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 2702ac6454SAndrew Thompson #include <dev/usb/usb_defs.h> 2802ac6454SAndrew Thompson #include <dev/usb/usb_mfunc.h> 2902ac6454SAndrew Thompson #include <dev/usb/usb_error.h> 3002ac6454SAndrew Thompson #include <dev/usb/usb.h> 3102ac6454SAndrew Thompson #include <dev/usb/usb_ioctl.h> 3202ac6454SAndrew Thompson #include "usbdevs.h" 3302ac6454SAndrew Thompson 3402ac6454SAndrew Thompson #define USB_DEBUG_VAR usb2_debug 3502ac6454SAndrew Thompson 3602ac6454SAndrew Thompson #include <dev/usb/usb_core.h> 3702ac6454SAndrew Thompson #include <dev/usb/usb_debug.h> 3802ac6454SAndrew Thompson #include <dev/usb/usb_process.h> 3902ac6454SAndrew Thompson #include <dev/usb/usb_device.h> 4002ac6454SAndrew Thompson #include <dev/usb/usb_busdma.h> 4102ac6454SAndrew Thompson #include <dev/usb/usb_transfer.h> 4202ac6454SAndrew Thompson #include <dev/usb/usb_parse.h> 4302ac6454SAndrew Thompson #include <dev/usb/usb_request.h> 4402ac6454SAndrew Thompson #include <dev/usb/usb_dynamic.h> 4502ac6454SAndrew Thompson #include <dev/usb/usb_hub.h> 4602ac6454SAndrew Thompson #include <dev/usb/usb_util.h> 4702ac6454SAndrew Thompson #include <dev/usb/usb_mbuf.h> 4802ac6454SAndrew Thompson #include <dev/usb/usb_dev.h> 4902ac6454SAndrew Thompson #include <dev/usb/usb_msctest.h> 5002ac6454SAndrew Thompson #include <dev/usb/usb_generic.h> 5102ac6454SAndrew Thompson 5202ac6454SAndrew Thompson #include <dev/usb/quirk/usb_quirk.h> 5302ac6454SAndrew Thompson 5402ac6454SAndrew Thompson #include <dev/usb/usb_controller.h> 5502ac6454SAndrew Thompson #include <dev/usb/usb_bus.h> 5602ac6454SAndrew Thompson 5702ac6454SAndrew Thompson /* function prototypes */ 5802ac6454SAndrew Thompson 5902ac6454SAndrew Thompson static void usb2_fill_pipe_data(struct usb2_device *, uint8_t, 6002ac6454SAndrew Thompson struct usb2_endpoint_descriptor *, struct usb2_pipe *); 6102ac6454SAndrew Thompson static void usb2_free_pipe_data(struct usb2_device *, uint8_t, uint8_t); 6202ac6454SAndrew Thompson static void usb2_free_iface_data(struct usb2_device *); 6302ac6454SAndrew Thompson static void usb2_detach_device_sub(struct usb2_device *, device_t *, 6402ac6454SAndrew Thompson uint8_t); 6502ac6454SAndrew Thompson static uint8_t usb2_probe_and_attach_sub(struct usb2_device *, 6602ac6454SAndrew Thompson struct usb2_attach_arg *); 6702ac6454SAndrew Thompson static void usb2_init_attach_arg(struct usb2_device *, 6802ac6454SAndrew Thompson struct usb2_attach_arg *); 6902ac6454SAndrew Thompson static void usb2_suspend_resume_sub(struct usb2_device *, device_t, 7002ac6454SAndrew Thompson uint8_t); 7102ac6454SAndrew Thompson static void usb2_clear_stall_proc(struct usb2_proc_msg *_pm); 7202ac6454SAndrew Thompson static void usb2_check_strings(struct usb2_device *); 7302ac6454SAndrew Thompson static usb2_error_t usb2_fill_iface_data(struct usb2_device *, uint8_t, 7402ac6454SAndrew Thompson uint8_t); 7502ac6454SAndrew Thompson static void usb2_notify_addq(const char *type, struct usb2_device *); 760f6e8f93SAndrew Thompson 770f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 7802ac6454SAndrew Thompson static void usb2_fifo_free_wrap(struct usb2_device *, uint8_t, uint8_t); 79f5f145baSAndrew Thompson static struct cdev *usb2_make_dev(struct usb2_device *, int, int); 80ee3e3ff5SAndrew Thompson static void usb2_cdev_create(struct usb2_device *); 81ee3e3ff5SAndrew Thompson static void usb2_cdev_free(struct usb2_device *); 82ee3e3ff5SAndrew Thompson static void usb2_cdev_cleanup(void *); 830f6e8f93SAndrew Thompson #endif 8402ac6454SAndrew Thompson 8502ac6454SAndrew Thompson /* This variable is global to allow easy access to it: */ 8602ac6454SAndrew Thompson 8702ac6454SAndrew Thompson int usb2_template = 0; 8802ac6454SAndrew Thompson 8902ac6454SAndrew Thompson SYSCTL_INT(_hw_usb2, OID_AUTO, template, CTLFLAG_RW, 9002ac6454SAndrew Thompson &usb2_template, 0, "Selected USB device side template"); 9102ac6454SAndrew Thompson 9202ac6454SAndrew Thompson 9302ac6454SAndrew Thompson /*------------------------------------------------------------------------* 9402ac6454SAndrew Thompson * usb2_get_pipe_by_addr 9502ac6454SAndrew Thompson * 9602ac6454SAndrew Thompson * This function searches for an USB pipe by endpoint address and 9702ac6454SAndrew Thompson * direction. 9802ac6454SAndrew Thompson * 9902ac6454SAndrew Thompson * Returns: 10002ac6454SAndrew Thompson * NULL: Failure 10102ac6454SAndrew Thompson * Else: Success 10202ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 10302ac6454SAndrew Thompson struct usb2_pipe * 10402ac6454SAndrew Thompson usb2_get_pipe_by_addr(struct usb2_device *udev, uint8_t ea_val) 10502ac6454SAndrew Thompson { 10602ac6454SAndrew Thompson struct usb2_pipe *pipe = udev->pipes; 10702ac6454SAndrew Thompson struct usb2_pipe *pipe_end = udev->pipes + USB_EP_MAX; 10802ac6454SAndrew Thompson enum { 10902ac6454SAndrew Thompson EA_MASK = (UE_DIR_IN | UE_DIR_OUT | UE_ADDR), 11002ac6454SAndrew Thompson }; 11102ac6454SAndrew Thompson 11202ac6454SAndrew Thompson /* 11302ac6454SAndrew Thompson * According to the USB specification not all bits are used 11402ac6454SAndrew Thompson * for the endpoint address. Keep defined bits only: 11502ac6454SAndrew Thompson */ 11602ac6454SAndrew Thompson ea_val &= EA_MASK; 11702ac6454SAndrew Thompson 11802ac6454SAndrew Thompson /* 11902ac6454SAndrew Thompson * Iterate accross all the USB pipes searching for a match 12002ac6454SAndrew Thompson * based on the endpoint address: 12102ac6454SAndrew Thompson */ 12202ac6454SAndrew Thompson for (; pipe != pipe_end; pipe++) { 12302ac6454SAndrew Thompson 12402ac6454SAndrew Thompson if (pipe->edesc == NULL) { 12502ac6454SAndrew Thompson continue; 12602ac6454SAndrew Thompson } 12702ac6454SAndrew Thompson /* do the mask and check the value */ 12802ac6454SAndrew Thompson if ((pipe->edesc->bEndpointAddress & EA_MASK) == ea_val) { 12902ac6454SAndrew Thompson goto found; 13002ac6454SAndrew Thompson } 13102ac6454SAndrew Thompson } 13202ac6454SAndrew Thompson 13302ac6454SAndrew Thompson /* 13402ac6454SAndrew Thompson * The default pipe is always present and is checked separately: 13502ac6454SAndrew Thompson */ 13602ac6454SAndrew Thompson if ((udev->default_pipe.edesc) && 13702ac6454SAndrew Thompson ((udev->default_pipe.edesc->bEndpointAddress & EA_MASK) == ea_val)) { 13802ac6454SAndrew Thompson pipe = &udev->default_pipe; 13902ac6454SAndrew Thompson goto found; 14002ac6454SAndrew Thompson } 14102ac6454SAndrew Thompson return (NULL); 14202ac6454SAndrew Thompson 14302ac6454SAndrew Thompson found: 14402ac6454SAndrew Thompson return (pipe); 14502ac6454SAndrew Thompson } 14602ac6454SAndrew Thompson 14702ac6454SAndrew Thompson /*------------------------------------------------------------------------* 14802ac6454SAndrew Thompson * usb2_get_pipe 14902ac6454SAndrew Thompson * 15002ac6454SAndrew Thompson * This function searches for an USB pipe based on the information 15102ac6454SAndrew Thompson * given by the passed "struct usb2_config" pointer. 15202ac6454SAndrew Thompson * 15302ac6454SAndrew Thompson * Return values: 15402ac6454SAndrew Thompson * NULL: No match. 15502ac6454SAndrew Thompson * Else: Pointer to "struct usb2_pipe". 15602ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 15702ac6454SAndrew Thompson struct usb2_pipe * 15802ac6454SAndrew Thompson usb2_get_pipe(struct usb2_device *udev, uint8_t iface_index, 15902ac6454SAndrew Thompson const struct usb2_config *setup) 16002ac6454SAndrew Thompson { 16102ac6454SAndrew Thompson struct usb2_pipe *pipe = udev->pipes; 16202ac6454SAndrew Thompson struct usb2_pipe *pipe_end = udev->pipes + USB_EP_MAX; 16302ac6454SAndrew Thompson uint8_t index = setup->ep_index; 16402ac6454SAndrew Thompson uint8_t ea_mask; 16502ac6454SAndrew Thompson uint8_t ea_val; 16602ac6454SAndrew Thompson uint8_t type_mask; 16702ac6454SAndrew Thompson uint8_t type_val; 16802ac6454SAndrew Thompson 16902ac6454SAndrew Thompson DPRINTFN(10, "udev=%p iface_index=%d address=0x%x " 17002ac6454SAndrew Thompson "type=0x%x dir=0x%x index=%d\n", 17102ac6454SAndrew Thompson udev, iface_index, setup->endpoint, 17202ac6454SAndrew Thompson setup->type, setup->direction, setup->ep_index); 17302ac6454SAndrew Thompson 17402ac6454SAndrew Thompson /* setup expected endpoint direction mask and value */ 17502ac6454SAndrew Thompson 17602ac6454SAndrew Thompson if (setup->direction == UE_DIR_ANY) { 17702ac6454SAndrew Thompson /* match any endpoint direction */ 17802ac6454SAndrew Thompson ea_mask = 0; 17902ac6454SAndrew Thompson ea_val = 0; 18002ac6454SAndrew Thompson } else { 18102ac6454SAndrew Thompson /* match the given endpoint direction */ 18202ac6454SAndrew Thompson ea_mask = (UE_DIR_IN | UE_DIR_OUT); 18302ac6454SAndrew Thompson ea_val = (setup->direction & (UE_DIR_IN | UE_DIR_OUT)); 18402ac6454SAndrew Thompson } 18502ac6454SAndrew Thompson 18602ac6454SAndrew Thompson /* setup expected endpoint address */ 18702ac6454SAndrew Thompson 18802ac6454SAndrew Thompson if (setup->endpoint == UE_ADDR_ANY) { 18902ac6454SAndrew Thompson /* match any endpoint address */ 19002ac6454SAndrew Thompson } else { 19102ac6454SAndrew Thompson /* match the given endpoint address */ 19202ac6454SAndrew Thompson ea_mask |= UE_ADDR; 19302ac6454SAndrew Thompson ea_val |= (setup->endpoint & UE_ADDR); 19402ac6454SAndrew Thompson } 19502ac6454SAndrew Thompson 19602ac6454SAndrew Thompson /* setup expected endpoint type */ 19702ac6454SAndrew Thompson 19802ac6454SAndrew Thompson if (setup->type == UE_BULK_INTR) { 19902ac6454SAndrew Thompson /* this will match BULK and INTERRUPT endpoints */ 20002ac6454SAndrew Thompson type_mask = 2; 20102ac6454SAndrew Thompson type_val = 2; 20202ac6454SAndrew Thompson } else if (setup->type == UE_TYPE_ANY) { 20302ac6454SAndrew Thompson /* match any endpoint type */ 20402ac6454SAndrew Thompson type_mask = 0; 20502ac6454SAndrew Thompson type_val = 0; 20602ac6454SAndrew Thompson } else { 20702ac6454SAndrew Thompson /* match the given endpoint type */ 20802ac6454SAndrew Thompson type_mask = UE_XFERTYPE; 20902ac6454SAndrew Thompson type_val = (setup->type & UE_XFERTYPE); 21002ac6454SAndrew Thompson } 21102ac6454SAndrew Thompson 21202ac6454SAndrew Thompson /* 21302ac6454SAndrew Thompson * Iterate accross all the USB pipes searching for a match 21402ac6454SAndrew Thompson * based on the endpoint address. Note that we are searching 21502ac6454SAndrew Thompson * the pipes from the beginning of the "udev->pipes" array. 21602ac6454SAndrew Thompson */ 21702ac6454SAndrew Thompson for (; pipe != pipe_end; pipe++) { 21802ac6454SAndrew Thompson 21902ac6454SAndrew Thompson if ((pipe->edesc == NULL) || 22002ac6454SAndrew Thompson (pipe->iface_index != iface_index)) { 22102ac6454SAndrew Thompson continue; 22202ac6454SAndrew Thompson } 22302ac6454SAndrew Thompson /* do the masks and check the values */ 22402ac6454SAndrew Thompson 22502ac6454SAndrew Thompson if (((pipe->edesc->bEndpointAddress & ea_mask) == ea_val) && 22602ac6454SAndrew Thompson ((pipe->edesc->bmAttributes & type_mask) == type_val)) { 22702ac6454SAndrew Thompson if (!index--) { 22802ac6454SAndrew Thompson goto found; 22902ac6454SAndrew Thompson } 23002ac6454SAndrew Thompson } 23102ac6454SAndrew Thompson } 23202ac6454SAndrew Thompson 23302ac6454SAndrew Thompson /* 23402ac6454SAndrew Thompson * Match against default pipe last, so that "any pipe", "any 23502ac6454SAndrew Thompson * address" and "any direction" returns the first pipe of the 23602ac6454SAndrew Thompson * interface. "iface_index" and "direction" is ignored: 23702ac6454SAndrew Thompson */ 23802ac6454SAndrew Thompson if ((udev->default_pipe.edesc) && 23902ac6454SAndrew Thompson ((udev->default_pipe.edesc->bEndpointAddress & ea_mask) == ea_val) && 24002ac6454SAndrew Thompson ((udev->default_pipe.edesc->bmAttributes & type_mask) == type_val) && 24102ac6454SAndrew Thompson (!index)) { 24202ac6454SAndrew Thompson pipe = &udev->default_pipe; 24302ac6454SAndrew Thompson goto found; 24402ac6454SAndrew Thompson } 24502ac6454SAndrew Thompson return (NULL); 24602ac6454SAndrew Thompson 24702ac6454SAndrew Thompson found: 24802ac6454SAndrew Thompson return (pipe); 24902ac6454SAndrew Thompson } 25002ac6454SAndrew Thompson 25102ac6454SAndrew Thompson /*------------------------------------------------------------------------* 25202ac6454SAndrew Thompson * usb2_interface_count 25302ac6454SAndrew Thompson * 25402ac6454SAndrew Thompson * This function stores the number of USB interfaces excluding 25502ac6454SAndrew Thompson * alternate settings, which the USB config descriptor reports into 25602ac6454SAndrew Thompson * the unsigned 8-bit integer pointed to by "count". 25702ac6454SAndrew Thompson * 25802ac6454SAndrew Thompson * Returns: 25902ac6454SAndrew Thompson * 0: Success 26002ac6454SAndrew Thompson * Else: Failure 26102ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 26202ac6454SAndrew Thompson usb2_error_t 26302ac6454SAndrew Thompson usb2_interface_count(struct usb2_device *udev, uint8_t *count) 26402ac6454SAndrew Thompson { 26502ac6454SAndrew Thompson if (udev->cdesc == NULL) { 26602ac6454SAndrew Thompson *count = 0; 26702ac6454SAndrew Thompson return (USB_ERR_NOT_CONFIGURED); 26802ac6454SAndrew Thompson } 26902ac6454SAndrew Thompson *count = udev->cdesc->bNumInterface; 27002ac6454SAndrew Thompson return (USB_ERR_NORMAL_COMPLETION); 27102ac6454SAndrew Thompson } 27202ac6454SAndrew Thompson 27302ac6454SAndrew Thompson 27402ac6454SAndrew Thompson /*------------------------------------------------------------------------* 27502ac6454SAndrew Thompson * usb2_fill_pipe_data 27602ac6454SAndrew Thompson * 27702ac6454SAndrew Thompson * This function will initialise the USB pipe structure pointed to by 27802ac6454SAndrew Thompson * the "pipe" argument. 