1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2015-2023 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 */ 31 32 #ifndef ENA_SYSCTL_H 33 #define ENA_SYSCTL_H 34 35 #include <sys/types.h> 36 #include <sys/sysctl.h> 37 38 #include "ena.h" 39 40 void ena_sysctl_add_nodes(struct ena_adapter *adapter); 41 void ena_sysctl_update_queue_node_nb(struct ena_adapter *adapter, int old, 42 int new); 43 int ena_sysctl_allocate_customer_metrics_buffer(struct ena_adapter *adapter); 44 45 extern int ena_enable_9k_mbufs; 46 #define ena_mbuf_sz (ena_enable_9k_mbufs ? MJUM9BYTES : MJUMPAGESIZE) 47 48 /* Force the driver to use large LLQ (Low Latency Queue) headers. */ 49 extern bool ena_force_large_llq_header; 50 51 #endif /* !(ENA_SYSCTL_H) */ 52