1 /* 2 * This file is part of the Chelsio T4 Ethernet driver for Linux. 3 * 4 * Copyright (c) 2003-2016 Chelsio Communications, Inc. All rights reserved. 5 * 6 * This software is available to you under a choice of one of two 7 * licenses. You may choose to be licensed under the terms of the GNU 8 * General Public License (GPL) Version 2, available from the file 9 * COPYING in the main directory of this source tree, or the 10 * OpenIB.org BSD license below: 11 * 12 * Redistribution and use in source and binary forms, with or 13 * without modification, are permitted provided that the following 14 * conditions are met: 15 * 16 * - Redistributions of source code must retain the above 17 * copyright notice, this list of conditions and the following 18 * disclaimer. 19 * 20 * - Redistributions in binary form must reproduce the above 21 * copyright notice, this list of conditions and the following 22 * disclaimer in the documentation and/or other materials 23 * provided with the distribution. 24 * 25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 32 * SOFTWARE. 33 */ 34 35 #ifndef __CXGB4_H__ 36 #define __CXGB4_H__ 37 38 #include "t4_hw.h" 39 40 #include <linux/bitops.h> 41 #include <linux/cache.h> 42 #include <linux/ethtool.h> 43 #include <linux/interrupt.h> 44 #include <linux/list.h> 45 #include <linux/netdevice.h> 46 #include <linux/pci.h> 47 #include <linux/spinlock.h> 48 #include <linux/timer.h> 49 #include <linux/vmalloc.h> 50 #include <linux/rhashtable.h> 51 #include <linux/etherdevice.h> 52 #include <linux/net_tstamp.h> 53 #include <linux/ptp_clock_kernel.h> 54 #include <linux/ptp_classify.h> 55 #include <linux/crash_dump.h> 56 #include <linux/thermal.h> 57 #include <asm/io.h> 58 #include "t4_chip_type.h" 59 #include "cxgb4_uld.h" 60 #include "t4fw_api.h" 61 62 #define CH_WARN(adap, fmt, ...) dev_warn(adap->pdev_dev, fmt, ## __VA_ARGS__) 63 extern struct list_head adapter_list; 64 extern struct list_head uld_list; 65 extern struct mutex uld_mutex; 66 67 /* Suspend an Ethernet Tx queue with fewer available descriptors than this. 68 * This is the same as calc_tx_descs() for a TSO packet with 69 * nr_frags == MAX_SKB_FRAGS. 70 */ 71 #define ETHTXQ_STOP_THRES \ 72 (1 + DIV_ROUND_UP((3 * MAX_SKB_FRAGS) / 2 + (MAX_SKB_FRAGS & 1), 8)) 73 74 #define FW_PARAM_DEV(param) \ 75 (FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_DEV) | \ 76 FW_PARAMS_PARAM_X_V(FW_PARAMS_PARAM_DEV_##param)) 77 78 #define FW_PARAM_PFVF(param) \ 79 (FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_PFVF) | \ 80 FW_PARAMS_PARAM_X_V(FW_PARAMS_PARAM_PFVF_##param) | \ 81 FW_PARAMS_PARAM_Y_V(0) | \ 82 FW_PARAMS_PARAM_Z_V(0)) 83 84 enum { 85 MAX_NPORTS = 4, /* max # of ports */ 86 SERNUM_LEN = 24, /* Serial # length */ 87 EC_LEN = 16, /* E/C length */ 88 ID_LEN = 16, /* ID length */ 89 PN_LEN = 16, /* Part Number length */ 90 MACADDR_LEN = 12, /* MAC Address length */ 91 }; 92 93 enum { 94 T4_REGMAP_SIZE = (160 * 1024), 95 T5_REGMAP_SIZE = (332 * 1024), 96 }; 97 98 enum { 99 MEM_EDC0, 100 MEM_EDC1, 101 MEM_MC, 102 MEM_MC0 = MEM_MC, 103 MEM_MC1, 104 MEM_HMA, 105 }; 106 107 enum { 108 MEMWIN0_APERTURE = 2048, 109 MEMWIN0_BASE = 0x1b800, 110 MEMWIN1_APERTURE = 32768, 111 MEMWIN1_BASE = 0x28000, 112 MEMWIN1_BASE_T5 = 0x52000, 113 MEMWIN2_APERTURE = 65536, 114 MEMWIN2_BASE = 0x30000, 115 MEMWIN2_APERTURE_T5 = 131072, 116 MEMWIN2_BASE_T5 = 0x60000, 117 }; 118 119 enum dev_master { 120 MASTER_CANT, 121 MASTER_MAY, 122 MASTER_MUST 123 }; 124 125 enum dev_state { 126 DEV_STATE_UNINIT, 127 DEV_STATE_INIT, 128 DEV_STATE_ERR 129 }; 130 131 enum cc_pause { 132 PAUSE_RX = 1 << 0, 133 PAUSE_TX = 1 << 1, 134 PAUSE_AUTONEG = 1 << 2 135 }; 136 137 enum cc_fec { 138 FEC_AUTO = 1 << 0, /* IEEE 802.3 "automatic" */ 139 FEC_RS = 1 << 1, /* Reed-Solomon */ 140 FEC_BASER_RS = 1 << 2 /* BaseR/Reed-Solomon */ 141 }; 142 143 enum { 144 CXGB4_ETHTOOL_FLASH_FW = 1, 145 CXGB4_ETHTOOL_FLASH_PHY = 2, 146 CXGB4_ETHTOOL_FLASH_BOOT = 3, 147 CXGB4_ETHTOOL_FLASH_BOOTCFG = 4 148 }; 149 150 enum cxgb4_netdev_tls_ops { 151 CXGB4_TLSDEV_OPS = 1, 152 CXGB4_XFRMDEV_OPS 153 }; 154 155 struct cxgb4_bootcfg_data { 156 __le16 signature; 157 __u8 reserved[2]; 158 }; 159 160 struct cxgb4_pcir_data { 161 __le32 signature; /* Signature. The string "PCIR" */ 162 __le16 vendor_id; /* Vendor Identification */ 163 __le16 device_id; /* Device Identification */ 164 __u8 vital_product[2]; /* Pointer to Vital Product Data */ 165 __u8 length[2]; /* PCIR Data Structure Length */ 166 __u8 revision; /* PCIR Data Structure Revision */ 167 __u8 class_code[3]; /* Class Code */ 168 __u8 image_length[2]; /* Image Length. Multiple of 512B */ 169 __u8 code_revision[2]; /* Revision Level of Code/Data */ 170 __u8 code_type; 171 __u8 indicator; 172 __u8 reserved[2]; 173 }; 174 175 /* BIOS boot headers */ 176 struct cxgb4_pci_exp_rom_header { 177 __le16 signature; /* ROM Signature. Should be 0xaa55 */ 178 __u8 reserved[22]; /* Reserved per processor Architecture data */ 179 __le16 pcir_offset; /* Offset to PCI Data Structure */ 180 }; 181 182 /* Legacy PCI Expansion ROM Header */ 183 struct legacy_pci_rom_hdr { 184 __u8 signature[2]; /* ROM Signature. Should be 0xaa55 */ 185 __u8 size512; /* Current Image Size in units of 512 bytes */ 186 __u8 initentry_point[4]; 187 __u8 cksum; /* Checksum computed on the entire Image */ 188 __u8 reserved[16]; /* Reserved */ 189 __le16 pcir_offset; /* Offset to PCI Data Struture */ 190 }; 191 192 #define CXGB4_HDR_CODE1 0x00 193 #define CXGB4_HDR_CODE2 0x03 194 #define CXGB4_HDR_INDI 0x80 195 196 /* BOOT constants */ 197 enum { 198 BOOT_CFG_SIG = 0x4243, 199 BOOT_SIZE_INC = 512, 200 BOOT_SIGNATURE = 0xaa55, 201 BOOT_MIN_SIZE = sizeof(struct cxgb4_pci_exp_rom_header), 202 BOOT_MAX_SIZE = 1024 * BOOT_SIZE_INC, 203 PCIR_SIGNATURE = 0x52494350 204 }; 205 206 struct port_stats { 207 u64 tx_octets; /* total # of octets in good frames */ 208 u64 tx_frames; /* all good frames */ 209 u64 tx_bcast_frames; /* all broadcast frames */ 210 u64 tx_mcast_frames; /* all multicast frames */ 211 u64 tx_ucast_frames; /* all unicast frames */ 212 u64 tx_error_frames; /* all error frames */ 213 214 u64 tx_frames_64; /* # of Tx frames in a particular range */ 215 u64 tx_frames_65_127; 216 u64 tx_frames_128_255; 217 u64 tx_frames_256_511; 218 u64 tx_frames_512_1023; 219 u64 tx_frames_1024_1518; 220 u64 tx_frames_1519_max; 221 222 u64 tx_drop; /* # of dropped Tx frames */ 223 u64 tx_pause; /* # of transmitted pause frames */ 224 u64 tx_ppp0; /* # of transmitted PPP prio 0 frames */ 225 u64 tx_ppp1; /* # of transmitted PPP prio 1 frames */ 226 u64 tx_ppp2; /* # of transmitted PPP prio 2 frames */ 227 u64 tx_ppp3; /* # of transmitted PPP prio 3 frames */ 228 u64 tx_ppp4; /* # of transmitted PPP prio 4 frames */ 229 u64 tx_ppp5; /* # of transmitted PPP prio 5 frames */ 230 u64 tx_ppp6; /* # of transmitted PPP prio 6 frames */ 231 u64 tx_ppp7; /* # of transmitted PPP prio 7 frames */ 232 233 u64 rx_octets; /* total # of octets in good frames */ 234 u64 rx_frames; /* all good frames */ 235 u64 rx_bcast_frames; /* all broadcast frames */ 236 u64 rx_mcast_frames; /* all multicast frames */ 237 u64 rx_ucast_frames; /* all unicast frames */ 238 u64 rx_too_long; /* # of frames exceeding MTU */ 239 u64 rx_jabber; /* # of jabber frames */ 240 u64 rx_fcs_err; /* # of received frames with bad FCS */ 241 u64 rx_len_err; /* # of received frames with length error */ 242 u64 rx_symbol_err; /* symbol errors */ 243 u64 rx_runt; /* # of short frames */ 244 245 u64 rx_frames_64; /* # of Rx frames in a particular range */ 246 u64 rx_frames_65_127; 247 u64 rx_frames_128_255; 248 u64 rx_frames_256_511; 249 u64 rx_frames_512_1023; 250 u64 rx_frames_1024_1518; 251 u64 rx_frames_1519_max; 252 253 u64 rx_pause; /* # of received pause frames */ 254 u64 rx_ppp0; /* # of received PPP prio 0 frames */ 255 u64 rx_ppp1; /* # of received PPP prio 1 frames */ 256 u64 rx_ppp2; /* # of received PPP prio 2 frames */ 257 u64 rx_ppp3; /* # of received PPP prio 3 frames */ 258 u64 rx_ppp4; /* # of received PPP prio 4 frames */ 259 u64 rx_ppp5; /* # of received PPP prio 5 frames */ 260 u64 rx_ppp6; /* # of received PPP prio 6 frames */ 261 u64 rx_ppp7; /* # of received PPP prio 7 frames */ 262 263 u64 rx_ovflow0; /* drops due to buffer-group 0 overflows */ 264 u64 rx_ovflow1; /* drops due to buffer-group 1 overflows */ 265 u64 rx_ovflow2; /* drops due to buffer-group 2 overflows */ 266 u64 rx_ovflow3; /* drops due to buffer-group 3 overflows */ 267 u64 rx_trunc0; /* buffer-group 0 truncated packets */ 268 u64 rx_trunc1; /* buffer-group 1 truncated packets */ 269 u64 rx_trunc2; /* buffer-group 2 truncated packets */ 270 u64 rx_trunc3; /* buffer-group 3 truncated packets */ 271 }; 272 273 struct lb_port_stats { 274 u64 octets; 275 u64 frames; 276 u64 bcast_frames; 277 u64 mcast_frames; 278 u64 ucast_frames; 279 u64 error_frames; 280 281 u64 frames_64; 282 u64 frames_65_127; 283 u64 frames_128_255; 284 u64 frames_256_511; 285 u64 frames_512_1023; 286 u64 frames_1024_1518; 287 u64 frames_1519_max; 288 289 u64 drop; 290 291 u64 ovflow0; 292 u64 ovflow1; 293 u64 ovflow2; 294 u64 ovflow3; 295 u64 trunc0; 296 u64 trunc1; 297 u64 trunc2; 298 u64 trunc3; 299 }; 300 301 struct tp_tcp_stats { 302 u32 tcp_out_rsts; 303 u64 tcp_in_segs; 304 u64 tcp_out_segs; 305 u64 tcp_retrans_segs; 306 }; 307 308 struct tp_usm_stats { 309 u32 frames; 310 u32 drops; 311 u64 octets; 312 }; 313 314 struct tp_fcoe_stats { 315 u32 frames_ddp; 316 u32 frames_drop; 317 u64 octets_ddp; 318 }; 319 320 struct tp_err_stats { 321 u32 mac_in_errs[4]; 322 u32 hdr_in_errs[4]; 323 u32 tcp_in_errs[4]; 324 u32 tnl_cong_drops[4]; 325 u32 ofld_chan_drops[4]; 326 u32 tnl_tx_drops[4]; 327 u32 ofld_vlan_drops[4]; 328 u32 tcp6_in_errs[4]; 329 u32 ofld_no_neigh; 330 u32 ofld_cong_defer; 331 }; 332 333 struct tp_cpl_stats { 334 u32 req[4]; 335 u32 rsp[4]; 336 }; 337 338 struct tp_rdma_stats { 339 u32 rqe_dfr_pkt; 340 u32 rqe_dfr_mod; 341 }; 342 343 struct sge_params { 344 u32 hps; /* host page size for our PF/VF */ 345 u32 eq_qpp; /* egress queues/page for our PF/VF */ 346 u32 iq_qpp; /* egress queues/page for our PF/VF */ 347 }; 348 349 struct tp_params { 350 unsigned int tre; /* log2 of core clocks per TP tick */ 351 unsigned int la_mask; /* what events are recorded by TP LA */ 352 unsigned short tx_modq_map; /* TX modulation scheduler queue to */ 353 /* channel map */ 354 355 uint32_t dack_re; /* DACK timer resolution */ 356 unsigned short tx_modq[NCHAN]; /* channel to modulation queue map */ 357 358 u32 vlan_pri_map; /* cached TP_VLAN_PRI_MAP */ 359 u32 filter_mask; 360 u32 ingress_config; /* cached TP_INGRESS_CONFIG */ 361 362 /* cached TP_OUT_CONFIG compressed error vector 363 * and passing outer header info for encapsulated packets. 