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_MT7925 "mediatek/mt7925/BT_RAM_CODE_MT7925_1_1_hdr.bin" 11 #define FIRMWARE_MT7927 "mediatek/mt7927/BT_RAM_CODE_MT6639_2_1_hdr.bin" 12 13 #define HCI_EV_WMT 0xe4 14 #define HCI_WMT_MAX_EVENT_SIZE 64 15 16 #define BTMTK_WMT_REG_WRITE 0x1 17 #define BTMTK_WMT_REG_READ 0x2 18 19 #define MT7921_BTSYS_RST 0x70002610 20 #define MT7921_BTSYS_RST_WITH_GPIO BIT(7) 21 22 #define MT7921_PINMUX_0 0x70005050 23 #define MT7921_PINMUX_1 0x70005054 24 25 #define MT7921_DLSTATUS 0x7c053c10 26 #define BT_DL_STATE BIT(1) 27 28 #define MTK_COREDUMP_SIZE (1024 * 1000) 29 #define MTK_COREDUMP_END "coredump end" 30 #define MTK_COREDUMP_END_LEN (sizeof(MTK_COREDUMP_END)) 31 #define MTK_COREDUMP_NUM 255 32 33 /* UHW CR mapping */ 34 #define MTK_BT_MISC 0x70002510 35 #define MTK_BT_SUBSYS_RST 0x70002610 36 #define MTK_UDMA_INT_STA_BT 0x74000024 37 #define MTK_UDMA_INT_STA_BT1 0x74000308 38 #define MTK_BT_WDT_STATUS 0x740003A0 39 #define MTK_EP_RST_OPT 0x74011890 40 #define MTK_EP_RST_IN_OUT_OPT 0x00010001 41 #define MTK_BT_RST_DONE 0x00000100 42 #define MTK_BT_RESET_REG_CONNV3 0x70028610 43 #define MTK_BT_READ_DEV_ID 0x70010200 44 45 /* MediaTek ISO Interface */ 46 #define MTK_ISO_IFNUM 2 47 48 enum { 49 BTMTK_WMT_PATCH_DWNLD = 0x1, 50 BTMTK_WMT_TEST = 0x2, 51 BTMTK_WMT_WAKEUP = 0x3, 52 BTMTK_WMT_HIF = 0x4, 53 BTMTK_WMT_FUNC_CTRL = 0x6, 54 BTMTK_WMT_RST = 0x7, 55 BTMTK_WMT_REGISTER = 0x8, 56 BTMTK_WMT_SEMAPHORE = 0x17, 57 }; 58 59 enum { 60 BTMTK_WMT_INVALID, 61 BTMTK_WMT_PATCH_UNDONE, 62 BTMTK_WMT_PATCH_PROGRESS, 63 BTMTK_WMT_PATCH_DONE, 64 BTMTK_WMT_ON_UNDONE, 65 BTMTK_WMT_ON_DONE, 66 BTMTK_WMT_ON_PROGRESS, 67 }; 68 69 struct btmtk_wmt_hdr { 70 u8 dir; 71 u8 op; 72 __le16 dlen; 73 u8 flag; 74 } __packed; 75 76 struct btmtk_hci_wmt_cmd { 77 struct btmtk_wmt_hdr hdr; 78 u8 data[]; 79 } __packed; 80 81 struct btmtk_hci_wmt_evt { 82 struct hci_event_hdr hhdr; 83 struct btmtk_wmt_hdr whdr; 84 } __packed; 85 86 struct btmtk_hci_wmt_evt_funcc { 87 struct btmtk_hci_wmt_evt hwhdr; 88 __be16 status; 89 } __packed; 90 91 struct btmtk_hci_wmt_evt_reg { 92 struct btmtk_hci_wmt_evt hwhdr; 93 u8 rsv[2]; 94 u8 num; 95 __le32 addr; 96 __le32 val; 97 } __packed; 98 99 struct btmtk_tci_sleep { 100 u8 mode; 101 __le16 duration; 102 __le16 host_duration; 103 u8 host_wakeup_pin; 104 u8 time_compensation; 105 } __packed; 106 107 struct btmtk_wakeon { 108 u8 mode; 109 u8 gpo; 110 u8 active_high; 111 __le16 enable_delay; 112 __le16 wakeup_delay; 113 } __packed; 114 115 struct btmtk_sco { 116 u8 clock_config; 117 u8 transmit_format_config; 118 u8 channel_format_config; 119 u8 channel_select_config; 120 } __packed; 121 122 struct reg_read_cmd { 123 u8 type; 124 u8 rsv; 125 u8 num; 126 __le32 addr; 127 } __packed; 128 129 struct reg_write_cmd { 130 u8 type; 131 u8 rsv; 132 u8 num; 133 __le32 addr; 134 __le32 data; 135 __le32 mask; 136 } __packed; 137 138 struct btmtk_hci_wmt_params { 139 u8 op; 140 u8 flag; 141 u16 dlen; 142 const void *data; 143 u32 *status; 144 }; 145 146 enum { 147 BTMTK_TX_WAIT_VND_EVT, 148 BTMTK_FIRMWARE_LOADED, 149 BTMTK_HW_RESET_ACTIVE, 150 BTMTK_ISOPKT_OVER_INTR, 151 BTMTK_ISOPKT_RUNNING, 152 BTMTK_FIRMWARE_DL_RETRY, 153 }; 154 155 typedef int (*btmtk_reset_sync_func_t)(struct hci_dev *, void *); 156 157 struct btmtk_coredump_info { 158 const char *driver_name; 159 u32 fw_version; 160 u16 cnt; 161 int state; 162 }; 163 164 struct btmtk_data { 165 const char *drv_name; 166 unsigned long flags; 167 u32 dev_id; 168 btmtk_reset_sync_func_t