usb_generic.c revision 191824
1184610Salfred/* $FreeBSD: head/sys/dev/usb/usb_generic.c 191824 2009-05-05 15:36:23Z 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 60184610Salfredstatic usb2_callback_t ugen_read_clear_stall_callback; 61184610Salfredstatic usb2_callback_t ugen_write_clear_stall_callback; 62184610Salfredstatic usb2_callback_t ugen_default_read_callback; 63184610Salfredstatic usb2_callback_t ugen_default_write_callback; 64184610Salfredstatic usb2_callback_t ugen_isoc_read_callback; 65184610Salfredstatic usb2_callback_t ugen_isoc_write_callback; 66184610Salfredstatic usb2_callback_t ugen_default_fs_callback; 67184610Salfred 68184610Salfredstatic usb2_fifo_open_t ugen_open; 69184610Salfredstatic usb2_fifo_close_t ugen_close; 70184610Salfredstatic usb2_fifo_ioctl_t ugen_ioctl; 71185087Salfredstatic usb2_fifo_ioctl_t ugen_ioctl_post; 72184610Salfredstatic usb2_fifo_cmd_t ugen_start_read; 73184610Salfredstatic usb2_fifo_cmd_t ugen_start_write; 74184610Salfredstatic usb2_fifo_cmd_t ugen_stop_io; 75184610Salfred 76185948Sthompsastatic int ugen_transfer_setup(struct usb2_fifo *, 77185948Sthompsa const struct usb2_config *, uint8_t); 78185948Sthompsastatic int ugen_open_pipe_write(struct usb2_fifo *); 79185948Sthompsastatic int ugen_open_pipe_read(struct usb2_fifo *); 80185948Sthompsastatic int ugen_set_config(struct usb2_fifo *, uint8_t); 81185948Sthompsastatic int ugen_set_interface(struct usb2_fifo *, uint8_t, uint8_t); 82185948Sthompsastatic int ugen_get_cdesc(struct usb2_fifo *, struct usb2_gen_descriptor *); 83185948Sthompsastatic int ugen_get_sdesc(struct usb2_fifo *, struct usb2_gen_descriptor *); 84188622Sthompsastatic int ugen_get_iface_driver(struct usb2_fifo *f, struct usb2_gen_descriptor *ugd); 85185948Sthompsastatic int usb2_gen_fill_deviceinfo(struct usb2_fifo *, 86185948Sthompsa struct usb2_device_info *); 87185948Sthompsastatic int ugen_re_enumerate(struct usb2_fifo *); 88185948Sthompsastatic int ugen_iface_ioctl(struct usb2_fifo *, u_long, void *, int); 89185948Sthompsastatic uint8_t ugen_fs_get_complete(struct usb2_fifo *, uint8_t *); 90185290Salfredstatic int ugen_fs_uninit(struct usb2_fifo *f); 91184610Salfred 92184610Salfred/* structures */ 93184610Salfred 94184610Salfredstruct usb2_fifo_methods usb2_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 108184610SalfredSYSCTL_NODE(_hw_usb2, OID_AUTO, ugen, CTLFLAG_RW, 0, "USB generic"); 109184610SalfredSYSCTL_INT(_hw_usb2_ugen, OID_AUTO, debug, CTLFLAG_RW, &ugen_debug, 110184610Salfred 0, "Debug level"); 111184610Salfred#endif 112184610Salfred 113184610Salfred 114184610Salfred/* prototypes */ 115184610Salfred 116184610Salfredstatic int 117184610Salfredugen_transfer_setup(struct usb2_fifo *f, 118184610Salfred const struct usb2_config *setup, uint8_t n_setup) 119184610Salfred{ 120184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 121184610Salfred struct usb2_device *udev = f->udev; 122184610Salfred uint8_t iface_index = pipe->iface_index; 123184610Salfred int error; 124184610Salfred 125184610Salfred mtx_unlock(f->priv_mtx); 126184610Salfred 127184610Salfred /* 128184610Salfred * "usb2_transfer_setup()" can sleep so one needs to make a wrapper, 129184610Salfred * exiting the mutex and checking things 130184610Salfred */ 131184610Salfred error = usb2_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) { 136184610Salfred error = usb2_fifo_alloc_buffer(f, 137184610Salfred f->xfer[0]->max_data_length, 2); 138184610Salfred } else { 139184610Salfred error = usb2_fifo_alloc_buffer(f, 140184610Salfred f->xfer[0]->max_frame_size, 141184610Salfred 2 * f->xfer[0]->nframes); 142184610Salfred } 143184610Salfred if (error) { 144184610Salfred usb2_transfer_unsetup(f->xfer, n_setup); 145184610Salfred } 146184610Salfred } 147184610Salfred mtx_lock(f->priv_mtx); 148184610Salfred 149184610Salfred return (error); 150184610Salfred} 151184610Salfred 152184610Salfredstatic int 153189110Sthompsaugen_open(struct usb2_fifo *f, int fflags) 154184610Salfred{ 155184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 156184610Salfred struct usb2_endpoint_descriptor *ed = pipe->edesc; 157184610Salfred uint8_t type; 158184610Salfred 159184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 160184610Salfred 161184610Salfred mtx_lock(f->priv_mtx); 162187180Sthompsa switch (usb2_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 187189110Sthompsaugen_close(struct usb2_fifo *f, int fflags) 188184610Salfred{ 189184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 190184610Salfred 191184610Salfred /* cleanup */ 192184610Salfred 193184610Salfred mtx_lock(f->priv_mtx); 194184610Salfred usb2_transfer_stop(f->xfer[0]); 195184610Salfred usb2_transfer_stop(f->xfer[1]); 196184610Salfred mtx_unlock(f->priv_mtx); 197184610Salfred 198184610Salfred usb2_transfer_unsetup(f->xfer, 2); 199184610Salfred usb2_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 208184610Salfredugen_open_pipe_write(struct usb2_fifo *f) 209184610Salfred{ 210184610Salfred struct usb2_config usb2_config[2]; 211184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 212184610Salfred struct usb2_endpoint_descriptor *ed = pipe->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 } 220184610Salfred bzero(usb2_config, sizeof(usb2_config)); 221184610Salfred 222184610Salfred usb2_config[1].type = UE_CONTROL; 223184610Salfred usb2_config[1].endpoint = 0; 224184610Salfred usb2_config[1].direction = UE_DIR_ANY; 225190734Sthompsa usb2_config[1].timeout = 1000; /* 1 second */ 226190734Sthompsa usb2_config[1].interval = 50;/* 50 milliseconds */ 227190734Sthompsa usb2_config[1].bufsize = sizeof(struct usb2_device_request); 228190734Sthompsa usb2_config[1].callback = &ugen_write_clear_stall_callback; 229190734Sthompsa usb2_config[1].usb_mode = USB_MODE_HOST; 230184610Salfred 231184610Salfred usb2_config[0].type = ed->bmAttributes & UE_XFERTYPE; 232184610Salfred usb2_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 233190734Sthompsa usb2_config[0].direction = UE_DIR_TX; 234190734Sthompsa usb2_config[0].interval = USB_DEFAULT_INTERVAL; 235190734Sthompsa usb2_config[0].flags.proxy_buffer = 1; 236190734Sthompsa usb2_config[0].usb_mode = USB_MODE_MAX; /* both modes */ 237184610Salfred 238184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 239184610Salfred case UE_INTERRUPT: 240184610Salfred case UE_BULK: 241184610Salfred if (f->flag_short) { 242190734Sthompsa usb2_config[0].flags.force_short_xfer = 1; 243184610Salfred } 244190734Sthompsa usb2_config[0].callback = &ugen_default_write_callback; 245190734Sthompsa usb2_config[0].timeout = f->timeout; 246190734Sthompsa usb2_config[0].frames = 1; 247190734Sthompsa usb2_config[0].bufsize = f->bufsize; 248184610Salfred if (ugen_transfer_setup(f, usb2_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: 256190734Sthompsa usb2_config[0].flags.short_xfer_ok = 1; 257190734Sthompsa usb2_config[0].bufsize = 0; /* use default */ 258190734Sthompsa usb2_config[0].frames = f->nframes; 259190734Sthompsa usb2_config[0].callback = &ugen_isoc_write_callback; 260190734Sthompsa usb2_config[0].timeout = 0; 261184610Salfred 262184610Salfred /* clone configuration */ 263184610Salfred usb2_config[1] = usb2_config[0]; 264184610Salfred 265184610Salfred if (ugen_transfer_setup(f, usb2_config, 2)) { 266184610Salfred return (EIO); 267184610Salfred } 268184610Salfred break; 269184610Salfred default: 270184610Salfred return (EINVAL); 271184610Salfred } 272184610Salfred return (0); 273184610Salfred} 274184610Salfred 275184610Salfredstatic int 276184610Salfredugen_open_pipe_read(struct usb2_fifo *f) 277184610Salfred{ 278184610Salfred struct usb2_config usb2_config[2]; 279184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 280184610Salfred struct usb2_endpoint_descriptor *ed = pipe->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 } 288184610Salfred bzero(usb2_config, sizeof(usb2_config)); 289184610Salfred 290184610Salfred usb2_config[1].type = UE_CONTROL; 291184610Salfred usb2_config[1].endpoint = 0; 292184610Salfred usb2_config[1].direction = UE_DIR_ANY; 293190734Sthompsa usb2_config[1].timeout = 1000; /* 1 second */ 294190734Sthompsa usb2_config[1].interval = 50;/* 50 milliseconds */ 295190734Sthompsa usb2_config[1].bufsize = sizeof(struct usb2_device_request); 296190734Sthompsa usb2_config[1].callback = &ugen_read_clear_stall_callback; 297190734Sthompsa usb2_config[1].usb_mode = USB_MODE_HOST; 298184610Salfred 299184610Salfred usb2_config[0].type = ed->bmAttributes & UE_XFERTYPE; 300184610Salfred usb2_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 301190734Sthompsa usb2_config[0].direction = UE_DIR_RX; 302190734Sthompsa usb2_config[0].interval = USB_DEFAULT_INTERVAL; 303190734Sthompsa usb2_config[0].flags.proxy_buffer = 1; 304190734Sthompsa usb2_config[0].usb_mode = USB_MODE_MAX; /* both modes */ 305184610Salfred 306184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 307184610Salfred case UE_INTERRUPT: 308184610Salfred case UE_BULK: 309184610Salfred if (f->flag_short) { 310190734Sthompsa usb2_config[0].flags.short_xfer_ok = 1; 311184610Salfred } 312190734Sthompsa usb2_config[0].timeout = f->timeout; 313190734Sthompsa usb2_config[0].frames = 1; 314190734Sthompsa usb2_config[0].callback = &ugen_default_read_callback; 315190734Sthompsa usb2_config[0].bufsize = f->bufsize; 316184610Salfred 317184610Salfred if (ugen_transfer_setup(f, usb2_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: 325190734Sthompsa usb2_config[0].flags.short_xfer_ok = 1; 326190734Sthompsa usb2_config[0].bufsize = 0; /* use default */ 327190734Sthompsa usb2_config[0].frames = f->nframes; 328190734Sthompsa usb2_config[0].callback = &ugen_isoc_read_callback; 329190734Sthompsa usb2_config[0].timeout = 0; 330184610Salfred 331184610Salfred /* clone configuration */ 332184610Salfred usb2_config[1] = usb2_config[0]; 333184610Salfred 334184610Salfred if (ugen_transfer_setup(f, usb2_config, 2)) { 335184610Salfred return (EIO); 336184610Salfred } 337184610Salfred break; 338184610Salfred 339184610Salfred default: 340184610Salfred return (EINVAL); 341184610Salfred } 342184610Salfred return (0); 343184610Salfred} 344184610Salfred 345184610Salfredstatic void 346184610Salfredugen_start_read(struct usb2_fifo *f) 347184610Salfred{ 348184610Salfred /* check that pipes are open */ 349184610Salfred if (ugen_open_pipe_read(f)) { 350184610Salfred /* signal error */ 351184610Salfred usb2_fifo_put_data_error(f); 352184610Salfred } 353184610Salfred /* start transfers */ 354184610Salfred usb2_transfer_start(f->xfer[0]); 355184610Salfred usb2_transfer_start(f->xfer[1]); 356184610Salfred} 357184610Salfred 358184610Salfredstatic void 359184610Salfredugen_start_write(struct usb2_fifo *f) 360184610Salfred{ 361184610Salfred /* check that pipes are open */ 362184610Salfred if (ugen_open_pipe_write(f)) { 363184610Salfred /* signal error */ 364184610Salfred usb2_fifo_get_data_error(f); 365184610Salfred } 366184610Salfred /* start transfers */ 367184610Salfred usb2_transfer_start(f->xfer[0]); 368184610Salfred usb2_transfer_start(f->xfer[1]); 369184610Salfred} 370184610Salfred 371184610Salfredstatic void 372184610Salfredugen_stop_io(struct usb2_fifo *f) 373184610Salfred{ 374184610Salfred /* stop transfers */ 375184610Salfred usb2_transfer_stop(f->xfer[0]); 376184610Salfred usb2_transfer_stop(f->xfer[1]); 377184610Salfred} 378184610Salfred 379184610Salfredstatic void 380184610Salfredugen_default_read_callback(struct usb2_xfer *xfer) 381184610Salfred{ 382184610Salfred struct usb2_fifo *f = xfer->priv_sc; 383184610Salfred struct usb2_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 } 404184610Salfred usb2_fifo_put_data(f, xfer->frbuffers, 0, 405184610Salfred xfer->actlen, 1); 406184610Salfred 407184610Salfred case USB_ST_SETUP: 408184610Salfred if (f->flag_stall) { 409184610Salfred usb2_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; 415184610Salfred usb2_start_hardware(xfer); 416184610Salfred } 417184610Salfred break; 418184610Salfred 419184610Salfred default: /* Error */ 420184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 421190188Sthompsa /* send a zero length packet to userland */ 422190188Sthompsa usb2_fifo_put_data(f, xfer->frbuffers, 0, 0, 1); 423184610Salfred f->flag_stall = 1; 424184610Salfred f->fifo_zlp = 0; 425184610Salfred usb2_transfer_start(f->xfer[1]); 426184610Salfred } 427184610Salfred break; 428184610Salfred } 429184610Salfred} 430184610Salfred 431184610Salfredstatic void 432184610Salfredugen_default_write_callback(struct usb2_xfer *xfer) 433184610Salfred{ 434184610Salfred struct usb2_fifo *f = xfer->priv_sc; 435190181Sthompsa usb2_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) { 447184610Salfred usb2_transfer_start(f->xfer[1]); 448184610Salfred break; 449184610Salfred } 450184610Salfred /* 451184610Salfred * Write data, setup and perform hardware transfer. 452184610Salfred */ 453184610Salfred if (usb2_fifo_get_data(f, xfer->frbuffers, 0, 454184610Salfred xfer->max_data_length, &actlen, 0)) { 455184610Salfred xfer->frlengths[0] = actlen; 456184610Salfred usb2_start_hardware(xfer); 457184610Salfred } 458184610Salfred break; 459184610Salfred 460184610Salfred default: /* Error */ 461184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 462184610Salfred f->flag_stall = 1; 463184610Salfred usb2_transfer_start(f->xfer[1]); 464184610Salfred } 465184610Salfred break; 466184610Salfred } 467184610Salfred} 468184610Salfred 469184610Salfredstatic void 470184610Salfredugen_read_clear_stall_callback(struct usb2_xfer *xfer) 471184610Salfred{ 472184610Salfred struct usb2_fifo *f = xfer->priv_sc; 473184610Salfred struct usb2_xfer *xfer_other = f->xfer[0]; 474184610Salfred 475184610Salfred if (f->flag_stall == 0) { 476184610Salfred /* nothing to do */ 477184610Salfred return; 478184610Salfred } 479184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 480184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 481184610Salfred f->flag_stall = 0; 482184610Salfred usb2_transfer_start(xfer_other); 483184610Salfred } 484184610Salfred} 485184610Salfred 486184610Salfredstatic void 487184610Salfredugen_write_clear_stall_callback(struct usb2_xfer *xfer) 488184610Salfred{ 489184610Salfred struct usb2_fifo *f = xfer->priv_sc; 490184610Salfred struct usb2_xfer *xfer_other = f->xfer[0]; 491184610Salfred 492184610Salfred if (f->flag_stall == 0) { 493184610Salfred /* nothing to do */ 494184610Salfred return; 495184610Salfred } 496184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 497184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 498184610Salfred f->flag_stall = 0; 499184610Salfred usb2_transfer_start(xfer_other); 500184610Salfred } 501184610Salfred} 502184610Salfred 503184610Salfredstatic void 504184610Salfredugen_isoc_read_callback(struct usb2_xfer *xfer) 505184610Salfred{ 506184610Salfred struct usb2_fifo *f = xfer->priv_sc; 507190181Sthompsa usb2_frlength_t offset; 508190181Sthompsa usb2_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++) { 520184610Salfred usb2_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 } 531184610Salfred usb2_start_hardware(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 543184610Salfredugen_isoc_write_callback(struct usb2_xfer *xfer) 544184610Salfred{ 545184610Salfred struct usb2_fifo *f = xfer->priv_sc; 546190181Sthompsa usb2_frlength_t actlen; 547190181Sthompsa usb2_frlength_t offset; 548190181Sthompsa usb2_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++) { 558184610Salfred if (usb2_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 } 571184610Salfred usb2_start_hardware(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 583184610Salfredugen_set_config(struct usb2_fifo *f, uint8_t index) 584184610Salfred{ 585184610Salfred DPRINTFN(2, "index %u\n", index); 586184610Salfred 587184610Salfred if (f->udev->flags.usb2_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 */ 602184610Salfred if (usb2_set_config_index(f->udev, index)) { 603184610Salfred return (EIO); 604184610Salfred } 605184610Salfred /* probe and attach */ 606184610Salfred if (usb2_probe_and_attach(f->udev, USB_IFACE_INDEX_ANY)) { 607184610Salfred return (EIO); 608184610Salfred } 609184610Salfred return (0); 610184610Salfred} 611184610Salfred 612184610Salfredstatic int 613184610Salfredugen_set_interface(struct usb2_fifo *f, 614184610Salfred uint8_t iface_index, uint8_t alt_index) 615184610Salfred{ 616184610Salfred DPRINTFN(2, "%u, %u\n", iface_index, alt_index); 617184610Salfred 618184610Salfred if (f->udev->flags.usb2_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 */ 629184610Salfred if (usb2_set_alt_interface_index(f->udev, iface_index, alt_index)) { 630184610Salfred return (EIO); 631184610Salfred } 632184610Salfred /* probe and attach */ 633184610Salfred if (usb2_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 646184610Salfredugen_get_cdesc(struct usb2_fifo *f, struct usb2_gen_descriptor *ugd) 647184610Salfred{ 648184610Salfred struct usb2_config_descriptor *cdesc; 649184610Salfred struct usb2_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)) { 662184610Salfred cdesc = usb2_get_config_descriptor(udev); 663184610Salfred if (cdesc == NULL) { 664184610Salfred return (ENXIO); 665184610Salfred } 666184610Salfred