27902ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 28002ac6454SAndrew Thompson static void 28102ac6454SAndrew Thompson usb2_fill_pipe_data(struct usb2_device *udev, uint8_t iface_index, 28202ac6454SAndrew Thompson struct usb2_endpoint_descriptor *edesc, struct usb2_pipe *pipe) 28302ac6454SAndrew Thompson { 284ee3e3ff5SAndrew Thompson 28502ac6454SAndrew Thompson bzero(pipe, sizeof(*pipe)); 28602ac6454SAndrew Thompson 28702ac6454SAndrew Thompson (udev->bus->methods->pipe_init) (udev, edesc, pipe); 28802ac6454SAndrew Thompson 28902ac6454SAndrew Thompson if (pipe->methods == NULL) { 29002ac6454SAndrew Thompson /* the pipe is invalid: just return */ 29102ac6454SAndrew Thompson return; 29202ac6454SAndrew Thompson } 29302ac6454SAndrew Thompson /* initialise USB pipe structure */ 29402ac6454SAndrew Thompson pipe->edesc = edesc; 29502ac6454SAndrew Thompson pipe->iface_index = iface_index; 29602ac6454SAndrew Thompson TAILQ_INIT(&pipe->pipe_q.head); 29702ac6454SAndrew Thompson pipe->pipe_q.command = &usb2_pipe_start; 29802ac6454SAndrew Thompson 29902ac6454SAndrew Thompson /* clear stall, if any */ 30002ac6454SAndrew Thompson if (udev->bus->methods->clear_stall) { 30102ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 30202ac6454SAndrew Thompson (udev->bus->methods->clear_stall) (udev, pipe); 30302ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 30402ac6454SAndrew Thompson } 30502ac6454SAndrew Thompson } 30602ac6454SAndrew Thompson 30702ac6454SAndrew Thompson /*------------------------------------------------------------------------* 30802ac6454SAndrew Thompson * usb2_free_pipe_data 30902ac6454SAndrew Thompson * 31002ac6454SAndrew Thompson * This function will free USB pipe data for the given interface 31102ac6454SAndrew Thompson * index. Hence we do not have any dynamic allocations we simply clear 31202ac6454SAndrew Thompson * "pipe->edesc" to indicate that the USB pipe structure can be 31302ac6454SAndrew Thompson * reused. The pipes belonging to the given interface should not be in 31402ac6454SAndrew Thompson * use when this function is called and no check is performed to 31502ac6454SAndrew Thompson * prevent this. 31602ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 31702ac6454SAndrew Thompson static void 31802ac6454SAndrew Thompson usb2_free_pipe_data(struct usb2_device *udev, 31902ac6454SAndrew Thompson uint8_t iface_index, uint8_t iface_mask) 32002ac6454SAndrew Thompson { 32102ac6454SAndrew Thompson struct usb2_pipe *pipe = udev->pipes; 32202ac6454SAndrew Thompson struct usb2_pipe *pipe_end = udev->pipes + USB_EP_MAX; 32302ac6454SAndrew Thompson 32402ac6454SAndrew Thompson while (pipe != pipe_end) { 32502ac6454SAndrew Thompson if ((pipe->iface_index & iface_mask) == iface_index) { 32602ac6454SAndrew Thompson /* free pipe */ 32702ac6454SAndrew Thompson pipe->edesc = NULL; 32802ac6454SAndrew Thompson } 32902ac6454SAndrew Thompson pipe++; 33002ac6454SAndrew Thompson } 33102ac6454SAndrew Thompson } 33202ac6454SAndrew Thompson 33302ac6454SAndrew Thompson /*------------------------------------------------------------------------* 33416589beaSAndrew Thompson * usb2_pipe_foreach 33516589beaSAndrew Thompson * 33616589beaSAndrew Thompson * This function will iterate all the USB endpoints except the control 33716589beaSAndrew Thompson * endpoint. This function is NULL safe. 33816589beaSAndrew Thompson * 33916589beaSAndrew Thompson * Return values: 34016589beaSAndrew Thompson * NULL: End of USB pipes 34116589beaSAndrew Thompson * Else: Pointer to next USB pipe 34216589beaSAndrew Thompson *------------------------------------------------------------------------*/ 34316589beaSAndrew Thompson struct usb2_pipe * 34416589beaSAndrew Thompson usb2_pipe_foreach(struct usb2_device *udev, struct usb2_pipe *pipe) 34516589beaSAndrew Thompson { 34616589beaSAndrew Thompson struct usb2_pipe *pipe_end = udev->pipes + USB_EP_MAX; 34716589beaSAndrew Thompson 34816589beaSAndrew Thompson /* be NULL safe */ 34916589beaSAndrew Thompson if (udev == NULL) 35016589beaSAndrew Thompson return (NULL); 35116589beaSAndrew Thompson 35216589beaSAndrew Thompson /* get next pipe */ 35316589beaSAndrew Thompson if (pipe == NULL) 35416589beaSAndrew Thompson pipe = udev->pipes; 35516589beaSAndrew Thompson else 35616589beaSAndrew Thompson pipe++; 35716589beaSAndrew Thompson 35816589beaSAndrew Thompson /* find next allocated pipe */ 35916589beaSAndrew Thompson while (pipe != pipe_end) { 36016589beaSAndrew Thompson if (pipe->edesc != NULL) 36116589beaSAndrew Thompson return (pipe); 36216589beaSAndrew Thompson pipe++; 36316589beaSAndrew Thompson } 36416589beaSAndrew Thompson return (NULL); 36516589beaSAndrew Thompson } 36616589beaSAndrew Thompson 36716589beaSAndrew Thompson /*------------------------------------------------------------------------* 36802ac6454SAndrew Thompson * usb2_fill_iface_data 36902ac6454SAndrew Thompson * 37002ac6454SAndrew Thompson * This function will fill in interface data and allocate USB pipes 37102ac6454SAndrew Thompson * for all the endpoints that belong to the given interface. This 37202ac6454SAndrew Thompson * function is typically called when setting the configuration or when 37302ac6454SAndrew Thompson * setting an alternate interface. 37402ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 37502ac6454SAndrew Thompson static usb2_error_t 37602ac6454SAndrew Thompson usb2_fill_iface_data(struct usb2_device *udev, 37702ac6454SAndrew Thompson uint8_t iface_index, uint8_t alt_index) 37802ac6454SAndrew Thompson { 37902ac6454SAndrew Thompson struct usb2_interface *iface = usb2_get_iface(udev, iface_index); 38002ac6454SAndrew Thompson struct usb2_pipe *pipe; 38102ac6454SAndrew Thompson struct usb2_pipe *pipe_end; 38202ac6454SAndrew Thompson struct usb2_interface_descriptor *id; 38302ac6454SAndrew Thompson struct usb2_endpoint_descriptor *ed = NULL; 38402ac6454SAndrew Thompson struct usb2_descriptor *desc; 38502ac6454SAndrew Thompson uint8_t nendpt; 38602ac6454SAndrew Thompson 38702ac6454SAndrew Thompson if (iface == NULL) { 38802ac6454SAndrew Thompson return (USB_ERR_INVAL); 38902ac6454SAndrew Thompson } 39002ac6454SAndrew Thompson DPRINTFN(5, "iface_index=%d alt_index=%d\n", 39102ac6454SAndrew Thompson iface_index, alt_index); 39202ac6454SAndrew Thompson 39302ac6454SAndrew Thompson sx_assert(udev->default_sx + 1, SA_LOCKED); 39402ac6454SAndrew Thompson 39502ac6454SAndrew Thompson pipe = udev->pipes; 39602ac6454SAndrew Thompson pipe_end = udev->pipes + USB_EP_MAX; 39702ac6454SAndrew Thompson 39802ac6454SAndrew Thompson /* 39902ac6454SAndrew Thompson * Check if any USB pipes on the given USB interface are in 40002ac6454SAndrew Thompson * use: 40102ac6454SAndrew Thompson */ 40202ac6454SAndrew Thompson while (pipe != pipe_end) { 40302ac6454SAndrew Thompson if ((pipe->edesc != NULL) && 40402ac6454SAndrew Thompson (pipe->iface_index == iface_index) && 40502ac6454SAndrew Thompson (pipe->refcount != 0)) { 40602ac6454SAndrew Thompson return (USB_ERR_IN_USE); 40702ac6454SAndrew Thompson } 40802ac6454SAndrew Thompson pipe++; 40902ac6454SAndrew Thompson } 41002ac6454SAndrew Thompson 41102ac6454SAndrew Thompson pipe = &udev->pipes[0]; 41202ac6454SAndrew Thompson 41302ac6454SAndrew Thompson id = usb2_find_idesc(udev->cdesc, iface_index, alt_index); 41402ac6454SAndrew Thompson if (id == NULL) { 41502ac6454SAndrew Thompson return (USB_ERR_INVAL); 41602ac6454SAndrew Thompson } 41702ac6454SAndrew Thompson /* 41802ac6454SAndrew Thompson * Free old pipes after we know that an interface descriptor exists, 41902ac6454SAndrew Thompson * if any. 42002ac6454SAndrew Thompson */ 42102ac6454SAndrew Thompson usb2_free_pipe_data(udev, iface_index, 0 - 1); 42202ac6454SAndrew Thompson 42302ac6454SAndrew Thompson /* Setup USB interface structure */ 42402ac6454SAndrew Thompson iface->idesc = id; 42502ac6454SAndrew Thompson iface->alt_index = alt_index; 42602ac6454SAndrew Thompson iface->parent_iface_index = USB_IFACE_INDEX_ANY; 42702ac6454SAndrew Thompson 42802ac6454SAndrew Thompson nendpt = id->bNumEndpoints; 42902ac6454SAndrew Thompson DPRINTFN(5, "found idesc nendpt=%d\n", nendpt); 43002ac6454SAndrew Thompson 43102ac6454SAndrew Thompson desc = (void *)id; 43202ac6454SAndrew Thompson 43302ac6454SAndrew Thompson while (nendpt--) { 43402ac6454SAndrew Thompson DPRINTFN(11, "endpt=%d\n", nendpt); 43502ac6454SAndrew Thompson 43602ac6454SAndrew Thompson while ((desc = usb2_desc_foreach(udev->cdesc, desc))) { 43702ac6454SAndrew Thompson if ((desc->bDescriptorType == UDESC_ENDPOINT) && 43802ac6454SAndrew Thompson (desc->bLength >= sizeof(*ed))) { 43902ac6454SAndrew Thompson goto found; 44002ac6454SAndrew Thompson } 44102ac6454SAndrew Thompson if (desc->bDescriptorType == UDESC_INTERFACE) { 44202ac6454SAndrew Thompson break; 44302ac6454SAndrew Thompson } 44402ac6454SAndrew Thompson } 44502ac6454SAndrew Thompson goto error; 44602ac6454SAndrew Thompson 44702ac6454SAndrew Thompson found: 44802ac6454SAndrew Thompson ed = (void *)desc; 44902ac6454SAndrew Thompson 45002ac6454SAndrew Thompson /* find a free pipe */ 45102ac6454SAndrew Thompson while (pipe != pipe_end) { 45202ac6454SAndrew Thompson if (pipe->edesc == NULL) { 45302ac6454SAndrew Thompson /* pipe is free */ 45402ac6454SAndrew Thompson usb2_fill_pipe_data(udev, iface_index, ed, pipe); 45502ac6454SAndrew Thompson break; 45602ac6454SAndrew Thompson } 45702ac6454SAndrew Thompson pipe++; 45802ac6454SAndrew Thompson } 45902ac6454SAndrew Thompson } 46002ac6454SAndrew Thompson return (USB_ERR_NORMAL_COMPLETION); 46102ac6454SAndrew Thompson 46202ac6454SAndrew Thompson error: 46302ac6454SAndrew Thompson /* passed end, or bad desc */ 46402ac6454SAndrew Thompson DPRINTFN(0, "%s: bad descriptor(s), addr=%d!\n", 46502ac6454SAndrew Thompson __FUNCTION__, udev->address); 46602ac6454SAndrew Thompson 46702ac6454SAndrew Thompson /* free old pipes if any */ 46802ac6454SAndrew Thompson usb2_free_pipe_data(udev, iface_index, 0 - 1); 46902ac6454SAndrew Thompson return (USB_ERR_INVAL); 47002ac6454SAndrew Thompson } 47102ac6454SAndrew Thompson 47202ac6454SAndrew Thompson /*------------------------------------------------------------------------* 47302ac6454SAndrew Thompson * usb2_free_iface_data 47402ac6454SAndrew Thompson * 47502ac6454SAndrew Thompson * This function will free all USB interfaces and USB pipes belonging 47602ac6454SAndrew Thompson * to an USB device. 47702ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 47802ac6454SAndrew Thompson static void 47902ac6454SAndrew Thompson usb2_free_iface_data(struct usb2_device *udev) 48002ac6454SAndrew Thompson { 48102ac6454SAndrew Thompson struct usb2_interface *iface = udev->ifaces; 48202ac6454SAndrew Thompson struct usb2_interface *iface_end = udev->ifaces + USB_IFACE_MAX; 48302ac6454SAndrew Thompson 48402ac6454SAndrew Thompson /* mtx_assert() */ 48502ac6454SAndrew Thompson 48602ac6454SAndrew Thompson /* free Linux compat device, if any */ 48702ac6454SAndrew Thompson if (udev->linux_dev) { 48802ac6454SAndrew Thompson usb_linux_free_device(udev->linux_dev); 48902ac6454SAndrew Thompson udev->linux_dev = NULL; 49002ac6454SAndrew Thompson } 49102ac6454SAndrew Thompson /* free all pipes, if any */ 49202ac6454SAndrew Thompson usb2_free_pipe_data(udev, 0, 0); 49302ac6454SAndrew Thompson 49402ac6454SAndrew Thompson /* free all interfaces, if any */ 49502ac6454SAndrew Thompson while (iface != iface_end) { 49602ac6454SAndrew Thompson iface->idesc = NULL; 49702ac6454SAndrew Thompson iface->alt_index = 0; 49802ac6454SAndrew Thompson iface->parent_iface_index = USB_IFACE_INDEX_ANY; 49902ac6454SAndrew Thompson iface++; 50002ac6454SAndrew Thompson } 50102ac6454SAndrew Thompson 50202ac6454SAndrew Thompson /* free "cdesc" after "ifaces", if any */ 50302ac6454SAndrew Thompson if (udev->cdesc) { 50402ac6454SAndrew Thompson free(udev->cdesc, M_USB); 50502ac6454SAndrew Thompson udev->cdesc = NULL; 50602ac6454SAndrew Thompson } 50702ac6454SAndrew Thompson /* set unconfigured state */ 50802ac6454SAndrew Thompson udev->curr_config_no = USB_UNCONFIG_NO; 50902ac6454SAndrew Thompson udev->curr_config_index = USB_UNCONFIG_INDEX; 51002ac6454SAndrew Thompson } 51102ac6454SAndrew Thompson 51202ac6454SAndrew Thompson /*------------------------------------------------------------------------* 51302ac6454SAndrew Thompson * usb2_set_config_index 51402ac6454SAndrew Thompson * 51502ac6454SAndrew Thompson * This function selects configuration by index, independent of the 51602ac6454SAndrew Thompson * actual configuration number. This function should not be used by 51702ac6454SAndrew Thompson * USB drivers. 51802ac6454SAndrew Thompson * 51902ac6454SAndrew Thompson * Returns: 52002ac6454SAndrew Thompson * 0: Success 52102ac6454SAndrew Thompson * Else: Failure 52202ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 52302ac6454SAndrew Thompson usb2_error_t 52402ac6454SAndrew Thompson usb2_set_config_index(struct usb2_device *udev, uint8_t index) 52502ac6454SAndrew Thompson { 52602ac6454SAndrew Thompson struct usb2_status ds; 52702ac6454SAndrew Thompson struct usb2_hub_descriptor hd; 52802ac6454SAndrew Thompson struct usb2_config_descriptor *cdp; 52902ac6454SAndrew Thompson uint16_t power; 53002ac6454SAndrew Thompson uint16_t max_power; 53102ac6454SAndrew Thompson uint8_t nifc; 53202ac6454SAndrew Thompson uint8_t selfpowered; 53302ac6454SAndrew Thompson uint8_t do_unlock; 53402ac6454SAndrew Thompson usb2_error_t err; 53502ac6454SAndrew Thompson 53602ac6454SAndrew Thompson DPRINTFN(6, "udev=%p index=%d\n", udev, index); 53702ac6454SAndrew Thompson 53802ac6454SAndrew Thompson /* automatic locking */ 53902ac6454SAndrew Thompson if (sx_xlocked(udev->default_sx + 1)) { 54002ac6454SAndrew Thompson do_unlock = 0; 54102ac6454SAndrew Thompson } else { 54202ac6454SAndrew Thompson do_unlock = 1; 54302ac6454SAndrew Thompson sx_xlock(udev->default_sx + 1); 54402ac6454SAndrew Thompson } 54502ac6454SAndrew Thompson 54602ac6454SAndrew Thompson /* detach all interface drivers */ 54702ac6454SAndrew Thompson usb2_detach_device(udev, USB_IFACE_INDEX_ANY, 1); 54802ac6454SAndrew Thompson 5490f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 55002ac6454SAndrew Thompson /* free all FIFOs except control endpoint FIFOs */ 55102ac6454SAndrew Thompson usb2_fifo_free_wrap(udev, USB_IFACE_INDEX_ANY, 0); 55202ac6454SAndrew Thompson 55302ac6454SAndrew Thompson /* free all configuration data structures */ 554ee3e3ff5SAndrew Thompson usb2_cdev_free(udev); 5550f6e8f93SAndrew Thompson #endif 55602ac6454SAndrew Thompson usb2_free_iface_data(udev); 55702ac6454SAndrew Thompson 55802ac6454SAndrew Thompson if (index == USB_UNCONFIG_INDEX) { 55902ac6454SAndrew Thompson /* 56002ac6454SAndrew Thompson * Leave unallocated when unconfiguring the 56102ac6454SAndrew Thompson * device. "usb2_free_iface_data()" will also reset 56202ac6454SAndrew Thompson * the current config number and index. 56302ac6454SAndrew Thompson */ 564e2805033SAndrew Thompson err = usb2_req_set_config(udev, NULL, USB_UNCONFIG_NO); 56502ac6454SAndrew Thompson goto done; 56602ac6454SAndrew Thompson } 56702ac6454SAndrew Thompson /* get the full config descriptor */ 56802ac6454SAndrew Thompson err = usb2_req_get_config_desc_full(udev, 569e2805033SAndrew Thompson NULL, &cdp, M_USB, index); 57002ac6454SAndrew Thompson if (err) { 57102ac6454SAndrew Thompson goto done; 57202ac6454SAndrew Thompson } 57302ac6454SAndrew Thompson /* set the new config descriptor */ 57402ac6454SAndrew Thompson 57502ac6454SAndrew Thompson udev->cdesc = cdp; 57602ac6454SAndrew Thompson 57702ac6454SAndrew Thompson if (cdp->bNumInterface > USB_IFACE_MAX) { 57802ac6454SAndrew Thompson DPRINTFN(0, "too many interfaces: %d\n", cdp->bNumInterface); 57902ac6454SAndrew Thompson cdp->bNumInterface = USB_IFACE_MAX; 58002ac6454SAndrew Thompson } 58102ac6454SAndrew Thompson /* Figure out if the device is self or bus powered. */ 58202ac6454SAndrew Thompson selfpowered = 0; 58302ac6454SAndrew Thompson if ((!udev->flags.uq_bus_powered) && 58402ac6454SAndrew Thompson (cdp->bmAttributes & UC_SELF_POWERED) && 58502ac6454SAndrew Thompson (udev->flags.usb2_mode == USB_MODE_HOST)) { 58602ac6454SAndrew Thompson /* May be self powered. */ 58702ac6454SAndrew Thompson if (cdp->bmAttributes & UC_BUS_POWERED) { 58802ac6454SAndrew Thompson /* Must ask device. */ 58902ac6454SAndrew Thompson if (udev->flags.uq_power_claim) { 59002ac6454SAndrew Thompson /* 59102ac6454SAndrew Thompson * HUB claims to be self powered, but isn't. 59202ac6454SAndrew Thompson * It seems that the power status can be 59302ac6454SAndrew Thompson * determined by the HUB characteristics. 