usb_generic.c revision 190181
1184610Salfred/* $FreeBSD: head/sys/dev/usb/usb_generic.c 190181 2009-03-20 21:50:54Z 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 50184610Salfred/* defines */ 51184610Salfred 52184610Salfred#define UGEN_BULK_FS_BUFFER_SIZE (64*32) /* bytes */ 53184610Salfred#define UGEN_BULK_HS_BUFFER_SIZE (1024*32) /* bytes */ 54184610Salfred#define UGEN_HW_FRAMES 50 /* number of milliseconds per transfer */ 55184610Salfred 56184610Salfred/* function prototypes */ 57184610Salfred 58184610Salfredstatic usb2_callback_t ugen_read_clear_stall_callback; 59184610Salfredstatic usb2_callback_t ugen_write_clear_stall_callback; 60184610Salfredstatic usb2_callback_t ugen_default_read_callback; 61184610Salfredstatic usb2_callback_t ugen_default_write_callback; 62184610Salfredstatic usb2_callback_t ugen_isoc_read_callback; 63184610Salfredstatic usb2_callback_t ugen_isoc_write_callback; 64184610Salfredstatic usb2_callback_t ugen_default_fs_callback; 65184610Salfred 66184610Salfredstatic usb2_fifo_open_t ugen_open; 67184610Salfredstatic usb2_fifo_close_t ugen_close; 68184610Salfredstatic usb2_fifo_ioctl_t ugen_ioctl; 69185087Salfredstatic usb2_fifo_ioctl_t ugen_ioctl_post; 70184610Salfredstatic usb2_fifo_cmd_t ugen_start_read; 71184610Salfredstatic usb2_fifo_cmd_t ugen_start_write; 72184610Salfredstatic usb2_fifo_cmd_t ugen_stop_io; 73184610Salfred 74185948Sthompsastatic int ugen_transfer_setup(struct usb2_fifo *, 75185948Sthompsa const struct usb2_config *, uint8_t); 76185948Sthompsastatic int ugen_open_pipe_write(struct usb2_fifo *); 77185948Sthompsastatic int ugen_open_pipe_read(struct usb2_fifo *); 78185948Sthompsastatic int ugen_set_config(struct usb2_fifo *, uint8_t); 79185948Sthompsastatic int ugen_set_interface(struct usb2_fifo *, uint8_t, uint8_t); 80185948Sthompsastatic int ugen_get_cdesc(struct usb2_fifo *, struct usb2_gen_descriptor *); 81185948Sthompsastatic int ugen_get_sdesc(struct usb2_fifo *, struct usb2_gen_descriptor *); 82188622Sthompsastatic int ugen_get_iface_driver(struct usb2_fifo *f, struct usb2_gen_descriptor *ugd); 83185948Sthompsastatic int usb2_gen_fill_deviceinfo(struct usb2_fifo *, 84185948Sthompsa struct usb2_device_info *); 85185948Sthompsastatic int ugen_re_enumerate(struct usb2_fifo *); 86185948Sthompsastatic int ugen_iface_ioctl(struct usb2_fifo *, u_long, void *, int); 87185948Sthompsastatic uint8_t ugen_fs_get_complete(struct usb2_fifo *, uint8_t *); 88185290Salfredstatic int ugen_fs_uninit(struct usb2_fifo *f); 89184610Salfred 90184610Salfred/* structures */ 91184610Salfred 92184610Salfredstruct usb2_fifo_methods usb2_ugen_methods = { 93184610Salfred .f_open = &ugen_open, 94184610Salfred .f_close = &ugen_close, 95184610Salfred .f_ioctl = &ugen_ioctl, 96185087Salfred .f_ioctl_post = &ugen_ioctl_post, 97184610Salfred .f_start_read = &ugen_start_read, 98184610Salfred .f_stop_read = &ugen_stop_io, 99184610Salfred .f_start_write = &ugen_start_write, 100184610Salfred .f_stop_write = &ugen_stop_io, 101184610Salfred}; 102184610Salfred 103184610Salfred#if USB_DEBUG 104184610Salfredstatic int ugen_debug = 0; 105184610Salfred 106184610SalfredSYSCTL_NODE(_hw_usb2, OID_AUTO, ugen, CTLFLAG_RW, 0, "USB generic"); 107184610SalfredSYSCTL_INT(_hw_usb2_ugen, OID_AUTO, debug, CTLFLAG_RW, &ugen_debug, 108184610Salfred 0, "Debug level"); 109184610Salfred#endif 110184610Salfred 111184610Salfred 112184610Salfred/* prototypes */ 113184610Salfred 114184610Salfredstatic int 115184610Salfredugen_transfer_setup(struct usb2_fifo *f, 116184610Salfred const struct usb2_config *setup, uint8_t n_setup) 117184610Salfred{ 118184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 119184610Salfred struct usb2_device *udev = f->udev; 120184610Salfred uint8_t iface_index = pipe->iface_index; 121184610Salfred int error; 122184610Salfred 123184610Salfred mtx_unlock(f->priv_mtx); 124184610Salfred 125184610Salfred /* 126184610Salfred * "usb2_transfer_setup()" can sleep so one needs to make a wrapper, 127184610Salfred * exiting the mutex and checking things 128184610Salfred */ 129184610Salfred error = usb2_transfer_setup(udev, &iface_index, f->xfer, 130184610Salfred setup, n_setup, f, f->priv_mtx); 131184610Salfred if (error == 0) { 132184610Salfred 133184610Salfred if (f->xfer[0]->nframes == 1) { 134184610Salfred error = usb2_fifo_alloc_buffer(f, 135184610Salfred f->xfer[0]->max_data_length, 2); 136184610Salfred } else { 137184610Salfred error = usb2_fifo_alloc_buffer(f, 138184610Salfred f->xfer[0]->max_frame_size, 139184610Salfred 2 * f->xfer[0]->nframes); 140184610Salfred } 141184610Salfred if (error) { 142184610Salfred usb2_transfer_unsetup(f->xfer, n_setup); 143184610Salfred } 144184610Salfred } 145184610Salfred mtx_lock(f->priv_mtx); 146184610Salfred 147184610Salfred return (error); 148184610Salfred} 149184610Salfred 150184610Salfredstatic int 151189110Sthompsaugen_open(struct usb2_fifo *f, int fflags) 152184610Salfred{ 153184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 154184610Salfred struct usb2_endpoint_descriptor *ed = pipe->edesc; 155184610Salfred uint8_t type; 156184610Salfred 157184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 158184610Salfred 159184610Salfred mtx_lock(f->priv_mtx); 160187180Sthompsa switch (usb2_get_speed(f->udev)) { 161187180Sthompsa case USB_SPEED_LOW: 162187180Sthompsa case USB_SPEED_FULL: 163187180Sthompsa f->nframes = UGEN_HW_FRAMES; 164187180Sthompsa f->bufsize = UGEN_BULK_FS_BUFFER_SIZE; 165187180Sthompsa break; 166187180Sthompsa default: 167184610Salfred f->nframes = UGEN_HW_FRAMES * 8; 168184610Salfred f->bufsize = UGEN_BULK_HS_BUFFER_SIZE; 169187180Sthompsa break; 170184610Salfred } 171184610Salfred 172184610Salfred type = ed->bmAttributes & UE_XFERTYPE; 173184610Salfred if (type == UE_INTERRUPT) { 174184610Salfred f->bufsize = 0; /* use "wMaxPacketSize" */ 175184610Salfred } 176184610Salfred f->timeout = USB_NO_TIMEOUT; 177184610Salfred f->flag_short = 0; 178184610Salfred f->fifo_zlp = 0; 179184610Salfred mtx_unlock(f->priv_mtx); 180184610Salfred 181184610Salfred return (0); 182184610Salfred} 183184610Salfred 184184610Salfredstatic void 185189110Sthompsaugen_close(struct usb2_fifo *f, int fflags) 186184610Salfred{ 187184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 188184610Salfred 189184610Salfred /* cleanup */ 190184610Salfred 191184610Salfred mtx_lock(f->priv_mtx); 192184610Salfred usb2_transfer_stop(f->xfer[0]); 193184610Salfred usb2_transfer_stop(f->xfer[1]); 194184610Salfred mtx_unlock(f->priv_mtx); 195184610Salfred 196184610Salfred usb2_transfer_unsetup(f->xfer, 2); 197184610Salfred usb2_fifo_free_buffer(f); 198184610Salfred 199184610Salfred if (ugen_fs_uninit(f)) { 200184610Salfred /* ignore any errors - we are closing */ 201185290Salfred DPRINTFN(6, "no FIFOs\n"); 202184610Salfred } 203184610Salfred} 204184610Salfred 205184610Salfredstatic int 206184610Salfredugen_open_pipe_write(struct usb2_fifo *f) 207184610Salfred{ 208184610Salfred struct usb2_config usb2_config[2]; 209184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 210184610Salfred struct usb2_endpoint_descriptor *ed = pipe->edesc; 211184610Salfred 212184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 213184610Salfred 214184610Salfred if (f->xfer[0] || f->xfer[1]) { 215184610Salfred /* transfers are already opened */ 216184610Salfred return (0); 217184610Salfred } 218184610Salfred bzero(usb2_config, sizeof(usb2_config)); 219184610Salfred 220184610Salfred usb2_config[1].type = UE_CONTROL; 221184610Salfred usb2_config[1].endpoint = 0; 222184610Salfred usb2_config[1].direction = UE_DIR_ANY; 223184610Salfred usb2_config[1].mh.timeout = 1000; /* 1 second */ 224184610Salfred usb2_config[1].mh.interval = 50;/* 50 milliseconds */ 225184610Salfred usb2_config[1].mh.bufsize = sizeof(struct usb2_device_request); 226184610Salfred usb2_config[1].mh.callback = &ugen_write_clear_stall_callback; 227184610Salfred 228184610Salfred usb2_config[0].type = ed->bmAttributes & UE_XFERTYPE; 229184610Salfred usb2_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 230184610Salfred usb2_config[0].direction = ed->bEndpointAddress & (UE_DIR_OUT | UE_DIR_IN); 231184610Salfred usb2_config[0].mh.interval = USB_DEFAULT_INTERVAL; 232184610Salfred usb2_config[0].mh.flags.proxy_buffer = 1; 233184610Salfred 234184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 235184610Salfred case UE_INTERRUPT: 236184610Salfred case UE_BULK: 237184610Salfred if (f->flag_short) { 238184610Salfred usb2_config[0].mh.flags.force_short_xfer = 1; 239184610Salfred } 240184610Salfred usb2_config[0].mh.callback = &ugen_default_write_callback; 241184610Salfred usb2_config[0].mh.timeout = f->timeout; 242184610Salfred usb2_config[0].mh.frames = 1; 243184610Salfred usb2_config[0].mh.bufsize = f->bufsize; 244184610Salfred usb2_config[0].md = usb2_config[0].mh; /* symmetric config */ 245184610Salfred if (ugen_transfer_setup(f, usb2_config, 2)) { 246184610Salfred return (EIO); 247184610Salfred } 248184610Salfred /* first transfer does not clear stall */ 249184610Salfred f->flag_stall = 0; 250184610Salfred break; 251184610Salfred 252184610Salfred case UE_ISOCHRONOUS: 253184610Salfred usb2_config[0].mh.flags.short_xfer_ok = 1; 254184610Salfred usb2_config[0].mh.bufsize = 0; /* use default */ 255184610Salfred usb2_config[0].mh.frames = f->nframes; 256184610Salfred usb2_config[0].mh.callback = &ugen_isoc_write_callback; 257184610Salfred usb2_config[0].mh.timeout = 0; 258184610Salfred usb2_config[0].md = usb2_config[0].mh; /* symmetric config */ 259184610Salfred 260184610Salfred /* clone configuration */ 261184610Salfred usb2_config[1] = usb2_config[0]; 262184610Salfred 263184610Salfred if (ugen_transfer_setup(f, usb2_config, 2)) { 264184610Salfred return (EIO); 265184610Salfred } 266184610Salfred break; 267184610Salfred default: 268184610Salfred return (EINVAL); 269184610Salfred } 270184610Salfred return (0); 271184610Salfred} 272184610Salfred 273184610Salfredstatic int 274184610Salfredugen_open_pipe_read(struct usb2_fifo *f) 275184610Salfred{ 276184610Salfred struct usb2_config usb2_config[2]; 