linux/drivers/net/ethernet/mediatek/mtk_wed_mcu.c

// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (C) 2022 MediaTek Inc.
 *
 * Author: Lorenzo Bianconi <[email protected]>
 *	   Sujuan Chen <[email protected]>
 */

#include <linux/firmware.h>
#include <linux/of_address.h>
#include <linux/of_reserved_mem.h>
#include <linux/mfd/syscon.h>
#include <linux/soc/mediatek/mtk_wed.h>
#include <asm/unaligned.h>

#include "mtk_wed_regs.h"
#include "mtk_wed_wo.h"
#include "mtk_wed.h"

static struct mtk_wed_wo_memory_region mem_region[] = …;

static u32 wo_r32(u32 reg)
{ … }

static void wo_w32(u32 reg, u32 val)
{ … }

static struct sk_buff *
mtk_wed_mcu_msg_alloc(const void *data, int data_len)
{ … }

static struct sk_buff *
mtk_wed_mcu_get_response(struct mtk_wed_wo *wo, unsigned long expires)
{ … }

void mtk_wed_mcu_rx_event(struct mtk_wed_wo *wo, struct sk_buff *skb)
{ … }

static void
mtk_wed_update_rx_stats(struct mtk_wed_device *wed, struct sk_buff *skb)
{ … }

void mtk_wed_mcu_rx_unsolicited_event(struct mtk_wed_wo *wo,
				      struct sk_buff *skb)
{ … }

static int
mtk_wed_mcu_skb_send_msg(struct mtk_wed_wo *wo, struct sk_buff *skb,
			 int id, int cmd, u16 *wait_seq, bool wait_resp)
{ … }

static int
mtk_wed_mcu_parse_response(struct mtk_wed_wo *wo, struct sk_buff *skb,
			   int cmd, int seq)
{ … }

int mtk_wed_mcu_send_msg(struct mtk_wed_wo *wo, int id, int cmd,
			 const void *data, int len, bool wait_resp)
{ … }

int mtk_wed_mcu_msg_update(struct mtk_wed_device *dev, int id, void *data,
			   int len)
{ … }

static int
mtk_wed_get_memory_region(struct mtk_wed_hw *hw, int index,
			  struct mtk_wed_wo_memory_region *region)
{ … }

static int
mtk_wed_mcu_run_firmware(struct mtk_wed_wo *wo, const struct firmware *fw)
{ … }

static int
mtk_wed_mcu_load_firmware(struct mtk_wed_wo *wo)
{ … }

static u32
mtk_wed_mcu_read_fw_dl(struct mtk_wed_wo *wo)
{ … }

int mtk_wed_mcu_init(struct mtk_wed_wo *wo)
{ … }

MODULE_FIRMWARE(…);
MODULE_FIRMWARE(…);
MODULE_FIRMWARE(…);
MODULE_FIRMWARE(…);
MODULE_FIRMWARE(…);