59402ac6454SAndrew Thompson */ 59502ac6454SAndrew Thompson err = usb2_req_get_hub_descriptor 596e2805033SAndrew Thompson (udev, NULL, &hd, 1); 59702ac6454SAndrew Thompson if (err) { 59802ac6454SAndrew Thompson DPRINTFN(0, "could not read " 59902ac6454SAndrew Thompson "HUB descriptor: %s\n", 60002ac6454SAndrew Thompson usb2_errstr(err)); 60102ac6454SAndrew Thompson 60202ac6454SAndrew Thompson } else if (UGETW(hd.wHubCharacteristics) & 60302ac6454SAndrew Thompson UHD_PWR_INDIVIDUAL) { 60402ac6454SAndrew Thompson selfpowered = 1; 60502ac6454SAndrew Thompson } 60602ac6454SAndrew Thompson DPRINTF("characteristics=0x%04x\n", 60702ac6454SAndrew Thompson UGETW(hd.wHubCharacteristics)); 60802ac6454SAndrew Thompson } else { 60902ac6454SAndrew Thompson err = usb2_req_get_device_status 610e2805033SAndrew Thompson (udev, NULL, &ds); 61102ac6454SAndrew Thompson if (err) { 61202ac6454SAndrew Thompson DPRINTFN(0, "could not read " 61302ac6454SAndrew Thompson "device status: %s\n", 61402ac6454SAndrew Thompson usb2_errstr(err)); 61502ac6454SAndrew Thompson } else if (UGETW(ds.wStatus) & UDS_SELF_POWERED) { 61602ac6454SAndrew Thompson selfpowered = 1; 61702ac6454SAndrew Thompson } 61802ac6454SAndrew Thompson DPRINTF("status=0x%04x \n", 61902ac6454SAndrew Thompson UGETW(ds.wStatus)); 62002ac6454SAndrew Thompson } 62102ac6454SAndrew Thompson } else 62202ac6454SAndrew Thompson selfpowered = 1; 62302ac6454SAndrew Thompson } 62402ac6454SAndrew Thompson DPRINTF("udev=%p cdesc=%p (addr %d) cno=%d attr=0x%02x, " 62502ac6454SAndrew Thompson "selfpowered=%d, power=%d\n", 62602ac6454SAndrew Thompson udev, cdp, 62702ac6454SAndrew Thompson cdp->bConfigurationValue, udev->address, cdp->bmAttributes, 62802ac6454SAndrew Thompson selfpowered, cdp->bMaxPower * 2); 62902ac6454SAndrew Thompson 63002ac6454SAndrew Thompson /* Check if we have enough power. */ 63102ac6454SAndrew Thompson power = cdp->bMaxPower * 2; 63202ac6454SAndrew Thompson 63302ac6454SAndrew Thompson if (udev->parent_hub) { 63402ac6454SAndrew Thompson max_power = udev->parent_hub->hub->portpower; 63502ac6454SAndrew Thompson } else { 63602ac6454SAndrew Thompson max_power = USB_MAX_POWER; 63702ac6454SAndrew Thompson } 63802ac6454SAndrew Thompson 63902ac6454SAndrew Thompson if (power > max_power) { 64002ac6454SAndrew Thompson DPRINTFN(0, "power exceeded %d > %d\n", power, max_power); 64102ac6454SAndrew Thompson err = USB_ERR_NO_POWER; 64202ac6454SAndrew Thompson goto done; 64302ac6454SAndrew Thompson } 64402ac6454SAndrew Thompson /* Only update "self_powered" in USB Host Mode */ 64502ac6454SAndrew Thompson if (udev->flags.usb2_mode == USB_MODE_HOST) { 64602ac6454SAndrew Thompson udev->flags.self_powered = selfpowered; 64702ac6454SAndrew Thompson } 64802ac6454SAndrew Thompson udev->power = power; 64902ac6454SAndrew Thompson udev->curr_config_no = cdp->bConfigurationValue; 65002ac6454SAndrew Thompson udev->curr_config_index = index; 65102ac6454SAndrew Thompson 65202ac6454SAndrew Thompson /* Set the actual configuration value. */ 653e2805033SAndrew Thompson err = usb2_req_set_config(udev, NULL, cdp->bConfigurationValue); 65402ac6454SAndrew Thompson if (err) { 65502ac6454SAndrew Thompson goto done; 65602ac6454SAndrew Thompson } 65702ac6454SAndrew Thompson /* Allocate and fill interface data. */ 65802ac6454SAndrew Thompson nifc = cdp->bNumInterface; 65902ac6454SAndrew Thompson while (nifc--) { 66002ac6454SAndrew Thompson err = usb2_fill_iface_data(udev, nifc, 0); 66102ac6454SAndrew Thompson if (err) { 66202ac6454SAndrew Thompson goto done; 66302ac6454SAndrew Thompson } 66402ac6454SAndrew Thompson } 6650f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 666ee3e3ff5SAndrew Thompson /* create device nodes for each endpoint */ 667ee3e3ff5SAndrew Thompson usb2_cdev_create(udev); 6680f6e8f93SAndrew Thompson #endif 66902ac6454SAndrew Thompson 67002ac6454SAndrew Thompson done: 67102ac6454SAndrew Thompson DPRINTF("error=%s\n", usb2_errstr(err)); 67202ac6454SAndrew Thompson if (err) { 6730f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 674ee3e3ff5SAndrew Thompson usb2_cdev_free(udev); 6750f6e8f93SAndrew Thompson #endif 67602ac6454SAndrew Thompson usb2_free_iface_data(udev); 67702ac6454SAndrew Thompson } 67802ac6454SAndrew Thompson if (do_unlock) { 67902ac6454SAndrew Thompson sx_unlock(udev->default_sx + 1); 68002ac6454SAndrew Thompson } 68102ac6454SAndrew Thompson return (err); 68202ac6454SAndrew Thompson } 68302ac6454SAndrew Thompson 68402ac6454SAndrew Thompson /*------------------------------------------------------------------------* 68502ac6454SAndrew Thompson * usb2_set_alt_interface_index 68602ac6454SAndrew Thompson * 68702ac6454SAndrew Thompson * This function will select an alternate interface index for the 68802ac6454SAndrew Thompson * given interface index. The interface should not be in use when this 689e2805033SAndrew Thompson * function is called. That means there should not be any open USB 690e2805033SAndrew Thompson * transfers. Else an error is returned. If the alternate setting is 691e2805033SAndrew Thompson * already set this function will simply return success. This function 692e2805033SAndrew Thompson * is called in Host mode and Device mode! 69302ac6454SAndrew Thompson * 69402ac6454SAndrew Thompson * Returns: 69502ac6454SAndrew Thompson * 0: Success 69602ac6454SAndrew Thompson * Else: Failure 69702ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 69802ac6454SAndrew Thompson usb2_error_t 69902ac6454SAndrew Thompson usb2_set_alt_interface_index(struct usb2_device *udev, 70002ac6454SAndrew Thompson uint8_t iface_index, uint8_t alt_index) 70102ac6454SAndrew Thompson { 70202ac6454SAndrew Thompson struct usb2_interface *iface = usb2_get_iface(udev, iface_index); 70302ac6454SAndrew Thompson usb2_error_t err; 70402ac6454SAndrew Thompson uint8_t do_unlock; 70502ac6454SAndrew Thompson 70602ac6454SAndrew Thompson /* automatic locking */ 70702ac6454SAndrew Thompson if (sx_xlocked(udev->default_sx + 1)) { 70802ac6454SAndrew Thompson do_unlock = 0; 70902ac6454SAndrew Thompson } else { 71002ac6454SAndrew Thompson do_unlock = 1; 71102ac6454SAndrew Thompson sx_xlock(udev->default_sx + 1); 71202ac6454SAndrew Thompson } 71302ac6454SAndrew Thompson if (iface == NULL) { 71402ac6454SAndrew Thompson err = USB_ERR_INVAL; 71502ac6454SAndrew Thompson goto done; 71602ac6454SAndrew Thompson } 71702ac6454SAndrew Thompson if (udev->flags.usb2_mode == USB_MODE_DEVICE) { 71802ac6454SAndrew Thompson usb2_detach_device(udev, iface_index, 1); 719e2805033SAndrew Thompson } else { 720e2805033SAndrew Thompson if (iface->alt_index == alt_index) { 721e2805033SAndrew Thompson /* 722e2805033SAndrew Thompson * Optimise away duplicate setting of 723e2805033SAndrew Thompson * alternate setting in USB Host Mode! 724e2805033SAndrew Thompson */ 725e2805033SAndrew Thompson err = 0; 726e2805033SAndrew Thompson goto done; 727e2805033SAndrew Thompson } 72802ac6454SAndrew Thompson } 7290f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 73002ac6454SAndrew Thompson /* 73102ac6454SAndrew Thompson * Free all generic FIFOs for this interface, except control 73202ac6454SAndrew Thompson * endpoint FIFOs: 73302ac6454SAndrew Thompson */ 73402ac6454SAndrew Thompson usb2_fifo_free_wrap(udev, iface_index, 0); 7350f6e8f93SAndrew Thompson #endif 73602ac6454SAndrew Thompson 73702ac6454SAndrew Thompson err = usb2_fill_iface_data(udev, iface_index, alt_index); 73802ac6454SAndrew Thompson if (err) { 73902ac6454SAndrew Thompson goto done; 74002ac6454SAndrew Thompson } 741e2805033SAndrew Thompson err = usb2_req_set_alt_interface_no(udev, NULL, iface_index, 74202ac6454SAndrew Thompson iface->idesc->bAlternateSetting); 74302ac6454SAndrew Thompson 74402ac6454SAndrew Thompson done: 74502ac6454SAndrew Thompson if (do_unlock) { 74602ac6454SAndrew Thompson sx_unlock(udev->default_sx + 1); 74702ac6454SAndrew Thompson } 74802ac6454SAndrew Thompson return (err); 74902ac6454SAndrew Thompson } 75002ac6454SAndrew Thompson 75102ac6454SAndrew Thompson /*------------------------------------------------------------------------* 75202ac6454SAndrew Thompson * usb2_set_endpoint_stall 75302ac6454SAndrew Thompson * 75402ac6454SAndrew Thompson * This function is used to make a BULK or INTERRUPT endpoint 75502ac6454SAndrew Thompson * send STALL tokens. 75602ac6454SAndrew Thompson * 75702ac6454SAndrew Thompson * Returns: 75802ac6454SAndrew Thompson * 0: Success 75902ac6454SAndrew Thompson * Else: Failure 76002ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 76102ac6454SAndrew Thompson usb2_error_t 76202ac6454SAndrew Thompson usb2_set_endpoint_stall(struct usb2_device *udev, struct usb2_pipe *pipe, 76302ac6454SAndrew Thompson uint8_t do_stall) 76402ac6454SAndrew Thompson { 76502ac6454SAndrew Thompson struct usb2_xfer *xfer; 76602ac6454SAndrew Thompson uint8_t et; 76702ac6454SAndrew Thompson uint8_t was_stalled; 76802ac6454SAndrew Thompson 76902ac6454SAndrew Thompson if (pipe == NULL) { 77002ac6454SAndrew Thompson /* nothing to do */ 77102ac6454SAndrew Thompson DPRINTF("Cannot find endpoint\n"); 77202ac6454SAndrew Thompson /* 77302ac6454SAndrew Thompson * Pretend that the clear or set stall request is 77402ac6454SAndrew Thompson * successful else some USB host stacks can do 77502ac6454SAndrew Thompson * strange things, especially when a control endpoint 77602ac6454SAndrew Thompson * stalls. 77702ac6454SAndrew Thompson */ 77802ac6454SAndrew Thompson return (0); 77902ac6454SAndrew Thompson } 78002ac6454SAndrew Thompson et = (pipe->edesc->bmAttributes & UE_XFERTYPE); 78102ac6454SAndrew Thompson 78202ac6454SAndrew Thompson if ((et != UE_BULK) && 78302ac6454SAndrew Thompson (et != UE_INTERRUPT)) { 78402ac6454SAndrew Thompson /* 78502ac6454SAndrew Thompson * Should not stall control 78602ac6454SAndrew Thompson * nor isochronous endpoints. 78702ac6454SAndrew Thompson */ 78802ac6454SAndrew Thompson DPRINTF("Invalid endpoint\n"); 78902ac6454SAndrew Thompson return (0); 79002ac6454SAndrew Thompson } 79102ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 79202ac6454SAndrew Thompson 79302ac6454SAndrew Thompson /* store current stall state */ 79402ac6454SAndrew Thompson was_stalled = pipe->is_stalled; 79502ac6454SAndrew Thompson 79602ac6454SAndrew Thompson /* check for no change */ 79702ac6454SAndrew Thompson if (was_stalled && do_stall) { 79802ac6454SAndrew Thompson /* if the pipe is already stalled do nothing */ 79902ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 80002ac6454SAndrew Thompson DPRINTF("No change\n"); 80102ac6454SAndrew Thompson return (0); 80202ac6454SAndrew Thompson } 80302ac6454SAndrew Thompson /* set stalled state */ 80402ac6454SAndrew Thompson pipe->is_stalled = 1; 80502ac6454SAndrew Thompson 80602ac6454SAndrew Thompson if (do_stall || (!was_stalled)) { 80702ac6454SAndrew Thompson if (!was_stalled) { 80802ac6454SAndrew Thompson /* lookup the current USB transfer, if any */ 80902ac6454SAndrew Thompson xfer = pipe->pipe_q.curr; 81002ac6454SAndrew Thompson } else { 81102ac6454SAndrew Thompson xfer = NULL; 81202ac6454SAndrew Thompson } 81302ac6454SAndrew Thompson 81402ac6454SAndrew Thompson /* 81502ac6454SAndrew Thompson * If "xfer" is non-NULL the "set_stall" method will 81602ac6454SAndrew Thompson * complete the USB transfer like in case of a timeout 81702ac6454SAndrew Thompson * setting the error code "USB_ERR_STALLED". 81802ac6454SAndrew Thompson */ 81902ac6454SAndrew Thompson (udev->bus->methods->set_stall) (udev, xfer, pipe); 82002ac6454SAndrew Thompson } 82102ac6454SAndrew Thompson if (!do_stall) { 82202ac6454SAndrew Thompson pipe->toggle_next = 0; /* reset data toggle */ 82302ac6454SAndrew Thompson pipe->is_stalled = 0; /* clear stalled state */ 82402ac6454SAndrew Thompson 82502ac6454SAndrew Thompson (udev->bus->methods->clear_stall) (udev, pipe); 82602ac6454SAndrew Thompson 82702ac6454SAndrew Thompson /* start up the current or next transfer, if any */ 82802ac6454SAndrew Thompson usb2_command_wrapper(&pipe->pipe_q, pipe->pipe_q.curr); 82902ac6454SAndrew Thompson } 83002ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 83102ac6454SAndrew Thompson return (0); 83202ac6454SAndrew Thompson } 83302ac6454SAndrew Thompson 83402ac6454SAndrew Thompson /*------------------------------------------------------------------------* 83502ac6454SAndrew Thompson * usb2_reset_iface_endpoints - used in USB device side mode 83602ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 83702ac6454SAndrew Thompson usb2_error_t 83802ac6454SAndrew Thompson usb2_reset_iface_endpoints(struct usb2_device *udev, uint8_t iface_index) 83902ac6454SAndrew Thompson { 84002ac6454SAndrew Thompson struct usb2_pipe *pipe; 84102ac6454SAndrew Thompson struct usb2_pipe *pipe_end; 84202ac6454SAndrew Thompson usb2_error_t err; 84302ac6454SAndrew Thompson 84402ac6454SAndrew Thompson pipe = udev->pipes; 84502ac6454SAndrew Thompson pipe_end = udev->pipes + USB_EP_MAX; 84602ac6454SAndrew Thompson 84702ac6454SAndrew Thompson for (; pipe != pipe_end; pipe++) { 84802ac6454SAndrew Thompson 84902ac6454SAndrew Thompson if ((pipe->edesc == NULL) || 85002ac6454SAndrew Thompson (pipe->iface_index != iface_index)) { 85102ac6454SAndrew Thompson continue; 85202ac6454SAndrew Thompson } 85302ac6454SAndrew Thompson /* simulate a clear stall from the peer */ 85402ac6454SAndrew Thompson err = usb2_set_endpoint_stall(udev, pipe, 0); 85502ac6454SAndrew Thompson if (err) { 85602ac6454SAndrew Thompson /* just ignore */ 85702ac6454SAndrew Thompson } 85802ac6454SAndrew Thompson } 85902ac6454SAndrew Thompson return (0); 86002ac6454SAndrew Thompson } 86102ac6454SAndrew Thompson 86202ac6454SAndrew Thompson /*------------------------------------------------------------------------* 86302ac6454SAndrew Thompson * usb2_detach_device_sub 86402ac6454SAndrew Thompson * 86502ac6454SAndrew Thompson * This function will try to detach an USB device. If it fails a panic 86602ac6454SAndrew Thompson * will result. 86702ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 86802ac6454SAndrew Thompson static void 86902ac6454SAndrew Thompson usb2_detach_device_sub(struct usb2_device *udev, device_t *ppdev, 87002ac6454SAndrew Thompson uint8_t free_subdev) 87102ac6454SAndrew Thompson { 87202ac6454SAndrew Thompson device_t dev; 87302ac6454SAndrew Thompson int err; 87402ac6454SAndrew Thompson 87502ac6454SAndrew Thompson if (!free_subdev) { 87602ac6454SAndrew Thompson 87702ac6454SAndrew Thompson *ppdev = NULL; 87802ac6454SAndrew Thompson 87902ac6454SAndrew Thompson } else if (*ppdev) { 88002ac6454SAndrew Thompson 88102ac6454SAndrew Thompson /* 88202ac6454SAndrew Thompson * NOTE: It is important to clear "*ppdev" before deleting 88302ac6454SAndrew Thompson * the child due to some device methods being called late 88402ac6454SAndrew Thompson * during the delete process ! 88502ac6454SAndrew Thompson */ 88602ac6454SAndrew Thompson dev = *ppdev; 88702ac6454SAndrew Thompson *ppdev = NULL; 88802ac6454SAndrew Thompson 88902ac6454SAndrew Thompson device_printf(dev, "at %s, port %d, addr %d " 89002ac6454SAndrew Thompson "(disconnected)\n", 89102ac6454SAndrew Thompson device_get_nameunit(udev->parent_dev), 89202ac6454SAndrew Thompson udev->port_no, udev->address); 89302ac6454SAndrew Thompson 89402ac6454SAndrew Thompson if (device_is_attached(dev)) { 89502ac6454SAndrew Thompson if (udev->flags.suspended) { 89602ac6454SAndrew Thompson err = DEVICE_RESUME(dev); 89702ac6454SAndrew Thompson if (err) { 89802ac6454SAndrew Thompson device_printf(dev, "Resume failed!\n"); 89902ac6454SAndrew Thompson } 90002ac6454SAndrew Thompson } 90102ac6454SAndrew Thompson if (device_detach(dev)) { 90202ac6454SAndrew Thompson goto error; 90302ac6454SAndrew Thompson } 90402ac6454SAndrew Thompson } 90502ac6454SAndrew Thompson if (device_delete_child(udev->parent_dev, dev)) { 90602ac6454SAndrew Thompson goto error; 90702ac6454SAndrew Thompson } 90802ac6454SAndrew Thompson } 90902ac6454SAndrew Thompson return; 91002ac6454SAndrew Thompson 91102ac6454SAndrew Thompson error: 91202ac6454SAndrew Thompson /* Detach is not allowed to fail in the USB world */ 91302ac6454SAndrew Thompson panic("An USB driver would not detach!