364 */ 365 int rx_pkt_encap; 366 367 /* TP_VLAN_PRI_MAP Compressed Filter Tuple field offsets. This is a 368 * subset of the set of fields which may be present in the Compressed 369 * Filter Tuple portion of filters and TCP TCB connections. The 370 * fields which are present are controlled by the TP_VLAN_PRI_MAP. 371 * Since a variable number of fields may or may not be present, their 372 * shifted field positions within the Compressed Filter Tuple may 373 * vary, or not even be present if the field isn't selected in 374 * TP_VLAN_PRI_MAP. Since some of these fields are needed in various 375 * places we store their offsets here, or a -1 if the field isn't 376 * present. 377 */ 378 int fcoe_shift; 379 int port_shift; 380 int vnic_shift; 381 int vlan_shift; 382 int tos_shift; 383 int protocol_shift; 384 int ethertype_shift; 385 int macmatch_shift; 386 int matchtype_shift; 387 int frag_shift; 388 389 u64 hash_filter_mask; 390 }; 391 392 struct vpd_params { 393 unsigned int cclk; 394 u8 ec[EC_LEN + 1]; 395 u8 sn[SERNUM_LEN + 1]; 396 u8 id[ID_LEN + 1]; 397 u8 pn[PN_LEN + 1]; 398 u8 na[MACADDR_LEN + 1]; 399 }; 400 401 /* Maximum resources provisioned for a PCI PF. 402 */ 403 struct pf_resources { 404 unsigned int nvi; /* N virtual interfaces */ 405 unsigned int neq; /* N egress Qs */ 406 unsigned int nethctrl; /* N egress ETH or CTRL Qs */ 407 unsigned int niqflint; /* N ingress Qs/w free list(s) & intr */ 408 unsigned int niq; /* N ingress Qs */ 409 unsigned int tc; /* PCI-E traffic class */ 410 unsigned int pmask; /* port access rights mask */ 411 unsigned int nexactf; /* N exact MPS filters */ 412 unsigned int r_caps; /* read capabilities */ 413 unsigned int wx_caps; /* write/execute capabilities */ 414 }; 415 416 struct pci_params { 417 unsigned int vpd_cap_addr; 418 unsigned char speed; 419 unsigned char width; 420 }; 421 422 struct devlog_params { 423 u32 memtype; /* which memory (EDC0, EDC1, MC) */ 424 u32 start; /* start of log in firmware memory */ 425 u32 size; /* size of log */ 426 }; 427 428 /* Stores chip specific parameters */ 429 struct arch_specific_params { 430 u8 nchan; 431 u8 pm_stats_cnt; 432 u8 cng_ch_bits_log; /* congestion channel map bits width */ 433 u16 mps_rplc_size; 434 u16 vfcount; 435 u32 sge_fl_db; 436 u16 mps_tcam_size; 437 }; 438 439 struct adapter_params { 440 struct sge_params sge; 441 struct tp_params tp; 442 struct vpd_params vpd; 443 struct pf_resources pfres; 444 struct pci_params pci; 445 struct devlog_params devlog; 446 enum pcie_memwin drv_memwin; 447 448 unsigned int cim_la_size; 449 450 unsigned int sf_size; /* serial flash size in bytes */ 451 unsigned int sf_nsec; /* # of flash sectors */ 452 453 unsigned int fw_vers; /* firmware version */ 454 unsigned int bs_vers; /* bootstrap version */ 455 unsigned int tp_vers; /* TP microcode version */ 456 unsigned int er_vers; /* expansion ROM version */ 457 unsigned int scfg_vers; /* Serial Configuration version */ 458 unsigned int vpd_vers; /* VPD Version */ 459 u8 api_vers[7]; 460 461 unsigned short mtus[NMTUS]; 462 unsigned short a_wnd[NCCTRL_WIN]; 463 unsigned short b_wnd[NCCTRL_WIN]; 464 465 unsigned char nports; /* # of ethernet ports */ 466 unsigned char portvec; 467 enum chip_type chip; /* chip code */ 468 struct arch_specific_params arch; /* chip specific params */ 469 unsigned char offload; 470 unsigned char crypto; /* HW capability for crypto */ 471 unsigned char ethofld; /* QoS support */ 472 473 unsigned char bypass; 474 unsigned char hash_filter; 475 476 unsigned int ofldq_wr_cred; 477 bool ulptx_memwrite_dsgl; /* use of T5 DSGL allowed */ 478 479 unsigned int nsched_cls; /* number of traffic classes */ 480 unsigned int max_ordird_qp; /* Max read depth per RDMA QP */ 481 unsigned int max_ird_adapter; /* Max read depth per adapter */ 482 bool fr_nsmr_tpte_wr_support; /* FW support for FR_NSMR_TPTE_WR */ 483 u8 fw_caps_support; /* 32-bit Port Capabilities */ 484 bool filter2_wr_support; /* FW support for FILTER2_WR */ 485 unsigned int viid_smt_extn_support:1; /* FW returns vin and smt index */ 486 487 /* MPS Buffer Group Map[per Port]. Bit i is set if buffer group i is 488 * used by the Port 489 */ 490 u8 mps_bg_map[MAX_NPORTS]; /* MPS Buffer Group Map */ 491 bool write_w_imm_support; /* FW supports WRITE_WITH_IMMEDIATE */ 492 bool write_cmpl_support; /* FW supports WRITE_CMPL */ 493 }; 494 495 /* State needed to monitor the forward progress of SGE Ingress DMA activities 496 * and possible hangs. 497 */ 498 struct sge_idma_monitor_state { 499 unsigned int idma_1s_thresh; /* 1s threshold in Core Clock ticks */ 500 unsigned int idma_stalled[2]; /* synthesized stalled timers in HZ */ 501 unsigned int idma_state[2]; /* IDMA Hang detect state */ 502 unsigned int idma_qid[2]; /* IDMA Hung Ingress Queue ID */ 503 unsigned int idma_warn[2]; /* time to warning in HZ */ 504 }; 505 506 /* Firmware Mailbox Command/Reply log. All values are in Host-Endian format. 507 * The access and execute times are signed in order to accommodate negative 508 * error returns. 509 */ 510 struct mbox_cmd { 511 u64 cmd[MBOX_LEN / 8]; /* a Firmware Mailbox Command/Reply */ 512 u64 timestamp; /* OS-dependent timestamp */ 513 u32 seqno; /* sequence number */ 514 s16 access; /* time (ms) to access mailbox */ 515 s16 execute; /* time (ms) to execute */ 516 }; 517 518 struct mbox_cmd_log { 519 unsigned int size; /* number of entries in the log */ 520 unsigned int cursor; /* next position in the log to write */ 521 u32 seqno; /* next sequence number */ 522 /* variable length mailbox command log starts here */ 523 }; 524 525 /* Given a pointer to a Firmware Mailbox Command Log and a log entry index, 526 * return a pointer to the specified entry. 527 */ 528 static inline struct mbox_cmd *mbox_cmd_log_entry(struct mbox_cmd_log *log, 529 unsigned int entry_idx) 530 { 531 return &((struct mbox_cmd *)&(log)[1])[entry_idx]; 532 } 533 534 #define FW_VERSION(chip) ( \ 535 FW_HDR_FW_VER_MAJOR_G(chip##FW_VERSION_MAJOR) | \ 536 FW_HDR_FW_VER_MINOR_G(chip##FW_VERSION_MINOR) | \ 537 FW_HDR_FW_VER_MICRO_G(chip##FW_VERSION_MICRO) | \ 538 FW_HDR_FW_VER_BUILD_G(chip##FW_VERSION_BUILD)) 539 #define FW_INTFVER(chip, intf) (FW_HDR_INTFVER_##intf) 540 541 struct cxgb4_ethtool_lb_test { 542 struct completion completion; 543 int result; 544 int loopback; 545 }; 546 547 struct fw_info { 548 u8 chip; 549 char *fs_name; 550 char *fw_mod_name; 551 struct fw_hdr fw_hdr; 552 }; 553 554 struct trace_params { 555 u32 data[TRACE_LEN / 4]; 556 u32 mask[TRACE_LEN / 4]; 557 unsigned short snap_len; 558 unsigned short min_len; 559 unsigned char skip_ofst; 560 unsigned char skip_len; 561 unsigned char invert; 562 unsigned char port; 563 }; 564 565 struct cxgb4_fw_data { 566 __be32 signature; 567 __u8 reserved[4]; 568 }; 569 570 /* Firmware Port Capabilities types. */ 571 572 typedef u16 fw_port_cap16_t; /* 16-bit Port Capabilities integral value */ 573 typedef u32 fw_port_cap32_t; /* 32-bit Port Capabilities integral value */ 574 575 enum fw_caps { 576 FW_CAPS_UNKNOWN = 0, /* 0'ed out initial state */ 577 FW_CAPS16 = 1, /* old Firmware: 16-bit Port Capabilities */ 578 FW_CAPS32 = 2, /* new Firmware: 32-bit Port Capabilities */ 579 }; 580 581 struct link_config { 582 fw_port_cap32_t pcaps; /* link capabilities */ 583 fw_port_cap32_t def_acaps; /* default advertised capabilities */ 584 fw_port_cap32_t acaps; /* advertised capabilities */ 585 fw_port_cap32_t lpacaps; /* peer advertised capabilities */ 586 587 fw_port_cap32_t speed_caps; /* speed(s) user has requested */ 588 unsigned int speed; /* actual link speed (Mb/s) */ 589 590 enum cc_pause requested_fc; /* flow control user has requested */ 591 enum cc_pause fc; /* actual link flow control */ 592 enum cc_pause advertised_fc; /* actual advertised flow control */ 593 594 enum cc_fec requested_fec; /* Forward Error Correction: */ 595 enum cc_fec fec; /* requested and actual in use */ 596 597 unsigned char autoneg; /* autonegotiating? */ 598 599 unsigned char link_ok; /* link up? */ 600 unsigned char link_down_rc; /* link down reason */ 601 602 bool new_module; /* ->OS Transceiver Module inserted */ 603 bool redo_l1cfg; /* ->CC redo current "sticky" L1 CFG */ 604 }; 605 606 #define FW_LEN16(fw_struct) FW_CMD_LEN16_V(sizeof(fw_struct) / 16) 607 608 enum { 609 MAX_ETH_QSETS = 32, /* # of Ethernet Tx/Rx queue sets */ 610 MAX_OFLD_QSETS = 16, /* # of offload Tx, iscsi Rx queue sets */ 611 MAX_CTRL_QUEUES = NCHAN, /* # of control Tx queues */ 612 }; 613 614 enum { 615 MAX_TXQ_ENTRIES = 16384, 616 MAX_CTRL_TXQ_ENTRIES = 1024, 617 MAX_RSPQ_ENTRIES = 16384, 618 MAX_RX_BUFFERS = 16384, 619 MIN_TXQ_ENTRIES = 32, 620 MIN_CTRL_TXQ_ENTRIES = 32, 621 MIN_RSPQ_ENTRIES = 128, 622 MIN_FL_ENTRIES = 16 623 }; 624 625 enum { 626 MAX_TXQ_DESC_SIZE = 64, 627 MAX_RXQ_DESC_SIZE = 128, 628 MAX_FL_DESC_SIZE = 8, 629 MAX_CTRL_TXQ_DESC_SIZE = 64, 630 }; 631 632 enum { 633 INGQ_EXTRAS = 2, /* firmware event queue and */ 634 /* forwarded interrupts */ 635 MAX_INGQ = MAX_ETH_QSETS + INGQ_EXTRAS, 636 }; 637 638 enum { 639 PRIV_FLAG_PORT_TX_VM_BIT, 640 }; 641 642 #define PRIV_FLAG_PORT_TX_VM BIT(PRIV_FLAG_PORT_TX_VM_BIT) 643 644 #define PRIV_FLAGS_ADAP 0 645 #define PRIV_FLAGS_PORT PRIV_FLAG_PORT_TX_VM 646 647 struct adapter; 648 struct sge_rspq; 649 650 #include "cxgb4_dcb.h" 651 652 #ifdef CONFIG_CHELSIO_T4_FCOE 653 #include "cxgb4_fcoe.h" 654 #endif /* CONFIG_CHELSIO_T4_FCOE */ 655 656 struct port_info { 657 struct adapter *adapter; 658 u16 viid; 659 int xact_addr_filt; /* index of exact MAC address filter */ 660 u16 rss_size; /* size of VI's RSS table slice */ 661 s8 mdio_addr; 662 enum fw_port_type port_type; 663 u8 mod_type; 664 u8 port_id; 665 u8 tx_chan; 666 u8 lport; /* associated offload logical port */ 667 u8 nqsets; /* # of qsets */ 668 u8 first_qset; /* index of first qset */ 669 u8 rss_mode; 670 struct link_config link_cfg; 671 u16 *rss; 672 struct port_stats stats_base; 673 #ifdef CONFIG_CHELSIO_T4_DCB 674 struct port_dcb_info dcb; /* Data Center Bridging support */ 675 #endif 676 #ifdef CONFIG_CHELSIO_T4_FCOE 677 struct cxgb_fcoe fcoe; 678 #endif /* CONFIG_CHELSIO_T4_FCOE */ 679 bool rxtstamp; /* Enable TS */ 680 struct hwtstamp_config tstamp_config; 681 bool ptp_enable; 682 struct sched_table *sched_tbl; 683 u32 eth_flags; 684 685 /* viid and smt fields either returned by fw 686 * or decoded by parsing viid by driver. 