277184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 278184610Salfred struct usb2_endpoint_descriptor *ed = pipe->edesc; 279184610Salfred 280184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 281184610Salfred 282184610Salfred if (f->xfer[0] || f->xfer[1]) { 283184610Salfred /* transfers are already opened */ 284184610Salfred return (0); 285184610Salfred } 286184610Salfred bzero(usb2_config, sizeof(usb2_config)); 287184610Salfred 288184610Salfred usb2_config[1].type = UE_CONTROL; 289184610Salfred usb2_config[1].endpoint = 0; 290184610Salfred usb2_config[1].direction = UE_DIR_ANY; 291184610Salfred usb2_config[1].mh.timeout = 1000; /* 1 second */ 292184610Salfred usb2_config[1].mh.interval = 50;/* 50 milliseconds */ 293184610Salfred usb2_config[1].mh.bufsize = sizeof(struct usb2_device_request); 294184610Salfred usb2_config[1].mh.callback = &ugen_read_clear_stall_callback; 295184610Salfred 296184610Salfred usb2_config[0].type = ed->bmAttributes & UE_XFERTYPE; 297184610Salfred usb2_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 298184610Salfred usb2_config[0].direction = UE_DIR_IN; 299184610Salfred usb2_config[0].mh.interval = USB_DEFAULT_INTERVAL; 300184610Salfred usb2_config[0].mh.flags.proxy_buffer = 1; 301184610Salfred 302184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 303184610Salfred case UE_INTERRUPT: 304184610Salfred case UE_BULK: 305184610Salfred if (f->flag_short) { 306184610Salfred usb2_config[0].mh.flags.short_xfer_ok = 1; 307184610Salfred } 308184610Salfred usb2_config[0].mh.timeout = f->timeout; 309184610Salfred usb2_config[0].mh.frames = 1; 310184610Salfred usb2_config[0].mh.callback = &ugen_default_read_callback; 311184610Salfred usb2_config[0].mh.bufsize = f->bufsize; 312184610Salfred usb2_config[0].md = usb2_config[0].mh; /* symmetric config */ 313184610Salfred 314184610Salfred if (ugen_transfer_setup(f, usb2_config, 2)) { 315184610Salfred return (EIO); 316184610Salfred } 317184610Salfred /* first transfer does not clear stall */ 318184610Salfred f->flag_stall = 0; 319184610Salfred break; 320184610Salfred 321184610Salfred case UE_ISOCHRONOUS: 322184610Salfred usb2_config[0].mh.flags.short_xfer_ok = 1; 323184610Salfred usb2_config[0].mh.bufsize = 0; /* use default */ 324184610Salfred usb2_config[0].mh.frames = f->nframes; 325184610Salfred usb2_config[0].mh.callback = &ugen_isoc_read_callback; 326184610Salfred usb2_config[0].mh.timeout = 0; 327184610Salfred usb2_config[0].md = usb2_config[0].mh; /* symmetric config */ 328184610Salfred 329184610Salfred /* clone configuration */ 330184610Salfred usb2_config[1] = usb2_config[0]; 331184610Salfred 332184610Salfred if (ugen_transfer_setup(f, usb2_config, 2)) { 333184610Salfred return (EIO); 334184610Salfred } 335184610Salfred break; 336184610Salfred 337184610Salfred default: 338184610Salfred return (EINVAL); 339184610Salfred } 340184610Salfred return (0); 341184610Salfred} 342184610Salfred 343184610Salfredstatic void 344184610Salfredugen_start_read(struct usb2_fifo *f) 345184610Salfred{ 346184610Salfred /* check that pipes are open */ 347184610Salfred if (ugen_open_pipe_read(f)) { 348184610Salfred /* signal error */ 349184610Salfred usb2_fifo_put_data_error(f); 350184610Salfred } 351184610Salfred /* start transfers */ 352184610Salfred usb2_transfer_start(f->xfer[0]); 353184610Salfred usb2_transfer_start(f->xfer[1]); 354184610Salfred} 355184610Salfred 356184610Salfredstatic void 357184610Salfredugen_start_write(struct usb2_fifo *f) 358184610Salfred{ 359184610Salfred /* check that pipes are open */ 360184610Salfred if (ugen_open_pipe_write(f)) { 361184610Salfred /* signal error */ 362184610Salfred usb2_fifo_get_data_error(f); 363184610Salfred } 364184610Salfred /* start transfers */ 365184610Salfred usb2_transfer_start(f->xfer[0]); 366184610Salfred usb2_transfer_start(f->xfer[1]); 367184610Salfred} 368184610Salfred 369184610Salfredstatic void 370184610Salfredugen_stop_io(struct usb2_fifo *f) 371184610Salfred{ 372184610Salfred /* stop transfers */ 373184610Salfred usb2_transfer_stop(f->xfer[0]); 374184610Salfred usb2_transfer_stop(f->xfer[1]); 375184610Salfred} 376184610Salfred 377184610Salfredstatic void 378184610Salfredugen_default_read_callback(struct usb2_xfer *xfer) 379184610Salfred{ 380184610Salfred struct usb2_fifo *f = xfer->priv_sc; 381184610Salfred struct usb2_mbuf *m; 382184610Salfred 383184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 384184610Salfred 385184610Salfred switch (USB_GET_STATE(xfer)) { 386184610Salfred case USB_ST_TRANSFERRED: 387184610Salfred if (xfer->actlen == 0) { 388184610Salfred if (f->fifo_zlp != 4) { 389184610Salfred f->fifo_zlp++; 390184610Salfred } else { 391184610Salfred /* 392184610Salfred * Throttle a little bit we have multiple ZLPs 393184610Salfred * in a row! 394184610Salfred */ 395184610Salfred xfer->interval = 64; /* ms */ 396184610Salfred } 397184610Salfred } else { 398184610Salfred /* clear throttle */ 399184610Salfred xfer->interval = 0; 400184610Salfred f->fifo_zlp = 0; 401184610Salfred } 402184610Salfred usb2_fifo_put_data(f, xfer->frbuffers, 0, 403184610Salfred xfer->actlen, 1); 404184610Salfred 405184610Salfred case USB_ST_SETUP: 406184610Salfred if (f->flag_stall) { 407184610Salfred usb2_transfer_start(f->xfer[1]); 408184610Salfred break; 409184610Salfred } 410184610Salfred USB_IF_POLL(&f->free_q, m); 411184610Salfred if (m) { 412184610Salfred xfer->frlengths[0] = xfer->max_data_length; 413184610Salfred usb2_start_hardware(xfer); 414184610Salfred } 415184610Salfred break; 416184610Salfred 417184610Salfred default: /* Error */ 418184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 419184610Salfred f->flag_stall = 1; 420184610Salfred f->fifo_zlp = 0; 421184610Salfred usb2_transfer_start(f->xfer[1]); 422184610Salfred } 423184610Salfred break; 424184610Salfred } 425184610Salfred} 426184610Salfred 427184610Salfredstatic void 428184610Salfredugen_default_write_callback(struct usb2_xfer *xfer) 429184610Salfred{ 430184610Salfred struct usb2_fifo *f = xfer->priv_sc; 431190181Sthompsa usb2_frlength_t actlen; 432184610Salfred 433184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 434184610Salfred 435184610Salfred switch (USB_GET_STATE(xfer)) { 436184610Salfred case USB_ST_SETUP: 437184610Salfred case USB_ST_TRANSFERRED: 438184610Salfred /* 439184610Salfred * If writing is in stall, just jump to clear stall 440184610Salfred * callback and solve the situation. 441184610Salfred */ 442184610Salfred if (f->flag_stall) { 443184610Salfred usb2_transfer_start(f->xfer[1]); 444184610Salfred break; 445184610Salfred } 446184610Salfred /* 447184610Salfred * Write data, setup and perform hardware transfer. 448184610Salfred */ 449184610Salfred if (usb2_fifo_get_data(f, xfer->frbuffers, 0, 450184610Salfred xfer->max_data_length, &actlen, 0)) { 451184610Salfred xfer->frlengths[0] = actlen; 452184610Salfred usb2_start_hardware(xfer); 453184610Salfred } 454184610Salfred break; 455184610Salfred 456184610Salfred default: /* Error */ 457184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 458184610Salfred f->flag_stall = 1; 459184610Salfred usb2_transfer_start(f->xfer[1]); 460184610Salfred } 461184610Salfred break; 462184610Salfred } 463184610Salfred} 464184610Salfred 465184610Salfredstatic void 466184610Salfredugen_read_clear_stall_callback(struct usb2_xfer *xfer) 467184610Salfred{ 468184610Salfred struct usb2_fifo *f = xfer->priv_sc; 469184610Salfred struct usb2_xfer *xfer_other = f->xfer[0]; 470184610Salfred 471184610Salfred if (f->flag_stall == 0) { 472184610Salfred /* nothing to do */ 473184610Salfred return; 474184610Salfred } 475184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 476184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 477184610Salfred f->flag_stall = 0; 478184610Salfred usb2_transfer_start(xfer_other); 479184610Salfred } 480184610Salfred} 481184610Salfred 482184610Salfredstatic void 483184610Salfredugen_write_clear_stall_callback(struct usb2_xfer *xfer) 484184610Salfred{ 485184610Salfred struct usb2_fifo *f = xfer->priv_sc; 486184610Salfred struct usb2_xfer *xfer_other = f->xfer[0]; 487184610Salfred 488184610Salfred if (f->flag_stall == 0) { 489184610Salfred /* nothing to do */ 490184610Salfred return; 491184610Salfred } 492184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 493184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 494184610Salfred f->flag_stall = 0; 495184610Salfred usb2_transfer_start(xfer_other); 496184610Salfred } 497184610Salfred} 498184610Salfred 499184610Salfredstatic void 500184610Salfredugen_isoc_read_callback(struct usb2_xfer *xfer) 501184610Salfred{ 502184610Salfred struct usb2_fifo *f = xfer->priv_sc; 503190181Sthompsa usb2_frlength_t offset; 504190181Sthompsa usb2_frcount_t n; 505184610Salfred 506184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 507184610Salfred 508184610Salfred switch (USB_GET_STATE(xfer)) { 509184610Salfred case USB_ST_TRANSFERRED: 510184610Salfred 511184610Salfred DPRINTFN(6, "actlen=%d\n", xfer->actlen); 512184610Salfred 513184610Salfred offset = 0; 514184610Salfred 515184610Salfred for (n = 0; n != xfer->aframes; n++) { 516184610Salfred usb2_fifo_put_data(f, xfer->frbuffers, offset, 517184610Salfred xfer->frlengths[n], 1); 518184610Salfred offset += xfer->max_frame_size; 519184610Salfred } 520184610Salfred 521184610Salfred case USB_ST_SETUP: 522184610Salfredtr_setup: 523184610Salfred for (n = 0; n != xfer->nframes; n++) { 524184610Salfred /* setup size for next transfer */ 525184610Salfred xfer->frlengths[n] = xfer->max_frame_size; 526184610Salfred } 527184610Salfred usb2_start_hardware(xfer); 528184610Salfred break; 529184610Salfred 530184610Salfred default: /* Error */ 531184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 532184610Salfred break; 533184610Salfred } 534184610Salfred goto tr_setup; 535184610Salfred } 536184610Salfred} 537184610Salfred 538184610Salfredstatic void 539184610Salfredugen_isoc_write_callback(struct usb2_xfer *xfer) 540184610Salfred{ 541184610Salfred struct usb2_fifo *f = xfer->priv_sc; 542190181Sthompsa usb2_frlength_t actlen; 543190181Sthompsa usb2_frlength_t offset; 544190181Sthompsa