usb_generic.c revision 194659
1184610Salfred/* $FreeBSD: head/sys/dev/usb/usb_generic.c 194659 2009-06-22 21:09:52Z 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 27188942Sthompsa#include <dev/usb/usb_mfunc.h> 28188942Sthompsa#include <dev/usb/usb.h> 29188942Sthompsa#include <dev/usb/usb_ioctl.h> 30188942Sthompsa#include <dev/usb/usb_error.h> 31184610Salfred 32184610Salfred#define USB_DEBUG_VAR ugen_debug 33184610Salfred 34188942Sthompsa#include <dev/usb/usb_core.h> 35188942Sthompsa#include <dev/usb/usb_mbuf.h> 36188942Sthompsa#include <dev/usb/usb_dev.h> 37188942Sthompsa#include <dev/usb/usb_process.h> 38188942Sthompsa#include <dev/usb/usb_device.h> 39188942Sthompsa#include <dev/usb/usb_debug.h> 40188942Sthompsa#include <dev/usb/usb_request.h> 41188942Sthompsa#include <dev/usb/usb_busdma.h> 42188942Sthompsa#include <dev/usb/usb_util.h> 43188942Sthompsa#include <dev/usb/usb_hub.h> 44188942Sthompsa#include <dev/usb/usb_generic.h> 45188942Sthompsa#include <dev/usb/usb_transfer.h> 46184610Salfred 47188942Sthompsa#include <dev/usb/usb_controller.h> 48188942Sthompsa#include <dev/usb/usb_bus.h> 49184610Salfred 50190191Sthompsa#if USB_HAVE_UGEN 51190191Sthompsa 52184610Salfred/* defines */ 53184610Salfred 54184610Salfred#define UGEN_BULK_FS_BUFFER_SIZE (64*32) /* bytes */ 55184610Salfred#define UGEN_BULK_HS_BUFFER_SIZE (1024*32) /* bytes */ 56184610Salfred#define UGEN_HW_FRAMES 50 /* number of milliseconds per transfer */ 57184610Salfred 58184610Salfred/* function prototypes */ 59184610Salfred 60193045Sthompsastatic usb_callback_t ugen_read_clear_stall_callback; 61193045Sthompsastatic usb_callback_t ugen_write_clear_stall_callback; 62193045Sthompsastatic usb_callback_t ugen_default_read_callback; 63193045Sthompsastatic usb_callback_t ugen_default_write_callback; 64193045Sthompsastatic usb_callback_t ugen_isoc_read_callback; 65193045Sthompsastatic usb_callback_t ugen_isoc_write_callback; 66193045Sthompsastatic usb_callback_t ugen_default_fs_callback; 67184610Salfred 68193045Sthompsastatic usb_fifo_open_t ugen_open; 69193045Sthompsastatic usb_fifo_close_t ugen_close; 70193045Sthompsastatic usb_fifo_ioctl_t ugen_ioctl; 71193045Sthompsastatic usb_fifo_ioctl_t ugen_ioctl_post; 72193045Sthompsastatic usb_fifo_cmd_t ugen_start_read; 73193045Sthompsastatic usb_fifo_cmd_t ugen_start_write; 74193045Sthompsastatic usb_fifo_cmd_t ugen_stop_io; 75184610Salfred 76192984Sthompsastatic int ugen_transfer_setup(struct usb_fifo *, 77192984Sthompsa const struct usb_config *, uint8_t); 78192984Sthompsastatic int ugen_open_pipe_write(struct usb_fifo *); 79192984Sthompsastatic int ugen_open_pipe_read(struct usb_fifo *); 80192984Sthompsastatic int ugen_set_config(struct usb_fifo *, uint8_t); 81192984Sthompsastatic int ugen_set_interface(struct usb_fifo *, uint8_t, uint8_t); 82192984Sthompsastatic int ugen_get_cdesc(struct usb_fifo *, struct usb_gen_descriptor *); 83192984Sthompsastatic int ugen_get_sdesc(struct usb_fifo *, struct usb_gen_descriptor *); 84192984Sthompsastatic int ugen_get_iface_driver(struct usb_fifo *f, struct usb_gen_descriptor *ugd); 85194228Sthompsastatic int usb_gen_fill_deviceinfo(struct usb_fifo *, 86192984Sthompsa struct usb_device_info *); 87192984Sthompsastatic int ugen_re_enumerate(struct usb_fifo *); 88192984Sthompsastatic int ugen_iface_ioctl(struct usb_fifo *, u_long, void *, int); 89192984Sthompsastatic uint8_t ugen_fs_get_complete(struct usb_fifo *, uint8_t *); 90192984Sthompsastatic int ugen_fs_uninit(struct usb_fifo *f); 91184610Salfred 92184610Salfred/* structures */ 93184610Salfred 94194228Sthompsastruct usb_fifo_methods usb_ugen_methods = { 95184610Salfred .f_open = &ugen_open, 96184610Salfred .f_close = &ugen_close, 97184610Salfred .f_ioctl = &ugen_ioctl, 98185087Salfred .f_ioctl_post = &ugen_ioctl_post, 99184610Salfred .f_start_read = &ugen_start_read, 100184610Salfred .f_stop_read = &ugen_stop_io, 101184610Salfred .f_start_write = &ugen_start_write, 102184610Salfred .f_stop_write = &ugen_stop_io, 103184610Salfred}; 104184610Salfred 105184610Salfred#if USB_DEBUG 106184610Salfredstatic int ugen_debug = 0; 107184610Salfred 108192502SthompsaSYSCTL_NODE(_hw_usb, OID_AUTO, ugen, CTLFLAG_RW, 0, "USB generic"); 109192502SthompsaSYSCTL_INT(_hw_usb_ugen, OID_AUTO, debug, CTLFLAG_RW, &ugen_debug, 110184610Salfred 0, "Debug level"); 111184610Salfred#endif 112184610Salfred 113184610Salfred 114184610Salfred/* prototypes */ 115184610Salfred 116184610Salfredstatic int 117192984Sthompsaugen_transfer_setup(struct usb_fifo *f, 118192984Sthompsa const struct usb_config *setup, uint8_t n_setup) 119184610Salfred{ 120193644Sthompsa struct usb_endpoint *ep = f->priv_sc0; 121192984Sthompsa struct usb_device *udev = f->udev; 122193644Sthompsa uint8_t iface_index = ep->iface_index; 123184610Salfred int error; 124184610Salfred 125184610Salfred mtx_unlock(f->priv_mtx); 126184610Salfred 127184610Salfred /* 128194228Sthompsa * "usbd_transfer_setup()" can sleep so one needs to make a wrapper, 129184610Salfred * exiting the mutex and checking things 130184610Salfred */ 131194228Sthompsa error = usbd_transfer_setup(udev, &iface_index, f->xfer, 132184610Salfred setup, n_setup, f, f->priv_mtx); 133184610Salfred if (error == 0) { 134184610Salfred 135184610Salfred if (f->xfer[0]->nframes == 1) { 136194228Sthompsa error = usb_fifo_alloc_buffer(f, 137184610Salfred f->xfer[0]->max_data_length, 2); 138184610Salfred } else { 139194228Sthompsa error = usb_fifo_alloc_buffer(f, 140184610Salfred f->xfer[0]->max_frame_size, 141184610Salfred 2 * f->xfer[0]->nframes); 142184610Salfred } 143184610Salfred if (error) { 144194228Sthompsa usbd_transfer_unsetup(f->xfer, n_setup); 145184610Salfred } 146184610Salfred } 147184610Salfred mtx_lock(f->priv_mtx); 148184610Salfred 149184610Salfred return (error); 150184610Salfred} 151184610Salfred 152184610Salfredstatic int 153192984Sthompsaugen_open(struct usb_fifo *f, int fflags) 154184610Salfred{ 155193644Sthompsa struct usb_endpoint *ep = f->priv_sc0; 156193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 157184610Salfred uint8_t type; 158184610Salfred 159184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 160184610Salfred 161184610Salfred mtx_lock(f->priv_mtx); 162194228Sthompsa switch (usbd_get_speed(f->udev)) { 163187180Sthompsa case USB_SPEED_LOW: 164187180Sthompsa case USB_SPEED_FULL: 165187180Sthompsa f->nframes = UGEN_HW_FRAMES; 166187180Sthompsa f->bufsize = UGEN_BULK_FS_BUFFER_SIZE; 167187180Sthompsa break; 168187180Sthompsa default: 169184610Salfred f->nframes = UGEN_HW_FRAMES * 8; 170184610Salfred f->bufsize = UGEN_BULK_HS_BUFFER_SIZE; 171187180Sthompsa break; 172184610Salfred } 173184610Salfred 174184610Salfred type = ed->bmAttributes & UE_XFERTYPE; 175184610Salfred if (type == UE_INTERRUPT) { 176184610Salfred f->bufsize = 0; /* use "wMaxPacketSize" */ 177184610Salfred } 178184610Salfred f->timeout = USB_NO_TIMEOUT; 179184610Salfred f->flag_short = 0; 180184610Salfred f->fifo_zlp = 0; 181184610Salfred mtx_unlock(f->priv_mtx); 182184610Salfred 183184610Salfred return (0); 184184610Salfred} 185184610Salfred 186184610Salfredstatic void 187192984Sthompsaugen_close(struct usb_fifo *f, int fflags) 188184610Salfred{ 189184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 190184610Salfred 191184610Salfred /* cleanup */ 192184610Salfred 193184610Salfred mtx_lock(f->priv_mtx); 194194228Sthompsa usbd_transfer_stop(f->xfer[0]); 195194228Sthompsa usbd_transfer_stop(f->xfer[1]); 196184610Salfred mtx_unlock(f->priv_mtx); 197184610Salfred 198194228Sthompsa usbd_transfer_unsetup(f->xfer, 2); 199194228Sthompsa usb_fifo_free_buffer(f); 200184610Salfred 201184610Salfred if (ugen_fs_uninit(f)) { 202184610Salfred /* ignore any errors - we are closing */ 203185290Salfred DPRINTFN(6, "no FIFOs\n"); 204184610Salfred } 205184610Salfred} 206184610Salfred 207184610Salfredstatic int 208192984Sthompsaugen_open_pipe_write(struct usb_fifo *f) 209184610Salfred{ 210192984Sthompsa struct usb_config usb_config[2]; 211193644Sthompsa struct usb_endpoint *ep = f->priv_sc0; 212193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 213184610Salfred 214184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 215184610Salfred 216184610Salfred if (f->xfer[0] || f->xfer[1]) { 217184610Salfred /* transfers are already opened */ 218184610Salfred return (0); 219184610Salfred } 220192984Sthompsa bzero(usb_config, sizeof(usb_config)); 221184610Salfred 222192984Sthompsa usb_config[1].type = UE_CONTROL; 223192984Sthompsa usb_config[1].endpoint = 0; 224192984Sthompsa usb_config[1].direction = UE_DIR_ANY; 225192984Sthompsa usb_config[1].timeout = 1000; /* 1 second */ 226192984Sthompsa usb_config[1].interval = 50;/* 50 milliseconds */ 227192984Sthompsa usb_config[1].bufsize = sizeof(struct usb_device_request); 228192984Sthompsa usb_config[1].callback = &ugen_write_clear_stall_callback; 229192984Sthompsa usb_config[1].usb_mode = USB_MODE_HOST; 230184610Salfred 231192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 232192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 233192984Sthompsa usb_config[0].direction = UE_DIR_TX; 234192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 235192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 236192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 237184610Salfred 238184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 239184610Salfred case UE_INTERRUPT: 240184610Salfred case UE_BULK: 241184610Salfred if (f->flag_short) { 242192984Sthompsa usb_config[0].flags.force_short_xfer = 1; 243184610Salfred } 244192984Sthompsa usb_config[0].callback = &ugen_default_write_callback; 245192984Sthompsa usb_config[0].timeout = f->timeout; 246192984Sthompsa usb_config[0].frames = 1; 247192984Sthompsa usb_config[0].bufsize = f->bufsize; 248192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 249184610Salfred return (EIO); 250184610Salfred } 251184610Salfred /* first transfer does not clear stall */ 252184610Salfred f->flag_stall = 0; 253184610Salfred break; 254184610Salfred 255184610Salfred case UE_ISOCHRONOUS: 256192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 257192984Sthompsa usb_config[0].bufsize = 0; /* use default */ 258192984Sthompsa usb_config[0].frames = f->nframes; 259192984Sthompsa usb_config[0].callback = &ugen_isoc_write_callback; 260192984Sthompsa usb_config[0].timeout = 0; 261184610Salfred 262184610Salfred /* clone configuration */ 263192984Sthompsa usb_config[1] = usb_config[0]; 264184610Salfred 265192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 266184610Salfred return (EIO); 267184610Salfred } 268184610Salfred break; 269184610Salfred default: 270184610Salfred return (EINVAL); 271184610Salfred } 272184610Salfred return (0); 273184610Salfred} 274184610Salfred 275184610Salfredstatic int 276192984Sthompsaugen_open_pipe_read(struct usb_fifo *f) 277184610Salfred{ 278192984Sthompsa struct usb_config usb_config[2]; 279193644Sthompsa struct usb_endpoint *ep = f->priv_sc0; 280193644Sthompsa struct usb_endpoint_descriptor *ed = ep->edesc; 281184610Salfred 282184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 283184610Salfred 284184610Salfred if (f->xfer[0] || f->xfer[1]) { 285184610Salfred /* transfers are already opened */ 286184610Salfred return (0); 287184610Salfred } 288192984Sthompsa bzero(usb_config, sizeof(usb_config)); 289184610Salfred 290192984Sthompsa usb_config[1].type = UE_CONTROL; 291192984Sthompsa usb_config[1].endpoint = 0; 292192984Sthompsa usb_config[1].direction = UE_DIR_ANY; 293192984Sthompsa usb_config[1].timeout = 1000; /* 1 second */ 294192984Sthompsa usb_config[1].interval = 50;/* 50 milliseconds */ 295192984Sthompsa usb_config[1].bufsize = sizeof(struct usb_device_request); 296192984Sthompsa usb_config[1].callback = &ugen_read_clear_stall_callback; 297192984Sthompsa usb_config[1].usb_mode = USB_MODE_HOST; 298184610Salfred 299192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 300192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 301192984Sthompsa usb_config[0].direction = UE_DIR_RX; 302192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 303192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 304192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 305184610Salfred 306184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 307184610Salfred case UE_INTERRUPT: 308184610Salfred case UE_BULK: 309184610Salfred if (f->flag_short) { 310192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 311184610Salfred } 312192984Sthompsa usb_config[0].timeout = f->timeout; 313192984Sthompsa usb_config[0].frames = 1; 314192984Sthompsa usb_config[0].callback = &ugen_default_read_callback; 315192984Sthompsa usb_config[0].bufsize = f->bufsize; 316184610Salfred 317192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 318184610Salfred return (EIO); 319184610Salfred } 320184610Salfred /* first transfer does not clear stall */ 321184610Salfred f->flag_stall = 0; 322184610Salfred break; 323184610Salfred 324184610Salfred case UE_ISOCHRONOUS: 325192984Sthompsa usb_config[0].flags.short_xfer_ok = 1; 326192984Sthompsa usb_config[0].bufsize = 0; /* use default */ 327192984Sthompsa usb_config[0].frames = f->nframes; 328192984Sthompsa usb_config[0].callback = &ugen_isoc_read_callback; 329192984Sthompsa usb_config[0].timeout = 0; 330184610Salfred 331184610Salfred /* clone configuration */ 332192984Sthompsa usb_config[1] = usb_config[0]; 333184610Salfred 334192984Sthompsa if (ugen_transfer_setup(f, usb_config, 2)) { 335184610Salfred return (EIO); 336184610Salfred } 337184610Salfred break; 338184610Salfred 339184610Salfred default: 340184610Salfred return (EINVAL); 341184610Salfred } 342184610Salfred return (0); 343184610Salfred} 344184610Salfred 345184610Salfredstatic void 346192984Sthompsaugen_start_read(struct usb_fifo *f) 347184610Salfred{ 348184610Salfred /* check that pipes are open */ 349184610Salfred if (ugen_open_pipe_read(f)) { 350184610Salfred /* signal error */ 351194228Sthompsa usb_fifo_put_data_error(f); 352184610Salfred } 353184610Salfred /* start transfers */ 354194228Sthompsa usbd_transfer_start(f->xfer[0]); 355194228Sthompsa usbd_transfer_start(f->xfer[1]); 356184610Salfred} 357184610Salfred 358184610Salfredstatic void 359192984Sthompsaugen_start_write(struct usb_fifo *f) 360184610Salfred{ 361184610Salfred /* check that pipes are open */ 362184610Salfred if (ugen_open_pipe_write(f)) { 363184610Salfred /* signal error */ 364194228Sthompsa usb_fifo_get_data_error(f); 365184610Salfred } 366184610Salfred /* start transfers */ 367194228Sthompsa usbd_transfer_start(f->xfer[0]); 368194228Sthompsa usbd_transfer_start(f->xfer[1]); 369184610Salfred} 370184610Salfred 371184610Salfredstatic void 372192984Sthompsaugen_stop_io(struct usb_fifo *f) 373184610Salfred{ 374184610Salfred /* stop transfers */ 375194228Sthompsa usbd_transfer_stop(f->xfer[0]); 376194228Sthompsa usbd_transfer_stop(f->xfer[1]); 377184610Salfred} 378184610Salfred 379184610Salfredstatic void 380192984Sthompsaugen_default_read_callback(struct usb_xfer *xfer) 381184610Salfred{ 382192984Sthompsa struct usb_fifo *f = xfer->priv_sc; 383192984Sthompsa struct usb_mbuf *m; 384184610Salfred 385184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 386184610Salfred 387184610Salfred switch (USB_GET_STATE(xfer)) { 388184610Salfred case USB_ST_TRANSFERRED: 389184610Salfred if (xfer->actlen == 0) { 390184610Salfred if (f->fifo_zlp != 4) { 391184610Salfred f->fifo_zlp++; 392184610Salfred } else { 393184610Salfred /* 394184610Salfred * Throttle a little bit we have multiple ZLPs 395184610Salfred * in a row! 396184610Salfred */ 397184610Salfred xfer->interval = 64; /* ms */ 398184610Salfred } 399184610Salfred } else { 400184610Salfred /* clear throttle */ 401184610Salfred xfer->interval = 0; 402184610Salfred f->fifo_zlp = 0; 403184610Salfred } 404194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, 0, 405184610Salfred xfer->actlen, 1); 406184610Salfred 407184610Salfred case USB_ST_SETUP: 408184610Salfred if (f->flag_stall) { 409194228Sthompsa usbd_transfer_start(f->xfer[1]); 410184610Salfred break; 411184610Salfred } 412184610Salfred USB_IF_POLL(&f->free_q, m); 413184610Salfred if (m) { 414184610Salfred xfer->frlengths[0] = xfer->max_data_length; 415194228Sthompsa usbd_transfer_submit(xfer); 416184610Salfred } 417184610Salfred break; 418184610Salfred 419184610Salfred default: /* Error */ 420184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 421190188Sthompsa /* send a zero length packet to userland */ 422194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, 0, 0, 1); 423184610Salfred f->flag_stall = 1; 424184610Salfred f->fifo_zlp = 0; 425194228Sthompsa usbd_transfer_start(f->xfer[1]); 426184610Salfred } 427184610Salfred break; 428184610Salfred } 429184610Salfred} 430184610Salfred 431184610Salfredstatic void 432192984Sthompsaugen_default_write_callback(struct usb_xfer *xfer) 433184610Salfred{ 434192984Sthompsa struct usb_fifo *f = xfer->priv_sc; 435193045Sthompsa usb_frlength_t actlen; 436184610Salfred 437184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 438184610Salfred 439184610Salfred switch (USB_GET_STATE(xfer)) { 440184610Salfred case USB_ST_SETUP: 441184610Salfred case USB_ST_TRANSFERRED: 442184610Salfred /* 443184610Salfred * If writing is in stall, just jump to clear stall 444184610Salfred * callback and solve the situation. 445184610Salfred */ 446184610Salfred if (f->flag_stall) { 447194228Sthompsa usbd_transfer_start(f->xfer[1]); 448184610Salfred break; 449184610Salfred } 450184610Salfred /* 451184610Salfred * Write data, setup and perform hardware transfer. 452184610Salfred */ 453194228Sthompsa if (usb_fifo_get_data(f, xfer->frbuffers, 0, 454184610Salfred xfer->max_data_length, &actlen, 0)) { 455184610Salfred xfer->frlengths[0] = actlen; 456194228Sthompsa usbd_transfer_submit(xfer); 457184610Salfred } 458184610Salfred break; 459184610Salfred 460184610Salfred default: /* Error */ 461184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 462184610Salfred f->flag_stall = 1; 463194228Sthompsa usbd_transfer_start(f->xfer[1]); 464184610Salfred } 465184610Salfred break; 466184610Salfred } 467184610Salfred} 468184610Salfred 469184610Salfredstatic void 470192984Sthompsaugen_read_clear_stall_callback(struct usb_xfer *xfer) 471184610Salfred{ 472192984Sthompsa struct usb_fifo *f = xfer->priv_sc; 473192984Sthompsa struct usb_xfer *xfer_other = f->xfer[0]; 474184610Salfred 475184610Salfred if (f->flag_stall == 0) { 476184610Salfred /* nothing to do */ 477184610Salfred return; 478184610Salfred } 479194228Sthompsa if (usbd_clear_stall_callback(xfer, xfer_other)) { 480184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 481184610Salfred f->flag_stall = 0; 482194228Sthompsa usbd_transfer_start(xfer_other); 483184610Salfred } 484184610Salfred} 485184610Salfred 486184610Salfredstatic void 487192984Sthompsaugen_write_clear_stall_callback(struct usb_xfer *xfer) 488184610Salfred{ 489192984Sthompsa struct usb_fifo *f = xfer->priv_sc; 490192984Sthompsa struct usb_xfer *xfer_other = f->xfer[0]; 491184610Salfred 492184610Salfred if (f->flag_stall == 0) { 493184610Salfred /* nothing to do */ 494184610Salfred return; 495184610Salfred } 496194228Sthompsa if (usbd_clear_stall_callback(xfer, xfer_other)) { 497184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 498184610Salfred f->flag_stall = 0; 499194228Sthompsa usbd_transfer_start(xfer_other); 500184610Salfred } 501184610Salfred} 502184610Salfred 503184610Salfredstatic void 504192984Sthompsaugen_isoc_read_callback(struct usb_xfer *xfer) 505184610Salfred{ 506192984Sthompsa struct usb_fifo *f = xfer->priv_sc; 507193045Sthompsa usb_frlength_t offset; 508193045Sthompsa usb_frcount_t n; 509184610Salfred 510184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 511184610Salfred 512184610Salfred switch (USB_GET_STATE(xfer)) { 513184610Salfred case USB_ST_TRANSFERRED: 514184610Salfred 515184610Salfred DPRINTFN(6, "actlen=%d\n", xfer->actlen); 516184610Salfred 517184610Salfred offset = 0; 518184610Salfred 519184610Salfred for (n = 0; n != xfer->aframes; n++) { 520194228Sthompsa usb_fifo_put_data(f, xfer->frbuffers, offset, 521184610Salfred xfer->frlengths[n], 1); 522184610Salfred offset += xfer->max_frame_size; 523184610Salfred } 524184610Salfred 525184610Salfred case USB_ST_SETUP: 526184610Salfredtr_setup: 527184610Salfred for (n = 0; n != xfer->nframes; n++) { 528184610Salfred /* setup size for next