linux/drivers/bluetooth/btbcm.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *
 *  Bluetooth support for Broadcom devices
 *
 *  Copyright (C) 2015  Intel Corporation
 */

#include <linux/efi.h>
#include <linux/module.h>
#include <linux/firmware.h>
#include <linux/dmi.h>
#include <linux/of.h>
#include <linux/string.h>
#include <asm/unaligned.h>

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

#include "btbcm.h"

#define VERSION …

#define BDADDR_BCM20702A0 …
#define BDADDR_BCM20702A1 …
#define BDADDR_BCM2076B1 …
#define BDADDR_BCM43430A0 …
#define BDADDR_BCM43430A1 …
#define BDADDR_BCM4324B3 …
#define BDADDR_BCM4330B1 …
#define BDADDR_BCM4334B0 …
#define BDADDR_BCM4345C5 …
#define BDADDR_BCM43341B …

#define BCM_FW_NAME_LEN …
#define BCM_FW_NAME_COUNT_MAX …
/* For kmalloc-ing the fw-name array instead of putting it on the stack */
bcm_fw_name;

#ifdef CONFIG_EFI
static int btbcm_set_bdaddr_from_efi(struct hci_dev *hdev)
{ … }
#else
static int btbcm_set_bdaddr_from_efi(struct hci_dev *hdev)
{
	return -EOPNOTSUPP;
}
#endif

int btbcm_check_bdaddr(struct hci_dev *hdev)
{ … }
EXPORT_SYMBOL_GPL(…);

int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
{ … }
EXPORT_SYMBOL_GPL(…);

int btbcm_read_pcm_int_params(struct hci_dev *hdev,
			      struct bcm_set_pcm_int_params *params)
{ … }
EXPORT_SYMBOL_GPL(…);

int btbcm_write_pcm_int_params(struct hci_dev *hdev,
			       const struct bcm_set_pcm_int_params *params)
{ … }
EXPORT_SYMBOL_GPL(…);

int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw)
{ … }
EXPORT_SYMBOL(…);

static int btbcm_reset(struct hci_dev *hdev)
{ … }

static struct sk_buff *btbcm_read_local_name(struct hci_dev *hdev)
{ … }

static struct sk_buff *btbcm_read_local_version(struct hci_dev *hdev)
{ … }

static struct sk_buff *btbcm_read_verbose_config(struct hci_dev *hdev)
{ … }

static struct sk_buff *btbcm_read_controller_features(struct hci_dev *hdev)
{ … }

static struct sk_buff *btbcm_read_usb_product(struct hci_dev *hdev)
{ … }

static const struct dmi_system_id disable_broken_read_transmit_power[] = …;

static int btbcm_read_info(struct hci_dev *hdev)
{ … }

static int btbcm_print_controller_features(struct hci_dev *hdev)
{ … }

static int btbcm_print_local_name(struct hci_dev *hdev)
{ … }

struct bcm_subver_table { … };

static const struct bcm_subver_table bcm_uart_subver_table[] = …;

static const struct bcm_subver_table bcm_usb_subver_table[] = …;

/*
 * This currently only looks up the device tree board appendix,
 * but can be expanded to other mechanisms.
 */
static const char *btbcm_get_board_name(struct device *dev)
{ … }

int btbcm_initialize(struct hci_dev *hdev, bool *fw_load_done, bool use_autobaud_mode)
{ … }
EXPORT_SYMBOL_GPL(…);

int btbcm_finalize(struct hci_dev *hdev, bool *fw_load_done, bool use_autobaud_mode)
{ … }
EXPORT_SYMBOL_GPL(…);

int btbcm_setup_patchram(struct hci_dev *hdev)
{ … }
EXPORT_SYMBOL_GPL(…);

int btbcm_setup_apple(struct hci_dev *hdev)
{ … }
EXPORT_SYMBOL_GPL(…);

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_VERSION(…);
MODULE_LICENSE(…) …;