usb2_frcount_t n; 545184610Salfred 546184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 547184610Salfred 548184610Salfred switch (USB_GET_STATE(xfer)) { 549184610Salfred case USB_ST_TRANSFERRED: 550184610Salfred case USB_ST_SETUP: 551184610Salfredtr_setup: 552184610Salfred offset = 0; 553184610Salfred for (n = 0; n != xfer->nframes; n++) { 554184610Salfred if (usb2_fifo_get_data(f, xfer->frbuffers, offset, 555184610Salfred xfer->max_frame_size, &actlen, 1)) { 556184610Salfred xfer->frlengths[n] = actlen; 557184610Salfred offset += actlen; 558184610Salfred } else { 559184610Salfred break; 560184610Salfred } 561184610Salfred } 562184610Salfred 563184610Salfred for (; n != xfer->nframes; n++) { 564184610Salfred /* fill in zero frames */ 565184610Salfred xfer->frlengths[n] = 0; 566184610Salfred } 567184610Salfred usb2_start_hardware(xfer); 568184610Salfred break; 569184610Salfred 570184610Salfred default: /* Error */ 571184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 572184610Salfred break; 573184610Salfred } 574184610Salfred goto tr_setup; 575184610Salfred } 576184610Salfred} 577184610Salfred 578184610Salfredstatic int 579184610Salfredugen_set_config(struct usb2_fifo *f, uint8_t index) 580184610Salfred{ 581184610Salfred DPRINTFN(2, "index %u\n", index); 582184610Salfred 583184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 584184610Salfred /* not possible in device side mode */ 585184610Salfred return (ENOTTY); 586184610Salfred } 587184610Salfred if (f->udev->curr_config_index == index) { 588184610Salfred /* no change needed */ 589184610Salfred return (0); 590184610Salfred } 591185290Salfred /* make sure all FIFO's are gone */ 592185290Salfred /* else there can be a deadlock */ 593185290Salfred if (ugen_fs_uninit(f)) { 594185290Salfred /* ignore any errors */ 595185290Salfred DPRINTFN(6, "no FIFOs\n"); 596185290Salfred } 597184610Salfred /* change setting - will free generic FIFOs, if any */ 598184610Salfred if (usb2_set_config_index(f->udev, index)) { 599184610Salfred return (EIO); 600184610Salfred } 601184610Salfred /* probe and attach */ 602184610Salfred if (usb2_probe_and_attach(f->udev, USB_IFACE_INDEX_ANY)) { 603184610Salfred return (EIO); 604184610Salfred } 605184610Salfred return (0); 606184610Salfred} 607184610Salfred 608184610Salfredstatic int 609184610Salfredugen_set_interface(struct usb2_fifo *f, 610184610Salfred uint8_t iface_index, uint8_t alt_index) 611184610Salfred{ 612184610Salfred DPRINTFN(2, "%u, %u\n", iface_index, alt_index); 613184610Salfred 614184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 615184610Salfred /* not possible in device side mode */ 616184610Salfred return (ENOTTY); 617184610Salfred } 618185290Salfred /* make sure all FIFO's are gone */ 619185290Salfred /* else there can be a deadlock */ 620185290Salfred if (ugen_fs_uninit(f)) { 621185290Salfred /* ignore any errors */ 622185290Salfred DPRINTFN(6, "no FIFOs\n"); 623185290Salfred } 624184610Salfred /* change setting - will free generic FIFOs, if any */ 625184610Salfred if (usb2_set_alt_interface_index(f->udev, iface_index, alt_index)) { 626184610Salfred return (EIO); 627184610Salfred } 628184610Salfred /* probe and attach */ 629184610Salfred if (usb2_probe_and_attach(f->udev, iface_index)) { 630184610Salfred return (EIO); 631184610Salfred } 632184610Salfred return (0); 633184610Salfred} 634184610Salfred 635184610Salfred/*------------------------------------------------------------------------* 636184610Salfred * ugen_get_cdesc 637184610Salfred * 638184610Salfred * This function will retrieve the complete configuration descriptor 639184610Salfred * at the given index. 640184610Salfred *------------------------------------------------------------------------*/ 641184610Salfredstatic int 642184610Salfredugen_get_cdesc(struct usb2_fifo *f, struct usb2_gen_descriptor *ugd) 643184610Salfred{ 644184610Salfred struct usb2_config_descriptor *cdesc; 645184610Salfred struct usb2_device *udev = f->udev; 646184610Salfred int error; 647184610Salfred uint16_t len; 648184610Salfred uint8_t free_data; 649184610Salfred 650184610Salfred DPRINTFN(6, "\n"); 651184610Salfred 652184610Salfred if (ugd->ugd_data == NULL) { 653184610Salfred /* userland pointer should not be zero */ 654184610Salfred return (EINVAL); 655184610Salfred } 656184610Salfred if ((ugd->ugd_config_index == USB_UNCONFIG_INDEX) || 657184610Salfred (ugd->ugd_config_index == udev->curr_config_index)) { 658184610Salfred cdesc = usb2_get_config_descriptor(udev); 659184610Salfred if (cdesc == NULL) { 660184610Salfred return (ENXIO); 661184610Salfred } 662184610Salfred free_data = 0; 663184610Salfred 664184610Salfred } else { 665184610Salfred if (usb2_req_get_config_desc_full(udev, 666188986Sthompsa NULL, &cdesc, M_USBDEV, 667184610Salfred ugd->ugd_config_index)) { 668184610Salfred return (ENXIO); 669184610Salfred } 670184610Salfred free_data = 1; 671184610Salfred } 672184610Salfred 673184610Salfred len = UGETW(cdesc->wTotalLength); 674184610Salfred if (len > ugd->ugd_maxlen) { 675184610Salfred len = ugd->ugd_maxlen; 676184610Salfred } 677184610Salfred DPRINTFN(6, "len=%u\n", len); 678184610Salfred 679184610Salfred ugd->ugd_actlen = len; 680184610Salfred ugd->ugd_offset = 0; 681184610Salfred 682184610Salfred error = copyout(cdesc, ugd->ugd_data, len); 683184610Salfred 684184610Salfred if (free_data) { 685184610Salfred free(cdesc, M_USBDEV); 686184610Salfred } 687184610Salfred return (error); 688184610Salfred} 689184610Salfred 690184610Salfredstatic int 691184610Salfredugen_get_sdesc(struct usb2_fifo *f, struct usb2_gen_descriptor *ugd) 692184610Salfred{ 693184610Salfred void *ptr = f->udev->bus->scratch[0].data; 694184610Salfred uint16_t size = sizeof(f->udev->bus->scratch[0].data); 695184610Salfred int error; 696184610Salfred 697188986Sthompsa if (usb2_req_get_string_desc(f->udev, NULL, ptr, 698184610Salfred size, ugd->ugd_lang_id, ugd->ugd_string_index)) { 699184610Salfred error = EINVAL; 700184610Salfred } else { 701184610Salfred 702184610Salfred if (size > ((uint8_t *)ptr)[0]) { 703184610Salfred size = ((uint8_t *)ptr)[0]; 704184610Salfred } 705184610Salfred if (size > ugd->ugd_maxlen) { 706184610Salfred size = ugd->ugd_maxlen; 707184610Salfred } 708184610Salfred ugd->ugd_actlen = size; 709184610Salfred ugd->ugd_offset = 0; 710184610Salfred 711184610Salfred error = copyout(ptr, ugd->ugd_data, size); 712184610Salfred } 713184610Salfred return (error); 714184610Salfred} 715184610Salfred 716184610Salfred/*------------------------------------------------------------------------* 717188622Sthompsa * ugen_get_iface_driver 718184610Salfred * 719188622Sthompsa * This function generates an USB interface description for userland. 720184610Salfred * 721184610Salfred * Returns: 722184610Salfred * 0: Success 723184610Salfred * Else: Failure 724184610Salfred *------------------------------------------------------------------------*/ 725184610Salfredstatic int 726188622Sthompsaugen_get_iface_driver(struct usb2_fifo *f, struct usb2_gen_descriptor *ugd) 727184610Salfred{ 728188622Sthompsa struct usb2_device *udev = f->udev; 729184610Salfred struct usb2_interface *iface; 730184610Salfred const char *ptr; 731188622Sthompsa const char *desc; 732188622Sthompsa unsigned int len; 733188622Sthompsa unsigned int maxlen; 734188622Sthompsa char buf[128]; 735188622Sthompsa int error; 736184610Salfred 737188622Sthompsa DPRINTFN(6, "\n"); 738184610Salfred 739188622Sthompsa if ((ugd->ugd_data == NULL) || (ugd->ugd_maxlen == 0)) { 740188622Sthompsa /* userland pointer should not be zero */ 741184610Salfred return (EINVAL); 742184610Salfred } 743188622Sthompsa 744188622Sthompsa iface = usb2_get_iface(udev, ugd->ugd_iface_index); 745188622Sthompsa if ((iface == NULL) || (iface->idesc == NULL)) { 746188622Sthompsa /* invalid interface index */ 747188622Sthompsa return (EINVAL); 748184610Salfred } 749188622Sthompsa 750188622Sthompsa /* read out device nameunit string, if any */ 751188622Sthompsa if ((iface->subdev != NULL) && 752188622Sthompsa device_is_attached(iface->subdev) && 753188622Sthompsa (ptr = device_get_nameunit(iface->subdev)) && 754188622Sthompsa (desc = device_get_desc(iface->subdev))) { 755188622Sthompsa 756188622Sthompsa /* print description */ 757188622Sthompsa snprintf(buf, sizeof(buf), "%s: <%s>", ptr, desc); 758188622Sthompsa 759188622Sthompsa /* range checks */ 760188622Sthompsa maxlen = ugd->ugd_maxlen - 1; 761188622Sthompsa len = strlen(buf); 762188622Sthompsa if (len > maxlen) 763188622Sthompsa len = maxlen; 764188622Sthompsa 765188622Sthompsa /* update actual length, including terminating zero */ 766188622Sthompsa ugd->ugd_actlen = len + 1; 767188622Sthompsa 768188622Sthompsa /* copy out interface description */ 769188622Sthompsa error = copyout(buf, ugd->ugd_data, ugd->ugd_actlen); 770188622Sthompsa } else { 771188622Sthompsa /* zero length string is default */ 772188622Sthompsa error = copyout("", ugd->ugd_data, 1); 773184610Salfred } 774188622Sthompsa return (error); 775184610Salfred} 776184610Salfred 777184610Salfred/*------------------------------------------------------------------------* 778184610Salfred * usb2_gen_fill_deviceinfo 779184610Salfred * 780184610Salfred * This function dumps information about an USB device to the 781184610Salfred * structure pointed to by the "di" argument. 