1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * 4 * Bluetooth support for Intel PCIe devices 5 * 6 * Copyright (C) 2024 Intel Corporation 7 */ 8 9 /* Control and Status Register(BTINTEL_PCIE_CSR) */ 10 #define BTINTEL_PCIE_CSR_BASE (0x000) 11 #define BTINTEL_PCIE_CSR_FUNC_CTRL_REG (BTINTEL_PCIE_CSR_BASE + 0x024) 12 #define BTINTEL_PCIE_CSR_HW_REV_REG (BTINTEL_PCIE_CSR_BASE + 0x028) 13 #define BTINTEL_PCIE_CSR_RF_ID_REG (BTINTEL_PCIE_CSR_BASE + 0x09C) 14 #define BTINTEL_PCIE_CSR_BOOT_STAGE_REG (BTINTEL_PCIE_CSR_BASE + 0x108) 15 #define BTINTEL_PCIE_CSR_IPC_CONTROL_REG (BTINTEL_PCIE_CSR_BASE + 0x10C) 16 #define BTINTEL_PCIE_CSR_IPC_STATUS_REG (BTINTEL_PCIE_CSR_BASE + 0x110) 17 #define BTINTEL_PCIE_CSR_IPC_SLEEP_CTL_REG (BTINTEL_PCIE_CSR_BASE + 0x114) 18 #define BTINTEL_PCIE_CSR_CI_ADDR_LSB_REG (BTINTEL_PCIE_CSR_BASE + 0x118) 19 #define BTINTEL_PCIE_CSR_CI_ADDR_MSB_REG (BTINTEL_PCIE_CSR_BASE + 0x11C) 20 #define BTINTEL_PCIE_CSR_IMG_RESPONSE_REG (BTINTEL_PCIE_CSR_BASE + 0x12C) 21 #define BTINTEL_PCIE_CSR_MBOX_1_REG (BTINTEL_PCIE_CSR_BASE + 0x170) 22 #define BTINTEL_PCIE_CSR_MBOX_2_REG (BTINTEL_PCIE_CSR_BASE + 0x174) 23 #define BTINTEL_PCIE_CSR_MBOX_3_REG (BTINTEL_PCIE_CSR_BASE + 0x178) 24 #define BTINTEL_PCIE_CSR_MBOX_4_REG (BTINTEL_PCIE_CSR_BASE + 0x17C) 25 #define BTINTEL_PCIE_CSR_MBOX_STATUS_REG (BTINTEL_PCIE_CSR_BASE + 0x180) 26 #define BTINTEL_PCIE_PRPH_DEV_ADDR_REG (BTINTEL_PCIE_CSR_BASE + 0x440) 27 #define BTINTEL_PCIE_PRPH_DEV_RD_REG (BTINTEL_PCIE_CSR_BASE + 0x458) 28 #define BTINTEL_PCIE_CSR_HBUS_TARG_WRPTR (BTINTEL_PCIE_CSR_BASE + 0x460) 29 30 /* BTINTEL_PCIE_CSR Function Control Register */ 31 #define BTINTEL_PCIE_CSR_FUNC_CTRL_FUNC_ENA (BIT(0)) 32 #define BTINTEL_PCIE_CSR_FUNC_CTRL_MAC_INIT (BIT(6)) 33 #define BTINTEL_PCIE_CSR_FUNC_CTRL_FUNC_INIT (BIT(7)) 34 #define BTINTEL_PCIE_CSR_FUNC_CTRL_MAC_ACCESS_STS (BIT(20)) 35 36 #define BTINTEL_PCIE_CSR_FUNC_CTRL_MAC_ACCESS_REQ (BIT(21)) 37 38 #define BTINTEL_PCIE_CSR_FUNC_CTRL_BUS_MASTER_STS (BIT(28)) 39 #define BTINTEL_PCIE_CSR_FUNC_CTRL_BUS_MASTER_DISCON (BIT(29)) 40 #define BTINTEL_PCIE_CSR_FUNC_CTRL_SW_RESET (BIT(31)) 41 42 /* Value for BTINTEL_PCIE_CSR_BOOT_STAGE register */ 43 #define BTINTEL_PCIE_CSR_BOOT_STAGE_ROM (BIT(0)) 44 #define BTINTEL_PCIE_CSR_BOOT_STAGE_IML (BIT(1)) 45 #define BTINTEL_PCIE_CSR_BOOT_STAGE_OPFW (BIT(2)) 46 #define BTINTEL_PCIE_CSR_BOOT_STAGE_ROM_LOCKDOWN (BIT(10)) 47 #define BTINTEL_PCIE_CSR_BOOT_STAGE_IML_LOCKDOWN (BIT(11)) 48 #define BTINTEL_PCIE_CSR_BOOT_STAGE_DEVICE_WARNING (BIT(12)) 49 #define BTINTEL_PCIE_CSR_BOOT_STAGE_ABORT_HANDLER (BIT(13)) 50 #define