usb_generic.c revision 189125
1184610Salfred/* $FreeBSD: head/sys/dev/usb/usb_generic.c 189125 2009-02-27 22:12:15Z 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_defs.h> 28188942Sthompsa#include <dev/usb/usb_mfunc.h> 29188942Sthompsa#include <dev/usb/usb.h> 30188942Sthompsa#include <dev/usb/usb_ioctl.h> 31188942Sthompsa#include <dev/usb/usb_error.h> 32184610Salfred 33184610Salfred#define USB_DEBUG_VAR ugen_debug 34184610Salfred 35188942Sthompsa#include <dev/usb/usb_core.h> 36188942Sthompsa#include <dev/usb/usb_mbuf.h> 37188942Sthompsa#include <dev/usb/usb_dev.h> 38188942Sthompsa#include <dev/usb/usb_process.h> 39188942Sthompsa#include <dev/usb/usb_device.h> 40188942Sthompsa#include <dev/usb/usb_debug.h> 41188942Sthompsa#include <dev/usb/usb_request.h> 42188942Sthompsa#include <dev/usb/usb_busdma.h> 43188942Sthompsa#include <dev/usb/usb_util.h> 44188942Sthompsa#include <dev/usb/usb_hub.h> 45188942Sthompsa#include <dev/usb/usb_generic.h> 46188942Sthompsa#include <dev/usb/usb_transfer.h> 47184610Salfred 48188942Sthompsa#include <dev/usb/usb_controller.h> 49188942Sthompsa#include <dev/usb/usb_bus.h> 50184610Salfred 51184610Salfred/* defines */ 52184610Salfred 53184610Salfred#define UGEN_BULK_FS_BUFFER_SIZE (64*32) /* bytes */ 54184610Salfred#define UGEN_BULK_HS_BUFFER_SIZE (1024*32) /* bytes */ 55184610Salfred#define UGEN_HW_FRAMES 50 /* number of milliseconds per transfer */ 56184610Salfred 57184610Salfred/* function prototypes */ 58184610Salfred 59184610Salfredstatic usb2_callback_t ugen_read_clear_stall_callback; 60184610Salfredstatic usb2_callback_t ugen_write_clear_stall_callback; 61184610Salfredstatic usb2_callback_t ugen_default_read_callback; 62184610Salfredstatic usb2_callback_t ugen_default_write_callback; 63184610Salfredstatic usb2_callback_t ugen_isoc_read_callback; 64184610Salfredstatic usb2_callback_t ugen_isoc_write_callback; 65184610Salfredstatic usb2_callback_t ugen_default_fs_callback; 66184610Salfred 67184610Salfredstatic usb2_fifo_open_t ugen_open; 68184610Salfredstatic usb2_fifo_close_t ugen_close; 69184610Salfredstatic usb2_fifo_ioctl_t ugen_ioctl; 70185087Salfredstatic usb2_fifo_ioctl_t ugen_ioctl_post; 71184610Salfredstatic usb2_fifo_cmd_t ugen_start_read; 72184610Salfredstatic usb2_fifo_cmd_t ugen_start_write; 73184610Salfredstatic usb2_fifo_cmd_t ugen_stop_io; 74184610Salfred 75185948Sthompsastatic int ugen_transfer_setup(struct usb2_fifo *, 76185948Sthompsa const struct usb2_config *, uint8_t); 77185948Sthompsastatic int ugen_open_pipe_write(struct usb2_fifo *); 78185948Sthompsastatic int ugen_open_pipe_read(struct usb2_fifo *); 79185948Sthompsastatic int ugen_set_config(struct usb2_fifo *, uint8_t); 80185948Sthompsastatic int ugen_set_interface(struct usb2_fifo *, uint8_t, uint8_t); 81185948Sthompsastatic int ugen_get_cdesc(struct usb2_fifo *, struct usb2_gen_descriptor *); 82185948Sthompsastatic int ugen_get_sdesc(struct usb2_fifo *, struct usb2_gen_descriptor *); 83188622Sthompsastatic int ugen_get_iface_driver(struct usb2_fifo *f, struct usb2_gen_descriptor *ugd); 84185948Sthompsastatic int usb2_gen_fill_deviceinfo(struct usb2_fifo *, 85185948Sthompsa struct usb2_device_info *); 86185948Sthompsastatic int ugen_re_enumerate(struct usb2_fifo *); 87185948Sthompsastatic int ugen_iface_ioctl(struct usb2_fifo *, u_long, void *, int); 88185948Sthompsastatic uint8_t ugen_fs_get_complete(struct usb2_fifo *, uint8_t *); 89185290Salfredstatic int ugen_fs_uninit(struct usb2_fifo *f); 90184610Salfred 91184610Salfred/* structures */ 92184610Salfred 93184610Salfredstruct usb2_fifo_methods usb2_ugen_methods = { 94184610Salfred .f_open = &ugen_open, 95184610Salfred .f_close = &ugen_close, 96184610Salfred .f_ioctl = &ugen_ioctl, 97185087Salfred .f_ioctl_post = &ugen_ioctl_post, 98184610Salfred .f_start_read = &ugen_start_read, 99184610Salfred .f_stop_read = &ugen_stop_io, 100184610Salfred .f_start_write = &ugen_start_write, 101184610Salfred .f_stop_write = &ugen_stop_io, 102184610Salfred}; 103184610Salfred 104184610Salfred#if USB_DEBUG 105184610Salfredstatic int ugen_debug = 0; 106184610Salfred 107184610SalfredSYSCTL_NODE(_hw_usb2, OID_AUTO, ugen, CTLFLAG_RW, 0, "USB generic"); 108184610SalfredSYSCTL_INT(_hw_usb2_ugen, OID_AUTO, debug, CTLFLAG_RW, &ugen_debug, 109184610Salfred 0, "Debug level"); 110184610Salfred#endif 111184610Salfred 112184610Salfred 113184610Salfred/* prototypes */ 114184610Salfred 115184610Salfredstatic int 116184610Salfredugen_transfer_setup(struct usb2_fifo *f, 117184610Salfred const struct usb2_config *setup, uint8_t n_setup) 118184610Salfred{ 119184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 120184610Salfred struct usb2_device *udev = f->udev; 121184610Salfred uint8_t iface_index = pipe->iface_index; 122184610Salfred int error; 123184610Salfred 124184610Salfred mtx_unlock(f->priv_mtx); 125184610Salfred 126184610Salfred /* 127184610Salfred * "usb2_transfer_setup()" can sleep so one needs to make a wrapper, 128184610Salfred * exiting the mutex and checking things 129184610Salfred */ 130184610Salfred error = usb2_transfer_setup(udev, &iface_index, f->xfer, 131184610Salfred setup, n_setup, f, f->priv_mtx); 132184610Salfred if (error == 0) { 133184610Salfred 134184610Salfred if (f->xfer[0]->nframes == 1) { 135184610Salfred error = usb2_fifo_alloc_buffer(f, 136184610Salfred f->xfer[0]->max_data_length, 2); 137184610Salfred } else { 138184610Salfred error = usb2_fifo_alloc_buffer(f, 139184610Salfred f->xfer[0]->max_frame_size, 140184610Salfred 2 * f->xfer[0]->nframes); 141184610Salfred } 142184610Salfred if (error) { 143184610Salfred usb2_transfer_unsetup(f->xfer, n_setup); 144184610Salfred } 145184610Salfred } 146184610Salfred mtx_lock(f->priv_mtx); 147184610Salfred 148184610Salfred return (error); 149184610Salfred} 150184610Salfred 151184610Salfredstatic int 152189110Sthompsaugen_open(struct usb2_fifo *f, int fflags) 153184610Salfred{ 154184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 155184610Salfred struct usb2_endpoint_descriptor *ed = pipe->edesc; 156184610Salfred uint8_t type; 157184610Salfred 158184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 159184610Salfred 160184610Salfred mtx_lock(f->priv_mtx); 161187180Sthompsa switch (usb2_get_speed(f->udev)) { 162187180Sthompsa case USB_SPEED_LOW: 163187180Sthompsa case USB_SPEED_FULL: 164187180Sthompsa f->nframes = UGEN_HW_FRAMES; 165187180Sthompsa f->bufsize = UGEN_BULK_FS_BUFFER_SIZE; 166187180Sthompsa break; 167187180Sthompsa default: 168184610Salfred f->nframes = UGEN_HW_FRAMES * 8; 169184610Salfred f->bufsize = UGEN_BULK_HS_BUFFER_SIZE; 170187180Sthompsa break; 171184610Salfred } 172184610Salfred 173184610Salfred type = ed->bmAttributes & UE_XFERTYPE; 174184610Salfred if (type == UE_INTERRUPT) { 175184610Salfred f->bufsize = 0; /* use "wMaxPacketSize" */ 176184610Salfred } 177184610Salfred f->timeout = USB_NO_TIMEOUT; 178184610Salfred f->flag_short = 0; 179184610Salfred f->fifo_zlp = 0; 180184610Salfred mtx_unlock(f->priv_mtx); 181184610Salfred 182184610Salfred return (0); 183184610Salfred} 184184610Salfred 185184610Salfredstatic void 186189110Sthompsaugen_close(struct usb2_fifo *f, int fflags) 187184610Salfred{ 188184610Salfred DPRINTFN(6, "flag=0x%x\n", fflags); 189184610Salfred 190184610Salfred /* cleanup */ 191184610Salfred 192184610Salfred mtx_lock(f->priv_mtx); 193184610Salfred usb2_transfer_stop(f->xfer[0]); 194184610Salfred usb2_transfer_stop(f->xfer[1]); 195184610Salfred mtx_unlock(f->priv_mtx); 196184610Salfred 197184610Salfred usb2_transfer_unsetup(f->xfer, 2); 198184610Salfred usb2_fifo_free_buffer(f); 199184610Salfred 200184610Salfred if (ugen_fs_uninit(f)) { 201184610Salfred /* ignore any errors - we are closing */ 202185290Salfred DPRINTFN(6, "no FIFOs\n"); 203184610Salfred } 204184610Salfred} 205184610Salfred 206184610Salfredstatic int 207184610Salfredugen_open_pipe_write(struct usb2_fifo *f) 208184610Salfred{ 209184610Salfred struct usb2_config usb2_config[2]; 210184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 211184610Salfred struct usb2_endpoint_descriptor *ed = pipe->edesc; 212184610Salfred 213184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 214184610Salfred 215184610Salfred if (f->xfer[0] || f->xfer[1]) { 216184610Salfred /* transfers are already opened */ 217184610Salfred return (0); 218184610Salfred } 219184610Salfred bzero(usb2_config, sizeof(usb2_config)); 220184610Salfred 221184610Salfred usb2_config[1].type = UE_CONTROL; 222184610Salfred usb2_config[1].endpoint = 0; 223184610Salfred usb2_config[1].direction = UE_DIR_ANY; 224184610Salfred usb2_config[1].mh.timeout = 1000; /* 1 second */ 225184610Salfred usb2_config[1].mh.interval = 50;/* 50 milliseconds */ 226184610Salfred usb2_config[1].mh.bufsize = sizeof(struct usb2_device_request); 227184610Salfred usb2_config[1].mh.callback = &ugen_write_clear_stall_callback; 228184610Salfred 229184610Salfred usb2_config[0].type = ed->bmAttributes & UE_XFERTYPE; 230184610Salfred usb2_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 231184610Salfred usb2_config[0].direction = ed->bEndpointAddress & (UE_DIR_OUT | UE_DIR_IN); 232184610Salfred usb2_config[0].mh.interval = USB_DEFAULT_INTERVAL; 233184610Salfred usb2_config[0].mh.flags.proxy_buffer = 1; 234184610Salfred 235184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 236184610Salfred case UE_INTERRUPT: 237184610Salfred case UE_BULK: 238184610Salfred if (f->flag_short) { 239184610Salfred usb2_config[0].mh.flags.force_short_xfer = 1; 240184610Salfred } 241184610Salfred usb2_config[0].mh.callback = &ugen_default_write_callback; 242184610Salfred usb2_config[0].mh.timeout = f->timeout; 243184610Salfred usb2_config[0].mh.frames = 1; 244184610Salfred usb2_config[0].mh.bufsize = f->bufsize; 245184610Salfred usb2_config[0].md = usb2_config[0].mh; /* symmetric config */ 246184610Salfred if (ugen_transfer_setup(f, usb2_config, 2)) { 247184610Salfred return (EIO); 248184610Salfred } 249184610Salfred /* first transfer does not clear stall */ 250184610Salfred f->flag_stall = 0; 251184610Salfred break; 252184610Salfred 253184610Salfred case UE_ISOCHRONOUS: 254184610Salfred usb2_config[0].mh.flags.short_xfer_ok = 1; 255184610Salfred usb2_config[0].mh.bufsize = 0; /* use default */ 256184610Salfred usb2_config[0].mh.frames = f->nframes; 257184610Salfred usb2_config[0].mh.callback = &ugen_isoc_write_callback; 258184610Salfred usb2_config[0].mh.timeout = 0; 259184610Salfred usb2_config[0].md = usb2_config[0].mh; /* symmetric config */ 260184610Salfred 261184610Salfred /* clone configuration */ 262184610Salfred usb2_config[1] = usb2_config[0]; 263184610Salfred 264184610Salfred if (ugen_transfer_setup(f, usb2_config, 2)) { 265184610Salfred return (EIO); 266184610Salfred } 267184610Salfred break; 268184610Salfred default: 269184610Salfred return (EINVAL); 270184610Salfred } 271184610Salfred return (0); 272184610Salfred} 273184610Salfred 274184610Salfredstatic int 275184610Salfredugen_open_pipe_read(struct usb2_fifo *f) 276184610Salfred{ 277184610Salfred struct usb2_config usb2_config[2]; 278184610Salfred struct usb2_pipe *pipe = f->priv_sc0; 279184610Salfred struct usb2_endpoint_descriptor *ed = pipe->edesc; 280184610Salfred 281184610Salfred mtx_assert(f->priv_mtx, MA_OWNED); 282184610Salfred 283184610Salfred if (f->xfer[0] || f->xfer[1]) { 284184610Salfred /* transfers are already opened */ 285184610Salfred return (0); 286184610Salfred } 287184610Salfred bzero(usb2_config, sizeof(usb2_config)); 288184610Salfred 289184610Salfred usb2_config[1].type = UE_CONTROL; 290184610Salfred usb2_config[1].endpoint = 0; 291184610Salfred usb2_config[1].direction = UE_DIR_ANY; 292184610Salfred usb2_config[1].mh.timeout = 1000; /* 1 second */ 293184610Salfred usb2_config[1].mh.interval = 50;/* 50 milliseconds */ 294184610Salfred usb2_config[1].mh.bufsize = sizeof(struct usb2_device_request); 295184610Salfred usb2_config[1].mh.callback = &ugen_read_clear_stall_callback; 296184610Salfred 297184610Salfred usb2_config[0].type = ed->bmAttributes & UE_XFERTYPE; 298184610Salfred usb2_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 299184610Salfred usb2_config[0].direction = UE_DIR_IN; 300184610Salfred usb2_config[0].mh.interval = USB_DEFAULT_INTERVAL; 301184610Salfred usb2_config[0].mh.flags.proxy_buffer = 1; 302184610Salfred 303184610Salfred switch (ed->bmAttributes & UE_XFERTYPE) { 304184610Salfred case UE_INTERRUPT: 305184610Salfred case UE_BULK: 306184610Salfred if (f->flag_short) { 307184610Salfred usb2_config[0].mh.flags.short_xfer_ok = 1; 308184610Salfred } 309184610Salfred usb2_config[0].mh.timeout = f->timeout; 310184610Salfred usb2_config[0].mh.frames = 1; 311184610Salfred usb2_config[0].mh.callback = &ugen_default_read_callback; 312184610Salfred usb2_config[0].mh.bufsize = f->bufsize; 313184610Salfred usb2_config[0].md = usb2_config[0].mh; /* symmetric config */ 314184610Salfred 315184610Salfred if (ugen_transfer_setup(f, usb2_config, 2)) { 316184610Salfred return (EIO); 317184610Salfred } 318184610Salfred /* first transfer does not clear stall */ 319184610Salfred f->flag_stall = 0; 320184610Salfred break; 321184610Salfred 322184610Salfred case UE_ISOCHRONOUS: 323184610Salfred usb2_config[0].mh.flags.short_xfer_ok = 1; 324184610Salfred usb2_config[0].mh.bufsize = 0; /* use default */ 325184610Salfred usb2_config[0].mh.frames = f->nframes; 326184610Salfred usb2_config[0].mh.callback = &ugen_isoc_read_callback; 327184610Salfred usb2_config[0].mh.timeout = 0; 328184610Salfred usb2_config[0].md = usb2_config[0].mh; /* symmetric config */ 329184610Salfred 330184610Salfred /* clone configuration */ 331184610Salfred usb2_config[1] = usb2_config[0]; 332184610Salfred 333184610Salfred if (ugen_transfer_setup(f, usb2_config, 2)) { 334184610Salfred return (EIO); 335184610Salfred } 336184610Salfred break; 337184610Salfred 338184610Salfred default: 339184610Salfred return (EINVAL); 340184610Salfred } 341184610Salfred return (0); 342184610Salfred} 343184610Salfred 344184610Salfredstatic void 345184610Salfredugen_start_read(struct usb2_fifo *f) 346184610Salfred{ 347184610Salfred /* check that pipes are open */ 348184610Salfred if (ugen_open_pipe_read(f)) { 349184610Salfred /* signal error */ 350184610Salfred usb2_fifo_put_data_error(f); 351184610Salfred } 352184610Salfred /* start transfers */ 353184610Salfred usb2_transfer_start(f->xfer[0]); 354184610Salfred usb2_transfer_start(f->xfer[1]); 355184610Salfred} 356184610Salfred 357184610Salfredstatic void 358184610Salfredugen_start_write(struct usb2_fifo *f) 359184610Salfred{ 360184610Salfred /* check that pipes are open */ 361184610Salfred if (ugen_open_pipe_write(f)) { 362184610Salfred /* signal error */ 363184610Salfred usb2_fifo_get_data_error(f); 364184610Salfred } 365184610Salfred /* start transfers */ 366184610Salfred usb2_transfer_start(f->xfer[0]); 367184610Salfred usb2_transfer_start(f->xfer[1]); 368184610Salfred} 369184610Salfred 370184610Salfredstatic void 371184610Salfredugen_stop_io(struct usb2_fifo *f) 372184610Salfred{ 373184610Salfred /* stop transfers */ 374184610Salfred usb2_transfer_stop(f->xfer[0]); 375184610Salfred usb2_transfer_stop(f->xfer[1]); 376184610Salfred} 377184610Salfred 378184610Salfredstatic void 379184610Salfredugen_default_read_callback(struct usb2_xfer *xfer) 380184610Salfred{ 381184610Salfred struct usb2_fifo *f = xfer->priv_sc; 382184610Salfred struct usb2_mbuf *m; 383184610Salfred 384184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 385184610Salfred 386184610Salfred switch (USB_GET_STATE(xfer)) { 387184610Salfred case USB_ST_TRANSFERRED: 388184610Salfred if (xfer->actlen == 0) { 389184610Salfred if (f->fifo_zlp != 4) { 390184610Salfred f->fifo_zlp++; 391184610Salfred } else { 392184610Salfred /* 393184610Salfred * Throttle a little bit we have multiple ZLPs 394184610Salfred * in a row! 395184610Salfred */ 396184610Salfred xfer->interval = 64; /* ms */ 397184610Salfred } 398184610Salfred } else { 399184610Salfred /* clear throttle */ 400184610Salfred xfer->interval = 0; 401184610Salfred f->fifo_zlp = 0; 402184610Salfred } 403184610Salfred usb2_fifo_put_data(f, xfer->frbuffers, 0, 404184610Salfred xfer->actlen, 1); 405184610Salfred 406184610Salfred case USB_ST_SETUP: 407184610Salfred if (f->flag_stall) { 408184610Salfred usb2_transfer_start(f->xfer[1]); 409184610Salfred break; 410184610Salfred } 411184610Salfred USB_IF_POLL(&f->free_q, m); 412184610Salfred if (m) { 413184610Salfred xfer->frlengths[0] = xfer->max_data_length; 414184610Salfred usb2_start_hardware(xfer); 415184610Salfred } 416184610Salfred break; 417184610Salfred 418184610Salfred default: /* Error */ 419184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 420184610Salfred f->flag_stall = 1; 421184610Salfred f->fifo_zlp = 0; 422184610Salfred usb2_transfer_start(f->xfer[1]); 423184610Salfred } 424184610Salfred break; 425184610Salfred } 426184610Salfred} 427184610Salfred 428184610Salfredstatic void 429184610Salfredugen_default_write_callback(struct usb2_xfer *xfer) 430184610Salfred{ 431184610Salfred struct usb2_fifo *f = xfer->priv_sc; 432184610Salfred uint32_t actlen; 433184610Salfred 434184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 435184610Salfred 436184610Salfred switch (USB_GET_STATE(xfer)) { 437184610Salfred case USB_ST_SETUP: 438184610Salfred case USB_ST_TRANSFERRED: 439184610Salfred /* 440184610Salfred * If writing is in stall, just jump to clear stall 441184610Salfred * callback and solve the situation. 442184610Salfred */ 443184610Salfred if (f->flag_stall) { 444184610Salfred usb2_transfer_start(f->xfer[1]); 445184610Salfred break; 446184610Salfred } 447184610Salfred /* 448184610Salfred * Write data, setup and perform hardware transfer. 449184610Salfred */ 450184610Salfred if (usb2_fifo_get_data(f, xfer->frbuffers, 0, 451184610Salfred xfer->max_data_length, &actlen, 0)) { 452184610Salfred xfer->frlengths[0] = actlen; 453184610Salfred usb2_start_hardware(xfer); 454184610Salfred } 455184610Salfred break; 456184610Salfred 457184610Salfred default: /* Error */ 458184610Salfred if (xfer->error != USB_ERR_CANCELLED) { 459184610Salfred f->flag_stall = 1; 460184610Salfred usb2_transfer_start(f->xfer[1]); 461184610Salfred } 462184610Salfred break; 463184610Salfred } 464184610Salfred} 465184610Salfred 466184610Salfredstatic void 467184610Salfredugen_read_clear_stall_callback(struct usb2_xfer *xfer) 468184610Salfred{ 469184610Salfred struct usb2_fifo *f = xfer->priv_sc; 470184610Salfred struct usb2_xfer *xfer_other = f->xfer[0]; 471184610Salfred 472184610Salfred if (f->flag_stall == 0) { 473184610Salfred /* nothing to do */ 474184610Salfred return; 475184610Salfred } 476184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 477184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 478184610Salfred f->flag_stall = 0; 479184610Salfred usb2_transfer_start(xfer_other); 480184610Salfred } 481184610Salfred} 482184610Salfred 483184610Salfredstatic void 484184610Salfredugen_write_clear_stall_callback(struct usb2_xfer *xfer) 485184610Salfred{ 486184610Salfred struct usb2_fifo *f = xfer->priv_sc; 487184610Salfred struct usb2_xfer *xfer_other = f->xfer[0]; 488184610Salfred 489184610Salfred if (f->flag_stall == 0) { 490184610Salfred /* nothing to do */ 491184610Salfred return; 492184610Salfred } 493184610Salfred if (usb2_clear_stall_callback(xfer, xfer_other)) { 494184610Salfred DPRINTFN(5, "f=%p: stall cleared\n", f); 495184610Salfred f->flag_stall = 0; 496184610Salfred usb2_transfer_start(xfer_other); 497184610Salfred } 498184610Salfred} 499184610Salfred 500184610Salfredstatic void 501184610Salfredugen_isoc_read_callback(struct usb2_xfer *xfer) 502184610Salfred{ 503184610Salfred struct usb2_fifo *f = xfer->priv_sc; 504184610Salfred uint32_t offset; 505184610Salfred uint16_t n; 506184610Salfred 507184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 508184610Salfred 509184610Salfred switch (USB_GET_STATE(xfer)) { 510184610Salfred case USB_ST_TRANSFERRED: 511184610Salfred 512184610Salfred DPRINTFN(6, "actlen=%d\n", xfer->actlen); 513184610Salfred 514184610Salfred offset = 0; 515184610Salfred 516184610Salfred for (n = 0; n != xfer->aframes; n++) { 517184610Salfred usb2_fifo_put_data(f, xfer->frbuffers, offset, 518184610Salfred xfer->frlengths[n], 1); 519184610Salfred offset += xfer->max_frame_size; 520184610Salfred } 521184610Salfred 522184610Salfred case USB_ST_SETUP: 523184610Salfredtr_setup: 524184610Salfred for (n = 0; n != xfer->nframes; n++) { 