usb_generic.c revision 188942
1184610Salfred/* $FreeBSD: head/sys/dev/usb/usb_generic.c 188942 2009-02-23 18:31:00Z 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 152184610Salfredugen_open(struct usb2_fifo *f, int fflags, struct thread *td) 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 186184610Salfredugen_close(struct usb2_fifo *f, int fflags, struct thread *td) 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, 667184610Salfred &Giant, &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 698184610Salfred if (usb2_req_get_string_desc(f->udev, &Giant, 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 (usb2_check_thread_perm(udev, curthread, FREAD | FWRITE, 876184610Salfred pipe->iface_index, req->wIndex[0] & UE_ADDR)) { 877184610Salfred return (EPERM); 878184610Salfred } 879184610Salfred if ((req->bRequest == UR_CLEAR_FEATURE) && 880184610Salfred (UGETW(req->wValue) == UF_ENDPOINT_HALT)) { 881184610Salfred usb2_clear_data_toggle(udev, pipe); 882184610Salfred } 883184610Salfred } 884184610Salfred /* TODO: add more checks to verify the interface index */ 885184610Salfred 886184610Salfred return (0); 887184610Salfred} 888184610Salfred 889184610Salfredint 890184610Salfredugen_do_request(struct usb2_fifo *f, struct usb2_ctl_request *ur) 891184610Salfred{ 892184610Salfred int error; 893184610Salfred uint16_t len; 894184610Salfred uint16_t actlen; 895184610Salfred 896184610Salfred if (ugen_check_request(f->udev, &ur->ucr_request)) { 897184610Salfred return (EPERM); 898184610Salfred } 899184610Salfred len = UGETW(ur->ucr_request.wLength); 900184610Salfred 901184610Salfred /* check if "ucr_data" is valid */ 902184610Salfred if (len != 0) { 903184610Salfred if (ur->ucr_data == NULL) { 904184610Salfred return (EFAULT); 905184610Salfred } 906184610Salfred } 907184610Salfred /* do the USB request */ 908184610Salfred error = usb2_do_request_flags 909184610Salfred (f->udev, NULL, &ur->ucr_request, ur->ucr_data, 910184610Salfred (ur->ucr_flags & USB_SHORT_XFER_OK) | 911184610Salfred USB_USER_DATA_PTR, &actlen, 912184610Salfred USB_DEFAULT_TIMEOUT); 913184610Salfred 914184610Salfred ur->ucr_actlen = actlen; 915184610Salfred 916184610Salfred if (error) { 917184610Salfred error = EIO; 918184610Salfred } 919184610Salfred return (error); 920184610Salfred} 921184610Salfred 922184610Salfred/*------------------------------------------------------------------------ 923184610Salfred * ugen_re_enumerate 924184610Salfred *------------------------------------------------------------------------*/ 925184610Salfredstatic int 926184610Salfredugen_re_enumerate(struct usb2_fifo *f) 927184610Salfred{ 928184610Salfred struct usb2_device *udev = f->udev; 929184610Salfred int error; 930184610Salfred 931184610Salfred /* 932184610Salfred * This request can be useful for testing USB drivers: 933184610Salfred */ 934184610Salfred error = priv_check(curthread, PRIV_DRIVER); 935184610Salfred if (error) { 936184610Salfred return (error); 937184610Salfred } 938185087Salfred /* get the device unconfigured */ 939185087Salfred error = ugen_set_config(f, USB_UNCONFIG_INDEX); 940185087Salfred if (error) { 941185087Salfred return (error); 942185087Salfred } 943185087Salfred /* do a bus-reset */ 944184610Salfred mtx_lock(f->priv_mtx); 945184610Salfred error = usb2_req_re_enumerate(udev, f->priv_mtx); 946184610Salfred mtx_unlock(f->priv_mtx); 947184610Salfred 948184610Salfred if (error) { 949184610Salfred return (ENXIO); 950184610Salfred } 951185087Salfred /* restore configuration to index 0 */ 952185087Salfred error = ugen_set_config(f, 0); 953185087Salfred if (error) { 954185087Salfred return (error); 955185087Salfred } 956184610Salfred return (0); 957184610Salfred} 958184610Salfred 959185087Salfredint 960184610Salfredugen_fs_uninit(struct usb2_fifo *f) 961184610Salfred{ 962184610Salfred if (f->fs_xfer == NULL) { 963184610Salfred return (EINVAL); 964184610Salfred } 965184610Salfred usb2_transfer_unsetup(f->fs_xfer, f->fs_ep_max); 966184610Salfred free(f->fs_xfer, M_USB); 967184610Salfred f->fs_xfer = NULL; 968184610Salfred f->fs_ep_max = 0; 969184610Salfred f->fs_ep_ptr = NULL; 970184610Salfred f->flag_iscomplete = 0; 971184610Salfred usb2_fifo_free_buffer(f); 972184610Salfred return (0); 973184610Salfred} 974184610Salfred 975184610Salfredstatic uint8_t 976184610Salfredugen_fs_get_complete(struct usb2_fifo *f, uint8_t *pindex) 977184610Salfred{ 978184610Salfred struct usb2_mbuf *m; 979184610Salfred 980184610Salfred USB_IF_DEQUEUE(&f->used_q, m); 981184610Salfred 982184610Salfred if (m) { 983184610Salfred *pindex = *((uint8_t *)(m->cur_data_ptr)); 984184610Salfred 985184610Salfred USB_IF_ENQUEUE(&f->free_q, m); 986184610Salfred 987184610Salfred return (0); /* success */ 988184610Salfred } else { 989184610Salfred 990184610Salfred *pindex = 0; /* fix compiler warning */ 991184610Salfred 992184610Salfred f->flag_iscomplete = 0; 993184610Salfred } 994184610Salfred return (1); /* failure */ 995184610Salfred} 996184610Salfred 997184610Salfredstatic void 998184610Salfredugen_fs_set_complete(struct usb2_fifo *f, uint8_t index) 999184610Salfred{ 1000184610Salfred struct usb2_mbuf *m; 1001184610Salfred 1002184610Salfred USB_IF_DEQUEUE(&f->free_q, m); 1003184610Salfred 1004184610Salfred if (m == NULL) { 1005184610Salfred /* can happen during close */ 1006184610Salfred DPRINTF("out of buffers\n"); 1007184610Salfred return; 1008184610Salfred } 1009184610Salfred USB_MBUF_RESET(m); 1010184610Salfred 1011184610Salfred *((uint8_t *)(m->cur_data_ptr)) = index; 1012184610Salfred 1013184610Salfred USB_IF_ENQUEUE(&f->used_q, m); 1014184610Salfred 1015184610Salfred f->flag_iscomplete = 1; 1016184610Salfred 1017184610Salfred usb2_fifo_wakeup(f); 1018184610Salfred} 1019184610Salfred 1020184610Salfredstatic int 1021184610Salfredugen_fs_copy_in(struct usb2_fifo *f, uint8_t ep_index) 1022184610Salfred{ 1023184610Salfred struct usb2_device_request *req; 1024184610Salfred struct usb2_xfer *xfer; 1025184610Salfred struct usb2_fs_endpoint fs_ep; 1026184610Salfred void *uaddr; /* userland