free_data = 0; 667184610Salfred 668184610Salfred } else { 669184610Salfred if (usb2_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 695184610Salfredugen_get_sdesc(struct usb2_fifo *f, struct usb2_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 701188986Sthompsa if (usb2_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 730188622Sthompsaugen_get_iface_driver(struct usb2_fifo *f, struct usb2_gen_descriptor *ugd) 731184610Salfred{ 732188622Sthompsa struct usb2_device *udev = f->udev; 733184610Salfred struct usb2_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 748188622Sthompsa iface = usb2_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/*------------------------------------------------------------------------* 782184610Salfred * usb2_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 792184610Salfredusb2_gen_fill_deviceinfo(struct usb2_fifo *f, struct usb2_device_info *di) 793184610Salfred{ 794184610Salfred struct usb2_device *udev; 795184610Salfred struct usb2_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; 804190191Sthompsa#if USB_HAVE_STRINGS 805184610Salfred strlcpy(di->udi_serial, udev->serial, 806184610Salfred sizeof(di->udi_serial)); 807184610Salfred strlcpy(di->udi_vendor, udev->manufacturer, 808184610Salfred sizeof(di->udi_vendor)); 809184610Salfred strlcpy(di->udi_product, udev->product, 810184610Salfred sizeof(di->udi_product)); 811190191Sthompsa#endif 812184610Salfred usb2_printBCD(di->udi_release, sizeof(di->udi_release), 813184610Salfred UGETW(udev->ddesc.bcdDevice)); 814184610Salfred di->udi_vendorNo = UGETW(udev->ddesc.idVendor); 815184610Salfred di->udi_productNo = UGETW(udev->ddesc.idProduct); 816184610Salfred di->udi_releaseNo = UGETW(udev->ddesc.bcdDevice); 817184610Salfred di->udi_class = udev->ddesc.bDeviceClass; 818184610Salfred di->udi_subclass = udev->ddesc.bDeviceSubClass; 819184610Salfred di->udi_protocol = udev->ddesc.bDeviceProtocol; 820184610Salfred di->udi_config_no = udev->curr_config_no; 821184610Salfred di->udi_config_index = udev->curr_config_index; 822184610Salfred di->udi_power = udev->flags.self_powered ? 0 : udev->power; 823184610Salfred di->udi_speed = udev->speed; 824184610Salfred di->udi_mode = udev->flags.usb2_mode; 825184610Salfred di->udi_power_mode = udev->power_mode; 826191824Sthompsa di->udi_suspended = udev->flags.peer_suspended; 827184610Salfred 828184610Salfred hub = udev->parent_hub; 829184610Salfred if (hub) { 830184610Salfred di->udi_hubaddr = hub->address; 831184610Salfred di->udi_hubindex = hub->device_index; 832184610Salfred di->udi_hubport = udev->port_no; 833184610Salfred } 834184610Salfred return (0); 835184610Salfred} 836184610Salfred 837184610Salfred/*------------------------------------------------------------------------* 838184610Salfred * ugen_check_request 839184610Salfred * 840184610Salfred * Return values: 841184610Salfred * 0: Access allowed 842184610Salfred * Else: No access 843184610Salfred *------------------------------------------------------------------------*/ 844184610Salfredstatic int 845184610Salfredugen_check_request(struct usb2_device *udev, struct usb2_device_request *req) 846184610Salfred{ 847184610Salfred struct usb2_pipe *pipe; 848184610Salfred int error; 849184610Salfred 850184610Salfred /* 851184610Salfred * Avoid requests that would damage the bus integrity: 852184610Salfred */ 853184610Salfred if (((req->bmRequestType == UT_WRITE_DEVICE) && 854184610Salfred (req->bRequest == UR_SET_ADDRESS)) || 855184610Salfred ((req->bmRequestType == UT_WRITE_DEVICE) && 856184610Salfred (req->bRequest == UR_SET_CONFIG)) || 857184610Salfred ((req->bmRequestType == UT_WRITE_INTERFACE) && 858184610Salfred (req->bRequest == UR_SET_INTERFACE))) { 859184610Salfred /* 860184610Salfred * These requests can be useful for testing USB drivers. 861184610Salfred */ 862184610Salfred error = priv_check(curthread, PRIV_DRIVER); 863184610Salfred if (error) { 864184610Salfred return (error); 865184610Salfred } 866184610Salfred } 867184610Salfred /* 868184610Salfred * Special case - handle clearing of stall 869184610Salfred */ 870184610Salfred if (req->bmRequestType == UT_WRITE_ENDPOINT) { 871184610Salfred 872184610Salfred pipe = usb2_get_pipe_by_addr(udev, req->wIndex[0]); 873184610Salfred if (pipe == NULL) { 874184610Salfred return (EINVAL); 875184610Salfred } 876184610Salfred if ((req->bRequest == UR_CLEAR_FEATURE) && 877184610Salfred (UGETW(req->wValue) == UF_ENDPOINT_HALT)) { 878184610Salfred usb2_clear_data_toggle(udev, pipe); 879184610Salfred } 880184610Salfred } 881184610Salfred /* TODO: add more checks to verify the interface index */ 882184610Salfred 883184610Salfred return (0); 884184610Salfred} 885184610Salfred 886184610Salfredint 887184610Salfredugen_do_request(struct usb2_fifo *f, struct usb2_ctl_request *ur) 888184610Salfred{ 889184610Salfred int error; 890184610Salfred uint16_t len; 891184610Salfred uint16_t actlen; 892184610Salfred 893184610Salfred if (ugen_check_request(f->udev, &ur->ucr_request)) { 894184610Salfred return (EPERM); 895184610Salfred } 896184610Salfred len = UGETW(ur->ucr_request.wLength); 897184610Salfred 898184610Salfred /* check if "ucr_data" is valid */ 899184610Salfred if (len != 0) { 900184610Salfred if (ur->ucr_data == NULL) { 901184610Salfred return (EFAULT); 902184610Salfred } 903184610Salfred } 904184610Salfred /* do the USB request */ 905184610Salfred error = usb2_do_request_flags 906184610Salfred (f->udev, NULL, &ur->ucr_request, ur->ucr_data, 907184610Salfred (ur->ucr_flags & USB_SHORT_XFER_OK) | 908184610Salfred USB_USER_DATA_PTR, &actlen, 909184610Salfred USB_DEFAULT_TIMEOUT); 910184610Salfred 911184610Salfred ur->ucr_actlen = actlen; 912184610Salfred 913184610Salfred if (error) { 914184610Salfred error = EIO; 915184610Salfred } 916184610Salfred return (error); 917184610Salfred} 918184610Salfred 919184610Salfred/*------------------------------------------------------------------------ 920184610Salfred * ugen_re_enumerate 921184610Salfred *------------------------------------------------------------------------*/ 922184610Salfredstatic int 923184610Salfredugen_re_enumerate(struct usb2_fifo *f) 924184610Salfred{ 925184610Salfred struct usb2_device *udev = f->udev; 926184610Salfred int error; 927184610Salfred 928184610Salfred /* 929184610Salfred * This request can be useful for testing USB drivers: 930184610Salfred */ 931184610Salfred error = priv_check(curthread, PRIV_DRIVER); 932184610Salfred if (error) { 933184610Salfred return (error); 934184610Salfred } 935185087Salfred /* get the device unconfigured */ 936185087Salfred error = ugen_set_config(f, USB_UNCONFIG_INDEX); 937185087Salfred if (error) { 938185087Salfred return (error); 939185087Salfred } 940185087Salfred /* do a bus-reset */ 941184610Salfred mtx_lock(f->priv_mtx); 942184610Salfred error = usb2_req_re_enumerate(udev, f->priv_mtx); 943184610Salfred mtx_unlock(f->priv_mtx); 944184610Salfred 945184610Salfred if (error) { 946184610Salfred return (ENXIO); 947184610Salfred } 948185087Salfred /* restore configuration to index 0 */ 949185087Salfred error = ugen_set_config(f, 0); 950185087Salfred if (error) { 951185087Salfred return (error); 952185087Salfred } 953184610Salfred return (0); 954184610Salfred} 955184610Salfred 956185087Salfredint 957184610Salfredugen_fs_uninit(struct usb2_fifo *f) 958184610Salfred{ 959184610Salfred if (f->fs_xfer == NULL) { 960184610Salfred return (EINVAL); 961184610Salfred } 962184610Salfred usb2_transfer_unsetup(f->fs_xfer, f->fs_ep_max); 963184610Salfred free(f->fs_xfer, M_USB); 964184610Salfred f->fs_xfer = NULL; 965184610Salfred f->fs_ep_max = 0; 966184610Salfred f->fs_ep_ptr = NULL; 967184610Salfred f->flag_iscomplete = 0; 968184610Salfred usb2_fifo_free_buffer(f); 969184610Salfred return (0); 970184610Salfred} 971184610Salfred 972184610Salfredstatic uint8_t 973184610Salfredugen_fs_get_complete(struct usb2_fifo *f, uint8_t *pindex) 974184610Salfred{ 975184610Salfred struct usb2_mbuf *m; 976184610Salfred 977184610Salfred USB_IF_DEQUEUE(&f->used_q, m); 978184610Salfred 979184610Salfred if (m) { 980184610Salfred *pindex = *((uint8_t *)(m->cur_data_ptr)); 981184610Salfred 982184610Salfred USB_IF_ENQUEUE(&f->free_q, m); 983184610Salfred 984184610Salfred return (0); /* success */ 985184610Salfred } else { 986184610Salfred 987184610Salfred *pindex = 0; /* fix compiler warning */ 988184610Salfred 989184610Salfred f->flag_iscomplete = 0; 990184610Salfred } 991184610Salfred return (1); /* failure */ 992184610Salfred} 993184610Salfred 994184610Salfredstatic void 995184610Salfredugen_fs_set_complete(struct usb2_fifo *f, uint8_t index) 