } else { 28102ac6454SAndrew Thompson /* match the given endpoint address */ 28202ac6454SAndrew Thompson ea_mask |= UE_ADDR; 28302ac6454SAndrew Thompson ea_val |= (setup->endpoint & UE_ADDR); 28402ac6454SAndrew Thompson } 28502ac6454SAndrew Thompson 28602ac6454SAndrew Thompson /* setup expected endpoint type */ 28702ac6454SAndrew Thompson 28802ac6454SAndrew Thompson if (setup->type == UE_BULK_INTR) { 28902ac6454SAndrew Thompson /* this will match BULK and INTERRUPT endpoints */ 29002ac6454SAndrew Thompson type_mask = 2; 29102ac6454SAndrew Thompson type_val = 2; 29202ac6454SAndrew Thompson } else if (setup->type == UE_TYPE_ANY) { 29302ac6454SAndrew Thompson /* match any endpoint type */ 29402ac6454SAndrew Thompson type_mask = 0; 29502ac6454SAndrew Thompson type_val = 0; 29602ac6454SAndrew Thompson } else { 29702ac6454SAndrew Thompson /* match the given endpoint type */ 29802ac6454SAndrew Thompson type_mask = UE_XFERTYPE; 29902ac6454SAndrew Thompson type_val = (setup->type & UE_XFERTYPE); 30002ac6454SAndrew Thompson } 30102ac6454SAndrew Thompson 30202ac6454SAndrew Thompson /* 30320733245SPedro F. Giffuni * Iterate across all the USB endpoints searching for a match 30402ac6454SAndrew Thompson * based on the endpoint address. Note that we are searching 305ae60fdfbSAndrew Thompson * the endpoints from the beginning of the "udev->endpoints" array. 30602ac6454SAndrew Thompson */ 307ae60fdfbSAndrew Thompson for (; ep != ep_end; ep++) { 30802ac6454SAndrew Thompson 309ae60fdfbSAndrew Thompson if ((ep->edesc == NULL) || 310ae60fdfbSAndrew Thompson (ep->iface_index != iface_index)) { 31102ac6454SAndrew Thompson continue; 31202ac6454SAndrew Thompson } 31302ac6454SAndrew Thompson /* do the masks and check the values */ 31402ac6454SAndrew Thompson 315ae60fdfbSAndrew Thompson if (((ep->edesc->bEndpointAddress & ea_mask) == ea_val) && 316ae60fdfbSAndrew Thompson ((ep->edesc->bmAttributes & type_mask) == type_val)) { 31702ac6454SAndrew Thompson if (!index--) { 31802ac6454SAndrew Thompson goto found; 31902ac6454SAndrew Thompson } 32002ac6454SAndrew Thompson } 32102ac6454SAndrew Thompson } 32202ac6454SAndrew Thompson 32302ac6454SAndrew Thompson /* 324ae60fdfbSAndrew Thompson * Match against default endpoint last, so that "any endpoint", "any 325ae60fdfbSAndrew Thompson * address" and "any direction" returns the first endpoint of the 32602ac6454SAndrew Thompson * interface. "iface_index" and "direction" is ignored: 32702ac6454SAndrew Thompson */ 32822039494SHans Petter Selasky if ((udev->ctrl_ep.edesc != NULL) && 3295b3bb704SAndrew Thompson ((udev->ctrl_ep.edesc->bEndpointAddress & ea_mask) == ea_val) && 3305b3bb704SAndrew Thompson ((udev->ctrl_ep.edesc->bmAttributes & type_mask) == type_val) && 33102ac6454SAndrew Thompson (!index)) { 3325b3bb704SAndrew Thompson ep = &udev->ctrl_ep; 33302ac6454SAndrew Thompson goto found; 33402ac6454SAndrew Thompson } 33502ac6454SAndrew Thompson return (NULL); 33602ac6454SAndrew Thompson 33702ac6454SAndrew Thompson found: 338ae60fdfbSAndrew Thompson return (ep); 33902ac6454SAndrew Thompson } 34002ac6454SAndrew Thompson 34102ac6454SAndrew Thompson /*------------------------------------------------------------------------* 342ed6d949aSAndrew Thompson * usbd_interface_count 34302ac6454SAndrew Thompson * 34402ac6454SAndrew Thompson * This function stores the number of USB interfaces excluding 34502ac6454SAndrew Thompson * alternate settings, which the USB config descriptor reports into 34602ac6454SAndrew Thompson * the unsigned 8-bit integer pointed to by "count". 34702ac6454SAndrew Thompson * 34802ac6454SAndrew Thompson * Returns: 34902ac6454SAndrew Thompson * 0: Success 35002ac6454SAndrew Thompson * Else: Failure 35102ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 352e0a69b51SAndrew Thompson usb_error_t 353ed6d949aSAndrew Thompson usbd_interface_count(struct usb_device *udev, uint8_t *count) 35402ac6454SAndrew Thompson { 35502ac6454SAndrew Thompson if (udev->cdesc == NULL) { 35602ac6454SAndrew Thompson *count = 0; 35702ac6454SAndrew Thompson return (USB_ERR_NOT_CONFIGURED); 35802ac6454SAndrew Thompson } 359bdd41206SAndrew Thompson *count = udev->ifaces_max; 36002ac6454SAndrew Thompson return (USB_ERR_NORMAL_COMPLETION); 36102ac6454SAndrew Thompson } 36202ac6454SAndrew Thompson 36302ac6454SAndrew Thompson /*------------------------------------------------------------------------* 364a593f6b8SAndrew Thompson * usb_init_endpoint 36502ac6454SAndrew Thompson * 366ae60fdfbSAndrew Thompson * This function will initialise the USB endpoint structure pointed to by 367ae60fdfbSAndrew Thompson * the "endpoint" argument. The structure pointed to by "endpoint" must be 368bdd41206SAndrew Thompson * zeroed before calling this function. 36902ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 37002ac6454SAndrew Thompson static void 371a593f6b8SAndrew Thompson usb_init_endpoint(struct usb_device *udev, uint8_t iface_index, 372963169b4SHans Petter Selasky struct usb_endpoint_descriptor *edesc, 373963169b4SHans Petter Selasky struct usb_endpoint_ss_comp_descriptor *ecomp, 374963169b4SHans Petter Selasky struct usb_endpoint *ep) 37502ac6454SAndrew Thompson { 376e892b3feSHans Petter Selasky const struct usb_bus_methods *methods; 377a5cf1aaaSHans Petter Selasky usb_stream_t x; 378ee3e3ff5SAndrew Thompson 379bdd41206SAndrew Thompson methods = udev->bus->methods; 38002ac6454SAndrew Thompson 381ae60fdfbSAndrew Thompson (methods->endpoint_init) (udev, edesc, ep); 38202ac6454SAndrew Thompson 383ae60fdfbSAndrew Thompson /* initialise USB endpoint structure */ 384ae60fdfbSAndrew Thompson ep->edesc = edesc; 385963169b4SHans Petter Selasky ep->ecomp = ecomp; 386ae60fdfbSAndrew Thompson ep->iface_index = iface_index; 387a5cf1aaaSHans Petter Selasky 388a5cf1aaaSHans Petter Selasky /* setup USB stream queues */ 389a5cf1aaaSHans Petter Selasky for (x = 0; x != USB_MAX_EP_STREAMS; x++) { 390a5cf1aaaSHans Petter Selasky TAILQ_INIT(&ep->endpoint_q[x].head); 391a5cf1aaaSHans Petter Selasky ep->endpoint_q[x].command = &usbd_pipe_start; 392a5cf1aaaSHans Petter Selasky } 39302ac6454SAndrew Thompson 39439307315SAndrew Thompson /* the pipe is not supported by the hardware */ 395ae60fdfbSAndrew Thompson if (ep->methods == NULL) 39639307315SAndrew Thompson return; 39739307315SAndrew Thompson 398a5cf1aaaSHans Petter Selasky /* check for SUPER-speed streams mode endpoint */ 399a5cf1aaaSHans Petter Selasky if (udev->speed == USB_SPEED_SUPER && ecomp != NULL && 400a5cf1aaaSHans Petter Selasky (edesc->bmAttributes & UE_XFERTYPE) == UE_BULK && 401a5cf1aaaSHans Petter Selasky (UE_GET_BULK_STREAMS(ecomp->bmAttributes) != 0)) { 402a5cf1aaaSHans Petter Selasky usbd_set_endpoint_mode(udev, ep, USB_EP_MODE_STREAMS); 403a5cf1aaaSHans Petter Selasky } else { 404a5cf1aaaSHans Petter Selasky usbd_set_endpoint_mode(udev, ep, USB_EP_MODE_DEFAULT); 405a5cf1aaaSHans Petter Selasky } 406a5cf1aaaSHans Petter Selasky 40702ac6454SAndrew Thompson /* clear stall, if any */ 408bdd41206SAndrew Thompson if (methods->clear_stall != NULL) { 40902ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 410ae60fdfbSAndrew Thompson (methods->clear_stall) (udev, ep); 41102ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 41202ac6454SAndrew Thompson } 41302ac6454SAndrew Thompson } 41402ac6454SAndrew Thompson 415bdd41206SAndrew Thompson /*-----------------------------------------------------------------------* 416a593f6b8SAndrew Thompson * usb_endpoint_foreach 41716589beaSAndrew Thompson * 41816589beaSAndrew Thompson * This function will iterate all the USB endpoints except the control 41916589beaSAndrew Thompson * endpoint. This function is NULL safe. 42016589beaSAndrew Thompson * 42116589beaSAndrew Thompson * Return values: 422ae60fdfbSAndrew Thompson * NULL: End of USB endpoints 423ae60fdfbSAndrew Thompson * Else: Pointer to next USB endpoint 42416589beaSAndrew Thompson *------------------------------------------------------------------------*/ 425ae60fdfbSAndrew Thompson struct usb_endpoint * 426a593f6b8SAndrew Thompson usb_endpoint_foreach(struct usb_device *udev, struct usb_endpoint *ep) 42716589beaSAndrew Thompson { 428a9e26757SAndrew Thompson struct usb_endpoint *ep_end; 42916589beaSAndrew Thompson 43016589beaSAndrew Thompson /* be NULL safe */ 43116589beaSAndrew Thompson if (udev == NULL) 43216589beaSAndrew Thompson return (NULL); 43316589beaSAndrew Thompson 434a9e26757SAndrew Thompson ep_end = udev->endpoints + udev->endpoints_max; 435a9e26757SAndrew Thompson 436ae60fdfbSAndrew Thompson /* get next endpoint */ 437ae60fdfbSAndrew Thompson if (ep == NULL) 438ae60fdfbSAndrew Thompson ep = udev->endpoints; 43916589beaSAndrew Thompson else 440ae60fdfbSAndrew Thompson ep++; 44116589beaSAndrew Thompson 442ae60fdfbSAndrew Thompson /* find next allocated ep */ 443ae60fdfbSAndrew Thompson while (ep != ep_end) { 444ae60fdfbSAndrew Thompson if (ep->edesc != NULL) 445ae60fdfbSAndrew Thompson return (ep); 446ae60fdfbSAndrew Thompson ep++; 44716589beaSAndrew Thompson } 44816589beaSAndrew Thompson return (NULL); 44916589beaSAndrew Thompson } 45016589beaSAndrew Thompson 45116589beaSAndrew Thompson /*------------------------------------------------------------------------* 452b78e84d1SHans Petter Selasky * usb_wait_pending_refs 453d008478eSHans Petter Selasky * 454d008478eSHans Petter Selasky * This function will wait for any USB references to go away before 455b78e84d1SHans Petter Selasky * returning. This function is used before freeing a USB device. 456d008478eSHans Petter Selasky *------------------------------------------------------------------------*/ 457d008478eSHans Petter Selasky static void 458b78e84d1SHans Petter Selasky usb_wait_pending_refs(struct usb_device *udev) 459d008478eSHans Petter Selasky { 460d008478eSHans Petter Selasky #if USB_HAVE_UGEN 461b78e84d1SHans Petter Selasky DPRINTF("Refcount = %d\n", (int)udev->refcount); 462d008478eSHans Petter Selasky 463b78e84d1SHans Petter Selasky mtx_lock(&usb_ref_lock); 464b78e84d1SHans Petter Selasky udev->refcount--; 465d008478eSHans Petter Selasky while (1) { 466d008478eSHans Petter Selasky /* wait for any pending references to go away */ 467b78e84d1SHans Petter Selasky if (udev->refcount == 0) { 468b78e84d1SHans Petter Selasky /* prevent further refs being taken, if any */ 469d008478eSHans Petter Selasky udev->refcount = USB_DEV_REF_MAX; 470d008478eSHans Petter Selasky break; 471d008478eSHans Petter Selasky } 472d008478eSHans Petter Selasky cv_wait(&udev->ref_cv, &usb_ref_lock); 473d008478eSHans Petter Selasky } 474d008478eSHans Petter Selasky mtx_unlock(&usb_ref_lock); 475d008478eSHans Petter Selasky #endif 476d008478eSHans Petter Selasky } 477d008478eSHans Petter Selasky 478d008478eSHans Petter Selasky /*------------------------------------------------------------------------* 479a593f6b8SAndrew Thompson * usb_unconfigure 48002ac6454SAndrew Thompson * 481ae60fdfbSAndrew Thompson * This function will free all USB interfaces and USB endpoints belonging 48202ac6454SAndrew Thompson * to an USB device. 483bdd41206SAndrew Thompson * 484bdd41206SAndrew Thompson * Flag values, see "USB_UNCFG_FLAG_XXX". 48502ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 48602ac6454SAndrew Thompson static void 487a593f6b8SAndrew Thompson usb_unconfigure(struct usb_device *udev, uint8_t flag) 48802ac6454SAndrew Thompson { 489bdd41206SAndrew Thompson uint8_t do_unlock; 49002ac6454SAndrew Thompson 4916950c75fSHans Petter Selasky /* Prevent re-enumeration */ 4926950c75fSHans Petter Selasky do_unlock = usbd_enum_lock(udev); 493bdd41206SAndrew Thompson 494bdd41206SAndrew Thompson /* detach all interface drivers */ 495a593f6b8SAndrew Thompson usb_detach_device(udev, USB_IFACE_INDEX_ANY, flag); 496bdd41206SAndrew Thompson 497bdd41206SAndrew Thompson #if USB_HAVE_UGEN 498bdd41206SAndrew Thompson /* free all FIFOs except control endpoint FIFOs */ 499a593f6b8SAndrew Thompson usb_fifo_free_wrap(udev, USB_IFACE_INDEX_ANY, flag); 500bdd41206SAndrew Thompson 501bdd41206SAndrew Thompson /* 502bdd41206SAndrew Thompson * Free all cdev's, if any. 503bdd41206SAndrew Thompson */ 504a593f6b8SAndrew Thompson usb_cdev_free(udev); 505bdd41206SAndrew Thompson #endif 50602ac6454SAndrew Thompson 507bdc081c6SAndrew Thompson #if USB_HAVE_COMPAT_LINUX 50802ac6454SAndrew Thompson /* free Linux compat device, if any */ 5098d59ecb2SHans Petter Selasky if (udev->linux_endpoint_start != NULL) { 5108d59ecb2SHans Petter Selasky usb_linux_free_device_p(udev); 511760bc48eSAndrew Thompson udev->linux_endpoint_start = NULL; 51202ac6454SAndrew Thompson } 513bdc081c6SAndrew Thompson #endif 51402ac6454SAndrew Thompson 515a593f6b8SAndrew Thompson usb_config_parse(udev, USB_IFACE_INDEX_ANY, USB_CFG_FREE); 51602ac6454SAndrew Thompson 517ae60fdfbSAndrew Thompson /* free "cdesc" after "ifaces" and "endpoints", if any */ 5187efaaa9aSAndrew Thompson if (udev->cdesc != NULL) { 519f29a0724SAndrew Thompson if (udev->flags.usb_mode != USB_MODE_DEVICE) 5202c79a775SHans Petter Selasky usbd_free_config_desc(udev, udev->cdesc); 52102ac6454SAndrew Thompson udev->cdesc = NULL; 52202ac6454SAndrew Thompson } 52302ac6454SAndrew Thompson /* set unconfigured state */ 52402ac6454SAndrew Thompson udev->curr_config_no = USB_UNCONFIG_NO; 52502ac6454SAndrew Thompson udev->curr_config_index = USB_UNCONFIG_INDEX; 526bdd41206SAndrew Thompson 527cb18f7d1SAlfred Perlstein if (do_unlock) 528cb18f7d1SAlfred Perlstein usbd_enum_unlock(udev); 52902ac6454SAndrew Thompson } 53002ac6454SAndrew Thompson 53102ac6454SAndrew Thompson /*------------------------------------------------------------------------* 532a593f6b8SAndrew Thompson * usbd_set_config_index 53302ac6454SAndrew Thompson * 53402ac6454SAndrew Thompson * This function selects configuration by index, independent of the 53502ac6454SAndrew Thompson * actual configuration number. This function should not be used by 53602ac6454SAndrew Thompson * USB drivers. 53702ac6454SAndrew Thompson * 53802ac6454SAndrew Thompson * Returns: 53902ac6454SAndrew Thompson * 0: Success 54002ac6454SAndrew Thompson * Else: Failure 54102ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 542e0a69b51SAndrew Thompson usb_error_t 543a593f6b8SAndrew Thompson usbd_set_config_index(struct usb_device *udev, uint8_t index) 54402ac6454SAndrew Thompson { 545760bc48eSAndrew Thompson struct usb_status ds; 546760bc48eSAndrew Thompson struct usb_config_descriptor *cdp; 54702ac6454SAndrew Thompson uint16_t power; 54802ac6454SAndrew Thompson uint16_t max_power; 54902ac6454SAndrew Thompson uint8_t selfpowered; 55002ac6454SAndrew Thompson uint8_t do_unlock; 551e0a69b51SAndrew Thompson usb_error_t err; 55202ac6454SAndrew Thompson 55302ac6454SAndrew Thompson DPRINTFN(6, "udev=%p index=%d\n", udev, index); 55402ac6454SAndrew Thompson 5556950c75fSHans Petter Selasky /* Prevent re-enumeration */ 5566950c75fSHans Petter Selasky do_unlock = usbd_enum_lock(udev); 55702ac6454SAndrew Thompson 558d88688c7SAndrew Thompson usb_unconfigure(udev, 0); 55902ac6454SAndrew Thompson 56002ac6454SAndrew Thompson if (index == USB_UNCONFIG_INDEX) { 56102ac6454SAndrew Thompson /* 56202ac6454SAndrew Thompson * Leave unallocated when unconfiguring the 563a593f6b8SAndrew Thompson * device. "usb_unconfigure()" will also reset 56402ac6454SAndrew Thompson * the current config number and index. 