687 */ 688 u8 vin; 689 u8 vivld; 690 u8 smt_idx; 691 u8 rx_cchan; 692 693 bool tc_block_shared; 694 695 /* Mirror VI information */ 696 u16 viid_mirror; 697 u16 nmirrorqsets; 698 u32 vi_mirror_count; 699 struct mutex vi_mirror_mutex; /* Sync access to Mirror VI info */ 700 struct cxgb4_ethtool_lb_test ethtool_lb; 701 }; 702 703 struct dentry; 704 struct work_struct; 705 706 enum { /* adapter flags */ 707 CXGB4_FULL_INIT_DONE = (1 << 0), 708 CXGB4_DEV_ENABLED = (1 << 1), 709 CXGB4_USING_MSI = (1 << 2), 710 CXGB4_USING_MSIX = (1 << 3), 711 CXGB4_FW_OK = (1 << 4), 712 CXGB4_RSS_TNLALLLOOKUP = (1 << 5), 713 CXGB4_USING_SOFT_PARAMS = (1 << 6), 714 CXGB4_MASTER_PF = (1 << 7), 715 CXGB4_FW_OFLD_CONN = (1 << 9), 716 CXGB4_ROOT_NO_RELAXED_ORDERING = (1 << 10), 717 CXGB4_SHUTTING_DOWN = (1 << 11), 718 CXGB4_SGE_DBQ_TIMER = (1 << 12), 719 }; 720 721 enum { 722 ULP_CRYPTO_LOOKASIDE = 1 << 0, 723 ULP_CRYPTO_IPSEC_INLINE = 1 << 1, 724 ULP_CRYPTO_KTLS_INLINE = 1 << 3, 725 }; 726 727 #define CXGB4_MIRROR_RXQ_DEFAULT_DESC_NUM 1024 728 #define CXGB4_MIRROR_RXQ_DEFAULT_DESC_SIZE 64 729 #define CXGB4_MIRROR_RXQ_DEFAULT_INTR_USEC 5 730 #define CXGB4_MIRROR_RXQ_DEFAULT_PKT_CNT 8 731 732 #define CXGB4_MIRROR_FLQ_DEFAULT_DESC_NUM 72 733 734 struct rx_sw_desc; 735 736 struct sge_fl { /* SGE free-buffer queue state */ 737 unsigned int avail; /* # of available Rx buffers */ 738 unsigned int pend_cred; /* new buffers since last FL DB ring */ 739 unsigned int cidx; /* consumer index */ 740 unsigned int pidx; /* producer index */ 741 unsigned long alloc_failed; /* # of times buffer allocation failed */ 742 unsigned long large_alloc_failed; 743 unsigned long mapping_err; /* # of RX Buffer DMA Mapping failures */ 744 unsigned long low; /* # of times momentarily starving */ 745 unsigned long starving; 746 /* RO fields */ 747 unsigned int cntxt_id; /* SGE context id for the free list */ 748 unsigned int size; /* capacity of free list */ 749 struct rx_sw_desc *sdesc; /* address of SW Rx descriptor ring */ 750 __be64 *desc; /* address of HW Rx descriptor ring */ 751 dma_addr_t addr; /* bus address of HW ring start */ 752 void __iomem *bar2_addr; /* address of BAR2 Queue registers */ 753 unsigned int bar2_qid; /* Queue ID for BAR2 Queue registers */ 754 }; 755 756 /* A packet gather list */ 757 struct pkt_gl { 758 u64 sgetstamp; /* SGE Time Stamp for Ingress Packet */ 759 struct page_frag frags[MAX_SKB_FRAGS]; 760 void *va; /* virtual address of first byte */ 761 unsigned int nfrags; /* # of fragments */ 762 unsigned int tot_len; /* total length of fragments */ 763 }; 764 765 typedef int (*rspq_handler_t)(struct sge_rspq *q, const __be64 *rsp, 766 const struct pkt_gl *gl); 767 typedef void (*rspq_flush_handler_t)(struct sge_rspq *q); 768 /* LRO related declarations for ULD */ 769 struct t4_lro_mgr { 770 #define MAX_LRO_SESSIONS 64 771 u8 lro_session_cnt; /* # of sessions to aggregate */ 772 unsigned long lro_pkts; /* # of LRO super packets */ 773 unsigned long lro_merged; /* # of wire packets merged by LRO */ 774 struct sk_buff_head lroq; /* list of aggregated sessions */ 775 }; 776 777 struct sge_rspq { /* state for an SGE response queue */ 778 struct napi_struct napi; 779 const __be64 *cur_desc; /* current descriptor in queue */ 780 unsigned int cidx; /* consumer index */ 781 u8 gen; /* current generation bit */ 782 u8 intr_params; /* interrupt holdoff parameters */ 783 u8 next_intr_params; /* holdoff params for next interrupt */ 784 u8 adaptive_rx; 785 u8 pktcnt_idx; /* interrupt packet threshold */ 786 u8 uld; /* ULD handling this queue */ 787 u8 idx; /* queue index within its group */ 788 int offset; /* offset into current Rx buffer */ 789 u16 cntxt_id; /* SGE context id for the response q */ 790 u16 abs_id; /* absolute SGE id for the response q */ 791 __be64 *desc; /* address of HW response ring */ 792 dma_addr_t phys_addr; /* physical address of the ring */ 793 void __iomem *bar2_addr; /* address of BAR2 Queue registers */ 794 unsigned int bar2_qid; /* Queue ID for BAR2 Queue registers */ 795 unsigned int iqe_len; /* entry size */ 796 unsigned int size; /* capacity of response queue */ 797 struct adapter *adap; 798 struct net_device *netdev; /* associated net device */ 799 rspq_handler_t handler; 800 rspq_flush_handler_t flush_handler; 801 struct t4_lro_mgr lro_mgr; 802 }; 803 804 struct sge_eth_stats { /* Ethernet queue statistics */ 805 unsigned long pkts; /* # of ethernet packets */ 806 unsigned long lro_pkts; /* # of LRO super packets */ 807 unsigned long lro_merged; /* # of wire packets merged by LRO */ 808 unsigned long rx_cso; /* # of Rx checksum offloads */ 809 unsigned long vlan_ex; /* # of Rx VLAN extractions */ 810 unsigned long rx_drops; /* # of packets dropped due to no mem */ 811 unsigned long bad_rx_pkts; /* # of packets with err_vec!=0 */ 812 }; 813 814 struct sge_eth_rxq { /* SW Ethernet Rx queue */ 815 struct sge_rspq rspq; 816 struct sge_fl fl; 817 struct sge_eth_stats stats; 818 struct msix_info *msix; 819 } ____cacheline_aligned_in_smp; 820 821 struct sge_ofld_stats { /* offload queue statistics */ 822 unsigned long pkts; /* # of packets */ 823 unsigned long imm; /* # of immediate-data packets */ 824 unsigned long an; /* # of asynchronous notifications */ 825 unsigned long nomem; /* # of responses deferred due to no mem */ 826 }; 827 828 struct sge_ofld_rxq { /* SW offload Rx queue */ 829 struct sge_rspq rspq; 830 struct sge_fl fl; 831 struct sge_ofld_stats stats; 832 struct msix_info *msix; 833 } ____cacheline_aligned_in_smp; 834 835 struct tx_desc { 836 __be64 flit[8]; 837 }; 838 839 struct ulptx_sgl; 840 841 struct tx_sw_desc { 842 struct sk_buff *skb; /* SKB to free after getting completion */ 843 dma_addr_t addr[MAX_SKB_FRAGS + 1]; /* DMA mapped addresses */ 844 }; 845 846 struct sge_txq { 847 unsigned int in_use; /* # of in-use Tx descriptors */ 848 unsigned int q_type; /* Q type Eth/Ctrl/Ofld */ 849 unsigned int size; /* # of descriptors */ 850 unsigned int cidx; /* SW consumer index */ 851 unsigned int pidx; /* producer index */ 852 unsigned long stops; /* # of times q has been stopped */ 853 unsigned long restarts; /* # of queue restarts */ 854 unsigned int cntxt_id; /* SGE context id for the Tx q */ 855 struct tx_desc *desc; /* address of HW Tx descriptor ring */ 856 struct tx_sw_desc *sdesc; /* address of SW Tx descriptor ring */ 857 struct sge_qstat *stat; /* queue status entry */ 858 dma_addr_t phys_addr; /* physical address of the ring */ 859 spinlock_t db_lock; 860 int db_disabled; 861 unsigned short db_pidx; 862 unsigned short db_pidx_inc; 863 void __iomem *bar2_addr; /* address of BAR2 Queue registers */ 864 unsigned int bar2_qid; /* Queue ID for BAR2 Queue registers */ 865 }; 866 867 struct sge_eth_txq { /* state for an SGE Ethernet Tx queue */ 868 struct sge_txq q; 869 struct netdev_queue *txq; /* associated netdev TX queue */ 870 #ifdef CONFIG_CHELSIO_T4_DCB 871 u8 dcb_prio; /* DCB Priority bound to queue */ 872 #endif 873 u8 dbqt; /* SGE Doorbell Queue Timer in use */ 874 unsigned int dbqtimerix; /* SGE Doorbell Queue Timer Index */ 875 unsigned long tso; /* # of TSO requests */ 876 unsigned long uso; /* # of USO requests */ 877 unsigned long tx_cso; /* # of Tx checksum offloads */ 878 unsigned long vlan_ins; /* # of Tx VLAN insertions */ 879 unsigned long mapping_err; /* # of I/O MMU packet mapping errors */ 880 } ____cacheline_aligned_in_smp; 881 882 struct sge_uld_txq { /* state for an SGE offload Tx queue */ 883 struct sge_txq q; 884 struct adapter *adap; 885 struct sk_buff_head sendq; /* list of backpressured packets */ 886 struct tasklet_struct qresume_tsk; /* restarts the queue */ 887 bool service_ofldq_running; /* service_ofldq() is processing sendq */ 888 u8 full; /* the Tx ring is full */ 889 unsigned long mapping_err; /* # of I/O MMU packet mapping errors */ 890 } ____cacheline_aligned_in_smp; 891 892 struct sge_ctrl_txq { /* state for an SGE control Tx queue */ 893 struct sge_txq q; 894 struct adapter *adap; 895 struct sk_buff_head sendq; /* list of backpressured packets */ 896 struct tasklet_struct qresume_tsk; /* restarts the queue */ 897 u8 full; /* the Tx ring is full */ 898 } ____cacheline_aligned_in_smp; 899 900 struct sge_uld_rxq_info { 901 char name[IFNAMSIZ]; /* name of ULD driver */ 902 struct sge_ofld_rxq *uldrxq; /* Rxq's for ULD */ 903 u16 *rspq_id; /* response queue id's of rxq */ 904 u16 nrxq; /* # of ingress uld queues */ 905 u16 nciq; /* # of completion queues */ 906 u8 uld; /* uld type */ 907 }; 908 909 struct sge_uld_txq_info { 910 struct sge_uld_txq *uldtxq; /* Txq's for ULD */ 911 atomic_t users; /* num users */ 912 u16 ntxq; /* # of egress uld queues */ 913 }; 914 915 /* struct to maintain ULD list to reallocate ULD resources on hotplug */ 916 struct cxgb4_uld_list { 917 struct cxgb4_uld_info uld_info; 918 struct list_head list_node; 919 enum cxgb4_uld uld_type; 920 }; 921 922 enum sge_eosw_state { 923 CXGB4_EO_STATE_CLOSED = 0, /* Not ready to accept traffic */ 924 