996184610Salfred{ 997184610Salfred struct usb2_mbuf *m; 998184610Salfred 999184610Salfred USB_IF_DEQUEUE(&f->free_q, m); 1000184610Salfred 1001184610Salfred if (m == NULL) { 1002184610Salfred /* can happen during close */ 1003184610Salfred DPRINTF("out of buffers\n"); 1004184610Salfred return; 1005184610Salfred } 1006184610Salfred USB_MBUF_RESET(m); 1007184610Salfred 1008184610Salfred *((uint8_t *)(m->cur_data_ptr)) = index; 1009184610Salfred 1010184610Salfred USB_IF_ENQUEUE(&f->used_q, m); 1011184610Salfred 1012184610Salfred f->flag_iscomplete = 1; 1013184610Salfred 1014184610Salfred usb2_fifo_wakeup(f); 1015184610Salfred} 1016184610Salfred 1017184610Salfredstatic int 1018184610Salfredugen_fs_copy_in(struct usb2_fifo *f, uint8_t ep_index) 1019184610Salfred{ 1020184610Salfred struct usb2_device_request *req; 1021184610Salfred struct usb2_xfer *xfer; 1022184610Salfred struct usb2_fs_endpoint fs_ep; 1023184610Salfred void *uaddr; /* userland pointer */ 1024184610Salfred void *kaddr; 1025190181Sthompsa usb2_frlength_t offset; 1026190181Sthompsa usb2_frlength_t rem; 1027190181Sthompsa usb2_frcount_t n; 1028184610Salfred uint32_t length; 1029184610Salfred int error; 1030184610Salfred uint8_t isread; 1031184610Salfred 1032184610Salfred if (ep_index >= f->fs_ep_max) { 1033184610Salfred return (EINVAL); 1034184610Salfred } 1035184610Salfred xfer = f->fs_xfer[ep_index]; 1036184610Salfred if (xfer == NULL) { 1037184610Salfred return (EINVAL); 1038184610Salfred } 1039184610Salfred mtx_lock(f->priv_mtx); 1040184610Salfred if (usb2_transfer_pending(xfer)) { 1041184610Salfred mtx_unlock(f->priv_mtx); 1042184610Salfred return (EBUSY); /* should not happen */ 1043184610Salfred } 1044184610Salfred mtx_unlock(f->priv_mtx); 1045184610Salfred 1046184610Salfred error = copyin(f->fs_ep_ptr + 1047184610Salfred ep_index, &fs_ep, sizeof(fs_ep)); 1048184610Salfred if (error) { 1049184610Salfred return (error); 1050184610Salfred } 1051184610Salfred /* security checks */ 1052184610Salfred 1053184610Salfred if (fs_ep.nFrames > xfer->max_frame_count) { 1054184610Salfred xfer->error = USB_ERR_INVAL; 1055184610Salfred goto complete; 1056184610Salfred } 1057184610Salfred if (fs_ep.nFrames == 0) { 1058184610Salfred xfer->error = USB_ERR_INVAL; 1059184610Salfred goto complete; 1060184610Salfred } 1061184610Salfred error = copyin(fs_ep.ppBuffer, 1062184610Salfred &uaddr, sizeof(uaddr)); 1063184610Salfred if (error) { 1064184610Salfred return (error); 1065184610Salfred } 1066184610Salfred /* reset first frame */ 1067184610Salfred usb2_set_frame_offset(xfer, 0, 0); 1068184610Salfred 1069184610Salfred if (xfer->flags_int.control_xfr) { 1070184610Salfred 1071184610Salfred req = xfer->frbuffers[0].buffer; 1072184610Salfred 1073184610Salfred error = copyin(fs_ep.pLength, 1074184610Salfred &length, sizeof(length)); 1075184610Salfred if (error) { 1076184610Salfred return (error); 1077184610Salfred } 1078184610Salfred if (length >= sizeof(*req)) { 1079184610Salfred xfer->error = USB_ERR_INVAL; 1080184610Salfred goto complete; 1081184610Salfred } 1082184610Salfred if (length != 0) { 1083184610Salfred error = copyin(uaddr, req, length); 1084184610Salfred if (error) { 1085184610Salfred return (error); 1086184610Salfred } 1087184610Salfred } 1088184610Salfred if (ugen_check_request(f->udev, req)) { 1089184610Salfred xfer->error = USB_ERR_INVAL; 1090184610Salfred goto complete; 1091184610Salfred } 1092184610Salfred xfer->frlengths[0] = length; 1093184610Salfred 1094184610Salfred /* Host mode only ! */ 1095184610Salfred if ((req->bmRequestType & 1096184610Salfred (UT_READ | UT_WRITE)) == UT_READ) { 1097184610Salfred isread = 1; 1098184610Salfred } else { 1099184610Salfred isread = 0; 1100184610Salfred } 1101184610Salfred n = 1; 1102184610Salfred offset = sizeof(*req); 1103184610Salfred 1104184610Salfred } else { 1105184610Salfred /* Device and Host mode */ 1106184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1107184610Salfred isread = 1; 1108184610Salfred } else { 1109184610Salfred isread = 0; 1110184610Salfred } 1111184610Salfred n = 0; 1112184610Salfred offset = 0; 1113184610Salfred } 1114184610Salfred 1115184610Salfred rem = xfer->max_data_length; 1116184610Salfred xfer->nframes = fs_ep.nFrames; 1117184610Salfred xfer->timeout = fs_ep.timeout; 1118184610Salfred if (xfer->timeout > 65535) { 1119184610Salfred xfer->timeout = 65535; 1120184610Salfred } 1121184610Salfred if (fs_ep.flags & USB_FS_FLAG_SINGLE_SHORT_OK) 1122184610Salfred xfer->flags.short_xfer_ok = 1; 1123184610Salfred else 1124184610Salfred xfer->flags.short_xfer_ok = 0; 1125184610Salfred 1126184610Salfred if (fs_ep.flags & USB_FS_FLAG_MULTI_SHORT_OK) 1127184610Salfred xfer->flags.short_frames_ok = 1; 1128184610Salfred else 1129184610Salfred xfer->flags.short_frames_ok = 0; 1130184610Salfred 1131184610Salfred if (fs_ep.flags & USB_FS_FLAG_FORCE_SHORT) 1132184610Salfred xfer->flags.force_short_xfer = 1; 1133184610Salfred else 1134184610Salfred xfer->flags.force_short_xfer = 0; 1135184610Salfred 1136184610Salfred if (fs_ep.flags & USB_FS_FLAG_CLEAR_STALL) 1137184610Salfred xfer->flags.stall_pipe = 1; 1138184610Salfred else 1139184610Salfred xfer->flags.stall_pipe = 0; 1140184610Salfred 1141184610Salfred for (; n != xfer->nframes; n++) { 1142184610Salfred 1143184610Salfred error = copyin(fs_ep.pLength + n, 1144184610Salfred &length, sizeof(length)); 1145184610Salfred if (error) { 1146184610Salfred break; 1147184610Salfred } 1148184610Salfred xfer->frlengths[n] = length; 1149184610Salfred 1150184610Salfred if (length > rem) { 1151184610Salfred xfer->error = USB_ERR_INVAL; 1152184610Salfred goto complete; 1153184610Salfred } 1154184610Salfred rem -= length; 1155184610Salfred 1156184610Salfred if (!isread) { 1157184610Salfred 1158184610Salfred /* we need to know the source buffer */ 1159184610Salfred error = copyin(fs_ep.ppBuffer + n, 1160184610Salfred &uaddr, sizeof(uaddr)); 1161184610Salfred if (error) { 1162184610Salfred break; 1163184610Salfred } 1164184610Salfred if (xfer->flags_int.isochronous_xfr) { 1165184610Salfred /* get kernel buffer address */ 1166184610Salfred kaddr = xfer->frbuffers[0].buffer; 1167184610Salfred kaddr = USB_ADD_BYTES(kaddr, offset); 1168184610Salfred } else { 1169184610Salfred /* set current frame offset */ 1170184610Salfred usb2_set_frame_offset(xfer, offset, n); 1171184610Salfred 1172184610Salfred /* get kernel buffer address */ 1173184610Salfred kaddr = xfer->frbuffers[n].buffer; 1174184610Salfred } 1175184610Salfred 1176184610Salfred /* move data */ 1177184610Salfred error = copyin(uaddr, kaddr, length); 1178184610Salfred if (error) { 1179184610Salfred break; 1180184610Salfred } 1181184610Salfred } 1182184610Salfred offset += length; 1183184610Salfred } 1184184610Salfred return (error); 1185184610Salfred 1186184610Salfredcomplete: 1187184610Salfred mtx_lock(f->priv_mtx); 1188184610Salfred ugen_fs_set_complete(f, ep_index); 1189184610Salfred mtx_unlock(f->priv_mtx); 1190184610Salfred return (0); 1191184610Salfred} 1192184610Salfred 1193184610Salfredstatic int 1194184610Salfredugen_fs_copy_out(struct usb2_fifo *f, uint8_t ep_index) 1195184610Salfred{ 1196184610Salfred struct usb2_device_request *req; 1197184610Salfred struct usb2_xfer *xfer; 1198184610Salfred struct usb2_fs_endpoint fs_ep; 1199184610Salfred struct usb2_fs_endpoint *fs_ep_uptr; /* userland ptr */ 1200184610Salfred void *uaddr; /* userland ptr */ 1201184610Salfred void *kaddr; 1202190181Sthompsa usb2_frlength_t offset; 1203190181Sthompsa usb2_frlength_t rem; 1204190181Sthompsa usb2_frcount_t n; 1205184610Salfred uint32_t length; 1206184610Salfred uint32_t temp; 1207184610Salfred int error; 1208184610Salfred uint8_t isread; 1209184610Salfred 1210190181Sthompsa if (ep_index >= f->fs_ep_max) 1211184610Salfred return (EINVAL); 1212190181Sthompsa 1213184610Salfred xfer = f->fs_xfer[ep_index]; 1214190181Sthompsa if (xfer == NULL) 1215184610Salfred return (EINVAL); 1216190181Sthompsa 1217184610Salfred mtx_lock(f->priv_mtx); 1218184610Salfred if (usb2_transfer_pending(xfer)) { 1219184610Salfred mtx_unlock(f->priv_mtx); 1220184610Salfred return (EBUSY); /* should not happen */ 1221184610Salfred } 1222184610Salfred mtx_unlock(f->priv_mtx); 1223184610Salfred 1224184610Salfred fs_ep_uptr = f->fs_ep_ptr + ep_index; 1225184610Salfred error = copyin(fs_ep_uptr, &fs_ep, sizeof(fs_ep)); 1226184610Salfred if (error) { 1227184610Salfred return (error); 1228184610Salfred } 1229184610Salfred fs_ep.status = xfer->error; 1230184610Salfred fs_ep.aFrames = xfer->aframes; 1231184610Salfred fs_ep.isoc_time_complete = xfer->isoc_time_complete; 1232184610Salfred