56502ac6454SAndrew Thompson */ 566a593f6b8SAndrew Thompson err = usbd_req_set_config(udev, NULL, USB_UNCONFIG_NO); 567bd216778SAndrew Thompson if (udev->state == USB_STATE_CONFIGURED) 568a593f6b8SAndrew Thompson usb_set_device_state(udev, USB_STATE_ADDRESSED); 56902ac6454SAndrew Thompson goto done; 57002ac6454SAndrew Thompson } 57102ac6454SAndrew Thompson /* get the full config descriptor */ 572f29a0724SAndrew Thompson if (udev->flags.usb_mode == USB_MODE_DEVICE) { 5737efaaa9aSAndrew Thompson /* save some memory */ 574a593f6b8SAndrew Thompson err = usbd_req_get_descriptor_ptr(udev, &cdp, 575459d369eSAndrew Thompson (UDESC_CONFIG << 8) | index); 5767efaaa9aSAndrew Thompson } else { 5777efaaa9aSAndrew Thompson /* normal request */ 578a593f6b8SAndrew Thompson err = usbd_req_get_config_desc_full(udev, 5792c79a775SHans Petter Selasky NULL, &cdp, index); 5807efaaa9aSAndrew Thompson } 58102ac6454SAndrew Thompson if (err) { 58202ac6454SAndrew Thompson goto done; 58302ac6454SAndrew Thompson } 58402ac6454SAndrew Thompson /* set the new config descriptor */ 58502ac6454SAndrew Thompson 58602ac6454SAndrew Thompson udev->cdesc = cdp; 58702ac6454SAndrew Thompson 58802ac6454SAndrew Thompson /* Figure out if the device is self or bus powered. */ 58902ac6454SAndrew Thompson selfpowered = 0; 59002ac6454SAndrew Thompson if ((!udev->flags.uq_bus_powered) && 59102ac6454SAndrew Thompson (cdp->bmAttributes & UC_SELF_POWERED) && 592f29a0724SAndrew Thompson (udev->flags.usb_mode == USB_MODE_HOST)) { 59302ac6454SAndrew Thompson /* May be self powered. */ 59402ac6454SAndrew Thompson if (cdp->bmAttributes & UC_BUS_POWERED) { 59502ac6454SAndrew Thompson /* Must ask device. */ 596a593f6b8SAndrew Thompson err = usbd_req_get_device_status(udev, NULL, &ds); 59702ac6454SAndrew Thompson if (err) { 59802ac6454SAndrew Thompson DPRINTFN(0, "could not read " 59902ac6454SAndrew Thompson "device status: %s\n", 600a593f6b8SAndrew Thompson usbd_errstr(err)); 60102ac6454SAndrew Thompson } else if (UGETW(ds.wStatus) & UDS_SELF_POWERED) { 60202ac6454SAndrew Thompson selfpowered = 1; 60302ac6454SAndrew Thompson } 60402ac6454SAndrew Thompson DPRINTF("status=0x%04x \n", 60502ac6454SAndrew Thompson UGETW(ds.wStatus)); 60602ac6454SAndrew Thompson } else 60702ac6454SAndrew Thompson selfpowered = 1; 60802ac6454SAndrew Thompson } 60902ac6454SAndrew Thompson DPRINTF("udev=%p cdesc=%p (addr %d) cno=%d attr=0x%02x, " 61002ac6454SAndrew Thompson "selfpowered=%d, power=%d\n", 61102ac6454SAndrew Thompson udev, cdp, 61291f72cedSAndrew Thompson udev->address, cdp->bConfigurationValue, cdp->bmAttributes, 61302ac6454SAndrew Thompson selfpowered, cdp->bMaxPower * 2); 61402ac6454SAndrew Thompson 61502ac6454SAndrew Thompson /* Check if we have enough power. */ 61602ac6454SAndrew Thompson power = cdp->bMaxPower * 2; 61702ac6454SAndrew Thompson 61802ac6454SAndrew Thompson if (udev->parent_hub) { 61902ac6454SAndrew Thompson max_power = udev->parent_hub->hub->portpower; 62002ac6454SAndrew Thompson } else { 62102ac6454SAndrew Thompson max_power = USB_MAX_POWER; 62202ac6454SAndrew Thompson } 62302ac6454SAndrew Thompson 62402ac6454SAndrew Thompson if (power > max_power) { 62502ac6454SAndrew Thompson DPRINTFN(0, "power exceeded %d > %d\n", power, max_power); 62602ac6454SAndrew Thompson err = USB_ERR_NO_POWER; 62702ac6454SAndrew Thompson goto done; 62802ac6454SAndrew Thompson } 62902ac6454SAndrew Thompson /* Only update "self_powered" in USB Host Mode */ 630f29a0724SAndrew Thompson if (udev->flags.usb_mode == USB_MODE_HOST) { 63102ac6454SAndrew Thompson udev->flags.self_powered = selfpowered; 63202ac6454SAndrew Thompson } 63302ac6454SAndrew Thompson udev->power = power; 63402ac6454SAndrew Thompson udev->curr_config_no = cdp->bConfigurationValue; 63502ac6454SAndrew Thompson udev->curr_config_index = index; 636a593f6b8SAndrew Thompson usb_set_device_state(udev, USB_STATE_CONFIGURED); 63702ac6454SAndrew Thompson 63802ac6454SAndrew Thompson /* Set the actual configuration value. */ 639a593f6b8SAndrew Thompson err = usbd_req_set_config(udev, NULL, cdp->bConfigurationValue); 64002ac6454SAndrew Thompson if (err) { 64102ac6454SAndrew Thompson goto done; 64202ac6454SAndrew Thompson } 643bdd41206SAndrew Thompson 644a593f6b8SAndrew Thompson err = usb_config_parse(udev, USB_IFACE_INDEX_ANY, USB_CFG_ALLOC); 64502ac6454SAndrew Thompson if (err) { 64602ac6454SAndrew Thompson goto done; 64702ac6454SAndrew Thompson } 648bdd41206SAndrew Thompson 649a593f6b8SAndrew Thompson err = usb_config_parse(udev, USB_IFACE_INDEX_ANY, USB_CFG_INIT); 650bdd41206SAndrew Thompson if (err) { 651bdd41206SAndrew Thompson goto done; 65202ac6454SAndrew Thompson } 653bdd41206SAndrew Thompson 6540f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 655ee3e3ff5SAndrew Thompson /* create device nodes for each endpoint */ 656a593f6b8SAndrew Thompson usb_cdev_create(udev); 6570f6e8f93SAndrew Thompson #endif 65802ac6454SAndrew Thompson 65902ac6454SAndrew Thompson done: 660a593f6b8SAndrew Thompson DPRINTF("error=%s\n", usbd_errstr(err)); 66102ac6454SAndrew Thompson if (err) { 662d88688c7SAndrew Thompson usb_unconfigure(udev, 0); 66302ac6454SAndrew Thompson } 664cb18f7d1SAlfred Perlstein if (do_unlock) 665cb18f7d1SAlfred Perlstein usbd_enum_unlock(udev); 66602ac6454SAndrew Thompson return (err); 66702ac6454SAndrew Thompson } 66802ac6454SAndrew Thompson 66902ac6454SAndrew Thompson /*------------------------------------------------------------------------* 670a593f6b8SAndrew Thompson * usb_config_parse 671bdd41206SAndrew Thompson * 672ae60fdfbSAndrew Thompson * This function will allocate and free USB interfaces and USB endpoints, 673ae60fdfbSAndrew Thompson * parse the USB configuration structure and initialise the USB endpoints 674bdd41206SAndrew Thompson * and interfaces. If "iface_index" is not equal to 675bdd41206SAndrew Thompson * "USB_IFACE_INDEX_ANY" then the "cmd" parameter is the 676bdd41206SAndrew Thompson * alternate_setting to be selected for the given interface. Else the 677bdd41206SAndrew Thompson * "cmd" parameter is defined by "USB_CFG_XXX". "iface_index" can be 678bdd41206SAndrew Thompson * "USB_IFACE_INDEX_ANY" or a valid USB interface index. This function 679bdd41206SAndrew Thompson * is typically called when setting the configuration or when setting 680bdd41206SAndrew Thompson * an alternate interface. 681bdd41206SAndrew Thompson * 682bdd41206SAndrew Thompson * Returns: 683bdd41206SAndrew Thompson * 0: Success 684bdd41206SAndrew Thompson * Else: Failure 685bdd41206SAndrew Thompson *------------------------------------------------------------------------*/ 686963169b4SHans Petter Selasky static usb_error_t 687a593f6b8SAndrew Thompson usb_config_parse(struct usb_device *udev, uint8_t iface_index, uint8_t cmd) 688bdd41206SAndrew Thompson { 689760bc48eSAndrew Thompson struct usb_idesc_parse_state ips; 690760bc48eSAndrew Thompson struct usb_interface_descriptor *id; 691760bc48eSAndrew Thompson struct usb_endpoint_descriptor *ed; 692760bc48eSAndrew Thompson struct usb_interface *iface; 693ae60fdfbSAndrew Thompson struct usb_endpoint *ep; 694e0a69b51SAndrew Thompson usb_error_t err; 695bdd41206SAndrew Thompson uint8_t ep_curr; 696bdd41206SAndrew Thompson uint8_t ep_max; 697bdd41206SAndrew Thompson uint8_t temp; 698bdd41206SAndrew Thompson uint8_t do_init; 699bdd41206SAndrew Thompson uint8_t alt_index; 700bdd41206SAndrew Thompson 701bdd41206SAndrew Thompson if (iface_index != USB_IFACE_INDEX_ANY) { 702bdd41206SAndrew Thompson /* parameter overload */ 703bdd41206SAndrew Thompson alt_index = cmd; 704bdd41206SAndrew Thompson cmd = USB_CFG_INIT; 705bdd41206SAndrew Thompson } else { 706bdd41206SAndrew Thompson /* not used */ 707bdd41206SAndrew Thompson alt_index = 0; 708bdd41206SAndrew Thompson } 709bdd41206SAndrew Thompson 710bdd41206SAndrew Thompson err = 0; 711bdd41206SAndrew Thompson 712bdd41206SAndrew Thompson DPRINTFN(5, "iface_index=%d cmd=%d\n", 713bdd41206SAndrew Thompson iface_index, cmd); 714bdd41206SAndrew Thompson 715bdd41206SAndrew Thompson if (cmd == USB_CFG_FREE) 716bdd41206SAndrew Thompson goto cleanup; 717bdd41206SAndrew Thompson 718bdd41206SAndrew Thompson if (cmd == USB_CFG_INIT) { 71991cd9240SAndrew Thompson sx_assert(&udev->enum_sx, SA_LOCKED); 720bdd41206SAndrew Thompson 721ae60fdfbSAndrew Thompson /* check for in-use endpoints */ 722bdd41206SAndrew Thompson 723ae60fdfbSAndrew Thompson ep = udev->endpoints; 724ae60fdfbSAndrew Thompson ep_max = udev->endpoints_max; 725bdd41206SAndrew Thompson while (ep_max--) { 726ae60fdfbSAndrew Thompson /* look for matching endpoints */ 727bdd41206SAndrew Thompson if ((iface_index == USB_IFACE_INDEX_ANY) || 728ae60fdfbSAndrew Thompson (iface_index == ep->iface_index)) { 729f12c6c29SAndrew Thompson if (ep->refcount_alloc != 0) { 730bdd41206SAndrew Thompson /* 731bdd41206SAndrew Thompson * This typically indicates a 732bdd41206SAndrew Thompson * more serious error. 733bdd41206SAndrew Thompson */ 734bdd41206SAndrew Thompson err = USB_ERR_IN_USE; 735bdd41206SAndrew Thompson } else { 736ae60fdfbSAndrew Thompson /* reset endpoint */ 737ae60fdfbSAndrew Thompson memset(ep, 0, sizeof(*ep)); 738ae60fdfbSAndrew Thompson /* make sure we don't zero the endpoint again */ 739ae60fdfbSAndrew Thompson ep->iface_index = USB_IFACE_INDEX_ANY; 740bdd41206SAndrew Thompson } 741bdd41206SAndrew Thompson } 742ae60fdfbSAndrew Thompson ep++; 743bdd41206SAndrew Thompson } 744bdd41206SAndrew Thompson 745bdd41206SAndrew Thompson if (err) 746bdd41206SAndrew Thompson return (err); 747bdd41206SAndrew Thompson } 748bdd41206SAndrew Thompson 749bdd41206SAndrew Thompson memset(&ips, 0, sizeof(ips)); 750bdd41206SAndrew Thompson 751bdd41206SAndrew Thompson ep_curr = 0; 752bdd41206SAndrew Thompson ep_max = 0; 753bdd41206SAndrew Thompson 754a593f6b8SAndrew Thompson while ((id = usb_idesc_foreach(udev->cdesc, &ips))) { 755bdd41206SAndrew Thompson 756bdd41206SAndrew Thompson iface = udev->ifaces + ips.iface_index; 757bdd41206SAndrew Thompson 758bdd41206SAndrew Thompson /* check for specific interface match */ 759bdd41206SAndrew Thompson 760bdd41206SAndrew Thompson if (cmd == USB_CFG_INIT) { 761bdd41206SAndrew Thompson if ((iface_index != USB_IFACE_INDEX_ANY) && 762bdd41206SAndrew Thompson (iface_index != ips.iface_index)) { 763bdd41206SAndrew Thompson /* wrong interface */ 764bdd41206SAndrew Thompson do_init = 0; 765bdd41206SAndrew Thompson } else if (alt_index != ips.iface_index_alt) { 766bdd41206SAndrew Thompson /* wrong alternate setting */ 767bdd41206SAndrew Thompson do_init = 0; 768bdd41206SAndrew Thompson } else { 769bdd41206SAndrew Thompson /* initialise interface */ 770bdd41206SAndrew Thompson do_init = 1; 771bdd41206SAndrew Thompson } 772bdd41206SAndrew Thompson } else 773bdd41206SAndrew Thompson do_init = 0; 774bdd41206SAndrew Thompson 775bdd41206SAndrew Thompson /* check for new interface */ 776bdd41206SAndrew Thompson if (ips.iface_index_alt == 0) { 777bdd41206SAndrew Thompson /* update current number of endpoints */ 778bdd41206SAndrew Thompson ep_curr = ep_max; 779bdd41206SAndrew Thompson } 780bdd41206SAndrew Thompson /* check for init */ 781bdd41206SAndrew Thompson if (do_init) { 782bdd41206SAndrew Thompson /* setup the USB interface structure */ 783bdd41206SAndrew Thompson iface->idesc = id; 784bdd41206SAndrew Thompson /* set alternate index */ 785bdd41206SAndrew Thompson iface->alt_index = alt_index; 786d9073c1eSHans Petter Selasky /* set default interface parent */ 787d9073c1eSHans Petter Selasky if (iface_index == USB_IFACE_INDEX_ANY) { 788d9073c1eSHans Petter Selasky iface->parent_iface_index = 789d9073c1eSHans Petter Selasky USB_IFACE_INDEX_ANY; 790d9073c1eSHans Petter Selasky } 791bdd41206SAndrew Thompson } 792bdd41206SAndrew Thompson 793bdd41206SAndrew Thompson DPRINTFN(5, "found idesc nendpt=%d\n", id->bNumEndpoints); 794bdd41206SAndrew Thompson 795760bc48eSAndrew Thompson ed = (struct usb_endpoint_descriptor *)id; 796bdd41206SAndrew Thompson 797bdd41206SAndrew Thompson temp = ep_curr; 798bdd41206SAndrew Thompson 799bdd41206SAndrew Thompson /* iterate all the endpoint descriptors */ 800a593f6b8SAndrew Thompson while ((ed = usb_edesc_foreach(udev->cdesc, ed))) { 801bdd41206SAndrew Thompson 8025b0752bbSHans Petter Selasky /* check if endpoint limit has been reached */ 8035b0752bbSHans Petter Selasky if (temp >= USB_MAX_EP_UNITS) { 8045b0752bbSHans Petter Selasky DPRINTF("Endpoint limit reached\n"); 8055b0752bbSHans Petter Selasky break; 8065b0752bbSHans Petter Selasky } 807bdd41206SAndrew Thompson 808ae60fdfbSAndrew Thompson ep = udev->endpoints + temp; 809bdd41206SAndrew Thompson 810bdd41206SAndrew Thompson if (do_init) { 811963169b4SHans Petter Selasky void *ecomp; 812963169b4SHans Petter Selasky 813963169b4SHans Petter Selasky ecomp = usb_ed_comp_foreach(udev->cdesc, (void *)ed); 814963169b4SHans Petter Selasky if (ecomp != NULL) 815963169b4SHans Petter Selasky DPRINTFN(5, "Found endpoint companion descriptor\n"); 816963169b4SHans Petter Selasky 817a593f6b8SAndrew Thompson usb_init_endpoint(udev, 818963169b4SHans Petter Selasky ips.iface_index, ed, ecomp, ep); 819bdd41206SAndrew Thompson } 820bdd41206SAndrew Thompson 821bdd41206SAndrew Thompson temp ++; 822bdd41206SAndrew Thompson 823bdd41206SAndrew Thompson /* find maximum number of endpoints */ 824bdd41206SAndrew Thompson if (ep_max < temp) 825bdd41206SAndrew Thompson ep_max = temp; 826bdd41206SAndrew Thompson } 827bdd41206SAndrew Thompson } 828bdd41206SAndrew Thompson 829bdd41206SAndrew Thompson /* NOTE: It is valid to have no interfaces and no endpoints! */ 830bdd41206SAndrew Thompson 831bdd41206SAndrew Thompson if (cmd == USB_CFG_ALLOC) { 832bdd41206SAndrew Thompson udev->ifaces_max = ips.iface_index; 8335b0752bbSHans Petter Selasky #if (USB_HAVE_FIXED_IFACE == 0) 834bdd41206SAndrew Thompson udev->ifaces = NULL; 835bdd41206SAndrew Thompson if (udev->ifaces_max != 0) { 836bdd41206SAndrew Thompson udev->ifaces = malloc(sizeof(*iface) * udev->ifaces_max, 837bdd41206SAndrew Thompson M_USB, M_WAITOK | M_ZERO); 838bdd41206SAndrew Thompson if (udev->ifaces == NULL) { 839bdd41206SAndrew Thompson err = USB_ERR_NOMEM; 840bdd41206SAndrew Thompson goto done; 841bdd41206SAndrew Thompson } 842bdd41206SAndrew Thompson } 8435b0752bbSHans Petter Selasky #endif 8445b0752bbSHans Petter Selasky #if (USB_HAVE_FIXED_ENDPOINT == 0) 8459469c929SAndrew Thompson if (ep_max != 0) { 846ae60fdfbSAndrew Thompson udev->endpoints = malloc(sizeof(*ep) * ep_max, 847bdd41206SAndrew Thompson M_USB, M_WAITOK | M_ZERO); 848ae60fdfbSAndrew Thompson if (udev->endpoints == NULL) { 849bdd41206SAndrew Thompson err = USB_ERR_NOMEM; 850bdd41206SAndrew Thompson goto done; 851bdd41206SAndrew Thompson } 8529469c929SAndrew Thompson } else { 853ae60fdfbSAndrew Thompson udev->endpoints = NULL; 854bdd41206SAndrew Thompson } 8555b0752bbSHans Petter Selasky #endif 8569469c929SAndrew Thompson USB_BUS_LOCK(udev->bus); 857ae60fdfbSAndrew Thompson udev->endpoints_max = ep_max; 8589469c929SAndrew Thompson /* reset any ongoing clear-stall */ 859ae60fdfbSAndrew Thompson udev->ep_curr = NULL; 8609469c929SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 861bdd41206SAndrew Thompson } 8626c218933SHans Petter Selasky #if (USB_HAVE_FIXED_IFACE == 0) || (USB_HAVE_FIXED_ENDPOINT == 0) 863bdd41206SAndrew Thompson done: 8646c218933SHans Petter Selasky #endif 865bdd41206SAndrew Thompson if (err) { 866bdd41206SAndrew Thompson if (cmd == USB_CFG_ALLOC) { 867bdd41206SAndrew Thompson cleanup: 8689469c929SAndrew Thompson USB_BUS_LOCK(udev->bus); 869ae60fdfbSAndrew Thompson udev->endpoints_max = 0; 8709469c929SAndrew Thompson /* reset any ongoing clear-stall */ 871ae60fdfbSAndrew Thompson udev->ep_curr = NULL; 8729469c929SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 8739469c929SAndrew Thompson 8745b0752bbSHans Petter Selasky #if (USB_HAVE_FIXED_IFACE == 0) 875bdd41206SAndrew Thompson free(udev->ifaces, M_USB); 876bdd41206SAndrew Thompson udev->ifaces = NULL; 8775b0752bbSHans Petter Selasky #endif 8785b0752bbSHans Petter Selasky #if (USB_HAVE_FIXED_ENDPOINT == 0) 8795b0752bbSHans Petter Selasky free(udev->endpoints, M_USB); 880ae60fdfbSAndrew Thompson udev->endpoints = NULL; 8815b0752bbSHans Petter Selasky #endif 882bdd41206SAndrew Thompson udev->ifaces_max = 0; 883bdd41206SAndrew Thompson } 884bdd41206SAndrew Thompson } 885bdd41206SAndrew Thompson return (err); 886bdd41206SAndrew Thompson } 887bdd41206SAndrew Thompson 888bdd41206SAndrew Thompson /*------------------------------------------------------------------------* 889a593f6b8SAndrew Thompson * usbd_set_alt_interface_index 89002ac6454SAndrew Thompson * 89102ac6454SAndrew Thompson * This function will select an alternate interface index for the 89202ac6454SAndrew Thompson * given interface index. The interface should not be in use when this 893e2805033SAndrew Thompson * function is called. That means there should not be any open USB 894e2805033SAndrew Thompson * transfers. Else an error is returned. If the alternate setting is 895e2805033SAndrew Thompson * already set this function will simply return success. This function 896e2805033SAndrew Thompson * is called in Host mode and Device mode! 89702ac6454SAndrew Thompson * 89802ac6454SAndrew Thompson * Returns: 89902ac6454SAndrew Thompson * 0: Success 90002ac6454SAndrew Thompson * Else: Failure 90102ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 902e0a69b51SAndrew Thompson usb_error_t 903a593f6b8SAndrew Thompson usbd_set_alt_interface_index(struct usb_device *udev, 90402ac6454SAndrew Thompson uint8_t iface_index, uint8_t alt_index) 90502ac6454SAndrew Thompson { 906a593f6b8SAndrew Thompson struct usb_interface *iface = usbd_get_iface(udev, iface_index); 907e0a69b51SAndrew Thompson usb_error_t err; 90802ac6454SAndrew Thompson uint8_t do_unlock; 90902ac6454SAndrew Thompson 9106950c75fSHans Petter Selasky /* Prevent re-enumeration */ 9116950c75fSHans Petter Selasky do_unlock = usbd_enum_lock(udev); 9126950c75fSHans Petter Selasky 91302ac6454SAndrew Thompson if (iface == NULL) { 91402ac6454SAndrew Thompson err = USB_ERR_INVAL; 91502ac6454SAndrew Thompson goto done; 91602ac6454SAndrew Thompson } 917e2805033SAndrew Thompson if (iface->alt_index == alt_index) { 918e2805033SAndrew Thompson /* 919e2805033SAndrew Thompson * Optimise away duplicate setting of 920e2805033SAndrew Thompson * alternate setting in USB Host Mode! 921e2805033SAndrew Thompson */ 922e2805033SAndrew Thompson err = 0; 923e2805033SAndrew Thompson goto done; 924e2805033SAndrew Thompson } 9250f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 92602ac6454SAndrew Thompson /* 92702ac6454SAndrew Thompson * Free all generic FIFOs for this interface, except control 92802ac6454SAndrew Thompson * endpoint FIFOs: 92902ac6454SAndrew Thompson */ 930a593f6b8SAndrew Thompson usb_fifo_free_wrap(udev, iface_index, 0); 9310f6e8f93SAndrew Thompson #endif 932bdd41206SAndrew Thompson 933a593f6b8SAndrew Thompson err = usb_config_parse(udev, iface_index, alt_index); 93402ac6454SAndrew Thompson if (err) { 93502ac6454SAndrew Thompson goto done; 93602ac6454SAndrew Thompson } 937bd73b187SAlfred Perlstein if (iface->alt_index != alt_index) { 938bd73b187SAlfred Perlstein /* the alternate setting does not exist */ 939bd73b187SAlfred Perlstein err = USB_ERR_INVAL; 940bd73b187SAlfred Perlstein goto done; 941bd73b187SAlfred Perlstein } 942bd73b187SAlfred Perlstein 943a593f6b8SAndrew Thompson err = usbd_req_set_alt_interface_no(udev, NULL, iface_index, 94402ac6454SAndrew Thompson iface->idesc->bAlternateSetting); 94502ac6454SAndrew Thompson 94602ac6454SAndrew Thompson done: 947cb18f7d1SAlfred Perlstein if (do_unlock) 948cb18f7d1SAlfred Perlstein usbd_enum_unlock(udev); 94902ac6454SAndrew Thompson return (err); 95002ac6454SAndrew Thompson } 95102ac6454SAndrew Thompson 95202ac6454SAndrew Thompson /*------------------------------------------------------------------------* 953a593f6b8SAndrew Thompson * usbd_set_endpoint_stall 95402ac6454SAndrew Thompson * 955963169b4SHans Petter Selasky * This function is used to make a BULK or INTERRUPT endpoint send 956963169b4SHans Petter Selasky * STALL tokens in USB device mode. 95702ac6454SAndrew Thompson * 95802ac6454SAndrew Thompson * Returns: 95902ac6454SAndrew Thompson * 0: Success 96002ac6454SAndrew Thompson * Else: Failure 96102ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 962e0a69b51SAndrew Thompson usb_error_t 963a593f6b8SAndrew Thompson usbd_set_endpoint_stall(struct usb_device *udev, struct usb_endpoint *ep, 96402ac6454SAndrew Thompson uint8_t do_stall) 96502ac6454SAndrew Thompson { 966760bc48eSAndrew Thompson struct usb_xfer *xfer; 967a5cf1aaaSHans Petter Selasky usb_stream_t x; 96802ac6454SAndrew Thompson uint8_t et; 96902ac6454SAndrew Thompson uint8_t was_stalled; 97002ac6454SAndrew Thompson 971ae60fdfbSAndrew Thompson if (ep == NULL) { 97202ac6454SAndrew Thompson /* nothing to do */ 97302ac6454SAndrew Thompson DPRINTF("Cannot find endpoint\n"); 97402ac6454SAndrew Thompson /* 97502ac6454SAndrew Thompson * Pretend that the clear or set stall request is 97602ac6454SAndrew Thompson * successful else some USB host stacks can do 97702ac6454SAndrew Thompson * strange things, especially when a control endpoint 97802ac6454SAndrew Thompson * stalls. 