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80 lines
3.0 KiB
80 lines
3.0 KiB
/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ |
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/* Copyright (c) 2002-2007 Volkswagen Group Electronic Research |
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* Copyright (c) 2017 Pengutronix, Marc Kleine-Budde <[email protected]> |
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* |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. Neither the name of Volkswagen nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* Alternatively, provided that this notice is retained in full, this |
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* software may be distributed under the terms of the GNU General |
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* Public License ("GPL") version 2, in which case the provisions of the |
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* GPL apply INSTEAD OF those given above. |
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* |
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* The provided data structures and external interfaces from this code |
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* are not restricted to be used by modules with a GPL compatible license. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH |
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* DAMAGE. |
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* |
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*/ |
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#ifndef CAN_ML_H |
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#define CAN_ML_H |
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#include <linux/can.h> |
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#include <linux/list.h> |
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#include <linux/netdevice.h> |
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#define CAN_SFF_RCV_ARRAY_SZ (1 << CAN_SFF_ID_BITS) |
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#define CAN_EFF_RCV_HASH_BITS 10 |
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#define CAN_EFF_RCV_ARRAY_SZ (1 << CAN_EFF_RCV_HASH_BITS) |
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enum { RX_ERR, RX_ALL, RX_FIL, RX_INV, RX_MAX }; |
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struct can_dev_rcv_lists { |
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struct hlist_head rx[RX_MAX]; |
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struct hlist_head rx_sff[CAN_SFF_RCV_ARRAY_SZ]; |
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struct hlist_head rx_eff[CAN_EFF_RCV_ARRAY_SZ]; |
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int entries; |
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}; |
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struct can_ml_priv { |
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struct can_dev_rcv_lists dev_rcv_lists; |
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#ifdef CAN_J1939 |
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struct j1939_priv *j1939_priv; |
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#endif |
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}; |
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static inline struct can_ml_priv *can_get_ml_priv(struct net_device *dev) |
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{ |
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return netdev_get_ml_priv(dev, ML_PRIV_CAN); |
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} |
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static inline void can_set_ml_priv(struct net_device *dev, |
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struct can_ml_priv *ml_priv) |
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{ |
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netdev_set_ml_priv(dev, ml_priv, ML_PRIV_CAN); |
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} |
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#endif /* CAN_ML_H */
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