pointer */ 1027184610Salfred void *kaddr; 1028184610Salfred uint32_t offset; 1029184610Salfred uint32_t length; 1030184610Salfred uint32_t n; 1031184610Salfred uint32_t rem; 1032184610Salfred int error; 1033184610Salfred uint8_t isread; 1034184610Salfred 1035184610Salfred if (ep_index >= f->fs_ep_max) { 1036184610Salfred return (EINVAL); 1037184610Salfred } 1038184610Salfred xfer = f->fs_xfer[ep_index]; 1039184610Salfred if (xfer == NULL) { 1040184610Salfred return (EINVAL); 1041184610Salfred } 1042184610Salfred mtx_lock(f->priv_mtx); 1043184610Salfred if (usb2_transfer_pending(xfer)) { 1044184610Salfred mtx_unlock(f->priv_mtx); 1045184610Salfred return (EBUSY); /* should not happen */ 1046184610Salfred } 1047184610Salfred mtx_unlock(f->priv_mtx); 1048184610Salfred 1049184610Salfred error = copyin(f->fs_ep_ptr + 1050184610Salfred ep_index, &fs_ep, sizeof(fs_ep)); 1051184610Salfred if (error) { 1052184610Salfred return (error); 1053184610Salfred } 1054184610Salfred /* security checks */ 1055184610Salfred 1056184610Salfred if (fs_ep.nFrames > xfer->max_frame_count) { 1057184610Salfred xfer->error = USB_ERR_INVAL; 1058184610Salfred goto complete; 1059184610Salfred } 1060184610Salfred if (fs_ep.nFrames == 0) { 1061184610Salfred xfer->error = USB_ERR_INVAL; 1062184610Salfred goto complete; 1063184610Salfred } 1064184610Salfred error = copyin(fs_ep.ppBuffer, 1065184610Salfred &uaddr, sizeof(uaddr)); 1066184610Salfred if (error) { 1067184610Salfred return (error); 1068184610Salfred } 1069184610Salfred /* reset first frame */ 1070184610Salfred usb2_set_frame_offset(xfer, 0, 0); 1071184610Salfred 1072184610Salfred if (xfer->flags_int.control_xfr) { 1073184610Salfred 1074184610Salfred req = xfer->frbuffers[0].buffer; 1075184610Salfred 1076184610Salfred error = copyin(fs_ep.pLength, 1077184610Salfred &length, sizeof(length)); 1078184610Salfred if (error) { 1079184610Salfred return (error); 1080184610Salfred } 1081184610Salfred if (length >= sizeof(*req)) { 1082184610Salfred xfer->error = USB_ERR_INVAL; 1083184610Salfred goto complete; 1084184610Salfred } 1085184610Salfred if (length != 0) { 1086184610Salfred error = copyin(uaddr, req, length); 1087184610Salfred if (error) { 1088184610Salfred return (error); 1089184610Salfred } 1090184610Salfred } 1091184610Salfred if (ugen_check_request(f->udev, req)) { 1092184610Salfred xfer->error = USB_ERR_INVAL; 1093184610Salfred goto complete; 1094184610Salfred } 1095184610Salfred xfer->frlengths[0] = length; 1096184610Salfred 1097184610Salfred /* Host mode only ! */ 1098184610Salfred if ((req->bmRequestType & 1099184610Salfred (UT_READ | UT_WRITE)) == UT_READ) { 1100184610Salfred isread = 1; 1101184610Salfred } else { 1102184610Salfred isread = 0; 1103184610Salfred } 1104184610Salfred n = 1; 1105184610Salfred offset = sizeof(*req); 1106184610Salfred 1107184610Salfred } else { 1108184610Salfred /* Device and Host mode */ 1109184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1110184610Salfred isread = 1; 1111184610Salfred } else { 1112184610Salfred isread = 0; 1113184610Salfred } 1114184610Salfred n = 0; 1115184610Salfred offset = 0; 1116184610Salfred } 1117184610Salfred 1118184610Salfred rem = xfer->max_data_length; 1119184610Salfred xfer->nframes = fs_ep.nFrames; 1120184610Salfred xfer->timeout = fs_ep.timeout; 1121184610Salfred if (xfer->timeout > 65535) { 1122184610Salfred xfer->timeout = 65535; 1123184610Salfred } 1124184610Salfred if (fs_ep.flags & USB_FS_FLAG_SINGLE_SHORT_OK) 1125184610Salfred xfer->flags.short_xfer_ok = 1; 1126184610Salfred else 1127184610Salfred xfer->flags.short_xfer_ok = 0; 1128184610Salfred 1129184610Salfred if (fs_ep.flags & USB_FS_FLAG_MULTI_SHORT_OK) 1130184610Salfred xfer->flags.short_frames_ok = 1; 1131184610Salfred else 1132184610Salfred xfer->flags.short_frames_ok = 0; 1133184610Salfred 1134184610Salfred if (fs_ep.flags & USB_FS_FLAG_FORCE_SHORT) 1135184610Salfred xfer->flags.force_short_xfer = 1; 1136184610Salfred else 1137184610Salfred xfer->flags.force_short_xfer = 0; 1138184610Salfred 1139184610Salfred if (fs_ep.flags & USB_FS_FLAG_CLEAR_STALL) 1140184610Salfred xfer->flags.stall_pipe = 1; 1141184610Salfred else 1142184610Salfred xfer->flags.stall_pipe = 0; 1143184610Salfred 1144184610Salfred for (; n != xfer->nframes; n++) { 1145184610Salfred 1146184610Salfred error = copyin(fs_ep.pLength + n, 1147184610Salfred &length, sizeof(length)); 1148184610Salfred if (error) { 1149184610Salfred break; 1150184610Salfred } 1151184610Salfred xfer->frlengths[n] = length; 1152184610Salfred 1153184610Salfred if (length > rem) { 1154184610Salfred xfer->error = USB_ERR_INVAL; 1155184610Salfred goto complete; 1156184610Salfred } 1157184610Salfred rem -= length; 1158184610Salfred 1159184610Salfred if (!isread) { 1160184610Salfred 1161184610Salfred /* we need to know the source buffer */ 1162184610Salfred error = copyin(fs_ep.ppBuffer + n, 1163184610Salfred &uaddr, sizeof(uaddr)); 1164184610Salfred if (error) { 1165184610Salfred break; 1166184610Salfred } 1167184610Salfred if (xfer->flags_int.isochronous_xfr) { 1168184610Salfred /* get kernel buffer address */ 1169184610Salfred kaddr = xfer->frbuffers[0].buffer; 1170184610Salfred kaddr = USB_ADD_BYTES(kaddr, offset); 1171184610Salfred } else { 1172184610Salfred /* set current frame offset */ 1173184610Salfred usb2_set_frame_offset(xfer, offset, n); 1174184610Salfred 1175184610Salfred /* get kernel buffer address */ 1176184610Salfred kaddr = xfer->frbuffers[n].buffer; 1177184610Salfred } 1178184610Salfred 1179184610Salfred /* move data */ 1180184610Salfred error = copyin(uaddr, kaddr, length); 1181184610Salfred if (error) { 1182184610Salfred break; 1183184610Salfred } 1184184610Salfred } 1185184610Salfred offset += length; 1186184610Salfred } 1187184610Salfred return (error); 1188184610Salfred 1189184610Salfredcomplete: 1190184610Salfred mtx_lock(f->priv_mtx); 1191184610Salfred ugen_fs_set_complete(f, ep_index); 1192184610Salfred mtx_unlock(f->priv_mtx); 1193184610Salfred return (0); 1194184610Salfred} 1195184610Salfred 