1/* SPDX-License-Identifier: ISC */
2/* Copyright (C) 2021 MediaTek Inc. */
3
4#define FIRMWARE_MT7622		"mediatek/mt7622pr2h.bin"
5#define FIRMWARE_MT7663		"mediatek/mt7663pr2h.bin"
6#define FIRMWARE_MT7668		"mediatek/mt7668pr2h.bin"
7#define FIRMWARE_MT7922		"mediatek/BT_RAM_CODE_MT7922_1_1_hdr.bin"
8#define FIRMWARE_MT7961		"mediatek/BT_RAM_CODE_MT7961_1_2_hdr.bin"
9#define FIRMWARE_MT7925		"mediatek/mt7925/BT_RAM_CODE_MT7925_1_1_hdr.bin"
10
11#define HCI_EV_WMT 0xe4
12#define HCI_WMT_MAX_EVENT_SIZE		64
13
14#define BTMTK_WMT_REG_WRITE 0x1
15#define BTMTK_WMT_REG_READ 0x2
16
17#define MT7921_BTSYS_RST 0x70002610
18#define MT7921_BTSYS_RST_WITH_GPIO BIT(7)
19
20#define MT7921_PINMUX_0 0x70005050
21#define MT7921_PINMUX_1 0x70005054
22
23#define MT7921_DLSTATUS 0x7c053c10
24#define BT_DL_STATE BIT(1)
25
26#define MTK_COREDUMP_SIZE		(1024 * 1000)
27#define MTK_COREDUMP_END		"coredump end"
28#define MTK_COREDUMP_END_LEN		(sizeof(MTK_COREDUMP_END))
29#define MTK_COREDUMP_NUM		255
30
31enum {
32	BTMTK_WMT_PATCH_DWNLD = 0x1,
33	BTMTK_WMT_TEST = 0x2,
34	BTMTK_WMT_WAKEUP = 0x3,
35	BTMTK_WMT_HIF = 0x4,
36	BTMTK_WMT_FUNC_CTRL = 0x6,
37	BTMTK_WMT_RST = 0x7,
38	BTMTK_WMT_REGISTER = 0x8,
39	BTMTK_WMT_SEMAPHORE = 0x17,
40};
41
42enum {
43	BTMTK_WMT_INVALID,
44	BTMTK_WMT_PATCH_UNDONE,
45	BTMTK_WMT_PATCH_PROGRESS,
46	BTMTK_WMT_PATCH_DONE,
47	BTMTK_WMT_ON_UNDONE,
48	BTMTK_WMT_ON_DONE,
49	BTMTK_WMT_ON_PROGRESS,
50};
51
52struct btmtk_wmt_hdr {
53	u8	dir;
54	u8	op;
55	__le16	dlen;
56	u8	flag;
57} __packed;
58
59struct btmtk_hci_wmt_cmd {
60	struct btmtk_wmt_hdr hdr;
61	u8 data[];
62} __packed;
63
64struct btmtk_hci_wmt_evt {
65	struct hci_event_hdr hhdr;
66	struct btmtk_wmt_hdr whdr;
67} __packed;
68
69struct btmtk_hci_wmt_evt_funcc {
70	struct btmtk_hci_wmt_evt hwhdr;
71	__be16 status;
72} __packed;
73
74struct btmtk_hci_wmt_evt_reg {
75	struct btmtk_hci_wmt_evt hwhdr;
76	u8 rsv[2];
77	u8 num;
78	__le32 addr;
79	__le32 val;
80} __packed;
81
82struct btmtk_tci_sleep {
83	u8 mode;
84	__le16 duration;
85	__le16 host_duration;
86	u8 host_wakeup_pin;
87	u8 time_compensation;
88} __packed;
89
90struct btmtk_wakeon {
91	u8 mode;
92	u8 gpo;
93	u8 active_high;
94	__le16 enable_delay;
95	__le16 wakeup_delay;
96} __packed;
97
98struct btmtk_sco {
99	u8 clock_config;
100	u8 transmit_format_config;
101	u8 channel_format_config;
102	u8 channel_select_config;
103} __packed;
104
105struct reg_read_cmd {
106	u8 type;
107	u8 rsv;
108	u8 num;
109	__le32 addr;
110} __packed;
111
112struct reg_write_cmd {
113	u8 type;
114	u8 rsv;
115	u8 num;
116	__le32 addr;
117	__le32 data;
118	__le32 mask;
119} __packed;
120
121struct btmtk_hci_wmt_params {
122	u8 op;
123	u8 flag;
124	u16 dlen;
125	const void *data;
126	u32 *status;
127};
128
129typedef int (*btmtk_reset_sync_func_t)(struct hci_dev *, void *);
130
131struct btmtk_coredump_info {
132	const char *driver_name;
133	u32 fw_version;
134	u16 cnt;
135	int state;
136};
137
138struct btmediatek_data {
139	u32 dev_id;
140	btmtk_reset_sync_func_t reset_sync;
141	struct btmtk_coredump_info cd_info;
142};
143
144typedef int (*wmt_cmd_sync_func_t)(struct hci_dev *,
145				   struct btmtk_hci_wmt_params *);
146
147#if IS_ENABLED(CONFIG_BT_MTK)
148
149int btmtk_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
150
151int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
152			      wmt_cmd_sync_func_t wmt_cmd_sync);
153
154int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
155			 wmt_cmd_sync_func_t wmt_cmd_sync);
156
157void btmtk_reset_sync(struct hci_dev *hdev);
158
159int btmtk_register_coredump(struct hci_dev *hdev, const char *name,
160			    u32 fw_version);
161
162int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb);
163#else
164
165static inline int btmtk_set_bdaddr(struct hci_dev *hdev,
166				   const bdaddr_t *bdaddr)
167{
168	return -EOPNOTSUPP;
169}
170
171static int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
172				     wmt_cmd_sync_func_t wmt_cmd_sync)
173{
174	return -EOPNOTSUPP;
175}
176
177static int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
178				wmt_cmd_sync_func_t wmt_cmd_sync)
179{
180	return -EOPNOTSUPP;
181}
182
183static void btmtk_reset_sync(struct hci_dev *hdev)
184{
185}
186
187static int btmtk_register_coredump(struct hci_dev *hdev, const char *name,
188				   u32 fw_version)
189{
190	return -EOPNOTSUPP;
191}
192
193static int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb)
194{
195	return -EOPNOTSUPP;
196}
197#endif
198