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1/* SPDX-License-Identifier: GPL-2.0-only */2/* CAN driver for PEAK System micro-CAN based adapters3 *4 * Copyright (C) 2003-2011 PEAK System-Technik GmbH5 * Copyright (C) 2011-2013 Stephane Grosjean <s.grosjean@peak-system.com>6 */7#ifndef PEAK_CANFD_USER_H8#define PEAK_CANFD_USER_H9 10#include <linux/can/dev/peak_canfd.h>11 12#define PCANFD_ECHO_SKB_DEF -113 14/* data structure private to each uCAN interface */15struct peak_canfd_priv {16 struct can_priv can; /* socket-can private data */17 struct net_device *ndev; /* network device */18 int index; /* channel index */19 20 struct can_berr_counter bec; /* rx/tx err counters */21 22 int echo_idx; /* echo skb free slot index */23 spinlock_t echo_lock;24 25 int cmd_len;26 void *cmd_buffer;27 int cmd_maxlen;28 29 int (*pre_cmd)(struct peak_canfd_priv *priv);30 int (*write_cmd)(struct peak_canfd_priv *priv);31 int (*post_cmd)(struct peak_canfd_priv *priv);32 33 int (*enable_tx_path)(struct peak_canfd_priv *priv);34 void *(*alloc_tx_msg)(struct peak_canfd_priv *priv, u16 msg_size,35 int *room_left);36 int (*write_tx_msg)(struct peak_canfd_priv *priv,37 struct pucan_tx_msg *msg);38};39 40struct net_device *alloc_peak_canfd_dev(int sizeof_priv, int index,41 int echo_skb_max);42int peak_canfd_handle_msg(struct peak_canfd_priv *priv,43 struct pucan_rx_msg *msg);44int peak_canfd_handle_msgs_list(struct peak_canfd_priv *priv,45 struct pucan_rx_msg *rx_msg, int rx_count);46#endif47