525184610Salfred /* setup size for next transfer */ 526184610Salfred xfer->frlengths[n] = xfer->max_frame_size; 527184610Salfred } 528184610Salfred usb2_start_hardware(xfer); 529184610Salfred break; 530184610Salfred 531184610Salfred default: /* Error */ 532184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 533184610Salfred break; 534184610Salfred } 535184610Salfred goto tr_setup; 536184610Salfred } 537184610Salfred} 538184610Salfred 539184610Salfredstatic void 540184610Salfredugen_isoc_write_callback(struct usb2_xfer *xfer) 541184610Salfred{ 542184610Salfred struct usb2_fifo *f = xfer->priv_sc; 543184610Salfred uint32_t actlen; 544184610Salfred uint32_t offset; 545184610Salfred uint16_t n; 546184610Salfred 547184610Salfred DPRINTFN(4, "actlen=%u, aframes=%u\n", xfer->actlen, xfer->aframes); 548184610Salfred 549184610Salfred switch (USB_GET_STATE(xfer)) { 550184610Salfred case USB_ST_TRANSFERRED: 551184610Salfred case USB_ST_SETUP: 552184610Salfredtr_setup: 553184610Salfred offset = 0; 554184610Salfred for (n = 0; n != xfer->nframes; n++) { 555184610Salfred if (usb2_fifo_get_data(f, xfer->frbuffers, offset, 556184610Salfred xfer->max_frame_size, &actlen, 1)) { 557184610Salfred xfer->frlengths[n] = actlen; 558184610Salfred offset += actlen; 559184610Salfred } else { 560184610Salfred break; 561184610Salfred } 562184610Salfred } 563184610Salfred 564184610Salfred for (; n != xfer->nframes; n++) { 565184610Salfred /* fill in zero frames */ 566184610Salfred xfer->frlengths[n] = 0; 567184610Salfred } 568184610Salfred usb2_start_hardware(xfer); 569184610Salfred break; 570184610Salfred 571184610Salfred default: /* Error */ 572184610Salfred if (xfer->error == USB_ERR_CANCELLED) { 573184610Salfred break; 574184610Salfred } 575184610Salfred goto tr_setup; 576184610Salfred } 577184610Salfred} 578184610Salfred 579184610Salfredstatic int 580184610Salfredugen_set_config(struct usb2_fifo *f, uint8_t index) 581184610Salfred{ 582184610Salfred DPRINTFN(2, "index %u\n", index); 583184610Salfred 584184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 585184610Salfred /* not possible in device side mode */ 586184610Salfred return (ENOTTY); 587184610Salfred } 588184610Salfred if (f->udev->curr_config_index == index) { 589184610Salfred /* no change needed */ 590184610Salfred return (0); 591184610Salfred } 592185290Salfred /* make sure all FIFO's are gone */ 593185290Salfred /* else there can be a deadlock */ 594185290Salfred if (ugen_fs_uninit(f)) { 595185290Salfred /* ignore any errors */ 596185290Salfred DPRINTFN(6, "no FIFOs\n"); 597185290Salfred } 598184610Salfred /* change setting - will free generic FIFOs, if any */ 599184610Salfred if (usb2_set_config_index(f->udev, index)) { 600184610Salfred return (EIO); 601184610Salfred } 602184610Salfred /* probe and attach */ 603184610Salfred if (usb2_probe_and_attach(f->udev, USB_IFACE_INDEX_ANY)) { 604184610Salfred return (EIO); 605184610Salfred } 606184610Salfred return (0); 607184610Salfred} 608184610Salfred 609184610Salfredstatic int 610184610Salfredugen_set_interface(struct usb2_fifo *f, 611184610Salfred uint8_t iface_index, uint8_t alt_index) 612184610Salfred{ 613184610Salfred DPRINTFN(2, "%u, %u\n", iface_index, alt_index); 614184610Salfred 615184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 616184610Salfred /* not possible in device side mode */ 617184610Salfred return (ENOTTY); 618184610Salfred } 619185290Salfred /* make sure all FIFO's are gone */ 620185290Salfred /* else there can be a deadlock */ 621185290Salfred if (ugen_fs_uninit(f)) { 622185290Salfred /* ignore any errors */ 623185290Salfred DPRINTFN(6, "no FIFOs\n"); 624185290Salfred } 625184610Salfred /* change setting - will free generic FIFOs, if any */ 626184610Salfred if (usb2_set_alt_interface_index(f->udev, iface_index, alt_index)) { 627184610Salfred return (EIO); 628184610Salfred } 629184610Salfred /* probe and attach */ 630184610Salfred if (usb2_probe_and_attach(f->udev, iface_index)) { 631184610Salfred return (EIO); 632184610Salfred } 633184610Salfred return (0); 634184610Salfred} 635184610Salfred 636184610Salfred/*------------------------------------------------------------------------* 637184610Salfred * ugen_get_cdesc 638184610Salfred * 639184610Salfred * This function will retrieve the complete configuration descriptor 640184610Salfred * at the given index. 641184610Salfred *------------------------------------------------------------------------*/ 642184610Salfredstatic int 643184610Salfredugen_get_cdesc(struct usb2_fifo *f, struct usb2_gen_descriptor *ugd) 644184610Salfred{ 645184610Salfred struct usb2_config_descriptor *cdesc; 646184610Salfred struct usb2_device *udev = f->udev; 647184610Salfred int error; 648184610Salfred uint16_t len; 649184610Salfred uint8_t free_data; 650184610Salfred 651184610Salfred DPRINTFN(6, "\n"); 652184610Salfred 653184610Salfred if (ugd->ugd_data == NULL) { 654184610Salfred /* userland pointer should not be zero */ 655184610Salfred return (EINVAL); 656184610Salfred } 657184610Salfred if ((ugd->ugd_config_index == USB_UNCONFIG_INDEX) || 658184610Salfred (ugd->ugd_config_index == udev->curr_config_index)) { 659184610Salfred cdesc = usb2_get_config_descriptor(udev); 660184610Salfred if (cdesc == NULL) { 661184610Salfred return (ENXIO); 662184610Salfred } 663184610Salfred free_data = 0; 664184610Salfred 665184610Salfred } else { 666184610Salfred if (usb2_req_get_config_desc_full(udev, 667188986Sthompsa NULL, &cdesc, M_USBDEV, 668184610Salfred ugd->ugd_config_index)) { 669184610Salfred return (ENXIO); 670184610Salfred } 671184610Salfred free_data = 1; 672184610Salfred } 673184610Salfred 674184610Salfred len = UGETW(cdesc->wTotalLength); 675184610Salfred if (len > ugd->ugd_maxlen) { 676184610Salfred len = ugd->ugd_maxlen; 677184610Salfred } 678184610Salfred DPRINTFN(6, "len=%u\n", len); 679184610Salfred 680184610Salfred ugd->ugd_actlen = len; 681184610Salfred ugd->ugd_offset = 0; 682184610Salfred 683184610Salfred error = copyout(cdesc, ugd->ugd_data, len); 684184610Salfred 685184610Salfred if (free_data) { 686184610Salfred free(cdesc, M_USBDEV); 687184610Salfred } 688184610Salfred return (error); 689184610Salfred} 690184610Salfred 691184610Salfredstatic int 692184610Salfredugen_get_sdesc(struct usb2_fifo *f, struct usb2_gen_descriptor *ugd) 693184610Salfred{ 694184610Salfred void *ptr = f->udev->bus->scratch[0].data; 695184610Salfred uint16_t size = sizeof(f->udev->bus->scratch[0].data); 696184610Salfred int error; 697184610Salfred 698188986Sthompsa if (usb2_req_get_string_desc(f->udev, NULL, ptr, 699184610Salfred size, ugd->ugd_lang_id, ugd->ugd_string_index)) { 700184610Salfred error = EINVAL; 701184610Salfred } else { 702184610Salfred 703184610Salfred if (size > ((uint8_t *)ptr)[0]) { 704184610Salfred size = ((uint8_t *)ptr)[0]; 705184610Salfred } 706184610Salfred if (size > ugd->ugd_maxlen) { 707184610Salfred size = ugd->ugd_maxlen; 708184610Salfred } 709184610Salfred ugd->ugd_actlen = size; 710184610Salfred ugd->ugd_offset = 0; 711184610Salfred 712184610Salfred error = copyout(ptr, ugd->ugd_data, size); 713184610Salfred } 714184610Salfred return (error); 715184610Salfred} 716184610Salfred 717184610Salfred/*------------------------------------------------------------------------* 718188622Sthompsa * ugen_get_iface_driver 719184610Salfred * 720188622Sthompsa * This function generates an USB interface description for userland. 721184610Salfred * 722184610Salfred * Returns: 723184610Salfred * 0: Success 724184610Salfred * Else: Failure 725184610Salfred *------------------------------------------------------------------------*/ 726184610Salfredstatic int 727188622Sthompsaugen_get_iface_driver(struct usb2_fifo *f, struct usb2_gen_descriptor *ugd) 728184610Salfred{ 729188622Sthompsa struct usb2_device *udev = f->udev; 730184610Salfred struct usb2_interface *iface; 731184610Salfred const char *ptr; 732188622Sthompsa const char *desc; 733188622Sthompsa unsigned int len; 734188622Sthompsa unsigned int maxlen; 735188622Sthompsa char buf[128]; 736188622Sthompsa int error; 737184610Salfred 738188622Sthompsa DPRINTFN(6, "\n"); 739184610Salfred 740188622Sthompsa if ((ugd->ugd_data == NULL) || (ugd->ugd_maxlen == 0)) { 741188622Sthompsa /* userland pointer should not be zero */ 742184610Salfred return (EINVAL); 743184610Salfred } 744188622Sthompsa 745188622Sthompsa iface = usb2_get_iface(udev, ugd->ugd_iface_index); 746188622Sthompsa if ((iface == NULL) || (iface->idesc == NULL)) { 747188622Sthompsa /* invalid interface index */ 748188622Sthompsa return (EINVAL); 749184610Salfred } 750188622Sthompsa 751188622Sthompsa /* read out device nameunit string, if any */ 752188622Sthompsa if ((iface->subdev != NULL) && 753188622Sthompsa device_is_attached(iface->subdev) && 754188622Sthompsa (ptr = device_get_nameunit(iface->subdev)) && 755188622Sthompsa (desc = device_get_desc(iface->subdev))) { 756188622Sthompsa 757188622Sthompsa /* print description */ 758188622Sthompsa snprintf(buf, sizeof(buf), "%s: <%s>", ptr, desc); 759188622Sthompsa 760188622Sthompsa /* range checks */ 761188622Sthompsa maxlen = ugd->ugd_maxlen - 1; 762188622Sthompsa len = strlen(buf); 763188622Sthompsa if (len > maxlen) 764188622Sthompsa len = maxlen; 765188622Sthompsa 766188622Sthompsa /* update actual length, including terminating zero */ 767188622Sthompsa ugd->ugd_actlen = len + 1; 768188622Sthompsa 769188622Sthompsa /* copy out interface description */ 770188622Sthompsa error = copyout(buf, ugd->ugd_data, ugd->ugd_actlen); 771188622Sthompsa } else { 772188622Sthompsa /* zero length string is default */ 773188622Sthompsa error = copyout("", ugd->ugd_data, 1); 774184610Salfred } 775188622Sthompsa return (error); 776184610Salfred} 777184610Salfred 778184610Salfred/*------------------------------------------------------------------------* 779184610Salfred * usb2_gen_fill_deviceinfo 780184610Salfred * 781184610Salfred * This function dumps information about an USB device to the 782184610Salfred * structure pointed to by the "di" argument. 