1184610Salfred/* $FreeBSD$ */ 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 129248085Smariusstatic SYSCTL_NODE(_hw_usb, OID_AUTO, ugen, CTLFLAG_RW, 0, "USB generic"); 130242775ShselaskySYSCTL_INT(_hw_usb_ugen, OID_AUTO, debug, CTLFLAG_RW | CTLFLAG_TUN, &ugen_debug, 131184610Salfred 0, "Debug level"); 132199675SthompsaTUNABLE_INT("hw.usb.ugen.debug", &ugen_debug); 133184610Salfred#endif 134184610Salfred 135184610Salfred 136184610Salfred/* prototypes */ 137184610Salfred 138184610Salfredstatic int 139192984Sthompsaugen_transfer_setup(struct usb_fifo *f, 140192984Sthompsa const struct usb_config *setup, uint8_t n_setup) 141184610Salfred{ 142194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 143192984Sthompsa struct usb_device *udev = f->udev; 144193644Sthompsa uint8_t iface_index = ep->iface_index; 145184610Salfred int error; 146184610Salfred 147184610Salfred mtx_unlock(f->priv_mtx); 148184610Salfred 149184610Salfred /* 150194228Sthompsa * "usbd_transfer_setup()" can sleep so one needs to make a wrapper, 151184610Salfred * exiting the mutex and checking things 152184610Salfred */ 153194228Sthompsa error = usbd_transfer_setup(udev, &iface_index, f->xfer, 154184610Salfred setup, n_setup, f, f->priv_mtx); 155184610Salfred if (error == 0) { 156184610Salfred 157184610Salfred if (f->xfer[0]->nframes == 1) { 158194228Sthompsa error = usb_fifo_alloc_buffer(f, 159184610Salfred f->xfer[0]->max_data_length, 2); 160184610Salfred } else { 161194228Sthompsa error = usb_fifo_alloc_buffer(f, 162184610Salfred f->xfer[0]->max_frame_size, 163184610Salfred 2 * f->xfer[0]->nframes); 164184610Salfred } 165184610Salfred if (error) { 166194228Sthompsa usbd_transfer_unsetup(f->xfer, n_setup); 167184610Salfred } 168184610Salfred } 169184610Salfred mtx_lock(f->priv_mtx); 170184610Salfred 171184610Salfred return (error); 172184610Salfred} 173184610Salfred 174184610Salfredstatic int 175192984Sthompsaugen_open(struct usb_fifo *f, int fflags) 176184610Salfred{ 177194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 178193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 179184610Salfred uint8_t type; 180184610Salfred 181184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 182184610Salfred 183184610Salfred mtx_lock(f->priv_mtx); 184194228Sthompsa switch (usbd_get_speed(f->udev)) { 185187180Sthompsa case USB_SPEED_LOW: 186187180Sthompsa case USB_SPEED_FULL: 187187180Sthompsa f->nframes = UGEN_HW_FRAMES; 188187180Sthompsa f->bufsize = UGEN_BULK_FS_BUFFER_SIZE; 189187180Sthompsa break; 190187180Sthompsa default: 191184610Salfred f->nframes = UGEN_HW_FRAMES * 8; 192184610Salfred f->bufsize = UGEN_BULK_HS_BUFFER_SIZE; 193187180Sthompsa break; 194184610Salfred } 195184610Salfred 196184610Salfred type = ed->bmAttributes & UE_XFERTYPE; 197184610Salfred if (type == UE_INTERRUPT) { 198184610Salfred f->bufsize = 0; /* use "wMaxPacketSize" */ 199184610Salfred } 200184610Salfred f->timeout = USB_NO_TIMEOUT; 201184610Salfred f->flag_short = 0; 202184610Salfred f->fifo_zlp = 0; 203184610Salfred mtx_unlock(f->priv_mtx); 204184610Salfred 205184610Salfred return (0); 206184610Salfred} 207184610Salfred 208184610Salfredstatic void 209192984Sthompsaugen_close(struct usb_fifo *f, int fflags) 210184610Salfred{ 211184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 212184610Salfred 213184610Salfred /* cleanup */ 214184610Salfred 215184610Salfred mtx_lock(f->priv_mtx); 216194228Sthompsa usbd_transfer_stop(f->xfer[0]); 217194228Sthompsa usbd_transfer_stop(f->xfer[1]); 218184610Salfred mtx_unlock(f->priv_mtx); 219184610Salfred 220194228Sthompsa usbd_transfer_unsetup(f->xfer, 2); 221194228Sthompsa usb_fifo_free_buffer(f); 222184610Salfred 223184610Salfred if (ugen_fs_uninit(f)) { 224184610Salfred /* ignore any errors - we are closing */ 225185290Salfred DPRINTFN(6, "no FIFOs\n"); 226184610Salfred } 227184610Salfred} 228184610Salfred 229184610Salfredstatic int 230192984Sthompsaugen_open_pipe_write(struct usb_fifo *f) 231184610Salfred{ 232192984Sthompsa struct usb_config usb_config[2]; 233194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 234193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 235184610Salfred 236184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 237184610Salfred 238184610Salfred if (f->xfer[0] || f->xfer[1]) { 239184610Salfred /* transfers are already opened */ 240184610Salfred return (0); 241184610Salfred } 242229080Shselasky memset(usb_config, 0, sizeof(usb_config)); 243184610Salfred 244192984Sthompsa usb_config[1].type = UE_CONTROL; 245192984Sthompsa usb_config[1].endpoint = 0; 246192984Sthompsa usb_config[1].direction = UE_DIR_ANY; 247192984Sthompsa usb_config[1].timeout = 1000; /* 1 second */ 248192984Sthompsa usb_config[1].interval = 50;/* 50 milliseconds */ 249192984Sthompsa usb_config[1].bufsize = sizeof(struct usb_device_request); 250192984Sthompsa usb_config[1].callback = &ugen_write_clear_stall_callback; 251192984Sthompsa usb_config[1].usb_mode = USB_MODE_HOST; 252184610Salfred 253192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 254192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 255192984Sthompsa usb_config[0].direction = UE_DIR_TX; 256192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 257192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 258192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 259184610Salfred 260184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 261184610Salfred case UE_INTERRUPT: 262184610Salfred case UE_BULK: 263184610Salfred if (f->flag_short) { 264192984Sthompsa usb_config[0].flags.force_short_xfer = 1; 265184610Salfred } 266207080Sthompsa usb_config[0].callback = &ugen_ctrl_write_callback; 267192984Sthompsa usb_config[0].timeout = f->timeout; 268192984Sthompsa usb_config[0].frames = 1; 269192984Sthompsa usb_config[0].bufsize = f->bufsize; 270192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 271184610Salfred return (EIO); 272184610Salfred } 273184610Salfred /* first transfer does not clear stall */ 274184610Salfred f->flag_stall = 0; 275184610Salfred break; 276184610Salfred 277184610Salfred case UE_ISOCHRONOUS: 278192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 279192984Sthompsa usb_config[0].bufsize = 0; /* use default */ 280192984Sthompsa usb_config[0].frames = f->nframes; 281192984Sthompsa usb_config[0].callback = &ugen_isoc_write_callback; 282192984Sthompsa usb_config[0].timeout = 0; 283184610Salfred 284184610Salfred /* clone configuration */ 285192984Sthompsa usb_config[1] = usb_config[0]; 286184610Salfred 287192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 288184610Salfred return (EIO); 289184610Salfred } 290184610Salfred break; 291184610Salfred default: 292184610Salfred return (EINVAL); 293184610Salfred } 294184610Salfred return (0); 295184610Salfred} 296184610Salfred 297184610Salfredstatic int 298192984Sthompsaugen_open_pipe_read(struct usb_fifo *f) 299184610Salfred{ 300192984Sthompsa struct usb_config usb_config[2]; 301194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 302193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 303184610Salfred 304184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 305184610Salfred 306184610Salfred if (f->xfer[0] || f->xfer[1]) { 307184610Salfred /* transfers are already opened */ 308184610Salfred return (0); 309184610Salfred } 310229080Shselasky memset(usb_config, 0, sizeof(usb_config)); 311184610Salfred 312192984Sthompsa usb_config[1].type = UE_CONTROL; 313192984Sthompsa usb_config[1].endpoint = 0; 314192984Sthompsa usb_config[1].direction = UE_DIR_ANY; 315192984Sthompsa usb_config[1].timeout = 1000; /* 1 second */ 316192984Sthompsa usb_config[1].interval = 50;/* 50 milliseconds */ 317192984Sthompsa usb_config[1].bufsize = sizeof(struct usb_device_request); 318192984Sthompsa usb_config[1].callback = &ugen_read_clear_stall_callback; 319192984Sthompsa usb_config[1].usb_mode = USB_MODE_HOST; 320184610Salfred 321192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 322192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 323192984Sthompsa usb_config[0].direction = UE_DIR_RX; 324192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 325192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 326192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 327184610Salfred 328184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 329184610Salfred case UE_INTERRUPT: 330184610Salfred case UE_BULK: 331184610Salfred if (f->flag_short) { 332192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 333184610Salfred } 334192984Sthompsa usb_config[0].timeout = f->timeout; 335192984Sthompsa usb_config[0].frames = 1; 336207080Sthompsa usb_config[0].callback = &ugen_ctrl_read_callback; 337192984Sthompsa usb_config[0].bufsize = f->bufsize; 338184610Salfred 339192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 340184610Salfred return (EIO); 341184610Salfred } 342184610Salfred /* first transfer does not clear stall */ 343184610Salfred f->flag_stall = 0; 344184610Salfred break; 345184610Salfred 346184610Salfred case UE_ISOCHRONOUS: 347192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 348192984Sthompsa usb_config[0].bufsize = 0; /* use default */ 349192984Sthompsa usb_config[0].frames = f->nframes; 350192984Sthompsa usb_config[0].callback = &ugen_isoc_read_callback; 351192984Sthompsa usb_config[0].timeout = 0; 352184610Salfred 353184610Salfred /* clone configuration */ 354192984Sthompsa usb_config[1] = usb_config[0]; 355184610Salfred 356192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 357184610Salfred return (EIO); 358184610Salfred } 359184610Salfred break; 360184610Salfred 361184610Salfred default: 362184610Salfred return (EINVAL); 363184610Salfred } 364184610Salfred return (0); 365184610Salfred} 366184610Salfred 367184610Salfredstatic void 368192984Sthompsaugen_start_read(struct usb_fifo *f) 369184610Salfred{ 370184610Salfred /* check that pipes are open */ 371184610Salfred if (ugen_open_pipe_read(f)) { 372184610Salfred /* signal error */ 373194228Sthompsa usb_fifo_put_data_error(f); 374184610Salfred } 375184610Salfred /* start transfers */ 376194228Sthompsa usbd_transfer_start(f->xfer[0]); 377194228Sthompsa usbd_transfer_start(f->xfer[1]); 378184610Salfred} 379184610Salfred 380184610Salfredstatic void 381192984Sthompsaugen_start_write(struct usb_fifo *f) 382184610Salfred{ 