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_MT7902 "mediatek/BT_RAM_CODE_MT7902_1_1_hdr.bin" 9 #define FIRMWARE_MT7961 "mediatek/BT_RAM_CODE_MT7961_1_2_hdr.bin" 10 #define FIRMWARE_MT7920 "mediatek/BT_RAM_CODE_MT7961_1a_2_hdr.bin" 11 #define FIRMWARE_MT7925 "mediatek/mt7925/BT_RAM_CODE_MT7925_1_1_hdr.bin" 12 #define FIRMWARE_MT7927 "mediatek/mt7927/BT_RAM_CODE_MT6639_2_1_hdr.bin" 13 14 #define HCI_EV_WMT 0xe4 15 #define HCI_WMT_MAX_EVENT_SIZE 64 16 17 #define BTMTK_WMT_REG_WRITE 0x1 18 #define BTMTK_WMT_REG_READ 0x2 19 20 #define MT7921_BTSYS_RST 0x70002610 21 #define MT7921_BTSYS_RST_WITH_GPIO BIT(7) 22 23 #define MT7921_PINMUX_0 0x70005050 24 #define MT7921_PINMUX_1 0x70005054 25 26 #define MT7921_DLSTATUS 0x7c053c10 27 #define BT_DL_STATE BIT(1) 28 29 #define MTK_COREDUMP_SIZE (1024 * 1000) 30 #define MTK_COREDUMP_END "coredump end" 31 #define MTK_COREDUMP_END_LEN (sizeof(MTK_COREDUMP_END)) 32 #define MTK_COREDUMP_NUM 255 33 34 /* UHW CR mapping */ 35 #define MTK_BT_MISC 0x70002510 36 #define MTK_BT_SUBSYS_RST 0x70002610 37 #define MTK_UDMA_INT_STA_BT 0x74000024 38 #define MTK_UDMA_INT_STA_BT1 0x74000308 39 #define MTK_BT_WDT_STATUS 0x740003A0 40 #define MTK_EP_RST_OPT 0x74011890 41 #define MTK_EP_RST_IN_OUT_OPT 0x00010001 42 #define MTK_BT_RST_DONE 0x00000100 43 #define MTK_BT_RESET_REG_CONNV3 0x70028610 44 #define MTK_BT_READ_DEV_ID 0x70010200 45 46 /* MediaTek ISO Interface */ 47 #define MTK_ISO_IFNUM 2 48 49 enum { 50 BTMTK_WMT_PATCH_DWNLD = 0x1, 51 BTMTK_WMT_TEST = 0x2, 52 BTMTK_WMT_WAKEUP = 0x3, 53 BTMTK_WMT_HIF = 0x4, 54 BTMTK_WMT_FUNC_CTRL = 0x6, 55 BTMTK_WMT_RST = 0x7, 56 BTMTK_WMT_REGISTER = 0x8, 57 BTMTK_WMT_SEMAPHORE = 0x17, 58 }; 59 60 enum { 61 BTMTK_WMT_INVALID, 62 BTMTK_WMT_PATCH_UNDONE, 63 BTMTK_WMT_PATCH_PROGRESS, 64 BTMTK_WMT_PATCH_DONE, 65 BTMTK_WMT_ON_UNDONE, 66 BTMTK_WMT_ON_DONE, 67 BTMTK_WMT_ON_PROGRESS, 68 }; 69 70 struct btmtk_wmt_hdr { 71 u8 dir; 72 u8 op; 73 __le16 dlen; 74 u8 flag; 75 } __packed; 76 77 struct btmtk_hci_wmt_cmd { 78 struct btmtk_wmt_hdr hdr; 79 u8 data[]; 80 } __packed; 81 82 struct btmtk_hci_wmt_evt { 83 struct hci_event_hdr hhdr; 84 struct btmtk_wmt_hdr whdr; 85 } __packed; 86 87 struct btmtk_hci_wmt_evt_funcc { 88 struct btmtk_hci_wmt_evt hwhdr; 89 __be16 status; 90 } __packed; 91 92 struct btmtk_hci_wmt_evt_reg { 93 struct btmtk_hci_wmt_evt hwhdr; 94 u8 rsv[2]; 95 u8 num; 96 __le32 addr; 97 __le32 val; 98 } __packed; 99 100 struct btmtk_tci_sleep { 101 u8 mode; 102 __le16 duration; 103 __le16 host_duration; 104 u8 host_wakeup_pin; 105 u8 time_compensation; 106 } __packed; 107 108 struct btmtk_wakeon { 109 u8 mode; 110 u8 gpo; 111 u8 active_high; 112 __le16 enable_delay; 113 __le16 wakeup_delay; 114 } __packed; 115 116 struct btmtk_sco { 117 u8 clock_config; 118 u8 transmit_format_config; 119 u8 channel_format_config; 120 u8 channel_select_config; 121 } __packed; 122 123 struct reg_read_cmd { 124 u8 type; 125 u8 rsv; 126 u8 num; 127 __le32 addr; 128 } __packed; 129 130 struct reg_write_cmd { 131 u8 type; 132 u8 rsv; 133 u8 num; 134 __le32 addr; 135 __le32 data; 136 __le32 mask; 137 } __packed; 138 139 struct btmtk_hci_wmt_params { 140 u8 op; 141 u8 flag; 142 u16 dlen; 143 const void *data; 144 u32 *status; 145 }; 146 147 enum { 148 BTMTK_TX_WAIT_VND_EVT, 149 BTMTK_FIRMWARE_LOADED, 150 BTMTK_HW_RESET_ACTIVE, 151 BTMTK_ISOPKT_OVER_INTR, 152 BTMTK_ISOPKT_RUNNING, 153 BTMTK_FIRMWARE_DL_RETRY, 154 }; 155 156 typedef int (*btmtk_reset_sync_func_t)(struct hci_dev *, void *); 157 158 struct btmtk_coredump_info { 159 const char *driver_name; 160 u32 fw_version; 161 u16 cnt; 162 int state; 163 }; 164 165 struct btmtk_data { 166 const char *drv_name; 167 unsigned long flags; 168 u32 dev_id; 169 btmtk_reset_sync_func_t