97902ac6454SAndrew Thompson */ 98002ac6454SAndrew Thompson return (0); 98102ac6454SAndrew Thompson } 982ae60fdfbSAndrew Thompson et = (ep->edesc->bmAttributes & UE_XFERTYPE); 98302ac6454SAndrew Thompson 98402ac6454SAndrew Thompson if ((et != UE_BULK) && 98502ac6454SAndrew Thompson (et != UE_INTERRUPT)) { 98602ac6454SAndrew Thompson /* 98702ac6454SAndrew Thompson * Should not stall control 98802ac6454SAndrew Thompson * nor isochronous endpoints. 98902ac6454SAndrew Thompson */ 99002ac6454SAndrew Thompson DPRINTF("Invalid endpoint\n"); 99102ac6454SAndrew Thompson return (0); 99202ac6454SAndrew Thompson } 99302ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 99402ac6454SAndrew Thompson 99502ac6454SAndrew Thompson /* store current stall state */ 996ae60fdfbSAndrew Thompson was_stalled = ep->is_stalled; 99702ac6454SAndrew Thompson 99802ac6454SAndrew Thompson /* check for no change */ 99902ac6454SAndrew Thompson if (was_stalled && do_stall) { 1000ae60fdfbSAndrew Thompson /* if the endpoint is already stalled do nothing */ 100102ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 100202ac6454SAndrew Thompson DPRINTF("No change\n"); 100302ac6454SAndrew Thompson return (0); 100402ac6454SAndrew Thompson } 100502ac6454SAndrew Thompson /* set stalled state */ 1006ae60fdfbSAndrew Thompson ep->is_stalled = 1; 100702ac6454SAndrew Thompson 100802ac6454SAndrew Thompson if (do_stall || (!was_stalled)) { 100902ac6454SAndrew Thompson if (!was_stalled) { 1010a5cf1aaaSHans Petter Selasky for (x = 0; x != USB_MAX_EP_STREAMS; x++) { 101102ac6454SAndrew Thompson /* lookup the current USB transfer, if any */ 1012a5cf1aaaSHans Petter Selasky xfer = ep->endpoint_q[x].curr; 1013a5cf1aaaSHans Petter Selasky if (xfer != NULL) { 101402ac6454SAndrew Thompson /* 1015a5cf1aaaSHans Petter Selasky * The "xfer_stall" method 1016a5cf1aaaSHans Petter Selasky * will complete the USB 1017a5cf1aaaSHans Petter Selasky * transfer like in case of a 1018a5cf1aaaSHans Petter Selasky * timeout setting the error 1019a5cf1aaaSHans Petter Selasky * code "USB_ERR_STALLED". 102002ac6454SAndrew Thompson */ 1021a5cf1aaaSHans Petter Selasky (udev->bus->methods->xfer_stall) (xfer); 1022a5cf1aaaSHans Petter Selasky } 1023a5cf1aaaSHans Petter Selasky } 1024a5cf1aaaSHans Petter Selasky } 1025a5cf1aaaSHans Petter Selasky (udev->bus->methods->set_stall) (udev, ep, &do_stall); 102602ac6454SAndrew Thompson } 102702ac6454SAndrew Thompson if (!do_stall) { 1028ae60fdfbSAndrew Thompson ep->toggle_next = 0; /* reset data toggle */ 1029ae60fdfbSAndrew Thompson ep->is_stalled = 0; /* clear stalled state */ 103002ac6454SAndrew Thompson 1031ae60fdfbSAndrew Thompson (udev->bus->methods->clear_stall) (udev, ep); 103202ac6454SAndrew Thompson 1033a5cf1aaaSHans Petter Selasky /* start the current or next transfer, if any */ 1034a5cf1aaaSHans Petter Selasky for (x = 0; x != USB_MAX_EP_STREAMS; x++) { 1035a5cf1aaaSHans Petter Selasky usb_command_wrapper(&ep->endpoint_q[x], 1036a5cf1aaaSHans Petter Selasky ep->endpoint_q[x].curr); 1037a5cf1aaaSHans Petter Selasky } 103802ac6454SAndrew Thompson } 103902ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 104002ac6454SAndrew Thompson return (0); 104102ac6454SAndrew Thompson } 104202ac6454SAndrew Thompson 104302ac6454SAndrew Thompson /*------------------------------------------------------------------------* 1044a593f6b8SAndrew Thompson * usb_reset_iface_endpoints - used in USB device side mode 104502ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 1046e0a69b51SAndrew Thompson usb_error_t 1047a593f6b8SAndrew Thompson usb_reset_iface_endpoints(struct usb_device *udev, uint8_t iface_index) 104802ac6454SAndrew Thompson { 1049ae60fdfbSAndrew Thompson struct usb_endpoint *ep; 1050ae60fdfbSAndrew Thompson struct usb_endpoint *ep_end; 105102ac6454SAndrew Thompson 1052ae60fdfbSAndrew Thompson ep = udev->endpoints; 1053ae60fdfbSAndrew Thompson ep_end = udev->endpoints + udev->endpoints_max; 105402ac6454SAndrew Thompson 1055ae60fdfbSAndrew Thompson for (; ep != ep_end; ep++) { 105602ac6454SAndrew Thompson 1057ae60fdfbSAndrew Thompson if ((ep->edesc == NULL) || 1058ae60fdfbSAndrew Thompson (ep->iface_index != iface_index)) { 105902ac6454SAndrew Thompson continue; 106002ac6454SAndrew Thompson } 106102ac6454SAndrew Thompson /* simulate a clear stall from the peer */ 1062bd73b187SAlfred Perlstein usbd_set_endpoint_stall(udev, ep, 0); 106302ac6454SAndrew Thompson } 106402ac6454SAndrew Thompson return (0); 106502ac6454SAndrew Thompson } 106602ac6454SAndrew Thompson 106702ac6454SAndrew Thompson /*------------------------------------------------------------------------* 1068a593f6b8SAndrew Thompson * usb_detach_device_sub 106902ac6454SAndrew Thompson * 107002ac6454SAndrew Thompson * This function will try to detach an USB device. If it fails a panic 107102ac6454SAndrew Thompson * will result. 1072bdd41206SAndrew Thompson * 1073bdd41206SAndrew Thompson * Flag values, see "USB_UNCFG_FLAG_XXX". 107402ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 107502ac6454SAndrew Thompson static void 1076a593f6b8SAndrew Thompson usb_detach_device_sub(struct usb_device *udev, device_t *ppdev, 10778427ed84SHans Petter Selasky char **ppnpinfo, uint8_t flag) 107802ac6454SAndrew Thompson { 107902ac6454SAndrew Thompson device_t dev; 10808427ed84SHans Petter Selasky char *pnpinfo; 108102ac6454SAndrew Thompson int err; 108202ac6454SAndrew Thompson 1083d88688c7SAndrew Thompson dev = *ppdev; 1084d88688c7SAndrew Thompson if (dev) { 108502ac6454SAndrew Thompson /* 108602ac6454SAndrew Thompson * NOTE: It is important to clear "*ppdev" before deleting 108702ac6454SAndrew Thompson * the child due to some device methods being called late 108802ac6454SAndrew Thompson * during the delete process ! 108902ac6454SAndrew Thompson */ 109002ac6454SAndrew Thompson *ppdev = NULL; 109102ac6454SAndrew Thompson 1092cabe79d9SMarius Strobl if (!rebooting) { 109302ac6454SAndrew Thompson device_printf(dev, "at %s, port %d, addr %d " 109402ac6454SAndrew Thompson "(disconnected)\n", 109502ac6454SAndrew Thompson device_get_nameunit(udev->parent_dev), 109602ac6454SAndrew Thompson udev->port_no, udev->address); 1097cabe79d9SMarius Strobl } 109802ac6454SAndrew Thompson 109902ac6454SAndrew Thompson if (device_is_attached(dev)) { 1100ec8f3127SAndrew Thompson if (udev->flags.peer_suspended) { 110102ac6454SAndrew Thompson err = DEVICE_RESUME(dev); 110202ac6454SAndrew Thompson if (err) { 1103767cb2e2SAndrew Thompson device_printf(dev, "Resume failed\n"); 110402ac6454SAndrew Thompson } 110502ac6454SAndrew Thompson } 110602ac6454SAndrew Thompson } 1107d3bf5efcSHans Petter Selasky /* detach and delete child */ 110802ac6454SAndrew Thompson if (device_delete_child(udev->parent_dev, dev)) { 110902ac6454SAndrew Thompson goto error; 111002ac6454SAndrew Thompson } 111102ac6454SAndrew Thompson } 11128427ed84SHans Petter Selasky 11138427ed84SHans Petter Selasky pnpinfo = *ppnpinfo; 11148427ed84SHans Petter Selasky if (pnpinfo != NULL) { 11158427ed84SHans Petter Selasky *ppnpinfo = NULL; 11168427ed84SHans Petter Selasky free(pnpinfo, M_USBDEV); 11178427ed84SHans Petter Selasky } 111802ac6454SAndrew Thompson return; 111902ac6454SAndrew Thompson 112002ac6454SAndrew Thompson error: 112102ac6454SAndrew Thompson /* Detach is not allowed to fail in the USB world */ 11228427ed84SHans Petter Selasky panic("usb_detach_device_sub: A USB driver would not detach\n"); 112302ac6454SAndrew Thompson } 112402ac6454SAndrew Thompson 112502ac6454SAndrew Thompson /*------------------------------------------------------------------------* 1126a593f6b8SAndrew Thompson * usb_detach_device 112702ac6454SAndrew Thompson * 112802ac6454SAndrew Thompson * The following function will detach the matching interfaces. 112902ac6454SAndrew Thompson * This function is NULL safe. 1130bdd41206SAndrew Thompson * 1131bdd41206SAndrew Thompson * Flag values, see "USB_UNCFG_FLAG_XXX". 113202ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 113302ac6454SAndrew Thompson void 1134a593f6b8SAndrew Thompson usb_detach_device(struct usb_device *udev, uint8_t iface_index, 1135bdd41206SAndrew Thompson uint8_t flag) 113602ac6454SAndrew Thompson { 1137760bc48eSAndrew Thompson struct usb_interface *iface; 113802ac6454SAndrew Thompson uint8_t i; 113902ac6454SAndrew Thompson 114002ac6454SAndrew Thompson if (udev == NULL) { 114102ac6454SAndrew Thompson /* nothing to do */ 114202ac6454SAndrew Thompson return; 114302ac6454SAndrew Thompson } 114402ac6454SAndrew Thompson DPRINTFN(4, "udev=%p\n", udev); 114502ac6454SAndrew Thompson 114691cd9240SAndrew Thompson sx_assert(&udev->enum_sx, SA_LOCKED); 114702ac6454SAndrew Thompson 114802ac6454SAndrew Thompson /* 114902ac6454SAndrew Thompson * First detach the child to give the child's detach routine a 115002ac6454SAndrew Thompson * chance to detach the sub-devices in the correct order. 115102ac6454SAndrew Thompson * Then delete the child using "device_delete_child()" which 115202ac6454SAndrew Thompson * will detach all sub-devices from the bottom and upwards! 115302ac6454SAndrew Thompson */ 115402ac6454SAndrew Thompson if (iface_index != USB_IFACE_INDEX_ANY) { 115502ac6454SAndrew Thompson i = iface_index; 115602ac6454SAndrew Thompson iface_index = i + 1; 115702ac6454SAndrew Thompson } else { 115802ac6454SAndrew Thompson i = 0; 115902ac6454SAndrew Thompson iface_index = USB_IFACE_MAX; 116002ac6454SAndrew Thompson } 116102ac6454SAndrew Thompson 116202ac6454SAndrew Thompson /* do the detach */ 116302ac6454SAndrew Thompson 116402ac6454SAndrew Thompson for (; i != iface_index; i++) { 116502ac6454SAndrew Thompson 1166a593f6b8SAndrew Thompson iface = usbd_get_iface(udev, i); 116702ac6454SAndrew Thompson if (iface == NULL) { 116802ac6454SAndrew Thompson /* looks like the end of the USB interfaces */ 116902ac6454SAndrew Thompson break; 117002ac6454SAndrew Thompson } 11718427ed84SHans Petter Selasky usb_detach_device_sub(udev, &iface->subdev, 11728427ed84SHans Petter Selasky &iface->pnpinfo, flag); 117302ac6454SAndrew Thompson } 117402ac6454SAndrew Thompson } 117502ac6454SAndrew Thompson 117602ac6454SAndrew Thompson /*------------------------------------------------------------------------* 1177a593f6b8SAndrew Thompson * usb_probe_and_attach_sub 117802ac6454SAndrew Thompson * 117902ac6454SAndrew Thompson * Returns: 118002ac6454SAndrew Thompson * 0: Success 118102ac6454SAndrew Thompson * Else: Failure 118202ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 118302ac6454SAndrew Thompson static uint8_t 1184a593f6b8SAndrew Thompson usb_probe_and_attach_sub(struct usb_device *udev, 1185760bc48eSAndrew Thompson struct usb_attach_arg *uaa) 118602ac6454SAndrew Thompson { 1187760bc48eSAndrew Thompson struct usb_interface *iface; 118802ac6454SAndrew Thompson device_t dev; 118902ac6454SAndrew Thompson int err; 119002ac6454SAndrew Thompson 119102ac6454SAndrew Thompson iface = uaa->iface; 119202ac6454SAndrew Thompson if (iface->parent_iface_index != USB_IFACE_INDEX_ANY) { 119302ac6454SAndrew Thompson /* leave interface alone */ 119402ac6454SAndrew Thompson return (0); 119502ac6454SAndrew Thompson } 119602ac6454SAndrew Thompson dev = iface->subdev; 119702ac6454SAndrew Thompson if (dev) { 119802ac6454SAndrew Thompson 119902ac6454SAndrew Thompson /* clean up after module unload */ 120002ac6454SAndrew Thompson 120102ac6454SAndrew Thompson if (device_is_attached(dev)) { 120202ac6454SAndrew Thompson /* already a device there */ 120302ac6454SAndrew Thompson return (0); 120402ac6454SAndrew Thompson } 120502ac6454SAndrew Thompson /* clear "iface->subdev" as early as possible */ 120602ac6454SAndrew Thompson 120702ac6454SAndrew Thompson iface->subdev = NULL; 120802ac6454SAndrew Thompson 120902ac6454SAndrew Thompson if (device_delete_child(udev->parent_dev, dev)) { 121002ac6454SAndrew Thompson 121102ac6454SAndrew Thompson /* 121202ac6454SAndrew Thompson * Panic here, else one can get a double call 121302ac6454SAndrew Thompson * to device_detach(). USB devices should 121402ac6454SAndrew Thompson * never fail on detach! 121502ac6454SAndrew Thompson */ 1216767cb2e2SAndrew Thompson panic("device_delete_child() failed\n"); 121702ac6454SAndrew Thompson } 121802ac6454SAndrew Thompson } 121902ac6454SAndrew Thompson if (uaa->temp_dev == NULL) { 122002ac6454SAndrew Thompson 122102ac6454SAndrew Thompson /* create a new child */ 122202ac6454SAndrew Thompson uaa->temp_dev = device_add_child(udev->parent_dev, NULL, -1); 122302ac6454SAndrew Thompson if (uaa->temp_dev == NULL) { 122402ac6454SAndrew Thompson device_printf(udev->parent_dev, 1225767cb2e2SAndrew Thompson "Device creation failed\n"); 122602ac6454SAndrew Thompson return (1); /* failure */ 122702ac6454SAndrew Thompson } 122802ac6454SAndrew Thompson device_set_ivars(uaa->temp_dev, uaa); 122902ac6454SAndrew Thompson device_quiet(uaa->temp_dev); 123002ac6454SAndrew Thompson } 123102ac6454SAndrew Thompson /* 123202ac6454SAndrew Thompson * Set "subdev" before probe and attach so that "devd" gets 123302ac6454SAndrew Thompson * the information it needs. 123402ac6454SAndrew Thompson */ 123502ac6454SAndrew Thompson iface->subdev = uaa->temp_dev; 123602ac6454SAndrew Thompson 123702ac6454SAndrew Thompson if (device_probe_and_attach(iface->subdev) == 0) { 123802ac6454SAndrew Thompson /* 123902ac6454SAndrew Thompson * The USB attach arguments are only available during probe 124002ac6454SAndrew Thompson * and attach ! 124102ac6454SAndrew Thompson */ 124202ac6454SAndrew Thompson uaa->temp_dev = NULL; 124302ac6454SAndrew Thompson device_set_ivars(iface->subdev, NULL); 124402ac6454SAndrew Thompson 1245ec8f3127SAndrew Thompson if (udev->flags.peer_suspended) { 124602ac6454SAndrew Thompson err = DEVICE_SUSPEND(iface->subdev); 124788b4e0abSAndrew Thompson if (err) 124802ac6454SAndrew Thompson device_printf(iface->subdev, "Suspend failed\n"); 124902ac6454SAndrew Thompson } 125002ac6454SAndrew Thompson return (0); /* success */ 125102ac6454SAndrew Thompson } else { 125202ac6454SAndrew Thompson /* No USB driver found */ 125302ac6454SAndrew Thompson iface->subdev = NULL; 125402ac6454SAndrew Thompson } 125502ac6454SAndrew Thompson return (1); /* failure */ 125602ac6454SAndrew Thompson } 125702ac6454SAndrew Thompson 125802ac6454SAndrew Thompson /*------------------------------------------------------------------------* 1259a593f6b8SAndrew Thompson * usbd_set_parent_iface 126002ac6454SAndrew Thompson * 126102ac6454SAndrew Thompson * Using this function will lock the alternate interface setting on an 126202ac6454SAndrew Thompson * interface. It is typically used for multi interface drivers. In USB 126302ac6454SAndrew Thompson * device side mode it is assumed that the alternate interfaces all 126402ac6454SAndrew Thompson * have the same endpoint descriptors. The default parent index value 126502ac6454SAndrew Thompson * is "USB_IFACE_INDEX_ANY". Then the alternate setting value is not 126602ac6454SAndrew Thompson * locked. 126702ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 126802ac6454SAndrew Thompson void 1269a593f6b8SAndrew Thompson usbd_set_parent_iface(struct usb_device *udev, uint8_t iface_index, 127002ac6454SAndrew Thompson uint8_t parent_index) 127102ac6454SAndrew Thompson { 1272760bc48eSAndrew Thompson struct usb_interface *iface; 127302ac6454SAndrew Thompson 1274d9073c1eSHans Petter Selasky if (udev == NULL) { 1275d9073c1eSHans Petter Selasky /* nothing to do */ 1276d9073c1eSHans Petter Selasky return; 127702ac6454SAndrew Thompson } 1278d9073c1eSHans Petter Selasky iface = usbd_get_iface(udev, iface_index); 1279d9073c1eSHans Petter Selasky if (iface != NULL) 1280d9073c1eSHans Petter Selasky iface->parent_iface_index = parent_index; 128102ac6454SAndrew Thompson } 128202ac6454SAndrew Thompson 128302ac6454SAndrew Thompson static void 1284a593f6b8SAndrew Thompson usb_init_attach_arg(struct usb_device *udev, 1285760bc48eSAndrew Thompson struct usb_attach_arg *uaa) 128602ac6454SAndrew Thompson { 1287d46dc4adSHans Petter Selasky memset(uaa, 0, sizeof(*uaa)); 128802ac6454SAndrew Thompson 128902ac6454SAndrew Thompson uaa->device = udev; 1290f29a0724SAndrew Thompson uaa->usb_mode = udev->flags.usb_mode; 129102ac6454SAndrew Thompson uaa->port = udev->port_no; 12922a4c6157SAndrew Thompson uaa->dev_state = UAA_DEV_READY; 129302ac6454SAndrew Thompson 129402ac6454SAndrew Thompson uaa->info.idVendor = UGETW(udev->ddesc.idVendor); 129502ac6454SAndrew Thompson uaa->info.idProduct = UGETW(udev->ddesc.idProduct); 129602ac6454SAndrew Thompson uaa->info.bcdDevice = UGETW(udev->ddesc.bcdDevice); 129702ac6454SAndrew Thompson uaa->info.bDeviceClass = udev->ddesc.bDeviceClass; 129802ac6454SAndrew Thompson uaa->info.bDeviceSubClass = udev->ddesc.bDeviceSubClass; 129902ac6454SAndrew Thompson uaa->info.bDeviceProtocol = udev->ddesc.bDeviceProtocol; 130002ac6454SAndrew Thompson uaa->info.bConfigIndex = udev->curr_config_index; 130102ac6454SAndrew Thompson uaa->info.bConfigNum = udev->curr_config_no; 130202ac6454SAndrew Thompson } 130302ac6454SAndrew Thompson 130402ac6454SAndrew Thompson /*------------------------------------------------------------------------* 1305a593f6b8SAndrew Thompson * usb_probe_and_attach 130602ac6454SAndrew Thompson * 130702ac6454SAndrew Thompson * This function is called from "uhub_explore_sub()", 1308a593f6b8SAndrew Thompson * "usb_handle_set_config()" and "usb_handle_request()". 