usb_generic.c revision 222786
1184610Salfred/* $FreeBSD: head/sys/dev/usb/usb_generic.c 222786 2011-06-06 21:45:09Z hselasky $ */ 2184610Salfred/*- 3184610Salfred * Copyright (c) 2008 Hans Petter Selasky. All rights reserved. 4184610Salfred * 5184610Salfred * Redistribution and use in source and binary forms, with or without 6184610Salfred * modification, are permitted provided that the following conditions 7184610Salfred * are met: 8184610Salfred * 1. Redistributions of source code must retain the above copyright 9184610Salfred * notice, this list of conditions and the following disclaimer. 10184610Salfred * 2. Redistributions in binary form must reproduce the above copyright 11184610Salfred * notice, this list of conditions and the following disclaimer in the 12184610Salfred * documentation and/or other materials provided with the distribution. 13184610Salfred * 14184610Salfred * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15184610Salfred * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16184610Salfred * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17184610Salfred * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18184610Salfred * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19184610Salfred * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20184610Salfred * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21184610Salfred * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22184610Salfred * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23184610Salfred * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24184610Salfred * SUCH DAMAGE. 25184610Salfred */ 26184610Salfred 27194677Sthompsa#include <sys/stdint.h> 28194677Sthompsa#include <sys/stddef.h> 29194677Sthompsa#include <sys/param.h> 30194677Sthompsa#include <sys/queue.h> 31194677Sthompsa#include <sys/types.h> 32194677Sthompsa#include <sys/systm.h> 33194677Sthompsa#include <sys/kernel.h> 34194677Sthompsa#include <sys/bus.h> 35194677Sthompsa#include <sys/module.h> 36194677Sthompsa#include <sys/lock.h> 37194677Sthompsa#include <sys/mutex.h> 38194677Sthompsa#include <sys/condvar.h> 39194677Sthompsa#include <sys/sysctl.h> 40194677Sthompsa#include <sys/sx.h> 41194677Sthompsa#include <sys/unistd.h> 42194677Sthompsa#include <sys/callout.h> 43194677Sthompsa#include <sys/malloc.h> 44194677Sthompsa#include <sys/priv.h> 45194677Sthompsa#include <sys/conf.h> 46194677Sthompsa#include <sys/fcntl.h> 47194677Sthompsa 48188942Sthompsa#include <dev/usb/usb.h> 49188942Sthompsa#include <dev/usb/usb_ioctl.h> 50194677Sthompsa#include <dev/usb/usbdi.h> 51194677Sthompsa#include <dev/usb/usbdi_util.h> 52184610Salfred 53184610Salfred#define USB_DEBUG_VAR ugen_debug 54184610Salfred 55188942Sthompsa#include <dev/usb/usb_core.h> 56194677Sthompsa#include <dev/usb/usb_dev.h> 57188942Sthompsa#include <dev/usb/usb_mbuf.h> 58188942Sthompsa#include <dev/usb/usb_process.h> 59188942Sthompsa#include <dev/usb/usb_device.h> 60188942Sthompsa#include <dev/usb/usb_debug.h> 61188942Sthompsa#include <dev/usb/usb_request.h> 62188942Sthompsa#include <dev/usb/usb_busdma.h> 63188942Sthompsa#include <dev/usb/usb_util.h> 64188942Sthompsa#include <dev/usb/usb_hub.h> 65188942Sthompsa#include <dev/usb/usb_generic.h> 66188942Sthompsa#include <dev/usb/usb_transfer.h> 67184610Salfred 68188942Sthompsa#include <dev/usb/usb_controller.h> 69188942Sthompsa#include <dev/usb/usb_bus.h> 70184610Salfred 71190191Sthompsa#if USB_HAVE_UGEN 72190191Sthompsa 73184610Salfred/* defines */ 74184610Salfred 75184610Salfred#define UGEN_BULK_FS_BUFFER_SIZE (64*32) /* bytes */ 76184610Salfred#define UGEN_BULK_HS_BUFFER_SIZE (1024*32) /* bytes */ 77184610Salfred#define UGEN_HW_FRAMES 50 /* number of milliseconds per transfer */ 78184610Salfred 79184610Salfred/* function prototypes */ 80184610Salfred 81193045Sthompsastatic usb_callback_t ugen_read_clear_stall_callback; 82193045Sthompsastatic usb_callback_t ugen_write_clear_stall_callback; 83207080Sthompsastatic usb_callback_t ugen_ctrl_read_callback; 84207080Sthompsastatic usb_callback_t ugen_ctrl_write_callback; 85193045Sthompsastatic usb_callback_t ugen_isoc_read_callback; 86193045Sthompsastatic usb_callback_t ugen_isoc_write_callback; 87207080Sthompsastatic usb_callback_t ugen_ctrl_fs_callback; 88184610Salfred 89193045Sthompsastatic usb_fifo_open_t ugen_open; 90193045Sthompsastatic usb_fifo_close_t ugen_close; 91193045Sthompsastatic usb_fifo_ioctl_t ugen_ioctl; 92193045Sthompsastatic usb_fifo_ioctl_t ugen_ioctl_post; 93193045Sthompsastatic usb_fifo_cmd_t ugen_start_read; 94193045Sthompsastatic usb_fifo_cmd_t ugen_start_write; 95193045Sthompsastatic usb_fifo_cmd_t ugen_stop_io; 96184610Salfred 97192984Sthompsastatic int ugen_transfer_setup(struct usb_fifo *, 98192984Sthompsa const struct usb_config *, uint8_t); 99192984Sthompsastatic int ugen_open_pipe_write(struct usb_fifo *); 100192984Sthompsastatic int ugen_open_pipe_read(struct usb_fifo *); 101192984Sthompsastatic int ugen_set_config(struct usb_fifo *, uint8_t); 102192984Sthompsastatic int ugen_set_interface(struct usb_fifo *, uint8_t, uint8_t); 103192984Sthompsastatic int ugen_get_cdesc(struct usb_fifo *, struct usb_gen_descriptor *); 104192984Sthompsastatic int ugen_get_sdesc(struct usb_fifo *, struct usb_gen_descriptor *); 105192984Sthompsastatic int ugen_get_iface_driver(struct usb_fifo *f, struct usb_gen_descriptor *ugd); 106194228Sthompsastatic int usb_gen_fill_deviceinfo(struct usb_fifo *, 107192984Sthompsa struct usb_device_info *); 108192984Sthompsastatic int ugen_re_enumerate(struct usb_fifo *); 109192984Sthompsastatic int ugen_iface_ioctl(struct usb_fifo *, u_long, void *, int); 110192984Sthompsastatic uint8_t ugen_fs_get_complete(struct usb_fifo *, uint8_t *); 111213432Shselaskystatic int ugen_fs_uninit(struct usb_fifo *f); 112184610Salfred 113184610Salfred/* structures */ 114184610Salfred 115194228Sthompsastruct usb_fifo_methods usb_ugen_methods = { 116184610Salfred .f_open = &ugen_open, 117184610Salfred .f_close = &ugen_close, 118184610Salfred .f_ioctl = &ugen_ioctl, 119185087Salfred .f_ioctl_post = &ugen_ioctl_post, 120184610Salfred .f_start_read = &ugen_start_read, 121184610Salfred .f_stop_read = &ugen_stop_io, 122184610Salfred .f_start_write = &ugen_start_write, 123184610Salfred .f_stop_write = &ugen_stop_io, 124184610Salfred}; 125184610Salfred 126194677Sthompsa#ifdef USB_DEBUG 127184610Salfredstatic int ugen_debug = 0; 128184610Salfred 129192502SthompsaSYSCTL_NODE(_hw_usb, OID_AUTO, ugen, CTLFLAG_RW, 0, "USB generic"); 130192502SthompsaSYSCTL_INT(_hw_usb_ugen, OID_AUTO, debug, CTLFLAG_RW, &ugen_debug, 131184610Salfred 0, "Debug level"); 132199675Sthompsa 133199675SthompsaTUNABLE_INT("hw.usb.ugen.debug", &ugen_debug); 134184610Salfred#endif 135184610Salfred 136184610Salfred 137184610Salfred/* prototypes */ 138184610Salfred 139184610Salfredstatic int 140192984Sthompsaugen_transfer_setup(struct usb_fifo *f, 141192984Sthompsa const struct usb_config *setup, uint8_t n_setup) 142184610Salfred{ 143194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 144192984Sthompsa struct usb_device *udev = f->udev; 145193644Sthompsa uint8_t iface_index = ep->iface_index; 146184610Salfred int error; 147184610Salfred 148184610Salfred mtx_unlock(f->priv_mtx); 149184610Salfred 150184610Salfred /* 151194228Sthompsa * "usbd_transfer_setup()" can sleep so one needs to make a wrapper, 152184610Salfred * exiting the mutex and checking things 153184610Salfred */ 154194228Sthompsa error = usbd_transfer_setup(udev, &iface_index, f->xfer, 155184610Salfred setup, n_setup, f, f->priv_mtx); 156184610Salfred if (error == 0) { 157184610Salfred 158184610Salfred if (f->xfer[0]->nframes == 1) { 159194228Sthompsa error = usb_fifo_alloc_buffer(f, 160184610Salfred f->xfer[0]->max_data_length, 2); 161184610Salfred } else { 162194228Sthompsa error = usb_fifo_alloc_buffer(f, 163184610Salfred f->xfer[0]->max_frame_size, 164184610Salfred 2 * f->xfer[0]->nframes); 165184610Salfred } 166184610Salfred if (error) { 167194228Sthompsa usbd_transfer_unsetup(f->xfer, n_setup); 168184610Salfred } 169184610Salfred } 170184610Salfred mtx_lock(f->priv_mtx); 171184610Salfred 172184610Salfred return (error); 173184610Salfred} 174184610Salfred 175184610Salfredstatic int 176192984Sthompsaugen_open(struct usb_fifo *f, int fflags) 177184610Salfred{ 178194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 179193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 180184610Salfred uint8_t type; 181184610Salfred 182184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 183184610Salfred 184184610Salfred mtx_lock(f->priv_mtx); 185194228Sthompsa switch (usbd_get_speed(f->udev)) { 186187180Sthompsa case USB_SPEED_LOW: 187187180Sthompsa case USB_SPEED_FULL: 188187180Sthompsa f->nframes = UGEN_HW_FRAMES; 189187180Sthompsa f->bufsize = UGEN_BULK_FS_BUFFER_SIZE; 190187180Sthompsa break; 191187180Sthompsa default: 192184610Salfred f->nframes = UGEN_HW_FRAMES * 8; 193184610Salfred f->bufsize = UGEN_BULK_HS_BUFFER_SIZE; 194187180Sthompsa break; 195184610Salfred } 196184610Salfred 197184610Salfred type = ed->bmAttributes & UE_XFERTYPE; 198184610Salfred if (type == UE_INTERRUPT) { 199184610Salfred f->bufsize = 0; /* use "wMaxPacketSize" */ 200184610Salfred } 201184610Salfred f->timeout = USB_NO_TIMEOUT; 202184610Salfred f->flag_short = 0; 203184610Salfred f->fifo_zlp = 0; 204184610Salfred mtx_unlock(f->priv_mtx); 205184610Salfred 206184610Salfred return (0); 207184610Salfred} 208184610Salfred 209184610Salfredstatic void 210192984Sthompsaugen_close(struct usb_fifo *f, int fflags) 211184610Salfred{ 212184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 213184610Salfred 214184610Salfred /* cleanup */ 215184610Salfred 216184610Salfred mtx_lock(f->priv_mtx); 217194228Sthompsa usbd_transfer_stop(f->xfer[0]); 218194228Sthompsa usbd_transfer_stop(f->xfer[1]); 219184610Salfred mtx_unlock(f->priv_mtx); 220184610Salfred 221194228Sthompsa usbd_transfer_unsetup(f->xfer, 2); 222194228Sthompsa usb_fifo_free_buffer(f); 223184610Salfred 224184610Salfred if (ugen_fs_uninit(f)) { 225184610Salfred /* ignore any errors - we are closing */ 226185290Salfred DPRINTFN(6, "no FIFOs\n"); 227184610Salfred } 228184610Salfred} 229184610Salfred 230184610Salfredstatic int 231192984Sthompsaugen_open_pipe_write(struct usb_fifo *f) 232184610Salfred{ 233192984Sthompsa struct usb_config usb_config[2]; 234194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 235193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 236184610Salfred 237184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 238184610Salfred 239184610Salfred if (f->xfer[0] || f->xfer[1]) { 240184610Salfred /* transfers are already opened */ 241184610Salfred return (0); 242184610Salfred } 243192984Sthompsa bzero(usb_config, sizeof(usb_config)); 244184610Salfred 245192984Sthompsa usb_config[1].type = UE_CONTROL; 246192984Sthompsa usb_config[1].endpoint = 0; 247192984Sthompsa usb_config[1].direction = UE_DIR_ANY; 248192984Sthompsa usb_config[1].timeout = 1000; /* 1 second */ 249192984Sthompsa usb_config[1].interval = 50;/* 50 milliseconds */ 250192984Sthompsa usb_config[1].bufsize = sizeof(struct usb_device_request); 251192984Sthompsa usb_config[1].callback = &ugen_write_clear_stall_callback; 252192984Sthompsa usb_config[1].usb_mode = USB_MODE_HOST; 253184610Salfred 254192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 255192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 256192984Sthompsa usb_config[0].direction = UE_DIR_TX; 257192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 258192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 259192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 260184610Salfred 261184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 262184610Salfred case UE_INTERRUPT: 263184610Salfred case UE_BULK: 264184610Salfred if (f->flag_short) { 265192984Sthompsa usb_config[0].flags.force_short_xfer = 1; 266184610Salfred } 267207080Sthompsa usb_config[0].callback = &ugen_ctrl_write_callback; 268192984Sthompsa usb_config[0].timeout = f->timeout; 269192984Sthompsa usb_config[0].frames = 1; 270192984Sthompsa usb_config[0].bufsize = f->bufsize; 271192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 272184610Salfred return (EIO); 273184610Salfred } 274184610Salfred /* first transfer does not clear stall */ 275184610Salfred f->flag_stall = 0; 276184610Salfred break; 277184610Salfred 278184610Salfred case UE_ISOCHRONOUS: 279192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 280192984Sthompsa usb_config[0].bufsize = 0; /* use default */ 281192984Sthompsa usb_config[0].frames = f->nframes; 282192984Sthompsa usb_config[0].callback = &ugen_isoc_write_callback; 283192984Sthompsa usb_config[0].timeout = 0; 284184610Salfred 285184610Salfred /* clone configuration */ 286192984Sthompsa usb_config[1] = usb_config[0]; 287184610Salfred 288192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 289184610Salfred return (EIO); 290184610Salfred } 291184610Salfred break; 292184610Salfred default: 293184610Salfred return (EINVAL); 294184610Salfred } 295184610Salfred return (0); 296184610Salfred} 297184610Salfred 298184610Salfredstatic int 299192984Sthompsaugen_open_pipe_read(struct usb_fifo *f) 300184610Salfred{ 301192984Sthompsa struct usb_config usb_config[2]; 302194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 303193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 304184610Salfred 305184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 306184610Salfred 307184610Salfred if (f->xfer[0] || f->xfer[1]) { 308184610Salfred /* transfers are already opened */ 309184610Salfred return (0); 310184610Salfred } 311192984Sthompsa bzero(usb_config, sizeof(usb_config)); 312184610Salfred 313192984Sthompsa usb_config[1].type = UE_CONTROL; 314192984Sthompsa usb_config[1].endpoint = 0; 315192984Sthompsa usb_config[1].direction = UE_DIR_ANY; 316192984Sthompsa usb_config[1].timeout = 1000; /* 1 second */ 317192984Sthompsa usb_config[1].interval = 50;/* 50 milliseconds */ 318192984Sthompsa usb_config[1].bufsize = sizeof(struct usb_device_request); 319192984Sthompsa usb_config[1].callback = &ugen_read_clear_stall_callback; 320192984Sthompsa usb_config[1].usb_mode = USB_MODE_HOST; 321184610Salfred 322192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 323192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 324192984Sthompsa usb_config[0].direction = UE_DIR_RX; 325192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 326192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 327192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 328184610Salfred 329184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 330184610Salfred case UE_INTERRUPT: 331184610Salfred case UE_BULK: 332184610Salfred if (f->flag_short) { 333192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 334184610Salfred } 335192984Sthompsa usb_config[0].timeout = f->timeout; 336192984Sthompsa usb_config[0].frames = 1; 337207080Sthompsa usb_config[0].callback = &ugen_ctrl_read_callback; 338192984Sthompsa usb_config[0].bufsize = f->bufsize; 339184610Salfred 340192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 341184610Salfred return (EIO); 342184610Salfred } 343184610Salfred /* first transfer does not clear stall */ 344184610Salfred f->flag_stall = 0; 345184610Salfred break; 346184610Salfred 347184610Salfred case UE_ISOCHRONOUS: 348192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 349192984Sthompsa usb_config[0].bufsize = 0; /* use default */ 350192984Sthompsa usb_config[0].frames = f->nframes; 351192984Sthompsa usb_config[0].callback = &ugen_isoc_read_callback; 352192984Sthompsa usb_config[0].timeout = 0; 353184610Salfred 354184610Salfred /* clone configuration */ 355192984Sthompsa usb_config[1] = usb_config[0]; 356184610Salfred 357192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 358184610Salfred return (EIO); 359184610Salfred } 360184610Salfred break; 361184610Salfred 362184610Salfred default: 363184610Salfred return (EINVAL); 364184610Salfred } 365184610Salfred return (0); 366184610Salfred} 367184610Salfred 368184610Salfredstatic void 369192984Sthompsaugen_start_read(struct usb_fifo *f) 370184610Salfred{ 371184610Salfred /* check that pipes are open */ 372184610Salfred if (ugen_open_pipe_read(f)) { 373184610Salfred /* signal error */ 374194228Sthompsa usb_fifo_put_data_error(f); 375184610Salfred } 376184610Salfred /* start transfers */ 377194228Sthompsa usbd_transfer_start(f->xfer[0]); 378194228Sthompsa usbd_transfer_start(f->xfer[1]); 379184610Salfred} 380184610Salfred 381184610Salfredstatic void 382192984Sthompsaugen_start_write(struct usb_fifo *f) 383184610Salfred{ 384184610Salfred /* check that pipes are open */ 385184610Salfred if (ugen_open_pipe_write(f)) { 386184610Salfred /* signal error */ 387194228Sthompsa usb_fifo_get_data_error(f); 388184610Salfred } 389184610Salfred /* start transfers */ 390194228Sthompsa usbd_transfer_start(f->xfer[0]); 391194228Sthompsa usbd_transfer_start(f->xfer[1]); 392184610Salfred} 393184610Salfred 394184610Salfredstatic void 395192984Sthompsaugen_stop_io(struct usb_fifo *f) 396184610Salfred{ 397184610Salfred /* stop transfers */ 398194228Sthompsa usbd_transfer_stop(f->xfer[0]); 399194228Sthompsa usbd_transfer_stop(f->xfer[1]); 400184610Salfred} 401184610Salfred 402184610Salfredstatic void 403207080Sthompsaugen_ctrl_read_callback(struct usb_xfer *xfer, usb_error_t error) 404184610Salfred{ 405194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 406192984Sthompsa struct usb_mbuf *m; 407184610Salfred 408184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 409184610Salfred 410184610Salfred switch (USB_GET_STATE(xfer)) { 411184610Salfred case USB_ST_TRANSFERRED: 412184610Salfred if (xfer->actlen == 0) { 413184610Salfred if (f->fifo_zlp != 4) { 414184610Salfred f->fifo_zlp++; 415184610Salfred } else { 416184610Salfred /* 417184610Salfred * Throttle a little bit we have multiple ZLPs 418184610Salfred * in a row! 419184610Salfred */ 420184610Salfred xfer->interval = 64; /* ms */ 421184610Salfred } 422184610Salfred } else { 423184610Salfred /* clear throttle */ 424184610Salfred xfer->interval = 0; 425184610Salfred f->fifo_zlp = 0; 426184610Salfred } 427194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, 0, 428184610Salfred xfer->actlen, 1); 429184610Salfred 430184610Salfred case USB_ST_SETUP: 431184610Salfred if (f->flag_stall) { 432194228Sthompsa usbd_transfer_start(f->xfer[1]); 433184610Salfred break; 434184610Salfred } 435184610Salfred USB_IF_POLL(&f->free_q, m); 436184610Salfred if (m) { 437194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 438194228Sthompsa usbd_transfer_submit(xfer); 439184610Salfred } 440184610Salfred break; 441184610Salfred 442184610Salfred default: /* Error */ 443184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 444190188Sthompsa /* send a zero length packet to userland */ 445194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, 0, 0, 1); 446184610Salfred f->flag_stall = 1; 447184610Salfred f->fifo_zlp = 0; 448194228Sthompsa usbd_transfer_start(f->xfer[1]); 449184610Salfred } 450184610Salfred break; 451184610Salfred } 452184610Salfred} 453184610Salfred 454184610Salfredstatic void 455207080Sthompsaugen_ctrl_write_callback(struct usb_xfer *xfer, usb_error_t error) 456184610Salfred{ 457194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 458193045Sthompsa usb_frlength_t actlen; 459184610Salfred 460184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 461184610Salfred 462184610Salfred switch (USB_GET_STATE(xfer)) { 463184610Salfred case USB_ST_SETUP: 464184610Salfred case USB_ST_TRANSFERRED: 465184610Salfred /* 466184610Salfred * If writing is in stall, just jump to clear stall 467184610Salfred * callback and solve the situation. 468184610Salfred */ 469184610Salfred if (f->flag_stall) { 470194228Sthompsa usbd_transfer_start(f->xfer[1]); 471184610Salfred break; 472184610Salfred } 473184610Salfred /* 474184610Salfred * Write data, setup and perform hardware transfer. 475184610Salfred */ 476194228Sthompsa if (usb_fifo_get_data(f, xfer->frbuffers, 0, 477184610Salfred xfer->max_data_length, &actlen, 0)) { 478194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, actlen); 479194228Sthompsa usbd_transfer_submit(xfer); 480184610Salfred } 481184610Salfred break; 482184610Salfred 483184610Salfred default: /* Error */ 484184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 485184610Salfred f->flag_stall = 1; 486194228Sthompsa usbd_transfer_start(f->xfer[1]); 487184610Salfred } 488184610Salfred break; 489184610Salfred } 490184610Salfred} 491184610Salfred 492184610Salfredstatic void 493194677Sthompsaugen_read_clear_stall_callback(struct usb_xfer *xfer, usb_error_t error) 494184610Salfred{ 495194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 496192984Sthompsa struct usb_xfer *xfer_other = f->xfer[0]; 497184610Salfred 498184610Salfred if (f->flag_stall == 0) { 499184610Salfred /* nothing to do */ 500184610Salfred return; 501184610Salfred } 502194228Sthompsa if (usbd_clear_stall_callback(xfer, xfer_other)) { 503184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 504184610Salfred f->flag_stall = 0; 505194228Sthompsa usbd_transfer_start(xfer_other); 506184610Salfred } 507184610Salfred} 508184610Salfred 509184610Salfredstatic void 510194677Sthompsaugen_write_clear_stall_callback(struct usb_xfer *xfer, usb_error_t error) 511184610Salfred{ 512194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 513192984Sthompsa struct usb_xfer *xfer_other = f->xfer[0]; 514184610Salfred 515184610Salfred if (f->flag_stall == 0) { 516184610Salfred /* nothing to do */ 517184610Salfred return; 518184610Salfred } 519194228Sthompsa if (usbd_clear_stall_callback(xfer, xfer_other)) { 