CXGB4_EO_STATE_FLOWC_OPEN_SEND, /* Send FLOWC open request */ 925 CXGB4_EO_STATE_FLOWC_OPEN_REPLY, /* Waiting for FLOWC open reply */ 926 CXGB4_EO_STATE_ACTIVE, /* Ready to accept traffic */ 927 CXGB4_EO_STATE_FLOWC_CLOSE_SEND, /* Send FLOWC close request */ 928 CXGB4_EO_STATE_FLOWC_CLOSE_REPLY, /* Waiting for FLOWC close reply */ 929 }; 930 931 struct sge_eosw_txq { 932 spinlock_t lock; /* Per queue lock to synchronize completions */ 933 enum sge_eosw_state state; /* Current ETHOFLD State */ 934 struct tx_sw_desc *desc; /* Descriptor ring to hold packets */ 935 u32 ndesc; /* Number of descriptors */ 936 u32 pidx; /* Current Producer Index */ 937 u32 last_pidx; /* Last successfully transmitted Producer Index */ 938 u32 cidx; /* Current Consumer Index */ 939 u32 last_cidx; /* Last successfully reclaimed Consumer Index */ 940 u32 flowc_idx; /* Descriptor containing a FLOWC request */ 941 u32 inuse; /* Number of packets held in ring */ 942 943 u32 cred; /* Current available credits */ 944 u32 ncompl; /* # of completions posted */ 945 u32 last_compl; /* # of credits consumed since last completion req */ 946 947 u32 eotid; /* Index into EOTID table in software */ 948 u32 hwtid; /* Hardware EOTID index */ 949 950 u32 hwqid; /* Underlying hardware queue index */ 951 struct net_device *netdev; /* Pointer to netdevice */ 952 struct tasklet_struct qresume_tsk; /* Restarts the queue */ 953 struct completion completion; /* completion for FLOWC rendezvous */ 954 }; 955 956 struct sge_eohw_txq { 957 spinlock_t lock; /* Per queue lock */ 958 struct sge_txq q; /* HW Txq */ 959 struct adapter *adap; /* Backpointer to adapter */ 960 unsigned long tso; /* # of TSO requests */ 961 unsigned long uso; /* # of USO requests */ 962 unsigned long tx_cso; /* # of Tx checksum offloads */ 963 unsigned long vlan_ins; /* # of Tx VLAN insertions */ 964 unsigned long mapping_err; /* # of I/O MMU packet mapping errors */ 965 }; 966 967 struct sge { 968 struct sge_eth_txq ethtxq[MAX_ETH_QSETS]; 969 struct sge_eth_txq ptptxq; 970 struct sge_ctrl_txq ctrlq[MAX_CTRL_QUEUES]; 971 972 struct sge_eth_rxq ethrxq[MAX_ETH_QSETS]; 973 struct sge_rspq fw_evtq ____cacheline_aligned_in_smp; 974 struct sge_uld_rxq_info **uld_rxq_info; 975 struct sge_uld_txq_info **uld_txq_info; 976 977 struct sge_rspq intrq ____cacheline_aligned_in_smp; 978 spinlock_t intrq_lock; 979 980 struct sge_eohw_txq *eohw_txq; 981 struct sge_ofld_rxq *eohw_rxq; 982 983 struct sge_eth_rxq *mirror_rxq[NCHAN]; 984 985 u16 max_ethqsets; /* # of available Ethernet queue sets */ 986 u16 ethqsets; /* # of active Ethernet queue sets */ 987 u16 ethtxq_rover; /* Tx queue to clean up next */ 988 u16 ofldqsets; /* # of active ofld queue sets */ 989 u16 nqs_per_uld; /* # of Rx queues per ULD */ 990 u16 eoqsets; /* # of ETHOFLD queues */ 991 u16 mirrorqsets; /* # of Mirror queues */ 992 993 u16 timer_val[SGE_NTIMERS]; 994 u8 counter_val[SGE_NCOUNTERS]; 995 u16 dbqtimer_tick; 996 u16 dbqtimer_val[SGE_NDBQTIMERS]; 997 u32 fl_pg_order; /* large page allocation size */ 998 u32 stat_len; /* length of status page at ring end */ 999 u32 pktshift; /* padding between CPL & packet data */ 1000 u32 fl_align; /* response queue message alignment */ 1001 u32 fl_starve_thres; /* Free List starvation threshold */ 1002 1003 struct sge_idma_monitor_state idma_monitor; 1004 unsigned int egr_start; 1005 unsigned int egr_sz; 1006 unsigned int ingr_start; 1007 unsigned int ingr_sz; 1008 void **egr_map; /* qid->queue egress queue map */ 1009 struct sge_rspq **ingr_map; /* qid->queue ingress queue map */ 1010 unsigned long *starving_fl; 1011 unsigned long *txq_maperr; 1012 unsigned long *blocked_fl; 1013 struct timer_list rx_timer; /* refills starving FLs */ 1014 struct timer_list tx_timer; /* checks Tx queues */ 1015 1016 int fwevtq_msix_idx; /* Index to firmware event queue MSI-X info */ 1017 int nd_msix_idx; /* Index to non-data interrupts MSI-X info */ 1018 }; 1019 1020 #define for_each_ethrxq(sge, i) for (i = 0; i < (sge)->ethqsets; i++) 1021 #define for_each_ofldtxq(sge, i) for (i = 0; i < (sge)->ofldqsets; i++) 1022 1023 struct l2t_data; 1024 1025 #ifdef CONFIG_PCI_IOV 1026 1027 /* T4 supports SRIOV on PF0-3 and T5 on PF0-7. However, the Serial 1028 * Configuration initialization for T5 only has SR-IOV functionality enabled 1029 * on PF0-3 in order to simplify everything. 1030 */ 1031 #define NUM_OF_PF_WITH_SRIOV 4 1032 1033 #endif 1034 1035 struct doorbell_stats { 1036 u32 db_drop; 1037 u32 db_empty; 1038 u32 db_full; 1039 }; 1040 1041 struct hash_mac_addr { 1042 struct list_head list; 1043 u8 addr[ETH_ALEN]; 1044 unsigned int iface_mac; 1045 }; 1046 1047 struct msix_bmap { 1048 unsigned long *msix_bmap; 1049 unsigned int mapsize; 1050 spinlock_t lock; /* lock for acquiring bitmap */ 1051 }; 1052 1053 struct msix_info { 1054 unsigned short vec; 1055 char desc[IFNAMSIZ + 10]; 1056 unsigned int idx; 1057 cpumask_var_t aff_mask; 1058 }; 1059 1060 struct vf_info { 1061 unsigned char vf_mac_addr[ETH_ALEN]; 1062 unsigned int tx_rate; 1063 bool pf_set_mac; 1064 u16 vlan; 1065 int link_state; 1066 }; 1067 1068 enum { 1069 HMA_DMA_MAPPED_FLAG = 1 1070 }; 1071 1072 struct hma_data { 1073 unsigned char flags; 1074 struct sg_table *sgt; 1075 dma_addr_t *phy_addr; /* physical address of the page */ 1076 }; 1077 1078 struct mbox_list { 1079 struct list_head list; 1080 }; 1081 1082 #if IS_ENABLED(CONFIG_THERMAL) 1083 struct ch_thermal { 1084 struct thermal_zone_device *tzdev; 1085 int trip_temp; 1086 int trip_type; 1087 }; 1088 #endif 1089 1090 struct mps_entries_ref { 1091 struct list_head list; 1092 u8 addr[ETH_ALEN]; 1093 u8 mask[ETH_ALEN]; 1094 u16 idx; 1095 refcount_t refcnt; 1096 }; 1097 1098 struct cxgb4_ethtool_filter_info { 1099 u32 *loc_array; /* Array holding the actual TIDs set to filters */ 1100 unsigned long *bmap; /* Bitmap for managing filters in use */ 1101 u32 in_use; /* # of filters in use */ 1102 }; 1103 1104 struct cxgb4_ethtool_filter { 1105 u32 nentries; /* Adapter wide number of supported filters */ 1106 struct cxgb4_ethtool_filter_info *port; /* Per port entry */ 1107 }; 1108 1109 struct adapter { 1110 void __iomem *regs; 1111 void __iomem *bar2; 1112 u32 t4_bar0; 1113 struct pci_dev *pdev; 1114 struct device *pdev_dev; 1115 const char *name; 1116 unsigned int mbox; 1117 unsigned int pf; 1118 unsigned int flags; 1119 unsigned int adap_idx; 1120 enum chip_type chip; 1121 u32 eth_flags; 1122 1123 int msg_enable; 1124 __be16 vxlan_port; 1125 __be16 geneve_port; 1126 1127 struct adapter_params params; 1128 struct cxgb4_virt_res vres; 1129 unsigned int swintr; 1130 1131 /* MSI-X Info for NIC and OFLD queues */ 1132 struct msix_info *msix_info; 1133 struct msix_bmap msix_bmap; 1134 1135 struct doorbell_stats db_stats; 1136 struct sge sge; 1137 1138 struct net_device *port[MAX_NPORTS]; 1139 u8 chan_map[NCHAN]; /* channel -> port map */ 1140 1141 struct vf_info *vfinfo; 1142 u8 num_vfs; 1143 1144 u32 filter_mode; 1145 unsigned int l2t_start; 1146 unsigned int l2t_end; 1147 struct l2t_data *l2t; 1148 unsigned int clipt_start; 1149 unsigned int clipt_end; 1150 struct clip_tbl *clipt; 1151 unsigned int rawf_start; 1152 unsigned int rawf_cnt; 1153 struct smt_data *smt; 1154 struct cxgb4_uld_info *uld; 1155 void *uld_handle[CXGB4_ULD_MAX]; 1156 unsigned int num_uld; 1157 unsigned int num_ofld_uld; 1158 struct list_head list_node; 1159 struct list_head rcu_node; 1160 struct list_head mac_hlist; /* list of MAC addresses in MPS Hash */ 1161 struct list_head mps_ref; 1162 spinlock_t mps_ref_lock; /* lock for syncing mps ref/def activities */ 1163 1164 void *iscsi_ppm; 1165 1166 struct tid_info tids; 1167 void **tid_release_head; 1168 spinlock_t tid_release_lock; 1169 struct workqueue_struct *workq; 1170 struct work_struct tid_release_task; 1171 struct work_struct db_full_task; 1172 struct work_struct db_drop_task; 1173 struct work_struct fatal_err_notify_task; 1174 bool tid_release_task_busy; 1175 1176 /* lock for mailbox cmd list */ 1177 spinlock_t mbox_lock; 1178 struct mbox_list mlist; 1179 1180 /* support for mailbox command/reply logging */ 1181 #define T4_OS_LOG_MBOX_CMDS 256 1182 struct mbox_cmd_log *mbox_log; 1183 1184 struct mutex uld_mutex; 1185 1186 struct dentry *debugfs_root; 1187 bool use_bd; /* Use SGE Back Door intfc for reading SGE Contexts */ 1188 bool trace_rss; /* 1 implies that different RSS flit per filter is 1189 * used per filter else if 0 default RSS flit is 1190 * used for all 4 filters. 1191 */ 1192 1193 struct ptp_clock *ptp_clock; 1194 struct ptp_clock_info ptp_clock_info; 1195 struct sk_buff *ptp_tx_skb; 1196 /* ptp lock */ 1197 spinlock_t ptp_lock; 1198 spinlock_t stats_lock; 1199 spinlock_t win0_lock ____cacheline_aligned_in_smp; 1200 1201 /* TC u32 offload */ 1202 struct cxgb4_tc_u32_table *tc_u32; 1203 struct chcr_ktls chcr_ktls; 1204 struct chcr_stats_debug chcr_stats; 1205 #if IS_ENABLED(CONFIG_CHELSIO_TLS_DEVICE) 1206 struct ch_ktls_stats_debug ch_ktls_stats; 1207 #endif 1208 #if IS_ENABLED(CONFIG_CHELSIO_IPSEC_INLINE) 1209 struct ch_ipsec_stats_debug ch_ipsec_stats; 1210 #endif 1211 1212 /* TC flower offload */ 1213 bool tc_flower_initialized; 1214 struct rhashtable flower_tbl; 1215 struct rhashtable_params flower_ht_params; 1216 struct timer_list flower_stats_timer; 1217 struct work_struct flower_stats_work; 1218 1219 /* Ethtool Dump */ 1220 struct ethtool_dump eth_dump; 1221 1222 /* HMA */ 1223 struct hma_data hma; 1224 1225 struct srq_data *srq; 1226 1227 /* Dump buffer for collecting logs in kdump kernel */ 1228 struct vmcoredd_data vmcoredd; 1229 #if IS_ENABLED(CONFIG_THERMAL) 1230 struct ch_thermal ch_thermal; 1231 #endif 1232 1233 /* TC MQPRIO offload */ 1234 struct cxgb4_tc_mqprio *tc_mqprio; 1235 1236 /* TC MATCHALL classifier offload */ 1237 struct cxgb4_tc_matchall *tc_matchall; 1238 1239 /* Ethtool n-tuple */ 1240 struct cxgb4_ethtool_filter *ethtool_filters; 1241 }; 1242 1243 /* Support for "sched-class" command to allow a TX Scheduling Class to be 1244 * programmed with various parameters. 