BTINTEL_PCIE_CSR_BOOT_STAGE_DEVICE_HALTED (BIT(14)) 51 #define BTINTEL_PCIE_CSR_BOOT_STAGE_MAC_ACCESS_ON (BIT(16)) 52 #define BTINTEL_PCIE_CSR_BOOT_STAGE_ALIVE (BIT(23)) 53 #define BTINTEL_PCIE_CSR_BOOT_STAGE_D3_STATE_READY (BIT(24)) 54 55 /* Registers for MSI-X */ 56 #define BTINTEL_PCIE_CSR_MSIX_BASE (0x2000) 57 #define BTINTEL_PCIE_CSR_MSIX_FH_INT_CAUSES (BTINTEL_PCIE_CSR_MSIX_BASE + 0x0800) 58 #define BTINTEL_PCIE_CSR_MSIX_FH_INT_MASK (BTINTEL_PCIE_CSR_MSIX_BASE + 0x0804) 59 #define BTINTEL_PCIE_CSR_MSIX_HW_INT_CAUSES (BTINTEL_PCIE_CSR_MSIX_BASE + 0x0808) 60 #define BTINTEL_PCIE_CSR_MSIX_HW_INT_MASK (BTINTEL_PCIE_CSR_MSIX_BASE + 0x080C) 61 #define BTINTEL_PCIE_CSR_MSIX_AUTOMASK_ST (BTINTEL_PCIE_CSR_MSIX_BASE + 0x0810) 62 #define BTINTEL_PCIE_CSR_MSIX_AUTOMASK_EN (BTINTEL_PCIE_CSR_MSIX_BASE + 0x0814) 63 #define BTINTEL_PCIE_CSR_MSIX_IVAR_BASE (BTINTEL_PCIE_CSR_MSIX_BASE + 0x0880) 64 #define BTINTEL_PCIE_CSR_MSIX_IVAR(cause) (BTINTEL_PCIE_CSR_MSIX_IVAR_BASE + (cause)) 65 66 /* IOSF Debug Register */ 67 #define BTINTEL_PCIE_DBGC_BASE_ADDR (0xf3800300) 68 #define BTINTEL_PCIE_DBGC_CUR_DBGBUFF_STATUS (BTINTEL_PCIE_DBGC_BASE_ADDR + 0x1C) 69 #define BTINTEL_PCIE_DBGC_DBGBUFF_WRAP_ARND (BTINTEL_PCIE_DBGC_BASE_ADDR + 0x2C) 70 71 #define BTINTEL_PCIE_DBGC_BASE_ADDR_SCP (0xf0d5d500) 72 #define BTINTEL_PCIE_DBGC_CUR_DBGBUFF_STATUS_SCP (BTINTEL_PCIE_DBGC_BASE_ADDR_SCP + 0x1C) 73 #define BTINTEL_PCIE_DBGC_DBGBUFF_WRAP_ARND_SCP (BTINTEL_PCIE_DBGC_BASE_ADDR_SCP + 0x2C) 74 75 #define BTINTEL_PCIE_DBG_IDX_BIT_MASK 0x0F 76 #define BTINTEL_PCIE_DBGC_DBG_BUF_IDX(data) (((data) >> 24) & BTINTEL_PCIE_DBG_IDX_BIT_MASK) 77 #define BTINTEL_PCIE_DBG_OFFSET_BIT_MASK 0xFFFFFF 78 79 /* The DRAM buffer count, each buffer size, and 80 * fragment buffer size 81 */ 82 #define BTINTEL_PCIE_DBGC_BUFFER_COUNT 16 83 #define BTINTEL_PCIE_DBGC_BUFFER_SIZE (256 * 1024) /* 256 KB */ 84 85 #define BTINTEL_PCIE_DBGC_FRAG_VERSION 1 86 #define BTINTEL_PCIE_DBGC_FRAG_BUFFER_COUNT BTINTEL_PCIE_DBGC_BUFFER_COUNT 87 88 /* Magic number(4), version(4), size of payload length(4) */ 89 #define BTINTEL_PCIE_DBGC_FRAG_HEADER_SIZE 12 90 91 /* Num of alloc Dbg buff (4) + (LSB(4), MSB(4), Size(4)) for each buffer */ 92 #define BTINTEL_PCIE_DBGC_FRAG_PAYLOAD_SIZE 196 93 94 /* Causes for the FH register interrupts */ 95 enum msix_fh_int_causes { 96 BTINTEL_PCIE_MSIX_FH_INT_CAUSES_0 = BIT(0), /* cause 0 */ 97 BTINTEL_PCIE_MSIX_FH_INT_CAUSES_1 = BIT(1), /* cause 1 */ 98 }; 99 100 /* Causes for the HW register interrupts */ 101 enum msix_hw_int_causes { 102 BTINTEL_PCIE_MSIX_HW_INT_CAUSES_GP0 = BIT(0), /* cause 32 */ 103 BTINTEL_PCIE_MSIX_HW_INT_CAUSES_GP1 = BIT(1), /* cause 33 */ 104 BTINTEL_PCIE_MSIX_HW_INT_CAUSES_HWEXP = BIT(3), /* cause 35 */ 105 BTINTEL_PCIE_MSIX_HW_INT_CAUSES_FWTRIG = BIT(5), /* cause 37 */ 106 }; 107 108 /* PCIe device states 109 * Host-Device interface is active 110 * Host-Device interface is inactive(as reflected by IPC_SLEEP_CONTROL_CSR_AD) 111 * Host-Device interface is inactive(as reflected by IPC_SLEEP_CONTROL_CSR_AD) 112 */ 113 enum { 114 BTINTEL_PCIE_STATE_D0 = 0, 115 BTINTEL_PCIE_STATE_D3_HOT = 2, 116 BTINTEL_PCIE_STATE_D3_COLD = 3, 117 }; 118 119 enum { 120 BTINTEL_PCIE_CORE_HALTED, 121 BTINTEL_PCIE_HWEXP_INPROGRESS, 122 BTINTEL_PCIE_COREDUMP_INPROGRESS, 123 BTINTEL_PCIE_FWTRIGGER_DUMP_INPROGRESS, 124 BTINTEL_PCIE_RECOVERY_IN_PROGRESS, 125 BTINTEL_PCIE_SETUP_DONE 126 }; 127 128 enum btintel_pcie_tlv_type { 129 BTINTEL_CNVI_BT, 130 BTINTEL_WRITE_PTR, 131 BTINTEL_WRAP_CTR, 132 BTINTEL_TRIGGER_REASON, 133 BTINTEL_FW_SHA, 134 BTINTEL_CNVR_TOP, 135 BTINTEL_CNVI_TOP, 136 BTINTEL_DUMP_TIME, 137 BTINTEL_FW_BUILD, 138 BTINTEL_VENDOR, 139 BTINTEL_DRIVER, 140 BTINTEL_EVENT_TYPE, 141 BTINTEL_EVENT_ID 142 }; 143 144 /* causes for the MBOX interrupts */ 145 enum msix_mbox_int_causes { 146 BTINTEL_PCIE_CSR_MBOX_STATUS_MBOX1 = BIT(0), /* cause MBOX1 */ 147 BTINTEL_PCIE_CSR_MBOX_STATUS_MBOX2 = BIT(1), /* cause MBOX2 */ 148 BTINTEL_PCIE_CSR_MBOX_STATUS_MBOX3 = BIT(2), /* cause MBOX3 */ 149 BTINTEL_PCIE_CSR_MBOX_STATUS_MBOX4 = BIT(3), /* cause MBOX4 */ 150 }; 151 152 enum btintel_pcie_reset_type { 153 BTINTEL_PCIE_IOSF_PRR_FLR = 0, 154 BTINTEL_PCIE_IOSF_PRR_PLDR = 1, 155 }; 156 157 #define BTINTEL_PCIE_MSIX_NON_AUTO_CLEAR_CAUSE BIT(7) 158 159 /* Minimum and Maximum number of MSI-X Vector 160 * Intel Bluetooth PCIe support only 1 vector 161 */ 162 #define BTINTEL_PCIE_MSIX_VEC_MAX 1 163 #define BTINTEL_PCIE_MSIX_VEC_MIN 1 164 165 /* Default poll time for MAC access during init */ 166 #define BTINTEL_DEFAULT_MAC_ACCESS_TIMEOUT_US 200000 167 168 /* Default interrupt timeout in msec */ 169 #define BTINTEL_DEFAULT_INTR_TIMEOUT_MS 3000 170 171 #define BTINTEL_PCIE_DX_TRANSITION_MAX_RETRIES 3 172 173 /* The number of descriptors in TX queues */ 174 #define BTINTEL_PCIE_TX_DESCS_COUNT 32 175 176 /* The number of descriptors in RX queues */ 177 #define BTINTEL_PCIE_RX_DESCS_COUNT 64 178 179 /* Number of Queue for TX and RX 180 * It indicates the index of the IA(Index Array) 181 */ 182 enum { 183 BTINTEL_PCIE_TXQ_NUM = 0, 184 BTINTEL_PCIE_RXQ_NUM = 1, 185 BTINTEL_PCIE_NUM_QUEUES = 2, 186 }; 187 188 /* The size of DMA buffer for TX and RX in bytes */ 189 #define BTINTEL_PCIE_BUFFER_SIZE 4096 190 191 #define BTINTEL_PCIE_TX_WAIT_TIMEOUT_MS 500 192 193 /* Doorbell vector for TFD */ 194 #define BTINTEL_PCIE_TX_DB_VEC 0 195 196 /* Doorbell vector for FRBD */ 197 #define BTINTEL_PCIE_RX_DB_VEC 513 198 199 /* RBD buffer size mapping */ 200 #define BTINTEL_PCIE_RBD_SIZE_4K 0x04 201 202 /* 203 * Struct for Context Information (v2) 204 * 205 * All members are write-only for host and read-only for device. 206 * 207 * @version: Version of context information 208 * @size: Size of context information 209 * @config: Config with which host wants peripheral to execute 210 * Subset of capability register published by device 211 * @addr_tr_hia: Address of TR Head Index Array 212 * @addr_tr_tia: Address of TR Tail Index Array 213 * @addr_cr_hia: Address of CR Head Index Array 214 * @addr_cr_tia: Address of CR Tail Index Array 215 * @num_tr_ia: Number of entries in TR Index Arrays 216 * @num_cr_ia: Number of entries in CR Index Arrays 217 * @rbd_siz: RBD Size { 0x4=4K } 218 * @addr_tfdq: Address of TFD Queue(tx) 219 * @addr_urbdq0: Address of URBD Queue(tx) 220 * @num_tfdq: Number of TFD in TFD Queue(tx) 221 * @num_urbdq0: Number of URBD in URBD Queue(tx) 222 * @tfdq_db_vec: Queue number of TFD 223 * @urbdq0_db_vec: Queue number of URBD 224 * @addr_frbdq: Address of FRBD Queue(rx) 225 * @addr_urbdq1: Address of URBD Queue(rx) 226 * @num_frbdq: Number of FRBD in FRBD Queue(rx) 227 * @frbdq_db_vec: Queue number of FRBD 228 * @num_urbdq1: Number of URBD in URBD Queue(rx) 229 * @urbdq_db_vec: Queue number of URBDQ1 230 * @tr_msi_vec: Transfer Ring MSI-X Vector 231 * @cr_msi_vec: Completion Ring MSI-X Vector 232 * @dbgc_addr: DBGC first fragment address 233 * @dbgc_size: DBGC buffer size 234 * @early_enable: Enarly debug enable 235 * @dbg_output_mode: Debug output mode 236 * Bit[4] DBGC O/P { 0=SRAM, 1=DRAM(not relevant for NPK) } 237 * Bit[5] DBGC I/P { 0=BDBG, 1=DBGI } 238 * Bits[6:7] DBGI O/P(relevant if bit[5] = 1) 239 * 0=BT DBGC, 1=WiFi DBGC, 2=NPK } 240 * @dbg_preset: Debug preset 241 * @ext_addr: Address of context information extension 242 * @ext_size: Size of context information part 243 * 244 * Total 38 DWords 245 */ 246 struct ctx_info { 247 u16 version; 248 u16 size; 249 u32 config; 250 u32 reserved_dw02; 251 u32 reserved_dw03; 252 u64 addr_tr_hia; 253 u64 addr_tr_tia; 254 u64 addr_cr_hia; 255 u64 addr_cr_tia; 256 u16 num_tr_ia; 257 u16 num_cr_ia; 258 u32 rbd_size:4, 259 reserved_dw13:28; 260 u64 addr_tfdq; 261 u64 addr_urbdq0; 262 u16 num_tfdq; 263 u16 num_urbdq0; 264 u16 tfdq_db_vec; 265 u16 urbdq0_db_vec; 266 u64 