130902ac6454SAndrew Thompson * 131002ac6454SAndrew Thompson * Returns: 131102ac6454SAndrew Thompson * 0: Success 131202ac6454SAndrew Thompson * Else: A control transfer failed 131302ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 1314e0a69b51SAndrew Thompson usb_error_t 1315a593f6b8SAndrew Thompson usb_probe_and_attach(struct usb_device *udev, uint8_t iface_index) 131602ac6454SAndrew Thompson { 1317760bc48eSAndrew Thompson struct usb_attach_arg uaa; 1318760bc48eSAndrew Thompson struct usb_interface *iface; 131902ac6454SAndrew Thompson uint8_t i; 132002ac6454SAndrew Thompson uint8_t j; 132102ac6454SAndrew Thompson uint8_t do_unlock; 132202ac6454SAndrew Thompson 132302ac6454SAndrew Thompson if (udev == NULL) { 132402ac6454SAndrew Thompson DPRINTF("udev == NULL\n"); 132502ac6454SAndrew Thompson return (USB_ERR_INVAL); 132602ac6454SAndrew Thompson } 13276950c75fSHans Petter Selasky /* Prevent re-enumeration */ 13286950c75fSHans Petter Selasky do_unlock = usbd_enum_lock(udev); 132902ac6454SAndrew Thompson 133002ac6454SAndrew Thompson if (udev->curr_config_index == USB_UNCONFIG_INDEX) { 133102ac6454SAndrew Thompson /* do nothing - no configuration has been set */ 133202ac6454SAndrew Thompson goto done; 133302ac6454SAndrew Thompson } 133402ac6454SAndrew Thompson /* setup USB attach arguments */ 133502ac6454SAndrew Thompson 1336a593f6b8SAndrew Thompson usb_init_attach_arg(udev, &uaa); 133702ac6454SAndrew Thompson 1338a6b60150SHans Petter Selasky /* 1339a6b60150SHans Petter Selasky * If the whole USB device is targeted, invoke the USB event 1340a6b60150SHans Petter Selasky * handler(s): 1341a6b60150SHans Petter Selasky */ 1342a6b60150SHans Petter Selasky if (iface_index == USB_IFACE_INDEX_ANY) { 1343a6b60150SHans Petter Selasky 1344415bcd89SHans Petter Selasky if (usb_test_quirk(&uaa, UQ_MSC_DYMO_EJECT) != 0 && 1345415bcd89SHans Petter Selasky usb_dymo_eject(udev, 0) == 0) { 1346415bcd89SHans Petter Selasky /* success, mark the udev as disappearing */ 1347415bcd89SHans Petter Selasky uaa.dev_state = UAA_DEV_EJECTING; 1348415bcd89SHans Petter Selasky } 1349415bcd89SHans Petter Selasky 1350a6b60150SHans Petter Selasky EVENTHANDLER_INVOKE(usb_dev_configured, udev, &uaa); 1351a6b60150SHans Petter Selasky 1352a6b60150SHans Petter Selasky if (uaa.dev_state != UAA_DEV_READY) { 1353a6b60150SHans Petter Selasky /* leave device unconfigured */ 1354a6b60150SHans Petter Selasky usb_unconfigure(udev, 0); 1355a6b60150SHans Petter Selasky goto done; 1356a6b60150SHans Petter Selasky } 1357a6b60150SHans Petter Selasky } 1358a6b60150SHans Petter Selasky 135902ac6454SAndrew Thompson /* Check if only one interface should be probed: */ 136002ac6454SAndrew Thompson if (iface_index != USB_IFACE_INDEX_ANY) { 136102ac6454SAndrew Thompson i = iface_index; 136202ac6454SAndrew Thompson j = i + 1; 136302ac6454SAndrew Thompson } else { 136402ac6454SAndrew Thompson i = 0; 136502ac6454SAndrew Thompson j = USB_IFACE_MAX; 136602ac6454SAndrew Thompson } 136702ac6454SAndrew Thompson 136802ac6454SAndrew Thompson /* Do the probe and attach */ 136902ac6454SAndrew Thompson for (; i != j; i++) { 137002ac6454SAndrew Thompson 1371a593f6b8SAndrew Thompson iface = usbd_get_iface(udev, i); 137202ac6454SAndrew Thompson if (iface == NULL) { 137302ac6454SAndrew Thompson /* 137402ac6454SAndrew Thompson * Looks like the end of the USB 137502ac6454SAndrew Thompson * interfaces ! 137602ac6454SAndrew Thompson */ 137702ac6454SAndrew Thompson DPRINTFN(2, "end of interfaces " 137802ac6454SAndrew Thompson "at %u\n", i); 137902ac6454SAndrew Thompson break; 138002ac6454SAndrew Thompson } 138102ac6454SAndrew Thompson if (iface->idesc == NULL) { 138202ac6454SAndrew Thompson /* no interface descriptor */ 138302ac6454SAndrew Thompson continue; 138402ac6454SAndrew Thompson } 138502ac6454SAndrew Thompson uaa.iface = iface; 138602ac6454SAndrew Thompson 138702ac6454SAndrew Thompson uaa.info.bInterfaceClass = 138802ac6454SAndrew Thompson iface->idesc->bInterfaceClass; 138902ac6454SAndrew Thompson uaa.info.bInterfaceSubClass = 139002ac6454SAndrew Thompson iface->idesc->bInterfaceSubClass; 139102ac6454SAndrew Thompson uaa.info.bInterfaceProtocol = 139202ac6454SAndrew Thompson iface->idesc->bInterfaceProtocol; 139302ac6454SAndrew Thompson uaa.info.bIfaceIndex = i; 139402ac6454SAndrew Thompson uaa.info.bIfaceNum = 139502ac6454SAndrew Thompson iface->idesc->bInterfaceNumber; 1396bd73b187SAlfred Perlstein uaa.driver_info = 0; /* reset driver_info */ 139702ac6454SAndrew Thompson 139802ac6454SAndrew Thompson DPRINTFN(2, "iclass=%u/%u/%u iindex=%u/%u\n", 139902ac6454SAndrew Thompson uaa.info.bInterfaceClass, 140002ac6454SAndrew Thompson uaa.info.bInterfaceSubClass, 140102ac6454SAndrew Thompson uaa.info.bInterfaceProtocol, 140202ac6454SAndrew Thompson uaa.info.bIfaceIndex, 140302ac6454SAndrew Thompson uaa.info.bIfaceNum); 140402ac6454SAndrew Thompson 1405d43ffe94SHans Petter Selasky usb_probe_and_attach_sub(udev, &uaa); 140602ac6454SAndrew Thompson 1407d43ffe94SHans Petter Selasky /* 1408d43ffe94SHans Petter Selasky * Remove the leftover child, if any, to enforce that 1409d43ffe94SHans Petter Selasky * a new nomatch devd event is generated for the next 1410d43ffe94SHans Petter Selasky * interface if no driver is found: 1411d43ffe94SHans Petter Selasky */ 1412d43ffe94SHans Petter Selasky if (uaa.temp_dev == NULL) 1413d43ffe94SHans Petter Selasky continue; 1414d43ffe94SHans Petter Selasky if (device_delete_child(udev->parent_dev, uaa.temp_dev)) 1415767cb2e2SAndrew Thompson DPRINTFN(0, "device delete child failed\n"); 1416d43ffe94SHans Petter Selasky uaa.temp_dev = NULL; 141702ac6454SAndrew Thompson } 141802ac6454SAndrew Thompson done: 1419cb18f7d1SAlfred Perlstein if (do_unlock) 1420cb18f7d1SAlfred Perlstein usbd_enum_unlock(udev); 142102ac6454SAndrew Thompson return (0); 142202ac6454SAndrew Thompson } 142302ac6454SAndrew Thompson 142402ac6454SAndrew Thompson /*------------------------------------------------------------------------* 1425a593f6b8SAndrew Thompson * usb_suspend_resume_sub 142602ac6454SAndrew Thompson * 142702ac6454SAndrew Thompson * This function is called when the suspend or resume methods should 142802ac6454SAndrew Thompson * be executed on an USB device. 142902ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 143002ac6454SAndrew Thompson static void 1431a593f6b8SAndrew Thompson usb_suspend_resume_sub(struct usb_device *udev, device_t dev, uint8_t do_suspend) 143202ac6454SAndrew Thompson { 143302ac6454SAndrew Thompson int err; 143402ac6454SAndrew Thompson 143502ac6454SAndrew Thompson if (dev == NULL) { 143602ac6454SAndrew Thompson return; 143702ac6454SAndrew Thompson } 143802ac6454SAndrew Thompson if (!device_is_attached(dev)) { 143902ac6454SAndrew Thompson return; 144002ac6454SAndrew Thompson } 144102ac6454SAndrew Thompson if (do_suspend) { 144202ac6454SAndrew Thompson err = DEVICE_SUSPEND(dev); 144302ac6454SAndrew Thompson } else { 144402ac6454SAndrew Thompson err = DEVICE_RESUME(dev); 144502ac6454SAndrew Thompson } 144602ac6454SAndrew Thompson if (err) { 1447767cb2e2SAndrew Thompson device_printf(dev, "%s failed\n", 144802ac6454SAndrew Thompson do_suspend ? "Suspend" : "Resume"); 144902ac6454SAndrew Thompson } 145002ac6454SAndrew Thompson } 145102ac6454SAndrew Thompson 145202ac6454SAndrew Thompson /*------------------------------------------------------------------------* 1453a593f6b8SAndrew Thompson * usb_suspend_resume 145402ac6454SAndrew Thompson * 145502ac6454SAndrew Thompson * The following function will suspend or resume the USB device. 145602ac6454SAndrew Thompson * 145702ac6454SAndrew Thompson * Returns: 145802ac6454SAndrew Thompson * 0: Success 145902ac6454SAndrew Thompson * Else: Failure 146002ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 1461e0a69b51SAndrew Thompson usb_error_t 1462a593f6b8SAndrew Thompson usb_suspend_resume(struct usb_device *udev, uint8_t do_suspend) 146302ac6454SAndrew Thompson { 1464760bc48eSAndrew Thompson struct usb_interface *iface; 146502ac6454SAndrew Thompson uint8_t i; 146602ac6454SAndrew Thompson 146702ac6454SAndrew Thompson if (udev == NULL) { 146802ac6454SAndrew Thompson /* nothing to do */ 146902ac6454SAndrew Thompson return (0); 147002ac6454SAndrew Thompson } 147102ac6454SAndrew Thompson DPRINTFN(4, "udev=%p do_suspend=%d\n", udev, do_suspend); 147202ac6454SAndrew Thompson 14732df1e9a6SAndrew Thompson sx_assert(&udev->sr_sx, SA_LOCKED); 147402ac6454SAndrew Thompson 147502ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 147602ac6454SAndrew Thompson /* filter the suspend events */ 1477ec8f3127SAndrew Thompson if (udev->flags.peer_suspended == do_suspend) { 147802ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 147902ac6454SAndrew Thompson /* nothing to do */ 148002ac6454SAndrew Thompson return (0); 148102ac6454SAndrew Thompson } 1482ec8f3127SAndrew Thompson udev->flags.peer_suspended = do_suspend; 148302ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 148402ac6454SAndrew Thompson 148502ac6454SAndrew Thompson /* do the suspend or resume */ 148602ac6454SAndrew Thompson 148702ac6454SAndrew Thompson for (i = 0; i != USB_IFACE_MAX; i++) { 148802ac6454SAndrew Thompson 1489a593f6b8SAndrew Thompson iface = usbd_get_iface(udev, i); 149002ac6454SAndrew Thompson if (iface == NULL) { 149102ac6454SAndrew Thompson /* looks like the end of the USB interfaces */ 149202ac6454SAndrew Thompson break; 149302ac6454SAndrew Thompson } 1494a593f6b8SAndrew Thompson usb_suspend_resume_sub(udev, iface->subdev, do_suspend); 149502ac6454SAndrew Thompson } 149602ac6454SAndrew Thompson return (0); 149702ac6454SAndrew Thompson } 149802ac6454SAndrew Thompson 149902ac6454SAndrew Thompson /*------------------------------------------------------------------------* 1500a593f6b8SAndrew Thompson * usbd_clear_stall_proc 150102ac6454SAndrew Thompson * 150202ac6454SAndrew Thompson * This function performs generic USB clear stall operations. 150302ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 150402ac6454SAndrew Thompson static void 1505a593f6b8SAndrew Thompson usbd_clear_stall_proc(struct usb_proc_msg *_pm) 150602ac6454SAndrew Thompson { 1507a0d53e0bSHans Petter Selasky struct usb_udev_msg *pm = (void *)_pm; 1508760bc48eSAndrew Thompson struct usb_device *udev = pm->udev; 150902ac6454SAndrew Thompson 151002ac6454SAndrew Thompson /* Change lock */ 151102ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 15120eb8d462SHans Petter Selasky USB_MTX_LOCK(&udev->device_mtx); 151302ac6454SAndrew Thompson 151402ac6454SAndrew Thompson /* Start clear stall callback */ 15155b3bb704SAndrew Thompson usbd_transfer_start(udev->ctrl_xfer[1]); 151602ac6454SAndrew Thompson 151702ac6454SAndrew Thompson /* Change lock */ 15180eb8d462SHans Petter Selasky USB_MTX_UNLOCK(&udev->device_mtx); 151902ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 152002ac6454SAndrew Thompson } 152102ac6454SAndrew Thompson 152202ac6454SAndrew Thompson /*------------------------------------------------------------------------* 1523a593f6b8SAndrew Thompson * usb_alloc_device 152402ac6454SAndrew Thompson * 152502ac6454SAndrew Thompson * This function allocates a new USB device. This function is called 152602ac6454SAndrew Thompson * when a new device has been put in the powered state, but not yet in 152702ac6454SAndrew Thompson * the addressed state. Get initial descriptor, set the address, get 152802ac6454SAndrew Thompson * full descriptor and get strings. 152902ac6454SAndrew Thompson * 153002ac6454SAndrew Thompson * Return values: 153102ac6454SAndrew Thompson * 0: Failure 153202ac6454SAndrew Thompson * Else: Success 153302ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 1534760bc48eSAndrew Thompson struct usb_device * 1535a593f6b8SAndrew Thompson usb_alloc_device(device_t parent_dev, struct usb_bus *bus, 1536760bc48eSAndrew Thompson struct usb_device *parent_hub, uint8_t depth, uint8_t port_index, 15378d2dd5ddSAndrew Thompson uint8_t port_no, enum usb_dev_speed speed, enum usb_hc_mode mode) 153802ac6454SAndrew Thompson { 1539760bc48eSAndrew Thompson struct usb_attach_arg uaa; 1540760bc48eSAndrew Thompson struct usb_device *udev; 1541760bc48eSAndrew Thompson struct usb_device *adev; 1542760bc48eSAndrew Thompson struct usb_device *hub; 154302ac6454SAndrew Thompson uint8_t *scratch_ptr; 1544e0a69b51SAndrew Thompson usb_error_t err; 154502ac6454SAndrew Thompson uint8_t device_index; 15462a4c6157SAndrew Thompson uint8_t config_index; 15472a4c6157SAndrew Thompson uint8_t config_quirk; 15482a4c6157SAndrew Thompson uint8_t set_config_failed; 15496950c75fSHans Petter Selasky uint8_t do_unlock; 155002ac6454SAndrew Thompson 155102ac6454SAndrew Thompson DPRINTF("parent_dev=%p, bus=%p, parent_hub=%p, depth=%u, " 1552f29a0724SAndrew Thompson "port_index=%u, port_no=%u, speed=%u, usb_mode=%u\n", 155302ac6454SAndrew Thompson parent_dev, bus, parent_hub, depth, port_index, port_no, 1554f29a0724SAndrew Thompson speed, mode); 155502ac6454SAndrew Thompson 155602ac6454SAndrew Thompson /* 155702ac6454SAndrew Thompson * Find an unused device index. In USB Host mode this is the 155802ac6454SAndrew Thompson * same as the device address. 155902ac6454SAndrew Thompson * 156002ac6454SAndrew Thompson * Device index zero is not used and device index 1 should 156102ac6454SAndrew Thompson * always be the root hub. 156202ac6454SAndrew Thompson */ 156302ac6454SAndrew Thompson for (device_index = USB_ROOT_HUB_ADDR; 156402ac6454SAndrew Thompson (device_index != bus->devices_max) && 156502ac6454SAndrew Thompson (bus->devices[device_index] != NULL); 156602ac6454SAndrew Thompson device_index++) /* nop */; 156702ac6454SAndrew Thompson 156802ac6454SAndrew Thompson if (device_index == bus->devices_max) { 156902ac6454SAndrew Thompson device_printf(bus->bdev, 1570767cb2e2SAndrew Thompson "No free USB device index for new device\n"); 157102ac6454SAndrew Thompson return (NULL); 157202ac6454SAndrew Thompson } 157302ac6454SAndrew Thompson 157402ac6454SAndrew Thompson if (depth > 0x10) { 157502ac6454SAndrew Thompson device_printf(bus->bdev, 1576767cb2e2SAndrew Thompson "Invalid device depth\n"); 157702ac6454SAndrew Thompson return (NULL); 157802ac6454SAndrew Thompson } 157902ac6454SAndrew Thompson udev = malloc(sizeof(*udev), M_USB, M_WAITOK | M_ZERO); 158002ac6454SAndrew Thompson if (udev == NULL) { 158102ac6454SAndrew Thompson return (NULL); 158202ac6454SAndrew Thompson } 158302ac6454SAndrew Thompson /* initialise our SX-lock */ 158491cd9240SAndrew Thompson sx_init_flags(&udev->enum_sx, "USB config SX lock", SX_DUPOK); 1585a6b60150SHans Petter Selasky sx_init_flags(&udev->sr_sx, "USB suspend and resume SX lock", SX_NOWITNESS); 158664cb5e2aSHans Petter Selasky sx_init_flags(&udev->ctrl_sx, "USB control transfer SX lock", SX_DUPOK); 158702ac6454SAndrew Thompson 158891cd9240SAndrew Thompson cv_init(&udev->ctrlreq_cv, "WCTRL"); 158991cd9240SAndrew Thompson cv_init(&udev->ref_cv, "UGONE"); 159002ac6454SAndrew Thompson 159102ac6454SAndrew Thompson /* initialise our mutex */ 159291cd9240SAndrew Thompson mtx_init(&udev->device_mtx, "USB device mutex", NULL, MTX_DEF); 159302ac6454SAndrew Thompson 159402ac6454SAndrew Thompson /* initialise generic clear stall */ 1595a593f6b8SAndrew Thompson udev->cs_msg[0].hdr.pm_callback = &usbd_clear_stall_proc; 159602ac6454SAndrew Thompson udev->cs_msg[0].udev = udev; 1597a593f6b8SAndrew Thompson udev->cs_msg[1].hdr.pm_callback = &usbd_clear_stall_proc; 159802ac6454SAndrew Thompson udev->cs_msg[1].udev = udev; 159902ac6454SAndrew Thompson 160002ac6454SAndrew Thompson /* initialise some USB device fields */ 160102ac6454SAndrew Thompson udev->parent_hub = parent_hub; 160202ac6454SAndrew Thompson udev->parent_dev = parent_dev; 160302ac6454SAndrew Thompson udev->port_index = port_index; 160402ac6454SAndrew Thompson udev->port_no = port_no; 160502ac6454SAndrew Thompson udev->depth = depth; 160602ac6454SAndrew Thompson udev->bus = bus; 160702ac6454SAndrew Thompson udev->address = USB_START_ADDR; /* default value */ 1608e0a69b51SAndrew Thompson udev->plugtime = (usb_ticks_t)ticks; 160902ac6454SAndrew Thompson /* 161002ac6454SAndrew Thompson * We need to force the power mode to "on" because there are plenty 161102ac6454SAndrew Thompson * of USB devices out there that do not work very well with 161202ac6454SAndrew Thompson * automatic suspend and resume! 