1196184610Salfredstatic int 1197184610Salfredugen_fs_copy_out(struct usb2_fifo *f, uint8_t ep_index) 1198184610Salfred{ 1199184610Salfred struct usb2_device_request *req; 1200184610Salfred struct usb2_xfer *xfer; 1201184610Salfred struct usb2_fs_endpoint fs_ep; 1202184610Salfred struct usb2_fs_endpoint *fs_ep_uptr; /* userland ptr */ 1203184610Salfred void *uaddr; /* userland ptr */ 1204184610Salfred void *kaddr; 1205184610Salfred uint32_t offset; 1206184610Salfred uint32_t length; 1207184610Salfred uint32_t temp; 1208184610Salfred uint32_t n; 1209184610Salfred uint32_t rem; 1210184610Salfred int error; 1211184610Salfred uint8_t isread; 1212184610Salfred 1213184610Salfred if (ep_index >= f->fs_ep_max) { 1214184610Salfred return (EINVAL); 1215184610Salfred } 1216184610Salfred xfer = f->fs_xfer[ep_index]; 1217184610Salfred if (xfer == NULL) { 1218184610Salfred return (EINVAL); 1219184610Salfred } 1220184610Salfred mtx_lock(f->priv_mtx); 1221184610Salfred if (usb2_transfer_pending(xfer)) { 1222184610Salfred mtx_unlock(f->priv_mtx); 1223184610Salfred return (EBUSY); /* should not happen */ 1224184610Salfred } 1225184610Salfred mtx_unlock(f->priv_mtx); 1226184610Salfred 1227184610Salfred fs_ep_uptr = f->fs_ep_ptr + ep_index; 1228184610Salfred error = copyin(fs_ep_uptr, &fs_ep, sizeof(fs_ep)); 1229184610Salfred if (error) { 1230184610Salfred return (error); 1231184610Salfred } 1232184610Salfred fs_ep.status = xfer->error; 1233184610Salfred fs_ep.aFrames = xfer->aframes; 1234184610Salfred fs_ep.isoc_time_complete = xfer->isoc_time_complete; 1235184610Salfred if (xfer->error) { 1236184610Salfred goto complete; 1237184610Salfred } 1238184610Salfred if (xfer->flags_int.control_xfr) { 1239184610Salfred req = xfer->frbuffers[0].buffer; 1240184610Salfred 1241184610Salfred /* Host mode only ! */ 1242184610Salfred if ((req->bmRequestType & (UT_READ | UT_WRITE)) == UT_READ) { 1243184610Salfred isread = 1; 1244184610Salfred } else { 1245184610Salfred isread = 0; 1246184610Salfred } 1247184610Salfred if (xfer->nframes == 0) 1248184610Salfred n = 0; /* should never happen */ 1249184610Salfred else 1250184610Salfred n = 1; 1251184610Salfred } else { 1252184610Salfred /* Device and Host mode */ 1253184610Salfred if (USB_GET_DATA_ISREAD(xfer)) { 1254184610Salfred isread = 1; 1255184610Salfred } else { 1256184610Salfred isread = 0; 1257184610Salfred } 1258184610Salfred n = 0; 1259184610Salfred } 1260184610Salfred 1261184610Salfred /* Update lengths and copy out data */ 1262184610Salfred 1263184610Salfred rem = xfer->max_data_length; 1264184610Salfred offset = 0; 1265184610Salfred 1266184610Salfred for (; n != xfer->nframes; n++) { 1267184610Salfred 1268184610Salfred /* get initial length into "temp" */ 1269184610Salfred error = copyin(fs_ep.pLength + n, 1270184610Salfred &temp, sizeof(temp)); 1271184610Salfred if (error) { 1272184610Salfred return (error); 1273184610Salfred } 1274184610Salfred if (temp > rem) { 1275184610Salfred /* the userland length has been corrupted */ 1276184610Salfred DPRINTF("corrupt userland length " 1277184610Salfred "%u > %u\n", temp, rem); 1278184610Salfred fs_ep.status = USB_ERR_INVAL; 1279184610Salfred goto complete; 1280184610Salfred } 1281184610Salfred rem -= temp; 1282184610Salfred 1283184610Salfred /* get actual transfer length */ 1284184610Salfred length = xfer->frlengths[n]; 1285184610Salfred if (length > temp) { 1286184610Salfred /* data overflow */ 1287184610Salfred fs_ep.status = USB_ERR_INVAL; 1288184610Salfred DPRINTF("data overflow %u > %u\n", 1289184610Salfred length, temp); 1290184610Salfred goto complete; 1291184610Salfred } 1292184610Salfred if (isread) { 1293184610Salfred 1294184610Salfred /* we need to know the destination buffer */ 1295184610Salfred error = copyin(fs_ep.ppBuffer + n, 1296184610Salfred &uaddr, sizeof(uaddr)); 1297184610Salfred if (error) { 1298184610Salfred return (error); 1299184610Salfred } 1300184610Salfred if (xfer->flags_int.isochronous_xfr) { 1301184610Salfred /* only one frame buffer */ 1302184610Salfred kaddr = USB_ADD_BYTES( 1303184610Salfred xfer->frbuffers[0].buffer, offset); 1304184610Salfred } else { 1305184610Salfred /* multiple frame buffers */ 1306184610Salfred kaddr = xfer->frbuffers[n].buffer; 1307184610Salfred } 1308184610Salfred 1309184610Salfred /* move data */ 1310184610Salfred error = copyout(kaddr, uaddr, length); 1311184610Salfred if (error) { 1312184610Salfred return (error); 1313184610Salfred } 1314184610Salfred } 1315184610Salfred /* 1316184610Salfred * Update offset according to initial length, which is 1317184610Salfred * needed by isochronous transfers! 1318184610Salfred */ 1319184610Salfred offset += temp; 1320184610Salfred 1321184610Salfred /* update length */ 1322184610Salfred error = copyout(&length, 1323184610Salfred fs_ep.pLength + n, sizeof(length)); 1324184610Salfred if (error) { 1325184610Salfred return (error); 1326184610Salfred } 1327184610Salfred } 1328184610Salfred 1329184610Salfredcomplete: 1330184610Salfred /* update "aFrames" */ 1331184610Salfred error = copyout(&fs_ep.aFrames, &fs_ep_uptr->aFrames, 1332184610Salfred sizeof(fs_ep.aFrames)); 1333184610Salfred if (error) 1334184610Salfred goto done; 1335184610Salfred 1336184610Salfred /* update "isoc_time_complete" */ 1337184610Salfred error = copyout(&fs_ep.isoc_time_complete, 1338184610Salfred &fs_ep_uptr->isoc_time_complete, 1339184610Salfred sizeof(fs_ep.isoc_time_complete)); 1340184610Salfred if (error) 1341184610Salfred goto done; 1342184610Salfred /* update "status" */ 1343184610Salfred error = copyout(&fs_ep.status, &fs_ep_uptr->status, 1344184610Salfred sizeof(fs_ep.status)); 1345184610Salfreddone: 1346184610Salfred return (error); 1347184610Salfred} 1348184610Salfred 1349184610Salfredstatic uint8_t 1350184610Salfredugen_fifo_in_use(struct usb2_fifo *f, int fflags) 1351184610Salfred{ 1352184610Salfred struct usb2_fifo *f_rx; 1353184610Salfred struct usb2_fifo *f_tx; 1354184610Salfred 1355184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1356184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1357184610Salfred 