1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2011 Chelsio Communications, Inc. 5 * All rights reserved. 6 * Written by: Navdeep Parhar <np@FreeBSD.org> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 #include "opt_ddb.h" 34 #include "opt_inet.h" 35 #include "opt_inet6.h" 36 #include "opt_ratelimit.h" 37 #include "opt_rss.h" 38 39 #include <sys/param.h> 40 #include <sys/conf.h> 41 #include <sys/priv.h> 42 #include <sys/kernel.h> 43 #include <sys/bus.h> 44 #include <sys/module.h> 45 #include <sys/malloc.h> 46 #include <sys/queue.h> 47 #include <sys/taskqueue.h> 48 #include <sys/pciio.h> 49 #include <dev/pci/pcireg.h> 50 #include <dev/pci/pcivar.h> 51 #include <dev/pci/pci_private.h> 52 #include <sys/firmware.h> 53 #include <sys/sbuf.h> 54 #include <sys/smp.h> 55 #include <sys/socket.h> 56 #include <sys/sockio.h> 57 #include <sys/sysctl.h> 58 #include <net/ethernet.h> 59 #include <net/if.h> 60 #include <net/if_types.h> 61 #include <net/if_dl.h> 62 #include <net/if_vlan_var.h> 63 #ifdef RSS 64 #include <net/rss_config.h> 65 #endif 66 #if defined(__i386__) || defined(__amd64__) 67 #include <machine/md_var.h> 68 #include <machine/cputypes.h> 69 #include <vm/vm.h> 70 #include <vm/pmap.h> 71 #endif 72 #include <crypto/rijndael/rijndael.h> 73 #ifdef DDB 74 #include <ddb/ddb.h> 75 #include <ddb/db_lex.h> 76 #endif 77 78 #include "common/common.h" 79 #include "common/t4_msg.h" 80 #include "common/t4_regs.h" 81 #include "common/t4_regs_values.h" 82 #include "cudbg/cudbg.h" 83 #include "t4_ioctl.h" 84 #include "t4_l2t.h" 85 #include "t4_mp_ring.h" 86 #include "t4_if.h" 87 #include "t4_smt.h" 88 89 /* T4 bus driver interface */ 90 static int t4_probe(device_t); 91 static int t4_attach(device_t); 92 static int t4_detach(device_t); 93 static int t4_ready(device_t); 94 static int t4_read_port_device(device_t, int, device_t *); 95 static device_method_t t4_methods[] = { 96 DEVMETHOD(device_probe, t4_probe), 97 DEVMETHOD(device_attach, t4_attach), 98 DEVMETHOD(device_detach, t4_detach), 99 100 DEVMETHOD(t4_is_main_ready, t4_ready), 101 DEVMETHOD(t4_read_port_device, t4_read_port_device), 102 103 DEVMETHOD_END 104 }; 105 static driver_t t4_driver = { 106 "t4nex", 107 t4_methods, 108 sizeof(struct adapter) 109 }; 110 111 112 /* T4 port (cxgbe) interface */ 113 static int cxgbe_probe(device_t); 114 static int cxgbe_attach(device_t); 115 static int cxgbe_detach(device_t); 116 device_method_t cxgbe_methods[] = { 117 DEVMETHOD(device_probe, cxgbe_probe), 118 DEVMETHOD(device_attach, cxgbe_attach), 119 DEVMETHOD(device_detach, cxgbe_detach), 120 { 0, 0 } 121 }; 122 static driver_t cxgbe_driver = { 123 "cxgbe", 124 cxgbe_methods, 125 sizeof(struct port_info) 126 }; 127 128 /* T4 VI (vcxgbe) interface */ 129 static int vcxgbe_probe(device_t); 130 static int vcxgbe_attach(device_t); 131 static int vcxgbe_detach(device_t); 132 static device_method_t vcxgbe_methods[] = { 133 DEVMETHOD(device_probe, vcxgbe_probe), 134 DEVMETHOD(device_attach, vcxgbe_attach), 135 DEVMETHOD(device_detach, vcxgbe_detach), 136 { 0, 0 } 137 }; 138 static driver_t vcxgbe_driver = { 139 "vcxgbe", 140 vcxgbe_methods, 141 sizeof(struct vi_info) 142 }; 143 144 static d_ioctl_t t4_ioctl; 145 146 static struct cdevsw t4_cdevsw = { 147 .d_version = D_VERSION, 148 .d_ioctl = t4_ioctl, 149 .d_name = "t4nex", 150 }; 151 152 /* T5 bus driver interface */ 153 static int t5_probe(device_t); 154 static device_method_t t5_methods[] = { 155 DEVMETHOD(device_probe, t5_probe), 156 DEVMETHOD(device_attach, t4_attach), 157 DEVMETHOD(device_detach, t4_detach), 158 159 DEVMETHOD(t4_is_main_ready, t4_ready), 160 DEVMETHOD(t4_read_port_device, t4_read_port_device), 161 162 DEVMETHOD_END 163 }; 164 static driver_t t5_driver = { 165 "t5nex", 166 t5_methods, 167 sizeof(struct adapter) 168 }; 169 170 171 /* T5 port (cxl) interface */ 172 static driver_t cxl_driver = { 173 "cxl", 174 cxgbe_methods, 175 sizeof(struct port_info) 176 }; 177 178 /* T5 VI (vcxl) interface */ 179 static driver_t vcxl_driver = { 180 "vcxl", 181 vcxgbe_methods, 182 sizeof(struct vi_info) 183 }; 184 185 /* T6 bus driver interface */ 186 static int t6_probe(device_t); 187 static device_method_t t6_methods[] = { 188 DEVMETHOD(device_probe, t6_probe), 189 DEVMETHOD(device_attach, t4_attach), 190 DEVMETHOD(device_detach, t4_detach), 191 192 DEVMETHOD(t4_is_main_ready, t4_ready), 193 DEVMETHOD(t4_read_port_device, t4_read_port_device), 194 195 DEVMETHOD_END 196 }; 197 static driver_t t6_driver = { 198 "t6nex", 199 t6_methods, 200 sizeof(struct adapter) 201 }; 202 203 204 /* T6 port (cc) interface */ 205 static driver_t cc_driver = { 206 "cc", 207 cxgbe_methods, 208 sizeof(struct port_info) 209 }; 210 211 /* T6 VI (vcc) interface */ 212 static driver_t vcc_driver = { 213 "vcc", 214 vcxgbe_methods, 215 sizeof(struct vi_info) 216 }; 217 218 /* ifnet + media interface */ 219 static void cxgbe_init(void *); 220 static int cxgbe_ioctl(struct ifnet *, unsigned long, caddr_t); 221 static int cxgbe_transmit(struct ifnet *, struct mbuf *); 222 static void cxgbe_qflush(struct ifnet *); 223 static int cxgbe_media_change(struct ifnet *); 224 static void cxgbe_media_status(struct ifnet *, struct ifmediareq *); 225 226 MALLOC_DEFINE(M_CXGBE, "cxgbe", "Chelsio T4/T5 Ethernet driver and services"); 227 228 /* 229 * Correct lock order when you need to acquire multiple locks is t4_list_lock, 230 * then ADAPTER_LOCK, then t4_uld_list_lock. 231 */ 232 static struct sx t4_list_lock; 233 SLIST_HEAD(, adapter) t4_list; 234 #ifdef TCP_OFFLOAD 235 static struct sx t4_uld_list_lock; 236 SLIST_HEAD(, uld_info) t4_uld_list; 237 #endif 238 239 /* 240 * Tunables. See tweak_tunables() too. 241 * 242 * Each tunable is set to a default value here if it's known at compile-time. 243 * Otherwise it is set to -n as an indication to tweak_tunables() that it should 244 * provide a reasonable default (upto n) when the driver is loaded. 245 * 246 * Tunables applicable to both T4 and T5 are under hw.cxgbe. Those specific to 247 * T5 are under hw.cxl. 248 */ 249 250 /* 251 * Number of queues for tx and rx, NIC and offload. 252 */ 253 #define NTXQ 16 254 int t4_ntxq = -NTXQ; 255 TUNABLE_INT("hw.cxgbe.ntxq", &t4_ntxq); 256 TUNABLE_INT("hw.cxgbe.ntxq10g", &t4_ntxq); /* Old name, undocumented */ 257 258 #define NRXQ 8 259 int t4_nrxq = -NRXQ; 260 TUNABLE_INT("hw.cxgbe.nrxq", &t4_nrxq); 261 TUNABLE_INT("hw.cxgbe.nrxq10g", &t4_nrxq); /* Old name, undocumented */ 262 263 #define NTXQ_VI 1 264 static int t4_ntxq_vi = -NTXQ_VI; 265 TUNABLE_INT("hw.cxgbe.ntxq_vi", &t4_ntxq_vi); 266 267 #define NRXQ_VI 1 268 static int t4_nrxq_vi = -NRXQ_VI; 269 TUNABLE_INT("hw.cxgbe.nrxq_vi", &t4_nrxq_vi); 270 271 static int t4_rsrv_noflowq = 0; 272 TUNABLE_INT("hw.cxgbe.rsrv_noflowq", &t4_rsrv_noflowq); 273 274 #if defined(TCP_OFFLOAD) || defined(RATELIMIT) 275 #define NOFLDTXQ 8 276 static int t4_nofldtxq = -NOFLDTXQ; 277 TUNABLE_INT("hw.cxgbe.nofldtxq", &t4_nofldtxq); 278 279 #define NOFLDRXQ 2 280 static int t4_nofldrxq = -NOFLDRXQ; 281 TUNABLE_INT("hw.cxgbe.nofldrxq", &t4_nofldrxq); 282 283 #define NOFLDTXQ_VI 1 284 static int t4_nofldtxq_vi = -NOFLDTXQ_VI; 285 TUNABLE_INT("hw.cxgbe.nofldtxq_vi", &t4_nofldtxq_vi); 286 287 #define NOFLDRXQ_VI 1 288 static int t4_nofldrxq_vi = -NOFLDRXQ_VI; 289 TUNABLE_INT("hw.cxgbe.nofldrxq_vi", &t4_nofldrxq_vi); 290 291 #define TMR_IDX_OFLD 1 292 int t4_tmr_idx_ofld = TMR_IDX_OFLD; 293 TUNABLE_INT("hw.cxgbe.holdoff_timer_idx_ofld", &t4_tmr_idx_ofld); 294 295 #define PKTC_IDX_OFLD (-1) 296 int t4_pktc_idx_ofld = PKTC_IDX_OFLD; 297 TUNABLE_INT("hw.cxgbe.holdoff_pktc_idx_ofld", &t4_pktc_idx_ofld); 298 299 /* 0 means chip/fw default, non-zero number is value in microseconds */ 300 static u_long t4_toe_keepalive_idle = 0; 301 TUNABLE_ULONG("hw.cxgbe.toe.keepalive_idle", &t4_toe_keepalive_idle); 302 303 /* 0 means chip/fw default, non-zero number is value in microseconds */ 304 static u_long t4_toe_keepalive_interval = 0; 305 TUNABLE_ULONG("hw.cxgbe.toe.keepalive_interval", &t4_toe_keepalive_interval); 306 307 /* 0 means chip/fw default, non-zero number is # of keepalives before abort */ 308 static int t4_toe_keepalive_count = 0; 309 TUNABLE_INT("hw.cxgbe.toe.keepalive_count", &t4_toe_keepalive_count); 310 311 /* 0 means chip/fw default, non-zero number is value in microseconds */ 312 static u_long t4_toe_rexmt_min = 0; 313 TUNABLE_ULONG("hw.cxgbe.toe.rexmt_min", &t4_toe_rexmt_min); 314 315 /* 0 means chip/fw default, non-zero number is value in microseconds */ 316 static u_long t4_toe_rexmt_max = 0; 317 TUNABLE_ULONG("hw.cxgbe.toe.rexmt_max", &t4_toe_rexmt_max); 318 319 /* 0 means chip/fw default, non-zero number is # of rexmt before abort */ 320 static int t4_toe_rexmt_count = 0; 321 TUNABLE_INT("hw.cxgbe.toe.rexmt_count", &t4_toe_rexmt_count); 322 323 /* -1 means chip/fw default, other values are raw backoff values to use */ 324 static int t4_toe_rexmt_backoff[16] = { 325 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 326 }; 327 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.0", &t4_toe_rexmt_backoff[0]); 328 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.1", &t4_toe_rexmt_backoff[1]); 329 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.2", &t4_toe_rexmt_backoff[2]); 330 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.3", &t4_toe_rexmt_backoff[3]); 331 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.4", &t4_toe_rexmt_backoff[4]); 332 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.5", &t4_toe_rexmt_backoff[5]); 333 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.6", &t4_toe_rexmt_backoff[6]); 334 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.7", &t4_toe_rexmt_backoff[7]); 335 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.8", &t4_toe_rexmt_backoff[8]); 336 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.9", &t4_toe_rexmt_backoff[9]); 337 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.10", &t4_toe_rexmt_backoff[10]); 338 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.11", &t4_toe_rexmt_backoff[11]); 339 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.12", &t4_toe_rexmt_backoff[12]); 340 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.13", &t4_toe_rexmt_backoff[13]); 341 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.14", &t4_toe_rexmt_backoff[14]); 342 TUNABLE_INT("hw.cxgbe.toe.rexmt_backoff.15", &t4_toe_rexmt_backoff[15]); 343 #endif 344 345 #ifdef DEV_NETMAP 346 #define NNMTXQ_VI 2 347 static int t4_nnmtxq_vi = -NNMTXQ_VI; 348 TUNABLE_INT("hw.cxgbe.nnmtxq_vi", &t4_nnmtxq_vi); 349 350 #define NNMRXQ_VI 2 351 static int t4_nnmrxq_vi = -NNMRXQ_VI; 352 TUNABLE_INT("hw.cxgbe.nnmrxq_vi", &t4_nnmrxq_vi); 353 #endif 354 355 /* 356 * Holdoff parameters for ports. 357 */ 358 #define TMR_IDX 1 359 int t4_tmr_idx = TMR_IDX; 360 TUNABLE_INT("hw.cxgbe.holdoff_timer_idx", &t4_tmr_idx); 361 TUNABLE_INT("hw.cxgbe.holdoff_timer_idx_10G", &t4_tmr_idx); /* Old name */ 362 363 #define PKTC_IDX (-1) 364 int t4_pktc_idx = PKTC_IDX; 365 TUNABLE_INT("hw.cxgbe.holdoff_pktc_idx", &t4_pktc_idx); 366 TUNABLE_INT("hw.cxgbe.holdoff_pktc_idx_10G", &t4_pktc_idx); /* Old name */ 367 368 /* 369 * Size (# of entries) of each tx and rx queue. 370 */ 371 unsigned int t4_qsize_txq = TX_EQ_QSIZE; 372 TUNABLE_INT("hw.cxgbe.qsize_txq", &t4_qsize_txq); 373 374 unsigned int t4_qsize_rxq = RX_IQ_QSIZE; 375 TUNABLE_INT("hw.cxgbe.qsize_rxq", &t4_qsize_rxq); 376 377 /* 378 * Interrupt types allowed (bits 0, 1, 2 = INTx, MSI, MSI-X respectively). 379 */ 380 int t4_intr_types = INTR_MSIX | INTR_MSI | INTR_INTX; 381 TUNABLE_INT("hw.cxgbe.interrupt_types", &t4_intr_types); 382 383 /* 384 * Configuration file. All the _CF names here are special. 385 */ 386 #define DEFAULT_CF "default" 387 #define BUILTIN_CF "built-in" 388 #define FLASH_CF "flash" 389 #define UWIRE_CF "uwire" 390 #define FPGA_CF "fpga" 391 static char t4_cfg_file[32] = DEFAULT_CF; 392 TUNABLE_STR("hw.cxgbe.config_file", t4_cfg_file, sizeof(t4_cfg_file)); 393 394 /* 395 * PAUSE settings (bit 0, 1 = rx_pause, tx_pause respectively). 396 * rx_pause = 1 to heed incoming PAUSE frames, 0 to ignore them. 397 * tx_pause = 1 to emit PAUSE frames when the rx FIFO reaches its high water 398 * mark or when signalled to do so, 0 to never emit PAUSE. 399 */ 400 static int t4_pause_settings = PAUSE_TX | PAUSE_RX; 401 TUNABLE_INT("hw.cxgbe.pause_settings", &t4_pause_settings); 402 403 /* 404 * Forward Error Correction settings (bit 0, 1, 2 = FEC_RS, FEC_BASER_RS, 405 * FEC_RESERVED respectively). 406 * -1 to run with the firmware default. 407 * 0 to disable FEC. 408 */ 409 static int t4_fec = -1; 410 TUNABLE_INT("hw.cxgbe.fec", &t4_fec); 411 412 /* 413 * Link autonegotiation. 414 * -1 to run with the firmware default. 415 * 0 to disable. 416 * 1 to enable. 417 */ 418 static int t4_autoneg = -1; 419 TUNABLE_INT("hw.cxgbe.autoneg", &t4_autoneg); 420 421 /* 422 * Firmware auto-install by driver during attach (0, 1, 2 = prohibited, allowed, 423 * encouraged respectively). 424 */ 425 static unsigned int t4_fw_install = 1; 426 TUNABLE_INT("hw.cxgbe.fw_install", &t4_fw_install); 427 428 /* 429 * ASIC features that will be used. Disable the ones you don't want so that the 430 * chip resources aren't wasted on features that will not be used. 431 */ 432 static int t4_nbmcaps_allowed = 0; 433 TUNABLE_INT("hw.cxgbe.nbmcaps_allowed", &t4_nbmcaps_allowed); 434 435 static int t4_linkcaps_allowed = 0; /* No DCBX, PPP, etc. by default */ 436 TUNABLE_INT("hw.cxgbe.linkcaps_allowed", &t4_linkcaps_allowed); 437 438 static int t4_switchcaps_allowed = FW_CAPS_CONFIG_SWITCH_INGRESS | 439 FW_CAPS_CONFIG_SWITCH_EGRESS; 440 TUNABLE_INT("hw.cxgbe.switchcaps_allowed", &t4_switchcaps_allowed); 441 442 static int t4_niccaps_allowed = FW_CAPS_CONFIG_NIC | 443 FW_CAPS_CONFIG_NIC_HASHFILTER | FW_CAPS_CONFIG_NIC_ETHOFLD; 444 TUNABLE_INT("hw.cxgbe.niccaps_allowed", &t4_niccaps_allowed); 445 446 static int t4_toecaps_allowed = -1; 447 TUNABLE_INT("hw.cxgbe.toecaps_allowed", &t4_toecaps_allowed); 448 449 static int t4_rdmacaps_allowed = -1; 450 TUNABLE_INT("hw.cxgbe.rdmacaps_allowed", &t4_rdmacaps_allowed); 451 452 static int t4_cryptocaps_allowed = -1; 453 TUNABLE_INT("hw.cxgbe.cryptocaps_allowed", &t4_cryptocaps_allowed); 454 455 static int t4_iscsicaps_allowed = -1; 456 TUNABLE_INT("hw.cxgbe.iscsicaps_allowed", &t4_iscsicaps_allowed); 457 458 static int t4_fcoecaps_allowed = 0; 459 TUNABLE_INT("hw.cxgbe.fcoecaps_allowed", &t4_fcoecaps_allowed); 460 461 static int t5_write_combine = 0; 462 TUNABLE_INT("hw.cxl.write_combine", &t5_write_combine); 463 464 static int t4_num_vis = 1; 465 TUNABLE_INT("hw.cxgbe.num_vis", &t4_num_vis); 466 /* 467 * PCIe Relaxed Ordering. 468 * -1: driver should figure out a good value. 469 * 0: disable RO. 470 * 1: enable RO. 471 * 2: leave RO alone. 472 */ 473 static int pcie_relaxed_ordering = -1; 474 TUNABLE_INT("hw.cxgbe.pcie_relaxed_ordering", &pcie_relaxed_ordering); 475 476 static int t4_panic_on_fatal_err = 0; 477 TUNABLE_INT("hw.cxgbe.panic_on_fatal_err", &t4_panic_on_fatal_err); 478 479 #ifdef TCP_OFFLOAD 480 /* 481 * TOE tunables. 482 */ 483 static int t4_cop_managed_offloading = 0; 484 TUNABLE_INT("hw.cxgbe.cop_managed_offloading", &t4_cop_managed_offloading); 485 #endif 486 487 /* Functions used by VIs to obtain unique MAC addresses for each VI. */ 488 static int vi_mac_funcs[] = { 489 FW_VI_FUNC_ETH, 490 FW_VI_FUNC_OFLD, 491 FW_VI_FUNC_IWARP, 492 FW_VI_FUNC_OPENISCSI, 493 FW_VI_FUNC_OPENFCOE, 494 FW_VI_FUNC_FOISCSI, 495 FW_VI_FUNC_FOFCOE, 496 }; 497 498 struct intrs_and_queues { 499 uint16_t intr_type; /* INTx, MSI, or MSI-X */ 500 uint16_t num_vis; /* number of VIs for each port */ 501 uint16_t nirq; /* Total # of vectors */ 502 uint16_t ntxq; /* # of NIC txq's for each port */ 503 uint16_t nrxq; /* # of NIC rxq's for each port */ 504 uint16_t nofldtxq; /* # of TOE/ETHOFLD txq's for each port */ 505 uint16_t nofldrxq; /* # of TOE rxq's for each port */ 506 507 /* The vcxgbe/vcxl interfaces use these and not the ones above. */ 508 uint16_t ntxq_vi; /* # of NIC txq's */ 509 uint16_t nrxq_vi; /* # of NIC rxq's */ 510 uint16_t nofldtxq_vi; /* # of TOE txq's */ 511 uint16_t nofldrxq_vi; /* # of TOE rxq's */ 512 uint16_t nnmtxq_vi; /* # of netmap txq's */ 513 uint16_t nnmrxq_vi; /* # of netmap rxq's */ 514 }; 515 516 static void setup_memwin(struct adapter *); 517 static void position_memwin(struct adapter *, int, uint32_t); 518 static int validate_mem_range(struct adapter *, uint32_t, int); 519 static int fwmtype_to_hwmtype(int); 520 static int validate_mt_off_len(struct adapter *, int, uint32_t, int, 521 uint32_t *); 522 static int fixup_devlog_params(struct adapter *); 523 static int cfg_itype_and_nqueues(struct adapter *, struct intrs_and_queues *); 524 static int prep_firmware(struct adapter *); 525 static int partition_resources(struct adapter *, const struct firmware *, 526 const char *); 527 static int get_params__pre_init(struct adapter *); 528 static int get_params__post_init(struct adapter *); 529 static int set_params__post_init(struct adapter *); 530 static void t4_set_desc(struct adapter *); 531 static void build_medialist(struct port_info *, struct ifmedia *); 532 static void init_l1cfg(struct port_info *); 533 static int apply_l1cfg(struct port_info *); 534 static int cxgbe_init_synchronized(struct vi_info *); 535 static int cxgbe_uninit_synchronized(struct vi_info *); 536 static void quiesce_txq(struct adapter *, struct sge_txq *); 537 static void quiesce_wrq(struct adapter *, struct sge_wrq *); 538 static void quiesce_iq(struct adapter *, struct sge_iq *); 539 static void quiesce_fl(struct adapter *, struct sge_fl *); 540 static int t4_alloc_irq(struct adapter *, struct irq *, int rid, 541 driver_intr_t *, void *, char *); 542 static int t4_free_irq(struct adapter *, struct irq *); 543 static void get_regs(struct adapter *, struct t4_regdump *, uint8_t *); 544 static void vi_refresh_stats(struct adapter *, struct vi_info *); 545 static void cxgbe_refresh_stats(struct adapter *, struct port_info *); 546 static void cxgbe_tick(void *); 547 static void cxgbe_vlan_config(void *, struct ifnet *, uint16_t); 548 static void cxgbe_sysctls(struct port_info *); 549 static int sysctl_int_array(SYSCTL_HANDLER_ARGS); 550 static int sysctl_bitfield_8b(SYSCTL_HANDLER_ARGS); 551 static int sysctl_bitfield_16b(SYSCTL_HANDLER_ARGS); 552 static int sysctl_btphy(SYSCTL_HANDLER_ARGS); 553 static int sysctl_noflowq(SYSCTL_HANDLER_ARGS); 554 static int sysctl_holdoff_tmr_idx(SYSCTL_HANDLER_ARGS); 555 static int sysctl_holdoff_pktc_idx(SYSCTL_HANDLER_ARGS); 556 static int sysctl_qsize_rxq(SYSCTL_HANDLER_ARGS); 557 static int sysctl_qsize_txq(SYSCTL_HANDLER_ARGS); 558 static int sysctl_pause_settings(SYSCTL_HANDLER_ARGS); 559 static int sysctl_fec(SYSCTL_HANDLER_ARGS); 560 static int sysctl_autoneg(SYSCTL_HANDLER_ARGS); 561 static int sysctl_handle_t4_reg64(SYSCTL_HANDLER_ARGS); 562 static int sysctl_temperature(SYSCTL_HANDLER_ARGS); 563 static int sysctl_loadavg(SYSCTL_HANDLER_ARGS); 564 static int sysctl_cctrl(SYSCTL_HANDLER_ARGS); 565 static int sysctl_cim_ibq_obq(SYSCTL_HANDLER_ARGS); 566 static int sysctl_cim_la(SYSCTL_HANDLER_ARGS); 567 static int sysctl_cim_la_t6(SYSCTL_HANDLER_ARGS); 568 static int sysctl_cim_ma_la(SYSCTL_HANDLER_ARGS); 569 static int sysctl_cim_pif_la(SYSCTL_HANDLER_ARGS); 570 static int sysctl_cim_qcfg(SYSCTL_HANDLER_ARGS); 571 static int sysctl_cpl_stats(SYSCTL_HANDLER_ARGS); 572 static int sysctl_ddp_stats(SYSCTL_HANDLER_ARGS); 573 static int sysctl_devlog(SYSCTL_HANDLER_ARGS); 574 static int sysctl_fcoe_stats(SYSCTL_HANDLER_ARGS); 575 static int sysctl_hw_sched(SYSCTL_HANDLER_ARGS); 576 static int sysctl_lb_stats(SYSCTL_HANDLER_ARGS); 577 static int sysctl_linkdnrc(SYSCTL_HANDLER_ARGS); 578 static int sysctl_meminfo(SYSCTL_HANDLER_ARGS); 579 static int sysctl_mps_tcam(SYSCTL_HANDLER_ARGS); 580 static int sysctl_mps_tcam_t6(SYSCTL_HANDLER_ARGS); 581 static int sysctl_path_mtus(SYSCTL_HANDLER_ARGS); 582 static int sysctl_pm_stats(SYSCTL_HANDLER_ARGS); 583 static int sysctl_rdma_stats(SYSCTL_HANDLER_ARGS); 584 static int sysctl_tcp_stats(SYSCTL_HANDLER_ARGS); 585 static int sysctl_tids(SYSCTL_HANDLER_ARGS); 586 static int sysctl_tp_err_stats(SYSCTL_HANDLER_ARGS); 587 static int sysctl_tp_la_mask(SYSCTL_HANDLER_ARGS); 588 static int sysctl_tp_la(SYSCTL_HANDLER_ARGS); 589 static int sysctl_tx_rate(SYSCTL_HANDLER_ARGS); 590 static int sysctl_ulprx_la(SYSCTL_HANDLER_ARGS); 591 static int sysctl_wcwr_stats(SYSCTL_HANDLER_ARGS); 592 static int sysctl_cpus(SYSCTL_HANDLER_ARGS); 593 #ifdef TCP_OFFLOAD 594 static int sysctl_tls_rx_ports(SYSCTL_HANDLER_ARGS); 595 static int sysctl_tp_tick(SYSCTL_HANDLER_ARGS); 596 static int sysctl_tp_dack_timer(SYSCTL_HANDLER_ARGS); 597 static int sysctl_tp_timer(SYSCTL_HANDLER_ARGS); 598 static int sysctl_tp_shift_cnt(SYSCTL_HANDLER_ARGS); 599 static int sysctl_tp_backoff(SYSCTL_HANDLER_ARGS); 600 static int sysctl_holdoff_tmr_idx_ofld(SYSCTL_HANDLER_ARGS); 601 static int sysctl_holdoff_pktc_idx_ofld(SYSCTL_HANDLER_ARGS); 602 #endif 603 static int get_sge_context(struct adapter *, struct t4_sge_context *); 604 static int load_fw(struct adapter *, struct t4_data *); 605 static int load_cfg(struct adapter *, struct t4_data *); 606 static int load_boot(struct adapter *, struct t4_bootrom *); 607 static int load_bootcfg(struct adapter *, struct t4_data *); 608 static int cudbg_dump(struct adapter *, struct t4_cudbg_dump *); 609 static void free_offload_policy(struct t4_offload_policy *); 610 static int set_offload_policy(struct adapter *, struct t4_offload_policy *); 611 static int read_card_mem(struct adapter *, int, struct t4_mem_range *); 612 static int read_i2c(struct adapter *, struct t4_i2c_data *); 613 #ifdef TCP_OFFLOAD 614 static int toe_capability(struct vi_info *, int); 615 #endif 616 static int mod_event(module_t, int, void *); 617 static int notify_siblings(device_t, int); 618 619 struct { 620 uint16_t device; 621 char *desc; 622 } t4_pciids[] = { 623 {0xa000, "Chelsio Terminator 4 FPGA"}, 624 {0x4400, "Chelsio T440-dbg"}, 625 {0x4401, "Chelsio T420-CR"}, 626 {0x4402, "Chelsio T422-CR"}, 627 {0x4403, "Chelsio T440-CR"}, 628 {0x4404, "Chelsio T420-BCH"}, 629 {0x4405, "Chelsio T440-BCH"}, 630 {0x4406, "Chelsio T440-CH"}, 631 {0x4407, "Chelsio T420-SO"}, 632 {0x4408, "Chelsio T420-CX"}, 633 {0x4409, "Chelsio T420-BT"}, 634 {0x440a, "Chelsio T404-BT"}, 635 {0x440e, "Chelsio T440-LP-CR"}, 636 }, t5_pciids[] = { 637 {0xb000, "Chelsio Terminator 5 FPGA"}, 638 {0x5400, "Chelsio T580-dbg"}, 639 {0x5401, "Chelsio T520-CR"}, /* 2 x 10G */ 640 {0x5402, "Chelsio T522-CR"}, /* 2 x 10G, 2 X 1G */ 641 {0x5403, "Chelsio T540-CR"}, /* 4 x 10G */ 642 {0x5407, "Chelsio T520-SO"}, /* 2 x 10G, nomem */ 643 {0x5409, "Chelsio T520-BT"}, /* 2 x 10GBaseT */ 644 {0x540a, "Chelsio T504-BT"}, /* 4 x 1G */ 645 {0x540d, "Chelsio T580-CR"}, /* 2 x 40G */ 646 {0x540e, "Chelsio T540-LP-CR"}, /* 4 x 10G */ 647 {0x5410, "Chelsio T580-LP-CR"}, /* 2 x 40G */ 648 {0x5411, "Chelsio T520-LL-CR"}, /* 2 x 10G */ 649 {0x5412, "Chelsio T560-CR"}, /* 1 x 40G, 2 x 10G */ 650 {0x5414, "Chelsio T580-LP-SO-CR"}, /* 2 x 40G, nomem */ 651 {0x5415, "Chelsio T502-BT"}, /* 2 x 1G */ 652 {0x5418, "Chelsio T540-BT"}, /* 4 x 10GBaseT */ 653 {0x5419, "Chelsio T540-LP-BT"}, /* 4 x 10GBaseT */ 654 {0x541a, "Chelsio T540-SO-BT"}, /* 4 x 10GBaseT, nomem */ 655 {0x541b, "Chelsio T540-SO-CR"}, /* 4 x 10G, nomem */ 656 }, t6_pciids[] = { 657 {0xc006, "Chelsio Terminator 6 FPGA"}, /* T6 PE10K6 FPGA (PF0) */ 658 {0x6400, "Chelsio T6-DBG-25"}, /* 2 x 10/25G, debug */ 659 {0x6401, "Chelsio T6225-CR"}, /* 2 x 10/25G */ 660 {0x6402, "Chelsio T6225-SO-CR"}, /* 2 x 10/25G, nomem */ 661 {0x6403, "Chelsio T6425-CR"}, /* 4 x 10/25G */ 662 {0x6404, "Chelsio T6425-SO-CR"}, /* 4 x 10/25G, nomem */ 663 {0x6405, "Chelsio T6225-OCP-SO"}, /* 2 x 10/25G, nomem */ 664 {0x6406, "Chelsio T62100-OCP-SO"}, /* 2 x 40/50/100G, nomem */ 665 {0x6407, "Chelsio T62100-LP-CR"}, /* 2 x 40/50/100G */ 666 {0x6408, "Chelsio T62100-SO-CR"}, /* 2 x 40/50/100G, nomem */ 667 {0x6409, "Chelsio T6210-BT"}, /* 2 x 10GBASE-T */ 668 {0x640d, "Chelsio T62100-CR"}, /* 2 x 40/50/100G */ 669 {0x6410, "Chelsio T6-DBG-100"}, /* 2 x 40/50/100G, debug */ 670 {0x6411, "Chelsio T6225-LL-CR"}, /* 2 x 10/25G */ 671 {0x6414, "Chelsio T61100-OCP-SO"}, /* 1 x 40/50/100G, nomem */ 672 {0x6415, "Chelsio T6201-BT"}, /* 2 x 1000BASE-T */ 673 674 /* Custom */ 675 {0x6480, "Custom T6225-CR"}, 676 {0x6481, "Custom T62100-CR"}, 677 {0x6482, "Custom T6225-CR"}, 678 {0x6483, "Custom T62100-CR"}, 679 {0x6484, "Custom T64100-CR"}, 680 {0x6485, "Custom T6240-SO"}, 681 {0x6486, "Custom T6225-SO-CR"}, 682 {0x6487, "Custom T6225-CR"}, 683 }; 684 685 #ifdef TCP_OFFLOAD 686 /* 687 * service_iq() has an iq and needs the fl. Offset of fl from the iq should be 688 * exactly the same for both rxq and ofld_rxq. 689 */ 690 CTASSERT(offsetof(struct sge_ofld_rxq, iq) == offsetof(struct sge_rxq, iq)); 691 CTASSERT(offsetof(struct sge_ofld_rxq, fl) == offsetof(struct sge_rxq, fl)); 692 #endif 693 CTASSERT(sizeof(struct cluster_metadata) <= CL_METADATA_SIZE); 694 695 static int 696 t4_probe(device_t dev) 697 { 698 int i; 699 uint16_t v = pci_get_vendor(dev); 700 uint16_t d = pci_get_device(dev); 701 uint8_t f = pci_get_function(dev); 702 703 if (v != PCI_VENDOR_ID_CHELSIO) 704 return (ENXIO); 705 706 /* Attach only to PF0 of the FPGA */ 707 if (d == 0xa000 && f != 0) 708 return (ENXIO); 709 710 for (i = 0; i < nitems(t4_pciids); i++) { 711 if (d == t4_pciids[i].device) { 712 device_set_desc(dev, t4_pciids[i].desc); 713 return (BUS_PROBE_DEFAULT); 714 } 715 } 716 717 return (ENXIO); 718 } 719 720 static int 721 t5_probe(device_t dev) 722 { 723 int i; 724 uint16_t v = pci_get_vendor(dev); 725 uint16_t d = pci_get_device(dev); 726 uint8_t f = pci_get_function(dev); 727 728 if (v != PCI_VENDOR_ID_CHELSIO) 729 return (ENXIO); 730 731 /* Attach only to PF0 of the FPGA */ 732 if (d == 0xb000 && f != 0) 733 return (ENXIO); 734 735 for (i = 0; i < nitems(t5_pciids); i++) { 736 if (d == t5_pciids[i].device) { 737 device_set_desc(dev, t5_pciids[i].desc); 738 return (BUS_PROBE_DEFAULT); 739 } 740 } 741 742 return (ENXIO); 743 } 744 745 static int 746 t6_probe(device_t dev) 747 { 748 int i; 749 uint16_t v = pci_get_vendor(dev); 750 uint16_t d = pci_get_device(dev); 751 752 if (v != PCI_VENDOR_ID_CHELSIO) 753 return (ENXIO); 754 755 for (i = 0; i < nitems(t6_pciids); i++) { 756 if (d == t6_pciids[i].device) { 757 device_set_desc(dev, t6_pciids[i].desc); 758 return (BUS_PROBE_DEFAULT); 759 } 760 } 761 762 return (ENXIO); 763 } 764 765 static void 766 t5_attribute_workaround(device_t dev) 767 { 768 device_t root_port; 769 uint32_t v; 770 771 /* 772 * The T5 chips do not properly echo the No Snoop and Relaxed 773 * Ordering attributes when replying to a TLP from a Root 774 * Port. As a workaround, find the parent Root Port and 775 * disable No Snoop and Relaxed Ordering. Note that this 776 * affects all devices under this root port. 777 */ 778 root_port = pci_find_pcie_root_port(dev); 779 if (root_port == NULL) { 780 device_printf(dev, "Unable to find parent root port\n"); 781 return; 782 } 783 784 v = pcie_adjust_config(root_port, PCIER_DEVICE_CTL, 785 PCIEM_CTL_RELAXED_ORD_ENABLE | PCIEM_CTL_NOSNOOP_ENABLE, 0, 2); 786 if ((v & (PCIEM_CTL_RELAXED_ORD_ENABLE | PCIEM_CTL_NOSNOOP_ENABLE)) != 787 0) 788 device_printf(dev, "Disabled No Snoop/Relaxed Ordering on %s\n", 789 device_get_nameunit(root_port)); 790 } 791 792 static const struct devnames devnames[] = { 793 { 794 .nexus_name = "t4nex", 795 .ifnet_name = "cxgbe", 796 .vi_ifnet_name = "vcxgbe", 797 .pf03_drv_name = "t4iov", 798 .vf_nexus_name = "t4vf", 799 .vf_ifnet_name = "cxgbev" 800 }, { 801 .nexus_name = "t5nex", 802 .ifnet_name = "cxl", 803 .vi_ifnet_name = "vcxl", 804 .pf03_drv_name = "t5iov", 805 .vf_nexus_name = "t5vf", 806 .vf_ifnet_name = "cxlv" 807 }, { 808 .nexus_name = "t6nex", 809 .ifnet_name = "cc", 810 .vi_ifnet_name = "vcc", 811 .pf03_drv_name = "t6iov", 812 .vf_nexus_name = "t6vf", 813 .vf_ifnet_name = "ccv" 814 } 815 }; 816 817 void 818 t4_init_devnames(struct adapter *sc) 819 { 820 int id; 821 822 id = chip_id(sc); 823 if (id >= CHELSIO_T4 && id - CHELSIO_T4 < nitems(devnames)) 824 sc->names = &devnames[id - CHELSIO_T4]; 825 else { 826 device_printf(sc->dev, "chip id %d is not supported.\n", id); 827 sc->names = NULL; 828 } 829 } 830 831 static int 832 t4_attach(device_t dev) 833 { 834 struct adapter *sc; 835 int rc = 0, i, j, rqidx, tqidx, nports; 836 struct make_dev_args mda; 837 struct intrs_and_queues iaq; 838 struct sge *s; 839 uint32_t *buf; 840 #if defined(TCP_OFFLOAD) || defined(RATELIMIT) 841 int ofld_tqidx; 842 #endif 843 #ifdef TCP_OFFLOAD 844 int ofld_rqidx; 845 #endif 846 #ifdef DEV_NETMAP 847 int nm_rqidx, nm_tqidx; 848 #endif 849 int num_vis; 850 851 sc = device_get_softc(dev); 852 sc->dev = dev; 853 TUNABLE_INT_FETCH("hw.cxgbe.dflags", &sc->debug_flags); 854 855 if ((pci_get_device(dev) & 0xff00) == 0x5400) 856 t5_attribute_workaround(dev); 857 pci_enable_busmaster(dev); 858 if (pci_find_cap(dev, PCIY_EXPRESS, &i) == 0) { 859 uint32_t v; 860 861 pci_set_max_read_req(dev, 4096); 862 v = pci_read_config(dev, i + PCIER_DEVICE_CTL, 2); 863 sc->params.pci.mps = 128 << ((v & PCIEM_CTL_MAX_PAYLOAD) >> 5); 864 if (pcie_relaxed_ordering == 0 && 865 (v | PCIEM_CTL_RELAXED_ORD_ENABLE) != 0) { 866 v &= ~PCIEM_CTL_RELAXED_ORD_ENABLE; 867 pci_write_config(dev, i + PCIER_DEVICE_CTL, v, 2); 868 } else if (pcie_relaxed_ordering == 1 && 869 (v & PCIEM_CTL_RELAXED_ORD_ENABLE) == 0) { 870 v |= PCIEM_CTL_RELAXED_ORD_ENABLE; 871 pci_write_config(dev, i + PCIER_DEVICE_CTL, v, 2); 872 } 873 } 874 875 sc->sge_gts_reg = MYPF_REG(A_SGE_PF_GTS); 876 sc->sge_kdoorbell_reg = MYPF_REG(A_SGE_PF_KDOORBELL); 877 sc->traceq = -1; 878 mtx_init(&sc->ifp_lock, sc->ifp_lockname, 0, MTX_DEF); 879 snprintf(sc->ifp_lockname, sizeof(sc->ifp_lockname), "%s tracer", 880 device_get_nameunit(dev)); 881 882 snprintf(sc->lockname, sizeof(sc->lockname), "%s", 883 device_get_nameunit(dev)); 884 mtx_init(&sc->sc_lock, sc->lockname, 0, MTX_DEF); 885 t4_add_adapter(sc); 886 887 mtx_init(&sc->sfl_lock, "starving freelists", 0, MTX_DEF); 888 TAILQ_INIT(&sc->sfl); 889 callout_init_mtx(&sc->sfl_callout, &sc->sfl_lock, 0); 890 891 mtx_init(&sc->reg_lock, "indirect register access", 0, MTX_DEF); 892 893 sc->policy = NULL; 894 rw_init(&sc->policy_lock, "connection offload policy"); 895 896 rc = t4_map_bars_0_and_4(sc); 897 if (rc != 0) 898 goto done; /* error message displayed already */ 899 900 memset(sc->chan_map, 0xff, sizeof(sc->chan_map)); 901 902 /* Prepare the adapter for operation. */ 903 buf = malloc(PAGE_SIZE, M_CXGBE, M_ZERO | M_WAITOK); 904 rc = -t4_prep_adapter(sc, buf); 905 free(buf, M_CXGBE); 906 if (rc != 0) { 907 device_printf(dev, "failed to prepare adapter: %d.