path: root/drivers/bluetooth/btmtksdio.c

// SPDX-License-Identifier: GPL-2.0
// Copyright (c) 2019 MediaTek Inc.

/*
 * Bluetooth support for MediaTek SDIO devices
 *
 * This file is written based on btsdio.c and btmtkuart.c.
 *
 * Author: Sean Wang <sean.wang@mediatek.com>
 *
 */

#include <asm/unaligned.h>
#include <linux/atomic.h>
#include <linux/gpio/consumer.h>
#include <linux/init.h>
#include <linux/iopoll.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/pm_runtime.h>
#include <linux/skbuff.h>

#include <linux/mmc/host.h>
#include <linux/mmc/sdio_ids.h>
#include <linux/mmc/sdio_func.h>

#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>

#include "h4_recv.h"
#include "btmtk.h"

#define VERSION "0.1"

#define MTKBTSDIO_AUTOSUSPEND_DELAY	1000

static bool enable_autosuspend = true;

struct btmtksdio_data {
	const char