if (xfer->error) { 1233184610Salfred goto complete; 1234184610Salfred } 1235184610Salfred if (xfer->flags_int.control_xfr) { 1236184610Salfred req = xfer->frbuffers[0].buffer; 1237184610Salfred 1238184610Salfred /* Host mode only ! */ 1239184610Salfred if ((req->bmRequestType & (UT_READ | UT_WRITE)) == UT_READ) { 1240184610Salfred isread = 1; 1241184610Salfred } else { 1242184610Salfred isread = 0; 1243184610Salfred } 1244184610Salfred if (xfer->nframes == 0) 1245184610Salfred n = 0; /* should never happen */ 1246184610Salfred else 1247184610Salfred n = 1; 1248184610Salfred } else { 1249184610Salfred /* Device and Host mode */ 1250184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1251184610Salfred isread = 1; 1252184610Salfred } else { 1253184610Salfred isread = 0; 1254184610Salfred } 1255184610Salfred n = 0; 1256184610Salfred } 1257184610Salfred 1258184610Salfred /* Update lengths and copy out data */ 1259184610Salfred 1260184610Salfred rem = xfer->max_data_length; 1261184610Salfred offset = 0; 1262184610Salfred 1263184610Salfred for (; n != xfer->nframes; n++) { 1264184610Salfred 1265184610Salfred /* get initial length into "temp" */ 1266184610Salfred error = copyin(fs_ep.pLength + n, 1267184610Salfred &temp, sizeof(temp)); 1268184610Salfred if (error) { 1269184610Salfred return (error); 1270184610Salfred } 1271184610Salfred if (temp > rem) { 1272184610Salfred /* the userland length has been corrupted */ 1273184610Salfred DPRINTF("corrupt userland length " 1274184610Salfred "%u > %u\n", temp, rem); 1275184610Salfred fs_ep.status = USB_ERR_INVAL; 1276184610Salfred goto complete; 1277184610Salfred } 1278184610Salfred rem -= temp; 1279184610Salfred 1280184610Salfred /* get actual transfer length */ 1281184610Salfred length = xfer->frlengths[n]; 1282184610Salfred if (length > temp) { 1283184610Salfred /* data overflow */ 1284184610Salfred fs_ep.status = USB_ERR_INVAL; 1285184610Salfred DPRINTF("data overflow %u > %u\n", 1286184610Salfred length, temp); 1287184610Salfred goto complete; 1288184610Salfred } 1289184610Salfred if (isread) { 1290184610Salfred 1291184610Salfred /* we need to know the destination buffer */ 1292184610Salfred error = copyin(fs_ep.ppBuffer + n, 1293184610Salfred &uaddr, sizeof(uaddr)); 1294184610Salfred if (error) { 1295184610Salfred return (error); 1296184610Salfred } 1297184610Salfred if (xfer->flags_int.isochronous_xfr) { 1298184610Salfred /* only one frame buffer */ 1299184610Salfred kaddr = USB_ADD_BYTES( 1300184610Salfred xfer->frbuffers[0].buffer, offset); 1301184610Salfred } else { 1302184610Salfred /* multiple frame buffers */ 1303184610Salfred kaddr = xfer->frbuffers[n].buffer; 1304184610Salfred } 1305184610Salfred 1306184610Salfred /* move data */ 1307184610Salfred error = copyout(kaddr, uaddr, length); 1308184610Salfred if (error) { 1309184610Salfred return (error); 1310184610Salfred } 1311184610Salfred } 1312184610Salfred /* 1313184610Salfred * Update offset according to initial length, which is 1314184610Salfred * needed by isochronous transfers! 1315184610Salfred */ 1316184610Salfred offset += temp; 1317184610Salfred 1318184610Salfred /* update length */ 1319184610Salfred error = copyout(&length, 1320184610Salfred fs_ep.pLength + n, sizeof(length)); 1321184610Salfred if (error) { 1322184610Salfred return (error); 1323184610Salfred } 1324184610Salfred } 1325184610Salfred 1326184610Salfredcomplete: 1327184610Salfred /* update "aFrames" */ 1328184610Salfred error = copyout(&fs_ep.aFrames, &fs_ep_uptr->aFrames, 1329184610Salfred sizeof(fs_ep.aFrames)); 1330184610Salfred if (error) 1331184610Salfred goto done; 1332184610Salfred 1333184610Salfred /* update "isoc_time_complete" */ 1334184610Salfred error = copyout(&fs_ep.isoc_time_complete, 1335184610Salfred &fs_ep_uptr->isoc_time_complete, 1336184610Salfred sizeof(fs_ep.isoc_time_complete)); 1337184610Salfred if (error) 1338184610Salfred goto done; 1339184610Salfred /* update "status" */ 1340184610Salfred error = copyout(&fs_ep.status, &fs_ep_uptr->status, 1341184610Salfred sizeof(fs_ep.status)); 1342184610Salfreddone: 1343184610Salfred return (error); 1344184610Salfred} 1345184610Salfred 1346184610Salfredstatic uint8_t 1347184610Salfredugen_fifo_in_use(struct usb2_fifo *f, int fflags) 1348184610Salfred{ 1349184610Salfred struct usb2_fifo *f_rx; 1350184610Salfred struct usb2_fifo *f_tx; 1351184610Salfred 1352184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1353184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1354184610Salfred 1355184610Salfred if ((fflags & FREAD) && f_rx && 1356184610Salfred (f_rx->xfer[0] || f_rx->xfer[1])) { 1357184610Salfred return (1); /* RX FIFO in use */ 1358184610Salfred } 1359184610Salfred if ((fflags & FWRITE) && f_tx && 1360184610Salfred (f_tx->xfer[0] || f_tx->xfer[1])) { 1361184610Salfred return (1); /* TX FIFO in use */ 1362184610Salfred } 1363184610Salfred return (0); /* not in use */ 1364184610Salfred} 1365184610Salfred 1366184610Salfredstatic int 1367189110Sthompsaugen_ioctl(struct usb2_fifo *f, u_long cmd, void *addr, int fflags) 1368184610Salfred{ 1369184610Salfred struct usb2_config usb2_config[1]; 1370184610Salfred struct usb2_device_request req; 1371184610Salfred union { 1372184610Salfred struct usb2_fs_complete *pcomp; 1373184610Salfred struct usb2_fs_start *pstart; 1374184610Salfred struct usb2_fs_stop *pstop; 1375184610Salfred struct usb2_fs_open *popen; 1376184610Salfred struct usb2_fs_close *pclose; 1377184610Salfred struct usb2_fs_clear_stall_sync *pstall; 1378184610Salfred void *addr; 1379184610Salfred } u; 1380184610Salfred struct usb2_pipe *pipe; 1381184610Salfred struct usb2_endpoint_descriptor *ed; 1382184610Salfred int error = 0; 1383184610Salfred uint8_t iface_index; 1384184610Salfred uint8_t isread; 1385184610Salfred uint8_t ep_index; 1386184610Salfred 1387184610Salfred u.addr = addr; 1388184610Salfred 1389185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1390185087Salfred 1391184610Salfred switch (cmd) { 1392184610Salfred case USB_FS_COMPLETE: 1393184610Salfred mtx_lock(f->priv_mtx); 1394184610Salfred error = ugen_fs_get_complete(f, &ep_index); 1395184610Salfred mtx_unlock(f->priv_mtx); 1396184610Salfred 1397184610Salfred if (error) { 1398184610Salfred error = EBUSY; 1399184610Salfred break; 1400184610Salfred } 1401184610Salfred u.pcomp->ep_index = ep_index; 1402184610Salfred error = ugen_fs_copy_out(f, u.pcomp->ep_index); 1403184610Salfred break; 1404184610Salfred 1405184610Salfred case USB_FS_START: 1406184610Salfred error = ugen_fs_copy_in(f, u.pstart->ep_index); 1407184610Salfred if (error) { 1408184610Salfred break; 1409184610Salfred } 1410184610Salfred mtx_lock(f->priv_mtx); 1411184610Salfred usb2_transfer_start(f->fs_xfer[u.pstart->ep_index]); 1412184610Salfred mtx_unlock(f->priv_mtx); 1413184610Salfred break; 1414184610Salfred 1415184610Salfred case USB_FS_STOP: 1416184610Salfred if (u.pstop->ep_index >= f->fs_ep_max) { 1417184610Salfred error = EINVAL; 1418184610Salfred break; 1419184610Salfred } 1420184610Salfred mtx_lock(f->priv_mtx); 1421184610Salfred usb2_transfer_stop(f->fs_xfer[u.pstop->ep_index]); 1422184610Salfred mtx_unlock(f->priv_mtx); 1423184610Salfred break; 1424184610Salfred 1425184610Salfred case USB_FS_OPEN: 1426184610Salfred if (u.popen->ep_index >= f->fs_ep_max) { 1427184610Salfred error = EINVAL; 1428184610Salfred break; 1429184610Salfred } 1430184610Salfred if (f->fs_xfer[u.popen->ep_index] != NULL) { 1431184610Salfred error = EBUSY; 1432184610Salfred break; 1433184610Salfred } 1434184610Salfred if (u.popen->max_bufsize > USB_FS_MAX_BUFSIZE) { 1435184610Salfred u.popen->max_bufsize = USB_FS_MAX_BUFSIZE; 1436184610Salfred } 1437184610Salfred if (u.popen->max_frames > USB_FS_MAX_FRAMES) { 1438184610Salfred u.popen->max_frames = USB_FS_MAX_FRAMES; 1439184610Salfred break; 1440184610Salfred } 1441184610Salfred if (u.popen->max_frames == 0) { 1442184610Salfred error = EINVAL; 1443184610Salfred break; 1444184610Salfred } 1445184610Salfred pipe = usb2_get_pipe_by_addr(f->udev, u.popen->ep_no); 1446184610Salfred if (pipe == NULL) { 1447184610Salfred error = EINVAL; 1448184610Salfred break; 1449184610Salfred } 1450184610Salfred ed = pipe->edesc; 1451184610Salfred if (ed == NULL) { 1452184610Salfred error = ENXIO; 1453184610Salfred break; 1454184610Salfred } 1455184610Salfred iface_index = pipe->iface_index; 1456184610Salfred 1457184610Salfred bzero(usb2_config, sizeof(usb2_config)); 1458184610Salfred 1459184610Salfred usb2_config[0].type = ed->bmAttributes & UE_XFERTYPE; 1460184610Salfred usb2_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 1461184610Salfred usb2_config[0].direction = ed->bEndpointAddress & (UE_DIR_OUT | UE_DIR_IN); 1462190734Sthompsa usb2_config[0].interval = USB_DEFAULT_INTERVAL; 1463190734Sthompsa usb2_config[0].flags.proxy_buffer = 1; 1464190734Sthompsa usb2_config[0].callback = &ugen_default_fs_callback; 1465190734Sthompsa usb2_config[0].timeout = 0; /* no timeout */ 1466190734Sthompsa usb2_config[0].frames = u.popen->max_frames; 1467190734Sthompsa usb2_config[0].bufsize = u.popen->max_bufsize; 1468190734Sthompsa usb2_config[0].usb_mode = USB_MODE_MAX; /* both modes */ 1469184610Salfred 1470184610Salfred if (usb2_config[0].type == UE_CONTROL) { 1471184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1472184610Salfred error = EINVAL; 1473184610Salfred break; 1474184610Salfred } 1475184610Salfred } else { 1476184610Salfred 1477184610Salfred isread = ((usb2_config[0].endpoint & 1478184610Salfred (UE_DIR_IN | UE_DIR_OUT)) == UE_DIR_IN); 1479184610Salfred 1480184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1481184610Salfred isread = !isread; 1482184610Salfred } 1483184610Salfred /* check permissions */ 1484184610Salfred if (isread) { 1485184610Salfred if (!