\n"); 91402ac6454SAndrew Thompson } 91502ac6454SAndrew Thompson 91602ac6454SAndrew Thompson /*------------------------------------------------------------------------* 91702ac6454SAndrew Thompson * usb2_detach_device 91802ac6454SAndrew Thompson * 91902ac6454SAndrew Thompson * The following function will detach the matching interfaces. 92002ac6454SAndrew Thompson * This function is NULL safe. 92102ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 92202ac6454SAndrew Thompson void 92302ac6454SAndrew Thompson usb2_detach_device(struct usb2_device *udev, uint8_t iface_index, 92402ac6454SAndrew Thompson uint8_t free_subdev) 92502ac6454SAndrew Thompson { 92602ac6454SAndrew Thompson struct usb2_interface *iface; 92702ac6454SAndrew Thompson uint8_t i; 92802ac6454SAndrew Thompson uint8_t do_unlock; 92902ac6454SAndrew Thompson 93002ac6454SAndrew Thompson if (udev == NULL) { 93102ac6454SAndrew Thompson /* nothing to do */ 93202ac6454SAndrew Thompson return; 93302ac6454SAndrew Thompson } 93402ac6454SAndrew Thompson DPRINTFN(4, "udev=%p\n", udev); 93502ac6454SAndrew Thompson 93602ac6454SAndrew Thompson /* automatic locking */ 93702ac6454SAndrew Thompson if (sx_xlocked(udev->default_sx + 1)) { 93802ac6454SAndrew Thompson do_unlock = 0; 93902ac6454SAndrew Thompson } else { 94002ac6454SAndrew Thompson do_unlock = 1; 94102ac6454SAndrew Thompson sx_xlock(udev->default_sx + 1); 94202ac6454SAndrew Thompson } 94302ac6454SAndrew Thompson 94402ac6454SAndrew Thompson /* 94502ac6454SAndrew Thompson * First detach the child to give the child's detach routine a 94602ac6454SAndrew Thompson * chance to detach the sub-devices in the correct order. 94702ac6454SAndrew Thompson * Then delete the child using "device_delete_child()" which 94802ac6454SAndrew Thompson * will detach all sub-devices from the bottom and upwards! 94902ac6454SAndrew Thompson */ 95002ac6454SAndrew Thompson if (iface_index != USB_IFACE_INDEX_ANY) { 95102ac6454SAndrew Thompson i = iface_index; 95202ac6454SAndrew Thompson iface_index = i + 1; 95302ac6454SAndrew Thompson } else { 95402ac6454SAndrew Thompson i = 0; 95502ac6454SAndrew Thompson iface_index = USB_IFACE_MAX; 95602ac6454SAndrew Thompson } 95702ac6454SAndrew Thompson 95802ac6454SAndrew Thompson /* do the detach */ 95902ac6454SAndrew Thompson 96002ac6454SAndrew Thompson for (; i != iface_index; i++) { 96102ac6454SAndrew Thompson 96202ac6454SAndrew Thompson iface = usb2_get_iface(udev, i); 96302ac6454SAndrew Thompson if (iface == NULL) { 96402ac6454SAndrew Thompson /* looks like the end of the USB interfaces */ 96502ac6454SAndrew Thompson break; 96602ac6454SAndrew Thompson } 96702ac6454SAndrew Thompson usb2_detach_device_sub(udev, &iface->subdev, free_subdev); 96802ac6454SAndrew Thompson } 96902ac6454SAndrew Thompson 97002ac6454SAndrew Thompson if (do_unlock) { 97102ac6454SAndrew Thompson sx_unlock(udev->default_sx + 1); 97202ac6454SAndrew Thompson } 97302ac6454SAndrew Thompson } 97402ac6454SAndrew Thompson 97502ac6454SAndrew Thompson /*------------------------------------------------------------------------* 97602ac6454SAndrew Thompson * usb2_probe_and_attach_sub 97702ac6454SAndrew Thompson * 97802ac6454SAndrew Thompson * Returns: 97902ac6454SAndrew Thompson * 0: Success 98002ac6454SAndrew Thompson * Else: Failure 98102ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 98202ac6454SAndrew Thompson static uint8_t 98302ac6454SAndrew Thompson usb2_probe_and_attach_sub(struct usb2_device *udev, 98402ac6454SAndrew Thompson struct usb2_attach_arg *uaa) 98502ac6454SAndrew Thompson { 98602ac6454SAndrew Thompson struct usb2_interface *iface; 98702ac6454SAndrew Thompson device_t dev; 98802ac6454SAndrew Thompson int err; 98902ac6454SAndrew Thompson 99002ac6454SAndrew Thompson iface = uaa->iface; 99102ac6454SAndrew Thompson if (iface->parent_iface_index != USB_IFACE_INDEX_ANY) { 99202ac6454SAndrew Thompson /* leave interface alone */ 99302ac6454SAndrew Thompson return (0); 99402ac6454SAndrew Thompson } 99502ac6454SAndrew Thompson dev = iface->subdev; 99602ac6454SAndrew Thompson if (dev) { 99702ac6454SAndrew Thompson 99802ac6454SAndrew Thompson /* clean up after module unload */ 99902ac6454SAndrew Thompson 100002ac6454SAndrew Thompson if (device_is_attached(dev)) { 100102ac6454SAndrew Thompson /* already a device there */ 100202ac6454SAndrew Thompson return (0); 100302ac6454SAndrew Thompson } 100402ac6454SAndrew Thompson /* clear "iface->subdev" as early as possible */ 100502ac6454SAndrew Thompson 100602ac6454SAndrew Thompson iface->subdev = NULL; 100702ac6454SAndrew Thompson 100802ac6454SAndrew Thompson if (device_delete_child(udev->parent_dev, dev)) { 100902ac6454SAndrew Thompson 101002ac6454SAndrew Thompson /* 101102ac6454SAndrew Thompson * Panic here, else one can get a double call 101202ac6454SAndrew Thompson * to device_detach(). USB devices should 101302ac6454SAndrew Thompson * never fail on detach! 101402ac6454SAndrew Thompson */ 101502ac6454SAndrew Thompson panic("device_delete_child() failed!\n"); 101602ac6454SAndrew Thompson } 101702ac6454SAndrew Thompson } 101802ac6454SAndrew Thompson if (uaa->temp_dev == NULL) { 101902ac6454SAndrew Thompson 102002ac6454SAndrew Thompson /* create a new child */ 102102ac6454SAndrew Thompson uaa->temp_dev = device_add_child(udev->parent_dev, NULL, -1); 102202ac6454SAndrew Thompson if (uaa->temp_dev == NULL) { 102302ac6454SAndrew Thompson device_printf(udev->parent_dev, 102402ac6454SAndrew Thompson "Device creation failed!\n"); 102502ac6454SAndrew Thompson return (1); /* failure */ 102602ac6454SAndrew Thompson } 102702ac6454SAndrew Thompson device_set_ivars(uaa->temp_dev, uaa); 102802ac6454SAndrew Thompson device_quiet(uaa->temp_dev); 102902ac6454SAndrew Thompson } 103002ac6454SAndrew Thompson /* 103102ac6454SAndrew Thompson * Set "subdev" before probe and attach so that "devd" gets 103202ac6454SAndrew Thompson * the information it needs. 103302ac6454SAndrew Thompson */ 103402ac6454SAndrew Thompson iface->subdev = uaa->temp_dev; 103502ac6454SAndrew Thompson 103602ac6454SAndrew Thompson if (device_probe_and_attach(iface->subdev) == 0) { 103702ac6454SAndrew Thompson /* 103802ac6454SAndrew Thompson * The USB attach arguments are only available during probe 103902ac6454SAndrew Thompson * and attach ! 104002ac6454SAndrew Thompson */ 104102ac6454SAndrew Thompson uaa->temp_dev = NULL; 104202ac6454SAndrew Thompson device_set_ivars(iface->subdev, NULL); 104302ac6454SAndrew Thompson 104402ac6454SAndrew Thompson if (udev->flags.suspended) { 104502ac6454SAndrew Thompson err = DEVICE_SUSPEND(iface->subdev); 104602ac6454SAndrew Thompson device_printf(iface->subdev, "Suspend failed\n"); 104702ac6454SAndrew Thompson } 104802ac6454SAndrew Thompson return (0); /* success */ 104902ac6454SAndrew Thompson } else { 105002ac6454SAndrew Thompson /* No USB driver found */ 105102ac6454SAndrew Thompson iface->subdev = NULL; 105202ac6454SAndrew Thompson } 105302ac6454SAndrew Thompson return (1); /* failure */ 105402ac6454SAndrew Thompson } 105502ac6454SAndrew Thompson 105602ac6454SAndrew Thompson /*------------------------------------------------------------------------* 105702ac6454SAndrew Thompson * usb2_set_parent_iface 105802ac6454SAndrew Thompson * 105902ac6454SAndrew Thompson * Using this function will lock the alternate interface setting on an 106002ac6454SAndrew Thompson * interface. It is typically used for multi interface drivers. In USB 106102ac6454SAndrew Thompson * device side mode it is assumed that the alternate interfaces all 106202ac6454SAndrew Thompson * have the same endpoint descriptors. The default parent index value 106302ac6454SAndrew Thompson * is "USB_IFACE_INDEX_ANY". Then the alternate setting value is not 106402ac6454SAndrew Thompson * locked. 106502ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 106602ac6454SAndrew Thompson void 106702ac6454SAndrew Thompson usb2_set_parent_iface(struct usb2_device *udev, uint8_t iface_index, 106802ac6454SAndrew Thompson uint8_t parent_index) 106902ac6454SAndrew Thompson { 107002ac6454SAndrew Thompson struct usb2_interface *iface; 107102ac6454SAndrew Thompson 107202ac6454SAndrew Thompson iface = usb2_get_iface(udev, iface_index); 107302ac6454SAndrew Thompson if (iface) { 107402ac6454SAndrew Thompson iface->parent_iface_index = parent_index; 107502ac6454SAndrew Thompson } 107602ac6454SAndrew Thompson } 107702ac6454SAndrew Thompson 107802ac6454SAndrew Thompson static void 107902ac6454SAndrew Thompson usb2_init_attach_arg(struct usb2_device *udev, 108002ac6454SAndrew Thompson struct usb2_attach_arg *uaa) 108102ac6454SAndrew Thompson { 108202ac6454SAndrew Thompson bzero(uaa, sizeof(*uaa)); 108302ac6454SAndrew Thompson 108402ac6454SAndrew Thompson uaa->device = udev; 108502ac6454SAndrew Thompson uaa->usb2_mode = udev->flags.usb2_mode; 108602ac6454SAndrew Thompson uaa->port = udev->port_no; 108702ac6454SAndrew Thompson 108802ac6454SAndrew Thompson uaa->info.idVendor = UGETW(udev->ddesc.idVendor); 108902ac6454SAndrew Thompson uaa->info.idProduct = UGETW(udev->ddesc.idProduct); 109002ac6454SAndrew Thompson uaa->info.bcdDevice = UGETW(udev->ddesc.bcdDevice); 109102ac6454SAndrew Thompson uaa->info.bDeviceClass = udev->ddesc.bDeviceClass; 109202ac6454SAndrew Thompson uaa->info.bDeviceSubClass = udev->ddesc.bDeviceSubClass; 109302ac6454SAndrew Thompson uaa->info.bDeviceProtocol = udev->ddesc.bDeviceProtocol; 109402ac6454SAndrew Thompson uaa->info.bConfigIndex = udev->curr_config_index; 109502ac6454SAndrew Thompson uaa->info.bConfigNum = udev->curr_config_no; 109602ac6454SAndrew Thompson } 109702ac6454SAndrew Thompson 109802ac6454SAndrew Thompson /*------------------------------------------------------------------------* 109902ac6454SAndrew Thompson * usb2_probe_and_attach 110002ac6454SAndrew Thompson * 110102ac6454SAndrew Thompson * This function is called from "uhub_explore_sub()", 110202ac6454SAndrew Thompson * "usb2_handle_set_config()" and "usb2_handle_request()". 110302ac6454SAndrew Thompson * 110402ac6454SAndrew Thompson * Returns: 110502ac6454SAndrew Thompson * 0: Success 110602ac6454SAndrew Thompson * Else: A control transfer failed 110702ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 110802ac6454SAndrew Thompson usb2_error_t 110902ac6454SAndrew Thompson usb2_probe_and_attach(struct usb2_device *udev, uint8_t iface_index) 111002ac6454SAndrew Thompson { 111102ac6454SAndrew Thompson struct usb2_attach_arg uaa; 111202ac6454SAndrew Thompson struct usb2_interface *iface; 111302ac6454SAndrew Thompson uint8_t i; 111402ac6454SAndrew Thompson uint8_t j; 111502ac6454SAndrew Thompson uint8_t do_unlock; 111602ac6454SAndrew Thompson 111702ac6454SAndrew Thompson if (udev == NULL) { 111802ac6454SAndrew Thompson DPRINTF("udev == NULL\n"); 111902ac6454SAndrew Thompson return (USB_ERR_INVAL); 112002ac6454SAndrew Thompson } 112102ac6454SAndrew Thompson /* automatic locking */ 112202ac6454SAndrew Thompson if (sx_xlocked(udev->default_sx + 1)) { 112302ac6454SAndrew Thompson do_unlock = 0; 112402ac6454SAndrew Thompson } else { 112502ac6454SAndrew Thompson do_unlock = 1; 112602ac6454SAndrew Thompson sx_xlock(udev->default_sx + 1); 112702ac6454SAndrew Thompson } 112802ac6454SAndrew Thompson 112902ac6454SAndrew Thompson if (udev->curr_config_index == USB_UNCONFIG_INDEX) { 113002ac6454SAndrew Thompson /* do nothing - no configuration has been set */ 113102ac6454SAndrew Thompson goto done; 113202ac6454SAndrew Thompson } 113302ac6454SAndrew Thompson /* setup USB attach arguments */ 113402ac6454SAndrew Thompson 113502ac6454SAndrew Thompson usb2_init_attach_arg(udev, &uaa); 113602ac6454SAndrew Thompson 113702ac6454SAndrew Thompson /* Check if only one interface should be probed: */ 113802ac6454SAndrew Thompson if (iface_index != USB_IFACE_INDEX_ANY) { 113902ac6454SAndrew Thompson i = iface_index; 114002ac6454SAndrew Thompson j = i + 1; 114102ac6454SAndrew Thompson } else { 114202ac6454SAndrew Thompson i = 0; 114302ac6454SAndrew Thompson j = USB_IFACE_MAX; 114402ac6454SAndrew Thompson } 114502ac6454SAndrew Thompson 114602ac6454SAndrew Thompson /* Do the probe and attach */ 114702ac6454SAndrew Thompson for (; i != j; i++) { 114802ac6454SAndrew Thompson 114902ac6454SAndrew Thompson iface = usb2_get_iface(udev, i); 115002ac6454SAndrew Thompson if (iface == NULL) { 115102ac6454SAndrew Thompson /* 115202ac6454SAndrew Thompson * Looks like the end of the USB 115302ac6454SAndrew Thompson * interfaces ! 115402ac6454SAndrew Thompson */ 115502ac6454SAndrew Thompson DPRINTFN(2, "end of interfaces " 115602ac6454SAndrew Thompson "at %u\n", i); 115702ac6454SAndrew Thompson break; 115802ac6454SAndrew Thompson } 115902ac6454SAndrew Thompson if (iface->idesc == NULL) { 116002ac6454SAndrew Thompson /* no interface descriptor */ 116102ac6454SAndrew Thompson continue; 116202ac6454SAndrew Thompson } 116302ac6454SAndrew Thompson uaa.iface = iface; 116402ac6454SAndrew Thompson 116502ac6454SAndrew Thompson uaa.info.bInterfaceClass = 116602ac6454SAndrew Thompson iface->idesc->bInterfaceClass; 116702ac6454SAndrew Thompson uaa.info.bInterfaceSubClass = 116802ac6454SAndrew Thompson iface->idesc->bInterfaceSubClass; 116902ac6454SAndrew Thompson uaa.info.bInterfaceProtocol = 117002ac6454SAndrew Thompson iface->idesc->bInterfaceProtocol; 117102ac6454SAndrew Thompson uaa.info.bIfaceIndex = i; 117202ac6454SAndrew Thompson uaa.info.bIfaceNum = 117302ac6454SAndrew Thompson iface->idesc->bInterfaceNumber; 117402ac6454SAndrew Thompson uaa.use_generic = 0; 117502ac6454SAndrew Thompson 117602ac6454SAndrew Thompson DPRINTFN(2, "iclass=%u/%u/%u iindex=%u/%u\n", 117702ac6454SAndrew Thompson uaa.info.bInterfaceClass, 117802ac6454SAndrew Thompson uaa.info.bInterfaceSubClass, 117902ac6454SAndrew Thompson uaa.info.bInterfaceProtocol, 118002ac6454SAndrew Thompson uaa.info.bIfaceIndex, 118102ac6454SAndrew Thompson uaa.info.bIfaceNum); 118202ac6454SAndrew Thompson 118302ac6454SAndrew Thompson /* try specific interface drivers first */ 118402ac6454SAndrew Thompson 118502ac6454SAndrew Thompson if (usb2_probe_and_attach_sub(udev, &uaa)) { 118602ac6454SAndrew Thompson /* ignore */ 118702ac6454SAndrew Thompson } 118802ac6454SAndrew Thompson /* try generic interface drivers last */ 118902ac6454SAndrew Thompson 119002ac6454SAndrew Thompson uaa.use_generic = 1; 119102ac6454SAndrew Thompson 119202ac6454SAndrew Thompson if (usb2_probe_and_attach_sub(udev, &uaa)) { 119302ac6454SAndrew Thompson /* ignore */ 119402ac6454SAndrew Thompson } 119502ac6454SAndrew Thompson } 119602ac6454SAndrew Thompson 119702ac6454SAndrew Thompson if (uaa.temp_dev) { 119802ac6454SAndrew Thompson /* remove the last created child; it is unused */ 119902ac6454SAndrew Thompson 120002ac6454SAndrew Thompson if (device_delete_child(udev->parent_dev, uaa.temp_dev)) { 120102ac6454SAndrew Thompson DPRINTFN(0, "device delete child failed!\n"); 120202ac6454SAndrew Thompson } 120302ac6454SAndrew Thompson } 120402ac6454SAndrew Thompson done: 120502ac6454SAndrew Thompson if (do_unlock) { 120602ac6454SAndrew Thompson sx_unlock(udev->default_sx + 1); 120702ac6454SAndrew Thompson } 120802ac6454SAndrew Thompson return (0); 120902ac6454SAndrew Thompson } 121002ac6454SAndrew Thompson 121102ac6454SAndrew Thompson /*------------------------------------------------------------------------* 121202ac6454SAndrew Thompson * usb2_suspend_resume_sub 121302ac6454SAndrew Thompson * 121402ac6454SAndrew Thompson * This function is called when the suspend or resume methods should 121502ac6454SAndrew Thompson * be executed on an USB device. 