383184610Salfred /* check that pipes are open */ 384184610Salfred if (ugen_open_pipe_write(f)) { 385184610Salfred /* signal error */ 386194228Sthompsa usb_fifo_get_data_error(f); 387184610Salfred } 388184610Salfred /* start transfers */ 389194228Sthompsa usbd_transfer_start(f->xfer[0]); 390194228Sthompsa usbd_transfer_start(f->xfer[1]); 391184610Salfred} 392184610Salfred 393184610Salfredstatic void 394192984Sthompsaugen_stop_io(struct usb_fifo *f) 395184610Salfred{ 396184610Salfred /* stop transfers */ 397194228Sthompsa usbd_transfer_stop(f->xfer[0]); 398194228Sthompsa usbd_transfer_stop(f->xfer[1]); 399184610Salfred} 400184610Salfred 401184610Salfredstatic void 402207080Sthompsaugen_ctrl_read_callback(struct usb_xfer *xfer, usb_error_t error) 403184610Salfred{ 404194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 405192984Sthompsa struct usb_mbuf *m; 406184610Salfred 407184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 408184610Salfred 409184610Salfred switch (USB_GET_STATE(xfer)) { 410184610Salfred case USB_ST_TRANSFERRED: 411184610Salfred if (xfer->actlen == 0) { 412184610Salfred if (f->fifo_zlp != 4) { 413184610Salfred f->fifo_zlp++; 414184610Salfred } else { 415184610Salfred /* 416184610Salfred * Throttle a little bit we have multiple ZLPs 417184610Salfred * in a row! 418184610Salfred */ 419184610Salfred xfer->interval = 64; /* ms */ 420184610Salfred } 421184610Salfred } else { 422184610Salfred /* clear throttle */ 423184610Salfred xfer->interval = 0; 424184610Salfred f->fifo_zlp = 0; 425184610Salfred } 426194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, 0, 427184610Salfred xfer->actlen, 1); 428184610Salfred 429184610Salfred case USB_ST_SETUP: 430184610Salfred if (f->flag_stall) { 431194228Sthompsa usbd_transfer_start(f->xfer[1]); 432184610Salfred break; 433184610Salfred } 434184610Salfred USB_IF_POLL(&f->free_q, m); 435184610Salfred if (m) { 436194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 437194228Sthompsa usbd_transfer_submit(xfer); 438184610Salfred } 439184610Salfred break; 440184610Salfred 441184610Salfred default: /* Error */ 442184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 443190188Sthompsa /* send a zero length packet to userland */ 444194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, 0, 0, 1); 445184610Salfred f->flag_stall = 1; 446184610Salfred f->fifo_zlp = 0; 447194228Sthompsa usbd_transfer_start(f->xfer[1]); 448184610Salfred } 449184610Salfred break; 450184610Salfred } 451184610Salfred} 452184610Salfred 453184610Salfredstatic void 454207080Sthompsaugen_ctrl_write_callback(struct usb_xfer *xfer, usb_error_t error) 455184610Salfred{ 456194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 457193045Sthompsa usb_frlength_t actlen; 458184610Salfred 459184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 460184610Salfred 461184610Salfred switch (USB_GET_STATE(xfer)) { 462184610Salfred case USB_ST_SETUP: 463184610Salfred case USB_ST_TRANSFERRED: 464184610Salfred /* 465184610Salfred * If writing is in stall, just jump to clear stall 466184610Salfred * callback and solve the situation. 467184610Salfred */ 468184610Salfred if (f->flag_stall) { 469194228Sthompsa usbd_transfer_start(f->xfer[1]); 470184610Salfred break; 471184610Salfred } 472184610Salfred /* 473184610Salfred * Write data, setup and perform hardware transfer. 474184610Salfred */ 475194228Sthompsa if (usb_fifo_get_data(f, xfer->frbuffers, 0, 476184610Salfred xfer->max_data_length, &actlen, 0)) { 477194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, actlen); 478194228Sthompsa usbd_transfer_submit(xfer); 479184610Salfred } 480184610Salfred break; 481184610Salfred 482184610Salfred default: /* Error */ 483184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 484184610Salfred f->flag_stall = 1; 485194228Sthompsa usbd_transfer_start(f->xfer[1]); 486184610Salfred } 487184610Salfred break; 488184610Salfred } 489184610Salfred} 490184610Salfred 491184610Salfredstatic void 492194677Sthompsaugen_read_clear_stall_callback(struct usb_xfer *xfer, usb_error_t error) 493184610Salfred{ 494194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 495192984Sthompsa struct usb_xfer *xfer_other = f->xfer[0]; 496184610Salfred 497184610Salfred if (f->flag_stall == 0) { 498184610Salfred /* nothing to do */ 499184610Salfred return; 500184610Salfred } 501194228Sthompsa if (usbd_clear_stall_callback(xfer, xfer_other)) { 502184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 503184610Salfred f->flag_stall = 0; 504194228Sthompsa usbd_transfer_start(xfer_other); 505184610Salfred } 506184610Salfred} 507184610Salfred 508184610Salfredstatic void 509194677Sthompsaugen_write_clear_stall_callback(struct usb_xfer *xfer, usb_error_t error) 510184610Salfred{ 511194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 512192984Sthompsa struct usb_xfer *xfer_other = f->xfer[0]; 513184610Salfred 514184610Salfred if (f->flag_stall == 0) { 515184610Salfred /* nothing to do */ 516184610Salfred return; 517184610Salfred } 518194228Sthompsa if (usbd_clear_stall_callback(xfer, xfer_other)) { 519184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 520184610Salfred f->flag_stall = 0; 521194228Sthompsa usbd_transfer_start(xfer_other); 522184610Salfred } 523184610Salfred} 524184610Salfred 525184610Salfredstatic void 526194677Sthompsaugen_isoc_read_callback(struct usb_xfer *xfer, usb_error_t error) 527184610Salfred{ 528194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 529193045Sthompsa usb_frlength_t offset; 530193045Sthompsa usb_frcount_t n; 531184610Salfred 532184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 533184610Salfred 534184610Salfred switch (USB_GET_STATE(xfer)) { 535184610Salfred case USB_ST_TRANSFERRED: 536184610Salfred 537184610Salfred DPRINTFN(6, "actlen=%d\n", xfer->actlen); 538184610Salfred 539184610Salfred offset = 0; 540184610Salfred 541184610Salfred for (n = 0; n != xfer->aframes; n++) { 542194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, offset, 543184610Salfred xfer->frlengths[n], 1); 544184610Salfred offset += xfer->max_frame_size; 545184610Salfred } 546184610Salfred 547184610Salfred case USB_ST_SETUP: 548184610Salfredtr_setup: 549184610Salfred for (n = 0; n != xfer->nframes; n++) { 550184610Salfred /* setup size for next transfer */ 551194677Sthompsa usbd_xfer_set_frame_len(xfer, n, xfer->max_frame_size); 552184610Salfred } 553194228Sthompsa usbd_transfer_submit(xfer); 554184610Salfred break; 555184610Salfred 556184610Salfred default: /* Error */ 557184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 558184610Salfred break; 559184610Salfred } 560184610Salfred goto tr_setup; 561184610Salfred } 562184610Salfred} 563184610Salfred 564184610Salfredstatic void 565194677Sthompsaugen_isoc_write_callback(struct usb_xfer *xfer, usb_error_t error) 566184610Salfred{ 567194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 568193045Sthompsa usb_frlength_t actlen; 569193045Sthompsa usb_frlength_t offset; 570193045Sthompsa usb_frcount_t n; 571184610Salfred 572184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 573184610Salfred 574184610Salfred switch (USB_GET_STATE(xfer)) { 575184610Salfred case USB_ST_TRANSFERRED: 576184610Salfred case USB_ST_SETUP: 577184610Salfredtr_setup: 578184610Salfred offset = 0; 579184610Salfred for (n = 0; n != xfer->nframes; n++) { 580194228Sthompsa if (usb_fifo_get_data(f, xfer->frbuffers, offset, 581184610Salfred xfer->max_frame_size, &actlen, 1)) { 582194677Sthompsa usbd_xfer_set_frame_len(xfer, n, actlen); 583184610Salfred offset += actlen; 584184610Salfred } else { 585184610Salfred break; 586184610Salfred } 587184610Salfred } 588184610Salfred 589184610Salfred for (; n != xfer->nframes; n++) { 590184610Salfred /* fill in zero frames */ 591194677Sthompsa usbd_xfer_set_frame_len(xfer, n, 0); 592184610Salfred } 593194228Sthompsa usbd_transfer_submit(xfer); 594184610Salfred break; 595184610Salfred 596184610Salfred default: /* Error */ 597184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 598184610Salfred break; 599184610Salfred } 600184610Salfred goto tr_setup; 601184610Salfred } 602184610Salfred} 603184610Salfred 604184610Salfredstatic int 605192984Sthompsaugen_set_config(struct usb_fifo *f, uint8_t index) 606184610Salfred{ 607184610Salfred DPRINTFN(2, "index %u\n", index); 608184610Salfred 609192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 610184610Salfred /* not possible in device side mode */ 611184610Salfred return (ENOTTY); 612184610Salfred } 613267350Shselasky 614185290Salfred /* make sure all FIFO's are gone */ 615185290Salfred /* else there can be a deadlock */ 616185290Salfred if (ugen_fs_uninit(f)) { 617185290Salfred /* ignore any errors */ 618185290Salfred DPRINTFN(6, "no FIFOs\n"); 619185290Salfred } 620267350Shselasky 621267350Shselasky if (usbd_start_set_config(f->udev, index) != 0) 622184610Salfred return (EIO); 623267350Shselasky 624184610Salfred return (0); 625184610Salfred} 626184610Salfred 627184610Salfredstatic int 628192984Sthompsaugen_set_interface(struct usb_fifo *f, 629184610Salfred uint8_t iface_index, uint8_t alt_index) 630184610Salfred{ 631184610Salfred DPRINTFN(2, "%u, %u\n", iface_index, alt_index); 632184610Salfred 633192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 634184610Salfred /* not possible in device side mode */ 635184610Salfred return (ENOTTY); 636184610Salfred } 637185290Salfred /* make sure all FIFO's are gone */ 638185290Salfred /* else there can be a deadlock */ 639185290Salfred if (ugen_fs_uninit(f)) { 640185290Salfred /* ignore any errors */ 641185290Salfred DPRINTFN(6, "no FIFOs\n"); 642185290Salfred } 643184610Salfred /* change setting - will free generic FIFOs, if any */ 644194228Sthompsa if (usbd_set_alt_interface_index(f->udev, iface_index, alt_index)) { 645184610Salfred return (EIO); 646184610Salfred } 647184610Salfred /* probe and attach */ 648194228Sthompsa if (usb_probe_and_attach(f->udev, iface_index)) { 649184610Salfred return (EIO); 650184610Salfred } 651184610Salfred return (0); 652184610Salfred} 653184610Salfred 654184610Salfred/*------------------------------------------------------------------------* 655184610Salfred * ugen_get_cdesc 656184610Salfred * 657184610Salfred * This function will retrieve the complete configuration descriptor 658184610Salfred * at the given index. 