782184610Salfred * 783184610Salfred * Returns: 784184610Salfred * 0: Success 785184610Salfred * Else: Failure 786184610Salfred *------------------------------------------------------------------------*/ 787184610Salfredstatic int 788184610Salfredusb2_gen_fill_deviceinfo(struct usb2_fifo *f, struct usb2_device_info *di) 789184610Salfred{ 790184610Salfred struct usb2_device *udev; 791184610Salfred struct usb2_device *hub; 792184610Salfred 793184610Salfred udev = f->udev; 794184610Salfred 795184610Salfred bzero(di, sizeof(di[0])); 796184610Salfred 797184610Salfred di->udi_bus = device_get_unit(udev->bus->bdev); 798184610Salfred di->udi_addr = udev->address; 799184610Salfred di->udi_index = udev->device_index; 800184610Salfred strlcpy(di->udi_serial, udev->serial, 801184610Salfred sizeof(di->udi_serial)); 802184610Salfred strlcpy(di->udi_vendor, udev->manufacturer, 803184610Salfred sizeof(di->udi_vendor)); 804184610Salfred strlcpy(di->udi_product, udev->product, 805184610Salfred sizeof(di->udi_product)); 806184610Salfred usb2_printBCD(di->udi_release, sizeof(di->udi_release), 807184610Salfred UGETW(udev->ddesc.bcdDevice)); 808184610Salfred di->udi_vendorNo = UGETW(udev->ddesc.idVendor); 809184610Salfred di->udi_productNo = UGETW(udev->ddesc.idProduct); 810184610Salfred di->udi_releaseNo = UGETW(udev->ddesc.bcdDevice); 811184610Salfred di->udi_class = udev->ddesc.bDeviceClass; 812184610Salfred di->udi_subclass = udev->ddesc.bDeviceSubClass; 813184610Salfred di->udi_protocol = udev->ddesc.bDeviceProtocol; 814184610Salfred di->udi_config_no = udev->curr_config_no; 815184610Salfred di->udi_config_index = udev->curr_config_index; 816184610Salfred di->udi_power = udev->flags.self_powered ? 0 : udev->power; 817184610Salfred di->udi_speed = udev->speed; 818184610Salfred di->udi_mode = udev->flags.usb2_mode; 819184610Salfred di->udi_power_mode = udev->power_mode; 820184610Salfred if (udev->flags.suspended) { 821184610Salfred di->udi_suspended = 1; 822184610Salfred } else { 823184610Salfred di->udi_suspended = 0; 824184610Salfred } 825184610Salfred 826184610Salfred hub = udev->parent_hub; 827184610Salfred if (hub) { 828184610Salfred di->udi_hubaddr = hub->address; 829184610Salfred di->udi_hubindex = hub->device_index; 830184610Salfred di->udi_hubport = udev->port_no; 831184610Salfred } 832184610Salfred return (0); 833184610Salfred} 834184610Salfred 835184610Salfred/*------------------------------------------------------------------------* 836184610Salfred * ugen_check_request 837184610Salfred * 838184610Salfred * Return values: 839184610Salfred * 0: Access allowed 840184610Salfred * Else: No access 841184610Salfred *------------------------------------------------------------------------*/ 842184610Salfredstatic int 843184610Salfredugen_check_request(struct usb2_device *udev, struct usb2_device_request *req) 844184610Salfred{ 845184610Salfred struct usb2_pipe *pipe; 846184610Salfred int error; 847184610Salfred 848184610Salfred /* 849184610Salfred * Avoid requests that would damage the bus integrity: 850184610Salfred */ 851184610Salfred if (((req->bmRequestType == UT_WRITE_DEVICE) && 852184610Salfred (req->bRequest == UR_SET_ADDRESS)) || 853184610Salfred ((req->bmRequestType == UT_WRITE_DEVICE) && 854184610Salfred (req->bRequest == UR_SET_CONFIG)) || 855184610Salfred ((req->bmRequestType == UT_WRITE_INTERFACE) && 856184610Salfred (req->bRequest == UR_SET_INTERFACE))) { 857184610Salfred /* 858184610Salfred * These requests can be useful for testing USB drivers. 859184610Salfred */ 860184610Salfred error = priv_check(curthread, PRIV_DRIVER); 861184610Salfred if (error) { 862184610Salfred return (error); 863184610Salfred } 864184610Salfred } 865184610Salfred /* 866184610Salfred * Special case - handle clearing of stall 867184610Salfred */ 868184610Salfred if (req->bmRequestType == UT_WRITE_ENDPOINT) { 869184610Salfred 870184610Salfred pipe = usb2_get_pipe_by_addr(udev, req->wIndex[0]); 871184610Salfred if (pipe == NULL) { 872184610Salfred return (EINVAL); 873184610Salfred } 874184610Salfred if ((req->bRequest == UR_CLEAR_FEATURE) && 875184610Salfred (UGETW(req->wValue) == UF_ENDPOINT_HALT)) { 876184610Salfred usb2_clear_data_toggle(udev, pipe); 877184610Salfred } 878184610Salfred } 879184610Salfred /* TODO: add more checks to verify the interface index */ 880184610Salfred 881184610Salfred return (0); 882184610Salfred} 883184610Salfred 884184610Salfredint 885184610Salfredugen_do_request(struct usb2_fifo *f, struct usb2_ctl_request *ur) 886184610Salfred{ 887184610Salfred int error; 888184610Salfred uint16_t len; 889184610Salfred uint16_t actlen; 890184610Salfred 891184610Salfred if (ugen_check_request(f->udev, &ur->ucr_request)) { 892184610Salfred return (EPERM); 893184610Salfred } 894184610Salfred len = UGETW(ur->ucr_request.wLength); 895184610Salfred 896184610Salfred /* check if "ucr_data" is valid */ 897184610Salfred if (len != 0) { 898184610Salfred if (ur->ucr_data == NULL) { 899184610Salfred return (EFAULT); 900184610Salfred } 901184610Salfred } 902184610Salfred /* do the USB request */ 903184610Salfred error = usb2_do_request_flags 904184610Salfred (f->udev, NULL, &ur->ucr_request, ur->ucr_data, 905184610Salfred (ur->ucr_flags & USB_SHORT_XFER_OK) | 906184610Salfred USB_USER_DATA_PTR, &actlen, 907184610Salfred USB_DEFAULT_TIMEOUT); 908184610Salfred 909184610Salfred ur->ucr_actlen = actlen; 910184610Salfred 911184610Salfred if (error) { 912184610Salfred error = EIO; 913184610Salfred } 914184610Salfred return (error); 915184610Salfred} 916184610Salfred 917184610Salfred/*------------------------------------------------------------------------ 918184610Salfred * ugen_re_enumerate 919184610Salfred *------------------------------------------------------------------------*/ 920184610Salfredstatic int 921184610Salfredugen_re_enumerate(struct usb2_fifo *f) 922184610Salfred{ 923184610Salfred struct usb2_device *udev = f->udev; 924184610Salfred int error; 925184610Salfred 926184610Salfred /* 927184610Salfred * This request can be useful for testing USB drivers: 928184610Salfred */ 929184610Salfred error = priv_check(curthread, PRIV_DRIVER); 930184610Salfred if (error) { 931184610Salfred return (error); 932184610Salfred } 933185087Salfred /* get the device unconfigured */ 934185087Salfred error = ugen_set_config(f, USB_UNCONFIG_INDEX); 935185087Salfred if (error) { 936185087Salfred return (error); 937185087Salfred } 938185087Salfred /* do a bus-reset */ 939184610Salfred mtx_lock(f->priv_mtx); 940184610Salfred error = usb2_req_re_enumerate(udev, f->priv_mtx); 941184610Salfred mtx_unlock(f->priv_mtx); 942184610Salfred 943184610Salfred if (error) { 944184610Salfred return (ENXIO); 945184610Salfred } 946185087Salfred /* restore configuration to index 0 */ 947185087Salfred error = ugen_set_config(f, 0); 948185087Salfred if (error) { 949185087Salfred return (error); 950185087Salfred } 951184610Salfred return (0); 952184610Salfred} 953184610Salfred 954185087Salfredint 955184610Salfredugen_fs_uninit(struct usb2_fifo *f) 956184610Salfred{ 957184610Salfred if (f->fs_xfer == NULL) { 958184610Salfred return (EINVAL); 959184610Salfred } 960184610Salfred usb2_transfer_unsetup(f->fs_xfer, f->fs_ep_max); 961184610Salfred free(f->fs_xfer, M_USB); 962184610Salfred f->fs_xfer = NULL; 963184610Salfred f->fs_ep_max = 0; 964184610Salfred f->fs_ep_ptr = NULL; 965184610Salfred f->flag_iscomplete = 0; 966184610Salfred usb2_fifo_free_buffer(f); 967184610Salfred return (0); 968184610Salfred} 969184610Salfred 970184610Salfredstatic uint8_t 971184610Salfredugen_fs_get_complete(struct usb2_fifo *f, uint8_t *pindex) 972184610Salfred{ 973184610Salfred struct usb2_mbuf *m; 974184610Salfred 975184610Salfred USB_IF_DEQUEUE(&f->used_q, m); 976184610Salfred 977184610Salfred if (m) { 978184610Salfred *pindex = *((uint8_t *)(m->cur_data_ptr)); 979184610Salfred 980184610Salfred USB_IF_ENQUEUE(&f->free_q, m); 981184610Salfred 982184610Salfred return (0); /* success */ 983184610Salfred } else { 984184610Salfred 985184610Salfred *pindex = 0; /* fix compiler warning */ 986184610Salfred 987184610Salfred f->flag_iscomplete = 0; 988184610Salfred } 989184610Salfred return (1); /* failure */ 990184610Salfred} 991184610Salfred 992184610Salfredstatic void 993184610Salfredugen_fs_set_complete(struct usb2_fifo *f, uint8_t index) 994184610Salfred{ 995184610Salfred struct usb2_mbuf *m; 996184610Salfred 997184610Salfred USB_IF_DEQUEUE(&f->free_q, m); 998184610Salfred 999184610Salfred if (m == NULL) { 1000184610Salfred /* can happen during close */ 1001184610Salfred DPRINTF("out of buffers\n"); 1002184610Salfred return; 1003184610Salfred } 1004184610Salfred USB_MBUF_RESET(m); 1005184610Salfred 1006184610Salfred *((uint8_t *)(m->cur_data_ptr)) = index; 1007184610Salfred 1008184610Salfred USB_IF_ENQUEUE(&f->used_q, m); 1009184610Salfred 1010184610Salfred f->flag_iscomplete = 1; 1011184610Salfred 1012184610Salfred usb2_fifo_wakeup(f); 1013184610Salfred} 1014184610Salfred 1015184610Salfredstatic int 1016184610Salfredugen_fs_copy_in(struct usb2_fifo *f, uint8_t ep_index) 1017184610Salfred{ 1018184610Salfred struct usb2_device_request *req; 1019184610Salfred struct usb2_xfer *xfer; 1020184610Salfred struct usb2_fs_endpoint fs_ep; 1021184610Salfred void *uaddr; /* userland pointer */ 1022184610Salfred void *kaddr; 1023190181Sthompsa usb2_frlength_t offset; 1024190181Sthompsa usb2_frlength_t rem; 1025190181Sthompsa usb2_frcount_t n; 1026184610Salfred uint32_t length; 1027184610Salfred int error; 1028184610Salfred uint8_t isread; 1029184610Salfred 1030184610Salfred if (ep_index >= f->fs_ep_max) { 1031184610Salfred return (EINVAL); 1032184610Salfred } 1033184610Salfred xfer = f->fs_xfer[ep_index]; 1034184610Salfred if (xfer == NULL) { 1035184610Salfred return (EINVAL); 1036184610Salfred } 1037184610Salfred mtx_lock(f->priv_mtx); 1038184610Salfred if (usb2_transfer_pending(xfer)) { 1039184610Salfred mtx_unlock(f->priv_mtx); 1040184610Salfred return (EBUSY); /* should not happen */ 1041184610Salfred } 1042184610Salfred mtx_unlock(f->priv_mtx); 1043184610Salfred 1044184610Salfred error = copyin(f->fs_ep_ptr + 1045184610Salfred ep_index, &fs_ep, sizeof(fs_ep)); 1046184610Salfred if (error) { 1047184610Salfred return (error); 1048184610Salfred } 1049184610Salfred /* security checks */ 1050184610Salfred 1051184610Salfred if (fs_ep.nFrames > xfer->max_frame_count) { 1052184610Salfred xfer->error = USB_ERR_INVAL; 1053184610Salfred goto complete; 1054184610Salfred } 1055184610Salfred if (fs_ep.nFrames == 0) { 1056184610Salfred xfer->error = USB_ERR_INVAL; 1057184610Salfred goto complete; 1058184610Salfred } 1059184610Salfred error = copyin(fs_ep.ppBuffer, 1060184610Salfred &uaddr, sizeof(uaddr)); 1061184610Salfred if (error) { 1062184610Salfred return (error); 1063184610Salfred } 1064184610Salfred /* reset first frame */ 1065184610Salfred usb2_set_frame_offset(xfer, 0, 0); 