1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * 4 * Bluetooth support for Intel devices 5 * 6 * Copyright (C) 2015 Intel Corporation 7 */ 8 9 /* List of tlv type */ 10 enum { 11 INTEL_TLV_CNVI_TOP = 0x10, 12 INTEL_TLV_CNVR_TOP, 13 INTEL_TLV_CNVI_BT, 14 INTEL_TLV_CNVR_BT, 15 INTEL_TLV_CNVI_OTP, 16 INTEL_TLV_CNVR_OTP, 17 INTEL_TLV_DEV_REV_ID, 18 INTEL_TLV_USB_VENDOR_ID, 19 INTEL_TLV_USB_PRODUCT_ID, 20 INTEL_TLV_PCIE_VENDOR_ID, 21 INTEL_TLV_PCIE_DEVICE_ID, 22 INTEL_TLV_PCIE_SUBSYSTEM_ID, 23 INTEL_TLV_IMAGE_TYPE, 24 INTEL_TLV_TIME_STAMP, 25 INTEL_TLV_BUILD_TYPE, 26 INTEL_TLV_BUILD_NUM, 27 INTEL_TLV_FW_BUILD_PRODUCT, 28 INTEL_TLV_FW_BUILD_HW, 29 INTEL_TLV_FW_STEP, 30 INTEL_TLV_BT_SPEC, 31 INTEL_TLV_MFG_NAME, 32 INTEL_TLV_HCI_REV, 33 INTEL_TLV_LMP_SUBVER, 34 INTEL_TLV_OTP_PATCH_VER, 35 INTEL_TLV_SECURE_BOOT, 36 INTEL_TLV_KEY_FROM_HDR, 37 INTEL_TLV_OTP_LOCK, 38 INTEL_TLV_API_LOCK, 39 INTEL_TLV_DEBUG_LOCK, 40 INTEL_TLV_MIN_FW, 41 INTEL_TLV_LIMITED_CCE, 42 INTEL_TLV_SBE_TYPE, 43 INTEL_TLV_OTP_BDADDR, 44 INTEL_TLV_UNLOCKED_STATE 45 }; 46 47 struct intel_tlv { 48 u8 type; 49 u8 len; 50 u8 val[]; 51 } __packed; 52 53 struct intel_version_tlv { 54 u32 cnvi_top; 55 u32 cnvr_top; 56 u32 cnvi_bt; 57 u32 cnvr_bt; 58 u16 dev_rev_id; 59 u8 img_type; 60 u16 timestamp; 61 u8 build_type; 62 u32 build_num; 63 u8 secure_boot; 64 u8 otp_lock; 65 u8 api_lock; 66 u8 debug_lock; 67 u8 min_fw_build_nn; 68 u8 min_fw_build_cw; 69 u8 min_fw_build_yy; 70 u8 limited_cce; 71 u8 sbe_type; 72 bdaddr_t otp_bd_addr; 73 }; 74 75 struct intel_version { 76 u8 status; 77 u8 hw_platform; 78 u8 hw_variant; 79 u8 hw_revision; 80 u8 fw_variant; 81 u8 fw_revision; 82 u8 fw_build_num; 83 u8 fw_build_ww; 84 u8 fw_build_yy; 85 u8 fw_patch_num; 86 } __packed; 87 88 struct intel_boot_params { 89 __u8 status; 90 __u8 otp_format; 91 __u8 otp_content; 92 __u8 otp_patch; 93 __le16 dev_revid; 94 __u8 secure_boot; 95 __u8 key_from_hdr; 96 __u8 key_type; 97 __u8 otp_lock; 98 __u8 api_lock; 99 __u8 debug_lock; 100 bdaddr_t otp_bdaddr; 101 __u8 min_fw_build_nn; 102 __u8 min_fw_build_cw; 103 __u8 min_fw_build_yy; 104 __u8 limited_cce; 105 __u8 unlocked_state; 106 } __packed; 107 108 struct intel_bootup { 109 __u8 zero; 110 __u8 num_cmds; 111 __u8 source; 112 __u8 reset_type; 113 __u8 reset_reason; 114 __u8 ddc_status; 115 } __packed; 116 117 struct intel_secure_send_result { 118 __u8 result; 119 __le16 opcode; 120 __u8 status; 121 } __packed; 122 123 struct intel_reset { 124 __u8 reset_type; 125 __u8 patch_enable; 126 __u8 ddc_reload; 127 __u8 boot_option; 128 __le32 boot_param; 129 } __packed; 130 131 struct intel_debug_features { 132 __u8 page1[16]; 133 } __packed; 134 135 struct intel_offload_use_cases { 136 __u8 status; 137 __u8 preset[8]; 138 } __packed; 139 140 #define INTEL_OP_PPAG_CMD 0xFE0B 