520184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 521184610Salfred f->flag_stall = 0; 522194228Sthompsa usbd_transfer_start(xfer_other); 523184610Salfred } 524184610Salfred} 525184610Salfred 526184610Salfredstatic void 527194677Sthompsaugen_isoc_read_callback(struct usb_xfer *xfer, usb_error_t error) 528184610Salfred{ 529194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 530193045Sthompsa usb_frlength_t offset; 531193045Sthompsa usb_frcount_t n; 532184610Salfred 533184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 534184610Salfred 535184610Salfred switch (USB_GET_STATE(xfer)) { 536184610Salfred case USB_ST_TRANSFERRED: 537184610Salfred 538184610Salfred DPRINTFN(6, "actlen=%d\n", xfer->actlen); 539184610Salfred 540184610Salfred offset = 0; 541184610Salfred 542184610Salfred for (n = 0; n != xfer->aframes; n++) { 543194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, offset, 544184610Salfred xfer->frlengths[n], 1); 545184610Salfred offset += xfer->max_frame_size; 546184610Salfred } 547184610Salfred 548184610Salfred case USB_ST_SETUP: 549184610Salfredtr_setup: 550184610Salfred for (n = 0; n != xfer->nframes; n++) { 551184610Salfred /* setup size for next transfer */ 552194677Sthompsa usbd_xfer_set_frame_len(xfer, n, xfer->max_frame_size); 553184610Salfred } 554194228Sthompsa usbd_transfer_submit(xfer); 555184610Salfred break; 556184610Salfred 557184610Salfred default: /* Error */ 558184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 559184610Salfred break; 560184610Salfred } 561184610Salfred goto tr_setup; 562184610Salfred } 563184610Salfred} 564184610Salfred 565184610Salfredstatic void 566194677Sthompsaugen_isoc_write_callback(struct usb_xfer *xfer, usb_error_t error) 567184610Salfred{ 568194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 569193045Sthompsa usb_frlength_t actlen; 570193045Sthompsa usb_frlength_t offset; 571193045Sthompsa usb_frcount_t n; 572184610Salfred 573184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 574184610Salfred 575184610Salfred switch (USB_GET_STATE(xfer)) { 576184610Salfred case USB_ST_TRANSFERRED: 577184610Salfred case USB_ST_SETUP: 578184610Salfredtr_setup: 579184610Salfred offset = 0; 580184610Salfred for (n = 0; n != xfer->nframes; n++) { 581194228Sthompsa if (usb_fifo_get_data(f, xfer->frbuffers, offset, 582184610Salfred xfer->max_frame_size, &actlen, 1)) { 583194677Sthompsa usbd_xfer_set_frame_len(xfer, n, actlen); 584184610Salfred offset += actlen; 585184610Salfred } else { 586184610Salfred break; 587184610Salfred } 588184610Salfred } 589184610Salfred 590184610Salfred for (; n != xfer->nframes; n++) { 591184610Salfred /* fill in zero frames */ 592194677Sthompsa usbd_xfer_set_frame_len(xfer, n, 0); 593184610Salfred } 594194228Sthompsa usbd_transfer_submit(xfer); 595184610Salfred break; 596184610Salfred 597184610Salfred default: /* Error */ 598184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 599184610Salfred break; 600184610Salfred } 601184610Salfred goto tr_setup; 602184610Salfred } 603184610Salfred} 604184610Salfred 605184610Salfredstatic int 606192984Sthompsaugen_set_config(struct usb_fifo *f, uint8_t index) 607184610Salfred{ 608184610Salfred DPRINTFN(2, "index %u\n", index); 609184610Salfred 610192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 611184610Salfred /* not possible in device side mode */ 612184610Salfred return (ENOTTY); 613184610Salfred } 614184610Salfred if (f->udev->curr_config_index == index) { 615184610Salfred /* no change needed */ 616184610Salfred return (0); 617184610Salfred } 618185290Salfred /* make sure all FIFO's are gone */ 619185290Salfred /* else there can be a deadlock */ 620185290Salfred if (ugen_fs_uninit(f)) { 621185290Salfred /* ignore any errors */ 622185290Salfred DPRINTFN(6, "no FIFOs\n"); 623185290Salfred } 624184610Salfred /* change setting - will free generic FIFOs, if any */ 625194228Sthompsa if (usbd_set_config_index(f->udev, index)) { 626184610Salfred return (EIO); 627184610Salfred } 628184610Salfred /* probe and attach */ 629194228Sthompsa if (usb_probe_and_attach(f->udev, USB_IFACE_INDEX_ANY)) { 630184610Salfred return (EIO); 631184610Salfred } 632184610Salfred return (0); 633184610Salfred} 634184610Salfred 635184610Salfredstatic int 636192984Sthompsaugen_set_interface(struct usb_fifo *f, 637184610Salfred uint8_t iface_index, uint8_t alt_index) 638184610Salfred{ 639184610Salfred DPRINTFN(2, "%u, %u\n", iface_index, alt_index); 640184610Salfred 641192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 642184610Salfred /* not possible in device side mode */ 643184610Salfred return (ENOTTY); 644184610Salfred } 645185290Salfred /* make sure all FIFO's are gone */ 646185290Salfred /* else there can be a deadlock */ 647185290Salfred if (ugen_fs_uninit(f)) { 648185290Salfred /* ignore any errors */ 649185290Salfred DPRINTFN(6, "no FIFOs\n"); 650185290Salfred } 651184610Salfred /* change setting - will free generic FIFOs, if any */ 652194228Sthompsa if (usbd_set_alt_interface_index(f->udev, iface_index, alt_index)) { 653184610Salfred return (EIO); 654184610Salfred } 655184610Salfred /* probe and attach */ 656194228Sthompsa if (usb_probe_and_attach(f->udev, iface_index)) { 657184610Salfred return (EIO); 658184610Salfred } 659184610Salfred return (0); 660184610Salfred} 661184610Salfred 662184610Salfred/*------------------------------------------------------------------------* 663184610Salfred * ugen_get_cdesc 664184610Salfred * 665184610Salfred * This function will retrieve the complete configuration descriptor 666184610Salfred * at the given index. 667184610Salfred *------------------------------------------------------------------------*/ 668184610Salfredstatic int 669192984Sthompsaugen_get_cdesc(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 670184610Salfred{ 671192984Sthompsa struct usb_config_descriptor *cdesc; 672192984Sthompsa struct usb_device *udev = f->udev; 673184610Salfred int error; 674184610Salfred uint16_t len; 675184610Salfred uint8_t free_data; 676184610Salfred 677184610Salfred DPRINTFN(6, "\n"); 678184610Salfred 679184610Salfred if (ugd->ugd_data == NULL) { 680184610Salfred /* userland pointer should not be zero */ 681184610Salfred return (EINVAL); 682184610Salfred } 683184610Salfred if ((ugd->ugd_config_index == USB_UNCONFIG_INDEX) || 684184610Salfred (ugd->ugd_config_index == udev->curr_config_index)) { 685194228Sthompsa cdesc = usbd_get_config_descriptor(udev); 686184610Salfred if (cdesc == NULL) { 687184610Salfred return (ENXIO); 688184610Salfred } 689184610Salfred free_data = 0; 690184610Salfred 691184610Salfred } else { 692194228Sthompsa if (usbd_req_get_config_desc_full(udev, 693188986Sthompsa NULL, &cdesc, M_USBDEV, 694184610Salfred ugd->ugd_config_index)) { 695184610Salfred return (ENXIO); 696184610Salfred } 697184610Salfred free_data = 1; 698184610Salfred } 699184610Salfred 700184610Salfred len = UGETW(cdesc->wTotalLength); 701184610Salfred if (len > ugd->ugd_maxlen) { 702184610Salfred len = ugd->ugd_maxlen; 703184610Salfred } 704184610Salfred DPRINTFN(6, "len=%u\n", len); 705184610Salfred 706184610Salfred ugd->ugd_actlen = len; 707184610Salfred ugd->ugd_offset = 0; 708184610Salfred 709184610Salfred error = copyout(cdesc, ugd->ugd_data, len); 710184610Salfred 711184610Salfred if (free_data) { 712184610Salfred free(cdesc, M_USBDEV); 713184610Salfred } 714184610Salfred return (error); 715184610Salfred} 716184610Salfred 717184610Salfredstatic int 718192984Sthompsaugen_get_sdesc(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 719184610Salfred{ 720184610Salfred void *ptr = f->udev->bus->scratch[0].data; 721184610Salfred uint16_t size = sizeof(f->udev->bus->scratch[0].data); 722184610Salfred int error; 723184610Salfred 724194228Sthompsa if (usbd_req_get_string_desc(f->udev, NULL, ptr, 725184610Salfred size, ugd->ugd_lang_id, ugd->ugd_string_index)) { 726184610Salfred error = EINVAL; 727184610Salfred } else { 728184610Salfred 729184610Salfred if (size > ((uint8_t *)ptr)[0]) { 730184610Salfred size = ((uint8_t *)ptr)[0]; 731184610Salfred } 732184610Salfred if (size > ugd->ugd_maxlen) { 733184610Salfred size = ugd->ugd_maxlen; 734184610Salfred } 735184610Salfred ugd->ugd_actlen = size; 736184610Salfred ugd->ugd_offset = 0; 737184610Salfred 738184610Salfred error = copyout(ptr, ugd->ugd_data, size); 739184610Salfred } 740184610Salfred return (error); 741184610Salfred} 742184610Salfred 743184610Salfred/*------------------------------------------------------------------------* 744188622Sthompsa * ugen_get_iface_driver 745184610Salfred * 746188622Sthompsa * This function generates an USB interface description for userland. 747184610Salfred * 748184610Salfred * Returns: 749184610Salfred * 0: Success 750184610Salfred * Else: Failure 751184610Salfred *------------------------------------------------------------------------*/ 752184610Salfredstatic int 753192984Sthompsaugen_get_iface_driver(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 754184610Salfred{ 755192984Sthompsa struct usb_device *udev = f->udev; 756192984Sthompsa struct usb_interface *iface; 757184610Salfred const char *ptr; 758188622Sthompsa const char *desc; 759188622Sthompsa unsigned int len; 760188622Sthompsa unsigned int maxlen; 761188622Sthompsa char buf[128]; 762188622Sthompsa int error; 763184610Salfred 764188622Sthompsa DPRINTFN(6, "\n"); 765184610Salfred 766188622Sthompsa if ((ugd->ugd_data == NULL) || (ugd->ugd_maxlen == 0)) { 767188622Sthompsa /* userland pointer should not be zero */ 768184610Salfred return (EINVAL); 769184610Salfred } 770188622Sthompsa 771194228Sthompsa iface = usbd_get_iface(udev, ugd->ugd_iface_index); 772188622Sthompsa if ((iface == NULL) || (iface->idesc == NULL)) { 773188622Sthompsa /* invalid interface index */ 774188622Sthompsa return (EINVAL); 775184610Salfred } 776188622Sthompsa 777188622Sthompsa /* read out device nameunit string, if any */ 778188622Sthompsa if ((iface->subdev != NULL) && 779188622Sthompsa device_is_attached(iface->subdev) && 780188622Sthompsa (ptr = device_get_nameunit(iface->subdev)) && 781188622Sthompsa (desc = device_get_desc(iface->subdev))) { 782188622Sthompsa 783188622Sthompsa /* print description */ 784188622Sthompsa snprintf(buf, sizeof(buf), "%s: <%s>", ptr, desc); 785188622Sthompsa 786188622Sthompsa /* range checks */ 787188622Sthompsa maxlen = ugd->ugd_maxlen - 1; 788188622Sthompsa len = strlen(buf); 789188622Sthompsa if (len > maxlen) 790188622Sthompsa len = maxlen; 791188622Sthompsa 792188622Sthompsa /* update actual length, including terminating zero */ 793188622Sthompsa ugd->ugd_actlen = len + 1; 794188622Sthompsa 795188622Sthompsa /* copy out interface description */ 796188622Sthompsa error = copyout(buf, ugd->ugd_data, ugd->ugd_actlen); 797188622Sthompsa } else { 798188622Sthompsa /* zero length string is default */ 799188622Sthompsa error = copyout("", ugd->ugd_data, 1); 800184610Salfred } 801188622Sthompsa return (error); 802184610Salfred} 803184610Salfred 804184610Salfred/*------------------------------------------------------------------------* 805194228Sthompsa * usb_gen_fill_deviceinfo 806184610Salfred * 807184610Salfred * This function dumps information about an USB device to the 808184610Salfred * structure pointed to by the "di" argument. 