threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
65 lines
2.1 KiB
C
65 lines
2.1 KiB
C
/*
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* linux/can/rx-offload.h
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*
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* Copyright (c) 2014 David Jander, Protonic Holland
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* Copyright (c) 2014-2017 Pengutronix, Marc Kleine-Budde <kernel@pengutronix.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the version 2 of the GNU General Public License
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* as published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _CAN_RX_OFFLOAD_H
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#define _CAN_RX_OFFLOAD_H
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#include <linux/netdevice.h>
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#include <linux/can.h>
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struct can_rx_offload {
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struct net_device *dev;
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unsigned int (*mailbox_read)(struct can_rx_offload *offload, struct can_frame *cf,
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u32 *timestamp, unsigned int mb);
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struct sk_buff_head skb_queue;
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u32 skb_queue_len_max;
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unsigned int mb_first;
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unsigned int mb_last;
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struct napi_struct napi;
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bool inc;
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};
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int can_rx_offload_add_timestamp(struct net_device *dev, struct can_rx_offload *offload);
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int can_rx_offload_add_fifo(struct net_device *dev, struct can_rx_offload *offload, unsigned int weight);
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int can_rx_offload_irq_offload_timestamp(struct can_rx_offload *offload, u64 reg);
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int can_rx_offload_irq_offload_fifo(struct can_rx_offload *offload);
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int can_rx_offload_queue_sorted(struct can_rx_offload *offload,
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struct sk_buff *skb, u32 timestamp);
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unsigned int can_rx_offload_get_echo_skb(struct can_rx_offload *offload,
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unsigned int idx, u32 timestamp);
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int can_rx_offload_queue_tail(struct can_rx_offload *offload,
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struct sk_buff *skb);
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void can_rx_offload_reset(struct can_rx_offload *offload);
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void can_rx_offload_del(struct can_rx_offload *offload);
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void can_rx_offload_enable(struct can_rx_offload *offload);
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static inline void can_rx_offload_schedule(struct can_rx_offload *offload)
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{
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napi_schedule(&offload->napi);
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}
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static inline void can_rx_offload_disable(struct can_rx_offload *offload)
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{
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napi_disable(&offload->napi);
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}
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#endif /* !_CAN_RX_OFFLOAD_H */
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