(fflags & FREAD)) { 1486184610Salfred error = EPERM; 1487184610Salfred break; 1488184610Salfred } 1489184610Salfred } else { 1490184610Salfred if (!(fflags & FWRITE)) { 1491184610Salfred error = EPERM; 1492184610Salfred break; 1493184610Salfred } 1494184610Salfred } 1495184610Salfred } 1496184610Salfred error = usb2_transfer_setup(f->udev, &iface_index, 1497184610Salfred f->fs_xfer + u.popen->ep_index, usb2_config, 1, 1498184610Salfred f, f->priv_mtx); 1499184610Salfred if (error == 0) { 1500184610Salfred /* update maximums */ 1501184610Salfred u.popen->max_packet_length = 1502184610Salfred f->fs_xfer[u.popen->ep_index]->max_frame_size; 1503184610Salfred u.popen->max_bufsize = 1504184610Salfred f->fs_xfer[u.popen->ep_index]->max_data_length; 1505184610Salfred f->fs_xfer[u.popen->ep_index]->priv_fifo = 1506184610Salfred ((uint8_t *)0) + u.popen->ep_index; 1507184610Salfred } else { 1508184610Salfred error = ENOMEM; 1509184610Salfred } 1510184610Salfred break; 1511184610Salfred 1512184610Salfred case USB_FS_CLOSE: 1513184610Salfred if (u.pclose->ep_index >= f->fs_ep_max) { 1514184610Salfred error = EINVAL; 1515184610Salfred break; 1516184610Salfred } 1517184610Salfred if (f->fs_xfer[u.pclose->ep_index] == NULL) { 1518184610Salfred error = EINVAL; 1519184610Salfred break; 1520184610Salfred } 1521184610Salfred usb2_transfer_unsetup(f->fs_xfer + u.pclose->ep_index, 1); 1522184610Salfred break; 1523184610Salfred 1524184610Salfred case USB_FS_CLEAR_STALL_SYNC: 1525184610Salfred if (u.pstall->ep_index >= f->fs_ep_max) { 1526184610Salfred error = EINVAL; 1527184610Salfred break; 1528184610Salfred } 1529184610Salfred if (f->fs_xfer[u.pstall->ep_index] == NULL) { 1530184610Salfred error = EINVAL; 1531184610Salfred break; 1532184610Salfred } 1533184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1534184610Salfred error = EINVAL; 1535184610Salfred break; 1536184610Salfred } 1537184610Salfred mtx_lock(f->priv_mtx); 1538184610Salfred error = usb2_transfer_pending(f->fs_xfer[u.pstall->ep_index]); 1539184610Salfred mtx_unlock(f->priv_mtx); 1540184610Salfred 1541184610Salfred if (error) { 1542184610Salfred return (EBUSY); 1543184610Salfred } 1544184610Salfred pipe = f->fs_xfer[u.pstall->ep_index]->pipe; 1545184610Salfred 1546184610Salfred /* setup a clear-stall packet */ 1547184610Salfred req.bmRequestType = UT_WRITE_ENDPOINT; 1548184610Salfred req.bRequest = UR_CLEAR_FEATURE; 1549184610Salfred USETW(req.wValue, UF_ENDPOINT_HALT); 1550184610Salfred req.wIndex[0] = pipe->edesc->bEndpointAddress; 1551184610Salfred req.wIndex[1] = 0; 1552184610Salfred USETW(req.wLength, 0); 1553184610Salfred 1554184610Salfred error = usb2_do_request(f->udev, NULL, &req, NULL); 1555184610Salfred if (error == 0) { 1556184610Salfred usb2_clear_data_toggle(f->udev, pipe); 1557184610Salfred } else { 1558184610Salfred error = ENXIO; 1559184610Salfred } 1560184610Salfred break; 1561184610Salfred 1562184610Salfred default: 1563185087Salfred error = ENOIOCTL; 1564184610Salfred break; 1565184610Salfred } 1566185087Salfred 1567185087Salfred DPRINTFN(6, "error=%d\n", error); 1568185087Salfred 1569184610Salfred return (error); 1570184610Salfred} 1571184610Salfred 1572184610Salfredstatic int 1573184610Salfredugen_set_short_xfer(struct usb2_fifo *f, void *addr) 1574184610Salfred{ 1575184610Salfred uint8_t t; 1576184610Salfred 1577184610Salfred if (*(int *)addr) 1578184610Salfred t = 1; 1579184610Salfred else 1580184610Salfred t = 0; 1581184610Salfred 1582184610Salfred if (f->flag_short == t) { 1583184610Salfred /* same value like before - accept */ 1584184610Salfred return (0); 1585184610Salfred } 1586184610Salfred if (f->xfer[0] || f->xfer[1]) { 1587184610Salfred /* cannot change this during transfer */ 1588184610Salfred return (EBUSY); 1589184610Salfred } 1590184610Salfred f->flag_short = t; 1591184610Salfred return (0); 1592184610Salfred} 1593184610Salfred 1594184610Salfredstatic int 1595184610Salfredugen_set_timeout(struct usb2_fifo *f, void *addr) 1596184610Salfred{ 1597184610Salfred f->timeout = *(int *)addr; 1598184610Salfred if (f->timeout > 65535) { 1599184610Salfred /* limit user input */ 1600184610Salfred f->timeout = 65535; 1601184610Salfred } 1602184610Salfred return (0); 1603184610Salfred} 1604184610Salfred 1605184610Salfredstatic int 1606184610Salfredugen_get_frame_size(struct usb2_fifo *f, void *addr) 1607184610Salfred{ 1608184610Salfred if (f->xfer[0]) { 1609184610Salfred *(int *)addr = f->xfer[0]->max_frame_size; 1610184610Salfred } else { 1611184610Salfred return (EINVAL); 1612184610Salfred } 1613184610Salfred return (0); 1614184610Salfred} 1615184610Salfred 1616184610Salfredstatic int 1617184610Salfredugen_set_buffer_size(struct usb2_fifo *f, void *addr) 1618184610Salfred{ 1619190181Sthompsa usb2_frlength_t t; 1620184610Salfred 1621190188Sthompsa if (*(int *)addr < 0) 1622190188Sthompsa t = 0; /* use "wMaxPacketSize" */ 1623184610Salfred else if (*(int *)addr < (256 * 1024)) 1624184610Salfred t = *(int *)addr; 1625184610Salfred else 1626184610Salfred t = 256 * 1024; 1627184610Salfred 1628184610Salfred if (f->bufsize == t) { 1629184610Salfred /* same value like before - accept */ 1630184610Salfred return (0); 1631184610Salfred } 1632184610Salfred if (f->xfer[0] || f->xfer[1]) { 1633184610Salfred /* cannot change this during transfer */ 1634184610Salfred return (EBUSY); 1635184610Salfred } 1636184610Salfred f->bufsize = t; 1637184610Salfred return (0); 1638184610Salfred} 1639184610Salfred 1640184610Salfredstatic int 1641184610Salfredugen_get_buffer_size(struct usb2_fifo *f, void *addr) 1642184610Salfred{ 1643184610Salfred *(int *)addr = f->bufsize; 1644184610Salfred return (0); 1645184610Salfred} 1646184610Salfred 1647184610Salfredstatic int 1648184610Salfredugen_get_iface_desc(struct usb2_fifo *f, 1649184610Salfred struct usb2_interface_descriptor *idesc) 1650184610Salfred{ 1651184610Salfred struct usb2_interface *iface; 1652184610Salfred 1653184610Salfred iface = usb2_get_iface(f->udev, f->iface_index); 1654184610Salfred if (iface && iface->idesc) { 1655184610Salfred *idesc = *(iface->idesc); 1656184610Salfred } else { 1657184610Salfred return (EIO); 1658184610Salfred } 1659184610Salfred return (0); 1660184610Salfred} 1661184610Salfred 1662184610Salfredstatic int 1663184610Salfredugen_get_endpoint_desc(struct usb2_fifo *f, 1664184610Salfred struct usb2_endpoint_descriptor *ed) 1665184610Salfred{ 1666184610Salfred struct usb2_pipe *pipe; 1667184610Salfred 1668184610Salfred pipe = f->priv_sc0; 1669184610Salfred 1670184610Salfred if (pipe && pipe->edesc) { 1671184610Salfred *ed = *pipe->edesc; 1672184610Salfred } else { 1673184610Salfred return (EINVAL); 1674184610Salfred } 1675184610Salfred return (0); 1676184610Salfred} 1677184610Salfred 1678184610Salfredstatic int 1679184610Salfredugen_set_power_mode(struct usb2_fifo *f, int mode) 1680184610Salfred{ 1681184610Salfred struct usb2_device *udev = f->udev; 1682184610Salfred int err; 1683187169Sthompsa uint8_t old_mode; 1684184610Salfred 1685184610Salfred if ((udev == NULL) || 1686184610Salfred (udev->parent_hub == NULL)) { 1687184610Salfred return (EINVAL); 1688184610Salfred } 1689189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1690187169Sthompsa if (err) 1691184610Salfred return (err); 1692187169Sthompsa 1693187169Sthompsa /* get old power mode */ 1694187169Sthompsa old_mode = udev->power_mode; 1695187169Sthompsa 1696187169Sthompsa /* if no change, then just return */ 1697187169Sthompsa