freebsd-dev/sys/dev/usb/usb_error.c
Andrew Thompson ed6d949afd - Make struct usb_xfer opaque so that drivers can not access the internals
- Reduce the number of headers needed for a usb driver, the common case is just   usb.h and usbdi.h
2009-06-23 02:19:59 +00:00

92 lines
3.6 KiB
C

/* $FreeBSD$ */
/*-
* Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/stdint.h>
#include <sys/stddef.h>
#include <sys/param.h>
#include <sys/queue.h>
#include <sys/types.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <sys/linker_set.h>
#include <sys/module.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/condvar.h>
#include <sys/sysctl.h>
#include <sys/sx.h>
#include <sys/unistd.h>
#include <sys/callout.h>
#include <sys/malloc.h>
#include <sys/priv.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
static const char* usb_errstr_table[USB_ERR_MAX] = {
[USB_ERR_NORMAL_COMPLETION] = "USB_ERR_NORMAL_COMPLETION",
[USB_ERR_PENDING_REQUESTS] = "USB_ERR_PENDING_REQUESTS",
[USB_ERR_NOT_STARTED] = "USB_ERR_NOT_STARTED",
[USB_ERR_INVAL] = "USB_ERR_INVAL",
[USB_ERR_NOMEM] = "USB_ERR_NOMEM",
[USB_ERR_CANCELLED] = "USB_ERR_CANCELLED",
[USB_ERR_BAD_ADDRESS] = "USB_ERR_BAD_ADDRESS",
[USB_ERR_BAD_BUFSIZE] = "USB_ERR_BAD_BUFSIZE",
[USB_ERR_BAD_FLAG] = "USB_ERR_BAD_FLAG",
[USB_ERR_NO_CALLBACK] = "USB_ERR_NO_CALLBACK",
[USB_ERR_IN_USE] = "USB_ERR_IN_USE",
[USB_ERR_NO_ADDR] = "USB_ERR_NO_ADDR",
[USB_ERR_NO_PIPE] = "USB_ERR_NO_PIPE",
[USB_ERR_ZERO_NFRAMES] = "USB_ERR_ZERO_NFRAMES",
[USB_ERR_ZERO_MAXP] = "USB_ERR_ZERO_MAXP",
[USB_ERR_SET_ADDR_FAILED] = "USB_ERR_SET_ADDR_FAILED",
[USB_ERR_NO_POWER] = "USB_ERR_NO_POWER",
[USB_ERR_TOO_DEEP] = "USB_ERR_TOO_DEEP",
[USB_ERR_IOERROR] = "USB_ERR_IOERROR",
[USB_ERR_NOT_CONFIGURED] = "USB_ERR_NOT_CONFIGURED",
[USB_ERR_TIMEOUT] = "USB_ERR_TIMEOUT",
[USB_ERR_SHORT_XFER] = "USB_ERR_SHORT_XFER",
[USB_ERR_STALLED] = "USB_ERR_STALLED",
[USB_ERR_INTERRUPTED] = "USB_ERR_INTERRUPTED",
[USB_ERR_DMA_LOAD_FAILED] = "USB_ERR_DMA_LOAD_FAILED",
[USB_ERR_BAD_CONTEXT] = "USB_ERR_BAD_CONTEXT",
[USB_ERR_NO_ROOT_HUB] = "USB_ERR_NO_ROOT_HUB",
[USB_ERR_NO_INTR_THREAD] = "USB_ERR_NO_INTR_THREAD",
[USB_ERR_NOT_LOCKED] = "USB_ERR_NOT_LOCKED",
};
/*------------------------------------------------------------------------*
* usbd_errstr
*
* This function converts an USB error code into a string.
*------------------------------------------------------------------------*/
const char *
usbd_errstr(usb_error_t err)
{
return (err < USB_ERR_MAX ? usb_errstr_table[err] : "USB_ERR_UNKNOWN");
}