783184610Salfred * 784184610Salfred * Returns: 785184610Salfred * 0: Success 786184610Salfred * Else: Failure 787184610Salfred *------------------------------------------------------------------------*/ 788184610Salfredstatic int 789184610Salfredusb2_gen_fill_deviceinfo(struct usb2_fifo *f, struct usb2_device_info *di) 790184610Salfred{ 791184610Salfred struct usb2_device *udev; 792184610Salfred struct usb2_device *hub; 793184610Salfred 794184610Salfred udev = f->udev; 795184610Salfred 796184610Salfred bzero(di, sizeof(di[0])); 797184610Salfred 798184610Salfred di->udi_bus = device_get_unit(udev->bus->bdev); 799184610Salfred di->udi_addr = udev->address; 800184610Salfred di->udi_index = udev->device_index; 801184610Salfred strlcpy(di->udi_serial, udev->serial, 802184610Salfred sizeof(di->udi_serial)); 803184610Salfred strlcpy(di->udi_vendor, udev->manufacturer, 804184610Salfred sizeof(di->udi_vendor)); 805184610Salfred strlcpy(di->udi_product, udev->product, 806184610Salfred sizeof(di->udi_product)); 807184610Salfred usb2_printBCD(di->udi_release, sizeof(di->udi_release), 808184610Salfred UGETW(udev->ddesc.bcdDevice)); 809184610Salfred di->udi_vendorNo = UGETW(udev->ddesc.idVendor); 810184610Salfred di->udi_productNo = UGETW(udev->ddesc.idProduct); 811184610Salfred di->udi_releaseNo = UGETW(udev->ddesc.bcdDevice); 812184610Salfred di->udi_class = udev->ddesc.bDeviceClass; 813184610Salfred di->udi_subclass = udev->ddesc.bDeviceSubClass; 814184610Salfred di->udi_protocol = udev->ddesc.bDeviceProtocol; 815184610Salfred di->udi_config_no = udev->curr_config_no; 816184610Salfred di->udi_config_index = udev->curr_config_index; 817184610Salfred di->udi_power = udev->flags.self_powered ? 0 : udev->power; 818184610Salfred di->udi_speed = udev->speed; 819184610Salfred di->udi_mode = udev->flags.usb2_mode; 820184610Salfred di->udi_power_mode = udev->power_mode; 821184610Salfred if (udev->flags.suspended) { 822184610Salfred di->udi_suspended = 1; 823184610Salfred } else { 824184610Salfred di->udi_suspended = 0; 825184610Salfred } 826184610Salfred 827184610Salfred hub = udev->parent_hub; 828184610Salfred if (hub) { 829184610Salfred di->udi_hubaddr = hub->address; 830184610Salfred di->udi_hubindex = hub->device_index; 831184610Salfred di->udi_hubport = udev->port_no; 832184610Salfred } 833184610Salfred return (0); 834184610Salfred} 835184610Salfred 836184610Salfred/*------------------------------------------------------------------------* 837184610Salfred * ugen_check_request 838184610Salfred * 839184610Salfred * Return values: 840184610Salfred * 0: Access allowed 841184610Salfred * Else: No access 842184610Salfred *------------------------------------------------------------------------*/ 843184610Salfredstatic int 844184610Salfredugen_check_request(struct usb2_device *udev, struct usb2_device_request *req) 845184610Salfred{ 846184610Salfred struct usb2_pipe *pipe; 847184610Salfred int error; 848184610Salfred 849184610Salfred /* 850184610Salfred * Avoid requests that would damage the bus integrity: 851184610Salfred */ 852184610Salfred if (((req->bmRequestType == UT_WRITE_DEVICE) && 853184610Salfred (req->bRequest == UR_SET_ADDRESS)) || 854184610Salfred ((req->bmRequestType == UT_WRITE_DEVICE) && 855184610Salfred (req->bRequest == UR_SET_CONFIG)) || 856184610Salfred ((req->bmRequestType == UT_WRITE_INTERFACE) && 857184610Salfred (req->bRequest == UR_SET_INTERFACE))) { 858184610Salfred /* 859184610Salfred * These requests can be useful for testing USB drivers. 860184610Salfred */ 861184610Salfred error = priv_check(curthread, PRIV_DRIVER); 862184610Salfred if (error) { 863184610Salfred return (error); 864184610Salfred } 865184610Salfred } 866184610Salfred /* 867184610Salfred * Special case - handle clearing of stall 868184610Salfred */ 869184610Salfred if (req->bmRequestType == UT_WRITE_ENDPOINT) { 870184610Salfred 871184610Salfred pipe = usb2_get_pipe_by_addr(udev, req->wIndex[0]); 872184610Salfred if (pipe == NULL) { 873184610Salfred return (EINVAL); 874184610Salfred } 875184610Salfred if ((req->bRequest == UR_CLEAR_FEATURE) && 876184610Salfred (UGETW(req->wValue) == UF_ENDPOINT_HALT)) { 877184610Salfred usb2_clear_data_toggle(udev, pipe); 878184610Salfred } 879184610Salfred } 880184610Salfred /* TODO: add more checks to verify the interface index */ 881184610Salfred 882184610Salfred return (0); 883184610Salfred} 884184610Salfred 885184610Salfredint 886184610Salfredugen_do_request(struct usb2_fifo *f, struct usb2_ctl_request *ur) 887184610Salfred{ 888184610Salfred int error; 889184610Salfred uint16_t len; 890184610Salfred uint16_t actlen; 891184610Salfred 892184610Salfred if (ugen_check_request(f->udev, &ur->ucr_request)) { 893184610Salfred return (EPERM); 894184610Salfred } 895184610Salfred len = UGETW(ur->ucr_request.wLength); 896184610Salfred 897184610Salfred /* check if "ucr_data" is valid */ 898184610Salfred if (len != 0) { 899184610Salfred if (ur->ucr_data == NULL) { 900184610Salfred return (EFAULT); 901184610Salfred } 902184610Salfred } 903184610Salfred /* do the USB request */ 904184610Salfred error = usb2_do_request_flags 905184610Salfred (f->udev, NULL, &ur->ucr_request, ur->ucr_data, 906184610Salfred (ur->ucr_flags & USB_SHORT_XFER_OK) | 907184610Salfred USB_USER_DATA_PTR, &actlen, 908184610Salfred USB_DEFAULT_TIMEOUT); 909184610Salfred 910184610Salfred ur->ucr_actlen = actlen; 911184610Salfred 912184610Salfred if (error) { 913184610Salfred error = EIO; 914184610Salfred } 915184610Salfred return (error); 916184610Salfred} 917184610Salfred 918184610Salfred/*------------------------------------------------------------------------ 919184610Salfred * ugen_re_enumerate 920184610Salfred *------------------------------------------------------------------------*/ 921184610Salfredstatic int 922184610Salfredugen_re_enumerate(struct usb2_fifo *f) 923184610Salfred{ 924184610Salfred struct usb2_device *udev = f->udev; 925184610Salfred int error; 926184610Salfred 927184610Salfred /* 928184610Salfred * This request can be useful for testing USB drivers: 929184610Salfred */ 930184610Salfred error = priv_check(curthread, PRIV_DRIVER); 931184610Salfred if (error) { 932184610Salfred return (error); 933184610Salfred } 934185087Salfred /* get the device unconfigured */ 935185087Salfred error = ugen_set_config(f, USB_UNCONFIG_INDEX); 936185087Salfred if (error) { 937185087Salfred return (error); 938185087Salfred } 939185087Salfred /* do a bus-reset */ 940184610Salfred mtx_lock(f->priv_mtx); 941184610Salfred error = usb2_req_re_enumerate(udev, f->priv_mtx); 942184610Salfred mtx_unlock(f->priv_mtx); 943184610Salfred 944184610Salfred if (error) { 945184610Salfred return (ENXIO); 946184610Salfred } 947185087Salfred /* restore configuration to index 0 */ 948185087Salfred error = ugen_set_config(f, 0); 949185087Salfred if (error) { 950185087Salfred return (error); 951185087Salfred } 952184610Salfred return (0); 953184610Salfred} 954184610Salfred 955185087Salfredint 956184610Salfredugen_fs_uninit(struct usb2_fifo *f) 957184610Salfred{ 958184610Salfred if (f->fs_xfer == NULL) { 959184610Salfred return (EINVAL); 960184610Salfred } 961184610Salfred usb2_transfer_unsetup(f->fs_xfer, f->fs_ep_max); 962184610Salfred free(f->fs_xfer, M_USB); 963184610Salfred f->fs_xfer = NULL; 964184610Salfred f->fs_ep_max = 0; 965184610Salfred f->fs_ep_ptr = NULL; 966184610Salfred f->flag_iscomplete = 0; 967184610Salfred usb2_fifo_free_buffer(f); 968184610Salfred return (0); 969184610Salfred} 970184610Salfred 971184610Salfredstatic uint8_t 972184610Salfredugen_fs_get_complete(struct usb2_fifo *f, uint8_t *pindex) 973184610Salfred{ 974184610Salfred struct usb2_mbuf *m; 975184610Salfred 976184610Salfred USB_IF_DEQUEUE(&f->used_q, m); 977184610Salfred 978184610Salfred if (m) { 979184610Salfred *pindex = *((uint8_t *)(m->cur_data_ptr)); 980184610Salfred 981184610Salfred USB_IF_ENQUEUE(&f->free_q, m); 982184610Salfred 983184610Salfred return (0); /* success */ 984184610Salfred } else { 985184610Salfred 986184610Salfred *pindex = 0; /* fix compiler warning */ 987184610Salfred 988184610Salfred f->flag_iscomplete = 0; 989184610Salfred } 990184610Salfred return (1); /* failure */ 991184610Salfred} 992184610Salfred 993184610Salfredstatic void 994184610Salfredugen_fs_set_complete(struct usb2_fifo *f, uint8_t index) 995184610Salfred{ 996184610Salfred struct usb2_mbuf *m; 997184610Salfred 998184610Salfred USB_IF_DEQUEUE(&f->free_q, m); 999184610Salfred 1000184610Salfred if (m == NULL) { 1001184610Salfred /* can happen during close */ 1002184610Salfred DPRINTF("out of buffers\n"); 1003184610Salfred return; 1004184610Salfred } 1005184610Salfred USB_MBUF_RESET(m); 1006184610Salfred 1007184610Salfred *((uint8_t *)(m->cur_data_ptr)) = index; 1008184610Salfred 1009184610Salfred USB_IF_ENQUEUE(&f->used_q, m); 1010184610Salfred 1011184610Salfred f->flag_iscomplete = 1; 1012184610Salfred 1013184610Salfred usb2_fifo_wakeup(f); 1014184610Salfred} 1015184610Salfred 1016184610Salfredstatic int 1017184610Salfredugen_fs_copy_in(struct usb2_fifo *f, uint8_t ep_index) 1018184610Salfred{ 1019184610Salfred struct usb2_device_request *req; 1020184610Salfred struct usb2_xfer *xfer; 1021184610Salfred struct usb2_fs_endpoint fs_ep; 1022184610Salfred void *uaddr; /* userland pointer */ 1023184610Salfred void *kaddr; 1024184610Salfred uint32_t offset; 1025184610Salfred uint32_t length; 1026184610Salfred uint32_t n; 1027184610Salfred uint32_t rem; 1028184610Salfred int error; 1029184610Salfred uint8_t isread; 1030184610Salfred 1031184610Salfred if (ep_index >= f->fs_ep_max) { 1032184610Salfred return (EINVAL); 1033184610Salfred } 1034184610Salfred xfer = f->fs_xfer[ep_index]; 1035184610Salfred if (xfer == NULL) { 1036184610Salfred return (EINVAL); 1037184610Salfred } 1038184610Salfred mtx_lock(f->priv_mtx); 1039184610Salfred if (usb2_transfer_pending(xfer)) { 1040184610Salfred mtx_unlock(f->priv_mtx); 1041184610Salfred return (EBUSY); /* should not happen */ 1042184610Salfred } 1043184610Salfred mtx_unlock(f->priv_mtx); 1044184610Salfred 1045184610Salfred error = copyin(f->fs_ep_ptr + 1046184610Salfred ep_index, &fs_ep, sizeof(fs_ep)); 1047184610Salfred if (error) { 1048184610Salfred return (error); 1049184610Salfred } 1050184610Salfred /* security checks */ 1051184610Salfred 1052184610Salfred if (fs_ep.nFrames > xfer->max_frame_count) { 1053184610Salfred xfer->error = USB_ERR_INVAL; 