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https://github.com/edk2-porting/linux-next.git
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1cc194caaf
The contents of the rtl_bt/rtlXXXX_config.bin file may be board specific allow the caller of btrtl_initialize to specify a postfix identifying the board, which if specified will make btrtl_initialize look for rtl_bt/rtlXXXX_config-<postfix>.bin instead. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
106 lines
2.6 KiB
C
106 lines
2.6 KiB
C
/*
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* Bluetooth support for Realtek devices
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*
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* Copyright (C) 2015 Endless Mobile, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#define RTL_FRAG_LEN 252
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#define rtl_dev_err(dev, fmt, ...) bt_dev_err(dev, "RTL: " fmt, ##__VA_ARGS__)
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#define rtl_dev_warn(dev, fmt, ...) bt_dev_warn(dev, "RTL: " fmt, ##__VA_ARGS__)
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#define rtl_dev_info(dev, fmt, ...) bt_dev_info(dev, "RTL: " fmt, ##__VA_ARGS__)
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#define rtl_dev_dbg(dev, fmt, ...) bt_dev_dbg(dev, "RTL: " fmt, ##__VA_ARGS__)
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struct btrtl_device_info;
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struct rtl_download_cmd {
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__u8 index;
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__u8 data[RTL_FRAG_LEN];
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} __packed;
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struct rtl_download_response {
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__u8 status;
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__u8 index;
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} __packed;
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struct rtl_rom_version_evt {
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__u8 status;
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__u8 version;
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} __packed;
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struct rtl_epatch_header {
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__u8 signature[8];
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__le32 fw_version;
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__le16 num_patches;
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} __packed;
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struct rtl_vendor_config_entry {
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__le16 offset;
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__u8 len;
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__u8 data[0];
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} __packed;
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struct rtl_vendor_config {
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__le32 signature;
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__le16 total_len;
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struct rtl_vendor_config_entry entry[0];
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} __packed;
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#if IS_ENABLED(CONFIG_BT_RTL)
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struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
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const char *postfix);
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void btrtl_free(struct btrtl_device_info *btrtl_dev);
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int btrtl_download_firmware(struct hci_dev *hdev,
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struct btrtl_device_info *btrtl_dev);
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int btrtl_setup_realtek(struct hci_dev *hdev);
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int btrtl_get_uart_settings(struct hci_dev *hdev,
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struct btrtl_device_info *btrtl_dev,
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unsigned int *controller_baudrate,
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u32 *device_baudrate, bool *flow_control);
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#else
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static inline struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
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const char *postfix)
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{
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return ERR_PTR(-EOPNOTSUPP);
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}
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static inline void btrtl_free(struct btrtl_device_info *btrtl_dev)
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{
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}
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static inline int btrtl_download_firmware(struct hci_dev *hdev,
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struct btrtl_device_info *btrtl_dev)
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{
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return -EOPNOTSUPP;
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}
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static inline int btrtl_setup_realtek(struct hci_dev *hdev)
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{
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return -EOPNOTSUPP;
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}
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static inline int btrtl_get_uart_settings(struct hci_dev *hdev,
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struct btrtl_device_info *btrtl_dev,
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unsigned int *controller_baudrate,
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u32 *device_baudrate,
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bool *flow_control)
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{
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return -ENOENT;
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}
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#endif
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