usb_generic.c revision 207080
1184610Salfred/* $FreeBSD: head/sys/dev/usb/usb_generic.c 207080 2010-04-22 22:15:08Z thompsa $ */ 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/linker_set.h> 36194677Sthompsa#include <sys/module.h> 37194677Sthompsa#include <sys/lock.h> 38194677Sthompsa#include <sys/mutex.h> 39194677Sthompsa#include <sys/condvar.h> 40194677Sthompsa#include <sys/sysctl.h> 41194677Sthompsa#include <sys/sx.h> 42194677Sthompsa#include <sys/unistd.h> 43194677Sthompsa#include <sys/callout.h> 44194677Sthompsa#include <sys/malloc.h> 45194677Sthompsa#include <sys/priv.h> 46194677Sthompsa#include <sys/conf.h> 47194677Sthompsa#include <sys/fcntl.h> 48194677Sthompsa 49188942Sthompsa#include <dev/usb/usb.h> 50188942Sthompsa#include <dev/usb/usb_ioctl.h> 51194677Sthompsa#include <dev/usb/usbdi.h> 52194677Sthompsa#include <dev/usb/usbdi_util.h> 53184610Salfred 54184610Salfred#define USB_DEBUG_VAR ugen_debug 55184610Salfred 56188942Sthompsa#include <dev/usb/usb_core.h> 57194677Sthompsa#include <dev/usb/usb_dev.h> 58188942Sthompsa#include <dev/usb/usb_mbuf.h> 59188942Sthompsa#include <dev/usb/usb_process.h> 60188942Sthompsa#include <dev/usb/usb_device.h> 61188942Sthompsa#include <dev/usb/usb_debug.h> 62188942Sthompsa#include <dev/usb/usb_request.h> 63188942Sthompsa#include <dev/usb/usb_busdma.h> 64188942Sthompsa#include <dev/usb/usb_util.h> 65188942Sthompsa#include <dev/usb/usb_hub.h> 66188942Sthompsa#include <dev/usb/usb_generic.h> 67188942Sthompsa#include <dev/usb/usb_transfer.h> 68184610Salfred 69188942Sthompsa#include <dev/usb/usb_controller.h> 70188942Sthompsa#include <dev/usb/usb_bus.h> 71184610Salfred 72190191Sthompsa#if USB_HAVE_UGEN 73190191Sthompsa 74184610Salfred/* defines */ 75184610Salfred 76184610Salfred#define UGEN_BULK_FS_BUFFER_SIZE (64*32) /* bytes */ 77184610Salfred#define UGEN_BULK_HS_BUFFER_SIZE (1024*32) /* bytes */ 78184610Salfred#define UGEN_HW_FRAMES 50 /* number of milliseconds per transfer */ 79184610Salfred 80184610Salfred/* function prototypes */ 81184610Salfred 82193045Sthompsastatic usb_callback_t ugen_read_clear_stall_callback; 83193045Sthompsastatic usb_callback_t ugen_write_clear_stall_callback; 84207080Sthompsastatic usb_callback_t ugen_ctrl_read_callback; 85207080Sthompsastatic usb_callback_t ugen_ctrl_write_callback; 86193045Sthompsastatic usb_callback_t ugen_isoc_read_callback; 87193045Sthompsastatic usb_callback_t ugen_isoc_write_callback; 88207080Sthompsastatic usb_callback_t ugen_ctrl_fs_callback; 89184610Salfred 90193045Sthompsastatic usb_fifo_open_t ugen_open; 91193045Sthompsastatic usb_fifo_close_t ugen_close; 92193045Sthompsastatic usb_fifo_ioctl_t ugen_ioctl; 93193045Sthompsastatic usb_fifo_ioctl_t ugen_ioctl_post; 94193045Sthompsastatic usb_fifo_cmd_t ugen_start_read; 95193045Sthompsastatic usb_fifo_cmd_t ugen_start_write; 96193045Sthompsastatic usb_fifo_cmd_t ugen_stop_io; 97184610Salfred 98192984Sthompsastatic int ugen_transfer_setup(struct usb_fifo *, 99192984Sthompsa const struct usb_config *, uint8_t); 100192984Sthompsastatic int ugen_open_pipe_write(struct usb_fifo *); 101192984Sthompsastatic int ugen_open_pipe_read(struct usb_fifo *); 102192984Sthompsastatic int ugen_set_config(struct usb_fifo *, uint8_t); 103192984Sthompsastatic int ugen_set_interface(struct usb_fifo *, uint8_t, uint8_t); 104192984Sthompsastatic int ugen_get_cdesc(struct usb_fifo *, struct usb_gen_descriptor *); 105192984Sthompsastatic int ugen_get_sdesc(struct usb_fifo *, struct usb_gen_descriptor *); 106192984Sthompsastatic int ugen_get_iface_driver(struct usb_fifo *f, struct usb_gen_descriptor *ugd); 107194228Sthompsastatic int usb_gen_fill_deviceinfo(struct usb_fifo *, 108192984Sthompsa struct usb_device_info *); 109192984Sthompsastatic int ugen_re_enumerate(struct usb_fifo *); 110192984Sthompsastatic int ugen_iface_ioctl(struct usb_fifo *, u_long, void *, int); 111192984Sthompsastatic uint8_t ugen_fs_get_complete(struct usb_fifo *, uint8_t *); 112192984Sthompsastatic int ugen_fs_uninit(struct usb_fifo *f); 113184610Salfred 114184610Salfred/* structures */ 115184610Salfred 116194228Sthompsastruct usb_fifo_methods usb_ugen_methods = { 117184610Salfred .f_open = &ugen_open, 118184610Salfred .f_close = &ugen_close, 119184610Salfred .f_ioctl = &ugen_ioctl, 120185087Salfred .f_ioctl_post = &ugen_ioctl_post, 121184610Salfred .f_start_read = &ugen_start_read, 122184610Salfred .f_stop_read = &ugen_stop_io, 123184610Salfred .f_start_write = &ugen_start_write, 124184610Salfred .f_stop_write = &ugen_stop_io, 125184610Salfred}; 126184610Salfred 127194677Sthompsa#ifdef USB_DEBUG 128184610Salfredstatic int ugen_debug = 0; 129184610Salfred 130192502SthompsaSYSCTL_NODE(_hw_usb, OID_AUTO, ugen, CTLFLAG_RW, 0, "USB generic"); 131192502SthompsaSYSCTL_INT(_hw_usb_ugen, OID_AUTO, debug, CTLFLAG_RW, &ugen_debug, 132184610Salfred 0, "Debug level"); 133199675Sthompsa 134199675SthompsaTUNABLE_INT("hw.usb.ugen.debug", &ugen_debug); 135184610Salfred#endif 136184610Salfred 137184610Salfred 138184610Salfred/* prototypes */ 139184610Salfred 140184610Salfredstatic int 141192984Sthompsaugen_transfer_setup(struct usb_fifo *f, 142192984Sthompsa const struct usb_config *setup, uint8_t n_setup) 143184610Salfred{ 144194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 145192984Sthompsa struct usb_device *udev = f->udev; 146193644Sthompsa uint8_t iface_index = ep->iface_index; 147184610Salfred int error; 148184610Salfred 149184610Salfred mtx_unlock(f->priv_mtx); 150184610Salfred 151184610Salfred /* 152194228Sthompsa * "usbd_transfer_setup()" can sleep so one needs to make a wrapper, 153184610Salfred * exiting the mutex and checking things 154184610Salfred */ 155194228Sthompsa error = usbd_transfer_setup(udev, &iface_index, f->xfer, 156184610Salfred setup, n_setup, f, f->priv_mtx); 157184610Salfred if (error == 0) { 158184610Salfred 159184610Salfred if (f->xfer[0]->nframes == 1) { 160194228Sthompsa error = usb_fifo_alloc_buffer(f, 161184610Salfred f->xfer[0]->max_data_length, 2); 162184610Salfred } else { 163194228Sthompsa error = usb_fifo_alloc_buffer(f, 164184610Salfred f->xfer[0]->max_frame_size, 165184610Salfred 2 * f->xfer[0]->nframes); 166184610Salfred } 167184610Salfred if (error) { 168194228Sthompsa usbd_transfer_unsetup(f->xfer, n_setup); 169184610Salfred } 170184610Salfred } 171184610Salfred mtx_lock(f->priv_mtx); 172184610Salfred 173184610Salfred return (error); 174184610Salfred} 175184610Salfred 176184610Salfredstatic int 177192984Sthompsaugen_open(struct usb_fifo *f, int fflags) 178184610Salfred{ 179194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 180193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 181184610Salfred uint8_t type; 182184610Salfred 183184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 184184610Salfred 185184610Salfred mtx_lock(f->priv_mtx); 186194228Sthompsa switch (usbd_get_speed(f->udev)) { 187187180Sthompsa case USB_SPEED_LOW: 188187180Sthompsa case USB_SPEED_FULL: 189187180Sthompsa f->nframes = UGEN_HW_FRAMES; 190187180Sthompsa f->bufsize = UGEN_BULK_FS_BUFFER_SIZE; 191187180Sthompsa break; 192187180Sthompsa default: 193184610Salfred f->nframes = UGEN_HW_FRAMES * 8; 194184610Salfred f->bufsize = UGEN_BULK_HS_BUFFER_SIZE; 195187180Sthompsa break; 196184610Salfred } 197184610Salfred 198184610Salfred type = ed->bmAttributes & UE_XFERTYPE; 199184610Salfred if (type == UE_INTERRUPT) { 200184610Salfred f->bufsize = 0; /* use "wMaxPacketSize" */ 201184610Salfred } 202184610Salfred f->timeout = USB_NO_TIMEOUT; 203184610Salfred f->flag_short = 0; 204184610Salfred f->fifo_zlp = 0; 205184610Salfred mtx_unlock(f->priv_mtx); 206184610Salfred 207184610Salfred return (0); 208184610Salfred} 209184610Salfred 210184610Salfredstatic void 211192984Sthompsaugen_close(struct usb_fifo *f, int fflags) 212184610Salfred{ 213184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 214184610Salfred 215184610Salfred /* cleanup */ 216184610Salfred 217184610Salfred mtx_lock(f->priv_mtx); 218194228Sthompsa usbd_transfer_stop(f->xfer[0]); 219194228Sthompsa usbd_transfer_stop(f->xfer[1]); 220184610Salfred mtx_unlock(f->priv_mtx); 221184610Salfred 222194228Sthompsa usbd_transfer_unsetup(f->xfer, 2); 223194228Sthompsa usb_fifo_free_buffer(f); 224184610Salfred 225184610Salfred if (ugen_fs_uninit(f)) { 226184610Salfred /* ignore any errors - we are closing */ 227185290Salfred DPRINTFN(6, "no FIFOs\n"); 228184610Salfred } 229184610Salfred} 230184610Salfred 231184610Salfredstatic int 232192984Sthompsaugen_open_pipe_write(struct usb_fifo *f) 233184610Salfred{ 234192984Sthompsa struct usb_config usb_config[2]; 235194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 236193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 237184610Salfred 238184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 239184610Salfred 240184610Salfred if (f->xfer[0] || f->xfer[1]) { 241184610Salfred /* transfers are already opened */ 242184610Salfred return (0); 243184610Salfred } 244192984Sthompsa bzero(usb_config, sizeof(usb_config)); 245184610Salfred 246192984Sthompsa usb_config[1].type = UE_CONTROL; 247192984Sthompsa usb_config[1].endpoint = 0; 248192984Sthompsa usb_config[1].direction = UE_DIR_ANY; 249192984Sthompsa usb_config[1].timeout = 1000; /* 1 second */ 250192984Sthompsa usb_config[1].interval = 50;/* 50 milliseconds */ 251192984Sthompsa usb_config[1].bufsize = sizeof(struct usb_device_request); 252192984Sthompsa usb_config[1].callback = &ugen_write_clear_stall_callback; 253192984Sthompsa usb_config[1].usb_mode = USB_MODE_HOST; 254184610Salfred 255192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 256192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 257192984Sthompsa usb_config[0].direction = UE_DIR_TX; 258192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 259192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 260192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 261184610Salfred 262184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 263184610Salfred case UE_INTERRUPT: 264184610Salfred case UE_BULK: 265184610Salfred if (f->flag_short) { 266192984Sthompsa usb_config[0].flags.force_short_xfer = 1; 267184610Salfred } 268207080Sthompsa usb_config[0].callback = &ugen_ctrl_write_callback; 269192984Sthompsa usb_config[0].timeout = f->timeout; 270192984Sthompsa usb_config[0].frames = 1; 271192984Sthompsa usb_config[0].bufsize = f->bufsize; 