xref: /freebsd/sys/dev/ena/ena_sysctl.h (revision 7cd22ac43418da08448d0bab1009ff3cbda85120)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2015-2021 Amazon.com, Inc. or its affiliates.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  *
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  *
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  *
30  * $FreeBSD$
31  *
32  */
33 
34 #ifndef ENA_SYSCTL_H
35 #define ENA_SYSCTL_H
36 
37 #include <sys/types.h>
38 #include <sys/sysctl.h>
39 
40 #include "ena.h"
41 
42 void	ena_sysctl_add_nodes(struct ena_adapter *adapter);
43 void	ena_sysctl_update_queue_node_nb(struct ena_adapter *adapter, int old,
44     int new);
45 
46 extern int ena_enable_9k_mbufs;
47 #define ena_mbuf_sz (ena_enable_9k_mbufs ? MJUM9BYTES : MJUMPAGESIZE)
48 
49 /* Force the driver to use large LLQ (Low Latency Queue) headers. */
50 extern bool ena_force_large_llq_header;
51 
52 #endif /* !(ENA_SYSCTL_H) */
53