809184610Salfred * 810184610Salfred * Returns: 811184610Salfred * 0: Success 812184610Salfred * Else: Failure 813184610Salfred *------------------------------------------------------------------------*/ 814184610Salfredstatic int 815194228Sthompsausb_gen_fill_deviceinfo(struct usb_fifo *f, struct usb_device_info *di) 816184610Salfred{ 817192984Sthompsa struct usb_device *udev; 818192984Sthompsa struct usb_device *hub; 819184610Salfred 820184610Salfred udev = f->udev; 821184610Salfred 822184610Salfred bzero(di, sizeof(di[0])); 823184610Salfred 824184610Salfred di->udi_bus = device_get_unit(udev->bus->bdev); 825184610Salfred di->udi_addr = udev->address; 826184610Salfred di->udi_index = udev->device_index; 827212136Sthompsa strlcpy(di->udi_serial, usb_get_serial(udev), sizeof(di->udi_serial)); 828212136Sthompsa strlcpy(di->udi_vendor, usb_get_manufacturer(udev), sizeof(di->udi_vendor)); 829212136Sthompsa strlcpy(di->udi_product, usb_get_product(udev), sizeof(di->udi_product)); 830194228Sthompsa usb_printbcd(di->udi_release, sizeof(di->udi_release), 831184610Salfred UGETW(udev->ddesc.bcdDevice)); 832184610Salfred di->udi_vendorNo = UGETW(udev->ddesc.idVendor); 833184610Salfred di->udi_productNo = UGETW(udev->ddesc.idProduct); 834184610Salfred di->udi_releaseNo = UGETW(udev->ddesc.bcdDevice); 835184610Salfred di->udi_class = udev->ddesc.bDeviceClass; 836184610Salfred di->udi_subclass = udev->ddesc.bDeviceSubClass; 837184610Salfred di->udi_protocol = udev->ddesc.bDeviceProtocol; 838184610Salfred di->udi_config_no = udev->curr_config_no; 839184610Salfred di->udi_config_index = udev->curr_config_index; 840184610Salfred di->udi_power = udev->flags.self_powered ? 0 : udev->power; 841184610Salfred di->udi_speed = udev->speed; 842192499Sthompsa di->udi_mode = udev->flags.usb_mode; 843184610Salfred di->udi_power_mode = udev->power_mode; 844191824Sthompsa di->udi_suspended = udev->flags.peer_suspended; 845184610Salfred 846184610Salfred hub = udev->parent_hub; 847184610Salfred if (hub) { 848184610Salfred di->udi_hubaddr = hub->address; 849184610Salfred di->udi_hubindex = hub->device_index; 850184610Salfred di->udi_hubport = udev->port_no; 851184610Salfred } 852184610Salfred return (0); 853184610Salfred} 854184610Salfred 855184610Salfred/*------------------------------------------------------------------------* 856184610Salfred * ugen_check_request 857184610Salfred * 858184610Salfred * Return values: 859184610Salfred * 0: Access allowed 860184610Salfred * Else: No access 861184610Salfred *------------------------------------------------------------------------*/ 862184610Salfredstatic int 863192984Sthompsaugen_check_request(struct usb_device *udev, struct usb_device_request *req) 864184610Salfred{ 865193644Sthompsa struct usb_endpoint *ep; 866184610Salfred int error; 867184610Salfred 868184610Salfred /* 869184610Salfred * Avoid requests that would damage the bus integrity: 870184610Salfred */ 871184610Salfred if (((req->bmRequestType == UT_WRITE_DEVICE) && 872184610Salfred (req->bRequest == UR_SET_ADDRESS)) || 873184610Salfred ((req->bmRequestType == UT_WRITE_DEVICE) && 874184610Salfred (req->bRequest == UR_SET_CONFIG)) || 875184610Salfred ((req->bmRequestType == UT_WRITE_INTERFACE) && 876184610Salfred (req->bRequest == UR_SET_INTERFACE))) { 877184610Salfred /* 878184610Salfred * These requests can be useful for testing USB drivers. 879184610Salfred */ 880184610Salfred error = priv_check(curthread, PRIV_DRIVER); 881184610Salfred if (error) { 882184610Salfred return (error); 883184610Salfred } 884184610Salfred } 885184610Salfred /* 886184610Salfred * Special case - handle clearing of stall 887184610Salfred */ 888184610Salfred if (req->bmRequestType == UT_WRITE_ENDPOINT) { 889184610Salfred 890194228Sthompsa ep = usbd_get_ep_by_addr(udev, req->wIndex[0]); 891193644Sthompsa if (ep == NULL) { 892184610Salfred return (EINVAL); 893184610Salfred } 894184610Salfred if ((req->bRequest == UR_CLEAR_FEATURE) && 895184610Salfred (UGETW(req->wValue) == UF_ENDPOINT_HALT)) { 896194228Sthompsa usbd_clear_data_toggle(udev, ep); 897184610Salfred } 898184610Salfred } 899184610Salfred /* TODO: add more checks to verify the interface index */ 900184610Salfred 901184610Salfred return (0); 902184610Salfred} 903184610Salfred 904184610Salfredint 905192984Sthompsaugen_do_request(struct usb_fifo *f, struct usb_ctl_request *ur) 906184610Salfred{ 907184610Salfred int error; 908184610Salfred uint16_t len; 909184610Salfred uint16_t actlen; 910184610Salfred 911184610Salfred if (ugen_check_request(f->udev, &ur->ucr_request)) { 912184610Salfred return (EPERM); 913184610Salfred } 914184610Salfred len = UGETW(ur->ucr_request.wLength); 915184610Salfred 916184610Salfred /* check if "ucr_data" is valid */ 917184610Salfred if (len != 0) { 918184610Salfred if (ur->ucr_data == NULL) { 919184610Salfred return (EFAULT); 920184610Salfred } 921184610Salfred } 922184610Salfred /* do the USB request */ 923194228Sthompsa error = usbd_do_request_flags 924184610Salfred (f->udev, NULL, &ur->ucr_request, ur->ucr_data, 925184610Salfred (ur->ucr_flags & USB_SHORT_XFER_OK) | 926184610Salfred USB_USER_DATA_PTR, &actlen, 927184610Salfred USB_DEFAULT_TIMEOUT); 928184610Salfred 929184610Salfred ur->ucr_actlen = actlen; 930184610Salfred 931184610Salfred if (error) { 932184610Salfred error = EIO; 933184610Salfred } 934184610Salfred return (error); 935184610Salfred} 936184610Salfred 937184610Salfred/*------------------------------------------------------------------------ 938184610Salfred * ugen_re_enumerate 939184610Salfred *------------------------------------------------------------------------*/ 940184610Salfredstatic int 941192984Sthompsaugen_re_enumerate(struct usb_fifo *f) 942184610Salfred{ 943192984Sthompsa struct usb_device *udev = f->udev; 944184610Salfred int error; 945184610Salfred 946184610Salfred /* 947184610Salfred * This request can be useful for testing USB drivers: 948184610Salfred */ 949184610Salfred error = priv_check(curthread, PRIV_DRIVER); 950184610Salfred if (error) { 951184610Salfred return (error); 952184610Salfred } 953213432Shselasky if (udev->flags.usb_mode != USB_MODE_HOST) { 954213432Shselasky /* not possible in device side mode */ 955219395Shselasky DPRINTFN(6, "device mode\n"); 956213432Shselasky return (ENOTTY); 957185087Salfred } 958219395Shselasky if (udev->parent_hub == NULL) { 959219395Shselasky /* the root HUB cannot be re-enumerated */ 960219395Shselasky DPRINTFN(6, "cannot reset root HUB\n"); 961219395Shselasky return (EINVAL); 962219395Shselasky } 963213432Shselasky /* make sure all FIFO's are gone */ 964213432Shselasky /* else there can be a deadlock */ 965213432Shselasky if (ugen_fs_uninit(f)) { 966213432Shselasky /* ignore any errors */ 967213432Shselasky DPRINTFN(6, "no FIFOs\n"); 968184610Salfred } 969222786Shselasky /* start re-enumeration of device */ 970222786Shselasky usbd_start_re_enumerate(udev); 971184610Salfred return (0); 972184610Salfred} 973184610Salfred 974185087Salfredint 975192984Sthompsaugen_fs_uninit(struct usb_fifo *f) 976184610Salfred{ 977184610Salfred if (f->fs_xfer == NULL) { 978184610Salfred return (EINVAL); 979184610Salfred } 980194228Sthompsa usbd_transfer_unsetup(f->fs_xfer, f->fs_ep_max); 981184610Salfred free(f->fs_xfer, M_USB); 982184610Salfred f->fs_xfer = NULL; 983184610Salfred f->fs_ep_max = 0; 984184610Salfred f->fs_ep_ptr = NULL; 985184610Salfred f->flag_iscomplete = 0; 986194228Sthompsa usb_fifo_free_buffer(f); 987184610Salfred return (0); 988184610Salfred} 989184610Salfred 990184610Salfredstatic uint8_t 991192984Sthompsaugen_fs_get_complete(struct usb_fifo *f, uint8_t *pindex) 992184610Salfred{ 993192984Sthompsa struct usb_mbuf *m; 994184610Salfred 995184610Salfred USB_IF_DEQUEUE(&f->used_q, m); 996184610Salfred 997184610Salfred if (m) { 998184610Salfred *pindex = *((uint8_t *)(m->cur_data_ptr)); 999184610Salfred 1000184610Salfred USB_IF_ENQUEUE(&f->free_q, m); 1001184610Salfred 1002184610Salfred return (0); /* success */ 1003184610Salfred } else { 1004184610Salfred 1005184610Salfred *pindex = 0; /* fix compiler warning */ 1006184610Salfred 1007184610Salfred f->flag_iscomplete = 0; 1008184610Salfred } 1009184610Salfred return (1); /* failure */ 1010184610Salfred} 1011184610Salfred 1012184610Salfredstatic void 1013192984Sthompsaugen_fs_set_complete(struct usb_fifo *f, uint8_t index) 1014184610Salfred{ 1015192984Sthompsa struct usb_mbuf *m; 1016184610Salfred 1017184610Salfred USB_IF_DEQUEUE(&f->free_q, m); 1018184610Salfred 1019184610Salfred if (m == NULL) { 1020184610Salfred /* can happen during close */ 1021184610Salfred DPRINTF("out of buffers\n"); 1022184610Salfred return; 1023184610Salfred } 1024184610Salfred USB_MBUF_RESET(m); 1025184610Salfred 1026184610Salfred *((uint8_t *)(m->cur_data_ptr)) = index; 1027184610Salfred 1028184610Salfred USB_IF_ENQUEUE(&f->used_q, m); 1029184610Salfred 1030184610Salfred f->flag_iscomplete = 1; 1031184610Salfred 1032194228Sthompsa usb_fifo_wakeup(f); 1033184610Salfred} 1034184610Salfred 1035184610Salfredstatic int 1036192984Sthompsaugen_fs_copy_in(struct usb_fifo *f, uint8_t ep_index) 1037184610Salfred{ 1038192984Sthompsa struct usb_device_request *req; 1039192984Sthompsa struct usb_xfer *xfer; 1040192984Sthompsa struct usb_fs_endpoint fs_ep; 1041184610Salfred void *uaddr; /* userland pointer */ 1042184610Salfred void *kaddr; 1043193045Sthompsa usb_frlength_t offset; 1044193045Sthompsa usb_frlength_t rem; 1045193045Sthompsa usb_frcount_t n; 1046184610Salfred uint32_t length; 1047184610Salfred int error; 1048184610Salfred uint8_t isread; 1049184610Salfred 1050184610Salfred if (ep_index >= f->fs_ep_max) { 1051184610Salfred return (EINVAL); 1052184610Salfred } 1053184610Salfred xfer = f->fs_xfer[ep_index]; 1054184610Salfred if (xfer == NULL) { 1055184610Salfred return (EINVAL); 1056184610Salfred } 1057184610Salfred mtx_lock(f->priv_mtx); 1058194228Sthompsa if (usbd_transfer_pending(xfer)) { 1059184610Salfred mtx_unlock(f->priv_mtx); 1060184610Salfred return (EBUSY); /* should not happen */ 1061184610Salfred } 1062184610Salfred mtx_unlock(f->priv_mtx); 1063184610Salfred 1064184610Salfred error = copyin(f->fs_ep_ptr + 1065184610Salfred ep_index, &fs_ep, sizeof(fs_ep)); 1066184610Salfred if (error) { 1067184610Salfred return (error); 1068184610Salfred } 1069184610Salfred /* security checks */ 1070184610Salfred 1071184610Salfred if (fs_ep.nFrames > xfer->max_frame_count) { 1072184610Salfred xfer->error = USB_ERR_INVAL; 1073184610Salfred goto complete; 