\n", rc); 908 goto done; 909 } 910 911 /* 912 * This is the real PF# to which we're attaching. Works from within PCI 913 * passthrough environments too, where pci_get_function() could return a 914 * different PF# depending on the passthrough configuration. We need to 915 * use the real PF# in all our communication with the firmware. 916 */ 917 j = t4_read_reg(sc, A_PL_WHOAMI); 918 sc->pf = chip_id(sc) <= CHELSIO_T5 ? G_SOURCEPF(j) : G_T6_SOURCEPF(j); 919 sc->mbox = sc->pf; 920 921 t4_init_devnames(sc); 922 if (sc->names == NULL) { 923 rc = ENOTSUP; 924 goto done; /* error message displayed already */ 925 } 926 927 /* 928 * Do this really early, with the memory windows set up even before the 929 * character device. The userland tool's register i/o and mem read 930 * will work even in "recovery mode". 931 */ 932 setup_memwin(sc); 933 if (t4_init_devlog_params(sc, 0) == 0) 934 fixup_devlog_params(sc); 935 make_dev_args_init(&mda); 936 mda.mda_devsw = &t4_cdevsw; 937 mda.mda_uid = UID_ROOT; 938 mda.mda_gid = GID_WHEEL; 939 mda.mda_mode = 0600; 940 mda.mda_si_drv1 = sc; 941 rc = make_dev_s(&mda, &sc->cdev, "%s", device_get_nameunit(dev)); 942 if (rc != 0) 943 device_printf(dev, "failed to create nexus char device: %d.\n", 944 rc); 945 946 /* Go no further if recovery mode has been requested. */ 947 if (TUNABLE_INT_FETCH("hw.cxgbe.sos", &i) && i != 0) { 948 device_printf(dev, "recovery mode.\n"); 949 goto done; 950 } 951 952 #if defined(__i386__) 953 if ((cpu_feature & CPUID_CX8) == 0) { 954 device_printf(dev, "64 bit atomics not available.\n"); 955 rc = ENOTSUP; 956 goto done; 957 } 958 #endif 959 960 /* Prepare the firmware for operation */ 961 rc = prep_firmware(sc); 962 if (rc != 0) 963 goto done; /* error message displayed already */ 964 965 rc = get_params__post_init(sc); 966 if (rc != 0) 967 goto done; /* error message displayed already */ 968 969 rc = set_params__post_init(sc); 970 if (rc != 0) 971 goto done; /* error message displayed already */ 972 973 rc = t4_map_bar_2(sc); 974 if (rc != 0) 975 goto done; /* error message displayed already */ 976 977 rc = t4_create_dma_tag(sc); 978 if (rc != 0) 979 goto done; /* error message displayed already */ 980 981 /* 982 * First pass over all the ports - allocate VIs and initialize some 983 * basic parameters like mac address, port type, etc. 984 */ 985 for_each_port(sc, i) { 986 struct port_info *pi; 987 988 pi = malloc(sizeof(*pi), M_CXGBE, M_ZERO | M_WAITOK); 989 sc->port[i] = pi; 990 991 /* These must be set before t4_port_init */ 992 pi->adapter = sc; 993 pi->port_id = i; 994 /* 995 * XXX: vi[0] is special so we can't delay this allocation until 996 * pi->nvi's final value is known. 997 */ 998 pi->vi = malloc(sizeof(struct vi_info) * t4_num_vis, M_CXGBE, 999 M_ZERO | M_WAITOK); 1000 1001 /* 1002 * Allocate the "main" VI and initialize parameters 1003 * like mac addr. 1004 */ 1005 rc = -t4_port_init(sc, sc->mbox, sc->pf, 0, i); 1006 if (rc != 0) { 1007 device_printf(dev, "unable to initialize port %d: %d\n", 1008 i, rc); 1009 free(pi->vi, M_CXGBE); 1010 free(pi, M_CXGBE); 1011 sc->port[i] = NULL; 1012 goto done; 1013 } 1014 1015 snprintf(pi->lockname, sizeof(pi->lockname), "%sp%d", 1016 device_get_nameunit(dev), i); 1017 mtx_init(&pi->pi_lock, pi->lockname, 0, MTX_DEF); 1018 sc->chan_map[pi->tx_chan] = i; 1019 1020 /* All VIs on this port share this media. */ 1021 ifmedia_init(&pi->media, IFM_IMASK, cxgbe_media_change, 1022 cxgbe_media_status); 1023 1024 pi->dev = device_add_child(dev, sc->names->ifnet_name, -1); 1025 if (pi->dev == NULL) { 1026 device_printf(dev, 1027 "failed to add device for port %d.\n", i); 1028 rc = ENXIO; 1029 goto done; 1030 } 1031 pi->vi[0].dev = pi->dev; 1032 device_set_softc(pi->dev, pi); 1033 } 1034 1035 /* 1036 * Interrupt type, # of interrupts, # of rx/tx queues, etc. 1037 */ 1038 nports = sc->params.nports; 1039 rc = cfg_itype_and_nqueues(sc, &iaq); 1040 if (rc != 0) 1041 goto done; /* error message displayed already */ 1042 1043 num_vis = iaq.num_vis; 1044 sc->intr_type = iaq.intr_type; 1045 sc->intr_count = iaq.nirq; 1046 1047 s = &sc->sge; 1048 s->nrxq = nports * iaq.nrxq; 1049 s->ntxq = nports * iaq.ntxq; 1050 if (num_vis > 1) { 1051 s->nrxq += nports * (num_vis - 1) * iaq.nrxq_vi; 1052 s->ntxq += nports * (num_vis - 1) * iaq.ntxq_vi; 1053 } 1054 s->neq = s->ntxq + s->nrxq; /* the free list in an rxq is an eq */ 1055 s->neq += nports + 1;/* ctrl queues: 1 per port + 1 mgmt */ 1056 s->niq = s->nrxq + 1; /* 1 extra for firmware event queue */ 1057 #if defined(TCP_OFFLOAD) || defined(RATELIMIT) 1058 if (is_offload(sc) || is_ethoffload(sc)) { 1059 s->nofldtxq = nports * iaq.nofldtxq; 1060 if (num_vis > 1) 1061 s->nofldtxq += nports * (num_vis - 1) * iaq.nofldtxq_vi; 1062 s->neq += s->nofldtxq; 1063 1064 s->ofld_txq = malloc(s->nofldtxq * sizeof(struct sge_wrq), 1065 M_CXGBE, M_ZERO | M_WAITOK); 1066 } 1067 #endif 1068 #ifdef TCP_OFFLOAD 1069 if (is_offload(sc)) { 1070 s->nofldrxq = nports * iaq.nofldrxq; 1071 if (num_vis > 1) 1072 s->nofldrxq += nports * (num_vis - 1) * iaq.nofldrxq_vi; 1073 s->neq += s->nofldrxq; /* free list */ 1074 s->niq += s->nofldrxq; 1075 1076 s->ofld_rxq = malloc(s->nofldrxq * sizeof(struct sge_ofld_rxq), 1077 M_CXGBE, M_ZERO | M_WAITOK); 1078 } 1079 #endif 1080 #ifdef DEV_NETMAP 1081 if (num_vis > 1) { 1082 s->nnmrxq = nports * (num_vis - 1) * iaq.nnmrxq_vi; 1083 s->nnmtxq = nports * (num_vis - 1) * iaq.nnmtxq_vi; 1084 } 1085 s->neq += s->nnmtxq + s->nnmrxq; 1086 s->niq += s->nnmrxq; 1087 1088 s->nm_rxq = malloc(s->nnmrxq * sizeof(struct sge_nm_rxq), 1089 M_CXGBE, M_ZERO | M_WAITOK); 1090 s->nm_txq = malloc(s->nnmtxq * sizeof(struct sge_nm_txq), 1091 M_CXGBE, M_ZERO | M_WAITOK); 1092 #endif 1093 1094 s->ctrlq = malloc(nports * sizeof(struct sge_wrq), M_CXGBE, 1095 M_ZERO | M_WAITOK); 1096 s->rxq = malloc(s->nrxq * sizeof(struct sge_rxq), M_CXGBE, 1097 M_ZERO | M_WAITOK); 1098 s->txq = malloc(s->ntxq * sizeof(struct sge_txq), M_CXGBE, 1099 M_ZERO | M_WAITOK); 1100 s->iqmap = malloc(s->niq * sizeof(struct sge_iq *), M_CXGBE, 1101 M_ZERO | M_WAITOK); 1102 s->eqmap = malloc(s->neq * sizeof(struct sge_eq *), M_CXGBE, 1103 M_ZERO | M_WAITOK); 1104 1105 sc->irq = malloc(sc->intr_count * sizeof(struct irq), M_CXGBE, 1106 M_ZERO | M_WAITOK); 1107 1108 t4_init_l2t(sc, M_WAITOK); 1109 t4_init_smt(sc, M_WAITOK); 1110 t4_init_tx_sched(sc); 1111 #ifdef RATELIMIT 1112 t4_init_etid_table(sc); 1113 #endif 1114 1115 /* 1116 * Second pass over the ports. This time we know the number of rx and 1117 * tx queues that each port should get. 1118 */ 1119 rqidx = tqidx = 0; 1120 #if defined(TCP_OFFLOAD) || defined(RATELIMIT) 1121 ofld_tqidx = 0; 1122 #endif 1123 #ifdef TCP_OFFLOAD 1124 ofld_rqidx = 0; 1125 #endif 1126 #ifdef DEV_NETMAP 1127 nm_rqidx = nm_tqidx = 0; 1128 #endif 1129 for_each_port(sc, i) { 1130 struct port_info *pi = sc->port[i]; 1131 struct vi_info *vi; 1132 1133 if (pi == NULL) 1134 continue; 1135 1136 pi->nvi = num_vis; 1137 for_each_vi(pi, j, vi) { 1138 vi->pi = pi; 1139 vi->qsize_rxq = t4_qsize_rxq; 1140 vi->qsize_txq = t4_qsize_txq; 1141 1142 vi->first_rxq = rqidx; 1143 vi->first_txq = tqidx; 1144 vi->tmr_idx = t4_tmr_idx; 1145 vi->pktc_idx = t4_pktc_idx; 1146 vi->nrxq = j == 0 ? iaq.nrxq : iaq.nrxq_vi; 1147 vi->ntxq = j == 0 ? iaq.ntxq : iaq.ntxq_vi; 1148 1149 rqidx += vi->nrxq; 1150 tqidx += vi->ntxq; 1151 1152 if (j == 0 && vi->ntxq > 1) 1153 vi->rsrv_noflowq = t4_rsrv_noflowq ? 1 : 0; 1154 else 1155 vi->rsrv_noflowq = 0; 1156 1157 #if defined(TCP_OFFLOAD) || defined(RATELIMIT) 1158 vi->first_ofld_txq = ofld_tqidx; 1159 vi->nofldtxq = j == 0 ? iaq.nofldtxq : iaq.nofldtxq_vi; 1160 ofld_tqidx += vi->nofldtxq; 1161 #endif 1162 #ifdef TCP_OFFLOAD 1163 vi->ofld_tmr_idx = t4_tmr_idx_ofld; 1164 vi->ofld_pktc_idx = t4_pktc_idx_ofld; 1165 vi->first_ofld_rxq = ofld_rqidx; 1166 vi->nofldrxq = j == 0 ? iaq.nofldrxq : iaq.nofldrxq_vi; 1167 1168 ofld_rqidx += vi->nofldrxq; 1169 #endif 1170 #ifdef DEV_NETMAP 1171 if (j > 0) { 1172 vi->first_nm_rxq = nm_rqidx; 1173 vi->first_nm_txq = nm_tqidx; 1174 vi->nnmrxq = iaq.nnmrxq_vi; 1175 vi->nnmtxq = iaq.nnmtxq_vi; 1176 nm_rqidx += vi->nnmrxq; 1177 nm_tqidx += vi->nnmtxq; 1178 } 1179 #endif 1180 } 1181 } 1182 1183 rc = t4_setup_intr_handlers(sc); 1184 if (rc != 0) { 1185 device_printf(dev, 1186 "failed to setup interrupt handlers: %d\n", rc); 1187 goto done; 1188 } 1189 1190 rc = bus_generic_probe(dev); 1191 if (rc != 0) { 1192 device_printf(dev, "failed to probe child drivers: %d\n", rc); 1193 goto done; 1194 } 1195 1196 /* 1197 * Ensure thread-safe mailbox access (in debug builds). 1198 * 1199 * So far this was the only thread accessing the mailbox but various 1200 * ifnets and sysctls are about to be created and their handlers/ioctls 1201 * will access the mailbox from different threads. 1202 */ 1203 sc->flags |= CHK_MBOX_ACCESS; 1204 1205 rc = bus_generic_attach(dev); 1206 if (rc != 0) { 1207 device_printf(dev, 1208 "failed to attach all child ports: %d\n", rc); 1209 goto done; 1210 } 1211 1212 device_printf(dev, 1213 "PCIe gen%d x%d, %d ports, %d %s interrupt%s, %d eq, %d iq\n", 1214 sc->params.pci.speed, sc->params.pci.width, sc->params.nports, 1215 sc->intr_count, sc->intr_type == INTR_MSIX ? "MSI-X" : 1216 (sc->intr_type == INTR_MSI ? "MSI" : "INTx"), 1217 sc->intr_count > 1 ? "s" : "", sc->sge.neq, sc->sge.niq); 1218 1219 t4_set_desc(sc); 1220 1221 notify_siblings(dev, 0); 1222 1223 done: 1224 if (rc != 0 && sc->cdev) { 1225 /* cdev was created and so cxgbetool works; recover that way. */ 1226 device_printf(dev, 1227 "error during attach, adapter is now in recovery mode.\n"); 1228 rc = 0; 1229 } 1230 1231 if (rc != 0) 1232 t4_detach_common(dev); 1233 else 1234 t4_sysctls(sc); 1235 1236 return (rc); 1237 } 1238 1239 static int 1240 t4_ready(device_t dev) 1241 { 1242 struct adapter *sc; 1243 1244 sc = device_get_softc(dev); 1245 if (sc->flags & FW_OK) 1246 return (0); 1247 return (ENXIO); 1248 } 1249 1250 static int 1251 t4_read_port_device(device_t dev, int port, device_t *child) 1252 { 1253 struct adapter *sc; 1254 struct port_info *pi; 1255 1256 sc = device_get_softc(dev); 1257 if (port < 0 || port >= MAX_NPORTS) 1258 return (EINVAL); 1259 pi = sc->port[port]; 1260 if (pi == NULL || pi->dev == NULL) 1261 return (ENXIO); 1262 *child = pi->dev; 1263 return (0); 1264 } 1265 1266 static int 1267 notify_siblings(device_t dev, int detaching) 1268 { 1269 device_t sibling; 1270 int error, i; 1271 1272 error = 0; 1273 for (i = 0; i < PCI_FUNCMAX; i++) { 1274 if (i == pci_get_function(dev)) 1275 continue; 1276 sibling = pci_find_dbsf(pci_get_domain(dev), pci_get_bus(dev), 1277 pci_get_slot(dev), i); 1278 if (sibling == NULL || !device_is_attached(sibling)) 1279 continue; 1280 if (detaching) 1281 error = T4_DETACH_CHILD(sibling); 1282 else 1283 (void)T4_ATTACH_CHILD(sibling); 1284 if (error) 1285 break; 1286 } 1287 return (error); 1288 } 1289 1290 /* 1291 * Idempotent 1292 */ 1293 static int 1294 t4_detach(device_t dev) 1295 { 1296 struct adapter *sc; 1297 int rc; 1298 1299 sc = device_get_softc(dev); 1300 1301 rc = notify_siblings(dev, 1); 1302 if (rc) { 1303 device_printf(dev, 1304 "failed to detach sibling devices: %d\n", rc); 1305 return (rc); 1306 } 1307 1308 return (t4_detach_common(dev)); 1309 } 1310 1311 int 1312 t4_detach_common(device_t dev) 1313 { 1314 struct adapter *sc; 1315 struct port_info *pi; 1316 int i, rc; 1317 1318 sc = device_get_softc(dev); 1319 1320 if (sc->cdev) { 1321 destroy_dev(sc->cdev); 1322 sc->cdev = NULL; 1323 } 1324 1325 sc->flags &= ~CHK_MBOX_ACCESS; 1326 if (sc->flags & FULL_INIT_DONE) { 1327 if (!(sc->flags & IS_VF)) 1328 t4_intr_disable(sc); 1329 } 1330 1331 if (device_is_attached(dev)) { 1332 rc = bus_generic_detach(dev); 1333 if (rc) { 1334 device_printf(dev, 1335 "failed to detach child devices: %d\n", rc); 1336 return (rc); 1337 } 1338 } 1339 1340 for (i = 0; i < sc->intr_count; i++) 1341 t4_free_irq(sc, &sc->irq[i]); 1342 1343 if ((sc->flags & (IS_VF | FW_OK)) == FW_OK) 1344 t4_free_tx_sched(sc); 1345 1346 for (i = 0; i < MAX_NPORTS; i++) { 1347 pi = sc->port[i]; 1348 if (pi) { 1349 t4_free_vi(sc, sc->mbox, sc->pf, 0, pi->vi[0].viid); 1350 if (pi->dev) 1351 device_delete_child(dev, pi->dev); 1352 1353 mtx_destroy(&pi->pi_lock); 1354 free(pi->vi, M_CXGBE); 1355 free(pi, M_CXGBE); 1356 } 1357 } 1358 1359 device_delete_children(dev); 1360 1361 if (sc->flags & FULL_INIT_DONE) 1362 adapter_full_uninit(sc); 1363 1364 if ((sc->flags & (IS_VF | FW_OK)) == FW_OK) 1365 t4_fw_bye(sc, sc->mbox); 1366 1367 if (sc->intr_type == INTR_MSI || sc->intr_type == INTR_MSIX) 1368 pci_release_msi(dev); 1369 1370 if (sc->regs_res) 1371 bus_release_resource(dev, SYS_RES_MEMORY, sc->regs_rid, 1372 sc->regs_res); 1373 1374 if (sc->udbs_res) 1375 bus_release_resource(dev, SYS_RES_MEMORY, sc->udbs_rid, 1376 sc->udbs_res); 1377 1378 if (sc->msix_res) 1379 bus_release_resource(dev, SYS_RES_MEMORY, sc->msix_rid, 1380 sc->msix_res); 1381 1382 if (sc->l2t) 1383 t4_free_l2t(sc->l2t); 1384 if (sc->smt) 1385 t4_free_smt(sc->smt); 1386 #ifdef RATELIMIT 1387 t4_free_etid_table(sc); 1388 #endif 1389 1390 #if defined(TCP_OFFLOAD) || defined(RATELIMIT) 1391 free(sc->sge.ofld_txq, M_CXGBE); 1392 #endif 1393 #ifdef TCP_OFFLOAD 1394 free(sc->sge.ofld_rxq, M_CXGBE); 1395 #endif 1396 #ifdef DEV_NETMAP 1397 free(sc->sge.nm_rxq, M_CXGBE); 1398 free(sc->sge.nm_txq, M_CXGBE); 1399 #endif 1400 free(sc->irq, M_CXGBE); 1401 free(sc->sge.rxq, M_CXGBE); 1402 free(sc->sge.txq, M_CXGBE); 1403 free(sc->sge.ctrlq, M_CXGBE); 1404 free(sc->sge.iqmap, M_CXGBE); 1405 free(sc->sge.eqmap, M_CXGBE); 1406 free(sc->tids.ftid_tab, M_CXGBE); 1407 free(sc->tids.hpftid_tab, M_CXGBE); 1408 if (sc->tids.hftid_tab) 1409 free_hftid_tab(&sc->tids); 1410 free(sc->tids.atid_tab, M_CXGBE); 1411 free(sc->tids.tid_tab, M_CXGBE); 1412 free(sc->tt.tls_rx_ports, M_CXGBE); 1413 t4_destroy_dma_tag(sc); 1414 if (mtx_initialized(&sc->sc_lock)) { 1415 sx_xlock(&t4_list_lock); 1416 SLIST_REMOVE(&t4_list, sc, adapter, link); 1417 sx_xunlock(&t4_list_lock); 1418 mtx_destroy(&sc->sc_lock); 1419 } 1420 1421 callout_drain(&sc->sfl_callout); 1422 if (mtx_initialized(&sc->tids.ftid_lock)) { 1423 mtx_destroy(&sc->tids.ftid_lock); 1424 cv_destroy(&sc->tids.ftid_cv); 1425 } 1426 if (mtx_initialized(&sc->tids.atid_lock)) 1427 mtx_destroy(&sc->tids.atid_lock); 1428 if (mtx_initialized(&sc->sfl_lock)) 1429 mtx_destroy(&sc->sfl_lock); 1430 if (mtx_initialized(&sc->ifp_lock)) 1431 mtx_destroy(&sc->ifp_lock); 1432 if (mtx_initialized(&sc->reg_lock)) 1433 mtx_destroy(&sc->reg_lock); 1434 1435 if (rw_initialized(&sc->policy_lock)) { 1436 rw_destroy(&sc->policy_lock); 1437 #ifdef TCP_OFFLOAD 1438 if (sc->policy != NULL) 1439 free_offload_policy(sc->policy); 1440 #endif 1441 } 1442 1443 for (i = 0; i < NUM_MEMWIN; i++) { 1444 struct memwin *mw = &sc->memwin[i]; 1445 1446 if (rw_initialized(&mw->mw_lock)) 1447 rw_destroy(&mw->mw_lock); 1448 } 1449 1450 bzero(sc, sizeof(*sc)); 1451 1452 return (0); 1453 } 1454 1455 static int 1456 cxgbe_probe(device_t dev) 1457 { 1458 char buf[128]; 1459 struct port_info *pi = device_get_softc(dev); 1460 1461 snprintf(buf, sizeof(buf), "port %d", pi->port_id); 1462 device_set_desc_copy(dev, buf); 1463 1464 return (BUS_PROBE_DEFAULT); 1465 } 1466 1467 #define T4_CAP (IFCAP_VLAN_HWTAGGING | IFCAP_VLAN_MTU | IFCAP_HWCSUM | \ 1468 IFCAP_VLAN_HWCSUM | IFCAP_TSO | IFCAP_JUMBO_MTU | IFCAP_LRO | \ 1469 IFCAP_VLAN_HWTSO | IFCAP_LINKSTATE | IFCAP_HWCSUM_IPV6 | IFCAP_HWSTATS) 1470 #define T4_CAP_ENABLE (T4_CAP) 1471 1472 static int 1473 cxgbe_vi_attach(device_t dev, struct vi_info *vi) 1474 { 1475 struct ifnet *ifp; 1476 struct sbuf *sb; 1477 1478 vi->xact_addr_filt = -1; 1479 callout_init(&vi->tick, 1); 1480 1481 /* Allocate an ifnet and set it up */ 1482 ifp = if_alloc(IFT_ETHER); 1483 if (ifp == NULL) { 1484 device_printf(dev, "Cannot allocate ifnet\n"); 1485 return (ENOMEM); 1486 } 1487 vi->ifp = ifp; 1488 ifp->if_softc = vi; 1489 1490 if_initname(ifp, device_get_name(dev), device_get_unit(dev)); 1491 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; 1492 1493 ifp->if_init = cxgbe_init; 1494 ifp->if_ioctl = cxgbe_ioctl; 1495 ifp->if_transmit = cxgbe_transmit; 1496 ifp->if_qflush = cxgbe_qflush; 1497 ifp->if_get_counter = cxgbe_get_counter; 1498 #ifdef RATELIMIT 1499 ifp->if_snd_tag_alloc = cxgbe_snd_tag_alloc; 1500 ifp->if_snd_tag_modify = cxgbe_snd_tag_modify; 1501 ifp->if_snd_tag_query = cxgbe_snd_tag_query; 1502 ifp->if_snd_tag_free = cxgbe_snd_tag_free; 1503 #endif 1504 1505 ifp->if_capabilities = T4_CAP; 1506 #ifdef TCP_OFFLOAD 1507 if (vi->nofldrxq != 0) 1508 ifp->if_capabilities |= IFCAP_TOE; 1509 #endif 1510 #ifdef DEV_NETMAP 1511 if (vi->nnmrxq != 0) 1512 ifp->if_capabilities |= IFCAP_NETMAP; 1513 #endif 1514 #ifdef RATELIMIT 1515 if (is_ethoffload(vi->pi->adapter) && vi->nofldtxq != 0) 1516 ifp->if_capabilities |= IFCAP_TXRTLMT; 1517 #endif 1518 ifp->if_capenable = T4_CAP_ENABLE; 1519 ifp->if_hwassist = CSUM_TCP | CSUM_UDP | CSUM_IP | CSUM_TSO | 1520 CSUM_UDP_IPV6 | CSUM_TCP_IPV6; 1521 1522 ifp->if_hw_tsomax = 65536 - (ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN); 1523 ifp->if_hw_tsomaxsegcount = TX_SGL_SEGS; 1524 ifp->if_hw_tsomaxsegsize = 65536; 1525 1526 vi->vlan_c = EVENTHANDLER_REGISTER(vlan_config, cxgbe_vlan_config, ifp, 1527 EVENTHANDLER_PRI_ANY); 1528 1529 ether_ifattach(ifp, vi->hw_addr); 1530 #ifdef DEV_NETMAP 1531 if (ifp->if_capabilities & IFCAP_NETMAP) 1532 cxgbe_nm_attach(vi); 1533 #endif 1534 sb = sbuf_new_auto(); 1535 sbuf_printf(sb, "%d txq, %d rxq (NIC)", vi->ntxq, vi->nrxq); 1536 #if defined(TCP_OFFLOAD) || defined(RATELIMIT) 1537 switch (ifp->if_capabilities & (IFCAP_TOE | IFCAP_TXRTLMT)) { 1538 case IFCAP_TOE: 1539 sbuf_printf(sb, "; %d txq (TOE)", vi->nofldtxq); 1540 break; 1541 case IFCAP_TOE | IFCAP_TXRTLMT: 1542 sbuf_printf(sb, "; %d txq (TOE/ETHOFLD)", vi->nofldtxq); 1543 break; 1544 case IFCAP_TXRTLMT: 1545 sbuf_printf(sb, "; %d txq (ETHOFLD)", vi->nofldtxq); 1546 break; 1547 } 1548 #endif 1549 #ifdef TCP_OFFLOAD 1550 if (ifp->if_capabilities & IFCAP_TOE) 1551 sbuf_printf(sb, ", %d rxq (TOE)", vi->nofldrxq); 1552 #endif 1553 #ifdef DEV_NETMAP 1554 if (ifp->if_capabilities & IFCAP_NETMAP) 1555 sbuf_printf(sb, "; %d txq, %d rxq (netmap)", 1556 vi->nnmtxq, vi->nnmrxq); 1557 #endif 1558 sbuf_finish(sb); 1559 device_printf(dev, "%s\n", sbuf_data(sb)); 1560 sbuf_delete(sb); 1561 1562 vi_sysctls(vi); 1563 1564 return (0); 1565 } 1566 1567 static int 1568 cxgbe_attach(device_t dev) 1569 { 1570 struct port_info *pi = device_get_softc(dev); 1571 struct adapter *sc = pi->adapter; 1572 struct vi_info *vi; 1573 int i, rc; 1574 1575 callout_init_mtx(&pi->tick, &pi->pi_lock, 0); 1576 1577 rc = cxgbe_vi_attach(dev, &pi->vi[0]); 1578 if (rc) 1579 return (rc); 1580 1581 for_each_vi(pi, i, vi) { 1582 if (i == 0) 1583 continue; 1584 vi->dev = device_add_child(dev, sc->names->vi_ifnet_name, -1); 1585 if (vi->dev == NULL) { 1586 device_printf(dev, "failed to add VI %d\n", i); 1587 continue; 1588 } 1589 device_set_softc(vi->dev, vi); 1590 } 1591 1592 cxgbe_sysctls(pi); 1593 1594 bus_generic_attach(dev); 1595 1596 return (0); 1597 } 1598 1599 static void 1600 cxgbe_vi_detach(struct vi_info *vi) 1601 { 1602 struct ifnet *ifp = vi->ifp; 1603 1604 ether_ifdetach(ifp); 1605 1606 if (vi->vlan_c) 1607 EVENTHANDLER_DEREGISTER(vlan_config, vi->vlan_c); 1608 1609 /* Let detach proceed even if these fail. */ 1610 #ifdef DEV_NETMAP 1611 if (ifp->if_capabilities & IFCAP_NETMAP) 1612 cxgbe_nm_detach(vi); 1613 #endif 1614 cxgbe_uninit_synchronized(vi); 1615 callout_drain(&vi->tick); 1616 vi_full_uninit(vi); 1617 1618 if_free(vi->ifp); 1619 vi->ifp = NULL; 1620 } 1621 1622 static int 1623 cxgbe_detach(device_t dev) 1624 { 1625 struct port_info *pi = device_get_softc(dev); 1626 struct adapter *sc = pi->adapter; 1627 int rc; 1628 1629 /* Detach the extra VIs first. */ 1630 rc = bus_generic_detach(dev); 1631 if (rc) 1632 return (rc); 1633 device_delete_children(dev); 1634 1635 doom_vi(sc, &pi->vi[0]); 1636 1637 if (pi->flags & HAS_TRACEQ) { 1638 sc->traceq = -1; /* cloner should not create ifnet */ 1639 t4_tracer_port_detach(sc); 1640 } 1641 1642 cxgbe_vi_detach(&pi->vi[0]); 1643 callout_drain(&pi->tick); 1644 ifmedia_removeall(&pi->media); 1645 1646 end_synchronized_op(sc, 0); 1647 1648 return (0); 1649 } 1650 1651 static void 1652 cxgbe_init(void *arg) 1653 { 1654 struct vi_info *vi = arg; 1655 struct adapter *sc = vi->pi->adapter; 1656 1657 if (begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4init") != 0) 1658 return; 1659 cxgbe_init_synchronized(vi); 1660 end_synchronized_op(sc, 0); 1661 } 1662 1663 static int 1664 cxgbe_ioctl(struct ifnet *ifp, unsigned long cmd, caddr_t data) 1665 { 1666 int rc = 0, mtu, flags; 1667 struct vi_info *vi = ifp->if_softc; 1668 struct port_info *pi = vi->pi; 1669 struct adapter *sc = pi->adapter; 1670 struct ifreq *ifr = (struct ifreq *)data; 1671 uint32_t mask; 1672 1673 switch (cmd) { 1674 case SIOCSIFMTU: 1675 mtu = ifr->ifr_mtu; 1676 if (mtu < ETHERMIN || mtu > MAX_MTU) 1677 return (EINVAL); 1678 1679 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4mtu"); 1680 if (rc) 1681 return (rc); 1682 ifp->if_mtu = mtu; 1683 if (vi->flags & VI_INIT_DONE) { 1684 t4_update_fl_bufsize(ifp); 1685 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 1686 rc = update_mac_settings(ifp, XGMAC_MTU); 1687 } 1688 end_synchronized_op(sc, 0); 1689 break; 1690 1691 case SIOCSIFFLAGS: 1692 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4flg"); 1693 if (rc) 1694 return (rc); 1695 1696 if (ifp->if_flags & IFF_UP) { 1697 if (ifp->if_drv_flags & IFF_DRV_RUNNING) { 1698 flags = vi->if_flags; 1699 if ((ifp->if_flags ^ flags) & 1700 (IFF_PROMISC | IFF_ALLMULTI)) { 1701 rc = update_mac_settings(ifp, 1702 XGMAC_PROMISC | XGMAC_ALLMULTI); 1703 } 1704 } else { 1705 rc = cxgbe_init_synchronized(vi); 1706 } 1707 vi->if_flags = ifp->if_flags; 1708 } else if (ifp->if_drv_flags & IFF_DRV_RUNNING) { 1709 rc = cxgbe_uninit_synchronized(vi); 1710 } 1711 end_synchronized_op(sc, 0); 1712 break; 1713 1714 case SIOCADDMULTI: 1715 case SIOCDELMULTI: 1716 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4multi"); 1717 if (rc) 1718 return (rc); 1719 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 1720 rc = update_mac_settings(ifp, XGMAC_MCADDRS); 1721 end_synchronized_op(sc, 0); 1722 break; 1723 1724 case SIOCSIFCAP: 1725 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4cap"); 1726 if (rc) 1727 return (rc); 1728 1729 mask = ifr->ifr_reqcap ^ ifp->if_capenable; 1730 if (mask & IFCAP_TXCSUM) { 1731 ifp->if_capenable ^= IFCAP_TXCSUM; 1732 ifp->if_hwassist ^= (CSUM_TCP | CSUM_UDP | CSUM_IP); 1733 1734 if (IFCAP_TSO4 & ifp->if_capenable && 1735 !(IFCAP_TXCSUM & ifp->if_capenable)) { 1736 ifp->if_capenable &= ~IFCAP_TSO4; 1737 if_printf(ifp, 1738 "tso4 disabled due to -txcsum.\n"); 1739 } 1740 } 1741 if (mask & IFCAP_TXCSUM_IPV6) { 1742 ifp->if_capenable ^= IFCAP_TXCSUM_IPV6; 1743 ifp->if_hwassist ^= (CSUM_UDP_IPV6 | CSUM_TCP_IPV6); 1744 1745 if (IFCAP_TSO6 & ifp->if_capenable && 1746 !(IFCAP_TXCSUM_IPV6 & ifp->if_capenable)) { 1747 ifp->if_capenable &= ~IFCAP_TSO6; 1748 if_printf(ifp, 1749 "tso6 disabled due to -txcsum6.\n"); 1750 } 1751 } 1752 if (mask & IFCAP_RXCSUM) 1753 ifp->if_capenable ^= IFCAP_RXCSUM; 1754 if (mask & IFCAP_RXCSUM_IPV6) 1755 ifp->if_capenable ^= IFCAP_RXCSUM_IPV6; 1756 1757 /* 1758 * Note that we leave CSUM_TSO alone (it is always set). The 1759 * kernel takes both IFCAP_TSOx and CSUM_TSO into account before 1760 * sending a TSO request our way, so it's sufficient to toggle 1761 * IFCAP_TSOx only. 1762 */ 1763 if (mask & IFCAP_TSO4) { 1764 if (!(IFCAP_TSO4 & ifp->if_capenable) && 1765 !(IFCAP_TXCSUM & ifp->if_capenable)) { 1766 if_printf(ifp, "enable txcsum first.\n"); 1767 rc = EAGAIN; 1768 goto fail; 1769 } 1770 ifp->if_capenable ^= IFCAP_TSO4; 1771 } 1772 if (mask & IFCAP_TSO6) { 1773 if (!(IFCAP_TSO6 & ifp->if_capenable) && 1774 !(IFCAP_TXCSUM_IPV6 & ifp->if_capenable)) { 1775 if_printf(ifp, "enable txcsum6 first.\n"); 1776 rc = EAGAIN; 1777 goto fail; 1778 } 1779 ifp->if_capenable ^= IFCAP_TSO6; 1780 } 1781 if (mask & IFCAP_LRO) { 1782 #if defined(INET) || defined(INET6) 1783 int i; 1784 struct sge_rxq *rxq; 1785 1786 ifp->if_capenable ^= IFCAP_LRO; 1787 for_each_rxq(vi, i, rxq) { 1788 if (ifp->if_capenable & IFCAP_LRO) 1789 rxq->iq.flags |= IQ_LRO_ENABLED; 1790 else 1791 rxq->iq.flags &= ~IQ_LRO_ENABLED; 1792 } 1793 #endif 1794 } 1795 #ifdef TCP_OFFLOAD 1796 if (mask & IFCAP_TOE) { 1797 int enable = (ifp->if_capenable ^ mask) & IFCAP_TOE; 1798 1799 rc = toe_capability(vi, enable); 1800 if (rc != 0) 1801 goto fail; 1802 1803 ifp->if_capenable ^= mask; 1804 } 1805 #endif 1806 if (mask & IFCAP_VLAN_HWTAGGING) { 1807 ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING; 1808 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 1809 rc = update_mac_settings(ifp, XGMAC_VLANEX); 1810 } 1811 if (mask & IFCAP_VLAN_MTU) { 1812 ifp->if_capenable ^= IFCAP_VLAN_MTU; 1813 1814 /* Need to find out how to disable auto-mtu-inflation */ 1815 } 1816 if (mask & IFCAP_VLAN_HWTSO) 1817 ifp->if_capenable ^= IFCAP_VLAN_HWTSO; 1818 if (mask & IFCAP_VLAN_HWCSUM) 1819 ifp->if_capenable ^= IFCAP_VLAN_HWCSUM; 1820 #ifdef RATELIMIT 1821 if (mask & IFCAP_TXRTLMT) 1822 ifp->if_capenable ^= IFCAP_TXRTLMT; 1823 #endif 1824 1825 #ifdef VLAN_CAPABILITIES 1826 VLAN_CAPABILITIES(ifp); 1827 #endif 1828 fail: 1829 end_synchronized_op(sc, 0); 1830 break; 1831 1832 case SIOCSIFMEDIA: 1833 case SIOCGIFMEDIA: 1834 case SIOCGIFXMEDIA: 1835 ifmedia_ioctl(ifp, ifr, &pi->media, cmd); 1836 break; 1837 1838 case SIOCGI2C: { 1839 struct ifi2creq i2c; 1840 1841 rc = copyin(ifr_data_get_ptr(ifr), &i2c, sizeof(i2c)); 1842 if (rc != 0) 1843 break; 1844 if (i2c.dev_addr != 0xA0 && i2c.dev_addr != 0xA2) { 1845 rc = EPERM; 1846 break; 1847 } 1848 if (i2c.len > sizeof(i2c.data)) { 1849 rc = EINVAL; 1850 break; 1851 } 1852 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4i2c"); 1853 if (rc) 1854 return (rc); 1855 rc = -t4_i2c_rd(sc, sc->mbox, pi->port_id, i2c.dev_addr, 1856 i2c.offset, i2c.len, &i2c.data[0]); 1857 end_synchronized_op(sc, 0); 1858 if (rc == 0) 1859 rc = copyout(&i2c, ifr_data_get_ptr(ifr), sizeof(i2c)); 1860 break; 1861 } 1862 1863 default: 1864 rc = ether_ioctl(ifp, cmd, data); 1865 } 1866 1867 return (rc); 1868 } 1869 1870 static int 1871 cxgbe_transmit(struct ifnet *ifp, struct mbuf *m) 1872 { 1873 struct vi_info *vi = ifp->if_softc; 1874 struct port_info *pi = vi->pi; 1875 struct adapter *sc = pi->adapter; 1876 struct sge_txq *txq; 1877 void *items[1]; 1878 int rc; 1879 1880 M_ASSERTPKTHDR(m); 1881 MPASS(m->m_nextpkt == NULL); /* not quite ready for this yet */ 1882 1883 if (__predict_false(pi->link_cfg.link_ok == 0)) { 1884 m_freem(m); 1885 return (ENETDOWN); 1886 } 1887 1888 rc = parse_pkt(sc, &m); 1889 if (__predict_false(rc != 0)) { 1890 MPASS(m == NULL); /* was freed already */ 1891 atomic_add_int(&pi->tx_parse_error, 1); /* rare, atomic is ok */ 1892 return (rc); 1893 } 1894 #ifdef RATELIMIT 1895 if (m->m_pkthdr.snd_tag != NULL) { 1896 /* EAGAIN tells the stack we are not the correct interface. */ 1897 if (__predict_false(ifp != m->m_pkthdr.snd_tag->ifp)) { 1898 m_freem(m); 1899 return (EAGAIN); 1900 } 1901 1902 return (ethofld_transmit(ifp, m)); 1903 } 1904 #endif 1905 1906 /* Select a txq. */ 1907 txq = &sc->sge.txq[vi->first_txq]; 1908 if (M_HASHTYPE_GET(m) != M_HASHTYPE_NONE) 1909 txq += ((m->m_pkthdr.flowid % (vi->ntxq - vi->rsrv_noflowq)) + 1910 vi->rsrv_noflowq); 1911 1912 items[0] = m; 1913 rc = mp_ring_enqueue(txq->r, items, 1, 4096); 1914 if (__predict_false(rc != 0)) 1915 m_freem(m); 1916 1917 return (rc); 1918 } 1919 1920 static void 1921 cxgbe_qflush(struct ifnet *ifp) 1922 { 1923 struct vi_info *vi = ifp->if_softc; 1924 struct sge_txq *txq; 1925 int i; 1926 1927 /* queues do not exist if !VI_INIT_DONE. */ 1928 if (vi->flags & VI_INIT_DONE) { 1929 for_each_txq(vi, i, txq) { 1930 TXQ_LOCK(txq); 1931 txq->eq.flags |= EQ_QFLUSH; 1932 TXQ_UNLOCK(txq); 1933 while (!mp_ring_is_idle(txq->r)) { 1934 mp_ring_check_drainage(txq->r, 0); 1935 pause("qflush", 1); 1936 } 1937 TXQ_LOCK(txq); 1938 txq->eq.flags &= ~EQ_QFLUSH; 1939 TXQ_UNLOCK(txq); 1940 } 1941 } 1942 if_qflush(ifp); 1943 } 1944 1945 static uint64_t 1946 vi_get_counter(struct ifnet *ifp, ift_counter c) 1947 { 1948 struct vi_info *vi = ifp->if_softc; 1949 struct fw_vi_stats_vf *s = &vi->stats; 1950 1951 vi_refresh_stats(vi->pi->adapter, vi); 1952 1953 switch (c) { 1954 case IFCOUNTER_IPACKETS: 1955 return (s->rx_bcast_frames + s->rx_mcast_frames + 1956 s->rx_ucast_frames); 1957 case IFCOUNTER_IERRORS: 1958 return (s->rx_err_frames); 1959 case IFCOUNTER_OPACKETS: 1960 return (s->tx_bcast_frames + s->tx_mcast_frames + 1961 s->tx_ucast_frames + s->tx_offload_frames); 1962 case IFCOUNTER_OERRORS: 1963 return (s->tx_drop_frames); 1964 case IFCOUNTER_IBYTES: 1965 return (s->rx_bcast_bytes + s->rx_mcast_bytes + 1966 s->rx_ucast_bytes); 1967 case IFCOUNTER_OBYTES: 1968 return (s->tx_bcast_bytes + s->tx_mcast_bytes + 1969 s->tx_ucast_bytes + s->tx_offload_bytes); 1970 case IFCOUNTER_IMCASTS: 1971 return (s->rx_mcast_frames); 1972 case IFCOUNTER_OMCASTS: 1973 return (s->tx_mcast_frames); 1974 case IFCOUNTER_OQDROPS: { 1975 uint64_t drops; 1976 1977 drops = 0; 1978 if (vi->flags & VI_INIT_DONE) { 1979 int i; 1980 struct sge_txq *txq; 1981 1982 for_each_txq(vi, i, txq) 1983 drops += counter_u64_fetch(txq->r->drops); 1984 } 1985 1986 return (drops); 1987 1988 } 1989 1990 default: 1991 return (if_get_counter_default(ifp, c)); 1992 } 1993 } 1994 1995 uint64_t 1996 cxgbe_get_counter(struct ifnet *ifp, ift_counter c) 1997 { 1998 struct vi_info *vi = ifp->if_softc; 1999 struct port_info *pi = vi->pi; 2000 struct adapter *sc = pi->adapter; 2001 struct port_stats *s = &pi->stats; 2002 2003 if (pi->nvi > 1 || sc->flags & IS_VF) 2004 return (vi_get_counter(ifp, c)); 2005 2006 cxgbe_refresh_stats(sc, pi); 2007 2008 switch (c) { 2009 case IFCOUNTER_IPACKETS: 2010 return (s->rx_frames); 2011 2012 case IFCOUNTER_IERRORS: 2013 return (s->rx_jabber + s->rx_runt + s->rx_too_long + 2014 s->rx_fcs_err + s->rx_len_err); 2015 2016 case IFCOUNTER_OPACKETS: 2017 return (s->tx_frames); 2018 2019 case IFCOUNTER_OERRORS: 2020 return (s->tx_error_frames); 2021 2022 case IFCOUNTER_IBYTES: 2023 return (s->rx_octets); 2024 2025 case IFCOUNTER_OBYTES: 2026 return (s->tx_octets); 2027 2028 case IFCOUNTER_IMCASTS: 2029 return (s->rx_mcast_frames); 2030 2031 case IFCOUNTER_OMCASTS: 2032 return (s->tx_mcast_frames); 2033 2034 case IFCOUNTER_IQDROPS: 2035 return (s->rx_ovflow0 + s->rx_ovflow1 + s->rx_ovflow2 + 2036 s->rx_ovflow3 + s->rx_trunc0 + s->rx_trunc1 + s->rx_trunc2 + 2037 s->rx_trunc3 + pi->tnl_cong_drops); 2038 2039 case IFCOUNTER_OQDROPS: { 2040 uint64_t drops; 2041 2042 drops = s->tx_drop; 2043 if (vi->flags & VI_INIT_DONE) { 2044 int i; 2045 struct sge_txq *txq; 2046 2047 for_each_txq(vi, i, txq) 2048 drops += counter_u64_fetch(txq->r->drops); 2049 } 2050 2051 return (drops); 2052 2053 } 2054 2055 default: 2056 return (if_get_counter_default(ifp, c)); 2057 } 2058 } 2059 2060 /* 2061 * The kernel picks a media from the list we had provided so we do not have to 2062 * validate the request. 