addr_frbdq; 267 u64 addr_urbdq1; 268 u16 num_frbdq; 269 u16 frbdq_db_vec; 270 u16 num_urbdq1; 271 u16 urbdq_db_vec; 272 u16 tr_msi_vec; 273 u16 cr_msi_vec; 274 u32 reserved_dw27; 275 u64 dbgc_addr; 276 u32 dbgc_size; 277 u32 early_enable:1, 278 reserved_dw31:3, 279 dbg_output_mode:4, 280 dbg_preset:8, 281 reserved2_dw31:16; 282 u64 ext_addr; 283 u32 ext_size; 284 u32 test_param; 285 u32 reserved_dw36; 286 u32 reserved_dw37; 287 } __packed; 288 289 /* Transfer Descriptor for TX 290 * @type: Not in use. Set to 0x0 291 * @size: Size of data in the buffer 292 * @addr: DMA Address of buffer 293 */ 294 struct tfd { 295 u8 type; 296 u16 size; 297 u8 reserved; 298 u64 addr; 299 u32 reserved1; 300 } __packed; 301 302 /* URB Descriptor for TX 303 * @tfd_index: Index of TFD in TFDQ + 1 304 * @num_txq: Queue index of TFD Queue 305 * @cmpl_count: Completion count. Always 0x01 306 * @immediate_cmpl: Immediate completion flag: Always 0x01 307 */ 308 struct urbd0 { 309 u32 tfd_index:16, 310 num_txq:8, 311 cmpl_count:4, 312 reserved:3, 313 immediate_cmpl:1; 314 } __packed; 315 316 /* FRB Descriptor for RX 317 * @tag: RX buffer tag (index of RX buffer queue) 318 * @addr: Address of buffer 319 */ 320 struct frbd { 321 u32 tag:16, 322 reserved:16; 323 u32 reserved2; 324 u64 addr; 325 } __packed; 326 327 /* URB Descriptor for RX 328 * @frbd_tag: Tag from FRBD 329 * @status: Status 330 */ 331 struct urbd1 { 332 u32 frbd_tag:16, 333 status:1, 334 reserved:14, 335 fixed:1; 336 } __packed; 337 338 /* RFH header in RX packet 339 * @packet_len: Length of the data in the buffer 340 * @rxq: RX Queue number 341 * @cmd_id: Command ID. Not in Use 342 */ 343 struct rfh_hdr { 344 u64 packet_len:16, 345 rxq:6, 346 reserved:10, 347 cmd_id:16, 348 reserved1:16; 349 } __packed; 350 351 /* Internal data buffer 352 * @data: pointer to the data buffer 353 * @p_addr: physical address of data buffer 354 */ 355 struct data_buf { 356 u8 *data; 357 dma_addr_t data_p_addr; 358 }; 359 360 /* Index Array */ 361 struct ia { 362 dma_addr_t tr_hia_p_addr; 363 u16 *tr_hia; 364 dma_addr_t tr_tia_p_addr; 365 u16 *tr_tia; 366 dma_addr_t cr_hia_p_addr; 367 u16 *cr_hia; 368 dma_addr_t cr_tia_p_addr; 369 u16 *cr_tia; 370 }; 371 372 /* Structure for TX Queue 373 * @count: Number of descriptors 374 * @tfds: Array of TFD 375 * @urbd0s: Array of URBD0 376 * @buf: Array of data_buf structure 377 */ 378 struct txq { 379 u16 count; 380 381 dma_addr_t tfds_p_addr; 382 struct tfd *tfds; 383 384 dma_addr_t urbd0s_p_addr; 385 struct urbd0 *urbd0s; 386 387 dma_addr_t buf_p_addr; 388 void *buf_v_addr; 389 struct data_buf *bufs; 