1066184610Salfred 1067184610Salfred if (xfer->flags_int.control_xfr) { 1068184610Salfred 1069184610Salfred req = xfer->frbuffers[0].buffer; 1070184610Salfred 1071184610Salfred error = copyin(fs_ep.pLength, 1072184610Salfred &length, sizeof(length)); 1073184610Salfred if (error) { 1074184610Salfred return (error); 1075184610Salfred } 1076184610Salfred if (length >= sizeof(*req)) { 1077184610Salfred xfer->error = USB_ERR_INVAL; 1078184610Salfred goto complete; 1079184610Salfred } 1080184610Salfred if (length != 0) { 1081184610Salfred error = copyin(uaddr, req, length); 1082184610Salfred if (error) { 1083184610Salfred return (error); 1084184610Salfred } 1085184610Salfred } 1086184610Salfred if (ugen_check_request(f->udev, req)) { 1087184610Salfred xfer->error = USB_ERR_INVAL; 1088184610Salfred goto complete; 1089184610Salfred } 1090184610Salfred xfer->frlengths[0] = length; 1091184610Salfred 1092184610Salfred /* Host mode only ! */ 1093184610Salfred if ((req->bmRequestType & 1094184610Salfred (UT_READ | UT_WRITE)) == UT_READ) { 1095184610Salfred isread = 1; 1096184610Salfred } else { 1097184610Salfred isread = 0; 1098184610Salfred } 1099184610Salfred n = 1; 1100184610Salfred offset = sizeof(*req); 1101184610Salfred 1102184610Salfred } else { 1103184610Salfred /* Device and Host mode */ 1104184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1105184610Salfred isread = 1; 1106184610Salfred } else { 1107184610Salfred isread = 0; 1108184610Salfred } 1109184610Salfred n = 0; 1110184610Salfred offset = 0; 1111184610Salfred } 1112184610Salfred 1113184610Salfred rem = xfer->max_data_length; 1114184610Salfred xfer->nframes = fs_ep.nFrames; 1115184610Salfred xfer->timeout = fs_ep.timeout; 1116184610Salfred if (xfer->timeout > 65535) { 1117184610Salfred xfer->timeout = 65535; 1118184610Salfred } 1119184610Salfred if (fs_ep.flags & USB_FS_FLAG_SINGLE_SHORT_OK) 1120184610Salfred xfer->flags.short_xfer_ok = 1; 1121184610Salfred else 1122184610Salfred xfer->flags.short_xfer_ok = 0; 1123184610Salfred 1124184610Salfred if (fs_ep.flags & USB_FS_FLAG_MULTI_SHORT_OK) 1125184610Salfred xfer->flags.short_frames_ok = 1; 1126184610Salfred else 1127184610Salfred xfer->flags.short_frames_ok = 0; 1128184610Salfred 1129184610Salfred if (fs_ep.flags & USB_FS_FLAG_FORCE_SHORT) 1130184610Salfred xfer->flags.force_short_xfer = 1; 1131184610Salfred else 1132184610Salfred xfer->flags.force_short_xfer = 0; 1133184610Salfred 1134184610Salfred if (fs_ep.flags & USB_FS_FLAG_CLEAR_STALL) 1135184610Salfred xfer->flags.stall_pipe = 1; 1136184610Salfred else 1137184610Salfred xfer->flags.stall_pipe = 0; 1138184610Salfred 1139184610Salfred for (; n != xfer->nframes; n++) { 1140184610Salfred 1141184610Salfred error = copyin(fs_ep.pLength + n, 1142184610Salfred &length, sizeof(length)); 1143184610Salfred if (error) { 1144184610Salfred break; 1145184610Salfred } 1146184610Salfred xfer->frlengths[n] = length; 1147184610Salfred 1148184610Salfred if (length > rem) { 1149184610Salfred xfer->error = USB_ERR_INVAL; 1150184610Salfred goto complete; 1151184610Salfred } 1152184610Salfred rem -= length; 1153184610Salfred 1154184610Salfred if (!isread) { 1155184610Salfred 1156184610Salfred /* we need to know the source buffer */ 1157184610Salfred error = copyin(fs_ep.ppBuffer + n, 1158184610Salfred &uaddr, sizeof(uaddr)); 1159184610Salfred if (error) { 1160184610Salfred break; 1161184610Salfred } 1162184610Salfred if (xfer->flags_int.isochronous_xfr) { 1163184610Salfred /* get kernel buffer address */ 1164184610Salfred kaddr = xfer->frbuffers[0].buffer; 1165184610Salfred kaddr = USB_ADD_BYTES(kaddr, offset); 1166184610Salfred } else { 1167184610Salfred /* set current frame offset */ 1168184610Salfred usb2_set_frame_offset(xfer, offset, n); 1169184610Salfred 1170184610Salfred /* get kernel buffer address */ 1171184610Salfred kaddr = xfer->frbuffers[n].buffer; 1172184610Salfred } 1173184610Salfred 1174184610Salfred /* move data */ 1175184610Salfred error = copyin(uaddr, kaddr, length); 1176184610Salfred if (error) { 1177184610Salfred break; 1178184610Salfred } 1179184610Salfred } 1180184610Salfred offset += length; 1181184610Salfred } 1182184610Salfred return (error); 1183184610Salfred 1184184610Salfredcomplete: 1185184610Salfred mtx_lock(f->priv_mtx); 1186184610Salfred ugen_fs_set_complete(f, ep_index); 1187184610Salfred mtx_unlock(f->priv_mtx); 1188184610Salfred return (0); 1189184610Salfred} 1190184610Salfred 1191184610Salfredstatic int 1192184610Salfredugen_fs_copy_out(struct usb2_fifo *f, uint8_t ep_index) 1193184610Salfred{ 1194184610Salfred struct usb2_device_request *req; 1195184610Salfred struct usb2_xfer *xfer; 1196184610Salfred struct usb2_fs_endpoint fs_ep; 1197184610Salfred struct usb2_fs_endpoint *fs_ep_uptr; /* userland ptr */ 1198184610Salfred void *uaddr; /* userland ptr */ 1199184610Salfred void *kaddr; 1200190181Sthompsa usb2_frlength_t offset; 1201190181Sthompsa usb2_frlength_t rem; 1202190181Sthompsa usb2_frcount_t n; 1203184610Salfred uint32_t length; 1204184610Salfred uint32_t temp; 1205184610Salfred int error; 1206184610Salfred uint8_t isread; 1207184610Salfred 1208190181Sthompsa if (ep_index >= f->fs_ep_max) 1209184610Salfred return (EINVAL); 1210190181Sthompsa 1211184610Salfred xfer = f->fs_xfer[ep_index]; 1212190181Sthompsa if (xfer == NULL) 1213184610Salfred return (EINVAL); 1214190181Sthompsa 1215184610Salfred mtx_lock(f->priv_mtx); 1216184610Salfred if (usb2_transfer_pending(xfer)) { 1217184610Salfred mtx_unlock(f->priv_mtx); 1218184610Salfred return (EBUSY); /* should not happen */ 1219184610Salfred } 1220184610Salfred mtx_unlock(f->priv_mtx); 1221184610Salfred 1222184610Salfred fs_ep_uptr = f->fs_ep_ptr + ep_index; 1223184610Salfred error = copyin(fs_ep_uptr, &fs_ep, sizeof(fs_ep)); 1224184610Salfred if (error) { 1225184610Salfred return (error); 1226184610Salfred } 1227184610Salfred fs_ep.status = xfer->error; 1228184610Salfred fs_ep.aFrames = xfer->aframes; 1229184610Salfred fs_ep.isoc_time_complete = xfer->isoc_time_complete; 1230184610Salfred if (xfer->error) { 1231184610Salfred goto complete; 1232184610Salfred } 1233184610Salfred if (xfer->flags_int.control_xfr) { 1234184610Salfred req = xfer->frbuffers[0].buffer; 1235184610Salfred 1236184610Salfred /* Host mode only ! */ 1237184610Salfred if ((req->bmRequestType & (UT_READ | UT_WRITE)) == UT_READ) { 1238184610Salfred isread = 1; 1239184610Salfred } else { 1240184610Salfred isread = 0; 1241184610Salfred } 1242184610Salfred if (xfer->nframes == 0) 1243184610Salfred n = 0; /* should never happen */ 1244184610Salfred else 1245184610Salfred n = 1; 1246184610Salfred } else { 1247184610Salfred /* Device and Host mode */ 1248184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1249184610Salfred isread = 1; 1250184610Salfred } else { 1251184610Salfred isread = 0; 1252184610Salfred } 1253184610Salfred n = 0; 1254184610Salfred } 1255184610Salfred 1256184610Salfred /* Update lengths and copy out data */ 1257184610Salfred 1258184610Salfred rem = xfer->max_data_length; 1259184610Salfred offset = 0; 1260184610Salfred 1261184610Salfred for (; n != xfer->nframes; n++) { 1262184610Salfred 1263184610Salfred /* get initial length into "temp" */ 1264184610Salfred error = copyin(fs_ep.pLength + n, 1265184610Salfred &temp, sizeof(temp)); 1266184610Salfred if (error) { 1267184610Salfred return (error); 1268184610Salfred } 1269184610Salfred if (temp > rem) { 1270184610Salfred /* the userland length has been corrupted */ 1271184610Salfred DPRINTF("corrupt userland length " 1272184610Salfred "%u > %u\n", temp, rem); 1273184610Salfred fs_ep.status = USB_ERR_INVAL; 1274184610Salfred goto complete; 1275184610Salfred } 1276184610Salfred rem -= temp; 1277184610Salfred 1278184610Salfred /* get actual transfer length */ 1279184610Salfred length = xfer->frlengths[n]; 1280184610Salfred if (length > temp) { 1281184610Salfred /* data overflow */ 1282184610Salfred fs_ep.status = USB_ERR_INVAL; 1283184610Salfred DPRINTF("data overflow %u > %u\n", 1284184610Salfred length, temp); 1285184610Salfred goto complete; 1286184610Salfred } 1287184610Salfred if (isread) { 1288184610Salfred 1289184610Salfred /* we need to know the destination buffer */ 1290184610Salfred error = copyin(fs_ep.ppBuffer + n, 1291184610Salfred &uaddr, sizeof(uaddr)); 1292184610Salfred if (error) { 1293184610Salfred return (error); 1294184610Salfred } 1295184610Salfred if (xfer->flags_int.isochronous_xfr) { 1296184610Salfred /* only one frame buffer */ 1297184610Salfred kaddr = USB_ADD_BYTES( 1298184610Salfred xfer->frbuffers[0].buffer, offset); 1299184610Salfred } else { 1300184610Salfred /* multiple frame buffers */ 1301184610Salfred kaddr = xfer->frbuffers[n].buffer; 1302184610Salfred } 1303184610Salfred 1304184610Salfred /* move data */ 1305184610Salfred error = copyout(kaddr, uaddr, length); 1306184610Salfred if (error) { 1307184610Salfred return (error); 1308184610Salfred } 1309184610Salfred } 1310184610Salfred /* 1311184610Salfred * Update offset according to initial length, which is 1312184610Salfred * needed by isochronous transfers! 