659184610Salfred *------------------------------------------------------------------------*/ 660184610Salfredstatic int 661192984Sthompsaugen_get_cdesc(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 662184610Salfred{ 663192984Sthompsa struct usb_config_descriptor *cdesc; 664192984Sthompsa struct usb_device *udev = f->udev; 665184610Salfred int error; 666184610Salfred uint16_t len; 667184610Salfred uint8_t free_data; 668184610Salfred 669184610Salfred DPRINTFN(6, "\n"); 670184610Salfred 671184610Salfred if (ugd->ugd_data == NULL) { 672184610Salfred /* userland pointer should not be zero */ 673184610Salfred return (EINVAL); 674184610Salfred } 675184610Salfred if ((ugd->ugd_config_index == USB_UNCONFIG_INDEX) || 676184610Salfred (ugd->ugd_config_index == udev->curr_config_index)) { 677194228Sthompsa cdesc = usbd_get_config_descriptor(udev); 678184610Salfred if (cdesc == NULL) { 679184610Salfred return (ENXIO); 680184610Salfred } 681184610Salfred free_data = 0; 682184610Salfred 683184610Salfred } else { 684194228Sthompsa if (usbd_req_get_config_desc_full(udev, 685188986Sthompsa NULL, &cdesc, M_USBDEV, 686184610Salfred ugd->ugd_config_index)) { 687184610Salfred return (ENXIO); 688184610Salfred } 689184610Salfred free_data = 1; 690184610Salfred } 691184610Salfred 692184610Salfred len = UGETW(cdesc->wTotalLength); 693184610Salfred if (len > ugd->ugd_maxlen) { 694184610Salfred len = ugd->ugd_maxlen; 695184610Salfred } 696184610Salfred DPRINTFN(6, "len=%u\n", len); 697184610Salfred 698184610Salfred ugd->ugd_actlen = len; 699184610Salfred ugd->ugd_offset = 0; 700184610Salfred 701184610Salfred error = copyout(cdesc, ugd->ugd_data, len); 702184610Salfred 703184610Salfred if (free_data) { 704184610Salfred free(cdesc, M_USBDEV); 705184610Salfred } 706184610Salfred return (error); 707184610Salfred} 708184610Salfred 709247090Shselasky/* 710247090Shselasky * This function is called having the enumeration SX locked which 711247090Shselasky * protects the scratch area used. 712247090Shselasky */ 713184610Salfredstatic int 714192984Sthompsaugen_get_sdesc(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 715184610Salfred{ 716247090Shselasky void *ptr; 717247090Shselasky uint16_t size; 718184610Salfred int error; 719184610Salfred 720247090Shselasky ptr = f->udev->scratch.data; 721247090Shselasky size = sizeof(f->udev->scratch.data); 722247090Shselasky 723194228Sthompsa if (usbd_req_get_string_desc(f->udev, NULL, ptr, 724184610Salfred size, ugd->ugd_lang_id, ugd->ugd_string_index)) { 725184610Salfred error = EINVAL; 726184610Salfred } else { 727184610Salfred 728184610Salfred if (size > ((uint8_t *)ptr)[0]) { 729184610Salfred size = ((uint8_t *)ptr)[0]; 730184610Salfred } 731184610Salfred if (size > ugd->ugd_maxlen) { 732184610Salfred size = ugd->ugd_maxlen; 733184610Salfred } 734184610Salfred ugd->ugd_actlen = size; 735184610Salfred ugd->ugd_offset = 0; 736184610Salfred 737184610Salfred error = copyout(ptr, ugd->ugd_data, size); 738184610Salfred } 739184610Salfred return (error); 740184610Salfred} 741184610Salfred 742184610Salfred/*------------------------------------------------------------------------* 743188622Sthompsa * ugen_get_iface_driver 744184610Salfred * 745188622Sthompsa * This function generates an USB interface description for userland. 746184610Salfred * 747184610Salfred * Returns: 748184610Salfred * 0: Success 749184610Salfred * Else: Failure 750184610Salfred *------------------------------------------------------------------------*/ 751184610Salfredstatic int 752192984Sthompsaugen_get_iface_driver(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 753184610Salfred{ 754192984Sthompsa struct usb_device *udev = f->udev; 755192984Sthompsa struct usb_interface *iface; 756184610Salfred const char *ptr; 757188622Sthompsa const char *desc; 758188622Sthompsa unsigned int len; 759188622Sthompsa unsigned int maxlen; 760188622Sthompsa char buf[128]; 761188622Sthompsa int error; 762184610Salfred 763188622Sthompsa DPRINTFN(6, "\n"); 764184610Salfred 765188622Sthompsa if ((ugd->ugd_data == NULL) || (ugd->ugd_maxlen == 0)) { 766188622Sthompsa /* userland pointer should not be zero */ 767184610Salfred return (EINVAL); 768184610Salfred } 769188622Sthompsa 770194228Sthompsa iface = usbd_get_iface(udev, ugd->ugd_iface_index); 771188622Sthompsa if ((iface == NULL) || (iface->idesc == NULL)) { 772188622Sthompsa /* invalid interface index */ 773188622Sthompsa return (EINVAL); 774184610Salfred } 775188622Sthompsa 776188622Sthompsa /* read out device nameunit string, if any */ 777188622Sthompsa if ((iface->subdev != NULL) && 778188622Sthompsa device_is_attached(iface->subdev) && 779188622Sthompsa (ptr = device_get_nameunit(iface->subdev)) && 780188622Sthompsa (desc = device_get_desc(iface->subdev))) { 781188622Sthompsa 782188622Sthompsa /* print description */ 783188622Sthompsa snprintf(buf, sizeof(buf), "%s: <%s>", ptr, desc); 784188622Sthompsa 785188622Sthompsa /* range checks */ 786188622Sthompsa maxlen = ugd->ugd_maxlen - 1; 787188622Sthompsa len = strlen(buf); 788188622Sthompsa if (len > maxlen) 789188622Sthompsa len = maxlen; 790188622Sthompsa 791188622Sthompsa /* update actual length, including terminating zero */ 792188622Sthompsa ugd->ugd_actlen = len + 1; 793188622Sthompsa 794188622Sthompsa /* copy out interface description */ 795188622Sthompsa error = copyout(buf, ugd->ugd_data, ugd->ugd_actlen); 796188622Sthompsa } else { 797188622Sthompsa /* zero length string is default */ 798188622Sthompsa error = copyout("", ugd->ugd_data, 1); 799184610Salfred } 800188622Sthompsa return (error); 801184610Salfred} 802184610Salfred 803184610Salfred/*------------------------------------------------------------------------* 804194228Sthompsa * usb_gen_fill_deviceinfo 805184610Salfred * 806184610Salfred * This function dumps information about an USB device to the 807184610Salfred * structure pointed to by the "di" argument. 808184610Salfred * 809184610Salfred * Returns: 810184610Salfred * 0: Success 811184610Salfred * Else: Failure 812184610Salfred *------------------------------------------------------------------------*/ 813184610Salfredstatic int 814194228Sthompsausb_gen_fill_deviceinfo(struct usb_fifo *f, struct usb_device_info *di) 815184610Salfred{ 816192984Sthompsa struct usb_device *udev; 817192984Sthompsa struct usb_device *hub; 818184610Salfred 819184610Salfred udev = f->udev; 820184610Salfred 821184610Salfred bzero(di, sizeof(di[0])); 822184610Salfred 823184610Salfred di->udi_bus = device_get_unit(udev->bus->bdev); 824184610Salfred di->udi_addr = udev->address; 825184610Salfred di->udi_index = udev->device_index; 826212136Sthompsa strlcpy(di->udi_serial, usb_get_serial(udev), sizeof(di->udi_serial)); 827212136Sthompsa strlcpy(di->udi_vendor, usb_get_manufacturer(udev), sizeof(di->udi_vendor)); 828212136Sthompsa strlcpy(di->udi_product, usb_get_product(udev), sizeof(di->udi_product)); 829194228Sthompsa usb_printbcd(di->udi_release, sizeof(di->udi_release), 830184610Salfred UGETW(udev->ddesc.bcdDevice)); 831184610Salfred di->udi_vendorNo = UGETW(udev->ddesc.idVendor); 832184610Salfred di->udi_productNo = UGETW(udev->ddesc.idProduct); 833184610Salfred di->udi_releaseNo = UGETW(udev->ddesc.bcdDevice); 834184610Salfred di->udi_class = udev->ddesc.bDeviceClass; 835184610Salfred di->udi_subclass = udev->ddesc.bDeviceSubClass; 836184610Salfred di->udi_protocol = udev->ddesc.bDeviceProtocol; 837184610Salfred di->udi_config_no = udev->curr_config_no; 838184610Salfred di->udi_config_index = udev->curr_config_index; 839184610Salfred di->udi_power = udev->flags.self_powered ? 0 : udev->power; 840184610Salfred di->udi_speed = udev->speed; 841192499Sthompsa di->udi_mode = udev->flags.usb_mode; 842184610Salfred di->udi_power_mode = udev->power_mode; 843191824Sthompsa di->udi_suspended = udev->flags.peer_suspended; 844184610Salfred 845184610Salfred hub = udev->parent_hub; 846184610Salfred if (hub) { 847184610Salfred di->udi_hubaddr = hub->address; 848184610Salfred di->udi_hubindex = hub->device_index; 849184610Salfred di->udi_hubport = udev->port_no; 850184610Salfred } 851184610Salfred return (0); 852184610Salfred} 853184610Salfred 854184610Salfred/*------------------------------------------------------------------------* 855184610Salfred * ugen_check_request 856184610Salfred * 857184610Salfred * Return values: 858184610Salfred * 0: Access allowed 859184610Salfred * Else: No access 860184610Salfred *------------------------------------------------------------------------*/ 861184610Salfredstatic int 862192984Sthompsaugen_check_request(struct usb_device *udev, struct usb_device_request *req) 863184610Salfred{ 864193644Sthompsa struct usb_endpoint *ep; 865184610Salfred int error; 866184610Salfred 867184610Salfred /* 868184610Salfred * Avoid requests that would damage the bus integrity: 869184610Salfred */ 870184610Salfred if (((req->bmRequestType == UT_WRITE_DEVICE) && 871184610Salfred (req->bRequest == UR_SET_ADDRESS)) || 872184610Salfred ((req->bmRequestType == UT_WRITE_DEVICE) && 873184610Salfred (req->bRequest == UR_SET_CONFIG)) || 874184610Salfred ((req->bmRequestType == UT_WRITE_INTERFACE) && 875184610Salfred (req->bRequest == UR_SET_INTERFACE))) { 876184610Salfred /* 877184610Salfred * These requests can be useful for testing USB drivers. 