1358184610Salfred if ((fflags & FREAD) && f_rx && 1359184610Salfred (f_rx->xfer[0] || f_rx->xfer[1])) { 1360184610Salfred return (1); /* RX FIFO in use */ 1361184610Salfred } 1362184610Salfred if ((fflags & FWRITE) && f_tx && 1363184610Salfred (f_tx->xfer[0] || f_tx->xfer[1])) { 1364184610Salfred return (1); /* TX FIFO in use */ 1365184610Salfred } 1366184610Salfred return (0); /* not in use */ 1367184610Salfred} 1368184610Salfred 1369184610Salfredstatic int 1370185087Salfredugen_ioctl(struct usb2_fifo *f, u_long cmd, void *addr, int fflags, 1371185087Salfred struct thread *td) 1372184610Salfred{ 1373184610Salfred struct usb2_config usb2_config[1]; 1374184610Salfred struct usb2_device_request req; 1375184610Salfred union { 1376184610Salfred struct usb2_fs_complete *pcomp; 1377184610Salfred struct usb2_fs_start *pstart; 1378184610Salfred struct usb2_fs_stop *pstop; 1379184610Salfred struct usb2_fs_open *popen; 1380184610Salfred struct usb2_fs_close *pclose; 1381184610Salfred struct usb2_fs_clear_stall_sync *pstall; 1382184610Salfred void *addr; 1383184610Salfred } u; 1384184610Salfred struct usb2_pipe *pipe; 1385184610Salfred struct usb2_endpoint_descriptor *ed; 1386184610Salfred int error = 0; 1387184610Salfred uint8_t iface_index; 1388184610Salfred uint8_t isread; 1389184610Salfred uint8_t ep_index; 1390184610Salfred 1391184610Salfred u.addr = addr; 1392184610Salfred 1393185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1394185087Salfred 1395184610Salfred switch (cmd) { 1396184610Salfred case USB_FS_COMPLETE: 1397184610Salfred mtx_lock(f->priv_mtx); 1398184610Salfred error = ugen_fs_get_complete(f, &ep_index); 1399184610Salfred mtx_unlock(f->priv_mtx); 1400184610Salfred 1401184610Salfred if (error) { 1402184610Salfred error = EBUSY; 1403184610Salfred break; 1404184610Salfred } 1405184610Salfred u.pcomp->ep_index = ep_index; 1406184610Salfred error = ugen_fs_copy_out(f, u.pcomp->ep_index); 1407184610Salfred break; 1408184610Salfred 1409184610Salfred case USB_FS_START: 1410184610Salfred error = ugen_fs_copy_in(f, u.pstart->ep_index); 1411184610Salfred if (error) { 1412184610Salfred break; 1413184610Salfred } 1414184610Salfred mtx_lock(f->priv_mtx); 1415184610Salfred usb2_transfer_start(f->fs_xfer[u.pstart->ep_index]); 1416184610Salfred mtx_unlock(f->priv_mtx); 1417184610Salfred break; 1418184610Salfred 1419184610Salfred case USB_FS_STOP: 1420184610Salfred if (u.pstop->ep_index >= f->fs_ep_max) { 1421184610Salfred error = EINVAL; 1422184610Salfred break; 1423184610Salfred } 1424184610Salfred mtx_lock(f->priv_mtx); 1425184610Salfred usb2_transfer_stop(f->fs_xfer[u.pstop->ep_index]); 1426184610Salfred mtx_unlock(f->priv_mtx); 1427184610Salfred break; 1428184610Salfred 1429184610Salfred case USB_FS_OPEN: 1430184610Salfred if (u.popen->ep_index >= f->fs_ep_max) { 1431184610Salfred error = EINVAL; 1432184610Salfred break; 1433184610Salfred } 1434184610Salfred if (f->fs_xfer[u.popen->ep_index] != NULL) { 1435184610Salfred error = EBUSY; 1436184610Salfred break; 1437184610Salfred } 1438184610Salfred if (u.popen->max_bufsize > USB_FS_MAX_BUFSIZE) { 1439184610Salfred u.popen->max_bufsize = USB_FS_MAX_BUFSIZE; 1440184610Salfred } 1441184610Salfred if (u.popen->max_frames > USB_FS_MAX_FRAMES) { 1442184610Salfred u.popen->max_frames = USB_FS_MAX_FRAMES; 1443184610Salfred break; 1444184610Salfred } 1445184610Salfred if (u.popen->max_frames == 0) { 1446184610Salfred error = EINVAL; 1447184610Salfred break; 1448184610Salfred } 1449184610Salfred pipe = usb2_get_pipe_by_addr(f->udev, u.popen->ep_no); 1450184610Salfred if (pipe == NULL) { 1451184610Salfred error = EINVAL; 1452184610Salfred break; 1453184610Salfred } 1454184610Salfred ed = pipe->edesc; 1455184610Salfred if (ed == NULL) { 1456184610Salfred error = ENXIO; 1457184610Salfred break; 1458184610Salfred } 1459184610Salfred iface_index = pipe->iface_index; 1460184610Salfred 1461184610Salfred error = usb2_check_thread_perm(f->udev, curthread, fflags, 1462184610Salfred iface_index, u.popen->ep_no); 1463184610Salfred if (error) { 1464184610Salfred break; 1465184610Salfred } 1466184610Salfred bzero(usb2_config, sizeof(usb2_config)); 1467184610Salfred 1468184610Salfred usb2_config[0].type = ed->bmAttributes & UE_XFERTYPE; 1469184610Salfred usb2_config[0].endpoint = ed->bEndpointAddress & UE_ADDR; 1470184610Salfred usb2_config[0].direction = ed->bEndpointAddress & (UE_DIR_OUT | UE_DIR_IN); 1471184610Salfred usb2_config[0].mh.interval = USB_DEFAULT_INTERVAL; 1472184610Salfred usb2_config[0].mh.flags.proxy_buffer = 1; 1473184610Salfred usb2_config[0].mh.callback = &ugen_default_fs_callback; 1474184610Salfred usb2_config[0].mh.timeout = 0; /* no timeout */ 1475184610Salfred usb2_config[0].mh.frames = u.popen->max_frames; 1476184610Salfred usb2_config[0].mh.bufsize = u.popen->max_bufsize; 1477184610Salfred usb2_config[0].md = usb2_config[0].mh; /* symmetric config */ 1478184610Salfred 1479184610Salfred if (usb2_config[0].type == UE_CONTROL) { 1480184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1481184610Salfred error = EINVAL; 1482184610Salfred break; 1483184610Salfred } 1484184610Salfred } else { 1485184610Salfred 1486184610Salfred isread = ((usb2_config[0].endpoint & 1487184610Salfred (UE_DIR_IN | UE_DIR_OUT)) == UE_DIR_IN); 1488184610Salfred 1489184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1490184610Salfred isread = !isread; 1491184610Salfred } 1492184610Salfred /* check permissions */ 1493184610Salfred if (isread) { 1494184610Salfred if (!(fflags & FREAD)) { 1495184610Salfred error = EPERM; 1496184610Salfred break; 1497184610Salfred } 1498184610Salfred } else { 1499184610Salfred if (!