272192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 273184610Salfred return (EIO); 274184610Salfred } 275184610Salfred /* first transfer does not clear stall */ 276184610Salfred f->flag_stall = 0; 277184610Salfred break; 278184610Salfred 279184610Salfred case UE_ISOCHRONOUS: 280192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 281192984Sthompsa usb_config[0].bufsize = 0; /* use default */ 282192984Sthompsa usb_config[0].frames = f->nframes; 283192984Sthompsa usb_config[0].callback = &ugen_isoc_write_callback; 284192984Sthompsa usb_config[0].timeout = 0; 285184610Salfred 286184610Salfred /* clone configuration */ 287192984Sthompsa usb_config[1] = usb_config[0]; 288184610Salfred 289192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 290184610Salfred return (EIO); 291184610Salfred } 292184610Salfred break; 293184610Salfred default: 294184610Salfred return (EINVAL); 295184610Salfred } 296184610Salfred return (0); 297184610Salfred} 298184610Salfred 299184610Salfredstatic int 300192984Sthompsaugen_open_pipe_read(struct usb_fifo *f) 301184610Salfred{ 302192984Sthompsa struct usb_config usb_config[2]; 303194677Sthompsa struct usb_endpoint *ep = usb_fifo_softc(f); 304193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 305184610Salfred 306184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 307184610Salfred 308184610Salfred if (f->xfer[0] || f->xfer[1]) { 309184610Salfred /* transfers are already opened */ 310184610Salfred return (0); 311184610Salfred } 312192984Sthompsa bzero(usb_config, sizeof(usb_config)); 313184610Salfred 314192984Sthompsa usb_config[1].type = UE_CONTROL; 315192984Sthompsa usb_config[1].endpoint = 0; 316192984Sthompsa usb_config[1].direction = UE_DIR_ANY; 317192984Sthompsa usb_config[1].timeout = 1000; /* 1 second */ 318192984Sthompsa usb_config[1].interval = 50;/* 50 milliseconds */ 319192984Sthompsa usb_config[1].bufsize = sizeof(struct usb_device_request); 320192984Sthompsa usb_config[1].callback = &ugen_read_clear_stall_callback; 321192984Sthompsa usb_config[1].usb_mode = USB_MODE_HOST; 322184610Salfred 323192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 324192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 325192984Sthompsa usb_config[0].direction = UE_DIR_RX; 326192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 327192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 328192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 329184610Salfred 330184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 331184610Salfred case UE_INTERRUPT: 332184610Salfred case UE_BULK: 333184610Salfred if (f->flag_short) { 334192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 335184610Salfred } 336192984Sthompsa usb_config[0].timeout = f->timeout; 337192984Sthompsa usb_config[0].frames = 1; 338207080Sthompsa usb_config[0].callback = &ugen_ctrl_read_callback; 339192984Sthompsa usb_config[0].bufsize = f->bufsize; 340184610Salfred 341192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 342184610Salfred return (EIO); 343184610Salfred } 344184610Salfred /* first transfer does not clear stall */ 345184610Salfred f->flag_stall = 0; 346184610Salfred break; 347184610Salfred 348184610Salfred case UE_ISOCHRONOUS: 349192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 350192984Sthompsa usb_config[0].bufsize = 0; /* use default */ 351192984Sthompsa usb_config[0].frames = f->nframes; 352192984Sthompsa usb_config[0].callback = &ugen_isoc_read_callback; 353192984Sthompsa usb_config[0].timeout = 0; 354184610Salfred 355184610Salfred /* clone configuration */ 356192984Sthompsa usb_config[1] = usb_config[0]; 357184610Salfred 358192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 359184610Salfred return (EIO); 360184610Salfred } 361184610Salfred break; 362184610Salfred 363184610Salfred default: 364184610Salfred return (EINVAL); 365184610Salfred } 366184610Salfred return (0); 367184610Salfred} 368184610Salfred 369184610Salfredstatic void 370192984Sthompsaugen_start_read(struct usb_fifo *f) 371184610Salfred{ 372184610Salfred /* check that pipes are open */ 373184610Salfred if (ugen_open_pipe_read(f)) { 374184610Salfred /* signal error */ 375194228Sthompsa usb_fifo_put_data_error(f); 376184610Salfred } 377184610Salfred /* start transfers */ 378194228Sthompsa usbd_transfer_start(f->xfer[0]); 379194228Sthompsa usbd_transfer_start(f->xfer[1]); 380184610Salfred} 381184610Salfred 382184610Salfredstatic void 383192984Sthompsaugen_start_write(struct usb_fifo *f) 384184610Salfred{ 385184610Salfred /* check that pipes are open */ 386184610Salfred if (ugen_open_pipe_write(f)) { 387184610Salfred /* signal error */ 388194228Sthompsa usb_fifo_get_data_error(f); 389184610Salfred } 390184610Salfred /* start transfers */ 391194228Sthompsa usbd_transfer_start(f->xfer[0]); 392194228Sthompsa usbd_transfer_start(f->xfer[1]); 393184610Salfred} 394184610Salfred 395184610Salfredstatic void 396192984Sthompsaugen_stop_io(struct usb_fifo *f) 397184610Salfred{ 398184610Salfred /* stop transfers */ 399194228Sthompsa usbd_transfer_stop(f->xfer[0]); 400194228Sthompsa usbd_transfer_stop(f->xfer[1]); 401184610Salfred} 402184610Salfred 403184610Salfredstatic void 404207080Sthompsaugen_ctrl_read_callback(struct usb_xfer *xfer, usb_error_t error) 405184610Salfred{ 406194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 407192984Sthompsa struct usb_mbuf *m; 408184610Salfred 409184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 410184610Salfred 411184610Salfred switch (USB_GET_STATE(xfer)) { 412184610Salfred case USB_ST_TRANSFERRED: 413184610Salfred if (xfer->actlen == 0) { 414184610Salfred if (f->fifo_zlp != 4) { 415184610Salfred f->fifo_zlp++; 416184610Salfred } else { 417184610Salfred /* 418184610Salfred * Throttle a little bit we have multiple ZLPs 419184610Salfred * in a row! 420184610Salfred */ 421184610Salfred xfer->interval = 64; /* ms */ 422184610Salfred } 423184610Salfred } else { 424184610Salfred /* clear throttle */ 425184610Salfred xfer->interval = 0; 426184610Salfred f->fifo_zlp = 0; 427184610Salfred } 428194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, 0, 429184610Salfred xfer->actlen, 1); 430184610Salfred 431184610Salfred case USB_ST_SETUP: 432184610Salfred if (f->flag_stall) { 433194228Sthompsa usbd_transfer_start(f->xfer[1]); 434184610Salfred break; 435184610Salfred } 436184610Salfred USB_IF_POLL(&f->free_q, m); 437184610Salfred if (m) { 438194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 439194228Sthompsa usbd_transfer_submit(xfer); 440184610Salfred } 441184610Salfred break; 442184610Salfred 443184610Salfred default: /* Error */ 444184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 445190188Sthompsa /* send a zero length packet to userland */ 446194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, 0, 0, 1); 447184610Salfred f->flag_stall = 1; 448184610Salfred f->fifo_zlp = 0; 449194228Sthompsa usbd_transfer_start(f->xfer[1]); 450184610Salfred } 451184610Salfred break; 452184610Salfred } 453184610Salfred} 454184610Salfred 455184610Salfredstatic void 456207080Sthompsaugen_ctrl_write_callback(struct usb_xfer *xfer, usb_error_t error) 457184610Salfred{ 458194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 459193045Sthompsa usb_frlength_t actlen; 460184610Salfred 461184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 462184610Salfred 463184610Salfred switch (USB_GET_STATE(xfer)) { 464184610Salfred case USB_ST_SETUP: 465184610Salfred case USB_ST_TRANSFERRED: 466184610Salfred /* 467184610Salfred * If writing is in stall, just jump to clear stall 468184610Salfred * callback and solve the situation. 469184610Salfred */ 470184610Salfred if (f->flag_stall) { 471194228Sthompsa usbd_transfer_start(f->xfer[1]); 472184610Salfred break; 473184610Salfred } 474184610Salfred /* 475184610Salfred * Write data, setup and perform hardware transfer. 476184610Salfred */ 477194228Sthompsa if (usb_fifo_get_data(f, xfer->frbuffers, 0, 478184610Salfred xfer->max_data_length, &actlen, 0)) { 479194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, actlen); 480194228Sthompsa usbd_transfer_submit(xfer); 481184610Salfred } 482184610Salfred break; 483184610Salfred 484184610Salfred default: /* Error */ 485184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 486184610Salfred f->flag_stall = 1; 487194228Sthompsa usbd_transfer_start(f->xfer[1]); 488184610Salfred } 489184610Salfred break; 490184610Salfred } 491184610Salfred} 492184610Salfred 493184610Salfredstatic void 494194677Sthompsaugen_read_clear_stall_callback(struct usb_xfer *xfer, usb_error_t error) 495184610Salfred{ 496194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 497192984Sthompsa struct usb_xfer *xfer_other = f->xfer[0]; 498184610Salfred 499184610Salfred if (f->flag_stall == 0) { 500184610Salfred /* nothing to do */ 501184610Salfred return; 502184610Salfred } 503194228Sthompsa if (usbd_clear_stall_callback(xfer, xfer_other)) { 504184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 505184610Salfred f->flag_stall = 0; 506194228Sthompsa usbd_transfer_start(xfer_other); 507184610Salfred } 508184610Salfred} 509184610Salfred 510184610Salfredstatic void 511194677Sthompsaugen_write_clear_stall_callback(struct usb_xfer *xfer, usb_error_t error) 512184610Salfred{ 513194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 514192984Sthompsa struct usb_xfer *xfer_other = f->xfer[0]; 515184610Salfred 516184610Salfred if (f->flag_stall == 0) { 517184610Salfred /* nothing to do */ 518184610Salfred return; 519184610Salfred } 520194228Sthompsa if (usbd_clear_stall_callback(xfer, xfer_other)) { 521184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 522184610Salfred f->flag_stall = 0; 523194228Sthompsa usbd_transfer_start(xfer_other); 524184610Salfred } 525184610Salfred} 526184610Salfred 527184610Salfredstatic void 528194677Sthompsaugen_isoc_read_callback(struct usb_xfer *xfer, usb_error_t error) 529184610Salfred{ 530194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 531193045Sthompsa usb_frlength_t offset; 532193045Sthompsa usb_frcount_t n; 533184610Salfred 534184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 535184610Salfred 536184610Salfred switch (USB_GET_STATE(xfer)) { 537184610Salfred case USB_ST_TRANSFERRED: 538184610Salfred 539184610Salfred DPRINTFN(6, "actlen=%d\n", xfer->actlen); 540184610Salfred 541184610Salfred offset = 0; 