transfer */ 529184610Salfred xfer->frlengths[n] = xfer->max_frame_size; 530184610Salfred } 531194228Sthompsa usbd_transfer_submit(xfer); 532184610Salfred break; 533184610Salfred 534184610Salfred default: /* Error */ 535184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 536184610Salfred break; 537184610Salfred } 538184610Salfred goto tr_setup; 539184610Salfred } 540184610Salfred} 541184610Salfred 542184610Salfredstatic void 543192984Sthompsaugen_isoc_write_callback(struct usb_xfer *xfer) 544184610Salfred{ 545192984Sthompsa struct usb_fifo *f = xfer->priv_sc; 546193045Sthompsa usb_frlength_t actlen; 547193045Sthompsa usb_frlength_t offset; 548193045Sthompsa usb_frcount_t n; 549184610Salfred 550184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 551184610Salfred 552184610Salfred switch (USB_GET_STATE(xfer)) { 553184610Salfred case USB_ST_TRANSFERRED: 554184610Salfred case USB_ST_SETUP: 555184610Salfredtr_setup: 556184610Salfred offset = 0; 557184610Salfred for (n = 0; n != xfer->nframes; n++) { 558194228Sthompsa if (usb_fifo_get_data(f, xfer->frbuffers, offset, 559184610Salfred xfer->max_frame_size, &actlen, 1)) { 560184610Salfred xfer->frlengths[n] = actlen; 561184610Salfred offset += actlen; 562184610Salfred } else { 563184610Salfred break; 564184610Salfred } 565184610Salfred } 566184610Salfred 567184610Salfred for (; n != xfer->nframes; n++) { 568184610Salfred /* fill in zero frames */ 569184610Salfred xfer->frlengths[n] = 0; 570184610Salfred } 571194228Sthompsa usbd_transfer_submit(xfer); 572184610Salfred break; 573184610Salfred 574184610Salfred default: /* Error */ 575184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 576184610Salfred break; 577184610Salfred } 578184610Salfred goto tr_setup; 579184610Salfred } 580184610Salfred} 581184610Salfred 582184610Salfredstatic int 583192984Sthompsaugen_set_config(struct usb_fifo *f, uint8_t index) 584184610Salfred{ 585184610Salfred DPRINTFN(2, "index %u\n", index); 586184610Salfred 587192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 588184610Salfred /* not possible in device side mode */ 589184610Salfred return (ENOTTY); 590184610Salfred } 591184610Salfred if (f->udev->curr_config_index == index) { 592184610Salfred /* no change needed */ 593184610Salfred return (0); 594184610Salfred } 595185290Salfred /* make sure all FIFO's are gone */ 596185290Salfred /* else there can be a deadlock */ 597185290Salfred if (ugen_fs_uninit(f)) { 598185290Salfred /* ignore any errors */ 599185290Salfred DPRINTFN(6, "no FIFOs\n"); 600185290Salfred } 601184610Salfred /* change setting - will free generic FIFOs, if any */ 602194228Sthompsa if (usbd_set_config_index(f->udev, index)) { 603184610Salfred return (EIO); 604184610Salfred } 605184610Salfred /* probe and attach */ 606194228Sthompsa if (usb_probe_and_attach(f->udev, USB_IFACE_INDEX_ANY)) { 607184610Salfred return (EIO); 608184610Salfred } 609184610Salfred return (0); 610184610Salfred} 611184610Salfred 612184610Salfredstatic int 613192984Sthompsaugen_set_interface(struct usb_fifo *f, 614184610Salfred uint8_t iface_index, uint8_t alt_index) 615184610Salfred{ 616184610Salfred DPRINTFN(2, "%u, %u\n", iface_index, alt_index); 617184610Salfred 618192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 619184610Salfred /* not possible in device side mode */ 620184610Salfred return (ENOTTY); 621184610Salfred } 622185290Salfred /* make sure all FIFO's are gone */ 623185290Salfred /* else there can be a deadlock */ 624185290Salfred if (ugen_fs_uninit(f)) { 625185290Salfred /* ignore any errors */ 626185290Salfred DPRINTFN(6, "no FIFOs\n"); 627185290Salfred } 628184610Salfred /* change setting - will free generic FIFOs, if any */ 629194228Sthompsa if (usbd_set_alt_interface_index(f->udev, iface_index, alt_index)) { 630184610Salfred return (EIO); 631184610Salfred } 632184610Salfred /* probe and attach */ 633194228Sthompsa if (usb_probe_and_attach(f->udev, iface_index)) { 634184610Salfred return (EIO); 635184610Salfred } 636184610Salfred return (0); 637184610Salfred} 638184610Salfred 639184610Salfred/*------------------------------------------------------------------------* 640184610Salfred * ugen_get_cdesc 641184610Salfred * 642184610Salfred * This function will retrieve the complete configuration descriptor 643184610Salfred * at the given index. 644184610Salfred *------------------------------------------------------------------------*/ 645184610Salfredstatic int 646192984Sthompsaugen_get_cdesc(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 647184610Salfred{ 648192984Sthompsa struct usb_config_descriptor *cdesc; 649192984Sthompsa struct usb_device *udev = f->udev; 650184610Salfred int error; 651184610Salfred uint16_t len; 652184610Salfred uint8_t free_data; 653184610Salfred 654184610Salfred DPRINTFN(6, "\n"); 655184610Salfred 656184610Salfred if (ugd->ugd_data == NULL) { 657184610Salfred /* userland pointer should not be zero */ 658184610Salfred return (EINVAL); 659184610Salfred } 660184610Salfred if ((ugd->ugd_config_index == USB_UNCONFIG_INDEX) || 661184610Salfred (ugd->ugd_config_index == udev->curr_config_index)) { 662194228Sthompsa cdesc = usbd_get_config_descriptor(udev); 663184610Salfred if (cdesc == NULL) { 664184610Salfred return (ENXIO); 665184610Salfred } 666184610Salfred free_data = 0; 667184610Salfred 668184610Salfred } else { 669194228Sthompsa if (usbd_req_get_config_desc_full(udev, 670188986Sthompsa NULL, &cdesc, M_USBDEV, 671184610Salfred ugd->ugd_config_index)) { 672184610Salfred return (ENXIO); 673184610Salfred } 674184610Salfred free_data = 1; 675184610Salfred } 676184610Salfred 677184610Salfred len = UGETW(cdesc->wTotalLength); 678184610Salfred if (len > ugd->ugd_maxlen) { 679184610Salfred len = ugd->ugd_maxlen; 680184610Salfred } 681184610Salfred DPRINTFN(6, "len=%u\n", len); 682184610Salfred 683184610Salfred ugd->ugd_actlen = len; 684184610Salfred ugd->ugd_offset = 0; 685184610Salfred 686184610Salfred error = copyout(cdesc, ugd->ugd_data, len); 687184610Salfred 688184610Salfred if (free_data) { 689184610Salfred free(cdesc, M_USBDEV); 690184610Salfred } 691184610Salfred return (error); 692184610Salfred} 693184610Salfred 694184610Salfredstatic int 695192984Sthompsaugen_get_sdesc(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 696184610Salfred{ 697184610Salfred void *ptr = f->udev->bus->scratch[0].data; 698184610Salfred uint16_t size = sizeof(f->udev->bus->scratch[0].data); 699184610Salfred int error; 700184610Salfred 701194228Sthompsa if (usbd_req_get_string_desc(f->udev, NULL, ptr, 702184610Salfred size, ugd->ugd_lang_id, ugd->ugd_string_index)) { 703184610Salfred error = EINVAL; 704184610Salfred } else { 705184610Salfred 706184610Salfred if (size > ((uint8_t *)ptr)[0]) { 707184610Salfred size = ((uint8_t *)ptr)[0]; 708184610Salfred } 709184610Salfred if (size > ugd->ugd_maxlen) { 710184610Salfred size = ugd->ugd_maxlen; 711184610Salfred } 712184610Salfred ugd->ugd_actlen = size; 713184610Salfred ugd->ugd_offset = 0; 714184610Salfred 715184610Salfred error = copyout(ptr, ugd->ugd_data, size); 716184610Salfred } 717184610Salfred return (error); 718184610Salfred} 719184610Salfred 720184610Salfred/*------------------------------------------------------------------------* 721188622Sthompsa * ugen_get_iface_driver 722184610Salfred * 723188622Sthompsa * This function generates an USB interface description for userland. 724184610Salfred * 725184610Salfred * Returns: 726184610Salfred * 0: Success 727184610Salfred * Else: Failure 728184610Salfred *------------------------------------------------------------------------*/ 729184610Salfredstatic int 730192984Sthompsaugen_get_iface_driver(struct usb_fifo *f, struct usb_gen_descriptor *ugd) 731184610Salfred{ 732192984Sthompsa struct usb_device *udev = f->udev; 733192984Sthompsa struct usb_interface *iface; 734184610Salfred const char *ptr; 735188622Sthompsa const char *desc; 736188622Sthompsa unsigned int len; 737188622Sthompsa unsigned int maxlen; 738188622Sthompsa char buf[128]; 739188622Sthompsa int error; 740184610Salfred 741188622Sthompsa DPRINTFN(6, "\n"); 742184610Salfred 743188622Sthompsa if ((ugd->ugd_data == NULL) || (ugd->ugd_maxlen == 0)) { 744188622Sthompsa /* userland pointer should not be zero */ 745184610Salfred return (EINVAL); 746184610Salfred } 747188622Sthompsa 748194228Sthompsa iface = usbd_get_iface(udev, ugd->ugd_iface_index); 749188622Sthompsa if ((iface == NULL) || (iface->idesc == NULL)) { 750188622Sthompsa /* invalid interface index */ 751188622Sthompsa return (EINVAL); 752184610Salfred } 753188622Sthompsa 754188622Sthompsa /* read out device nameunit string, if any */ 755188622Sthompsa if ((iface->subdev != NULL) && 756188622Sthompsa device_is_attached(iface->subdev) && 757188622Sthompsa (ptr = device_get_nameunit(iface->subdev)) && 758188622Sthompsa (desc = device_get_desc(iface->subdev))) { 759188622Sthompsa 760188622Sthompsa /* print description */ 761188622Sthompsa snprintf(buf, sizeof(buf), "%s: <%s>", ptr, desc); 762188622Sthompsa 763188622Sthompsa /* range checks */ 764188622Sthompsa maxlen = ugd->ugd_maxlen - 1; 765188622Sthompsa len = strlen(buf); 766188622Sthompsa if (len > maxlen) 767188622Sthompsa len = maxlen; 768188622Sthompsa 769188622Sthompsa /* update actual length, including terminating zero */ 770188622Sthompsa ugd->ugd_actlen = len + 1; 771188622Sthompsa 772188622Sthompsa /* copy out interface description */ 773188622Sthompsa error = copyout(buf, ugd->ugd_data, ugd->ugd_actlen); 774188622Sthompsa } else { 775188622Sthompsa /* zero length string is default */ 776188622Sthompsa error = copyout("", ugd->ugd_data, 1); 777184610Salfred } 778188622Sthompsa return (error); 779184610Salfred} 780184610Salfred 781184610Salfred/*------------------------------------------------------------------------* 782194228Sthompsa * usb_gen_fill_deviceinfo 783184610Salfred * 784184610Salfred * This function dumps information about an USB device to the 785184610Salfred * structure pointed to by the "di" argument. 