161302ac6454SAndrew Thompson */ 1614d2d71ce7SAndrew Thompson udev->power_mode = usbd_filter_power_mode(udev, USB_POWER_MODE_ON); 161502ac6454SAndrew Thompson udev->pwr_save.last_xfer_time = ticks; 161602ac6454SAndrew Thompson /* we are not ready yet */ 161702ac6454SAndrew Thompson udev->refcount = 1; 161802ac6454SAndrew Thompson 161902ac6454SAndrew Thompson /* set up default endpoint descriptor */ 16205b3bb704SAndrew Thompson udev->ctrl_ep_desc.bLength = sizeof(udev->ctrl_ep_desc); 16215b3bb704SAndrew Thompson udev->ctrl_ep_desc.bDescriptorType = UDESC_ENDPOINT; 16225b3bb704SAndrew Thompson udev->ctrl_ep_desc.bEndpointAddress = USB_CONTROL_ENDPOINT; 16235b3bb704SAndrew Thompson udev->ctrl_ep_desc.bmAttributes = UE_CONTROL; 16245b3bb704SAndrew Thompson udev->ctrl_ep_desc.wMaxPacketSize[0] = USB_MAX_IPACKET; 16255b3bb704SAndrew Thompson udev->ctrl_ep_desc.wMaxPacketSize[1] = 0; 16265b3bb704SAndrew Thompson udev->ctrl_ep_desc.bInterval = 0; 1627963169b4SHans Petter Selasky 1628963169b4SHans Petter Selasky /* set up default endpoint companion descriptor */ 1629963169b4SHans Petter Selasky udev->ctrl_ep_comp_desc.bLength = sizeof(udev->ctrl_ep_comp_desc); 1630963169b4SHans Petter Selasky udev->ctrl_ep_comp_desc.bDescriptorType = UDESC_ENDPOINT_SS_COMP; 1631963169b4SHans Petter Selasky 163202ac6454SAndrew Thompson udev->ddesc.bMaxPacketSize = USB_MAX_IPACKET; 163302ac6454SAndrew Thompson 163402ac6454SAndrew Thompson udev->speed = speed; 1635f29a0724SAndrew Thompson udev->flags.usb_mode = mode; 163602ac6454SAndrew Thompson 163702ac6454SAndrew Thompson /* search for our High Speed USB HUB, if any */ 163802ac6454SAndrew Thompson 163902ac6454SAndrew Thompson adev = udev; 164002ac6454SAndrew Thompson hub = udev->parent_hub; 164102ac6454SAndrew Thompson 164202ac6454SAndrew Thompson while (hub) { 164302ac6454SAndrew Thompson if (hub->speed == USB_SPEED_HIGH) { 164402ac6454SAndrew Thompson udev->hs_hub_addr = hub->address; 1645495f25ceSAndrew Thompson udev->parent_hs_hub = hub; 164602ac6454SAndrew Thompson udev->hs_port_no = adev->port_no; 164702ac6454SAndrew Thompson break; 164802ac6454SAndrew Thompson } 164902ac6454SAndrew Thompson adev = hub; 165002ac6454SAndrew Thompson hub = hub->parent_hub; 165102ac6454SAndrew Thompson } 165202ac6454SAndrew Thompson 1653ae60fdfbSAndrew Thompson /* init the default endpoint */ 1654a593f6b8SAndrew Thompson usb_init_endpoint(udev, 0, 16555b3bb704SAndrew Thompson &udev->ctrl_ep_desc, 1656963169b4SHans Petter Selasky &udev->ctrl_ep_comp_desc, 16575b3bb704SAndrew Thompson &udev->ctrl_ep); 165802ac6454SAndrew Thompson 165902ac6454SAndrew Thompson /* set device index */ 166002ac6454SAndrew Thompson udev->device_index = device_index; 166102ac6454SAndrew Thompson 16628755859aSAndrew Thompson #if USB_HAVE_UGEN 16630f6e8f93SAndrew Thompson /* Create ugen name */ 1664ee3e3ff5SAndrew Thompson snprintf(udev->ugen_name, sizeof(udev->ugen_name), 1665ee3e3ff5SAndrew Thompson USB_GENERIC_NAME "%u.%u", device_get_unit(bus->bdev), 1666ee3e3ff5SAndrew Thompson device_index); 16678755859aSAndrew Thompson LIST_INIT(&udev->pd_list); 16688755859aSAndrew Thompson 16690f6e8f93SAndrew Thompson /* Create the control endpoint device */ 16702ffd5fdcSHans Petter Selasky udev->ctrl_dev = usb_make_dev(udev, NULL, 0, 0, 16712ffd5fdcSHans Petter Selasky FREAD|FWRITE, UID_ROOT, GID_OPERATOR, 0600); 16720f6e8f93SAndrew Thompson 16730f6e8f93SAndrew Thompson /* Create a link from /dev/ugenX.X to the default endpoint */ 16742ffd5fdcSHans Petter Selasky if (udev->ctrl_dev != NULL) 16752ffd5fdcSHans Petter Selasky make_dev_alias(udev->ctrl_dev->cdev, "%s", udev->ugen_name); 16760f6e8f93SAndrew Thompson #endif 1677963169b4SHans Petter Selasky /* Initialise device */ 1678963169b4SHans Petter Selasky if (bus->methods->device_init != NULL) { 1679963169b4SHans Petter Selasky err = (bus->methods->device_init) (udev); 1680963169b4SHans Petter Selasky if (err != 0) { 1681963169b4SHans Petter Selasky DPRINTFN(0, "device init %d failed " 1682963169b4SHans Petter Selasky "(%s, ignored)\n", device_index, 1683963169b4SHans Petter Selasky usbd_errstr(err)); 1684963169b4SHans Petter Selasky goto done; 1685963169b4SHans Petter Selasky } 1686963169b4SHans Petter Selasky } 1687963169b4SHans Petter Selasky /* set powered device state after device init is complete */ 1688963169b4SHans Petter Selasky usb_set_device_state(udev, USB_STATE_POWERED); 1689963169b4SHans Petter Selasky 1690f29a0724SAndrew Thompson if (udev->flags.usb_mode == USB_MODE_HOST) { 169102ac6454SAndrew Thompson 1692a593f6b8SAndrew Thompson err = usbd_req_set_address(udev, NULL, device_index); 169302ac6454SAndrew Thompson 1694963169b4SHans Petter Selasky /* 1695963169b4SHans Petter Selasky * This is the new USB device address from now on, if 1696963169b4SHans Petter Selasky * the set address request didn't set it already. 1697963169b4SHans Petter Selasky */ 1698963169b4SHans Petter Selasky if (udev->address == USB_START_ADDR) 169902ac6454SAndrew Thompson udev->address = device_index; 170002ac6454SAndrew Thompson 170102ac6454SAndrew Thompson /* 170202ac6454SAndrew Thompson * We ignore any set-address errors, hence there are 170302ac6454SAndrew Thompson * buggy USB devices out there that actually receive 170402ac6454SAndrew Thompson * the SETUP PID, but manage to set the address before 170502ac6454SAndrew Thompson * the STATUS stage is ACK'ed. If the device responds 170602ac6454SAndrew Thompson * to the subsequent get-descriptor at the new 170702ac6454SAndrew Thompson * address, then we know that the set-address command 170802ac6454SAndrew Thompson * was successful. 170902ac6454SAndrew Thompson */ 171002ac6454SAndrew Thompson if (err) { 171102ac6454SAndrew Thompson DPRINTFN(0, "set address %d failed " 171203797f33SAndrew Thompson "(%s, ignored)\n", udev->address, 1713a593f6b8SAndrew Thompson usbd_errstr(err)); 171402ac6454SAndrew Thompson } 171502ac6454SAndrew Thompson } else { 171602ac6454SAndrew Thompson /* We are not self powered */ 171702ac6454SAndrew Thompson udev->flags.self_powered = 0; 171802ac6454SAndrew Thompson 171902ac6454SAndrew Thompson /* Set unconfigured state */ 172002ac6454SAndrew Thompson udev->curr_config_no = USB_UNCONFIG_NO; 172102ac6454SAndrew Thompson udev->curr_config_index = USB_UNCONFIG_INDEX; 172202ac6454SAndrew Thompson 172302ac6454SAndrew Thompson /* Setup USB descriptors */ 1724a593f6b8SAndrew Thompson err = (usb_temp_setup_by_index_p) (udev, usb_template); 172502ac6454SAndrew Thompson if (err) { 17266be75992SEdward Tomasz Napierala DPRINTFN(0, "setting up USB template failed - " 17276be75992SEdward Tomasz Napierala "usb_template(4) not loaded?\n"); 172802ac6454SAndrew Thompson goto done; 172902ac6454SAndrew Thompson } 173002ac6454SAndrew Thompson } 1731a593f6b8SAndrew Thompson usb_set_device_state(udev, USB_STATE_ADDRESSED); 173202ac6454SAndrew Thompson 1733963169b4SHans Petter Selasky /* setup the device descriptor and the initial "wMaxPacketSize" */ 1734963169b4SHans Petter Selasky err = usbd_setup_device_desc(udev, NULL); 1735963169b4SHans Petter Selasky 1736963169b4SHans Petter Selasky if (err != 0) { 173723de050bSHans Petter Selasky /* try to enumerate two more times */ 1738a593f6b8SAndrew Thompson err = usbd_req_re_enumerate(udev, NULL); 173923de050bSHans Petter Selasky if (err != 0) { 174023de050bSHans Petter Selasky err = usbd_req_re_enumerate(udev, NULL); 174123de050bSHans Petter Selasky if (err != 0) { 174202ac6454SAndrew Thompson goto done; 174302ac6454SAndrew Thompson } 174423de050bSHans Petter Selasky } 174523de050bSHans Petter Selasky } 174602ac6454SAndrew Thompson 174702ac6454SAndrew Thompson /* 174802ac6454SAndrew Thompson * Setup temporary USB attach args so that we can figure out some 174902ac6454SAndrew Thompson * basic quirks for this device. 175002ac6454SAndrew Thompson */ 1751a593f6b8SAndrew Thompson usb_init_attach_arg(udev, &uaa); 175202ac6454SAndrew Thompson 1753a593f6b8SAndrew Thompson if (usb_test_quirk(&uaa, UQ_BUS_POWERED)) { 175402ac6454SAndrew Thompson udev->flags.uq_bus_powered = 1; 175502ac6454SAndrew Thompson } 1756a593f6b8SAndrew Thompson if (usb_test_quirk(&uaa, UQ_NO_STRINGS)) { 175702ac6454SAndrew Thompson udev->flags.no_strings = 1; 175802ac6454SAndrew Thompson } 175902ac6454SAndrew Thompson /* 176002ac6454SAndrew Thompson * Workaround for buggy USB devices. 176102ac6454SAndrew Thompson * 176202ac6454SAndrew Thompson * It appears that some string-less USB chips will crash and 176302ac6454SAndrew Thompson * disappear if any attempts are made to read any string 176402ac6454SAndrew Thompson * descriptors. 176502ac6454SAndrew Thompson * 176602ac6454SAndrew Thompson * Try to detect such chips by checking the strings in the USB 176702ac6454SAndrew Thompson * device descriptor. If no strings are present there we 176802ac6454SAndrew Thompson * simply disable all USB strings. 176902ac6454SAndrew Thompson */ 17706950c75fSHans Petter Selasky 17716950c75fSHans Petter Selasky /* Protect scratch area */ 177264cb5e2aSHans Petter Selasky do_unlock = usbd_ctrl_lock(udev); 17736950c75fSHans Petter Selasky 17746950c75fSHans Petter Selasky scratch_ptr = udev->scratch.data; 177502ac6454SAndrew Thompson 1776869df733SHans Petter Selasky if (udev->flags.no_strings) { 1777869df733SHans Petter Selasky err = USB_ERR_INVAL; 1778869df733SHans Petter Selasky } else if (udev->ddesc.iManufacturer || 177902ac6454SAndrew Thompson udev->ddesc.iProduct || 178002ac6454SAndrew Thompson udev->ddesc.iSerialNumber) { 178102ac6454SAndrew Thompson /* read out the language ID string */ 1782a593f6b8SAndrew Thompson err = usbd_req_get_string_desc(udev, NULL, 1783c10e1453SAndrew Thompson (char *)scratch_ptr, 4, 0, USB_LANGUAGE_TABLE); 178402ac6454SAndrew Thompson } else { 178502ac6454SAndrew Thompson err = USB_ERR_INVAL; 178602ac6454SAndrew Thompson } 178702ac6454SAndrew Thompson 178802ac6454SAndrew Thompson if (err || (scratch_ptr[0] < 4)) { 178902ac6454SAndrew Thompson udev->flags.no_strings = 1; 179002ac6454SAndrew Thompson } else { 17917a918edfSAndrew Thompson uint16_t langid; 17927a918edfSAndrew Thompson uint16_t pref; 17937a918edfSAndrew Thompson uint16_t mask; 17947a918edfSAndrew Thompson uint8_t x; 17957a918edfSAndrew Thompson 17967a918edfSAndrew Thompson /* load preferred value and mask */ 17977a918edfSAndrew Thompson pref = usb_lang_id; 17987a918edfSAndrew Thompson mask = usb_lang_mask; 17997a918edfSAndrew Thompson 18007a918edfSAndrew Thompson /* align length correctly */ 18016950c75fSHans Petter Selasky scratch_ptr[0] &= ~1U; 18027a918edfSAndrew Thompson 18037a918edfSAndrew Thompson /* fix compiler warning */ 18047a918edfSAndrew Thompson langid = 0; 18057a918edfSAndrew Thompson 18067a918edfSAndrew Thompson /* search for preferred language */ 18077a918edfSAndrew Thompson for (x = 2; (x < scratch_ptr[0]); x += 2) { 18087a918edfSAndrew Thompson langid = UGETW(scratch_ptr + x); 18097a918edfSAndrew Thompson if ((langid & mask) == pref) 18107a918edfSAndrew Thompson break; 18117a918edfSAndrew Thompson } 18127a918edfSAndrew Thompson if (x >= scratch_ptr[0]) { 181302ac6454SAndrew Thompson /* pick the first language as the default */ 18147a918edfSAndrew Thompson DPRINTFN(1, "Using first language\n"); 18157a918edfSAndrew Thompson langid = UGETW(scratch_ptr + 2); 18167a918edfSAndrew Thompson } 18177a918edfSAndrew Thompson 18187a918edfSAndrew Thompson DPRINTFN(1, "Language selected: 0x%04x\n", langid); 18197a918edfSAndrew Thompson udev->langid = langid; 182002ac6454SAndrew Thompson } 182102ac6454SAndrew Thompson 18226950c75fSHans Petter Selasky if (do_unlock) 182364cb5e2aSHans Petter Selasky usbd_ctrl_unlock(udev); 18246950c75fSHans Petter Selasky 182502ac6454SAndrew Thompson /* assume 100mA bus powered for now. Changed when configured. */ 182602ac6454SAndrew Thompson udev->power = USB_MIN_POWER; 1827c86aead6SAndrew Thompson /* fetch the vendor and product strings from the device */ 1828a593f6b8SAndrew Thompson usbd_set_device_strings(udev); 182902ac6454SAndrew Thompson 18302a4c6157SAndrew Thompson if (udev->flags.usb_mode == USB_MODE_DEVICE) { 18312a4c6157SAndrew Thompson /* USB device mode setup is complete */ 18322a4c6157SAndrew Thompson err = 0; 18332a4c6157SAndrew Thompson goto config_done; 18342a4c6157SAndrew Thompson } 183502ac6454SAndrew Thompson 183602ac6454SAndrew Thompson /* 183702ac6454SAndrew Thompson * Most USB devices should attach to config index 0 by 183802ac6454SAndrew Thompson * default 183902ac6454SAndrew Thompson */ 1840a593f6b8SAndrew Thompson if (usb_test_quirk(&uaa, UQ_CFG_INDEX_0)) { 184102ac6454SAndrew Thompson config_index = 0; 184202ac6454SAndrew Thompson config_quirk = 1; 1843a593f6b8SAndrew Thompson } else if (usb_test_quirk(&uaa, UQ_CFG_INDEX_1)) { 184402ac6454SAndrew Thompson config_index = 1; 184502ac6454SAndrew Thompson config_quirk = 1; 1846a593f6b8SAndrew Thompson } else if (usb_test_quirk(&uaa, UQ_CFG_INDEX_2)) { 184702ac6454SAndrew Thompson config_index = 2; 184802ac6454SAndrew Thompson config_quirk = 1; 1849a593f6b8SAndrew Thompson } else if (usb_test_quirk(&uaa, UQ_CFG_INDEX_3)) { 185002ac6454SAndrew Thompson config_index = 3; 185102ac6454SAndrew Thompson config_quirk = 1; 1852a593f6b8SAndrew Thompson } else if (usb_test_quirk(&uaa, UQ_CFG_INDEX_4)) { 185302ac6454SAndrew Thompson config_index = 4; 185402ac6454SAndrew Thompson config_quirk = 1; 185502ac6454SAndrew Thompson } else { 185602ac6454SAndrew Thompson config_index = 0; 185702ac6454SAndrew Thompson config_quirk = 0; 185802ac6454SAndrew Thompson } 185902ac6454SAndrew Thompson 18602a4c6157SAndrew Thompson set_config_failed = 0; 186102ac6454SAndrew Thompson repeat_set_config: 186202ac6454SAndrew Thompson 186302ac6454SAndrew Thompson DPRINTF("setting config %u\n", config_index); 186402ac6454SAndrew Thompson 186502ac6454SAndrew Thompson /* get the USB device configured */ 1866a593f6b8SAndrew Thompson err = usbd_set_config_index(udev, config_index); 186702ac6454SAndrew Thompson if (err) { 186802ac6454SAndrew Thompson if (udev->ddesc.bNumConfigurations != 0) { 186902ac6454SAndrew Thompson if (!set_config_failed) { 187002ac6454SAndrew Thompson set_config_failed = 1; 187102ac6454SAndrew Thompson /* XXX try to re-enumerate the device */ 18722a4c6157SAndrew Thompson err = usbd_req_re_enumerate(udev, NULL); 187302ac6454SAndrew Thompson if (err == 0) 187402ac6454SAndrew Thompson goto repeat_set_config; 187502ac6454SAndrew Thompson } 18762a4c6157SAndrew Thompson DPRINTFN(0, "Failure selecting configuration index %u:" 18772a4c6157SAndrew Thompson "%s, port %u, addr %u (ignored)\n", 1878a593f6b8SAndrew Thompson config_index, usbd_errstr(err), udev->port_no, 187902ac6454SAndrew Thompson udev->address); 188002ac6454SAndrew Thompson } 188102ac6454SAndrew Thompson /* 18822a4c6157SAndrew Thompson * Some USB devices do not have any configurations. Ignore any 18832a4c6157SAndrew Thompson * set config failures! 188402ac6454SAndrew Thompson */ 188502ac6454SAndrew Thompson err = 0; 18862a4c6157SAndrew Thompson goto config_done; 18872a4c6157SAndrew Thompson } 18882a4c6157SAndrew Thompson if (!config_quirk && config_index + 1 < udev->ddesc.bNumConfigurations) { 188902ac6454SAndrew Thompson if ((udev->cdesc->bNumInterface < 2) && 18902a4c6157SAndrew Thompson usbd_get_no_descriptors(udev->cdesc, UDESC_ENDPOINT) == 0) { 18912a4c6157SAndrew Thompson DPRINTFN(0, "Found no endpoints, trying next config\n"); 189202ac6454SAndrew Thompson config_index++; 189302ac6454SAndrew Thompson goto repeat_set_config; 189402ac6454SAndrew Thompson } 189515d4edd3SHans Petter Selasky #if USB_HAVE_MSCTEST 189602ac6454SAndrew Thompson if (config_index == 0) { 189702ac6454SAndrew Thompson /* 189802ac6454SAndrew Thompson * Try to figure out if we have an 189902ac6454SAndrew Thompson * auto-install disk there: 190002ac6454SAndrew Thompson */ 1901d84a79e7SAndrew Thompson if (usb_iface_is_cdrom(udev, 0)) { 190202ac6454SAndrew Thompson DPRINTFN(0, "Found possible auto-install " 190302ac6454SAndrew Thompson "disk (trying next config)\n"); 190402ac6454SAndrew Thompson config_index++; 190502ac6454SAndrew Thompson goto repeat_set_config; 190602ac6454SAndrew Thompson } 190702ac6454SAndrew Thompson } 190815d4edd3SHans Petter Selasky #endif 19092a4c6157SAndrew Thompson } 191015d4edd3SHans Petter Selasky #if USB_HAVE_MSCTEST 1911d46dc4adSHans Petter Selasky if (set_config_failed == 0 && config_index == 0 && 19129157ad4bSHans Petter Selasky usb_test_quirk(&uaa, UQ_MSC_NO_SYNC_CACHE) == 0 && 19139157ad4bSHans Petter Selasky usb_test_quirk(&uaa, UQ_MSC_NO_GETMAXLUN) == 0) { 1914d46dc4adSHans Petter Selasky 1915d46dc4adSHans Petter Selasky /* 1916d46dc4adSHans Petter Selasky * Try to figure out if there are any MSC quirks we 1917d46dc4adSHans Petter Selasky * should apply automatically: 1918d46dc4adSHans Petter Selasky */ 1919d46dc4adSHans Petter Selasky err = usb_msc_auto_quirk(udev, 0); 1920d46dc4adSHans Petter Selasky 1921d46dc4adSHans Petter Selasky if (err != 0) { 1922d46dc4adSHans Petter Selasky set_config_failed = 1; 1923d46dc4adSHans Petter Selasky goto repeat_set_config; 1924d46dc4adSHans Petter Selasky } 1925d46dc4adSHans Petter Selasky } 192615d4edd3SHans Petter Selasky #endif 192702ac6454SAndrew Thompson 19282a4c6157SAndrew Thompson config_done: 192902ac6454SAndrew Thompson DPRINTF("new dev (addr %d), udev=%p, parent_hub=%p\n", 193002ac6454SAndrew Thompson udev->address, udev, udev->parent_hub); 193102ac6454SAndrew Thompson 193202ac6454SAndrew Thompson /* register our device - we are ready */ 1933a593f6b8SAndrew Thompson usb_bus_port_set_device(bus, parent_hub ? 