1313184610Salfred */ 1314184610Salfred offset += temp; 1315184610Salfred 1316184610Salfred /* update length */ 1317184610Salfred error = copyout(&length, 1318184610Salfred fs_ep.pLength + n, sizeof(length)); 1319184610Salfred if (error) { 1320184610Salfred return (error); 1321184610Salfred } 1322184610Salfred } 1323184610Salfred 1324184610Salfredcomplete: 1325184610Salfred /* update "aFrames" */ 1326184610Salfred error = copyout(&fs_ep.aFrames, &fs_ep_uptr->aFrames, 1327184610Salfred sizeof(fs_ep.aFrames)); 1328184610Salfred if (error) 1329184610Salfred goto done; 1330184610Salfred 1331184610Salfred /* update "isoc_time_complete" */ 1332184610Salfred error = copyout(&fs_ep.isoc_time_complete, 1333184610Salfred &fs_ep_uptr->isoc_time_complete, 1334184610Salfred sizeof(fs_ep.isoc_time_complete)); 1335184610Salfred if (error) 1336184610Salfred goto done; 1337184610Salfred /* update "status" */ 1338184610Salfred error = copyout(&fs_ep.status, &fs_ep_uptr->status, 1339184610Salfred sizeof(fs_ep.status)); 1340184610Salfreddone: 1341184610Salfred return (error); 1342184610Salfred} 1343184610Salfred 1344184610Salfredstatic uint8_t 1345184610Salfredugen_fifo_in_use(struct usb2_fifo *f, int fflags) 1346184610Salfred{ 1347184610Salfred struct usb2_fifo *f_rx; 1348184610Salfred struct usb2_fifo *f_tx; 1349184610Salfred 1350184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1351184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1352184610Salfred 1353184610Salfred if ((fflags & FREAD) && f_rx && 1354184610Salfred (f_rx->xfer[0] || f_rx->xfer[1])) { 1355184610Salfred return (1); /* RX FIFO in use */ 1356184610Salfred } 1357184610Salfred if ((fflags & FWRITE) && f_tx && 1358184610Salfred (f_tx->xfer[0] || f_tx->xfer[1])) { 1359184610Salfred return (1); /* TX FIFO in use */ 1360184610Salfred } 1361184610Salfred return (0); /* not in use */ 1362184610Salfred} 1363184610Salfred 1364184610Salfredstatic int 1365189110Sthompsaugen_ioctl(struct usb2_fifo *f, u_long cmd, void *addr, int fflags) 1366184610Salfred{ 1367184610Salfred struct usb2_config usb2_config[1]; 1368184610Salfred struct usb2_device_request req; 1369184610Salfred union { 1370184610Salfred struct usb2_fs_complete *pcomp; 1371184610Salfred struct usb2_fs_start *pstart; 1372184610Salfred struct usb2_fs_stop *pstop; 1373184610Salfred struct usb2_fs_open *popen; 1374184610Salfred struct usb2_fs_close *pclose; 1375184610Salfred struct usb2_fs_clear_stall_sync *pstall; 1376184610Salfred void *addr; 1377184610Salfred } u; 1378184610Salfred struct usb2_pipe *pipe; 1379184610Salfred struct usb2_endpoint_descriptor *ed; 1380184610Salfred int error = 0; 1381184610Salfred uint8_t iface_index; 1382184610Salfred uint8_t isread; 1383184610Salfred uint8_t ep_index; 1384184610Salfred 1385184610Salfred u.addr = addr; 1386184610Salfred 1387185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1388185087Salfred 1389184610Salfred switch (cmd) { 1390184610Salfred case USB_FS_COMPLETE: 1391184610Salfred mtx_lock(f->priv_mtx); 1392184610Salfred error = ugen_fs_get_complete(f, &ep_index); 1393184610Salfred mtx_unlock(f->priv_mtx); 1394184610Salfred 1395184610Salfred if (error) { 1396184610Salfred error = EBUSY; 1397184610Salfred break; 1398184610Salfred } 1399184610Salfred u.pcomp->ep_index = ep_index; 1400184610Salfred error = ugen_fs_copy_out(f, u.pcomp->ep_index); 1401184610Salfred break; 1402184610Salfred 1403184610Salfred case USB_FS_START: 1404184610Salfred error = ugen_fs_copy_in(f, u.pstart->ep_index); 1405184610Salfred if (error) { 1406184610Salfred break; 1407184610Salfred } 1408184610Salfred mtx_lock(f->priv_mtx); 1409184610Salfred usb2_transfer_start(f->fs_xfer[u.pstart->ep_index]); 1410184610Salfred mtx_unlock(f->priv_mtx); 1411184610Salfred break; 1412184610Salfred 1413184610Salfred case USB_FS_STOP: 1414184610Salfred if (u.pstop->ep_index >= f->fs_ep_max) { 1415184610Salfred error = EINVAL; 1416184610Salfred break; 1417184610Salfred } 1418184610Salfred mtx_lock(f->priv_mtx); 1419184610Salfred usb2_transfer_stop(f->fs_xfer[u.pstop->ep_index]); 1420184610Salfred mtx_unlock(f->priv_mtx); 1421184610Salfred break; 1422184610Salfred 1423184610Salfred case USB_FS_OPEN: 1424184610Salfred if (u.popen->ep_index >= f->fs_ep_max) { 1425184610Salfred error = EINVAL; 1426184610Salfred break; 1427184610Salfred } 1428184610Salfred if (f->fs_xfer[u.popen->ep_index] != NULL) { 1429184610Salfred error = EBUSY; 1430184610Salfred break; 1431184610Salfred } 1432184610Salfred if (u.popen->max_bufsize > USB_FS_MAX_BUFSIZE) { 1433184610Salfred u.popen->max_bufsize = USB_FS_MAX_BUFSIZE; 1434184610Salfred } 1435184610Salfred if (u.popen->max_frames > USB_FS_MAX_FRAMES) { 1436184610Salfred u.popen->max_frames = USB_FS_MAX_FRAMES; 1437184610Salfred break; 1438184610Salfred } 1439184610Salfred if (u.popen->max_frames == 0) { 1440184610Salfred error = EINVAL; 1441184610Salfred break; 1442184610Salfred } 1443184610Salfred pipe = usb2_get_pipe_by_addr(f->udev, u.popen->ep_no); 1444184610Salfred if (pipe == NULL) { 1445184610Salfred error = EINVAL; 1446184610Salfred break; 1447184610Salfred } 1448184610Salfred ed = pipe->edesc; 1449184610Salfred if (ed == NULL) { 1450184610Salfred error = ENXIO; 1451184610Salfred break; 1452184610Salfred } 1453184610Salfred iface_index = pipe->iface_index; 1454184610Salfred 1455184610Salfred bzero(usb2_config, sizeof(usb2_config)); 1456184610Salfred 1457184610Salfred usb2_config[0].type = ed->bmAttributes & UE_XFERTYPE; 1458184610Salfred usb2_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 1459184610Salfred usb2_config[0].direction = ed->bEndpointAddress & (UE_DIR_OUT | UE_DIR_IN); 1460184610Salfred usb2_config[0].mh.interval = USB_DEFAULT_INTERVAL; 1461184610Salfred usb2_config[0].mh.flags.proxy_buffer = 1; 1462184610Salfred usb2_config[0].mh.callback = &ugen_default_fs_callback; 1463184610Salfred usb2_config[0].mh.timeout = 0; /* no timeout */ 1464184610Salfred usb2_config[0].mh.frames = u.popen->max_frames; 1465184610Salfred usb2_config[0].mh.bufsize = u.popen->max_bufsize; 1466184610Salfred usb2_config[0].md = usb2_config[0].mh; /* symmetric config */ 1467184610Salfred 1468184610Salfred if (usb2_config[0].type == UE_CONTROL) { 1469184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1470184610Salfred error = EINVAL; 1471184610Salfred break; 1472184610Salfred } 1473184610Salfred } else { 1474184610Salfred 1475184610Salfred isread = ((usb2_config[0].endpoint & 1476184610Salfred (UE_DIR_IN | UE_DIR_OUT)) == UE_DIR_IN); 1477184610Salfred 1478184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1479184610Salfred isread = !isread; 1480184610Salfred } 1481184610Salfred /* check permissions */ 1482184610Salfred if (isread) { 1483184610Salfred if (!(fflags & FREAD)) { 1484184610Salfred error = EPERM; 1485184610Salfred break; 1486184610Salfred } 1487184610Salfred } else { 1488184610Salfred if (!(fflags & FWRITE)) { 1489184610Salfred error = EPERM; 1490184610Salfred break; 1491184610Salfred } 1492184610Salfred } 1493184610Salfred } 1494184610Salfred error = usb2_transfer_setup(f->udev, &iface_index, 1495184610Salfred f->fs_xfer + u.popen->ep_index, usb2_config, 1, 1496184610Salfred f, f->priv_mtx); 1497184610Salfred if (error == 0) { 1498184610Salfred /* update maximums */ 1499184610Salfred u.popen->max_packet_length = 1500184610Salfred f->fs_xfer[u.popen->ep_index]->max_frame_size; 1501184610Salfred u.popen->max_bufsize = 1502184610Salfred f->fs_xfer[u.popen->ep_index]->max_data_length; 1503184610Salfred f->fs_xfer[u.popen->ep_index]->priv_fifo = 1504184610Salfred ((uint8_t *)0) + u.popen->ep_index; 1505184610Salfred } else { 1506184610Salfred error = ENOMEM; 1507184610Salfred } 1508184610Salfred break; 1509184610Salfred 1510184610Salfred case USB_FS_CLOSE: 1511184610Salfred if (u.pclose->ep_index >= f->fs_ep_max) { 1512184610Salfred error = EINVAL; 1513184610Salfred break; 1514184610Salfred } 1515184610Salfred if (f->fs_xfer[u.pclose->ep_index] == NULL) { 1516184610Salfred error = EINVAL; 1517184610Salfred break; 1518184610Salfred } 1519184610Salfred usb2_transfer_unsetup(f->fs_xfer + u.pclose->ep_index, 1); 1520184610Salfred break; 1521184610Salfred 1522184610Salfred case USB_FS_CLEAR_STALL_SYNC: 1523184610Salfred if (u.pstall->ep_index >= f->fs_ep_max) { 1524184610Salfred error = EINVAL; 1525184610Salfred break; 1526184610Salfred } 1527184610Salfred if (f->fs_xfer[u.pstall->ep_index] == NULL) { 1528184610Salfred error = EINVAL; 1529184610Salfred break; 1530184610Salfred } 1531184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1532184610Salfred error = EINVAL; 1533184610Salfred break; 1534184610Salfred } 1535184610Salfred mtx_lock(f->priv_mtx); 1536184610Salfred error = usb2_transfer_pending(f->fs_xfer[u.pstall->ep_index]); 1537184610Salfred mtx_unlock(f->priv_mtx); 1538184610Salfred 1539184610Salfred if (error) { 1540184610Salfred return (EBUSY); 1541184610Salfred } 1542184610Salfred pipe = f->fs_xfer[u.pstall->ep_index]->pipe; 1543184610Salfred 1544184610Salfred /* setup a clear-stall packet */ 1545184610Salfred req.bmRequestType = UT_WRITE_ENDPOINT; 1546184610Salfred req.bRequest = UR_CLEAR_FEATURE; 1547184610Salfred USETW(req.wValue, UF_ENDPOINT_HALT); 1548184610Salfred req.wIndex[0] = pipe->edesc->bEndpointAddress; 1549184610Salfred req.wIndex[1] = 0; 1550184610Salfred USETW(req.wLength, 0); 1551184610Salfred 1552184610Salfred error = usb2_do_request(f->udev, NULL, &req, NULL); 1553184610Salfred if (error == 0) { 1554184610Salfred usb2_clear_data_toggle(f->udev, pipe); 1555184610Salfred } else { 1556184610Salfred error = ENXIO; 1557184610Salfred } 1558184610Salfred break; 1559184610Salfred 1560184610Salfred default: 1561185087Salfred error = ENOIOCTL; 1562184610Salfred break; 1563184610Salfred } 1564185087Salfred 1565185087Salfred DPRINTFN(6, "error=%d\n", error); 1566185087Salfred 1567184610Salfred return (error); 1568184610Salfred} 1569184610Salfred 1570184610Salfredstatic int 1571184610Salfredugen_set_short_xfer(struct usb2_fifo *f, void *addr) 1572184610Salfred{ 1573184610Salfred uint8_t t; 1574184610Salfred 1575184610Salfred if (*(int *)addr) 1576184610Salfred t = 1; 1577184610Salfred else 1578184610Salfred t = 0; 1579184610Salfred 1580184610Salfred if (f->flag_short == t) { 1581184610Salfred /* same value like before - accept */ 1582184610Salfred return (0); 1583184610Salfred } 1584184610Salfred if (f->xfer[0] || f->xfer[1]) { 1585184610Salfred /* cannot change this during transfer */ 1586184610Salfred return (EBUSY); 1587184610Salfred } 1588184610Salfred f->flag_short = t; 1589184610Salfred return (0); 1590184610Salfred} 1591184610Salfred 1592184610Salfredstatic int 1593184610Salfredugen_set_timeout(struct usb2_fifo *f, void *addr) 1594184610Salfred{ 1595184610Salfred f->timeout = *(int *)addr; 1596184610Salfred if (f->timeout > 65535) { 1597184610Salfred /* limit user input */ 1598184610Salfred f->timeout = 65535; 1599184610Salfred } 1600184610Salfred return (0); 1601184610Salfred} 1602184610Salfred 1603184610Salfredstatic int 1604184610Salfredugen_get_frame_size(struct usb2_fifo *f, void *addr) 1605184610Salfred{ 1606184610Salfred if (f->xfer[0]) { 1607184610Salfred *(int *)addr = f->xfer[0]->max_frame_size; 1608184610Salfred } else { 1609184610Salfred return (EINVAL); 1610184610Salfred } 1611184610Salfred return (0); 1612184610Salfred} 1613184610Salfred 1614184610Salfredstatic int 1615184610Salfredugen_set_buffer_size(struct usb2_fifo *f, void *addr) 1616184610Salfred{ 1617190181Sthompsa usb2_frlength_t t; 1618184610Salfred 1619184610Salfred if (*(int *)addr < 1024) 1620184610Salfred t = 1024; 1621184610Salfred else if (*(int *)addr < (256 * 1024)) 1622184610Salfred t = *(int *)addr; 1623184610Salfred else 1624184610Salfred t = 256 * 1024; 1625184610Salfred 1626184610Salfred if (f->bufsize == t) { 1627184610Salfred /* same value like before - accept */ 1628184610Salfred return (0); 1629184610Salfred } 1630184610Salfred if (f->xfer[0] || f->xfer[1]) { 1631184610Salfred /* cannot change this during transfer */ 1632184610Salfred return (EBUSY); 1633184610Salfred } 1634184610Salfred f->bufsize = t; 1635184610Salfred return (0); 1636184610Salfred} 1637184610Salfred 1638184610Salfredstatic int 1639184610Salfredugen_get_buffer_size(struct usb2_fifo *f, void *addr) 1640184610Salfred{ 1641184610Salfred *(int *)addr = f->bufsize; 1642184610Salfred return (0); 1643184610Salfred} 1644184610Salfred 1645184610Salfredstatic int 1646184610Salfredugen_get_iface_desc(struct usb2_fifo *f, 1647184610Salfred struct usb2_interface_descriptor *idesc) 1648184610Salfred{ 1649184610Salfred struct usb2_interface *iface; 1650184610Salfred 1651184610Salfred iface = usb2_get_iface(f->udev, f->iface_index); 1652184610Salfred if (iface && iface->idesc) { 1653184610Salfred *idesc = *(iface->idesc); 1654184610Salfred } else { 1655184610Salfred return (EIO); 1656184610Salfred } 1657184610Salfred return (0); 1658184610Salfred} 1659184610Salfred 1660184610Salfredstatic int 1661184610Salfredugen_get_endpoint_desc(struct usb2_fifo *f, 1662184610Salfred struct usb2_endpoint_descriptor *ed) 1663184610Salfred{ 1664184610Salfred struct usb2_pipe *pipe; 1665184610Salfred 1666184610Salfred pipe = f->priv_sc0; 1667184610Salfred 1668184610Salfred if (pipe && pipe->edesc) { 1669184610Salfred *ed = *pipe->edesc; 1670184610Salfred } else { 1671184610Salfred return (EINVAL); 1672184610Salfred } 1673184610Salfred return (0); 1674184610Salfred} 1675184610Salfred 1676184610Salfredstatic int 1677184610Salfredugen_set_power_mode(struct usb2_fifo *f, int mode) 1678184610Salfred{ 1679184610Salfred struct usb2_device *udev = f->udev; 1680184610Salfred int err; 1681187169Sthompsa uint8_t old_mode; 1682184610Salfred 1683184610Salfred if ((udev == NULL) || 1684184610Salfred (udev->parent_hub == NULL)) { 1685184610Salfred return (EINVAL); 1686184610Salfred } 1687189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1688187169Sthompsa if (err) 1689184610Salfred return (err); 1690187169Sthompsa 1691187169Sthompsa /* get old power mode */ 1692187169Sthompsa old_mode = udev->power_mode; 1693187169Sthompsa 1694187169Sthompsa /* if no change, then just return */ 1695187169Sthompsa if (old_mode == mode) 1696187169Sthompsa return (0); 1697187169Sthompsa 1698184610Salfred switch (mode) { 1699184610Salfred case USB_POWER_MODE_OFF: 1700187164Sthompsa /* get the device unconfigured */ 1701187164Sthompsa err = ugen_set_config(f, USB_UNCONFIG_INDEX); 1702187164Sthompsa if (err) { 1703187164Sthompsa DPRINTFN(0, "Could not unconfigure " 1704187164Sthompsa "device (ignored)\n"); 1705187164Sthompsa } 1706184610Salfred 1707184610Salfred /* clear port enable */ 1708184610Salfred err = usb2_req_clear_port_feature(udev->parent_hub, 1709184610Salfred NULL, udev->port_no, UHF_PORT_ENABLE); 1710184610Salfred break; 1711184610Salfred 1712184610Salfred case USB_POWER_MODE_ON: 1713186730Salfred case USB_POWER_MODE_SAVE: 1714186730Salfred break; 1715184610Salfred 1716184610Salfred case USB_POWER_MODE_RESUME: 1717184610Salfred err = usb2_req_clear_port_feature(udev->parent_hub, 1718184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1719186730Salfred mode = USB_POWER_MODE_SAVE; 1720184610Salfred break; 1721184610Salfred 1722184610Salfred case USB_POWER_MODE_SUSPEND: 1723184610Salfred err = usb2_req_set_port_feature(udev->parent_hub, 1724184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1725186730Salfred mode = USB_POWER_MODE_SAVE; 1726184610Salfred break; 1727186730Salfred 1728184610Salfred default: 1729184610Salfred return (EINVAL); 1730184610Salfred } 1731184610Salfred 1732184610Salfred if (err) 1733184610Salfred return (ENXIO); /* I/O failure */ 1734184610Salfred 1735187169Sthompsa /* if we are powered off we need to re-enumerate first */ 1736187169Sthompsa if (old_mode == USB_POWER_MODE_OFF) { 1737187169Sthompsa err = ugen_re_enumerate(f); 1738187169Sthompsa if (err) 1739187169Sthompsa return (err); 1740187169Sthompsa } 1741187169Sthompsa 1742186730Salfred /* set new power mode */ 1743186730Salfred usb2_set_power_mode(udev, mode); 1744184610Salfred 1745184610Salfred return (0); /* success */ 1746184610Salfred} 1747184610Salfred 1748184610Salfredstatic int 1749184610Salfredugen_get_power_mode(struct usb2_fifo *f) 1750184610Salfred{ 1751184610Salfred struct usb2_device *udev = f->udev; 1752184610Salfred 1753184610Salfred if ((udev == NULL) || 1754184610Salfred (udev->parent_hub == NULL)) { 1755184610Salfred return (USB_POWER_MODE_ON); 1756184610Salfred } 1757184610Salfred return (udev->power_mode); 1758184610Salfred} 1759184610Salfred 1760184610Salfredstatic int 1761184610Salfredugen_do_port_feature(struct usb2_fifo *f, uint8_t port_no, 1762184610Salfred uint8_t set, uint16_t feature) 1763184610Salfred{ 1764184610Salfred struct usb2_device *udev = f->udev; 1765184610Salfred struct usb2_hub *hub; 1766184610Salfred int err; 1767184610Salfred 1768189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1769184610Salfred if (err) { 1770184610Salfred return (err); 1771184610Salfred } 1772184610Salfred if (port_no == 0) { 1773184610Salfred return (EINVAL); 1774184610Salfred } 1775184610Salfred if ((udev == NULL) || 1776184610Salfred (udev->hub == NULL)) { 1777184610Salfred return (EINVAL); 1778184610Salfred } 1779184610Salfred hub = udev->hub; 1780184610Salfred 1781184610Salfred if (port_no > hub->nports) { 1782184610Salfred return (EINVAL); 1783184610Salfred } 1784184610Salfred if (set) 1785184610Salfred err = usb2_req_set_port_feature(udev, 1786184610Salfred NULL, port_no, feature); 1787184610Salfred else 1788184610Salfred err = usb2_req_clear_port_feature(udev, 1789184610Salfred NULL, port_no, feature); 1790184610Salfred 1791184610Salfred if (err) 1792184610Salfred return (ENXIO); /* failure */ 1793184610Salfred 1794184610Salfred return (0); /* success */ 1795184610Salfred} 1796184610Salfred 1797184610Salfredstatic int 1798184610Salfredugen_iface_ioctl(struct usb2_fifo *f, u_long cmd, void *addr, int fflags) 1799184610Salfred{ 1800184610Salfred struct usb2_fifo *f_rx; 1801184610Salfred struct usb2_fifo *f_tx; 1802184610Salfred int error = 0; 1803184610Salfred 1804184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1805184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1806184610Salfred 1807184610Salfred switch (cmd) { 1808184610Salfred case USB_SET_RX_SHORT_XFER: 1809184610Salfred if (fflags & FREAD) { 1810184610Salfred error = ugen_set_short_xfer(f_rx, addr); 1811184610Salfred } else { 1812184610Salfred error = EINVAL; 1813184610Salfred } 1814184610Salfred break; 1815184610Salfred 1816184610Salfred case USB_SET_TX_FORCE_SHORT: 1817184610Salfred if (fflags & FWRITE) { 1818184610Salfred error = ugen_set_short_xfer(f_tx, addr); 1819184610Salfred } else { 1820184610Salfred error = EINVAL; 1821184610Salfred } 1822184610Salfred break; 1823184610Salfred 1824184610Salfred case USB_SET_RX_TIMEOUT: 1825184610Salfred if (fflags & FREAD) { 1826184610Salfred error = ugen_set_timeout(f_rx, addr); 1827184610Salfred } else { 1828184610Salfred error = EINVAL; 1829184610Salfred } 1830184610Salfred break; 1831184610Salfred 1832184610Salfred case USB_SET_TX_TIMEOUT: 1833184610Salfred if (fflags & FWRITE) { 1834184610Salfred error = ugen_set_timeout(f_tx, addr); 1835184610Salfred } else { 1836184610Salfred error = EINVAL; 1837184610Salfred } 1838184610Salfred break; 1839184610Salfred 1840184610Salfred case USB_GET_RX_FRAME_SIZE: 1841184610Salfred if (fflags & FREAD) { 1842184610Salfred error = ugen_get_frame_size(f_rx, addr); 1843184610Salfred } else { 1844184610Salfred error = EINVAL; 1845184610Salfred } 1846184610Salfred break; 1847184610Salfred 1848184610Salfred case USB_GET_TX_FRAME_SIZE: 1849184610Salfred if (fflags & FWRITE) { 1850184610Salfred error = ugen_get_frame_size(f_tx, addr); 1851184610Salfred } else { 1852184610Salfred error = EINVAL; 1853184610Salfred } 1854184610Salfred break; 1855184610Salfred 1856184610Salfred case USB_SET_RX_BUFFER_SIZE: 1857184610Salfred if (fflags & FREAD) { 1858184610Salfred error = ugen_set_buffer_size(f_rx, addr); 1859184610Salfred } else { 1860184610Salfred error = EINVAL; 1861184610Salfred } 1862184610Salfred break; 1863184610Salfred 1864184610Salfred case USB_SET_TX_BUFFER_SIZE: 1865184610Salfred if (fflags & FWRITE) { 1866184610Salfred error = ugen_set_buffer_size(f_tx, addr); 1867184610Salfred } else { 1868184610Salfred error = EINVAL; 1869184610Salfred } 1870184610Salfred break; 1871184610Salfred 1872184610Salfred case USB_GET_RX_BUFFER_SIZE: 1873184610Salfred if (fflags & FREAD) { 1874184610Salfred error = ugen_get_buffer_size(f_rx, addr); 1875184610Salfred } else { 1876184610Salfred error = EINVAL; 1877184610Salfred } 1878184610Salfred break; 1879184610Salfred 1880184610Salfred case USB_GET_TX_BUFFER_SIZE: 1881184610Salfred if (fflags & FWRITE) { 1882184610Salfred error = ugen_get_buffer_size(f_tx, addr); 1883184610Salfred } else { 1884184610Salfred error = EINVAL; 1885184610Salfred } 1886184610Salfred break; 1887184610Salfred 1888184610Salfred case USB_GET_RX_INTERFACE_DESC: 1889184610Salfred if (fflags & FREAD) { 1890184610Salfred error = ugen_get_iface_desc(f_rx, addr); 1891184610Salfred } else { 1892184610Salfred error = EINVAL; 1893184610Salfred } 1894184610Salfred break; 