141 struct hci_ppag_enable_cmd { 142 __le32 ppag_enable_flags; 143 } __packed; 144 145 #define INTEL_TLV_TYPE_ID 0x01 146 147 #define INTEL_TLV_SYSTEM_EXCEPTION 0x00 148 #define INTEL_TLV_FATAL_EXCEPTION 0x01 149 #define INTEL_TLV_DEBUG_EXCEPTION 0x02 150 #define INTEL_TLV_TEST_EXCEPTION 0xDE 151 152 #define INTEL_HW_PLATFORM(cnvx_bt) ((u8)(((cnvx_bt) & 0x0000ff00) >> 8)) 153 #define INTEL_HW_VARIANT(cnvx_bt) ((u8)(((cnvx_bt) & 0x003f0000) >> 16)) 154 #define INTEL_CNVX_TOP_TYPE(cnvx_top) ((cnvx_top) & 0x00000fff) 155 #define INTEL_CNVX_TOP_STEP(cnvx_top) (((cnvx_top) & 0x0f000000) >> 24) 156 #define INTEL_CNVX_TOP_PACK_SWAB(t, s) __swab16(((__u16)(((t) << 4) | (s)))) 157 158 enum { 159 INTEL_BOOTLOADER, 160 INTEL_DOWNLOADING, 161 INTEL_FIRMWARE_LOADED, 162 INTEL_FIRMWARE_FAILED, 163 INTEL_BOOTING, 164 INTEL_BROKEN_INITIAL_NCMD, 165 INTEL_BROKEN_SHUTDOWN_LED, 166 INTEL_ROM_LEGACY, 167 INTEL_ROM_LEGACY_NO_WBS_SUPPORT, 168 INTEL_ACPI_RESET_ACTIVE, 169 170 __INTEL_NUM_FLAGS, 171 }; 172 173 struct btintel_data { 174 DECLARE_BITMAP(flags, __INTEL_NUM_FLAGS); 175 int (*acpi_reset_method)(struct hci_dev *hdev); 176 }; 177 178 #define btintel_set_flag(hdev, nr) \ 179 do { \ 180 struct btintel_data *intel = hci_get_priv((hdev)); \ 181 set_bit((nr), intel->flags); \ 182 } while (0) 183 184 #define btintel_clear_flag(hdev, nr) \ 185 do { \ 186 struct btintel_data *intel = hci_get_priv((hdev)); \ 187 clear_bit((nr), intel->flags); \ 188 } while (0) 189 190 #define btintel_wake_up_flag(hdev, nr) \ 191 do { \ 192 struct btintel_data *intel = hci_get_priv((hdev)); \ 193 wake_up_bit(intel->flags, (nr)); \ 194 } while (0) 195 196 #define btintel_get_flag(hdev) \ 197 (((struct btintel_data *)hci_get_priv(hdev))->flags) 198 199 #define btintel_test_flag(hdev, nr) test_bit((nr), btintel_get_flag(hdev)) 200 #define btintel_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), btintel_get_flag(hdev)) 201 #define btintel_wait_on_flag_timeout(hdev, nr, m, to) \ 202 wait_on_bit_timeout(btintel_get_flag(hdev), (nr), m, to) 203 204 #if IS_ENABLED(CONFIG_BT_INTEL) 205 206 int btintel_check_bdaddr(struct hci_dev *hdev); 207 int btintel_enter_mfg(struct hci_dev *hdev); 208 int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched); 209 int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr); 210 int btintel_set_diag(struct hci_dev *hdev, bool enable); 211 212 int btintel_version_info(struct hci_dev *hdev, struct intel_version *ver); 213 int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name); 214 int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug); 215 int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver); 216 struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read, 217 u16 opcode_write); 218 int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param); 