1054184610Salfred goto complete; 1055184610Salfred } 1056184610Salfred if (fs_ep.nFrames == 0) { 1057184610Salfred xfer->error = USB_ERR_INVAL; 1058184610Salfred goto complete; 1059184610Salfred } 1060184610Salfred error = copyin(fs_ep.ppBuffer, 1061184610Salfred &uaddr, sizeof(uaddr)); 1062184610Salfred if (error) { 1063184610Salfred return (error); 1064184610Salfred } 1065184610Salfred /* reset first frame */ 1066184610Salfred usb2_set_frame_offset(xfer, 0, 0); 1067184610Salfred 1068184610Salfred if (xfer->flags_int.control_xfr) { 1069184610Salfred 1070184610Salfred req = xfer->frbuffers[0].buffer; 1071184610Salfred 1072184610Salfred error = copyin(fs_ep.pLength, 1073184610Salfred &length, sizeof(length)); 1074184610Salfred if (error) { 1075184610Salfred return (error); 1076184610Salfred } 1077184610Salfred if (length >= sizeof(*req)) { 1078184610Salfred xfer->error = USB_ERR_INVAL; 1079184610Salfred goto complete; 1080184610Salfred } 1081184610Salfred if (length != 0) { 1082184610Salfred error = copyin(uaddr, req, length); 1083184610Salfred if (error) { 1084184610Salfred return (error); 1085184610Salfred } 1086184610Salfred } 1087184610Salfred if (ugen_check_request(f->udev, req)) { 1088184610Salfred xfer->error = USB_ERR_INVAL; 1089184610Salfred goto complete; 1090184610Salfred } 1091184610Salfred xfer->frlengths[0] = length; 1092184610Salfred 1093184610Salfred /* Host mode only ! */ 1094184610Salfred if ((req->bmRequestType & 1095184610Salfred (UT_READ | UT_WRITE)) == UT_READ) { 1096184610Salfred isread = 1; 1097184610Salfred } else { 1098184610Salfred isread = 0; 1099184610Salfred } 1100184610Salfred n = 1; 1101184610Salfred offset = sizeof(*req); 1102184610Salfred 1103184610Salfred } else { 1104184610Salfred /* Device and Host mode */ 1105184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1106184610Salfred isread = 1; 1107184610Salfred } else { 1108184610Salfred isread = 0; 1109184610Salfred } 1110184610Salfred n = 0; 1111184610Salfred offset = 0; 1112184610Salfred } 1113184610Salfred 1114184610Salfred rem = xfer->max_data_length; 1115184610Salfred xfer->nframes = fs_ep.nFrames; 1116184610Salfred xfer->timeout = fs_ep.timeout; 1117184610Salfred if (xfer->timeout > 65535) { 1118184610Salfred xfer->timeout = 65535; 1119184610Salfred } 1120184610Salfred if (fs_ep.flags & USB_FS_FLAG_SINGLE_SHORT_OK) 1121184610Salfred xfer->flags.short_xfer_ok = 1; 1122184610Salfred else 1123184610Salfred xfer->flags.short_xfer_ok = 0; 1124184610Salfred 1125184610Salfred if (fs_ep.flags & USB_FS_FLAG_MULTI_SHORT_OK) 1126184610Salfred xfer->flags.short_frames_ok = 1; 1127184610Salfred else 1128184610Salfred xfer->flags.short_frames_ok = 0; 1129184610Salfred 1130184610Salfred if (fs_ep.flags & USB_FS_FLAG_FORCE_SHORT) 1131184610Salfred xfer->flags.force_short_xfer = 1; 1132184610Salfred else 1133184610Salfred xfer->flags.force_short_xfer = 0; 1134184610Salfred 1135184610Salfred if (fs_ep.flags & USB_FS_FLAG_CLEAR_STALL) 1136184610Salfred xfer->flags.stall_pipe = 1; 1137184610Salfred else 1138184610Salfred xfer->flags.stall_pipe = 0; 1139184610Salfred 1140184610Salfred for (; n != xfer->nframes; n++) { 1141184610Salfred 1142184610Salfred error = copyin(fs_ep.pLength + n, 1143184610Salfred &length, sizeof(length)); 1144184610Salfred if (error) { 1145184610Salfred break; 1146184610Salfred } 1147184610Salfred xfer->frlengths[n] = length; 1148184610Salfred 1149184610Salfred if (length > rem) { 1150184610Salfred xfer->error = USB_ERR_INVAL; 1151184610Salfred goto complete; 1152184610Salfred } 1153184610Salfred rem -= length; 1154184610Salfred 1155184610Salfred if (!isread) { 1156184610Salfred 1157184610Salfred /* we need to know the source buffer */ 1158184610Salfred error = copyin(fs_ep.ppBuffer + n, 1159184610Salfred &uaddr, sizeof(uaddr)); 1160184610Salfred if (error) { 1161184610Salfred break; 1162184610Salfred } 1163184610Salfred if (xfer->flags_int.isochronous_xfr) { 1164184610Salfred /* get kernel buffer address */ 1165184610Salfred kaddr = xfer->frbuffers[0].buffer; 1166184610Salfred kaddr = USB_ADD_BYTES(kaddr, offset); 1167184610Salfred } else { 1168184610Salfred /* set current frame offset */ 1169184610Salfred usb2_set_frame_offset(xfer, offset, n); 1170184610Salfred 1171184610Salfred /* get kernel buffer address */ 1172184610Salfred kaddr = xfer->frbuffers[n].buffer; 1173184610Salfred } 1174184610Salfred 1175184610Salfred /* move data */ 1176184610Salfred error = copyin(uaddr, kaddr, length); 1177184610Salfred if (error) { 1178184610Salfred break; 1179184610Salfred } 1180184610Salfred } 1181184610Salfred offset += length; 1182184610Salfred } 1183184610Salfred return (error); 1184184610Salfred 1185184610Salfredcomplete: 1186184610Salfred mtx_lock(f->priv_mtx); 1187184610Salfred ugen_fs_set_complete(f, ep_index); 1188184610Salfred mtx_unlock(f->priv_mtx); 1189184610Salfred return (0); 1190184610Salfred} 1191184610Salfred 1192184610Salfredstatic int 1193184610Salfredugen_fs_copy_out(struct usb2_fifo *f, uint8_t ep_index) 1194184610Salfred{ 1195184610Salfred struct usb2_device_request *req; 1196184610Salfred struct usb2_xfer *xfer; 1197184610Salfred struct usb2_fs_endpoint fs_ep; 1198184610Salfred struct usb2_fs_endpoint *fs_ep_uptr; /* userland ptr */ 1199184610Salfred void *uaddr; /* userland ptr */ 1200184610Salfred void *kaddr; 1201184610Salfred uint32_t offset; 1202184610Salfred uint32_t length; 1203184610Salfred uint32_t temp; 1204184610Salfred uint32_t n; 1205184610Salfred uint32_t rem; 1206184610Salfred int error; 1207184610Salfred uint8_t isread; 1208184610Salfred 1209184610Salfred if (ep_index >= f->fs_ep_max) { 1210184610Salfred return (EINVAL); 1211184610Salfred } 1212184610Salfred xfer = f->fs_xfer[ep_index]; 1213184610Salfred if (xfer == NULL) { 1214184610Salfred return (EINVAL); 1215184610Salfred } 1216184610Salfred mtx_lock(f->priv_mtx); 1217184610Salfred if (usb2_transfer_pending(xfer)) { 1218184610Salfred mtx_unlock(f->priv_mtx); 1219184610Salfred return (EBUSY); /* should not happen */ 1220184610Salfred } 1221184610Salfred mtx_unlock(f->priv_mtx); 1222184610Salfred 1223184610Salfred fs_ep_uptr = f->fs_ep_ptr + ep_index; 1224184610Salfred error = copyin(fs_ep_uptr, &fs_ep, sizeof(fs_ep)); 1225184610Salfred if (error) { 1226184610Salfred return (error); 1227184610Salfred } 1228184610Salfred fs_ep.status = xfer->error; 1229184610Salfred fs_ep.aFrames = xfer->aframes; 1230184610Salfred fs_ep.isoc_time_complete = xfer->isoc_time_complete; 1231184610Salfred if (xfer->error) { 1232184610Salfred goto complete; 1233184610Salfred } 1234184610Salfred if (xfer->flags_int.control_xfr) { 1235184610Salfred req = xfer->frbuffers[0].buffer; 1236184610Salfred 1237184610Salfred /* Host mode only ! */ 1238184610Salfred if ((req->bmRequestType & (UT_READ | UT_WRITE)) == UT_READ) { 1239184610Salfred isread = 1; 1240184610Salfred } else { 1241184610Salfred isread = 0; 1242184610Salfred } 1243184610Salfred if (xfer->nframes == 0) 1244184610Salfred n = 0; /* should never happen */ 1245184610Salfred else 1246184610Salfred n = 1; 1247184610Salfred } else { 1248184610Salfred /* Device and Host mode */ 1249184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1250184610Salfred isread = 1; 1251184610Salfred } else { 1252184610Salfred isread = 0; 1253184610Salfred } 1254184610Salfred n = 0; 1255184610Salfred } 1256184610Salfred 1257184610Salfred /* Update lengths and copy out data */ 1258184610Salfred 1259184610Salfred rem = xfer->max_data_length; 1260184610Salfred offset = 0; 1261184610Salfred 1262184610Salfred for (; n != xfer->nframes; n++) { 1263184610Salfred 1264184610Salfred /* get initial length into "temp" */ 1265184610Salfred error = copyin(fs_ep.pLength + n, 1266184610Salfred &temp, sizeof(temp)); 1267184610Salfred if (error) { 1268184610Salfred return (error); 1269184610Salfred } 1270184610Salfred if (temp > rem) { 1271184610Salfred /* the userland length has been corrupted */ 1272184610Salfred DPRINTF("corrupt userland length " 1273184610Salfred "%u > %u\n", temp, rem); 1274184610Salfred fs_ep.status = USB_ERR_INVAL; 1275184610Salfred goto complete; 1276184610Salfred } 1277184610Salfred rem -= temp; 1278184610Salfred 1279184610Salfred /* get actual transfer length */ 1280184610Salfred length = xfer->frlengths[n]; 1281184610Salfred if (length > temp) { 1282184610Salfred /* data overflow */ 1283184610Salfred fs_ep.status = USB_ERR_INVAL; 1284184610Salfred DPRINTF("data overflow %u > %u\n", 1285184610Salfred length, temp); 1286184610Salfred goto complete; 1287184610Salfred } 1288184610Salfred if (isread) { 1289184610Salfred 1290184610Salfred /* we need to know the destination buffer */ 1291184610Salfred error = copyin(fs_ep.ppBuffer + n, 1292184610Salfred &uaddr, sizeof(uaddr)); 1293184610Salfred if (error) { 1294184610Salfred return (error); 1295184610Salfred } 1296184610Salfred if (xfer->flags_int.isochronous_xfr) { 1297184610Salfred /* only one frame buffer */ 1298184610Salfred kaddr = USB_ADD_BYTES( 1299184610Salfred xfer->frbuffers[0].buffer, offset); 1300184610Salfred } else { 1301184610Salfred /* multiple frame buffers */ 1302184610Salfred kaddr = xfer->frbuffers[n].buffer; 1303184610Salfred } 1304184610Salfred 1305184610Salfred /* move data */ 1306184610Salfred error = copyout(kaddr, uaddr, length); 1307184610Salfred if (error) { 1308184610Salfred return (error); 1309184610Salfred } 1310184610Salfred } 1311184610Salfred /* 1312184610Salfred * Update offset according to initial length, which is 1313184610Salfred * needed by isochronous transfers! 