reset_sync; 170 struct btmtk_coredump_info cd_info; 171 172 struct usb_device *udev; 173 struct usb_interface *intf; 174 struct usb_anchor *ctrl_anchor; 175 struct sk_buff *evt_skb; 176 struct usb_endpoint_descriptor *isopkt_tx_ep; 177 struct usb_endpoint_descriptor *isopkt_rx_ep; 178 struct usb_interface *isopkt_intf; 179 struct usb_anchor isopkt_anchor; 180 struct sk_buff *isopkt_skb; 181 182 /* spinlock for ISO data transmission */ 183 spinlock_t isorxlock; 184 }; 185 186 typedef int (*wmt_cmd_sync_func_t)(struct hci_dev *, 187 struct btmtk_hci_wmt_params *); 188 189 #if IS_ENABLED(CONFIG_BT_MTK) 190 191 int btmtk_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr); 192 193 int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname, 194 wmt_cmd_sync_func_t wmt_cmd_sync, 195 u32 dev_id); 196 197 int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname, 198 wmt_cmd_sync_func_t wmt_cmd_sync); 199 200 void btmtk_reset_sync(struct hci_dev *hdev); 201 202 int btmtk_register_coredump(struct hci_dev *hdev, const char *name, 203 u32 fw_version); 204 205 int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb); 206 207 void btmtk_fw_get_filename(char *buf, size_t size, u32 dev_id, u32 fw_ver, 208 u32 fw_flavor); 209 210 int btmtk_usb_subsys_reset(struct hci_dev *hdev, u32 dev_id); 211 212 int btmtk_usb_recv_acl(struct hci_dev *hdev, struct sk_buff *skb); 213 214 struct urb *alloc_mtk_intr_urb(struct hci_dev *hdev, struct sk_buff *skb, 215 usb_complete_t tx_complete); 216 217 int btmtk_usb_resume(struct hci_dev *hdev); 218 219 int btmtk_usb_suspend(struct hci_dev *hdev); 220 221 int btmtk_usb_setup(struct hci_dev *hdev); 222 223 int btmtk_usb_shutdown(struct hci_dev *hdev); 224 225 int btmtk_recv_event(struct hci_dev *hdev, struct sk_buff *skb); 226 #else 227 228 static inline int btmtk_set_bdaddr(struct hci_dev *hdev, 229 const bdaddr_t *bdaddr) 230 { 231 return -EOPNOTSUPP; 232 } 233 234 static inline int btmtk_setup_firmware_79xx(struct hci_dev *hdev, 235 const char *fwname, 236 wmt_cmd_sync_func_t wmt_cmd_sync, 237 u32 dev_id) 238 { 239 return -EOPNOTSUPP; 240 } 241 242 static inline int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname, 243 wmt_cmd_sync_func_t wmt_cmd_sync) 244 { 245 return -EOPNOTSUPP; 246 } 247 248 static inline void btmtk_reset_sync(struct hci_dev *hdev) 249 { 250 } 251 252 static inline int btmtk_register_coredump(struct hci_dev *hdev, 253 const char *name, u32 fw_version) 254 { 255 return -EOPNOTSUPP; 256 } 257 258 static inline int btmtk_process_coredump(struct hci_dev *hdev, 259 struct sk_buff *skb) 260 { 261 return -EOPNOTSUPP; 262 } 263 264 static inline void btmtk_fw_get_filename(char *buf, size_t size, u32 dev_id, 265 u32 fw_ver, u32 fw_flavor) 266 { 267 } 268 269 static inline int btmtk_usb_subsys_reset(struct hci_dev *hdev, u32 dev_id) 270 { 271 return -EOPNOTSUPP; 272 } 273 274 static inline int btmtk_usb_recv_acl(struct hci_dev *hdev, struct sk_buff *skb) 275 { 276 return -EOPNOTSUPP; 277 } 278 279 static inline struct urb *alloc_mtk_intr_urb(struct hci_dev *hdev, 280 struct sk_buff *skb, 281 usb_complete_t tx_complete) 282 { 283 return ERR_PTR(-EOPNOTSUPP); 284 } 285 286 static inline int btmtk_usb_resume(struct hci_dev *hdev) 287 { 288 return -EOPNOTSUPP; 289 } 290 291 static inline int btmtk_usb_suspend(struct hci_dev *hdev) 292 { 293 return -EOPNOTSUPP; 294 } 295 296 static inline int btmtk_usb_setup(struct hci_dev *hdev) 297 { 298 return -EOPNOTSUPP; 299 } 300 301 static inline int btmtk_usb_shutdown(struct hci_dev *hdev) 302 { 303 return -EOPNOTSUPP; 304 } 305 306 static inline int btmtk_recv_event(struct hci_dev *hdev, struct sk_buff *skb) 307 { 308 return hci_recv_frame(hdev, skb); 309 } 310 #endif 311