878184610Salfred */ 879184610Salfred error = priv_check(curthread, PRIV_DRIVER); 880184610Salfred if (error) { 881184610Salfred return (error); 882184610Salfred } 883184610Salfred } 884184610Salfred /* 885184610Salfred * Special case - handle clearing of stall 886184610Salfred */ 887184610Salfred if (req->bmRequestType == UT_WRITE_ENDPOINT) { 888184610Salfred 889194228Sthompsa ep = usbd_get_ep_by_addr(udev, req->wIndex[0]); 890193644Sthompsa if (ep == NULL) { 891184610Salfred return (EINVAL); 892184610Salfred } 893184610Salfred if ((req->bRequest == UR_CLEAR_FEATURE) && 894184610Salfred (UGETW(req->wValue) == UF_ENDPOINT_HALT)) { 895194228Sthompsa usbd_clear_data_toggle(udev, ep); 896184610Salfred } 897184610Salfred } 898184610Salfred /* TODO: add more checks to verify the interface index */ 899184610Salfred 900184610Salfred return (0); 901184610Salfred} 902184610Salfred 903184610Salfredint 904192984Sthompsaugen_do_request(struct usb_fifo *f, struct usb_ctl_request *ur) 905184610Salfred{ 906184610Salfred int error; 907184610Salfred uint16_t len; 908184610Salfred uint16_t actlen; 909184610Salfred 910184610Salfred if (ugen_check_request(f->udev, &ur->ucr_request)) { 911184610Salfred return (EPERM); 912184610Salfred } 913184610Salfred len = UGETW(ur->ucr_request.wLength); 914184610Salfred 915184610Salfred /* check if "ucr_data" is valid */ 916184610Salfred if (len != 0) { 917184610Salfred if (ur->ucr_data == NULL) { 918184610Salfred return (EFAULT); 919184610Salfred } 920184610Salfred } 921184610Salfred /* do the USB request */ 922194228Sthompsa error = usbd_do_request_flags 923184610Salfred (f->udev, NULL, &ur->ucr_request, ur->ucr_data, 924184610Salfred (ur->ucr_flags & USB_SHORT_XFER_OK) | 925184610Salfred USB_USER_DATA_PTR, &actlen, 926184610Salfred USB_DEFAULT_TIMEOUT); 927184610Salfred 928184610Salfred ur->ucr_actlen = actlen; 929184610Salfred 930184610Salfred if (error) { 931184610Salfred error = EIO; 932184610Salfred } 933184610Salfred return (error); 934184610Salfred} 935184610Salfred 936184610Salfred/*------------------------------------------------------------------------ 937184610Salfred * ugen_re_enumerate 938184610Salfred *------------------------------------------------------------------------*/ 939184610Salfredstatic int 940192984Sthompsaugen_re_enumerate(struct usb_fifo *f) 941184610Salfred{ 942192984Sthompsa struct usb_device *udev = f->udev; 943184610Salfred int error; 944184610Salfred 945184610Salfred /* 946184610Salfred * This request can be useful for testing USB drivers: 947184610Salfred */ 948184610Salfred error = priv_check(curthread, PRIV_DRIVER); 949184610Salfred if (error) { 950184610Salfred return (error); 951184610Salfred } 952213432Shselasky if (udev->flags.usb_mode != USB_MODE_HOST) { 953213432Shselasky /* not possible in device side mode */ 954219395Shselasky DPRINTFN(6, "device mode\n"); 955213432Shselasky return (ENOTTY); 956185087Salfred } 957213432Shselasky /* make sure all FIFO's are gone */ 958213432Shselasky /* else there can be a deadlock */ 959213432Shselasky if (ugen_fs_uninit(f)) { 960213432Shselasky /* ignore any errors */ 961213432Shselasky DPRINTFN(6, "no FIFOs\n"); 962184610Salfred } 963222786Shselasky /* start re-enumeration of device */ 964222786Shselasky usbd_start_re_enumerate(udev); 965184610Salfred return (0); 966184610Salfred} 967184610Salfred 968185087Salfredint 969192984Sthompsaugen_fs_uninit(struct usb_fifo *f) 970184610Salfred{ 971184610Salfred if (f->fs_xfer == NULL) { 972184610Salfred return (EINVAL); 973184610Salfred } 974194228Sthompsa usbd_transfer_unsetup(f->fs_xfer, f->fs_ep_max); 975184610Salfred free(f->fs_xfer, M_USB); 976184610Salfred f->fs_xfer = NULL; 977184610Salfred f->fs_ep_max = 0; 978184610Salfred f->fs_ep_ptr = NULL; 979184610Salfred f->flag_iscomplete = 0; 980194228Sthompsa usb_fifo_free_buffer(f); 981184610Salfred return (0); 982184610Salfred} 983184610Salfred 984184610Salfredstatic uint8_t 985192984Sthompsaugen_fs_get_complete(struct usb_fifo *f, uint8_t *pindex) 986184610Salfred{ 987192984Sthompsa struct usb_mbuf *m; 988184610Salfred 989184610Salfred USB_IF_DEQUEUE(&f->used_q, m); 990184610Salfred 991184610Salfred if (m) { 992184610Salfred *pindex = *((uint8_t *)(m->cur_data_ptr)); 993184610Salfred 994184610Salfred USB_IF_ENQUEUE(&f->free_q, m); 995184610Salfred 996184610Salfred return (0); /* success */ 997184610Salfred } else { 998184610Salfred 999184610Salfred *pindex = 0; /* fix compiler warning */ 1000184610Salfred 1001184610Salfred f->flag_iscomplete = 0; 1002184610Salfred } 1003184610Salfred return (1); /* failure */ 1004184610Salfred} 1005184610Salfred 1006184610Salfredstatic void 1007192984Sthompsaugen_fs_set_complete(struct usb_fifo *f, uint8_t index) 1008184610Salfred{ 1009192984Sthompsa struct usb_mbuf *m; 1010184610Salfred 1011184610Salfred USB_IF_DEQUEUE(&f->free_q, m); 1012184610Salfred 1013184610Salfred if (m == NULL) { 1014184610Salfred /* can happen during close */ 1015184610Salfred DPRINTF("out of buffers\n"); 1016184610Salfred return; 1017184610Salfred } 1018184610Salfred USB_MBUF_RESET(m); 1019184610Salfred 1020184610Salfred *((uint8_t *)(m->cur_data_ptr)) = index; 1021184610Salfred 1022184610Salfred USB_IF_ENQUEUE(&f->used_q, m); 1023184610Salfred 1024184610Salfred f->flag_iscomplete = 1; 1025184610Salfred 1026194228Sthompsa usb_fifo_wakeup(f); 1027184610Salfred} 1028184610Salfred 1029184610Salfredstatic int 1030192984Sthompsaugen_fs_copy_in(struct usb_fifo *f, uint8_t ep_index) 1031184610Salfred{ 1032192984Sthompsa struct usb_device_request *req; 1033192984Sthompsa struct usb_xfer *xfer; 1034192984Sthompsa struct usb_fs_endpoint fs_ep; 1035184610Salfred void *uaddr; /* userland pointer */ 1036184610Salfred void *kaddr; 1037193045Sthompsa usb_frlength_t offset; 1038193045Sthompsa usb_frlength_t rem; 1039193045Sthompsa usb_frcount_t n; 1040184610Salfred uint32_t length; 1041184610Salfred int error; 1042184610Salfred uint8_t isread; 1043184610Salfred 1044184610Salfred if (ep_index >= f->fs_ep_max) { 1045184610Salfred return (EINVAL); 1046184610Salfred } 1047184610Salfred xfer = f->fs_xfer[ep_index]; 1048184610Salfred if (xfer == NULL) { 1049184610Salfred return (EINVAL); 1050184610Salfred } 1051184610Salfred mtx_lock(f->priv_mtx); 1052194228Sthompsa if (usbd_transfer_pending(xfer)) { 1053184610Salfred mtx_unlock(f->priv_mtx); 1054184610Salfred return (EBUSY); /* should not happen */ 1055184610Salfred } 1056184610Salfred mtx_unlock(f->priv_mtx); 1057184610Salfred 1058184610Salfred error = copyin(f->fs_ep_ptr + 1059184610Salfred ep_index, &fs_ep, sizeof(fs_ep)); 1060184610Salfred if (error) { 1061184610Salfred return (error); 1062184610Salfred } 1063184610Salfred /* security checks */ 1064184610Salfred 1065184610Salfred if (fs_ep.nFrames > xfer->max_frame_count) { 1066184610Salfred xfer->error = USB_ERR_INVAL; 1067184610Salfred goto complete; 1068184610Salfred } 1069184610Salfred if (fs_ep.nFrames == 0) { 1070184610Salfred xfer->error = USB_ERR_INVAL; 1071184610Salfred goto complete; 1072184610Salfred } 1073184610Salfred error = copyin(fs_ep.ppBuffer, 1074184610Salfred &uaddr, sizeof(uaddr)); 1075184610Salfred if (error) { 1076184610Salfred return (error); 1077184610Salfred } 1078184610Salfred /* reset first frame */ 1079194677Sthompsa usbd_xfer_set_frame_offset(xfer, 0, 0); 1080184610Salfred 1081184610Salfred if (xfer->flags_int.control_xfr) { 1082184610Salfred 1083184610Salfred req = xfer->frbuffers[0].buffer; 1084184610Salfred 1085184610Salfred error = copyin(fs_ep.pLength, 1086184610Salfred &length, sizeof(length)); 1087184610Salfred if (error) { 1088184610Salfred return (error); 1089184610Salfred } 1090194659Sthompsa if (length != sizeof(*req)) { 1091184610Salfred xfer->error = USB_ERR_INVAL; 1092184610Salfred goto complete; 1093184610Salfred } 1094184610Salfred if (length != 0) { 1095184610Salfred error = copyin(uaddr, req, length); 1096184610Salfred if (error) { 1097184610Salfred return (error); 1098184610Salfred } 1099184610Salfred } 1100184610Salfred if (ugen_check_request(f->udev, req)) { 1101184610Salfred xfer->error = USB_ERR_INVAL; 1102184610Salfred goto complete; 1103184610Salfred } 1104194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, length); 1105184610Salfred 1106184610Salfred /* Host mode only ! */ 1107184610Salfred if ((req->bmRequestType & 1108184610Salfred (UT_READ | UT_WRITE)) == UT_READ) { 1109184610Salfred isread = 1; 1110184610Salfred } else { 1111184610Salfred isread = 0; 1112184610Salfred } 1113184610Salfred n = 1; 1114184610Salfred offset = sizeof(*req); 1115184610Salfred 1116184610Salfred } else { 1117184610Salfred /* Device and Host mode */ 1118184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1119184610Salfred isread = 1; 1120184610Salfred } else { 1121184610Salfred isread = 0; 1122184610Salfred } 1123184610Salfred n = 0; 1124184610Salfred offset = 0; 1125184610Salfred } 1126184610Salfred 1127194677Sthompsa rem = usbd_xfer_max_len(xfer); 1128184610Salfred xfer->nframes = fs_ep.nFrames; 1129184610Salfred xfer->timeout = fs_ep.timeout; 1130184610Salfred if (xfer->timeout > 65535) { 1131184610Salfred xfer->timeout = 65535; 1132184610Salfred } 1133184610Salfred if (fs_ep.flags & USB_FS_FLAG_SINGLE_SHORT_OK) 1134184610Salfred xfer->flags.short_xfer_ok = 1; 1135184610Salfred else 1136184610Salfred xfer->flags.short_xfer_ok = 0; 1137184610Salfred 1138184610Salfred if (fs_ep.flags & USB_FS_FLAG_MULTI_SHORT_OK) 1139184610Salfred xfer->flags.short_frames_ok = 1; 1140184610Salfred else 1141184610Salfred xfer->flags.short_frames_ok = 0; 1142184610Salfred 1143184610Salfred if (fs_ep.flags & USB_FS_FLAG_FORCE_SHORT) 1144184610Salfred xfer->flags.force_short_xfer = 1; 1145184610Salfred else 1146184610Salfred xfer->flags.force_short_xfer = 0; 1147184610Salfred 1148184610Salfred if (fs_ep.flags & USB_FS_FLAG_CLEAR_STALL) 1149194677Sthompsa usbd_xfer_set_stall(xfer); 1150184610Salfred else 1151184610Salfred xfer->flags.stall_pipe = 0; 1152184610Salfred 1153184610Salfred for (; n != xfer->nframes; n++) { 1154184610Salfred 1155184610Salfred error = copyin(fs_ep.pLength + n, 1156184610Salfred &length, sizeof(length)); 1157184610Salfred if (error) { 1158184610Salfred break; 1159184610Salfred } 1160194677Sthompsa usbd_xfer_set_frame_len(xfer, n, length); 1161184610Salfred 1162184610Salfred if (length > rem) { 1163184610Salfred xfer->error = USB_ERR_INVAL; 1164184610Salfred goto complete; 1165184610Salfred } 1166184610Salfred rem -= length; 1167184610Salfred 1168184610Salfred if (!isread) { 1169184610Salfred 1170184610Salfred /* we need to know the source buffer */ 1171184610Salfred error = copyin(fs_ep.ppBuffer + n, 1172184610Salfred &uaddr, sizeof(uaddr)); 1173184610Salfred if (error) { 1174184610Salfred break; 1175184610Salfred } 1176184610Salfred if (xfer->flags_int.isochronous_xfr) { 1177184610Salfred /* get kernel buffer address */ 1178184610Salfred kaddr = xfer->frbuffers[0].buffer; 1179184610Salfred kaddr = USB_ADD_BYTES(kaddr, offset); 1180184610Salfred } else { 1181184610Salfred /* set current frame offset */ 1182194677Sthompsa usbd_xfer_set_frame_offset(xfer, offset, n); 1183184610Salfred 1184184610Salfred /* get kernel buffer address */ 1185184610Salfred kaddr = xfer->frbuffers[n].buffer; 1186184610Salfred } 1187184610Salfred 1188184610Salfred /* move data */ 1189184610Salfred error = copyin(uaddr, kaddr, length); 1190184610Salfred if (error) { 1191184610Salfred break; 1192184610Salfred } 1193184610Salfred } 1194184610Salfred offset += length; 1195184610Salfred } 1196184610Salfred return (error); 1197184610Salfred 1198184610Salfredcomplete: 1199184610Salfred mtx_lock(f->priv_mtx); 1200184610Salfred ugen_fs_set_complete(f, ep_index); 1201184610Salfred mtx_unlock(f->priv_mtx); 1202184610Salfred return (0); 1203184610Salfred} 1204184610Salfred 1205184610Salfredstatic int 1206192984Sthompsaugen_fs_copy_out(struct usb_fifo *f, uint8_t ep_index) 1207184610Salfred{ 1208192984Sthompsa struct usb_device_request *req; 1209192984Sthompsa struct usb_xfer *xfer; 1210192984Sthompsa struct usb_fs_endpoint fs_ep; 1211192984Sthompsa struct usb_fs_endpoint *fs_ep_uptr; /* userland ptr */ 1212184610Salfred void *uaddr; /* userland ptr */ 1213184610Salfred void *kaddr; 1214193045Sthompsa usb_frlength_t offset; 1215193045Sthompsa usb_frlength_t rem; 1216193045Sthompsa usb_frcount_t n; 1217184610Salfred uint32_t length; 1218184610Salfred uint32_t temp; 1219184610Salfred int error; 1220184610Salfred uint8_t isread; 1221184610Salfred 1222190181Sthompsa if (ep_index >= f->fs_ep_max) 1223184610Salfred return (EINVAL); 1224190181Sthompsa 1225184610Salfred xfer = f->fs_xfer[ep_index]; 1226190181Sthompsa if (xfer == NULL) 1227184610Salfred return (EINVAL); 1228190181Sthompsa 1229184610Salfred mtx_lock(f->priv_mtx); 1230194228Sthompsa if (usbd_transfer_pending(xfer)) { 1231184610Salfred mtx_unlock(f->priv_mtx); 1232184610Salfred return (EBUSY); /* should not happen */ 1233184610Salfred } 1234184610Salfred mtx_unlock(f->priv_mtx); 1235184610Salfred 1236184610Salfred fs_ep_uptr = f->fs_ep_ptr + ep_index; 1237184610Salfred error = copyin(fs_ep_uptr, &fs_ep, sizeof(fs_ep)); 1238184610Salfred if (error) { 1239184610Salfred return (error); 1240184610Salfred } 1241184610Salfred fs_ep.status = xfer->error; 1242184610Salfred fs_ep.aFrames = xfer->aframes; 1243184610Salfred fs_ep.isoc_time_complete = xfer->isoc_time_complete; 1244184610Salfred if (xfer->error) { 1245184610Salfred goto complete; 1246184610Salfred } 1247184610Salfred if (xfer->flags_int.control_xfr) { 1248184610Salfred req = xfer->frbuffers[0].buffer; 1249184610Salfred 1250184610Salfred /* Host mode only ! */ 1251184610Salfred if ((req->bmRequestType & (UT_READ | UT_WRITE)) == UT_READ) { 1252184610Salfred isread = 1; 1253184610Salfred } else { 1254184610Salfred isread = 0; 1255184610Salfred } 1256184610Salfred if (xfer->nframes == 0) 1257184610Salfred n = 0; /* should never happen */ 1258184610Salfred else 1259184610Salfred n = 1; 1260184610Salfred } else { 1261184610Salfred /* Device and Host mode */ 1262184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1263184610Salfred isread = 1; 1264184610Salfred } else { 1265184610Salfred isread = 0; 1266184610Salfred } 1267184610Salfred n = 0; 1268184610Salfred } 1269184610Salfred 1270184610Salfred /* Update lengths and copy out data */ 1271184610Salfred 1272194677Sthompsa rem = usbd_xfer_max_len(xfer); 1273184610Salfred offset = 0; 1274184610Salfred 1275184610Salfred for (; n != xfer->nframes; n++) { 1276184610Salfred 1277184610Salfred /* get initial length into "temp" */ 1278184610Salfred error = copyin(fs_ep.pLength + n, 1279184610Salfred &temp, sizeof(temp)); 1280184610Salfred if (error) { 1281184610Salfred return (error); 1282184610Salfred } 1283184610Salfred if (temp > rem) { 1284184610Salfred /* the userland length has been corrupted */ 1285184610Salfred DPRINTF("corrupt userland length " 1286184610Salfred "%u > %u\n", temp, rem); 1287184610Salfred fs_ep.status = USB_ERR_INVAL; 1288184610Salfred goto complete; 1289184610Salfred } 1290184610Salfred rem -= temp; 1291184610Salfred 1292184610Salfred /* get actual transfer length */ 1293184610Salfred length = xfer->frlengths[n]; 1294184610Salfred if (length > temp) { 1295184610Salfred /* data overflow */ 1296184610Salfred fs_ep.status = USB_ERR_INVAL; 1297184610Salfred DPRINTF("data overflow %u > %u\n", 1298184610Salfred length, temp); 1299184610Salfred goto complete; 1300184610Salfred } 1301184610Salfred if (isread) { 1302184610Salfred 1303184610Salfred /* we need to know the destination buffer */ 1304184610Salfred error = copyin(fs_ep.ppBuffer + n, 1305184610Salfred &uaddr, sizeof(uaddr)); 1306184610Salfred if (error) { 1307184610Salfred return (error); 1308184610Salfred } 1309184610Salfred if (xfer->flags_int.isochronous_xfr) { 1310184610Salfred /* only one frame buffer */ 1311184610Salfred kaddr = USB_ADD_BYTES( 1312184610Salfred xfer->frbuffers[0].buffer, offset); 1313184610Salfred } else { 1314184610Salfred /* multiple frame buffers */ 1315184610Salfred kaddr = xfer->frbuffers[n].buffer; 1316184610Salfred } 1317184610Salfred 1318184610Salfred /* move data */ 1319184610Salfred error = copyout(kaddr, uaddr, length); 1320184610Salfred if (error) { 1321184610Salfred return (error); 1322184610Salfred } 1323184610Salfred } 1324184610Salfred /* 1325184610Salfred * Update offset according to initial length, which is 1326184610Salfred * needed by isochronous transfers! 1327184610Salfred */ 1328184610Salfred offset += temp; 1329184610Salfred 1330184610Salfred /* update length */ 1331184610Salfred error = copyout(&length, 1332184610Salfred fs_ep.pLength + n, sizeof(length)); 1333184610Salfred if (error) { 1334184610Salfred return (error); 1335184610Salfred } 1336184610Salfred } 1337184610Salfred 1338184610Salfredcomplete: 1339184610Salfred /* update "aFrames" */ 1340184610Salfred error = copyout(&fs_ep.aFrames, &fs_ep_uptr->aFrames, 1341184610Salfred sizeof(fs_ep.aFrames)); 1342184610Salfred if (error) 1343184610Salfred goto done; 1344184610Salfred 1345184610Salfred /* update "isoc_time_complete" */ 1346184610Salfred error = copyout(&fs_ep.isoc_time_complete, 1347184610Salfred &fs_ep_uptr->isoc_time_complete, 1348184610Salfred sizeof(fs_ep.isoc_time_complete)); 1349184610Salfred if (error) 1350184610Salfred goto done; 1351184610Salfred /* update "status" */ 1352184610Salfred error = copyout(&fs_ep.status, &fs_ep_uptr->status, 1353184610Salfred sizeof(fs_ep.status)); 1354184610Salfreddone: 1355184610Salfred return (error); 1356184610Salfred} 1357184610Salfred 1358184610Salfredstatic uint8_t 1359192984Sthompsaugen_fifo_in_use(struct usb_fifo *f, int fflags) 1360184610Salfred{ 1361192984Sthompsa struct usb_fifo *f_rx; 1362192984Sthompsa struct usb_fifo *f_tx; 1363184610Salfred 1364184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1365184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1366184610Salfred 1367184610Salfred if ((fflags & FREAD) && f_rx && 1368184610Salfred (f_rx->xfer[0] || f_rx->xfer[1])) { 1369184610Salfred return (1); /* RX FIFO in use */ 1370184610Salfred } 1371184610Salfred if ((fflags & FWRITE) && f_tx && 1372184610Salfred (f_tx->xfer[0] || f_tx->xfer[1])) { 1373184610Salfred return (1); /* TX FIFO in use */ 1374184610Salfred } 1375184610Salfred return (0); /* not in use */ 1376184610Salfred} 1377184610Salfred 1378184610Salfredstatic int 1379192984Sthompsaugen_ioctl(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 1380184610Salfred{ 1381192984Sthompsa struct usb_config usb_config[1]; 1382192984Sthompsa struct usb_device_request req; 1383184610Salfred union { 1384192984Sthompsa struct usb_fs_complete *pcomp; 1385192984Sthompsa struct usb_fs_start *pstart; 1386192984Sthompsa struct usb_fs_stop *pstop; 1387192984Sthompsa struct usb_fs_open *popen; 1388192984Sthompsa struct usb_fs_close *pclose; 1389192984Sthompsa struct usb_fs_clear_stall_sync *pstall; 1390184610Salfred void *addr; 1391184610Salfred } u; 1392193644Sthompsa struct usb_endpoint *ep; 1393192984Sthompsa struct usb_endpoint_descriptor *ed; 1394220304Shselasky struct usb_xfer *xfer; 1395184610Salfred int error = 0; 1396184610Salfred uint8_t iface_index; 1397184610Salfred uint8_t isread; 1398184610Salfred uint8_t ep_index; 1399219100Shselasky uint8_t pre_scale; 1400184610Salfred 1401184610Salfred u.addr = addr; 1402184610Salfred 1403185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1404185087Salfred 1405184610Salfred switch (cmd) { 1406184610Salfred case USB_FS_COMPLETE: 1407184610Salfred mtx_lock(f->priv_mtx); 1408184610Salfred error = ugen_fs_get_complete(f, &ep_index); 1409184610Salfred mtx_unlock(f->priv_mtx); 1410184610Salfred 1411184610Salfred if (error) { 1412184610Salfred error = EBUSY; 1413184610Salfred break; 1414184610Salfred } 1415184610Salfred u.pcomp->ep_index = ep_index; 1416184610Salfred error = ugen_fs_copy_out(f, u.pcomp->ep_index); 1417184610Salfred break; 1418184610Salfred 1419184610Salfred case USB_FS_START: 1420184610Salfred error = ugen_fs_copy_in(f, u.pstart->ep_index); 1421220304Shselasky if (error) 1422184610Salfred break; 1423184610Salfred mtx_lock(f->priv_mtx); 1424220304Shselasky xfer = f->fs_xfer[u.pstart->ep_index]; 1425220304Shselasky usbd_transfer_start(xfer); 1426184610Salfred mtx_unlock(f->priv_mtx); 1427184610Salfred break; 1428184610Salfred 1429184610Salfred case USB_FS_STOP: 1430184610Salfred if (u.pstop->ep_index >= f->fs_ep_max) { 1431184610Salfred error = EINVAL; 1432184610Salfred break; 1433184610Salfred } 1434184610Salfred mtx_lock(f->priv_mtx); 1435220304Shselasky xfer = f->fs_xfer[u.pstart->ep_index]; 1436220304Shselasky if (usbd_transfer_pending(xfer)) { 1437220304Shselasky usbd_transfer_stop(xfer); 1438220304Shselasky /* 1439220304Shselasky * Check if the USB transfer was stopped 1440220304Shselasky * before it was even started. Else a cancel 1441220304Shselasky * callback will be pending. 