121602ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 121702ac6454SAndrew Thompson static void 121802ac6454SAndrew Thompson usb2_suspend_resume_sub(struct usb2_device *udev, device_t dev, uint8_t do_suspend) 121902ac6454SAndrew Thompson { 122002ac6454SAndrew Thompson int err; 122102ac6454SAndrew Thompson 122202ac6454SAndrew Thompson if (dev == NULL) { 122302ac6454SAndrew Thompson return; 122402ac6454SAndrew Thompson } 122502ac6454SAndrew Thompson if (!device_is_attached(dev)) { 122602ac6454SAndrew Thompson return; 122702ac6454SAndrew Thompson } 122802ac6454SAndrew Thompson if (do_suspend) { 122902ac6454SAndrew Thompson err = DEVICE_SUSPEND(dev); 123002ac6454SAndrew Thompson } else { 123102ac6454SAndrew Thompson err = DEVICE_RESUME(dev); 123202ac6454SAndrew Thompson } 123302ac6454SAndrew Thompson if (err) { 123402ac6454SAndrew Thompson device_printf(dev, "%s failed!\n", 123502ac6454SAndrew Thompson do_suspend ? "Suspend" : "Resume"); 123602ac6454SAndrew Thompson } 123702ac6454SAndrew Thompson } 123802ac6454SAndrew Thompson 123902ac6454SAndrew Thompson /*------------------------------------------------------------------------* 124002ac6454SAndrew Thompson * usb2_suspend_resume 124102ac6454SAndrew Thompson * 124202ac6454SAndrew Thompson * The following function will suspend or resume the USB device. 124302ac6454SAndrew Thompson * 124402ac6454SAndrew Thompson * Returns: 124502ac6454SAndrew Thompson * 0: Success 124602ac6454SAndrew Thompson * Else: Failure 124702ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 124802ac6454SAndrew Thompson usb2_error_t 124902ac6454SAndrew Thompson usb2_suspend_resume(struct usb2_device *udev, uint8_t do_suspend) 125002ac6454SAndrew Thompson { 125102ac6454SAndrew Thompson struct usb2_interface *iface; 125202ac6454SAndrew Thompson uint8_t i; 125302ac6454SAndrew Thompson 125402ac6454SAndrew Thompson if (udev == NULL) { 125502ac6454SAndrew Thompson /* nothing to do */ 125602ac6454SAndrew Thompson return (0); 125702ac6454SAndrew Thompson } 125802ac6454SAndrew Thompson DPRINTFN(4, "udev=%p do_suspend=%d\n", udev, do_suspend); 125902ac6454SAndrew Thompson 126002ac6454SAndrew Thompson sx_assert(udev->default_sx + 1, SA_LOCKED); 126102ac6454SAndrew Thompson 126202ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 126302ac6454SAndrew Thompson /* filter the suspend events */ 126402ac6454SAndrew Thompson if (udev->flags.suspended == do_suspend) { 126502ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 126602ac6454SAndrew Thompson /* nothing to do */ 126702ac6454SAndrew Thompson return (0); 126802ac6454SAndrew Thompson } 126902ac6454SAndrew Thompson udev->flags.suspended = do_suspend; 127002ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 127102ac6454SAndrew Thompson 127202ac6454SAndrew Thompson /* do the suspend or resume */ 127302ac6454SAndrew Thompson 127402ac6454SAndrew Thompson for (i = 0; i != USB_IFACE_MAX; i++) { 127502ac6454SAndrew Thompson 127602ac6454SAndrew Thompson iface = usb2_get_iface(udev, i); 127702ac6454SAndrew Thompson if (iface == NULL) { 127802ac6454SAndrew Thompson /* looks like the end of the USB interfaces */ 127902ac6454SAndrew Thompson break; 128002ac6454SAndrew Thompson } 128102ac6454SAndrew Thompson usb2_suspend_resume_sub(udev, iface->subdev, do_suspend); 128202ac6454SAndrew Thompson } 128302ac6454SAndrew Thompson return (0); 128402ac6454SAndrew Thompson } 128502ac6454SAndrew Thompson 128602ac6454SAndrew Thompson /*------------------------------------------------------------------------* 128702ac6454SAndrew Thompson * usb2_clear_stall_proc 128802ac6454SAndrew Thompson * 128902ac6454SAndrew Thompson * This function performs generic USB clear stall operations. 129002ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 129102ac6454SAndrew Thompson static void 129202ac6454SAndrew Thompson usb2_clear_stall_proc(struct usb2_proc_msg *_pm) 129302ac6454SAndrew Thompson { 129402ac6454SAndrew Thompson struct usb2_clear_stall_msg *pm = (void *)_pm; 129502ac6454SAndrew Thompson struct usb2_device *udev = pm->udev; 129602ac6454SAndrew Thompson 129702ac6454SAndrew Thompson /* Change lock */ 129802ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 129902ac6454SAndrew Thompson mtx_lock(udev->default_mtx); 130002ac6454SAndrew Thompson 130102ac6454SAndrew Thompson /* Start clear stall callback */ 130202ac6454SAndrew Thompson usb2_transfer_start(udev->default_xfer[1]); 130302ac6454SAndrew Thompson 130402ac6454SAndrew Thompson /* Change lock */ 130502ac6454SAndrew Thompson mtx_unlock(udev->default_mtx); 130602ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 130702ac6454SAndrew Thompson } 130802ac6454SAndrew Thompson 130902ac6454SAndrew Thompson /*------------------------------------------------------------------------* 131002ac6454SAndrew Thompson * usb2_alloc_device 131102ac6454SAndrew Thompson * 131202ac6454SAndrew Thompson * This function allocates a new USB device. This function is called 131302ac6454SAndrew Thompson * when a new device has been put in the powered state, but not yet in 131402ac6454SAndrew Thompson * the addressed state. Get initial descriptor, set the address, get 131502ac6454SAndrew Thompson * full descriptor and get strings. 131602ac6454SAndrew Thompson * 131702ac6454SAndrew Thompson * Return values: 131802ac6454SAndrew Thompson * 0: Failure 131902ac6454SAndrew Thompson * Else: Success 132002ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 132102ac6454SAndrew Thompson struct usb2_device * 132202ac6454SAndrew Thompson usb2_alloc_device(device_t parent_dev, struct usb2_bus *bus, 132302ac6454SAndrew Thompson struct usb2_device *parent_hub, uint8_t depth, 132402ac6454SAndrew Thompson uint8_t port_index, uint8_t port_no, uint8_t speed, uint8_t usb2_mode) 132502ac6454SAndrew Thompson { 132602ac6454SAndrew Thompson struct usb2_attach_arg uaa; 132702ac6454SAndrew Thompson struct usb2_device *udev; 132802ac6454SAndrew Thompson struct usb2_device *adev; 132902ac6454SAndrew Thompson struct usb2_device *hub; 133002ac6454SAndrew Thompson uint8_t *scratch_ptr; 133102ac6454SAndrew Thompson uint32_t scratch_size; 133202ac6454SAndrew Thompson usb2_error_t err; 133302ac6454SAndrew Thompson uint8_t device_index; 133402ac6454SAndrew Thompson 133502ac6454SAndrew Thompson DPRINTF("parent_dev=%p, bus=%p, parent_hub=%p, depth=%u, " 133602ac6454SAndrew Thompson "port_index=%u, port_no=%u, speed=%u, usb2_mode=%u\n", 133702ac6454SAndrew Thompson parent_dev, bus, parent_hub, depth, port_index, port_no, 133802ac6454SAndrew Thompson speed, usb2_mode); 133902ac6454SAndrew Thompson 134002ac6454SAndrew Thompson /* 134102ac6454SAndrew Thompson * Find an unused device index. In USB Host mode this is the 134202ac6454SAndrew Thompson * same as the device address. 134302ac6454SAndrew Thompson * 134402ac6454SAndrew Thompson * Device index zero is not used and device index 1 should 134502ac6454SAndrew Thompson * always be the root hub. 134602ac6454SAndrew Thompson */ 134702ac6454SAndrew Thompson for (device_index = USB_ROOT_HUB_ADDR; 134802ac6454SAndrew Thompson (device_index != bus->devices_max) && 134902ac6454SAndrew Thompson (bus->devices[device_index] != NULL); 135002ac6454SAndrew Thompson device_index++) /* nop */; 135102ac6454SAndrew Thompson 135202ac6454SAndrew Thompson if (device_index == bus->devices_max) { 135302ac6454SAndrew Thompson device_printf(bus->bdev, 135402ac6454SAndrew Thompson "No free USB device index for new device!\n"); 135502ac6454SAndrew Thompson return (NULL); 135602ac6454SAndrew Thompson } 135702ac6454SAndrew Thompson 135802ac6454SAndrew Thompson if (depth > 0x10) { 135902ac6454SAndrew Thompson device_printf(bus->bdev, 136002ac6454SAndrew Thompson "Invalid device depth!\n"); 136102ac6454SAndrew Thompson return (NULL); 136202ac6454SAndrew Thompson } 136302ac6454SAndrew Thompson udev = malloc(sizeof(*udev), M_USB, M_WAITOK | M_ZERO); 136402ac6454SAndrew Thompson if (udev == NULL) { 136502ac6454SAndrew Thompson return (NULL); 136602ac6454SAndrew Thompson } 136702ac6454SAndrew Thompson /* initialise our SX-lock */ 136802ac6454SAndrew Thompson sx_init(udev->default_sx, "0123456789ABCDEF - USB device SX lock" + depth); 136902ac6454SAndrew Thompson 137002ac6454SAndrew Thompson /* initialise our SX-lock */ 137102ac6454SAndrew Thompson sx_init(udev->default_sx + 1, "0123456789ABCDEF - USB config SX lock" + depth); 137202ac6454SAndrew Thompson 137302ac6454SAndrew Thompson usb2_cv_init(udev->default_cv, "WCTRL"); 137402ac6454SAndrew Thompson usb2_cv_init(udev->default_cv + 1, "UGONE"); 137502ac6454SAndrew Thompson 1376ee3e3ff5SAndrew Thompson LIST_INIT(&udev->pd_list); 1377ee3e3ff5SAndrew Thompson 137802ac6454SAndrew Thompson /* initialise our mutex */ 137902ac6454SAndrew Thompson mtx_init(udev->default_mtx, "USB device mutex", NULL, MTX_DEF); 138002ac6454SAndrew Thompson 138102ac6454SAndrew Thompson /* initialise generic clear stall */ 138202ac6454SAndrew Thompson udev->cs_msg[0].hdr.pm_callback = &usb2_clear_stall_proc; 138302ac6454SAndrew Thompson udev->cs_msg[0].udev = udev; 138402ac6454SAndrew Thompson udev->cs_msg[1].hdr.pm_callback = &usb2_clear_stall_proc; 138502ac6454SAndrew Thompson udev->cs_msg[1].udev = udev; 138602ac6454SAndrew Thompson 138702ac6454SAndrew Thompson /* initialise some USB device fields */ 138802ac6454SAndrew Thompson udev->parent_hub = parent_hub; 138902ac6454SAndrew Thompson udev->parent_dev = parent_dev; 139002ac6454SAndrew Thompson udev->port_index = port_index; 139102ac6454SAndrew Thompson udev->port_no = port_no; 139202ac6454SAndrew Thompson udev->depth = depth; 139302ac6454SAndrew Thompson udev->bus = bus; 139402ac6454SAndrew Thompson udev->address = USB_START_ADDR; /* default value */ 139502ac6454SAndrew Thompson udev->plugtime = (uint32_t)ticks; 139602ac6454SAndrew Thompson /* 139702ac6454SAndrew Thompson * We need to force the power mode to "on" because there are plenty 139802ac6454SAndrew Thompson * of USB devices out there that do not work very well with 139902ac6454SAndrew Thompson * automatic suspend and resume! 140002ac6454SAndrew Thompson */ 140102ac6454SAndrew Thompson udev->power_mode = USB_POWER_MODE_ON; 140202ac6454SAndrew Thompson udev->pwr_save.last_xfer_time = ticks; 140302ac6454SAndrew Thompson 140402ac6454SAndrew Thompson /* we are not ready yet */ 140502ac6454SAndrew Thompson udev->refcount = 1; 140602ac6454SAndrew Thompson 140702ac6454SAndrew Thompson /* set up default endpoint descriptor */ 140802ac6454SAndrew Thompson udev->default_ep_desc.bLength = sizeof(udev->default_ep_desc); 140902ac6454SAndrew Thompson udev->default_ep_desc.bDescriptorType = UDESC_ENDPOINT; 141002ac6454SAndrew Thompson udev->default_ep_desc.bEndpointAddress = USB_CONTROL_ENDPOINT; 141102ac6454SAndrew Thompson udev->default_ep_desc.bmAttributes = UE_CONTROL; 141202ac6454SAndrew Thompson udev->default_ep_desc.wMaxPacketSize[0] = USB_MAX_IPACKET; 141302ac6454SAndrew Thompson udev->default_ep_desc.wMaxPacketSize[1] = 0; 141402ac6454SAndrew Thompson udev->default_ep_desc.bInterval = 0; 141502ac6454SAndrew Thompson udev->ddesc.bMaxPacketSize = USB_MAX_IPACKET; 141602ac6454SAndrew Thompson 141702ac6454SAndrew Thompson udev->speed = speed; 141802ac6454SAndrew Thompson udev->flags.usb2_mode = usb2_mode; 141902ac6454SAndrew Thompson 142002ac6454SAndrew Thompson /* speed combination should be checked by the parent HUB */ 142102ac6454SAndrew Thompson 142202ac6454SAndrew Thompson hub = udev->parent_hub; 142302ac6454SAndrew Thompson 142402ac6454SAndrew Thompson /* search for our High Speed USB HUB, if any */ 142502ac6454SAndrew Thompson 142602ac6454SAndrew Thompson adev = udev; 142702ac6454SAndrew Thompson hub = udev->parent_hub; 142802ac6454SAndrew Thompson 142902ac6454SAndrew Thompson while (hub) { 143002ac6454SAndrew Thompson if (hub->speed == USB_SPEED_HIGH) { 143102ac6454SAndrew Thompson udev->hs_hub_addr = hub->address; 143202ac6454SAndrew Thompson udev->hs_port_no = adev->port_no; 143302ac6454SAndrew Thompson break; 143402ac6454SAndrew Thompson } 143502ac6454SAndrew Thompson adev = hub; 143602ac6454SAndrew Thompson hub = hub->parent_hub; 143702ac6454SAndrew Thompson } 143802ac6454SAndrew Thompson 143902ac6454SAndrew Thompson /* init the default pipe */ 144002ac6454SAndrew Thompson usb2_fill_pipe_data(udev, 0, 144102ac6454SAndrew Thompson &udev->default_ep_desc, 144202ac6454SAndrew Thompson &udev->default_pipe); 144302ac6454SAndrew Thompson 144402ac6454SAndrew Thompson /* set device index */ 144502ac6454SAndrew Thompson udev->device_index = device_index; 144602ac6454SAndrew Thompson 14470f6e8f93SAndrew Thompson /* Create ugen name */ 1448ee3e3ff5SAndrew Thompson snprintf(udev->ugen_name, sizeof(udev->ugen_name), 1449ee3e3ff5SAndrew Thompson USB_GENERIC_NAME "%u.%u", device_get_unit(bus->bdev), 1450ee3e3ff5SAndrew Thompson device_index); 14510f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 14520f6e8f93SAndrew Thompson /* Create the control endpoint device */ 14530f6e8f93SAndrew Thompson udev->default_dev = usb2_make_dev(udev, 0, FREAD|FWRITE); 14540f6e8f93SAndrew Thompson 14550f6e8f93SAndrew Thompson /* Create a link from /dev/ugenX.X to the default endpoint */ 1456ee3e3ff5SAndrew Thompson make_dev_alias(udev->default_dev, udev->ugen_name); 14570f6e8f93SAndrew Thompson #endif 1458ee3e3ff5SAndrew Thompson 145902ac6454SAndrew Thompson if (udev->flags.usb2_mode == USB_MODE_HOST) { 146002ac6454SAndrew Thompson 1461e2805033SAndrew Thompson err = usb2_req_set_address(udev, NULL, device_index); 146202ac6454SAndrew Thompson 146302ac6454SAndrew Thompson /* This is the new USB device address from now on */ 146402ac6454SAndrew Thompson 146502ac6454SAndrew Thompson udev->address = device_index; 146602ac6454SAndrew Thompson 146702ac6454SAndrew Thompson /* 146802ac6454SAndrew Thompson * We ignore any set-address errors, hence there are 146902ac6454SAndrew Thompson * buggy USB devices out there that actually receive 147002ac6454SAndrew Thompson * the SETUP PID, but manage to set the address before 147102ac6454SAndrew Thompson * the STATUS stage is ACK'ed. If the device responds 147202ac6454SAndrew Thompson * to the subsequent get-descriptor at the new 147302ac6454SAndrew Thompson * address, then we know that the set-address command 147402ac6454SAndrew Thompson * was successful. 147502ac6454SAndrew Thompson */ 147602ac6454SAndrew Thompson if (err) { 147702ac6454SAndrew Thompson DPRINTFN(0, "set address %d failed " 147802ac6454SAndrew Thompson "(ignored)\n", udev->address); 147902ac6454SAndrew Thompson } 148002ac6454SAndrew Thompson /* allow device time to set new address */ 1481e2805033SAndrew Thompson usb2_pause_mtx(NULL, 148202ac6454SAndrew Thompson USB_MS_TO_TICKS(USB_SET_ADDRESS_SETTLE)); 148302ac6454SAndrew Thompson } else { 148402ac6454SAndrew Thompson /* We are not self powered */ 148502ac6454SAndrew Thompson udev->flags.self_powered = 0; 148602ac6454SAndrew Thompson 148702ac6454SAndrew Thompson /* Set unconfigured state */ 148802ac6454SAndrew Thompson udev->curr_config_no = USB_UNCONFIG_NO; 148902ac6454SAndrew Thompson udev->curr_config_index = USB_UNCONFIG_INDEX; 149002ac6454SAndrew Thompson 149102ac6454SAndrew Thompson /* Setup USB descriptors */ 149202ac6454SAndrew Thompson err = (usb2_temp_setup_by_index_p) (udev, usb2_template); 149302ac6454SAndrew Thompson if (err) { 149402ac6454SAndrew Thompson DPRINTFN(0, "setting up USB template failed maybe the USB " 149502ac6454SAndrew Thompson "template module has not been loaded\n"); 149602ac6454SAndrew Thompson goto done; 149702ac6454SAndrew Thompson } 149802ac6454SAndrew Thompson } 149902ac6454SAndrew Thompson 150002ac6454SAndrew Thompson /* 150102ac6454SAndrew Thompson * Get the first 8 bytes of the device descriptor ! 