| /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ | |
| /* Copyright (c) 2002-2007 Volkswagen Group Electronic Research | |
| * Copyright (c) 2017 Pengutronix, Marc Kleine-Budde <kernel@pengutronix.de> | |
| * | |
| * 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. | |
| * 3. Neither the name of Volkswagen nor the names of its contributors | |
| * may be used to endorse or promote products derived from this software | |
| * without specific prior written permission. | |
| * | |
| * Alternatively, provided that this notice is retained in full, this | |
| * software may be distributed under the terms of the GNU General | |
| * Public License ("GPL") version 2, in which case the provisions of the | |
| * GPL apply INSTEAD OF those given above. | |
| * | |
| * The provided data structures and external interfaces from this code | |
| * are not restricted to be used by modules with a GPL compatible license. | |
| * | |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT | |
| * OWNER 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. | |
| * | |
| */ | |
| #ifndef CAN_ML_H | |
| #define CAN_ML_H | |
| #include <linux/can.h> | |
| #include <linux/list.h> | |
| #include <linux/netdevice.h> | |
| #define CAN_SFF_RCV_ARRAY_SZ (1 << CAN_SFF_ID_BITS) | |
| #define CAN_EFF_RCV_HASH_BITS 10 | |
| #define CAN_EFF_RCV_ARRAY_SZ (1 << CAN_EFF_RCV_HASH_BITS) | |
| enum { RX_ERR, RX_ALL, RX_FIL, RX_INV, RX_MAX }; | |
| struct can_dev_rcv_lists { | |
| struct hlist_head rx[RX_MAX]; | |
| struct hlist_head rx_sff[CAN_SFF_RCV_ARRAY_SZ]; | |
| struct hlist_head rx_eff[CAN_EFF_RCV_ARRAY_SZ]; | |
| int entries; | |
| }; | |
| struct can_ml_priv { | |
| struct can_dev_rcv_lists dev_rcv_lists; | |
| #ifdef CAN_J1939 | |
| struct j1939_priv *j1939_priv; | |
| #endif | |
| }; | |
| static inline struct can_ml_priv *can_get_ml_priv(struct net_device *dev) | |
| { | |
| return netdev_get_ml_priv(dev, ML_PRIV_CAN); | |
| } | |
| static inline void can_set_ml_priv(struct net_device *dev, | |
| struct can_ml_priv *ml_priv) | |
| { | |
| netdev_set_ml_priv(dev, ml_priv, ML_PRIV_CAN); | |
| } | |
| #endif /* CAN_ML_H */ |