193402ac6454SAndrew Thompson parent_hub->hub->ports + port_index : NULL, udev, device_index); 193502ac6454SAndrew Thompson 19360f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 19378755859aSAndrew Thompson /* Symlink the ugen device name */ 1938a593f6b8SAndrew Thompson udev->ugen_symlink = usb_alloc_symlink(udev->ugen_name); 19398755859aSAndrew Thompson 19408755859aSAndrew Thompson /* Announce device */ 1941ae538d85SAndrew Thompson printf("%s: <%s> at %s\n", udev->ugen_name, 1942ae538d85SAndrew Thompson usb_get_manufacturer(udev), 194302ac6454SAndrew Thompson device_get_nameunit(udev->bus->bdev)); 19448bb77249SHans Petter Selasky #endif 19457efaaa9aSAndrew Thompson 19468bb77249SHans Petter Selasky #if USB_HAVE_DEVCTL 19473acd904dSAndrew Thompson usb_notify_addq("ATTACH", udev); 19488755859aSAndrew Thompson #endif 194902ac6454SAndrew Thompson done: 195002ac6454SAndrew Thompson if (err) { 1951d88688c7SAndrew Thompson /* 1952d88688c7SAndrew Thompson * Free USB device and all subdevices, if any. 1953d88688c7SAndrew Thompson */ 1954d88688c7SAndrew Thompson usb_free_device(udev, 0); 195502ac6454SAndrew Thompson udev = NULL; 195602ac6454SAndrew Thompson } 195702ac6454SAndrew Thompson return (udev); 195802ac6454SAndrew Thompson } 195902ac6454SAndrew Thompson 19600f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 19612ffd5fdcSHans Petter Selasky struct usb_fs_privdata * 19622ffd5fdcSHans Petter Selasky usb_make_dev(struct usb_device *udev, const char *devname, int ep, 19632ffd5fdcSHans Petter Selasky int fi, int rwmode, uid_t uid, gid_t gid, int mode) 1964ee3e3ff5SAndrew Thompson { 1965760bc48eSAndrew Thompson struct usb_fs_privdata* pd; 1966ac3490fdSHans Petter Selasky struct make_dev_args args; 19672ffd5fdcSHans Petter Selasky char buffer[32]; 1968ee3e3ff5SAndrew Thompson 1969ee3e3ff5SAndrew Thompson /* Store information to locate ourselves again later */ 1970760bc48eSAndrew Thompson pd = malloc(sizeof(struct usb_fs_privdata), M_USBDEV, 1971ee3e3ff5SAndrew Thompson M_WAITOK | M_ZERO); 1972ee3e3ff5SAndrew Thompson pd->bus_index = device_get_unit(udev->bus->bdev); 1973ee3e3ff5SAndrew Thompson pd->dev_index = udev->device_index; 1974ee3e3ff5SAndrew Thompson pd->ep_addr = ep; 19752ffd5fdcSHans Petter Selasky pd->fifo_index = fi; 19762ffd5fdcSHans Petter Selasky pd->mode = rwmode; 1977ee3e3ff5SAndrew Thompson 1978ee3e3ff5SAndrew Thompson /* Now, create the device itself */ 19792ffd5fdcSHans Petter Selasky if (devname == NULL) { 19802ffd5fdcSHans Petter Selasky devname = buffer; 19812ffd5fdcSHans Petter Selasky snprintf(buffer, sizeof(buffer), USB_DEVICE_DIR "/%u.%u.%u", 1982f35aaff0SAndrew Thompson pd->bus_index, pd->dev_index, pd->ep_addr); 19832ffd5fdcSHans Petter Selasky } 19842ffd5fdcSHans Petter Selasky 1985ac3490fdSHans Petter Selasky /* Setup arguments for make_dev_s() */ 1986ac3490fdSHans Petter Selasky make_dev_args_init(&args); 1987ac3490fdSHans Petter Selasky args.mda_devsw = &usb_devsw; 1988ac3490fdSHans Petter Selasky args.mda_uid = uid; 1989ac3490fdSHans Petter Selasky args.mda_gid = gid; 1990ac3490fdSHans Petter Selasky args.mda_mode = mode; 1991ac3490fdSHans Petter Selasky args.mda_si_drv1 = pd; 19922ffd5fdcSHans Petter Selasky 1993ac3490fdSHans Petter Selasky if (make_dev_s(&args, &pd->cdev, "%s", devname) != 0) { 19942ffd5fdcSHans Petter Selasky DPRINTFN(0, "Failed to create device %s\n", devname); 19952ffd5fdcSHans Petter Selasky free(pd, M_USBDEV); 19962ffd5fdcSHans Petter Selasky return (NULL); 19972ffd5fdcSHans Petter Selasky } 19982ffd5fdcSHans Petter Selasky return (pd); 19992ffd5fdcSHans Petter Selasky } 20002ffd5fdcSHans Petter Selasky 20012ffd5fdcSHans Petter Selasky void 2002b78e84d1SHans Petter Selasky usb_destroy_dev_sync(struct usb_fs_privdata *pd) 20032ffd5fdcSHans Petter Selasky { 2004b78e84d1SHans Petter Selasky DPRINTFN(1, "Destroying device at ugen%d.%d\n", 2005b78e84d1SHans Petter Selasky pd->bus_index, pd->dev_index); 20062ffd5fdcSHans Petter Selasky 2007b78e84d1SHans Petter Selasky /* 2008b78e84d1SHans Petter Selasky * Destroy character device synchronously. After this 2009b78e84d1SHans Petter Selasky * all system calls are returned. Can block. 2010b78e84d1SHans Petter Selasky */ 20112ffd5fdcSHans Petter Selasky destroy_dev(pd->cdev); 20122ffd5fdcSHans Petter Selasky 20132ffd5fdcSHans Petter Selasky free(pd, M_USBDEV); 2014ee3e3ff5SAndrew Thompson } 2015ee3e3ff5SAndrew Thompson 2016b78e84d1SHans Petter Selasky void 2017b78e84d1SHans Petter Selasky usb_destroy_dev(struct usb_fs_privdata *pd) 2018b78e84d1SHans Petter Selasky { 2019b78e84d1SHans Petter Selasky struct usb_bus *bus; 2020b78e84d1SHans Petter Selasky 2021b78e84d1SHans Petter Selasky if (pd == NULL) 2022b78e84d1SHans Petter Selasky return; 2023b78e84d1SHans Petter Selasky 2024b78e84d1SHans Petter Selasky mtx_lock(&usb_ref_lock); 2025b78e84d1SHans Petter Selasky bus = devclass_get_softc(usb_devclass_ptr, pd->bus_index); 2026b78e84d1SHans Petter Selasky mtx_unlock(&usb_ref_lock); 2027b78e84d1SHans Petter Selasky 2028b78e84d1SHans Petter Selasky if (bus == NULL) { 2029b78e84d1SHans Petter Selasky usb_destroy_dev_sync(pd); 2030b78e84d1SHans Petter Selasky return; 2031b78e84d1SHans Petter Selasky } 2032b78e84d1SHans Petter Selasky 203307dbde67SHans Petter Selasky /* make sure we can re-use the device name */ 203407dbde67SHans Petter Selasky delist_dev(pd->cdev); 203507dbde67SHans Petter Selasky 2036b78e84d1SHans Petter Selasky USB_BUS_LOCK(bus); 2037b78e84d1SHans Petter Selasky LIST_INSERT_HEAD(&bus->pd_cleanup_list, pd, pd_next); 2038b78e84d1SHans Petter Selasky /* get cleanup going */ 2039b78e84d1SHans Petter Selasky usb_proc_msignal(USB_BUS_EXPLORE_PROC(bus), 2040b78e84d1SHans Petter Selasky &bus->cleanup_msg[0], &bus->cleanup_msg[1]); 2041b78e84d1SHans Petter Selasky USB_BUS_UNLOCK(bus); 2042b78e84d1SHans Petter Selasky } 2043b78e84d1SHans Petter Selasky 2044ee3e3ff5SAndrew Thompson static void 2045a593f6b8SAndrew Thompson usb_cdev_create(struct usb_device *udev) 2046ee3e3ff5SAndrew Thompson { 2047760bc48eSAndrew Thompson struct usb_config_descriptor *cd; 2048760bc48eSAndrew Thompson struct usb_endpoint_descriptor *ed; 2049760bc48eSAndrew Thompson struct usb_descriptor *desc; 2050760bc48eSAndrew Thompson struct usb_fs_privdata* pd; 2051f5f145baSAndrew Thompson int inmode, outmode, inmask, outmask, mode; 2052f5f145baSAndrew Thompson uint8_t ep; 2053ee3e3ff5SAndrew Thompson 2054ee3e3ff5SAndrew Thompson KASSERT(LIST_FIRST(&udev->pd_list) == NULL, ("stale cdev entries")); 2055ee3e3ff5SAndrew Thompson 2056ee3e3ff5SAndrew Thompson DPRINTFN(2, "Creating device nodes\n"); 2057ee3e3ff5SAndrew Thompson 2058a593f6b8SAndrew Thompson if (usbd_get_mode(udev) == USB_MODE_DEVICE) { 2059ee3e3ff5SAndrew Thompson inmode = FWRITE; 2060ee3e3ff5SAndrew Thompson outmode = FREAD; 2061ee3e3ff5SAndrew Thompson } else { /* USB_MODE_HOST */ 2062ee3e3ff5SAndrew Thompson inmode = FREAD; 2063ee3e3ff5SAndrew Thompson outmode = FWRITE; 2064ee3e3ff5SAndrew Thompson } 2065ee3e3ff5SAndrew Thompson 2066f5f145baSAndrew Thompson inmask = 0; 2067f5f145baSAndrew Thompson outmask = 0; 2068f5f145baSAndrew Thompson desc = NULL; 2069f5f145baSAndrew Thompson 2070f5f145baSAndrew Thompson /* 2071f5f145baSAndrew Thompson * Collect all used endpoint numbers instead of just 2072f5f145baSAndrew Thompson * generating 16 static endpoints. 2073f5f145baSAndrew Thompson */ 2074a593f6b8SAndrew Thompson cd = usbd_get_config_descriptor(udev); 2075a593f6b8SAndrew Thompson while ((desc = usb_desc_foreach(cd, desc))) { 2076f5f145baSAndrew Thompson /* filter out all endpoint descriptors */ 2077f5f145baSAndrew Thompson if ((desc->bDescriptorType == UDESC_ENDPOINT) && 2078f5f145baSAndrew Thompson (desc->bLength >= sizeof(*ed))) { 2079760bc48eSAndrew Thompson ed = (struct usb_endpoint_descriptor *)desc; 2080f5f145baSAndrew Thompson 2081f5f145baSAndrew Thompson /* update masks */ 2082f5f145baSAndrew Thompson ep = ed->bEndpointAddress; 2083f5f145baSAndrew Thompson if (UE_GET_DIR(ep) == UE_DIR_OUT) 2084f5f145baSAndrew Thompson outmask |= 1 << UE_GET_ADDR(ep); 2085f5f145baSAndrew Thompson else 2086f5f145baSAndrew Thompson inmask |= 1 << UE_GET_ADDR(ep); 2087f5f145baSAndrew Thompson } 2088f5f145baSAndrew Thompson } 2089ee3e3ff5SAndrew Thompson 2090ee3e3ff5SAndrew Thompson /* Create all available endpoints except EP0 */ 2091ee3e3ff5SAndrew Thompson for (ep = 1; ep < 16; ep++) { 20922ffd5fdcSHans Petter Selasky mode = (inmask & (1 << ep)) ? inmode : 0; 20932ffd5fdcSHans Petter Selasky mode |= (outmask & (1 << ep)) ? outmode : 0; 2094ee3e3ff5SAndrew Thompson if (mode == 0) 2095ee3e3ff5SAndrew Thompson continue; /* no IN or OUT endpoint */ 2096ee3e3ff5SAndrew Thompson 20972ffd5fdcSHans Petter Selasky pd = usb_make_dev(udev, NULL, ep, 0, 20982ffd5fdcSHans Petter Selasky mode, UID_ROOT, GID_OPERATOR, 0600); 20992ffd5fdcSHans Petter Selasky 21002ffd5fdcSHans Petter Selasky if (pd != NULL) 2101ee3e3ff5SAndrew Thompson LIST_INSERT_HEAD(&udev->pd_list, pd, pd_next); 2102ee3e3ff5SAndrew Thompson } 2103ee3e3ff5SAndrew Thompson } 2104ee3e3ff5SAndrew Thompson 2105ee3e3ff5SAndrew Thompson static void 2106a593f6b8SAndrew Thompson usb_cdev_free(struct usb_device *udev) 2107ee3e3ff5SAndrew Thompson { 2108760bc48eSAndrew Thompson struct usb_fs_privdata* pd; 2109ee3e3ff5SAndrew Thompson 2110ee3e3ff5SAndrew Thompson DPRINTFN(2, "Freeing device nodes\n"); 2111ee3e3ff5SAndrew Thompson 2112ee3e3ff5SAndrew Thompson while ((pd = LIST_FIRST(&udev->pd_list)) != NULL) { 2113ee3e3ff5SAndrew Thompson KASSERT(pd->cdev->si_drv1 == pd, ("privdata corrupt")); 2114ee3e3ff5SAndrew Thompson 2115ee3e3ff5SAndrew Thompson LIST_REMOVE(pd, pd_next); 2116ee3e3ff5SAndrew Thompson 21172ffd5fdcSHans Petter Selasky usb_destroy_dev(pd); 21182ffd5fdcSHans Petter Selasky } 2119ee3e3ff5SAndrew Thompson } 21200f6e8f93SAndrew Thompson #endif 2121ee3e3ff5SAndrew Thompson 212202ac6454SAndrew Thompson /*------------------------------------------------------------------------* 2123a593f6b8SAndrew Thompson * usb_free_device 212402ac6454SAndrew Thompson * 2125d88688c7SAndrew Thompson * This function is NULL safe and will free an USB device and its 2126d88688c7SAndrew Thompson * children devices, if any. 2127bdd41206SAndrew Thompson * 2128d88688c7SAndrew Thompson * Flag values: Reserved, set to zero. 212902ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 213002ac6454SAndrew Thompson void 2131a593f6b8SAndrew Thompson usb_free_device(struct usb_device *udev, uint8_t flag) 213202ac6454SAndrew Thompson { 2133760bc48eSAndrew Thompson struct usb_bus *bus; 2134bdd41206SAndrew Thompson 2135bdd41206SAndrew Thompson if (udev == NULL) 2136bdd41206SAndrew Thompson return; /* already freed */ 213702ac6454SAndrew Thompson 213802ac6454SAndrew Thompson DPRINTFN(4, "udev=%p port=%d\n", udev, udev->port_no); 213902ac6454SAndrew Thompson 2140bd216778SAndrew Thompson bus = udev->bus; 2141f97da128SHans Petter Selasky 2142f97da128SHans Petter Selasky /* set DETACHED state to prevent any further references */ 2143a593f6b8SAndrew Thompson usb_set_device_state(udev, USB_STATE_DETACHED); 2144bdd41206SAndrew Thompson 21458bb77249SHans Petter Selasky #if USB_HAVE_DEVCTL 21463acd904dSAndrew Thompson usb_notify_addq("DETACH", udev); 21478bb77249SHans Petter Selasky #endif 214802ac6454SAndrew Thompson 21498bb77249SHans Petter Selasky #if USB_HAVE_UGEN 2150cabe79d9SMarius Strobl if (!rebooting) { 2151ee3e3ff5SAndrew Thompson printf("%s: <%s> at %s (disconnected)\n", udev->ugen_name, 2152ae538d85SAndrew Thompson usb_get_manufacturer(udev), device_get_nameunit(bus->bdev)); 2153cabe79d9SMarius Strobl } 215402ac6454SAndrew Thompson 2155ee3e3ff5SAndrew Thompson /* Destroy UGEN symlink, if any */ 215602ac6454SAndrew Thompson if (udev->ugen_symlink) { 2157a593f6b8SAndrew Thompson usb_free_symlink(udev->ugen_symlink); 215802ac6454SAndrew Thompson udev->ugen_symlink = NULL; 215902ac6454SAndrew Thompson } 216002ac6454SAndrew Thompson 21612ffd5fdcSHans Petter Selasky usb_destroy_dev(udev->ctrl_dev); 21620f6e8f93SAndrew Thompson #endif 216302ac6454SAndrew Thompson 2164f29a0724SAndrew Thompson if (udev->flags.usb_mode == USB_MODE_DEVICE) { 216502ac6454SAndrew Thompson /* stop receiving any control transfers (Device Side Mode) */ 21665b3bb704SAndrew Thompson usbd_transfer_unsetup(udev->ctrl_xfer, USB_CTRL_XFER_MAX); 216702ac6454SAndrew Thompson } 216802ac6454SAndrew Thompson 2169bdd41206SAndrew Thompson /* the following will get the device unconfigured in software */ 2170d88688c7SAndrew Thompson usb_unconfigure(udev, USB_UNCFG_FLAG_FREE_EP0); 217102ac6454SAndrew Thompson 2172f97da128SHans Petter Selasky /* final device unregister after all character devices are closed */ 2173f97da128SHans Petter Selasky usb_bus_port_set_device(bus, udev->parent_hub ? 2174f97da128SHans Petter Selasky udev->parent_hub->hub->ports + udev->port_index : NULL, 2175f97da128SHans Petter Selasky NULL, USB_ROOT_HUB_ADDR); 2176f97da128SHans Petter Selasky 217702ac6454SAndrew Thompson /* unsetup any leftover default USB transfers */ 21785b3bb704SAndrew Thompson usbd_transfer_unsetup(udev->ctrl_xfer, USB_CTRL_XFER_MAX); 217902ac6454SAndrew Thompson 218002ac6454SAndrew Thompson /* template unsetup, if any */ 2181a593f6b8SAndrew Thompson (usb_temp_unsetup_p) (udev); 218202ac6454SAndrew Thompson 218302ac6454SAndrew Thompson /* 218402ac6454SAndrew Thompson * Make sure that our clear-stall messages are not queued 218502ac6454SAndrew Thompson * anywhere: 218602ac6454SAndrew Thompson */ 218702ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 218843ea03d7SHans Petter Selasky usb_proc_mwait(USB_BUS_CS_PROC(udev->bus), 218902ac6454SAndrew Thompson &udev->cs_msg[0], &udev->cs_msg[1]); 219002ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 219102ac6454SAndrew Thompson 2192b78e84d1SHans Petter Selasky /* wait for all references to go away */ 2193b78e84d1SHans Petter Selasky usb_wait_pending_refs(udev); 2194b78e84d1SHans Petter Selasky 219591cd9240SAndrew Thompson sx_destroy(&udev->enum_sx); 21962df1e9a6SAndrew Thompson sx_destroy(&udev->sr_sx); 219764cb5e2aSHans Petter Selasky sx_destroy(&udev->ctrl_sx); 219802ac6454SAndrew Thompson 219991cd9240SAndrew Thompson cv_destroy(&udev->ctrlreq_cv); 220091cd9240SAndrew Thompson cv_destroy(&udev->ref_cv); 220102ac6454SAndrew Thompson 220291cd9240SAndrew Thompson mtx_destroy(&udev->device_mtx); 22038755859aSAndrew Thompson #if USB_HAVE_UGEN 2204ee3e3ff5SAndrew Thompson KASSERT(LIST_FIRST(&udev->pd_list) == NULL, ("leaked cdev entries")); 22058755859aSAndrew Thompson #endif 220602ac6454SAndrew Thompson 2207963169b4SHans Petter Selasky /* Uninitialise device */ 2208963169b4SHans Petter Selasky if (bus->methods->device_uninit != NULL) 2209963169b4SHans Petter Selasky (bus->methods->device_uninit) (udev); 2210963169b4SHans Petter Selasky 221102ac6454SAndrew Thompson /* free device */ 221228212de2SAndrew Thompson free(udev->serial, M_USB); 221328212de2SAndrew Thompson free(udev->manufacturer, M_USB); 221428212de2SAndrew Thompson free(udev->product, M_USB); 221502ac6454SAndrew Thompson free(udev, M_USB); 221602ac6454SAndrew Thompson } 221702ac6454SAndrew Thompson 221802ac6454SAndrew Thompson /*------------------------------------------------------------------------* 2219a593f6b8SAndrew Thompson * usbd_get_iface 222002ac6454SAndrew Thompson * 222102ac6454SAndrew Thompson * This function is the safe way to get the USB interface structure 222202ac6454SAndrew Thompson * pointer by interface index. 222302ac6454SAndrew Thompson * 222402ac6454SAndrew Thompson * Return values: 222502ac6454SAndrew Thompson * NULL: Interface not present. 222602ac6454SAndrew Thompson * Else: Pointer to USB interface structure. 222702ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 2228760bc48eSAndrew Thompson struct usb_interface * 2229a593f6b8SAndrew Thompson usbd_get_iface(struct usb_device *udev, uint8_t iface_index) 223002ac6454SAndrew Thompson { 2231760bc48eSAndrew Thompson struct usb_interface *iface = udev->ifaces + iface_index; 223202ac6454SAndrew Thompson 2233bdd41206SAndrew Thompson if (iface_index >= udev->ifaces_max) 223402ac6454SAndrew Thompson return (NULL); 223502ac6454SAndrew Thompson return (iface); 223602ac6454SAndrew Thompson } 223702ac6454SAndrew Thompson 223802ac6454SAndrew Thompson /*------------------------------------------------------------------------* 22393c8d24f4SAndrew Thompson * usbd_find_descriptor 224002ac6454SAndrew Thompson * 224102ac6454SAndrew Thompson * This function will lookup the first descriptor that matches the 224202ac6454SAndrew Thompson * criteria given by the arguments "type" and "subtype". Descriptors 224302ac6454SAndrew Thompson * will only be searched within the interface having the index 224402ac6454SAndrew Thompson * "iface_index". If the "id" argument points to an USB descriptor, 224502ac6454SAndrew Thompson * it will be skipped before the search is started. This allows 224602ac6454SAndrew Thompson * searching for multiple descriptors using the same criteria. Else 224702ac6454SAndrew Thompson * the search is started after the interface descriptor. 