786184610Salfred * 787184610Salfred * Returns: 788184610Salfred * 0: Success 789184610Salfred * Else: Failure 790184610Salfred *------------------------------------------------------------------------*/ 791184610Salfredstatic int 792194228Sthompsausb_gen_fill_deviceinfo(struct usb_fifo *f, struct usb_device_info *di) 793184610Salfred{ 794192984Sthompsa struct usb_device *udev; 795192984Sthompsa struct usb_device *hub; 796184610Salfred 797184610Salfred udev = f->udev; 798184610Salfred 799184610Salfred bzero(di, sizeof(di[0])); 800184610Salfred 801184610Salfred di->udi_bus = device_get_unit(udev->bus->bdev); 802184610Salfred di->udi_addr = udev->address; 803184610Salfred di->udi_index = udev->device_index; 804192938Sthompsa strlcpy(di->udi_serial, udev->serial, sizeof(di->udi_serial)); 805192938Sthompsa strlcpy(di->udi_vendor, udev->manufacturer, sizeof(di->udi_vendor)); 806192938Sthompsa strlcpy(di->udi_product, udev->product, sizeof(di->udi_product)); 807194228Sthompsa usb_printbcd(di->udi_release, sizeof(di->udi_release), 808184610Salfred UGETW(udev->ddesc.bcdDevice)); 809184610Salfred di->udi_vendorNo = UGETW(udev->ddesc.idVendor); 810184610Salfred di->udi_productNo = UGETW(udev->ddesc.idProduct); 811184610Salfred di->udi_releaseNo = UGETW(udev->ddesc.bcdDevice); 812184610Salfred di->udi_class = udev->ddesc.bDeviceClass; 813184610Salfred di->udi_subclass = udev->ddesc.bDeviceSubClass; 814184610Salfred di->udi_protocol = udev->ddesc.bDeviceProtocol; 815184610Salfred di->udi_config_no = udev->curr_config_no; 816184610Salfred di->udi_config_index = udev->curr_config_index; 817184610Salfred di->udi_power = udev->flags.self_powered ? 0 : udev->power; 818184610Salfred di->udi_speed = udev->speed; 819192499Sthompsa di->udi_mode = udev->flags.usb_mode; 820184610Salfred di->udi_power_mode = udev->power_mode; 821191824Sthompsa di->udi_suspended = udev->flags.peer_suspended; 822184610Salfred 823184610Salfred hub = udev->parent_hub; 824184610Salfred if (hub) { 825184610Salfred di->udi_hubaddr = hub->address; 826184610Salfred di->udi_hubindex = hub->device_index; 827184610Salfred di->udi_hubport = udev->port_no; 828184610Salfred } 829184610Salfred return (0); 830184610Salfred} 831184610Salfred 832184610Salfred/*------------------------------------------------------------------------* 833184610Salfred * ugen_check_request 834184610Salfred * 835184610Salfred * Return values: 836184610Salfred * 0: Access allowed 837184610Salfred * Else: No access 838184610Salfred *------------------------------------------------------------------------*/ 839184610Salfredstatic int 840192984Sthompsaugen_check_request(struct usb_device *udev, struct usb_device_request *req) 841184610Salfred{ 842193644Sthompsa struct usb_endpoint *ep; 843184610Salfred int error; 844184610Salfred 845184610Salfred /* 846184610Salfred * Avoid requests that would damage the bus integrity: 847184610Salfred */ 848184610Salfred if (((req->bmRequestType == UT_WRITE_DEVICE) && 849184610Salfred (req->bRequest == UR_SET_ADDRESS)) || 850184610Salfred ((req->bmRequestType == UT_WRITE_DEVICE) && 851184610Salfred (req->bRequest == UR_SET_CONFIG)) || 852184610Salfred ((req->bmRequestType == UT_WRITE_INTERFACE) && 853184610Salfred (req->bRequest == UR_SET_INTERFACE))) { 854184610Salfred /* 855184610Salfred * These requests can be useful for testing USB drivers. 856184610Salfred */ 857184610Salfred error = priv_check(curthread, PRIV_DRIVER); 858184610Salfred if (error) { 859184610Salfred return (error); 860184610Salfred } 861184610Salfred } 862184610Salfred /* 863184610Salfred * Special case - handle clearing of stall 864184610Salfred */ 865184610Salfred if (req->bmRequestType == UT_WRITE_ENDPOINT) { 866184610Salfred 867194228Sthompsa ep = usbd_get_ep_by_addr(udev, req->wIndex[0]); 868193644Sthompsa if (ep == NULL) { 869184610Salfred return (EINVAL); 870184610Salfred } 871184610Salfred if ((req->bRequest == UR_CLEAR_FEATURE) && 872184610Salfred (UGETW(req->wValue) == UF_ENDPOINT_HALT)) { 873194228Sthompsa usbd_clear_data_toggle(udev, ep); 874184610Salfred } 875184610Salfred } 876184610Salfred /* TODO: add more checks to verify the interface index */ 877184610Salfred 878184610Salfred return (0); 879184610Salfred} 880184610Salfred 881184610Salfredint 882192984Sthompsaugen_do_request(struct usb_fifo *f, struct usb_ctl_request *ur) 883184610Salfred{ 884184610Salfred int error; 885184610Salfred uint16_t len; 886184610Salfred uint16_t actlen; 887184610Salfred 888184610Salfred if (ugen_check_request(f->udev, &ur->ucr_request)) { 889184610Salfred return (EPERM); 890184610Salfred } 891184610Salfred len = UGETW(ur->ucr_request.wLength); 892184610Salfred 893184610Salfred /* check if "ucr_data" is valid */ 894184610Salfred if (len != 0) { 895184610Salfred if (ur->ucr_data == NULL) { 896184610Salfred return (EFAULT); 897184610Salfred } 898184610Salfred } 899184610Salfred /* do the USB request */ 900194228Sthompsa error = usbd_do_request_flags 901184610Salfred (f->udev, NULL, &ur->ucr_request, ur->ucr_data, 902184610Salfred (ur->ucr_flags & USB_SHORT_XFER_OK) | 903184610Salfred USB_USER_DATA_PTR, &actlen, 904184610Salfred USB_DEFAULT_TIMEOUT); 905184610Salfred 906184610Salfred ur->ucr_actlen = actlen; 907184610Salfred 908184610Salfred if (error) { 909184610Salfred error = EIO; 910184610Salfred } 911184610Salfred return (error); 912184610Salfred} 913184610Salfred 914184610Salfred/*------------------------------------------------------------------------ 915184610Salfred * ugen_re_enumerate 916184610Salfred *------------------------------------------------------------------------*/ 917184610Salfredstatic int 918192984Sthompsaugen_re_enumerate(struct usb_fifo *f) 919184610Salfred{ 920192984Sthompsa struct usb_device *udev = f->udev; 921184610Salfred int error; 922184610Salfred 923184610Salfred /* 924184610Salfred * This request can be useful for testing USB drivers: 925184610Salfred */ 926184610Salfred error = priv_check(curthread, PRIV_DRIVER); 927184610Salfred if (error) { 928184610Salfred return (error); 929184610Salfred } 930185087Salfred /* get the device unconfigured */ 931185087Salfred error = ugen_set_config(f, USB_UNCONFIG_INDEX); 932185087Salfred if (error) { 933185087Salfred return (error); 934185087Salfred } 935185087Salfred /* do a bus-reset */ 936184610Salfred mtx_lock(f->priv_mtx); 937194228Sthompsa error = usbd_req_re_enumerate(udev, f->priv_mtx); 938184610Salfred mtx_unlock(f->priv_mtx); 939184610Salfred 940184610Salfred if (error) { 941184610Salfred return (ENXIO); 942184610Salfred } 943185087Salfred /* restore configuration to index 0 */ 944185087Salfred error = ugen_set_config(f, 0); 945185087Salfred if (error) { 946185087Salfred return (error); 947185087Salfred } 948184610Salfred return (0); 949184610Salfred} 950184610Salfred 951185087Salfredint 952192984Sthompsaugen_fs_uninit(struct usb_fifo *f) 953184610Salfred{ 954184610Salfred if (f->fs_xfer == NULL) { 955184610Salfred return (EINVAL); 956184610Salfred } 957194228Sthompsa usbd_transfer_unsetup(f->fs_xfer, f->fs_ep_max); 958184610Salfred free(f->fs_xfer, M_USB); 959184610Salfred f->fs_xfer = NULL; 960184610Salfred f->fs_ep_max = 0; 961184610Salfred f->fs_ep_ptr = NULL; 962184610Salfred f->flag_iscomplete = 0; 963194228Sthompsa usb_fifo_free_buffer(f); 964184610Salfred return (0); 965184610Salfred} 966184610Salfred 967184610Salfredstatic uint8_t 968192984Sthompsaugen_fs_get_complete(struct usb_fifo *f, uint8_t *pindex) 969184610Salfred{ 970192984Sthompsa struct usb_mbuf *m; 971184610Salfred 972184610Salfred USB_IF_DEQUEUE(&f->used_q, m); 973184610Salfred 974184610Salfred if (m) { 975184610Salfred *pindex = *((uint8_t *)(m->cur_data_ptr)); 976184610Salfred 977184610Salfred USB_IF_ENQUEUE(&f->free_q, m); 978184610Salfred 979184610Salfred return (0); /* success */ 980184610Salfred } else { 981184610Salfred 982184610Salfred *pindex = 0; /* fix compiler warning */ 983184610Salfred 984184610Salfred f->flag_iscomplete = 0; 985184610Salfred } 986184610Salfred return (1); /* failure */ 987184610Salfred} 988184610Salfred 989184610Salfredstatic void 990192984Sthompsaugen_fs_set_complete(struct usb_fifo *f, uint8_t index) 991184610Salfred{ 992192984Sthompsa struct usb_mbuf *m; 993184610Salfred 994184610Salfred USB_IF_DEQUEUE(&f->free_q, m); 995184610Salfred 996184610Salfred if (m == NULL) { 997184610Salfred /* can happen during close */ 998184610Salfred DPRINTF("out of buffers\n"); 999184610Salfred return; 1000184610Salfred } 1001184610Salfred USB_MBUF_RESET(m); 1002184610Salfred 1003184610Salfred *((uint8_t *)(m->cur_data_ptr)) = index; 1004184610Salfred 1005184610Salfred USB_IF_ENQUEUE(&f->used_q, m); 1006184610Salfred 1007184610Salfred f->flag_iscomplete = 1; 1008184610Salfred 1009194228Sthompsa usb_fifo_wakeup(f); 1010184610Salfred} 1011184610Salfred 1012184610Salfredstatic int 1013192984Sthompsaugen_fs_copy_in(struct usb_fifo *f, uint8_t ep_index) 1014184610Salfred{ 1015192984Sthompsa struct usb_device_request *req; 1016192984Sthompsa struct usb_xfer *xfer; 1017192984Sthompsa struct usb_fs_endpoint fs_ep; 1018184610Salfred void *uaddr; /* userland pointer */ 1019184610Salfred void *kaddr; 1020193045Sthompsa usb_frlength_t offset; 1021193045Sthompsa usb_frlength_t rem; 1022193045Sthompsa usb_frcount_t n; 1023184610Salfred uint32_t length; 1024184610Salfred int error; 1025184610Salfred uint8_t isread; 1026184610Salfred 1027184610Salfred if (ep_index >= f->fs_ep_max) { 1028184610Salfred return (EINVAL); 1029184610Salfred } 1030184610Salfred xfer = f->fs_xfer[ep_index]; 1031184610Salfred if (xfer == NULL) { 1032184610Salfred return (EINVAL); 1033184610Salfred } 1034184610Salfred mtx_lock(f->priv_mtx); 1035194228Sthompsa if (usbd_transfer_pending(xfer)) { 1036184610Salfred mtx_unlock(f->priv_mtx); 1037184610Salfred return (EBUSY); /* should not happen */ 1038184610Salfred } 1039184610Salfred mtx_unlock(f->priv_mtx); 1040184610Salfred 1041184610Salfred error = copyin(f->fs_ep_ptr + 1042184610Salfred ep_index, &fs_ep, sizeof(fs_ep)); 1043184610Salfred if (error) { 1044184610Salfred return (error); 1045184610Salfred } 1046184610Salfred /* security checks */ 1047184610Salfred 1048184610Salfred if (fs_ep.nFrames > xfer->max_frame_count) { 1049184610Salfred xfer->error = USB_ERR_INVAL; 1050184610Salfred goto complete; 1051184610Salfred } 1052184610Salfred if (fs_ep.nFrames == 0) { 1053184610Salfred xfer->error = USB_ERR_INVAL; 