if (old_mode == mode) 1698187169Sthompsa return (0); 1699187169Sthompsa 1700184610Salfred switch (mode) { 1701184610Salfred case USB_POWER_MODE_OFF: 1702187164Sthompsa /* get the device unconfigured */ 1703187164Sthompsa err = ugen_set_config(f, USB_UNCONFIG_INDEX); 1704187164Sthompsa if (err) { 1705187164Sthompsa DPRINTFN(0, "Could not unconfigure " 1706187164Sthompsa "device (ignored)\n"); 1707187164Sthompsa } 1708184610Salfred 1709184610Salfred /* clear port enable */ 1710184610Salfred err = usb2_req_clear_port_feature(udev->parent_hub, 1711184610Salfred NULL, udev->port_no, UHF_PORT_ENABLE); 1712184610Salfred break; 1713184610Salfred 1714184610Salfred case USB_POWER_MODE_ON: 1715186730Salfred case USB_POWER_MODE_SAVE: 1716186730Salfred break; 1717184610Salfred 1718184610Salfred case USB_POWER_MODE_RESUME: 1719184610Salfred err = usb2_req_clear_port_feature(udev->parent_hub, 1720184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1721186730Salfred mode = USB_POWER_MODE_SAVE; 1722184610Salfred break; 1723184610Salfred 1724184610Salfred case USB_POWER_MODE_SUSPEND: 1725184610Salfred err = usb2_req_set_port_feature(udev->parent_hub, 1726184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1727186730Salfred mode = USB_POWER_MODE_SAVE; 1728184610Salfred break; 1729186730Salfred 1730184610Salfred default: 1731184610Salfred return (EINVAL); 1732184610Salfred } 1733184610Salfred 1734184610Salfred if (err) 1735184610Salfred return (ENXIO); /* I/O failure */ 1736184610Salfred 1737187169Sthompsa /* if we are powered off we need to re-enumerate first */ 1738187169Sthompsa if (old_mode == USB_POWER_MODE_OFF) { 1739187169Sthompsa err = ugen_re_enumerate(f); 1740187169Sthompsa if (err) 1741187169Sthompsa return (err); 1742187169Sthompsa } 1743187169Sthompsa 1744186730Salfred /* set new power mode */ 1745186730Salfred usb2_set_power_mode(udev, mode); 1746184610Salfred 1747184610Salfred return (0); /* success */ 1748184610Salfred} 1749184610Salfred 1750184610Salfredstatic int 1751184610Salfredugen_get_power_mode(struct usb2_fifo *f) 1752184610Salfred{ 1753184610Salfred struct usb2_device *udev = f->udev; 1754184610Salfred 1755184610Salfred if ((udev == NULL) || 1756184610Salfred (udev->parent_hub == NULL)) { 1757184610Salfred return (USB_POWER_MODE_ON); 1758184610Salfred } 1759184610Salfred return (udev->power_mode); 1760184610Salfred} 1761184610Salfred 1762184610Salfredstatic int 1763184610Salfredugen_do_port_feature(struct usb2_fifo *f, uint8_t port_no, 1764184610Salfred uint8_t set, uint16_t feature) 1765184610Salfred{ 1766184610Salfred struct usb2_device *udev = f->udev; 1767184610Salfred struct usb2_hub *hub; 1768184610Salfred int err; 1769184610Salfred 1770189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1771184610Salfred if (err) { 1772184610Salfred return (err); 1773184610Salfred } 1774184610Salfred if (port_no == 0) { 1775184610Salfred return (EINVAL); 1776184610Salfred } 1777184610Salfred if ((udev == NULL) || 1778184610Salfred (udev->hub == NULL)) { 1779184610Salfred return (EINVAL); 1780184610Salfred } 1781184610Salfred hub = udev->hub; 1782184610Salfred 1783184610Salfred if (port_no > hub->nports) { 1784184610Salfred return (EINVAL); 1785184610Salfred } 1786184610Salfred if (set) 1787184610Salfred err = usb2_req_set_port_feature(udev, 1788184610Salfred NULL, port_no, feature); 1789184610Salfred else 1790184610Salfred err = usb2_req_clear_port_feature(udev, 1791184610Salfred NULL, port_no, feature); 1792184610Salfred 1793184610Salfred if (err) 1794184610Salfred return (ENXIO); /* failure */ 1795184610Salfred 1796184610Salfred return (0); /* success */ 1797184610Salfred} 1798184610Salfred 1799184610Salfredstatic int 1800184610Salfredugen_iface_ioctl(struct usb2_fifo *f, u_long cmd, void *addr, int fflags) 1801184610Salfred{ 1802184610Salfred struct usb2_fifo *f_rx; 1803184610Salfred struct usb2_fifo *f_tx; 1804184610Salfred int error = 0; 1805184610Salfred 1806184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1807184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1808184610Salfred 1809184610Salfred switch (cmd) { 1810184610Salfred case USB_SET_RX_SHORT_XFER: 1811184610Salfred if (fflags & FREAD) { 1812184610Salfred error = ugen_set_short_xfer(f_rx, addr); 1813184610Salfred } else { 1814184610Salfred error = EINVAL; 1815184610Salfred } 1816184610Salfred break; 1817184610Salfred 1818184610Salfred case USB_SET_TX_FORCE_SHORT: 1819184610Salfred if (fflags & FWRITE) { 1820184610Salfred error = ugen_set_short_xfer(f_tx, addr); 1821184610Salfred } else { 1822184610Salfred error = EINVAL; 1823184610Salfred } 1824184610Salfred break; 1825184610Salfred 1826184610Salfred case USB_SET_RX_TIMEOUT: 1827184610Salfred if (fflags & FREAD) { 1828184610Salfred error = ugen_set_timeout(f_rx, addr); 1829184610Salfred } else { 1830184610Salfred error = EINVAL; 1831184610Salfred } 1832184610Salfred break; 1833184610Salfred 1834184610Salfred case USB_SET_TX_TIMEOUT: 1835184610Salfred if (fflags & FWRITE) { 1836184610Salfred error = ugen_set_timeout(f_tx, addr); 1837184610Salfred } else { 1838184610Salfred error = EINVAL; 1839184610Salfred } 1840184610Salfred break; 1841184610Salfred 1842184610Salfred case USB_GET_RX_FRAME_SIZE: 1843184610Salfred if (fflags & FREAD) { 1844184610Salfred error = ugen_get_frame_size(f_rx, addr); 1845184610Salfred } else { 1846184610Salfred error = EINVAL; 1847184610Salfred } 1848184610Salfred break; 1849184610Salfred 1850184610Salfred case USB_GET_TX_FRAME_SIZE: 1851184610Salfred if (fflags & FWRITE) { 1852184610Salfred error = ugen_get_frame_size(f_tx, addr); 1853184610Salfred } else { 1854184610Salfred error = EINVAL; 1855184610Salfred } 1856184610Salfred break; 1857184610Salfred 1858184610Salfred case USB_SET_RX_BUFFER_SIZE: 1859184610Salfred if (fflags & FREAD) { 1860184610Salfred error = ugen_set_buffer_size(f_rx, addr); 1861184610Salfred } else { 1862184610Salfred error = EINVAL; 1863184610Salfred } 1864184610Salfred break; 1865184610Salfred 1866184610Salfred case USB_SET_TX_BUFFER_SIZE: 1867184610Salfred if (fflags & FWRITE) { 1868184610Salfred error = ugen_set_buffer_size(f_tx, addr); 1869184610Salfred } else { 1870184610Salfred error = EINVAL; 1871184610Salfred } 1872184610Salfred break; 1873184610Salfred 1874184610Salfred case USB_GET_RX_BUFFER_SIZE: 1875184610Salfred if (fflags & FREAD) { 1876184610Salfred error = ugen_get_buffer_size(f_rx, addr); 1877184610Salfred } else { 1878184610Salfred error = EINVAL; 1879184610Salfred } 1880184610Salfred break; 1881184610Salfred 1882184610Salfred case USB_GET_TX_BUFFER_SIZE: 1883184610Salfred if (fflags & FWRITE) { 1884184610Salfred error = ugen_get_buffer_size(f_tx, addr); 1885184610Salfred } else { 1886184610Salfred error = EINVAL; 1887184610Salfred } 1888184610Salfred break; 1889184610Salfred 1890184610Salfred case USB_GET_RX_INTERFACE_DESC: 1891184610Salfred if (fflags & FREAD) { 1892184610Salfred error = ugen_get_iface_desc(f_rx, addr); 1893184610Salfred } else { 1894184610Salfred error = EINVAL; 1895184610Salfred } 1896184610Salfred break; 1897184610Salfred 1898184610Salfred case USB_GET_TX_INTERFACE_DESC: 1899184610Salfred if (fflags & FWRITE) { 1900184610Salfred error = ugen_get_iface_desc(f_tx, addr); 1901184610Salfred } else { 1902184610Salfred error = EINVAL; 1903184610Salfred } 1904184610Salfred break; 1905184610Salfred 1906184610Salfred case USB_GET_RX_ENDPOINT_DESC: 1907184610Salfred if (fflags & FREAD) { 1908184610Salfred error = ugen_get_endpoint_desc(f_rx, addr); 1909184610Salfred } else { 1910184610Salfred error = EINVAL; 1911184610Salfred } 1912184610Salfred break; 1913184610Salfred 1914184610Salfred case USB_GET_TX_ENDPOINT_DESC: 1915184610Salfred if (fflags & FWRITE) { 1916184610Salfred error = ugen_get_endpoint_desc(f_tx, addr); 1917184610Salfred } else { 1918184610Salfred error = EINVAL; 1919184610Salfred } 1920184610Salfred break; 1921184610Salfred 1922184610Salfred case USB_SET_RX_STALL_FLAG: 1923184610Salfred if ((fflags & FREAD) && (*(int *)addr)) { 1924184610Salfred f_rx->flag_stall = 1; 1925184610Salfred } 1926184610Salfred break; 1927184610Salfred 1928184610Salfred case USB_SET_TX_STALL_FLAG: 1929184610Salfred if ((fflags & FWRITE) && (*(int *)addr)) { 1930184610Salfred f_tx->flag_stall = 1; 1931184610Salfred } 1932184610Salfred break; 1933184610Salfred 1934184610Salfred default: 1935185087Salfred error = ENOIOCTL; 1936184610Salfred break; 1937184610Salfred } 1938184610Salfred return (error); 1939184610Salfred} 1940184610Salfred 1941184610Salfredstatic int 1942189110Sthompsaugen_ioctl_post(struct usb2_fifo *f, u_long cmd, void *addr, int fflags) 1943184610Salfred{ 1944184610Salfred union { 1945184610Salfred struct usb2_interface_descriptor *idesc; 1946184610Salfred struct usb2_alt_interface *ai; 1947184610Salfred struct usb2_device_descriptor *ddesc; 1948184610Salfred struct usb2_config_descriptor *cdesc; 1949184610Salfred struct usb2_device_stats *stat; 1950185087Salfred struct usb2_fs_init *pinit; 1951185087Salfred struct usb2_fs_uninit *puninit; 1952184610Salfred uint32_t *ptime; 1953184610Salfred void *addr; 1954184610Salfred int *pint; 1955184610Salfred } u; 1956184610Salfred struct usb2_device_descriptor *dtemp; 1957184610Salfred struct usb2_config_descriptor *ctemp; 1958184610Salfred struct usb2_interface *iface; 1959184610Salfred int error = 0; 1960184610Salfred uint8_t n; 1961184610Salfred 1962184610Salfred u.addr = addr; 1963184610Salfred 1964185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1965185087Salfred 1966184610Salfred switch (cmd) { 1967184610Salfred case USB_DISCOVER: 1968184610Salfred usb2_needs_explore_all(); 1969184610Salfred break; 1970184610Salfred 1971184610Salfred case USB_SETDEBUG: 1972184610Salfred if (!