1245 */ 1246 struct ch_sched_params { 1247 u8 type; /* packet or flow */ 1248 union { 1249 struct { 1250 u8 level; /* scheduler hierarchy level */ 1251 u8 mode; /* per-class or per-flow */ 1252 u8 rateunit; /* bit or packet rate */ 1253 u8 ratemode; /* %port relative or kbps absolute */ 1254 u8 channel; /* scheduler channel [0..N] */ 1255 u8 class; /* scheduler class [0..N] */ 1256 u32 minrate; /* minimum rate */ 1257 u32 maxrate; /* maximum rate */ 1258 u16 weight; /* percent weight */ 1259 u16 pktsize; /* average packet size */ 1260 u16 burstsize; /* burst buffer size */ 1261 } params; 1262 } u; 1263 }; 1264 1265 enum { 1266 SCHED_CLASS_TYPE_PACKET = 0, /* class type */ 1267 }; 1268 1269 enum { 1270 SCHED_CLASS_LEVEL_CL_RL = 0, /* class rate limiter */ 1271 SCHED_CLASS_LEVEL_CH_RL = 2, /* channel rate limiter */ 1272 }; 1273 1274 enum { 1275 SCHED_CLASS_MODE_CLASS = 0, /* per-class scheduling */ 1276 SCHED_CLASS_MODE_FLOW, /* per-flow scheduling */ 1277 }; 1278 1279 enum { 1280 SCHED_CLASS_RATEUNIT_BITS = 0, /* bit rate scheduling */ 1281 }; 1282 1283 enum { 1284 SCHED_CLASS_RATEMODE_ABS = 1, /* Kb/s */ 1285 }; 1286 1287 /* Support for "sched_queue" command to allow one or more NIC TX Queues 1288 * to be bound to a TX Scheduling Class. 1289 */ 1290 struct ch_sched_queue { 1291 s8 queue; /* queue index */ 1292 s8 class; /* class index */ 1293 }; 1294 1295 /* Support for "sched_flowc" command to allow one or more FLOWC 1296 * to be bound to a TX Scheduling Class. 1297 */ 1298 struct ch_sched_flowc { 1299 s32 tid; /* TID to bind */ 1300 s8 class; /* class index */ 1301 }; 1302 1303 /* Defined bit width of user definable filter tuples 1304 */ 1305 #define ETHTYPE_BITWIDTH 16 1306 #define FRAG_BITWIDTH 1 1307 #define MACIDX_BITWIDTH 9 1308 #define FCOE_BITWIDTH 1 1309 #define IPORT_BITWIDTH 3 1310 #define MATCHTYPE_BITWIDTH 3 1311 #define PROTO_BITWIDTH 8 1312 #define TOS_BITWIDTH 8 1313 #define PF_BITWIDTH 8 1314 #define VF_BITWIDTH 8 1315 #define IVLAN_BITWIDTH 16 1316 #define OVLAN_BITWIDTH 16 1317 #define ENCAP_VNI_BITWIDTH 24 1318 1319 /* Filter matching rules. These consist of a set of ingress packet field 1320 * (value, mask) tuples. The associated ingress packet field matches the 1321 * tuple when ((field & mask) == value). (Thus a wildcard "don't care" field 1322 * rule can be constructed by specifying a tuple of (0, 0).) A filter rule 1323 * matches an ingress packet when all of the individual individual field 1324 * matching rules are true. 1325 * 1326 * Partial field masks are always valid, however, while it may be easy to 1327 * understand their meanings for some fields (e.g. IP address to match a 1328 * subnet), for others making sensible partial masks is less intuitive (e.g. 1329 * MPS match type) ... 1330 * 1331 * Most of the following data structures are modeled on T4 capabilities. 1332 * Drivers for earlier chips use the subsets which make sense for those chips. 1333 * We really need to come up with a hardware-independent mechanism to 1334 * represent hardware filter capabilities ... 1335 */ 1336 struct ch_filter_tuple { 1337 /* Compressed header matching field rules. The TP_VLAN_PRI_MAP 1338 * register selects which of these fields will participate in the 1339 * filter match rules -- up to a maximum of 36 bits. Because 1340 * TP_VLAN_PRI_MAP is a global register, all filters must use the same 1341 * set of fields. 1342 */ 1343 uint32_t ethtype:ETHTYPE_BITWIDTH; /* Ethernet type */ 1344 uint32_t frag:FRAG_BITWIDTH; /* IP fragmentation header */ 1345 uint32_t ivlan_vld:1; /* inner VLAN valid */ 1346 uint32_t ovlan_vld:1; /* outer VLAN valid */ 1347 uint32_t pfvf_vld:1; /* PF/VF valid */ 1348 uint32_t encap_vld:1; /* Encapsulation valid */ 1349 uint32_t macidx:MACIDX_BITWIDTH; /* exact match MAC index */ 1350 uint32_t fcoe:FCOE_BITWIDTH; /* FCoE packet */ 1351 uint32_t iport:IPORT_BITWIDTH; /* ingress port */ 1352 uint32_t matchtype:MATCHTYPE_BITWIDTH; /* MPS match type */ 1353 uint32_t proto:PROTO_BITWIDTH; /* protocol type */ 1354 uint32_t tos:TOS_BITWIDTH; /* TOS/Traffic Type */ 1355 uint32_t pf:PF_BITWIDTH; /* PCI-E PF ID */ 1356 uint32_t vf:VF_BITWIDTH; /* PCI-E VF ID */ 1357 uint32_t ivlan:IVLAN_BITWIDTH; /* inner VLAN */ 1358 uint32_t ovlan:OVLAN_BITWIDTH; /* outer VLAN */ 1359 uint32_t vni:ENCAP_VNI_BITWIDTH; /* VNI of tunnel */ 1360 1361 /* Uncompressed header matching field rules. These are always 1362 * available for field rules. 1363 */ 1364 uint8_t lip[16]; /* local IP address (IPv4 in [3:0]) */ 1365 uint8_t fip[16]; /* foreign IP address (IPv4 in [3:0]) */ 1366 uint16_t lport; /* local port */ 1367 uint16_t fport; /* foreign port */ 1368 }; 1369 1370 /* A filter ioctl command. 1371 */ 1372 struct ch_filter_specification { 1373 /* Administrative fields for filter. 1374 */ 1375 uint32_t hitcnts:1; /* count filter hits in TCB */ 1376 uint32_t prio:1; /* filter has priority over active/server */ 1377 1378 /* Fundamental filter typing. This is the one element of filter 1379 * matching that doesn't exist as a (value, mask) tuple. 1380 */ 1381 uint32_t type:1; /* 0 => IPv4, 1 => IPv6 */ 1382 u32 hash:1; /* 0 => wild-card, 1 => exact-match */ 1383 1384 /* Packet dispatch information. Ingress packets which match the 1385 * filter rules will be dropped, passed to the host or switched back 1386 * out as egress packets. 1387 */ 1388 uint32_t action:2; /* drop, pass, switch */ 1389 1390 uint32_t rpttid:1; /* report TID in RSS hash field */ 1391 1392 uint32_t dirsteer:1; /* 0 => RSS, 1 => steer to iq */ 1393 uint32_t iq:10; /* ingress queue */ 1394 1395 uint32_t maskhash:1; /* dirsteer=0: store RSS hash in TCB */ 1396 uint32_t dirsteerhash:1;/* dirsteer=1: 0 => TCB contains RSS hash */ 1397 /* 1 => TCB contains IQ ID */ 1398 1399 /* Switch proxy/rewrite fields. An ingress packet which matches a 1400 * filter with "switch" set will be looped back out as an egress 1401 * packet -- potentially with some Ethernet header rewriting. 1402 */ 1403 uint32_t eport:2; /* egress port to switch packet out */ 1404 uint32_t newdmac:1; /* rewrite destination MAC address */ 1405 uint32_t newsmac:1; /* rewrite source MAC address */ 1406 uint32_t newvlan:2; /* rewrite VLAN Tag */ 1407 uint32_t nat_mode:3; /* specify NAT operation mode */ 1408 uint8_t dmac[ETH_ALEN]; /* new destination MAC address */ 1409 uint8_t smac[ETH_ALEN]; /* new source MAC address */ 1410 uint16_t vlan; /* VLAN Tag to insert */ 1411 1412 u8 nat_lip[16]; /* local IP to use after NAT'ing */ 1413 u8 nat_fip[16]; /* foreign IP to use after NAT'ing */ 1414 u16 nat_lport; /* local port to use after NAT'ing */ 1415 u16 nat_fport; /* foreign port to use after NAT'ing */ 1416 1417 u32 tc_prio; /* TC's filter priority index */ 1418 u64 tc_cookie; /* Unique cookie identifying TC rules */ 1419 1420 /* reservation for future additions */ 1421 u8 rsvd[12]; 1422 1423 /* Filter rule value/mask pairs. 1424 */ 1425 struct ch_filter_tuple val; 1426 struct ch_filter_tuple mask; 1427 }; 1428 1429 enum { 1430 FILTER_PASS = 0, /* default */ 1431 FILTER_DROP, 1432 FILTER_SWITCH 1433 }; 1434 1435 enum { 1436 VLAN_NOCHANGE = 0, /* default */ 1437 VLAN_REMOVE, 1438 VLAN_INSERT, 1439 VLAN_REWRITE 1440 }; 1441 1442 enum { 1443 NAT_MODE_NONE = 0, /* No NAT performed */ 1444 NAT_MODE_DIP, /* NAT on Dst IP */ 1445 NAT_MODE_DIP_DP, /* NAT on Dst IP, Dst Port */ 1446 NAT_MODE_DIP_DP_SIP, /* NAT on Dst IP, Dst Port and Src IP */ 1447 NAT_MODE_DIP_DP_SP, /* NAT on Dst IP, Dst Port and Src Port */ 1448 NAT_MODE_SIP_SP, /* NAT on Src IP and Src Port */ 1449 NAT_MODE_DIP_SIP_SP, /* NAT on Dst IP, Src IP and Src Port */ 1450 NAT_MODE_ALL /* NAT on entire 4-tuple */ 1451 }; 1452 1453 #define CXGB4_FILTER_TYPE_MAX 2 1454 1455 /* Host shadow copy of ingress filter entry. This is in host native format 1456 * and doesn't match the ordering or bit order, etc. of the hardware of the 1457 * firmware command. The use of bit-field structure elements is purely to 1458 * remind ourselves of the field size limitations and save memory in the case 1459 * where the filter table is large. 1460 */ 1461 struct filter_entry { 1462 /* Administrative fields for filter. */ 1463 u32 valid:1; /* filter allocated and valid */ 1464 u32 locked:1; /* filter is administratively locked */ 1465 1466 u32 pending:1; /* filter action is pending firmware reply */ 1467 struct filter_ctx *ctx; /* Caller's completion hook */ 1468 struct l2t_entry *l2t; /* Layer Two Table entry for dmac */ 1469 struct smt_entry *smt; /* Source Mac Table entry for smac */ 1470 struct net_device *dev; /* Associated net device */ 1471 u32 tid; /* This will store the actual tid */ 1472 1473 /* The filter itself. Most of this is a straight copy of information 1474 * provided by the extended ioctl(). Some fields are translated to 1475 * internal forms -- for instance the Ingress Queue ID passed in from 1476 * the ioctl() is translated into the Absolute Ingress Queue ID. 1477 */ 1478 struct ch_filter_specification fs; 1479 }; 1480 1481 static inline int is_offload(const struct adapter *adap) 1482 { 1483 return adap->params.offload; 1484 } 1485 1486 static inline int is_hashfilter(const struct adapter *adap) 1487 { 1488 return adap->params.hash_filter; 1489 } 1490 1491 static inline int is_pci_uld(const struct adapter *adap) 1492 { 1493 return adap->params.crypto; 1494 } 1495 1496 static inline int is_uld(const struct adapter *adap) 1497 { 1498 return (adap->params.offload || adap->params.crypto); 1499 } 1500 1501 static inline int is_ethofld(const struct adapter *adap) 1502 { 1503 return adap->params.ethofld; 1504 } 1505 1506 static inline u32 t4_read_reg(struct adapter *adap, u32 reg_addr) 1507 { 1508 return readl(adap->regs + reg_addr); 1509 } 1510 1511 static inline void t4_write_reg(struct adapter *adap, u32 reg_addr, u32 val) 1512 { 1513 writel(val, adap->regs + reg_addr); 1514 } 1515 1516 #ifndef readq 1517 static inline u64 readq(const volatile void __iomem *addr) 1518 { 1519 return readl(addr) + ((u64)readl(addr + 4) << 32); 1520 } 1521 1522 static inline void writeq(u64 val, volatile void __iomem *addr) 1523 { 1524 writel(val, addr); 1525 writel(val >> 32, addr + 4); 1526 } 1527 #endif 1528 1529 static inline u64 t4_read_reg64(struct adapter *adap, u32 reg_addr) 1530 { 1531 return readq(adap->regs + reg_addr); 1532 } 1533 1534 static inline void t4_write_reg64(struct adapter *adap, u32 reg_addr, u64 val) 1535 { 1536 writeq(val, adap->regs + reg_addr); 1537 } 1538 1539 /** 1540 * t4_set_hw_addr - store a port's MAC address in SW 1541 * @adapter: the adapter 1542 * @port_idx: the port index 1543 * @hw_addr: the Ethernet address 1544 * 1545 * Store the Ethernet address of the given port in SW. Called by the common 1546 * code when it retrieves a port's Ethernet address from EEPROM. 