2063 */ 2064 static int 2065 cxgbe_media_change(struct ifnet *ifp) 2066 { 2067 struct vi_info *vi = ifp->if_softc; 2068 struct port_info *pi = vi->pi; 2069 struct ifmedia *ifm = &pi->media; 2070 struct link_config *lc = &pi->link_cfg; 2071 struct adapter *sc = pi->adapter; 2072 int rc; 2073 2074 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4mec"); 2075 if (rc != 0) 2076 return (rc); 2077 PORT_LOCK(pi); 2078 if (IFM_SUBTYPE(ifm->ifm_media) == IFM_AUTO) { 2079 MPASS(lc->supported & FW_PORT_CAP_ANEG); 2080 lc->requested_aneg = AUTONEG_ENABLE; 2081 } else { 2082 lc->requested_aneg = AUTONEG_DISABLE; 2083 lc->requested_speed = 2084 ifmedia_baudrate(ifm->ifm_media) / 1000000; 2085 lc->requested_fc = 0; 2086 if (IFM_OPTIONS(ifm->ifm_media) & IFM_ETH_RXPAUSE) 2087 lc->requested_fc |= PAUSE_RX; 2088 if (IFM_OPTIONS(ifm->ifm_media) & IFM_ETH_TXPAUSE) 2089 lc->requested_fc |= PAUSE_TX; 2090 } 2091 if (pi->up_vis > 0) 2092 rc = apply_l1cfg(pi); 2093 PORT_UNLOCK(pi); 2094 end_synchronized_op(sc, 0); 2095 return (rc); 2096 } 2097 2098 /* 2099 * Mbps to FW_PORT_CAP_SPEED_* bit. 2100 */ 2101 static uint16_t 2102 speed_to_fwspeed(int speed) 2103 { 2104 2105 switch (speed) { 2106 case 100000: 2107 return (FW_PORT_CAP_SPEED_100G); 2108 case 40000: 2109 return (FW_PORT_CAP_SPEED_40G); 2110 case 25000: 2111 return (FW_PORT_CAP_SPEED_25G); 2112 case 10000: 2113 return (FW_PORT_CAP_SPEED_10G); 2114 case 1000: 2115 return (FW_PORT_CAP_SPEED_1G); 2116 case 100: 2117 return (FW_PORT_CAP_SPEED_100M); 2118 } 2119 2120 return (0); 2121 } 2122 2123 /* 2124 * Base media word (without ETHER, pause, link active, etc.) for the port at the 2125 * given speed. 2126 */ 2127 static int 2128 port_mword(struct port_info *pi, uint16_t speed) 2129 { 2130 2131 MPASS(speed & M_FW_PORT_CAP_SPEED); 2132 MPASS(powerof2(speed)); 2133 2134 switch(pi->port_type) { 2135 case FW_PORT_TYPE_BT_SGMII: 2136 case FW_PORT_TYPE_BT_XFI: 2137 case FW_PORT_TYPE_BT_XAUI: 2138 /* BaseT */ 2139 switch (speed) { 2140 case FW_PORT_CAP_SPEED_100M: 2141 return (IFM_100_T); 2142 case FW_PORT_CAP_SPEED_1G: 2143 return (IFM_1000_T); 2144 case FW_PORT_CAP_SPEED_10G: 2145 return (IFM_10G_T); 2146 } 2147 break; 2148 case FW_PORT_TYPE_KX4: 2149 if (speed == FW_PORT_CAP_SPEED_10G) 2150 return (IFM_10G_KX4); 2151 break; 2152 case FW_PORT_TYPE_CX4: 2153 if (speed == FW_PORT_CAP_SPEED_10G) 2154 return (IFM_10G_CX4); 2155 break; 2156 case FW_PORT_TYPE_KX: 2157 if (speed == FW_PORT_CAP_SPEED_1G) 2158 return (IFM_1000_KX); 2159 break; 2160 case FW_PORT_TYPE_KR: 2161 case FW_PORT_TYPE_BP_AP: 2162 case FW_PORT_TYPE_BP4_AP: 2163 case FW_PORT_TYPE_BP40_BA: 2164 case FW_PORT_TYPE_KR4_100G: 2165 case FW_PORT_TYPE_KR_SFP28: 2166 case FW_PORT_TYPE_KR_XLAUI: 2167 switch (speed) { 2168 case FW_PORT_CAP_SPEED_1G: 2169 return (IFM_1000_KX); 2170 case FW_PORT_CAP_SPEED_10G: 2171 return (IFM_10G_KR); 2172 case FW_PORT_CAP_SPEED_25G: 2173 return (IFM_25G_KR); 2174 case FW_PORT_CAP_SPEED_40G: 2175 return (IFM_40G_KR4); 2176 case FW_PORT_CAP_SPEED_100G: 2177 return (IFM_100G_KR4); 2178 } 2179 break; 2180 case FW_PORT_TYPE_FIBER_XFI: 2181 case FW_PORT_TYPE_FIBER_XAUI: 2182 case FW_PORT_TYPE_SFP: 2183 case FW_PORT_TYPE_QSFP_10G: 2184 case FW_PORT_TYPE_QSA: 2185 case FW_PORT_TYPE_QSFP: 2186 case FW_PORT_TYPE_CR4_QSFP: 2187 case FW_PORT_TYPE_CR_QSFP: 2188 case FW_PORT_TYPE_CR2_QSFP: 2189 case FW_PORT_TYPE_SFP28: 2190 /* Pluggable transceiver */ 2191 switch (pi->mod_type) { 2192 case FW_PORT_MOD_TYPE_LR: 2193 switch (speed) { 2194 case FW_PORT_CAP_SPEED_1G: 2195 return (IFM_1000_LX); 2196 case FW_PORT_CAP_SPEED_10G: 2197 return (IFM_10G_LR); 2198 case FW_PORT_CAP_SPEED_25G: 2199 return (IFM_25G_LR); 2200 case FW_PORT_CAP_SPEED_40G: 2201 return (IFM_40G_LR4); 2202 case FW_PORT_CAP_SPEED_100G: 2203 return (IFM_100G_LR4); 2204 } 2205 break; 2206 case FW_PORT_MOD_TYPE_SR: 2207 switch (speed) { 2208 case FW_PORT_CAP_SPEED_1G: 2209 return (IFM_1000_SX); 2210 case FW_PORT_CAP_SPEED_10G: 2211 return (IFM_10G_SR); 2212 case FW_PORT_CAP_SPEED_25G: 2213 return (IFM_25G_SR); 2214 case FW_PORT_CAP_SPEED_40G: 2215 return (IFM_40G_SR4); 2216 case FW_PORT_CAP_SPEED_100G: 2217 return (IFM_100G_SR4); 2218 } 2219 break; 2220 case FW_PORT_MOD_TYPE_ER: 2221 if (speed == FW_PORT_CAP_SPEED_10G) 2222 return (IFM_10G_ER); 2223 break; 2224 case FW_PORT_MOD_TYPE_TWINAX_PASSIVE: 2225 case FW_PORT_MOD_TYPE_TWINAX_ACTIVE: 2226 switch (speed) { 2227 case FW_PORT_CAP_SPEED_1G: 2228 return (IFM_1000_CX); 2229 case FW_PORT_CAP_SPEED_10G: 2230 return (IFM_10G_TWINAX); 2231 case FW_PORT_CAP_SPEED_25G: 2232 return (IFM_25G_CR); 2233 case FW_PORT_CAP_SPEED_40G: 2234 return (IFM_40G_CR4); 2235 case FW_PORT_CAP_SPEED_100G: 2236 return (IFM_100G_CR4); 2237 } 2238 break; 2239 case FW_PORT_MOD_TYPE_LRM: 2240 if (speed == FW_PORT_CAP_SPEED_10G) 2241 return (IFM_10G_LRM); 2242 break; 2243 case FW_PORT_MOD_TYPE_NA: 2244 MPASS(0); /* Not pluggable? */ 2245 /* fall throough */ 2246 case FW_PORT_MOD_TYPE_ERROR: 2247 case FW_PORT_MOD_TYPE_UNKNOWN: 2248 case FW_PORT_MOD_TYPE_NOTSUPPORTED: 2249 break; 2250 case FW_PORT_MOD_TYPE_NONE: 2251 return (IFM_NONE); 2252 } 2253 break; 2254 case FW_PORT_TYPE_NONE: 2255 return (IFM_NONE); 2256 } 2257 2258 return (IFM_UNKNOWN); 2259 } 2260 2261 static void 2262 cxgbe_media_status(struct ifnet *ifp, struct ifmediareq *ifmr) 2263 { 2264 struct vi_info *vi = ifp->if_softc; 2265 struct port_info *pi = vi->pi; 2266 struct adapter *sc = pi->adapter; 2267 struct link_config *lc = &pi->link_cfg; 2268 2269 if (begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4med") != 0) 2270 return; 2271 PORT_LOCK(pi); 2272 2273 if (pi->up_vis == 0) { 2274 /* 2275 * If all the interfaces are administratively down the firmware 2276 * does not report transceiver changes. Refresh port info here 2277 * so that ifconfig displays accurate ifmedia at all times. 2278 * This is the only reason we have a synchronized op in this 2279 * function. Just PORT_LOCK would have been enough otherwise. 2280 */ 2281 t4_update_port_info(pi); 2282 build_medialist(pi, &pi->media); 2283 } 2284 2285 /* ifm_status */ 2286 ifmr->ifm_status = IFM_AVALID; 2287 if (lc->link_ok == 0) 2288 goto done; 2289 ifmr->ifm_status |= IFM_ACTIVE; 2290 2291 /* ifm_active */ 2292 ifmr->ifm_active = IFM_ETHER | IFM_FDX; 2293 ifmr->ifm_active &= ~(IFM_ETH_TXPAUSE | IFM_ETH_RXPAUSE); 2294 if (lc->fc & PAUSE_RX) 2295 ifmr->ifm_active |= IFM_ETH_RXPAUSE; 2296 if (lc->fc & PAUSE_TX) 2297 ifmr->ifm_active |= IFM_ETH_TXPAUSE; 2298 ifmr->ifm_active |= port_mword(pi, speed_to_fwspeed(lc->speed)); 2299 done: 2300 PORT_UNLOCK(pi); 2301 end_synchronized_op(sc, 0); 2302 } 2303 2304 static int 2305 vcxgbe_probe(device_t dev) 2306 { 2307 char buf[128]; 2308 struct vi_info *vi = device_get_softc(dev); 2309 2310 snprintf(buf, sizeof(buf), "port %d vi %td", vi->pi->port_id, 2311 vi - vi->pi->vi); 2312 device_set_desc_copy(dev, buf); 2313 2314 return (BUS_PROBE_DEFAULT); 2315 } 2316 2317 static int 2318 alloc_extra_vi(struct adapter *sc, struct port_info *pi, struct vi_info *vi) 2319 { 2320 int func, index, rc; 2321 uint32_t param, val; 2322 2323 ASSERT_SYNCHRONIZED_OP(sc); 2324 2325 index = vi - pi->vi; 2326 MPASS(index > 0); /* This function deals with _extra_ VIs only */ 2327 KASSERT(index < nitems(vi_mac_funcs), 2328 ("%s: VI %s doesn't have a MAC func", __func__, 2329 device_get_nameunit(vi->dev))); 2330 func = vi_mac_funcs[index]; 2331 rc = t4_alloc_vi_func(sc, sc->mbox, pi->tx_chan, sc->pf, 0, 1, 2332 vi->hw_addr, &vi->rss_size, func, 0); 2333 if (rc < 0) { 2334 device_printf(vi->dev, "failed to allocate virtual interface %d" 2335 "for port %d: %d\n", index, pi->port_id, -rc); 2336 return (-rc); 2337 } 2338 vi->viid = rc; 2339 if (chip_id(sc) <= CHELSIO_T5) 2340 vi->smt_idx = (rc & 0x7f) << 1; 2341 else 2342 vi->smt_idx = (rc & 0x7f); 2343 2344 if (vi->rss_size == 1) { 2345 /* 2346 * This VI didn't get a slice of the RSS table. Reduce the 2347 * number of VIs being created (hw.cxgbe.num_vis) or modify the 2348 * configuration file (nvi, rssnvi for this PF) if this is a 2349 * problem. 2350 */ 2351 device_printf(vi->dev, "RSS table not available.\n"); 2352 vi->rss_base = 0xffff; 2353 2354 return (0); 2355 } 2356 2357 param = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | 2358 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_RSSINFO) | 2359 V_FW_PARAMS_PARAM_YZ(vi->viid); 2360 rc = t4_query_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 2361 if (rc) 2362 vi->rss_base = 0xffff; 2363 else { 2364 MPASS((val >> 16) == vi->rss_size); 2365 vi->rss_base = val & 0xffff; 2366 } 2367 2368 return (0); 2369 } 2370 2371 static int 2372 vcxgbe_attach(device_t dev) 2373 { 2374 struct vi_info *vi; 2375 struct port_info *pi; 2376 struct adapter *sc; 2377 int rc; 2378 2379 vi = device_get_softc(dev); 2380 pi = vi->pi; 2381 sc = pi->adapter; 2382 2383 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4via"); 2384 if (rc) 2385 return (rc); 2386 rc = alloc_extra_vi(sc, pi, vi); 2387 end_synchronized_op(sc, 0); 2388 if (rc) 2389 return (rc); 2390 2391 rc = cxgbe_vi_attach(dev, vi); 2392 if (rc) { 2393 t4_free_vi(sc, sc->mbox, sc->pf, 0, vi->viid); 2394 return (rc); 2395 } 2396 return (0); 2397 } 2398 2399 static int 2400 vcxgbe_detach(device_t dev) 2401 { 2402 struct vi_info *vi; 2403 struct adapter *sc; 2404 2405 vi = device_get_softc(dev); 2406 sc = vi->pi->adapter; 2407 2408 doom_vi(sc, vi); 2409 2410 cxgbe_vi_detach(vi); 2411 t4_free_vi(sc, sc->mbox, sc->pf, 0, vi->viid); 2412 2413 end_synchronized_op(sc, 0); 2414 2415 return (0); 2416 } 2417 2418 void 2419 t4_fatal_err(struct adapter *sc) 2420 { 2421 t4_set_reg_field(sc, A_SGE_CONTROL, F_GLOBALENABLE, 0); 2422 t4_intr_disable(sc); 2423 log(LOG_EMERG, "%s: encountered fatal error, adapter stopped.\n", 2424 device_get_nameunit(sc->dev)); 2425 if (t4_panic_on_fatal_err) 2426 panic("panic requested on fatal error"); 2427 } 2428 2429 void 2430 t4_add_adapter(struct adapter *sc) 2431 { 2432 sx_xlock(&t4_list_lock); 2433 SLIST_INSERT_HEAD(&t4_list, sc, link); 2434 sx_xunlock(&t4_list_lock); 2435 } 2436 2437 int 2438 t4_map_bars_0_and_4(struct adapter *sc) 2439 { 2440 sc->regs_rid = PCIR_BAR(0); 2441 sc->regs_res = bus_alloc_resource_any(sc->dev, SYS_RES_MEMORY, 2442 &sc->regs_rid, RF_ACTIVE); 2443 if (sc->regs_res == NULL) { 2444 device_printf(sc->dev, "cannot map registers.\n"); 2445 return (ENXIO); 2446 } 2447 sc->bt = rman_get_bustag(sc->regs_res); 2448 sc->bh = rman_get_bushandle(sc->regs_res); 2449 sc->mmio_len = rman_get_size(sc->regs_res); 2450 setbit(&sc->doorbells, DOORBELL_KDB); 2451 2452 sc->msix_rid = PCIR_BAR(4); 2453 sc->msix_res = bus_alloc_resource_any(sc->dev, SYS_RES_MEMORY, 2454 &sc->msix_rid, RF_ACTIVE); 2455 if (sc->msix_res == NULL) { 2456 device_printf(sc->dev, "cannot map MSI-X BAR.\n"); 2457 return (ENXIO); 2458 } 2459 2460 return (0); 2461 } 2462 2463 int 2464 t4_map_bar_2(struct adapter *sc) 2465 { 2466 2467 /* 2468 * T4: only iWARP driver uses the userspace doorbells. There is no need 2469 * to map it if RDMA is disabled. 2470 */ 2471 if (is_t4(sc) && sc->rdmacaps == 0) 2472 return (0); 2473 2474 sc->udbs_rid = PCIR_BAR(2); 2475 sc->udbs_res = bus_alloc_resource_any(sc->dev, SYS_RES_MEMORY, 2476 &sc->udbs_rid, RF_ACTIVE); 2477 if (sc->udbs_res == NULL) { 2478 device_printf(sc->dev, "cannot map doorbell BAR.\n"); 2479 return (ENXIO); 2480 } 2481 sc->udbs_base = rman_get_virtual(sc->udbs_res); 2482 2483 if (chip_id(sc) >= CHELSIO_T5) { 2484 setbit(&sc->doorbells, DOORBELL_UDB); 2485 #if defined(__i386__) || defined(__amd64__) 2486 if (t5_write_combine) { 2487 int rc, mode; 2488 2489 /* 2490 * Enable write combining on BAR2. This is the 2491 * userspace doorbell BAR and is split into 128B 2492 * (UDBS_SEG_SIZE) doorbell regions, each associated 2493 * with an egress queue. The first 64B has the doorbell 2494 * and the second 64B can be used to submit a tx work 2495 * request with an implicit doorbell. 2496 */ 2497 2498 rc = pmap_change_attr((vm_offset_t)sc->udbs_base, 2499 rman_get_size(sc->udbs_res), PAT_WRITE_COMBINING); 2500 if (rc == 0) { 2501 clrbit(&sc->doorbells, DOORBELL_UDB); 2502 setbit(&sc->doorbells, DOORBELL_WCWR); 2503 setbit(&sc->doorbells, DOORBELL_UDBWC); 2504 } else { 2505 device_printf(sc->dev, 2506 "couldn't enable write combining: %d\n", 2507 rc); 2508 } 2509 2510 mode = is_t5(sc) ? V_STATMODE(0) : V_T6_STATMODE(0); 2511 t4_write_reg(sc, A_SGE_STAT_CFG, 2512 V_STATSOURCE_T5(7) | mode); 2513 } 2514 #endif 2515 } 2516 sc->iwt.wc_en = isset(&sc->doorbells, DOORBELL_UDBWC) ? 1 : 0; 2517 2518 return (0); 2519 } 2520 2521 struct memwin_init { 2522 uint32_t base; 2523 uint32_t aperture; 2524 }; 2525 2526 static const struct memwin_init t4_memwin[NUM_MEMWIN] = { 2527 { MEMWIN0_BASE, MEMWIN0_APERTURE }, 2528 { MEMWIN1_BASE, MEMWIN1_APERTURE }, 2529 { MEMWIN2_BASE_T4, MEMWIN2_APERTURE_T4 } 2530 }; 2531 2532 static const struct memwin_init t5_memwin[NUM_MEMWIN] = { 2533 { MEMWIN0_BASE, MEMWIN0_APERTURE }, 2534 { MEMWIN1_BASE, MEMWIN1_APERTURE }, 2535 { MEMWIN2_BASE_T5, MEMWIN2_APERTURE_T5 }, 2536 }; 2537 2538 static void 2539 setup_memwin(struct adapter *sc) 2540 { 2541 const struct memwin_init *mw_init; 2542 struct memwin *mw; 2543 int i; 2544 uint32_t bar0; 2545 2546 if (is_t4(sc)) { 2547 /* 2548 * Read low 32b of bar0 indirectly via the hardware backdoor 2549 * mechanism. Works from within PCI passthrough environments 2550 * too, where rman_get_start() can return a different value. We 2551 * need to program the T4 memory window decoders with the actual 2552 * addresses that will be coming across the PCIe link. 2553 */ 2554 bar0 = t4_hw_pci_read_cfg4(sc, PCIR_BAR(0)); 2555 bar0 &= (uint32_t) PCIM_BAR_MEM_BASE; 2556 2557 mw_init = &t4_memwin[0]; 2558 } else { 2559 /* T5+ use the relative offset inside the PCIe BAR */ 2560 bar0 = 0; 2561 2562 mw_init = &t5_memwin[0]; 2563 } 2564 2565 for (i = 0, mw = &sc->memwin[0]; i < NUM_MEMWIN; i++, mw_init++, mw++) { 2566 rw_init(&mw->mw_lock, "memory window access"); 2567 mw->mw_base = mw_init->base; 2568 mw->mw_aperture = mw_init->aperture; 2569 mw->mw_curpos = 0; 2570 t4_write_reg(sc, 2571 PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_BASE_WIN, i), 2572 (mw->mw_base + bar0) | V_BIR(0) | 2573 V_WINDOW(ilog2(mw->mw_aperture) - 10)); 2574 rw_wlock(&mw->mw_lock); 2575 position_memwin(sc, i, 0); 2576 rw_wunlock(&mw->mw_lock); 2577 } 2578 2579 /* flush */ 2580 t4_read_reg(sc, PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_BASE_WIN, 2)); 2581 } 2582 2583 /* 2584 * Positions the memory window at the given address in the card's address space. 2585 * There are some alignment requirements and the actual position may be at an 2586 * address prior to the requested address. mw->mw_curpos always has the actual 2587 * position of the window. 2588 */ 2589 static void 2590 position_memwin(struct adapter *sc, int idx, uint32_t addr) 2591 { 2592 struct memwin *mw; 2593 uint32_t pf; 2594 uint32_t reg; 2595 2596 MPASS(idx >= 0 && idx < NUM_MEMWIN); 2597 mw = &sc->memwin[idx]; 2598 rw_assert(&mw->mw_lock, RA_WLOCKED); 2599 2600 if (is_t4(sc)) { 2601 pf = 0; 2602 mw->mw_curpos = addr & ~0xf; /* start must be 16B aligned */ 2603 } else { 2604 pf = V_PFNUM(sc->pf); 2605 mw->mw_curpos = addr & ~0x7f; /* start must be 128B aligned */ 2606 } 2607 reg = PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_OFFSET, idx); 2608 t4_write_reg(sc, reg, mw->mw_curpos | pf); 2609 t4_read_reg(sc, reg); /* flush */ 2610 } 2611 2612 int 2613 rw_via_memwin(struct adapter *sc, int idx, uint32_t addr, uint32_t *val, 2614 int len, int rw) 2615 { 2616 struct memwin *mw; 2617 uint32_t mw_end, v; 2618 2619 MPASS(idx >= 0 && idx < NUM_MEMWIN); 2620 2621 /* Memory can only be accessed in naturally aligned 4 byte units */ 2622 if (addr & 3 || len & 3 || len <= 0) 2623 return (EINVAL); 2624 2625 mw = &sc->memwin[idx]; 2626 while (len > 0) { 2627 rw_rlock(&mw->mw_lock); 2628 mw_end = mw->mw_curpos + mw->mw_aperture; 2629 if (addr >= mw_end || addr < mw->mw_curpos) { 2630 /* Will need to reposition the window */ 2631 if (!rw_try_upgrade(&mw->mw_lock)) { 2632 rw_runlock(&mw->mw_lock); 2633 rw_wlock(&mw->mw_lock); 2634 } 2635 rw_assert(&mw->mw_lock, RA_WLOCKED); 2636 position_memwin(sc, idx, addr); 2637 rw_downgrade(&mw->mw_lock); 2638 mw_end = mw->mw_curpos + mw->mw_aperture; 2639 } 2640 rw_assert(&mw->mw_lock, RA_RLOCKED); 2641 while (addr < mw_end && len > 0) { 2642 if (rw == 0) { 2643 v = t4_read_reg(sc, mw->mw_base + addr - 2644 mw->mw_curpos); 2645 *val++ = le32toh(v); 2646 } else { 2647 v = *val++; 2648 t4_write_reg(sc, mw->mw_base + addr - 2649 mw->mw_curpos, htole32(v)); 2650 } 2651 addr += 4; 2652 len -= 4; 2653 } 2654 rw_runlock(&mw->mw_lock); 2655 } 2656 2657 return (0); 2658 } 2659 2660 int 2661 alloc_atid_tab(struct tid_info *t, int flags) 2662 { 2663 int i; 2664 2665 MPASS(t->natids > 0); 2666 MPASS(t->atid_tab == NULL); 2667 2668 t->atid_tab = malloc(t->natids * sizeof(*t->atid_tab), M_CXGBE, 2669 M_ZERO | flags); 2670 if (t->atid_tab == NULL) 2671 return (ENOMEM); 2672 mtx_init(&t->atid_lock, "atid lock", NULL, MTX_DEF); 2673 t->afree = t->atid_tab; 2674 t->atids_in_use = 0; 2675 for (i = 1; i < t->natids; i++) 2676 t->atid_tab[i - 1].next = &t->atid_tab[i]; 2677 t->atid_tab[t->natids - 1].next = NULL; 2678 2679 return (0); 2680 } 2681 2682 void 2683 free_atid_tab(struct tid_info *t) 2684 { 2685 2686 KASSERT(t->atids_in_use == 0, 2687 ("%s: %d atids still in use.", __func__, t->atids_in_use)); 2688 2689 if (mtx_initialized(&t->atid_lock)) 2690 mtx_destroy(&t->atid_lock); 2691 free(t->atid_tab, M_CXGBE); 2692 t->atid_tab = NULL; 2693 } 2694 2695 int 2696 alloc_atid(struct adapter *sc, void *ctx) 2697 { 2698 struct tid_info *t = &sc->tids; 2699 int atid = -1; 2700 2701 mtx_lock(&t->atid_lock); 2702 if (t->afree) { 2703 union aopen_entry *p = t->afree; 2704 2705 atid = p - t->atid_tab; 2706 MPASS(atid <= M_TID_TID); 2707 t->afree = p->next; 2708 p->data = ctx; 2709 t->atids_in_use++; 2710 } 2711 mtx_unlock(&t->atid_lock); 2712 return (atid); 2713 } 2714 2715 void * 2716 lookup_atid(struct adapter *sc, int atid) 2717 { 2718 struct tid_info *t = &sc->tids; 2719 2720 return (t->atid_tab[atid].data); 2721 } 2722 2723 void 2724 free_atid(struct adapter *sc, int atid) 2725 { 2726 struct tid_info *t = &sc->tids; 2727 union aopen_entry *p = &t->atid_tab[atid]; 2728 2729 mtx_lock(&t->atid_lock); 2730 p->next = t->afree; 2731 t->afree = p; 2732 t->atids_in_use--; 2733 mtx_unlock(&t->atid_lock); 2734 } 2735 2736 static void 2737 queue_tid_release(struct adapter *sc, int tid) 2738 { 2739 2740 CXGBE_UNIMPLEMENTED("deferred tid release"); 2741 } 2742 2743 void 2744 release_tid(struct adapter *sc, int tid, struct sge_wrq *ctrlq) 2745 { 2746 struct wrqe *wr; 2747 struct cpl_tid_release *req; 2748 2749 wr = alloc_wrqe(sizeof(*req), ctrlq); 2750 if (wr == NULL) { 2751 queue_tid_release(sc, tid); /* defer */ 2752 return; 2753 } 2754 req = wrtod(wr); 2755 2756 INIT_TP_WR_MIT_CPL(req, CPL_TID_RELEASE, tid); 2757 2758 t4_wrq_tx(sc, wr); 2759 } 2760 2761 static int 2762 t4_range_cmp(const void *a, const void *b) 2763 { 2764 return ((const struct t4_range *)a)->start - 2765 ((const struct t4_range *)b)->start; 2766 } 2767 2768 /* 2769 * Verify that the memory range specified by the addr/len pair is valid within 2770 * the card's address space. 2771 */ 2772 static int 2773 validate_mem_range(struct adapter *sc, uint32_t addr, int len) 2774 { 2775 struct t4_range mem_ranges[4], *r, *next; 2776 uint32_t em, addr_len; 2777 int i, n, remaining; 2778 2779 /* Memory can only be accessed in naturally aligned 4 byte units */ 2780 if (addr & 3 || len & 3 || len <= 0) 2781 return (EINVAL); 2782 2783 /* Enabled memories */ 2784 em = t4_read_reg(sc, A_MA_TARGET_MEM_ENABLE); 2785 2786 r = &mem_ranges[0]; 2787 n = 0; 2788 bzero(r, sizeof(mem_ranges)); 2789 if (em & F_EDRAM0_ENABLE) { 2790 addr_len = t4_read_reg(sc, A_MA_EDRAM0_BAR); 2791 r->size = G_EDRAM0_SIZE(addr_len) << 20; 2792 if (r->size > 0) { 2793 r->start = G_EDRAM0_BASE(addr_len) << 20; 2794 if (addr >= r->start && 2795 addr + len <= r->start + r->size) 2796 return (0); 2797 r++; 2798 n++; 2799 } 2800 } 2801 if (em & F_EDRAM1_ENABLE) { 2802 addr_len = t4_read_reg(sc, A_MA_EDRAM1_BAR); 2803 r->size = G_EDRAM1_SIZE(addr_len) << 20; 2804 if (r->size > 0) { 2805 r->start = G_EDRAM1_BASE(addr_len) << 20; 2806 if (addr >= r->start && 2807 addr + len <= r->start + r->size) 2808 return (0); 2809 r++; 2810 n++; 2811 } 2812 } 2813 if (em & F_EXT_MEM_ENABLE) { 2814 addr_len = t4_read_reg(sc, A_MA_EXT_MEMORY_BAR); 2815 r->size = G_EXT_MEM_SIZE(addr_len) << 20; 2816 if (r->size > 0) { 2817 r->start = G_EXT_MEM_BASE(addr_len) << 20; 2818 if (addr >= r->start && 2819 addr + len <= r->start + r->size) 2820 return (0); 2821 r++; 2822 n++; 2823 } 2824 } 2825 if (is_t5(sc) && em & F_EXT_MEM1_ENABLE) { 2826 addr_len = t4_read_reg(sc, A_MA_EXT_MEMORY1_BAR); 2827 r->size = G_EXT_MEM1_SIZE(addr_len) << 20; 2828 if (r->size > 0) { 2829 r->start = G_EXT_MEM1_BASE(addr_len) << 20; 2830 if (addr >= r->start && 2831 addr + len <= r->start + r->size) 2832 return (0); 2833 r++; 2834 n++; 2835 } 2836 } 2837 MPASS(n <= nitems(mem_ranges)); 2838 2839 if (n > 1) { 2840 /* Sort and merge the ranges. */ 2841 qsort(mem_ranges, n, sizeof(struct t4_range), t4_range_cmp); 2842 2843 /* Start from index 0 and examine the next n - 1 entries. */ 2844 r = &mem_ranges[0]; 2845 for (remaining = n - 1; remaining > 0; remaining--, r++) { 2846 2847 MPASS(r->size > 0); /* r is a valid entry. */ 2848 next = r + 1; 2849 MPASS(next->size > 0); /* and so is the next one. */ 2850 2851 while (r->start + r->size >= next->start) { 2852 /* Merge the next one into the current entry. */ 2853 r->size = max(r->start + r->size, 2854 next->start + next->size) - r->start; 2855 n--; /* One fewer entry in total. */ 2856 if (--remaining == 0) 2857 goto done; /* short circuit */ 2858 next++; 2859 } 2860 if (next != r + 1) { 2861 /* 2862 * Some entries were merged into r and next 2863 * points to the first valid entry that couldn't 2864 * be merged. 2865 */ 2866 MPASS(next->size > 0); /* must be valid */ 2867 memcpy(r + 1, next, remaining * sizeof(*r)); 2868 #ifdef INVARIANTS 2869 /* 2870 * This so that the foo->size assertion in the 2871 * next iteration of the loop do the right 2872 * thing for entries that were pulled up and are 2873 * no longer valid. 2874 */ 2875 MPASS(n < nitems(mem_ranges)); 2876 bzero(&mem_ranges[n], (nitems(mem_ranges) - n) * 2877 sizeof(struct t4_range)); 2878 #endif 2879 } 2880 } 2881 done: 2882 /* Done merging the ranges. */ 2883 MPASS(n > 0); 2884 r = &mem_ranges[0]; 2885 for (i = 0; i < n; i++, r++) { 2886 if (addr >= r->start && 2887 addr + len <= r->start + r->size) 2888 return (0); 2889 } 2890 } 2891 2892 return (EFAULT); 2893 } 2894 2895 static int 2896 fwmtype_to_hwmtype(int mtype) 2897 { 2898 2899 switch (mtype) { 2900 case FW_MEMTYPE_EDC0: 2901 return (MEM_EDC0); 2902 case FW_MEMTYPE_EDC1: 2903 return (MEM_EDC1); 2904 case FW_MEMTYPE_EXTMEM: 2905 return (MEM_MC0); 2906 case FW_MEMTYPE_EXTMEM1: 2907 return (MEM_MC1); 2908 default: 2909 panic("%s: cannot translate fw mtype %d.", __func__, mtype); 2910 } 2911 } 2912 2913 /* 2914 * Verify that the memory range specified by the memtype/offset/len pair is 2915 * valid and lies entirely within the memtype specified. The global address of 2916 * the start of the range is returned in addr. 2917 */ 2918 static int 2919 validate_mt_off_len(struct adapter *sc, int mtype, uint32_t off, int len, 2920 uint32_t *addr) 2921 { 2922 uint32_t em, addr_len, maddr; 2923 2924 /* Memory can only be accessed in naturally aligned 4 byte units */ 2925 if (off & 3 || len & 3 || len == 0) 2926 return (EINVAL); 2927 2928 em = t4_read_reg(sc, A_MA_TARGET_MEM_ENABLE); 2929 switch (fwmtype_to_hwmtype(mtype)) { 2930 case MEM_EDC0: 2931 if (!(em & F_EDRAM0_ENABLE)) 2932 return (EINVAL); 2933 addr_len = t4_read_reg(sc, A_MA_EDRAM0_BAR); 2934 maddr = G_EDRAM0_BASE(addr_len) << 20; 2935 break; 2936 case MEM_EDC1: 2937 if (!(em & F_EDRAM1_ENABLE)) 2938 return (EINVAL); 2939 addr_len = t4_read_reg(sc, A_MA_EDRAM1_BAR); 2940 maddr = G_EDRAM1_BASE(addr_len) << 20; 2941 break; 2942 case MEM_MC: 2943 if (!(em & F_EXT_MEM_ENABLE)) 2944 return (EINVAL); 2945 addr_len = t4_read_reg(sc, A_MA_EXT_MEMORY_BAR); 2946 maddr = G_EXT_MEM_BASE(addr_len) << 20; 2947 break; 2948 case MEM_MC1: 2949 if (!is_t5(sc) || !(em & F_EXT_MEM1_ENABLE)) 2950 return (EINVAL); 2951 addr_len = t4_read_reg(sc, A_MA_EXT_MEMORY1_BAR); 2952 maddr = G_EXT_MEM1_BASE(addr_len) << 20; 2953 break; 2954 default: 2955 return (EINVAL); 2956 } 2957 2958 *addr = maddr + off; /* global address */ 2959 return (validate_mem_range(sc, *addr, len)); 2960 } 2961 2962 static int 2963 fixup_devlog_params(struct adapter *sc) 2964 { 2965 struct devlog_params *dparams = &sc->params.devlog; 2966 int rc; 2967 2968 rc = validate_mt_off_len(sc, dparams->memtype, dparams->start, 2969 dparams->size, &dparams->addr); 2970 2971 return (rc); 2972 } 2973 2974 static void 2975 update_nirq(struct intrs_and_queues *iaq, int nports) 2976 { 2977 int extra = T4_EXTRA_INTR; 2978 2979 iaq->nirq = extra; 2980 iaq->nirq += nports * (iaq->nrxq + iaq->nofldrxq); 2981 iaq->nirq += nports * (iaq->num_vis - 1) * 2982 max(iaq->nrxq_vi, iaq->nnmrxq_vi); 2983 iaq->nirq += nports * (iaq->num_vis - 1) * iaq->nofldrxq_vi; 2984 } 2985 2986 /* 2987 * Adjust requirements to fit the number of interrupts available. 2988 */ 2989 static void 2990 calculate_iaq(struct adapter *sc, struct intrs_and_queues *iaq, int itype, 2991 int navail) 2992 { 2993 int old_nirq; 2994 const int nports = sc->params.nports; 2995 2996 MPASS(nports > 0); 2997 MPASS(navail > 0); 2998 2999 bzero(iaq, sizeof(*iaq)); 3000 iaq->intr_type = itype; 3001 iaq->num_vis = t4_num_vis; 3002 iaq->ntxq = t4_ntxq; 3003 iaq->ntxq_vi = t4_ntxq_vi; 3004 iaq->nrxq = t4_nrxq; 3005 iaq->nrxq_vi = t4_nrxq_vi; 3006 #if defined(TCP_OFFLOAD) || defined(RATELIMIT) 3007 if (is_offload(sc) || is_ethoffload(sc)) { 3008 iaq->nofldtxq = t4_nofldtxq; 3009 iaq->nofldtxq_vi = t4_nofldtxq_vi; 3010 } 3011 #endif 3012 #ifdef TCP_OFFLOAD 3013 if (is_offload(sc)) { 3014 iaq->nofldrxq = t4_nofldrxq; 3015 iaq->nofldrxq_vi = t4_nofldrxq_vi; 3016 } 3017 #endif 3018 #ifdef DEV_NETMAP 3019 iaq->nnmtxq_vi = t4_nnmtxq_vi; 3020 iaq->nnmrxq_vi = t4_nnmrxq_vi; 3021 #endif 3022 3023 update_nirq(iaq, nports); 3024 if (iaq->nirq <= navail && 3025 (itype != INTR_MSI || powerof2(iaq->nirq))) { 3026 /* 3027 * This is the normal case -- there are enough interrupts for 3028 * everything. 3029 */ 3030 goto done; 3031 } 3032 3033 /* 3034 * If extra VIs have been configured try reducing their count and see if 3035 * that works. 3036 */ 3037 while (iaq->num_vis > 1) { 3038 iaq->num_vis--; 3039 update_nirq(iaq, nports); 3040 if (iaq->nirq <= navail && 3041 (itype != INTR_MSI || powerof2(iaq->nirq))) { 3042 device_printf(sc->dev, "virtual interfaces per port " 3043 "reduced to %d from %d. nrxq=%u, nofldrxq=%u, " 3044 "nrxq_vi=%u nofldrxq_vi=%u, nnmrxq_vi=%u. " 3045 "itype %d, navail %u, nirq %d.\n", 3046 iaq->num_vis, t4_num_vis, iaq->nrxq, iaq->nofldrxq, 3047 iaq->nrxq_vi, iaq->nofldrxq_vi, iaq->nnmrxq_vi, 3048 itype, navail, iaq->nirq); 3049 goto done; 3050 } 3051 } 3052 3053 /* 3054 * Extra VIs will not be created. Log a message if they were requested. 3055 */ 3056 MPASS(iaq->num_vis == 1); 3057 iaq->ntxq_vi = iaq->nrxq_vi = 0; 3058 iaq->nofldtxq_vi = iaq->nofldrxq_vi = 0; 3059 iaq->nnmtxq_vi = iaq->nnmrxq_vi = 0; 3060 if (iaq->num_vis != t4_num_vis) { 3061 device_printf(sc->dev, "extra virtual interfaces disabled. " 3062 "nrxq=%u, nofldrxq=%u, nrxq_vi=%u nofldrxq_vi=%u, " 3063 "nnmrxq_vi=%u. itype %d, navail %u, nirq %d.\n", 3064 iaq->nrxq, iaq->nofldrxq, iaq->nrxq_vi, iaq->nofldrxq_vi, 3065 iaq->nnmrxq_vi, itype, navail, iaq->nirq); 3066 } 3067 3068 /* 3069 * Keep reducing the number of NIC rx queues to the next lower power of 3070 * 2 (for even RSS distribution) and halving the TOE rx queues and see 3071 * if that works. 3072 */ 3073 do { 3074 if (iaq->nrxq > 1) { 3075 do { 3076 iaq->nrxq--; 3077 } while (!powerof2(iaq->nrxq)); 3078 } 3079 if (iaq->nofldrxq > 1) 3080 iaq->nofldrxq >>= 1; 3081 3082 old_nirq = iaq->nirq; 3083 update_nirq(iaq, nports); 3084 if (iaq->nirq <= navail && 3085 (itype != INTR_MSI || powerof2(iaq->nirq))) { 3086 device_printf(sc->dev, "running with reduced number of " 3087 "rx queues because of shortage of interrupts. " 3088 "nrxq=%u, nofldrxq=%u. " 3089 "itype %d, navail %u, nirq %d.\n", iaq->nrxq, 3090 iaq->nofldrxq, itype, navail, iaq->nirq); 3091 goto done; 3092 } 3093 } while (old_nirq != iaq->nirq); 3094 3095 /* One interrupt for everything. Ugh. */ 3096 device_printf(sc->dev, "running with minimal number of queues. " 3097 "itype %d, navail %u.\n", itype, navail); 3098 iaq->nirq = 1; 3099 MPASS(iaq->nrxq == 1); 3100 iaq->ntxq = 1; 3101 if (iaq->nofldrxq > 1) 3102 iaq->nofldtxq = 1; 3103 done: 3104 MPASS(iaq->num_vis > 0); 3105 if (iaq->num_vis > 1) { 3106 MPASS(iaq->nrxq_vi > 0); 3107 MPASS(iaq->ntxq_vi > 0); 3108 } 3109 MPASS(iaq->nirq > 0); 3110 MPASS(iaq->nrxq > 0); 3111 MPASS(iaq->ntxq > 0); 3112 if (itype == INTR_MSI) { 3113 MPASS(powerof2(iaq->nirq)); 3114 } 3115 } 3116 3117 static int 3118 cfg_itype_and_nqueues(struct adapter *sc, struct intrs_and_queues *iaq) 3119 { 3120 int rc, itype, navail, nalloc; 3121 3122 for (itype = INTR_MSIX; itype; itype >>= 1) { 3123 3124 if ((itype & t4_intr_types) == 0) 3125 continue; /* not allowed */ 3126 3127 if (itype == INTR_MSIX) 3128 navail = pci_msix_count(sc->dev); 3129 else if (itype == INTR_MSI) 3130 navail = pci_msi_count(sc->dev); 3131 else 3132 navail = 1; 3133 restart: 3134 if (navail == 0) 3135 continue; 3136 3137 calculate_iaq(sc, iaq, itype, navail); 3138 nalloc = iaq->nirq; 3139 rc = 0; 3140 if (itype == INTR_MSIX) 3141 rc = pci_alloc_msix(sc->dev, &nalloc); 3142 else if (itype == INTR_MSI) 3143 rc = pci_alloc_msi(sc->dev, &nalloc); 3144 3145 if (rc == 0 && nalloc > 0) { 3146 if (nalloc == iaq->nirq) 3147 return (0); 3148 3149 /* 3150 * Didn't get the number requested. Use whatever number 3151 * the kernel is willing to allocate. 3152 */ 3153 device_printf(sc->dev, "fewer vectors than requested, " 3154 "type=%d, req=%d, rcvd=%d; will downshift req.