150202ac6454SAndrew Thompson * 150302ac6454SAndrew Thompson * NOTE: "usb2_do_request" will check the device descriptor 150402ac6454SAndrew Thompson * next time we do a request to see if the maximum packet size 150502ac6454SAndrew Thompson * changed! The 8 first bytes of the device descriptor 150602ac6454SAndrew Thompson * contains the maximum packet size to use on control endpoint 150702ac6454SAndrew Thompson * 0. If this value is different from "USB_MAX_IPACKET" a new 150802ac6454SAndrew Thompson * USB control request will be setup! 150902ac6454SAndrew Thompson */ 1510e2805033SAndrew Thompson err = usb2_req_get_desc(udev, NULL, NULL, &udev->ddesc, 151102ac6454SAndrew Thompson USB_MAX_IPACKET, USB_MAX_IPACKET, 0, UDESC_DEVICE, 0, 0); 151202ac6454SAndrew Thompson if (err) { 151302ac6454SAndrew Thompson DPRINTFN(0, "getting device descriptor " 151402ac6454SAndrew Thompson "at addr %d failed!\n", udev->address); 151502ac6454SAndrew Thompson /* XXX try to re-enumerate the device */ 1516e2805033SAndrew Thompson err = usb2_req_re_enumerate(udev, NULL); 151702ac6454SAndrew Thompson if (err) { 151802ac6454SAndrew Thompson goto done; 151902ac6454SAndrew Thompson } 152002ac6454SAndrew Thompson } 152102ac6454SAndrew Thompson DPRINTF("adding unit addr=%d, rev=%02x, class=%d, " 152202ac6454SAndrew Thompson "subclass=%d, protocol=%d, maxpacket=%d, len=%d, speed=%d\n", 152302ac6454SAndrew Thompson udev->address, UGETW(udev->ddesc.bcdUSB), 152402ac6454SAndrew Thompson udev->ddesc.bDeviceClass, 152502ac6454SAndrew Thompson udev->ddesc.bDeviceSubClass, 152602ac6454SAndrew Thompson udev->ddesc.bDeviceProtocol, 152702ac6454SAndrew Thompson udev->ddesc.bMaxPacketSize, 152802ac6454SAndrew Thompson udev->ddesc.bLength, 152902ac6454SAndrew Thompson udev->speed); 153002ac6454SAndrew Thompson 153102ac6454SAndrew Thompson /* get the full device descriptor */ 1532e2805033SAndrew Thompson err = usb2_req_get_device_desc(udev, NULL, &udev->ddesc); 153302ac6454SAndrew Thompson if (err) { 153402ac6454SAndrew Thompson DPRINTF("addr=%d, getting full desc failed\n", 153502ac6454SAndrew Thompson udev->address); 153602ac6454SAndrew Thompson goto done; 153702ac6454SAndrew Thompson } 153802ac6454SAndrew Thompson /* 153902ac6454SAndrew Thompson * Setup temporary USB attach args so that we can figure out some 154002ac6454SAndrew Thompson * basic quirks for this device. 154102ac6454SAndrew Thompson */ 154202ac6454SAndrew Thompson usb2_init_attach_arg(udev, &uaa); 154302ac6454SAndrew Thompson 154402ac6454SAndrew Thompson if (usb2_test_quirk(&uaa, UQ_BUS_POWERED)) { 154502ac6454SAndrew Thompson udev->flags.uq_bus_powered = 1; 154602ac6454SAndrew Thompson } 154702ac6454SAndrew Thompson if (usb2_test_quirk(&uaa, UQ_POWER_CLAIM)) { 154802ac6454SAndrew Thompson udev->flags.uq_power_claim = 1; 154902ac6454SAndrew Thompson } 155002ac6454SAndrew Thompson if (usb2_test_quirk(&uaa, UQ_NO_STRINGS)) { 155102ac6454SAndrew Thompson udev->flags.no_strings = 1; 155202ac6454SAndrew Thompson } 155302ac6454SAndrew Thompson /* 155402ac6454SAndrew Thompson * Workaround for buggy USB devices. 155502ac6454SAndrew Thompson * 155602ac6454SAndrew Thompson * It appears that some string-less USB chips will crash and 155702ac6454SAndrew Thompson * disappear if any attempts are made to read any string 155802ac6454SAndrew Thompson * descriptors. 155902ac6454SAndrew Thompson * 156002ac6454SAndrew Thompson * Try to detect such chips by checking the strings in the USB 156102ac6454SAndrew Thompson * device descriptor. If no strings are present there we 156202ac6454SAndrew Thompson * simply disable all USB strings. 156302ac6454SAndrew Thompson */ 156402ac6454SAndrew Thompson scratch_ptr = udev->bus->scratch[0].data; 156502ac6454SAndrew Thompson scratch_size = sizeof(udev->bus->scratch[0].data); 156602ac6454SAndrew Thompson 156702ac6454SAndrew Thompson if (udev->ddesc.iManufacturer || 156802ac6454SAndrew Thompson udev->ddesc.iProduct || 156902ac6454SAndrew Thompson udev->ddesc.iSerialNumber) { 157002ac6454SAndrew Thompson /* read out the language ID string */ 1571e2805033SAndrew Thompson err = usb2_req_get_string_desc(udev, NULL, 157202ac6454SAndrew Thompson (char *)scratch_ptr, 4, scratch_size, 157302ac6454SAndrew Thompson USB_LANGUAGE_TABLE); 157402ac6454SAndrew Thompson } else { 157502ac6454SAndrew Thompson err = USB_ERR_INVAL; 157602ac6454SAndrew Thompson } 157702ac6454SAndrew Thompson 157802ac6454SAndrew Thompson if (err || (scratch_ptr[0] < 4)) { 157902ac6454SAndrew Thompson udev->flags.no_strings = 1; 158002ac6454SAndrew Thompson } else { 158102ac6454SAndrew Thompson /* pick the first language as the default */ 158202ac6454SAndrew Thompson udev->langid = UGETW(scratch_ptr + 2); 158302ac6454SAndrew Thompson } 158402ac6454SAndrew Thompson 158502ac6454SAndrew Thompson /* assume 100mA bus powered for now. Changed when configured. */ 158602ac6454SAndrew Thompson udev->power = USB_MIN_POWER; 158702ac6454SAndrew Thompson 158802ac6454SAndrew Thompson /* get serial number string */ 158902ac6454SAndrew Thompson err = usb2_req_get_string_any 1590e2805033SAndrew Thompson (udev, NULL, (char *)scratch_ptr, 159102ac6454SAndrew Thompson scratch_size, udev->ddesc.iSerialNumber); 159202ac6454SAndrew Thompson 159302ac6454SAndrew Thompson strlcpy(udev->serial, (char *)scratch_ptr, sizeof(udev->serial)); 159402ac6454SAndrew Thompson 159502ac6454SAndrew Thompson /* get manufacturer string */ 159602ac6454SAndrew Thompson err = usb2_req_get_string_any 1597e2805033SAndrew Thompson (udev, NULL, (char *)scratch_ptr, 159802ac6454SAndrew Thompson scratch_size, udev->ddesc.iManufacturer); 159902ac6454SAndrew Thompson 160002ac6454SAndrew Thompson strlcpy(udev->manufacturer, (char *)scratch_ptr, sizeof(udev->manufacturer)); 160102ac6454SAndrew Thompson 160202ac6454SAndrew Thompson /* get product string */ 160302ac6454SAndrew Thompson err = usb2_req_get_string_any 1604e2805033SAndrew Thompson (udev, NULL, (char *)scratch_ptr, 160502ac6454SAndrew Thompson scratch_size, udev->ddesc.iProduct); 160602ac6454SAndrew Thompson 160702ac6454SAndrew Thompson strlcpy(udev->product, (char *)scratch_ptr, sizeof(udev->product)); 160802ac6454SAndrew Thompson 160902ac6454SAndrew Thompson /* finish up all the strings */ 161002ac6454SAndrew Thompson usb2_check_strings(udev); 161102ac6454SAndrew Thompson 161202ac6454SAndrew Thompson if (udev->flags.usb2_mode == USB_MODE_HOST) { 161302ac6454SAndrew Thompson uint8_t config_index; 161402ac6454SAndrew Thompson uint8_t config_quirk; 161502ac6454SAndrew Thompson uint8_t set_config_failed = 0; 161602ac6454SAndrew Thompson 161702ac6454SAndrew Thompson /* 161802ac6454SAndrew Thompson * Most USB devices should attach to config index 0 by 161902ac6454SAndrew Thompson * default 162002ac6454SAndrew Thompson */ 162102ac6454SAndrew Thompson if (usb2_test_quirk(&uaa, UQ_CFG_INDEX_0)) { 162202ac6454SAndrew Thompson config_index = 0; 162302ac6454SAndrew Thompson config_quirk = 1; 162402ac6454SAndrew Thompson } else if (usb2_test_quirk(&uaa, UQ_CFG_INDEX_1)) { 162502ac6454SAndrew Thompson config_index = 1; 162602ac6454SAndrew Thompson config_quirk = 1; 162702ac6454SAndrew Thompson } else if (usb2_test_quirk(&uaa, UQ_CFG_INDEX_2)) { 162802ac6454SAndrew Thompson config_index = 2; 162902ac6454SAndrew Thompson config_quirk = 1; 163002ac6454SAndrew Thompson } else if (usb2_test_quirk(&uaa, UQ_CFG_INDEX_3)) { 163102ac6454SAndrew Thompson config_index = 3; 163202ac6454SAndrew Thompson config_quirk = 1; 163302ac6454SAndrew Thompson } else if (usb2_test_quirk(&uaa, UQ_CFG_INDEX_4)) { 163402ac6454SAndrew Thompson config_index = 4; 163502ac6454SAndrew Thompson config_quirk = 1; 163602ac6454SAndrew Thompson } else { 163702ac6454SAndrew Thompson config_index = 0; 163802ac6454SAndrew Thompson config_quirk = 0; 163902ac6454SAndrew Thompson } 164002ac6454SAndrew Thompson 164102ac6454SAndrew Thompson repeat_set_config: 164202ac6454SAndrew Thompson 164302ac6454SAndrew Thompson DPRINTF("setting config %u\n", config_index); 164402ac6454SAndrew Thompson 164502ac6454SAndrew Thompson /* get the USB device configured */ 164602ac6454SAndrew Thompson sx_xlock(udev->default_sx + 1); 164702ac6454SAndrew Thompson err = usb2_set_config_index(udev, config_index); 164802ac6454SAndrew Thompson sx_unlock(udev->default_sx + 1); 164902ac6454SAndrew Thompson if (err) { 165002ac6454SAndrew Thompson if (udev->ddesc.bNumConfigurations != 0) { 165102ac6454SAndrew Thompson if (!set_config_failed) { 165202ac6454SAndrew Thompson set_config_failed = 1; 165302ac6454SAndrew Thompson /* XXX try to re-enumerate the device */ 165402ac6454SAndrew Thompson err = usb2_req_re_enumerate( 1655e2805033SAndrew Thompson udev, NULL); 165602ac6454SAndrew Thompson if (err == 0) 165702ac6454SAndrew Thompson goto repeat_set_config; 165802ac6454SAndrew Thompson } 165902ac6454SAndrew Thompson DPRINTFN(0, "Failure selecting " 166002ac6454SAndrew Thompson "configuration index %u: %s, port %u, " 166102ac6454SAndrew Thompson "addr %u (ignored)\n", 166202ac6454SAndrew Thompson config_index, usb2_errstr(err), udev->port_no, 166302ac6454SAndrew Thompson udev->address); 166402ac6454SAndrew Thompson } 166502ac6454SAndrew Thompson /* 166602ac6454SAndrew Thompson * Some USB devices do not have any 166702ac6454SAndrew Thompson * configurations. Ignore any set config 166802ac6454SAndrew Thompson * failures! 166902ac6454SAndrew Thompson */ 167002ac6454SAndrew Thompson err = 0; 167102ac6454SAndrew Thompson } else if (config_quirk) { 167202ac6454SAndrew Thompson /* user quirk selects configuration index */ 167302ac6454SAndrew Thompson } else if ((config_index + 1) < udev->ddesc.bNumConfigurations) { 167402ac6454SAndrew Thompson 167502ac6454SAndrew Thompson if ((udev->cdesc->bNumInterface < 2) && 167602ac6454SAndrew Thompson (usb2_get_no_endpoints(udev->cdesc) == 0)) { 167702ac6454SAndrew Thompson DPRINTFN(0, "Found no endpoints " 167802ac6454SAndrew Thompson "(trying next config)!\n"); 167902ac6454SAndrew Thompson config_index++; 168002ac6454SAndrew Thompson goto repeat_set_config; 168102ac6454SAndrew Thompson } 168202ac6454SAndrew Thompson if (config_index == 0) { 168302ac6454SAndrew Thompson /* 168402ac6454SAndrew Thompson * Try to figure out if we have an 168502ac6454SAndrew Thompson * auto-install disk there: 168602ac6454SAndrew Thompson */ 168702ac6454SAndrew Thompson if (usb2_test_autoinstall(udev, 0, 0) == 0) { 168802ac6454SAndrew Thompson DPRINTFN(0, "Found possible auto-install " 168902ac6454SAndrew Thompson "disk (trying next config)\n"); 169002ac6454SAndrew Thompson config_index++; 169102ac6454SAndrew Thompson goto repeat_set_config; 169202ac6454SAndrew Thompson } 169302ac6454SAndrew Thompson } 169402ac6454SAndrew Thompson } else if (usb2_test_huawei_autoinst_p(udev, &uaa) == 0) { 169502ac6454SAndrew Thompson DPRINTFN(0, "Found Huawei auto-install disk!\n"); 169602ac6454SAndrew Thompson err = USB_ERR_STALLED; /* fake an error */ 169702ac6454SAndrew Thompson } 169802ac6454SAndrew Thompson } else { 169902ac6454SAndrew Thompson err = 0; /* set success */ 170002ac6454SAndrew Thompson } 170102ac6454SAndrew Thompson 170202ac6454SAndrew Thompson DPRINTF("new dev (addr %d), udev=%p, parent_hub=%p\n", 170302ac6454SAndrew Thompson udev->address, udev, udev->parent_hub); 170402ac6454SAndrew Thompson 170502ac6454SAndrew Thompson /* register our device - we are ready */ 170602ac6454SAndrew Thompson usb2_bus_port_set_device(bus, parent_hub ? 170702ac6454SAndrew Thompson parent_hub->hub->ports + port_index : NULL, udev, device_index); 170802ac6454SAndrew Thompson 1709ee3e3ff5SAndrew Thompson /* Link and announce the ugen device name */ 17100f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 1711ee3e3ff5SAndrew Thompson udev->ugen_symlink = usb2_alloc_symlink(udev->ugen_name); 17120f6e8f93SAndrew Thompson #endif 1713ee3e3ff5SAndrew Thompson printf("%s: <%s> at %s\n", udev->ugen_name, udev->manufacturer, 171402ac6454SAndrew Thompson device_get_nameunit(udev->bus->bdev)); 171502ac6454SAndrew Thompson 171602ac6454SAndrew Thompson usb2_notify_addq("+", udev); 171702ac6454SAndrew Thompson done: 171802ac6454SAndrew Thompson if (err) { 171902ac6454SAndrew Thompson /* free device */ 172002ac6454SAndrew Thompson usb2_free_device(udev); 172102ac6454SAndrew Thompson udev = NULL; 172202ac6454SAndrew Thompson } 172302ac6454SAndrew Thompson return (udev); 172402ac6454SAndrew Thompson } 172502ac6454SAndrew Thompson 17260f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 1727ee3e3ff5SAndrew Thompson static struct cdev * 1728f5f145baSAndrew Thompson usb2_make_dev(struct usb2_device *udev, int ep, int mode) 1729ee3e3ff5SAndrew Thompson { 1730ee3e3ff5SAndrew Thompson struct usb2_fs_privdata* pd; 1731ee3e3ff5SAndrew Thompson char devname[20]; 1732ee3e3ff5SAndrew Thompson 1733ee3e3ff5SAndrew Thompson /* Store information to locate ourselves again later */ 1734ee3e3ff5SAndrew Thompson pd = malloc(sizeof(struct usb2_fs_privdata), M_USBDEV, 1735ee3e3ff5SAndrew Thompson M_WAITOK | M_ZERO); 1736ee3e3ff5SAndrew Thompson pd->bus_index = device_get_unit(udev->bus->bdev); 1737ee3e3ff5SAndrew Thompson pd->dev_index = udev->device_index; 1738ee3e3ff5SAndrew Thompson pd->ep_addr = ep; 1739ee3e3ff5SAndrew Thompson pd->mode = mode; 1740ee3e3ff5SAndrew Thompson 1741ee3e3ff5SAndrew Thompson /* Now, create the device itself */ 1742f5f145baSAndrew Thompson snprintf(devname, sizeof(devname), "%u.%u.%u", 1743f35aaff0SAndrew Thompson pd->bus_index, pd->dev_index, pd->ep_addr); 1744ee3e3ff5SAndrew Thompson pd->cdev = make_dev(&usb2_devsw, 0, UID_ROOT, 1745ee3e3ff5SAndrew Thompson GID_OPERATOR, 0600, USB_DEVICE_DIR "/%s", devname); 1746ee3e3ff5SAndrew Thompson pd->cdev->si_drv1 = pd; 1747ee3e3ff5SAndrew Thompson 1748ee3e3ff5SAndrew Thompson return (pd->cdev); 1749ee3e3ff5SAndrew Thompson } 1750ee3e3ff5SAndrew Thompson 1751ee3e3ff5SAndrew Thompson static void 1752ee3e3ff5SAndrew Thompson usb2_cdev_create(struct usb2_device *udev) 1753ee3e3ff5SAndrew Thompson { 1754f35aaff0SAndrew Thompson struct usb2_config_descriptor *cd; 1755f5f145baSAndrew Thompson struct usb2_endpoint_descriptor *ed; 1756f5f145baSAndrew Thompson struct usb2_descriptor *desc; 1757ee3e3ff5SAndrew Thompson struct usb2_fs_privdata* pd; 1758ee3e3ff5SAndrew Thompson struct cdev *dev; 1759f5f145baSAndrew Thompson int inmode, outmode, inmask, outmask, mode; 1760f5f145baSAndrew Thompson uint8_t ep; 1761ee3e3ff5SAndrew Thompson 1762ee3e3ff5SAndrew Thompson KASSERT(LIST_FIRST(&udev->pd_list) == NULL, ("stale cdev entries")); 1763ee3e3ff5SAndrew Thompson 1764ee3e3ff5SAndrew Thompson DPRINTFN(2, "Creating device nodes\n"); 1765ee3e3ff5SAndrew Thompson 1766ee3e3ff5SAndrew Thompson if (usb2_get_mode(udev) == USB_MODE_DEVICE) { 1767ee3e3ff5SAndrew Thompson inmode = FWRITE; 1768ee3e3ff5SAndrew Thompson outmode = FREAD; 1769ee3e3ff5SAndrew Thompson } else { /* USB_MODE_HOST */ 1770ee3e3ff5SAndrew Thompson inmode = FREAD; 1771ee3e3ff5SAndrew Thompson outmode = FWRITE; 1772ee3e3ff5SAndrew Thompson } 1773ee3e3ff5SAndrew Thompson 1774f5f145baSAndrew Thompson inmask = 0; 1775f5f145baSAndrew Thompson outmask = 0; 1776f5f145baSAndrew Thompson desc = NULL; 1777f5f145baSAndrew Thompson 1778f5f145baSAndrew Thompson /* 1779f5f145baSAndrew Thompson * Collect all used endpoint numbers instead of just 1780f5f145baSAndrew Thompson * generating 16 static endpoints. 