linux/drivers/bluetooth/btrtl.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *  Bluetooth support for Realtek devices
 *
 *  Copyright (C) 2015 Endless Mobile, Inc.
 */

#include <linux/module.h>
#include <linux/firmware.h>
#include <linux/unaligned.h>
#include <linux/usb.h>

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

#include "btrtl.h"

#define VERSION …

#define RTL_CHIP_8723CS_CG …
#define RTL_CHIP_8723CS_VF …
#define RTL_CHIP_8723CS_XX …
#define RTL_EPATCH_SIGNATURE …
#define RTL_EPATCH_SIGNATURE_V2 …
#define RTL_ROM_LMP_8703B …
#define RTL_ROM_LMP_8723A …
#define RTL_ROM_LMP_8723B …
#define RTL_ROM_LMP_8821A …
#define RTL_ROM_LMP_8761A …
#define RTL_ROM_LMP_8822B …
#define RTL_ROM_LMP_8852A …
#define RTL_ROM_LMP_8851B …
#define RTL_ROM_LMP_8922A …
#define RTL_CONFIG_MAGIC …

#define RTL_VSC_OP_COREDUMP …

#define IC_MATCH_FL_LMPSUBV …
#define IC_MATCH_FL_HCIREV …
#define IC_MATCH_FL_HCIVER …
#define IC_MATCH_FL_HCIBUS …
#define IC_MATCH_FL_CHIP_TYPE …
#define IC_INFO(lmps, hcir, hciv, bus) …

#define RTL_CHIP_SUBVER …
#define RTL_CHIP_REV …
#define RTL_SEC_PROJ …

#define RTL_PATCH_SNIPPETS …
#define RTL_PATCH_DUMMY_HEADER …
#define RTL_PATCH_SECURITY_HEADER …

enum btrtl_chip_id { … };

struct id_table { … };

struct btrtl_device_info { … };

static const struct id_table ic_id_table[] = …;

static const struct id_table *btrtl_match_ic(u16 lmp_subver, u16 hci_rev,
					     u8 hci_ver, u8 hci_bus,
					     u8 chip_type)
{ … }

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

static int rtl_read_rom_version(struct hci_dev *hdev, u8 *version)
{ … }

static int btrtl_vendor_read_reg16(struct hci_dev *hdev,
				   struct rtl_vendor_cmd *cmd, u8 *rp)
{ … }

static void *rtl_iov_pull_data(struct rtl_iovec *iov, u32 len)
{ … }

static void btrtl_insert_ordered_subsec(struct rtl_subsection *node,
					struct btrtl_device_info *btrtl_dev)
{ … }

static int btrtl_parse_section(struct hci_dev *hdev,
			       struct btrtl_device_info *btrtl_dev, u32 opcode,
			       u8 *data, u32 len)
{ … }

static int rtlbt_parse_firmware_v2(struct hci_dev *hdev,
				   struct btrtl_device_info *btrtl_dev,
				   unsigned char **_buf)
{ … }

static int rtlbt_parse_firmware(struct hci_dev *hdev,
				struct btrtl_device_info *btrtl_dev,
				unsigned char **_buf)
{ … }

static int rtl_download_firmware(struct hci_dev *hdev,
				 const unsigned char *data, int fw_len)
{ … }

static int rtl_load_file(struct hci_dev *hdev, const char *name, u8 **buff)
{ … }

static int btrtl_setup_rtl8723a(struct hci_dev *hdev,
				struct btrtl_device_info *btrtl_dev)
{ … }

static int btrtl_setup_rtl8723b(struct hci_dev *hdev,
				struct btrtl_device_info *btrtl_dev)
{ … }

static void btrtl_coredump(struct hci_dev *hdev)
{ … }

static void btrtl_dmp_hdr(struct hci_dev *hdev, struct sk_buff *skb)
{ … }

static void btrtl_register_devcoredump_support(struct hci_dev *hdev)
{ … }

void btrtl_set_driver_name(struct hci_dev *hdev, const char *driver_name)
{ … }
EXPORT_SYMBOL_GPL(…);

static bool rtl_has_chip_type(u16 lmp_subver)
{ … }

static int rtl_read_chip_type(struct hci_dev *hdev, u8 *type)
{ … }

void btrtl_free(struct btrtl_device_info *btrtl_dev)
{ … }
EXPORT_SYMBOL_GPL(…);

struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
					   const char *postfix)
{ … }
EXPORT_SYMBOL_GPL(…);

int btrtl_download_firmware(struct hci_dev *hdev,
			    struct btrtl_device_info *btrtl_dev)
{ … }
EXPORT_SYMBOL_GPL(…);

void btrtl_set_quirks(struct hci_dev *hdev, struct btrtl_device_info *btrtl_dev)
{ … }
EXPORT_SYMBOL_GPL(…);

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

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

static unsigned int btrtl_convert_baudrate(u32 device_baudrate)
{ … }

int btrtl_get_uart_settings(struct hci_dev *hdev,
			    struct btrtl_device_info *btrtl_dev,
			    unsigned int *controller_baudrate,
			    u32 *device_baudrate, bool *flow_control)
{ … }
EXPORT_SYMBOL_GPL(…);

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