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