(fflags & FWRITE)) { 1500184610Salfred error = EPERM; 1501184610Salfred break; 1502184610Salfred } 1503184610Salfred } 1504184610Salfred } 1505184610Salfred error = usb2_transfer_setup(f->udev, &iface_index, 1506184610Salfred f->fs_xfer + u.popen->ep_index, usb2_config, 1, 1507184610Salfred f, f->priv_mtx); 1508184610Salfred if (error == 0) { 1509184610Salfred /* update maximums */ 1510184610Salfred u.popen->max_packet_length = 1511184610Salfred f->fs_xfer[u.popen->ep_index]->max_frame_size; 1512184610Salfred u.popen->max_bufsize = 1513184610Salfred f->fs_xfer[u.popen->ep_index]->max_data_length; 1514184610Salfred f->fs_xfer[u.popen->ep_index]->priv_fifo = 1515184610Salfred ((uint8_t *)0) + u.popen->ep_index; 1516184610Salfred } else { 1517184610Salfred error = ENOMEM; 1518184610Salfred } 1519184610Salfred break; 1520184610Salfred 1521184610Salfred case USB_FS_CLOSE: 1522184610Salfred if (u.pclose->ep_index >= f->fs_ep_max) { 1523184610Salfred error = EINVAL; 1524184610Salfred break; 1525184610Salfred } 1526184610Salfred if (f->fs_xfer[u.pclose->ep_index] == NULL) { 1527184610Salfred error = EINVAL; 1528184610Salfred break; 1529184610Salfred } 1530184610Salfred usb2_transfer_unsetup(f->fs_xfer + u.pclose->ep_index, 1); 1531184610Salfred break; 1532184610Salfred 1533184610Salfred case USB_FS_CLEAR_STALL_SYNC: 1534184610Salfred if (u.pstall->ep_index >= f->fs_ep_max) { 1535184610Salfred error = EINVAL; 1536184610Salfred break; 1537184610Salfred } 1538184610Salfred if (f->fs_xfer[u.pstall->ep_index] == NULL) { 1539184610Salfred error = EINVAL; 1540184610Salfred break; 1541184610Salfred } 1542184610Salfred if (f->udev->flags.usb2_mode != USB_MODE_HOST) { 1543184610Salfred error = EINVAL; 1544184610Salfred break; 1545184610Salfred } 1546184610Salfred mtx_lock(f->priv_mtx); 1547184610Salfred error = usb2_transfer_pending(f->fs_xfer[u.pstall->ep_index]); 1548184610Salfred mtx_unlock(f->priv_mtx); 1549184610Salfred 1550184610Salfred if (error) { 1551184610Salfred return (EBUSY); 1552184610Salfred } 1553184610Salfred pipe = f->fs_xfer[u.pstall->ep_index]->pipe; 1554184610Salfred 1555184610Salfred /* setup a clear-stall packet */ 1556184610Salfred req.bmRequestType = UT_WRITE_ENDPOINT; 1557184610Salfred req.bRequest = UR_CLEAR_FEATURE; 1558184610Salfred USETW(req.wValue, UF_ENDPOINT_HALT); 1559184610Salfred req.wIndex[0] = pipe->edesc->bEndpointAddress; 1560184610Salfred req.wIndex[1] = 0; 1561184610Salfred USETW(req.wLength, 0); 1562184610Salfred 1563184610Salfred error = usb2_do_request(f->udev, NULL, &req, NULL); 1564184610Salfred if (error == 0) { 1565184610Salfred usb2_clear_data_toggle(f->udev, pipe); 1566184610Salfred } else { 1567184610Salfred error = ENXIO; 1568184610Salfred } 1569184610Salfred break; 1570184610Salfred 1571184610Salfred default: 1572185087Salfred error = ENOIOCTL; 1573184610Salfred break; 1574184610Salfred } 1575185087Salfred 1576185087Salfred DPRINTFN(6, "error=%d\n", error); 1577185087Salfred 1578184610Salfred return (error); 1579184610Salfred} 1580184610Salfred 1581184610Salfredstatic int 1582184610Salfredugen_set_short_xfer(struct usb2_fifo *f, void *addr) 1583184610Salfred{ 1584184610Salfred uint8_t t; 1585184610Salfred 1586184610Salfred if (*(int *)addr) 1587184610Salfred t = 1; 1588184610Salfred else 1589184610Salfred t = 0; 1590184610Salfred 1591184610Salfred if (f->flag_short == t) { 1592184610Salfred /* same value like before - accept */ 1593184610Salfred return (0); 1594184610Salfred } 1595184610Salfred if (f->xfer[0] || f->xfer[1]) { 1596184610Salfred /* cannot change this during transfer */ 1597184610Salfred return (EBUSY); 1598184610Salfred } 1599184610Salfred f->flag_short = t; 1600184610Salfred return (0); 1601184610Salfred} 1602184610Salfred 1603184610Salfredstatic int 1604184610Salfredugen_set_timeout(struct usb2_fifo *f, void *addr) 1605184610Salfred{ 1606184610Salfred f->timeout = *(int *)addr; 1607184610Salfred if (f->timeout > 65535) { 1608184610Salfred /* limit user input */ 1609184610Salfred f->timeout = 65535; 1610184610Salfred } 1611184610Salfred return (0); 1612184610Salfred} 1613184610Salfred 1614184610Salfredstatic int 1615184610Salfredugen_get_frame_size(struct usb2_fifo *f, void *addr) 1616184610Salfred{ 1617184610Salfred if (f->xfer[0]) { 1618184610Salfred *(int *)addr = f->xfer[0]->max_frame_size; 1619184610Salfred } else { 1620184610Salfred return (EINVAL); 1621184610Salfred } 1622184610Salfred return (0); 1623184610Salfred} 1624184610Salfred 1625184610Salfredstatic int 1626184610Salfredugen_set_buffer_size(struct usb2_fifo *f, void *addr) 1627184610Salfred{ 1628184610Salfred uint32_t t; 1629184610Salfred 1630184610Salfred if (*(int *)addr < 1024) 1631184610Salfred t = 1024; 1632184610Salfred else if (*(int *)addr < (256 * 1024)) 1633184610Salfred t = *(int *)addr; 1634184610Salfred else 1635184610Salfred t = 256 * 1024; 1636184610Salfred 1637184610Salfred if (f->bufsize == t) { 1638184610Salfred /* same value like before - accept */ 1639184610Salfred return (0); 1640184610Salfred } 1641184610Salfred if (f->xfer[0] || f->xfer[1]) { 1642184610Salfred /* cannot change this during transfer */ 1643184610Salfred return (EBUSY); 1644184610Salfred } 1645184610Salfred f->bufsize = t; 1646184610Salfred return (0); 1647184610Salfred} 1648184610Salfred 1649184610Salfredstatic int 1650184610Salfredugen_get_buffer_size(struct usb2_fifo *f, void *addr) 1651184610Salfred{ 1652184610Salfred *(int *)addr = f->bufsize; 1653184610Salfred return (0); 1654184610Salfred} 1655184610Salfred 1656184610Salfredstatic int 1657184610Salfredugen_get_iface_desc(struct usb2_fifo *f, 1658184610Salfred struct usb2_interface_descriptor *idesc) 1659184610Salfred{ 1660184610Salfred struct usb2_interface *iface; 1661184610Salfred 1662184610Salfred iface = usb2_get_iface(f->udev, f->iface_index); 1663184610Salfred if (iface && iface->idesc) { 1664184610Salfred *idesc = *(iface->idesc); 1665184610Salfred } else { 1666184610Salfred return (EIO); 1667184610Salfred } 1668184610Salfred return (0); 1669184610Salfred} 1670184610Salfred 1671184610Salfredstatic int 1672184610Salfredugen_get_endpoint_desc(struct usb2_fifo *f, 1673184610Salfred struct usb2_endpoint_descriptor *ed) 1674184610Salfred{ 1675184610Salfred struct usb2_pipe *pipe; 1676184610Salfred 1677184610Salfred pipe = f->priv_sc0; 1678184610Salfred 1679184610Salfred if (pipe && pipe->edesc) { 1680184610Salfred *ed = *pipe->edesc; 1681184610Salfred } else { 1682184610Salfred return (EINVAL); 1683184610Salfred } 1684184610Salfred return (0); 1685184610Salfred} 1686184610Salfred 1687184610Salfredstatic int 1688184610Salfredugen_set_power_mode(struct usb2_fifo *f, int mode) 1689184610Salfred{ 1690184610Salfred struct usb2_device *udev = f->udev; 1691184610Salfred int err; 1692187169Sthompsa uint8_t old_mode; 1693184610Salfred 1694184610Salfred if ((udev == NULL) || 1695184610Salfred (udev->parent_hub == NULL)) { 1696184610Salfred return (EINVAL); 1697184610Salfred } 1698184610Salfred err = priv_check(curthread, PRIV_ROOT); 1699187169Sthompsa if (err) 1700184610Salfred return (err); 1701187169Sthompsa 1702187169Sthompsa /* get old power mode */ 1703187169Sthompsa old_mode = udev->power_mode; 1704187169Sthompsa 1705187169Sthompsa /* if no change, then just return */ 1706187169Sthompsa if (old_mode == mode) 1707187169Sthompsa return (0); 1708187169Sthompsa 1709184610Salfred switch (mode) { 1710184610Salfred case USB_POWER_MODE_OFF: 1711187164Sthompsa /* get the device unconfigured */ 1712187164Sthompsa err = ugen_set_config(f, USB_UNCONFIG_INDEX); 1713187164Sthompsa if (err) { 1714187164Sthompsa DPRINTFN(0, "Could not unconfigure " 1715187164Sthompsa "device (ignored)\n"); 1716187164Sthompsa } 1717184610Salfred 1718184610Salfred /* clear port enable */ 1719184610Salfred err = usb2_req_clear_port_feature(udev->parent_hub, 1720184610Salfred NULL, udev->port_no, UHF_PORT_ENABLE); 1721184610Salfred break; 1722184610Salfred 1723184610Salfred case USB_POWER_MODE_ON: 1724186730Salfred case USB_POWER_MODE_SAVE: 1725186730Salfred break; 1726184610Salfred 1727184610Salfred case USB_POWER_MODE_RESUME: 1728184610Salfred err = usb2_req_clear_port_feature(udev->parent_hub, 1729184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1730186730Salfred mode = USB_POWER_MODE_SAVE; 1731184610Salfred break; 1732184610Salfred 1733184610Salfred case USB_POWER_MODE_SUSPEND: 1734184610Salfred err = usb2_req_set_port_feature(udev->parent_hub, 1735184610Salfred NULL, udev->port_no, UHF_PORT_SUSPEND); 1736186730Salfred mode = USB_POWER_MODE_SAVE; 1737184610Salfred break; 1738186730Salfred 1739184610Salfred default: 1740184610Salfred return (EINVAL); 1741184610Salfred } 1742184610Salfred 1743184610Salfred if (err) 1744184610Salfred return (ENXIO); /* I/O failure */ 1745184610Salfred 1746187169Sthompsa /* if we are powered off we need to re-enumerate first */ 1747187169Sthompsa if (old_mode == USB_POWER_MODE_OFF) { 1748187169Sthompsa err = ugen_re_enumerate(f); 1749187169Sthompsa if (err) 1750187169Sthompsa return (err); 1751187169Sthompsa } 1752187169Sthompsa 1753186730Salfred /* set new power mode */ 1754186730Salfred usb2_set_power_mode(udev, mode); 1755184610Salfred 1756184610Salfred return (0); /* success */ 1757184610Salfred} 1758184610Salfred 1759184610Salfredstatic int 1760184610Salfredugen_get_power_mode(struct usb2_fifo *f) 1761184610Salfred{ 1762184610Salfred struct usb2_device *udev = f->udev; 1763184610Salfred 1764184610Salfred if ((udev == NULL) || 1765184610Salfred (udev->parent_hub == NULL)) { 1766184610Salfred return (USB_POWER_MODE_ON); 1767184610Salfred } 1768184610Salfred return (udev->power_mode); 1769184610Salfred} 1770184610Salfred 1771184610Salfredstatic int 1772184610Salfredugen_do_port_feature(struct usb2_fifo *f, uint8_t port_no, 1773184610Salfred uint8_t set, uint16_t feature) 1774184610Salfred{ 1775184610Salfred struct usb2_device *udev = f->udev; 1776184610Salfred struct usb2_hub *hub; 1777184610Salfred int err; 1778184610Salfred 1779184610Salfred err = priv_check(curthread, PRIV_ROOT); 1780184610Salfred if (err) { 1781184610Salfred return (err); 1782184610Salfred } 1783184610Salfred if (port_no == 0) { 1784184610Salfred return (EINVAL); 1785184610Salfred } 1786184610Salfred if ((udev == NULL) || 1787184610Salfred (udev->hub == NULL)) { 1788184610Salfred return (EINVAL); 1789184610Salfred } 1790184610Salfred hub = udev->hub; 1791184610Salfred 1792184610Salfred if (port_no > hub->nports) { 1793184610Salfred return (EINVAL); 1794184610Salfred } 1795184610Salfred if (set) 1796184610Salfred err = usb2_req_set_port_feature(udev, 1797184610Salfred NULL, port_no, feature); 1798184610Salfred else 1799184610Salfred err = usb2_req_clear_port_feature(udev, 1800184610Salfred NULL, port_no, feature); 1801184610Salfred 1802184610Salfred if (err) 1803184610Salfred return (ENXIO); /* failure */ 1804184610Salfred 1805184610Salfred return (0); /* success */ 1806184610Salfred} 1807184610Salfred 1808184610Salfredstatic int 1809184610Salfredugen_iface_ioctl(struct usb2_fifo *f, u_long cmd, void *addr, int fflags) 1810184610Salfred{ 1811184610Salfred struct usb2_fifo *f_rx; 1812184610Salfred struct usb2_fifo *f_tx; 1813184610Salfred int error = 0; 1814184610Salfred 1815184610Salfred f_rx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_RX]; 1816184610Salfred f_tx = f->udev->fifo[(f->fifo_index & ~1) + USB_FIFO_TX]; 1817184610Salfred 1818184610Salfred switch (cmd) { 1819184610Salfred case USB_SET_RX_SHORT_XFER: 1820184610Salfred if (fflags & FREAD) { 1821184610Salfred error = ugen_set_short_xfer(f_rx, addr); 1822184610Salfred } else { 1823184610Salfred error = EINVAL; 1824184610Salfred } 1825184610Salfred break; 1826184610Salfred 1827184610Salfred case USB_SET_TX_FORCE_SHORT: 1828184610Salfred if (fflags & FWRITE) { 1829184610Salfred error = ugen_set_short_xfer(f_tx, addr); 1830184610Salfred } else { 1831184610Salfred error = EINVAL; 1832184610Salfred } 1833184610Salfred break; 1834184610Salfred 1835184610Salfred case USB_SET_RX_TIMEOUT: 1836184610Salfred if (fflags & FREAD) { 1837184610Salfred error = ugen_set_timeout(f_rx, addr); 1838184610Salfred } else { 1839184610Salfred error = EINVAL; 1840184610Salfred } 1841184610Salfred break; 1842184610Salfred 1843184610Salfred case USB_SET_TX_TIMEOUT: 1844184610Salfred if (fflags & FWRITE) { 1845184610Salfred error = ugen_set_timeout(f_tx, addr); 1846184610Salfred } else { 1847184610Salfred error = EINVAL; 