1074184610Salfred } 1075184610Salfred if (fs_ep.nFrames == 0) { 1076184610Salfred xfer->error = USB_ERR_INVAL; 1077184610Salfred goto complete; 1078184610Salfred } 1079184610Salfred error = copyin(fs_ep.ppBuffer, 1080184610Salfred &uaddr, sizeof(uaddr)); 1081184610Salfred if (error) { 1082184610Salfred return (error); 1083184610Salfred } 1084184610Salfred /* reset first frame */ 1085194677Sthompsa usbd_xfer_set_frame_offset(xfer, 0, 0); 1086184610Salfred 1087184610Salfred if (xfer->flags_int.control_xfr) { 1088184610Salfred 1089184610Salfred req = xfer->frbuffers[0].buffer; 1090184610Salfred 1091184610Salfred error = copyin(fs_ep.pLength, 1092184610Salfred &length, sizeof(length)); 1093184610Salfred if (error) { 1094184610Salfred return (error); 1095184610Salfred } 1096194659Sthompsa if (length != sizeof(*req)) { 1097184610Salfred xfer->error = USB_ERR_INVAL; 1098184610Salfred goto complete; 1099184610Salfred } 1100184610Salfred if (length != 0) { 1101184610Salfred error = copyin(uaddr, req, length); 1102184610Salfred if (error) { 1103184610Salfred return (error); 1104184610Salfred } 1105184610Salfred } 1106184610Salfred if (ugen_check_request(f->udev, req)) { 1107184610Salfred xfer->error = USB_ERR_INVAL; 1108184610Salfred goto complete; 1109184610Salfred } 1110194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, length); 1111184610Salfred 1112184610Salfred /* Host mode only ! */ 1113184610Salfred if ((req->bmRequestType & 1114184610Salfred (UT_READ | UT_WRITE)) == UT_READ) { 1115184610Salfred isread = 1; 1116184610Salfred } else { 1117184610Salfred isread = 0; 1118184610Salfred } 1119184610Salfred n = 1; 1120184610Salfred offset = sizeof(*req); 1121184610Salfred 1122184610Salfred } else { 1123184610Salfred /* Device and Host mode */ 1124184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1125184610Salfred isread = 1; 1126184610Salfred } else { 1127184610Salfred isread = 0; 1128184610Salfred } 1129184610Salfred n = 0; 1130184610Salfred offset = 0; 1131184610Salfred } 1132184610Salfred 1133194677Sthompsa rem = usbd_xfer_max_len(xfer); 1134184610Salfred xfer->nframes = fs_ep.nFrames; 1135184610Salfred xfer->timeout = fs_ep.timeout; 1136184610Salfred if (xfer->timeout > 65535) { 1137184610Salfred xfer->timeout = 65535; 1138184610Salfred } 1139184610Salfred if (fs_ep.flags & USB_FS_FLAG_SINGLE_SHORT_OK) 1140184610Salfred xfer->flags.short_xfer_ok = 1; 1141184610Salfred else 1142184610Salfred xfer->flags.short_xfer_ok = 0; 1143184610Salfred 1144184610Salfred if (fs_ep.flags & USB_FS_FLAG_MULTI_SHORT_OK) 1145184610Salfred xfer->flags.short_frames_ok = 1; 1146184610Salfred else 1147184610Salfred xfer->flags.short_frames_ok = 0; 1148184610Salfred 1149184610Salfred if (fs_ep.flags & USB_FS_FLAG_FORCE_SHORT) 1150184610Salfred xfer->flags.force_short_xfer = 1; 1151184610Salfred else 1152184610Salfred xfer->flags.force_short_xfer = 0; 1153184610Salfred 1154184610Salfred if (fs_ep.flags & USB_FS_FLAG_CLEAR_STALL) 1155194677Sthompsa usbd_xfer_set_stall(xfer); 1156184610Salfred else 1157184610Salfred xfer->flags.stall_pipe = 0; 1158184610Salfred 1159184610Salfred for (; n != xfer->nframes; n++) { 1160184610Salfred 1161184610Salfred error = copyin(fs_ep.pLength + n, 1162184610Salfred &length, sizeof(length)); 1163184610Salfred if (error) { 1164184610Salfred break; 1165184610Salfred } 1166194677Sthompsa usbd_xfer_set_frame_len(xfer, n, length); 1167184610Salfred 1168184610Salfred if (length > rem) { 1169184610Salfred xfer->error = USB_ERR_INVAL; 1170184610Salfred goto complete; 1171184610Salfred } 1172184610Salfred rem -= length; 1173184610Salfred 1174184610Salfred if (!isread) { 1175184610Salfred 1176184610Salfred /* we need to know the source buffer */ 1177184610Salfred error = copyin(fs_ep.ppBuffer + n, 1178184610Salfred &uaddr, sizeof(uaddr)); 1179184610Salfred if (error) { 1180184610Salfred break; 1181184610Salfred } 1182184610Salfred if (xfer->flags_int.isochronous_xfr) { 1183184610Salfred /* get kernel buffer address */ 1184184610Salfred kaddr = xfer->frbuffers[0].buffer; 1185184610Salfred kaddr = USB_ADD_BYTES(kaddr, offset); 1186184610Salfred } else { 1187184610Salfred /* set current frame offset */ 1188194677Sthompsa usbd_xfer_set_frame_offset(xfer, offset, n); 1189184610Salfred 1190184610Salfred /* get kernel buffer address */ 1191184610Salfred kaddr = xfer->frbuffers[n].buffer; 1192184610Salfred } 1193184610Salfred 1194184610Salfred /* move data */ 1195184610Salfred error = copyin(uaddr, kaddr, length); 1196184610Salfred if (error) { 1197184610Salfred break; 1198184610Salfred } 1199184610Salfred } 1200184610Salfred offset += length; 1201184610Salfred } 1202184610Salfred return (error); 1203184610Salfred 1204184610Salfredcomplete: 1205184610Salfred mtx_lock(f->priv_mtx); 1206184610Salfred ugen_fs_set_complete(f, ep_index); 1207184610Salfred mtx_unlock(f->priv_mtx); 1208184610Salfred return (0); 1209184610Salfred} 1210184610Salfred 1211184610Salfredstatic int 1212192984Sthompsaugen_fs_copy_out(struct usb_fifo *f, uint8_t ep_index) 1213184610Salfred{ 1214192984Sthompsa struct usb_device_request *req; 1215192984Sthompsa struct usb_xfer *xfer; 1216192984Sthompsa struct usb_fs_endpoint fs_ep; 1217192984Sthompsa struct usb_fs_endpoint *fs_ep_uptr; /* userland ptr */ 1218184610Salfred void *uaddr; /* userland ptr */ 1219184610Salfred void *kaddr; 1220193045Sthompsa usb_frlength_t offset; 1221193045Sthompsa usb_frlength_t rem; 1222193045Sthompsa usb_frcount_t n; 1223184610Salfred uint32_t length; 1224184610Salfred uint32_t temp; 1225184610Salfred int error; 1226184610Salfred uint8_t isread; 1227184610Salfred 1228190181Sthompsa if (ep_index >= f->fs_ep_max) 1229184610Salfred return (EINVAL); 1230190181Sthompsa 1231184610Salfred xfer = f->fs_xfer[ep_index]; 1232190181Sthompsa if (xfer == NULL) 1233184610Salfred return (EINVAL); 1234190181Sthompsa 1235184610Salfred mtx_lock(f->priv_mtx); 1236194228Sthompsa if (usbd_transfer_pending(xfer)) { 1237184610Salfred mtx_unlock(f->priv_mtx); 1238184610Salfred return (EBUSY); /* should not happen */ 1239184610Salfred } 1240184610Salfred mtx_unlock(f->priv_mtx); 1241184610Salfred 1242184610Salfred fs_ep_uptr = f->fs_ep_ptr + ep_index; 1243184610Salfred error = copyin(fs_ep_uptr, &fs_ep, sizeof(fs_ep)); 1244184610Salfred if (error) { 1245184610Salfred return (error); 1246184610Salfred } 1247184610Salfred fs_ep.status = xfer->error; 1248184610Salfred fs_ep.aFrames = xfer->aframes; 1249184610Salfred fs_ep.isoc_time_complete = xfer->isoc_time_complete; 1250184610Salfred if (xfer->error) { 1251184610Salfred goto complete; 1252184610Salfred } 1253184610Salfred if (xfer->flags_int.control_xfr) { 1254184610Salfred req = xfer->frbuffers[0].buffer; 1255184610Salfred 1256184610Salfred /* Host mode only ! */ 1257184610Salfred if ((req->bmRequestType & (UT_READ | UT_WRITE)) == UT_READ) { 1258184610Salfred isread = 1; 1259184610Salfred } else { 1260184610Salfred isread = 0; 1261184610Salfred } 1262184610Salfred if (xfer->nframes == 0) 1263184610Salfred n = 0; /* should never happen */ 1264184610Salfred else 1265184610Salfred n = 1; 1266184610Salfred } else { 1267184610Salfred /* Device and Host mode */ 1268184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1269184610Salfred isread = 1; 1270184610Salfred } else { 1271184610Salfred isread = 0; 1272184610Salfred } 1273184610Salfred n = 0; 1274184610Salfred } 1275184610Salfred 1276184610Salfred /* Update lengths and copy out data */ 1277184610Salfred 1278194677Sthompsa rem = usbd_xfer_max_len(xfer); 1279184610Salfred offset = 0; 1280184610Salfred 1281184610Salfred for (; n != xfer->nframes; n++) { 1282184610Salfred 1283184610Salfred /* get initial length into "temp" */ 1284184610Salfred error = copyin(fs_ep.pLength + n, 1285184610Salfred &temp, sizeof(temp)); 1286184610Salfred if (error) { 1287184610Salfred return (error); 1288184610Salfred } 1289184610Salfred if (temp > rem) { 1290184610Salfred /* the userland length has been corrupted */ 1291184610Salfred DPRINTF("corrupt userland length " 1292184610Salfred "%u > %u\n", temp, rem); 1293184610Salfred fs_ep.status = USB_ERR_INVAL; 1294184610Salfred goto complete; 1295184610Salfred } 1296184610Salfred rem -= temp; 1297184610Salfred 1298184610Salfred /* get actual transfer length */ 1299184610Salfred length = xfer->frlengths[n]; 1300184610Salfred if (length > temp) { 1301184610Salfred /* data overflow */ 1302184610Salfred fs_ep.status = USB_ERR_INVAL; 1303184610Salfred DPRINTF("data overflow %u > %u\n", 1304184610Salfred length, temp); 1305184610Salfred goto complete; 1306184610Salfred } 1307184610Salfred if (isread) { 1308184610Salfred 1309184610Salfred /* we need to know the destination buffer */ 1310184610Salfred error = copyin(fs_ep.ppBuffer + n, 1311184610Salfred &uaddr, sizeof(uaddr)); 1312184610Salfred if (error) { 1313184610Salfred return (error); 1314184610Salfred } 1315184610Salfred if (xfer->flags_int.isochronous_xfr) { 1316184610Salfred /* only one frame buffer */ 1317184610Salfred kaddr = USB_ADD_BYTES( 1318184610Salfred xfer->frbuffers[0].buffer, offset); 1319184610Salfred } else { 1320184610Salfred /* multiple frame buffers */ 1321184610Salfred kaddr = xfer->frbuffers[n].buffer; 1322184610Salfred } 1323184610Salfred 1324184610Salfred /* move data */ 1325184610Salfred error = copyout(kaddr, uaddr, length); 1326184610Salfred if (error) { 1327184610Salfred return (error); 1328184610Salfred } 1329184610Salfred } 1330184610Salfred /* 1331184610Salfred * Update offset according to initial length, which is 1332184610Salfred * needed by isochronous transfers! 