\n", 3155 itype, iaq->nirq, nalloc); 3156 pci_release_msi(sc->dev); 3157 navail = nalloc; 3158 goto restart; 3159 } 3160 3161 device_printf(sc->dev, 3162 "failed to allocate vectors:%d, type=%d, req=%d, rcvd=%d\n", 3163 itype, rc, iaq->nirq, nalloc); 3164 } 3165 3166 device_printf(sc->dev, 3167 "failed to find a usable interrupt type. " 3168 "allowed=%d, msi-x=%d, msi=%d, intx=1", t4_intr_types, 3169 pci_msix_count(sc->dev), pci_msi_count(sc->dev)); 3170 3171 return (ENXIO); 3172 } 3173 3174 #define FW_VERSION(chip) ( \ 3175 V_FW_HDR_FW_VER_MAJOR(chip##FW_VERSION_MAJOR) | \ 3176 V_FW_HDR_FW_VER_MINOR(chip##FW_VERSION_MINOR) | \ 3177 V_FW_HDR_FW_VER_MICRO(chip##FW_VERSION_MICRO) | \ 3178 V_FW_HDR_FW_VER_BUILD(chip##FW_VERSION_BUILD)) 3179 #define FW_INTFVER(chip, intf) (chip##FW_HDR_INTFVER_##intf) 3180 3181 struct fw_info { 3182 uint8_t chip; 3183 char *kld_name; 3184 char *fw_mod_name; 3185 struct fw_hdr fw_hdr; /* XXX: waste of space, need a sparse struct */ 3186 } fw_info[] = { 3187 { 3188 .chip = CHELSIO_T4, 3189 .kld_name = "t4fw_cfg", 3190 .fw_mod_name = "t4fw", 3191 .fw_hdr = { 3192 .chip = FW_HDR_CHIP_T4, 3193 .fw_ver = htobe32(FW_VERSION(T4)), 3194 .intfver_nic = FW_INTFVER(T4, NIC), 3195 .intfver_vnic = FW_INTFVER(T4, VNIC), 3196 .intfver_ofld = FW_INTFVER(T4, OFLD), 3197 .intfver_ri = FW_INTFVER(T4, RI), 3198 .intfver_iscsipdu = FW_INTFVER(T4, ISCSIPDU), 3199 .intfver_iscsi = FW_INTFVER(T4, ISCSI), 3200 .intfver_fcoepdu = FW_INTFVER(T4, FCOEPDU), 3201 .intfver_fcoe = FW_INTFVER(T4, FCOE), 3202 }, 3203 }, { 3204 .chip = CHELSIO_T5, 3205 .kld_name = "t5fw_cfg", 3206 .fw_mod_name = "t5fw", 3207 .fw_hdr = { 3208 .chip = FW_HDR_CHIP_T5, 3209 .fw_ver = htobe32(FW_VERSION(T5)), 3210 .intfver_nic = FW_INTFVER(T5, NIC), 3211 .intfver_vnic = FW_INTFVER(T5, VNIC), 3212 .intfver_ofld = FW_INTFVER(T5, OFLD), 3213 .intfver_ri = FW_INTFVER(T5, RI), 3214 .intfver_iscsipdu = FW_INTFVER(T5, ISCSIPDU), 3215 .intfver_iscsi = FW_INTFVER(T5, ISCSI), 3216 .intfver_fcoepdu = FW_INTFVER(T5, FCOEPDU), 3217 .intfver_fcoe = FW_INTFVER(T5, FCOE), 3218 }, 3219 }, { 3220 .chip = CHELSIO_T6, 3221 .kld_name = "t6fw_cfg", 3222 .fw_mod_name = "t6fw", 3223 .fw_hdr = { 3224 .chip = FW_HDR_CHIP_T6, 3225 .fw_ver = htobe32(FW_VERSION(T6)), 3226 .intfver_nic = FW_INTFVER(T6, NIC), 3227 .intfver_vnic = FW_INTFVER(T6, VNIC), 3228 .intfver_ofld = FW_INTFVER(T6, OFLD), 3229 .intfver_ri = FW_INTFVER(T6, RI), 3230 .intfver_iscsipdu = FW_INTFVER(T6, ISCSIPDU), 3231 .intfver_iscsi = FW_INTFVER(T6, ISCSI), 3232 .intfver_fcoepdu = FW_INTFVER(T6, FCOEPDU), 3233 .intfver_fcoe = FW_INTFVER(T6, FCOE), 3234 }, 3235 } 3236 }; 3237 3238 static struct fw_info * 3239 find_fw_info(int chip) 3240 { 3241 int i; 3242 3243 for (i = 0; i < nitems(fw_info); i++) { 3244 if (fw_info[i].chip == chip) 3245 return (&fw_info[i]); 3246 } 3247 return (NULL); 3248 } 3249 3250 /* 3251 * Is the given firmware API compatible with the one the driver was compiled 3252 * with? 3253 */ 3254 static int 3255 fw_compatible(const struct fw_hdr *hdr1, const struct fw_hdr *hdr2) 3256 { 3257 3258 /* short circuit if it's the exact same firmware version */ 3259 if (hdr1->chip == hdr2->chip && hdr1->fw_ver == hdr2->fw_ver) 3260 return (1); 3261 3262 /* 3263 * XXX: Is this too conservative? Perhaps I should limit this to the 3264 * features that are supported in the driver. 3265 */ 3266 #define SAME_INTF(x) (hdr1->intfver_##x == hdr2->intfver_##x) 3267 if (hdr1->chip == hdr2->chip && SAME_INTF(nic) && SAME_INTF(vnic) && 3268 SAME_INTF(ofld) && SAME_INTF(ri) && SAME_INTF(iscsipdu) && 3269 SAME_INTF(iscsi) && SAME_INTF(fcoepdu) && SAME_INTF(fcoe)) 3270 return (1); 3271 #undef SAME_INTF 3272 3273 return (0); 3274 } 3275 3276 /* 3277 * The firmware in the KLD is usable, but should it be installed? This routine 3278 * explains itself in detail if it indicates the KLD firmware should be 3279 * installed. 3280 */ 3281 static int 3282 should_install_kld_fw(struct adapter *sc, int card_fw_usable, int k, int c) 3283 { 3284 const char *reason; 3285 3286 if (!card_fw_usable) { 3287 reason = "incompatible or unusable"; 3288 goto install; 3289 } 3290 3291 if (k > c) { 3292 reason = "older than the version bundled with this driver"; 3293 goto install; 3294 } 3295 3296 if (t4_fw_install == 2 && k != c) { 3297 reason = "different than the version bundled with this driver"; 3298 goto install; 3299 } 3300 3301 return (0); 3302 3303 install: 3304 if (t4_fw_install == 0) { 3305 device_printf(sc->dev, "firmware on card (%u.%u.%u.%u) is %s, " 3306 "but the driver is prohibited from installing a different " 3307 "firmware on the card.\n", 3308 G_FW_HDR_FW_VER_MAJOR(c), G_FW_HDR_FW_VER_MINOR(c), 3309 G_FW_HDR_FW_VER_MICRO(c), G_FW_HDR_FW_VER_BUILD(c), reason); 3310 3311 return (0); 3312 } 3313 3314 device_printf(sc->dev, "firmware on card (%u.%u.%u.%u) is %s, " 3315 "installing firmware %u.%u.%u.%u on card.\n", 3316 G_FW_HDR_FW_VER_MAJOR(c), G_FW_HDR_FW_VER_MINOR(c), 3317 G_FW_HDR_FW_VER_MICRO(c), G_FW_HDR_FW_VER_BUILD(c), reason, 3318 G_FW_HDR_FW_VER_MAJOR(k), G_FW_HDR_FW_VER_MINOR(k), 3319 G_FW_HDR_FW_VER_MICRO(k), G_FW_HDR_FW_VER_BUILD(k)); 3320 3321 return (1); 3322 } 3323 3324 /* 3325 * Establish contact with the firmware and determine if we are the master driver 3326 * or not, and whether we are responsible for chip initialization. 3327 */ 3328 static int 3329 prep_firmware(struct adapter *sc) 3330 { 3331 const struct firmware *fw = NULL, *default_cfg; 3332 int rc, pf, card_fw_usable, kld_fw_usable, need_fw_reset = 1; 3333 enum dev_state state; 3334 struct fw_info *fw_info; 3335 struct fw_hdr *card_fw; /* fw on the card */ 3336 const struct fw_hdr *kld_fw; /* fw in the KLD */ 3337 const struct fw_hdr *drv_fw; /* fw header the driver was compiled 3338 against */ 3339 3340 /* This is the firmware whose headers the driver was compiled against */ 3341 fw_info = find_fw_info(chip_id(sc)); 3342 if (fw_info == NULL) { 3343 device_printf(sc->dev, 3344 "unable to look up firmware information for chip %d.\n", 3345 chip_id(sc)); 3346 return (EINVAL); 3347 } 3348 drv_fw = &fw_info->fw_hdr; 3349 3350 /* 3351 * The firmware KLD contains many modules. The KLD name is also the 3352 * name of the module that contains the default config file. 3353 */ 3354 default_cfg = firmware_get(fw_info->kld_name); 3355 3356 /* This is the firmware in the KLD */ 3357 fw = firmware_get(fw_info->fw_mod_name); 3358 if (fw != NULL) { 3359 kld_fw = (const void *)fw->data; 3360 kld_fw_usable = fw_compatible(drv_fw, kld_fw); 3361 } else { 3362 kld_fw = NULL; 3363 kld_fw_usable = 0; 3364 } 3365 3366 /* Read the header of the firmware on the card */ 3367 card_fw = malloc(sizeof(*card_fw), M_CXGBE, M_ZERO | M_WAITOK); 3368 rc = -t4_read_flash(sc, FLASH_FW_START, 3369 sizeof (*card_fw) / sizeof (uint32_t), (uint32_t *)card_fw, 1); 3370 if (rc == 0) { 3371 card_fw_usable = fw_compatible(drv_fw, (const void*)card_fw); 3372 if (card_fw->fw_ver == be32toh(0xffffffff)) { 3373 uint32_t d = be32toh(kld_fw->fw_ver); 3374 3375 if (!kld_fw_usable) { 3376 device_printf(sc->dev, 3377 "no firmware on the card and no usable " 3378 "firmware bundled with the driver.\n"); 3379 rc = EIO; 3380 goto done; 3381 } else if (t4_fw_install == 0) { 3382 device_printf(sc->dev, 3383 "no firmware on the card and the driver " 3384 "is prohibited from installing new " 3385 "firmware.\n"); 3386 rc = EIO; 3387 goto done; 3388 } 3389 3390 device_printf(sc->dev, "no firmware on the card, " 3391 "installing firmware %d.%d.%d.%d\n", 3392 G_FW_HDR_FW_VER_MAJOR(d), G_FW_HDR_FW_VER_MINOR(d), 3393 G_FW_HDR_FW_VER_MICRO(d), G_FW_HDR_FW_VER_BUILD(d)); 3394 rc = t4_fw_forceinstall(sc, fw->data, fw->datasize); 3395 if (rc < 0) { 3396 rc = -rc; 3397 device_printf(sc->dev, 3398 "firmware install failed: %d.\n", rc); 3399 goto done; 3400 } 3401 memcpy(card_fw, kld_fw, sizeof(*card_fw)); 3402 card_fw_usable = 1; 3403 need_fw_reset = 0; 3404 } 3405 } else { 3406 device_printf(sc->dev, 3407 "Unable to read card's firmware header: %d\n", rc); 3408 card_fw_usable = 0; 3409 } 3410 3411 /* Contact firmware. */ 3412 rc = t4_fw_hello(sc, sc->mbox, sc->mbox, MASTER_MAY, &state); 3413 if (rc < 0 || state == DEV_STATE_ERR) { 3414 rc = -rc; 3415 device_printf(sc->dev, 3416 "failed to connect to the firmware: %d, %d.\n", rc, state); 3417 goto done; 3418 } 3419 pf = rc; 3420 if (pf == sc->mbox) 3421 sc->flags |= MASTER_PF; 3422 else if (state == DEV_STATE_UNINIT) { 3423 /* 3424 * We didn't get to be the master so we definitely won't be 3425 * configuring the chip. It's a bug if someone else hasn't 3426 * configured it already. 3427 */ 3428 device_printf(sc->dev, "couldn't be master(%d), " 3429 "device not already initialized either(%d).\n", rc, state); 3430 rc = EPROTO; 3431 goto done; 3432 } 3433 3434 if (card_fw_usable && card_fw->fw_ver == drv_fw->fw_ver && 3435 (!kld_fw_usable || kld_fw->fw_ver == drv_fw->fw_ver)) { 3436 /* 3437 * Common case: the firmware on the card is an exact match and 3438 * the KLD is an exact match too, or the KLD is 3439 * absent/incompatible. Note that t4_fw_install = 2 is ignored 3440 * here -- use cxgbetool loadfw if you want to reinstall the 3441 * same firmware as the one on the card. 3442 */ 3443 } else if (kld_fw_usable && state == DEV_STATE_UNINIT && 3444 should_install_kld_fw(sc, card_fw_usable, be32toh(kld_fw->fw_ver), 3445 be32toh(card_fw->fw_ver))) { 3446 3447 rc = -t4_fw_upgrade(sc, sc->mbox, fw->data, fw->datasize, 0); 3448 if (rc != 0) { 3449 device_printf(sc->dev, 3450 "failed to install firmware: %d\n", rc); 3451 goto done; 3452 } 3453 3454 /* Installed successfully, update the cached header too. */ 3455 memcpy(card_fw, kld_fw, sizeof(*card_fw)); 3456 card_fw_usable = 1; 3457 need_fw_reset = 0; /* already reset as part of load_fw */ 3458 } 3459 3460 if (!card_fw_usable) { 3461 uint32_t d, c, k; 3462 3463 d = ntohl(drv_fw->fw_ver); 3464 c = ntohl(card_fw->fw_ver); 3465 k = kld_fw ? ntohl(kld_fw->fw_ver) : 0; 3466 3467 device_printf(sc->dev, "Cannot find a usable firmware: " 3468 "fw_install %d, chip state %d, " 3469 "driver compiled with %d.%d.%d.%d, " 3470 "card has %d.%d.%d.%d, KLD has %d.%d.%d.%d\n", 3471 t4_fw_install, state, 3472 G_FW_HDR_FW_VER_MAJOR(d), G_FW_HDR_FW_VER_MINOR(d), 3473 G_FW_HDR_FW_VER_MICRO(d), G_FW_HDR_FW_VER_BUILD(d), 3474 G_FW_HDR_FW_VER_MAJOR(c), G_FW_HDR_FW_VER_MINOR(c), 3475 G_FW_HDR_FW_VER_MICRO(c), G_FW_HDR_FW_VER_BUILD(c), 3476 G_FW_HDR_FW_VER_MAJOR(k), G_FW_HDR_FW_VER_MINOR(k), 3477 G_FW_HDR_FW_VER_MICRO(k), G_FW_HDR_FW_VER_BUILD(k)); 3478 rc = EINVAL; 3479 goto done; 3480 } 3481 3482 /* Reset device */ 3483 if (need_fw_reset && 3484 (rc = -t4_fw_reset(sc, sc->mbox, F_PIORSTMODE | F_PIORST)) != 0) { 3485 device_printf(sc->dev, "firmware reset failed: %d.\n", rc); 3486 if (rc != ETIMEDOUT && rc != EIO) 3487 t4_fw_bye(sc, sc->mbox); 3488 goto done; 3489 } 3490 sc->flags |= FW_OK; 3491 3492 rc = get_params__pre_init(sc); 3493 if (rc != 0) 3494 goto done; /* error message displayed already */ 3495 3496 /* Partition adapter resources as specified in the config file. */ 3497 if (state == DEV_STATE_UNINIT) { 3498 3499 KASSERT(sc->flags & MASTER_PF, 3500 ("%s: trying to change chip settings when not master.", 3501 __func__)); 3502 3503 rc = partition_resources(sc, default_cfg, fw_info->kld_name); 3504 if (rc != 0) 3505 goto done; /* error message displayed already */ 3506 3507 t4_tweak_chip_settings(sc); 3508 3509 /* get basic stuff going */ 3510 rc = -t4_fw_initialize(sc, sc->mbox); 3511 if (rc != 0) { 3512 device_printf(sc->dev, "fw init failed: %d.\n", rc); 3513 goto done; 3514 } 3515 } else { 3516 snprintf(sc->cfg_file, sizeof(sc->cfg_file), "pf%d", pf); 3517 sc->cfcsum = 0; 3518 } 3519 3520 done: 3521 free(card_fw, M_CXGBE); 3522 if (fw != NULL) 3523 firmware_put(fw, FIRMWARE_UNLOAD); 3524 if (default_cfg != NULL) 3525 firmware_put(default_cfg, FIRMWARE_UNLOAD); 3526 3527 return (rc); 3528 } 3529 3530 #define FW_PARAM_DEV(param) \ 3531 (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | \ 3532 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_##param)) 3533 #define FW_PARAM_PFVF(param) \ 3534 (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_PFVF) | \ 3535 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_PFVF_##param)) 3536 3537 /* 3538 * Partition chip resources for use between various PFs, VFs, etc. 3539 */ 3540 static int 3541 partition_resources(struct adapter *sc, const struct firmware *default_cfg, 3542 const char *name_prefix) 3543 { 3544 const struct firmware *cfg = NULL; 3545 int rc = 0; 3546 struct fw_caps_config_cmd caps; 3547 uint32_t mtype, moff, finicsum, cfcsum; 3548 3549 /* 3550 * Figure out what configuration file to use. Pick the default config 3551 * file for the card if the user hasn't specified one explicitly. 3552 */ 3553 snprintf(sc->cfg_file, sizeof(sc->cfg_file), "%s", t4_cfg_file); 3554 if (strncmp(t4_cfg_file, DEFAULT_CF, sizeof(t4_cfg_file)) == 0) { 3555 /* Card specific overrides go here. */ 3556 if (pci_get_device(sc->dev) == 0x440a) 3557 snprintf(sc->cfg_file, sizeof(sc->cfg_file), UWIRE_CF); 3558 if (is_fpga(sc)) 3559 snprintf(sc->cfg_file, sizeof(sc->cfg_file), FPGA_CF); 3560 } else if (strncmp(t4_cfg_file, BUILTIN_CF, sizeof(t4_cfg_file)) == 0) 3561 goto use_built_in_config; /* go straight to config. */ 3562 3563 /* 3564 * We need to load another module if the profile is anything except 3565 * "default" or "flash". 3566 */ 3567 if (strncmp(sc->cfg_file, DEFAULT_CF, sizeof(sc->cfg_file)) != 0 && 3568 strncmp(sc->cfg_file, FLASH_CF, sizeof(sc->cfg_file)) != 0) { 3569 char s[32]; 3570 3571 snprintf(s, sizeof(s), "%s_%s", name_prefix, sc->cfg_file); 3572 cfg = firmware_get(s); 3573 if (cfg == NULL) { 3574 if (default_cfg != NULL) { 3575 device_printf(sc->dev, 3576 "unable to load module \"%s\" for " 3577 "configuration profile \"%s\", will use " 3578 "the default config file instead.\n", 3579 s, sc->cfg_file); 3580 snprintf(sc->cfg_file, sizeof(sc->cfg_file), 3581 "%s", DEFAULT_CF); 3582 } else { 3583 device_printf(sc->dev, 3584 "unable to load module \"%s\" for " 3585 "configuration profile \"%s\", will use " 3586 "the config file on the card's flash " 3587 "instead.\n", s, sc->cfg_file); 3588 snprintf(sc->cfg_file, sizeof(sc->cfg_file), 3589 "%s", FLASH_CF); 3590 } 3591 } 3592 } 3593 3594 if (strncmp(sc->cfg_file, DEFAULT_CF, sizeof(sc->cfg_file)) == 0 && 3595 default_cfg == NULL) { 3596 device_printf(sc->dev, 3597 "default config file not available, will use the config " 3598 "file on the card's flash instead.\n"); 3599 snprintf(sc->cfg_file, sizeof(sc->cfg_file), "%s", FLASH_CF); 3600 } 3601 3602 if (strncmp(sc->cfg_file, FLASH_CF, sizeof(sc->cfg_file)) != 0) { 3603 u_int cflen; 3604 const uint32_t *cfdata; 3605 uint32_t param, val, addr; 3606 3607 KASSERT(cfg != NULL || default_cfg != NULL, 3608 ("%s: no config to upload", __func__)); 3609 3610 /* 3611 * Ask the firmware where it wants us to upload the config file. 3612 */ 3613 param = FW_PARAM_DEV(CF); 3614 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 3615 if (rc != 0) { 3616 /* No support for config file? Shouldn't happen. */ 3617 device_printf(sc->dev, 3618 "failed to query config file location: %d.\n", rc); 3619 goto done; 3620 } 3621 mtype = G_FW_PARAMS_PARAM_Y(val); 3622 moff = G_FW_PARAMS_PARAM_Z(val) << 16; 3623 3624 /* 3625 * XXX: sheer laziness. We deliberately added 4 bytes of 3626 * useless stuffing/comments at the end of the config file so 3627 * it's ok to simply throw away the last remaining bytes when 3628 * the config file is not an exact multiple of 4. This also 3629 * helps with the validate_mt_off_len check. 3630 */ 3631 if (cfg != NULL) { 3632 cflen = cfg->datasize & ~3; 3633 cfdata = cfg->data; 3634 } else { 3635 cflen = default_cfg->datasize & ~3; 3636 cfdata = default_cfg->data; 3637 } 3638 3639 if (cflen > FLASH_CFG_MAX_SIZE) { 3640 device_printf(sc->dev, 3641 "config file too long (%d, max allowed is %d). " 3642 "Will try to use the config on the card, if any.\n", 3643 cflen, FLASH_CFG_MAX_SIZE); 3644 goto use_config_on_flash; 3645 } 3646 3647 rc = validate_mt_off_len(sc, mtype, moff, cflen, &addr); 3648 if (rc != 0) { 3649 device_printf(sc->dev, 3650 "%s: addr (%d/0x%x) or len %d is not valid: %d. " 3651 "Will try to use the config on the card, if any.\n", 3652 __func__, mtype, moff, cflen, rc); 3653 goto use_config_on_flash; 3654 } 3655 write_via_memwin(sc, 2, addr, cfdata, cflen); 3656 } else { 3657 use_config_on_flash: 3658 mtype = FW_MEMTYPE_FLASH; 3659 moff = t4_flash_cfg_addr(sc); 3660 } 3661 3662 bzero(&caps, sizeof(caps)); 3663 caps.op_to_write = htobe32(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) | 3664 F_FW_CMD_REQUEST | F_FW_CMD_READ); 3665 caps.cfvalid_to_len16 = htobe32(F_FW_CAPS_CONFIG_CMD_CFVALID | 3666 V_FW_CAPS_CONFIG_CMD_MEMTYPE_CF(mtype) | 3667 V_FW_CAPS_CONFIG_CMD_MEMADDR64K_CF(moff >> 16) | FW_LEN16(caps)); 3668 rc = -t4_wr_mbox(sc, sc->mbox, &caps, sizeof(caps), &caps); 3669 if (rc != 0) { 3670 device_printf(sc->dev, 3671 "failed to pre-process config file: %d " 3672 "(mtype %d, moff 0x%x). Will reset the firmware and retry " 3673 "with the built-in configuration.\n", rc, mtype, moff); 3674 3675 rc = -t4_fw_reset(sc, sc->mbox, F_PIORSTMODE | F_PIORST); 3676 if (rc != 0) { 3677 device_printf(sc->dev, 3678 "firmware reset failed: %d.\n", rc); 3679 if (rc != ETIMEDOUT && rc != EIO) { 3680 t4_fw_bye(sc, sc->mbox); 3681 sc->flags &= ~FW_OK; 3682 } 3683 goto done; 3684 } 3685 snprintf(sc->cfg_file, sizeof(sc->cfg_file), "%s", "built-in"); 3686 use_built_in_config: 3687 bzero(&caps, sizeof(caps)); 3688 caps.op_to_write = htobe32(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) | 3689 F_FW_CMD_REQUEST | F_FW_CMD_READ); 3690 caps.cfvalid_to_len16 = htobe32(FW_LEN16(caps)); 3691 rc = t4_wr_mbox(sc, sc->mbox, &caps, sizeof(caps), &caps); 3692 if (rc != 0) { 3693 device_printf(sc->dev, 3694 "built-in configuration failed: %d.\n", rc); 3695 goto done; 3696 } 3697 } 3698 3699 finicsum = be32toh(caps.finicsum); 3700 cfcsum = be32toh(caps.cfcsum); 3701 if (finicsum != cfcsum) { 3702 device_printf(sc->dev, 3703 "WARNING: config file checksum mismatch: %08x %08x\n", 3704 finicsum, cfcsum); 3705 } 3706 sc->cfcsum = cfcsum; 3707 3708 #define LIMIT_CAPS(x) do { \ 3709 caps.x &= htobe16(t4_##x##_allowed); \ 3710 } while (0) 3711 3712 /* 3713 * Let the firmware know what features will (not) be used so it can tune 3714 * things accordingly. 3715 */ 3716 LIMIT_CAPS(nbmcaps); 3717 LIMIT_CAPS(linkcaps); 3718 LIMIT_CAPS(switchcaps); 3719 LIMIT_CAPS(niccaps); 3720 LIMIT_CAPS(toecaps); 3721 LIMIT_CAPS(rdmacaps); 3722 LIMIT_CAPS(cryptocaps); 3723 LIMIT_CAPS(iscsicaps); 3724 LIMIT_CAPS(fcoecaps); 3725 #undef LIMIT_CAPS 3726 3727 if (caps.niccaps & htobe16(FW_CAPS_CONFIG_NIC_HASHFILTER)) { 3728 /* 3729 * TOE and hashfilters are mutually exclusive. It is a config 3730 * file or firmware bug if both are reported as available. Try 3731 * to cope with the situation in non-debug builds by disabling 3732 * TOE. 3733 */ 3734 MPASS(caps.toecaps == 0); 3735 3736 caps.toecaps = 0; 3737 caps.rdmacaps = 0; 3738 caps.iscsicaps = 0; 3739 } 3740 3741 caps.op_to_write = htobe32(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) | 3742 F_FW_CMD_REQUEST | F_FW_CMD_WRITE); 3743 caps.cfvalid_to_len16 = htobe32(FW_LEN16(caps)); 3744 rc = -t4_wr_mbox(sc, sc->mbox, &caps, sizeof(caps), NULL); 3745 if (rc != 0) { 3746 device_printf(sc->dev, 3747 "failed to process config file: %d.\n", rc); 3748 } 3749 done: 3750 if (cfg != NULL) 3751 firmware_put(cfg, FIRMWARE_UNLOAD); 3752 return (rc); 3753 } 3754 3755 /* 3756 * Retrieve parameters that are needed (or nice to have) very early. 3757 */ 3758 static int 3759 get_params__pre_init(struct adapter *sc) 3760 { 3761 int rc; 3762 uint32_t param[2], val[2]; 3763 3764 t4_get_version_info(sc); 3765 3766 snprintf(sc->fw_version, sizeof(sc->fw_version), "%u.%u.%u.%u", 3767 G_FW_HDR_FW_VER_MAJOR(sc->params.fw_vers), 3768 G_FW_HDR_FW_VER_MINOR(sc->params.fw_vers), 3769 G_FW_HDR_FW_VER_MICRO(sc->params.fw_vers), 3770 G_FW_HDR_FW_VER_BUILD(sc->params.fw_vers)); 3771 3772 snprintf(sc->bs_version, sizeof(sc->bs_version), "%u.%u.%u.%u", 3773 G_FW_HDR_FW_VER_MAJOR(sc->params.bs_vers), 3774 G_FW_HDR_FW_VER_MINOR(sc->params.bs_vers), 3775 G_FW_HDR_FW_VER_MICRO(sc->params.bs_vers), 3776 G_FW_HDR_FW_VER_BUILD(sc->params.bs_vers)); 3777 3778 snprintf(sc->tp_version, sizeof(sc->tp_version), "%u.%u.%u.%u", 3779 G_FW_HDR_FW_VER_MAJOR(sc->params.tp_vers), 3780 G_FW_HDR_FW_VER_MINOR(sc->params.tp_vers), 3781 G_FW_HDR_FW_VER_MICRO(sc->params.tp_vers), 3782 G_FW_HDR_FW_VER_BUILD(sc->params.tp_vers)); 3783 3784 snprintf(sc->er_version, sizeof(sc->er_version), "%u.%u.%u.%u", 3785 G_FW_HDR_FW_VER_MAJOR(sc->params.er_vers), 3786 G_FW_HDR_FW_VER_MINOR(sc->params.er_vers), 3787 G_FW_HDR_FW_VER_MICRO(sc->params.er_vers), 3788 G_FW_HDR_FW_VER_BUILD(sc->params.er_vers)); 3789 3790 param[0] = FW_PARAM_DEV(PORTVEC); 3791 param[1] = FW_PARAM_DEV(CCLK); 3792 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 2, param, val); 3793 if (rc != 0) { 3794 device_printf(sc->dev, 3795 "failed to query parameters (pre_init): %d.\n", rc); 3796 return (rc); 3797 } 3798 3799 sc->params.portvec = val[0]; 3800 sc->params.nports = bitcount32(val[0]); 3801 sc->params.vpd.cclk = val[1]; 3802 3803 /* Read device log parameters. */ 3804 rc = -t4_init_devlog_params(sc, 1); 3805 if (rc == 0) 3806 fixup_devlog_params(sc); 3807 else { 3808 device_printf(sc->dev, 3809 "failed to get devlog parameters: %d.\n", rc); 3810 rc = 0; /* devlog isn't critical for device operation */ 3811 } 3812 3813 return (rc); 3814 } 3815 3816 /* 3817 * Retrieve various parameters that are of interest to the driver. The device 3818 * has been initialized by the firmware at this point. 3819 */ 3820 static int 3821 get_params__post_init(struct adapter *sc) 3822 { 3823 int rc; 3824 uint32_t param[7], val[7]; 3825 struct fw_caps_config_cmd caps; 3826 3827 param[0] = FW_PARAM_PFVF(IQFLINT_START); 3828 param[1] = FW_PARAM_PFVF(EQ_START); 3829 param[2] = FW_PARAM_PFVF(FILTER_START); 3830 param[3] = FW_PARAM_PFVF(FILTER_END); 3831 param[4] = FW_PARAM_PFVF(L2T_START); 3832 param[5] = FW_PARAM_PFVF(L2T_END); 3833 param[6] = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | 3834 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_DIAG) | 3835 V_FW_PARAMS_PARAM_Y(FW_PARAM_DEV_DIAG_VDD); 3836 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 7, param, val); 3837 if (rc != 0) { 3838 device_printf(sc->dev, 3839 "failed to query parameters (post_init): %d.\n", rc); 3840 return (rc); 3841 } 3842 3843 sc->sge.iq_start = val[0]; 3844 sc->sge.eq_start = val[1]; 3845 if (val[3] > val[2]) { 3846 sc->tids.ftid_base = val[2]; 3847 sc->tids.ftid_end = val[3]; 3848 sc->tids.nftids = val[3] - val[2] + 1; 3849 } 3850 sc->vres.l2t.start = val[4]; 3851 sc->vres.l2t.size = val[5] - val[4] + 1; 3852 KASSERT(sc->vres.l2t.size <= L2T_SIZE, 3853 ("%s: L2 table size (%u) larger than expected (%u)", 3854 __func__, sc->vres.l2t.size, L2T_SIZE)); 3855 sc->params.core_vdd = val[6]; 3856 3857 if (chip_id(sc) >= CHELSIO_T6) { 3858 3859 #ifdef INVARIANTS 3860 if (sc->params.fw_vers >= 3861 (V_FW_HDR_FW_VER_MAJOR(1) | V_FW_HDR_FW_VER_MINOR(20) | 3862 V_FW_HDR_FW_VER_MICRO(1) | V_FW_HDR_FW_VER_BUILD(0))) { 3863 /* 3864 * Note that the code to enable the region should run 3865 * before t4_fw_initialize and not here. This is just a 3866 * reminder to add said code. 3867 */ 3868 device_printf(sc->dev, 3869 "hpfilter region not enabled.\n"); 3870 } 3871 #endif 3872 3873 sc->tids.tid_base = t4_read_reg(sc, 3874 A_LE_DB_ACTIVE_TABLE_START_INDEX); 3875 3876 param[0] = FW_PARAM_PFVF(HPFILTER_START); 3877 param[1] = FW_PARAM_PFVF(HPFILTER_END); 3878 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 2, param, val); 3879 if (rc != 0) { 3880 device_printf(sc->dev, 3881 "failed to query hpfilter parameters: %d.\n", rc); 3882 return (rc); 3883 } 3884 if ((int)val[1] > (int)val[0]) { 3885 sc->tids.hpftid_base = val[0]; 3886 sc->tids.hpftid_end = val[1]; 3887 sc->tids.nhpftids = val[1] - val[0] + 1; 3888 3889 /* 3890 * These should go off if the layout changes and the 3891 * driver needs to catch up. 3892 */ 3893 MPASS(sc->tids.hpftid_base == 0); 3894 MPASS(sc->tids.tid_base == sc->tids.nhpftids); 3895 } 3896 } 3897 3898 /* 3899 * MPSBGMAP is queried separately because only recent firmwares support 3900 * it as a parameter and we don't want the compound query above to fail 3901 * on older firmwares. 3902 */ 3903 param[0] = FW_PARAM_DEV(MPSBGMAP); 3904 val[0] = 0; 3905 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, param, val); 3906 if (rc == 0) 3907 sc->params.mps_bg_map = val[0]; 3908 else 3909 sc->params.mps_bg_map = 0; 3910 3911 /* 3912 * Determine whether the firmware supports the filter2 work request. 3913 * This is queried separately for the same reason as MPSBGMAP above. 3914 */ 3915 param[0] = FW_PARAM_DEV(FILTER2_WR); 3916 val[0] = 0; 3917 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, param, val); 3918 if (rc == 0) 3919 sc->params.filter2_wr_support = val[0] != 0; 3920 else 3921 sc->params.filter2_wr_support = 0; 3922 3923 /* get capabilites */ 3924 bzero(&caps, sizeof(caps)); 3925 caps.op_to_write = htobe32(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) | 3926 F_FW_CMD_REQUEST | F_FW_CMD_READ); 3927 caps.cfvalid_to_len16 = htobe32(FW_LEN16(caps)); 3928 rc = -t4_wr_mbox(sc, sc->mbox, &caps, sizeof(caps), &caps); 3929 if (rc != 0) { 3930 device_printf(sc->dev, 3931 "failed to get card capabilities: %d.\n", rc); 3932 return (rc); 3933 } 3934 3935 #define READ_CAPS(x) do { \ 3936 sc->x = htobe16(caps.x); \ 3937 } while (0) 3938 READ_CAPS(nbmcaps); 3939 READ_CAPS(linkcaps); 3940 READ_CAPS(switchcaps); 3941 READ_CAPS(niccaps); 3942 READ_CAPS(toecaps); 3943 READ_CAPS(rdmacaps); 3944 READ_CAPS(cryptocaps); 3945 READ_CAPS(iscsicaps); 3946 READ_CAPS(fcoecaps); 3947 3948 if (sc->niccaps & FW_CAPS_CONFIG_NIC_HASHFILTER) { 3949 MPASS(chip_id(sc) > CHELSIO_T4); 3950 MPASS(sc->toecaps == 0); 3951 sc->toecaps = 0; 3952 3953 param[0] = FW_PARAM_DEV(NTID); 3954 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 6, param, val); 3955 if (rc != 0) { 3956 device_printf(sc->dev, 3957 "failed to query HASHFILTER parameters: %d.\n", rc); 3958 return (rc); 3959 } 3960 sc->tids.ntids = val[0]; 3961 if (sc->params.fw_vers < 3962 (V_FW_HDR_FW_VER_MAJOR(1) | V_FW_HDR_FW_VER_MINOR(20) | 3963 V_FW_HDR_FW_VER_MICRO(5) | V_FW_HDR_FW_VER_BUILD(0))) { 3964 MPASS(sc->tids.ntids >= sc->tids.nhpftids); 3965 sc->tids.ntids -= sc->tids.nhpftids; 3966 } 3967 sc->tids.natids = min(sc->tids.ntids / 2, MAX_ATIDS); 3968 sc->params.hash_filter = 1; 3969 } 3970 if (sc->niccaps & FW_CAPS_CONFIG_NIC_ETHOFLD) { 3971 param[0] = FW_PARAM_PFVF(ETHOFLD_START); 3972 param[1] = FW_PARAM_PFVF(ETHOFLD_END); 3973 param[2] = FW_PARAM_DEV(FLOWC_BUFFIFO_SZ); 3974 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 3, param, val); 3975 if (rc != 0) { 3976 device_printf(sc->dev, 3977 "failed to query NIC parameters: %d.\n", rc); 3978 return (rc); 3979 } 3980 if (val[1] > val[0]) { 3981 sc->tids.etid_base = val[0]; 3982 sc->tids.etid_end = val[1]; 3983 sc->tids.netids = val[1] - val[0] + 1; 3984 sc->params.eo_wr_cred = val[2]; 3985 sc->params.ethoffload = 1; 3986 } 3987 } 3988 if (sc->toecaps) { 3989 /* query offload-related parameters */ 3990 param[0] = FW_PARAM_DEV(NTID); 3991 param[1] = FW_PARAM_PFVF(SERVER_START); 3992 param[2] = FW_PARAM_PFVF(SERVER_END); 3993 param[3] = FW_PARAM_PFVF(TDDP_START); 3994 param[4] = FW_PARAM_PFVF(TDDP_END); 3995 param[5] = FW_PARAM_DEV(FLOWC_BUFFIFO_SZ); 3996 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 6, param, val); 3997 if (rc != 0) { 3998 device_printf(sc->dev, 3999 "failed to query TOE parameters: %d.\n", rc); 4000 return (rc); 4001 } 4002 sc->tids.ntids = val[0]; 4003 sc->tids.natids = min(sc->tids.ntids / 2, MAX_ATIDS); 4004 if (val[2] > val[1]) { 4005 sc->tids.stid_base = val[1]; 4006 sc->tids.nstids = val[2] - val[1] + 1; 4007 } 4008 sc->vres.ddp.start = val[3]; 4009 sc->vres.ddp.size = val[4] - val[3] + 1; 4010 sc->params.ofldq_wr_cred = val[5]; 4011 sc->params.offload = 1; 4012 } else { 4013 /* 4014 * The firmware attempts memfree TOE configuration for -SO cards 4015 * and will report toecaps=0 if it runs out of resources (this 4016 * depends on the config file). It may not report 0 for other 4017 * capabilities dependent on the TOE in this case. Set them to 4018 * 0 here so that the driver doesn't bother tracking resources 4019 * that will never be used. 4020 */ 4021 sc->iscsicaps = 0; 4022 sc->rdmacaps = 0; 4023 } 4024 if (sc->rdmacaps) { 4025 param[0] = FW_PARAM_PFVF(STAG_START); 4026 param[1] = FW_PARAM_PFVF(STAG_END); 4027 param[2] = FW_PARAM_PFVF(RQ_START); 4028 param[3] = FW_PARAM_PFVF(RQ_END); 4029 param[4] = FW_PARAM_PFVF(PBL_START); 4030 param[5] = FW_PARAM_PFVF(PBL_END); 4031 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 6, param, val); 4032 if (rc != 0) { 4033 device_printf(sc->dev, 4034 "failed to query RDMA parameters(1): %d.\n", rc); 4035 return (rc); 4036 } 4037 sc->vres.stag.start = val[0]; 4038 sc->vres.stag.size = val[1] - val[0] + 1; 4039 sc->vres.rq.start = val[2]; 4040 sc->vres.rq.size = val[3] - val[2] + 1; 4041 sc->vres.pbl.start = val[4]; 4042 sc->vres.pbl.size = val[5] - val[4] + 1; 4043 4044 param[0] = FW_PARAM_PFVF(SQRQ_START); 4045 param[1] = FW_PARAM_PFVF(SQRQ_END); 4046 param[2] = FW_PARAM_PFVF(CQ_START); 4047 param[3] = FW_PARAM_PFVF(CQ_END); 4048 param[4] = FW_PARAM_PFVF(OCQ_START); 4049 param[5] = FW_PARAM_PFVF(OCQ_END); 4050 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 6, param, val); 4051 if (rc != 0) { 4052 device_printf(sc->dev, 4053 "failed to query RDMA parameters(2): %d.\n", rc); 4054 return (rc); 4055 } 4056 sc->vres.qp.start = val[0]; 4057 sc->vres.qp.size = val[1] - val[0] + 1; 4058 sc->vres.cq.start = val[2]; 4059 sc->vres.cq.size = val[3] - val[2] + 1; 4060 sc->vres.ocq.start = val[4]; 4061 sc->vres.ocq.size = val[5] - val[4] + 1; 4062 4063 param[0] = FW_PARAM_PFVF(SRQ_START); 4064 param[1] = FW_PARAM_PFVF(SRQ_END); 4065 param[2] = FW_PARAM_DEV(MAXORDIRD_QP); 4066 param[3] = FW_PARAM_DEV(MAXIRD_ADAPTER); 4067 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 4, param, val); 4068 if (rc != 0) { 4069 device_printf(sc->dev, 4070 "failed to query RDMA parameters(3): %d.\n", rc); 4071 return (rc); 4072 } 4073 sc->vres.srq.start = val[0]; 4074 sc->vres.srq.size = val[1] - val[0] + 1; 4075 sc->params.max_ordird_qp = val[2]; 4076 sc->params.max_ird_adapter = val[3]; 4077 } 4078 if (sc->iscsicaps) { 4079 param[0] = FW_PARAM_PFVF(ISCSI_START); 4080 param[1] = FW_PARAM_PFVF(ISCSI_END); 4081 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 2, param, val); 4082 if (rc != 0) { 4083 device_printf(sc->dev, 4084 "failed to query iSCSI parameters: %d.