1848184610Salfred } 1849184610Salfred break; 1850184610Salfred 1851184610Salfred case USB_GET_RX_FRAME_SIZE: 1852184610Salfred if (fflags & FREAD) { 1853184610Salfred error = ugen_get_frame_size(f_rx, addr); 1854184610Salfred } else { 1855184610Salfred error = EINVAL; 1856184610Salfred } 1857184610Salfred break; 1858184610Salfred 1859184610Salfred case USB_GET_TX_FRAME_SIZE: 1860184610Salfred if (fflags & FWRITE) { 1861184610Salfred error = ugen_get_frame_size(f_tx, addr); 1862184610Salfred } else { 1863184610Salfred error = EINVAL; 1864184610Salfred } 1865184610Salfred break; 1866184610Salfred 1867184610Salfred case USB_SET_RX_BUFFER_SIZE: 1868184610Salfred if (fflags & FREAD) { 1869184610Salfred error = ugen_set_buffer_size(f_rx, addr); 1870184610Salfred } else { 1871184610Salfred error = EINVAL; 1872184610Salfred } 1873184610Salfred break; 1874184610Salfred 1875184610Salfred case USB_SET_TX_BUFFER_SIZE: 1876184610Salfred if (fflags & FWRITE) { 1877184610Salfred error = ugen_set_buffer_size(f_tx, addr); 1878184610Salfred } else { 1879184610Salfred error = EINVAL; 1880184610Salfred } 1881184610Salfred break; 1882184610Salfred 1883184610Salfred case USB_GET_RX_BUFFER_SIZE: 1884184610Salfred if (fflags & FREAD) { 1885184610Salfred error = ugen_get_buffer_size(f_rx, addr); 1886184610Salfred } else { 1887184610Salfred error = EINVAL; 1888184610Salfred } 1889184610Salfred break; 1890184610Salfred 1891184610Salfred case USB_GET_TX_BUFFER_SIZE: 1892184610Salfred if (fflags & FWRITE) { 1893184610Salfred error = ugen_get_buffer_size(f_tx, addr); 1894184610Salfred } else { 1895184610Salfred error = EINVAL; 1896184610Salfred } 1897184610Salfred break; 1898184610Salfred 1899184610Salfred case USB_GET_RX_INTERFACE_DESC: 1900184610Salfred if (fflags & FREAD) { 1901184610Salfred error = ugen_get_iface_desc(f_rx, addr); 1902184610Salfred } else { 1903184610Salfred error = EINVAL; 1904184610Salfred } 1905184610Salfred break; 1906184610Salfred 1907184610Salfred case USB_GET_TX_INTERFACE_DESC: 1908184610Salfred if (fflags & FWRITE) { 1909184610Salfred error = ugen_get_iface_desc(f_tx, addr); 1910184610Salfred } else { 1911184610Salfred error = EINVAL; 1912184610Salfred } 1913184610Salfred break; 1914184610Salfred 1915184610Salfred case USB_GET_RX_ENDPOINT_DESC: 1916184610Salfred if (fflags & FREAD) { 1917184610Salfred error = ugen_get_endpoint_desc(f_rx, addr); 1918184610Salfred } else { 1919184610Salfred error = EINVAL; 1920184610Salfred } 1921184610Salfred break; 1922184610Salfred 1923184610Salfred case USB_GET_TX_ENDPOINT_DESC: 1924184610Salfred if (fflags & FWRITE) { 1925184610Salfred error = ugen_get_endpoint_desc(f_tx, addr); 1926184610Salfred } else { 1927184610Salfred error = EINVAL; 1928184610Salfred } 1929184610Salfred break; 1930184610Salfred 1931184610Salfred case USB_SET_RX_STALL_FLAG: 1932184610Salfred if ((fflags & FREAD) && (*(int *)addr)) { 1933184610Salfred f_rx->flag_stall = 1; 1934184610Salfred } 1935184610Salfred break; 1936184610Salfred 1937184610Salfred case USB_SET_TX_STALL_FLAG: 1938184610Salfred if ((fflags & FWRITE) && (*(int *)addr)) { 1939184610Salfred f_tx->flag_stall = 1; 1940184610Salfred } 1941184610Salfred break; 1942184610Salfred 1943184610Salfred default: 1944185087Salfred error = ENOIOCTL; 1945184610Salfred break; 1946184610Salfred } 1947184610Salfred return (error); 1948184610Salfred} 1949184610Salfred 1950184610Salfredstatic int 1951185087Salfredugen_ioctl_post(struct usb2_fifo *f, u_long cmd, void *addr, int fflags, 1952185087Salfred struct thread *td) 1953184610Salfred{ 1954184610Salfred union { 1955184610Salfred struct usb2_interface_descriptor *idesc; 1956184610Salfred struct usb2_alt_interface *ai; 1957184610Salfred struct usb2_device_descriptor *ddesc; 1958184610Salfred struct usb2_config_descriptor *cdesc; 1959184610Salfred struct usb2_device_stats *stat; 1960185087Salfred struct usb2_fs_init *pinit; 1961185087Salfred struct usb2_fs_uninit *puninit; 1962184610Salfred uint32_t *ptime; 1963184610Salfred void *addr; 1964184610Salfred int *pint; 1965184610Salfred } u; 1966184610Salfred struct usb2_device_descriptor *dtemp; 1967184610Salfred struct usb2_config_descriptor *ctemp; 1968184610Salfred struct usb2_interface *iface; 1969184610Salfred int error = 0; 1970184610Salfred uint8_t n; 1971184610Salfred 1972184610Salfred u.addr = addr; 1973184610Salfred 1974185087Salfred DPRINTFN(6, "cmd=0x%08lx\n", cmd); 1975185087Salfred 1976184610Salfred switch (cmd) { 1977184610Salfred case USB_DISCOVER: 1978184610Salfred usb2_needs_explore_all(); 1979184610Salfred break; 1980184610Salfred 1981184610Salfred case USB_SETDEBUG: 1982184610Salfred if (!(fflags & FWRITE)) { 1983184610Salfred error = EPERM; 1984184610Salfred break; 1985184610Salfred } 1986184610Salfred usb2_debug = *(int *)addr; 1987184610Salfred break; 1988184610Salfred 1989184610Salfred case USB_GET_CONFIG: 1990184610Salfred *(int *)addr = f->udev->curr_config_index; 1991184610Salfred break; 1992184610Salfred 1993184610Salfred case USB_SET_CONFIG: 1994184610Salfred if (!(fflags & FWRITE)) { 1995184610Salfred error = EPERM; 1996184610Salfred break; 1997184610Salfred } 1998184610Salfred error = ugen_set_config(f, *(int *)addr); 1999184610Salfred break; 2000184610Salfred 2001184610Salfred case USB_GET_ALTINTERFACE: 2002184610Salfred iface = usb2_get_iface(f->udev, 2003184610Salfred u.ai->uai_interface_index); 2004184610Salfred if (iface && iface->idesc) { 2005184610Salfred u.ai->uai_alt_index = iface->alt_index; 2006184610Salfred } else { 2007184610Salfred error = EINVAL; 2008184610Salfred } 2009184610Salfred break; 2010184610Salfred 2011184610Salfred case USB_SET_ALTINTERFACE: 2012184610Salfred if (!