(fflags & FWRITE)) { 1973184610Salfred error = EPERM; 1974184610Salfred break; 1975184610Salfred } 1976184610Salfred usb2_debug = *(int *)addr; 1977184610Salfred break; 1978184610Salfred 1979184610Salfred case USB_GET_CONFIG: 1980184610Salfred *(int *)addr = f->udev->curr_config_index; 1981184610Salfred break; 1982184610Salfred 1983184610Salfred case USB_SET_CONFIG: 1984184610Salfred if (!(fflags & FWRITE)) { 1985184610Salfred error = EPERM; 1986184610Salfred break; 1987184610Salfred } 1988184610Salfred error = ugen_set_config(f, *(int *)addr); 1989184610Salfred break; 1990184610Salfred 1991184610Salfred case USB_GET_ALTINTERFACE: 1992184610Salfred iface = usb2_get_iface(f->udev, 1993184610Salfred u.ai->uai_interface_index); 1994184610Salfred if (iface && iface->idesc) { 1995184610Salfred u.ai->uai_alt_index = iface->alt_index; 1996184610Salfred } else { 1997184610Salfred error = EINVAL; 1998184610Salfred } 1999184610Salfred break; 2000184610Salfred 2001184610Salfred case USB_SET_ALTINTERFACE: 2002184610Salfred if (!(fflags & FWRITE)) { 2003184610Salfred error = EPERM; 2004184610Salfred break; 2005184610Salfred } 2006184610Salfred error = ugen_set_interface(f, 2007184610Salfred u.ai->uai_interface_index, u.ai->uai_alt_index); 2008184610Salfred break; 2009184610Salfred 2010184610Salfred case USB_GET_DEVICE_DESC: 2011184610Salfred dtemp = usb2_get_device_descriptor(f->udev); 2012184610Salfred if (!dtemp) { 2013184610Salfred error = EIO; 2014184610Salfred break; 2015184610Salfred } 2016184610Salfred *u.ddesc = *dtemp; 2017184610Salfred break; 2018184610Salfred 2019184610Salfred case USB_GET_CONFIG_DESC: 2020184610Salfred ctemp = usb2_get_config_descriptor(f->udev); 2021184610Salfred if (!ctemp) { 2022184610Salfred error = EIO; 2023184610Salfred break; 2024184610Salfred } 2025184610Salfred *u.cdesc = *ctemp; 2026184610Salfred break; 2027184610Salfred 2028184610Salfred case USB_GET_FULL_DESC: 2029184610Salfred error = ugen_get_cdesc(f, addr); 2030184610Salfred break; 2031184610Salfred 2032184610Salfred case USB_GET_STRING_DESC: 2033184610Salfred error = ugen_get_sdesc(f, addr); 2034184610Salfred break; 2035184610Salfred 2036188622Sthompsa case USB_GET_IFACE_DRIVER: 2037188622Sthompsa error = ugen_get_iface_driver(f, addr); 2038188622Sthompsa break; 2039188622Sthompsa 2040184610Salfred case USB_REQUEST: 2041184610Salfred case USB_DO_REQUEST: 2042184610Salfred if (!(fflags & FWRITE)) { 2043184610Salfred error = EPERM; 2044184610Salfred break; 2045184610Salfred } 2046184610Salfred error = ugen_do_request(f, addr); 2047184610Salfred break; 2048184610Salfred 2049184610Salfred case USB_DEVICEINFO: 2050184610Salfred case USB_GET_DEVICEINFO: 2051184610Salfred error = usb2_gen_fill_deviceinfo(f, addr); 2052184610Salfred break; 2053184610Salfred 2054184610Salfred case USB_DEVICESTATS: 2055184610Salfred for (n = 0; n != 4; n++) { 2056184610Salfred 2057184610Salfred u.stat->uds_requests_fail[n] = 2058184610Salfred f->udev->bus->stats_err.uds_requests[n]; 2059184610Salfred 2060184610Salfred u.stat->uds_requests_ok[n] = 2061184610Salfred f->udev->bus->stats_ok.uds_requests[n]; 2062184610Salfred } 2063184610Salfred break; 2064184610Salfred 2065184610Salfred case USB_DEVICEENUMERATE: 2066184610Salfred error = ugen_re_enumerate(f); 2067184610Salfred break; 2068184610Salfred 2069184610Salfred case USB_GET_PLUGTIME: 2070184610Salfred *u.ptime = f->udev->plugtime; 2071184610Salfred break; 2072184610Salfred 2073184610Salfred case USB_CLAIM_INTERFACE: 2074184610Salfred case USB_RELEASE_INTERFACE: 2075184610Salfred /* TODO */ 2076184610Salfred break; 2077184610Salfred 2078184610Salfred case USB_IFACE_DRIVER_ACTIVE: 2079184610Salfred /* TODO */ 2080184610Salfred *u.pint = 0; 2081184610Salfred break; 2082184610Salfred 2083184610Salfred case USB_IFACE_DRIVER_DETACH: 2084184610Salfred /* TODO */ 2085184610Salfred error = priv_check(curthread, PRIV_DRIVER); 2086184610Salfred if (error) { 2087184610Salfred break; 2088184610Salfred } 2089184610Salfred error = EINVAL; 2090184610Salfred break; 2091184610Salfred 2092184610Salfred case USB_SET_POWER_MODE: 2093184610Salfred error = ugen_set_power_mode(f, *u.pint); 2094184610Salfred break; 2095184610Salfred 2096184610Salfred case USB_GET_POWER_MODE: 2097184610Salfred *u.pint = ugen_get_power_mode(f); 2098184610Salfred break; 2099184610Salfred 2100184610Salfred case USB_SET_PORT_ENABLE: 2101184610Salfred error = ugen_do_port_feature(f, 2102184610Salfred *u.pint, 1, UHF_PORT_ENABLE); 2103184610Salfred break; 2104184610Salfred 2105184610Salfred case USB_SET_PORT_DISABLE: 2106184610Salfred error = ugen_do_port_feature(f, 2107184610Salfred *u.pint, 0, UHF_PORT_ENABLE); 2108184610Salfred break; 2109184610Salfred 2110185087Salfred case USB_FS_INIT: 2111185087Salfred /* verify input parameters */ 2112185087Salfred if (u.pinit->pEndpoints == NULL) { 2113185087Salfred error = EINVAL; 2114185087Salfred break; 2115185087Salfred } 2116185087Salfred if (u.pinit->ep_index_max > 127) { 2117185087Salfred error = EINVAL; 2118185087Salfred break; 2119185087Salfred } 2120185087Salfred if (u.pinit->ep_index_max == 0) { 2121185087Salfred error = EINVAL; 2122185087Salfred break; 2123185087Salfred } 2124185087Salfred if (f->fs_xfer != NULL) { 2125185087Salfred error = EBUSY; 2126185087Salfred break; 2127185087Salfred } 2128185087Salfred if (f->dev_ep_index != 0) { 2129185087Salfred error = EINVAL; 2130185087Salfred break; 2131185087Salfred } 2132185087Salfred if (ugen_fifo_in_use(f, fflags)) { 2133185087Salfred error = EBUSY; 2134185087Salfred break; 2135185087Salfred } 2136185087Salfred error = usb2_fifo_alloc_buffer(f, 1, u.pinit->ep_index_max); 2137185087Salfred if (error) { 2138185087Salfred break; 2139185087Salfred } 2140185087Salfred f->fs_xfer = malloc(sizeof(f->fs_xfer[0]) * 2141185087Salfred u.pinit->ep_index_max, M_USB, M_WAITOK | M_ZERO); 2142185087Salfred if (f->fs_xfer == NULL) { 2143185087Salfred usb2_fifo_free_buffer(f); 2144185087Salfred error = ENOMEM; 2145185087Salfred break; 2146185087Salfred } 2147185087Salfred f->fs_ep_max = u.pinit->ep_index_max; 2148185087Salfred f->fs_ep_ptr = u.pinit->pEndpoints; 2149184610Salfred break; 2150184610Salfred 2151185087Salfred case USB_FS_UNINIT: 2152185087Salfred if (u.puninit->dummy != 0) { 2153185087Salfred error = EINVAL; 2154185087Salfred break; 2155185087Salfred } 2156185087Salfred error = ugen_fs_uninit(f); 2157185087Salfred break; 2158184610Salfred 2159185087Salfred default: 2160185087Salfred mtx_lock(f->priv_mtx); 2161185087Salfred error = ugen_iface_ioctl(f, cmd, addr, fflags); 2162185087Salfred mtx_unlock(f->priv_mtx); 2163185087Salfred break; 2164184610Salfred } 2165184610Salfred DPRINTFN(6, "error=%d\n", error); 2166184610Salfred return (error); 2167184610Salfred} 2168184610Salfred 2169184610Salfredstatic void 2170184610Salfredugen_default_fs_callback(struct usb2_xfer *xfer) 2171184610Salfred{ 2172184610Salfred ; /* workaround for a bug in "indent" */ 2173184610Salfred 2174184610Salfred DPRINTF("st=%u alen=%u aframes=%u\n", 2175184610Salfred USB_GET_STATE(xfer), xfer->actlen, xfer->aframes); 2176184610Salfred 2177184610Salfred switch (USB_GET_STATE(xfer)) { 2178184610Salfred case USB_ST_SETUP: 2179184610Salfred usb2_start_hardware(xfer); 2180184610Salfred break; 2181184610Salfred default: 2182184610Salfred ugen_fs_set_complete(xfer->priv_sc, USB_P2U(xfer->priv_fifo)); 2183184610Salfred break; 2184184610Salfred } 2185184610Salfred} 2186190191Sthompsa#endif /* USB_HAVE_UGEN */ 2187