1547 */ 1548 static inline void t4_set_hw_addr(struct adapter *adapter, int port_idx, 1549 u8 hw_addr[]) 1550 { 1551 ether_addr_copy(adapter->port[port_idx]->dev_addr, hw_addr); 1552 ether_addr_copy(adapter->port[port_idx]->perm_addr, hw_addr); 1553 } 1554 1555 /** 1556 * netdev2pinfo - return the port_info structure associated with a net_device 1557 * @dev: the netdev 1558 * 1559 * Return the struct port_info associated with a net_device 1560 */ 1561 static inline struct port_info *netdev2pinfo(const struct net_device *dev) 1562 { 1563 return netdev_priv(dev); 1564 } 1565 1566 /** 1567 * adap2pinfo - return the port_info of a port 1568 * @adap: the adapter 1569 * @idx: the port index 1570 * 1571 * Return the port_info structure for the port of the given index. 1572 */ 1573 static inline struct port_info *adap2pinfo(struct adapter *adap, int idx) 1574 { 1575 return netdev_priv(adap->port[idx]); 1576 } 1577 1578 /** 1579 * netdev2adap - return the adapter structure associated with a net_device 1580 * @dev: the netdev 1581 * 1582 * Return the struct adapter associated with a net_device 1583 */ 1584 static inline struct adapter *netdev2adap(const struct net_device *dev) 1585 { 1586 return netdev2pinfo(dev)->adapter; 1587 } 1588 1589 /* Return a version number to identify the type of adapter. The scheme is: 1590 * - bits 0..9: chip version 1591 * - bits 10..15: chip revision 1592 * - bits 16..23: register dump version 1593 */ 1594 static inline unsigned int mk_adap_vers(struct adapter *ap) 1595 { 1596 return CHELSIO_CHIP_VERSION(ap->params.chip) | 1597 (CHELSIO_CHIP_RELEASE(ap->params.chip) << 10) | (1 << 16); 1598 } 1599 1600 /* Return a queue's interrupt hold-off time in us. 0 means no timer. */ 1601 static inline unsigned int qtimer_val(const struct adapter *adap, 1602 const struct sge_rspq *q) 1603 { 1604 unsigned int idx = q->intr_params >> 1; 1605 1606 return idx < SGE_NTIMERS ? adap->sge.timer_val[idx] : 0; 1607 } 1608 1609 /* driver name used for ethtool_drvinfo */ 1610 extern char cxgb4_driver_name[]; 1611 1612 void t4_os_portmod_changed(struct adapter *adap, int port_id); 1613 void t4_os_link_changed(struct adapter *adap, int port_id, int link_stat); 1614 1615 void t4_free_sge_resources(struct adapter *adap); 1616 void t4_free_ofld_rxqs(struct adapter *adap, int n, struct sge_ofld_rxq *q); 1617 irq_handler_t t4_intr_handler(struct adapter *adap); 1618 netdev_tx_t t4_start_xmit(struct sk_buff *skb, struct net_device *dev); 1619 int cxgb4_selftest_lb_pkt(struct net_device *netdev); 1620 int t4_ethrx_handler(struct sge_rspq *q, const __be64 *rsp, 1621 const struct pkt_gl *gl); 1622 int t4_mgmt_tx(struct adapter *adap, struct sk_buff *skb); 1623 int t4_ofld_send(struct adapter *adap, struct sk_buff *skb); 1624 int t4_sge_alloc_rxq(struct adapter *adap, struct sge_rspq *iq, bool fwevtq, 1625 struct net_device *dev, int intr_idx, 1626 struct sge_fl *fl, rspq_handler_t hnd, 1627 rspq_flush_handler_t flush_handler, int cong); 1628 int t4_sge_alloc_eth_txq(struct adapter *adap, struct sge_eth_txq *txq, 1629 struct net_device *dev, struct netdev_queue *netdevq, 1630 unsigned int iqid, u8 dbqt); 1631 int t4_sge_alloc_ctrl_txq(struct adapter *adap, struct sge_ctrl_txq *txq, 1632 struct net_device *dev, unsigned int iqid, 1633 unsigned int cmplqid); 1634 int t4_sge_mod_ctrl_txq(struct adapter *adap, unsigned int eqid, 1635 unsigned int cmplqid); 1636 int t4_sge_alloc_uld_txq(struct adapter *adap, struct sge_uld_txq *txq, 1637 struct net_device *dev, unsigned int iqid, 1638 unsigned int uld_type); 1639 int t4_sge_alloc_ethofld_txq(struct adapter *adap, struct sge_eohw_txq *txq, 1640 struct net_device *dev, u32 iqid); 1641 void t4_sge_free_ethofld_txq(struct adapter *adap, struct sge_eohw_txq *txq); 1642 irqreturn_t t4_sge_intr_msix(int irq, void *cookie); 1643 int t4_sge_init(struct adapter *adap); 1644 void t4_sge_start(struct adapter *adap); 1645 void t4_sge_stop(struct adapter *adap); 1646 int t4_sge_eth_txq_egress_update(struct adapter *adap, struct sge_eth_txq *q, 1647 int maxreclaim); 1648 void cxgb4_set_ethtool_ops(struct net_device *netdev); 1649 int cxgb4_write_rss(const struct port_info *pi, const u16 *queues); 1650 enum cpl_tx_tnl_lso_type cxgb_encap_offload_supported(struct sk_buff *skb); 1651 extern int dbfifo_int_thresh; 1652 1653 #define for_each_port(adapter, iter) \ 1654 for (iter = 0; iter < (adapter)->params.nports; ++iter) 1655 1656 static inline int is_bypass(struct adapter *adap) 1657 { 1658 return adap->params.bypass; 1659 } 1660 1661 static inline int is_bypass_device(int device) 1662 { 1663 /* this should be set based upon device capabilities */ 1664 switch (device) { 1665 case 0x440b: 1666 case 0x440c: 1667 return 1; 1668 default: 1669 return 0; 1670 } 1671 } 1672 1673 static inline int is_10gbt_device(int device) 1674 { 1675 /* this should be set based upon device capabilities */ 1676 switch (device) { 1677 case 0x4409: 1678 case 0x4486: 1679 return 1; 1680 1681 default: 1682 return 0; 1683 } 1684 } 1685 1686 static inline unsigned int core_ticks_per_usec(const struct adapter *adap) 1687 { 1688 return adap->params.vpd.cclk / 1000; 1689 } 1690 1691 static inline unsigned int us_to_core_ticks(const struct adapter *adap, 1692 unsigned int us) 1693 { 1694 return (us * adap->params.vpd.cclk) / 1000; 1695 } 1696 1697 static inline unsigned int core_ticks_to_us(const struct adapter *adapter, 1698 unsigned int ticks) 1699 { 1700 /* add Core Clock / 2 to round ticks to nearest uS */ 1701 return ((ticks * 1000 + adapter->params.vpd.cclk/2) / 1702 adapter->params.vpd.cclk); 1703 } 1704 1705 static inline unsigned int dack_ticks_to_usec(const struct adapter *adap, 1706 unsigned int ticks) 1707 { 1708 return (ticks << adap->params.tp.dack_re) / core_ticks_per_usec(adap); 1709 } 1710 1711 void t4_set_reg_field(struct adapter *adap, unsigned int addr, u32 mask, 1712 u32 val); 1713 1714 int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox, const void *cmd, 1715 int size, void *rpl, bool sleep_ok, int timeout); 1716 int t4_wr_mbox_meat(struct adapter *adap, int mbox, const void *cmd, int size, 1717 void *rpl, bool sleep_ok); 1718 1719 static inline int t4_wr_mbox_timeout(struct adapter *adap, int mbox, 1720 const void *cmd, int size, void *rpl, 1721 int timeout) 1722 { 1723 return t4_wr_mbox_meat_timeout(adap, mbox, cmd, size, rpl, true, 1724 timeout); 1725 } 1726 1727 static inline int t4_wr_mbox(struct adapter *adap, int mbox, const void *cmd, 1728 int size, void *rpl) 1729 { 1730 return t4_wr_mbox_meat(adap, mbox, cmd, size, rpl, true); 1731 } 1732 1733 static inline int t4_wr_mbox_ns(struct adapter *adap, int mbox, const void *cmd, 1734 int size, void *rpl) 1735 { 1736 return t4_wr_mbox_meat(adap, mbox, cmd, size, rpl, false); 1737 } 1738 1739 /** 1740 * hash_mac_addr - return the hash value of a MAC address 1741 * @addr: the 48-bit Ethernet MAC address 1742 * 1743 * Hashes a MAC address according to the hash function used by HW inexact 1744 * (hash) address matching. 1745 */ 1746 static inline int hash_mac_addr(const u8 *addr) 1747 { 1748 u32 a = ((u32)addr[0] << 16) | ((u32)addr[1] << 8) | addr[2]; 1749 u32 b = ((u32)addr[3] << 16) | ((u32)addr[4] << 8) | addr[5]; 1750 1751 a ^= b; 1752 a ^= (a >> 12); 1753 a ^= (a >> 6); 1754 return a & 0x3f; 1755 } 1756 1757 int cxgb4_set_rspq_intr_params(struct sge_rspq *q, unsigned int us, 1758 unsigned int cnt); 1759 static inline void init_rspq(struct adapter *adap, struct sge_rspq *q, 1760 unsigned int us, unsigned int cnt, 1761 unsigned int size, unsigned int iqe_size) 1762 { 1763 q->adap = adap; 1764 cxgb4_set_rspq_intr_params(q, us, cnt); 1765 q->iqe_len = iqe_size; 1766 q->size = size; 1767 } 1768 1769 /** 1770 * t4_is_inserted_mod_type - is a plugged in Firmware Module Type 1771 * @fw_mod_type: the Firmware Mofule Type 1772 * 1773 * Return whether the Firmware Module Type represents a real Transceiver 1774 * Module/Cable Module Type which has been inserted. 