542184610Salfred 543184610Salfred for (n = 0; n != xfer->aframes; n++) { 544194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, offset, 545184610Salfred xfer->frlengths[n], 1); 546184610Salfred offset += xfer->max_frame_size; 547184610Salfred } 548184610Salfred 549184610Salfred case USB_ST_SETUP: 550184610Salfredtr_setup: 551184610Salfred for (n = 0; n != xfer->nframes; n++) { 552184610Salfred /* setup size for next transfer */ 553194677Sthompsa usbd_xfer_set_frame_len(xfer, n, xfer->max_frame_size); 554184610Salfred } 555194228Sthompsa usbd_transfer_submit(xfer); 556184610Salfred break; 557184610Salfred 558184610Salfred default: /* Error */ 559184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 560184610Salfred break; 561184610Salfred } 562184610Salfred goto tr_setup; 563184610Salfred } 564184610Salfred} 565184610Salfred 566184610Salfredstatic void 567194677Sthompsaugen_isoc_write_callback(struct usb_xfer *xfer, usb_error_t error) 568184610Salfred{ 569194677Sthompsa struct usb_fifo *f = usbd_xfer_softc(xfer); 570193045Sthompsa usb_frlength_t actlen; 571193045Sthompsa usb_frlength_t offset; 572193045Sthompsa usb_frcount_t n; 573184610Salfred 574184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 575184610Salfred 576184610Salfred switch (USB_GET_STATE(xfer)) { 577184610Salfred case USB_ST_TRANSFERRED: 578184610Salfred case USB_ST_SETUP: 579184610Salfredtr_setup: 580184610Salfred offset = 0; 581184610Salfred for (n = 0; n != xfer->nframes; n++) { 582194228Sthompsa if (usb_fifo_get_data(f, xfer->frbuffers, offset, 583184610Salfred xfer->max_frame_size, &actlen, 1)) { 584194677Sthompsa usbd_xfer_set_frame_len(xfer, n, actlen); 585184610Salfred offset += actlen; 586184610Salfred } else { 587184610Salfred break; 588184610Salfred } 589184610Salfred } 590184610Salfred 591184610Salfred for (; n != xfer->nframes; n++) { 592184610Salfred /* fill in zero frames */ 593194677Sthompsa usbd_xfer_set_frame_len(xfer, n, 0); 594184610Salfred } 595194228Sthompsa usbd_transfer_submit(xfer); 596184610Salfred break; 597184610Salfred 598184610Salfred default: /* Error */ 599184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 600184610Salfred break; 601184610Salfred } 602184610Salfred goto tr_setup; 603184610Salfred } 604184610Salfred} 605184610Salfred 606184610Salfredstatic int 607192984Sthompsaugen_set_config(struct usb_fifo *f, uint8_t index) 608184610Salfred{ 609184610Salfred DPRINTFN(2, "index %u\n", index); 610184610Salfred 611192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 612184610Salfred /* not possible in device side mode */ 613184610Salfred return (ENOTTY); 614184610Salfred } 615184610Salfred if (f->udev->curr_config_index == index) { 616184610Salfred /* no change needed */ 617184610Salfred return (0); 618184610Salfred } 619185290Salfred /* make sure all FIFO's are gone */ 620185290Salfred /* else there can be a deadlock */ 621185290Salfred if (ugen_fs_uninit(f)) { 622185290Salfred /* ignore any errors */ 623185290Salfred DPRINTFN(6, "no FIFOs\n"); 624185290Salfred } 625184610Salfred /* change setting - will free generic FIFOs, if any */ 626194228Sthompsa if (usbd_set_config_index(f->udev, index)) { 627184610Salfred return (EIO); 628184610Salfred } 629184610Salfred /* probe and attach */ 630194228Sthompsa if (usb_probe_and_attach(f->udev, USB_IFACE_INDEX_ANY)) { 631184610Salfred return (EIO); 632184610Salfred } 633184610Salfred return (0); 634184610Salfred} 635184610Salfred 636184610Salfredstatic int 637192984Sthompsaugen_set_interface(struct usb_fifo *f, 638184610Salfred uint8_t iface_index, uint8_t alt_index) 639184610Salfred{ 640184610Salfred DPRINTFN(2, "%u, %u\n", iface_index, alt_index); 641184610Salfred 642192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 643184610Salfred /* not possible in device side mode */ 644184610Salfred return (ENOTTY); 645184610Salfred } 646185290Salfred /* make sure all FIFO's are gone */ 647185290Salfred /* else there can be a deadlock */ 648185290Salfred if (ugen_fs_uninit(f)) { 649185290Salfred /* ignore any errors */ 650185290Salfred DPRINTFN(6, "no FIFOs\n"); 651185290Salfred } 652184610Salfred /* change setting - will free generic FIFOs, if any */ 653194228Sthompsa if (usbd_set_alt_interface_index(f->udev, iface_index, alt_index)) { 654184610Salfred return (EIO); 655184610Salfred } 656184610Salfred /* probe and attach */ 657194228Sthompsa if (usb_probe_and_attach(f->udev, iface_index)) { 658184610Salfred return (EIO); 659184610Salfred } 660184610Salfred return (0); 661184610Salfred} 662184610Salfred 663184610Salfred/*------------------------------------------------------------------------* 664184610Salfred * ugen_get_cdesc 665184610Salfred * 666184610Salfred * This function will retrieve the complete configuration descriptor 667184610Salfred * at the given index. 668184610Salfred *------------------------------------------------------------------------*/ 669184610Salfredstatic int 670192984Sthompsaugen_get_cdesc(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 671184610Salfred{ 672192984Sthompsa struct usb_config_descriptor *cdesc; 673192984Sthompsa struct usb_device *udev = f->udev; 674184610Salfred int error; 675184610Salfred uint16_t len; 676184610Salfred uint8_t free_data; 677184610Salfred 678184610Salfred DPRINTFN(6, "\n"); 679184610Salfred 680184610Salfred if (ugd->ugd_data == NULL) { 681184610Salfred /* userland pointer should not be zero */ 682184610Salfred return (EINVAL); 683184610Salfred } 684184610Salfred if ((ugd->ugd_config_index == USB_UNCONFIG_INDEX) || 685184610Salfred (ugd->ugd_config_index == udev->curr_config_index)) { 686194228Sthompsa cdesc = usbd_get_config_descriptor(udev); 687184610Salfred if (cdesc == NULL) { 688184610Salfred return (ENXIO); 689184610Salfred } 690184610Salfred free_data = 0; 691184610Salfred 692184610Salfred } else { 693194228Sthompsa if (usbd_req_get_config_desc_full(udev, 694188986Sthompsa NULL, &cdesc, M_USBDEV, 695184610Salfred ugd->ugd_config_index)) { 696184610Salfred return (ENXIO); 697184610Salfred } 698184610Salfred free_data = 1; 699184610Salfred } 700184610Salfred 701184610Salfred len = UGETW(cdesc->wTotalLength); 702184610Salfred if (len > ugd->ugd_maxlen) { 703184610Salfred len = ugd->ugd_maxlen; 704184610Salfred } 705184610Salfred DPRINTFN(6, "len=%u\n", len); 706184610Salfred 707184610Salfred ugd->ugd_actlen = len; 708184610Salfred ugd->ugd_offset = 0; 709184610Salfred 710184610Salfred error = copyout(cdesc, ugd->ugd_data, len); 711184610Salfred 712184610Salfred if (free_data) { 713184610Salfred free(cdesc, M_USBDEV); 714184610Salfred } 715184610Salfred return (error); 716184610Salfred} 717184610Salfred 718184610Salfredstatic int 719192984Sthompsaugen_get_sdesc(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 720184610Salfred{ 721184610Salfred void *ptr = f->udev->bus->scratch[0].data; 722184610Salfred uint16_t size = sizeof(f->udev->bus->scratch[0].data); 723184610Salfred int error; 724184610Salfred 725194228Sthompsa if (usbd_req_get_string_desc(f->udev, NULL, ptr, 726184610Salfred size, ugd->ugd_lang_id, ugd->ugd_string_index)) { 727184610Salfred error = EINVAL; 728184610Salfred } else { 729184610Salfred 730184610Salfred if (size > ((uint8_t *)ptr)[0]) { 731184610Salfred size = ((uint8_t *)ptr)[0]; 732184610Salfred } 733184610Salfred if (size > ugd->ugd_maxlen) { 734184610Salfred size = ugd->ugd_maxlen; 735184610Salfred } 736184610Salfred ugd->ugd_actlen = size; 737184610Salfred ugd->ugd_offset = 0; 738184610Salfred 739184610Salfred error = copyout(ptr, ugd->ugd_data, size); 740184610Salfred } 741184610Salfred return (error); 742184610Salfred} 743184610Salfred 744184610Salfred/*------------------------------------------------------------------------* 745188622Sthompsa * ugen_get_iface_driver 746184610Salfred * 747188622Sthompsa * This function generates an USB interface description for userland. 748184610Salfred * 749184610Salfred * Returns: 750184610Salfred * 0: Success 751184610Salfred * Else: Failure 752184610Salfred *------------------------------------------------------------------------*/ 753184610Salfredstatic int 754192984Sthompsaugen_get_iface_driver(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 755184610Salfred{ 756192984Sthompsa struct usb_device *udev = f->udev; 757192984Sthompsa struct usb_interface *iface; 758184610Salfred const char *ptr; 759188622Sthompsa const char *desc; 760188622Sthompsa unsigned int len; 761188622Sthompsa unsigned int maxlen; 762188622Sthompsa char buf[128]; 763188622Sthompsa int error; 764184610Salfred 765188622Sthompsa DPRINTFN(6, "\n"); 766184610Salfred 767188622Sthompsa if ((ugd->ugd_data == NULL) || (ugd->ugd_maxlen == 0)) { 768188622Sthompsa /* userland pointer should not be zero */ 769184610Salfred return (EINVAL); 770184610Salfred } 771188622Sthompsa 772194228Sthompsa iface = usbd_get_iface(udev, ugd->ugd_iface_index); 773188622Sthompsa if ((iface == NULL) || (iface->idesc == NULL)) { 774188622Sthompsa /* invalid interface index */ 775188622Sthompsa return (EINVAL); 776184610Salfred } 777188622Sthompsa 778188622Sthompsa /* read out device nameunit string, if any */ 779188622Sthompsa if ((iface->subdev != NULL) && 780188622Sthompsa device_is_attached(iface->subdev) && 781188622Sthompsa (ptr = device_get_nameunit(iface->subdev)) && 782188622Sthompsa (desc = device_get_desc(iface->subdev))) { 783188622Sthompsa 784188622Sthompsa /* print description */ 785188622Sthompsa snprintf(buf, sizeof(buf), "%s: <%s>", ptr, desc); 786188622Sthompsa 787188622Sthompsa /* range checks */ 788188622Sthompsa maxlen = ugd->ugd_maxlen - 1; 789188622Sthompsa len = strlen(buf); 790188622Sthompsa if (len > maxlen) 791188622Sthompsa len = maxlen; 792188622Sthompsa 793188622Sthompsa /* update actual length, including terminating zero */ 794188622Sthompsa ugd->ugd_actlen = len + 1; 795188622Sthompsa 796188622Sthompsa /* copy out interface description */ 797188622Sthompsa error = copyout(buf, ugd->ugd_data, ugd->ugd_actlen); 798188622Sthompsa } else { 799188622Sthompsa /* zero length string is default */ 800188622Sthompsa error = copyout("", ugd->ugd_data, 1); 801184610Salfred } 802188622Sthompsa return (error); 803184610Salfred} 804184610Salfred 805184610Salfred/*------------------------------------------------------------------------* 806194228Sthompsa * usb_gen_fill_deviceinfo 807184610Salfred * 808184610Salfred * This function dumps information about an USB device to the 809184610Salfred * structure pointed to by the "di" argument. 