1442220304Shselasky */ 1443220304Shselasky if (!xfer->flags_int.transferring) { 1444220304Shselasky ugen_fs_set_complete(xfer->priv_sc, 1445220304Shselasky USB_P2U(xfer->priv_fifo)); 1446220304Shselasky } 1447220304Shselasky } 1448184610Salfred mtx_unlock(f->priv_mtx); 1449184610Salfred break; 1450184610Salfred 1451184610Salfred case USB_FS_OPEN: 1452184610Salfred if (u.popen->ep_index >= f->fs_ep_max) { 1453184610Salfred error = EINVAL; 1454184610Salfred break; 1455184610Salfred } 1456184610Salfred if (f->fs_xfer[u.popen->ep_index] != NULL) { 1457184610Salfred error = EBUSY; 1458184610Salfred break; 1459184610Salfred } 1460184610Salfred if (u.popen->max_bufsize > USB_FS_MAX_BUFSIZE) { 1461184610Salfred u.popen->max_bufsize = USB_FS_MAX_BUFSIZE; 1462184610Salfred } 1463219100Shselasky if (u.popen->max_frames & USB_FS_MAX_FRAMES_PRE_SCALE) { 1464219100Shselasky pre_scale = 1; 1465219100Shselasky u.popen->max_frames &= ~USB_FS_MAX_FRAMES_PRE_SCALE; 1466219100Shselasky } else { 1467219100Shselasky pre_scale = 0; 1468219100Shselasky } 1469184610Salfred if (u.popen->max_frames > USB_FS_MAX_FRAMES) { 1470184610Salfred u.popen->max_frames = USB_FS_MAX_FRAMES; 1471184610Salfred break; 1472184610Salfred } 1473184610Salfred if (u.popen->max_frames == 0) { 1474184610Salfred error = EINVAL; 1475184610Salfred break; 1476184610Salfred } 1477194228Sthompsa ep = usbd_get_ep_by_addr(f->udev, u.popen->ep_no); 1478193644Sthompsa if (ep == NULL) { 1479184610Salfred error = EINVAL; 1480184610Salfred break; 1481184610Salfred } 1482193644Sthompsa ed = ep->edesc; 1483184610Salfred if (ed == NULL) { 1484184610Salfred error = ENXIO; 1485184610Salfred break; 1486184610Salfred } 1487193644Sthompsa iface_index = ep->iface_index; 1488184610Salfred 1489219100Shselasky memset(usb_config, 0, sizeof(usb_config)); 1490184610Salfred 1491192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 1492192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 1493192984Sthompsa usb_config[0].direction = ed->bEndpointAddress & (UE_DIR_OUT | UE_DIR_IN); 1494192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 1495192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 1496219100Shselasky if (pre_scale != 0) 1497219100Shselasky usb_config[0].flags.pre_scale_frames = 1; 1498207080Sthompsa usb_config[0].callback = &ugen_ctrl_fs_callback; 1499192984Sthompsa usb_config[0].timeout = 0; /* no timeout */ 1500192984Sthompsa usb_config[0].frames = u.popen->max_frames; 1501192984Sthompsa usb_config[0].bufsize = u.popen->max_bufsize; 1502192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 1503184610Salfred 1504192984Sthompsa if (usb_config[0].type == UE_CONTROL) { 1505192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1506184610Salfred error = EINVAL; 1507184610Salfred break; 1508184610Salfred } 1509184610Salfred } else { 1510184610Salfred 1511192984Sthompsa isread = ((usb_config[0].endpoint & 1512184610Salfred (UE_DIR_IN | UE_DIR_OUT)) == UE_DIR_IN); 1513184610Salfred 1514192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1515184610Salfred isread = !isread; 1516184610Salfred } 1517184610Salfred /* check permissions */ 1518184610Salfred if (isread) { 1519184610Salfred if (!(fflags & FREAD)) { 1520184610Salfred error = EPERM; 1521184610Salfred break; 1522184610Salfred } 1523184610Salfred } else { 1524184610Salfred if (!(fflags & FWRITE)) { 1525184610Salfred error = EPERM; 1526184610Salfred break; 1527184610Salfred } 1528184610Salfred } 1529184610Salfred } 1530194228Sthompsa error = usbd_transfer_setup(f->udev, &iface_index, 1531192984Sthompsa f->fs_xfer + u.popen->ep_index, usb_config, 1, 1532184610Salfred f, f->priv_mtx); 1533184610Salfred if (error == 0) { 1534184610Salfred /* update maximums */ 1535184610Salfred u.popen->max_packet_length = 1536184610Salfred f->fs_xfer[u.popen->ep_index]->max_frame_size; 1537184610Salfred u.popen->max_bufsize = 1538184610Salfred f->fs_xfer[u.popen->ep_index]->max_data_length; 1539219100Shselasky /* update number of frames */ 1540219100Shselasky u.popen->max_frames = 1541219100Shselasky f->fs_xfer[u.popen->ep_index]->nframes; 1542219100Shselasky /* store index of endpoint */ 1543184610Salfred f->fs_xfer[u.popen->ep_index]->priv_fifo = 1544184610Salfred ((uint8_t *)0) + u.popen->ep_index; 1545184610Salfred } else { 1546184610Salfred error = ENOMEM; 1547184610Salfred } 1548184610Salfred break; 1549184610Salfred 1550184610Salfred case USB_FS_CLOSE: 1551184610Salfred if (u.pclose->ep_index >= f->fs_ep_max) { 1552184610Salfred error = EINVAL; 1553184610Salfred break; 1554184610Salfred } 1555184610Salfred if (f->fs_xfer[u.pclose->ep_index] == NULL) { 1556184610Salfred error = EINVAL; 1557184610Salfred break; 1558184610Salfred } 1559194228Sthompsa usbd_transfer_unsetup(f->fs_xfer + u.pclose->ep_index, 1); 1560184610Salfred break; 1561184610Salfred 1562184610Salfred case USB_FS_CLEAR_STALL_SYNC: 1563184610Salfred if (u.pstall->ep_index >= f->fs_ep_max) { 1564184610Salfred error = EINVAL; 1565184610Salfred break; 1566184610Salfred } 1567184610Salfred if (f->fs_xfer[u.pstall->ep_index] == NULL) { 1568184610Salfred error = EINVAL; 1569184610Salfred break; 1570184610Salfred } 1571192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1572184610Salfred error = EINVAL; 1573184610Salfred break; 1574184610Salfred } 1575184610Salfred mtx_lock(f->priv_mtx); 1576194228Sthompsa error = usbd_transfer_pending(f->fs_xfer[u.pstall->ep_index]); 1577184610Salfred mtx_unlock(f->priv_mtx); 1578184610Salfred 1579184610Salfred if (error) { 1580184610Salfred return (EBUSY); 1581184610Salfred } 1582193644Sthompsa ep = f->fs_xfer[u.pstall->ep_index]->endpoint; 1583184610Salfred 1584184610Salfred /* setup a clear-stall packet */ 1585184610Salfred req.bmRequestType = UT_WRITE_ENDPOINT; 1586184610Salfred req.bRequest = UR_CLEAR_FEATURE; 1587184610Salfred USETW(req.wValue, UF_ENDPOINT_HALT); 1588193644Sthompsa req.wIndex[0] = ep->edesc->bEndpointAddress; 1589184610Salfred req.wIndex[1] = 0; 1590184610Salfred USETW(req.wLength, 0); 1591184610Salfred 1592194228Sthompsa error = usbd_do_request(f->udev, NULL, &req, NULL); 1593184610Salfred if (error == 0) { 1594194228Sthompsa usbd_clear_data_toggle(f->udev, ep); 1595184610Salfred } else { 1596184610Salfred error = ENXIO; 1597184610Salfred } 1598184610Salfred break; 1599184610Salfred 1600184610Salfred default: 1601185087Salfred error = ENOIOCTL; 1602184610Salfred break; 1603184610Salfred } 1604185087Salfred 1605185087Salfred DPRINTFN(6, "error=%d\n", error); 1606185087Salfred 1607184610Salfred return (error); 1608184610Salfred} 1609184610Salfred 1610184610Salfredstatic int 1611192984Sthompsaugen_set_short_xfer(struct usb_fifo *f, void *addr) 1612184610Salfred{ 1613184610Salfred uint8_t t; 1614184610Salfred 1615184610Salfred if (*(int *)addr) 1616184610Salfred t = 1; 1617184610Salfred else 1618184610Salfred t = 0; 1619184610Salfred 1620184610Salfred if (f->flag_short == t) { 1621184610Salfred /* same value like before - accept */ 1622184610Salfred return (0); 1623184610Salfred } 1624184610Salfred if (f->xfer[0] || f->xfer[1]) { 1625184610Salfred /* cannot change this during transfer */ 1626184610Salfred return (EBUSY); 1627184610Salfred } 1628184610Salfred f->flag_short = t; 1629184610Salfred return (0); 1630184610Salfred} 1631184610Salfred 1632184610Salfredstatic int 1633192984Sthompsaugen_set_timeout(struct usb_fifo *f, void *addr) 1634184610Salfred{ 1635184610Salfred f->timeout = *(int *)addr; 1636184610Salfred if (f->timeout > 65535) { 1637184610Salfred /* limit user input */ 1638184610Salfred f->timeout = 65535; 1639184610Salfred } 1640184610Salfred return (0); 1641184610Salfred} 1642184610Salfred 1643184610Salfredstatic int 1644192984Sthompsaugen_get_frame_size(struct usb_fifo *f, void *addr) 1645184610Salfred{ 1646184610Salfred if (f->xfer[0]) { 1647184610Salfred *(int *)addr = f->xfer[0]->max_frame_size; 1648184610Salfred } else { 1649184610Salfred return (EINVAL); 1650184610Salfred } 1651184610Salfred return (0); 1652184610Salfred} 1653184610Salfred 1654184610Salfredstatic int 1655192984Sthompsaugen_set_buffer_size(struct usb_fifo *f, void *addr) 1656184610Salfred{ 1657193045Sthompsa usb_frlength_t t; 1658184610Salfred 1659190188Sthompsa if (*(int *)addr < 0) 1660190188Sthompsa t = 0; /* use "wMaxPacketSize" */ 1661184610Salfred else if (*(int *)addr < (256 * 1024)) 1662184610Salfred t = *(int *)addr; 1663184610Salfred else 1664184610Salfred t = 256 * 1024; 1665184610Salfred 1666184610Salfred if (f->bufsize == t) { 1667184610Salfred /* same value like before - accept */ 1668184610Salfred return (0); 1669184610Salfred } 1670184610Salfred if (f->xfer[0] || f->xfer[1]) { 1671184610Salfred /* cannot change this during transfer */ 1672184610Salfred return (EBUSY); 1673184610Salfred } 1674184610Salfred f->bufsize = t; 1675184610Salfred return (0); 1676184610Salfred} 1677184610Salfred 1678184610Salfredstatic int 1679192984Sthompsaugen_get_buffer_size(struct usb_fifo *f, void *addr) 1680184610Salfred{ 1681184610Salfred *(int *)addr = f->bufsize; 1682184610Salfred return (0); 1683184610Salfred} 1684184610Salfred 1685184610Salfredstatic int 1686192984Sthompsaugen_get_iface_desc(struct usb_fifo *f, 1687192984Sthompsa struct usb_interface_descriptor *idesc) 1688184610Salfred{ 1689192984Sthompsa struct usb_interface *iface; 1690184610Salfred 1691194228Sthompsa iface = usbd_get_iface(f->udev, f->iface_index); 1692184610Salfred if (iface && iface->idesc) { 1693184610Salfred *idesc = *(iface->idesc); 1694184610Salfred } else { 1695184610Salfred return (EIO); 1696184610Salfred } 1697184610Salfred return (0); 1698184610Salfred} 1699184610Salfred 1700184610Salfredstatic int 1701192984Sthompsaugen_get_endpoint_desc(struct usb_fifo *f, 1702192984Sthompsa struct usb_endpoint_descriptor *ed) 1703184610Salfred{ 1704193644Sthompsa struct usb_endpoint *ep; 1705184610Salfred 1706194677Sthompsa ep = usb_fifo_softc(f); 1707184610Salfred 1708193644Sthompsa if (ep && ep->edesc) { 1709193644Sthompsa *ed = *ep->edesc; 1710184610Salfred } else { 1711184610Salfred return (EINVAL); 1712184610Salfred } 1713184610Salfred return (0); 1714184610Salfred} 1715184610Salfred 1716184610Salfredstatic int 1717192984Sthompsaugen_set_power_mode(struct usb_fifo *f, int mode) 1718184610Salfred{ 1719192984Sthompsa struct usb_device *udev = f->udev; 1720184610Salfred int err; 1721187169Sthompsa uint8_t old_mode; 1722184610Salfred 1723184610Salfred if ((udev == NULL) || 1724184610Salfred (udev->parent_hub == NULL)) { 1725184610Salfred return (EINVAL); 1726184610Salfred } 1727189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1728187169Sthompsa if (err) 1729184610Salfred return (err); 1730187169Sthompsa 1731187169Sthompsa /* get old power mode */ 1732187169Sthompsa old_mode = udev->power_mode; 1733187169Sthompsa 1734187169Sthompsa /* if no change, then just return */ 1735187169Sthompsa if (old_mode == mode) 1736187169Sthompsa return (0); 1737187169Sthompsa 1738184610Salfred switch (mode) { 1739184610Salfred case USB_POWER_MODE_OFF: 1740257373Shselasky if (udev->flags.usb_mode == USB_MODE_HOST && 1741257373Shselasky udev->re_enumerate_wait == USB_RE_ENUM_DONE) { 1742257373Shselasky