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