810184610Salfred * 811184610Salfred * Returns: 812184610Salfred * 0: Success 813184610Salfred * Else: Failure 814184610Salfred *------------------------------------------------------------------------*/ 815184610Salfredstatic int 816194228Sthompsausb_gen_fill_deviceinfo(struct usb_fifo *f, struct usb_device_info *di) 817184610Salfred{ 818192984Sthompsa struct usb_device *udev; 819192984Sthompsa struct usb_device *hub; 820184610Salfred 821184610Salfred udev = f->udev; 822184610Salfred 823184610Salfred bzero(di, sizeof(di[0])); 824184610Salfred 825184610Salfred di->udi_bus = device_get_unit(udev->bus->bdev); 826184610Salfred di->udi_addr = udev->address; 827184610Salfred di->udi_index = udev->device_index; 828192938Sthompsa strlcpy(di->udi_serial, udev->serial, sizeof(di->udi_serial)); 829192938Sthompsa strlcpy(di->udi_vendor, udev->manufacturer, sizeof(di->udi_vendor)); 830192938Sthompsa strlcpy(di->udi_product, udev->product, sizeof(di->udi_product)); 831194228Sthompsa usb_printbcd(di->udi_release, sizeof(di->udi_release), 832184610Salfred UGETW(udev->ddesc.bcdDevice)); 833184610Salfred di->udi_vendorNo = UGETW(udev->ddesc.idVendor); 834184610Salfred di->udi_productNo = UGETW(udev->ddesc.idProduct); 835184610Salfred di->udi_releaseNo = UGETW(udev->ddesc.bcdDevice); 836184610Salfred di->udi_class = udev->ddesc.bDeviceClass; 837184610Salfred di->udi_subclass = udev->ddesc.bDeviceSubClass; 838184610Salfred di->udi_protocol = udev->ddesc.bDeviceProtocol; 839184610Salfred di->udi_config_no = udev->curr_config_no; 840184610Salfred di->udi_config_index = udev->curr_config_index; 841184610Salfred di->udi_power = udev->flags.self_powered ? 0 : udev->power; 842184610Salfred di->udi_speed = udev->speed; 843192499Sthompsa di->udi_mode = udev->flags.usb_mode; 844184610Salfred di->udi_power_mode = udev->power_mode; 845191824Sthompsa di->udi_suspended = udev->flags.peer_suspended; 846184610Salfred 847184610Salfred hub = udev->parent_hub; 848184610Salfred if (hub) { 849184610Salfred di->udi_hubaddr = hub->address; 850184610Salfred di->udi_hubindex = hub->device_index; 851184610Salfred di->udi_hubport = udev->port_no; 852184610Salfred } 853184610Salfred return (0); 854184610Salfred} 855184610Salfred 856184610Salfred/*------------------------------------------------------------------------* 857184610Salfred * ugen_check_request 858184610Salfred * 859184610Salfred * Return values: 860184610Salfred * 0: Access allowed 861184610Salfred * Else: No access 862184610Salfred *------------------------------------------------------------------------*/ 863184610Salfredstatic int 864192984Sthompsaugen_check_request(struct usb_device *udev, struct usb_device_request *req) 865184610Salfred{ 866193644Sthompsa struct usb_endpoint *ep; 867184610Salfred int error; 868184610Salfred 869184610Salfred /* 870184610Salfred * Avoid requests that would damage the bus integrity: 871184610Salfred */ 872184610Salfred if (((req->bmRequestType == UT_WRITE_DEVICE) && 873184610Salfred (req->bRequest == UR_SET_ADDRESS)) || 874184610Salfred ((req->bmRequestType == UT_WRITE_DEVICE) && 875184610Salfred (req->bRequest == UR_SET_CONFIG)) || 876184610Salfred ((req->bmRequestType == UT_WRITE_INTERFACE) && 877184610Salfred (req->bRequest == UR_SET_INTERFACE))) { 878184610Salfred /* 879184610Salfred * These requests can be useful for testing USB drivers. 880184610Salfred */ 881184610Salfred error = priv_check(curthread, PRIV_DRIVER); 882184610Salfred if (error) { 883184610Salfred return (error); 884184610Salfred } 885184610Salfred } 886184610Salfred /* 887184610Salfred * Special case - handle clearing of stall 888184610Salfred */ 889184610Salfred if (req->bmRequestType == UT_WRITE_ENDPOINT) { 890184610Salfred 891194228Sthompsa ep = usbd_get_ep_by_addr(udev, req->wIndex[0]); 892193644Sthompsa if (ep == NULL) { 893184610Salfred return (EINVAL); 894184610Salfred } 895184610Salfred if ((req->bRequest == UR_CLEAR_FEATURE) && 896184610Salfred (UGETW(req->wValue) == UF_ENDPOINT_HALT)) { 897194228Sthompsa usbd_clear_data_toggle(udev, ep); 898184610Salfred } 899184610Salfred } 900184610Salfred /* TODO: add more checks to verify the interface index */ 901184610Salfred 902184610Salfred return (0); 903184610Salfred} 904184610Salfred 905184610Salfredint 906192984Sthompsaugen_do_request(struct usb_fifo *f, struct usb_ctl_request *ur) 907184610Salfred{ 908184610Salfred int error; 909184610Salfred uint16_t len; 910184610Salfred uint16_t actlen; 911184610Salfred 912184610Salfred if (ugen_check_request(f->udev, &ur->ucr_request)) { 913184610Salfred return (EPERM); 914184610Salfred } 915184610Salfred len = UGETW(ur->ucr_request.wLength); 916184610Salfred 917184610Salfred /* check if "ucr_data" is valid */ 918184610Salfred if (len != 0) { 919184610Salfred if (ur->ucr_data == NULL) { 920184610Salfred return (EFAULT); 921184610Salfred } 922184610Salfred } 923184610Salfred /* do the USB request */ 924194228Sthompsa error = usbd_do_request_flags 925184610Salfred (f->udev, NULL, &ur->ucr_request, ur->ucr_data, 926184610Salfred (ur->ucr_flags & USB_SHORT_XFER_OK) | 927184610Salfred USB_USER_DATA_PTR, &actlen, 928184610Salfred USB_DEFAULT_TIMEOUT); 929184610Salfred 930184610Salfred ur->ucr_actlen = actlen; 931184610Salfred 932184610Salfred if (error) { 933184610Salfred error = EIO; 934184610Salfred } 935184610Salfred return (error); 936184610Salfred} 937184610Salfred 938184610Salfred/*------------------------------------------------------------------------ 939184610Salfred * ugen_re_enumerate 940184610Salfred *------------------------------------------------------------------------*/ 941184610Salfredstatic int 942192984Sthompsaugen_re_enumerate(struct usb_fifo *f) 943184610Salfred{ 944192984Sthompsa struct usb_device *udev = f->udev; 945184610Salfred int error; 946184610Salfred 947184610Salfred /* 948184610Salfred * This request can be useful for testing USB drivers: 949184610Salfred */ 950184610Salfred error = priv_check(curthread, PRIV_DRIVER); 951184610Salfred if (error) { 952184610Salfred return (error); 953184610Salfred } 954185087Salfred /* get the device unconfigured */ 955185087Salfred error = ugen_set_config(f, USB_UNCONFIG_INDEX); 956185087Salfred if (error) { 957185087Salfred return (error); 958185087Salfred } 959185087Salfred /* do a bus-reset */ 960184610Salfred mtx_lock(f->priv_mtx); 961194228Sthompsa error = usbd_req_re_enumerate(udev, f->priv_mtx); 962184610Salfred mtx_unlock(f->priv_mtx); 963184610Salfred 964184610Salfred if (error) { 965184610Salfred return (ENXIO); 966184610Salfred } 967185087Salfred /* restore configuration to index 0 */ 968185087Salfred error = ugen_set_config(f, 0); 969185087Salfred if (error) { 970185087Salfred return (error); 971185087Salfred } 972184610Salfred return (0); 973184610Salfred} 974184610Salfred 975185087Salfredint 976192984Sthompsaugen_fs_uninit(struct usb_fifo *f) 977184610Salfred{ 978184610Salfred if (f->fs_xfer == NULL) { 979184610Salfred return (EINVAL); 980184610Salfred } 981194228Sthompsa usbd_transfer_unsetup(f->fs_xfer, f->fs_ep_max); 982184610Salfred free(f->fs_xfer, M_USB); 983184610Salfred f->fs_xfer = NULL; 984184610Salfred f->fs_ep_max = 0; 985184610Salfred f->fs_ep_ptr = NULL; 986184610Salfred f->flag_iscomplete = 0; 987194228Sthompsa usb_fifo_free_buffer(f); 988184610Salfred return (0); 989184610Salfred} 990184610Salfred 991184610Salfredstatic uint8_t 992192984Sthompsaugen_fs_get_complete(struct usb_fifo *f, uint8_t *pindex) 993184610Salfred{ 994192984Sthompsa struct usb_mbuf *m; 995184610Salfred 996184610Salfred USB_IF_DEQUEUE(&f->used_q, m); 997184610Salfred 998184610Salfred if (m) { 999184610Salfred *pindex = *((uint8_t *)(m->cur_data_ptr)); 1000184610Salfred 1001184610Salfred USB_IF_ENQUEUE(&f->free_q, m); 1002184610Salfred 1003184610Salfred return (0); /* success */ 1004184610Salfred } else { 1005184610Salfred 1006184610Salfred *pindex = 0; /* fix compiler warning */ 1007184610Salfred 1008184610Salfred f->flag_iscomplete = 0; 1009184610Salfred } 1010184610Salfred return (1); /* failure */ 1011184610Salfred} 1012184610Salfred 1013184610Salfredstatic void 1014192984Sthompsaugen_fs_set_complete(struct usb_fifo *f, uint8_t index) 1015184610Salfred{ 1016192984Sthompsa struct usb_mbuf *m; 1017184610Salfred 1018184610Salfred USB_IF_DEQUEUE(&f->free_q, m); 1019184610Salfred 1020184610Salfred if (m == NULL) { 1021184610Salfred /* can happen during close */ 1022184610Salfred DPRINTF("out of buffers\n"); 1023184610Salfred return; 1024184610Salfred } 1025184610Salfred USB_MBUF_RESET(m); 1026184610Salfred 1027184610Salfred *((uint8_t *)(m->cur_data_ptr)) = index; 1028184610Salfred 1029184610Salfred USB_IF_ENQUEUE(&f->used_q, m); 1030184610Salfred 1031184610Salfred f->flag_iscomplete = 1; 1032184610Salfred 1033194228Sthompsa usb_fifo_wakeup(f); 1034184610Salfred} 1035184610Salfred 1036184610Salfredstatic int 1037192984Sthompsaugen_fs_copy_in(struct usb_fifo *f, uint8_t ep_index) 1038184610Salfred{ 1039192984Sthompsa struct usb_device_request *req; 1040192984Sthompsa struct usb_xfer *xfer; 1041192984Sthompsa struct usb_fs_endpoint fs_ep; 1042184610Salfred void *uaddr; /* userland pointer */ 1043184610Salfred void *kaddr; 1044193045Sthompsa usb_frlength_t offset; 1045193045Sthompsa usb_frlength_t rem; 1046193045Sthompsa usb_frcount_t n; 1047184610Salfred uint32_t length; 1048184610Salfred int error; 1049184610Salfred uint8_t isread; 1050184610Salfred 1051184610Salfred if (ep_index >= f->fs_ep_max) { 1052184610Salfred return (EINVAL); 1053184610Salfred } 1054184610Salfred xfer = f->fs_xfer[ep_index]; 1055184610Salfred if (xfer == NULL) { 1056184610Salfred return (EINVAL); 1057184610Salfred } 1058184610Salfred mtx_lock(f->priv_mtx); 1059194228Sthompsa if (usbd_transfer_pending(xfer)) { 1060184610Salfred mtx_unlock(f->priv_mtx); 1061184610Salfred return (EBUSY); /* should not happen */ 1062184610Salfred } 1063184610Salfred mtx_unlock(f->priv_mtx); 1064184610Salfred 1065184610Salfred error = copyin(f->fs_ep_ptr + 1066184610Salfred ep_index, &fs_ep, sizeof(fs_ep)); 1067184610Salfred if (error) { 1068184610Salfred return (error); 1069184610Salfred } 1070184610Salfred /* security checks */ 1071184610Salfred 1072184610Salfred if (fs_ep.nFrames > xfer->max_frame_count) { 