udev->re_enumerate_wait = USB_RE_ENUM_PWR_OFF; 1743187164Sthompsa } 1744257373Shselasky /* set power mode will wake up the explore thread */ 1745184610Salfred break; 1746184610Salfred 1747184610Salfred case USB_POWER_MODE_ON: 1748186730Salfred case USB_POWER_MODE_SAVE: 1749186730Salfred break; 1750184610Salfred 1751184610Salfred case USB_POWER_MODE_RESUME: 1752208008Sthompsa#if USB_HAVE_POWERD 1753208008Sthompsa /* let USB-powerd handle resume */ 1754208008Sthompsa USB_BUS_LOCK(udev->bus); 1755208008Sthompsa udev->pwr_save.write_refs++; 1756208008Sthompsa udev->pwr_save.last_xfer_time = ticks; 1757208008Sthompsa USB_BUS_UNLOCK(udev->bus); 1758208008Sthompsa 1759208008Sthompsa /* set new power mode */ 1760208008Sthompsa usbd_set_power_mode(udev, USB_POWER_MODE_SAVE); 1761208008Sthompsa 1762208008Sthompsa /* wait for resume to complete */ 1763208008Sthompsa usb_pause_mtx(NULL, hz / 4); 1764208008Sthompsa 1765208008Sthompsa /* clear write reference */ 1766208008Sthompsa USB_BUS_LOCK(udev->bus); 1767208008Sthompsa udev->pwr_save.write_refs--; 1768208008Sthompsa USB_BUS_UNLOCK(udev->bus); 1769208008Sthompsa#endif 1770186730Salfred mode = USB_POWER_MODE_SAVE; 1771184610Salfred break; 1772184610Salfred 1773184610Salfred case USB_POWER_MODE_SUSPEND: 1774208008Sthompsa#if USB_HAVE_POWERD 1775208008Sthompsa /* let USB-powerd handle suspend */ 1776208008Sthompsa USB_BUS_LOCK(udev->bus); 1777208008Sthompsa udev->pwr_save.last_xfer_time = ticks - (256 * hz); 1778208008Sthompsa USB_BUS_UNLOCK(udev->bus); 1779208008Sthompsa#endif 1780186730Salfred mode = USB_POWER_MODE_SAVE; 1781184610Salfred break; 1782186730Salfred 1783184610Salfred default: 1784184610Salfred return (EINVAL); 1785184610Salfred } 1786184610Salfred 1787184610Salfred if (err) 1788184610Salfred return (ENXIO); /* I/O failure */ 1789184610Salfred 1790187169Sthompsa /* if we are powered off we need to re-enumerate first */ 1791187169Sthompsa if (old_mode == USB_POWER_MODE_OFF) { 1792257373Shselasky if (udev->flags.usb_mode == USB_MODE_HOST && 1793257373Shselasky udev->re_enumerate_wait == USB_RE_ENUM_DONE) { 1794257373Shselasky udev->re_enumerate_wait = USB_RE_ENUM_START; 1795213432Shselasky } 1796213432Shselasky /* set power mode will wake up the explore thread */ 1797187169Sthompsa } 1798187169Sthompsa 1799186730Salfred /* set new power mode */ 1800194228Sthompsa usbd_set_power_mode(udev, mode); 1801184610Salfred 1802184610Salfred return (0); /* success */ 1803184610Salfred} 1804184610Salfred 1805184610Salfredstatic int 1806192984Sthompsaugen_get_power_mode(struct usb_fifo *f) 1807184610Salfred{ 1808192984Sthompsa struct usb_device *udev = f->udev; 1809184610Salfred 1810212135Sthompsa if (udev == NULL) 1811184610Salfred return (USB_POWER_MODE_ON); 1812212135Sthompsa 1813184610Salfred return (udev->power_mode); 1814184610Salfred} 1815184610Salfred 1816184610Salfredstatic int 1817254566Semasteugen_get_port_path(struct usb_fifo *f, struct usb_device_port_path *dpp) 1818254566Semaste{ 1819254566Semaste struct usb_device *udev = f->udev; 1820254566Semaste struct usb_device *next; 1821254566Semaste unsigned int nlevel = 0; 1822254566Semaste 1823254566Semaste if (udev == NULL) 1824254566Semaste goto error; 1825254566Semaste 1826254566Semaste dpp->udp_bus = device_get_unit(udev->bus->bdev); 1827254566Semaste dpp->udp_index = udev->device_index; 1828254566Semaste 1829254566Semaste /* count port levels */ 1830254566Semaste next = udev; 1831254566Semaste while (next->parent_hub != NULL) { 1832254566Semaste nlevel++; 1833254566Semaste next = next->parent_hub; 1834254566Semaste } 1835254566Semaste 1836254566Semaste /* check if too many levels */ 1837254566Semaste if (nlevel > USB_DEVICE_PORT_PATH_MAX) 1838254566Semaste goto error; 1839254566Semaste 1840254566Semaste /* store port index array */ 1841254566Semaste next = udev; 1842254566Semaste while (next->parent_hub != NULL) { 1843254566Semaste nlevel--; 1844254566Semaste 1845254566Semaste dpp->udp_port_no[nlevel] = next->port_no; 1846254566Semaste dpp->udp_port_level = nlevel; 1847254566Semaste 1848254566Semaste next = next->parent_hub; 1849254566Semaste } 1850254566Semaste return (0); /* success */ 1851254566Semaste 1852254566Semasteerror: 1853254566Semaste return (EINVAL); /* failure */ 1854254566Semaste} 1855254566Semaste 1856254566Semastestatic int 1857247475Shselaskyugen_get_power_usage(struct usb_fifo *f) 1858247475Shselasky{ 1859247475Shselasky struct usb_device *udev = f->udev; 1860247475Shselasky 1861247475Shselasky if (udev == NULL) 1862247475Shselasky return (0); 1863247475Shselasky 1864247475Shselasky return (udev->power); 1865247475Shselasky} 1866247475Shselasky 1867247475Shselaskystatic int 1868192984Sthompsaugen_do_port_feature(struct usb_fifo *f, uint8_t port_no, 1869184610Salfred uint8_t set, uint16_t feature) 1870184610Salfred{ 1871192984Sthompsa struct usb_device *udev = f->udev; 1872192984Sthompsa struct usb_hub *hub; 1873184610Salfred int err; 1874184610Salfred 1875189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1876184610Salfred if (err) { 1877184610Salfred return (err); 1878184610Salfred } 1879184610Salfred if (port_no == 0) { 1880184610Salfred return (EINVAL); 1881184610Salfred } 1882184610Salfred if ((udev == NULL) || 1883184610Salfred (udev->hub == NULL)) { 1884184610Salfred return (EINVAL); 1885184610Salfred } 1886184610Salfred hub = udev->hub; 1887184610Salfred 1888184610Salfred if (port_no > hub->nports) { 1889184610Salfred return (EINVAL); 1890184610Salfred } 1891184610Salfred if (set) 1892194228Sthompsa err = usbd_req_set_port_feature(udev, 1893184610Salfred NULL, port_no, feature); 1894184610Salfred else 1895194228Sthompsa err = usbd_req_clear_port_feature(udev, 1896184610Salfred NULL, port_no, feature); 1897184610Salfred 1898184610Salfred if (err) 1899184610Salfred return (ENXIO); /* failure */ 1900184610Salfred 1901184610Salfred return (0); /* success */ 1902184610Salfred} 1903184610Salfred 1904184610Salfredstatic int 1905192984Sthompsaugen_iface_ioctl(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 1906184610Salfred{ 1907192984Sthompsa struct usb_fifo *f_rx; 1908192984Sthompsa struct usb_fifo *f_tx; 1909184610Salfred int error = 0; 1910184610Salfred 1911184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1912184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1913184610Salfred 1914184610Salfred switch (cmd) { 1915184610Salfred case USB_SET_RX_SHORT_XFER: 1916184610Salfred if (fflags & FREAD) { 1917184610Salfred error = ugen_set_short_xfer(f_rx, addr); 1918184610Salfred } else { 1919184610Salfred error = EINVAL; 1920184610Salfred } 1921184610Salfred break; 1922184610Salfred 1923184610Salfred case USB_SET_TX_FORCE_SHORT: 1924184610Salfred if (fflags & FWRITE) { 1925184610Salfred error = ugen_set_short_xfer(f_tx, addr); 1926184610Salfred } else { 1927184610Salfred error = EINVAL; 1928184610Salfred } 1929184610Salfred break; 1930184610Salfred 1931184610Salfred case USB_SET_RX_TIMEOUT: 1932184610Salfred if (fflags & FREAD) { 1933184610Salfred error = ugen_set_timeout(f_rx, addr); 1934184610Salfred } else { 1935184610Salfred error = EINVAL; 1936184610Salfred } 1937184610Salfred break; 1938184610Salfred 1939184610Salfred case USB_SET_TX_TIMEOUT: 1940184610Salfred if (fflags & FWRITE) { 1941184610Salfred error = ugen_set_timeout(f_tx, addr); 1942184610Salfred } else { 1943184610Salfred error = EINVAL; 1944184610Salfred } 1945184610Salfred break; 1946184610Salfred 1947184610Salfred case USB_GET_RX_FRAME_SIZE: 1948184610Salfred if (fflags & FREAD) { 1949184610Salfred error = ugen_get_frame_size(f_rx, addr); 1950184610Salfred } else { 1951184610Salfred error = EINVAL; 1952184610Salfred } 1953184610Salfred break; 1954184610Salfred 1955184610Salfred case USB_GET_TX_FRAME_SIZE: 1956184610Salfred if (fflags & FWRITE) { 1957184610Salfred error = ugen_get_frame_size(f_tx, addr); 1958184610Salfred } else { 1959184610Salfred error = EINVAL; 1960184610Salfred } 1961184610Salfred break; 1962184610Salfred 1963184610Salfred case USB_SET_RX_BUFFER_SIZE: 1964184610Salfred if (fflags & FREAD) { 1965184610Salfred error = ugen_set_buffer_size(f_rx, addr); 1966184610Salfred } else { 1967184610Salfred error = EINVAL; 1968184610Salfred } 1969184610Salfred break; 1970184610Salfred 1971184610Salfred case USB_SET_TX_BUFFER_SIZE: 1972184610Salfred if (fflags & FWRITE) { 1973184610Salfred error = ugen_set_buffer_size(f_tx, addr); 1974184610Salfred } else { 1975184610Salfred error = EINVAL; 1976184610Salfred } 1977184610Salfred break; 1978184610Salfred 1979184610Salfred case USB_GET_RX_BUFFER_SIZE: 1980184610Salfred if (fflags & FREAD) { 1981184610Salfred error = ugen_get_buffer_size(f_rx, addr); 1982184610Salfred } else { 1983184610Salfred error = EINVAL; 1984184610Salfred } 1985184610Salfred break; 1986184610Salfred 1987184610Salfred case USB_GET_TX_BUFFER_SIZE: 1988184610Salfred if (fflags & FWRITE) { 1989184610Salfred error = ugen_get_buffer_size(f_tx, addr); 1990184610Salfred } else { 1991184610Salfred error = EINVAL; 1992184610Salfred } 1993184610Salfred break; 1994184610Salfred 1995184610Salfred case USB_GET_RX_INTERFACE_DESC: 1996184610Salfred if (fflags & FREAD) { 1997184610Salfred error = ugen_get_iface_desc(f_rx, addr); 1998184610Salfred } else { 1999184610Salfred error = EINVAL; 2000184610Salfred } 2001184610Salfred break; 2002184610Salfred 2003184610Salfred case USB_GET_TX_INTERFACE_DESC: 2004184610Salfred if (fflags & FWRITE) { 2005184610Salfred error = ugen_get_iface_desc(f_tx, addr); 2006184610Salfred } else { 2007184610Salfred error = EINVAL; 2008184610Salfred } 2009184610Salfred break; 2010184610Salfred 2011184610Salfred case USB_GET_RX_ENDPOINT_DESC: 2012184610Salfred if (fflags & FREAD) { 2013184610Salfred error = ugen_get_endpoint_desc(f_rx, addr); 2014184610Salfred } else { 2015184610Salfred error = EINVAL; 2016184610Salfred } 2017184610Salfred break; 2018184610Salfred 2019184610Salfred case USB_GET_TX_ENDPOINT_DESC: 2020184610Salfred if (fflags & FWRITE) { 2021184610Salfred error = ugen_get_endpoint_desc(f_tx, addr); 2022184610Salfred } else { 2023184610Salfred error = EINVAL; 2024184610Salfred } 2025184610Salfred break; 2026184610Salfred 2027184610Salfred case USB_SET_RX_STALL_FLAG: 2028184610Salfred if ((fflags & FREAD) && (*(int *)addr)) { 2029184610Salfred f_rx->flag_stall = 1; 2030184610Salfred } 2031184610Salfred break; 2032184610Salfred 2033184610Salfred case USB_SET_TX_STALL_FLAG: 2034184610Salfred if ((fflags & FWRITE) && (*(int *)addr)) { 2035184610Salfred f_tx->flag_stall = 1; 2036184610Salfred } 2037184610Salfred break; 2038184610Salfred 2039184610Salfred default: 2040185087Salfred error = ENOIOCTL; 2041184610Salfred break; 2042184610Salfred } 2043184610Salfred return (error); 2044184610Salfred} 2045184610Salfred 2046184610Salfredstatic int 2047192984Sthompsaugen_ioctl_post(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 2048184610Salfred{ 2049184610Salfred union { 2050192984Sthompsa struct usb_interface_descriptor *idesc; 2051192984Sthompsa struct usb_alt_interface *ai; 2052192984Sthompsa struct usb_device_descriptor *ddesc; 2053192984Sthompsa struct usb_config_descriptor *cdesc; 2054192984Sthompsa struct usb_device_stats *stat; 2055192984Sthompsa struct usb_fs_init *pinit; 2056192984Sthompsa struct usb_fs_uninit *puninit; 2057254566Semaste struct usb_device_port_path *dpp; 2058184610Salfred uint32_t *ptime; 2059184610Salfred void *addr; 2060184610Salfred int *pint; 2061184610Salfred } u; 2062192984Sthompsa struct usb_device_descriptor *dtemp; 2063192984Sthompsa struct usb_config_descriptor *ctemp; 2064192984Sthompsa struct usb_interface *iface; 2065184610Salfred int error = 0; 2066184610Salfred uint8_t n; 2067184610Salfred 2068184610Salfred u.addr = addr; 2069184610Salfred 2070185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 2071185087Salfred 2072184610Salfred switch (cmd) { 2073184610Salfred case USB_DISCOVER: 2074194228Sthompsa usb_needs_explore_all(); 2075184610Salfred break; 2076184610Salfred 2077184610Salfred case USB_SETDEBUG: 2078184610Salfred if (!(fflags & FWRITE)) { 2079184610Salfred error = EPERM; 2080184610Salfred break; 2081184610Salfred } 2082194228Sthompsa usb_debug = *(int *)addr; 2083184610Salfred break; 2084184610Salfred 2085184610Salfred case USB_GET_CONFIG: 2086184610Salfred *(int *)addr = f->udev->curr_config_index; 2087184610Salfred break; 2088184610Salfred 2089184610Salfred case USB_SET_CONFIG: 2090184610Salfred if (!(fflags & FWRITE)) { 2091184610Salfred error = EPERM; 2092184610Salfred break; 2093184610Salfred } 2094184610Salfred error = ugen_set_config(f, *(int *)addr); 2095184610Salfred break; 2096184610Salfred 2097184610Salfred case USB_GET_ALTINTERFACE: 2098194228Sthompsa iface = usbd_get_iface(f->udev, 2099184610Salfred u.ai->uai_interface_index); 2100184610Salfred if (iface && iface->idesc) { 2101184610Salfred u.ai->uai_alt_index = iface->alt_index; 2102184610Salfred } else { 2103184610Salfred error = EINVAL; 2104184610Salfred } 2105184610Salfred break; 2106184610Salfred 2107184610Salfred case USB_SET_ALTINTERFACE: 2108184610Salfred if (!(fflags & FWRITE)) { 2109184610Salfred error = EPERM; 2110184610Salfred break; 2111184610Salfred } 2112184610Salfred error = ugen_set_interface(f, 2113184610Salfred u.ai->uai_interface_index, u.ai->uai_alt_index); 2114184610Salfred break; 2115184610Salfred 2116184610Salfred case USB_GET_DEVICE_DESC: 2117194228Sthompsa dtemp = usbd_get_device_descriptor(f->udev); 2118184610Salfred if (!dtemp) { 2119184610Salfred error = EIO; 2120184610Salfred break; 2121184610Salfred } 2122184610Salfred *u.ddesc = *dtemp; 2123184610Salfred break; 2124184610Salfred 2125184610Salfred case USB_GET_CONFIG_DESC: 2126194228Sthompsa ctemp = usbd_get_config_descriptor(f->udev); 2127184610Salfred if (!ctemp) { 2128184610Salfred error = EIO; 2129184610Salfred break; 2130184610Salfred } 2131184610Salfred *u.cdesc = *ctemp; 2132184610Salfred break; 2133184610Salfred 2134184610Salfred case USB_GET_FULL_DESC: 2135184610Salfred error = ugen_get_cdesc(f, addr); 2136184610Salfred break; 2137184610Salfred 2138184610Salfred case USB_GET_STRING_DESC: 2139184610Salfred error = ugen_get_sdesc(f, addr); 2140184610Salfred break; 2141184610Salfred 2142188622Sthompsa case USB_GET_IFACE_DRIVER: 2143188622Sthompsa error = ugen_get_iface_driver(f, addr); 2144188622Sthompsa break; 2145188622Sthompsa 2146184610Salfred case USB_REQUEST: 2147184610Salfred case USB_DO_REQUEST: 2148184610Salfred if (!(fflags & FWRITE)) { 2149184610Salfred error = EPERM; 2150184610Salfred break; 2151184610Salfred } 2152184610Salfred error = ugen_do_request(f, addr); 2153184610Salfred break; 2154184610Salfred 2155184610Salfred case USB_DEVICEINFO: 2156184610Salfred case USB_GET_DEVICEINFO: 2157194228Sthompsa error = usb_gen_fill_deviceinfo(f, addr); 2158184610Salfred break; 2159184610Salfred 2160184610Salfred case USB_DEVICESTATS: 2161184610Salfred for (n = 0; n != 4; n++) { 2162184610Salfred 2163184610Salfred u.stat->uds_requests_fail[n] = 2164184610Salfred f->udev->bus->stats_err.uds_requests[n]; 2165184610Salfred 2166184610Salfred u.stat->uds_requests_ok[n] = 2167184610Salfred f->udev->bus->stats_ok.uds_requests[n]; 2168184610Salfred } 2169184610Salfred break; 2170184610Salfred 2171184610Salfred case USB_DEVICEENUMERATE: 2172184610Salfred error = ugen_re_enumerate(f); 2173184610Salfred break; 2174184610Salfred 2175184610Salfred case USB_GET_PLUGTIME: 2176184610Salfred *u.ptime = f->udev->plugtime; 2177184610Salfred break; 2178184610Salfred 2179184610Salfred case USB_CLAIM_INTERFACE: 2180184610Salfred case USB_RELEASE_INTERFACE: 2181184610Salfred /* TODO */ 2182184610Salfred break; 2183184610Salfred 2184184610Salfred case USB_IFACE_DRIVER_ACTIVE: 2185205036Sthompsa 2186205036Sthompsa n = *u.pint & 0xFF; 2187205036Sthompsa 2188205036Sthompsa iface = usbd_get_iface(f->udev, n); 2189205036Sthompsa 2190205036Sthompsa if (iface && iface->subdev) 2191205036Sthompsa error = 0; 2192205036Sthompsa else 2193205036Sthompsa error = ENXIO; 2194184610Salfred break; 2195184610Salfred 2196184610Salfred case USB_IFACE_DRIVER_DETACH: 2197205036Sthompsa 2198184610Salfred error = priv_check(curthread, PRIV_DRIVER); 2199205036Sthompsa 2200205036Sthompsa if (error) 2201184610Salfred break; 2202205036Sthompsa 2203205036Sthompsa n = *u.pint & 0xFF; 2204205036Sthompsa 2205205036Sthompsa if (n == USB_IFACE_INDEX_ANY) { 2206205036Sthompsa error = EINVAL; 2207205036Sthompsa break; 2208184610Salfred } 2209205036Sthompsa 2210236895Shselasky /* 2211236895Shselasky * Detach the currently attached driver. 2212236895Shselasky */ 2213205036Sthompsa usb_detach_device(f->udev, n, 0); 2214236895Shselasky 2215236895Shselasky /* 2216236895Shselasky * Set parent to self, this should keep attach away 2217236895Shselasky * until the next set configuration event. 2218236895Shselasky */ 2219236895Shselasky usbd_set_parent_iface(f->udev, n, n); 2220184610Salfred break; 2221184610Salfred 2222184610Salfred case USB_SET_POWER_MODE: 2223184610Salfred error = ugen_set_power_mode(f, *u.pint); 2224184610Salfred break; 2225184610Salfred 2226184610Salfred case USB_GET_POWER_MODE: 2227184610Salfred *u.pint = ugen_get_power_mode(f); 2228184610Salfred break; 2229184610Salfred 2230254566Semaste case USB_GET_DEV_PORT_PATH: 2231254566Semaste error = ugen_get_port_path(f, u.dpp); 2232254566Semaste break; 2233254566Semaste 2234247475Shselasky case USB_GET_POWER_USAGE: 2235247475Shselasky *u.pint = ugen_get_power_usage(f); 2236247475Shselasky break; 2237247475Shselasky 2238184610Salfred case USB_SET_PORT_ENABLE: 2239184610Salfred error = ugen_do_port_feature(f, 2240184610Salfred *u.pint, 1, UHF_PORT_ENABLE); 2241184610Salfred break; 2242184610Salfred 2243184610Salfred case USB_SET_PORT_DISABLE: 2244184610Salfred error = ugen_do_port_feature(f, 2245184610Salfred *u.pint, 0, UHF_PORT_ENABLE); 2246184610Salfred break; 2247184610Salfred 2248185087Salfred case USB_FS_INIT: 2249185087Salfred /* verify input parameters */ 2250185087Salfred if (u.pinit->pEndpoints == NULL) { 2251185087Salfred error = EINVAL; 2252185087Salfred break; 2253185087Salfred } 2254185087Salfred if (u.pinit->ep_index_max > 127) { 2255185087Salfred error = EINVAL; 2256185087Salfred break; 2257185087Salfred } 2258185087Salfred if (u.pinit->ep_index_max == 0) { 2259185087Salfred error = EINVAL; 2260185087Salfred break; 2261185087Salfred } 2262185087Salfred if (f->fs_xfer != NULL) { 2263185087Salfred error = EBUSY; 2264185087Salfred break; 2265185087Salfred } 2266185087Salfred if (f->dev_ep_index != 0) { 2267185087Salfred error = EINVAL; 2268185087Salfred break; 2269185087Salfred } 2270185087Salfred if (ugen_fifo_in_use(f, fflags)) { 2271185087Salfred error = EBUSY; 2272185087Salfred break; 2273185087Salfred } 2274194228Sthompsa error = usb_fifo_alloc_buffer(f, 1, u.pinit->ep_index_max); 2275185087Salfred if (error) { 2276185087Salfred break; 2277185087Salfred } 2278185087Salfred f->fs_xfer = malloc(sizeof(f->fs_xfer[0]) * 2279185087Salfred u.pinit->ep_index_max, M_USB, M_WAITOK | M_ZERO); 2280185087Salfred if (f->fs_xfer == NULL) { 2281194228Sthompsa usb_fifo_free_buffer(f); 2282185087Salfred error = ENOMEM; 2283185087Salfred break; 2284185087Salfred } 2285185087Salfred f->fs_ep_max = u.pinit->ep_index_max; 2286185087Salfred f->fs_ep_ptr = u.pinit->pEndpoints; 2287184610Salfred break; 2288184610Salfred 2289185087Salfred case USB_FS_UNINIT: 2290185087Salfred if (u.puninit->dummy != 0) { 2291185087Salfred error = EINVAL; 2292185087Salfred break; 2293185087Salfred } 2294185087Salfred error = ugen_fs_uninit(f); 2295185087Salfred break; 2296184610Salfred 2297185087Salfred default: 2298185087Salfred mtx_lock(f->priv_mtx); 2299185087Salfred error = ugen_iface_ioctl(f, cmd, addr, fflags); 2300185087Salfred mtx_unlock(f->priv_mtx); 2301185087Salfred break; 2302184610Salfred } 2303184610Salfred DPRINTFN(6, "error=%d\n", error); 2304184610Salfred return (error); 2305184610Salfred} 2306184610Salfred 2307184610Salfredstatic void 2308207080Sthompsaugen_ctrl_fs_callback(struct usb_xfer *xfer, usb_error_t error) 2309184610Salfred{ 2310184610Salfred ; /* workaround for a bug in "indent" */ 2311184610Salfred 2312184610Salfred DPRINTF("st=%u alen=%u aframes=%u\n", 2313184610Salfred USB_GET_STATE(xfer), xfer->actlen, xfer->aframes); 2314184610Salfred 2315184610Salfred switch (USB_GET_STATE(xfer)) { 2316184610Salfred case USB_ST_SETUP: 2317194228Sthompsa usbd_transfer_submit(xfer); 2318184610Salfred break; 2319184610Salfred default: 2320184610Salfred ugen_fs_set_complete(xfer->priv_sc, USB_P2U(xfer->priv_fifo)); 2321184610Salfred break; 2322184610Salfred } 2323184610Salfred} 2324190191Sthompsa#endif /* USB_HAVE_UGEN */ 2325