1333184610Salfred */ 1334184610Salfred offset += temp; 1335184610Salfred 1336184610Salfred /* update length */ 1337184610Salfred error = copyout(&length, 1338184610Salfred fs_ep.pLength + n, sizeof(length)); 1339184610Salfred if (error) { 1340184610Salfred return (error); 1341184610Salfred } 1342184610Salfred } 1343184610Salfred 1344184610Salfredcomplete: 1345184610Salfred /* update "aFrames" */ 1346184610Salfred error = copyout(&fs_ep.aFrames, &fs_ep_uptr->aFrames, 1347184610Salfred sizeof(fs_ep.aFrames)); 1348184610Salfred if (error) 1349184610Salfred goto done; 1350184610Salfred 1351184610Salfred /* update "isoc_time_complete" */ 1352184610Salfred error = copyout(&fs_ep.isoc_time_complete, 1353184610Salfred &fs_ep_uptr->isoc_time_complete, 1354184610Salfred sizeof(fs_ep.isoc_time_complete)); 1355184610Salfred if (error) 1356184610Salfred goto done; 1357184610Salfred /* update "status" */ 1358184610Salfred error = copyout(&fs_ep.status, &fs_ep_uptr->status, 1359184610Salfred sizeof(fs_ep.status)); 1360184610Salfreddone: 1361184610Salfred return (error); 1362184610Salfred} 1363184610Salfred 1364184610Salfredstatic uint8_t 1365192984Sthompsaugen_fifo_in_use(struct usb_fifo *f, int fflags) 1366184610Salfred{ 1367192984Sthompsa struct usb_fifo *f_rx; 1368192984Sthompsa struct usb_fifo *f_tx; 1369184610Salfred 1370184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1371184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1372184610Salfred 1373184610Salfred if ((fflags & FREAD) && f_rx && 1374184610Salfred (f_rx->xfer[0] || f_rx->xfer[1])) { 1375184610Salfred return (1); /* RX FIFO in use */ 1376184610Salfred } 1377184610Salfred if ((fflags & FWRITE) && f_tx && 1378184610Salfred (f_tx->xfer[0] || f_tx->xfer[1])) { 1379184610Salfred return (1); /* TX FIFO in use */ 1380184610Salfred } 1381184610Salfred return (0); /* not in use */ 1382184610Salfred} 1383184610Salfred 1384184610Salfredstatic int 1385192984Sthompsaugen_ioctl(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 1386184610Salfred{ 1387192984Sthompsa struct usb_config usb_config[1]; 1388192984Sthompsa struct usb_device_request req; 1389184610Salfred union { 1390192984Sthompsa struct usb_fs_complete *pcomp; 1391192984Sthompsa struct usb_fs_start *pstart; 1392192984Sthompsa struct usb_fs_stop *pstop; 1393192984Sthompsa struct usb_fs_open *popen; 1394192984Sthompsa struct usb_fs_close *pclose; 1395192984Sthompsa struct usb_fs_clear_stall_sync *pstall; 1396184610Salfred void *addr; 1397184610Salfred } u; 1398193644Sthompsa struct usb_endpoint *ep; 1399192984Sthompsa struct usb_endpoint_descriptor *ed; 1400220304Shselasky struct usb_xfer *xfer; 1401184610Salfred int error = 0; 1402184610Salfred uint8_t iface_index; 1403184610Salfred uint8_t isread; 1404184610Salfred uint8_t ep_index; 1405219100Shselasky uint8_t pre_scale; 1406184610Salfred 1407184610Salfred u.addr = addr; 1408184610Salfred 1409185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1410185087Salfred 1411184610Salfred switch (cmd) { 1412184610Salfred case USB_FS_COMPLETE: 1413184610Salfred mtx_lock(f->priv_mtx); 1414184610Salfred error = ugen_fs_get_complete(f, &ep_index); 1415184610Salfred mtx_unlock(f->priv_mtx); 1416184610Salfred 1417184610Salfred if (error) { 1418184610Salfred error = EBUSY; 1419184610Salfred break; 1420184610Salfred } 1421184610Salfred u.pcomp->ep_index = ep_index; 1422184610Salfred error = ugen_fs_copy_out(f, u.pcomp->ep_index); 1423184610Salfred break; 1424184610Salfred 1425184610Salfred case USB_FS_START: 1426184610Salfred error = ugen_fs_copy_in(f, u.pstart->ep_index); 1427220304Shselasky if (error) 1428184610Salfred break; 1429184610Salfred mtx_lock(f->priv_mtx); 1430220304Shselasky xfer = f->fs_xfer[u.pstart->ep_index]; 1431220304Shselasky usbd_transfer_start(xfer); 1432184610Salfred mtx_unlock(f->priv_mtx); 1433184610Salfred break; 1434184610Salfred 1435184610Salfred case USB_FS_STOP: 1436184610Salfred if (u.pstop->ep_index >= f->fs_ep_max) { 1437184610Salfred error = EINVAL; 1438184610Salfred break; 1439184610Salfred } 1440184610Salfred mtx_lock(f->priv_mtx); 1441220304Shselasky xfer = f->fs_xfer[u.pstart->ep_index]; 1442220304Shselasky if (usbd_transfer_pending(xfer)) { 1443220304Shselasky usbd_transfer_stop(xfer); 1444220304Shselasky /* 1445220304Shselasky * Check if the USB transfer was stopped 1446220304Shselasky * before it was even started. Else a cancel 1447220304Shselasky * callback will be pending. 1448220304Shselasky */ 1449220304Shselasky if (!xfer->flags_int.transferring) { 1450220304Shselasky ugen_fs_set_complete(xfer->priv_sc, 1451220304Shselasky USB_P2U(xfer->priv_fifo)); 1452220304Shselasky } 1453220304Shselasky } 1454184610Salfred mtx_unlock(f->priv_mtx); 1455184610Salfred break; 1456184610Salfred 1457184610Salfred case USB_FS_OPEN: 1458184610Salfred if (u.popen->ep_index >= f->fs_ep_max) { 1459184610Salfred error = EINVAL; 1460184610Salfred break; 1461184610Salfred } 1462184610Salfred if (f->fs_xfer[u.popen->ep_index] != NULL) { 1463184610Salfred error = EBUSY; 1464184610Salfred break; 1465184610Salfred } 1466184610Salfred if (u.popen->max_bufsize > USB_FS_MAX_BUFSIZE) { 1467184610Salfred u.popen->max_bufsize = USB_FS_MAX_BUFSIZE; 1468184610Salfred } 1469219100Shselasky if (u.popen->max_frames & USB_FS_MAX_FRAMES_PRE_SCALE) { 1470219100Shselasky pre_scale = 1; 1471219100Shselasky u.popen->max_frames &= ~USB_FS_MAX_FRAMES_PRE_SCALE; 1472219100Shselasky } else { 1473219100Shselasky pre_scale = 0; 1474219100Shselasky } 1475184610Salfred if (u.popen->max_frames > USB_FS_MAX_FRAMES) { 1476184610Salfred u.popen->max_frames = USB_FS_MAX_FRAMES; 1477184610Salfred break; 1478184610Salfred } 1479184610Salfred if (u.popen->max_frames == 0) { 1480184610Salfred error = EINVAL; 1481184610Salfred break; 1482184610Salfred } 1483194228Sthompsa ep = usbd_get_ep_by_addr(f->udev, u.popen->ep_no); 1484193644Sthompsa if (ep == NULL) { 1485184610Salfred error = EINVAL; 1486184610Salfred break; 1487184610Salfred } 1488193644Sthompsa ed = ep->edesc; 1489184610Salfred if (ed == NULL) { 1490184610Salfred error = ENXIO; 1491184610Salfred break; 1492184610Salfred } 1493193644Sthompsa iface_index = ep->iface_index; 1494184610Salfred 1495219100Shselasky memset(usb_config, 0, sizeof(usb_config)); 1496184610Salfred 1497192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 1498192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 1499192984Sthompsa usb_config[0].direction = ed->bEndpointAddress & (UE_DIR_OUT | UE_DIR_IN); 1500192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 1501192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 1502219100Shselasky if (pre_scale != 0) 1503219100Shselasky usb_config[0].flags.pre_scale_frames = 1; 1504207080Sthompsa usb_config[0].callback = &ugen_ctrl_fs_callback; 1505192984Sthompsa usb_config[0].timeout = 0; /* no timeout */ 1506192984Sthompsa usb_config[0].frames = u.popen->max_frames; 1507192984Sthompsa usb_config[0].bufsize = u.popen->max_bufsize; 1508192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 1509184610Salfred 1510192984Sthompsa if (usb_config[0].type == UE_CONTROL) { 1511192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1512184610Salfred error = EINVAL; 1513184610Salfred break; 1514184610Salfred } 1515184610Salfred } else { 1516184610Salfred 1517192984Sthompsa isread = ((usb_config[0].endpoint & 1518184610Salfred (UE_DIR_IN | UE_DIR_OUT)) == UE_DIR_IN); 1519184610Salfred 1520192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1521184610Salfred isread = !isread; 1522184610Salfred } 1523184610Salfred /* check permissions */ 1524184610Salfred if (isread) { 1525184610Salfred if (!(fflags & FREAD)) { 1526184610Salfred error = EPERM; 1527184610Salfred break; 1528184610Salfred } 1529184610Salfred } else { 1530184610Salfred if (!(fflags & FWRITE)) { 1531184610Salfred error = EPERM; 1532184610Salfred break; 1533184610Salfred } 1534184610Salfred } 1535184610Salfred } 1536194228Sthompsa error = usbd_transfer_setup(f->udev, &iface_index, 1537192984Sthompsa f->fs_xfer + u.popen->ep_index, usb_config, 1, 1538184610Salfred f, f->priv_mtx); 1539184610Salfred if (error == 0) { 1540184610Salfred /* update maximums */ 1541184610Salfred u.popen->max_packet_length = 1542184610Salfred f->fs_xfer[u.popen->ep_index]->max_frame_size; 1543184610Salfred u.popen->max_bufsize = 1544184610Salfred f->fs_xfer[u.popen->ep_index]->max_data_length; 1545219100Shselasky /* update number of frames */ 1546219100Shselasky u.popen->max_frames = 1547219100Shselasky f->fs_xfer[u.popen->ep_index]->nframes; 1548219100Shselasky /* store index of endpoint */ 1549184610Salfred f->fs_xfer[u.popen->ep_index]->priv_fifo = 1550184610Salfred ((uint8_t *)0) + u.popen->ep_index; 1551184610Salfred } else { 1552184610Salfred error = ENOMEM; 1553184610Salfred } 1554184610Salfred break; 1555184610Salfred 1556184610Salfred case USB_FS_CLOSE: 1557184610Salfred if (u.pclose->ep_index >= f->fs_ep_max) { 1558184610Salfred error = EINVAL; 1559184610Salfred break; 1560184610Salfred } 1561184610Salfred if (f->fs_xfer[u.pclose->ep_index] == NULL) { 1562184610Salfred error = EINVAL; 1563184610Salfred break; 1564184610Salfred } 1565194228Sthompsa usbd_transfer_unsetup(f->fs_xfer + u.pclose->ep_index, 1); 1566184610Salfred break; 1567184610Salfred 1568184610Salfred case USB_FS_CLEAR_STALL_SYNC: 1569184610Salfred if (u.pstall->ep_index >= f->fs_ep_max) { 1570184610Salfred error = EINVAL; 1571184610Salfred break; 1572184610Salfred } 1573184610Salfred if (f->fs_xfer[u.pstall->ep_index] == NULL) { 1574184610Salfred error = EINVAL; 1575184610Salfred break; 1576184610Salfred } 1577192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1578184610Salfred error = EINVAL; 1579184610Salfred break; 1580184610Salfred } 1581184610Salfred mtx_lock(f->priv_mtx); 1582194228Sthompsa error = usbd_transfer_pending(f->fs_xfer[u.pstall->ep_index]); 1583184610Salfred mtx_unlock(f->priv_mtx); 1584184610Salfred 1585184610Salfred if (error) { 1586184610Salfred return (EBUSY); 1587184610Salfred } 1588193644Sthompsa ep = f->fs_xfer[u.pstall->ep_index]->endpoint; 1589184610Salfred 1590184610Salfred /* setup a clear-stall packet */ 1591184610Salfred req.bmRequestType = UT_WRITE_ENDPOINT; 1592184610Salfred req.bRequest = UR_CLEAR_FEATURE; 1593184610Salfred USETW(req.wValue, UF_ENDPOINT_HALT); 1594193644Sthompsa req.wIndex[0] = ep->edesc->bEndpointAddress; 1595184610Salfred req.wIndex[1] = 0; 1596184610Salfred USETW(req.wLength, 0); 1597184610Salfred 1598194228Sthompsa error = usbd_do_request(f->udev, NULL, &req, NULL); 1599184610Salfred if (error == 0) { 1600194228Sthompsa usbd_clear_data_toggle(f->udev, ep); 1601184610Salfred } else { 1602184610Salfred error = ENXIO; 1603184610Salfred } 1604184610Salfred break; 1605184610Salfred 1606184610Salfred default: 1607185087Salfred error = ENOIOCTL; 1608184610Salfred break; 1609184610Salfred } 1610185087Salfred 1611185087Salfred DPRINTFN(6, "error=%d\n", error); 1612185087Salfred 1613184610Salfred return (error); 1614184610Salfred} 1615184610Salfred 1616184610Salfredstatic int 1617192984Sthompsaugen_set_short_xfer(struct usb_fifo *f, void *addr) 1618184610Salfred{ 1619184610Salfred uint8_t t; 1620184610Salfred 1621184610Salfred if (*(int *)addr) 1622184610Salfred t = 1; 1623184610Salfred else 1624184610Salfred t = 0; 1625184610Salfred 1626184610Salfred if (f->flag_short == t) { 1627184610Salfred /* same value like before - accept */ 1628184610Salfred return (0); 1629184610Salfred } 1630184610Salfred if (f->xfer[0] || f->xfer[1]) { 1631184610Salfred /* cannot change this during transfer */ 1632184610Salfred return (EBUSY); 1633184610Salfred } 1634184610Salfred f->flag_short = t; 1635184610Salfred return (0); 1636184610Salfred} 1637184610Salfred 1638184610Salfredstatic int 1639192984Sthompsaugen_set_timeout(struct usb_fifo *f, void *addr) 1640184610Salfred{ 1641184610Salfred f->timeout = *(int *)addr; 1642184610Salfred if (f->timeout > 65535) { 1643184610Salfred /* limit user input */ 1644184610Salfred f->timeout = 65535; 1645184610Salfred } 1646184610Salfred return (0); 1647184610Salfred} 1648184610Salfred 1649184610Salfredstatic int 1650192984Sthompsaugen_get_frame_size(struct