1775 */ 1776 static inline bool t4_is_inserted_mod_type(unsigned int fw_mod_type) 1777 { 1778 return (fw_mod_type != FW_PORT_MOD_TYPE_NONE && 1779 fw_mod_type != FW_PORT_MOD_TYPE_NOTSUPPORTED && 1780 fw_mod_type != FW_PORT_MOD_TYPE_UNKNOWN && 1781 fw_mod_type != FW_PORT_MOD_TYPE_ERROR); 1782 } 1783 1784 void t4_write_indirect(struct adapter *adap, unsigned int addr_reg, 1785 unsigned int data_reg, const u32 *vals, 1786 unsigned int nregs, unsigned int start_idx); 1787 void t4_read_indirect(struct adapter *adap, unsigned int addr_reg, 1788 unsigned int data_reg, u32 *vals, unsigned int nregs, 1789 unsigned int start_idx); 1790 void t4_hw_pci_read_cfg4(struct adapter *adapter, int reg, u32 *val); 1791 1792 struct fw_filter_wr; 1793 1794 void t4_intr_enable(struct adapter *adapter); 1795 void t4_intr_disable(struct adapter *adapter); 1796 int t4_slow_intr_handler(struct adapter *adapter); 1797 1798 int t4_wait_dev_ready(void __iomem *regs); 1799 1800 fw_port_cap32_t t4_link_acaps(struct adapter *adapter, unsigned int port, 1801 struct link_config *lc); 1802 int t4_link_l1cfg_core(struct adapter *adap, unsigned int mbox, 1803 unsigned int port, struct link_config *lc, 1804 u8 sleep_ok, int timeout); 1805 1806 static inline int t4_link_l1cfg(struct adapter *adapter, unsigned int mbox, 1807 unsigned int port, struct link_config *lc) 1808 { 1809 return t4_link_l1cfg_core(adapter, mbox, port, lc, 1810 true, FW_CMD_MAX_TIMEOUT); 1811 } 1812 1813 static inline int t4_link_l1cfg_ns(struct adapter *adapter, unsigned int mbox, 1814 unsigned int port, struct link_config *lc) 1815 { 1816 return t4_link_l1cfg_core(adapter, mbox, port, lc, 1817 false, FW_CMD_MAX_TIMEOUT); 1818 } 1819 1820 int t4_restart_aneg(struct adapter *adap, unsigned int mbox, unsigned int port); 1821 1822 u32 t4_read_pcie_cfg4(struct adapter *adap, int reg); 1823 u32 t4_get_util_window(struct adapter *adap); 1824 void t4_setup_memwin(struct adapter *adap, u32 memwin_base, u32 window); 1825 1826 int t4_memory_rw_init(struct adapter *adap, int win, int mtype, u32 *mem_off, 1827 u32 *mem_base, u32 *mem_aperture); 1828 void t4_memory_update_win(struct adapter *adap, int win, u32 addr); 1829 void t4_memory_rw_residual(struct adapter *adap, u32 off, u32 addr, u8 *buf, 1830 int dir); 1831 #define T4_MEMORY_WRITE 0 1832 #define T4_MEMORY_READ 1 1833 int t4_memory_rw(struct adapter *adap, int win, int mtype, u32 addr, u32 len, 1834 void *buf, int dir); 1835 static inline int t4_memory_write(struct adapter *adap, int mtype, u32 addr, 1836 u32 len, __be32 *buf) 1837 { 1838 return t4_memory_rw(adap, 0, mtype, addr, len, buf, 0); 1839 } 1840 1841 unsigned int t4_get_regs_len(struct adapter *adapter); 1842 void t4_get_regs(struct adapter *adap, void *buf, size_t buf_size); 1843 1844 int t4_eeprom_ptov(unsigned int phys_addr, unsigned int fn, unsigned int sz); 1845 int t4_seeprom_wp(struct adapter *adapter, bool enable); 1846 int t4_get_raw_vpd_params(struct adapter *adapter, struct vpd_params *p); 1847 int t4_get_vpd_params(struct adapter *adapter, struct vpd_params *p); 1848 int t4_get_pfres(struct adapter *adapter); 1849 int t4_read_flash(struct adapter *adapter, unsigned int addr, 1850 unsigned int nwords, u32 *data, int byte_oriented); 1851 int t4_load_fw(struct adapter *adapter, const u8 *fw_data, unsigned int size); 1852 int t4_load_phy_fw(struct adapter *adap, int win, 1853 int (*phy_fw_version)(const u8 *, size_t), 1854 const u8 *phy_fw_data, size_t phy_fw_size); 1855 int t4_phy_fw_ver(struct adapter *adap, int *phy_fw_ver); 1856 int t4_fwcache(struct adapter *adap, enum fw_params_param_dev_fwcache op); 1857 int t4_fw_upgrade(struct adapter *adap, unsigned int mbox, 1858 const u8 *fw_data, unsigned int size, int force); 1859 int t4_fl_pkt_align(struct adapter *adap); 1860 unsigned int t4_flash_cfg_addr(struct adapter *adapter); 1861 int t4_check_fw_version(struct adapter *adap); 1862 int t4_load_cfg(struct adapter *adapter, const u8 *cfg_data, unsigned int size); 1863 int t4_get_fw_version(struct adapter *adapter, u32 *vers); 1864 int t4_get_bs_version(struct adapter *adapter, u32 *vers); 1865 int t4_get_tp_version(struct adapter *adapter, u32 *vers); 1866 int t4_get_exprom_version(struct adapter *adapter, u32 *vers); 1867 int t4_get_scfg_version(struct adapter *adapter, u32 *vers); 1868 int t4_get_vpd_version(struct adapter *adapter, u32 *vers); 1869 int t4_get_version_info(struct adapter *adapter); 1870 void t4_dump_version_info(struct adapter *adapter); 1871 int t4_prep_fw(struct adapter *adap, struct fw_info *fw_info, 1872 const u8 *fw_data, unsigned int fw_size, 1873 struct fw_hdr *card_fw, enum dev_state state, int *reset); 1874 int t4_prep_adapter(struct adapter *adapter); 1875 int t4_shutdown_adapter(struct adapter *adapter); 1876 1877 enum t4_bar2_qtype { T4_BAR2_QTYPE_EGRESS, T4_BAR2_QTYPE_INGRESS }; 1878 int t4_bar2_sge_qregs(struct adapter *adapter, 1879 unsigned int qid, 1880 enum t4_bar2_qtype qtype, 1881 int user, 1882 u64 *pbar2_qoffset, 1883 unsigned int *pbar2_qid); 1884 1885 unsigned int qtimer_val(const struct adapter *adap, 1886 const struct sge_rspq *q); 1887 1888 int t4_init_devlog_params(struct adapter *adapter); 1889 int t4_init_sge_params(struct adapter *adapter); 1890 int t4_init_tp_params(struct adapter *adap, bool sleep_ok); 1891 int t4_filter_field_shift(const struct adapter *adap, int filter_sel); 1892 int t4_init_rss_mode(struct adapter *adap, int mbox); 1893 int t4_init_portinfo(struct port_info *pi, int mbox, 1894 int port, int pf, int vf, u8 mac[]); 1895 int t4_port_init(struct adapter *adap, int mbox, int pf, int vf); 1896 int t4_init_port_mirror(struct port_info *pi, u8 mbox, u8 port, u8 pf, u8 vf, 1897 u16 *mirror_viid); 1898 void t4_fatal_err(struct adapter *adapter); 1899 unsigned int t4_chip_rss_size(struct adapter *adapter); 1900 int t4_config_rss_range(struct adapter *adapter, int mbox, unsigned int viid, 1901 int start, int n, const u16 *rspq, unsigned int nrspq); 1902 int t4_config_glbl_rss(struct adapter *adapter, int mbox, unsigned int mode, 1903 unsigned int flags); 1904 int t4_config_vi_rss(struct adapter *adapter, int mbox, unsigned int viid, 1905 unsigned int flags, unsigned int defq); 1906 int t4_read_rss(struct adapter *adapter, u16 *entries); 1907 void t4_read_rss_key(struct adapter *adapter, u32 *key, bool sleep_ok); 1908 void t4_write_rss_key(struct adapter *adap, const u32 *key, int idx, 1909 bool sleep_ok); 1910 void t4_read_rss_pf_config(struct adapter *adapter, unsigned int index, 1911 u32 *valp, bool sleep_ok); 1912 void t4_read_rss_vf_config(struct adapter *adapter, unsigned int index, 1913 u32 *vfl, u32 *vfh, bool sleep_ok); 1914 u32 t4_read_rss_pf_map(struct adapter *adapter, bool sleep_ok); 1915 u32 t4_read_rss_pf_mask(struct adapter *adapter, bool sleep_ok); 1916 1917 unsigned int t4_get_mps_bg_map(struct adapter *adapter, int pidx); 1918 unsigned int t4_get_tp_ch_map(struct adapter *adapter, int pidx); 1919 void t4_pmtx_get_stats(struct adapter *adap, u32 cnt[], u64 cycles[]); 1920 void t4_pmrx_get_stats(struct adapter *adap, u32 cnt[], u64 cycles[]); 1921 int t4_read_cim_ibq(struct adapter *adap, unsigned int qid, u32 *data, 1922 size_t n); 1923 int t4_read_cim_obq(struct adapter *adap, unsigned int qid, u32 *data, 1924 size_t n); 1925 int t4_cim_read(struct adapter *adap, unsigned int addr, unsigned int n, 1926 unsigned int *valp); 1927 int t4_cim_write(struct adapter *adap, unsigned int addr, unsigned int n, 1928 const unsigned int *valp); 1929 int t4_cim_read_la(struct adapter *adap, u32 *la_buf, unsigned int *wrptr); 1930 void t4_cim_read_pif_la(struct adapter *adap, u32 *pif_req, u32 *pif_rsp, 1931 unsigned int *pif_req_wrptr, 1932 unsigned int *pif_rsp_wrptr); 1933 void t4_cim_read_ma_la(struct adapter *adap, u32 *ma_req, u32 *ma_rsp); 1934 void t4_read_cimq_cfg(struct adapter *adap, u16 *base, u16 *size, u16 *thres); 1935 const char *t4_get_port_type_description(enum fw_port_type port_type); 1936 void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p); 1937 void t4_get_port_stats_offset(struct adapter *adap, int idx, 1938 struct port_stats *stats, 1939 struct port_stats *offset); 1940 void t4_get_lb_stats(struct adapter *adap, int idx, struct lb_port_stats *p); 1941 void t4_read_mtu_tbl(struct adapter *adap, u16 *mtus, u8 *mtu_log); 1942 void t4_read_cong_tbl(struct adapter *adap, u16 incr[NMTUS][NCCTRL_WIN]); 1943 void t4_tp_wr_bits_indirect(struct adapter *adap, unsigned int addr, 1944 unsigned int mask, unsigned int val); 1945 void t4_tp_read_la(struct adapter *adap, u64 *la_buf, unsigned int *wrptr); 1946 void t4_tp_get_err_stats(struct adapter *adap, struct tp_err_stats *st, 1947 bool sleep_ok); 1948 void t4_tp_get_cpl_stats(struct adapter *adap, struct tp_cpl_stats *st, 1949 bool sleep_ok); 1950 void t4_tp_get_rdma_stats(struct adapter *adap, struct tp_rdma_stats *st, 1951 bool sleep_ok); 1952 void t4_get_usm_stats(struct adapter *adap, struct tp_usm_stats *st, 1953 bool sleep_ok); 1954 void t4_tp_get_tcp_stats(struct adapter *adap, struct tp_tcp_stats *v4, 1955 struct tp_tcp_stats *v6, bool sleep_ok); 1956 void t4_get_fcoe_stats(struct adapter *adap, unsigned int idx, 1957 struct tp_fcoe_stats *st, bool sleep_ok); 1958 void t4_load_mtus(struct adapter *adap, const unsigned short *mtus, 1959 const unsigned short *alpha, const unsigned short *beta); 1960 1961 void t4_ulprx_read_la(struct adapter *adap, u32 *la_buf); 1962 1963 void t4_get_chan_txrate(struct adapter *adap, u64 *nic_rate, u64 *ofld_rate); 1964 void t4_mk_filtdelwr(unsigned int ftid, struct fw_filter_wr *wr, int qid); 1965 1966 void t4_wol_magic_enable(struct adapter *adap, unsigned int port, 1967 const u8 *addr); 1968 int t4_wol_pat_enable(struct adapter *adap, unsigned int port, unsigned int map, 1969 u64 mask0, u64 mask1, unsigned int crc, bool enable); 1970 1971 int t4_fw_hello(struct adapter *adap, unsigned int mbox, unsigned int evt_mbox, 1972 enum dev_master master, enum dev_state *state); 1973 int t4_fw_bye(struct adapter *adap, unsigned int mbox); 1974 int t4_early_init(struct adapter *adap, unsigned int mbox); 1975 int t4_fw_reset(struct adapter *adap, unsigned int mbox, int reset); 1976 int t4_fixup_host_params(struct adapter *adap, unsigned int page_size, 1977 unsigned int cache_line_size); 1978 int t4_fw_initialize(struct adapter *adap, unsigned int mbox); 1979 int t4_query_params(struct adapter *adap, unsigned int mbox, unsigned int pf, 1980 unsigned int vf, unsigned int nparams, const u32 *params, 1981 u32 *val); 1982 int t4_query_params_ns(struct adapter *adap, unsigned int mbox, unsigned int pf, 1983 unsigned int vf, unsigned int nparams, const u32 *params, 1984 u32 *val); 1985 int t4_query_params_rw(struct adapter *adap, unsigned int mbox, unsigned int pf, 1986 unsigned int vf, unsigned int nparams, const u32 *params, 1987 u32 *val, int rw, bool sleep_ok); 1988 int t4_set_params_timeout(struct adapter *adap, unsigned int mbox, 1989 unsigned int pf, unsigned int vf, 1990 unsigned int nparams, const u32 *params, 1991 const u32 *val, int timeout); 1992 int t4_set_params(struct adapter *adap, unsigned int mbox, unsigned int pf, 1993 unsigned int vf, unsigned int nparams, const u32 *params, 1994 const u32 *val); 1995 int t4_cfg_pfvf(struct adapter *adap, unsigned int mbox, unsigned int pf, 1996 unsigned int vf, unsigned int txq, unsigned int txq_eth_ctrl, 1997 unsigned int rxqi, unsigned int rxq, unsigned