\n", rc); 4085 return (rc); 4086 } 4087 sc->vres.iscsi.start = val[0]; 4088 sc->vres.iscsi.size = val[1] - val[0] + 1; 4089 } 4090 if (sc->cryptocaps & FW_CAPS_CONFIG_TLSKEYS) { 4091 param[0] = FW_PARAM_PFVF(TLS_START); 4092 param[1] = FW_PARAM_PFVF(TLS_END); 4093 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 2, param, val); 4094 if (rc != 0) { 4095 device_printf(sc->dev, 4096 "failed to query TLS parameters: %d.\n", rc); 4097 return (rc); 4098 } 4099 sc->vres.key.start = val[0]; 4100 sc->vres.key.size = val[1] - val[0] + 1; 4101 } 4102 4103 t4_init_sge_params(sc); 4104 4105 /* 4106 * We've got the params we wanted to query via the firmware. Now grab 4107 * some others directly from the chip. 4108 */ 4109 rc = t4_read_chip_settings(sc); 4110 4111 return (rc); 4112 } 4113 4114 static int 4115 set_params__post_init(struct adapter *sc) 4116 { 4117 uint32_t param, val; 4118 #ifdef TCP_OFFLOAD 4119 int i, v, shift; 4120 #endif 4121 4122 /* ask for encapsulated CPLs */ 4123 param = FW_PARAM_PFVF(CPLFW4MSG_ENCAP); 4124 val = 1; 4125 (void)t4_set_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 4126 4127 #ifdef TCP_OFFLOAD 4128 /* 4129 * Override the TOE timers with user provided tunables. This is not the 4130 * recommended way to change the timers (the firmware config file is) so 4131 * these tunables are not documented. 4132 * 4133 * All the timer tunables are in microseconds. 4134 */ 4135 if (t4_toe_keepalive_idle != 0) { 4136 v = us_to_tcp_ticks(sc, t4_toe_keepalive_idle); 4137 v &= M_KEEPALIVEIDLE; 4138 t4_set_reg_field(sc, A_TP_KEEP_IDLE, 4139 V_KEEPALIVEIDLE(M_KEEPALIVEIDLE), V_KEEPALIVEIDLE(v)); 4140 } 4141 if (t4_toe_keepalive_interval != 0) { 4142 v = us_to_tcp_ticks(sc, t4_toe_keepalive_interval); 4143 v &= M_KEEPALIVEINTVL; 4144 t4_set_reg_field(sc, A_TP_KEEP_INTVL, 4145 V_KEEPALIVEINTVL(M_KEEPALIVEINTVL), V_KEEPALIVEINTVL(v)); 4146 } 4147 if (t4_toe_keepalive_count != 0) { 4148 v = t4_toe_keepalive_count & M_KEEPALIVEMAXR2; 4149 t4_set_reg_field(sc, A_TP_SHIFT_CNT, 4150 V_KEEPALIVEMAXR1(M_KEEPALIVEMAXR1) | 4151 V_KEEPALIVEMAXR2(M_KEEPALIVEMAXR2), 4152 V_KEEPALIVEMAXR1(1) | V_KEEPALIVEMAXR2(v)); 4153 } 4154 if (t4_toe_rexmt_min != 0) { 4155 v = us_to_tcp_ticks(sc, t4_toe_rexmt_min); 4156 v &= M_RXTMIN; 4157 t4_set_reg_field(sc, A_TP_RXT_MIN, 4158 V_RXTMIN(M_RXTMIN), V_RXTMIN(v)); 4159 } 4160 if (t4_toe_rexmt_max != 0) { 4161 v = us_to_tcp_ticks(sc, t4_toe_rexmt_max); 4162 v &= M_RXTMAX; 4163 t4_set_reg_field(sc, A_TP_RXT_MAX, 4164 V_RXTMAX(M_RXTMAX), V_RXTMAX(v)); 4165 } 4166 if (t4_toe_rexmt_count != 0) { 4167 v = t4_toe_rexmt_count & M_RXTSHIFTMAXR2; 4168 t4_set_reg_field(sc, A_TP_SHIFT_CNT, 4169 V_RXTSHIFTMAXR1(M_RXTSHIFTMAXR1) | 4170 V_RXTSHIFTMAXR2(M_RXTSHIFTMAXR2), 4171 V_RXTSHIFTMAXR1(1) | V_RXTSHIFTMAXR2(v)); 4172 } 4173 for (i = 0; i < nitems(t4_toe_rexmt_backoff); i++) { 4174 if (t4_toe_rexmt_backoff[i] != -1) { 4175 v = t4_toe_rexmt_backoff[i] & M_TIMERBACKOFFINDEX0; 4176 shift = (i & 3) << 3; 4177 t4_set_reg_field(sc, A_TP_TCP_BACKOFF_REG0 + (i & ~3), 4178 M_TIMERBACKOFFINDEX0 << shift, v << shift); 4179 } 4180 } 4181 #endif 4182 return (0); 4183 } 4184 4185 #undef FW_PARAM_PFVF 4186 #undef FW_PARAM_DEV 4187 4188 static void 4189 t4_set_desc(struct adapter *sc) 4190 { 4191 char buf[128]; 4192 struct adapter_params *p = &sc->params; 4193 4194 snprintf(buf, sizeof(buf), "Chelsio %s", p->vpd.id); 4195 4196 device_set_desc_copy(sc->dev, buf); 4197 } 4198 4199 static inline void 4200 ifmedia_add4(struct ifmedia *ifm, int m) 4201 { 4202 4203 ifmedia_add(ifm, m, 0, NULL); 4204 ifmedia_add(ifm, m | IFM_ETH_TXPAUSE, 0, NULL); 4205 ifmedia_add(ifm, m | IFM_ETH_RXPAUSE, 0, NULL); 4206 ifmedia_add(ifm, m | IFM_ETH_TXPAUSE | IFM_ETH_RXPAUSE, 0, NULL); 4207 } 4208 4209 static void 4210 set_current_media(struct port_info *pi, struct ifmedia *ifm) 4211 { 4212 struct link_config *lc; 4213 int mword; 4214 4215 PORT_LOCK_ASSERT_OWNED(pi); 4216 4217 /* Leave current media alone if it's already set to IFM_NONE. */ 4218 if (ifm->ifm_cur != NULL && 4219 IFM_SUBTYPE(ifm->ifm_cur->ifm_media) == IFM_NONE) 4220 return; 4221 4222 lc = &pi->link_cfg; 4223 if (lc->requested_aneg == AUTONEG_ENABLE && 4224 lc->supported & FW_PORT_CAP_ANEG) { 4225 ifmedia_set(ifm, IFM_ETHER | IFM_AUTO); 4226 return; 4227 } 4228 mword = IFM_ETHER | IFM_FDX; 4229 if (lc->requested_fc & PAUSE_TX) 4230 mword |= IFM_ETH_TXPAUSE; 4231 if (lc->requested_fc & PAUSE_RX) 4232 mword |= IFM_ETH_RXPAUSE; 4233 mword |= port_mword(pi, speed_to_fwspeed(lc->requested_speed)); 4234 ifmedia_set(ifm, mword); 4235 } 4236 4237 static void 4238 build_medialist(struct port_info *pi, struct ifmedia *ifm) 4239 { 4240 uint16_t ss, speed; 4241 int unknown, mword, bit; 4242 struct link_config *lc; 4243 4244 PORT_LOCK_ASSERT_OWNED(pi); 4245 4246 if (pi->flags & FIXED_IFMEDIA) 4247 return; 4248 4249 /* 4250 * First setup all the requested_ fields so that they comply with what's 4251 * supported by the port + transceiver. Note that this clobbers any 4252 * user preferences set via sysctl_pause_settings or sysctl_autoneg. 4253 */ 4254 init_l1cfg(pi); 4255 4256 /* 4257 * Now (re)build the ifmedia list. 4258 */ 4259 ifmedia_removeall(ifm); 4260 lc = &pi->link_cfg; 4261 ss = G_FW_PORT_CAP_SPEED(lc->supported); /* Supported Speeds */ 4262 if (__predict_false(ss == 0)) { /* not supposed to happen. */ 4263 MPASS(ss != 0); 4264 no_media: 4265 MPASS(LIST_EMPTY(&ifm->ifm_list)); 4266 ifmedia_add(ifm, IFM_ETHER | IFM_NONE, 0, NULL); 4267 ifmedia_set(ifm, IFM_ETHER | IFM_NONE); 4268 return; 4269 } 4270 4271 unknown = 0; 4272 for (bit = 0; bit < fls(ss); bit++) { 4273 speed = 1 << bit; 4274 MPASS(speed & M_FW_PORT_CAP_SPEED); 4275 if (ss & speed) { 4276 mword = port_mword(pi, speed); 4277 if (mword == IFM_NONE) { 4278 goto no_media; 4279 } else if (mword == IFM_UNKNOWN) 4280 unknown++; 4281 else 4282 ifmedia_add4(ifm, IFM_ETHER | IFM_FDX | mword); 4283 } 4284 } 4285 if (unknown > 0) /* Add one unknown for all unknown media types. */ 4286 ifmedia_add4(ifm, IFM_ETHER | IFM_FDX | IFM_UNKNOWN); 4287 if (lc->supported & FW_PORT_CAP_ANEG) 4288 ifmedia_add(ifm, IFM_ETHER | IFM_AUTO, 0, NULL); 4289 4290 set_current_media(pi, ifm); 4291 } 4292 4293 /* 4294 * Update all the requested_* fields in the link config to something valid (and 4295 * reasonable). 4296 */ 4297 static void 4298 init_l1cfg(struct port_info *pi) 4299 { 4300 struct link_config *lc = &pi->link_cfg; 4301 4302 PORT_LOCK_ASSERT_OWNED(pi); 4303 4304 /* Gbps -> Mbps */ 4305 lc->requested_speed = port_top_speed(pi) * 1000; 4306 4307 if (t4_autoneg != 0 && lc->supported & FW_PORT_CAP_ANEG) { 4308 lc->requested_aneg = AUTONEG_ENABLE; 4309 } else { 4310 lc->requested_aneg = AUTONEG_DISABLE; 4311 } 4312 4313 lc->requested_fc = t4_pause_settings & (PAUSE_TX | PAUSE_RX); 4314 4315 if (t4_fec != -1) { 4316 if (t4_fec & FEC_RS && lc->supported & FW_PORT_CAP_FEC_RS) { 4317 lc->requested_fec = FEC_RS; 4318 } else if (t4_fec & FEC_BASER_RS && 4319 lc->supported & FW_PORT_CAP_FEC_BASER_RS) { 4320 lc->requested_fec = FEC_BASER_RS; 4321 } else { 4322 lc->requested_fec = 0; 4323 } 4324 } else { 4325 /* Use the suggested value provided by the firmware in acaps */ 4326 if (lc->advertising & FW_PORT_CAP_FEC_RS && 4327 lc->supported & FW_PORT_CAP_FEC_RS) { 4328 lc->requested_fec = FEC_RS; 4329 } else if (lc->advertising & FW_PORT_CAP_FEC_BASER_RS && 4330 lc->supported & FW_PORT_CAP_FEC_BASER_RS) { 4331 lc->requested_fec = FEC_BASER_RS; 4332 } else { 4333 lc->requested_fec = 0; 4334 } 4335 } 4336 } 4337 4338 /* 4339 * Apply the settings in requested_* to the hardware. The parameters are 4340 * expected to be sane. 4341 */ 4342 static int 4343 apply_l1cfg(struct port_info *pi) 4344 { 4345 struct adapter *sc = pi->adapter; 4346 struct link_config *lc = &pi->link_cfg; 4347 int rc; 4348 #ifdef INVARIANTS 4349 uint16_t fwspeed; 4350 4351 ASSERT_SYNCHRONIZED_OP(sc); 4352 PORT_LOCK_ASSERT_OWNED(pi); 4353 4354 if (lc->requested_aneg == AUTONEG_ENABLE) 4355 MPASS(lc->supported & FW_PORT_CAP_ANEG); 4356 if (lc->requested_fc & PAUSE_TX) 4357 MPASS(lc->supported & FW_PORT_CAP_FC_TX); 4358 if (lc->requested_fc & PAUSE_RX) 4359 MPASS(lc->supported & FW_PORT_CAP_FC_RX); 4360 if (lc->requested_fec == FEC_RS) 4361 MPASS(lc->supported & FW_PORT_CAP_FEC_RS); 4362 if (lc->requested_fec == FEC_BASER_RS) 4363 MPASS(lc->supported & FW_PORT_CAP_FEC_BASER_RS); 4364 fwspeed = speed_to_fwspeed(lc->requested_speed); 4365 MPASS(fwspeed != 0); 4366 MPASS(lc->supported & fwspeed); 4367 #endif 4368 rc = -t4_link_l1cfg(sc, sc->mbox, pi->tx_chan, lc); 4369 if (rc != 0) { 4370 device_printf(pi->dev, "l1cfg failed: %d\n", rc); 4371 } else { 4372 lc->fc = lc->requested_fc; 4373 lc->fec = lc->requested_fec; 4374 } 4375 return (rc); 4376 } 4377 4378 #define FW_MAC_EXACT_CHUNK 7 4379 4380 /* 4381 * Program the port's XGMAC based on parameters in ifnet. The caller also 4382 * indicates which parameters should be programmed (the rest are left alone). 4383 */ 4384 int 4385 update_mac_settings(struct ifnet *ifp, int flags) 4386 { 4387 int rc = 0; 4388 struct vi_info *vi = ifp->if_softc; 4389 struct port_info *pi = vi->pi; 4390 struct adapter *sc = pi->adapter; 4391 int mtu = -1, promisc = -1, allmulti = -1, vlanex = -1; 4392 4393 ASSERT_SYNCHRONIZED_OP(sc); 4394 KASSERT(flags, ("%s: not told what to update.", __func__)); 4395 4396 if (flags & XGMAC_MTU) 4397 mtu = ifp->if_mtu; 4398 4399 if (flags & XGMAC_PROMISC) 4400 promisc = ifp->if_flags & IFF_PROMISC ? 1 : 0; 4401 4402 if (flags & XGMAC_ALLMULTI) 4403 allmulti = ifp->if_flags & IFF_ALLMULTI ? 1 : 0; 4404 4405 if (flags & XGMAC_VLANEX) 4406 vlanex = ifp->if_capenable & IFCAP_VLAN_HWTAGGING ? 1 : 0; 4407 4408 if (flags & (XGMAC_MTU|XGMAC_PROMISC|XGMAC_ALLMULTI|XGMAC_VLANEX)) { 4409 rc = -t4_set_rxmode(sc, sc->mbox, vi->viid, mtu, promisc, 4410 allmulti, 1, vlanex, false); 4411 if (rc) { 4412 if_printf(ifp, "set_rxmode (%x) failed: %d\n", flags, 4413 rc); 4414 return (rc); 4415 } 4416 } 4417 4418 if (flags & XGMAC_UCADDR) { 4419 uint8_t ucaddr[ETHER_ADDR_LEN]; 4420 4421 bcopy(IF_LLADDR(ifp), ucaddr, sizeof(ucaddr)); 4422 rc = t4_change_mac(sc, sc->mbox, vi->viid, vi->xact_addr_filt, 4423 ucaddr, true, true); 4424 if (rc < 0) { 4425 rc = -rc; 4426 if_printf(ifp, "change_mac failed: %d\n", rc); 4427 return (rc); 4428 } else { 4429 vi->xact_addr_filt = rc; 4430 rc = 0; 4431 } 4432 } 4433 4434 if (flags & XGMAC_MCADDRS) { 4435 const uint8_t *mcaddr[FW_MAC_EXACT_CHUNK]; 4436 int del = 1; 4437 uint64_t hash = 0; 4438 struct ifmultiaddr *ifma; 4439 int i = 0, j; 4440 4441 if_maddr_rlock(ifp); 4442 CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) { 4443 if (ifma->ifma_addr->sa_family != AF_LINK) 4444 continue; 4445 mcaddr[i] = 4446 LLADDR((struct sockaddr_dl *)ifma->ifma_addr); 4447 MPASS(ETHER_IS_MULTICAST(mcaddr[i])); 4448 i++; 4449 4450 if (i == FW_MAC_EXACT_CHUNK) { 4451 rc = t4_alloc_mac_filt(sc, sc->mbox, vi->viid, 4452 del, i, mcaddr, NULL, &hash, 0); 4453 if (rc < 0) { 4454 rc = -rc; 4455 for (j = 0; j < i; j++) { 4456 if_printf(ifp, 4457 "failed to add mc address" 4458 " %02x:%02x:%02x:" 4459 "%02x:%02x:%02x rc=%d\n", 4460 mcaddr[j][0], mcaddr[j][1], 4461 mcaddr[j][2], mcaddr[j][3], 4462 mcaddr[j][4], mcaddr[j][5], 4463 rc); 4464 } 4465 goto mcfail; 4466 } 4467 del = 0; 4468 i = 0; 4469 } 4470 } 4471 if (i > 0) { 4472 rc = t4_alloc_mac_filt(sc, sc->mbox, vi->viid, del, i, 4473 mcaddr, NULL, &hash, 0); 4474 if (rc < 0) { 4475 rc = -rc; 4476 for (j = 0; j < i; j++) { 4477 if_printf(ifp, 4478 "failed to add mc address" 4479 " %02x:%02x:%02x:" 4480 "%02x:%02x:%02x rc=%d\n", 4481 mcaddr[j][0], mcaddr[j][1], 4482 mcaddr[j][2], mcaddr[j][3], 4483 mcaddr[j][4], mcaddr[j][5], 4484 rc); 4485 } 4486 goto mcfail; 4487 } 4488 } 4489 4490 rc = -t4_set_addr_hash(sc, sc->mbox, vi->viid, 0, hash, 0); 4491 if (rc != 0) 4492 if_printf(ifp, "failed to set mc address hash: %d", rc); 4493 mcfail: 4494 if_maddr_runlock(ifp); 4495 } 4496 4497 return (rc); 4498 } 4499 4500 /* 4501 * {begin|end}_synchronized_op must be called from the same thread. 4502 */ 4503 int 4504 begin_synchronized_op(struct adapter *sc, struct vi_info *vi, int flags, 4505 char *wmesg) 4506 { 4507 int rc, pri; 4508 4509 #ifdef WITNESS 4510 /* the caller thinks it's ok to sleep, but is it really? */ 4511 if (flags & SLEEP_OK) 4512 WITNESS_WARN(WARN_GIANTOK | WARN_SLEEPOK, NULL, 4513 "begin_synchronized_op"); 4514 #endif 4515 4516 if (INTR_OK) 4517 pri = PCATCH; 4518 else 4519 pri = 0; 4520 4521 ADAPTER_LOCK(sc); 4522 for (;;) { 4523 4524 if (vi && IS_DOOMED(vi)) { 4525 rc = ENXIO; 4526 goto done; 4527 } 4528 4529 if (!IS_BUSY(sc)) { 4530 rc = 0; 4531 break; 4532 } 4533 4534 if (!(flags & SLEEP_OK)) { 4535 rc = EBUSY; 4536 goto done; 4537 } 4538 4539 if (mtx_sleep(&sc->flags, &sc->sc_lock, pri, wmesg, 0)) { 4540 rc = EINTR; 4541 goto done; 4542 } 4543 } 4544 4545 KASSERT(!IS_BUSY(sc), ("%s: controller busy.", __func__)); 4546 SET_BUSY(sc); 4547 #ifdef INVARIANTS 4548 sc->last_op = wmesg; 4549 sc->last_op_thr = curthread; 4550 sc->last_op_flags = flags; 4551 #endif 4552 4553 done: 4554 if (!(flags & HOLD_LOCK) || rc) 4555 ADAPTER_UNLOCK(sc); 4556 4557 return (rc); 4558 } 4559 4560 /* 4561 * Tell if_ioctl and if_init that the VI is going away. This is 4562 * special variant of begin_synchronized_op and must be paired with a 4563 * call to end_synchronized_op. 4564 */ 4565 void 4566 doom_vi(struct adapter *sc, struct vi_info *vi) 4567 { 4568 4569 ADAPTER_LOCK(sc); 4570 SET_DOOMED(vi); 4571 wakeup(&sc->flags); 4572 while (IS_BUSY(sc)) 4573 mtx_sleep(&sc->flags, &sc->sc_lock, 0, "t4detach", 0); 4574 SET_BUSY(sc); 4575 #ifdef INVARIANTS 4576 sc->last_op = "t4detach"; 4577 sc->last_op_thr = curthread; 4578 sc->last_op_flags = 0; 4579 #endif 4580 ADAPTER_UNLOCK(sc); 4581 } 4582 4583 /* 4584 * {begin|end}_synchronized_op must be called from the same thread. 4585 */ 4586 void 4587 end_synchronized_op(struct adapter *sc, int flags) 4588 { 4589 4590 if (flags & LOCK_HELD) 4591 ADAPTER_LOCK_ASSERT_OWNED(sc); 4592 else 4593 ADAPTER_LOCK(sc); 4594 4595 KASSERT(IS_BUSY(sc), ("%s: controller not busy.", __func__)); 4596 CLR_BUSY(sc); 4597 wakeup(&sc->flags); 4598 ADAPTER_UNLOCK(sc); 4599 } 4600 4601 static int 4602 cxgbe_init_synchronized(struct vi_info *vi) 4603 { 4604 struct port_info *pi = vi->pi; 4605 struct adapter *sc = pi->adapter; 4606 struct ifnet *ifp = vi->ifp; 4607 int rc = 0, i; 4608 struct sge_txq *txq; 4609 4610 ASSERT_SYNCHRONIZED_OP(sc); 4611 4612 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 4613 return (0); /* already running */ 4614 4615 if (!(sc->flags & FULL_INIT_DONE) && 4616 ((rc = adapter_full_init(sc)) != 0)) 4617 return (rc); /* error message displayed already */ 4618 4619 if (!(vi->flags & VI_INIT_DONE) && 4620 ((rc = vi_full_init(vi)) != 0)) 4621 return (rc); /* error message displayed already */ 4622 4623 rc = update_mac_settings(ifp, XGMAC_ALL); 4624 if (rc) 4625 goto done; /* error message displayed already */ 4626 4627 rc = -t4_enable_vi(sc, sc->mbox, vi->viid, true, true); 4628 if (rc != 0) { 4629 if_printf(ifp, "enable_vi failed: %d\n", rc); 4630 goto done; 4631 } 4632 4633 /* 4634 * Can't fail from this point onwards. Review cxgbe_uninit_synchronized 4635 * if this changes. 4636 */ 4637 4638 for_each_txq(vi, i, txq) { 4639 TXQ_LOCK(txq); 4640 txq->eq.flags |= EQ_ENABLED; 4641 TXQ_UNLOCK(txq); 4642 } 4643 4644 /* 4645 * The first iq of the first port to come up is used for tracing. 4646 */ 4647 if (sc->traceq < 0 && IS_MAIN_VI(vi)) { 4648 sc->traceq = sc->sge.rxq[vi->first_rxq].iq.abs_id; 4649 t4_write_reg(sc, is_t4(sc) ? A_MPS_TRC_RSS_CONTROL : 4650 A_MPS_T5_TRC_RSS_CONTROL, V_RSSCONTROL(pi->tx_chan) | 4651 V_QUEUENUMBER(sc->traceq)); 4652 pi->flags |= HAS_TRACEQ; 4653 } 4654 4655 /* all ok */ 4656 PORT_LOCK(pi); 4657 if (pi->up_vis++ == 0) { 4658 t4_update_port_info(pi); 4659 build_medialist(pi, &pi->media); 4660 apply_l1cfg(pi); 4661 } 4662 ifp->if_drv_flags |= IFF_DRV_RUNNING; 4663 4664 if (pi->nvi > 1 || sc->flags & IS_VF) 4665 callout_reset(&vi->tick, hz, vi_tick, vi); 4666 else 4667 callout_reset(&pi->tick, hz, cxgbe_tick, pi); 4668 PORT_UNLOCK(pi); 4669 done: 4670 if (rc != 0) 4671 cxgbe_uninit_synchronized(vi); 4672 4673 return (rc); 4674 } 4675 4676 /* 4677 * Idempotent. 4678 */ 4679 static int 4680 cxgbe_uninit_synchronized(struct vi_info *vi) 4681 { 4682 struct port_info *pi = vi->pi; 4683 struct adapter *sc = pi->adapter; 4684 struct ifnet *ifp = vi->ifp; 4685 int rc, i; 4686 struct sge_txq *txq; 4687 4688 ASSERT_SYNCHRONIZED_OP(sc); 4689 4690 if (!(vi->flags & VI_INIT_DONE)) { 4691 if (__predict_false(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 4692 KASSERT(0, ("uninited VI is running")); 4693 if_printf(ifp, "uninited VI with running ifnet. " 4694 "vi->flags 0x%016lx, if_flags 0x%08x, " 4695 "if_drv_flags 0x%08x\n", vi->flags, ifp->if_flags, 4696 ifp->if_drv_flags); 4697 } 4698 return (0); 4699 } 4700 4701 /* 4702 * Disable the VI so that all its data in either direction is discarded 4703 * by the MPS. Leave everything else (the queues, interrupts, and 1Hz 4704 * tick) intact as the TP can deliver negative advice or data that it's 4705 * holding in its RAM (for an offloaded connection) even after the VI is 4706 * disabled. 4707 */ 4708 rc = -t4_enable_vi(sc, sc->mbox, vi->viid, false, false); 4709 if (rc) { 4710 if_printf(ifp, "disable_vi failed: %d\n", rc); 4711 return (rc); 4712 } 4713 4714 for_each_txq(vi, i, txq) { 4715 TXQ_LOCK(txq); 4716 txq->eq.flags &= ~EQ_ENABLED; 4717 TXQ_UNLOCK(txq); 4718 } 4719 4720 PORT_LOCK(pi); 4721 if (pi->nvi > 1 || sc->flags & IS_VF) 4722 callout_stop(&vi->tick); 4723 else 4724 callout_stop(&pi->tick); 4725 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 4726 PORT_UNLOCK(pi); 4727 return (0); 4728 } 4729 ifp->if_drv_flags &= ~IFF_DRV_RUNNING; 4730 pi->up_vis--; 4731 if (pi->up_vis > 0) { 4732 PORT_UNLOCK(pi); 4733 return (0); 4734 } 4735 4736 pi->link_cfg.link_ok = 0; 4737 pi->link_cfg.speed = 0; 4738 pi->link_cfg.link_down_rc = 255; 4739 t4_os_link_changed(pi); 4740 pi->old_link_cfg = pi->link_cfg; 4741 PORT_UNLOCK(pi); 4742 4743 return (0); 4744 } 4745 4746 /* 4747 * It is ok for this function to fail midway and return right away. t4_detach 4748 * will walk the entire sc->irq list and clean up whatever is valid. 4749 */ 4750 int 4751 t4_setup_intr_handlers(struct adapter *sc) 4752 { 4753 int rc, rid, p, q, v; 4754 char s[8]; 4755 struct irq *irq; 4756 struct port_info *pi; 4757 struct vi_info *vi; 4758 struct sge *sge = &sc->sge; 4759 struct sge_rxq *rxq; 4760 #ifdef TCP_OFFLOAD 4761 struct sge_ofld_rxq *ofld_rxq; 4762 #endif 4763 #ifdef DEV_NETMAP 4764 struct sge_nm_rxq *nm_rxq; 4765 #endif 4766 #ifdef RSS 4767 int nbuckets = rss_getnumbuckets(); 4768 #endif 4769 4770 /* 4771 * Setup interrupts. 4772 */ 4773 irq = &sc->irq[0]; 4774 rid = sc->intr_type == INTR_INTX ? 0 : 1; 4775 if (forwarding_intr_to_fwq(sc)) 4776 return (t4_alloc_irq(sc, irq, rid, t4_intr_all, sc, "all")); 4777 4778 /* Multiple interrupts. */ 4779 if (sc->flags & IS_VF) 4780 KASSERT(sc->intr_count >= T4VF_EXTRA_INTR + sc->params.nports, 4781 ("%s: too few intr.", __func__)); 4782 else 4783 KASSERT(sc->intr_count >= T4_EXTRA_INTR + sc->params.nports, 4784 ("%s: too few intr.", __func__)); 4785 4786 /* The first one is always error intr on PFs */ 4787 if (!(sc->flags & IS_VF)) { 4788 rc = t4_alloc_irq(sc, irq, rid, t4_intr_err, sc, "err"); 4789 if (rc != 0) 4790 return (rc); 4791 irq++; 4792 rid++; 4793 } 4794 4795 /* The second one is always the firmware event queue (first on VFs) */ 4796 rc = t4_alloc_irq(sc, irq, rid, t4_intr_evt, &sge->fwq, "evt"); 4797 if (rc != 0) 4798 return (rc); 4799 irq++; 4800 rid++; 4801 4802 for_each_port(sc, p) { 4803 pi = sc->port[p]; 4804 for_each_vi(pi, v, vi) { 4805 vi->first_intr = rid - 1; 4806 4807 if (vi->nnmrxq > 0) { 4808 int n = max(vi->nrxq, vi->nnmrxq); 4809 4810 rxq = &sge->rxq[vi->first_rxq]; 4811 #ifdef DEV_NETMAP 4812 nm_rxq = &sge->nm_rxq[vi->first_nm_rxq]; 4813 #endif 4814 for (q = 0; q < n; q++) { 4815 snprintf(s, sizeof(s), "%x%c%x", p, 4816 'a' + v, q); 4817 if (q < vi->nrxq) 4818 irq->rxq = rxq++; 4819 #ifdef DEV_NETMAP 4820 if (q < vi->nnmrxq) 4821 irq->nm_rxq = nm_rxq++; 4822 #endif 4823 rc = t4_alloc_irq(sc, irq, rid, 4824 t4_vi_intr, irq, s); 4825 if (rc != 0) 4826 return (rc); 4827 #ifdef RSS 4828 if (q < vi->nrxq) { 4829 bus_bind_intr(sc->dev, irq->res, 4830 rss_getcpu(q % nbuckets)); 4831 } 4832 #endif 4833 irq++; 4834 rid++; 4835 vi->nintr++; 4836 } 4837 } else { 4838 for_each_rxq(vi, q, rxq) { 4839 snprintf(s, sizeof(s), "%x%c%x", p, 4840 'a' + v, q); 4841 rc = t4_alloc_irq(sc, irq, rid, 4842 t4_intr, rxq, s); 4843 if (rc != 0) 4844 return (rc); 4845 #ifdef RSS 4846 bus_bind_intr(sc->dev, irq->res, 4847 rss_getcpu(q % nbuckets)); 4848 #endif 4849 irq++; 4850 rid++; 4851 vi->nintr++; 4852 } 4853 } 4854 #ifdef TCP_OFFLOAD 4855 for_each_ofld_rxq(vi, q, ofld_rxq) { 4856 snprintf(s, sizeof(s), "%x%c%x", p, 'A' + v, q); 4857 rc = t4_alloc_irq(sc, irq, rid, t4_intr, 4858 ofld_rxq, s); 4859 if (rc != 0) 4860 return (rc); 4861 irq++; 4862 rid++; 4863 vi->nintr++; 4864 } 4865 #endif 4866 } 4867 } 4868 MPASS(irq == &sc->irq[sc->intr_count]); 4869 4870 return (0); 4871 } 4872 4873 int 4874 adapter_full_init(struct adapter *sc) 4875 { 4876 int rc, i; 4877 #ifdef RSS 4878 uint32_t raw_rss_key[RSS_KEYSIZE / sizeof(uint32_t)]; 4879 uint32_t rss_key[RSS_KEYSIZE / sizeof(uint32_t)]; 4880 #endif 4881 4882 ASSERT_SYNCHRONIZED_OP(sc); 4883 ADAPTER_LOCK_ASSERT_NOTOWNED(sc); 4884 KASSERT((sc->flags & FULL_INIT_DONE) == 0, 4885 ("%s: FULL_INIT_DONE already", __func__)); 4886 4887 /* 4888 * queues that belong to the adapter (not any particular port). 4889 */ 4890 rc = t4_setup_adapter_queues(sc); 4891 if (rc != 0) 4892 goto done; 4893 4894 for (i = 0; i < nitems(sc->tq); i++) { 4895 sc->tq[i] = taskqueue_create("t4 taskq", M_NOWAIT, 4896 taskqueue_thread_enqueue, &sc->tq[i]); 4897 if (sc->tq[i] == NULL) { 4898 device_printf(sc->dev, 4899 "failed to allocate task queue %d\n", i); 4900 rc = ENOMEM; 4901 goto done; 4902 } 4903 taskqueue_start_threads(&sc->tq[i], 1, PI_NET, "%s tq%d", 4904 device_get_nameunit(sc->dev), i); 4905 } 4906 #ifdef RSS 4907 MPASS(RSS_KEYSIZE == 40); 4908 rss_getkey((void *)&raw_rss_key[0]); 4909 for (i = 0; i < nitems(rss_key); i++) { 4910 rss_key[i] = htobe32(raw_rss_key[nitems(rss_key) - 1 - i]); 4911 } 4912 t4_write_rss_key(sc, &rss_key[0], -1, 1); 4913 #endif 4914 4915 if (!(sc->flags & IS_VF)) 4916 t4_intr_enable(sc); 4917 sc->flags |= FULL_INIT_DONE; 4918 done: 4919 if (rc != 0) 4920 adapter_full_uninit(sc); 4921 4922 return (rc); 4923 } 4924 4925 int 4926 adapter_full_uninit(struct adapter *sc) 4927 { 4928 int i; 4929 4930 ADAPTER_LOCK_ASSERT_NOTOWNED(sc); 4931 4932 t4_teardown_adapter_queues(sc); 4933 4934 for (i = 0; i < nitems(sc->tq) && sc->tq[i]; i++) { 4935 taskqueue_free(sc->tq[i]); 4936 sc->tq[i] = NULL; 4937 } 4938 4939 sc->flags &= ~FULL_INIT_DONE; 4940 4941 return (0); 4942 } 4943 4944 #ifdef RSS 4945 #define SUPPORTED_RSS_HASHTYPES (RSS_HASHTYPE_RSS_IPV4 | \ 4946 RSS_HASHTYPE_RSS_TCP_IPV4 | RSS_HASHTYPE_RSS_IPV6 | \ 4947 RSS_HASHTYPE_RSS_TCP_IPV6 | RSS_HASHTYPE_RSS_UDP_IPV4 | \ 4948 RSS_HASHTYPE_RSS_UDP_IPV6) 4949 4950 /* Translates kernel hash types to hardware. */ 4951 static int 4952 hashconfig_to_hashen(int hashconfig) 4953 { 4954 int hashen = 0; 4955 4956 if (hashconfig & RSS_HASHTYPE_RSS_IPV4) 4957 hashen |= F_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN; 4958 if (hashconfig & RSS_HASHTYPE_RSS_IPV6) 4959 hashen |= F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN; 4960 if (hashconfig & RSS_HASHTYPE_RSS_UDP_IPV4) { 4961 hashen |= F_FW_RSS_VI_CONFIG_CMD_UDPEN | 4962 F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN; 4963 } 4964 if (hashconfig & RSS_HASHTYPE_RSS_UDP_IPV6) { 4965 hashen |= F_FW_RSS_VI_CONFIG_CMD_UDPEN | 4966 F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN; 4967 } 4968 if (hashconfig & RSS_HASHTYPE_RSS_TCP_IPV4) 4969 hashen |= F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN; 4970 if (hashconfig & RSS_HASHTYPE_RSS_TCP_IPV6) 4971 hashen |= F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN; 4972 4973 return (hashen); 4974 } 4975 4976 /* Translates hardware hash types to kernel. */ 4977 static int 4978 hashen_to_hashconfig(int hashen) 4979 { 4980 int hashconfig = 0; 4981 4982 if (hashen & F_FW_RSS_VI_CONFIG_CMD_UDPEN) { 4983 /* 4984 * If UDP hashing was enabled it must have been enabled for 4985 * either IPv4 or IPv6 (inclusive or). Enabling UDP without 4986 * enabling any 4-tuple hash is nonsense configuration. 4987 */ 4988 MPASS(hashen & (F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN | 4989 F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN)); 4990 4991 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN) 4992 hashconfig |= RSS_HASHTYPE_RSS_UDP_IPV4; 4993 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN) 4994 hashconfig |= RSS_HASHTYPE_RSS_UDP_IPV6; 4995 } 4996 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN) 4997 hashconfig |= RSS_HASHTYPE_RSS_TCP_IPV4; 4998 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN) 4999 hashconfig |= RSS_HASHTYPE_RSS_TCP_IPV6; 5000 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN) 5001 hashconfig |= RSS_HASHTYPE_RSS_IPV4; 5002 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN) 5003 hashconfig |= RSS_HASHTYPE_RSS_IPV6; 5004 5005 return (hashconfig); 5006 } 5007 #endif 5008 5009 int 5010 vi_full_init(struct vi_info *vi) 5011 { 5012 struct adapter *sc = vi->pi->adapter; 5013 struct ifnet *ifp = vi->ifp; 5014 uint16_t *rss; 5015 struct sge_rxq *rxq; 5016 int rc, i, j, hashen; 5017 #ifdef RSS 5018 int nbuckets = rss_getnumbuckets(); 5019 int hashconfig = rss_gethashconfig(); 5020 int extra; 5021 #endif 5022 5023 ASSERT_SYNCHRONIZED_OP(sc); 5024 KASSERT((vi->flags & VI_INIT_DONE) == 0, 5025 ("%s: VI_INIT_DONE already", __func__)); 5026 5027 sysctl_ctx_init(&vi->ctx); 5028 vi->flags |= VI_SYSCTL_CTX; 5029 5030 /* 5031 * Allocate tx/rx/fl queues for this VI. 5032 */ 5033 rc = t4_setup_vi_queues(vi); 5034 if (rc != 0) 5035 goto done; /* error message displayed already */ 5036 5037 /* 5038 * Setup RSS for this VI. Save a copy of the RSS table for later use. 5039 */ 5040 if (vi->nrxq > vi->rss_size) { 5041 if_printf(ifp, "nrxq (%d) > hw RSS table size (%d); " 5042 "some queues will never receive traffic.\n", vi->nrxq, 5043 vi->rss_size); 5044 } else if (vi->rss_size % vi->nrxq) { 5045 if_printf(ifp, "nrxq (%d), hw RSS table size (%d); " 5046 "expect uneven traffic distribution.\n", vi->nrxq, 5047 vi->rss_size); 5048 } 5049 #ifdef RSS 5050 if (vi->nrxq != nbuckets) { 5051 if_printf(ifp, "nrxq (%d) != kernel RSS buckets (%d);" 5052 "performance will be impacted.\n", vi->nrxq, nbuckets); 5053 } 5054 #endif 5055 rss = malloc(vi->rss_size * sizeof (*rss), M_CXGBE, M_ZERO | M_WAITOK); 5056 for (i = 0; i < vi->rss_size;) { 5057 #ifdef RSS 5058 j = rss_get_indirection_to_bucket(i); 5059 j %= vi->nrxq; 5060 rxq = &sc->sge.rxq[vi->first_rxq + j]; 5061 rss[i++] = rxq->iq.abs_id; 5062 #else 5063 for_each_rxq(vi, j, rxq) { 5064 rss[i++] = rxq->iq.abs_id; 5065 if (i == vi->rss_size) 5066 break; 5067 } 5068 #endif 5069 } 5070 5071 rc = -t4_config_rss_range(sc, sc->mbox, vi->viid, 0, vi->rss_size, rss, 5072 vi->rss_size); 5073 if (rc != 0) { 5074 if_printf(ifp, "rss_config failed: %d\n", rc); 5075 goto done; 5076 } 5077 5078 #ifdef RSS 5079 hashen = hashconfig_to_hashen(hashconfig); 5080 5081 /* 5082 * We may have had to enable some hashes even though the global config 5083 * wants them disabled. This is a potential problem that must be 5084 * reported to the user. 5085 */ 5086 extra = hashen_to_hashconfig(hashen) ^ hashconfig; 5087 5088 /* 5089 * If we consider only the supported hash types, then the enabled hashes 5090 * are a superset of the requested hashes. In other words, there cannot 5091 * be any supported hash that was requested but not enabled, but there 5092 * can be hashes that were not requested but had to be enabled. 5093 */ 5094 extra &= SUPPORTED_RSS_HASHTYPES; 5095 MPASS((extra & hashconfig) == 0); 5096 5097 if (extra) { 5098 if_printf(ifp, 5099 "global RSS config (0x%x) cannot be accommodated.\n", 5100 hashconfig); 5101 } 5102 if (extra & RSS_HASHTYPE_RSS_IPV4) 5103 if_printf(ifp, "IPv4 2-tuple hashing forced on.\n"); 5104 if (extra & RSS_HASHTYPE_RSS_TCP_IPV4) 5105 if_printf(ifp, "TCP/IPv4 4-tuple hashing forced on.\n"); 5106 if (extra & RSS_HASHTYPE_RSS_IPV6) 5107 if_printf(ifp, "IPv6 2-tuple hashing forced on.\n"); 5108 if (extra & RSS_HASHTYPE_RSS_TCP_IPV6) 5109 if_printf(ifp, "TCP/IPv6 4-tuple hashing forced on.\n"); 5110 if (extra & RSS_HASHTYPE_RSS_UDP_IPV4) 5111 if_printf(ifp, "UDP/IPv4 4-tuple hashing forced on.\n"); 5112 if (extra & RSS_HASHTYPE_RSS_UDP_IPV6) 5113 if_printf(ifp, "UDP/IPv6 4-tuple hashing forced on.\n"); 5114 #else 5115 hashen = F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN | 5116 F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN | 5117 F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN | 5118 F_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN | F_FW_RSS_VI_CONFIG_CMD_UDPEN; 5119 #endif 5120 rc = -t4_config_vi_rss(sc, sc->mbox, vi->viid, hashen, rss[0], 0, 0); 5121 if (rc != 0) { 5122 if_printf(ifp, "rss hash/defaultq config failed: %d\n", rc); 5123 goto done; 5124 } 5125 5126 vi->rss = rss; 5127 vi->flags |= VI_INIT_DONE; 5128 done: 5129 if (rc != 0) 5130 vi_full_uninit(vi); 5131 5132 return (rc); 5133 } 5134 5135 /* 5136 * Idempotent. 5137 */ 5138 int 5139 vi_full_uninit(struct vi_info *vi) 5140 { 5141 struct port_info *pi = vi->pi; 5142 struct adapter *sc = pi->adapter; 5143 int i; 5144 struct sge_rxq *rxq; 5145 struct sge_txq *txq; 5146 #ifdef TCP_OFFLOAD 5147 struct sge_ofld_rxq *ofld_rxq; 5148 struct sge_wrq *ofld_txq; 5149 #endif 5150 5151 if (vi->flags & VI_INIT_DONE) { 5152 5153 /* Need to quiesce queues. */ 5154 5155 /* XXX: Only for the first VI? */ 5156 if (IS_MAIN_VI(vi) && !