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1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Bluetooth support for Realtek devices
4 *
5 * Copyright (C) 2015 Endless Mobile, Inc.
6 */
7
8#define RTL_FRAG_LEN 252
9
10#define rtl_dev_err(dev, fmt, ...) bt_dev_err(dev, "RTL: " fmt, ##__VA_ARGS__)
11#define rtl_dev_warn(dev, fmt, ...) bt_dev_warn(dev, "RTL: " fmt, ##__VA_ARGS__)
12#define rtl_dev_info(dev, fmt, ...) bt_dev_info(dev, "RTL: " fmt, ##__VA_ARGS__)
13#define rtl_dev_dbg(dev, fmt, ...) bt_dev_dbg(dev, "RTL: " fmt, ##__VA_ARGS__)
14
15struct btrtl_device_info;
16
17struct rtl_download_cmd {
18 __u8 index;
19 __u8 data[RTL_FRAG_LEN];
20} __packed;
21
22struct rtl_download_response {
23 __u8 status;
24 __u8 index;
25} __packed;
26
27struct rtl_rom_version_evt {
28 __u8 status;
29 __u8 version;
30} __packed;
31
32struct rtl_epatch_header {
33 __u8 signature[8];
34 __le32 fw_version;
35 __le16 num_patches;
36} __packed;
37
38struct rtl_vendor_config_entry {
39 __le16 offset;
40 __u8 len;
41 __u8 data[];
42} __packed;
43
44struct rtl_vendor_config {
45 __le32 signature;
46 __le16 total_len;
47 struct rtl_vendor_config_entry entry[];
48} __packed;
49
50enum {
51 REALTEK_ALT6_CONTINUOUS_TX_CHIP,
52
53 __REALTEK_NUM_FLAGS,
54};
55
56struct btrealtek_data {
57 DECLARE_BITMAP(flags, __REALTEK_NUM_FLAGS);
58};
59
60#define btrealtek_set_flag(hdev, nr) \
61 do { \
62 struct btrealtek_data *realtek = hci_get_priv((hdev)); \
63 set_bit((nr), realtek->flags); \
64 } while (0)
65
66#define btrealtek_get_flag(hdev) \
67 (((struct btrealtek_data *)hci_get_priv(hdev))->flags)
68
69#define btrealtek_test_flag(hdev, nr) test_bit((nr), btrealtek_get_flag(hdev))
70
71#if IS_ENABLED(CONFIG_BT_RTL)
72
73struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
74 const char *postfix);
75void btrtl_free(struct btrtl_device_info *btrtl_dev);
76int btrtl_download_firmware(struct hci_dev *hdev,
77 struct btrtl_device_info *btrtl_dev);
78void btrtl_set_quirks(struct hci_dev *hdev,
79 struct btrtl_device_info *btrtl_dev);
80int btrtl_setup_realtek(struct hci_dev *hdev);
81int btrtl_shutdown_realtek(struct hci_dev *hdev);
82int btrtl_get_uart_settings(struct hci_dev *hdev,
83 struct btrtl_device_info *btrtl_dev,
84 unsigned int *controller_baudrate,
85 u32 *device_baudrate, bool *flow_control);
86
87#else
88
89static inline struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
90 const char *postfix)
91{
92 return ERR_PTR(-EOPNOTSUPP);
93}
94
95static inline void btrtl_free(struct btrtl_device_info *btrtl_dev)
96{
97}
98
99static inline int btrtl_download_firmware(struct hci_dev *hdev,
100 struct btrtl_device_info *btrtl_dev)
101{
102 return -EOPNOTSUPP;
103}
104
105static inline void btrtl_set_quirks(struct hci_dev *hdev,
106 struct btrtl_device_info *btrtl_dev)
107{
108}
109
110static inline int btrtl_setup_realtek(struct hci_dev *hdev)
111{
112 return -EOPNOTSUPP;
113}
114
115static inline int btrtl_shutdown_realtek(struct hci_dev *hdev)
116{
117 return -EOPNOTSUPP;
118}
119
120static inline int btrtl_get_uart_settings(struct hci_dev *hdev,
121 struct btrtl_device_info *btrtl_dev,
122 unsigned int *controller_baudrate,
123 u32 *device_baudrate,
124 bool *flow_control)
125{
126 return -ENOENT;
127}
128
129#endif
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Bluetooth support for Realtek devices
4 *
5 * Copyright (C) 2015 Endless Mobile, Inc.