224802ac6454SAndrew Thompson * 224902ac6454SAndrew Thompson * Return values: 225002ac6454SAndrew Thompson * NULL: End of descriptors 225102ac6454SAndrew Thompson * Else: A descriptor matching the criteria 225202ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 225302ac6454SAndrew Thompson void * 22543c8d24f4SAndrew Thompson usbd_find_descriptor(struct usb_device *udev, void *id, uint8_t iface_index, 225502ac6454SAndrew Thompson uint8_t type, uint8_t type_mask, 225602ac6454SAndrew Thompson uint8_t subtype, uint8_t subtype_mask) 225702ac6454SAndrew Thompson { 2258760bc48eSAndrew Thompson struct usb_descriptor *desc; 2259760bc48eSAndrew Thompson struct usb_config_descriptor *cd; 2260760bc48eSAndrew Thompson struct usb_interface *iface; 226102ac6454SAndrew Thompson 2262a593f6b8SAndrew Thompson cd = usbd_get_config_descriptor(udev); 226302ac6454SAndrew Thompson if (cd == NULL) { 226402ac6454SAndrew Thompson return (NULL); 226502ac6454SAndrew Thompson } 226602ac6454SAndrew Thompson if (id == NULL) { 2267a593f6b8SAndrew Thompson iface = usbd_get_iface(udev, iface_index); 226802ac6454SAndrew Thompson if (iface == NULL) { 226902ac6454SAndrew Thompson return (NULL); 227002ac6454SAndrew Thompson } 2271a593f6b8SAndrew Thompson id = usbd_get_interface_descriptor(iface); 227202ac6454SAndrew Thompson if (id == NULL) { 227302ac6454SAndrew Thompson return (NULL); 227402ac6454SAndrew Thompson } 227502ac6454SAndrew Thompson } 227602ac6454SAndrew Thompson desc = (void *)id; 227702ac6454SAndrew Thompson 2278a593f6b8SAndrew Thompson while ((desc = usb_desc_foreach(cd, desc))) { 227902ac6454SAndrew Thompson 228002ac6454SAndrew Thompson if (desc->bDescriptorType == UDESC_INTERFACE) { 228102ac6454SAndrew Thompson break; 228202ac6454SAndrew Thompson } 228302ac6454SAndrew Thompson if (((desc->bDescriptorType & type_mask) == type) && 228402ac6454SAndrew Thompson ((desc->bDescriptorSubtype & subtype_mask) == subtype)) { 228502ac6454SAndrew Thompson return (desc); 228602ac6454SAndrew Thompson } 228702ac6454SAndrew Thompson } 228802ac6454SAndrew Thompson return (NULL); 228902ac6454SAndrew Thompson } 229002ac6454SAndrew Thompson 229102ac6454SAndrew Thompson /*------------------------------------------------------------------------* 2292a593f6b8SAndrew Thompson * usb_devinfo 229302ac6454SAndrew Thompson * 229402ac6454SAndrew Thompson * This function will dump information from the device descriptor 229502ac6454SAndrew Thompson * belonging to the USB device pointed to by "udev", to the string 229602ac6454SAndrew Thompson * pointed to by "dst_ptr" having a maximum length of "dst_len" bytes 229702ac6454SAndrew Thompson * including the terminating zero. 229802ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 229902ac6454SAndrew Thompson void 2300a593f6b8SAndrew Thompson usb_devinfo(struct usb_device *udev, char *dst_ptr, uint16_t dst_len) 230102ac6454SAndrew Thompson { 2302760bc48eSAndrew Thompson struct usb_device_descriptor *udd = &udev->ddesc; 230302ac6454SAndrew Thompson uint16_t bcdDevice; 230402ac6454SAndrew Thompson uint16_t bcdUSB; 230502ac6454SAndrew Thompson 230602ac6454SAndrew Thompson bcdUSB = UGETW(udd->bcdUSB); 230702ac6454SAndrew Thompson bcdDevice = UGETW(udd->bcdDevice); 230802ac6454SAndrew Thompson 230902ac6454SAndrew Thompson if (udd->bDeviceClass != 0xFF) { 231002ac6454SAndrew Thompson snprintf(dst_ptr, dst_len, "%s %s, class %d/%d, rev %x.%02x/" 23118755859aSAndrew Thompson "%x.%02x, addr %d", 2312ae538d85SAndrew Thompson usb_get_manufacturer(udev), 2313ae538d85SAndrew Thompson usb_get_product(udev), 231402ac6454SAndrew Thompson udd->bDeviceClass, udd->bDeviceSubClass, 231502ac6454SAndrew Thompson (bcdUSB >> 8), bcdUSB & 0xFF, 231602ac6454SAndrew Thompson (bcdDevice >> 8), bcdDevice & 0xFF, 231702ac6454SAndrew Thompson udev->address); 231802ac6454SAndrew Thompson } else { 231902ac6454SAndrew Thompson snprintf(dst_ptr, dst_len, "%s %s, rev %x.%02x/" 23208755859aSAndrew Thompson "%x.%02x, addr %d", 2321ae538d85SAndrew Thompson usb_get_manufacturer(udev), 2322ae538d85SAndrew Thompson usb_get_product(udev), 232302ac6454SAndrew Thompson (bcdUSB >> 8), bcdUSB & 0xFF, 232402ac6454SAndrew Thompson (bcdDevice >> 8), bcdDevice & 0xFF, 232502ac6454SAndrew Thompson udev->address); 232602ac6454SAndrew Thompson } 232702ac6454SAndrew Thompson } 232802ac6454SAndrew Thompson 2329ed6d949aSAndrew Thompson #ifdef USB_VERBOSE 233002ac6454SAndrew Thompson /* 233102ac6454SAndrew Thompson * Descriptions of of known vendors and devices ("products"). 233202ac6454SAndrew Thompson */ 233302ac6454SAndrew Thompson struct usb_knowndev { 233402ac6454SAndrew Thompson uint16_t vendor; 233502ac6454SAndrew Thompson uint16_t product; 233602ac6454SAndrew Thompson uint32_t flags; 233702ac6454SAndrew Thompson const char *vendorname; 233802ac6454SAndrew Thompson const char *productname; 233902ac6454SAndrew Thompson }; 234002ac6454SAndrew Thompson 234102ac6454SAndrew Thompson #define USB_KNOWNDEV_NOPROD 0x01 /* match on vendor only */ 234202ac6454SAndrew Thompson 234302ac6454SAndrew Thompson #include "usbdevs.h" 234402ac6454SAndrew Thompson #include "usbdevs_data.h" 234502ac6454SAndrew Thompson #endif /* USB_VERBOSE */ 234602ac6454SAndrew Thompson 234702ac6454SAndrew Thompson static void 2348a593f6b8SAndrew Thompson usbd_set_device_strings(struct usb_device *udev) 234902ac6454SAndrew Thompson { 2350760bc48eSAndrew Thompson struct usb_device_descriptor *udd = &udev->ddesc; 2351ed6d949aSAndrew Thompson #ifdef USB_VERBOSE 235202ac6454SAndrew Thompson const struct usb_knowndev *kdp; 235302ac6454SAndrew Thompson #endif 23542df1e9a6SAndrew Thompson char *temp_ptr; 23557a918edfSAndrew Thompson size_t temp_size; 235602ac6454SAndrew Thompson uint16_t vendor_id; 235702ac6454SAndrew Thompson uint16_t product_id; 23586950c75fSHans Petter Selasky uint8_t do_unlock; 235902ac6454SAndrew Thompson 23606950c75fSHans Petter Selasky /* Protect scratch area */ 236164cb5e2aSHans Petter Selasky do_unlock = usbd_ctrl_lock(udev); 23626950c75fSHans Petter Selasky 23636950c75fSHans Petter Selasky temp_ptr = (char *)udev->scratch.data; 23646950c75fSHans Petter Selasky temp_size = sizeof(udev->scratch.data); 23657a918edfSAndrew Thompson 236602ac6454SAndrew Thompson vendor_id = UGETW(udd->idVendor); 236702ac6454SAndrew Thompson product_id = UGETW(udd->idProduct); 236802ac6454SAndrew Thompson 2369c86aead6SAndrew Thompson /* get serial number string */ 23707a918edfSAndrew Thompson usbd_req_get_string_any(udev, NULL, temp_ptr, temp_size, 2371c86aead6SAndrew Thompson udev->ddesc.iSerialNumber); 23727a918edfSAndrew Thompson udev->serial = strdup(temp_ptr, M_USB); 237302ac6454SAndrew Thompson 2374c86aead6SAndrew Thompson /* get manufacturer string */ 23757a918edfSAndrew Thompson usbd_req_get_string_any(udev, NULL, temp_ptr, temp_size, 2376c86aead6SAndrew Thompson udev->ddesc.iManufacturer); 23777a918edfSAndrew Thompson usb_trim_spaces(temp_ptr); 23787a918edfSAndrew Thompson if (temp_ptr[0] != '\0') 23797a918edfSAndrew Thompson udev->manufacturer = strdup(temp_ptr, M_USB); 2380c86aead6SAndrew Thompson 2381c86aead6SAndrew Thompson /* get product string */ 23827a918edfSAndrew Thompson usbd_req_get_string_any(udev, NULL, temp_ptr, temp_size, 2383c86aead6SAndrew Thompson udev->ddesc.iProduct); 23847a918edfSAndrew Thompson usb_trim_spaces(temp_ptr); 23857a918edfSAndrew Thompson if (temp_ptr[0] != '\0') 23867a918edfSAndrew Thompson udev->product = strdup(temp_ptr, M_USB); 2387c86aead6SAndrew Thompson 2388ed6d949aSAndrew Thompson #ifdef USB_VERBOSE 2389c86aead6SAndrew Thompson if (udev->manufacturer == NULL || udev->product == NULL) { 2390c86aead6SAndrew Thompson for (kdp = usb_knowndevs; kdp->vendorname != NULL; kdp++) { 239102ac6454SAndrew Thompson if (kdp->vendor == vendor_id && 239202ac6454SAndrew Thompson (kdp->product == product_id || 239302ac6454SAndrew Thompson (kdp->flags & USB_KNOWNDEV_NOPROD) != 0)) 239402ac6454SAndrew Thompson break; 239502ac6454SAndrew Thompson } 239602ac6454SAndrew Thompson if (kdp->vendorname != NULL) { 2397c86aead6SAndrew Thompson /* XXX should use pointer to knowndevs string */ 2398c86aead6SAndrew Thompson if (udev->manufacturer == NULL) { 2399c86aead6SAndrew Thompson udev->manufacturer = strdup(kdp->vendorname, 2400c86aead6SAndrew Thompson M_USB); 2401c86aead6SAndrew Thompson } 2402c86aead6SAndrew Thompson if (udev->product == NULL && 2403c86aead6SAndrew Thompson (kdp->flags & USB_KNOWNDEV_NOPROD) == 0) { 2404c86aead6SAndrew Thompson udev->product = strdup(kdp->productname, 2405c86aead6SAndrew Thompson M_USB); 2406c86aead6SAndrew Thompson } 240702ac6454SAndrew Thompson } 240802ac6454SAndrew Thompson } 240902ac6454SAndrew Thompson #endif 2410c86aead6SAndrew Thompson /* Provide default strings if none were found */ 2411c86aead6SAndrew Thompson if (udev->manufacturer == NULL) { 24127a918edfSAndrew Thompson snprintf(temp_ptr, temp_size, "vendor 0x%04x", vendor_id); 24137a918edfSAndrew Thompson udev->manufacturer = strdup(temp_ptr, M_USB); 241402ac6454SAndrew Thompson } 2415c86aead6SAndrew Thompson if (udev->product == NULL) { 24167a918edfSAndrew Thompson snprintf(temp_ptr, temp_size, "product 0x%04x", product_id); 24177a918edfSAndrew Thompson udev->product = strdup(temp_ptr, M_USB); 241802ac6454SAndrew Thompson } 24196950c75fSHans Petter Selasky 24206950c75fSHans Petter Selasky if (do_unlock) 242164cb5e2aSHans Petter Selasky usbd_ctrl_unlock(udev); 242202ac6454SAndrew Thompson } 242302ac6454SAndrew Thompson 242402ac6454SAndrew Thompson /* 242502ac6454SAndrew Thompson * Returns: 242602ac6454SAndrew Thompson * See: USB_MODE_XXX 242702ac6454SAndrew Thompson */ 2428f29a0724SAndrew Thompson enum usb_hc_mode 2429a593f6b8SAndrew Thompson usbd_get_mode(struct usb_device *udev) 243002ac6454SAndrew Thompson { 2431f29a0724SAndrew Thompson return (udev->flags.usb_mode); 243202ac6454SAndrew Thompson } 243302ac6454SAndrew Thompson 243402ac6454SAndrew Thompson /* 243502ac6454SAndrew Thompson * Returns: 243602ac6454SAndrew Thompson * See: USB_SPEED_XXX 243702ac6454SAndrew Thompson */ 24388d2dd5ddSAndrew Thompson enum usb_dev_speed 2439a593f6b8SAndrew Thompson usbd_get_speed(struct usb_device *udev) 244002ac6454SAndrew Thompson { 244102ac6454SAndrew Thompson return (udev->speed); 244202ac6454SAndrew Thompson } 244302ac6454SAndrew Thompson 244402ac6454SAndrew Thompson uint32_t 2445a593f6b8SAndrew Thompson usbd_get_isoc_fps(struct usb_device *udev) 244602ac6454SAndrew Thompson { 244702ac6454SAndrew Thompson ; /* indent fix */ 244802ac6454SAndrew Thompson switch (udev->speed) { 244902ac6454SAndrew Thompson case USB_SPEED_LOW: 245002ac6454SAndrew Thompson case USB_SPEED_FULL: 245102ac6454SAndrew Thompson return (1000); 245202ac6454SAndrew Thompson default: 245302ac6454SAndrew Thompson return (8000); 245402ac6454SAndrew Thompson } 245502ac6454SAndrew Thompson } 245602ac6454SAndrew Thompson 2457760bc48eSAndrew Thompson struct usb_device_descriptor * 2458a593f6b8SAndrew Thompson usbd_get_device_descriptor(struct usb_device *udev) 245902ac6454SAndrew Thompson { 246002ac6454SAndrew Thompson if (udev == NULL) 246102ac6454SAndrew Thompson return (NULL); /* be NULL safe */ 246202ac6454SAndrew Thompson return (&udev->ddesc); 246302ac6454SAndrew Thompson } 246402ac6454SAndrew Thompson 2465760bc48eSAndrew Thompson struct usb_config_descriptor * 2466a593f6b8SAndrew Thompson usbd_get_config_descriptor(struct usb_device *udev) 246702ac6454SAndrew Thompson { 246802ac6454SAndrew Thompson if (udev == NULL) 246902ac6454SAndrew Thompson return (NULL); /* be NULL safe */ 247002ac6454SAndrew Thompson return (udev->cdesc); 247102ac6454SAndrew Thompson } 247202ac6454SAndrew Thompson 247302ac6454SAndrew Thompson /*------------------------------------------------------------------------* 2474a593f6b8SAndrew Thompson * usb_test_quirk - test a device for a given quirk 247502ac6454SAndrew Thompson * 247602ac6454SAndrew Thompson * Return values: 247702ac6454SAndrew Thompson * 0: The USB device does not have the given quirk. 247802ac6454SAndrew Thompson * Else: The USB device has the given quirk. 247902ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 248002ac6454SAndrew Thompson uint8_t 2481a593f6b8SAndrew Thompson usb_test_quirk(const struct usb_attach_arg *uaa, uint16_t quirk) 248202ac6454SAndrew Thompson { 248302ac6454SAndrew Thompson uint8_t found; 24843f37fb62SHans Petter Selasky uint8_t x; 24853f37fb62SHans Petter Selasky 24863f37fb62SHans Petter Selasky if (quirk == UQ_NONE) 24873f37fb62SHans Petter Selasky return (0); 24883f37fb62SHans Petter Selasky 24893f37fb62SHans Petter Selasky /* search the automatic per device quirks first */ 24903f37fb62SHans Petter Selasky 24913f37fb62SHans Petter Selasky for (x = 0; x != USB_MAX_AUTO_QUIRK; x++) { 24923f37fb62SHans Petter Selasky if (uaa->device->autoQuirk[x] == quirk) 24933f37fb62SHans Petter Selasky return (1); 24943f37fb62SHans Petter Selasky } 24953f37fb62SHans Petter Selasky 24963f37fb62SHans Petter Selasky /* search global quirk table, if any */ 249702ac6454SAndrew Thompson 2498a593f6b8SAndrew Thompson found = (usb_test_quirk_p) (&uaa->info, quirk); 24993f37fb62SHans Petter Selasky 250002ac6454SAndrew Thompson return (found); 250102ac6454SAndrew Thompson } 250202ac6454SAndrew Thompson 2503760bc48eSAndrew Thompson struct usb_interface_descriptor * 2504a593f6b8SAndrew Thompson usbd_get_interface_descriptor(struct usb_interface *iface) 250502ac6454SAndrew Thompson { 250602ac6454SAndrew Thompson if (iface == NULL) 250702ac6454SAndrew Thompson return (NULL); /* be NULL safe */ 250802ac6454SAndrew Thompson return (iface->idesc); 250902ac6454SAndrew Thompson } 251002ac6454SAndrew Thompson 251102ac6454SAndrew Thompson uint8_t 2512a593f6b8SAndrew Thompson usbd_get_interface_altindex(struct usb_interface *iface) 251302ac6454SAndrew Thompson { 251402ac6454SAndrew Thompson return (iface->alt_index); 251502ac6454SAndrew Thompson } 251602ac6454SAndrew Thompson 251702ac6454SAndrew Thompson uint8_t 2518a593f6b8SAndrew Thompson usbd_get_bus_index(struct usb_device *udev) 251902ac6454SAndrew Thompson { 252002ac6454SAndrew Thompson return ((uint8_t)device_get_unit(udev->bus->bdev)); 252102ac6454SAndrew Thompson } 252202ac6454SAndrew Thompson 252302ac6454SAndrew Thompson uint8_t 2524a593f6b8SAndrew Thompson usbd_get_device_index(struct usb_device *udev) 252502ac6454SAndrew Thompson { 252602ac6454SAndrew Thompson return (udev->device_index); 252702ac6454SAndrew Thompson } 252802ac6454SAndrew Thompson 25298bb77249SHans Petter Selasky #if USB_HAVE_DEVCTL 25303acd904dSAndrew Thompson static void 25313acd904dSAndrew Thompson usb_notify_addq(const char *type, struct usb_device *udev) 25323acd904dSAndrew Thompson { 25333acd904dSAndrew Thompson struct usb_interface *iface; 25343acd904dSAndrew Thompson struct sbuf *sb; 25353acd904dSAndrew Thompson int i; 25363acd904dSAndrew Thompson 25373acd904dSAndrew Thompson /* announce the device */ 25383acd904dSAndrew Thompson sb = sbuf_new_auto(); 25393acd904dSAndrew Thompson sbuf_printf(sb, 25408bb77249SHans Petter Selasky #if USB_HAVE_UGEN 25418bb77249SHans Petter Selasky "ugen=%s " 254202c40241SHans Petter Selasky "cdev=%s " 25438bb77249SHans Petter Selasky #endif 25443acd904dSAndrew Thompson "vendor=0x%04x " 25453acd904dSAndrew Thompson "product=0x%04x " 25463acd904dSAndrew Thompson "devclass=0x%02x " 25473acd904dSAndrew Thompson "devsubclass=0x%02x " 25483acd904dSAndrew Thompson "sernum=\"%s\" " 25493acd904dSAndrew Thompson "release=0x%04x " 255066390216SAndrew Thompson "mode=%s " 25513acd904dSAndrew Thompson "port=%u " 25528bb77249SHans Petter Selasky #if USB_HAVE_UGEN 25536df3eebbSNick Hibma "parent=%s" 25548bb77249SHans Petter Selasky #endif 25558bb77249SHans Petter Selasky "", 25568bb77249SHans Petter Selasky #if USB_HAVE_UGEN 25573acd904dSAndrew Thompson udev->ugen_name, 255802c40241SHans Petter Selasky udev->ugen_name, 25598bb77249SHans Petter Selasky #endif 25603acd904dSAndrew Thompson UGETW(udev->ddesc.idVendor), 25613acd904dSAndrew Thompson UGETW(udev->ddesc.idProduct), 25623acd904dSAndrew Thompson udev->ddesc.bDeviceClass, 25633acd904dSAndrew Thompson udev->ddesc.bDeviceSubClass, 2564ae538d85SAndrew Thompson usb_get_serial(udev), 25653acd904dSAndrew Thompson UGETW(udev->ddesc.bcdDevice), 256666390216SAndrew Thompson (udev->flags.usb_mode == USB_MODE_HOST) ? "host" : "device", 25678bb77249SHans Petter Selasky udev->port_no 25688bb77249SHans Petter Selasky #if USB_HAVE_UGEN 25698bb77249SHans Petter Selasky , udev->parent_hub != NULL ? 25703acd904dSAndrew Thompson udev->parent_hub->ugen_name : 25718bb77249SHans Petter Selasky device_get_nameunit(device_get_parent(udev->bus->bdev)) 25728bb77249SHans Petter Selasky #endif 25738bb77249SHans Petter Selasky ); 25743acd904dSAndrew Thompson sbuf_finish(sb); 25753acd904dSAndrew Thompson devctl_notify("USB", "DEVICE", type, sbuf_data(sb)); 25763acd904dSAndrew Thompson sbuf_delete(sb); 25773acd904dSAndrew Thompson 25783acd904dSAndrew Thompson /* announce each interface */ 25793acd904dSAndrew Thompson for (i = 0; i < USB_IFACE_MAX; i++) { 25803acd904dSAndrew Thompson iface = usbd_get_iface(udev, i); 25813acd904dSAndrew Thompson if (iface == NULL) 25823acd904dSAndrew Thompson break; /* end of interfaces */ 25833acd904dSAndrew Thompson if (iface->idesc == NULL) 25843acd904dSAndrew Thompson continue; /* no interface descriptor */ 25853acd904dSAndrew Thompson 25863acd904dSAndrew Thompson sb = sbuf_new_auto(); 25873acd904dSAndrew Thompson sbuf_printf(sb, 25888bb77249SHans Petter Selasky #if USB_HAVE_UGEN 25898bb77249SHans Petter Selasky "ugen=%s " 259002c40241SHans Petter Selasky "cdev=%s " 25918bb77249SHans Petter Selasky #endif 25923acd904dSAndrew Thompson "vendor=0x%04x " 25933acd904dSAndrew Thompson "product=0x%04x " 25943acd904dSAndrew Thompson "devclass=0x%02x " 25953acd904dSAndrew Thompson "devsubclass=0x%02x " 25963acd904dSAndrew Thompson "sernum=\"%s\" " 25973acd904dSAndrew Thompson "release=0x%04x " 259866390216SAndrew Thompson "mode=%s " 25993acd904dSAndrew Thompson "interface=%d " 26003acd904dSAndrew Thompson "endpoints=%d " 26013acd904dSAndrew Thompson "intclass=0x%02x " 26023acd904dSAndrew Thompson "intsubclass=0x%02x " 26036df3eebbSNick Hibma "intprotocol=0x%02x", 26048bb77249SHans Petter Selasky #if USB_HAVE_UGEN 26053acd904dSAndrew Thompson udev->ugen_name, 260602c40241SHans Petter Selasky udev->ugen_name, 26078bb77249SHans Petter Selasky #endif 26083acd904dSAndrew Thompson UGETW(udev->ddesc.idVendor), 26093acd904dSAndrew Thompson UGETW(udev->ddesc.idProduct), 26103acd904dSAndrew Thompson udev->ddesc.bDeviceClass, 26113acd904dSAndrew Thompson udev->ddesc.bDeviceSubClass, 2612ae538d85SAndrew Thompson usb_get_serial(udev), 26133acd904dSAndrew Thompson UGETW(udev->ddesc.bcdDevice), 261466390216SAndrew Thompson (udev->flags.usb_mode == USB_MODE_HOST) ? "host" : "device", 26153acd904dSAndrew Thompson iface->idesc->bInterfaceNumber, 26163acd904dSAndrew Thompson iface->idesc->bNumEndpoints, 26173acd904dSAndrew Thompson iface->idesc->bInterfaceClass, 26183acd904dSAndrew Thompson iface->idesc->bInterfaceSubClass, 26193acd904dSAndrew Thompson iface->idesc->bInterfaceProtocol); 26203acd904dSAndrew Thompson sbuf_finish(sb); 26213acd904dSAndrew Thompson devctl_notify("USB", "INTERFACE", type, sbuf_data(sb)); 26223acd904dSAndrew Thompson sbuf_delete(sb); 26233acd904dSAndrew Thompson } 26243acd904dSAndrew Thompson } 26258bb77249SHans Petter Selasky #endif 262602ac6454SAndrew Thompson 26278bb77249SHans Petter Selasky #if USB_HAVE_UGEN 262802ac6454SAndrew Thompson /*------------------------------------------------------------------------* 2629a593f6b8SAndrew Thompson * usb_fifo_free_wrap 263002ac6454SAndrew Thompson * 263102ac6454SAndrew Thompson * This function will free the FIFOs. 