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![Hilda Wu](/assets/img/avatar_default.png)
Catch debug exception from controller and driver, and trigger a devcoredump using hci devcoredump APIs. The debug exception data will be parsed in userspace. Signed-off-by: Alex Lu <alex_lu@realsil.com.cn> Signed-off-by: Hilda Wu <hildawu@realtek.com> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
198 lines
4 KiB
C
198 lines
4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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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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#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_chip_type_evt {
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__u8 status;
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__u8 type;
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} __packed;
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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[];
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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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__u8 entry[];
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} __packed;
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struct rtl_epatch_header_v2 {
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__u8 signature[8];
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__u8 fw_version[8];
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__le32 num_sections;
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} __packed;
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struct rtl_section {
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__le32 opcode;
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__le32 len;
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u8 data[];
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} __packed;
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struct rtl_section_hdr {
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__le16 num;
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__le16 reserved;
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} __packed;
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struct rtl_common_subsec {
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__u8 eco;
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__u8 prio;
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__u8 cb[2];
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__le32 len;
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__u8 data[];
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};
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struct rtl_sec_hdr {
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__u8 eco;
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__u8 prio;
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__u8 key_id;
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__u8 reserved;
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__le32 len;
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__u8 data[];
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} __packed;
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struct rtl_subsection {
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struct list_head list;
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u32 opcode;
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u32 len;
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u8 prio;
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u8 *data;
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};
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struct rtl_iovec {
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u8 *data;
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u32 len;
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};
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struct rtl_vendor_cmd {
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__u8 param[5];
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} __packed;
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enum {
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REALTEK_ALT6_CONTINUOUS_TX_CHIP,
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__REALTEK_NUM_FLAGS,
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};
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struct rtl_dump_info {
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const char *driver_name;
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char *controller;
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u32 fw_version;
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};
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struct btrealtek_data {
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DECLARE_BITMAP(flags, __REALTEK_NUM_FLAGS);
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struct rtl_dump_info rtl_dump;
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};
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#define btrealtek_set_flag(hdev, nr) \
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do { \
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struct btrealtek_data *realtek = hci_get_priv((hdev)); \
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set_bit((nr), realtek->flags); \
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} while (0)
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#define btrealtek_get_flag(hdev) \
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(((struct btrealtek_data *)hci_get_priv(hdev))->flags)
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#define btrealtek_test_flag(hdev, nr) test_bit((nr), btrealtek_get_flag(hdev))
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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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void btrtl_set_quirks(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_shutdown_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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void btrtl_set_driver_name(struct hci_dev *hdev, const char *driver_name);
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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 void btrtl_set_quirks(struct hci_dev *hdev,
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struct btrtl_device_info *btrtl_dev)
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{
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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_shutdown_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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static inline void btrtl_set_driver_name(struct hci_dev *hdev, const char *driver_name)
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{
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}
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#endif
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