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