263202ac6454SAndrew Thompson * 2633bdd41206SAndrew Thompson * Description of "flag" argument: If the USB_UNCFG_FLAG_FREE_EP0 flag 2634bdd41206SAndrew Thompson * is set and "iface_index" is set to "USB_IFACE_INDEX_ANY", we free 2635bdd41206SAndrew Thompson * all FIFOs. If the USB_UNCFG_FLAG_FREE_EP0 flag is not set and 2636bdd41206SAndrew Thompson * "iface_index" is set to "USB_IFACE_INDEX_ANY", we free all non 2637bdd41206SAndrew Thompson * control endpoint FIFOs. If "iface_index" is not set to 2638bdd41206SAndrew Thompson * "USB_IFACE_INDEX_ANY" the flag has no effect. 263902ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 264002ac6454SAndrew Thompson static void 2641a593f6b8SAndrew Thompson usb_fifo_free_wrap(struct usb_device *udev, 264202ac6454SAndrew Thompson uint8_t iface_index, uint8_t flag) 264302ac6454SAndrew Thompson { 2644760bc48eSAndrew Thompson struct usb_fifo *f; 264502ac6454SAndrew Thompson uint16_t i; 264602ac6454SAndrew Thompson 264702ac6454SAndrew Thompson /* 264802ac6454SAndrew Thompson * Free any USB FIFOs on the given interface: 264902ac6454SAndrew Thompson */ 265002ac6454SAndrew Thompson for (i = 0; i != USB_FIFO_MAX; i++) { 265102ac6454SAndrew Thompson f = udev->fifo[i]; 265202ac6454SAndrew Thompson if (f == NULL) { 265302ac6454SAndrew Thompson continue; 265402ac6454SAndrew Thompson } 265502ac6454SAndrew Thompson /* Check if the interface index matches */ 265602ac6454SAndrew Thompson if (iface_index == f->iface_index) { 2657a593f6b8SAndrew Thompson if (f->methods != &usb_ugen_methods) { 265802ac6454SAndrew Thompson /* 265902ac6454SAndrew Thompson * Don't free any non-generic FIFOs in 266002ac6454SAndrew Thompson * this case. 266102ac6454SAndrew Thompson */ 266202ac6454SAndrew Thompson continue; 266302ac6454SAndrew Thompson } 266402ac6454SAndrew Thompson if ((f->dev_ep_index == 0) && 266502ac6454SAndrew Thompson (f->fs_xfer == NULL)) { 266602ac6454SAndrew Thompson /* no need to free this FIFO */ 266702ac6454SAndrew Thompson continue; 266802ac6454SAndrew Thompson } 266902ac6454SAndrew Thompson } else if (iface_index == USB_IFACE_INDEX_ANY) { 2670a593f6b8SAndrew Thompson if ((f->methods == &usb_ugen_methods) && 2671bdd41206SAndrew Thompson (f->dev_ep_index == 0) && 2672bdd41206SAndrew Thompson (!(flag & USB_UNCFG_FLAG_FREE_EP0)) && 267302ac6454SAndrew Thompson (f->fs_xfer == NULL)) { 267402ac6454SAndrew Thompson /* no need to free this FIFO */ 267502ac6454SAndrew Thompson continue; 267602ac6454SAndrew Thompson } 267702ac6454SAndrew Thompson } else { 267802ac6454SAndrew Thompson /* no need to free this FIFO */ 267902ac6454SAndrew Thompson continue; 268002ac6454SAndrew Thompson } 268102ac6454SAndrew Thompson /* free this FIFO */ 2682a593f6b8SAndrew Thompson usb_fifo_free(f); 268302ac6454SAndrew Thompson } 268402ac6454SAndrew Thompson } 26850f6e8f93SAndrew Thompson #endif 268602ac6454SAndrew Thompson 268702ac6454SAndrew Thompson /*------------------------------------------------------------------------* 2688a593f6b8SAndrew Thompson * usb_peer_can_wakeup 268902ac6454SAndrew Thompson * 269002ac6454SAndrew Thompson * Return values: 269102ac6454SAndrew Thompson * 0: Peer cannot do resume signalling. 269202ac6454SAndrew Thompson * Else: Peer can do resume signalling. 269302ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 269402ac6454SAndrew Thompson uint8_t 2695a593f6b8SAndrew Thompson usb_peer_can_wakeup(struct usb_device *udev) 269602ac6454SAndrew Thompson { 2697760bc48eSAndrew Thompson const struct usb_config_descriptor *cdp; 269802ac6454SAndrew Thompson 269902ac6454SAndrew Thompson cdp = udev->cdesc; 2700f29a0724SAndrew Thompson if ((cdp != NULL) && (udev->flags.usb_mode == USB_MODE_HOST)) { 270102ac6454SAndrew Thompson return (cdp->bmAttributes & UC_REMOTE_WAKEUP); 270202ac6454SAndrew Thompson } 270302ac6454SAndrew Thompson return (0); /* not supported */ 270402ac6454SAndrew Thompson } 2705bd216778SAndrew Thompson 2706bd216778SAndrew Thompson void 2707a593f6b8SAndrew Thompson usb_set_device_state(struct usb_device *udev, enum usb_dev_state state) 2708bd216778SAndrew Thompson { 2709bd216778SAndrew Thompson 2710bd216778SAndrew Thompson KASSERT(state < USB_STATE_MAX, ("invalid udev state")); 2711bd216778SAndrew Thompson 2712bd216778SAndrew Thompson DPRINTF("udev %p state %s -> %s\n", udev, 2713a593f6b8SAndrew Thompson usb_statestr(udev->state), usb_statestr(state)); 2714963169b4SHans Petter Selasky 2715f97da128SHans Petter Selasky #if USB_HAVE_UGEN 2716f97da128SHans Petter Selasky mtx_lock(&usb_ref_lock); 2717f97da128SHans Petter Selasky #endif 2718f97da128SHans Petter Selasky udev->state = state; 2719f97da128SHans Petter Selasky #if USB_HAVE_UGEN 2720f97da128SHans Petter Selasky mtx_unlock(&usb_ref_lock); 2721f97da128SHans Petter Selasky #endif 2722963169b4SHans Petter Selasky if (udev->bus->methods->device_state_change != NULL) 2723963169b4SHans Petter Selasky (udev->bus->methods->device_state_change) (udev); 2724963169b4SHans Petter Selasky } 2725963169b4SHans Petter Selasky 2726963169b4SHans Petter Selasky enum usb_dev_state 2727963169b4SHans Petter Selasky usb_get_device_state(struct usb_device *udev) 2728963169b4SHans Petter Selasky { 2729963169b4SHans Petter Selasky if (udev == NULL) 2730963169b4SHans Petter Selasky return (USB_STATE_DETACHED); 2731963169b4SHans Petter Selasky return (udev->state); 2732bd216778SAndrew Thompson } 2733bd216778SAndrew Thompson 2734ec8f3127SAndrew Thompson uint8_t 2735a593f6b8SAndrew Thompson usbd_device_attached(struct usb_device *udev) 2736bd216778SAndrew Thompson { 2737bd216778SAndrew Thompson return (udev->state > USB_STATE_DETACHED); 2738bd216778SAndrew Thompson } 2739cb18f7d1SAlfred Perlstein 27406950c75fSHans Petter Selasky /* 27416950c75fSHans Petter Selasky * The following function locks enumerating the given USB device. If 27426950c75fSHans Petter Selasky * the lock is already grabbed this function returns zero. Else a 274310aab8b6SHans Petter Selasky * a value of one is returned. 27446950c75fSHans Petter Selasky */ 27456950c75fSHans Petter Selasky uint8_t 2746cb18f7d1SAlfred Perlstein usbd_enum_lock(struct usb_device *udev) 2747cb18f7d1SAlfred Perlstein { 27486950c75fSHans Petter Selasky if (sx_xlocked(&udev->enum_sx)) 27496950c75fSHans Petter Selasky return (0); 27506950c75fSHans Petter Selasky 275191cd9240SAndrew Thompson sx_xlock(&udev->enum_sx); 27522df1e9a6SAndrew Thompson sx_xlock(&udev->sr_sx); 2753cb18f7d1SAlfred Perlstein /* 2754cb18f7d1SAlfred Perlstein * NEWBUS LOCK NOTE: We should check if any parent SX locks 2755cb18f7d1SAlfred Perlstein * are locked before locking Giant. Else the lock can be 2756cb18f7d1SAlfred Perlstein * locked multiple times. 2757cb18f7d1SAlfred Perlstein */ 2758cb18f7d1SAlfred Perlstein mtx_lock(&Giant); 27596950c75fSHans Petter Selasky return (1); 2760cb18f7d1SAlfred Perlstein } 2761cb18f7d1SAlfred Perlstein 276210aab8b6SHans Petter Selasky #if USB_HAVE_UGEN 276310aab8b6SHans Petter Selasky /* 276410aab8b6SHans Petter Selasky * This function is the same like usbd_enum_lock() except a value of 276510aab8b6SHans Petter Selasky * 255 is returned when a signal is pending: 276610aab8b6SHans Petter Selasky */ 276710aab8b6SHans Petter Selasky uint8_t 276810aab8b6SHans Petter Selasky usbd_enum_lock_sig(struct usb_device *udev) 276910aab8b6SHans Petter Selasky { 277010aab8b6SHans Petter Selasky if (sx_xlocked(&udev->enum_sx)) 277110aab8b6SHans Petter Selasky return (0); 277210aab8b6SHans Petter Selasky if (sx_xlock_sig(&udev->enum_sx)) 277310aab8b6SHans Petter Selasky return (255); 277410aab8b6SHans Petter Selasky if (sx_xlock_sig(&udev->sr_sx)) { 277510aab8b6SHans Petter Selasky sx_xunlock(&udev->enum_sx); 277610aab8b6SHans Petter Selasky return (255); 277710aab8b6SHans Petter Selasky } 277810aab8b6SHans Petter Selasky mtx_lock(&Giant); 277910aab8b6SHans Petter Selasky return (1); 278010aab8b6SHans Petter Selasky } 278110aab8b6SHans Petter Selasky #endif 278210aab8b6SHans Petter Selasky 2783cb18f7d1SAlfred Perlstein /* The following function unlocks enumerating the given USB device. */ 2784cb18f7d1SAlfred Perlstein 2785cb18f7d1SAlfred Perlstein void 2786cb18f7d1SAlfred Perlstein usbd_enum_unlock(struct usb_device *udev) 2787cb18f7d1SAlfred Perlstein { 2788cb18f7d1SAlfred Perlstein mtx_unlock(&Giant); 278991cd9240SAndrew Thompson sx_xunlock(&udev->enum_sx); 27902df1e9a6SAndrew Thompson sx_xunlock(&udev->sr_sx); 27912df1e9a6SAndrew Thompson } 27922df1e9a6SAndrew Thompson 27932df1e9a6SAndrew Thompson /* The following function locks suspend and resume. */ 27942df1e9a6SAndrew Thompson 27952df1e9a6SAndrew Thompson void 27962df1e9a6SAndrew Thompson usbd_sr_lock(struct usb_device *udev) 27972df1e9a6SAndrew Thompson { 27982df1e9a6SAndrew Thompson sx_xlock(&udev->sr_sx); 27992df1e9a6SAndrew Thompson /* 28002df1e9a6SAndrew Thompson * NEWBUS LOCK NOTE: We should check if any parent SX locks 28012df1e9a6SAndrew Thompson * are locked before locking Giant. Else the lock can be 28022df1e9a6SAndrew Thompson * locked multiple times. 28032df1e9a6SAndrew Thompson */ 28042df1e9a6SAndrew Thompson mtx_lock(&Giant); 28052df1e9a6SAndrew Thompson } 28062df1e9a6SAndrew Thompson 28072df1e9a6SAndrew Thompson /* The following function unlocks suspend and resume. */ 28082df1e9a6SAndrew Thompson 28092df1e9a6SAndrew Thompson void 28102df1e9a6SAndrew Thompson usbd_sr_unlock(struct usb_device *udev) 28112df1e9a6SAndrew Thompson { 28122df1e9a6SAndrew Thompson mtx_unlock(&Giant); 28132df1e9a6SAndrew Thompson sx_xunlock(&udev->sr_sx); 2814cb18f7d1SAlfred Perlstein } 2815cb18f7d1SAlfred Perlstein 2816cb18f7d1SAlfred Perlstein /* 2817cb18f7d1SAlfred Perlstein * The following function checks the enumerating lock for the given 2818cb18f7d1SAlfred Perlstein * USB device. 2819cb18f7d1SAlfred Perlstein */ 2820cb18f7d1SAlfred Perlstein 2821cb18f7d1SAlfred Perlstein uint8_t 2822cb18f7d1SAlfred Perlstein usbd_enum_is_locked(struct usb_device *udev) 2823cb18f7d1SAlfred Perlstein { 282491cd9240SAndrew Thompson return (sx_xlocked(&udev->enum_sx)); 2825cb18f7d1SAlfred Perlstein } 28268427ed84SHans Petter Selasky 28278427ed84SHans Petter Selasky /* 282864cb5e2aSHans Petter Selasky * The following function is used to serialize access to USB control 282964cb5e2aSHans Petter Selasky * transfers and the USB scratch area. If the lock is already grabbed 283064cb5e2aSHans Petter Selasky * this function returns zero. Else a value of one is returned. 283164cb5e2aSHans Petter Selasky */ 283264cb5e2aSHans Petter Selasky uint8_t 283364cb5e2aSHans Petter Selasky usbd_ctrl_lock(struct usb_device *udev) 283464cb5e2aSHans Petter Selasky { 283564cb5e2aSHans Petter Selasky if (sx_xlocked(&udev->ctrl_sx)) 283664cb5e2aSHans Petter Selasky return (0); 283764cb5e2aSHans Petter Selasky sx_xlock(&udev->ctrl_sx); 283864cb5e2aSHans Petter Selasky 283964cb5e2aSHans Petter Selasky /* 284064cb5e2aSHans Petter Selasky * We need to allow suspend and resume at this point, else the 284164cb5e2aSHans Petter Selasky * control transfer will timeout if the device is suspended! 284264cb5e2aSHans Petter Selasky */ 284364cb5e2aSHans Petter Selasky if (usbd_enum_is_locked(udev)) 284464cb5e2aSHans Petter Selasky usbd_sr_unlock(udev); 284564cb5e2aSHans Petter Selasky return (1); 284664cb5e2aSHans Petter Selasky } 284764cb5e2aSHans Petter Selasky 284864cb5e2aSHans Petter Selasky void 284964cb5e2aSHans Petter Selasky usbd_ctrl_unlock(struct usb_device *udev) 285064cb5e2aSHans Petter Selasky { 285164cb5e2aSHans Petter Selasky sx_xunlock(&udev->ctrl_sx); 285264cb5e2aSHans Petter Selasky 285364cb5e2aSHans Petter Selasky /* 285464cb5e2aSHans Petter Selasky * Restore the suspend and resume lock after we have unlocked 285564cb5e2aSHans Petter Selasky * the USB control transfer lock to avoid LOR: 285664cb5e2aSHans Petter Selasky */ 285764cb5e2aSHans Petter Selasky if (usbd_enum_is_locked(udev)) 285864cb5e2aSHans Petter Selasky usbd_sr_lock(udev); 285964cb5e2aSHans Petter Selasky } 286064cb5e2aSHans Petter Selasky 286164cb5e2aSHans Petter Selasky /* 28628427ed84SHans Petter Selasky * The following function is used to set the per-interface specific 28638427ed84SHans Petter Selasky * plug and play information. The string referred to by the pnpinfo 28648427ed84SHans Petter Selasky * argument can safely be freed after calling this function. The 28658427ed84SHans Petter Selasky * pnpinfo of an interface will be reset at device detach or when 28668427ed84SHans Petter Selasky * passing a NULL argument to this function. This function 28678427ed84SHans Petter Selasky * returns zero on success, else a USB_ERR_XXX failure code. 28688427ed84SHans Petter Selasky */ 28698427ed84SHans Petter Selasky 28708427ed84SHans Petter Selasky usb_error_t 28718427ed84SHans Petter Selasky usbd_set_pnpinfo(struct usb_device *udev, uint8_t iface_index, const char *pnpinfo) 28728427ed84SHans Petter Selasky { 28738427ed84SHans Petter Selasky struct usb_interface *iface; 28748427ed84SHans Petter Selasky 28758427ed84SHans Petter Selasky iface = usbd_get_iface(udev, iface_index); 28768427ed84SHans Petter Selasky if (iface == NULL) 28778427ed84SHans Petter Selasky return (USB_ERR_INVAL); 28788427ed84SHans Petter Selasky 28798427ed84SHans Petter Selasky if (iface->pnpinfo != NULL) { 28808427ed84SHans Petter Selasky free(iface->pnpinfo, M_USBDEV); 28818427ed84SHans Petter Selasky iface->pnpinfo = NULL; 28828427ed84SHans Petter Selasky } 28838427ed84SHans Petter Selasky 28848427ed84SHans Petter Selasky if (pnpinfo == NULL || pnpinfo[0] == 0) 28858427ed84SHans Petter Selasky return (0); /* success */ 28868427ed84SHans Petter Selasky 28878427ed84SHans Petter Selasky iface->pnpinfo = strdup(pnpinfo, M_USBDEV); 28888427ed84SHans Petter Selasky if (iface->pnpinfo == NULL) 28898427ed84SHans Petter Selasky return (USB_ERR_NOMEM); 28908427ed84SHans Petter Selasky 28918427ed84SHans Petter Selasky return (0); /* success */ 28928427ed84SHans Petter Selasky } 28938427ed84SHans Petter Selasky 2894d46dc4adSHans Petter Selasky usb_error_t 2895d46dc4adSHans Petter Selasky usbd_add_dynamic_quirk(struct usb_device *udev, uint16_t quirk) 2896d46dc4adSHans Petter Selasky { 2897d46dc4adSHans Petter Selasky uint8_t x; 2898d46dc4adSHans Petter Selasky 2899d46dc4adSHans Petter Selasky for (x = 0; x != USB_MAX_AUTO_QUIRK; x++) { 29003f37fb62SHans Petter Selasky if (udev->autoQuirk[x] == 0 || 29013f37fb62SHans Petter Selasky udev->autoQuirk[x] == quirk) { 2902d46dc4adSHans Petter Selasky udev->autoQuirk[x] = quirk; 2903d46dc4adSHans Petter Selasky return (0); /* success */ 2904d46dc4adSHans Petter Selasky } 2905d46dc4adSHans Petter Selasky } 2906d46dc4adSHans Petter Selasky return (USB_ERR_NOMEM); 2907d46dc4adSHans Petter Selasky } 2908a5cf1aaaSHans Petter Selasky 2909a5cf1aaaSHans Petter Selasky /* 2910a5cf1aaaSHans Petter Selasky * The following function is used to select the endpoint mode. It 2911a5cf1aaaSHans Petter Selasky * should not be called outside enumeration context. 2912a5cf1aaaSHans Petter Selasky */ 2913a5cf1aaaSHans Petter Selasky 2914a5cf1aaaSHans Petter Selasky usb_error_t 2915a5cf1aaaSHans Petter Selasky usbd_set_endpoint_mode(struct usb_device *udev, struct usb_endpoint *ep, 2916a5cf1aaaSHans Petter Selasky uint8_t ep_mode) 2917a5cf1aaaSHans Petter Selasky { 2918a5cf1aaaSHans Petter Selasky usb_error_t error; 2919f61fc4bdSHans Petter Selasky uint8_t do_unlock; 2920a5cf1aaaSHans Petter Selasky 29216950c75fSHans Petter Selasky /* Prevent re-enumeration */ 29226950c75fSHans Petter Selasky do_unlock = usbd_enum_lock(udev); 2923a5cf1aaaSHans Petter Selasky 2924a5cf1aaaSHans Petter Selasky if (udev->bus->methods->set_endpoint_mode != NULL) { 2925a5cf1aaaSHans Petter Selasky error = (udev->bus->methods->set_endpoint_mode) ( 2926a5cf1aaaSHans Petter Selasky udev, ep, ep_mode); 2927a5cf1aaaSHans Petter Selasky } else if (ep_mode != USB_EP_MODE_DEFAULT) { 2928a5cf1aaaSHans Petter Selasky error = USB_ERR_INVAL; 2929a5cf1aaaSHans Petter Selasky } else { 2930a5cf1aaaSHans Petter Selasky error = 0; 2931a5cf1aaaSHans Petter Selasky } 2932a5cf1aaaSHans Petter Selasky 2933a5cf1aaaSHans Petter Selasky /* only set new mode regardless of error */ 2934a5cf1aaaSHans Petter Selasky ep->ep_mode = ep_mode; 2935a5cf1aaaSHans Petter Selasky 2936f61fc4bdSHans Petter Selasky if (do_unlock) 2937f61fc4bdSHans Petter Selasky usbd_enum_unlock(udev); 2938a5cf1aaaSHans Petter Selasky return (error); 2939a5cf1aaaSHans Petter Selasky } 2940a5cf1aaaSHans Petter Selasky 2941a5cf1aaaSHans Petter Selasky uint8_t 2942a5cf1aaaSHans Petter Selasky usbd_get_endpoint_mode(struct usb_device *udev, struct usb_endpoint *ep) 2943a5cf1aaaSHans Petter Selasky { 2944a5cf1aaaSHans Petter Selasky return (ep->ep_mode); 2945a5cf1aaaSHans Petter Selasky } 2946