1054184610Salfred goto complete; 1055184610Salfred } 1056184610Salfred error = copyin(fs_ep.ppBuffer, 1057184610Salfred &uaddr, sizeof(uaddr)); 1058184610Salfred if (error) { 1059184610Salfred return (error); 1060184610Salfred } 1061184610Salfred /* reset first frame */ 1062194228Sthompsa usbd_set_frame_offset(xfer, 0, 0); 1063184610Salfred 1064184610Salfred if (xfer->flags_int.control_xfr) { 1065184610Salfred 1066184610Salfred req = xfer->frbuffers[0].buffer; 1067184610Salfred 1068184610Salfred error = copyin(fs_ep.pLength, 1069184610Salfred &length, sizeof(length)); 1070184610Salfred if (error) { 1071184610Salfred return (error); 1072184610Salfred } 1073194659Sthompsa if (length != sizeof(*req)) { 1074184610Salfred xfer->error = USB_ERR_INVAL; 1075184610Salfred goto complete; 1076184610Salfred } 1077184610Salfred if (length != 0) { 1078184610Salfred error = copyin(uaddr, req, length); 1079184610Salfred if (error) { 1080184610Salfred return (error); 1081184610Salfred } 1082184610Salfred } 1083184610Salfred if (ugen_check_request(f->udev, req)) { 1084184610Salfred xfer->error = USB_ERR_INVAL; 1085184610Salfred goto complete; 1086184610Salfred } 1087184610Salfred xfer->frlengths[0] = length; 1088184610Salfred 1089184610Salfred /* Host mode only ! */ 1090184610Salfred if ((req->bmRequestType & 1091184610Salfred (UT_READ | UT_WRITE)) == UT_READ) { 1092184610Salfred isread = 1; 1093184610Salfred } else { 1094184610Salfred isread = 0; 1095184610Salfred } 1096184610Salfred n = 1; 1097184610Salfred offset = sizeof(*req); 1098184610Salfred 1099184610Salfred } else { 1100184610Salfred /* Device and Host mode */ 1101184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1102184610Salfred isread = 1; 1103184610Salfred } else { 1104184610Salfred isread = 0; 1105184610Salfred } 1106184610Salfred n = 0; 1107184610Salfred offset = 0; 1108184610Salfred } 1109184610Salfred 1110184610Salfred rem = xfer->max_data_length; 1111184610Salfred xfer->nframes = fs_ep.nFrames; 1112184610Salfred xfer->timeout = fs_ep.timeout; 1113184610Salfred if (xfer->timeout > 65535) { 1114184610Salfred xfer->timeout = 65535; 1115184610Salfred } 1116184610Salfred if (fs_ep.flags & USB_FS_FLAG_SINGLE_SHORT_OK) 1117184610Salfred xfer->flags.short_xfer_ok = 1; 1118184610Salfred else 1119184610Salfred xfer->flags.short_xfer_ok = 0; 1120184610Salfred 1121184610Salfred if (fs_ep.flags & USB_FS_FLAG_MULTI_SHORT_OK) 1122184610Salfred xfer->flags.short_frames_ok = 1; 1123184610Salfred else 1124184610Salfred xfer->flags.short_frames_ok = 0; 1125184610Salfred 1126184610Salfred if (fs_ep.flags & USB_FS_FLAG_FORCE_SHORT) 1127184610Salfred xfer->flags.force_short_xfer = 1; 1128184610Salfred else 1129184610Salfred xfer->flags.force_short_xfer = 0; 1130184610Salfred 1131184610Salfred if (fs_ep.flags & USB_FS_FLAG_CLEAR_STALL) 1132184610Salfred xfer->flags.stall_pipe = 1; 1133184610Salfred else 1134184610Salfred xfer->flags.stall_pipe = 0; 1135184610Salfred 1136184610Salfred for (; n != xfer->nframes; n++) { 1137184610Salfred 1138184610Salfred error = copyin(fs_ep.pLength + n, 1139184610Salfred &length, sizeof(length)); 1140184610Salfred if (error) { 1141184610Salfred break; 1142184610Salfred } 1143184610Salfred xfer->frlengths[n] = length; 1144184610Salfred 1145184610Salfred if (length > rem) { 1146184610Salfred xfer->error = USB_ERR_INVAL; 1147184610Salfred goto complete; 1148184610Salfred } 1149184610Salfred rem -= length; 1150184610Salfred 1151184610Salfred if (!isread) { 1152184610Salfred 1153184610Salfred /* we need to know the source buffer */ 1154184610Salfred error = copyin(fs_ep.ppBuffer + n, 1155184610Salfred &uaddr, sizeof(uaddr)); 1156184610Salfred if (error) { 1157184610Salfred break; 1158184610Salfred } 1159184610Salfred if (xfer->flags_int.isochronous_xfr) { 1160184610Salfred /* get kernel buffer address */ 1161184610Salfred kaddr = xfer->frbuffers[0].buffer; 1162184610Salfred kaddr = USB_ADD_BYTES(kaddr, offset); 1163184610Salfred } else { 1164184610Salfred /* set current frame offset */ 1165194228Sthompsa usbd_set_frame_offset(xfer, offset, n); 1166184610Salfred 1167184610Salfred /* get kernel buffer address */ 1168184610Salfred kaddr = xfer->frbuffers[n].buffer; 1169184610Salfred } 1170184610Salfred 1171184610Salfred /* move data */ 1172184610Salfred error = copyin(uaddr, kaddr, length); 1173184610Salfred if (error) { 1174184610Salfred break; 1175184610Salfred } 1176184610Salfred } 1177184610Salfred offset += length; 1178184610Salfred } 1179184610Salfred return (error); 1180184610Salfred 1181184610Salfredcomplete: 1182184610Salfred mtx_lock(f->priv_mtx); 1183184610Salfred ugen_fs_set_complete(f, ep_index); 1184184610Salfred mtx_unlock(f->priv_mtx); 1185184610Salfred return (0); 1186184610Salfred} 1187184610Salfred 1188184610Salfredstatic int 1189192984Sthompsaugen_fs_copy_out(struct usb_fifo *f, uint8_t ep_index) 1190184610Salfred{ 1191192984Sthompsa struct usb_device_request *req; 1192192984Sthompsa struct usb_xfer *xfer; 1193192984Sthompsa struct usb_fs_endpoint fs_ep; 1194192984Sthompsa struct usb_fs_endpoint *fs_ep_uptr; /* userland ptr */ 1195184610Salfred void *uaddr; /* userland ptr */ 1196184610Salfred void *kaddr; 1197193045Sthompsa usb_frlength_t offset; 1198193045Sthompsa usb_frlength_t rem; 1199193045Sthompsa usb_frcount_t n; 1200184610Salfred uint32_t length; 1201184610Salfred uint32_t temp; 1202184610Salfred int error; 1203184610Salfred uint8_t isread; 1204184610Salfred 1205190181Sthompsa if (ep_index >= f->fs_ep_max) 1206184610Salfred return (EINVAL); 1207190181Sthompsa 1208184610Salfred xfer = f->fs_xfer[ep_index]; 1209190181Sthompsa if (xfer == NULL) 1210184610Salfred return (EINVAL); 1211190181Sthompsa 1212184610Salfred mtx_lock(f->priv_mtx); 1213194228Sthompsa if (usbd_transfer_pending(xfer)) { 1214184610Salfred mtx_unlock(f->priv_mtx); 1215184610Salfred return (EBUSY); /* should not happen */ 1216184610Salfred } 1217184610Salfred mtx_unlock(f->priv_mtx); 1218184610Salfred 1219184610Salfred fs_ep_uptr = f->fs_ep_ptr + ep_index; 1220184610Salfred error = copyin(fs_ep_uptr, &fs_ep, sizeof(fs_ep)); 1221184610Salfred if (error) { 1222184610Salfred return (error); 1223184610Salfred } 1224184610Salfred fs_ep.status = xfer->error; 1225184610Salfred fs_ep.aFrames = xfer->aframes; 1226184610Salfred fs_ep.isoc_time_complete = xfer->isoc_time_complete; 1227184610Salfred if (xfer->error) { 1228184610Salfred goto complete; 1229184610Salfred } 1230184610Salfred if (xfer->flags_int.control_xfr) { 1231184610Salfred req = xfer->frbuffers[0].buffer; 1232184610Salfred 1233184610Salfred /* Host mode only ! */ 1234184610Salfred if ((req->bmRequestType & (UT_READ | UT_WRITE)) == UT_READ) { 1235184610Salfred isread = 1; 1236184610Salfred } else { 1237184610Salfred isread = 0; 1238184610Salfred } 1239184610Salfred if (xfer->nframes == 0) 1240184610Salfred n = 0; /* should never happen */ 1241184610Salfred else 1242184610Salfred n = 1; 1243184610Salfred } else { 1244184610Salfred /* Device and Host mode */ 1245184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1246184610Salfred isread = 1; 1247184610Salfred } else { 1248184610Salfred isread = 0; 1249184610Salfred } 1250184610Salfred n = 0; 1251184610Salfred } 1252184610Salfred 1253184610Salfred /* Update lengths and copy out data */ 1254184610Salfred 1255184610Salfred rem = xfer->max_data_length; 1256184610Salfred offset = 0; 1257184610Salfred 1258184610Salfred for (; n != xfer->nframes; n++) { 1259184610Salfred 1260184610Salfred /* get initial length into "temp" */ 1261184610Salfred error = copyin(fs_ep.pLength + n, 1262184610Salfred &temp, sizeof(temp)); 1263184610Salfred if (error) { 1264184610Salfred return (error); 1265184610Salfred } 1266184610Salfred if (temp > rem) { 1267184610Salfred /* the userland length has been corrupted */ 1268184610Salfred DPRINTF("corrupt userland length " 1269184610Salfred "%u > %u\n", temp, rem); 1270184610Salfred fs_ep.status = USB_ERR_INVAL; 1271184610Salfred goto complete; 1272184610Salfred } 1273184610Salfred rem -= temp; 1274184610Salfred 1275184610Salfred /* get actual transfer length */ 1276184610Salfred length = xfer->frlengths[n]; 1277184610Salfred if (length > temp) { 1278184610Salfred /* data overflow */ 1279184610Salfred fs_ep.status = USB_ERR_INVAL; 1280184610Salfred DPRINTF("data overflow %u > %u\n", 1281184610Salfred length, temp); 1282184610Salfred goto complete; 1283184610Salfred } 1284184610Salfred if (isread) { 1285184610Salfred 1286184610Salfred /* we need to know the destination buffer */ 1287184610Salfred error = copyin(fs_ep.ppBuffer + n, 1288184610Salfred &uaddr, sizeof(uaddr)); 1289184610Salfred if (error) { 1290184610Salfred return (error); 1291184610Salfred } 1292184610Salfred if (xfer->flags_int.isochronous_xfr) { 1293184610Salfred /* only one frame buffer */ 1294184610Salfred kaddr = USB_ADD_BYTES( 1295184610Salfred xfer->frbuffers[0].buffer, offset); 1296184610Salfred } else { 1297184610Salfred /* multiple frame buffers */ 1298184610Salfred kaddr = xfer->frbuffers[n].buffer; 1299184610Salfred } 1300184610Salfred 1301184610Salfred /* move data */ 1302184610Salfred error = copyout(kaddr, uaddr, length); 1303184610Salfred if (error) { 1304184610Salfred return (error); 1305184610Salfred } 1306184610Salfred } 1307184610Salfred /* 1308184610Salfred * Update offset according to initial length, which is 1309184610Salfred * needed by isochronous transfers! 