1781f5f145baSAndrew Thompson */ 1782f35aaff0SAndrew Thompson cd = usb2_get_config_descriptor(udev); 1783f5f145baSAndrew Thompson while ((desc = usb2_desc_foreach(cd, desc))) { 1784f5f145baSAndrew Thompson /* filter out all endpoint descriptors */ 1785f5f145baSAndrew Thompson if ((desc->bDescriptorType == UDESC_ENDPOINT) && 1786f5f145baSAndrew Thompson (desc->bLength >= sizeof(*ed))) { 1787f5f145baSAndrew Thompson ed = (struct usb2_endpoint_descriptor *)desc; 1788f5f145baSAndrew Thompson 1789f5f145baSAndrew Thompson /* update masks */ 1790f5f145baSAndrew Thompson ep = ed->bEndpointAddress; 1791f5f145baSAndrew Thompson if (UE_GET_DIR(ep) == UE_DIR_OUT) 1792f5f145baSAndrew Thompson outmask |= 1 << UE_GET_ADDR(ep); 1793f5f145baSAndrew Thompson else 1794f5f145baSAndrew Thompson inmask |= 1 << UE_GET_ADDR(ep); 1795f5f145baSAndrew Thompson } 1796f5f145baSAndrew Thompson } 1797ee3e3ff5SAndrew Thompson 1798ee3e3ff5SAndrew Thompson /* Create all available endpoints except EP0 */ 1799ee3e3ff5SAndrew Thompson for (ep = 1; ep < 16; ep++) { 1800f5f145baSAndrew Thompson mode = inmask & (1 << ep) ? inmode : 0; 1801f5f145baSAndrew Thompson mode |= outmask & (1 << ep) ? outmode : 0; 1802ee3e3ff5SAndrew Thompson if (mode == 0) 1803ee3e3ff5SAndrew Thompson continue; /* no IN or OUT endpoint */ 1804ee3e3ff5SAndrew Thompson 1805f5f145baSAndrew Thompson dev = usb2_make_dev(udev, ep, mode); 1806ee3e3ff5SAndrew Thompson pd = dev->si_drv1; 1807ee3e3ff5SAndrew Thompson LIST_INSERT_HEAD(&udev->pd_list, pd, pd_next); 1808ee3e3ff5SAndrew Thompson } 1809ee3e3ff5SAndrew Thompson } 1810ee3e3ff5SAndrew Thompson 1811ee3e3ff5SAndrew Thompson static void 1812ee3e3ff5SAndrew Thompson usb2_cdev_free(struct usb2_device *udev) 1813ee3e3ff5SAndrew Thompson { 1814ee3e3ff5SAndrew Thompson struct usb2_fs_privdata* pd; 1815ee3e3ff5SAndrew Thompson 1816ee3e3ff5SAndrew Thompson DPRINTFN(2, "Freeing device nodes\n"); 1817ee3e3ff5SAndrew Thompson 1818ee3e3ff5SAndrew Thompson while ((pd = LIST_FIRST(&udev->pd_list)) != NULL) { 1819ee3e3ff5SAndrew Thompson KASSERT(pd->cdev->si_drv1 == pd, ("privdata corrupt")); 1820ee3e3ff5SAndrew Thompson KASSERT(pd->ep_addr > 0, ("freeing EP0")); 1821ee3e3ff5SAndrew Thompson 1822ee3e3ff5SAndrew Thompson destroy_dev_sched_cb(pd->cdev, usb2_cdev_cleanup, pd); 1823ee3e3ff5SAndrew Thompson pd->cdev = NULL; 1824ee3e3ff5SAndrew Thompson LIST_REMOVE(pd, pd_next); 1825ee3e3ff5SAndrew Thompson } 1826ee3e3ff5SAndrew Thompson } 1827ee3e3ff5SAndrew Thompson 1828ee3e3ff5SAndrew Thompson static void 1829ee3e3ff5SAndrew Thompson usb2_cdev_cleanup(void* arg) 1830ee3e3ff5SAndrew Thompson { 1831ee3e3ff5SAndrew Thompson free(arg, M_USBDEV); 1832ee3e3ff5SAndrew Thompson } 18330f6e8f93SAndrew Thompson #endif 1834ee3e3ff5SAndrew Thompson 183502ac6454SAndrew Thompson /*------------------------------------------------------------------------* 183602ac6454SAndrew Thompson * usb2_free_device 183702ac6454SAndrew Thompson * 183802ac6454SAndrew Thompson * This function is NULL safe and will free an USB device. 183902ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 184002ac6454SAndrew Thompson void 184102ac6454SAndrew Thompson usb2_free_device(struct usb2_device *udev) 184202ac6454SAndrew Thompson { 1843ee3e3ff5SAndrew Thompson struct usb2_bus *bus = udev->bus;; 184402ac6454SAndrew Thompson 184502ac6454SAndrew Thompson DPRINTFN(4, "udev=%p port=%d\n", udev, udev->port_no); 184602ac6454SAndrew Thompson 184702ac6454SAndrew Thompson usb2_notify_addq("-", udev); 184802ac6454SAndrew Thompson 1849ee3e3ff5SAndrew Thompson printf("%s: <%s> at %s (disconnected)\n", udev->ugen_name, 1850ee3e3ff5SAndrew Thompson udev->manufacturer, device_get_nameunit(bus->bdev)); 185102ac6454SAndrew Thompson 1852ee3e3ff5SAndrew Thompson /* Destroy UGEN symlink, if any */ 185302ac6454SAndrew Thompson if (udev->ugen_symlink) { 18540f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 185502ac6454SAndrew Thompson usb2_free_symlink(udev->ugen_symlink); 18560f6e8f93SAndrew Thompson #endif 185702ac6454SAndrew Thompson udev->ugen_symlink = NULL; 185802ac6454SAndrew Thompson } 185902ac6454SAndrew Thompson /* 186002ac6454SAndrew Thompson * Unregister our device first which will prevent any further 186102ac6454SAndrew Thompson * references: 186202ac6454SAndrew Thompson */ 186302ac6454SAndrew Thompson usb2_bus_port_set_device(bus, udev->parent_hub ? 186402ac6454SAndrew Thompson udev->parent_hub->hub->ports + udev->port_index : NULL, 186502ac6454SAndrew Thompson NULL, USB_ROOT_HUB_ADDR); 186602ac6454SAndrew Thompson 18670f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 186802ac6454SAndrew Thompson /* wait for all pending references to go away: */ 186902ac6454SAndrew Thompson 187002ac6454SAndrew Thompson mtx_lock(&usb2_ref_lock); 187102ac6454SAndrew Thompson udev->refcount--; 187202ac6454SAndrew Thompson while (udev->refcount != 0) { 187302ac6454SAndrew Thompson usb2_cv_wait(udev->default_cv + 1, &usb2_ref_lock); 187402ac6454SAndrew Thompson } 187502ac6454SAndrew Thompson mtx_unlock(&usb2_ref_lock); 18760f6e8f93SAndrew Thompson #endif 187702ac6454SAndrew Thompson 187802ac6454SAndrew Thompson if (udev->flags.usb2_mode == USB_MODE_DEVICE) { 187902ac6454SAndrew Thompson /* stop receiving any control transfers (Device Side Mode) */ 188002ac6454SAndrew Thompson usb2_transfer_unsetup(udev->default_xfer, USB_DEFAULT_XFER_MAX); 188102ac6454SAndrew Thompson } 18820f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 188302ac6454SAndrew Thompson /* free all FIFOs */ 188402ac6454SAndrew Thompson usb2_fifo_free_wrap(udev, USB_IFACE_INDEX_ANY, 1); 188502ac6454SAndrew Thompson 188602ac6454SAndrew Thompson /* 188702ac6454SAndrew Thompson * Free all interface related data and FIFOs, if any. 188802ac6454SAndrew Thompson */ 1889ee3e3ff5SAndrew Thompson usb2_cdev_free(udev); 18900f6e8f93SAndrew Thompson #endif 189102ac6454SAndrew Thompson usb2_free_iface_data(udev); 18920f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 1893ee3e3ff5SAndrew Thompson destroy_dev_sched_cb(udev->default_dev, usb2_cdev_cleanup, 1894ee3e3ff5SAndrew Thompson udev->default_dev->si_drv1); 18950f6e8f93SAndrew Thompson #endif 189602ac6454SAndrew Thompson 189702ac6454SAndrew Thompson /* unsetup any leftover default USB transfers */ 189802ac6454SAndrew Thompson usb2_transfer_unsetup(udev->default_xfer, USB_DEFAULT_XFER_MAX); 189902ac6454SAndrew Thompson 190002ac6454SAndrew Thompson /* template unsetup, if any */ 190102ac6454SAndrew Thompson (usb2_temp_unsetup_p) (udev); 190202ac6454SAndrew Thompson 190302ac6454SAndrew Thompson /* 190402ac6454SAndrew Thompson * Make sure that our clear-stall messages are not queued 190502ac6454SAndrew Thompson * anywhere: 190602ac6454SAndrew Thompson */ 190702ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 190802ac6454SAndrew Thompson usb2_proc_mwait(&udev->bus->non_giant_callback_proc, 190902ac6454SAndrew Thompson &udev->cs_msg[0], &udev->cs_msg[1]); 191002ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 191102ac6454SAndrew Thompson 191202ac6454SAndrew Thompson sx_destroy(udev->default_sx); 191302ac6454SAndrew Thompson sx_destroy(udev->default_sx + 1); 191402ac6454SAndrew Thompson 191502ac6454SAndrew Thompson usb2_cv_destroy(udev->default_cv); 191602ac6454SAndrew Thompson usb2_cv_destroy(udev->default_cv + 1); 191702ac6454SAndrew Thompson 191802ac6454SAndrew Thompson mtx_destroy(udev->default_mtx); 1919ee3e3ff5SAndrew Thompson KASSERT(LIST_FIRST(&udev->pd_list) == NULL, ("leaked cdev entries")); 192002ac6454SAndrew Thompson 192102ac6454SAndrew Thompson /* free device */ 192202ac6454SAndrew Thompson free(udev, M_USB); 192302ac6454SAndrew Thompson } 192402ac6454SAndrew Thompson 192502ac6454SAndrew Thompson /*------------------------------------------------------------------------* 192602ac6454SAndrew Thompson * usb2_get_iface 192702ac6454SAndrew Thompson * 192802ac6454SAndrew Thompson * This function is the safe way to get the USB interface structure 192902ac6454SAndrew Thompson * pointer by interface index. 193002ac6454SAndrew Thompson * 193102ac6454SAndrew Thompson * Return values: 193202ac6454SAndrew Thompson * NULL: Interface not present. 193302ac6454SAndrew Thompson * Else: Pointer to USB interface structure. 193402ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 193502ac6454SAndrew Thompson struct usb2_interface * 193602ac6454SAndrew Thompson usb2_get_iface(struct usb2_device *udev, uint8_t iface_index) 193702ac6454SAndrew Thompson { 193802ac6454SAndrew Thompson struct usb2_interface *iface = udev->ifaces + iface_index; 193902ac6454SAndrew Thompson 194002ac6454SAndrew Thompson if ((iface < udev->ifaces) || 194102ac6454SAndrew Thompson (iface_index >= USB_IFACE_MAX) || 194202ac6454SAndrew Thompson (udev->cdesc == NULL) || 194302ac6454SAndrew Thompson (iface_index >= udev->cdesc->bNumInterface)) { 194402ac6454SAndrew Thompson return (NULL); 194502ac6454SAndrew Thompson } 194602ac6454SAndrew Thompson return (iface); 194702ac6454SAndrew Thompson } 194802ac6454SAndrew Thompson 194902ac6454SAndrew Thompson /*------------------------------------------------------------------------* 195002ac6454SAndrew Thompson * usb2_find_descriptor 195102ac6454SAndrew Thompson * 195202ac6454SAndrew Thompson * This function will lookup the first descriptor that matches the 195302ac6454SAndrew Thompson * criteria given by the arguments "type" and "subtype". Descriptors 195402ac6454SAndrew Thompson * will only be searched within the interface having the index 195502ac6454SAndrew Thompson * "iface_index". If the "id" argument points to an USB descriptor, 195602ac6454SAndrew Thompson * it will be skipped before the search is started. This allows 195702ac6454SAndrew Thompson * searching for multiple descriptors using the same criteria. Else 195802ac6454SAndrew Thompson * the search is started after the interface descriptor. 195902ac6454SAndrew Thompson * 196002ac6454SAndrew Thompson * Return values: 196102ac6454SAndrew Thompson * NULL: End of descriptors 196202ac6454SAndrew Thompson * Else: A descriptor matching the criteria 196302ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 196402ac6454SAndrew Thompson void * 196502ac6454SAndrew Thompson usb2_find_descriptor(struct usb2_device *udev, void *id, uint8_t iface_index, 196602ac6454SAndrew Thompson uint8_t type, uint8_t type_mask, 196702ac6454SAndrew Thompson uint8_t subtype, uint8_t subtype_mask) 196802ac6454SAndrew Thompson { 196902ac6454SAndrew Thompson struct usb2_descriptor *desc; 197002ac6454SAndrew Thompson struct usb2_config_descriptor *cd; 197102ac6454SAndrew Thompson struct usb2_interface *iface; 197202ac6454SAndrew Thompson 197302ac6454SAndrew Thompson cd = usb2_get_config_descriptor(udev); 197402ac6454SAndrew Thompson if (cd == NULL) { 197502ac6454SAndrew Thompson return (NULL); 197602ac6454SAndrew Thompson } 197702ac6454SAndrew Thompson if (id == NULL) { 197802ac6454SAndrew Thompson iface = usb2_get_iface(udev, iface_index); 197902ac6454SAndrew Thompson if (iface == NULL) { 198002ac6454SAndrew Thompson return (NULL); 198102ac6454SAndrew Thompson } 198202ac6454SAndrew Thompson id = usb2_get_interface_descriptor(iface); 198302ac6454SAndrew Thompson if (id == NULL) { 198402ac6454SAndrew Thompson return (NULL); 198502ac6454SAndrew Thompson } 198602ac6454SAndrew Thompson } 198702ac6454SAndrew Thompson desc = (void *)id; 198802ac6454SAndrew Thompson 198902ac6454SAndrew Thompson while ((desc = usb2_desc_foreach(cd, desc))) { 199002ac6454SAndrew Thompson 199102ac6454SAndrew Thompson if (desc->bDescriptorType == UDESC_INTERFACE) { 199202ac6454SAndrew Thompson break; 199302ac6454SAndrew Thompson } 199402ac6454SAndrew Thompson if (((desc->bDescriptorType & type_mask) == type) && 199502ac6454SAndrew Thompson ((desc->bDescriptorSubtype & subtype_mask) == subtype)) { 199602ac6454SAndrew Thompson return (desc); 199702ac6454SAndrew Thompson } 199802ac6454SAndrew Thompson } 199902ac6454SAndrew Thompson return (NULL); 200002ac6454SAndrew Thompson } 200102ac6454SAndrew Thompson 200202ac6454SAndrew Thompson /*------------------------------------------------------------------------* 200302ac6454SAndrew Thompson * usb2_devinfo 200402ac6454SAndrew Thompson * 200502ac6454SAndrew Thompson * This function will dump information from the device descriptor 200602ac6454SAndrew Thompson * belonging to the USB device pointed to by "udev", to the string 200702ac6454SAndrew Thompson * pointed to by "dst_ptr" having a maximum length of "dst_len" bytes 200802ac6454SAndrew Thompson * including the terminating zero. 200902ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 201002ac6454SAndrew Thompson void 201102ac6454SAndrew Thompson usb2_devinfo(struct usb2_device *udev, char *dst_ptr, uint16_t dst_len) 201202ac6454SAndrew Thompson { 201302ac6454SAndrew Thompson struct usb2_device_descriptor *udd = &udev->ddesc; 201402ac6454SAndrew Thompson uint16_t bcdDevice; 201502ac6454SAndrew Thompson uint16_t bcdUSB; 201602ac6454SAndrew Thompson 201702ac6454SAndrew Thompson bcdUSB = UGETW(udd->bcdUSB); 201802ac6454SAndrew Thompson bcdDevice = UGETW(udd->bcdDevice); 201902ac6454SAndrew Thompson 202002ac6454SAndrew Thompson if (udd->bDeviceClass != 0xFF) { 202102ac6454SAndrew Thompson snprintf(dst_ptr, dst_len, "%s %s, class %d/%d, rev %x.%02x/" 202202ac6454SAndrew Thompson "%x.%02x, addr %d", udev->manufacturer, udev->product, 202302ac6454SAndrew Thompson udd->bDeviceClass, udd->bDeviceSubClass, 202402ac6454SAndrew Thompson (bcdUSB >> 8), bcdUSB & 0xFF, 202502ac6454SAndrew Thompson (bcdDevice >> 8), bcdDevice & 0xFF, 202602ac6454SAndrew Thompson udev->address); 202702ac6454SAndrew Thompson } else { 202802ac6454SAndrew Thompson snprintf(dst_ptr, dst_len, "%s %s, rev %x.%02x/" 202902ac6454SAndrew Thompson "%x.%02x, addr %d", udev->manufacturer, udev->product, 203002ac6454SAndrew Thompson (bcdUSB >> 8), bcdUSB & 0xFF, 203102ac6454SAndrew Thompson (bcdDevice >> 8), bcdDevice & 0xFF, 203202ac6454SAndrew Thompson udev->address); 203302ac6454SAndrew Thompson } 203402ac6454SAndrew Thompson } 203502ac6454SAndrew Thompson 203602ac6454SAndrew Thompson #if USB_VERBOSE 203702ac6454SAndrew Thompson /* 203802ac6454SAndrew Thompson * Descriptions of of known vendors and devices ("products"). 203902ac6454SAndrew Thompson */ 204002ac6454SAndrew Thompson struct usb_knowndev { 204102ac6454SAndrew Thompson uint16_t vendor; 204202ac6454SAndrew Thompson uint16_t product; 204302ac6454SAndrew Thompson uint32_t flags; 204402ac6454SAndrew Thompson const char *vendorname; 204502ac6454SAndrew Thompson const char *productname; 204602ac6454SAndrew Thompson }; 204702ac6454SAndrew Thompson 204802ac6454SAndrew Thompson #define USB_KNOWNDEV_NOPROD 0x01 /* match on vendor only */ 204902ac6454SAndrew Thompson 205002ac6454SAndrew Thompson #include "usbdevs.h" 205102ac6454SAndrew Thompson #include "usbdevs_data.h" 205202ac6454SAndrew Thompson #endif /* USB_VERBOSE */ 205302ac6454SAndrew Thompson 205402ac6454SAndrew Thompson /*------------------------------------------------------------------------* 205502ac6454SAndrew Thompson * usb2_check_strings 205602ac6454SAndrew Thompson * 205702ac6454SAndrew Thompson * This function checks the manufacturer and product strings and will 205802ac6454SAndrew Thompson * fill in defaults for missing strings. 