int tc, 1998 unsigned int vi, unsigned int cmask, unsigned int pmask, 1999 unsigned int nexact, unsigned int rcaps, unsigned int wxcaps); 2000 int t4_alloc_vi(struct adapter *adap, unsigned int mbox, unsigned int port, 2001 unsigned int pf, unsigned int vf, unsigned int nmac, u8 *mac, 2002 unsigned int *rss_size, u8 *vivld, u8 *vin); 2003 int t4_free_vi(struct adapter *adap, unsigned int mbox, 2004 unsigned int pf, unsigned int vf, 2005 unsigned int viid); 2006 int t4_set_rxmode(struct adapter *adap, unsigned int mbox, unsigned int viid, 2007 unsigned int viid_mirror, int mtu, int promisc, int all_multi, 2008 int bcast, int vlanex, bool sleep_ok); 2009 int t4_free_raw_mac_filt(struct adapter *adap, unsigned int viid, 2010 const u8 *addr, const u8 *mask, unsigned int idx, 2011 u8 lookup_type, u8 port_id, bool sleep_ok); 2012 int t4_free_encap_mac_filt(struct adapter *adap, unsigned int viid, int idx, 2013 bool sleep_ok); 2014 int t4_alloc_encap_mac_filt(struct adapter *adap, unsigned int viid, 2015 const u8 *addr, const u8 *mask, unsigned int vni, 2016 unsigned int vni_mask, u8 dip_hit, u8 lookup_type, 2017 bool sleep_ok); 2018 int t4_alloc_raw_mac_filt(struct adapter *adap, unsigned int viid, 2019 const u8 *addr, const u8 *mask, unsigned int idx, 2020 u8 lookup_type, u8 port_id, bool sleep_ok); 2021 int t4_alloc_mac_filt(struct adapter *adap, unsigned int mbox, 2022 unsigned int viid, bool free, unsigned int naddr, 2023 const u8 **addr, u16 *idx, u64 *hash, bool sleep_ok); 2024 int t4_free_mac_filt(struct adapter *adap, unsigned int mbox, 2025 unsigned int viid, unsigned int naddr, 2026 const u8 **addr, bool sleep_ok); 2027 int t4_change_mac(struct adapter *adap, unsigned int mbox, unsigned int viid, 2028 int idx, const u8 *addr, bool persist, u8 *smt_idx); 2029 int t4_set_addr_hash(struct adapter *adap, unsigned int mbox, unsigned int viid, 2030 bool ucast, u64 vec, bool sleep_ok); 2031 int t4_enable_vi_params(struct adapter *adap, unsigned int mbox, 2032 unsigned int viid, bool rx_en, bool tx_en, bool dcb_en); 2033 int t4_enable_pi_params(struct adapter *adap, unsigned int mbox, 2034 struct port_info *pi, 2035 bool rx_en, bool tx_en, bool dcb_en); 2036 int t4_enable_vi(struct adapter *adap, unsigned int mbox, unsigned int viid, 2037 bool rx_en, bool tx_en); 2038 int t4_identify_port(struct adapter *adap, unsigned int mbox, unsigned int viid, 2039 unsigned int nblinks); 2040 int t4_mdio_rd(struct adapter *adap, unsigned int mbox, unsigned int phy_addr, 2041 unsigned int mmd, unsigned int reg, u16 *valp); 2042 int t4_mdio_wr(struct adapter *adap, unsigned int mbox, unsigned int phy_addr, 2043 unsigned int mmd, unsigned int reg, u16 val); 2044 int t4_iq_stop(struct adapter *adap, unsigned int mbox, unsigned int pf, 2045 unsigned int vf, unsigned int iqtype, unsigned int iqid, 2046 unsigned int fl0id, unsigned int fl1id); 2047 int t4_iq_free(struct adapter *adap, unsigned int mbox, unsigned int pf, 2048 unsigned int vf, unsigned int iqtype, unsigned int iqid, 2049 unsigned int fl0id, unsigned int fl1id); 2050 int t4_eth_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf, 2051 unsigned int vf, unsigned int eqid); 2052 int t4_ctrl_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf, 2053 unsigned int vf, unsigned int eqid); 2054 int t4_ofld_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf, 2055 unsigned int vf, unsigned int eqid); 2056 int t4_sge_ctxt_flush(struct adapter *adap, unsigned int mbox, int ctxt_type); 2057 int t4_read_sge_dbqtimers(struct adapter *adap, unsigned int ndbqtimers, 2058 u16 *dbqtimers); 2059 void t4_handle_get_port_info(struct port_info *pi, const __be64 *rpl); 2060 int t4_update_port_info(struct port_info *pi); 2061 int t4_get_link_params(struct port_info *pi, unsigned int *link_okp, 2062 unsigned int *speedp, unsigned int *mtup); 2063 int t4_handle_fw_rpl(struct adapter *adap, const __be64 *rpl); 2064 void t4_db_full(struct adapter *adapter); 2065 void t4_db_dropped(struct adapter *adapter); 2066 int t4_set_trace_filter(struct adapter *adapter, const struct trace_params *tp, 2067 int filter_index, int enable); 2068 void t4_get_trace_filter(struct adapter *adapter, struct trace_params *tp, 2069 int filter_index, int *enabled); 2070 int t4_fwaddrspace_write(struct adapter *adap, unsigned int mbox, 2071 u32 addr, u32 val); 2072 void t4_read_pace_tbl(struct adapter *adap, unsigned int pace_vals[NTX_SCHED]); 2073 void t4_get_tx_sched(struct adapter *adap, unsigned int sched, 2074 unsigned int *kbps, unsigned int *ipg, bool sleep_ok); 2075 int t4_sge_ctxt_rd(struct adapter *adap, unsigned int mbox, unsigned int cid, 2076 enum ctxt_type ctype, u32 *data); 2077 int t4_sge_ctxt_rd_bd(struct adapter *adap, unsigned int cid, 2078 enum ctxt_type ctype, u32 *data); 2079 int t4_sched_params(struct adapter *adapter, u8 type, u8 level, u8 mode, 2080 u8 rateunit, u8 ratemode, u8 channel, u8 class, 2081 u32 minrate, u32 maxrate, u16 weight, u16 pktsize, 2082 u16 burstsize); 2083 void t4_sge_decode_idma_state(struct adapter *adapter, int state); 2084 void t4_idma_monitor_init(struct adapter *adapter, 2085 struct sge_idma_monitor_state *idma); 2086 void t4_idma_monitor(struct adapter *adapter, 2087 struct sge_idma_monitor_state *idma, 2088 int hz, int ticks); 2089 int t4_set_vf_mac_acl(struct adapter *adapter, unsigned int vf, 2090 unsigned int naddr, u8 *addr); 2091 void t4_tp_pio_read(struct adapter *adap, u32 *buff, u32 nregs, 2092 u32 start_index, bool sleep_ok); 2093 void t4_tp_tm_pio_read(struct adapter *adap, u32 *buff, u32 nregs, 2094 u32 start_index, bool sleep_ok); 2095 void t4_tp_mib_read(struct adapter *adap, u32 *buff, u32 nregs, 2096 u32 start_index, bool sleep_ok); 2097 2098 void t4_uld_mem_free(struct adapter *adap); 2099 int t4_uld_mem_alloc(struct adapter *adap); 2100 void t4_uld_clean_up(struct adapter *adap); 2101 void t4_register_netevent_notifier(void); 2102 int t4_i2c_rd(struct adapter *adap, unsigned int mbox, int port, 2103 unsigned int devid, unsigned int offset, 2104 unsigned int len, u8 *buf); 2105 int t4_load_boot(struct adapter *adap, u8 *boot_data, 2106 unsigned int boot_addr, unsigned int size); 2107 int t4_load_bootcfg(struct adapter *adap, 2108 const u8 *cfg_data, unsigned int size); 2109 void free_rspq_fl(struct adapter *adap, struct sge_rspq *rq, struct sge_fl *fl); 2110 void free_tx_desc(struct adapter *adap, struct sge_txq *q, 2111 unsigned int n, bool unmap); 2112 void cxgb4_eosw_txq_free_desc(struct adapter *adap, struct sge_eosw_txq *txq, 2113 u32 ndesc); 2114 int cxgb4_ethofld_send_flowc(struct net_device *dev, u32 eotid, u32 tc); 2115 void cxgb4_ethofld_restart(struct tasklet_struct *t); 2116 int cxgb4_ethofld_rx_handler(struct sge_rspq *q, const __be64 *rsp, 2117 const struct pkt_gl *si); 2118 void free_txq(struct adapter *adap, struct sge_txq *q); 2119 void cxgb4_reclaim_completed_tx(struct adapter *adap, 2120 struct sge_txq *q, bool unmap); 2121 int cxgb4_map_skb(struct device *dev, const struct sk_buff *skb, 2122 dma_addr_t *addr); 2123 void cxgb4_inline_tx_skb(const struct sk_buff *skb, const struct sge_txq *q, 2124 void *pos); 2125 void cxgb4_write_sgl(const struct sk_buff *skb, struct sge_txq *q, 2126 struct ulptx_sgl *sgl, u64 *end, unsigned int start, 2127 const dma_addr_t *addr); 2128 void cxgb4_write_partial_sgl(const struct sk_buff *skb, struct sge_txq *q, 2129 struct ulptx_sgl *sgl, u64 *end, 2130 const dma_addr_t *addr, u32 start, u32 send_len); 2131 void cxgb4_ring_tx_db(struct adapter *adap, struct sge_txq *q, int n); 2132 int t4_set_vlan_acl(struct adapter *adap, unsigned int mbox, unsigned int vf, 2133 u16 vlan); 2134 int cxgb4_dcb_enabled(const struct net_device *dev); 2135 2136 int cxgb4_thermal_init(struct adapter *adap); 2137 int cxgb4_thermal_remove(struct adapter *adap); 2138 int cxgb4_set_msix_aff(struct adapter *adap, unsigned short vec, 2139 cpumask_var_t *aff_mask, int idx); 2140 void cxgb4_clear_msix_aff(unsigned short vec, cpumask_var_t aff_mask); 2141 2142 int cxgb4_change_mac(struct port_info *pi, unsigned int viid, 2143 int *tcam_idx, const u8 *addr, 2144 bool persistent, u8 *smt_idx); 2145 2146 int cxgb4_alloc_mac_filt(struct adapter *adap, unsigned int viid, 2147 bool free, unsigned int naddr, 2148 const u8 **addr, u16 *idx, 2149 u64 *hash, bool sleep_ok); 2150 int cxgb4_free_mac_filt(struct adapter *adap, unsigned int viid, 2151 unsigned int naddr, const u8 **addr, bool sleep_ok); 2152 int cxgb4_init_mps_ref_entries(struct adapter *adap); 2153 void cxgb4_free_mps_ref_entries(struct adapter *adap); 2154 int cxgb4_alloc_encap_mac_filt(struct adapter *adap, unsigned int viid, 2155 const u8 *addr, const u8 *mask, 2156 unsigned int vni, unsigned int vni_mask, 2157 u8 dip_hit, u8 lookup_type, bool sleep_ok); 2158 int cxgb4_free_encap_mac_filt(struct adapter *adap, unsigned int viid, 2159 int idx, bool sleep_ok); 2160 int cxgb4_free_raw_mac_filt(struct adapter *adap, 2161 unsigned int viid, 2162 const u8 *addr, 2163 const u8 *mask, 2164 unsigned int idx, 2165 u8 lookup_type, 2166 u8 port_id, 2167 bool sleep_ok); 2168 int cxgb4_alloc_raw_mac_filt(struct adapter *adap, 2169 unsigned int viid, 2170 const u8 *addr, 2171 const u8 *mask, 2172 unsigned int idx, 2173 u8 lookup_type, 2174 u8 port_id, 2175 bool sleep_ok); 2176 int cxgb4_update_mac_filt(struct port_info *pi, unsigned int viid, 2177 int *tcam_idx, const u8 *addr, 2178 bool persistent, u8 *smt_idx); 2179 int cxgb4_get_msix_idx_from_bmap(struct adapter *adap); 2180 void cxgb4_free_msix_idx_in_bmap(struct adapter *adap, u32 msix_idx); 2181 int cxgb_open(struct net_device *dev); 2182 int cxgb_close(struct net_device *dev); 2183 void cxgb4_enable_rx(struct adapter *adap, struct sge_rspq *q); 2184 void cxgb4_quiesce_rx(struct sge_rspq *q); 2185 int cxgb4_port_mirror_alloc(struct net_device *dev); 2186 void cxgb4_port_mirror_free(struct net_device *dev); 2187 #if IS_ENABLED(CONFIG_CHELSIO_TLS_DEVICE) 2188 int cxgb4_set_ktls_feature(struct adapter *adap, bool enable); 2189 #endif 2190 #endif /* __CXGB4_H__ */ 2191