1073184610Salfred xfer->error = USB_ERR_INVAL; 1074184610Salfred goto complete; 1075184610Salfred } 1076184610Salfred if (fs_ep.nFrames == 0) { 1077184610Salfred xfer->error = USB_ERR_INVAL; 1078184610Salfred goto complete; 1079184610Salfred } 1080184610Salfred error = copyin(fs_ep.ppBuffer, 1081184610Salfred &uaddr, sizeof(uaddr)); 1082184610Salfred if (error) { 1083184610Salfred return (error); 1084184610Salfred } 1085184610Salfred /* reset first frame */ 1086194677Sthompsa usbd_xfer_set_frame_offset(xfer, 0, 0); 1087184610Salfred 1088184610Salfred if (xfer->flags_int.control_xfr) { 1089184610Salfred 1090184610Salfred req = xfer->frbuffers[0].buffer; 1091184610Salfred 1092184610Salfred error = copyin(fs_ep.pLength, 1093184610Salfred &length, sizeof(length)); 1094184610Salfred if (error) { 1095184610Salfred return (error); 1096184610Salfred } 1097194659Sthompsa if (length != sizeof(*req)) { 1098184610Salfred xfer->error = USB_ERR_INVAL; 1099184610Salfred goto complete; 1100184610Salfred } 1101184610Salfred if (length != 0) { 1102184610Salfred error = copyin(uaddr, req, length); 1103184610Salfred if (error) { 1104184610Salfred return (error); 1105184610Salfred } 1106184610Salfred } 1107184610Salfred if (ugen_check_request(f->udev, req)) { 1108184610Salfred xfer->error = USB_ERR_INVAL; 1109184610Salfred goto complete; 1110184610Salfred } 1111194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, length); 1112184610Salfred 1113184610Salfred /* Host mode only ! */ 1114184610Salfred if ((req->bmRequestType & 1115184610Salfred (UT_READ | UT_WRITE)) == UT_READ) { 1116184610Salfred isread = 1; 1117184610Salfred } else { 1118184610Salfred isread = 0; 1119184610Salfred } 1120184610Salfred n = 1; 1121184610Salfred offset = sizeof(*req); 1122184610Salfred 1123184610Salfred } else { 1124184610Salfred /* Device and Host mode */ 1125184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1126184610Salfred isread = 1; 1127184610Salfred } else { 1128184610Salfred isread = 0; 1129184610Salfred } 1130184610Salfred n = 0; 1131184610Salfred offset = 0; 1132184610Salfred } 1133184610Salfred 1134194677Sthompsa rem = usbd_xfer_max_len(xfer); 1135184610Salfred xfer->nframes = fs_ep.nFrames; 1136184610Salfred xfer->timeout = fs_ep.timeout; 1137184610Salfred if (xfer->timeout > 65535) { 1138184610Salfred xfer->timeout = 65535; 1139184610Salfred } 1140184610Salfred if (fs_ep.flags & USB_FS_FLAG_SINGLE_SHORT_OK) 1141184610Salfred xfer->flags.short_xfer_ok = 1; 1142184610Salfred else 1143184610Salfred xfer->flags.short_xfer_ok = 0; 1144184610Salfred 1145184610Salfred if (fs_ep.flags & USB_FS_FLAG_MULTI_SHORT_OK) 1146184610Salfred xfer->flags.short_frames_ok = 1; 1147184610Salfred else 1148184610Salfred xfer->flags.short_frames_ok = 0; 1149184610Salfred 1150184610Salfred if (fs_ep.flags & USB_FS_FLAG_FORCE_SHORT) 1151184610Salfred xfer->flags.force_short_xfer = 1; 1152184610Salfred else 1153184610Salfred xfer->flags.force_short_xfer = 0; 1154184610Salfred 1155184610Salfred if (fs_ep.flags & USB_FS_FLAG_CLEAR_STALL) 1156194677Sthompsa usbd_xfer_set_stall(xfer); 1157184610Salfred else 1158184610Salfred xfer->flags.stall_pipe = 0; 1159184610Salfred 1160184610Salfred for (; n != xfer->nframes; n++) { 1161184610Salfred 1162184610Salfred error = copyin(fs_ep.pLength + n, 1163184610Salfred &length, sizeof(length)); 1164184610Salfred if (error) { 1165184610Salfred break; 1166184610Salfred } 1167194677Sthompsa usbd_xfer_set_frame_len(xfer, n, length); 1168184610Salfred 1169184610Salfred if (length > rem) { 1170184610Salfred xfer->error = USB_ERR_INVAL; 1171184610Salfred goto complete; 1172184610Salfred } 1173184610Salfred rem -= length; 1174184610Salfred 1175184610Salfred if (!isread) { 1176184610Salfred 1177184610Salfred /* we need to know the source buffer */ 1178184610Salfred error = copyin(fs_ep.ppBuffer + n, 1179184610Salfred &uaddr, sizeof(uaddr)); 1180184610Salfred if (error) { 1181184610Salfred break; 1182184610Salfred } 1183184610Salfred if (xfer->flags_int.isochronous_xfr) { 1184184610Salfred /* get kernel buffer address */ 1185184610Salfred kaddr = xfer->frbuffers[0].buffer; 1186184610Salfred kaddr = USB_ADD_BYTES(kaddr, offset); 1187184610Salfred } else { 1188184610Salfred /* set current frame offset */ 1189194677Sthompsa usbd_xfer_set_frame_offset(xfer, offset, n); 1190184610Salfred 1191184610Salfred /* get kernel buffer address */ 1192184610Salfred kaddr = xfer->frbuffers[n].buffer; 1193184610Salfred } 1194184610Salfred 1195184610Salfred /* move data */ 1196184610Salfred error = copyin(uaddr, kaddr, length); 1197184610Salfred if (error) { 1198184610Salfred break; 1199184610Salfred } 1200184610Salfred } 1201184610Salfred offset += length; 1202184610Salfred } 1203184610Salfred return (error); 1204184610Salfred 1205184610Salfredcomplete: 1206184610Salfred mtx_lock(f->priv_mtx); 1207184610Salfred ugen_fs_set_complete(f, ep_index); 1208184610Salfred mtx_unlock(f->priv_mtx); 1209184610Salfred return (0); 1210184610Salfred} 1211184610Salfred 1212184610Salfredstatic int 1213192984Sthompsaugen_fs_copy_out(struct usb_fifo *f, uint8_t ep_index) 1214184610Salfred{ 1215192984Sthompsa struct usb_device_request *req; 1216192984Sthompsa struct usb_xfer *xfer; 1217192984Sthompsa struct usb_fs_endpoint fs_ep; 1218192984Sthompsa struct usb_fs_endpoint *fs_ep_uptr; /* userland ptr */ 1219184610Salfred void *uaddr; /* userland ptr */ 1220184610Salfred void *kaddr; 1221193045Sthompsa usb_frlength_t offset; 1222193045Sthompsa usb_frlength_t rem; 1223193045Sthompsa usb_frcount_t n; 1224184610Salfred uint32_t length; 1225184610Salfred uint32_t temp; 1226184610Salfred int error; 1227184610Salfred uint8_t isread; 1228184610Salfred 1229190181Sthompsa if (ep_index >= f->fs_ep_max) 1230184610Salfred return (EINVAL); 1231190181Sthompsa 1232184610Salfred xfer = f->fs_xfer[ep_index]; 1233190181Sthompsa if (xfer == NULL) 1234184610Salfred return (EINVAL); 1235190181Sthompsa 1236184610Salfred mtx_lock(f->priv_mtx); 1237194228Sthompsa if (usbd_transfer_pending(xfer)) { 1238184610Salfred mtx_unlock(f->priv_mtx); 1239184610Salfred return (EBUSY); /* should not happen */ 1240184610Salfred } 1241184610Salfred mtx_unlock(f->priv_mtx); 1242184610Salfred 1243184610Salfred fs_ep_uptr = f->fs_ep_ptr + ep_index; 1244184610Salfred error = copyin(fs_ep_uptr, &fs_ep, sizeof(fs_ep)); 1245184610Salfred if (error) { 1246184610Salfred return (error); 1247184610Salfred } 1248184610Salfred fs_ep.status = xfer->error; 1249184610Salfred fs_ep.aFrames = xfer->aframes; 1250184610Salfred fs_ep.isoc_time_complete = xfer->isoc_time_complete; 1251184610Salfred if (xfer->error) { 1252184610Salfred goto complete; 1253184610Salfred } 1254184610Salfred if (xfer->flags_int.control_xfr) { 1255184610Salfred req = xfer->frbuffers[0].buffer; 1256184610Salfred 1257184610Salfred /* Host mode only ! */ 1258184610Salfred if ((req->bmRequestType & (UT_READ | UT_WRITE)) == UT_READ) { 1259184610Salfred isread = 1; 1260184610Salfred } else { 1261184610Salfred isread = 0; 1262184610Salfred } 1263184610Salfred if (xfer->nframes == 0) 1264184610Salfred n = 0; /* should never happen */ 1265184610Salfred else 1266184610Salfred n = 1; 1267184610Salfred } else { 1268184610Salfred /* Device and Host mode */ 1269184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1270184610Salfred isread = 1; 1271184610Salfred } else { 1272184610Salfred isread = 0; 1273184610Salfred } 1274184610Salfred n = 0; 1275184610Salfred } 1276184610Salfred 1277184610Salfred /* Update lengths and copy out data */ 1278184610Salfred 1279194677Sthompsa rem = usbd_xfer_max_len(xfer); 1280184610Salfred offset = 0; 1281184610Salfred 1282184610Salfred for (; n != xfer->nframes; n++) { 1283184610Salfred 1284184610Salfred /* get initial length into "temp" */ 1285184610Salfred error = copyin(fs_ep.pLength + n, 1286184610Salfred &temp, sizeof(temp)); 1287184610Salfred if (error) { 1288184610Salfred return (error); 1289184610Salfred } 1290184610Salfred if (temp > rem) { 1291184610Salfred /* the userland length has been corrupted */ 1292184610Salfred DPRINTF("corrupt userland length " 1293184610Salfred "%u > %u\n", temp, rem); 1294184610Salfred fs_ep.status = USB_ERR_INVAL; 1295184610Salfred goto complete; 1296184610Salfred } 1297184610Salfred rem -= temp; 1298184610Salfred 1299184610Salfred /* get actual transfer length */ 1300184610Salfred length = xfer->frlengths[n]; 1301184610Salfred if (length > temp) { 1302184610Salfred /* data overflow */ 1303184610Salfred fs_ep.status = USB_ERR_INVAL; 1304184610Salfred DPRINTF("data overflow %u > %u\n", 1305184610Salfred length, temp); 1306184610Salfred goto complete; 1307184610Salfred } 1308184610Salfred if (isread) { 1309184610Salfred 1310184610Salfred /* we need to know the destination buffer */ 1311184610Salfred error = copyin(fs_ep.ppBuffer + n, 1312184610Salfred &uaddr, sizeof(uaddr)); 1313184610Salfred if (error) { 1314184610Salfred return (error); 1315184610Salfred } 1316184610Salfred if (xfer->flags_int.isochronous_xfr) { 1317184610Salfred /* only one frame buffer */ 1318184610Salfred kaddr = USB_ADD_BYTES( 1319184610Salfred xfer->frbuffers[0].buffer, offset); 1320184610Salfred } else { 1321184610Salfred /* multiple frame buffers */ 1322184610Salfred kaddr = xfer->frbuffers[n].buffer; 1323184610Salfred } 1324184610Salfred 1325184610Salfred /* move data */ 1326184610Salfred error = copyout(kaddr, uaddr, length); 1327184610Salfred if (error) { 1328184610Salfred return (error); 1329184610Salfred } 1330184610Salfred } 1331184610Salfred /* 1332184610Salfred * Update offset according to initial length, which is 1333184610Salfred * needed by isochronous transfers! 