390 }; 391 392 /* Structure for RX Queue 393 * @count: Number of descriptors 394 * @frbds: Array of FRBD 395 * @urbd1s: Array of URBD1 396 * @buf: Array of data_buf structure 397 */ 398 struct rxq { 399 u16 count; 400 401 dma_addr_t frbds_p_addr; 402 struct frbd *frbds; 403 404 dma_addr_t urbd1s_p_addr; 405 struct urbd1 *urbd1s; 406 407 dma_addr_t buf_p_addr; 408 void *buf_v_addr; 409 struct data_buf *bufs; 410 }; 411 412 /* Structure for DRAM Buffer 413 * @count: Number of descriptors 414 * @buf: Array of data_buf structure 415 */ 416 struct btintel_pcie_dbgc { 417 u16 count; 418 419 void *frag_v_addr; 420 dma_addr_t frag_p_addr; 421 u16 frag_size; 422 423 dma_addr_t buf_p_addr; 424 void *buf_v_addr; 425 struct data_buf *bufs; 426 }; 427 428 struct btintel_pcie_dump_header { 429 const char *driver_name; 430 u32 cnvi_top; 431 u32 cnvr_top; 432 u16 fw_timestamp; 433 u8 fw_build_type; 434 u32 fw_build_num; 435 u32 fw_git_sha1; 436 u32 cnvi_bt; 437 u32 write_ptr; 438 u32 wrap_ctr; 439 u16 trigger_reason; 440 int state; 441 u8 event_type; 442 u16 event_id; 443 }; 444 445 /* struct btintel_pcie_data 446 * @pdev: pci device 447 * @hdev: hdev device 448 * @flags: driver state 449 * @irq_lock: spinlock for MSI-X 450 * @hci_rx_lock: spinlock for HCI RX flow 451 * @base_addr: pci base address (from BAR) 452 * @msix_entries: array of MSI-X entries 453 * @msix_enabled: true if MSI-X is enabled; 454 * @alloc_vecs: number of interrupt vectors allocated 455 * @def_irq: default irq for all causes 456 * @fh_init_mask: initial unmasked rxq causes 457 * @hw_init_mask: initial unmaksed hw causes 458 * @boot_stage_cache: cached value of boot stage register 459 * @img_resp_cache: cached value of image response register 460 * @cnvi: CNVi register value 461 * @cnvr: CNVr register value 462 * @gp0_received: condition for gp0 interrupt 463 * @gp0_wait_q: wait_q for gp0 interrupt 464 * @tx_wait_done: condition for tx interrupt 465 * @tx_wait_q: wait_q for tx interrupt 466 * @workqueue: workqueue for RX work 467 * @rx_skb_q: SKB queue for RX packet 468 * @rx_work: RX work struct to process the RX packet in @rx_skb_q 469 * @coredump_workqueue: dedicated workqueue for coredump collection 470 * @coredump_work: work struct for coredump trace collection 471 * @dma_pool: DMA pool for descriptors, index array and ci 472 * @dma_p_addr: DMA address for pool 473 * @dma_v_addr: address of pool 474 * @ci_p_addr: DMA address for CI struct 475 * @ci: CI struct 476 * @ia: Index Array struct 477 * @txq: TX Queue struct 478 * @rxq: RX Queue struct 479 * @alive_intr_ctxt: Alive interrupt context 