usb_fifo *f, void *addr) 1651184610Salfred{ 1652184610Salfred if (f->xfer[0]) { 1653184610Salfred *(int *)addr = f->xfer[0]->max_frame_size; 1654184610Salfred } else { 1655184610Salfred return (EINVAL); 1656184610Salfred } 1657184610Salfred return (0); 1658184610Salfred} 1659184610Salfred 1660184610Salfredstatic int 1661192984Sthompsaugen_set_buffer_size(struct usb_fifo *f, void *addr) 1662184610Salfred{ 1663193045Sthompsa usb_frlength_t t; 1664184610Salfred 1665190188Sthompsa if (*(int *)addr < 0) 1666190188Sthompsa t = 0; /* use "wMaxPacketSize" */ 1667184610Salfred else if (*(int *)addr < (256 * 1024)) 1668184610Salfred t = *(int *)addr; 1669184610Salfred else 1670184610Salfred t = 256 * 1024; 1671184610Salfred 1672184610Salfred if (f->bufsize == t) { 1673184610Salfred /* same value like before - accept */ 1674184610Salfred return (0); 1675184610Salfred } 1676184610Salfred if (f->xfer[0] || f->xfer[1]) { 1677184610Salfred /* cannot change this during transfer */ 1678184610Salfred return (EBUSY); 1679184610Salfred } 1680184610Salfred f->bufsize = t; 1681184610Salfred return (0); 1682184610Salfred} 1683184610Salfred 1684184610Salfredstatic int 1685192984Sthompsaugen_get_buffer_size(struct usb_fifo *f, void *addr) 1686184610Salfred{ 1687184610Salfred *(int *)addr = f->bufsize; 1688184610Salfred return (0); 1689184610Salfred} 1690184610Salfred 1691184610Salfredstatic int 1692192984Sthompsaugen_get_iface_desc(struct usb_fifo *f, 1693192984Sthompsa struct usb_interface_descriptor *idesc) 1694184610Salfred{ 1695192984Sthompsa struct usb_interface *iface; 1696184610Salfred 1697194228Sthompsa iface = usbd_get_iface(f->udev, f->iface_index); 1698184610Salfred if (iface && iface->idesc) { 1699184610Salfred *idesc = *(iface->idesc); 1700184610Salfred } else { 1701184610Salfred return (EIO); 1702184610Salfred } 1703184610Salfred return (0); 1704184610Salfred} 1705184610Salfred 1706184610Salfredstatic int 1707192984Sthompsaugen_get_endpoint_desc(struct usb_fifo *f, 1708192984Sthompsa struct usb_endpoint_descriptor *ed) 1709184610Salfred{ 1710193644Sthompsa struct usb_endpoint *ep; 1711184610Salfred 1712194677Sthompsa ep = usb_fifo_softc(f); 1713184610Salfred 1714193644Sthompsa if (ep && ep->edesc) { 1715193644Sthompsa *ed = *ep->edesc; 1716184610Salfred } else { 1717184610Salfred return (EINVAL); 1718184610Salfred } 1719184610Salfred return (0); 1720184610Salfred} 1721184610Salfred 1722184610Salfredstatic int 1723192984Sthompsaugen_set_power_mode(struct usb_fifo *f, int mode) 1724184610Salfred{ 1725192984Sthompsa struct usb_device *udev = f->udev; 1726184610Salfred int err; 1727187169Sthompsa uint8_t old_mode; 1728184610Salfred 1729184610Salfred if ((udev == NULL) || 1730184610Salfred (udev->parent_hub == NULL)) { 1731184610Salfred return (EINVAL); 1732184610Salfred } 1733189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1734187169Sthompsa if (err) 1735184610Salfred return (err); 1736187169Sthompsa 1737187169Sthompsa /* get old power mode */ 1738187169Sthompsa old_mode = udev->power_mode; 1739187169Sthompsa 1740187169Sthompsa /* if no change, then just return */ 1741187169Sthompsa if (old_mode == mode) 1742187169Sthompsa return (0); 1743187169Sthompsa 1744184610Salfred switch (mode) { 1745184610Salfred case USB_POWER_MODE_OFF: 1746187164Sthompsa /* get the device unconfigured */ 1747187164Sthompsa err = ugen_set_config(f, USB_UNCONFIG_INDEX); 1748187164Sthompsa if (err) { 1749187164Sthompsa DPRINTFN(0, "Could not unconfigure " 1750187164Sthompsa "device (ignored)\n"); 1751187164Sthompsa } 1752184610Salfred 1753184610Salfred /* clear port enable */ 1754194228Sthompsa err = usbd_req_clear_port_feature(udev->parent_hub, 1755184610Salfred NULL, udev->port_no, UHF_PORT_ENABLE); 1756184610Salfred break; 1757184610Salfred 1758184610Salfred case USB_POWER_MODE_ON: 1759186730Salfred case USB_POWER_MODE_SAVE: 1760186730Salfred break; 1761184610Salfred 1762184610Salfred case USB_POWER_MODE_RESUME: 1763208008Sthompsa#if USB_HAVE_POWERD 1764208008Sthompsa /* let USB-powerd handle resume */ 1765208008Sthompsa USB_BUS_LOCK(udev->bus); 1766208008Sthompsa udev->pwr_save.write_refs++; 1767208008Sthompsa udev->pwr_save.last_xfer_time = ticks; 1768208008Sthompsa USB_BUS_UNLOCK(udev->bus); 1769208008Sthompsa 1770208008Sthompsa /* set new power mode */ 1771208008Sthompsa usbd_set_power_mode(udev, USB_POWER_MODE_SAVE); 1772208008Sthompsa 1773208008Sthompsa /* wait for resume to complete */ 1774208008Sthompsa usb_pause_mtx(NULL, hz / 4); 1775208008Sthompsa 1776208008Sthompsa /* clear write reference */ 1777208008Sthompsa USB_BUS_LOCK(udev->bus); 1778208008Sthompsa udev->pwr_save.write_refs--; 1779208008Sthompsa USB_BUS_UNLOCK(udev->bus); 1780208008Sthompsa#endif 1781186730Salfred mode = USB_POWER_MODE_SAVE; 1782184610Salfred break; 1783184610Salfred 1784184610Salfred case USB_POWER_MODE_SUSPEND: 1785208008Sthompsa#if USB_HAVE_POWERD 1786208008Sthompsa /* let USB-powerd handle suspend */ 1787208008Sthompsa USB_BUS_LOCK(udev->bus); 1788208008Sthompsa udev->pwr_save.last_xfer_time = ticks - (256 * hz); 1789208008Sthompsa USB_BUS_UNLOCK(udev->bus); 1790208008Sthompsa#endif 1791186730Salfred mode = USB_POWER_MODE_SAVE; 1792184610Salfred break; 1793186730Salfred 1794184610Salfred default: 1795184610Salfred return (EINVAL); 1796184610Salfred } 1797184610Salfred 1798184610Salfred if (err) 1799184610Salfred return (ENXIO); /* I/O failure */ 1800184610Salfred 1801187169Sthompsa /* if we are powered off we need to re-enumerate first */ 1802187169Sthompsa if (old_mode == USB_POWER_MODE_OFF) { 1803213432Shselasky if (udev->flags.usb_mode == USB_MODE_HOST) { 1804213432Shselasky if (udev->re_enumerate_wait == 0) 1805213432Shselasky udev->re_enumerate_wait = 1; 1806213432Shselasky } 1807213432Shselasky /* set power mode will wake up the explore thread */ 1808187169Sthompsa } 1809187169Sthompsa 1810186730Salfred /* set new power mode */ 1811194228Sthompsa usbd_set_power_mode(udev, mode); 1812184610Salfred 1813184610Salfred return (0); /* success */ 1814184610Salfred} 1815184610Salfred 1816184610Salfredstatic int 1817192984Sthompsaugen_get_power_mode(struct usb_fifo *f) 1818184610Salfred{ 1819192984Sthompsa struct usb_device *udev = f->udev; 1820184610Salfred 1821212135Sthompsa if (udev == NULL) 1822184610Salfred return (USB_POWER_MODE_ON); 1823212135Sthompsa 1824184610Salfred return (udev->power_mode); 1825184610Salfred} 1826184610Salfred 1827184610Salfredstatic int 1828192984Sthompsaugen_do_port_feature(struct usb_fifo *f, uint8_t port_no, 1829184610Salfred uint8_t set, uint16_t feature) 1830184610Salfred{ 1831192984Sthompsa struct usb_device *udev = f->udev; 1832192984Sthompsa struct usb_hub *hub; 1833184610Salfred int err; 1834184610Salfred 1835189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1836184610Salfred if (err) { 1837184610Salfred return (err); 1838184610Salfred } 1839184610Salfred if (port_no == 0) { 1840184610Salfred return (EINVAL); 1841184610Salfred } 1842184610Salfred if ((udev == NULL) || 1843184610Salfred (udev->hub == NULL)) { 1844184610Salfred return (EINVAL); 1845184610Salfred } 1846184610Salfred hub = udev->hub; 1847184610Salfred 1848184610Salfred if (port_no > hub->nports) { 1849184610Salfred return (EINVAL); 1850184610Salfred } 1851184610Salfred if (set) 1852194228Sthompsa err = usbd_req_set_port_feature(udev, 1853184610Salfred NULL, port_no, feature); 1854184610Salfred else 1855194228Sthompsa err = usbd_req_clear_port_feature(udev, 1856184610Salfred NULL, port_no, feature); 1857184610Salfred 1858184610Salfred if (err) 1859184610Salfred return (ENXIO); /* failure */ 1860184610Salfred 1861184610Salfred return (0); /* success */ 1862184610Salfred} 1863184610Salfred 1864184610Salfredstatic int 1865192984Sthompsaugen_iface_ioctl(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 1866184610Salfred{ 1867192984Sthompsa struct usb_fifo *f_rx; 1868192984Sthompsa struct usb_fifo *f_tx; 1869184610Salfred int error = 0; 1870184610Salfred 1871184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1872184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1873184610Salfred 1874184610Salfred switch (cmd) { 1875184610Salfred case USB_SET_RX_SHORT_XFER: 1876184610Salfred if (fflags & FREAD) { 1877184610Salfred error = ugen_set_short_xfer(f_rx, addr); 1878184610Salfred } else { 1879184610Salfred error = EINVAL; 1880184610Salfred } 1881184610Salfred break; 1882184610Salfred 1883184610Salfred case USB_SET_TX_FORCE_SHORT: 1884184610Salfred if (fflags & FWRITE) { 1885184610Salfred error = ugen_set_short_xfer(f_tx, addr); 1886184610Salfred } else { 1887184610Salfred error = EINVAL; 1888184610Salfred } 1889184610Salfred break; 1890184610Salfred 1891184610Salfred case USB_SET_RX_TIMEOUT: 1892184610Salfred if (fflags & FREAD) { 1893184610Salfred error = ugen_set_timeout(f_rx, addr); 1894184610Salfred } else { 1895184610Salfred error = EINVAL; 1896184610Salfred } 1897184610Salfred break; 1898184610Salfred 1899184610Salfred case USB_SET_TX_TIMEOUT: 1900184610Salfred if (fflags & FWRITE) { 1901184610Salfred error = ugen_set_timeout(f_tx, addr); 1902184610Salfred } else { 1903184610Salfred error = EINVAL; 1904184610Salfred } 1905184610Salfred break; 1906184610Salfred 1907184610Salfred case USB_GET_RX_FRAME_SIZE: 1908184610Salfred if (fflags & FREAD) { 1909184610Salfred error = ugen_get_frame_size(f_rx, addr); 1910184610Salfred } else { 1911184610Salfred error = EINVAL; 1912184610Salfred } 1913184610Salfred break; 1914184610Salfred 1915184610Salfred case USB_GET_TX_FRAME_SIZE: 1916184610Salfred if (fflags & FWRITE) { 1917184610Salfred error = ugen_get_frame_size(f_tx, addr); 1918184610Salfred } else { 1919184610Salfred error = EINVAL; 1920184610Salfred } 1921184610Salfred break; 1922184610Salfred 1923184610Salfred case USB_SET_RX_BUFFER_SIZE: 1924184610Salfred if (fflags & FREAD) { 1925184610Salfred error = ugen_set_buffer_size(f_rx, addr); 1926184610Salfred } else { 1927184610Salfred error = EINVAL; 1928184610Salfred } 1929184610Salfred break; 1930184610Salfred 1931184610Salfred case USB_SET_TX_BUFFER_SIZE: 1932184610Salfred if (fflags & FWRITE) { 1933184610Salfred error = ugen_set_buffer_size(f_tx, addr); 1934184610Salfred } else { 1935184610Salfred error = EINVAL; 1936184610Salfred } 1937184610Salfred break; 1938184610Salfred 1939184610Salfred case USB_GET_RX_BUFFER_SIZE: 1940184610Salfred if (fflags & FREAD) { 1941184610Salfred error = ugen_get_buffer_size(f_rx, addr); 1942184610Salfred } else { 1943184610Salfred error = EINVAL; 1944184610Salfred } 1945184610Salfred break; 1946184610Salfred 1947184610Salfred case USB_GET_TX_BUFFER_SIZE: 1948184610Salfred if (fflags & FWRITE) { 1949184610Salfred error = ugen_get_buffer_size(f_tx, addr); 1950184610Salfred } else { 1951184610Salfred error = EINVAL; 1952184610Salfred } 1953184610Salfred break; 1954184610Salfred 1955184610Salfred case