205902ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 206002ac6454SAndrew Thompson static void 206102ac6454SAndrew Thompson usb2_check_strings(struct usb2_device *udev) 206202ac6454SAndrew Thompson { 206302ac6454SAndrew Thompson struct usb2_device_descriptor *udd = &udev->ddesc; 206402ac6454SAndrew Thompson const char *vendor; 206502ac6454SAndrew Thompson const char *product; 206602ac6454SAndrew Thompson 206702ac6454SAndrew Thompson #if USB_VERBOSE 206802ac6454SAndrew Thompson const struct usb_knowndev *kdp; 206902ac6454SAndrew Thompson 207002ac6454SAndrew Thompson #endif 207102ac6454SAndrew Thompson uint16_t vendor_id; 207202ac6454SAndrew Thompson uint16_t product_id; 207302ac6454SAndrew Thompson 207402ac6454SAndrew Thompson usb2_trim_spaces(udev->manufacturer); 207502ac6454SAndrew Thompson usb2_trim_spaces(udev->product); 207602ac6454SAndrew Thompson 207702ac6454SAndrew Thompson if (udev->manufacturer[0]) { 207802ac6454SAndrew Thompson vendor = udev->manufacturer; 207902ac6454SAndrew Thompson } else { 208002ac6454SAndrew Thompson vendor = NULL; 208102ac6454SAndrew Thompson } 208202ac6454SAndrew Thompson 208302ac6454SAndrew Thompson if (udev->product[0]) { 208402ac6454SAndrew Thompson product = udev->product; 208502ac6454SAndrew Thompson } else { 208602ac6454SAndrew Thompson product = NULL; 208702ac6454SAndrew Thompson } 208802ac6454SAndrew Thompson 208902ac6454SAndrew Thompson vendor_id = UGETW(udd->idVendor); 209002ac6454SAndrew Thompson product_id = UGETW(udd->idProduct); 209102ac6454SAndrew Thompson 209202ac6454SAndrew Thompson #if USB_VERBOSE 209302ac6454SAndrew Thompson if (vendor == NULL || product == NULL) { 209402ac6454SAndrew Thompson 209502ac6454SAndrew Thompson for (kdp = usb_knowndevs; 209602ac6454SAndrew Thompson kdp->vendorname != NULL; 209702ac6454SAndrew Thompson kdp++) { 209802ac6454SAndrew Thompson if (kdp->vendor == vendor_id && 209902ac6454SAndrew Thompson (kdp->product == product_id || 210002ac6454SAndrew Thompson (kdp->flags & USB_KNOWNDEV_NOPROD) != 0)) 210102ac6454SAndrew Thompson break; 210202ac6454SAndrew Thompson } 210302ac6454SAndrew Thompson if (kdp->vendorname != NULL) { 210402ac6454SAndrew Thompson if (vendor == NULL) 210502ac6454SAndrew Thompson vendor = kdp->vendorname; 210602ac6454SAndrew Thompson if (product == NULL) 210702ac6454SAndrew Thompson product = (kdp->flags & USB_KNOWNDEV_NOPROD) == 0 ? 210802ac6454SAndrew Thompson kdp->productname : NULL; 210902ac6454SAndrew Thompson } 211002ac6454SAndrew Thompson } 211102ac6454SAndrew Thompson #endif 211202ac6454SAndrew Thompson if (vendor && *vendor) { 211302ac6454SAndrew Thompson if (udev->manufacturer != vendor) { 211402ac6454SAndrew Thompson strlcpy(udev->manufacturer, vendor, 211502ac6454SAndrew Thompson sizeof(udev->manufacturer)); 211602ac6454SAndrew Thompson } 211702ac6454SAndrew Thompson } else { 211802ac6454SAndrew Thompson snprintf(udev->manufacturer, 211902ac6454SAndrew Thompson sizeof(udev->manufacturer), "vendor 0x%04x", vendor_id); 212002ac6454SAndrew Thompson } 212102ac6454SAndrew Thompson 212202ac6454SAndrew Thompson if (product && *product) { 212302ac6454SAndrew Thompson if (udev->product != product) { 212402ac6454SAndrew Thompson strlcpy(udev->product, product, 212502ac6454SAndrew Thompson sizeof(udev->product)); 212602ac6454SAndrew Thompson } 212702ac6454SAndrew Thompson } else { 212802ac6454SAndrew Thompson snprintf(udev->product, 212902ac6454SAndrew Thompson sizeof(udev->product), "product 0x%04x", product_id); 213002ac6454SAndrew Thompson } 213102ac6454SAndrew Thompson } 213202ac6454SAndrew Thompson 213302ac6454SAndrew Thompson /* 213402ac6454SAndrew Thompson * Returns: 213502ac6454SAndrew Thompson * See: USB_MODE_XXX 213602ac6454SAndrew Thompson */ 213702ac6454SAndrew Thompson uint8_t 213802ac6454SAndrew Thompson usb2_get_mode(struct usb2_device *udev) 213902ac6454SAndrew Thompson { 214002ac6454SAndrew Thompson return (udev->flags.usb2_mode); 214102ac6454SAndrew Thompson } 214202ac6454SAndrew Thompson 214302ac6454SAndrew Thompson /* 214402ac6454SAndrew Thompson * Returns: 214502ac6454SAndrew Thompson * See: USB_SPEED_XXX 214602ac6454SAndrew Thompson */ 214702ac6454SAndrew Thompson uint8_t 214802ac6454SAndrew Thompson usb2_get_speed(struct usb2_device *udev) 214902ac6454SAndrew Thompson { 215002ac6454SAndrew Thompson return (udev->speed); 215102ac6454SAndrew Thompson } 215202ac6454SAndrew Thompson 215302ac6454SAndrew Thompson uint32_t 215402ac6454SAndrew Thompson usb2_get_isoc_fps(struct usb2_device *udev) 215502ac6454SAndrew Thompson { 215602ac6454SAndrew Thompson ; /* indent fix */ 215702ac6454SAndrew Thompson switch (udev->speed) { 215802ac6454SAndrew Thompson case USB_SPEED_LOW: 215902ac6454SAndrew Thompson case USB_SPEED_FULL: 216002ac6454SAndrew Thompson return (1000); 216102ac6454SAndrew Thompson default: 216202ac6454SAndrew Thompson return (8000); 216302ac6454SAndrew Thompson } 216402ac6454SAndrew Thompson } 216502ac6454SAndrew Thompson 216602ac6454SAndrew Thompson struct usb2_device_descriptor * 216702ac6454SAndrew Thompson usb2_get_device_descriptor(struct usb2_device *udev) 216802ac6454SAndrew Thompson { 216902ac6454SAndrew Thompson if (udev == NULL) 217002ac6454SAndrew Thompson return (NULL); /* be NULL safe */ 217102ac6454SAndrew Thompson return (&udev->ddesc); 217202ac6454SAndrew Thompson } 217302ac6454SAndrew Thompson 217402ac6454SAndrew Thompson struct usb2_config_descriptor * 217502ac6454SAndrew Thompson usb2_get_config_descriptor(struct usb2_device *udev) 217602ac6454SAndrew Thompson { 217702ac6454SAndrew Thompson if (udev == NULL) 217802ac6454SAndrew Thompson return (NULL); /* be NULL safe */ 217902ac6454SAndrew Thompson return (udev->cdesc); 218002ac6454SAndrew Thompson } 218102ac6454SAndrew Thompson 218202ac6454SAndrew Thompson /*------------------------------------------------------------------------* 218302ac6454SAndrew Thompson * usb2_test_quirk - test a device for a given quirk 218402ac6454SAndrew Thompson * 218502ac6454SAndrew Thompson * Return values: 218602ac6454SAndrew Thompson * 0: The USB device does not have the given quirk. 218702ac6454SAndrew Thompson * Else: The USB device has the given quirk. 218802ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 218902ac6454SAndrew Thompson uint8_t 219002ac6454SAndrew Thompson usb2_test_quirk(const struct usb2_attach_arg *uaa, uint16_t quirk) 219102ac6454SAndrew Thompson { 219202ac6454SAndrew Thompson uint8_t found; 219302ac6454SAndrew Thompson 219402ac6454SAndrew Thompson found = (usb2_test_quirk_p) (&uaa->info, quirk); 219502ac6454SAndrew Thompson return (found); 219602ac6454SAndrew Thompson } 219702ac6454SAndrew Thompson 219802ac6454SAndrew Thompson struct usb2_interface_descriptor * 219902ac6454SAndrew Thompson usb2_get_interface_descriptor(struct usb2_interface *iface) 220002ac6454SAndrew Thompson { 220102ac6454SAndrew Thompson if (iface == NULL) 220202ac6454SAndrew Thompson return (NULL); /* be NULL safe */ 220302ac6454SAndrew Thompson return (iface->idesc); 220402ac6454SAndrew Thompson } 220502ac6454SAndrew Thompson 220602ac6454SAndrew Thompson uint8_t 220702ac6454SAndrew Thompson usb2_get_interface_altindex(struct usb2_interface *iface) 220802ac6454SAndrew Thompson { 220902ac6454SAndrew Thompson return (iface->alt_index); 221002ac6454SAndrew Thompson } 221102ac6454SAndrew Thompson 221202ac6454SAndrew Thompson uint8_t 221302ac6454SAndrew Thompson usb2_get_bus_index(struct usb2_device *udev) 221402ac6454SAndrew Thompson { 221502ac6454SAndrew Thompson return ((uint8_t)device_get_unit(udev->bus->bdev)); 221602ac6454SAndrew Thompson } 221702ac6454SAndrew Thompson 221802ac6454SAndrew Thompson uint8_t 221902ac6454SAndrew Thompson usb2_get_device_index(struct usb2_device *udev) 222002ac6454SAndrew Thompson { 222102ac6454SAndrew Thompson return (udev->device_index); 222202ac6454SAndrew Thompson } 222302ac6454SAndrew Thompson 222402ac6454SAndrew Thompson /*------------------------------------------------------------------------* 222502ac6454SAndrew Thompson * usb2_notify_addq 222602ac6454SAndrew Thompson * 222702ac6454SAndrew Thompson * This function will generate events for dev. 222802ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 222902ac6454SAndrew Thompson static void 223002ac6454SAndrew Thompson usb2_notify_addq(const char *type, struct usb2_device *udev) 223102ac6454SAndrew Thompson { 223202ac6454SAndrew Thompson char *data = NULL; 223302ac6454SAndrew Thompson struct malloc_type *mt; 223402ac6454SAndrew Thompson 223502ac6454SAndrew Thompson mtx_lock(&malloc_mtx); 223602ac6454SAndrew Thompson mt = malloc_desc2type("bus"); /* XXX M_BUS */ 223702ac6454SAndrew Thompson mtx_unlock(&malloc_mtx); 223802ac6454SAndrew Thompson if (mt == NULL) 223902ac6454SAndrew Thompson return; 224002ac6454SAndrew Thompson 224102ac6454SAndrew Thompson data = malloc(512, mt, M_NOWAIT); 224202ac6454SAndrew Thompson if (data == NULL) 224302ac6454SAndrew Thompson return; 224402ac6454SAndrew Thompson 224502ac6454SAndrew Thompson /* String it all together. */ 224602ac6454SAndrew Thompson if (udev->parent_hub) { 224702ac6454SAndrew Thompson snprintf(data, 1024, 224802ac6454SAndrew Thompson "%s" 2249ee3e3ff5SAndrew Thompson "%s " 225002ac6454SAndrew Thompson "vendor=0x%04x " 225102ac6454SAndrew Thompson "product=0x%04x " 225202ac6454SAndrew Thompson "devclass=0x%02x " 225302ac6454SAndrew Thompson "devsubclass=0x%02x " 225402ac6454SAndrew Thompson "sernum=\"%s\" " 225502ac6454SAndrew Thompson "at " 225602ac6454SAndrew Thompson "port=%u " 225702ac6454SAndrew Thompson "on " 2258ee3e3ff5SAndrew Thompson "%s\n", 225902ac6454SAndrew Thompson type, 2260ee3e3ff5SAndrew Thompson udev->ugen_name, 226102ac6454SAndrew Thompson UGETW(udev->ddesc.idVendor), 226202ac6454SAndrew Thompson UGETW(udev->ddesc.idProduct), 226302ac6454SAndrew Thompson udev->ddesc.bDeviceClass, 226402ac6454SAndrew Thompson udev->ddesc.bDeviceSubClass, 226502ac6454SAndrew Thompson udev->serial, 226602ac6454SAndrew Thompson udev->port_no, 2267ee3e3ff5SAndrew Thompson udev->parent_hub->ugen_name); 226802ac6454SAndrew Thompson } else { 226902ac6454SAndrew Thompson snprintf(data, 1024, 227002ac6454SAndrew Thompson "%s" 2271ee3e3ff5SAndrew Thompson "%s " 227202ac6454SAndrew Thompson "vendor=0x%04x " 227302ac6454SAndrew Thompson "product=0x%04x " 227402ac6454SAndrew Thompson "devclass=0x%02x " 227502ac6454SAndrew Thompson "devsubclass=0x%02x " 227602ac6454SAndrew Thompson "sernum=\"%s\" " 227702ac6454SAndrew Thompson "at port=%u " 227802ac6454SAndrew Thompson "on " 227902ac6454SAndrew Thompson "%s\n", 228002ac6454SAndrew Thompson type, 2281ee3e3ff5SAndrew Thompson udev->ugen_name, 228202ac6454SAndrew Thompson UGETW(udev->ddesc.idVendor), 228302ac6454SAndrew Thompson UGETW(udev->ddesc.idProduct), 228402ac6454SAndrew Thompson udev->ddesc.bDeviceClass, 228502ac6454SAndrew Thompson udev->ddesc.bDeviceSubClass, 228602ac6454SAndrew Thompson udev->serial, 228702ac6454SAndrew Thompson udev->port_no, 228802ac6454SAndrew Thompson device_get_nameunit(device_get_parent(udev->bus->bdev))); 228902ac6454SAndrew Thompson } 229002ac6454SAndrew Thompson devctl_queue_data(data); 229102ac6454SAndrew Thompson } 229202ac6454SAndrew Thompson 22930f6e8f93SAndrew Thompson #if USB_HAVE_UGEN 229402ac6454SAndrew Thompson /*------------------------------------------------------------------------* 229502ac6454SAndrew Thompson * usb2_fifo_free_wrap 229602ac6454SAndrew Thompson * 229702ac6454SAndrew Thompson * This function will free the FIFOs. 229802ac6454SAndrew Thompson * 229902ac6454SAndrew Thompson * Flag values, if "iface_index" is equal to "USB_IFACE_INDEX_ANY". 230002ac6454SAndrew Thompson * 0: Free all FIFOs except generic control endpoints. 230102ac6454SAndrew Thompson * 1: Free all FIFOs. 230202ac6454SAndrew Thompson * 230302ac6454SAndrew Thompson * Flag values, if "iface_index" is not equal to "USB_IFACE_INDEX_ANY". 230402ac6454SAndrew Thompson * Not used. 230502ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 230602ac6454SAndrew Thompson static void 230702ac6454SAndrew Thompson usb2_fifo_free_wrap(struct usb2_device *udev, 230802ac6454SAndrew Thompson uint8_t iface_index, uint8_t flag) 230902ac6454SAndrew Thompson { 231002ac6454SAndrew Thompson struct usb2_fifo *f; 231102ac6454SAndrew Thompson uint16_t i; 231202ac6454SAndrew Thompson 231302ac6454SAndrew Thompson /* 231402ac6454SAndrew Thompson * Free any USB FIFOs on the given interface: 231502ac6454SAndrew Thompson */ 231602ac6454SAndrew Thompson for (i = 0; i != USB_FIFO_MAX; i++) { 231702ac6454SAndrew Thompson f = udev->fifo[i]; 231802ac6454SAndrew Thompson if (f == NULL) { 231902ac6454SAndrew Thompson continue; 232002ac6454SAndrew Thompson } 232102ac6454SAndrew Thompson /* Check if the interface index matches */ 232202ac6454SAndrew Thompson if (iface_index == f->iface_index) { 232302ac6454SAndrew Thompson if (f->methods != &usb2_ugen_methods) { 232402ac6454SAndrew Thompson /* 232502ac6454SAndrew Thompson * Don't free any non-generic FIFOs in 232602ac6454SAndrew Thompson * this case. 232702ac6454SAndrew Thompson */ 232802ac6454SAndrew Thompson continue; 232902ac6454SAndrew Thompson } 233002ac6454SAndrew Thompson if ((f->dev_ep_index == 0) && 233102ac6454SAndrew Thompson (f->fs_xfer == NULL)) { 233202ac6454SAndrew Thompson /* no need to free this FIFO */ 233302ac6454SAndrew Thompson continue; 233402ac6454SAndrew Thompson } 233502ac6454SAndrew Thompson } else if (iface_index == USB_IFACE_INDEX_ANY) { 233602ac6454SAndrew Thompson if ((f->methods == &usb2_ugen_methods) && 233702ac6454SAndrew Thompson (f->dev_ep_index == 0) && (flag == 0) && 233802ac6454SAndrew Thompson (f->fs_xfer == NULL)) { 233902ac6454SAndrew Thompson /* no need to free this FIFO */ 234002ac6454SAndrew Thompson continue; 234102ac6454SAndrew Thompson } 234202ac6454SAndrew Thompson } else { 234302ac6454SAndrew Thompson /* no need to free this FIFO */ 234402ac6454SAndrew Thompson continue; 234502ac6454SAndrew Thompson } 234602ac6454SAndrew Thompson /* free this FIFO */ 234702ac6454SAndrew Thompson usb2_fifo_free(f); 234802ac6454SAndrew Thompson } 234902ac6454SAndrew Thompson } 23500f6e8f93SAndrew Thompson #endif 235102ac6454SAndrew Thompson 235202ac6454SAndrew Thompson /*------------------------------------------------------------------------* 235302ac6454SAndrew Thompson * usb2_peer_can_wakeup 235402ac6454SAndrew Thompson * 235502ac6454SAndrew Thompson * Return values: 235602ac6454SAndrew Thompson * 0: Peer cannot do resume signalling. 235702ac6454SAndrew Thompson * Else: Peer can do resume signalling. 235802ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 235902ac6454SAndrew Thompson uint8_t 236002ac6454SAndrew Thompson usb2_peer_can_wakeup(struct usb2_device *udev) 236102ac6454SAndrew Thompson { 236202ac6454SAndrew Thompson const struct usb2_config_descriptor *cdp; 236302ac6454SAndrew Thompson 236402ac6454SAndrew Thompson cdp = udev->cdesc; 236502ac6454SAndrew Thompson if ((cdp != NULL) && (udev->flags.usb2_mode == USB_MODE_HOST)) { 236602ac6454SAndrew Thompson return (cdp->bmAttributes & UC_REMOTE_WAKEUP); 236702ac6454SAndrew Thompson } 236802ac6454SAndrew Thompson return (0); /* not supported */ 236902ac6454SAndrew Thompson } 2370