6 */
7
8#define RTL_FRAG_LEN 252
9
10#define rtl_dev_err(dev, fmt, ...) bt_dev_err(dev, "RTL: " fmt, ##__VA_ARGS__)
11#define rtl_dev_warn(dev, fmt, ...) bt_dev_warn(dev, "RTL: " fmt, ##__VA_ARGS__)
12#define rtl_dev_info(dev, fmt, ...) bt_dev_info(dev, "RTL: " fmt, ##__VA_ARGS__)
13#define rtl_dev_dbg(dev, fmt, ...) bt_dev_dbg(dev, "RTL: " fmt, ##__VA_ARGS__)
14
15struct btrtl_device_info;
16
17struct rtl_download_cmd {
18 __u8 index;
19 __u8 data[RTL_FRAG_LEN];
20} __packed;
21
22struct rtl_download_response {
23 __u8 status;
24 __u8 index;
25} __packed;
26
27struct rtl_rom_version_evt {
28 __u8 status;
29 __u8 version;
30} __packed;
31
32struct rtl_epatch_header {
33 __u8 signature[8];
34 __le32 fw_version;
35 __le16 num_patches;
36} __packed;
37
38struct rtl_vendor_config_entry {
39 __le16 offset;
40 __u8 len;
41 __u8 data[];
42} __packed;
43
44struct rtl_vendor_config {
45 __le32 signature;
46 __le16 total_len;
47 struct rtl_vendor_config_entry entry[];
48} __packed;
49
50#if IS_ENABLED(CONFIG_BT_RTL)
51
52struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
53 const char *postfix);
54void btrtl_free(struct btrtl_device_info *btrtl_dev);
55int btrtl_download_firmware(struct hci_dev *hdev,
56 struct btrtl_device_info *btrtl_dev);
57void btrtl_set_quirks(struct hci_dev *hdev,
58 struct btrtl_device_info *btrtl_dev);
59int btrtl_setup_realtek(struct hci_dev *hdev);
60int btrtl_shutdown_realtek(struct hci_dev *hdev);
61int btrtl_get_uart_settings(struct hci_dev *hdev,
62 struct btrtl_device_info *btrtl_dev,
63 unsigned int *controller_baudrate,
64 u32 *device_baudrate, bool *flow_control);
65
66#else
67
68static inline struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
69 const char *postfix)
70{
71 return ERR_PTR(-EOPNOTSUPP);
72}
73
74static inline void btrtl_free(struct btrtl_device_info *btrtl_dev)
75{
76}
77
78static inline int btrtl_download_firmware(struct hci_dev *hdev,
79 struct btrtl_device_info *btrtl_dev)
80{
81 return -EOPNOTSUPP;
82}
83
84static inline void btrtl_set_quirks(struct hci_dev *hdev,
85 struct btrtl_device_info *btrtl_dev)
86{
87}
88
89static inline int btrtl_setup_realtek(struct hci_dev *hdev)
90{
91 return -EOPNOTSUPP;
92}
93
94static inline int btrtl_shutdown_realtek(struct hci_dev *hdev)
95{
96 return -EOPNOTSUPP;
97}
98
99static inline int btrtl_get_uart_settings(struct hci_dev *hdev,
100 struct btrtl_device_info *btrtl_dev,
101 unsigned int *controller_baudrate,
102 u32 *device_baudrate,
103 bool *flow_control)
104{
105 return -ENOENT;
106}
107
108#endif