1 /* $FreeBSD$ */ 2 /*- 3 * Copyright (c) 2008 Hans Petter Selasky. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 #include <sys/stdint.h> 28 #include <sys/stddef.h> 29 #include <sys/param.h> 30 #include <sys/queue.h> 31 #include <sys/types.h> 32 #include <sys/systm.h> 33 #include <sys/kernel.h> 34 #include <sys/bus.h> 35 #include <sys/module.h> 36 #include <sys/lock.h> 37 #include <sys/mutex.h> 38 #include <sys/condvar.h> 39 #include <sys/sysctl.h> 40 #include <sys/sx.h> 41 #include <sys/unistd.h> 42 #include <sys/callout.h> 43 #include <sys/malloc.h> 44 #include <sys/priv.h> 45 46 #include <dev/usb/usb.h> 47 #include <dev/usb/usbdi.h> 48 49 static const char* usb_errstr_table[USB_ERR_MAX] = { 50 [USB_ERR_NORMAL_COMPLETION] = "USB_ERR_NORMAL_COMPLETION", 51 [USB_ERR_PENDING_REQUESTS] = "USB_ERR_PENDING_REQUESTS", 52 [USB_ERR_NOT_STARTED] = "USB_ERR_NOT_STARTED", 53 [USB_ERR_INVAL] = "USB_ERR_INVAL", 54 [USB_ERR_NOMEM] = "USB_ERR_NOMEM", 55 [USB_ERR_CANCELLED] = "USB_ERR_CANCELLED", 56 [USB_ERR_BAD_ADDRESS] = "USB_ERR_BAD_ADDRESS", 57 [USB_ERR_BAD_BUFSIZE] = "USB_ERR_BAD_BUFSIZE", 58 [USB_ERR_BAD_FLAG] = "USB_ERR_BAD_FLAG", 59 [USB_ERR_NO_CALLBACK] = "USB_ERR_NO_CALLBACK", 60 [USB_ERR_IN_USE] = "USB_ERR_IN_USE", 61 [USB_ERR_NO_ADDR] = "USB_ERR_NO_ADDR", 62 [USB_ERR_NO_PIPE] = "USB_ERR_NO_PIPE", 63 [USB_ERR_ZERO_NFRAMES] = "USB_ERR_ZERO_NFRAMES", 64 [USB_ERR_ZERO_MAXP] = "USB_ERR_ZERO_MAXP", 65 [USB_ERR_SET_ADDR_FAILED] = "USB_ERR_SET_ADDR_FAILED", 66 [USB_ERR_NO_POWER] = "USB_ERR_NO_POWER", 67 [USB_ERR_TOO_DEEP] = "USB_ERR_TOO_DEEP", 68 [USB_ERR_IOERROR] = "USB_ERR_IOERROR", 69 [USB_ERR_NOT_CONFIGURED] = "USB_ERR_NOT_CONFIGURED", 70 [USB_ERR_TIMEOUT] = "USB_ERR_TIMEOUT", 71 [USB_ERR_SHORT_XFER] = "USB_ERR_SHORT_XFER", 72 [USB_ERR_STALLED] = "USB_ERR_STALLED", 73 [USB_ERR_INTERRUPTED] = "USB_ERR_INTERRUPTED", 74 [USB_ERR_DMA_LOAD_FAILED] = "USB_ERR_DMA_LOAD_FAILED", 75 [USB_ERR_BAD_CONTEXT] = "USB_ERR_BAD_CONTEXT", 76 [USB_ERR_NO_ROOT_HUB] = "USB_ERR_NO_ROOT_HUB", 77 [USB_ERR_NO_INTR_THREAD] = "USB_ERR_NO_INTR_THREAD", 78 [USB_ERR_NOT_LOCKED] = "USB_ERR_NOT_LOCKED", 79 }; 80 81 /*------------------------------------------------------------------------* 82 * usbd_errstr 83 * 84 * This function converts an USB error code into a string. 85 *------------------------------------------------------------------------*/ 86 const char * 87 usbd_errstr(usb_error_t err) 88 { 89 return (err < USB_ERR_MAX ? usb_errstr_table[err] : "USB_ERR_UNKNOWN"); 90 } 91