linux/drivers/net/can/rockchip/rockchip_canfd-rx.c

// SPDX-License-Identifier: GPL-2.0
//
// Copyright (c) 2023, 2024 Pengutronix,
//               Marc Kleine-Budde <[email protected]>
//

#include <net/netdev_queues.h>

#include "rockchip_canfd.h"

static bool rkcanfd_can_frame_header_equal(const struct canfd_frame *const cfd1,
					   const struct canfd_frame *const cfd2,
					   const bool is_canfd)
{ … }

static bool rkcanfd_can_frame_data_equal(const struct canfd_frame *cfd1,
					 const struct canfd_frame *cfd2,
					 const bool is_canfd)
{ … }

static unsigned int
rkcanfd_fifo_header_to_cfd_header(const struct rkcanfd_priv *priv,
				  const struct rkcanfd_fifo_header *header,
				  struct canfd_frame *cfd)
{ … }

static int rkcanfd_rxstx_filter(struct rkcanfd_priv *priv,
				const struct canfd_frame *cfd_rx, const u32 ts,
				bool *tx_done)
{ … }

static inline bool
rkcanfd_fifo_header_empty(const struct rkcanfd_fifo_header *header)
{ … }

static int rkcanfd_handle_rx_int_one(struct rkcanfd_priv *priv)
{ … }

static inline unsigned int
rkcanfd_rx_fifo_get_len(const struct rkcanfd_priv *priv)
{ … }

int rkcanfd_handle_rx_int(struct rkcanfd_priv *priv)
{ … }