1314184610Salfred */ 1315184610Salfred offset += temp; 1316184610Salfred 1317184610Salfred /* update length */ 1318184610Salfred error = copyout(&length, 1319184610Salfred fs_ep.pLength + n, sizeof(length)); 1320184610Salfred if (error) { 1321184610Salfred return (error); 1322184610Salfred } 1323184610Salfred } 1324184610Salfred 1325184610Salfredcomplete: 1326184610Salfred /* update "aFrames" */ 1327184610Salfred error = copyout(&fs_ep.aFrames, &fs_ep_uptr->aFrames, 1328184610Salfred sizeof(fs_ep.aFrames)); 1329184610Salfred if (error) 1330184610Salfred goto done; 1331184610Salfred 1332184610Salfred /* update "isoc_time_complete" */ 1333184610Salfred error = copyout(&fs_ep.isoc_time_complete, 1334184610Salfred &fs_ep_uptr->isoc_time_complete, 1335184610Salfred sizeof(fs_ep.isoc_time_complete)); 1336184610Salfred if (error) 1337184610Salfred goto done; 1338184610Salfred /* update "status" */ 1339184610Salfred error = copyout(&fs_ep.status, &fs_ep_uptr->status, 1340184610Salfred sizeof(fs_ep.status)); 1341184610Salfreddone: 1342184610Salfred return (error); 1343184610Salfred} 1344184610Salfred 1345184610Salfredstatic uint8_t 1346184610Salfredugen_fifo_in_use(struct usb2_fifo *f, int fflags) 1347184610Salfred{ 1348184610Salfred struct usb2_fifo *f_rx; 1349184610Salfred struct usb2_fifo *f_tx; 1350184610Salfred 1351184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1352184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1353184610Salfred 1354184610Salfred if ((fflags & FREAD) && f_rx && 1355184610Salfred (f_rx->xfer[0] || f_rx->xfer[1])) { 1356184610Salfred return (1); /* RX FIFO in use */ 1357184610Salfred } 1358184610Salfred if ((fflags & FWRITE) && f_tx && 1359184610Salfred (f_tx->xfer[0] || f_tx->xfer[1])) { 1360184610Salfred return (1); /* TX FIFO in use */ 1361184610Salfred } 1362184610Salfred return (0); /* not in use */ 1363184610Salfred} 1364184610Salfred 1365184610Salfredstatic int 1366189110Sthompsaugen_ioctl(struct usb2_fifo *f, u_long cmd, void *addr, int fflags) 1367184610Salfred{ 1368184610Salfred struct usb2_config usb2_config[1]; 1369184610Salfred struct usb2_device_request req; 1370184610Salfred union { 1371184610Salfred struct usb2_fs_complete *pcomp; 1372184610Salfred struct usb2_fs_start *pstart; 1373184610Salfred struct usb2_fs_stop *pstop; 1374184610Salfred struct usb2_fs_open *popen; 1375184610Salfred struct usb2_fs_close *pclose; 1376184610Salfred struct usb2_fs_clear_stall_sync *pstall; 1377184610Salfred void *addr; 1378184610Salfred } u; 1379184610Salfred struct usb2_pipe *pipe; 1380184610Salfred struct usb2_endpoint_descriptor *ed; 1381184610Salfred int error = 0; 1382184610Salfred uint8_t iface_index; 1383184610Salfred uint8_t isread; 1384184610Salfred uint8_t ep_index; 1385184610Salfred 1386184610Salfred u.addr = addr; 1387184610Salfred 1388185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1389185087Salfred 1390184610Salfred switch (cmd) { 1391184610Salfred case USB_FS_COMPLETE: 1392184610Salfred mtx_lock(f->priv_mtx); 1393184610Salfred error = ugen_fs_get_complete(f, &ep_index); 1394184610Salfred mtx_unlock(f->priv_mtx); 1395184610Salfred 1396184610Salfred if (error) { 1397184610Salfred error = EBUSY; 1398184610Salfred break; 1399184610Salfred } 1400184610Salfred u.pcomp->ep_index = ep_index; 1401184610Salfred error = ugen_fs_copy_out(f, u.pcomp->ep_index); 1402184610Salfred break; 1403184610Salfred 1404184610Salfred case USB_FS_START: 1405184610Salfred error = ugen_fs_copy_in(f, u.pstart->ep_index); 1406184610Salfred if (error) { 1407184610Salfred break; 1408184610Salfred } 1409184610Salfred mtx_lock(f->priv_mtx); 1410184610Salfred usb2_transfer_start(f->fs_xfer[u.pstart->ep_index]); 1411184610Salfred mtx_unlock(f->priv_mtx); 1412184610Salfred break; 1413184610Salfred 1414184610Salfred case USB_FS_STOP: 1415184610Salfred if (u.pstop->ep_index >= f->fs_ep_max) { 1416184610Salfred error = EINVAL; 1417184610Salfred break; 1418184610Salfred } 1419184610Salfred mtx_lock(f->priv_mtx); 1420184610Salfred usb2_transfer_stop(f->fs_xfer[u.pstop->ep_index]); 1421184610Salfred mtx_unlock(f->priv_mtx); 1422184610Salfred break; 1423184610Salfred 1424184610Salfred case USB_FS_OPEN: 1425184610Salfred if (u.popen->ep_index >= f->fs_ep_max) { 1426184610Salfred error = EINVAL; 1427184610Salfred break; 1428184610Salfred } 1429184610Salfred if (f->fs_xfer[u.popen->ep_index] != NULL) { 1430184610Salfred error = EBUSY; 1431184610Salfred break; 1432184610Salfred } 1433184610Salfred if (u.popen->max_bufsize > USB_FS_MAX_BUFSIZE) { 1434184610Salfred u.popen->max_bufsize = USB_FS_MAX_BUFSIZE; 1435184610Salfred } 1436184610Salfred if (u.popen->max_frames > USB_FS_MAX_FRAMES) { 1437184610Salfred u.popen->max_frames = USB_FS_MAX_FRAMES; 1438184610Salfred break; 1439184610Salfred } 1440184610Salfred if (u.popen->max_frames == 0) { 1441184610Salfred error = EINVAL; 1442184610Salfred break; 1443184610Salfred } 1444184610Salfred pipe = usb2_get_pipe_by_addr(f->udev, u.popen->ep_no); 1445184610Salfred if (pipe == NULL) { 1446184610Salfred error = EINVAL; 1447184610Salfred break; 1448184610Salfred } 1449184610Salfred ed = pipe->edesc; 1450184610Salfred if (ed == NULL) { 1451184610Salfred error = ENXIO; 1452184610Salfred break; 1453184610Salfred } 1454184610Salfred iface_index = pipe->iface_index; 1455184610Salfred 1456184610Salfred bzero(usb2_config, sizeof(usb2_config)); 1457184610Salfred 1458184610Salfred usb2_config[0].type = ed->bmAttributes & UE_XFERTYPE; 1459184610Salfred usb2_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 1460184610Salfred usb2_config[0].direction = ed->bEndpointAddress & (UE_DIR_OUT | UE_DIR_IN); 1461184610Salfred usb2_config[0].mh.interval = USB_DEFAULT_INTERVAL; 1462184610Salfred usb2_config[0].mh.flags.proxy_buffer = 1; 1463184610Salfred usb2_config[0].mh.callback = &ugen_default_fs_callback; 1464184610Salfred usb2_config[0].mh.timeout = 0; /* no timeout */ 1465184610Salfred usb2_config[0].mh.frames = u.popen->max_frames; 1466184610Salfred usb2_config[0].mh.bufsize = u.popen->max_bufsize; 1467184610Salfred usb2_config[0].md = usb2_config[0].mh; /* symmetric config */ 1468184610Salfred 1469184610Salfred if (usb2_config[0].type == UE_CONTROL) { 1470184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1471184610Salfred error = EINVAL; 1472184610Salfred break; 1473184610Salfred } 1474184610Salfred } else { 1475184610Salfred 1476184610Salfred isread = ((usb2_config[0].endpoint & 1477184610Salfred (UE_DIR_IN | UE_DIR_OUT)) == UE_DIR_IN); 1478184610Salfred 1479184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1480184610Salfred isread = !isread; 1481184610Salfred } 1482184610Salfred /* check permissions */ 1483184610Salfred if (isread) { 1484184610Salfred if (!(fflags & FREAD)) { 1485184610Salfred error = EPERM; 1486184610Salfred break; 1487184610Salfred } 1488184610Salfred } else { 1489184610Salfred if (!(fflags & FWRITE)) { 1490184610Salfred error = EPERM; 1491184610Salfred break; 1492184610Salfred } 1493184610Salfred } 1494184610Salfred } 1495184610Salfred error = usb2_transfer_setup(f->udev, &iface_index, 1496184610Salfred f->fs_xfer + u.popen->ep_index, usb2_config, 1, 1497184610Salfred f, f->priv_mtx); 1498184610Salfred if (error == 0) { 1499184610Salfred /* update maximums */ 1500184610Salfred u.popen->max_packet_length = 1501184610Salfred f->fs_xfer[u.popen->ep_index]->max_frame_size; 1502184610Salfred u.popen->max_bufsize = 1503184610Salfred f->fs_xfer[u.popen->ep_index]->max_data_length; 1504184610Salfred f->fs_xfer[u.popen->ep_index]->priv_fifo = 1505184610Salfred ((uint8_t *)0) + u.popen->ep_index; 1506184610Salfred } else { 1507184610Salfred error = ENOMEM; 1508184610Salfred } 1509184610Salfred break; 1510184610Salfred 1511184610Salfred case USB_FS_CLOSE: 1512184610Salfred if (u.pclose->ep_index >= f->fs_ep_max) { 1513184610Salfred error = EINVAL; 1514184610Salfred break; 1515184610Salfred } 1516184610Salfred if (f->fs_xfer[u.pclose->ep_index] == NULL) { 1517184610Salfred error = EINVAL; 1518184610Salfred break; 1519184610Salfred } 1520184610Salfred usb2_transfer_unsetup(f->fs_xfer + u.pclose->ep_index, 1); 1521184610Salfred break; 1522184610Salfred 1523184610Salfred case USB_FS_CLEAR_STALL_SYNC: 1524184610Salfred if (u.pstall->ep_index >= f->fs_ep_max) { 1525184610Salfred error = EINVAL; 1526184610Salfred break; 1527184610Salfred } 1528184610Salfred if (f->fs_xfer[u.pstall->ep_index] == NULL) { 1529184610Salfred error = EINVAL; 1530184610Salfred break; 1531184610Salfred } 1532184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1533184610Salfred error = EINVAL; 1534184610Salfred break; 1535184610Salfred } 1536184610Salfred mtx_lock(f->priv_mtx); 1537184610Salfred error = usb2_transfer_pending(f->fs_xfer[u.pstall->ep_index]); 1538184610Salfred mtx_unlock(f->priv_mtx); 1539184610Salfred 1540184610Salfred if (error) { 1541184610Salfred return (EBUSY); 1542184610Salfred } 1543184610Salfred pipe = f->fs_xfer[u.pstall->ep_index]->pipe; 1544184610Salfred 1545184610Salfred /* setup a clear-stall packet */ 1546184610Salfred req.bmRequestType = UT_WRITE_ENDPOINT; 1547184610Salfred req.bRequest = UR_CLEAR_FEATURE; 1548184610Salfred USETW(req.wValue, UF_ENDPOINT_HALT); 1549184610Salfred req.wIndex[0] = pipe->edesc->bEndpointAddress; 1550184610Salfred req.wIndex[1] = 0; 1551184610Salfred USETW(req.wLength, 0); 1552184610Salfred 1553184610Salfred error = usb2_do_request(f->udev, NULL, &req, NULL); 1554184610Salfred if (error == 0) { 1555184610Salfred usb2_clear_data_toggle(f->udev, pipe); 1556184610Salfred } else { 1557184610Salfred error = ENXIO; 1558184610Salfred } 1559184610Salfred break; 1560184610Salfred 1561184610Salfred default: 1562185087Salfred error = ENOIOCTL; 1563184610Salfred break; 1564184610Salfred } 1565185087Salfred 1566185087Salfred DPRINTFN(6, "error=%d\n", error); 1567185087Salfred 1568184610Salfred return (error); 1569184610Salfred} 1570184610Salfred 1571184610Salfredstatic int 1572184610Salfredugen_set_short_xfer(struct usb2_fifo *f, void *addr) 1573184610Salfred{ 1574184610Salfred uint8_t t; 1575184610Salfred 1576184610Salfred if (*(int *)addr) 1577184610Salfred t = 1; 1578184610Salfred else 1579184610Salfred t = 0; 1580184610Salfred 1581184610Salfred if (f->flag_short == t) { 1582184610Salfred /* same value like before - accept */ 1583184610Salfred return (0); 1584184610Salfred } 1585184610Salfred if (f->xfer[0] || f->xfer[1]) { 1586184610Salfred /* cannot change this during transfer */ 1587184610Salfred return (EBUSY); 1588184610Salfred } 1589184610Salfred f->flag_short = t; 1590184610Salfred return (0); 1591184610Salfred} 1592184610Salfred 1593184610Salfredstatic int 1594184610Salfredugen_set_timeout(struct usb2_fifo *f, void *addr) 1595184610Salfred{ 1596184610Salfred f->timeout = *(int *)addr; 1597184610Salfred if (f->timeout > 65535) { 1598184610Salfred /* limit user input */ 1599184610Salfred f->timeout = 65535; 