480 * @pm_sx_event: PM event on which system got suspended 481 */ 482 struct btintel_pcie_data { 483 struct pci_dev *pdev; 484 struct hci_dev *hdev; 485 486 unsigned long flags; 487 /* lock used in MSI-X interrupt */ 488 spinlock_t irq_lock; 489 /* lock to serialize rx events */ 490 spinlock_t hci_rx_lock; 491 492 void __iomem *base_addr; 493 494 struct msix_entry msix_entries[BTINTEL_PCIE_MSIX_VEC_MAX]; 495 bool msix_enabled; 496 u32 alloc_vecs; 497 u32 def_irq; 498 499 u32 fh_init_mask; 500 u32 hw_init_mask; 501 502 u32 boot_stage_cache; 503 u32 img_resp_cache; 504 505 u32 cnvi; 506 u32 cnvr; 507 508 bool gp0_received; 509 wait_queue_head_t gp0_wait_q; 510 511 bool tx_wait_done; 512 wait_queue_head_t tx_wait_q; 513 514 struct workqueue_struct *workqueue; 515 struct sk_buff_head rx_skb_q; 516 struct work_struct rx_work; 517 struct work_struct reset_work; 518 519 struct workqueue_struct *coredump_workqueue; 520 struct work_struct coredump_work; 521 522 struct dma_pool *dma_pool; 523 dma_addr_t dma_p_addr; 524 void *dma_v_addr; 525 526 dma_addr_t ci_p_addr; 527 struct ctx_info *ci; 528 struct ia ia; 529 struct txq txq; 530 struct rxq rxq; 531 u32 alive_intr_ctxt; 532 enum btintel_pcie_reset_type reset_type; 533 struct btintel_pcie_dbgc dbgc; 534 struct btintel_pcie_dump_header dmp_hdr; 535 u8 pm_sx_event; 536 u32 debug_evt_addr; 537 u32 debug_evt_size; 538 }; 539 540 static inline u32 btintel_pcie_rd_reg32(struct btintel_pcie_data *data, 541 u32 offset) 542 { 543 return ioread32(data->base_addr + offset); 544 } 545 546 static inline void btintel_pcie_wr_reg8(struct btintel_pcie_data *data, 547 u32 offset, u8 val) 548 { 549 iowrite8(val, data->base_addr + offset); 550 } 551 552 static inline void btintel_pcie_wr_reg32(struct btintel_pcie_data *data, 553 u32 offset, u32 val) 554 { 555 iowrite32(val, data->base_addr + offset); 556 } 557 558 static inline void btintel_pcie_set_reg_bits(struct btintel_pcie_data *data, 559 u32 offset, u32 bits) 560 { 561 u32 r; 562 563 r = ioread32(data->base_addr + offset); 564 r |= bits; 565 iowrite32(r, data->base_addr + offset); 566 } 567 568 static inline void btintel_pcie_clr_reg_bits(struct btintel_pcie_data *data, 569 u32 offset, u32 bits) 570 { 571 u32 r; 572 573 r = ioread32(data->base_addr + offset); 574 r &= ~bits; 575 iowrite32(r, data->base_addr + offset); 576 } 577 578 static inline u32 btintel_pcie_rd_dev_mem(struct btintel_pcie_data *data, 579 u32 addr) 580 { 581 btintel_pcie_wr_reg32(data, BTINTEL_PCIE_PRPH_DEV_ADDR_REG, addr); 582 return btintel_pcie_rd_reg32(data, BTINTEL_PCIE_PRPH_DEV_RD_REG); 583 } 584 585