1310184610Salfred */ 1311184610Salfred offset += temp; 1312184610Salfred 1313184610Salfred /* update length */ 1314184610Salfred error = copyout(&length, 1315184610Salfred fs_ep.pLength + n, sizeof(length)); 1316184610Salfred if (error) { 1317184610Salfred return (error); 1318184610Salfred } 1319184610Salfred } 1320184610Salfred 1321184610Salfredcomplete: 1322184610Salfred /* update "aFrames" */ 1323184610Salfred error = copyout(&fs_ep.aFrames, &fs_ep_uptr->aFrames, 1324184610Salfred sizeof(fs_ep.aFrames)); 1325184610Salfred if (error) 1326184610Salfred goto done; 1327184610Salfred 1328184610Salfred /* update "isoc_time_complete" */ 1329184610Salfred error = copyout(&fs_ep.isoc_time_complete, 1330184610Salfred &fs_ep_uptr->isoc_time_complete, 1331184610Salfred sizeof(fs_ep.isoc_time_complete)); 1332184610Salfred if (error) 1333184610Salfred goto done; 1334184610Salfred /* update "status" */ 1335184610Salfred error = copyout(&fs_ep.status, &fs_ep_uptr->status, 1336184610Salfred sizeof(fs_ep.status)); 1337184610Salfreddone: 1338184610Salfred return (error); 1339184610Salfred} 1340184610Salfred 1341184610Salfredstatic uint8_t 1342192984Sthompsaugen_fifo_in_use(struct usb_fifo *f, int fflags) 1343184610Salfred{ 1344192984Sthompsa struct usb_fifo *f_rx; 1345192984Sthompsa struct usb_fifo *f_tx; 1346184610Salfred 1347184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1348184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1349184610Salfred 1350184610Salfred if ((fflags & FREAD) && f_rx && 1351184610Salfred (f_rx->xfer[0] || f_rx->xfer[1])) { 1352184610Salfred return (1); /* RX FIFO in use */ 1353184610Salfred } 1354184610Salfred if ((fflags & FWRITE) && f_tx && 1355184610Salfred (f_tx->xfer[0] || f_tx->xfer[1])) { 1356184610Salfred return (1); /* TX FIFO in use */ 1357184610Salfred } 1358184610Salfred return (0); /* not in use */ 1359184610Salfred} 1360184610Salfred 1361184610Salfredstatic int 1362192984Sthompsaugen_ioctl(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 1363184610Salfred{ 1364192984Sthompsa struct usb_config usb_config[1]; 1365192984Sthompsa struct usb_device_request req; 1366184610Salfred union { 1367192984Sthompsa struct usb_fs_complete *pcomp; 1368192984Sthompsa struct usb_fs_start *pstart; 1369192984Sthompsa struct usb_fs_stop *pstop; 1370192984Sthompsa struct usb_fs_open *popen; 1371192984Sthompsa struct usb_fs_close *pclose; 1372192984Sthompsa struct usb_fs_clear_stall_sync *pstall; 1373184610Salfred void *addr; 1374184610Salfred } u; 1375193644Sthompsa struct usb_endpoint *ep; 1376192984Sthompsa struct usb_endpoint_descriptor *ed; 1377184610Salfred int error = 0; 1378184610Salfred uint8_t iface_index; 1379184610Salfred uint8_t isread; 1380184610Salfred uint8_t ep_index; 1381184610Salfred 1382184610Salfred u.addr = addr; 1383184610Salfred 1384185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1385185087Salfred 1386184610Salfred switch (cmd) { 1387184610Salfred case USB_FS_COMPLETE: 1388184610Salfred mtx_lock(f->priv_mtx); 1389184610Salfred error = ugen_fs_get_complete(f, &ep_index); 1390184610Salfred mtx_unlock(f->priv_mtx); 1391184610Salfred 1392184610Salfred if (error) { 1393184610Salfred error = EBUSY; 1394184610Salfred break; 1395184610Salfred } 1396184610Salfred u.pcomp->ep_index = ep_index; 1397184610Salfred error = ugen_fs_copy_out(f, u.pcomp->ep_index); 1398184610Salfred break; 1399184610Salfred 1400184610Salfred case USB_FS_START: 1401184610Salfred error = ugen_fs_copy_in(f, u.pstart->ep_index); 1402184610Salfred if (error) { 1403184610Salfred break; 1404184610Salfred } 1405184610Salfred mtx_lock(f->priv_mtx); 1406194228Sthompsa usbd_transfer_start(f->fs_xfer[u.pstart->ep_index]); 1407184610Salfred mtx_unlock(f->priv_mtx); 1408184610Salfred break; 1409184610Salfred 1410184610Salfred case USB_FS_STOP: 1411184610Salfred if (u.pstop->ep_index >= f->fs_ep_max) { 1412184610Salfred error = EINVAL; 1413184610Salfred break; 1414184610Salfred } 1415184610Salfred mtx_lock(f->priv_mtx); 1416194228Sthompsa usbd_transfer_stop(f->fs_xfer[u.pstop->ep_index]); 1417184610Salfred mtx_unlock(f->priv_mtx); 1418184610Salfred break; 1419184610Salfred 1420184610Salfred case USB_FS_OPEN: 1421184610Salfred if (u.popen->ep_index >= f->fs_ep_max) { 1422184610Salfred error = EINVAL; 1423184610Salfred break; 1424184610Salfred } 1425184610Salfred if (f->fs_xfer[u.popen->ep_index] != NULL) { 1426184610Salfred error = EBUSY; 1427184610Salfred break; 1428184610Salfred } 1429184610Salfred if (u.popen->max_bufsize > USB_FS_MAX_BUFSIZE) { 1430184610Salfred u.popen->max_bufsize = USB_FS_MAX_BUFSIZE; 1431184610Salfred } 1432184610Salfred if (u.popen->max_frames > USB_FS_MAX_FRAMES) { 1433184610Salfred u.popen->max_frames = USB_FS_MAX_FRAMES; 1434184610Salfred break; 1435184610Salfred } 1436184610Salfred if (u.popen->max_frames == 0) { 1437184610Salfred error = EINVAL; 1438184610Salfred break; 1439184610Salfred } 1440194228Sthompsa ep = usbd_get_ep_by_addr(f->udev, u.popen->ep_no); 1441193644Sthompsa if (ep == NULL) { 1442184610Salfred error = EINVAL; 1443184610Salfred break; 1444184610Salfred } 1445193644Sthompsa ed = ep->edesc; 1446184610Salfred if (ed == NULL) { 1447184610Salfred error = ENXIO; 1448184610Salfred break; 1449184610Salfred } 1450193644Sthompsa iface_index = ep->iface_index; 1451184610Salfred 1452192984Sthompsa bzero(usb_config, sizeof(usb_config)); 1453184610Salfred 1454192984Sthompsa usb_config[0].type = ed->bmAttributes & UE_XFERTYPE; 1455192984Sthompsa usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 1456192984Sthompsa usb_config[0].direction = ed->bEndpointAddress & (UE_DIR_OUT | UE_DIR_IN); 1457192984Sthompsa usb_config[0].interval = USB_DEFAULT_INTERVAL; 1458192984Sthompsa usb_config[0].flags.proxy_buffer = 1; 1459192984Sthompsa usb_config[0].callback = &ugen_default_fs_callback; 1460192984Sthompsa usb_config[0].timeout = 0; /* no timeout */ 1461192984Sthompsa usb_config[0].frames = u.popen->max_frames; 1462192984Sthompsa usb_config[0].bufsize = u.popen->max_bufsize; 1463192984Sthompsa usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */ 1464184610Salfred 1465192984Sthompsa if (usb_config[0].type == UE_CONTROL) { 1466192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1467184610Salfred error = EINVAL; 1468184610Salfred break; 1469184610Salfred } 1470184610Salfred } else { 1471184610Salfred 1472192984Sthompsa isread = ((usb_config[0].endpoint & 1473184610Salfred (UE_DIR_IN | UE_DIR_OUT)) == UE_DIR_IN); 1474184610Salfred 1475192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1476184610Salfred isread = !isread; 1477184610Salfred } 1478184610Salfred /* check permissions */ 1479184610Salfred if (isread) { 1480184610Salfred if (!(fflags & FREAD)) { 1481184610Salfred error = EPERM; 1482184610Salfred break; 1483184610Salfred } 1484184610Salfred } else { 1485184610Salfred if (!(fflags & FWRITE)) { 1486184610Salfred error = EPERM; 1487184610Salfred break; 1488184610Salfred } 1489184610Salfred } 1490184610Salfred } 1491194228Sthompsa error = usbd_transfer_setup(f->udev, &iface_index, 1492192984Sthompsa f->fs_xfer + u.popen->ep_index, usb_config, 1, 1493184610Salfred f, f->priv_mtx); 1494184610Salfred if (error == 0) { 1495184610Salfred /* update maximums */ 1496184610Salfred u.popen->max_packet_length = 1497184610Salfred f->fs_xfer[u.popen->ep_index]->max_frame_size; 1498184610Salfred u.popen->max_bufsize = 1499184610Salfred f->fs_xfer[u.popen->ep_index]->max_data_length; 1500184610Salfred f->fs_xfer[u.popen->ep_index]->priv_fifo = 1501184610Salfred ((uint8_t *)0) + u.popen->ep_index; 1502184610Salfred } else { 1503184610Salfred error = ENOMEM; 1504184610Salfred } 1505184610Salfred break; 1506184610Salfred 1507184610Salfred case USB_FS_CLOSE: 1508184610Salfred if (u.pclose->ep_index >= f->fs_ep_max) { 1509184610Salfred error = EINVAL; 1510184610Salfred break; 1511184610Salfred } 1512184610Salfred if (f->fs_xfer[u.pclose->ep_index] == NULL) { 1513184610Salfred error = EINVAL; 1514184610Salfred break; 1515184610Salfred } 1516194228Sthompsa usbd_transfer_unsetup(f->fs_xfer + u.pclose->ep_index, 1); 1517184610Salfred break; 1518184610Salfred 1519184610Salfred case USB_FS_CLEAR_STALL_SYNC: 1520184610Salfred if (u.pstall->ep_index >= f->fs_ep_max) { 1521184610Salfred error = EINVAL; 1522184610Salfred break; 1523184610Salfred } 1524184610Salfred if (f->fs_xfer[u.pstall->ep_index] == NULL) { 1525184610Salfred error = EINVAL; 1526184610Salfred break; 1527184610Salfred } 1528192499Sthompsa if (f->udev->flags.usb_mode != USB_MODE_HOST) { 1529184610Salfred error = EINVAL; 1530184610Salfred break; 1531184610Salfred } 1532184610Salfred mtx_lock(f->priv_mtx); 1533194228Sthompsa error = usbd_transfer_pending(f->fs_xfer[u.pstall->ep_index]); 1534184610Salfred mtx_unlock(f->priv_mtx); 1535184610Salfred 1536184610Salfred if (error) { 1537184610Salfred return (EBUSY); 1538184610Salfred } 1539193644Sthompsa ep = f->fs_xfer[u.pstall->ep_index]->endpoint; 1540184610Salfred 1541184610Salfred /* setup a clear-stall packet */ 1542184610Salfred req.bmRequestType = UT_WRITE_ENDPOINT; 1543184610Salfred req.bRequest = UR_CLEAR_FEATURE; 1544184610Salfred USETW(req.wValue, UF_ENDPOINT_HALT); 1545193644Sthompsa req.wIndex[0] = ep->edesc->bEndpointAddress; 1546184610Salfred req.wIndex[1] = 0; 1547184610Salfred USETW(req.wLength, 0); 1548184610Salfred 1549194228Sthompsa error = usbd_do_request(f->udev, NULL, &req, NULL); 1550184610Salfred if (error == 0) { 1551194228Sthompsa usbd_clear_data_toggle(f->udev, ep); 1552184610Salfred } else { 1553184610Salfred error = ENXIO; 1554184610Salfred } 1555184610Salfred break; 1556184610Salfred 1557184610Salfred default: 1558185087Salfred error = ENOIOCTL; 1559184610Salfred break; 1560184610Salfred } 1561185087Salfred 1562185087Salfred DPRINTFN(6, "error=%d\n", error); 1563185087Salfred 1564184610Salfred return (error); 1565184610Salfred} 1566184610Salfred 1567184610Salfredstatic int 1568192984Sthompsaugen_set_short_xfer(struct usb_fifo *f, void *addr) 1569184610Salfred{ 1570184610Salfred uint8_t t; 1571184610Salfred 1572184610Salfred if (*(int *)addr) 1573184610Salfred t = 1; 1574184610Salfred else 1575184610Salfred t = 0; 1576184610Salfred 1577184610Salfred if (f->flag_short == t) { 1578184610Salfred /* same value like before - accept */ 1579184610Salfred return (0); 1580184610Salfred } 1581184610Salfred if (f->xfer[0] || f->xfer[1]) { 1582184610Salfred /* cannot change this during transfer */ 1583184610Salfred return (EBUSY); 1584184610Salfred } 1585184610Salfred f->flag_short = t; 1586184610Salfred return (0); 1587184610Salfred} 1588184610Salfred 1589184610Salfredstatic int 1590192984Sthompsaugen_set_timeout(struct usb_fifo *f, void *addr) 1591184610Salfred{ 1592184610Salfred f->timeout = *(int *)addr; 1593184610Salfred if (f->timeout > 65535) { 1594184610Salfred /* limit user input */ 1595184610Salfred f->timeout = 65535; 1596184610Salfred } 1597184610Salfred return (0); 1598184610Salfred} 1599184610Salfred 1600184610Salfredstatic