(sc->flags & IS_VF)) 5157 quiesce_wrq(sc, &sc->sge.ctrlq[pi->port_id]); 5158 5159 for_each_txq(vi, i, txq) { 5160 quiesce_txq(sc, txq); 5161 } 5162 5163 #ifdef TCP_OFFLOAD 5164 for_each_ofld_txq(vi, i, ofld_txq) { 5165 quiesce_wrq(sc, ofld_txq); 5166 } 5167 #endif 5168 5169 for_each_rxq(vi, i, rxq) { 5170 quiesce_iq(sc, &rxq->iq); 5171 quiesce_fl(sc, &rxq->fl); 5172 } 5173 5174 #ifdef TCP_OFFLOAD 5175 for_each_ofld_rxq(vi, i, ofld_rxq) { 5176 quiesce_iq(sc, &ofld_rxq->iq); 5177 quiesce_fl(sc, &ofld_rxq->fl); 5178 } 5179 #endif 5180 free(vi->rss, M_CXGBE); 5181 free(vi->nm_rss, M_CXGBE); 5182 } 5183 5184 t4_teardown_vi_queues(vi); 5185 vi->flags &= ~VI_INIT_DONE; 5186 5187 return (0); 5188 } 5189 5190 static void 5191 quiesce_txq(struct adapter *sc, struct sge_txq *txq) 5192 { 5193 struct sge_eq *eq = &txq->eq; 5194 struct sge_qstat *spg = (void *)&eq->desc[eq->sidx]; 5195 5196 (void) sc; /* unused */ 5197 5198 #ifdef INVARIANTS 5199 TXQ_LOCK(txq); 5200 MPASS((eq->flags & EQ_ENABLED) == 0); 5201 TXQ_UNLOCK(txq); 5202 #endif 5203 5204 /* Wait for the mp_ring to empty. */ 5205 while (!mp_ring_is_idle(txq->r)) { 5206 mp_ring_check_drainage(txq->r, 0); 5207 pause("rquiesce", 1); 5208 } 5209 5210 /* Then wait for the hardware to finish. */ 5211 while (spg->cidx != htobe16(eq->pidx)) 5212 pause("equiesce", 1); 5213 5214 /* Finally, wait for the driver to reclaim all descriptors. */ 5215 while (eq->cidx != eq->pidx) 5216 pause("dquiesce", 1); 5217 } 5218 5219 static void 5220 quiesce_wrq(struct adapter *sc, struct sge_wrq *wrq) 5221 { 5222 5223 /* XXXTX */ 5224 } 5225 5226 static void 5227 quiesce_iq(struct adapter *sc, struct sge_iq *iq) 5228 { 5229 (void) sc; /* unused */ 5230 5231 /* Synchronize with the interrupt handler */ 5232 while (!atomic_cmpset_int(&iq->state, IQS_IDLE, IQS_DISABLED)) 5233 pause("iqfree", 1); 5234 } 5235 5236 static void 5237 quiesce_fl(struct adapter *sc, struct sge_fl *fl) 5238 { 5239 mtx_lock(&sc->sfl_lock); 5240 FL_LOCK(fl); 5241 fl->flags |= FL_DOOMED; 5242 FL_UNLOCK(fl); 5243 callout_stop(&sc->sfl_callout); 5244 mtx_unlock(&sc->sfl_lock); 5245 5246 KASSERT((fl->flags & FL_STARVING) == 0, 5247 ("%s: still starving", __func__)); 5248 } 5249 5250 static int 5251 t4_alloc_irq(struct adapter *sc, struct irq *irq, int rid, 5252 driver_intr_t *handler, void *arg, char *name) 5253 { 5254 int rc; 5255 5256 irq->rid = rid; 5257 irq->res = bus_alloc_resource_any(sc->dev, SYS_RES_IRQ, &irq->rid, 5258 RF_SHAREABLE | RF_ACTIVE); 5259 if (irq->res == NULL) { 5260 device_printf(sc->dev, 5261 "failed to allocate IRQ for rid %d, name %s.\n", rid, name); 5262 return (ENOMEM); 5263 } 5264 5265 rc = bus_setup_intr(sc->dev, irq->res, INTR_MPSAFE | INTR_TYPE_NET, 5266 NULL, handler, arg, &irq->tag); 5267 if (rc != 0) { 5268 device_printf(sc->dev, 5269 "failed to setup interrupt for rid %d, name %s: %d\n", 5270 rid, name, rc); 5271 } else if (name) 5272 bus_describe_intr(sc->dev, irq->res, irq->tag, "%s", name); 5273 5274 return (rc); 5275 } 5276 5277 static int 5278 t4_free_irq(struct adapter *sc, struct irq *irq) 5279 { 5280 if (irq->tag) 5281 bus_teardown_intr(sc->dev, irq->res, irq->tag); 5282 if (irq->res) 5283 bus_release_resource(sc->dev, SYS_RES_IRQ, irq->rid, irq->res); 5284 5285 bzero(irq, sizeof(*irq)); 5286 5287 return (0); 5288 } 5289 5290 static void 5291 get_regs(struct adapter *sc, struct t4_regdump *regs, uint8_t *buf) 5292 { 5293 5294 regs->version = chip_id(sc) | chip_rev(sc) << 10; 5295 t4_get_regs(sc, buf, regs->len); 5296 } 5297 5298 #define A_PL_INDIR_CMD 0x1f8 5299 5300 #define S_PL_AUTOINC 31 5301 #define M_PL_AUTOINC 0x1U 5302 #define V_PL_AUTOINC(x) ((x) << S_PL_AUTOINC) 5303 #define G_PL_AUTOINC(x) (((x) >> S_PL_AUTOINC) & M_PL_AUTOINC) 5304 5305 #define S_PL_VFID 20 5306 #define M_PL_VFID 0xffU 5307 #define V_PL_VFID(x) ((x) << S_PL_VFID) 5308 #define G_PL_VFID(x) (((x) >> S_PL_VFID) & M_PL_VFID) 5309 5310 #define S_PL_ADDR 0 5311 #define M_PL_ADDR 0xfffffU 5312 #define V_PL_ADDR(x) ((x) << S_PL_ADDR) 5313 #define G_PL_ADDR(x) (((x) >> S_PL_ADDR) & M_PL_ADDR) 5314 5315 #define A_PL_INDIR_DATA 0x1fc 5316 5317 static uint64_t 5318 read_vf_stat(struct adapter *sc, unsigned int viid, int reg) 5319 { 5320 u32 stats[2]; 5321 5322 mtx_assert(&sc->reg_lock, MA_OWNED); 5323 if (sc->flags & IS_VF) { 5324 stats[0] = t4_read_reg(sc, VF_MPS_REG(reg)); 5325 stats[1] = t4_read_reg(sc, VF_MPS_REG(reg + 4)); 5326 } else { 5327 t4_write_reg(sc, A_PL_INDIR_CMD, V_PL_AUTOINC(1) | 5328 V_PL_VFID(G_FW_VIID_VIN(viid)) | 5329 V_PL_ADDR(VF_MPS_REG(reg))); 5330 stats[0] = t4_read_reg(sc, A_PL_INDIR_DATA); 5331 stats[1] = t4_read_reg(sc, A_PL_INDIR_DATA); 5332 } 5333 return (((uint64_t)stats[1]) << 32 | stats[0]); 5334 } 5335 5336 static void 5337 t4_get_vi_stats(struct adapter *sc, unsigned int viid, 5338 struct fw_vi_stats_vf *stats) 5339 { 5340 5341 #define GET_STAT(name) \ 5342 read_vf_stat(sc, viid, A_MPS_VF_STAT_##name##_L) 5343 5344 stats->tx_bcast_bytes = GET_STAT(TX_VF_BCAST_BYTES); 5345 stats->tx_bcast_frames = GET_STAT(TX_VF_BCAST_FRAMES); 5346 stats->tx_mcast_bytes = GET_STAT(TX_VF_MCAST_BYTES); 5347 stats->tx_mcast_frames = GET_STAT(TX_VF_MCAST_FRAMES); 5348 stats->tx_ucast_bytes = GET_STAT(TX_VF_UCAST_BYTES); 5349 stats->tx_ucast_frames = GET_STAT(TX_VF_UCAST_FRAMES); 5350 stats->tx_drop_frames = GET_STAT(TX_VF_DROP_FRAMES); 5351 stats->tx_offload_bytes = GET_STAT(TX_VF_OFFLOAD_BYTES); 5352 stats->tx_offload_frames = GET_STAT(TX_VF_OFFLOAD_FRAMES); 5353 stats->rx_bcast_bytes = GET_STAT(RX_VF_BCAST_BYTES); 5354 stats->rx_bcast_frames = GET_STAT(RX_VF_BCAST_FRAMES); 5355 stats->rx_mcast_bytes = GET_STAT(RX_VF_MCAST_BYTES); 5356 stats->rx_mcast_frames = GET_STAT(RX_VF_MCAST_FRAMES); 5357 stats->rx_ucast_bytes = GET_STAT(RX_VF_UCAST_BYTES); 5358 stats->rx_ucast_frames = GET_STAT(RX_VF_UCAST_FRAMES); 5359 stats->rx_err_frames = GET_STAT(RX_VF_ERR_FRAMES); 5360 5361 #undef GET_STAT 5362 } 5363 5364 static void 5365 t4_clr_vi_stats(struct adapter *sc, unsigned int viid) 5366 { 5367 int reg; 5368 5369 t4_write_reg(sc, A_PL_INDIR_CMD, V_PL_AUTOINC(1) | 5370 V_PL_VFID(G_FW_VIID_VIN(viid)) | 5371 V_PL_ADDR(VF_MPS_REG(A_MPS_VF_STAT_TX_VF_BCAST_BYTES_L))); 5372 for (reg = A_MPS_VF_STAT_TX_VF_BCAST_BYTES_L; 5373 reg <= A_MPS_VF_STAT_RX_VF_ERR_FRAMES_H; reg += 4) 5374 t4_write_reg(sc, A_PL_INDIR_DATA, 0); 5375 } 5376 5377 static void 5378 vi_refresh_stats(struct adapter *sc, struct vi_info *vi) 5379 { 5380 struct timeval tv; 5381 const struct timeval interval = {0, 250000}; /* 250ms */ 5382 5383 if (!(vi->flags & VI_INIT_DONE)) 5384 return; 5385 5386 getmicrotime(&tv); 5387 timevalsub(&tv, &interval); 5388 if (timevalcmp(&tv, &vi->last_refreshed, <)) 5389 return; 5390 5391 mtx_lock(&sc->reg_lock); 5392 t4_get_vi_stats(sc, vi->viid, &vi->stats); 5393 getmicrotime(&vi->last_refreshed); 5394 mtx_unlock(&sc->reg_lock); 5395 } 5396 5397 static void 5398 cxgbe_refresh_stats(struct adapter *sc, struct port_info *pi) 5399 { 5400 u_int i, v, tnl_cong_drops, bg_map; 5401 struct timeval tv; 5402 const struct timeval interval = {0, 250000}; /* 250ms */ 5403 5404 getmicrotime(&tv); 5405 timevalsub(&tv, &interval); 5406 if (timevalcmp(&tv, &pi->last_refreshed, <)) 5407 return; 5408 5409 tnl_cong_drops = 0; 5410 t4_get_port_stats(sc, pi->tx_chan, &pi->stats); 5411 bg_map = pi->mps_bg_map; 5412 while (bg_map) { 5413 i = ffs(bg_map) - 1; 5414 mtx_lock(&sc->reg_lock); 5415 t4_read_indirect(sc, A_TP_MIB_INDEX, A_TP_MIB_DATA, &v, 1, 5416 A_TP_MIB_TNL_CNG_DROP_0 + i); 5417 mtx_unlock(&sc->reg_lock); 5418 tnl_cong_drops += v; 5419 bg_map &= ~(1 << i); 5420 } 5421 pi->tnl_cong_drops = tnl_cong_drops; 5422 getmicrotime(&pi->last_refreshed); 5423 } 5424 5425 static void 5426 cxgbe_tick(void *arg) 5427 { 5428 struct port_info *pi = arg; 5429 struct adapter *sc = pi->adapter; 5430 5431 PORT_LOCK_ASSERT_OWNED(pi); 5432 cxgbe_refresh_stats(sc, pi); 5433 5434 callout_schedule(&pi->tick, hz); 5435 } 5436 5437 void 5438 vi_tick(void *arg) 5439 { 5440 struct vi_info *vi = arg; 5441 struct adapter *sc = vi->pi->adapter; 5442 5443 vi_refresh_stats(sc, vi); 5444 5445 callout_schedule(&vi->tick, hz); 5446 } 5447 5448 static void 5449 cxgbe_vlan_config(void *arg, struct ifnet *ifp, uint16_t vid) 5450 { 5451 struct ifnet *vlan; 5452 5453 if (arg != ifp || ifp->if_type != IFT_ETHER) 5454 return; 5455 5456 vlan = VLAN_DEVAT(ifp, vid); 5457 VLAN_SETCOOKIE(vlan, ifp); 5458 } 5459 5460 /* 5461 * Should match fw_caps_config_<foo> enums in t4fw_interface.h 5462 */ 5463 static char *caps_decoder[] = { 5464 "\20\001IPMI\002NCSI", /* 0: NBM */ 5465 "\20\001PPP\002QFC\003DCBX", /* 1: link */ 5466 "\20\001INGRESS\002EGRESS", /* 2: switch */ 5467 "\20\001NIC\002VM\003IDS\004UM\005UM_ISGL" /* 3: NIC */ 5468 "\006HASHFILTER\007ETHOFLD", 5469 "\20\001TOE", /* 4: TOE */ 5470 "\20\001RDDP\002RDMAC", /* 5: RDMA */ 5471 "\20\001INITIATOR_PDU\002TARGET_PDU" /* 6: iSCSI */ 5472 "\003INITIATOR_CNXOFLD\004TARGET_CNXOFLD" 5473 "\005INITIATOR_SSNOFLD\006TARGET_SSNOFLD" 5474 "\007T10DIF" 5475 "\010INITIATOR_CMDOFLD\011TARGET_CMDOFLD", 5476 "\20\001LOOKASIDE\002TLSKEYS", /* 7: Crypto */ 5477 "\20\001INITIATOR\002TARGET\003CTRL_OFLD" /* 8: FCoE */ 5478 "\004PO_INITIATOR\005PO_TARGET", 5479 }; 5480 5481 void 5482 t4_sysctls(struct adapter *sc) 5483 { 5484 struct sysctl_ctx_list *ctx; 5485 struct sysctl_oid *oid; 5486 struct sysctl_oid_list *children, *c0; 5487 static char *doorbells = {"\20\1UDB\2WCWR\3UDBWC\4KDB"}; 5488 5489 ctx = device_get_sysctl_ctx(sc->dev); 5490 5491 /* 5492 * dev.t4nex.X. 5493 */ 5494 oid = device_get_sysctl_tree(sc->dev); 5495 c0 = children = SYSCTL_CHILDREN(oid); 5496 5497 sc->sc_do_rxcopy = 1; 5498 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "do_rx_copy", CTLFLAG_RW, 5499 &sc->sc_do_rxcopy, 1, "Do RX copy of small frames"); 5500 5501 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nports", CTLFLAG_RD, NULL, 5502 sc->params.nports, "# of ports"); 5503 5504 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "doorbells", 5505 CTLTYPE_STRING | CTLFLAG_RD, doorbells, (uintptr_t)&sc->doorbells, 5506 sysctl_bitfield_8b, "A", "available doorbells"); 5507 5508 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "core_clock", CTLFLAG_RD, NULL, 5509 sc->params.vpd.cclk, "core clock frequency (in KHz)"); 5510 5511 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_timers", 5512 CTLTYPE_STRING | CTLFLAG_RD, sc->params.sge.timer_val, 5513 sizeof(sc->params.sge.timer_val), sysctl_int_array, "A", 5514 "interrupt holdoff timer values (us)"); 5515 5516 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_pkt_counts", 5517 CTLTYPE_STRING | CTLFLAG_RD, sc->params.sge.counter_val, 5518 sizeof(sc->params.sge.counter_val), sysctl_int_array, "A", 5519 "interrupt holdoff packet counter values"); 5520 5521 t4_sge_sysctls(sc, ctx, children); 5522 5523 sc->lro_timeout = 100; 5524 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "lro_timeout", CTLFLAG_RW, 5525 &sc->lro_timeout, 0, "lro inactive-flush timeout (in us)"); 5526 5527 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "dflags", CTLFLAG_RW, 5528 &sc->debug_flags, 0, "flags to enable runtime debugging"); 5529 5530 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "tp_version", 5531 CTLFLAG_RD, sc->tp_version, 0, "TP microcode version"); 5532 5533 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "firmware_version", 5534 CTLFLAG_RD, sc->fw_version, 0, "firmware version"); 5535 5536 if (sc->flags & IS_VF) 5537 return; 5538 5539 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "hw_revision", CTLFLAG_RD, 5540 NULL, chip_rev(sc), "chip hardware revision"); 5541 5542 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "sn", 5543 CTLFLAG_RD, sc->params.vpd.sn, 0, "serial number"); 5544 5545 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "pn", 5546 CTLFLAG_RD, sc->params.vpd.pn, 0, "part number"); 5547 5548 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "ec", 5549 CTLFLAG_RD, sc->params.vpd.ec, 0, "engineering change"); 5550 5551 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "md_version", 5552 CTLFLAG_RD, sc->params.vpd.md, 0, "manufacturing diags version"); 5553 5554 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "na", 5555 CTLFLAG_RD, sc->params.vpd.na, 0, "network address"); 5556 5557 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "er_version", CTLFLAG_RD, 5558 sc->er_version, 0, "expansion ROM version"); 5559 5560 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "bs_version", CTLFLAG_RD, 5561 sc->bs_version, 0, "bootstrap firmware version"); 5562 5563 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "scfg_version", CTLFLAG_RD, 5564 NULL, sc->params.scfg_vers, "serial config version"); 5565 5566 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "vpd_version", CTLFLAG_RD, 5567 NULL, sc->params.vpd_vers, "VPD version"); 5568 5569 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "cf", 5570 CTLFLAG_RD, sc->cfg_file, 0, "configuration file"); 5571 5572 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "cfcsum", CTLFLAG_RD, NULL, 5573 sc->cfcsum, "config file checksum"); 5574 5575 #define SYSCTL_CAP(name, n, text) \ 5576 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, #name, \ 5577 CTLTYPE_STRING | CTLFLAG_RD, caps_decoder[n], (uintptr_t)&sc->name, \ 5578 sysctl_bitfield_16b, "A", "available " text " capabilities") 5579 5580 SYSCTL_CAP(nbmcaps, 0, "NBM"); 5581 SYSCTL_CAP(linkcaps, 1, "link"); 5582 SYSCTL_CAP(switchcaps, 2, "switch"); 5583 SYSCTL_CAP(niccaps, 3, "NIC"); 5584 SYSCTL_CAP(toecaps, 4, "TCP offload"); 5585 SYSCTL_CAP(rdmacaps, 5, "RDMA"); 5586 SYSCTL_CAP(iscsicaps, 6, "iSCSI"); 5587 SYSCTL_CAP(cryptocaps, 7, "crypto"); 5588 SYSCTL_CAP(fcoecaps, 8, "FCoE"); 5589 #undef SYSCTL_CAP 5590 5591 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nfilters", CTLFLAG_RD, 5592 NULL, sc->tids.nftids, "number of filters"); 5593 5594 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "temperature", CTLTYPE_INT | 5595 CTLFLAG_RD, sc, 0, sysctl_temperature, "I", 5596 "chip temperature (in Celsius)"); 5597 5598 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "loadavg", CTLTYPE_STRING | 5599 CTLFLAG_RD, sc, 0, sysctl_loadavg, "A", 5600 "microprocessor load averages (debug firmwares only)"); 5601 5602 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "core_vdd", CTLFLAG_RD, 5603 &sc->params.core_vdd, 0, "core Vdd (in mV)"); 5604 5605 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "local_cpus", 5606 CTLTYPE_STRING | CTLFLAG_RD, sc, LOCAL_CPUS, 5607 sysctl_cpus, "A", "local CPUs"); 5608 5609 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "intr_cpus", 5610 CTLTYPE_STRING | CTLFLAG_RD, sc, INTR_CPUS, 5611 sysctl_cpus, "A", "preferred CPUs for interrupts"); 5612 5613 /* 5614 * dev.t4nex.X.misc. Marked CTLFLAG_SKIP to avoid information overload. 5615 */ 5616 oid = SYSCTL_ADD_NODE(ctx, c0, OID_AUTO, "misc", 5617 CTLFLAG_RD | CTLFLAG_SKIP, NULL, 5618 "logs and miscellaneous information"); 5619 children = SYSCTL_CHILDREN(oid); 5620 5621 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cctrl", 5622 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5623 sysctl_cctrl, "A", "congestion control"); 5624 5625 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_tp0", 5626 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5627 sysctl_cim_ibq_obq, "A", "CIM IBQ 0 (TP0)"); 5628 5629 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_tp1", 5630 CTLTYPE_STRING | CTLFLAG_RD, sc, 1, 5631 sysctl_cim_ibq_obq, "A", "CIM IBQ 1 (TP1)"); 5632 5633 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_ulp", 5634 CTLTYPE_STRING | CTLFLAG_RD, sc, 2, 5635 sysctl_cim_ibq_obq, "A", "CIM IBQ 2 (ULP)"); 5636 5637 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_sge0", 5638 CTLTYPE_STRING | CTLFLAG_RD, sc, 3, 5639 sysctl_cim_ibq_obq, "A", "CIM IBQ 3 (SGE0)"); 5640 5641 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_sge1", 5642 CTLTYPE_STRING | CTLFLAG_RD, sc, 4, 5643 sysctl_cim_ibq_obq, "A", "CIM IBQ 4 (SGE1)"); 5644 5645 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_ncsi", 5646 CTLTYPE_STRING | CTLFLAG_RD, sc, 5, 5647 sysctl_cim_ibq_obq, "A", "CIM IBQ 5 (NCSI)"); 5648 5649 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_la", 5650 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5651 chip_id(sc) <= CHELSIO_T5 ? sysctl_cim_la : sysctl_cim_la_t6, 5652 "A", "CIM logic analyzer"); 5653 5654 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ma_la", 5655 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5656 sysctl_cim_ma_la, "A", "CIM MA logic analyzer"); 5657 5658 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_ulp0", 5659 CTLTYPE_STRING | CTLFLAG_RD, sc, 0 + CIM_NUM_IBQ, 5660 sysctl_cim_ibq_obq, "A", "CIM OBQ 0 (ULP0)"); 5661 5662 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_ulp1", 5663 CTLTYPE_STRING | CTLFLAG_RD, sc, 1 + CIM_NUM_IBQ, 5664 sysctl_cim_ibq_obq, "A", "CIM OBQ 1 (ULP1)"); 5665 5666 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_ulp2", 5667 CTLTYPE_STRING | CTLFLAG_RD, sc, 2 + CIM_NUM_IBQ, 5668 sysctl_cim_ibq_obq, "A", "CIM OBQ 2 (ULP2)"); 5669 5670 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_ulp3", 5671 CTLTYPE_STRING | CTLFLAG_RD, sc, 3 + CIM_NUM_IBQ, 5672 sysctl_cim_ibq_obq, "A", "CIM OBQ 3 (ULP3)"); 5673 5674 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_sge", 5675 CTLTYPE_STRING | CTLFLAG_RD, sc, 4 + CIM_NUM_IBQ, 5676 sysctl_cim_ibq_obq, "A", "CIM OBQ 4 (SGE)"); 5677 5678 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_ncsi", 5679 CTLTYPE_STRING | CTLFLAG_RD, sc, 5 + CIM_NUM_IBQ, 5680 sysctl_cim_ibq_obq, "A", "CIM OBQ 5 (NCSI)"); 5681 5682 if (chip_id(sc) > CHELSIO_T4) { 5683 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_sge0_rx", 5684 CTLTYPE_STRING | CTLFLAG_RD, sc, 6 + CIM_NUM_IBQ, 5685 sysctl_cim_ibq_obq, "A", "CIM OBQ 6 (SGE0-RX)"); 5686 5687 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_sge1_rx", 5688 CTLTYPE_STRING | CTLFLAG_RD, sc, 7 + CIM_NUM_IBQ, 5689 sysctl_cim_ibq_obq, "A", "CIM OBQ 7 (SGE1-RX)"); 5690 } 5691 5692 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_pif_la", 5693 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5694 sysctl_cim_pif_la, "A", "CIM PIF logic analyzer"); 5695 5696 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_qcfg", 5697 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5698 sysctl_cim_qcfg, "A", "CIM queue configuration"); 5699 5700 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cpl_stats", 5701 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5702 sysctl_cpl_stats, "A", "CPL statistics"); 5703 5704 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "ddp_stats", 5705 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5706 sysctl_ddp_stats, "A", "non-TCP DDP statistics"); 5707 5708 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "devlog", 5709 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5710 sysctl_devlog, "A", "firmware's device log"); 5711 5712 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "fcoe_stats", 5713 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5714 sysctl_fcoe_stats, "A", "FCoE statistics"); 5715 5716 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "hw_sched", 5717 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5718 sysctl_hw_sched, "A", "hardware scheduler "); 5719 5720 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "l2t", 5721 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5722 sysctl_l2t, "A", "hardware L2 table"); 5723 5724 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "smt", 5725 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5726 sysctl_smt, "A", "hardware source MAC table"); 5727 5728 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "lb_stats", 5729 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5730 sysctl_lb_stats, "A", "loopback statistics"); 5731 5732 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "meminfo", 5733 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5734 sysctl_meminfo, "A", "memory regions"); 5735 5736 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "mps_tcam", 5737 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5738 chip_id(sc) <= CHELSIO_T5 ? sysctl_mps_tcam : sysctl_mps_tcam_t6, 5739 "A", "MPS TCAM entries"); 5740 5741 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "path_mtus", 5742 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5743 sysctl_path_mtus, "A", "path MTUs"); 5744 5745 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "pm_stats", 5746 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5747 sysctl_pm_stats, "A", "PM statistics"); 5748 5749 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rdma_stats", 5750 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5751 sysctl_rdma_stats, "A", "RDMA statistics"); 5752 5753 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tcp_stats", 5754 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5755 sysctl_tcp_stats, "A", "TCP statistics"); 5756 5757 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tids", 5758 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5759 sysctl_tids, "A", "TID information"); 5760 5761 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tp_err_stats", 5762 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5763 sysctl_tp_err_stats, "A", "TP error statistics"); 5764 5765 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tp_la_mask", 5766 CTLTYPE_INT | CTLFLAG_RW, sc, 0, sysctl_tp_la_mask, "I", 5767 "TP logic analyzer event capture mask"); 5768 5769 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tp_la", 5770 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5771 sysctl_tp_la, "A", "TP logic analyzer"); 5772 5773 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tx_rate", 5774 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5775 sysctl_tx_rate, "A", "Tx rate"); 5776 5777 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "ulprx_la", 5778 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5779 sysctl_ulprx_la, "A", "ULPRX logic analyzer"); 5780 5781 if (chip_id(sc) >= CHELSIO_T5) { 5782 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "wcwr_stats", 5783 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5784 sysctl_wcwr_stats, "A", "write combined work requests"); 5785 } 5786 5787 #ifdef TCP_OFFLOAD 5788 if (is_offload(sc)) { 5789 int i; 5790 char s[4]; 5791 5792 /* 5793 * dev.t4nex.X.toe. 5794 */ 5795 oid = SYSCTL_ADD_NODE(ctx, c0, OID_AUTO, "toe", CTLFLAG_RD, 5796 NULL, "TOE parameters"); 5797 children = SYSCTL_CHILDREN(oid); 5798 5799 sc->tt.cong_algorithm = -1; 5800 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "cong_algorithm", 5801 CTLFLAG_RW, &sc->tt.cong_algorithm, 0, "congestion control " 5802 "(-1 = default, 0 = reno, 1 = tahoe, 2 = newreno, " 5803 "3 = highspeed)"); 5804 5805 sc->tt.sndbuf = 256 * 1024; 5806 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "sndbuf", CTLFLAG_RW, 5807 &sc->tt.sndbuf, 0, "max hardware send buffer size"); 5808 5809 sc->tt.ddp = 0; 5810 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "ddp", CTLFLAG_RW, 5811 &sc->tt.ddp, 0, "DDP allowed"); 5812 5813 sc->tt.rx_coalesce = 1; 5814 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "rx_coalesce", 5815 CTLFLAG_RW, &sc->tt.rx_coalesce, 0, "receive coalescing"); 5816 5817 sc->tt.tls = 0; 5818 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "tls", CTLFLAG_RW, 5819 &sc->tt.tls, 0, "Inline TLS allowed"); 5820 5821 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tls_rx_ports", 5822 CTLTYPE_INT | CTLFLAG_RW, sc, 0, sysctl_tls_rx_ports, 5823 "I", "TCP ports that use inline TLS+TOE RX"); 5824 5825 sc->tt.tx_align = 1; 5826 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "tx_align", 5827 CTLFLAG_RW, &sc->tt.tx_align, 0, "chop and align payload"); 5828 5829 sc->tt.tx_zcopy = 0; 5830 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "tx_zcopy", 5831 CTLFLAG_RW, &sc->tt.tx_zcopy, 0, 5832 "Enable zero-copy aio_write(2)"); 5833 5834 sc->tt.cop_managed_offloading = !!t4_cop_managed_offloading; 5835 SYSCTL_ADD_INT(ctx, children, OID_AUTO, 5836 "cop_managed_offloading", CTLFLAG_RW, 5837 &sc->tt.cop_managed_offloading, 0, 5838 "COP (Connection Offload Policy) controls all TOE offload"); 5839 5840 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "timer_tick", 5841 CTLTYPE_STRING | CTLFLAG_RD, sc, 0, sysctl_tp_tick, "A", 5842 "TP timer tick (us)"); 5843 5844 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "timestamp_tick", 5845 CTLTYPE_STRING | CTLFLAG_RD, sc, 1, sysctl_tp_tick, "A", 5846 "TCP timestamp tick (us)"); 5847 5848 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "dack_tick", 5849 CTLTYPE_STRING | CTLFLAG_RD, sc, 2, sysctl_tp_tick, "A", 5850 "DACK tick (us)"); 5851 5852 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "dack_timer", 5853 CTLTYPE_UINT | CTLFLAG_RD, sc, 0, sysctl_tp_dack_timer, 5854 "IU", "DACK timer (us)"); 5855 5856 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rexmt_min", 5857 CTLTYPE_ULONG | CTLFLAG_RD, sc, A_TP_RXT_MIN, 5858 sysctl_tp_timer, "LU", "Minimum retransmit interval (us)"); 5859 5860 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rexmt_max", 5861 CTLTYPE_ULONG | CTLFLAG_RD, sc, A_TP_RXT_MAX, 5862 sysctl_tp_timer, "LU", "Maximum retransmit interval (us)"); 5863 5864 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "persist_min", 5865 CTLTYPE_ULONG | CTLFLAG_RD, sc, A_TP_PERS_MIN, 5866 sysctl_tp_timer, "LU", "Persist timer min (us)"); 5867 5868 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "persist_max", 5869 CTLTYPE_ULONG | CTLFLAG_RD, sc, A_TP_PERS_MAX, 5870 sysctl_tp_timer, "LU", "Persist timer max (us)"); 5871 5872 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "keepalive_idle", 5873 CTLTYPE_ULONG | CTLFLAG_RD, sc, A_TP_KEEP_IDLE, 5874 sysctl_tp_timer, "LU", "Keepalive idle timer (us)"); 5875 5876 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "keepalive_interval", 5877 CTLTYPE_ULONG | CTLFLAG_RD, sc, A_TP_KEEP_INTVL, 5878 sysctl_tp_timer, "LU", "Keepalive interval timer (us)"); 5879 5880 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "initial_srtt", 5881 CTLTYPE_ULONG | CTLFLAG_RD, sc, A_TP_INIT_SRTT, 5882 sysctl_tp_timer, "LU", "Initial SRTT (us)"); 5883 5884 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "finwait2_timer", 5885 CTLTYPE_ULONG | CTLFLAG_RD, sc, A_TP_FINWAIT2_TIMER, 5886 sysctl_tp_timer, "LU", "FINWAIT2 timer (us)"); 5887 5888 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "syn_rexmt_count", 5889 CTLTYPE_UINT | CTLFLAG_RD, sc, S_SYNSHIFTMAX, 5890 sysctl_tp_shift_cnt, "IU", 5891 "Number of SYN retransmissions before abort"); 5892 5893 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rexmt_count", 5894 CTLTYPE_UINT | CTLFLAG_RD, sc, S_RXTSHIFTMAXR2, 5895 sysctl_tp_shift_cnt, "IU", 5896 "Number of retransmissions before abort"); 5897 5898 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "keepalive_count", 5899 CTLTYPE_UINT | CTLFLAG_RD, sc, S_KEEPALIVEMAXR2, 5900 sysctl_tp_shift_cnt, "IU", 5901 "Number of keepalive probes before abort"); 5902 5903 oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "rexmt_backoff", 5904 CTLFLAG_RD, NULL, "TOE retransmit backoffs"); 5905 children = SYSCTL_CHILDREN(oid); 5906 for (i = 0; i < 16; i++) { 5907 snprintf(s, sizeof(s), "%u", i); 5908 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, s, 5909 CTLTYPE_UINT | CTLFLAG_RD, sc, i, sysctl_tp_backoff, 5910 "IU", "TOE retransmit backoff"); 5911 } 5912 } 5913 #endif 5914 } 5915 5916 void 5917 vi_sysctls(struct vi_info *vi) 5918 { 5919 struct sysctl_ctx_list *ctx; 5920 struct sysctl_oid *oid; 5921 struct sysctl_oid_list *children; 5922 5923 ctx = device_get_sysctl_ctx(vi->dev); 5924 5925 /* 5926 * dev.v?(cxgbe|cxl).X. 5927 */ 5928 oid = device_get_sysctl_tree(vi->dev); 5929 children = SYSCTL_CHILDREN(oid); 5930 5931 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "viid", CTLFLAG_RD, NULL, 5932 vi->viid, "VI identifer"); 5933 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nrxq", CTLFLAG_RD, 5934 &vi->nrxq, 0, "# of rx queues"); 5935 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "ntxq", CTLFLAG_RD, 5936 &vi->ntxq, 0, "# of tx queues"); 5937 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_rxq", CTLFLAG_RD, 5938 &vi->first_rxq, 0, "index of first rx queue"); 5939 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_txq", CTLFLAG_RD, 5940 &vi->first_txq, 0, "index of first tx queue"); 5941 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "rss_size", CTLFLAG_RD, NULL, 5942 vi->rss_size, "size of RSS indirection table"); 5943 5944 if (IS_MAIN_VI(vi)) { 5945 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rsrv_noflowq", 5946 CTLTYPE_INT | CTLFLAG_RW, vi, 0, sysctl_noflowq, "IU", 5947 "Reserve queue 0 for non-flowid packets"); 5948 } 5949 5950 #ifdef TCP_OFFLOAD 5951 if (vi->nofldrxq != 0) { 5952 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nofldrxq", CTLFLAG_RD, 5953 &vi->nofldrxq, 0, 5954 "# of rx queues for offloaded TCP connections"); 5955 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nofldtxq", CTLFLAG_RD, 5956 &vi->nofldtxq, 0, 5957 "# of tx queues for offloaded TCP connections"); 5958 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_ofld_rxq", 5959 CTLFLAG_RD, &vi->first_ofld_rxq, 0, 5960 "index of first TOE rx queue"); 5961 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_ofld_txq", 5962 CTLFLAG_RD, &vi->first_ofld_txq, 0, 5963 "index of first TOE tx queue"); 5964 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_tmr_idx_ofld", 5965 CTLTYPE_INT | CTLFLAG_RW, vi, 0, 5966 sysctl_holdoff_tmr_idx_ofld, "I", 5967 "holdoff timer index for TOE queues"); 5968 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_pktc_idx_ofld", 5969 CTLTYPE_INT | CTLFLAG_RW, vi, 0, 5970 sysctl_holdoff_pktc_idx_ofld, "I", 5971 "holdoff packet counter index for TOE queues"); 5972 } 5973 #endif 5974 #ifdef DEV_NETMAP 5975 if (vi->nnmrxq != 0) { 5976 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nnmrxq", CTLFLAG_RD, 5977 &vi->nnmrxq, 0, "# of netmap rx queues"); 5978 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nnmtxq", CTLFLAG_RD, 5979 &vi->nnmtxq, 0, "# of netmap tx queues"); 5980 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_nm_rxq", 5981 CTLFLAG_RD, &vi->first_nm_rxq, 0, 5982 "index of first netmap rx queue"); 5983 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_nm_txq", 5984 CTLFLAG_RD, &vi->first_nm_txq, 0, 5985 "index of first netmap tx queue"); 5986 } 5987 #endif 5988 5989 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_tmr_idx", 5990 CTLTYPE_INT | CTLFLAG_RW, vi, 0, sysctl_holdoff_tmr_idx, "I", 5991 "holdoff timer index"); 5992 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_pktc_idx", 5993 CTLTYPE_INT | CTLFLAG_RW, vi, 0, sysctl_holdoff_pktc_idx, "I", 5994 "holdoff packet counter index"); 5995 5996 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "qsize_rxq", 5997 CTLTYPE_INT | CTLFLAG_RW, vi, 0, sysctl_qsize_rxq, "I", 5998 "rx queue size"); 5999 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "qsize_txq", 6000 CTLTYPE_INT | CTLFLAG_RW, vi, 0, sysctl_qsize_txq, "I", 6001 "tx queue size"); 6002 } 6003 6004 static void 6005 cxgbe_sysctls(struct port_info *pi) 6006 { 6007 struct sysctl_ctx_list *ctx; 6008 struct sysctl_oid *oid; 6009 struct sysctl_oid_list *children, *children2; 6010 struct adapter *sc = pi->adapter; 6011 int i; 6012 char name[16]; 6013 static char *tc_flags = {"\20\1USER\2SYNC\3ASYNC\4ERR"}; 6014 6015 ctx = device_get_sysctl_ctx(pi->dev); 6016 6017 /* 6018 * dev.cxgbe.X. 6019 */ 6020 oid = device_get_sysctl_tree(pi->dev); 6021 children = SYSCTL_CHILDREN(oid); 6022 6023 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "linkdnrc", CTLTYPE_STRING | 6024 CTLFLAG_RD, pi, 0, sysctl_linkdnrc, "A", "reason why link is down"); 6025 if (pi->port_type == FW_PORT_TYPE_BT_XAUI) { 6026 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "temperature", 6027 CTLTYPE_INT | CTLFLAG_RD, pi, 0, sysctl_btphy, "I", 6028 "PHY temperature (in Celsius)"); 6029 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "fw_version", 6030 CTLTYPE_INT | CTLFLAG_RD, pi, 1, sysctl_btphy, "I", 6031 "PHY firmware version"); 6032 } 6033 6034 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "pause_settings", 6035 CTLTYPE_STRING | CTLFLAG_RW, pi, 0, sysctl_pause_settings, "A", 6036 "PAUSE settings (bit 0 = rx_pause, bit 1 = tx_pause)"); 6037 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "fec", 6038 CTLTYPE_STRING | CTLFLAG_RW, pi, 0, sysctl_fec, "A", 6039 "Forward Error Correction (bit 0 = RS, bit 1 = BASER_RS)"); 6040 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "autoneg", 6041 CTLTYPE_INT | CTLFLAG_RW, pi, 0, sysctl_autoneg, "I", 6042 "autonegotiation (-1 = not supported)"); 6043 6044 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "max_speed", CTLFLAG_RD, NULL, 6045 port_top_speed(pi), "max speed (in Gbps)"); 6046 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "mps_bg_map", CTLFLAG_RD, NULL, 6047 pi->mps_bg_map, "MPS buffer group map"); 6048 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "rx_e_chan_map", CTLFLAG_RD, 6049 NULL, pi->rx_e_chan_map, "TP rx e-channel map"); 6050 6051 if (sc->flags & IS_VF) 6052 return; 6053 6054 /* 6055 * dev.