1600184610Salfred } 1601184610Salfred return (0); 1602184610Salfred} 1603184610Salfred 1604184610Salfredstatic int 1605184610Salfredugen_get_frame_size(struct usb2_fifo *f, void *addr) 1606184610Salfred{ 1607184610Salfred if (f->xfer[0]) { 1608184610Salfred *(int *)addr = f->xfer[0]->max_frame_size; 1609184610Salfred } else { 1610184610Salfred return (EINVAL); 1611184610Salfred } 1612184610Salfred return (0); 1613184610Salfred} 1614184610Salfred 1615184610Salfredstatic int 1616184610Salfredugen_set_buffer_size(struct usb2_fifo *f, void *addr) 1617184610Salfred{ 1618184610Salfred uint32_t t; 1619184610Salfred 1620184610Salfred if (*(int *)addr < 1024) 1621184610Salfred t = 1024; 1622184610Salfred else if (*(int *)addr < (256 * 1024)) 1623184610Salfred t = *(int *)addr; 1624184610Salfred else 1625184610Salfred t = 256 * 1024; 1626184610Salfred 1627184610Salfred if (f->bufsize == t) { 1628184610Salfred /* same value like before - accept */ 1629184610Salfred return (0); 1630184610Salfred } 1631184610Salfred if (f->xfer[0] || f->xfer[1]) { 1632184610Salfred /* cannot change this during transfer */ 1633184610Salfred return (EBUSY); 1634184610Salfred } 1635184610Salfred f->bufsize = t; 1636184610Salfred return (0); 1637184610Salfred} 1638184610Salfred 1639184610Salfredstatic int 1640184610Salfredugen_get_buffer_size(struct usb2_fifo *f, void *addr) 1641184610Salfred{ 1642184610Salfred *(int *)addr = f->bufsize; 1643184610Salfred return (0); 1644184610Salfred} 1645184610Salfred 1646184610Salfredstatic int 1647184610Salfredugen_get_iface_desc(struct usb2_fifo *f, 1648184610Salfred struct usb2_interface_descriptor *idesc) 1649184610Salfred{ 1650184610Salfred struct usb2_interface *iface; 1651184610Salfred 1652184610Salfred iface = usb2_get_iface(f->udev, f->iface_index); 1653184610Salfred if (iface && iface->idesc) { 1654184610Salfred *idesc = *(iface->idesc); 1655184610Salfred } else { 1656184610Salfred return (EIO); 1657184610Salfred } 1658184610Salfred return (0); 1659184610Salfred} 1660184610Salfred 1661184610Salfredstatic int 1662184610Salfredugen_get_endpoint_desc(struct usb2_fifo *f, 1663184610Salfred struct usb2_endpoint_descriptor *ed) 1664184610Salfred{ 1665184610Salfred struct usb2_pipe *pipe; 1666184610Salfred 1667184610Salfred pipe = f->priv_sc0; 1668184610Salfred 1669184610Salfred if (pipe && pipe->edesc) { 1670184610Salfred *ed = *pipe->edesc; 1671184610Salfred } else { 1672184610Salfred return (EINVAL); 1673184610Salfred } 1674184610Salfred return (0); 1675184610Salfred} 1676184610Salfred 1677184610Salfredstatic int 1678184610Salfredugen_set_power_mode(struct usb2_fifo *f, int mode) 1679184610Salfred{ 1680184610Salfred struct usb2_device *udev = f->udev; 1681184610Salfred int err; 1682187169Sthompsa uint8_t old_mode; 1683184610Salfred 1684184610Salfred if ((udev == NULL) || 1685184610Salfred (udev->parent_hub == NULL)) { 1686184610Salfred return (EINVAL); 1687184610Salfred } 1688189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1689187169Sthompsa if (err) 1690184610Salfred return (err); 1691187169Sthompsa 1692187169Sthompsa /* get old power mode */ 1693187169Sthompsa old_mode = udev->power_mode; 1694187169Sthompsa 1695187169Sthompsa /* if no change, then just return */ 1696187169Sthompsa if (old_mode == mode) 1697187169Sthompsa return (0); 1698187169Sthompsa 1699184610Salfred switch (mode) { 1700184610Salfred case USB_POWER_MODE_OFF: 1701187164Sthompsa /* get the device unconfigured */ 1702187164Sthompsa err = ugen_set_config(f, USB_UNCONFIG_INDEX); 1703187164Sthompsa if (err) { 1704187164Sthompsa DPRINTFN(0, "Could not unconfigure " 1705187164Sthompsa "device (ignored)\n"); 1706187164Sthompsa } 1707184610Salfred 1708184610Salfred /* clear port enable */ 1709184610Salfred err = usb2_req_clear_port_feature(udev->parent_hub, 1710184610Salfred NULL, udev->port_no, UHF_PORT_ENABLE); 1711184610Salfred break; 1712184610Salfred 1713184610Salfred case USB_POWER_MODE_ON: 1714186730Salfred case USB_POWER_MODE_SAVE: 1715186730Salfred break; 1716184610Salfred 1717184610Salfred case USB_POWER_MODE_RESUME: 1718184610Salfred err = usb2_req_clear_port_feature(udev->parent_hub, 1719184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1720186730Salfred mode = USB_POWER_MODE_SAVE; 1721184610Salfred break; 1722184610Salfred 1723184610Salfred case USB_POWER_MODE_SUSPEND: 1724184610Salfred err = usb2_req_set_port_feature(udev->parent_hub, 1725184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1726186730Salfred mode = USB_POWER_MODE_SAVE; 1727184610Salfred break; 1728186730Salfred 1729184610Salfred default: 1730184610Salfred return (EINVAL); 1731184610Salfred } 1732184610Salfred 1733184610Salfred if (err) 1734184610Salfred return (ENXIO); /* I/O failure */ 1735184610Salfred 1736187169Sthompsa /* if we are powered off we need to re-enumerate first */ 1737187169Sthompsa if (old_mode == USB_POWER_MODE_OFF) { 1738187169Sthompsa err = ugen_re_enumerate(f); 1739187169Sthompsa if (err) 1740187169Sthompsa return (err); 1741187169Sthompsa } 1742187169Sthompsa 1743186730Salfred /* set new power mode */ 1744186730Salfred usb2_set_power_mode(udev, mode); 1745184610Salfred 1746184610Salfred return (0); /* success */ 1747184610Salfred} 1748184610Salfred 1749184610Salfredstatic int 1750184610Salfredugen_get_power_mode(struct usb2_fifo *f) 1751184610Salfred{ 1752184610Salfred struct usb2_device *udev = f->udev; 1753184610Salfred 1754184610Salfred if ((udev == NULL) || 1755184610Salfred (udev->parent_hub == NULL)) { 1756184610Salfred return (USB_POWER_MODE_ON); 1757184610Salfred } 1758184610Salfred return (udev->power_mode); 1759184610Salfred} 1760184610Salfred 1761184610Salfredstatic int 1762184610Salfredugen_do_port_feature(struct usb2_fifo *f, uint8_t port_no, 1763184610Salfred uint8_t set, uint16_t feature) 1764184610Salfred{ 1765184610Salfred struct usb2_device *udev = f->udev; 1766184610Salfred struct usb2_hub *hub; 1767184610Salfred int err; 1768184610Salfred 1769189125Sthompsa err = priv_check(curthread, PRIV_DRIVER); 1770184610Salfred if (err) { 1771184610Salfred return (err); 1772184610Salfred } 1773184610Salfred if (port_no == 0) { 1774184610Salfred return (EINVAL); 1775184610Salfred } 1776184610Salfred if ((udev == NULL) || 1777184610Salfred (udev->hub == NULL)) { 1778184610Salfred return (EINVAL); 1779184610Salfred } 1780184610Salfred hub = udev->hub; 1781184610Salfred 1782184610Salfred if (port_no > hub->nports) { 1783184610Salfred return (EINVAL); 1784184610Salfred } 1785184610Salfred if (set) 1786184610Salfred err = usb2_req_set_port_feature(udev, 1787184610Salfred NULL, port_no, feature); 1788184610Salfred else 1789184610Salfred err = usb2_req_clear_port_feature(udev, 1790184610Salfred NULL, port_no, feature); 1791184610Salfred 1792184610Salfred if (err) 1793184610Salfred return (ENXIO); /* failure */ 1794184610Salfred 1795184610Salfred return (0); /* success */ 1796184610Salfred} 1797184610Salfred 1798184610Salfredstatic int 1799184610Salfredugen_iface_ioctl(struct usb2_fifo *f, u_long cmd, void *addr, int fflags) 1800184610Salfred{ 1801184610Salfred struct usb2_fifo *f_rx; 1802184610Salfred struct usb2_fifo *f_tx; 1803184610Salfred int error = 0; 1804184610Salfred 1805184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1806184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1807184610Salfred 1808184610Salfred switch (cmd) { 1809184610Salfred case USB_SET_RX_SHORT_XFER: 1810184610Salfred if (fflags & FREAD) { 1811184610Salfred error = ugen_set_short_xfer(f_rx, addr); 1812184610Salfred } else { 1813184610Salfred error = EINVAL; 1814184610Salfred } 1815184610Salfred break; 1816184610Salfred 1817184610Salfred case USB_SET_TX_FORCE_SHORT: 1818184610Salfred if (fflags & FWRITE) { 1819184610Salfred error = ugen_set_short_xfer(f_tx, addr); 1820184610Salfred } else { 1821184610Salfred error = EINVAL; 1822184610Salfred } 1823184610Salfred break; 1824184610Salfred 1825184610Salfred case USB_SET_RX_TIMEOUT: 1826184610Salfred if (fflags & FREAD) { 1827184610Salfred error = ugen_set_timeout(f_rx, addr); 1828184610Salfred } else { 1829184610Salfred error = EINVAL; 1830184610Salfred } 1831184610Salfred break; 1832184610Salfred 1833184610Salfred case USB_SET_TX_TIMEOUT: 1834184610Salfred if (fflags & FWRITE) { 1835184610Salfred error = ugen_set_timeout(f_tx, addr); 1836184610Salfred } else { 1837184610Salfred error = EINVAL; 1838184610Salfred } 1839184610Salfred break; 1840184610Salfred 1841184610Salfred case USB_GET_RX_FRAME_SIZE: 1842184610Salfred if (fflags & FREAD) { 1843184610Salfred error = ugen_get_frame_size(f_rx, addr); 1844184610Salfred } else { 1845184610Salfred error = EINVAL; 1846184610Salfred } 1847184610Salfred break; 1848184610Salfred 1849184610Salfred case USB_GET_TX_FRAME_SIZE: 1850184610Salfred if (fflags & FWRITE) { 1851184610Salfred error = ugen_get_frame_size(f_tx, addr); 1852184610Salfred } else { 1853184610Salfred error = EINVAL; 1854184610Salfred } 1855184610Salfred break; 1856184610Salfred 1857184610Salfred case USB_SET_RX_BUFFER_SIZE: 1858184610Salfred if (fflags & FREAD) { 1859184610Salfred error = ugen_set_buffer_size(f_rx, addr); 1860184610Salfred } else { 1861184610Salfred error = EINVAL; 1862184610Salfred } 1863184610Salfred break; 1864184610Salfred 1865184610Salfred case USB_SET_TX_BUFFER_SIZE: 1866184610Salfred if (fflags & FWRITE) { 1867184610Salfred error = ugen_set_buffer_size(f_tx, addr); 1868184610Salfred } else { 1869184610Salfred error = EINVAL; 1870184610Salfred } 1871184610Salfred break; 1872184610Salfred 1873184610Salfred case USB_GET_RX_BUFFER_SIZE: 1874184610Salfred if (fflags & FREAD) { 1875184610Salfred error = ugen_get_buffer_size(f_rx, addr); 1876184610Salfred } else { 1877184610Salfred error = EINVAL; 1878184610Salfred } 1879184610Salfred break; 1880184610Salfred 1881184610Salfred case USB_GET_TX_BUFFER_SIZE: 1882184610Salfred if (fflags & FWRITE) { 1883184610Salfred error = ugen_get_buffer_size(f_tx, addr); 1884184610Salfred } else { 1885184610Salfred error = EINVAL; 1886184610Salfred } 1887184610Salfred break; 1888184610Salfred 1889184610Salfred case USB_GET_RX_INTERFACE_DESC: 1890184610Salfred if (fflags & FREAD) { 1891184610Salfred error = ugen_get_iface_desc(f_rx, addr); 