summaryrefslogtreecommitdiff
path: root/drivers/bluetooth/btmtk.h
blob: dde6fbdeb2b3beda236175468f88b85437a6524f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
/* SPDX-License-Identifier: ISC */
/* Copyright (C) 2021 MediaTek Inc. */

#define FIRMWARE_MT7622		"mediatek/mt7622pr2h.bin"
#define FIRMWARE_MT7663		"mediatek/mt7663pr2h.bin"
#define FIRMWARE_MT7668		"mediatek/mt7668pr2h.bin"
#define FIRMWARE_MT7922		"mediatek/BT_RAM_CODE_MT7922_1_1_hdr.bin"
#define FIRMWARE_MT7961		"mediatek/BT_RAM_CODE_MT7961_1_2_hdr.bin"
#define FIRMWARE_MT7925		"mediatek/mt7925/BT_RAM_CODE_MT7925_1_1_hdr.bin"

#define HCI_EV_WMT 0xe4
#define HCI_WMT_MAX_EVENT_SIZE		64

#define BTMTK_WMT_REG_WRITE 0x1
#define BTMTK_WMT_REG_READ 0x2

#define MT7921_BTSYS_RST 0x70002610
#define MT7921_BTSYS_RST_WITH_GPIO BIT(7)

#define MT7921_PINMUX_0 0x70005050
#define MT7921_PINMUX_1 0x70005054

#define MT7921_DLSTATUS 0x7c053c10
#define BT_DL_STATE BIT(1)

#define MTK_COREDUMP_SIZE		(1024 * 1000)
#define MTK_COREDUMP_END		"coredump end"
#define MTK_COREDUMP_END_LEN		(sizeof(MTK_COREDUMP_END))
#define MTK_COREDUMP_NUM		255

enum {
	BTMTK_WMT_PATCH_DWNLD = 0x1,
	BTMTK_WMT_TEST = 0x2,
	BTMTK_WMT_WAKEUP = 0x3,
	BTMTK_WMT_HIF = 0x4,
	BTMTK_WMT_FUNC_CTRL = 0x6,
	BTMTK_WMT_RST = 0x7,
	BTMTK_WMT_REGISTER = 0x8,
	BTMTK_WMT_SEMAPHORE = 0x17,
};

enum {
	BTMTK_WMT_INVALID,
	BTMTK_WMT_PATCH_UNDONE,
	BTMTK_WMT_PATCH_PROGRESS,
	BTMTK_WMT_PATCH_DONE,
	BTMTK_WMT_ON_UNDONE,
	BTMTK_WMT_ON_DONE,
	BTMTK_WMT_ON_PROGRESS,
};

struct btmtk_wmt_hdr {
	u8	dir;
	u8	op;
	__le16	dlen;
	u8	flag;
} __packed;

struct btmtk_hci_wmt_cmd {
	struct btmtk_wmt_hdr hdr;
	u8 data[];
} __packed;

struct btmtk_hci_wmt_evt {
	struct hci_event_hdr hhdr;
	struct btmtk_wmt_hdr whdr;
} __packed;

struct btmtk_hci_wmt_evt_funcc {
	struct btmtk_hci_wmt_evt hwhdr;
	__be16 status;
} __packed;

struct btmtk_hci_wmt_evt_reg {
	struct btmtk_hci_wmt_evt hwhdr;
	u8 rsv[2];
	u8 num;
	__le32 addr;
	__le32 val;
} __packed;

struct btmtk_tci_sleep {
	u8 mode;
	__le16 duration;
	__le16 host_duration;
	u8 host_wakeup_pin;
	u8 time_compensation;
} __packed;

struct btmtk_wakeon {
	u8 mode;
	u8 gpo;
	u8 active_high;
	__le16 enable_delay;
	__le16 wakeup_delay;
} __packed;

struct btmtk_sco {
	u8 clock_config;
	u8 transmit_format_config;
	u8 channel_format_config;
	u8 channel_select_config;
} __packed;

struct reg_read_cmd {
	u8 type;
	u8 rsv;
	u8 num;
	__le32 addr;
} __packed;

struct reg_write_cmd {
	u8 type;
	u8 rsv;
	u8 num;
	__le32 addr;
	__le32 data;
	__le32 mask;
} __packed;

struct btmtk_hci_wmt_params {
	u8 op;
	u8 flag;
	u16 dlen;
	const void *data;
	u32 *status;
};

typedef int (*btmtk_reset_sync_func_t)(struct hci_dev *, void *);

struct btmtk_coredump_info {
	const char *driver_name;
	u32 fw_version;
	u16 cnt;
	int state;
};

struct btmtk_data {
	u32 dev_id;
	btmtk_reset_sync_func_t reset_sync;
	struct btmtk_coredump_info cd_info;
};

typedef int (*wmt_cmd_sync_func_t)(struct hci_dev *,
				   struct btmtk_hci_wmt_params *);

#if IS_ENABLED(CONFIG_BT_MTK)

int btmtk_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);

int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
			      wmt_cmd_sync_func_t wmt_cmd_sync);

int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
			 wmt_cmd_sync_func_t wmt_cmd_sync);

void btmtk_reset_sync(struct hci_dev *hdev);

int btmtk_register_coredump(struct hci_dev *hdev, const char *name,
			    u32 fw_version);

int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb);

void btmtk_fw_get_filename(char *buf, size_t size, u32 dev_id, u32 fw_ver,
			   u32 fw_flavor);
#else

static inline int btmtk_set_bdaddr(struct hci_dev *hdev,
				   const bdaddr_t *bdaddr)
{
	return -EOPNOTSUPP;
}

static int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
				     wmt_cmd_sync_func_t wmt_cmd_sync)
{
	return -EOPNOTSUPP;
}

static int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
				wmt_cmd_sync_func_t wmt_cmd_sync)
{
	return -EOPNOTSUPP;
}

static void btmtk_reset_sync(struct hci_dev *hdev)
{
}

static int btmtk_register_coredump(struct hci_dev *hdev, const char *name,
				   u32 fw_version)
{
	return -EOPNOTSUPP;
}

static int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb)
{
	return -EOPNOTSUPP;
}

static void btmtk_fw_get_filename(char *buf, size_t size, u32 dev_id,
				  u32 fw_ver, u32 fw_flavor)
{
}
#endif