(fflags & FWRITE)) { 2013184610Salfred error = EPERM; 2014184610Salfred break; 2015184610Salfred } 2016184610Salfred error = ugen_set_interface(f, 2017184610Salfred u.ai->uai_interface_index, u.ai->uai_alt_index); 2018184610Salfred break; 2019184610Salfred 2020184610Salfred case USB_GET_DEVICE_DESC: 2021184610Salfred dtemp = usb2_get_device_descriptor(f->udev); 2022184610Salfred if (!dtemp) { 2023184610Salfred error = EIO; 2024184610Salfred break; 2025184610Salfred } 2026184610Salfred *u.ddesc = *dtemp; 2027184610Salfred break; 2028184610Salfred 2029184610Salfred case USB_GET_CONFIG_DESC: 2030184610Salfred ctemp = usb2_get_config_descriptor(f->udev); 2031184610Salfred if (!ctemp) { 2032184610Salfred error = EIO; 2033184610Salfred break; 2034184610Salfred } 2035184610Salfred *u.cdesc = *ctemp; 2036184610Salfred break; 2037184610Salfred 2038184610Salfred case USB_GET_FULL_DESC: 2039184610Salfred error = ugen_get_cdesc(f, addr); 2040184610Salfred break; 2041184610Salfred 2042184610Salfred case USB_GET_STRING_DESC: 2043184610Salfred error = ugen_get_sdesc(f, addr); 2044184610Salfred break; 2045184610Salfred 2046188622Sthompsa case USB_GET_IFACE_DRIVER: 2047188622Sthompsa error = ugen_get_iface_driver(f, addr); 2048188622Sthompsa break; 2049188622Sthompsa 2050184610Salfred case USB_REQUEST: 2051184610Salfred case USB_DO_REQUEST: 2052184610Salfred if (!(fflags & FWRITE)) { 2053184610Salfred error = EPERM; 2054184610Salfred break; 2055184610Salfred } 2056184610Salfred error = ugen_do_request(f, addr); 2057184610Salfred break; 2058184610Salfred 2059184610Salfred case USB_DEVICEINFO: 2060184610Salfred case USB_GET_DEVICEINFO: 2061184610Salfred error = usb2_gen_fill_deviceinfo(f, addr); 2062184610Salfred break; 2063184610Salfred 2064184610Salfred case USB_DEVICESTATS: 2065184610Salfred for (n = 0; n != 4; n++) { 2066184610Salfred 2067184610Salfred u.stat->uds_requests_fail[n] = 2068184610Salfred f->udev->bus->stats_err.uds_requests[n]; 2069184610Salfred 2070184610Salfred u.stat->uds_requests_ok[n] = 2071184610Salfred f->udev->bus->stats_ok.uds_requests[n]; 2072184610Salfred } 2073184610Salfred break; 2074184610Salfred 2075184610Salfred case USB_DEVICEENUMERATE: 2076184610Salfred error = ugen_re_enumerate(f); 2077184610Salfred break; 2078184610Salfred 2079184610Salfred case USB_GET_PLUGTIME: 2080184610Salfred *u.ptime = f->udev->plugtime; 2081184610Salfred break; 2082184610Salfred 2083184610Salfred case USB_CLAIM_INTERFACE: 2084184610Salfred case USB_RELEASE_INTERFACE: 2085184610Salfred /* TODO */ 2086184610Salfred break; 2087184610Salfred 2088184610Salfred case USB_IFACE_DRIVER_ACTIVE: 2089184610Salfred /* TODO */ 2090184610Salfred *u.pint = 0; 2091184610Salfred break; 2092184610Salfred 2093184610Salfred case USB_IFACE_DRIVER_DETACH: 2094184610Salfred /* TODO */ 2095184610Salfred error = priv_check(curthread, PRIV_DRIVER); 2096184610Salfred if (error) { 2097184610Salfred break; 2098184610Salfred } 2099184610Salfred error = EINVAL; 2100184610Salfred break; 2101184610Salfred 2102184610Salfred case USB_SET_POWER_MODE: 2103184610Salfred error = ugen_set_power_mode(f, *u.pint); 2104184610Salfred break; 2105184610Salfred 2106184610Salfred case USB_GET_POWER_MODE: 2107184610Salfred *u.pint = ugen_get_power_mode(f); 2108184610Salfred break; 2109184610Salfred 2110184610Salfred case USB_SET_PORT_ENABLE: 2111184610Salfred error = ugen_do_port_feature(f, 2112184610Salfred *u.pint, 1, UHF_PORT_ENABLE); 2113184610Salfred break; 2114184610Salfred 2115184610Salfred case USB_SET_PORT_DISABLE: 2116184610Salfred error = ugen_do_port_feature(f, 2117184610Salfred *u.pint, 0, UHF_PORT_ENABLE); 2118184610Salfred break; 2119184610Salfred 2120185087Salfred case USB_FS_INIT: 2121185087Salfred /* verify input parameters */ 2122185087Salfred if (u.pinit->pEndpoints == NULL) { 2123185087Salfred error = EINVAL; 2124185087Salfred break; 2125185087Salfred } 2126185087Salfred if (u.pinit->ep_index_max > 127) { 2127185087Salfred error = EINVAL; 2128185087Salfred break; 2129185087Salfred } 2130185087Salfred if (u.pinit->ep_index_max == 0) { 2131185087Salfred error = EINVAL; 2132185087Salfred break; 2133185087Salfred } 2134185087Salfred if (f->fs_xfer != NULL) { 2135185087Salfred error = EBUSY; 2136185087Salfred break; 2137185087Salfred } 2138185087Salfred if (f->dev_ep_index != 0) { 2139185087Salfred error = EINVAL; 2140185087Salfred break; 2141185087Salfred } 2142185087Salfred if (ugen_fifo_in_use(f, fflags)) { 2143185087Salfred error = EBUSY; 2144185087Salfred break; 2145185087Salfred } 2146185087Salfred error = usb2_fifo_alloc_buffer(f, 1, u.pinit->ep_index_max); 2147185087Salfred if (error) { 2148185087Salfred break; 2149185087Salfred } 2150185087Salfred f->fs_xfer = malloc(sizeof(f->fs_xfer[0]) * 2151185087Salfred u.pinit->ep_index_max, M_USB, M_WAITOK | M_ZERO); 2152185087Salfred if (f->fs_xfer == NULL) { 2153185087Salfred usb2_fifo_free_buffer(f); 2154185087Salfred error = ENOMEM; 2155185087Salfred break; 2156185087Salfred } 2157185087Salfred f->fs_ep_max = u.pinit->ep_index_max; 2158185087Salfred f->fs_ep_ptr = u.pinit->pEndpoints; 2159184610Salfred break; 2160184610Salfred 2161185087Salfred case USB_FS_UNINIT: 2162185087Salfred if (u.puninit->dummy != 0) { 2163185087Salfred error = EINVAL; 2164185087Salfred break; 2165185087Salfred } 2166185087Salfred error = ugen_fs_uninit(f); 2167185087Salfred break; 2168184610Salfred 2169185087Salfred default: 2170185087Salfred mtx_lock(f->priv_mtx); 2171185087Salfred error = ugen_iface_ioctl(f, cmd, addr, fflags); 2172185087Salfred mtx_unlock(f->priv_mtx); 2173185087Salfred break; 2174184610Salfred } 2175184610Salfred DPRINTFN(6, "error=%d\n", error); 2176184610Salfred return (error); 2177184610Salfred} 2178184610Salfred 2179184610Salfredstatic void 2180184610Salfredugen_default_fs_callback(struct usb2_xfer *xfer) 2181184610Salfred{ 2182184610Salfred ; /* workaround for a bug in "indent" */ 2183184610Salfred 2184184610Salfred DPRINTF("st=%u alen=%u aframes=%u\n", 2185184610Salfred USB_GET_STATE(xfer), xfer->actlen, xfer->aframes); 2186184610Salfred 2187184610Salfred switch (USB_GET_STATE(xfer)) { 2188184610Salfred case USB_ST_SETUP: 2189184610Salfred usb2_start_hardware(xfer); 2190184610Salfred break; 2191184610Salfred default: 2192184610Salfred ugen_fs_set_complete(xfer->priv_sc, USB_P2U(xfer->priv_fifo)); 2193184610Salfred break; 2194184610Salfred } 2195184610Salfred} 2196