1892184610Salfred } else { 1893184610Salfred error = EINVAL; 1894184610Salfred } 1895184610Salfred break; 1896184610Salfred 1897184610Salfred case USB_GET_TX_INTERFACE_DESC: 1898184610Salfred if (fflags & FWRITE) { 1899184610Salfred error = ugen_get_iface_desc(f_tx, addr); 1900184610Salfred } else { 1901184610Salfred error = EINVAL; 1902184610Salfred } 1903184610Salfred break; 1904184610Salfred 1905184610Salfred case USB_GET_RX_ENDPOINT_DESC: 1906184610Salfred if (fflags & FREAD) { 1907184610Salfred error = ugen_get_endpoint_desc(f_rx, addr); 1908184610Salfred } else { 1909184610Salfred error = EINVAL; 1910184610Salfred } 1911184610Salfred break; 1912184610Salfred 1913184610Salfred case USB_GET_TX_ENDPOINT_DESC: 1914184610Salfred if (fflags & FWRITE) { 1915184610Salfred error = ugen_get_endpoint_desc(f_tx, addr); 1916184610Salfred } else { 1917184610Salfred error = EINVAL; 1918184610Salfred } 1919184610Salfred break; 1920184610Salfred 1921184610Salfred case USB_SET_RX_STALL_FLAG: 1922184610Salfred if ((fflags & FREAD) && (*(int *)addr)) { 1923184610Salfred f_rx->flag_stall = 1; 1924184610Salfred } 1925184610Salfred break; 1926184610Salfred 1927184610Salfred case USB_SET_TX_STALL_FLAG: 1928184610Salfred if ((fflags & FWRITE) && (*(int *)addr)) { 1929184610Salfred f_tx->flag_stall = 1; 1930184610Salfred } 1931184610Salfred break; 1932184610Salfred 1933184610Salfred default: 1934185087Salfred error = ENOIOCTL; 1935184610Salfred break; 1936184610Salfred } 1937184610Salfred return (error); 1938184610Salfred} 1939184610Salfred 1940184610Salfredstatic int 1941189110Sthompsaugen_ioctl_post(struct usb2_fifo *f, u_long cmd, void *addr, int fflags) 1942184610Salfred{ 1943184610Salfred union { 1944184610Salfred struct usb2_interface_descriptor *idesc; 1945184610Salfred struct usb2_alt_interface *ai; 1946184610Salfred struct usb2_device_descriptor *ddesc; 1947184610Salfred struct usb2_config_descriptor *cdesc; 1948184610Salfred struct usb2_device_stats *stat; 1949185087Salfred struct usb2_fs_init *pinit; 1950185087Salfred struct usb2_fs_uninit *puninit; 1951184610Salfred uint32_t *ptime; 1952184610Salfred void *addr; 1953184610Salfred int *pint; 1954184610Salfred } u; 1955184610Salfred struct usb2_device_descriptor *dtemp; 1956184610Salfred struct usb2_config_descriptor *ctemp; 1957184610Salfred struct usb2_interface *iface; 1958184610Salfred int error = 0; 1959184610Salfred uint8_t n; 1960184610Salfred 1961184610Salfred u.addr = addr; 1962184610Salfred 1963185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1964185087Salfred 1965184610Salfred switch (cmd) { 1966184610Salfred case USB_DISCOVER: 1967184610Salfred usb2_needs_explore_all(); 1968184610Salfred break; 1969184610Salfred 1970184610Salfred case USB_SETDEBUG: 1971184610Salfred if (!(fflags & FWRITE)) { 1972184610Salfred error = EPERM; 1973184610Salfred break; 1974184610Salfred } 1975184610Salfred usb2_debug = *(int *)addr; 1976184610Salfred break; 1977184610Salfred 1978184610Salfred case USB_GET_CONFIG: 1979184610Salfred *(int *)addr = f->udev->curr_config_index; 1980184610Salfred break; 1981184610Salfred 1982184610Salfred case USB_SET_CONFIG: 1983184610Salfred if (!(fflags & FWRITE)) { 1984184610Salfred error = EPERM; 1985184610Salfred break; 1986184610Salfred } 1987184610Salfred error = ugen_set_config(f, *(int *)addr); 1988184610Salfred break; 1989184610Salfred 1990184610Salfred case USB_GET_ALTINTERFACE: 1991184610Salfred iface = usb2_get_iface(f->udev, 1992184610Salfred u.ai->uai_interface_index); 1993184610Salfred if (iface && iface->idesc) { 1994184610Salfred u.ai->uai_alt_index = iface->alt_index; 1995184610Salfred } else { 1996184610Salfred error = EINVAL; 1997184610Salfred } 1998184610Salfred break; 1999184610Salfred 2000184610Salfred case USB_SET_ALTINTERFACE: 2001184610Salfred if (!(fflags & FWRITE)) { 2002184610Salfred error = EPERM; 2003184610Salfred break; 2004184610Salfred } 2005184610Salfred error = ugen_set_interface(f, 2006184610Salfred u.ai->uai_interface_index, u.ai->uai_alt_index); 2007184610Salfred break; 2008184610Salfred 2009184610Salfred case USB_GET_DEVICE_DESC: 2010184610Salfred dtemp = usb2_get_device_descriptor(f->udev); 2011184610Salfred if (!dtemp) { 2012184610Salfred error = EIO; 2013184610Salfred break; 2014184610Salfred } 2015184610Salfred *u.ddesc = *dtemp; 2016184610Salfred break; 2017184610Salfred 2018184610Salfred case USB_GET_CONFIG_DESC: 2019184610Salfred ctemp = usb2_get_config_descriptor(f->udev); 2020184610Salfred if (!ctemp) { 2021184610Salfred error = EIO; 2022184610Salfred break; 2023184610Salfred } 2024184610Salfred *u.cdesc = *ctemp; 2025184610Salfred break; 2026184610Salfred 2027184610Salfred case USB_GET_FULL_DESC: 2028184610Salfred error = ugen_get_cdesc(f, addr); 2029184610Salfred break; 2030184610Salfred 2031184610Salfred case USB_GET_STRING_DESC: 2032184610Salfred error = ugen_get_sdesc(f, addr); 2033184610Salfred break; 2034184610Salfred 2035188622Sthompsa case USB_GET_IFACE_DRIVER: 2036188622Sthompsa error = ugen_get_iface_driver(f, addr); 2037188622Sthompsa break; 2038188622Sthompsa 2039184610Salfred case USB_REQUEST: 2040184610Salfred case USB_DO_REQUEST: 2041184610Salfred if (!(fflags & FWRITE)) { 2042184610Salfred error = EPERM; 2043184610Salfred break; 2044184610Salfred } 2045184610Salfred error = ugen_do_request(f, addr); 2046184610Salfred break; 2047184610Salfred 2048184610Salfred case USB_DEVICEINFO: 2049184610Salfred case USB_GET_DEVICEINFO: 2050184610Salfred error = usb2_gen_fill_deviceinfo(f, addr); 2051184610Salfred break; 2052184610Salfred 2053184610Salfred case USB_DEVICESTATS: 2054184610Salfred for (n = 0; n != 4; n++) { 2055184610Salfred 2056184610Salfred u.stat->uds_requests_fail[n] = 2057184610Salfred f->udev->bus->stats_err.uds_requests[n]; 2058184610Salfred 2059184610Salfred u.stat->uds_requests_ok[n] = 2060184610Salfred f->udev->bus->stats_ok.uds_requests[n]; 2061184610Salfred } 2062184610Salfred break; 2063184610Salfred 2064184610Salfred case USB_DEVICEENUMERATE: 2065184610Salfred error = ugen_re_enumerate(f); 2066184610Salfred break; 2067184610Salfred 2068184610Salfred case USB_GET_PLUGTIME: 2069184610Salfred *u.ptime = f->udev->plugtime; 2070184610Salfred break; 2071184610Salfred 2072184610Salfred case USB_CLAIM_INTERFACE: 2073184610Salfred case USB_RELEASE_INTERFACE: 2074184610Salfred /* TODO */ 2075184610Salfred break; 2076184610Salfred 2077184610Salfred case USB_IFACE_DRIVER_ACTIVE: 2078184610Salfred /* TODO */ 2079184610Salfred *u.pint = 0; 2080184610Salfred break; 2081184610Salfred 2082184610Salfred case USB_IFACE_DRIVER_DETACH: 2083184610Salfred /* TODO */ 2084184610Salfred error = priv_check(curthread, PRIV_DRIVER); 2085184610Salfred if (error) { 2086184610Salfred break; 2087184610Salfred } 2088184610Salfred error = EINVAL; 2089184610Salfred break; 2090184610Salfred 2091184610Salfred case USB_SET_POWER_MODE: 2092184610Salfred error = ugen_set_power_mode(f, *u.pint); 2093184610Salfred break; 2094184610Salfred 2095184610Salfred case USB_GET_POWER_MODE: 2096184610Salfred *u.pint = ugen_get_power_mode(f); 2097184610Salfred break; 2098184610Salfred 2099184610Salfred case USB_SET_PORT_ENABLE: 2100184610Salfred error = ugen_do_port_feature(f, 2101184610Salfred *u.pint, 1, UHF_PORT_ENABLE); 2102184610Salfred break; 2103184610Salfred 2104184610Salfred case USB_SET_PORT_DISABLE: 2105184610Salfred error = ugen_do_port_feature(f, 2106184610Salfred *u.pint, 0, UHF_PORT_ENABLE); 2107184610Salfred break; 2108184610Salfred 2109185087Salfred case USB_FS_INIT: 2110185087Salfred /* verify input parameters */ 2111185087Salfred if (u.pinit->pEndpoints == NULL) { 2112185087Salfred error = EINVAL; 2113185087Salfred break; 2114185087Salfred } 2115185087Salfred if (u.pinit->ep_index_max > 127) { 2116185087Salfred error = EINVAL; 2117185087Salfred break; 2118185087Salfred } 2119185087Salfred if (u.pinit->ep_index_max == 0) { 2120185087Salfred error = EINVAL; 2121185087Salfred break; 2122185087Salfred } 2123185087Salfred if (f->fs_xfer != NULL) { 2124185087Salfred error = EBUSY; 2125185087Salfred break; 2126185087Salfred } 2127185087Salfred if (f->dev_ep_index != 0) { 2128185087Salfred error = EINVAL; 2129185087Salfred break; 2130185087Salfred } 2131185087Salfred if (ugen_fifo_in_use(f, fflags)) { 2132185087Salfred error = EBUSY; 2133185087Salfred break; 2134185087Salfred } 2135185087Salfred error = usb2_fifo_alloc_buffer(f, 1, u.pinit->ep_index_max); 2136185087Salfred if (error) { 2137185087Salfred break; 2138185087Salfred } 2139185087Salfred f->fs_xfer = malloc(sizeof(f->fs_xfer[0]) * 2140185087Salfred u.pinit->ep_index_max, M_USB, M_WAITOK | M_ZERO); 2141185087Salfred if (f->fs_xfer == NULL) { 2142185087Salfred usb2_fifo_free_buffer(f); 2143185087Salfred error = ENOMEM; 2144185087Salfred break; 2145185087Salfred } 2146185087Salfred f->fs_ep_max = u.pinit->ep_index_max; 2147185087Salfred f->fs_ep_ptr = u.pinit->pEndpoints; 2148184610Salfred break; 2149184610Salfred 2150185087Salfred case USB_FS_UNINIT: 2151185087Salfred if (u.puninit->dummy != 0) { 2152185087Salfred error = EINVAL; 2153185087Salfred break; 2154185087Salfred } 2155185087Salfred error = ugen_fs_uninit(f); 2156185087Salfred break; 2157184610Salfred 2158185087Salfred default: 2159185087Salfred mtx_lock(f->priv_mtx); 2160185087Salfred error = ugen_iface_ioctl(f, cmd, addr, fflags); 2161185087Salfred mtx_unlock(f->priv_mtx); 2162185087Salfred break; 2163184610Salfred } 2164184610Salfred DPRINTFN(6, "error=%d\n", error); 2165184610Salfred return (error); 2166184610Salfred} 2167184610Salfred 2168184610Salfredstatic void 2169184610Salfredugen_default_fs_callback(struct usb2_xfer *xfer) 2170184610Salfred{ 2171184610Salfred ; /* workaround for a bug in "indent" */ 2172184610Salfred 2173184610Salfred DPRINTF("st=%u alen=%u aframes=%u\n", 2174184610Salfred USB_GET_STATE(xfer), xfer->actlen, xfer->aframes); 2175184610Salfred 2176184610Salfred switch (USB_GET_STATE(xfer)) { 2177184610Salfred case USB_ST_SETUP: 2178184610Salfred usb2_start_hardware(xfer); 2179184610Salfred break; 2180184610Salfred default: 2181184610Salfred ugen_fs_set_complete(xfer->priv_sc, USB_P2U(xfer->priv_fifo)); 2182184610Salfred break; 2183184610Salfred } 2184184610Salfred} 2185