(cxgbe|cxl).X.tc. 6056 */ 6057 oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "tc", CTLFLAG_RD, NULL, 6058 "Tx scheduler traffic classes (cl_rl)"); 6059 children2 = SYSCTL_CHILDREN(oid); 6060 SYSCTL_ADD_UINT(ctx, children2, OID_AUTO, "pktsize", 6061 CTLFLAG_RW, &pi->sched_params->pktsize, 0, 6062 "pktsize for per-flow cl-rl (0 means up to the driver )"); 6063 SYSCTL_ADD_UINT(ctx, children2, OID_AUTO, "burstsize", 6064 CTLFLAG_RW, &pi->sched_params->burstsize, 0, 6065 "burstsize for per-flow cl-rl (0 means up to the driver)"); 6066 for (i = 0; i < sc->chip_params->nsched_cls; i++) { 6067 struct tx_cl_rl_params *tc = &pi->sched_params->cl_rl[i]; 6068 6069 snprintf(name, sizeof(name), "%d", i); 6070 children2 = SYSCTL_CHILDREN(SYSCTL_ADD_NODE(ctx, 6071 SYSCTL_CHILDREN(oid), OID_AUTO, name, CTLFLAG_RD, NULL, 6072 "traffic class")); 6073 SYSCTL_ADD_PROC(ctx, children2, OID_AUTO, "flags", 6074 CTLTYPE_STRING | CTLFLAG_RD, tc_flags, (uintptr_t)&tc->flags, 6075 sysctl_bitfield_8b, "A", "flags"); 6076 SYSCTL_ADD_UINT(ctx, children2, OID_AUTO, "refcount", 6077 CTLFLAG_RD, &tc->refcount, 0, "references to this class"); 6078 SYSCTL_ADD_PROC(ctx, children2, OID_AUTO, "params", 6079 CTLTYPE_STRING | CTLFLAG_RD, sc, (pi->port_id << 16) | i, 6080 sysctl_tc_params, "A", "traffic class parameters"); 6081 } 6082 6083 /* 6084 * dev.cxgbe.X.stats. 6085 */ 6086 oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats", CTLFLAG_RD, 6087 NULL, "port statistics"); 6088 children = SYSCTL_CHILDREN(oid); 6089 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "tx_parse_error", CTLFLAG_RD, 6090 &pi->tx_parse_error, 0, 6091 "# of tx packets with invalid length or # of segments"); 6092 6093 #define SYSCTL_ADD_T4_REG64(pi, name, desc, reg) \ 6094 SYSCTL_ADD_OID(ctx, children, OID_AUTO, name, \ 6095 CTLTYPE_U64 | CTLFLAG_RD, sc, reg, \ 6096 sysctl_handle_t4_reg64, "QU", desc) 6097 6098 SYSCTL_ADD_T4_REG64(pi, "tx_octets", "# of octets in good frames", 6099 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_BYTES_L)); 6100 SYSCTL_ADD_T4_REG64(pi, "tx_frames", "total # of good frames", 6101 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_FRAMES_L)); 6102 SYSCTL_ADD_T4_REG64(pi, "tx_bcast_frames", "# of broadcast frames", 6103 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_BCAST_L)); 6104 SYSCTL_ADD_T4_REG64(pi, "tx_mcast_frames", "# of multicast frames", 6105 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_MCAST_L)); 6106 SYSCTL_ADD_T4_REG64(pi, "tx_ucast_frames", "# of unicast frames", 6107 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_UCAST_L)); 6108 SYSCTL_ADD_T4_REG64(pi, "tx_error_frames", "# of error frames", 6109 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_ERROR_L)); 6110 SYSCTL_ADD_T4_REG64(pi, "tx_frames_64", 6111 "# of tx frames in this range", 6112 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_64B_L)); 6113 SYSCTL_ADD_T4_REG64(pi, "tx_frames_65_127", 6114 "# of tx frames in this range", 6115 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_65B_127B_L)); 6116 SYSCTL_ADD_T4_REG64(pi, "tx_frames_128_255", 6117 "# of tx frames in this range", 6118 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_128B_255B_L)); 6119 SYSCTL_ADD_T4_REG64(pi, "tx_frames_256_511", 6120 "# of tx frames in this range", 6121 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_256B_511B_L)); 6122 SYSCTL_ADD_T4_REG64(pi, "tx_frames_512_1023", 6123 "# of tx frames in this range", 6124 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_512B_1023B_L)); 6125 SYSCTL_ADD_T4_REG64(pi, "tx_frames_1024_1518", 6126 "# of tx frames in this range", 6127 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_1024B_1518B_L)); 6128 SYSCTL_ADD_T4_REG64(pi, "tx_frames_1519_max", 6129 "# of tx frames in this range", 6130 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_1519B_MAX_L)); 6131 SYSCTL_ADD_T4_REG64(pi, "tx_drop", "# of dropped tx frames", 6132 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_DROP_L)); 6133 SYSCTL_ADD_T4_REG64(pi, "tx_pause", "# of pause frames transmitted", 6134 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_PAUSE_L)); 6135 SYSCTL_ADD_T4_REG64(pi, "tx_ppp0", "# of PPP prio 0 frames transmitted", 6136 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_PPP0_L)); 6137 SYSCTL_ADD_T4_REG64(pi, "tx_ppp1", "# of PPP prio 1 frames transmitted", 6138 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_PPP1_L)); 6139 SYSCTL_ADD_T4_REG64(pi, "tx_ppp2", "# of PPP prio 2 frames transmitted", 6140 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_PPP2_L)); 6141 SYSCTL_ADD_T4_REG64(pi, "tx_ppp3", "# of PPP prio 3 frames transmitted", 6142 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_PPP3_L)); 6143 SYSCTL_ADD_T4_REG64(pi, "tx_ppp4", "# of PPP prio 4 frames transmitted", 6144 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_PPP4_L)); 6145 SYSCTL_ADD_T4_REG64(pi, "tx_ppp5", "# of PPP prio 5 frames transmitted", 6146 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_PPP5_L)); 6147 SYSCTL_ADD_T4_REG64(pi, "tx_ppp6", "# of PPP prio 6 frames transmitted", 6148 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_PPP6_L)); 6149 SYSCTL_ADD_T4_REG64(pi, "tx_ppp7", "# of PPP prio 7 frames transmitted", 6150 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_TX_PORT_PPP7_L)); 6151 6152 SYSCTL_ADD_T4_REG64(pi, "rx_octets", "# of octets in good frames", 6153 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_BYTES_L)); 6154 SYSCTL_ADD_T4_REG64(pi, "rx_frames", "total # of good frames", 6155 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_FRAMES_L)); 6156 SYSCTL_ADD_T4_REG64(pi, "rx_bcast_frames", "# of broadcast frames", 6157 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_BCAST_L)); 6158 SYSCTL_ADD_T4_REG64(pi, "rx_mcast_frames", "# of multicast frames", 6159 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_MCAST_L)); 6160 SYSCTL_ADD_T4_REG64(pi, "rx_ucast_frames", "# of unicast frames", 6161 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_UCAST_L)); 6162 SYSCTL_ADD_T4_REG64(pi, "rx_too_long", "# of frames exceeding MTU", 6163 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_MTU_ERROR_L)); 6164 SYSCTL_ADD_T4_REG64(pi, "rx_jabber", "# of jabber frames", 6165 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_MTU_CRC_ERROR_L)); 6166 SYSCTL_ADD_T4_REG64(pi, "rx_fcs_err", 6167 "# of frames received with bad FCS", 6168 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_CRC_ERROR_L)); 6169 SYSCTL_ADD_T4_REG64(pi, "rx_len_err", 6170 "# of frames received with length error", 6171 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_LEN_ERROR_L)); 6172 SYSCTL_ADD_T4_REG64(pi, "rx_symbol_err", "symbol errors", 6173 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_SYM_ERROR_L)); 6174 SYSCTL_ADD_T4_REG64(pi, "rx_runt", "# of short frames received", 6175 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_LESS_64B_L)); 6176 SYSCTL_ADD_T4_REG64(pi, "rx_frames_64", 6177 "# of rx frames in this range", 6178 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_64B_L)); 6179 SYSCTL_ADD_T4_REG64(pi, "rx_frames_65_127", 6180 "# of rx frames in this range", 6181 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_65B_127B_L)); 6182 SYSCTL_ADD_T4_REG64(pi, "rx_frames_128_255", 6183 "# of rx frames in this range", 6184 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_128B_255B_L)); 6185 SYSCTL_ADD_T4_REG64(pi, "rx_frames_256_511", 6186 "# of rx frames in this range", 6187 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_256B_511B_L)); 6188 SYSCTL_ADD_T4_REG64(pi, "rx_frames_512_1023", 6189 "# of rx frames in this range", 6190 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_512B_1023B_L)); 6191 SYSCTL_ADD_T4_REG64(pi, "rx_frames_1024_1518", 6192 "# of rx frames in this range", 6193 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_1024B_1518B_L)); 6194 SYSCTL_ADD_T4_REG64(pi, "rx_frames_1519_max", 6195 "# of rx frames in this range", 6196 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_1519B_MAX_L)); 6197 SYSCTL_ADD_T4_REG64(pi, "rx_pause", "# of pause frames received", 6198 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_PAUSE_L)); 6199 SYSCTL_ADD_T4_REG64(pi, "rx_ppp0", "# of PPP prio 0 frames received", 6200 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_PPP0_L)); 6201 SYSCTL_ADD_T4_REG64(pi, "rx_ppp1", "# of PPP prio 1 frames received", 6202 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_PPP1_L)); 6203 SYSCTL_ADD_T4_REG64(pi, "rx_ppp2", "# of PPP prio 2 frames received", 6204 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_PPP2_L)); 6205 SYSCTL_ADD_T4_REG64(pi, "rx_ppp3", "# of PPP prio 3 frames received", 6206 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_PPP3_L)); 6207 SYSCTL_ADD_T4_REG64(pi, "rx_ppp4", "# of PPP prio 4 frames received", 6208 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_PPP4_L)); 6209 SYSCTL_ADD_T4_REG64(pi, "rx_ppp5", "# of PPP prio 5 frames received", 6210 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_PPP5_L)); 6211 SYSCTL_ADD_T4_REG64(pi, "rx_ppp6", "# of PPP prio 6 frames received", 6212 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_PPP6_L)); 6213 SYSCTL_ADD_T4_REG64(pi, "rx_ppp7", "# of PPP prio 7 frames received", 6214 PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_PPP7_L)); 6215 6216 #undef SYSCTL_ADD_T4_REG64 6217 6218 #define SYSCTL_ADD_T4_PORTSTAT(name, desc) \ 6219 SYSCTL_ADD_UQUAD(ctx, children, OID_AUTO, #name, CTLFLAG_RD, \ 6220 &pi->stats.name, desc) 6221 6222 /* We get these from port_stats and they may be stale by up to 1s */ 6223 SYSCTL_ADD_T4_PORTSTAT(rx_ovflow0, 6224 "# drops due to buffer-group 0 overflows"); 6225 SYSCTL_ADD_T4_PORTSTAT(rx_ovflow1, 6226 "# drops due to buffer-group 1 overflows"); 6227 SYSCTL_ADD_T4_PORTSTAT(rx_ovflow2, 6228 "# drops due to buffer-group 2 overflows"); 6229 SYSCTL_ADD_T4_PORTSTAT(rx_ovflow3, 6230 "# drops due to buffer-group 3 overflows"); 6231 SYSCTL_ADD_T4_PORTSTAT(rx_trunc0, 6232 "# of buffer-group 0 truncated packets"); 6233 SYSCTL_ADD_T4_PORTSTAT(rx_trunc1, 6234 "# of buffer-group 1 truncated packets"); 6235 SYSCTL_ADD_T4_PORTSTAT(rx_trunc2, 6236 "# of buffer-group 2 truncated packets"); 6237 SYSCTL_ADD_T4_PORTSTAT(rx_trunc3, 6238 "# of buffer-group 3 truncated packets"); 6239 6240 #undef SYSCTL_ADD_T4_PORTSTAT 6241 6242 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO, "tx_tls_records", 6243 CTLFLAG_RD, &pi->tx_tls_records, 6244 "# of TLS records transmitted"); 6245 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO, "tx_tls_octets", 6246 CTLFLAG_RD, &pi->tx_tls_octets, 6247 "# of payload octets in transmitted TLS records"); 6248 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO, "rx_tls_records", 6249 CTLFLAG_RD, &pi->rx_tls_records, 6250 "# of TLS records received"); 6251 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO, "rx_tls_octets", 6252 CTLFLAG_RD, &pi->rx_tls_octets, 6253 "# of payload octets in received TLS records"); 6254 } 6255 6256 static int 6257 sysctl_int_array(SYSCTL_HANDLER_ARGS) 6258 { 6259 int rc, *i, space = 0; 6260 struct sbuf sb; 6261 6262 sbuf_new_for_sysctl(&sb, NULL, 64, req); 6263 for (i = arg1; arg2; arg2 -= sizeof(int), i++) { 6264 if (space) 6265 sbuf_printf(&sb, " "); 6266 sbuf_printf(&sb, "%d", *i); 6267 space = 1; 6268 } 6269 rc = sbuf_finish(&sb); 6270 sbuf_delete(&sb); 6271 return (rc); 6272 } 6273 6274 static int 6275 sysctl_bitfield_8b(SYSCTL_HANDLER_ARGS) 6276 { 6277 int rc; 6278 struct sbuf *sb; 6279 6280 rc = sysctl_wire_old_buffer(req, 0); 6281 if (rc != 0) 6282 return(rc); 6283 6284 sb = sbuf_new_for_sysctl(NULL, NULL, 128, req); 6285 if (sb == NULL) 6286 return (ENOMEM); 6287 6288 sbuf_printf(sb, "%b", *(uint8_t *)(uintptr_t)arg2, (char *)arg1); 6289 rc = sbuf_finish(sb); 6290 sbuf_delete(sb); 6291 6292 return (rc); 6293 } 6294 6295 static int 6296 sysctl_bitfield_16b(SYSCTL_HANDLER_ARGS) 6297 { 6298 int rc; 6299 struct sbuf *sb; 6300 6301 rc = sysctl_wire_old_buffer(req, 0); 6302 if (rc != 0) 6303 return(rc); 6304 6305 sb = sbuf_new_for_sysctl(NULL, NULL, 128, req); 6306 if (sb == NULL) 6307 return (ENOMEM); 6308 6309 sbuf_printf(sb, "%b", *(uint16_t *)(uintptr_t)arg2, (char *)arg1); 6310 rc = sbuf_finish(sb); 6311 sbuf_delete(sb); 6312 6313 return (rc); 6314 } 6315 6316 static int 6317 sysctl_btphy(SYSCTL_HANDLER_ARGS) 6318 { 6319 struct port_info *pi = arg1; 6320 int op = arg2; 6321 struct adapter *sc = pi->adapter; 6322 u_int v; 6323 int rc; 6324 6325 rc = begin_synchronized_op(sc, &pi->vi[0], SLEEP_OK | INTR_OK, "t4btt"); 6326 if (rc) 6327 return (rc); 6328 /* XXX: magic numbers */ 6329 rc = -t4_mdio_rd(sc, sc->mbox, pi->mdio_addr, 0x1e, op ? 0x20 : 0xc820, 6330 &v); 6331 end_synchronized_op(sc, 0); 6332 if (rc) 6333 return (rc); 6334 if (op == 0) 6335 v /= 256; 6336 6337 rc = sysctl_handle_int(oidp, &v, 0, req); 6338 return (rc); 6339 } 6340 6341 static int 6342 sysctl_noflowq(SYSCTL_HANDLER_ARGS) 6343 { 6344 struct vi_info *vi = arg1; 6345 int rc, val; 6346 6347 val = vi->rsrv_noflowq; 6348 rc = sysctl_handle_int(oidp, &val, 0, req); 6349 if (rc != 0 || req->newptr == NULL) 6350 return (rc); 6351 6352 if ((val >= 1) && (vi->ntxq > 1)) 6353 vi->rsrv_noflowq = 1; 6354 else 6355 vi->rsrv_noflowq = 0; 6356 6357 return (rc); 6358 } 6359 6360 static int 6361 sysctl_holdoff_tmr_idx(SYSCTL_HANDLER_ARGS) 6362 { 6363 struct vi_info *vi = arg1; 6364 struct adapter *sc = vi->pi->adapter; 6365 int idx, rc, i; 6366 struct sge_rxq *rxq; 6367 uint8_t v; 6368 6369 idx = vi->tmr_idx; 6370 6371 rc = sysctl_handle_int(oidp, &idx, 0, req); 6372 if (rc != 0 || req->newptr == NULL) 6373 return (rc); 6374 6375 if (idx < 0 || idx >= SGE_NTIMERS) 6376 return (EINVAL); 6377 6378 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 6379 "t4tmr"); 6380 if (rc) 6381 return (rc); 6382 6383 v = V_QINTR_TIMER_IDX(idx) | V_QINTR_CNT_EN(vi->pktc_idx != -1); 6384 for_each_rxq(vi, i, rxq) { 6385 #ifdef atomic_store_rel_8 6386 atomic_store_rel_8(&rxq->iq.intr_params, v); 6387 #else 6388 rxq->iq.intr_params = v; 6389 #endif 6390 } 6391 vi->tmr_idx = idx; 6392 6393 end_synchronized_op(sc, LOCK_HELD); 6394 return (0); 6395 } 6396 6397 static int 6398 sysctl_holdoff_pktc_idx(SYSCTL_HANDLER_ARGS) 6399 { 6400 struct vi_info *vi = arg1; 6401 struct adapter *sc = vi->pi->adapter; 6402 int idx, rc; 6403 6404 idx = vi->pktc_idx; 6405 6406 rc = sysctl_handle_int(oidp, &idx, 0, req); 6407 if (rc != 0 || req->newptr == NULL) 6408 return (rc); 6409 6410 if (idx < -1 || idx >= SGE_NCOUNTERS) 6411 return (EINVAL); 6412 6413 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 6414 "t4pktc"); 6415 if (rc) 6416 return (rc); 6417 6418 if (vi->flags & VI_INIT_DONE) 6419 rc = EBUSY; /* cannot be changed once the queues are created */ 6420 else 6421 vi->pktc_idx = idx; 6422 6423 end_synchronized_op(sc, LOCK_HELD); 6424 return (rc); 6425 } 6426 6427 static int 6428 sysctl_qsize_rxq(SYSCTL_HANDLER_ARGS) 6429 { 6430 struct vi_info *vi = arg1; 6431 struct adapter *sc = vi->pi->adapter; 6432 int qsize, rc; 6433 6434 qsize = vi->qsize_rxq; 6435 6436 rc = sysctl_handle_int(oidp, &qsize, 0, req); 6437 if (rc != 0 || req->newptr == NULL) 6438 return (rc); 6439 6440 if (qsize < 128 || (qsize & 7)) 6441 return (EINVAL); 6442 6443 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 6444 "t4rxqs"); 6445 if (rc) 6446 return (rc); 6447 6448 if (vi->flags & VI_INIT_DONE) 6449 rc = EBUSY; /* cannot be changed once the queues are created */ 6450 else 6451 vi->qsize_rxq = qsize; 6452 6453 end_synchronized_op(sc, LOCK_HELD); 6454 return (rc); 6455 } 6456 6457 static int 6458 sysctl_qsize_txq(SYSCTL_HANDLER_ARGS) 6459 { 6460 struct vi_info *vi = arg1; 6461 struct adapter *sc = vi->pi->adapter; 6462 int qsize, rc; 6463 6464 qsize = vi->qsize_txq; 6465 6466 rc = sysctl_handle_int(oidp, &qsize, 0, req); 6467 if (rc != 0 || req->newptr == NULL) 6468 return (rc); 6469 6470 if (qsize < 128 || qsize > 65536) 6471 return (EINVAL); 6472 6473 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 6474 "t4txqs"); 6475 if (rc) 6476 return (rc); 6477 6478 if (vi->flags & VI_INIT_DONE) 6479 rc = EBUSY; /* cannot be changed once the queues are created */ 6480 else 6481 vi->qsize_txq = qsize; 6482 6483 end_synchronized_op(sc, LOCK_HELD); 6484 return (rc); 6485 } 6486 6487 static int 6488 sysctl_pause_settings(SYSCTL_HANDLER_ARGS) 6489 { 6490 struct port_info *pi = arg1; 6491 struct adapter *sc = pi->adapter; 6492 struct link_config *lc = &pi->link_cfg; 6493 int rc; 6494 6495 if (req->newptr == NULL) { 6496 struct sbuf *sb; 6497 static char *bits = "\20\1PAUSE_RX\2PAUSE_TX"; 6498 6499 rc = sysctl_wire_old_buffer(req, 0); 6500 if (rc != 0) 6501 return(rc); 6502 6503 sb = sbuf_new_for_sysctl(NULL, NULL, 128, req); 6504 if (sb == NULL) 6505 return (ENOMEM); 6506 6507 sbuf_printf(sb, "%b", lc->fc & (PAUSE_TX | PAUSE_RX), bits); 6508 rc = sbuf_finish(sb); 6509 sbuf_delete(sb); 6510 } else { 6511 char s[2]; 6512 int n; 6513 6514 s[0] = '0' + (lc->requested_fc & (PAUSE_TX | PAUSE_RX)); 6515 s[1] = 0; 6516 6517 rc = sysctl_handle_string(oidp, s, sizeof(s), req); 6518 if (rc != 0) 6519 return(rc); 6520 6521 if (s[1] != 0) 6522 return (EINVAL); 6523 if (s[0] < '0' || s[0] > '9') 6524 return (EINVAL); /* not a number */ 6525 n = s[0] - '0'; 6526 if (n & ~(PAUSE_TX | PAUSE_RX)) 6527 return (EINVAL); /* some other bit is set too */ 6528 6529 rc = begin_synchronized_op(sc, &pi->vi[0], SLEEP_OK | INTR_OK, 6530 "t4PAUSE"); 6531 if (rc) 6532 return (rc); 6533 PORT_LOCK(pi); 6534 if ((lc->requested_fc & (PAUSE_TX | PAUSE_RX)) != n) { 6535 lc->requested_fc &= ~(PAUSE_TX | PAUSE_RX); 6536 lc->requested_fc |= n; 6537 rc = -t4_link_l1cfg(sc, sc->mbox, pi->tx_chan, lc); 6538 if (rc == 0) { 6539 lc->fc = lc->requested_fc; 6540 set_current_media(pi, &pi->media); 6541 } 6542 } 6543 PORT_UNLOCK(pi); 6544 end_synchronized_op(sc, 0); 6545 } 6546 6547 return (rc); 6548 } 6549 6550 static int 6551 sysctl_fec(SYSCTL_HANDLER_ARGS) 6552 { 6553 struct port_info *pi = arg1; 6554 struct adapter *sc = pi->adapter; 6555 struct link_config *lc = &pi->link_cfg; 6556 int rc; 6557 6558 if (req->newptr == NULL) { 6559 struct sbuf *sb; 6560 static char *bits = "\20\1RS\2BASER_RS\3RESERVED"; 6561 6562 rc = sysctl_wire_old_buffer(req, 0); 6563 if (rc != 0) 6564 return(rc); 6565 6566 sb = sbuf_new_for_sysctl(NULL, NULL, 128, req); 6567 if (sb == NULL) 6568 return (ENOMEM); 6569 6570 sbuf_printf(sb, "%b", lc->fec & M_FW_PORT_CAP_FEC, bits); 6571 rc = sbuf_finish(sb); 6572 sbuf_delete(sb); 6573 } else { 6574 char s[2]; 6575 int n; 6576 6577 s[0] = '0' + (lc->requested_fec & M_FW_PORT_CAP_FEC); 6578 s[1] = 0; 6579 6580 rc = sysctl_handle_string(oidp, s, sizeof(s), req); 6581 if (rc != 0) 6582 return(rc); 6583 6584 if (s[1] != 0) 6585 return (EINVAL); 6586 if (s[0] < '0' || s[0] > '9') 6587 return (EINVAL); /* not a number */ 6588 n = s[0] - '0'; 6589 if (n & ~M_FW_PORT_CAP_FEC) 6590 return (EINVAL); /* some other bit is set too */ 6591 if (!powerof2(n)) 6592 return (EINVAL); /* one bit can be set at most */ 6593 6594 rc = begin_synchronized_op(sc, &pi->vi[0], SLEEP_OK | INTR_OK, 6595 "t4fec"); 6596 if (rc) 6597 return (rc); 6598 PORT_LOCK(pi); 6599 if ((lc->requested_fec & M_FW_PORT_CAP_FEC) != n) { 6600 lc->requested_fec = n & 6601 G_FW_PORT_CAP_FEC(lc->supported); 6602 rc = -t4_link_l1cfg(sc, sc->mbox, pi->tx_chan, lc); 6603 if (rc == 0) { 6604 lc->fec = lc->requested_fec; 6605 } 6606 } 6607 PORT_UNLOCK(pi); 6608 end_synchronized_op(sc, 0); 6609 } 6610 6611 return (rc); 6612 } 6613 6614 static int 6615 sysctl_autoneg(SYSCTL_HANDLER_ARGS) 6616 { 6617 struct port_info *pi = arg1; 6618 struct adapter *sc = pi->adapter; 6619 struct link_config *lc = &pi->link_cfg; 6620 int rc, val, old; 6621 6622 if (lc->supported & FW_PORT_CAP_ANEG) 6623 val = lc->requested_aneg == AUTONEG_ENABLE ? 1 : 0; 6624 else 6625 val = -1; 6626 rc = sysctl_handle_int(oidp, &val, 0, req); 6627 if (rc != 0 || req->newptr == NULL) 6628 return (rc); 6629 if (val == 0) 6630 val = AUTONEG_DISABLE; 6631 else if (val == 1) 6632 val = AUTONEG_ENABLE; 6633 else 6634 return (EINVAL); 6635 6636 rc = begin_synchronized_op(sc, &pi->vi[0], SLEEP_OK | INTR_OK, 6637 "t4aneg"); 6638 if (rc) 6639 return (rc); 6640 PORT_LOCK(pi); 6641 if ((lc->supported & FW_PORT_CAP_ANEG) == 0) { 6642 rc = ENOTSUP; 6643 goto done; 6644 } 6645 if (lc->requested_aneg == val) { 6646 rc = 0; /* no change, do nothing. */ 6647 goto done; 6648 } 6649 old = lc->requested_aneg; 6650 lc->requested_aneg = val; 6651 rc = -t4_link_l1cfg(sc, sc->mbox, pi->tx_chan, lc); 6652 if (rc != 0) 6653 lc->requested_aneg = old; 6654 else 6655 set_current_media(pi, &pi->media); 6656 done: 6657 PORT_UNLOCK(pi); 6658 end_synchronized_op(sc, 0); 6659 return (rc); 6660 } 6661 6662 static int 6663 sysctl_handle_t4_reg64(SYSCTL_HANDLER_ARGS) 6664 { 6665 struct adapter *sc = arg1; 6666 int reg = arg2; 6667 uint64_t val; 6668 6669 val = t4_read_reg64(sc, reg); 6670 6671 return (sysctl_handle_64(oidp, &val, 0, req)); 6672 } 6673 6674 static int 6675 sysctl_temperature(SYSCTL_HANDLER_ARGS) 6676 { 6677 struct adapter *sc = arg1; 6678 int rc, t; 6679 uint32_t param, val; 6680 6681 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4temp"); 6682 if (rc) 6683 return (rc); 6684 param = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | 6685 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_DIAG) | 6686 V_FW_PARAMS_PARAM_Y(FW_PARAM_DEV_DIAG_TMP); 6687 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 6688 end_synchronized_op(sc, 0); 6689 if (rc) 6690 return (rc); 6691 6692 /* unknown is returned as 0 but we display -1 in that case */ 6693 t = val == 0 ? -1 : val; 6694 6695 rc = sysctl_handle_int(oidp, &t, 0, req); 6696 return (rc); 6697 } 6698 6699 static int 6700 sysctl_loadavg(SYSCTL_HANDLER_ARGS) 6701 { 6702 struct adapter *sc = arg1; 6703 struct sbuf *sb; 6704 int rc; 6705 uint32_t param, val; 6706 6707 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4lavg"); 6708 if (rc) 6709 return (rc); 6710 param = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | 6711 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_LOAD); 6712 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 6713 end_synchronized_op(sc, 0); 6714 if (rc) 6715 return (rc); 6716 6717 rc = sysctl_wire_old_buffer(req, 0); 6718 if (rc != 0) 6719 return (rc); 6720 6721 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 6722 if (sb == NULL) 6723 return (ENOMEM); 6724 6725 if (val == 0xffffffff) { 6726 /* Only debug and custom firmwares report load averages. */ 6727 sbuf_printf(sb, "not available"); 6728 } else { 6729 sbuf_printf(sb, "%d %d %d", val & 0xff, (val >> 8) & 0xff, 6730 (val >> 16) & 0xff); 6731 } 6732 rc = sbuf_finish(sb); 6733 sbuf_delete(sb); 6734 6735 return (rc); 6736 } 6737 6738 static int 6739 sysctl_cctrl(SYSCTL_HANDLER_ARGS) 6740 { 6741 struct adapter *sc = arg1; 6742 struct sbuf *sb; 6743 int rc, i; 6744 uint16_t incr[NMTUS][NCCTRL_WIN]; 6745 static const char *dec_fac[] = { 6746 "0.5", "0.5625", "0.625", "0.6875", "0.75", "0.8125", "0.875", 6747 "0.9375" 6748 }; 6749 6750 rc = sysctl_wire_old_buffer(req, 0); 6751 if (rc != 0) 6752 return (rc); 6753 6754 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 6755 if (sb == NULL) 6756 return (ENOMEM); 6757 6758 t4_read_cong_tbl(sc, incr); 6759 6760 for (i = 0; i < NCCTRL_WIN; ++i) { 6761 sbuf_printf(sb, "%2d: %4u %4u %4u %4u %4u %4u %4u %4u\n", i, 6762 incr[0][i], incr[1][i], incr[2][i], incr[3][i], incr[4][i], 6763 incr[5][i], incr[6][i], incr[7][i]); 6764 sbuf_printf(sb, "%8u %4u %4u %4u %4u %4u %4u %4u %5u %s\n", 6765 incr[8][i], incr[9][i], incr[10][i], incr[11][i], 6766 incr[12][i], incr[13][i], incr[14][i], incr[15][i], 6767 sc->params.a_wnd[i], dec_fac[sc->params.b_wnd[i]]); 6768 } 6769 6770 rc = sbuf_finish(sb); 6771 sbuf_delete(sb); 6772 6773 return (rc); 6774 } 6775 6776 static const char *qname[CIM_NUM_IBQ + CIM_NUM_OBQ_T5] = { 6777 "TP0", "TP1", "ULP", "SGE0", "SGE1", "NC-SI", /* ibq's */ 6778 "ULP0", "ULP1", "ULP2", "ULP3", "SGE", "NC-SI", /* obq's */ 6779 "SGE0-RX", "SGE1-RX" /* additional obq's (T5 onwards) */ 6780 }; 6781 6782 static int 6783 sysctl_cim_ibq_obq(SYSCTL_HANDLER_ARGS) 6784 { 6785 struct adapter *sc = arg1; 6786 struct sbuf *sb; 6787 int rc, i, n, qid = arg2; 6788 uint32_t *buf, *p; 6789 char *qtype; 6790 u_int cim_num_obq = sc->chip_params->cim_num_obq; 6791 6792 KASSERT(qid >= 0 && qid < CIM_NUM_IBQ + cim_num_obq, 6793 ("%s: bad qid %d\n", __func__, qid)); 6794 6795 if (qid < CIM_NUM_IBQ) { 6796 /* inbound queue */ 6797 qtype = "IBQ"; 6798 n = 4 * CIM_IBQ_SIZE; 6799 buf = malloc(n * sizeof(uint32_t), M_CXGBE, M_ZERO | M_WAITOK); 6800 rc = t4_read_cim_ibq(sc, qid, buf, n); 6801 } else { 6802 /* outbound queue */ 6803 qtype = "OBQ"; 6804 qid -= CIM_NUM_IBQ; 6805 n = 4 * cim_num_obq * CIM_OBQ_SIZE; 6806 buf = malloc(n * sizeof(uint32_t), M_CXGBE, M_ZERO | M_WAITOK); 6807 rc = t4_read_cim_obq(sc, qid, buf, n); 6808 } 6809 6810 if (rc < 0) { 6811 rc = -rc; 6812 goto done; 6813 } 6814 n = rc * sizeof(uint32_t); /* rc has # of words actually read */ 6815 6816 rc = sysctl_wire_old_buffer(req, 0); 6817 if (rc != 0) 6818 goto done; 6819 6820 sb = sbuf_new_for_sysctl(NULL, NULL, PAGE_SIZE, req); 6821 if (sb == NULL) { 6822 rc = ENOMEM; 6823 goto done; 6824 } 6825 6826 sbuf_printf(sb, "%s%d %s", qtype , qid, qname[arg2]); 6827 for (i = 0, p = buf; i < n; i += 16, p += 4) 6828 sbuf_printf(sb, "\n%#06x: %08x %08x %08x %08x", i, p[0], p[1], 6829 p[2], p[3]); 6830 6831 rc = sbuf_finish(sb); 6832 sbuf_delete(sb); 6833 done: 6834 free(buf, M_CXGBE); 6835 return (rc); 6836 } 6837 6838 static int 6839 sysctl_cim_la(SYSCTL_HANDLER_ARGS) 6840 { 6841 struct adapter *sc = arg1; 6842 u_int cfg; 6843 struct sbuf *sb; 6844 uint32_t *buf, *p; 6845 int rc; 6846 6847 MPASS(chip_id(sc) <= CHELSIO_T5); 6848 6849 rc = -t4_cim_read(sc, A_UP_UP_DBG_LA_CFG, 1, &cfg); 6850 if (rc != 0) 6851 return (rc); 6852 6853 rc = sysctl_wire_old_buffer(req, 0); 6854 if (rc != 0) 6855 return (rc); 6856 6857 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 6858 if (sb == NULL) 6859 return (ENOMEM); 6860 6861 buf = malloc(sc->params.cim_la_size * sizeof(uint32_t), M_CXGBE, 6862 M_ZERO | M_WAITOK); 6863 6864 rc = -t4_cim_read_la(sc, buf, NULL); 6865 if (rc != 0) 6866 goto done; 6867 6868 sbuf_printf(sb, "Status Data PC%s", 6869 cfg & F_UPDBGLACAPTPCONLY ? "" : 6870 " LS0Stat LS0Addr LS0Data"); 6871 6872 for (p = buf; p <= &buf[sc->params.cim_la_size - 8]; p += 8) { 6873 if (cfg & F_UPDBGLACAPTPCONLY) { 6874 sbuf_printf(sb, "\n %02x %08x %08x", p[5] & 0xff, 6875 p[6], p[7]); 6876 sbuf_printf(sb, "\n %02x %02x%06x %02x%06x", 6877 (p[3] >> 8) & 0xff, p[3] & 0xff, p[4] >> 8, 6878 p[4] & 0xff, p[5] >> 8); 6879 sbuf_printf(sb, "\n %02x %x%07x %x%07x", 6880 (p[0] >> 4) & 0xff, p[0] & 0xf, p[1] >> 4, 6881 p[1] & 0xf, p[2] >> 4); 6882 } else { 6883 sbuf_printf(sb, 6884 "\n %02x %x%07x %x%07x %08x %08x " 6885 "%08x%08x%08x%08x", 6886 (p[0] >> 4) & 0xff, p[0] & 0xf, p[1] >> 4, 6887 p[1] & 0xf, p[2] >> 4, p[2] & 0xf, p[3], p[4], p[5], 6888 p[6], p[7]); 6889 } 6890 } 6891 6892 rc = sbuf_finish(sb); 6893 sbuf_delete(sb); 6894 done: 6895 free(buf, M_CXGBE); 6896 return (rc); 6897 } 6898 6899 static int 6900 sysctl_cim_la_t6(SYSCTL_HANDLER_ARGS) 6901 { 6902 struct adapter *sc = arg1; 6903 u_int cfg; 6904 struct sbuf *sb; 6905 uint32_t *buf, *p; 6906 int rc; 6907 6908 MPASS(chip_id(sc) > CHELSIO_T5); 6909 6910 rc = -t4_cim_read(sc, A_UP_UP_DBG_LA_CFG, 1, &cfg); 6911 if (rc != 0) 6912 return (rc); 6913 6914 rc = sysctl_wire_old_buffer(req, 0); 6915 if (rc != 0) 6916 return (rc); 6917 6918 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 6919 if (sb == NULL) 6920 return (ENOMEM); 6921 6922 buf = malloc(sc->params.cim_la_size * sizeof(uint32_t), M_CXGBE, 6923 M_ZERO | M_WAITOK); 6924 6925 rc = -t4_cim_read_la(sc, buf, NULL); 6926 if (rc != 0) 6927 goto done; 6928 6929 sbuf_printf(sb, "Status Inst Data PC%s", 6930 cfg & F_UPDBGLACAPTPCONLY ? "" : 6931 " LS0Stat LS0Addr LS0Data LS1Stat LS1Addr LS1Data"); 6932 6933 for (p = buf; p <= &buf[sc->params.cim_la_size - 10]; p += 10) { 6934 if (cfg & F_UPDBGLACAPTPCONLY) { 6935 sbuf_printf(sb, "\n %02x %08x %08x %08x", 6936 p[3] & 0xff, p[2], p[1], p[0]); 6937 sbuf_printf(sb, "\n %02x %02x%06x %02x%06x %02x%06x", 6938 (p[6] >> 8) & 0xff, p[6] & 0xff, p[5] >> 8, 6939 p[5] & 0xff, p[4] >> 8, p[4] & 0xff, p[3] >> 8); 6940 sbuf_printf(sb, "\n %02x %04x%04x %04x%04x %04x%04x", 6941 (p[9] >> 16) & 0xff, p[9] & 0xffff, p[8] >> 16, 6942 p[8] & 0xffff, p[7] >> 16, p[7] & 0xffff, 6943 p[6] >> 16); 6944 } else { 6945 sbuf_printf(sb, "\n %02x %04x%04x %04x%04x %04x%04x " 6946 "%08x %08x %08x %08x %08x %08x", 6947 (p[9] >> 16) & 0xff, 6948 p[9] & 0xffff, p[8] >> 16, 6949 p[8] & 0xffff, p[7] >> 16, 6950 p[7] & 0xffff, p[6] >> 16, 6951 p[2], p[1], p[0], p[5], p[4], p[3]); 6952 } 6953 } 6954 6955 rc = sbuf_finish(sb); 6956 sbuf_delete(sb); 6957 done: 6958 free(buf, M_CXGBE); 6959 return (rc); 6960 } 6961 6962 static int 6963 sysctl_cim_ma_la(SYSCTL_HANDLER_ARGS) 6964 { 6965 struct adapter *sc = arg1; 6966 u_int i; 6967 struct sbuf *sb; 6968 uint32_t *buf, *p; 6969 int rc; 6970 6971 rc = sysctl_wire_old_buffer(req, 