219 int btintel_read_boot_params(struct hci_dev *hdev, 220 struct intel_boot_params *params); 221 int btintel_download_firmware(struct hci_dev *dev, struct intel_version *ver, 222 const struct firmware *fw, u32 *boot_param); 223 int btintel_configure_setup(struct hci_dev *hdev, const char *driver_name); 224 int btintel_recv_event(struct hci_dev *hdev, struct sk_buff *skb); 225 void btintel_bootup(struct hci_dev *hdev, const void *ptr, unsigned int len); 226 void btintel_secure_send_result(struct hci_dev *hdev, 227 const void *ptr, unsigned int len); 228 int btintel_set_quality_report(struct hci_dev *hdev, bool enable); 229 #else 230 231 static inline int btintel_check_bdaddr(struct hci_dev *hdev) 232 { 233 return -EOPNOTSUPP; 234 } 235 236 static inline int btintel_enter_mfg(struct hci_dev *hdev) 237 { 238 return -EOPNOTSUPP; 239 } 240 241 static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched) 242 { 243 return -EOPNOTSUPP; 244 } 245 246 static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) 247 { 248 return -EOPNOTSUPP; 249 } 250 251 static inline int btintel_set_diag(struct hci_dev *hdev, bool enable) 252 { 253 return -EOPNOTSUPP; 254 } 255 256 static inline int btintel_version_info(struct hci_dev *hdev, 257 struct intel_version *ver) 258 { 259 return -EOPNOTSUPP; 260 } 261 262 static inline int btintel_load_ddc_config(struct hci_dev *hdev, 263 const char *ddc_name) 264 { 265 return -EOPNOTSUPP; 266 } 267 268 static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug) 269 { 270 return -EOPNOTSUPP; 271 } 272 273 static inline int btintel_read_version(struct hci_dev *hdev, 274 struct intel_version *ver) 275 { 276 return -EOPNOTSUPP; 277 } 278 279 static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev, 280 u16 opcode_read, 281 u16 opcode_write) 282 { 283 return ERR_PTR(-EINVAL); 284 } 285 286 static inline int btintel_send_intel_reset(struct hci_dev *hdev, 287 u32 reset_param) 288 { 289 return -EOPNOTSUPP; 290 } 291 292 static inline int btintel_read_boot_params(struct hci_dev *hdev, 293 struct intel_boot_params *params) 294 { 295 return -EOPNOTSUPP; 296 } 297 298 static inline int btintel_download_firmware(struct hci_dev *dev, 299 const struct firmware *fw, 300 u32 *boot_param) 301 { 302 return -EOPNOTSUPP; 303 } 304 305 static inline int btintel_configure_setup(struct hci_dev *hdev, 306 const char *driver_name) 307 { 308 return -ENODEV; 309 } 310 311 static inline void btintel_bootup(struct hci_dev *hdev, 312 const void *ptr, unsigned int len) 313 { 314 } 315 316 static inline void btintel_secure_send_result(struct hci_dev *hdev, 317 const void *ptr, unsigned int len) 318 { 319 } 320 321 static inline int btintel_set_quality_report(struct hci_dev *hdev, bool enable) 322 { 323 return -ENODEV; 324 } 325 #endif 326