int 1601192984Sthompsaugen_get_frame_size(struct usb_fifo *f, void *addr) 1602184610Salfred{ 1603184610Salfred if (f->xfer[0]) { 1604184610Salfred *(int *)addr = f->xfer[0]->max_frame_size; 1605184610Salfred } else { 1606184610Salfred return (EINVAL); 1607184610Salfred } 1608184610Salfred return (0); 1609184610Salfred} 1610184610Salfred 1611184610Salfredstatic int 1612192984Sthompsaugen_set_buffer_size(struct usb_fifo *f, void *addr) 1613184610Salfred{ 1614193045Sthompsa usb_frlength_t t; 1615184610Salfred 1616190188Sthompsa if (*(int *)addr < 0) 1617190188Sthompsa t = 0; /* use "wMaxPacketSize" */ 1618184610Salfred else if (*(int *)addr < (256 * 1024)) 1619184610Salfred t = *(int *)addr; 1620184610Salfred else 1621184610Salfred t = 256 * 1024; 1622184610Salfred 1623184610Salfred if (f->bufsize == t) { 1624184610Salfred /* same value like before - accept */ 1625184610Salfred return (0); 1626184610Salfred } 1627184610Salfred if (f->xfer[0] || f->xfer[1]) { 1628184610Salfred /* cannot change this during transfer */ 1629184610Salfred return (EBUSY); 1630184610Salfred } 1631184610Salfred f->bufsize = t; 1632184610Salfred return (0); 1633184610Salfred} 1634184610Salfred 1635184610Salfredstatic int 1636192984Sthompsaugen_get_buffer_size(struct usb_fifo *f, void *addr) 1637184610Salfred{ 1638184610Salfred *(int *)addr = f->bufsize; 1639184610Salfred return (0); 1640184610Salfred} 1641184610Salfred 1642184610Salfredstatic int 1643192984Sthompsaugen_get_iface_desc(struct usb_fifo *f, 1644192984Sthompsa struct usb_interface_descriptor *idesc) 1645184610Salfred{ 1646192984Sthompsa struct usb_interface *iface; 1647184610Salfred 1648194228Sthompsa iface = usbd_get_iface(f->udev, f->iface_index); 1649184610Salfred if (iface && iface->idesc) { 1650184610Salfred *idesc = *(iface->idesc); 1651184610Salfred } else { 1652184610Salfred return (EIO); 1653184610Salfred } 1654184610Salfred return (0); 1655184610Salfred} 1656184610Salfred 1657184610Salfredstatic int 1658192984Sthompsaugen_get_endpoint_desc(struct usb_fifo *f, 1659192984Sthompsa struct usb_endpoint_descriptor *ed) 1660184610Salfred{ 1661193644Sthompsa struct usb_endpoint *ep; 1662184610Salfred 1663193644Sthompsa ep = f->priv_sc0; 1664184610Salfred 1665193644Sthompsa if (ep && ep->edesc) { 1666193644Sthompsa *ed = *ep->edesc; 1667184610Salfred } else { 1668184610Salfred return (EINVAL); 1669184610Salfred } 1670184610Salfred return (0); 1671184610Salfred} 1672184610Salfred 1673184610Salfredstatic int 1674192984Sthompsaugen_set_power_mode(struct usb_fifo *f, int mode) 1675184610Salfred{ 1676192984Sthompsa struct usb_device *udev = f->udev; 1677184610Salfred int err; 1678187169Sthompsa uint8_t old_mode; 1679184610Salfred 1680184610Salfred if ((udev == NULL) || 1681184610Salfred (udev->parent_hub == NULL)) { 1682184610Salfred return (EINVAL); 1683184610Salfred } 1684189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1685187169Sthompsa if (err) 1686184610Salfred return (err); 1687187169Sthompsa 1688187169Sthompsa /* get old power mode */ 1689187169Sthompsa old_mode = udev->power_mode; 1690187169Sthompsa 1691187169Sthompsa /* if no change, then just return */ 1692187169Sthompsa if (old_mode == mode) 1693187169Sthompsa return (0); 1694187169Sthompsa 1695184610Salfred switch (mode) { 1696184610Salfred case USB_POWER_MODE_OFF: 1697187164Sthompsa /* get the device unconfigured */ 1698187164Sthompsa err = ugen_set_config(f, USB_UNCONFIG_INDEX); 1699187164Sthompsa if (err) { 1700187164Sthompsa DPRINTFN(0, "Could not unconfigure " 1701187164Sthompsa "device (ignored)\n"); 1702187164Sthompsa } 1703184610Salfred 1704184610Salfred /* clear port enable */ 1705194228Sthompsa err = usbd_req_clear_port_feature(udev->parent_hub, 1706184610Salfred NULL, udev->port_no, UHF_PORT_ENABLE); 1707184610Salfred break; 1708184610Salfred 1709184610Salfred case USB_POWER_MODE_ON: 1710186730Salfred case USB_POWER_MODE_SAVE: 1711186730Salfred break; 1712184610Salfred 1713184610Salfred case USB_POWER_MODE_RESUME: 1714194228Sthompsa err = usbd_req_clear_port_feature(udev->parent_hub, 1715184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1716186730Salfred mode = USB_POWER_MODE_SAVE; 1717184610Salfred break; 1718184610Salfred 1719184610Salfred case USB_POWER_MODE_SUSPEND: 1720194228Sthompsa err = usbd_req_set_port_feature(udev->parent_hub, 1721184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1722186730Salfred mode = USB_POWER_MODE_SAVE; 1723184610Salfred break; 1724186730Salfred 1725184610Salfred default: 1726184610Salfred return (EINVAL); 1727184610Salfred } 1728184610Salfred 1729184610Salfred if (err) 1730184610Salfred return (ENXIO); /* I/O failure */ 1731184610Salfred 1732187169Sthompsa /* if we are powered off we need to re-enumerate first */ 1733187169Sthompsa if (old_mode == USB_POWER_MODE_OFF) { 1734187169Sthompsa err = ugen_re_enumerate(f); 1735187169Sthompsa if (err) 1736187169Sthompsa return (err); 1737187169Sthompsa } 1738187169Sthompsa 1739186730Salfred /* set new power mode */ 1740194228Sthompsa usbd_set_power_mode(udev, mode); 1741184610Salfred 1742184610Salfred return (0); /* success */ 1743184610Salfred} 1744184610Salfred 1745184610Salfredstatic int 1746192984Sthompsaugen_get_power_mode(struct usb_fifo *f) 1747184610Salfred{ 1748192984Sthompsa struct usb_device *udev = f->udev; 1749184610Salfred 1750184610Salfred if ((udev == NULL) || 1751184610Salfred (udev->parent_hub == NULL)) { 1752184610Salfred return (USB_POWER_MODE_ON); 1753184610Salfred } 1754184610Salfred return (udev->power_mode); 1755184610Salfred} 1756184610Salfred 1757184610Salfredstatic int 1758192984Sthompsaugen_do_port_feature(struct usb_fifo *f, uint8_t port_no, 1759184610Salfred uint8_t set, uint16_t feature) 1760184610Salfred{ 1761192984Sthompsa struct usb_device *udev = f->udev; 1762192984Sthompsa struct usb_hub *hub; 1763184610Salfred int err; 1764184610Salfred 1765189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1766184610Salfred if (err) { 1767184610Salfred return (err); 1768184610Salfred } 1769184610Salfred if (port_no == 0) { 1770184610Salfred return (EINVAL); 1771184610Salfred } 1772184610Salfred if ((udev == NULL) || 1773184610Salfred (udev->hub == NULL)) { 1774184610Salfred return (EINVAL); 1775184610Salfred } 1776184610Salfred hub = udev->hub; 1777184610Salfred 1778184610Salfred if (port_no > hub->nports) { 1779184610Salfred return (EINVAL); 1780184610Salfred } 1781184610Salfred if (set) 1782194228Sthompsa err = usbd_req_set_port_feature(udev, 1783184610Salfred NULL, port_no, feature); 1784184610Salfred else 1785194228Sthompsa err = usbd_req_clear_port_feature(udev, 1786184610Salfred NULL, port_no, feature); 1787184610Salfred 1788184610Salfred if (err) 1789184610Salfred return (ENXIO); /* failure */ 1790184610Salfred 1791184610Salfred return (0); /* success */ 1792184610Salfred} 1793184610Salfred 1794184610Salfredstatic int 1795192984Sthompsaugen_iface_ioctl(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 1796184610Salfred{ 1797192984Sthompsa struct usb_fifo *f_rx; 1798192984Sthompsa struct usb_fifo *f_tx; 1799184610Salfred int error = 0; 1800184610Salfred 1801184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1802184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1803184610Salfred 1804184610Salfred switch (cmd) { 1805184610Salfred case USB_SET_RX_SHORT_XFER: 1806184610Salfred if (fflags & FREAD) { 1807184610Salfred error = ugen_set_short_xfer(f_rx, addr); 1808184610Salfred } else { 1809184610Salfred error = EINVAL; 1810184610Salfred } 1811184610Salfred break; 1812184610Salfred 1813184610Salfred case USB_SET_TX_FORCE_SHORT: 1814184610Salfred if (fflags & FWRITE) { 1815184610Salfred error = ugen_set_short_xfer(f_tx, addr); 1816184610Salfred } else { 1817184610Salfred error = EINVAL; 1818184610Salfred } 1819184610Salfred break; 1820184610Salfred 1821184610Salfred case USB_SET_RX_TIMEOUT: 1822184610Salfred if (fflags & FREAD) { 1823184610Salfred error = ugen_set_timeout(f_rx, addr); 1824184610Salfred } else { 1825184610Salfred error = EINVAL; 1826184610Salfred } 1827184610Salfred break; 1828184610Salfred 1829184610Salfred case USB_SET_TX_TIMEOUT: 1830184610Salfred if (fflags & FWRITE) { 1831184610Salfred error = ugen_set_timeout(f_tx, addr); 1832184610Salfred } else { 1833184610Salfred error = EINVAL; 1834184610Salfred } 1835184610Salfred break; 1836184610Salfred 1837184610Salfred case USB_GET_RX_FRAME_SIZE: 1838184610Salfred if (fflags & FREAD) { 1839184610Salfred error = ugen_get_frame_size(f_rx, addr); 1840184610Salfred } else { 1841184610Salfred error = EINVAL; 1842184610Salfred } 1843184610Salfred break; 1844184610Salfred 1845184610Salfred case USB_GET_TX_FRAME_SIZE: 1846184610Salfred if (fflags & FWRITE) { 1847184610Salfred error = ugen_get_frame_size(f_tx, addr); 1848184610Salfred } else { 1849184610Salfred error = EINVAL; 1850184610Salfred } 1851184610Salfred break; 1852184610Salfred 1853184610Salfred case USB_SET_RX_BUFFER_SIZE: 1854184610Salfred if (fflags & FREAD) { 1855184610Salfred error = ugen_set_buffer_size(f_rx, addr); 1856184610Salfred } else { 1857184610Salfred error = EINVAL; 1858184610Salfred } 1859184610Salfred break; 1860184610Salfred 1861184610Salfred case USB_SET_TX_BUFFER_SIZE: 1862184610Salfred if (fflags & FWRITE) { 1863184610Salfred error = ugen_set_buffer_size(f_tx, addr); 1864184610Salfred } else { 1865184610Salfred error = EINVAL; 1866184610Salfred } 1867184610Salfred break; 1868184610Salfred 1869184610Salfred case USB_GET_RX_BUFFER_SIZE: 1870184610Salfred if (fflags & FREAD) { 1871184610Salfred error = ugen_get_buffer_size(f_rx, addr); 1872184610Salfred } else { 1873184610Salfred error = EINVAL; 1874184610Salfred } 1875184610Salfred break; 1876184610Salfred 1877184610Salfred case USB_GET_TX_BUFFER_SIZE: 1878184610Salfred if (fflags & FWRITE) { 1879184610Salfred error = ugen_get_buffer_size(f_tx, addr); 1880184610Salfred } else { 1881184610Salfred error = EINVAL; 1882184610Salfred } 1883184610Salfred break; 1884184610Salfred 1885184610Salfred case USB_GET_RX_INTERFACE_DESC: 1886184610Salfred if (fflags & FREAD) { 1887184610Salfred error = ugen_get_iface_desc(f_rx, addr); 1888184610Salfred } else { 1889184610Salfred error = EINVAL; 