USB_GET_RX_INTERFACE_DESC: 1956184610Salfred if (fflags & FREAD) { 1957184610Salfred error = ugen_get_iface_desc(f_rx, addr); 1958184610Salfred } else { 1959184610Salfred error = EINVAL; 1960184610Salfred } 1961184610Salfred break; 1962184610Salfred 1963184610Salfred case USB_GET_TX_INTERFACE_DESC: 1964184610Salfred if (fflags & FWRITE) { 1965184610Salfred error = ugen_get_iface_desc(f_tx, addr); 1966184610Salfred } else { 1967184610Salfred error = EINVAL; 1968184610Salfred } 1969184610Salfred break; 1970184610Salfred 1971184610Salfred case USB_GET_RX_ENDPOINT_DESC: 1972184610Salfred if (fflags & FREAD) { 1973184610Salfred error = ugen_get_endpoint_desc(f_rx, addr); 1974184610Salfred } else { 1975184610Salfred error = EINVAL; 1976184610Salfred } 1977184610Salfred break; 1978184610Salfred 1979184610Salfred case USB_GET_TX_ENDPOINT_DESC: 1980184610Salfred if (fflags & FWRITE) { 1981184610Salfred error = ugen_get_endpoint_desc(f_tx, addr); 1982184610Salfred } else { 1983184610Salfred error = EINVAL; 1984184610Salfred } 1985184610Salfred break; 1986184610Salfred 1987184610Salfred case USB_SET_RX_STALL_FLAG: 1988184610Salfred if ((fflags & FREAD) && (*(int *)addr)) { 1989184610Salfred f_rx->flag_stall = 1; 1990184610Salfred } 1991184610Salfred break; 1992184610Salfred 1993184610Salfred case USB_SET_TX_STALL_FLAG: 1994184610Salfred if ((fflags & FWRITE) && (*(int *)addr)) { 1995184610Salfred f_tx->flag_stall = 1; 1996184610Salfred } 1997184610Salfred break; 1998184610Salfred 1999184610Salfred default: 2000185087Salfred error = ENOIOCTL; 2001184610Salfred break; 2002184610Salfred } 2003184610Salfred return (error); 2004184610Salfred} 2005184610Salfred 2006184610Salfredstatic int 2007192984Sthompsaugen_ioctl_post(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 2008184610Salfred{ 2009184610Salfred union { 2010192984Sthompsa struct usb_interface_descriptor *idesc; 2011192984Sthompsa struct usb_alt_interface *ai; 2012192984Sthompsa struct usb_device_descriptor *ddesc; 2013192984Sthompsa struct usb_config_descriptor *cdesc; 2014192984Sthompsa struct usb_device_stats *stat; 2015192984Sthompsa struct usb_fs_init *pinit; 2016192984Sthompsa struct usb_fs_uninit *puninit; 2017184610Salfred uint32_t *ptime; 2018184610Salfred void *addr; 2019184610Salfred int *pint; 2020184610Salfred } u; 2021192984Sthompsa struct usb_device_descriptor *dtemp; 2022192984Sthompsa struct usb_config_descriptor *ctemp; 2023192984Sthompsa struct usb_interface *iface; 2024184610Salfred int error = 0; 2025184610Salfred uint8_t n; 2026184610Salfred 2027184610Salfred u.addr = addr; 2028184610Salfred 2029185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 2030185087Salfred 2031184610Salfred switch (cmd) { 2032184610Salfred case USB_DISCOVER: 2033194228Sthompsa usb_needs_explore_all(); 2034184610Salfred break; 2035184610Salfred 2036184610Salfred case USB_SETDEBUG: 2037184610Salfred if (!(fflags & FWRITE)) { 2038184610Salfred error = EPERM; 2039184610Salfred break; 2040184610Salfred } 2041194228Sthompsa usb_debug = *(int *)addr; 2042184610Salfred break; 2043184610Salfred 2044184610Salfred case USB_GET_CONFIG: 2045184610Salfred *(int *)addr = f->udev->curr_config_index; 2046184610Salfred break; 2047184610Salfred 2048184610Salfred case USB_SET_CONFIG: 2049184610Salfred if (!(fflags & FWRITE)) { 2050184610Salfred error = EPERM; 2051184610Salfred break; 2052184610Salfred } 2053184610Salfred error = ugen_set_config(f, *(int *)addr); 2054184610Salfred break; 2055184610Salfred 2056184610Salfred case USB_GET_ALTINTERFACE: 2057194228Sthompsa iface = usbd_get_iface(f->udev, 2058184610Salfred u.ai->uai_interface_index); 2059184610Salfred if (iface && iface->idesc) { 2060184610Salfred u.ai->uai_alt_index = iface->alt_index; 2061184610Salfred } else { 2062184610Salfred error = EINVAL; 2063184610Salfred } 2064184610Salfred break; 2065184610Salfred 2066184610Salfred case USB_SET_ALTINTERFACE: 2067184610Salfred if (!(fflags & FWRITE)) { 2068184610Salfred error = EPERM; 2069184610Salfred break; 2070184610Salfred } 2071184610Salfred error = ugen_set_interface(f, 2072184610Salfred u.ai->uai_interface_index, u.ai->uai_alt_index); 2073184610Salfred break; 2074184610Salfred 2075184610Salfred case USB_GET_DEVICE_DESC: 2076194228Sthompsa dtemp = usbd_get_device_descriptor(f->udev); 2077184610Salfred if (!dtemp) { 2078184610Salfred error = EIO; 2079184610Salfred break; 2080184610Salfred } 2081184610Salfred *u.ddesc = *dtemp; 2082184610Salfred break; 2083184610Salfred 2084184610Salfred case USB_GET_CONFIG_DESC: 2085194228Sthompsa ctemp = usbd_get_config_descriptor(f->udev); 2086184610Salfred if (!ctemp) { 2087184610Salfred error = EIO; 2088184610Salfred break; 2089184610Salfred } 2090184610Salfred *u.cdesc = *ctemp; 2091184610Salfred break; 2092184610Salfred 2093184610Salfred case USB_GET_FULL_DESC: 2094184610Salfred error = ugen_get_cdesc(f, addr); 2095184610Salfred break; 2096184610Salfred 2097184610Salfred case USB_GET_STRING_DESC: 2098184610Salfred error = ugen_get_sdesc(f, addr); 2099184610Salfred break; 2100184610Salfred 2101188622Sthompsa case USB_GET_IFACE_DRIVER: 2102188622Sthompsa error = ugen_get_iface_driver(f, addr); 2103188622Sthompsa break; 2104188622Sthompsa 2105184610Salfred case USB_REQUEST: 2106184610Salfred case USB_DO_REQUEST: 2107184610Salfred if (!(fflags & FWRITE)) { 2108184610Salfred error = EPERM; 2109184610Salfred break; 2110184610Salfred } 2111184610Salfred error = ugen_do_request(f, addr); 2112184610Salfred break; 2113184610Salfred 2114184610Salfred case USB_DEVICEINFO: 2115184610Salfred case USB_GET_DEVICEINFO: 2116194228Sthompsa error = usb_gen_fill_deviceinfo(f, addr); 2117184610Salfred break; 2118184610Salfred 2119184610Salfred case USB_DEVICESTATS: 2120184610Salfred for (n = 0; n != 4; n++) { 2121184610Salfred 2122184610Salfred u.stat->uds_requests_fail[n] = 2123184610Salfred f->udev->bus->stats_err.uds_requests[n]; 2124184610Salfred 2125184610Salfred u.stat->uds_requests_ok[n] = 2126184610Salfred f->udev->bus->stats_ok.uds_requests[n]; 2127184610Salfred } 2128184610Salfred break; 2129184610Salfred 2130184610Salfred case USB_DEVICEENUMERATE: 2131184610Salfred error = ugen_re_enumerate(f); 2132184610Salfred break; 2133184610Salfred 2134184610Salfred case USB_GET_PLUGTIME: 2135184610Salfred *u.ptime = f->udev->plugtime; 2136184610Salfred break; 2137184610Salfred 2138184610Salfred case USB_CLAIM_INTERFACE: 2139184610Salfred case USB_RELEASE_INTERFACE: 2140184610Salfred /* TODO */ 2141184610Salfred break; 2142184610Salfred 2143184610Salfred case USB_IFACE_DRIVER_ACTIVE: 2144205036Sthompsa 2145205036Sthompsa n = *u.pint & 0xFF; 2146205036Sthompsa 2147205036Sthompsa iface = usbd_get_iface(f->udev, n); 2148205036Sthompsa 2149205036Sthompsa if (iface && iface->subdev) 2150205036Sthompsa error = 0; 2151205036Sthompsa else 2152205036Sthompsa error = ENXIO; 2153184610Salfred break; 2154184610Salfred 2155184610Salfred case USB_IFACE_DRIVER_DETACH: 2156205036Sthompsa 2157184610Salfred error = priv_check(curthread, PRIV_DRIVER); 2158205036Sthompsa 2159205036Sthompsa if (error) 2160184610Salfred break; 2161205036Sthompsa 2162205036Sthompsa n = *u.pint & 0xFF; 2163205036Sthompsa 2164205036Sthompsa if (n == USB_IFACE_INDEX_ANY) { 2165205036Sthompsa error = EINVAL; 2166205036Sthompsa break; 2167184610Salfred } 2168205036Sthompsa 2169205036Sthompsa usb_detach_device(f->udev, n, 0); 2170184610Salfred break; 2171184610Salfred 2172184610Salfred case USB_SET_POWER_MODE: 2173184610Salfred error = ugen_set_power_mode(f, *u.pint); 2174184610Salfred break; 2175184610Salfred 2176184610Salfred case USB_GET_POWER_MODE: 2177184610Salfred *u.pint = ugen_get_power_mode(f); 2178184610Salfred break; 2179184610Salfred 2180184610Salfred case USB_SET_PORT_ENABLE: 2181184610Salfred error = ugen_do_port_feature(f, 2182184610Salfred *u.pint, 1, UHF_PORT_ENABLE); 2183184610Salfred break; 2184184610Salfred 2185184610Salfred case USB_SET_PORT_DISABLE: 2186184610Salfred error = ugen_do_port_feature(f, 2187184610Salfred *u.pint, 0, UHF_PORT_ENABLE); 2188184610Salfred break; 2189184610Salfred 2190185087Salfred case USB_FS_INIT: 2191185087Salfred /* verify input parameters */ 2192185087Salfred if (u.pinit->pEndpoints == NULL) { 2193185087Salfred error = EINVAL; 2194185087Salfred break; 2195185087Salfred } 2196185087Salfred if (u.pinit->ep_index_max > 127) { 2197185087Salfred error = EINVAL; 2198185087Salfred break; 2199185087Salfred } 2200185087Salfred if (u.pinit->ep_index_max == 0) { 2201185087Salfred error = EINVAL; 2202185087Salfred break; 2203185087Salfred } 2204185087Salfred if (f->fs_xfer != NULL) { 2205185087Salfred error = EBUSY; 2206185087Salfred break; 2207185087Salfred } 2208185087Salfred if (f->dev_ep_index != 0) { 2209185087Salfred error = EINVAL; 2210185087Salfred break; 2211185087Salfred } 2212185087Salfred if (ugen_fifo_in_use(f, fflags)) { 2213185087Salfred error = EBUSY; 2214185087Salfred break; 2215185087Salfred } 2216194228Sthompsa error = usb_fifo_alloc_buffer(f, 1, u.pinit->ep_index_max); 2217185087Salfred if (error) { 2218185087Salfred break; 2219185087Salfred } 2220185087Salfred f->fs_xfer = malloc(sizeof(f->fs_xfer[0]) * 2221185087Salfred u.pinit->ep_index_max, M_USB, M_WAITOK | M_ZERO); 2222185087Salfred if (f->fs_xfer == NULL) { 2223194228Sthompsa usb_fifo_free_buffer(f); 2224185087Salfred error = ENOMEM; 2225185087Salfred break; 2226185087Salfred } 2227185087Salfred f->fs_ep_max = u.pinit->ep_index_max; 2228185087Salfred f->fs_ep_ptr = u.pinit->pEndpoints; 2229184610Salfred break; 2230184610Salfred 2231185087Salfred case USB_FS_UNINIT: 2232185087Salfred if (u.puninit->dummy != 0) { 2233185087Salfred error = EINVAL; 2234185087Salfred break; 2235185087Salfred } 2236185087Salfred error = ugen_fs_uninit(f); 2237185087Salfred break; 2238184610Salfred 2239185087Salfred default: 2240185087Salfred mtx_lock(f->priv_mtx); 2241185087Salfred error = ugen_iface_ioctl(f, cmd, addr, fflags); 2242185087Salfred mtx_unlock(f->priv_mtx); 2243185087Salfred break; 2244184610Salfred } 2245184610Salfred DPRINTFN(6, "error=%d\n", error); 2246184610Salfred return (error); 2247184610Salfred} 2248184610Salfred 2249184610Salfredstatic void 2250207080Sthompsaugen_ctrl_fs_callback(struct usb_xfer *xfer, usb_error_t error) 2251184610Salfred{ 2252184610Salfred ; /* workaround for a bug in "indent" */ 2253184610Salfred 2254184610Salfred DPRINTF("st=%u alen=%u aframes=%u\n", 2255184610Salfred USB_GET_STATE(xfer), xfer->actlen, xfer->aframes); 2256184610Salfred 2257184610Salfred switch (USB_GET_STATE(xfer)) { 2258184610Salfred case USB_ST_SETUP: 2259194228Sthompsa usbd_transfer_submit(xfer); 2260184610Salfred break; 2261184610Salfred default: 2262184610Salfred ugen_fs_set_complete(xfer->priv_sc, USB_P2U(xfer->priv_fifo)); 2263184610Salfred break; 2264184610Salfred } 2265184610Salfred} 2266190191Sthompsa#endif /* USB_HAVE_UGEN */ 2267