reset_sync; 169 struct btmtk_coredump_info cd_info; 170 171 struct usb_device *udev; 172 struct usb_interface *intf; 173 struct usb_anchor *ctrl_anchor; 174 struct sk_buff *evt_skb; 175 struct usb_endpoint_descriptor *isopkt_tx_ep; 176 struct usb_endpoint_descriptor *isopkt_rx_ep; 177 struct usb_interface *isopkt_intf; 178 struct usb_anchor isopkt_anchor; 179 struct sk_buff *isopkt_skb; 180 181 /* spinlock for ISO data transmission */ 182 spinlock_t isorxlock; 183 }; 184 185 typedef int (*wmt_cmd_sync_func_t)(struct hci_dev *, 186 struct btmtk_hci_wmt_params *); 187 188 #if IS_ENABLED(CONFIG_BT_MTK) 189 190 int btmtk_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr); 191 192 int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname, 193 wmt_cmd_sync_func_t wmt_cmd_sync, 194 u32 dev_id); 195 196 int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname, 197 wmt_cmd_sync_func_t wmt_cmd_sync); 198 199 void btmtk_reset_sync(struct hci_dev *hdev); 200 201 int btmtk_register_coredump(struct hci_dev *hdev, const char *name, 202 u32 fw_version); 203 204 int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb); 205 206 void btmtk_fw_get_filename(char *buf, size_t size, u32 dev_id, u32 fw_ver, 207 u32 fw_flavor); 208 209 int btmtk_usb_subsys_reset(struct hci_dev *hdev, u32 dev_id); 210 211 int btmtk_usb_recv_acl(struct hci_dev *hdev, struct sk_buff *skb); 212 213 struct urb *alloc_mtk_intr_urb(struct hci_dev *hdev, struct sk_buff *skb, 214 usb_complete_t tx_complete); 215 216 int btmtk_usb_resume(struct hci_dev *hdev); 217 218 int btmtk_usb_suspend(struct hci_dev *hdev); 219 220 int btmtk_usb_setup(struct hci_dev *hdev); 221 222 int btmtk_usb_shutdown(struct hci_dev *hdev); 223 #else 224 225 static inline int btmtk_set_bdaddr(struct hci_dev *hdev, 226 const bdaddr_t *bdaddr) 227 { 228 return -EOPNOTSUPP; 229 } 230 231 static inline int btmtk_setup_firmware_79xx(struct hci_dev *hdev, 232 const char *fwname, 233 wmt_cmd_sync_func_t wmt_cmd_sync, 234 u32 dev_id) 235 { 236 return -EOPNOTSUPP; 237 } 238 239 static inline int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname, 240 wmt_cmd_sync_func_t wmt_cmd_sync) 241 { 242 return -EOPNOTSUPP; 243 } 244 245 static inline void btmtk_reset_sync(struct hci_dev *hdev) 246 { 247 } 248 249 static inline int btmtk_register_coredump(struct hci_dev *hdev, 250 const char *name, u32 fw_version) 251 { 252 return -EOPNOTSUPP; 253 } 254 255 static inline int btmtk_process_coredump(struct hci_dev *hdev, 256 struct sk_buff *skb) 257 { 258 return -EOPNOTSUPP; 259 } 260 261 static inline void btmtk_fw_get_filename(char *buf, size_t size, u32 dev_id, 262 u32 fw_ver, u32 fw_flavor) 263 { 264 } 265 266 static inline int btmtk_usb_subsys_reset(struct hci_dev *hdev, u32 dev_id) 267 { 268 return -EOPNOTSUPP; 269 } 270 271 static inline int btmtk_usb_recv_acl(struct hci_dev *hdev, struct sk_buff *skb) 272 { 273 return -EOPNOTSUPP; 274 } 275 276 static inline struct urb *alloc_mtk_intr_urb(struct hci_dev *hdev, 277 struct sk_buff *skb, 278 usb_complete_t tx_complete) 279 { 280 return ERR_PTR(-EOPNOTSUPP); 281 } 282 283 static inline int btmtk_usb_resume(struct hci_dev *hdev) 284 { 285 return -EOPNOTSUPP; 286 } 287 288 static inline int btmtk_usb_suspend(struct hci_dev *hdev) 289 { 290 return -EOPNOTSUPP; 291 } 292 293 static inline int btmtk_usb_setup(struct hci_dev *hdev) 294 { 295 return -EOPNOTSUPP; 296 } 297 298 static inline int btmtk_usb_shutdown(struct hci_dev *hdev) 299 { 300 return -EOPNOTSUPP; 301 } 302 #endif 303