1890184610Salfred } 1891184610Salfred break; 1892184610Salfred 1893184610Salfred case USB_GET_TX_INTERFACE_DESC: 1894184610Salfred if (fflags & FWRITE) { 1895184610Salfred error = ugen_get_iface_desc(f_tx, addr); 1896184610Salfred } else { 1897184610Salfred error = EINVAL; 1898184610Salfred } 1899184610Salfred break; 1900184610Salfred 1901184610Salfred case USB_GET_RX_ENDPOINT_DESC: 1902184610Salfred if (fflags & FREAD) { 1903184610Salfred error = ugen_get_endpoint_desc(f_rx, addr); 1904184610Salfred } else { 1905184610Salfred error = EINVAL; 1906184610Salfred } 1907184610Salfred break; 1908184610Salfred 1909184610Salfred case USB_GET_TX_ENDPOINT_DESC: 1910184610Salfred if (fflags & FWRITE) { 1911184610Salfred error = ugen_get_endpoint_desc(f_tx, addr); 1912184610Salfred } else { 1913184610Salfred error = EINVAL; 1914184610Salfred } 1915184610Salfred break; 1916184610Salfred 1917184610Salfred case USB_SET_RX_STALL_FLAG: 1918184610Salfred if ((fflags & FREAD) && (*(int *)addr)) { 1919184610Salfred f_rx->flag_stall = 1; 1920184610Salfred } 1921184610Salfred break; 1922184610Salfred 1923184610Salfred case USB_SET_TX_STALL_FLAG: 1924184610Salfred if ((fflags & FWRITE) && (*(int *)addr)) { 1925184610Salfred f_tx->flag_stall = 1; 1926184610Salfred } 1927184610Salfred break; 1928184610Salfred 1929184610Salfred default: 1930185087Salfred error = ENOIOCTL; 1931184610Salfred break; 1932184610Salfred } 1933184610Salfred return (error); 1934184610Salfred} 1935184610Salfred 1936184610Salfredstatic int 1937192984Sthompsaugen_ioctl_post(struct usb_fifo *f, u_long cmd, void *addr, int fflags) 1938184610Salfred{ 1939184610Salfred union { 1940192984Sthompsa struct usb_interface_descriptor *idesc; 1941192984Sthompsa struct usb_alt_interface *ai; 1942192984Sthompsa struct usb_device_descriptor *ddesc; 1943192984Sthompsa struct usb_config_descriptor *cdesc; 1944192984Sthompsa struct usb_device_stats *stat; 1945192984Sthompsa struct usb_fs_init *pinit; 1946192984Sthompsa struct usb_fs_uninit *puninit; 1947184610Salfred uint32_t *ptime; 1948184610Salfred void *addr; 1949184610Salfred int *pint; 1950184610Salfred } u; 1951192984Sthompsa struct usb_device_descriptor *dtemp; 1952192984Sthompsa struct usb_config_descriptor *ctemp; 1953192984Sthompsa struct usb_interface *iface; 1954184610Salfred int error = 0; 1955184610Salfred uint8_t n; 1956184610Salfred 1957184610Salfred u.addr = addr; 1958184610Salfred 1959185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1960185087Salfred 1961184610Salfred switch (cmd) { 1962184610Salfred case USB_DISCOVER: 1963194228Sthompsa usb_needs_explore_all(); 1964184610Salfred break; 1965184610Salfred 1966184610Salfred case USB_SETDEBUG: 1967184610Salfred if (!(fflags & FWRITE)) { 1968184610Salfred error = EPERM; 1969184610Salfred break; 1970184610Salfred } 1971194228Sthompsa usb_debug = *(int *)addr; 1972184610Salfred break; 1973184610Salfred 1974184610Salfred case USB_GET_CONFIG: 1975184610Salfred *(int *)addr = f->udev->curr_config_index; 1976184610Salfred break; 1977184610Salfred 1978184610Salfred case USB_SET_CONFIG: 1979184610Salfred if (!(fflags & FWRITE)) { 1980184610Salfred error = EPERM; 1981184610Salfred break; 1982184610Salfred } 1983184610Salfred error = ugen_set_config(f, *(int *)addr); 1984184610Salfred break; 1985184610Salfred 1986184610Salfred case USB_GET_ALTINTERFACE: 1987194228Sthompsa iface = usbd_get_iface(f->udev, 1988184610Salfred u.ai->uai_interface_index); 1989184610Salfred if (iface && iface->idesc) { 1990184610Salfred u.ai->uai_alt_index = iface->alt_index; 1991184610Salfred } else { 1992184610Salfred error = EINVAL; 1993184610Salfred } 1994184610Salfred break; 1995184610Salfred 1996184610Salfred case USB_SET_ALTINTERFACE: 1997184610Salfred if (!(fflags & FWRITE)) { 1998184610Salfred error = EPERM; 1999184610Salfred break; 2000184610Salfred } 2001184610Salfred error = ugen_set_interface(f, 2002184610Salfred u.ai->uai_interface_index, u.ai->uai_alt_index); 2003184610Salfred break; 2004184610Salfred 2005184610Salfred case USB_GET_DEVICE_DESC: 2006194228Sthompsa dtemp = usbd_get_device_descriptor(f->udev); 2007184610Salfred if (!dtemp) { 2008184610Salfred error = EIO; 2009184610Salfred break; 2010184610Salfred } 2011184610Salfred *u.ddesc = *dtemp; 2012184610Salfred break; 2013184610Salfred 2014184610Salfred case USB_GET_CONFIG_DESC: 2015194228Sthompsa ctemp = usbd_get_config_descriptor(f->udev); 2016184610Salfred if (!ctemp) { 2017184610Salfred error = EIO; 2018184610Salfred break; 2019184610Salfred } 2020184610Salfred *u.cdesc = *ctemp; 2021184610Salfred break; 2022184610Salfred 2023184610Salfred case USB_GET_FULL_DESC: 2024184610Salfred error = ugen_get_cdesc(f, addr); 2025184610Salfred break; 2026184610Salfred 2027184610Salfred case USB_GET_STRING_DESC: 2028184610Salfred error = ugen_get_sdesc(f, addr); 2029184610Salfred break; 2030184610Salfred 2031188622Sthompsa case USB_GET_IFACE_DRIVER: 2032188622Sthompsa error = ugen_get_iface_driver(f, addr); 2033188622Sthompsa break; 2034188622Sthompsa 2035184610Salfred case USB_REQUEST: 2036184610Salfred case USB_DO_REQUEST: 2037184610Salfred if (!(fflags & FWRITE)) { 2038184610Salfred error = EPERM; 2039184610Salfred break; 2040184610Salfred } 2041184610Salfred error = ugen_do_request(f, addr); 2042184610Salfred break; 2043184610Salfred 2044184610Salfred case USB_DEVICEINFO: 2045184610Salfred case USB_GET_DEVICEINFO: 2046194228Sthompsa error = usb_gen_fill_deviceinfo(f, addr); 2047184610Salfred break; 2048184610Salfred 2049184610Salfred case USB_DEVICESTATS: 2050184610Salfred for (n = 0; n != 4; n++) { 2051184610Salfred 2052184610Salfred u.stat->uds_requests_fail[n] = 2053184610Salfred f->udev->bus->stats_err.uds_requests[n]; 2054184610Salfred 2055184610Salfred u.stat->uds_requests_ok[n] = 2056184610Salfred f->udev->bus->stats_ok.uds_requests[n]; 2057184610Salfred } 2058184610Salfred break; 2059184610Salfred 2060184610Salfred case USB_DEVICEENUMERATE: 2061184610Salfred error = ugen_re_enumerate(f); 2062184610Salfred break; 2063184610Salfred 2064184610Salfred case USB_GET_PLUGTIME: 2065184610Salfred *u.ptime = f->udev->plugtime; 2066184610Salfred break; 2067184610Salfred 2068184610Salfred case USB_CLAIM_INTERFACE: 2069184610Salfred case USB_RELEASE_INTERFACE: 2070184610Salfred /* TODO */ 2071184610Salfred break; 2072184610Salfred 2073184610Salfred case USB_IFACE_DRIVER_ACTIVE: 2074184610Salfred /* TODO */ 2075184610Salfred *u.pint = 0; 2076184610Salfred break; 2077184610Salfred 2078184610Salfred case USB_IFACE_DRIVER_DETACH: 2079184610Salfred /* TODO */ 2080184610Salfred error = priv_check(curthread, PRIV_DRIVER); 2081184610Salfred if (error) { 2082184610Salfred break; 2083184610Salfred } 2084184610Salfred error = EINVAL; 2085184610Salfred break; 2086184610Salfred 2087184610Salfred case USB_SET_POWER_MODE: 2088184610Salfred error = ugen_set_power_mode(f, *u.pint); 2089184610Salfred break; 2090184610Salfred 2091184610Salfred case USB_GET_POWER_MODE: 2092184610Salfred *u.pint = ugen_get_power_mode(f); 2093184610Salfred break; 2094184610Salfred 2095184610Salfred case USB_SET_PORT_ENABLE: 2096184610Salfred error = ugen_do_port_feature(f, 2097184610Salfred *u.pint, 1, UHF_PORT_ENABLE); 2098184610Salfred break; 2099184610Salfred 2100184610Salfred case USB_SET_PORT_DISABLE: 2101184610Salfred error = ugen_do_port_feature(f, 2102184610Salfred *u.pint, 0, UHF_PORT_ENABLE); 2103184610Salfred break; 2104184610Salfred 2105185087Salfred case USB_FS_INIT: 2106185087Salfred /* verify input parameters */ 2107185087Salfred if (u.pinit->pEndpoints == NULL) { 2108185087Salfred error = EINVAL; 2109185087Salfred break; 2110185087Salfred } 2111185087Salfred if (u.pinit->ep_index_max > 127) { 2112185087Salfred error = EINVAL; 2113185087Salfred break; 2114185087Salfred } 2115185087Salfred if (u.pinit->ep_index_max == 0) { 2116185087Salfred error = EINVAL; 2117185087Salfred break; 2118185087Salfred } 2119185087Salfred if (f->fs_xfer != NULL) { 2120185087Salfred error = EBUSY; 2121185087Salfred break; 2122185087Salfred } 2123185087Salfred if (f->dev_ep_index != 0) { 2124185087Salfred error = EINVAL; 2125185087Salfred break; 2126185087Salfred } 2127185087Salfred if (ugen_fifo_in_use(f, fflags)) { 2128185087Salfred error = EBUSY; 2129185087Salfred break; 2130185087Salfred } 2131194228Sthompsa error = usb_fifo_alloc_buffer(f, 1, u.pinit->ep_index_max); 2132185087Salfred if (error) { 2133185087Salfred break; 2134185087Salfred } 2135185087Salfred f->fs_xfer = malloc(sizeof(f->fs_xfer[0]) * 2136185087Salfred u.pinit->ep_index_max, M_USB, M_WAITOK | M_ZERO); 2137185087Salfred if (f->fs_xfer == NULL) { 2138194228Sthompsa usb_fifo_free_buffer(f); 2139185087Salfred error = ENOMEM; 2140185087Salfred break; 2141185087Salfred } 2142185087Salfred f->fs_ep_max = u.pinit->ep_index_max; 2143185087Salfred f->fs_ep_ptr = u.pinit->pEndpoints; 2144184610Salfred break; 2145184610Salfred 2146185087Salfred case USB_FS_UNINIT: 2147185087Salfred if (u.puninit->dummy != 0) { 2148185087Salfred error = EINVAL; 2149185087Salfred break; 2150185087Salfred } 2151185087Salfred error = ugen_fs_uninit(f); 2152185087Salfred break; 2153184610Salfred 2154185087Salfred default: 2155185087Salfred mtx_lock(f->priv_mtx); 2156185087Salfred error = ugen_iface_ioctl(f, cmd, addr, fflags); 2157185087Salfred mtx_unlock(f->priv_mtx); 2158185087Salfred break; 2159184610Salfred } 2160184610Salfred DPRINTFN(6, "error=%d\n", error); 2161184610Salfred return (error); 2162184610Salfred} 2163184610Salfred 2164184610Salfredstatic void 2165192984Sthompsaugen_default_fs_callback(struct usb_xfer *xfer) 2166184610Salfred{ 2167184610Salfred ; /* workaround for a bug in "indent" */ 2168184610Salfred 2169184610Salfred DPRINTF("st=%u alen=%u aframes=%u\n", 2170184610Salfred USB_GET_STATE(xfer), xfer->actlen, xfer->aframes); 2171184610Salfred 2172184610Salfred switch (USB_GET_STATE(xfer)) { 2173184610Salfred case USB_ST_SETUP: 2174194228Sthompsa usbd_transfer_submit(xfer); 2175184610Salfred break; 2176184610Salfred default: 2177184610Salfred ugen_fs_set_complete(xfer->priv_sc, USB_P2U(xfer->priv_fifo)); 2178184610Salfred break; 2179184610Salfred } 2180184610Salfred} 2181190191Sthompsa#endif /* USB_HAVE_UGEN */ 2182