linux/drivers/infiniband/hw/qib/qib_intr.c

/*
 * Copyright (c) 2006, 2007, 2008, 2009, 2010 QLogic Corporation.
 * All rights reserved.
 * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved.
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     Redistribution and use in source and binary forms, with or
 *     without modification, are permitted provided that the following
 *     conditions are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer.
 *
 *      - 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.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include <linux/pci.h>
#include <linux/delay.h>

#include "qib.h"
#include "qib_common.h"

/**
 * qib_format_hwmsg - format a single hwerror message
 * @msg: message buffer
 * @msgl: length of message buffer
 * @hwmsg: message to add to message buffer
 */
static void qib_format_hwmsg(char *msg, size_t msgl, const char *hwmsg)
{ … }

/**
 * qib_format_hwerrors - format hardware error messages for display
 * @hwerrs: hardware errors bit vector
 * @hwerrmsgs: hardware error descriptions
 * @nhwerrmsgs: number of hwerrmsgs
 * @msg: message buffer
 * @msgl: message buffer length
 */
void qib_format_hwerrors(u64 hwerrs, const struct qib_hwerror_msgs *hwerrmsgs,
			 size_t nhwerrmsgs, char *msg, size_t msgl)
{ … }

static void signal_ib_event(struct qib_pportdata *ppd, enum ib_event_type ev)
{ … }

void qib_handle_e_ibstatuschanged(struct qib_pportdata *ppd, u64 ibcs)
{ … }

void qib_clear_symerror_on_linkup(struct timer_list *t)
{ … }

/*
 * Handle receive interrupts for user ctxts; this means a user
 * process was waiting for a packet to arrive, and didn't want
 * to poll.
 */
void qib_handle_urcv(struct qib_devdata *dd, u64 ctxtr)
{ … }

void qib_bad_intrstatus(struct qib_devdata *dd)
{ … }