1895184610Salfred 1896184610Salfred case USB_GET_TX_INTERFACE_DESC: 1897184610Salfred if (fflags & FWRITE) { 1898184610Salfred error = ugen_get_iface_desc(f_tx, addr); 1899184610Salfred } else { 1900184610Salfred error = EINVAL; 1901184610Salfred } 1902184610Salfred break; 1903184610Salfred 1904184610Salfred case USB_GET_RX_ENDPOINT_DESC: 1905184610Salfred if (fflags & FREAD) { 1906184610Salfred error = ugen_get_endpoint_desc(f_rx, addr); 1907184610Salfred } else { 1908184610Salfred error = EINVAL; 1909184610Salfred } 1910184610Salfred break; 1911184610Salfred 1912184610Salfred case USB_GET_TX_ENDPOINT_DESC: 1913184610Salfred if (fflags & FWRITE) { 1914184610Salfred error = ugen_get_endpoint_desc(f_tx, addr); 1915184610Salfred } else { 1916184610Salfred error = EINVAL; 1917184610Salfred } 1918184610Salfred break; 1919184610Salfred 1920184610Salfred case USB_SET_RX_STALL_FLAG: 1921184610Salfred if ((fflags & FREAD) && (*(int *)addr)) { 1922184610Salfred f_rx->flag_stall = 1; 1923184610Salfred } 1924184610Salfred break; 1925184610Salfred 1926184610Salfred case USB_SET_TX_STALL_FLAG: 1927184610Salfred if ((fflags & FWRITE) && (*(int *)addr)) { 1928184610Salfred f_tx->flag_stall = 1; 1929184610Salfred } 1930184610Salfred break; 1931184610Salfred 1932184610Salfred default: 1933185087Salfred error = ENOIOCTL; 1934184610Salfred break; 1935184610Salfred } 1936184610Salfred return (error); 1937184610Salfred} 1938184610Salfred 1939184610Salfredstatic int 1940189110Sthompsaugen_ioctl_post(struct usb2_fifo *f, u_long cmd, void *addr, int fflags) 1941184610Salfred{ 1942184610Salfred union { 1943184610Salfred struct usb2_interface_descriptor *idesc; 1944184610Salfred struct usb2_alt_interface *ai; 1945184610Salfred struct usb2_device_descriptor *ddesc; 1946184610Salfred struct usb2_config_descriptor *cdesc; 1947184610Salfred struct usb2_device_stats *stat; 1948185087Salfred struct usb2_fs_init *pinit; 1949185087Salfred struct usb2_fs_uninit *puninit; 1950184610Salfred uint32_t *ptime; 1951184610Salfred void *addr; 1952184610Salfred int *pint; 1953184610Salfred } u; 1954184610Salfred struct usb2_device_descriptor *dtemp; 1955184610Salfred struct usb2_config_descriptor *ctemp; 1956184610Salfred struct usb2_interface *iface; 1957184610Salfred int error = 0; 1958184610Salfred uint8_t n; 1959184610Salfred 1960184610Salfred u.addr = addr; 1961184610Salfred 1962185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1963185087Salfred 1964184610Salfred switch (cmd) { 1965184610Salfred case USB_DISCOVER: 1966184610Salfred usb2_needs_explore_all(); 1967184610Salfred break; 1968184610Salfred 1969184610Salfred case USB_SETDEBUG: 1970184610Salfred if (!(fflags & FWRITE)) { 1971184610Salfred error = EPERM; 1972184610Salfred break; 1973184610Salfred } 1974184610Salfred usb2_debug = *(int *)addr; 1975184610Salfred break; 1976184610Salfred 1977184610Salfred case USB_GET_CONFIG: 1978184610Salfred *(int *)addr = f->udev->curr_config_index; 1979184610Salfred break; 1980184610Salfred 1981184610Salfred case USB_SET_CONFIG: 1982184610Salfred if (!(fflags & FWRITE)) { 1983184610Salfred error = EPERM; 1984184610Salfred break; 1985184610Salfred } 1986184610Salfred error = ugen_set_config(f, *(int *)addr); 1987184610Salfred break; 1988184610Salfred 1989184610Salfred case USB_GET_ALTINTERFACE: 1990184610Salfred iface = usb2_get_iface(f->udev, 1991184610Salfred u.ai->uai_interface_index); 1992184610Salfred if (iface && iface->idesc) { 1993184610Salfred u.ai->uai_alt_index = iface->alt_index; 1994184610Salfred } else { 1995184610Salfred error = EINVAL; 1996184610Salfred } 1997184610Salfred break; 1998184610Salfred 1999184610Salfred case USB_SET_ALTINTERFACE: 2000184610Salfred if (!(fflags & FWRITE)) { 2001184610Salfred error = EPERM; 2002184610Salfred break; 2003184610Salfred } 2004184610Salfred error = ugen_set_interface(f, 2005184610Salfred u.ai->uai_interface_index, u.ai->uai_alt_index); 2006184610Salfred break; 2007184610Salfred 2008184610Salfred case USB_GET_DEVICE_DESC: 2009184610Salfred dtemp = usb2_get_device_descriptor(f->udev); 2010184610Salfred if (!dtemp) { 2011184610Salfred error = EIO; 2012184610Salfred break; 2013184610Salfred } 2014184610Salfred *u.ddesc = *dtemp; 2015184610Salfred break; 2016184610Salfred 2017184610Salfred case USB_GET_CONFIG_DESC: 2018184610Salfred ctemp = usb2_get_config_descriptor(f->udev); 2019184610Salfred if (!ctemp) { 2020184610Salfred error = EIO; 2021184610Salfred break; 2022184610Salfred } 2023184610Salfred *u.cdesc = *ctemp; 2024184610Salfred break; 2025184610Salfred 2026184610Salfred case USB_GET_FULL_DESC: 2027184610Salfred error = ugen_get_cdesc(f, addr); 2028184610Salfred break; 2029184610Salfred 2030184610Salfred case USB_GET_STRING_DESC: 2031184610Salfred error = ugen_get_sdesc(f, addr); 2032184610Salfred break; 2033184610Salfred 2034188622Sthompsa case USB_GET_IFACE_DRIVER: 2035188622Sthompsa error = ugen_get_iface_driver(f, addr); 2036188622Sthompsa break; 2037188622Sthompsa 2038184610Salfred case USB_REQUEST: 2039184610Salfred case USB_DO_REQUEST: 2040184610Salfred if (!(fflags & FWRITE)) { 2041184610Salfred error = EPERM; 2042184610Salfred break; 2043184610Salfred } 2044184610Salfred error = ugen_do_request(f, addr); 2045184610Salfred break; 2046184610Salfred 2047184610Salfred case USB_DEVICEINFO: 2048184610Salfred case USB_GET_DEVICEINFO: 2049184610Salfred error = usb2_gen_fill_deviceinfo(f, addr); 2050184610Salfred break; 2051184610Salfred 2052184610Salfred case USB_DEVICESTATS: 2053184610Salfred for (n = 0; n != 4; n++) { 2054184610Salfred 2055184610Salfred u.stat->uds_requests_fail[n] = 2056184610Salfred f->udev->bus->stats_err.uds_requests[n]; 2057184610Salfred 2058184610Salfred u.stat->uds_requests_ok[n] = 2059184610Salfred f->udev->bus->stats_ok.uds_requests[n]; 2060184610Salfred } 2061184610Salfred break; 2062184610Salfred 2063184610Salfred case USB_DEVICEENUMERATE: 2064184610Salfred error = ugen_re_enumerate(f); 2065184610Salfred break; 2066184610Salfred 2067184610Salfred case USB_GET_PLUGTIME: 2068184610Salfred *u.ptime = f->udev->plugtime; 2069184610Salfred break; 2070184610Salfred 2071184610Salfred case USB_CLAIM_INTERFACE: 2072184610Salfred case USB_RELEASE_INTERFACE: 2073184610Salfred /* TODO */ 2074184610Salfred break; 2075184610Salfred 2076184610Salfred case USB_IFACE_DRIVER_ACTIVE: 2077184610Salfred /* TODO */ 2078184610Salfred *u.pint = 0; 2079184610Salfred break; 2080184610Salfred 2081184610Salfred case USB_IFACE_DRIVER_DETACH: 2082184610Salfred /* TODO */ 2083184610Salfred error = priv_check(curthread, PRIV_DRIVER); 2084184610Salfred if (error) { 2085184610Salfred break; 2086184610Salfred } 2087184610Salfred error = EINVAL; 2088184610Salfred break; 2089184610Salfred 2090184610Salfred case USB_SET_POWER_MODE: 2091184610Salfred error = ugen_set_power_mode(f, *u.pint); 2092184610Salfred break; 2093184610Salfred 2094184610Salfred case USB_GET_POWER_MODE: 2095184610Salfred *u.pint = ugen_get_power_mode(f); 2096184610Salfred break; 2097184610Salfred 2098184610Salfred case USB_SET_PORT_ENABLE: 2099184610Salfred error = ugen_do_port_feature(f, 2100184610Salfred *u.pint, 1, UHF_PORT_ENABLE); 2101184610Salfred break; 2102184610Salfred 2103184610Salfred case USB_SET_PORT_DISABLE: 2104184610Salfred error = ugen_do_port_feature(f, 2105184610Salfred *u.pint, 0, UHF_PORT_ENABLE); 2106184610Salfred break; 2107184610Salfred 2108185087Salfred case USB_FS_INIT: 2109185087Salfred /* verify input parameters */ 2110185087Salfred if (u.pinit->pEndpoints == NULL) { 2111185087Salfred error = EINVAL; 2112185087Salfred break; 2113185087Salfred } 2114185087Salfred if (u.pinit->ep_index_max > 127) { 2115185087Salfred error = EINVAL; 2116185087Salfred break; 2117185087Salfred } 2118185087Salfred if (u.pinit->ep_index_max == 0) { 2119185087Salfred error = EINVAL; 2120185087Salfred break; 2121185087Salfred } 2122185087Salfred if (f->fs_xfer != NULL) { 2123185087Salfred error = EBUSY; 2124185087Salfred break; 2125185087Salfred } 2126185087Salfred if (f->dev_ep_index != 0) { 2127185087Salfred error = EINVAL; 2128185087Salfred break; 2129185087Salfred } 2130185087Salfred if (ugen_fifo_in_use(f, fflags)) { 2131185087Salfred error = EBUSY; 2132185087Salfred break; 2133185087Salfred } 2134185087Salfred error = usb2_fifo_alloc_buffer(f, 1, u.pinit->ep_index_max); 2135185087Salfred if (error) { 2136185087Salfred break; 2137185087Salfred } 2138185087Salfred f->fs_xfer = malloc(sizeof(f->fs_xfer[0]) * 2139185087Salfred u.pinit->ep_index_max, M_USB, M_WAITOK | M_ZERO); 2140185087Salfred if (f->fs_xfer == NULL) { 2141185087Salfred usb2_fifo_free_buffer(f); 2142185087Salfred error = ENOMEM; 2143185087Salfred break; 2144185087Salfred } 2145185087Salfred f->fs_ep_max = u.pinit->ep_index_max; 2146185087Salfred f->fs_ep_ptr = u.pinit->pEndpoints; 2147184610Salfred break; 2148184610Salfred 2149185087Salfred case USB_FS_UNINIT: 2150185087Salfred if (u.puninit->dummy != 0) { 2151185087Salfred error = EINVAL; 2152185087Salfred break; 2153185087Salfred } 2154185087Salfred error = ugen_fs_uninit(f); 2155185087Salfred break; 2156184610Salfred 2157185087Salfred default: 2158185087Salfred mtx_lock(f->priv_mtx); 2159185087Salfred error = ugen_iface_ioctl(f, cmd, addr, fflags); 2160185087Salfred mtx_unlock(f->priv_mtx); 2161185087Salfred break; 2162184610Salfred } 2163184610Salfred DPRINTFN(6, "error=%d\n", error); 2164184610Salfred return (error); 2165184610Salfred} 2166184610Salfred 2167184610Salfredstatic void 2168184610Salfredugen_default_fs_callback(struct usb2_xfer *xfer) 2169184610Salfred{ 2170184610Salfred ; /* workaround for a bug in "indent" */ 2171184610Salfred 2172184610Salfred DPRINTF("st=%u alen=%u aframes=%u\n", 2173184610Salfred USB_GET_STATE(xfer), xfer->actlen, xfer->aframes); 2174184610Salfred 2175184610Salfred switch (USB_GET_STATE(xfer)) { 2176184610Salfred case USB_ST_SETUP: 2177184610Salfred usb2_start_hardware(xfer); 2178184610Salfred break; 2179184610Salfred default: 2180184610Salfred ugen_fs_set_complete(xfer->priv_sc, USB_P2U(xfer->priv_fifo)); 2181184610Salfred break; 2182184610Salfred } 2183184610Salfred} 2184