linux/drivers/net/ethernet/chelsio/cxgb4/srq.c

/*
 * This file is part of the Chelsio T6 Ethernet driver for Linux.
 *
 * Copyright (c) 2017-2018 Chelsio Communications, 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 "cxgb4.h"
#include "t4_msg.h"
#include "srq.h"

struct srq_data *t4_init_srq(int srq_size)
{ … }

/* cxgb4_get_srq_entry: read the SRQ table entry
 * @dev: Pointer to the net_device
 * @idx: Index to the srq
 * @entryp: pointer to the srq entry
 *
 * Sends CPL_SRQ_TABLE_REQ message for the given index.
 * Contents will be returned in CPL_SRQ_TABLE_RPL message.
 *
 * Returns zero if the read is successful, else a error
 * number will be returned. Caller should not use the srq
 * entry if the return value is non-zero.
 *
 *
 */
int cxgb4_get_srq_entry(struct net_device *dev,
			int srq_idx, struct srq_entry *entryp)
{ … }
EXPORT_SYMBOL(…);

void do_srq_table_rpl(struct adapter *adap,
		      const struct cpl_srq_table_rpl *rpl)
{ … }