1334184610Salfred */ 1335184610Salfred offset += temp; 1336184610Salfred 1337184610Salfred /* update length */ 1338184610Salfred error = copyout(&length, 1339184610Salfred fs_ep.pLength + n, sizeof(length)); 1340184610Salfred if (error) { 1341184610Salfred return (error); 1342184610Salfred } 1343184610Salfred } 1344184610Salfred 1345184610Salfredcomplete: 1346184610Salfred /* update "aFrames" */ 1347184610Salfred error = copyout(&fs_ep.aFrames, &fs_ep_uptr->aFrames, 1348184610Salfred sizeof(fs_ep.aFrames)); 1349184610Salfred if (error) 1350184610Salfred goto done; 1351184610Salfred 1352184610Salfred /* update "isoc_time_complete" */ 1353184610Salfred error = copyout(&fs_ep.isoc_time_complete, 1354184610Salfred &fs_ep_uptr->isoc_time_complete, 1355184610Salfred sizeof(fs_ep.isoc_time_complete)); 1356184610Salfred if (error) 1357184610Salfred goto done; 1358184610Salfred /* update "status" */ 1359184610Salfred error = copyout(&fs_ep.status, &fs_ep_uptr->status, 1360184610Salfred sizeof(fs_ep.status)); 1361184610Salfreddone: 1362184610Salfred return (error); 1363184610Salfred} 1364184610Salfred 1365184610Salfredstatic uint8_t 1366192984Sthompsaugen_fifo_in_use(struct usb_fifo *f, int fflags) 1367184610Salfred{ 1368192984Sthompsa struct usb_fifo *f_rx; 1369192984Sthompsa struct usb_fifo *f_tx; 1370184610Salfred 1371184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1372184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1373184610Salfred 1374184610Salfred if ((fflags & FREAD) && f_rx && 1375184610Salfred (f_rx->xfer[0] || f_rx->xfer[1])) { 1376184610Salfred return (1); /* RX FIFO in use */ 1377184610Salfred } 1378184610Salfred if ((fflags & FWRITE) && f_tx && 1379184610Salfred (f_tx->xfer[0] || f_tx->xfer[1])) { 1380184610Salfred return (1); /* TX FIFO in use */ 1381184610Salfred } 1382184610Salfred return (0); /* not in use */ 1383184610Salfred} 1384184610Salfred 1385184610Salfredstatic int 1386192984Sthompsaugen_ioctl(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 1387184610Salfred{ 1388192984Sthompsa struct usb_config usb_config[1]; 1389192984Sthompsa struct usb_device_request req; 1390184610Salfred union { 1391192984Sthompsa struct usb_fs_complete *pcomp; 1392192984Sthompsa struct usb_fs_start *pstart; 1393192984Sthompsa struct usb_fs_stop *pstop; 1394192984Sthompsa struct usb_fs_open *popen; 1395192984Sthompsa struct usb_fs_close *pclose; 1396192984Sthompsa struct usb_fs_clear_stall_sync *pstall; 1397184610Salfred void *addr; 1398184610Salfred } u; 1399193644Sthompsa struct usb_endpoint *ep; 1400192984Sthompsa struct usb_endpoint_descriptor *ed; 1401184610Salfred int error = 0; 1402184610Salfred uint8_t iface_index; 1403184610Salfred uint8_t isread; 1404184610Salfred uint8_t ep_index; 1405184610Salfred 1406184610Salfred u.addr = addr; 1407184610Salfred 1408185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1409185087Salfred 1410184610Salfred switch (cmd) { 1411184610Salfred case USB_FS_COMPLETE: 1412184610Salfred mtx_lock(f->priv_mtx); 1413184610Salfred error = ugen_fs_get_complete(f, &ep_index); 1414184610Salfred mtx_unlock(f->priv_mtx); 1415184610Salfred 1416184610Salfred if (error) { 1417184610Salfred error = EBUSY; 1418184610Salfred break; 1419184610Salfred } 1420184610Salfred u.pcomp->ep_index = ep_index; 1421184610Salfred error = ugen_fs_copy_out(f, u.pcomp->ep_index); 1422184610Salfred break; 1423184610Salfred 1424184610Salfred case USB_FS_START: 1425184610Salfred error = ugen_fs_copy_in(f, u.pstart->ep_index); 1426184610Salfred if (error) { 1427184610Salfred break; 1428184610Salfred } 1429184610Salfred mtx_lock(f->priv_mtx); 1430194228Sthompsa usbd_transfer_start(f->fs_xfer[u.pstart->ep_index]); 1431184610Salfred mtx_unlock(f->priv_mtx); 1432184610Salfred break; 1433184610Salfred 1434184610Salfred case USB_FS_STOP: 1435184610Salfred if (u.pstop->ep_index >= f->fs_ep_max) { 1436184610Salfred error = EINVAL; 1437184610Salfred break; 1438184610Salfred } 1439184610Salfred mtx_lock(f->priv_mtx); 1440194228Sthompsa usbd_transfer_stop(f->fs_xfer[u.pstop->ep_index]); 1441184610Salfred mtx_unlock(f->priv_mtx); 1442184610Salfred break; 1443184610Salfred 1444184610Salfred case USB_FS_OPEN: 1445184610Salfred if (u.popen->ep_index >= f->fs_ep_max) { 1446184610Salfred error = EINVAL; 1447184610Salfred break; 1448184610Salfred } 1449184610Salfred if (f->fs_xfer[u.popen->ep_index] != NULL) { 1450184610Salfred error = EBUSY; 1451184610Salfred break; 1452184610Salfred } 1453184610Salfred if (u.popen->max_bufsize > USB_FS_MAX_BUFSIZE) { 1454184610Salfred u.popen->max_bufsize = USB_FS_MAX_BUFSIZE; 1455184610Salfred } 1456184610Salfred if (u.popen->max_frames > USB_FS_MAX_FRAMES) { 1457184610Salfred u.popen->max_frames = USB_FS_MAX_FRAMES; 1458184610Salfred break; 1459184610Salfred } 1460184610Salfred if (u.popen->max_frames == 0) { 1461184610Salfred error = EINVAL; 1462184610Salfred break; 1463184610Salfred } 1464194228Sthompsa ep = usbd_get_ep_by_addr(f->udev, u.popen->ep_no); 1465193644Sthompsa if (ep == NULL) { 1466184610Salfred error = EINVAL; 1467184610Salfred break; 1468184610Salfred } 1469193644Sthompsa ed = ep->edesc; 1470184610Salfred if (ed == NULL) { 1471184610Salfred error = ENXIO; 1472184610Salfred break; 1473184610Salfred } 1474193644Sthompsa iface_index = ep->iface_index; 1475184610Salfred 1476192984Sthompsa bzero(usb_config, sizeof(usb_config)); 1477184610Salfred 1478192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 1479192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 1480192984Sthompsa usb_config[0].direction = ed->bEndpointAddress & (UE_DIR_OUT | UE_DIR_IN); 1481192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 1482192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 1483207080Sthompsa usb_config[0].callback = &ugen_ctrl_fs_callback; 1484192984Sthompsa usb_config[0].timeout = 0; /* no timeout */ 1485192984Sthompsa usb_config[0].frames = u.popen->max_frames; 1486192984Sthompsa usb_config[0].bufsize = u.popen->max_bufsize; 1487192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 1488184610Salfred 1489192984Sthompsa if (usb_config[0].type == UE_CONTROL) { 1490192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1491184610Salfred error = EINVAL; 1492184610Salfred break; 1493184610Salfred } 1494184610Salfred } else { 1495184610Salfred 1496192984Sthompsa isread = ((usb_config[0].endpoint & 1497184610Salfred (UE_DIR_IN | UE_DIR_OUT)) == UE_DIR_IN); 1498184610Salfred 1499192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1500184610Salfred isread = !isread; 1501184610Salfred } 1502184610Salfred /* check permissions */ 1503184610Salfred if (isread) { 1504184610Salfred if (!(fflags & FREAD)) { 1505184610Salfred error = EPERM; 1506184610Salfred break; 1507184610Salfred } 1508184610Salfred } else { 1509184610Salfred if (!(fflags & FWRITE)) { 1510184610Salfred error = EPERM; 1511184610Salfred break; 1512184610Salfred } 1513184610Salfred } 1514184610Salfred } 1515194228Sthompsa error = usbd_transfer_setup(f->udev, &iface_index, 1516192984Sthompsa f->fs_xfer + u.popen->ep_index, usb_config, 1, 1517184610Salfred f, f->priv_mtx); 1518184610Salfred if (error == 0) { 1519184610Salfred /* update maximums */ 1520184610Salfred u.popen->max_packet_length = 1521184610Salfred f->fs_xfer[u.popen->ep_index]->max_frame_size; 1522184610Salfred u.popen->max_bufsize = 1523184610Salfred f->fs_xfer[u.popen->ep_index]->max_data_length; 1524184610Salfred f->fs_xfer[u.popen->ep_index]->priv_fifo = 1525184610Salfred ((uint8_t *)0) + u.popen->ep_index; 1526184610Salfred } else { 1527184610Salfred error = ENOMEM; 1528184610Salfred } 1529184610Salfred break; 1530184610Salfred 1531184610Salfred case USB_FS_CLOSE: 1532184610Salfred if (u.pclose->ep_index >= f->fs_ep_max) { 1533184610Salfred error = EINVAL; 1534184610Salfred break; 1535184610Salfred } 1536184610Salfred if (f->fs_xfer[u.pclose->ep_index] == NULL) { 1537184610Salfred error = EINVAL; 1538184610Salfred break; 1539184610Salfred } 1540194228Sthompsa usbd_transfer_unsetup(f->fs_xfer + u.pclose->ep_index, 1); 1541184610Salfred break; 1542184610Salfred 1543184610Salfred case USB_FS_CLEAR_STALL_SYNC: 1544184610Salfred if (u.pstall->ep_index >= f->fs_ep_max) { 1545184610Salfred error = EINVAL; 1546184610Salfred break; 1547184610Salfred } 1548184610Salfred if (f->fs_xfer[u.pstall->ep_index] == NULL) { 1549184610Salfred error = EINVAL; 1550184610Salfred break; 1551184610Salfred } 1552192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1553184610Salfred error = EINVAL; 1554184610Salfred break; 1555184610Salfred } 1556184610Salfred mtx_lock(f->priv_mtx); 1557194228Sthompsa error = usbd_transfer_pending(f->fs_xfer[u.pstall->ep_index]); 1558184610Salfred mtx_unlock(f->priv_mtx); 1559184610Salfred 1560184610Salfred if (error) { 1561184610Salfred return (EBUSY); 1562184610Salfred } 1563193644Sthompsa ep = f->fs_xfer[u.pstall->ep_index]->endpoint; 1564184610Salfred 1565184610Salfred /* setup a clear-stall packet */ 1566184610Salfred req.bmRequestType = UT_WRITE_ENDPOINT; 1567184610Salfred req.bRequest = UR_CLEAR_FEATURE; 1568184610Salfred USETW(req.wValue, UF_ENDPOINT_HALT); 1569193644Sthompsa req.wIndex[0] = ep->edesc->bEndpointAddress; 1570184610Salfred req.wIndex[1] = 0; 1571184610Salfred USETW(req.wLength, 0); 1572184610Salfred 1573194228Sthompsa error = usbd_do_request(f->udev, NULL, &req, NULL); 1574184610Salfred if (error == 0) { 1575194228Sthompsa usbd_clear_data_toggle(f->udev, ep); 1576184610Salfred } else { 1577184610Salfred error = ENXIO; 1578184610Salfred } 1579184610Salfred break; 1580184610Salfred 1581184610Salfred default: 1582185087Salfred error = ENOIOCTL; 1583184610Salfred break; 1584184610Salfred } 1585185087Salfred 1586185087Salfred DPRINTFN(6, "error=%d\n", error); 1587185087Salfred 1588184610Salfred return (error); 1589184610Salfred} 1590184610Salfred 1591184610Salfredstatic int 1592192984Sthompsaugen_set_short_xfer(struct usb_fifo *f, void *addr) 1593184610Salfred{ 1594184610Salfred uint8_t t; 1595184610Salfred 1596184610Salfred if (*(int *)addr) 1597184610Salfred t = 1; 1598184610Salfred else 1599184610Salfred t = 0; 1600184610Salfred 1601184610Salfred if (f->flag_short == t) { 1602184610Salfred /* same value like before - accept */ 1603184610Salfred return (0); 1604184610Salfred } 1605184610Salfred if (f->xfer[0] || f->xfer[1]) { 1606184610Salfred /* cannot change this during transfer */ 1607184610Salfred return (EBUSY); 1608184610Salfred } 1609184610Salfred f->flag_short = t; 1610184610Salfred return (0); 1611184610Salfred} 1612184610Salfred 1613184610Salfredstatic int 1614192984Sthompsaugen_set_timeout(struct usb_fifo *f, void *addr) 1615184610Salfred{ 1616184610Salfred f->timeout = *(int *)addr; 1617184610Salfred if (f->timeout > 65535) { 1618184610Salfred /* limit user input */ 1619184610Salfred f->timeout = 65535; 1620184610Salfred } 1621184610Salfred return (0); 1622184610Salfred} 1623184610Salfred 1624184610Salfredstatic int 1625192984Sthompsaugen_get_frame_size(struct usb_fifo *f, void *addr) 1626184610Salfred{ 1627184610Salfred if (f->xfer[0]) { 1628184610Salfred *(int *)addr = f->xfer[0]->max_frame_size; 1629184610Salfred } else { 1630184610Salfred return (EINVAL); 1631184610Salfred } 1632184610Salfred return (0); 1633184610Salfred} 1634184610Salfred 1635184610Salfredstatic int 1636192984Sthompsaugen_set_buffer_size(struct usb_fifo *f, void *addr) 1637184610Salfred{ 1638193045Sthompsa usb_frlength_t t; 1639184610Salfred 1640190188Sthompsa if (*(int *)addr < 0) 1641190188Sthompsa t = 0; /* use "wMaxPacketSize" */ 1642184610Salfred else if (*(int *)addr < (256 * 1024)) 1643184610Salfred t = *(int *)addr; 1644184610Salfred else 1645184610Salfred t = 256 * 1024; 1646184610Salfred 1647184610Salfred if (f->bufsize == t) { 1648184610Salfred /* same value like before - accept */ 1649184610Salfred return (0); 1650184610Salfred } 1651184610Salfred if (f->xfer[0] || f->xfer[1]) { 1652184610Salfred /* cannot change this during transfer */ 1653184610Salfred return (EBUSY); 1654184610Salfred } 1655184610Salfred f->bufsize = t; 1656184610Salfred return (0); 1657184610Salfred} 1658184610Salfred 1659184610Salfredstatic int 1660192984Sthompsaugen_get_buffer_size(struct usb_fifo *f, void *addr) 1661184610Salfred{ 1662184610Salfred *(int *)addr = f->bufsize; 1663184610Salfred return (0); 1664184610Salfred} 1665184610Salfred 1666184610Salfredstatic int 1667192984Sthompsaugen_get_iface_desc(struct usb_fifo *f, 1668192984Sthompsa struct usb_interface_descriptor *idesc) 1669184610Salfred{ 1670192984Sthompsa struct usb_interface *iface; 1671184610Salfred 1672194228Sthompsa iface = usbd_get_iface(f->udev, f->iface_index); 1673184610Salfred if (iface && iface->idesc) { 1674184610Salfred *idesc = *(iface->idesc); 1675184610Salfred } else { 1676184610Salfred return (EIO); 1677184610Salfred } 1678184610Salfred return (0); 1679184610Salfred} 1680184610Salfred 1681184610Salfredstatic int 1682192984Sthompsaugen_get_endpoint_desc(struct usb_fifo *f, 1683192984Sthompsa struct usb_endpoint_descriptor *ed) 1684184610Salfred{ 1685193644Sthompsa struct usb_endpoint *ep; 1686184610Salfred 1687194677Sthompsa ep = usb_fifo_softc(f); 1688184610Salfred 1689193644Sthompsa if (ep && ep->edesc) { 1690193644Sthompsa *ed = *ep->edesc; 1691184610Salfred } else { 1692184610Salfred return (EINVAL); 1693184610Salfred } 1694184610Salfred return (0); 1695184610Salfred} 1696184610Salfred 1697184610Salfredstatic int 1698192984Sthompsaugen_set_power_mode(struct usb_fifo *f, int mode) 1699184610Salfred{ 1700192984Sthompsa struct usb_device *udev = f->udev; 1701184610Salfred int err; 1702187169Sthompsa uint8_t old_mode; 1703184610Salfred 1704184610Salfred if ((udev == NULL) || 1705184610Salfred (udev->parent_hub == NULL)) { 1706184610Salfred return (EINVAL); 1707184610Salfred } 1708189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1709187169Sthompsa if (err) 1710184610Salfred return (err); 1711187169Sthompsa 1712187169Sthompsa /* get old power mode */ 1713187169Sthompsa old_mode = udev->power_mode; 1714187169Sthompsa 1715187169Sthompsa /* if no change, then just return */ 1716187169Sthompsa if (old_mode == mode) 1717187169Sthompsa return (0); 1718187169Sthompsa 1719184610Salfred switch (mode) { 1720184610Salfred case USB_POWER_MODE_OFF: 1721187164Sthompsa /* get the device unconfigured */ 1722187164Sthompsa err = ugen_set_config(f, USB_UNCONFIG_INDEX); 1723187164Sthompsa if (err) { 1724187164Sthompsa DPRINTFN(0, "Could not unconfigure " 1725187164Sthompsa "device (ignored)\n"); 1726187164Sthompsa } 1727184610Salfred 1728184610Salfred /* clear port enable */ 1729194228Sthompsa err = usbd_req_clear_port_feature(udev->parent_hub, 1730184610Salfred NULL, udev->port_no, UHF_PORT_ENABLE); 1731184610Salfred break; 1732184610Salfred 1733184610Salfred case USB_POWER_MODE_ON: 1734186730Salfred case USB_POWER_MODE_SAVE: 1735186730Salfred break; 1736184610Salfred 1737184610Salfred case USB_POWER_MODE_RESUME: 1738194228Sthompsa err = usbd_req_clear_port_feature(udev->parent_hub, 1739184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1740186730Salfred mode = USB_POWER_MODE_SAVE; 1741184610Salfred break; 1742184610Salfred 1743184610Salfred case USB_POWER_MODE_SUSPEND: 1744194228Sthompsa err = usbd_req_set_port_feature(udev->parent_hub, 1745184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1746186730Salfred mode = USB_POWER_MODE_SAVE; 1747184610Salfred break; 1748186730Salfred 1749184610Salfred default: 1750184610Salfred return (EINVAL); 1751184610Salfred } 1752184610Salfred 1753184610Salfred if (err) 1754184610Salfred return (ENXIO); /* I/O failure */ 1755184610Salfred 1756187169Sthompsa /* if we are powered off we need to re-enumerate first */ 1757187169Sthompsa if (old_mode == USB_POWER_MODE_OFF) { 1758187169Sthompsa err = ugen_re_enumerate(f); 1759187169Sthompsa if (err) 1760187169Sthompsa return (err); 1761187169Sthompsa } 1762187169Sthompsa 1763186730Salfred /* set new power mode */ 1764194228Sthompsa usbd_set_power_mode(udev, mode); 1765184610Salfred 1766184610Salfred return (0); /* success */ 1767184610Salfred} 1768184610Salfred 1769184610Salfredstatic int 1770192984Sthompsaugen_get_power_mode(struct usb_fifo *f) 1771184610Salfred{ 1772192984Sthompsa struct usb_device *udev = f->udev; 1773184610Salfred 1774184610Salfred if ((udev == NULL) || 1775184610Salfred (udev->parent_hub == NULL)) { 1776184610Salfred return (USB_POWER_MODE_ON); 1777184610Salfred } 1778184610Salfred return (udev->power_mode); 1779184610Salfred} 1780184610Salfred 1781184610Salfredstatic int 1782192984Sthompsaugen_do_port_feature(struct usb_fifo *f, uint8_t port_no, 1783184610Salfred uint8_t set, uint16_t feature) 1784184610Salfred{ 1785192984Sthompsa struct usb_device *udev = f->udev; 1786192984Sthompsa struct usb_hub *hub; 1787184610Salfred int err; 1788184610Salfred 1789189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1790184610Salfred if (err) { 1791184610Salfred return (err); 1792184610Salfred } 1793184610Salfred if (port_no == 0) { 1794184610Salfred return (EINVAL); 1795184610Salfred } 1796184610Salfred if ((udev == NULL) || 1797184610Salfred (udev->hub == NULL)) { 1798184610Salfred return (EINVAL); 1799184610Salfred } 1800184610Salfred hub = udev->hub; 1801184610Salfred 1802184610Salfred if (port_no > hub->nports) { 1803184610Salfred return (EINVAL); 1804184610Salfred } 1805184610Salfred if (set) 1806194228Sthompsa err = usbd_req_set_port_feature(udev, 1807184610Salfred NULL, port_no, feature); 1808184610Salfred else 1809194228Sthompsa err = usbd_req_clear_port_feature(udev, 1810184610Salfred NULL, port_no, feature); 1811184610Salfred 1812184610Salfred if (err) 1813184610Salfred return (ENXIO); /* failure */ 1814184610Salfred 1815184610Salfred return (0); /* success */ 1816184610Salfred} 1817184610Salfred 1818184610Salfredstatic int 1819192984Sthompsaugen_iface_ioctl(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 1820184610Salfred{ 1821192984Sthompsa struct usb_fifo *f_rx; 1822192984Sthompsa struct usb_fifo *f_tx; 1823184610Salfred int error = 0; 1824184610Salfred 1825184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1826184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1827184610Salfred 1828184610Salfred switch (cmd) { 1829184610Salfred case USB_SET_RX_SHORT_XFER: 1830184610Salfred if (fflags & FREAD) { 1831184610Salfred error = ugen_set_short_xfer(f_rx, addr); 1832184610Salfred } else { 1833184610Salfred error = EINVAL; 1834184610Salfred } 1835184610Salfred break; 1836184610Salfred 1837184610Salfred case USB_SET_TX_FORCE_SHORT: 1838184610Salfred if (fflags & FWRITE) { 1839184610Salfred error = ugen_set_short_xfer(f_tx, addr); 1840184610Salfred } else { 1841184610Salfred error = EINVAL; 1842184610Salfred } 1843184610Salfred break; 1844184610Salfred 1845184610Salfred case USB_SET_RX_TIMEOUT: 1846184610Salfred if (fflags & FREAD) { 1847184610Salfred error = ugen_set_timeout(f_rx, addr); 1848184610Salfred } else { 1849184610Salfred error = EINVAL; 1850184610Salfred } 1851184610Salfred break; 1852184610Salfred 1853184610Salfred case USB_SET_TX_TIMEOUT: 1854184610Salfred if (fflags & FWRITE) { 1855184610Salfred error = ugen_set_timeout(f_tx, addr); 1856184610Salfred } else { 1857184610Salfred error = EINVAL; 1858184610Salfred } 1859184610Salfred break; 1860184610Salfred 1861184610Salfred case USB_GET_RX_FRAME_SIZE: 1862184610Salfred if (fflags & FREAD) { 1863184610Salfred error = ugen_get_frame_size(f_rx, addr); 1864184610Salfred } else { 1865184610Salfred error = EINVAL; 1866184610Salfred } 1867184610Salfred break; 1868184610Salfred 1869184610Salfred case USB_GET_TX_FRAME_SIZE: 1870184610Salfred if (fflags & FWRITE) { 1871184610Salfred error = ugen_get_frame_size(f_tx, addr); 1872184610Salfred } else { 1873184610Salfred error = EINVAL; 1874184610Salfred } 1875184610Salfred break; 1876184610Salfred 1877184610Salfred case USB_SET_RX_BUFFER_SIZE: 1878184610Salfred if (fflags & FREAD) { 1879184610Salfred error = ugen_set_buffer_size(f_rx, addr); 1880184610Salfred } else { 1881184610Salfred error = EINVAL; 1882184610Salfred } 1883184610Salfred break; 1884184610Salfred 1885184610Salfred case USB_SET_TX_BUFFER_SIZE: 1886184610Salfred if (fflags & FWRITE) { 1887184610Salfred error = ugen_set_buffer_size(f_tx, addr); 1888184610Salfred } else { 1889184610Salfred error = EINVAL; 1890184610Salfred } 1891184610Salfred break; 1892184610Salfred 1893184610Salfred case USB_GET_RX_BUFFER_SIZE: 1894184610Salfred if (fflags & FREAD) { 1895184610Salfred error = ugen_get_buffer_size(f_rx, addr); 1896184610Salfred } else { 1897184610Salfred error = EINVAL; 1898184610Salfred } 1899184610Salfred break; 1900184610Salfred 1901184610Salfred case USB_GET_TX_BUFFER_SIZE: 1902184610Salfred if (fflags & FWRITE) { 1903184610Salfred error = ugen_get_buffer_size(f_tx, addr); 1904184610Salfred } else { 1905184610Salfred error = EINVAL; 1906184610Salfred } 1907184610Salfred break; 1908184610Salfred 1909184610Salfred case USB_GET_RX_INTERFACE_DESC: 1910184610Salfred if (fflags & FREAD) { 1911184610Salfred error = ugen_get_iface_desc(f_rx, addr); 1912184610Salfred } else { 1913184610Salfred error = EINVAL; 1914184610Salfred } 1915184610Salfred break; 1916184610Salfred 1917184610Salfred case USB_GET_TX_INTERFACE_DESC: 1918184610Salfred if (fflags & FWRITE) { 1919184610Salfred error = ugen_get_iface_desc(f_tx, addr); 1920184610Salfred } else { 1921184610Salfred error = EINVAL; 1922184610Salfred } 1923184610Salfred break; 1924184610Salfred 1925184610Salfred case USB_GET_RX_ENDPOINT_DESC: 1926184610Salfred if (fflags & FREAD) { 1927184610Salfred error = ugen_get_endpoint_desc(f_rx, addr); 1928184610Salfred } else { 1929184610Salfred error = EINVAL; 1930184610Salfred } 1931184610Salfred break; 1932184610Salfred 1933184610Salfred case USB_GET_TX_ENDPOINT_DESC: 1934184610Salfred if (fflags & FWRITE) { 1935184610Salfred error = ugen_get_endpoint_desc(f_tx, addr); 1936184610Salfred } else { 1937184610Salfred error = EINVAL; 1938184610Salfred } 1939184610Salfred break; 1940184610Salfred 1941184610Salfred case USB_SET_RX_STALL_FLAG: 1942184610Salfred if ((fflags & FREAD) && (*(int *)addr)) { 1943184610Salfred f_rx->flag_stall = 1; 1944184610Salfred } 1945184610Salfred break; 1946184610Salfred 1947184610Salfred case USB_SET_TX_STALL_FLAG: 1948184610Salfred if ((fflags & FWRITE) && (*(int *)addr)) { 1949184610Salfred f_tx->flag_stall = 1; 1950184610Salfred } 1951184610Salfred break; 1952184610Salfred 1953184610Salfred default: 1954185087Salfred error = ENOIOCTL; 1955184610Salfred break; 1956184610Salfred } 1957184610Salfred return (error); 1958184610Salfred} 1959184610Salfred 1960184610Salfredstatic int 1961192984Sthompsaugen_ioctl_post(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 1962184610Salfred{ 1963184610Salfred union { 1964192984Sthompsa struct usb_interface_descriptor *idesc; 1965192984Sthompsa struct usb_alt_interface *ai; 1966192984Sthompsa struct usb_device_descriptor *ddesc; 1967192984Sthompsa struct usb_config_descriptor *cdesc; 1968192984Sthompsa struct usb_device_stats *stat; 1969192984Sthompsa struct usb_fs_init *pinit; 1970192984Sthompsa struct usb_fs_uninit *puninit; 1971184610Salfred uint32_t *ptime; 1972184610Salfred void *addr; 1973184610Salfred int *pint; 1974184610Salfred } u; 1975192984Sthompsa struct usb_device_descriptor *dtemp; 1976192984Sthompsa struct usb_config_descriptor *ctemp; 1977192984Sthompsa struct usb_interface *iface; 1978184610Salfred int error = 0; 1979184610Salfred uint8_t n; 1980184610Salfred 1981184610Salfred u.addr = addr; 1982184610Salfred 1983185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1984185087Salfred 1985184610Salfred switch (cmd) { 1986184610Salfred case USB_DISCOVER: 1987194228Sthompsa usb_needs_explore_all(); 1988184610Salfred break; 1989184610Salfred 1990184610Salfred case USB_SETDEBUG: 1991184610Salfred if (!(fflags & FWRITE)) { 1992184610Salfred error = EPERM; 1993184610Salfred break; 1994184610Salfred } 1995194228Sthompsa usb_debug = *(int *)addr; 1996184610Salfred break; 1997184610Salfred 1998184610Salfred case USB_GET_CONFIG: 1999184610Salfred *(int *)addr = f->udev->curr_config_index; 2000184610Salfred break; 2001184610Salfred 2002184610Salfred case USB_SET_CONFIG: 2003184610Salfred if (!(fflags & FWRITE)) { 2004184610Salfred error = EPERM; 2005184610Salfred break; 2006184610Salfred } 2007184610Salfred error = ugen_set_config(f, *(int *)addr); 2008184610Salfred break; 2009184610Salfred 2010184610Salfred case USB_GET_ALTINTERFACE: 2011194228Sthompsa iface = usbd_get_iface(f->udev, 2012184610Salfred u.ai->uai_interface_index); 2013184610Salfred if (iface && iface->idesc) { 2014184610Salfred u.ai->uai_alt_index = iface->alt_index; 2015184610Salfred } else { 2016184610Salfred error = EINVAL; 2017184610Salfred } 2018184610Salfred break; 2019184610Salfred 2020184610Salfred case USB_SET_ALTINTERFACE: 2021184610Salfred if (!(fflags & FWRITE)) { 2022184610Salfred error = EPERM; 2023184610Salfred break; 2024184610Salfred } 2025184610Salfred error = ugen_set_interface(f, 2026184610Salfred u.ai->uai_interface_index, u.ai->uai_alt_index); 2027184610Salfred break; 2028184610Salfred 2029184610Salfred case USB_GET_DEVICE_DESC: 2030194228Sthompsa dtemp = usbd_get_device_descriptor(f->udev); 2031184610Salfred if (!dtemp) { 2032184610Salfred error = EIO; 2033184610Salfred break; 2034184610Salfred } 2035184610Salfred *u.ddesc = *dtemp; 2036184610Salfred break; 2037184610Salfred 2038184610Salfred case USB_GET_CONFIG_DESC: 2039194228Sthompsa ctemp = usbd_get_config_descriptor(f->udev); 2040184610Salfred if (!ctemp) { 2041184610Salfred error = EIO; 2042184610Salfred break; 2043184610Salfred } 2044184610Salfred *u.cdesc = *ctemp; 2045184610Salfred break; 2046184610Salfred 2047184610Salfred case USB_GET_FULL_DESC: 2048184610Salfred error = ugen_get_cdesc(f, addr); 2049184610Salfred break; 2050184610Salfred 2051184610Salfred case USB_GET_STRING_DESC: 2052184610Salfred error = ugen_get_sdesc(f, addr); 2053184610Salfred break; 2054184610Salfred 2055188622Sthompsa case USB_GET_IFACE_DRIVER: 2056188622Sthompsa error = ugen_get_iface_driver(f, addr); 2057188622Sthompsa break; 2058188622Sthompsa 2059184610Salfred case USB_REQUEST: 2060184610Salfred case USB_DO_REQUEST: 2061184610Salfred if (!(fflags & FWRITE)) { 2062184610Salfred error = EPERM; 2063184610Salfred break; 2064184610Salfred } 2065184610Salfred error = ugen_do_request(f, addr); 2066184610Salfred break; 2067184610Salfred 2068184610Salfred case USB_DEVICEINFO: 2069184610Salfred case USB_GET_DEVICEINFO: 2070194228Sthompsa error = usb_gen_fill_deviceinfo(f, addr); 2071184610Salfred break; 2072184610Salfred 2073184610Salfred case USB_DEVICESTATS: 2074184610Salfred for (n = 0; n != 4; n++) { 2075184610Salfred 2076184610Salfred u.stat->uds_requests_fail[n] = 2077184610Salfred f->udev->bus->stats_err.uds_requests[n]; 2078184610Salfred 2079184610Salfred u.stat->uds_requests_ok[n] = 2080184610Salfred f->udev->bus->stats_ok.uds_requests[n]; 2081184610Salfred } 2082184610Salfred break; 2083184610Salfred 2084184610Salfred case USB_DEVICEENUMERATE: 2085184610Salfred error = ugen_re_enumerate(f); 2086184610Salfred break; 2087184610Salfred 2088184610Salfred case USB_GET_PLUGTIME: 2089184610Salfred *u.ptime = f->udev->plugtime; 2090184610Salfred break; 2091184610Salfred 2092184610Salfred case USB_CLAIM_INTERFACE: 2093184610Salfred case USB_RELEASE_INTERFACE: 2094184610Salfred /* TODO */ 2095184610Salfred break; 2096184610Salfred 2097184610Salfred case USB_IFACE_DRIVER_ACTIVE: 2098205036Sthompsa 2099205036Sthompsa n = *u.pint & 0xFF; 2100205036Sthompsa 2101205036Sthompsa iface = usbd_get_iface(f->udev, n); 2102205036Sthompsa 2103205036Sthompsa if (iface && iface->subdev) 2104205036Sthompsa error = 0; 2105205036Sthompsa else 2106205036Sthompsa error = ENXIO; 2107184610Salfred break; 2108184610Salfred 2109184610Salfred case USB_IFACE_DRIVER_DETACH: 2110205036Sthompsa 2111184610Salfred error = priv_check(curthread, PRIV_DRIVER); 2112205036Sthompsa 2113205036Sthompsa if (error) 2114184610Salfred break; 2115205036Sthompsa 2116205036Sthompsa n = *u.pint & 0xFF; 2117205036Sthompsa 2118205036Sthompsa if (n == USB_IFACE_INDEX_ANY) { 2119205036Sthompsa error = EINVAL; 2120205036Sthompsa break; 2121184610Salfred } 2122205036Sthompsa 2123205036Sthompsa usb_detach_device(f->udev, n, 0); 2124184610Salfred break; 2125184610Salfred 2126184610Salfred case USB_SET_POWER_MODE: 2127184610Salfred error = ugen_set_power_mode(f, *u.pint); 2128184610Salfred break; 2129184610Salfred 2130184610Salfred case USB_GET_POWER_MODE: 2131184610Salfred *u.pint = ugen_get_power_mode(f); 2132184610Salfred break; 2133184610Salfred 2134184610Salfred case USB_SET_PORT_ENABLE: 2135184610Salfred error = ugen_do_port_feature(f, 2136184610Salfred *u.pint, 1, UHF_PORT_ENABLE); 2137184610Salfred break; 2138184610Salfred 2139184610Salfred case USB_SET_PORT_DISABLE: 2140184610Salfred error = ugen_do_port_feature(f, 2141184610Salfred *u.pint, 0, UHF_PORT_ENABLE); 2142184610Salfred break; 2143184610Salfred 2144185087Salfred case USB_FS_INIT: 2145185087Salfred /* verify input parameters */ 2146185087Salfred if (u.pinit->pEndpoints == NULL) { 2147185087Salfred error = EINVAL; 2148185087Salfred break; 2149185087Salfred } 2150185087Salfred if (u.pinit->ep_index_max > 127) { 2151185087Salfred error = EINVAL; 2152185087Salfred break; 2153185087Salfred } 2154185087Salfred if (u.pinit->ep_index_max == 0) { 2155185087Salfred error = EINVAL; 2156185087Salfred break; 2157185087Salfred } 2158185087Salfred if (f->fs_xfer != NULL) { 2159185087Salfred error = EBUSY; 2160185087Salfred break; 2161185087Salfred } 2162185087Salfred if (f->dev_ep_index != 0) { 2163185087Salfred error = EINVAL; 2164185087Salfred break; 2165185087Salfred } 2166185087Salfred if (ugen_fifo_in_use(f, fflags)) { 2167185087Salfred error = EBUSY; 2168185087Salfred break; 2169185087Salfred } 2170194228Sthompsa error = usb_fifo_alloc_buffer(f, 1, u.pinit->ep_index_max); 2171185087Salfred if (error) { 2172185087Salfred break; 2173185087Salfred } 2174185087Salfred f->fs_xfer = malloc(sizeof(f->fs_xfer[0]) * 2175185087Salfred u.pinit->ep_index_max, M_USB, M_WAITOK | M_ZERO); 2176185087Salfred if (f->fs_xfer == NULL) { 2177194228Sthompsa usb_fifo_free_buffer(f); 2178185087Salfred error = ENOMEM; 2179185087Salfred break; 2180185087Salfred } 2181185087Salfred f->fs_ep_max = u.pinit->ep_index_max; 2182185087Salfred f->fs_ep_ptr = u.pinit->pEndpoints; 2183184610Salfred break; 2184184610Salfred 2185185087Salfred case USB_FS_UNINIT: 2186185087Salfred if (u.puninit->dummy != 0) { 2187185087Salfred error = EINVAL; 2188185087Salfred break; 2189185087Salfred } 2190185087Salfred error = ugen_fs_uninit(f); 2191185087Salfred break; 2192184610Salfred 2193185087Salfred default: 2194185087Salfred mtx_lock(f->priv_mtx); 2195185087Salfred error = ugen_iface_ioctl(f, cmd, addr, fflags); 2196185087Salfred mtx_unlock(f->priv_mtx); 2197185087Salfred break; 2198184610Salfred } 2199184610Salfred DPRINTFN(6, "error=%d\n", error); 2200184610Salfred return (error); 2201184610Salfred} 2202184610Salfred 2203184610Salfredstatic void 2204207080Sthompsaugen_ctrl_fs_callback(struct usb_xfer *xfer, usb_error_t error) 2205184610Salfred{ 2206184610Salfred ; /* workaround for a bug in "indent" */ 2207184610Salfred 2208184610Salfred DPRINTF("st=%u alen=%u aframes=%u\n", 2209184610Salfred USB_GET_STATE(xfer), xfer->actlen, xfer->aframes); 2210184610Salfred 2211184610Salfred switch (USB_GET_STATE(xfer)) { 2212184610Salfred case USB_ST_SETUP: 2213194228Sthompsa usbd_transfer_submit(xfer); 2214184610Salfred break; 2215184610Salfred default: 2216184610Salfred ugen_fs_set_complete(xfer->priv_sc, USB_P2U(xfer->priv_fifo)); 2217184610Salfred break; 2218184610Salfred } 2219184610Salfred} 2220190191Sthompsa#endif /* USB_HAVE_UGEN */ 2221