0); 6972 if (rc != 0) 6973 return (rc); 6974 6975 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 6976 if (sb == NULL) 6977 return (ENOMEM); 6978 6979 buf = malloc(2 * CIM_MALA_SIZE * 5 * sizeof(uint32_t), M_CXGBE, 6980 M_ZERO | M_WAITOK); 6981 6982 t4_cim_read_ma_la(sc, buf, buf + 5 * CIM_MALA_SIZE); 6983 p = buf; 6984 6985 for (i = 0; i < CIM_MALA_SIZE; i++, p += 5) { 6986 sbuf_printf(sb, "\n%02x%08x%08x%08x%08x", p[4], p[3], p[2], 6987 p[1], p[0]); 6988 } 6989 6990 sbuf_printf(sb, "\n\nCnt ID Tag UE Data RDY VLD"); 6991 for (i = 0; i < CIM_MALA_SIZE; i++, p += 5) { 6992 sbuf_printf(sb, "\n%3u %2u %x %u %08x%08x %u %u", 6993 (p[2] >> 10) & 0xff, (p[2] >> 7) & 7, 6994 (p[2] >> 3) & 0xf, (p[2] >> 2) & 1, 6995 (p[1] >> 2) | ((p[2] & 3) << 30), 6996 (p[0] >> 2) | ((p[1] & 3) << 30), (p[0] >> 1) & 1, 6997 p[0] & 1); 6998 } 6999 7000 rc = sbuf_finish(sb); 7001 sbuf_delete(sb); 7002 free(buf, M_CXGBE); 7003 return (rc); 7004 } 7005 7006 static int 7007 sysctl_cim_pif_la(SYSCTL_HANDLER_ARGS) 7008 { 7009 struct adapter *sc = arg1; 7010 u_int i; 7011 struct sbuf *sb; 7012 uint32_t *buf, *p; 7013 int rc; 7014 7015 rc = sysctl_wire_old_buffer(req, 0); 7016 if (rc != 0) 7017 return (rc); 7018 7019 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 7020 if (sb == NULL) 7021 return (ENOMEM); 7022 7023 buf = malloc(2 * CIM_PIFLA_SIZE * 6 * sizeof(uint32_t), M_CXGBE, 7024 M_ZERO | M_WAITOK); 7025 7026 t4_cim_read_pif_la(sc, buf, buf + 6 * CIM_PIFLA_SIZE, NULL, NULL); 7027 p = buf; 7028 7029 sbuf_printf(sb, "Cntl ID DataBE Addr Data"); 7030 for (i = 0; i < CIM_PIFLA_SIZE; i++, p += 6) { 7031 sbuf_printf(sb, "\n %02x %02x %04x %08x %08x%08x%08x%08x", 7032 (p[5] >> 22) & 0xff, (p[5] >> 16) & 0x3f, p[5] & 0xffff, 7033 p[4], p[3], p[2], p[1], p[0]); 7034 } 7035 7036 sbuf_printf(sb, "\n\nCntl ID Data"); 7037 for (i = 0; i < CIM_PIFLA_SIZE; i++, p += 6) { 7038 sbuf_printf(sb, "\n %02x %02x %08x%08x%08x%08x", 7039 (p[4] >> 6) & 0xff, p[4] & 0x3f, p[3], p[2], p[1], p[0]); 7040 } 7041 7042 rc = sbuf_finish(sb); 7043 sbuf_delete(sb); 7044 free(buf, M_CXGBE); 7045 return (rc); 7046 } 7047 7048 static int 7049 sysctl_cim_qcfg(SYSCTL_HANDLER_ARGS) 7050 { 7051 struct adapter *sc = arg1; 7052 struct sbuf *sb; 7053 int rc, i; 7054 uint16_t base[CIM_NUM_IBQ + CIM_NUM_OBQ_T5]; 7055 uint16_t size[CIM_NUM_IBQ + CIM_NUM_OBQ_T5]; 7056 uint16_t thres[CIM_NUM_IBQ]; 7057 uint32_t obq_wr[2 * CIM_NUM_OBQ_T5], *wr = obq_wr; 7058 uint32_t stat[4 * (CIM_NUM_IBQ + CIM_NUM_OBQ_T5)], *p = stat; 7059 u_int cim_num_obq, ibq_rdaddr, obq_rdaddr, nq; 7060 7061 cim_num_obq = sc->chip_params->cim_num_obq; 7062 if (is_t4(sc)) { 7063 ibq_rdaddr = A_UP_IBQ_0_RDADDR; 7064 obq_rdaddr = A_UP_OBQ_0_REALADDR; 7065 } else { 7066 ibq_rdaddr = A_UP_IBQ_0_SHADOW_RDADDR; 7067 obq_rdaddr = A_UP_OBQ_0_SHADOW_REALADDR; 7068 } 7069 nq = CIM_NUM_IBQ + cim_num_obq; 7070 7071 rc = -t4_cim_read(sc, ibq_rdaddr, 4 * nq, stat); 7072 if (rc == 0) 7073 rc = -t4_cim_read(sc, obq_rdaddr, 2 * cim_num_obq, obq_wr); 7074 if (rc != 0) 7075 return (rc); 7076 7077 t4_read_cimq_cfg(sc, base, size, thres); 7078 7079 rc = sysctl_wire_old_buffer(req, 0); 7080 if (rc != 0) 7081 return (rc); 7082 7083 sb = sbuf_new_for_sysctl(NULL, NULL, PAGE_SIZE, req); 7084 if (sb == NULL) 7085 return (ENOMEM); 7086 7087 sbuf_printf(sb, 7088 " Queue Base Size Thres RdPtr WrPtr SOP EOP Avail"); 7089 7090 for (i = 0; i < CIM_NUM_IBQ; i++, p += 4) 7091 sbuf_printf(sb, "\n%7s %5x %5u %5u %6x %4x %4u %4u %5u", 7092 qname[i], base[i], size[i], thres[i], G_IBQRDADDR(p[0]), 7093 G_IBQWRADDR(p[1]), G_QUESOPCNT(p[3]), G_QUEEOPCNT(p[3]), 7094 G_QUEREMFLITS(p[2]) * 16); 7095 for ( ; i < nq; i++, p += 4, wr += 2) 7096 sbuf_printf(sb, "\n%7s %5x %5u %12x %4x %4u %4u %5u", qname[i], 7097 base[i], size[i], G_QUERDADDR(p[0]) & 0x3fff, 7098 wr[0] - base[i], G_QUESOPCNT(p[3]), G_QUEEOPCNT(p[3]), 7099 G_QUEREMFLITS(p[2]) * 16); 7100 7101 rc = sbuf_finish(sb); 7102 sbuf_delete(sb); 7103 7104 return (rc); 7105 } 7106 7107 static int 7108 sysctl_cpl_stats(SYSCTL_HANDLER_ARGS) 7109 { 7110 struct adapter *sc = arg1; 7111 struct sbuf *sb; 7112 int rc; 7113 struct tp_cpl_stats stats; 7114 7115 rc = sysctl_wire_old_buffer(req, 0); 7116 if (rc != 0) 7117 return (rc); 7118 7119 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 7120 if (sb == NULL) 7121 return (ENOMEM); 7122 7123 mtx_lock(&sc->reg_lock); 7124 t4_tp_get_cpl_stats(sc, &stats, 0); 7125 mtx_unlock(&sc->reg_lock); 7126 7127 if (sc->chip_params->nchan > 2) { 7128 sbuf_printf(sb, " channel 0 channel 1" 7129 " channel 2 channel 3"); 7130 sbuf_printf(sb, "\nCPL requests: %10u %10u %10u %10u", 7131 stats.req[0], stats.req[1], stats.req[2], stats.req[3]); 7132 sbuf_printf(sb, "\nCPL responses: %10u %10u %10u %10u", 7133 stats.rsp[0], stats.rsp[1], stats.rsp[2], stats.rsp[3]); 7134 } else { 7135 sbuf_printf(sb, " channel 0 channel 1"); 7136 sbuf_printf(sb, "\nCPL requests: %10u %10u", 7137 stats.req[0], stats.req[1]); 7138 sbuf_printf(sb, "\nCPL responses: %10u %10u", 7139 stats.rsp[0], stats.rsp[1]); 7140 } 7141 7142 rc = sbuf_finish(sb); 7143 sbuf_delete(sb); 7144 7145 return (rc); 7146 } 7147 7148 static int 7149 sysctl_ddp_stats(SYSCTL_HANDLER_ARGS) 7150 { 7151 struct adapter *sc = arg1; 7152 struct sbuf *sb; 7153 int rc; 7154 struct tp_usm_stats stats; 7155 7156 rc = sysctl_wire_old_buffer(req, 0); 7157 if (rc != 0) 7158 return(rc); 7159 7160 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 7161 if (sb == NULL) 7162 return (ENOMEM); 7163 7164 t4_get_usm_stats(sc, &stats, 1); 7165 7166 sbuf_printf(sb, "Frames: %u\n", stats.frames); 7167 sbuf_printf(sb, "Octets: %ju\n", stats.octets); 7168 sbuf_printf(sb, "Drops: %u", stats.drops); 7169 7170 rc = sbuf_finish(sb); 7171 sbuf_delete(sb); 7172 7173 return (rc); 7174 } 7175 7176 static const char * const devlog_level_strings[] = { 7177 [FW_DEVLOG_LEVEL_EMERG] = "EMERG", 7178 [FW_DEVLOG_LEVEL_CRIT] = "CRIT", 7179 [FW_DEVLOG_LEVEL_ERR] = "ERR", 7180 [FW_DEVLOG_LEVEL_NOTICE] = "NOTICE", 7181 [FW_DEVLOG_LEVEL_INFO] = "INFO", 7182 [FW_DEVLOG_LEVEL_DEBUG] = "DEBUG" 7183 }; 7184 7185 static const char * const devlog_facility_strings[] = { 7186 [FW_DEVLOG_FACILITY_CORE] = "CORE", 7187 [FW_DEVLOG_FACILITY_CF] = "CF", 7188 [FW_DEVLOG_FACILITY_SCHED] = "SCHED", 7189 [FW_DEVLOG_FACILITY_TIMER] = "TIMER", 7190 [FW_DEVLOG_FACILITY_RES] = "RES", 7191 [FW_DEVLOG_FACILITY_HW] = "HW", 7192 [FW_DEVLOG_FACILITY_FLR] = "FLR", 7193 [FW_DEVLOG_FACILITY_DMAQ] = "DMAQ", 7194 [FW_DEVLOG_FACILITY_PHY] = "PHY", 7195 [FW_DEVLOG_FACILITY_MAC] = "MAC", 7196 [FW_DEVLOG_FACILITY_PORT] = "PORT", 7197 [FW_DEVLOG_FACILITY_VI] = "VI", 7198 [FW_DEVLOG_FACILITY_FILTER] = "FILTER", 7199 [FW_DEVLOG_FACILITY_ACL] = "ACL", 7200 [FW_DEVLOG_FACILITY_TM] = "TM", 7201 [FW_DEVLOG_FACILITY_QFC] = "QFC", 7202 [FW_DEVLOG_FACILITY_DCB] = "DCB", 7203 [FW_DEVLOG_FACILITY_ETH] = "ETH", 7204 [FW_DEVLOG_FACILITY_OFLD] = "OFLD", 7205 [FW_DEVLOG_FACILITY_RI] = "RI", 7206 [FW_DEVLOG_FACILITY_ISCSI] = "ISCSI", 7207 [FW_DEVLOG_FACILITY_FCOE] = "FCOE", 7208 [FW_DEVLOG_FACILITY_FOISCSI] = "FOISCSI", 7209 [FW_DEVLOG_FACILITY_FOFCOE] = "FOFCOE", 7210 [FW_DEVLOG_FACILITY_CHNET] = "CHNET", 7211 }; 7212 7213 static int 7214 sysctl_devlog(SYSCTL_HANDLER_ARGS) 7215 { 7216 struct adapter *sc = arg1; 7217 struct devlog_params *dparams = &sc->params.devlog; 7218 struct fw_devlog_e *buf, *e; 7219 int i, j, rc, nentries, first = 0; 7220 struct sbuf *sb; 7221 uint64_t ftstamp = UINT64_MAX; 7222 7223 if (dparams->addr == 0) 7224 return (ENXIO); 7225 7226 buf = malloc(dparams->size, M_CXGBE, M_NOWAIT); 7227 if (buf == NULL) 7228 return (ENOMEM); 7229 7230 rc = read_via_memwin(sc, 1, dparams->addr, (void *)buf, dparams->size); 7231 if (rc != 0) 7232 goto done; 7233 7234 nentries = dparams->size / sizeof(struct fw_devlog_e); 7235 for (i = 0; i < nentries; i++) { 7236 e = &buf[i]; 7237 7238 if (e->timestamp == 0) 7239 break; /* end */ 7240 7241 e->timestamp = be64toh(e->timestamp); 7242 e->seqno = be32toh(e->seqno); 7243 for (j = 0; j < 8; j++) 7244 e->params[j] = be32toh(e->params[j]); 7245 7246 if (e->timestamp < ftstamp) { 7247 ftstamp = e->timestamp; 7248 first = i; 7249 } 7250 } 7251 7252 if (buf[first].timestamp == 0) 7253 goto done; /* nothing in the log */ 7254 7255 rc = sysctl_wire_old_buffer(req, 0); 7256 if (rc != 0) 7257 goto done; 7258 7259 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 7260 if (sb == NULL) { 7261 rc = ENOMEM; 7262 goto done; 7263 } 7264 sbuf_printf(sb, "%10s %15s %8s %8s %s\n", 7265 "Seq#", "Tstamp", "Level", "Facility", "Message"); 7266 7267 i = first; 7268 do { 7269 e = &buf[i]; 7270 if (e->timestamp == 0) 7271 break; /* end */ 7272 7273 sbuf_printf(sb, "%10d %15ju %8s %8s ", 7274 e->seqno, e->timestamp, 7275 (e->level < nitems(devlog_level_strings) ? 7276 devlog_level_strings[e->level] : "UNKNOWN"), 7277 (e->facility < nitems(devlog_facility_strings) ? 7278 devlog_facility_strings[e->facility] : "UNKNOWN")); 7279 sbuf_printf(sb, e->fmt, e->params[0], e->params[1], 7280 e->params[2], e->params[3], e->params[4], 7281 e->params[5], e->params[6], e->params[7]); 7282 7283 if (++i == nentries) 7284 i = 0; 7285 } while (i != first); 7286 7287 rc = sbuf_finish(sb); 7288 sbuf_delete(sb); 7289 done: 7290 free(buf, M_CXGBE); 7291 return (rc); 7292 } 7293 7294 static int 7295 sysctl_fcoe_stats(SYSCTL_HANDLER_ARGS) 7296 { 7297 struct adapter *sc = arg1; 7298 struct sbuf *sb; 7299 int rc; 7300 struct tp_fcoe_stats stats[MAX_NCHAN]; 7301 int i, nchan = sc->chip_params->nchan; 7302 7303 rc = sysctl_wire_old_buffer(req, 0); 7304 if (rc != 0) 7305 return (rc); 7306 7307 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 7308 if (sb == NULL) 7309 return (ENOMEM); 7310 7311 for (i = 0; i < nchan; i++) 7312 t4_get_fcoe_stats(sc, i, &stats[i], 1); 7313 7314 if (nchan > 2) { 7315 sbuf_printf(sb, " channel 0 channel 1" 7316 " channel 2 channel 3"); 7317 sbuf_printf(sb, "\noctetsDDP: %16ju %16ju %16ju %16ju", 7318 stats[0].octets_ddp, stats[1].octets_ddp, 7319 stats[2].octets_ddp, stats[3].octets_ddp); 7320 sbuf_printf(sb, "\nframesDDP: %16u %16u %16u %16u", 7321 stats[0].frames_ddp, stats[1].frames_ddp, 7322 stats[2].frames_ddp, stats[3].frames_ddp); 7323 sbuf_printf(sb, "\nframesDrop: %16u %16u %16u %16u", 7324 stats[0].frames_drop, stats[1].frames_drop, 7325 stats[2].frames_drop, stats[3].frames_drop); 7326 } else { 7327 sbuf_printf(sb, " channel 0 channel 1"); 7328 sbuf_printf(sb, "\noctetsDDP: %16ju %16ju", 7329 stats[0].octets_ddp, stats[1].octets_ddp); 7330 sbuf_printf(sb, "\nframesDDP: %16u %16u", 7331 stats[0].frames_ddp, stats[1].frames_ddp); 7332 sbuf_printf(sb, "\nframesDrop: %16u %16u", 7333 stats[0].frames_drop, stats[1].frames_drop); 7334 } 7335 7336 rc = sbuf_finish(sb); 7337 sbuf_delete(sb); 7338 7339 return (rc); 7340 } 7341 7342 static int 7343 sysctl_hw_sched(SYSCTL_HANDLER_ARGS) 7344 { 7345 struct adapter *sc = arg1; 7346 struct sbuf *sb; 7347 int rc, i; 7348 unsigned int map, kbps, ipg, mode; 7349 unsigned int pace_tab[NTX_SCHED]; 7350 7351 rc = sysctl_wire_old_buffer(req, 0); 7352 if (rc != 0) 7353 return (rc); 7354 7355 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 7356 if (sb == NULL) 7357 return (ENOMEM); 7358 7359 map = t4_read_reg(sc, A_TP_TX_MOD_QUEUE_REQ_MAP); 7360 mode = G_TIMERMODE(t4_read_reg(sc, A_TP_MOD_CONFIG)); 7361 t4_read_pace_tbl(sc, pace_tab); 7362 7363 sbuf_printf(sb, "Scheduler Mode Channel Rate (Kbps) " 7364 "Class IPG (0.1 ns) Flow IPG (us)"); 7365 7366 for (i = 0; i < NTX_SCHED; ++i, map >>= 2) { 7367 t4_get_tx_sched(sc, i, &kbps, &ipg, 1); 7368 sbuf_printf(sb, "\n %u %-5s %u ", i, 7369 (mode & (1 << i)) ? "flow" : "class", map & 3); 7370 if (kbps) 7371 sbuf_printf(sb, "%9u ", kbps); 7372 else 7373 sbuf_printf(sb, " disabled "); 7374 7375 if (ipg) 7376 sbuf_printf(sb, "%13u ", ipg); 7377 else 7378 sbuf_printf(sb, " disabled "); 7379 7380 if (pace_tab[i]) 7381 sbuf_printf(sb, "%10u", pace_tab[i]); 7382 else 7383 sbuf_printf(sb, " disabled"); 7384 } 7385 7386 rc = sbuf_finish(sb); 7387 sbuf_delete(sb); 7388 7389 return (rc); 7390 } 7391 7392 static int 7393 sysctl_lb_stats(SYSCTL_HANDLER_ARGS) 7394 { 7395 struct adapter *sc = arg1; 7396 struct sbuf *sb; 7397 int rc, i, j; 7398 uint64_t *p0, *p1; 7399 struct lb_port_stats s[2]; 7400 static const char *stat_name[] = { 7401 "OctetsOK:", "FramesOK:", "BcastFrames:", "McastFrames:", 7402 "UcastFrames:", "ErrorFrames:", "Frames64:", "Frames65To127:", 7403 "Frames128To255:", "Frames256To511:", "Frames512To1023:", 7404 "Frames1024To1518:", "Frames1519ToMax:", "FramesDropped:", 7405 "BG0FramesDropped:", "BG1FramesDropped:", "BG2FramesDropped:", 7406 "BG3FramesDropped:", "BG0FramesTrunc:", "BG1FramesTrunc:", 7407 "BG2FramesTrunc:", "BG3FramesTrunc:" 7408 }; 7409 7410 rc = sysctl_wire_old_buffer(req, 0); 7411 if (rc != 0) 7412 return (rc); 7413 7414 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 7415 if (sb == NULL) 7416 return (ENOMEM); 7417 7418 memset(s, 0, sizeof(s)); 7419 7420 for (i = 0; i < sc->chip_params->nchan; i += 2) { 7421 t4_get_lb_stats(sc, i, &s[0]); 7422 t4_get_lb_stats(sc, i + 1, &s[1]); 7423 7424 p0 = &s[0].octets; 7425 p1 = &s[1].octets; 7426 sbuf_printf(sb, "%s Loopback %u" 7427 " Loopback %u", i == 0 ? "" : "\n", i, i + 1); 7428 7429 for (j = 0; j < nitems(stat_name); j++) 7430 sbuf_printf(sb, "\n%-17s %20ju %20ju", stat_name[j], 7431 *p0++, *p1++); 7432 } 7433 7434 rc = sbuf_finish(sb); 7435 sbuf_delete(sb); 7436 7437 return (rc); 7438 } 7439 7440 static int 7441 sysctl_linkdnrc(SYSCTL_HANDLER_ARGS) 7442 { 7443 int rc = 0; 7444 struct port_info *pi = arg1; 7445 struct link_config *lc = &pi->link_cfg; 7446 struct sbuf *sb; 7447 7448 rc = sysctl_wire_old_buffer(req, 0); 7449 if (rc != 0) 7450 return(rc); 7451 sb = sbuf_new_for_sysctl(NULL, NULL, 64, req); 7452 if (sb == NULL) 7453 return (ENOMEM); 7454 7455 if (lc->link_ok || lc->link_down_rc == 255) 7456 sbuf_printf(sb, "n/a"); 7457 else 7458 sbuf_printf(sb, "%s", t4_link_down_rc_str(lc->link_down_rc)); 7459 7460 rc = sbuf_finish(sb); 7461 sbuf_delete(sb); 7462 7463 return (rc); 7464 } 7465 7466 struct mem_desc { 7467 unsigned int base; 7468 unsigned int limit; 7469 unsigned int idx; 7470 }; 7471 7472 static int 7473 mem_desc_cmp(const void *a, const void *b) 7474 { 7475 return ((const struct mem_desc *)a)->base - 7476 ((const struct mem_desc *)b)->base; 7477 } 7478 7479 static void 7480 mem_region_show(struct sbuf *sb, const char *name, unsigned int from, 7481 unsigned int to) 7482 { 7483 unsigned int size; 7484 7485 if (from == to) 7486 return; 7487 7488 size = to - from + 1; 7489 if (size == 0) 7490 return; 7491 7492 /* XXX: need humanize_number(3) in libkern for a more readable 'size' */ 7493 sbuf_printf(sb, "%-15s %#x-%#x [%u]\n", name, from, to, size); 7494 } 7495 7496 static int 7497 sysctl_meminfo(SYSCTL_HANDLER_ARGS) 7498 { 7499 struct adapter *sc = arg1; 7500 struct sbuf *sb; 7501 int rc, i, n; 7502 uint32_t lo, hi, used, alloc; 7503 static const char *memory[] = {"EDC0:", "EDC1:", "MC:", "MC0:", "MC1:"}; 7504 static const char *region[] = { 7505 "DBQ contexts:", "IMSG contexts:", "FLM cache:", "TCBs:", 7506 "Pstructs:", "Timers:", "Rx FL:", "Tx FL:", "Pstruct FL:", 7507 "Tx payload:", "Rx payload:", "LE hash:", "iSCSI region:", 7508 "TDDP region:", "TPT region:", "STAG region:", "RQ region:", 7509 "RQUDP region:", "PBL region:", "TXPBL region:", 7510 "DBVFIFO region:", "ULPRX state:", "ULPTX state:", 7511 "On-chip queues:", "TLS keys:", 7512 }; 7513 struct mem_desc avail[4]; 7514 struct mem_desc mem[nitems(region) + 3]; /* up to 3 holes */ 7515 struct mem_desc *md = mem; 7516 7517 rc = sysctl_wire_old_buffer(req, 0); 7518 if (rc != 0) 7519 return (rc); 7520 7521 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 7522 if (sb == NULL) 7523 return (ENOMEM); 7524 7525 for (i = 0; i < nitems(mem); i++) { 7526 mem[i].limit = 0; 7527 mem[i].idx = i; 7528 } 7529 7530 /* Find and sort the populated memory ranges */ 7531 i = 0; 7532 lo = t4_read_reg(sc, A_MA_TARGET_MEM_ENABLE); 7533 if (lo & F_EDRAM0_ENABLE) { 7534 hi = t4_read_reg(sc, A_MA_EDRAM0_BAR); 7535 avail[i].base = G_EDRAM0_BASE(hi) << 20; 7536 avail[i].limit = avail[i].base + (G_EDRAM0_SIZE(hi) << 20); 7537 avail[i].idx = 0; 7538 i++; 7539 } 7540 if (lo & F_EDRAM1_ENABLE) { 7541 hi = t4_read_reg(sc, A_MA_EDRAM1_BAR); 7542 avail[i].base = G_EDRAM1_BASE(hi) << 20; 7543 avail[i].limit = avail[i].base + (G_EDRAM1_SIZE(hi) << 20); 7544 avail[i].idx = 1; 7545 i++; 7546 } 7547 if (lo & F_EXT_MEM_ENABLE) { 7548 hi = t4_read_reg(sc, A_MA_EXT_MEMORY_BAR); 7549 avail[i].base = G_EXT_MEM_BASE(hi) << 20; 7550 avail[i].limit = avail[i].base + 7551 (G_EXT_MEM_SIZE(hi) << 20); 7552 avail[i].idx = is_t5(sc) ? 3 : 2; /* Call it MC0 for T5 */ 7553 i++; 7554 } 7555 if (is_t5(sc) && lo & F_EXT_MEM1_ENABLE) { 7556 hi = t4_read_reg(sc, A_MA_EXT_MEMORY1_BAR); 7557 avail[i].base = G_EXT_MEM1_BASE(hi) << 20; 7558 avail[i].limit = avail[i].base + 7559 (G_EXT_MEM1_SIZE(hi) << 20); 7560 avail[i].idx = 4; 7561 i++; 7562 } 7563 if (!i) /* no memory available */ 7564 return 0; 7565 qsort(avail, i, sizeof(struct mem_desc), mem_desc_cmp); 7566 7567 (md++)->base = t4_read_reg(sc, A_SGE_DBQ_CTXT_BADDR); 7568 (md++)->base = t4_read_reg(sc, A_SGE_IMSG_CTXT_BADDR); 7569 (md++)->base = t4_read_reg(sc, A_SGE_FLM_CACHE_BADDR); 7570 (md++)->base = t4_read_reg(sc, A_TP_CMM_TCB_BASE); 7571 (md++)->base = t4_read_reg(sc, A_TP_CMM_MM_BASE); 7572 (md++)->base = t4_read_reg(sc, A_TP_CMM_TIMER_BASE); 7573 (md++)->base = t4_read_reg(sc, A_TP_CMM_MM_RX_FLST_BASE); 7574 (md++)->base = t4_read_reg(sc, A_TP_CMM_MM_TX_FLST_BASE); 7575 (md++)->base = t4_read_reg(sc, A_TP_CMM_MM_PS_FLST_BASE); 7576 7577 /* the next few have explicit upper bounds */ 7578 md->base = t4_read_reg(sc, A_TP_PMM_TX_BASE); 7579 md->limit = md->base - 1 + 7580 t4_read_reg(sc, A_TP_PMM_TX_PAGE_SIZE) * 7581 G_PMTXMAXPAGE(t4_read_reg(sc, A_TP_PMM_TX_MAX_PAGE)); 7582 md++; 7583 7584 md->base = t4_read_reg(sc, A_TP_PMM_RX_BASE); 7585 md->limit = md->base - 1 + 7586 t4_read_reg(sc, A_TP_PMM_RX_PAGE_SIZE) * 7587 G_PMRXMAXPAGE(t4_read_reg(sc, A_TP_PMM_RX_MAX_PAGE)); 7588 md++; 7589 7590 if (t4_read_reg(sc, A_LE_DB_CONFIG) & F_HASHEN) { 7591 if (chip_id(sc) <= CHELSIO_T5) 7592 md->base = t4_read_reg(sc, A_LE_DB_HASH_TID_BASE); 7593 else 7594 md->base = t4_read_reg(sc, A_LE_DB_HASH_TBL_BASE_ADDR); 7595 md->limit = 0; 7596 } else { 7597 md->base = 0; 7598 md->idx = nitems(region); /* hide it */ 7599 } 7600 md++; 7601 7602 #define ulp_region(reg) \ 7603 md->base = t4_read_reg(sc, A_ULP_ ## reg ## _LLIMIT);\ 7604 (md++)->limit = t4_read_reg(sc, A_ULP_ ## reg ## _ULIMIT) 7605 7606 ulp_region(RX_ISCSI); 7607 ulp_region(RX_TDDP); 7608 ulp_region(TX_TPT); 7609 ulp_region(RX_STAG); 7610 ulp_region(RX_RQ); 7611 ulp_region(RX_RQUDP); 7612 ulp_region(RX_PBL); 7613 ulp_region(TX_PBL); 7614 #undef ulp_region 7615 7616 md->base = 0; 7617 md->idx = nitems(region); 7618 if (!is_t4(sc)) { 7619 uint32_t size = 0; 7620 uint32_t sge_ctrl = t4_read_reg(sc, A_SGE_CONTROL2); 7621 uint32_t fifo_size = t4_read_reg(sc, A_SGE_DBVFIFO_SIZE); 7622 7623 if (is_t5(sc)) { 7624 if (sge_ctrl & F_VFIFO_ENABLE) 7625 size = G_DBVFIFO_SIZE(fifo_size); 7626 } else 7627 size = G_T6_DBVFIFO_SIZE(fifo_size); 7628 7629 if (size) { 7630 md->base = G_BASEADDR(t4_read_reg(sc, 7631 A_SGE_DBVFIFO_BADDR)); 7632 md->limit = md->base + (size << 2) - 1; 7633 } 7634 } 7635 md++; 7636 7637 md->base = t4_read_reg(sc, A_ULP_RX_CTX_BASE); 7638 md->limit = 0; 7639 md++; 7640 md->base = t4_read_reg(sc, A_ULP_TX_ERR_TABLE_BASE); 7641 md->limit = 0; 7642 md++; 7643 7644 md->base = sc->vres.ocq.start; 7645 if (sc->vres.ocq.size) 7646 md->limit = md->base + sc->vres.ocq.size - 1; 7647 else 7648 md->idx = nitems(region); /* hide it */ 7649 md++; 7650 7651 md->base = sc->vres.key.start; 7652 if (sc->vres.key.size) 7653 md->limit = md->base + sc->vres.key.size - 1; 7654 else 7655 md->idx = nitems(region); /* hide it */ 7656 md++; 7657 7658 /* add any address-space holes, there can be up to 3 */ 7659 for (n = 0; n < i - 1; n++) 7660 if (avail[n].limit < avail[n + 1].base) 7661 (md++)->base = avail[n].limit; 7662 if (avail[n].limit) 7663 (md++)->base = avail[n].limit; 7664 7665 n = md - mem; 7666 qsort(mem, n, sizeof(struct mem_desc), mem_desc_cmp); 7667 7668 for (lo = 0; lo < i; lo++) 7669 mem_region_show(sb, memory[avail[lo].idx], avail[lo].base, 7670 avail[lo].limit - 1); 7671 7672 sbuf_printf(sb, "\n"); 7673 for (i = 0; i < n; i++) { 7674 if (mem[i].idx >= nitems(region)) 7675 continue; /* skip holes */ 7676 if (!mem[i].limit) 7677 mem[i].limit = i < n - 1 ? mem[i + 1].base - 1 : ~0; 7678 mem_region_show(sb, region[mem[i].idx], mem[i].base, 7679 mem[i].limit); 7680 } 7681 7682 sbuf_printf(sb, "\n"); 7683 lo = t4_read_reg(sc, A_CIM_SDRAM_BASE_ADDR); 7684 hi = t4_read_reg(sc, A_CIM_SDRAM_ADDR_SIZE) + lo - 1; 7685 mem_region_show(sb, "uP RAM:", lo, hi); 7686 7687 lo = t4_read_reg(sc, A_CIM_EXTMEM2_BASE_ADDR); 7688 hi = t4_read_reg(sc, A_CIM_EXTMEM2_ADDR_SIZE) + lo - 1; 7689 mem_region_show(sb, "uP Extmem2:", lo, hi); 7690 7691 lo = t4_read_reg(sc, A_TP_PMM_RX_MAX_PAGE); 7692 sbuf_printf(sb, "\n%u Rx pages of size %uKiB for %u channels\n", 7693 G_PMRXMAXPAGE(lo), 7694 t4_read_reg(sc, A_TP_PMM_RX_PAGE_SIZE) >> 10, 7695 (lo & F_PMRXNUMCHN) ? 2 : 1); 7696 7697 lo = t4_read_reg(sc, A_TP_PMM_TX_MAX_PAGE); 7698 hi = t4_read_reg(sc, A_TP_PMM_TX_PAGE_SIZE); 7699 sbuf_printf(sb, "%u Tx pages of size %u%ciB for %u channels\n", 7700 G_PMTXMAXPAGE(lo), 7701 hi >= (1 << 20) ? (hi >> 20) : (hi >> 10), 7702 hi >= (1 << 20) ? 'M' : 'K', 1 << G_PMTXNUMCHN(lo)); 7703 sbuf_printf(sb, "%u p-structs\n", 7704 t4_read_reg(sc, A_TP_CMM_MM_MAX_PSTRUCT)); 7705 7706 for (i = 0; i < 4; i++) { 7707 if (chip_id(sc) > CHELSIO_T5) 7708 lo = t4_read_reg(sc, A_MPS_RX_MAC_BG_PG_CNT0 + i * 4); 7709 else 7710 lo = t4_read_reg(sc, A_MPS_RX_PG_RSV0 + i * 4); 7711 if (is_t5(sc)) { 7712 used = G_T5_USED(lo); 7713 alloc = G_T5_ALLOC(lo); 7714 } else { 7715 used = G_USED(lo); 7716 alloc = G_ALLOC(lo); 7717 } 7718 /* For T6 these are MAC buffer groups */ 7719 sbuf_printf(sb, "\nPort %d using %u pages out of %u allocated", 7720 i, used, alloc); 7721 } 7722 for (i = 0; i < sc->chip_params->nchan; i++) { 7723 if (chip_id(sc) > CHELSIO_T5) 7724 lo = t4_read_reg(sc, A_MPS_RX_LPBK_BG_PG_CNT0 + i * 4); 7725 else 7726 lo = t4_read_reg(sc, A_MPS_RX_PG_RSV4 + i * 4); 7727 if (is_t5(sc)) { 7728 used = G_T5_USED(lo); 7729 alloc = G_T5_ALLOC(lo); 7730 } else { 7731 used = G_USED(lo); 7732 alloc = G_ALLOC(lo); 7733 } 7734 /* For T6 these are MAC buffer groups */ 7735 sbuf_printf(sb, 7736 "\nLoopback %d using %u pages out of %u allocated", 7737 i, used, alloc); 7738 } 7739 7740 rc = sbuf_finish(sb); 7741 sbuf_delete(sb); 7742 7743 return (rc); 7744 } 7745 7746 static inline void 7747 tcamxy2valmask(uint64_t x, uint64_t y, uint8_t *addr, uint64_t *mask) 7748 { 7749 *mask = x | y; 7750 y = htobe64(y); 7751 memcpy(addr, (char *)&y + 2, ETHER_ADDR_LEN); 7752 } 7753 7754 static int 7755 sysctl_mps_tcam(SYSCTL_HANDLER_ARGS) 7756 { 7757 struct adapter *sc = arg1; 7758 struct sbuf *sb; 7759 int rc, i; 7760 7761 MPASS(chip_id(sc) <= CHELSIO_T5); 7762 7763 rc = sysctl_wire_old_buffer(req, 0); 7764 if (rc != 0) 7765 return (rc); 7766 7767 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 7768 if (sb == NULL) 7769 return (ENOMEM); 7770 7771 sbuf_printf(sb, 7772 "Idx Ethernet address Mask Vld Ports PF" 7773 " VF Replication P0 P1 P2 P3 ML"); 7774 for (i = 0; i < sc->chip_params->mps_tcam_size; i++) { 7775 uint64_t tcamx, tcamy, mask; 7776 uint32_t cls_lo, cls_hi; 7777 uint8_t addr[ETHER_ADDR_LEN]; 7778 7779 tcamy = t4_read_reg64(sc, MPS_CLS_TCAM_Y_L(i)); 7780 tcamx = t4_read_reg64(sc, MPS_CLS_TCAM_X_L(i)); 7781 if (tcamx & tcamy) 7782 continue; 7783 tcamxy2valmask(tcamx, tcamy, addr, &mask); 7784 cls_lo = t4_read_reg(sc, MPS_CLS_SRAM_L(i)); 7785 cls_hi = t4_read_reg(sc, MPS_CLS_SRAM_H(i)); 7786 sbuf_printf(sb, "\n%3u %02x:%02x:%02x:%02x:%02x:%02x %012jx" 7787 " %c %#x%4u%4d", i, addr[0], addr[1], addr[2], 7788 addr[3], addr[4], addr[5], (uintmax_t)mask, 7789 (cls_lo & F_SRAM_VLD) ? 'Y' : 'N', 7790 G_PORTMAP(cls_hi), G_PF(cls_lo), 7791 (cls_lo & F_VF_VALID) ? G_VF(cls_lo) : -1); 7792 7793 if (cls_lo & F_REPLICATE) { 7794 struct fw_ldst_cmd ldst_cmd; 7795 7796 memset(&ldst_cmd, 0, sizeof(ldst_cmd)); 7797 ldst_cmd.op_to_addrspace = 7798 htobe32(V_FW_CMD_OP(FW_LDST_CMD) | 7799 F_FW_CMD_REQUEST | F_FW_CMD_READ | 7800 V_FW_LDST_CMD_ADDRSPACE(FW_LDST_ADDRSPC_MPS)); 7801 ldst_cmd.cycles_to_len16 = htobe32(FW_LEN16(ldst_cmd)); 7802 ldst_cmd.u.mps.rplc.fid_idx = 7803 htobe16(V_FW_LDST_CMD_FID(FW_LDST_MPS_RPLC) | 7804 V_FW_LDST_CMD_IDX(i)); 7805 7806 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, 7807 "t4mps"); 7808 if (rc) 7809 break; 7810 rc = -t4_wr_mbox(sc, sc->mbox, &ldst_cmd, 7811 sizeof(ldst_cmd), &ldst_cmd); 7812 end_synchronized_op(sc, 0); 7813 7814 if (rc != 0) { 7815 sbuf_printf(sb, "%36d", rc); 7816 rc = 0; 7817 } else { 7818 sbuf_printf(sb, " %08x %08x %08x %08x", 7819 be32toh(ldst_cmd.u.mps.rplc.rplc127_96), 7820 be32toh(ldst_cmd.u.mps.rplc.rplc95_64), 7821 be32toh(ldst_cmd.u.mps.rplc.rplc63_32), 7822 be32toh(ldst_cmd.u.mps.rplc.rplc31_0)); 7823 } 7824 } else 7825 sbuf_printf(sb, "%36s", ""); 7826 7827 sbuf_printf(sb, "%4u%3u%3u%3u %#3x", G_SRAM_PRIO0(cls_lo), 7828 G_SRAM_PRIO1(cls_lo), G_SRAM_PRIO2(cls_lo), 7829 G_SRAM_PRIO3(cls_lo), (cls_lo >> S_MULTILISTEN0) & 0xf); 7830 } 7831 7832 if (rc) 7833 (void) sbuf_finish(sb); 7834 else 7835 rc = sbuf_finish(sb); 7836 sbuf_delete(sb); 7837 7838 return (rc); 7839 } 7840 7841 static int 7842 sysctl_mps_tcam_t6(SYSCTL_HANDLER_ARGS) 7843 { 7844 struct adapter *sc = arg1; 7845 struct sbuf *sb; 7846 int rc, i; 7847 7848 MPASS(chip_id(sc) > CHELSIO_T5); 7849 7850 rc = sysctl_wire_old_buffer(req, 0); 7851 if (rc != 0) 7852 return (rc); 7853 7854 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 7855 if (sb == NULL) 7856 return (ENOMEM); 7857 7858 sbuf_printf(sb, "Idx Ethernet address Mask VNI Mask" 7859 " IVLAN Vld DIP_Hit Lookup Port Vld Ports PF VF" 7860 " Replication" 7861 " P0 P1 P2 P3 ML\n"); 7862 7863 for (i = 0; i < sc->chip_params->mps_tcam_size; i++) { 7864 uint8_t dip_hit, vlan_vld, lookup_type, port_num; 7865 uint16_t ivlan; 7866 uint64_t tcamx, tcamy, val, mask; 7867 uint32_t cls_lo, cls_hi, ctl, data2, vnix, vniy; 7868 uint8_t addr[ETHER_ADDR_LEN]; 7869 7870 ctl = V_CTLREQID(1) | V_CTLCMDTYPE(0) | V_CTLXYBITSEL(0); 7871 if (i < 256) 7872 ctl |= V_CTLTCAMINDEX(i) | V_CTLTCAMSEL(0); 7873 else 7874 ctl |= V_CTLTCAMINDEX(i - 256) | V_CTLTCAMSEL(1); 7875 t4_write_reg(sc, A_MPS_CLS_TCAM_DATA2_CTL, ctl); 7876 val = t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA1_REQ_ID1); 7877 tcamy = G_DMACH(val) << 32; 7878 tcamy |= t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA0_REQ_ID1); 7879 data2 = t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA2_REQ_ID1); 7880 lookup_type = G_DATALKPTYPE(data2); 7881 port_num = G_DATAPORTNUM(data2); 7882 if (lookup_type && lookup_type != M_DATALKPTYPE) { 7883 /* Inner header VNI */ 7884 vniy = ((data2 & F_DATAVIDH2) << 23) | 7885 (G_DATAVIDH1(data2) << 16) | G_VIDL(val); 7886 dip_hit = data2 & F_DATADIPHIT; 7887 vlan_vld = 0; 7888 } else { 7889 vniy = 0; 7890 dip_hit = 0; 7891 vlan_vld = data2 & F_DATAVIDH2; 7892 ivlan = G_VIDL(val); 7893 } 7894 7895 ctl |= V_CTLXYBITSEL(1); 7896 t4_write_reg(sc, A_MPS_CLS_TCAM_DATA2_CTL, ctl); 7897 val = t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA1_REQ_ID1); 7898 tcamx = G_DMACH(val) << 32; 7899 tcamx |= t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA0_REQ_ID1); 7900 data2 = t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA2_REQ_ID1); 7901 if (lookup_type && lookup_type != M_DATALKPTYPE) { 7902 /* Inner header VNI mask */ 7903 vnix = ((data2 & F_DATAVIDH2) << 23) | 7904 (G_DATAVIDH1(data2) << 16) | G_VIDL(val); 7905 } else 7906 vnix = 0; 7907 7908 if (tcamx & tcamy) 7909 continue; 7910 tcamxy2valmask(tcamx, tcamy, addr, &mask); 7911 7912 cls_lo = t4_read_reg(sc, MPS_CLS_SRAM_L(i)); 7913 cls_hi = t4_read_reg(sc, MPS_CLS_SRAM_H(i)); 7914 7915 if (lookup_type && lookup_type != M_DATALKPTYPE) { 7916 sbuf_printf(sb, "\n%3u %02x:%02x:%02x:%02x:%02x:%02x " 7917 "%012jx %06x %06x - - %3c" 7918 " 'I' %4x %3c %#x%4u%4d", i, addr[0], 7919 addr[1], addr[2], addr[3], addr[4], addr[5], 7920 (uintmax_t)mask, vniy, vnix, dip_hit ? 'Y' : 'N', 7921 port_num, cls_lo & F_T6_SRAM_VLD ? 'Y' : 'N', 7922 G_PORTMAP(cls_hi), G_T6_PF(cls_lo), 7923 cls_lo & F_T6_VF_VALID ? G_T6_VF(cls_lo) : -1); 7924 } else { 7925 sbuf_printf(sb, "\n%3u %02x:%02x:%02x:%02x:%02x:%02x " 7926 "%012jx - - ", i, addr[0], addr[1], 7927 addr[2], addr[3], addr[4], addr[5], 7928 (uintmax_t)mask); 7929 7930 if (vlan_vld) 7931 sbuf_printf(sb, "%4u Y ", ivlan); 7932 else 7933 sbuf_printf(sb, " - N "); 7934 7935 sbuf_printf(sb, "- %3c %4x %3c %#x%4u%4d", 7936 lookup_type ? 'I' : 'O', port_num, 7937 cls_lo & F_T6_SRAM_VLD ? 'Y' : 'N', 7938 G_PORTMAP(cls_hi), G_T6_PF(cls_lo), 7939 cls_lo & F_T6_VF_VALID ? G_T6_VF(cls_lo) : -1); 7940 } 7941 7942 7943 if (cls_lo & F_T6_REPLICATE) { 7944 struct fw_ldst_cmd ldst_cmd; 7945 7946 memset(&ldst_cmd, 0, sizeof(ldst_cmd)); 7947 ldst_cmd.op_to_addrspace = 7948 htobe32(V_FW_CMD_OP(FW_LDST_CMD) | 7949 F_FW_CMD_REQUEST | F_FW_CMD_READ | 7950 V_FW_LDST_CMD_ADDRSPACE(FW_LDST_ADDRSPC_MPS)); 7951 ldst_cmd.cycles_to_len16 = htobe32(FW_LEN16(ldst_cmd)); 7952 ldst_cmd.u.mps.rplc.fid_idx = 7953 htobe16(V_FW_LDST_CMD_FID(FW_LDST_MPS_RPLC) | 7954 V_FW_LDST_CMD_IDX(i)); 7955 7956 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, 7957 "t6mps"); 7958 if (rc) 7959 break; 7960 rc = -t4_wr_mbox(sc, sc->mbox, &ldst_cmd, 7961 sizeof(ldst_cmd), &ldst_cmd); 7962 end_synchronized_op(sc, 0); 7963 7964 if (rc != 0) { 7965 sbuf_printf(sb, "%72d", rc); 7966 rc = 0; 7967 } else { 7968 sbuf_printf(sb, " %08x %08x %08x %08x" 7969 " %08x %08x %08x %08x", 7970 be32toh(ldst_cmd.u.mps.rplc.rplc255_224), 7971 be32toh(ldst_cmd.u.mps.rplc.rplc223_192), 7972 be32toh(ldst_cmd.u.mps.rplc.rplc191_160), 7973 be32toh(ldst_cmd.u.mps.rplc.rplc159_128), 7974 be32toh(ldst_cmd.u.mps.rplc.rplc127_96), 7975 be32toh(ldst_cmd.u.mps.rplc.rplc95_64), 7976 be32toh(ldst_cmd.u.mps.rplc.rplc63_32), 7977 be32toh(ldst_cmd.u.mps.rplc.rplc31_0)); 7978 } 7979 } else 7980 sbuf_printf(sb, "%72s", ""); 7981 7982 sbuf_printf(sb, "%4u%3u%3u%3u %#x", 7983 G_T6_SRAM_PRIO0(cls_lo), G_T6_SRAM_PRIO1(cls_lo), 7984 G_T6_SRAM_PRIO2(cls_lo), G_T6_SRAM_PRIO3(cls_lo), 7985 (cls_lo >> S_T6_MULTILISTEN0) & 0xf); 7986 } 7987 7988 if (rc) 7989 (void) sbuf_finish(sb); 7990 else 7991 rc = sbuf_finish(sb); 7992 sbuf_delete(sb); 7993 7994 return (rc); 7995 } 7996 7997 static int 7998 sysctl_path_mtus(SYSCTL_HANDLER_ARGS) 7999 { 8000 struct adapter *sc = arg1; 8001 struct sbuf *sb; 8002 int rc; 8003 uint16_t mtus[NMTUS]; 8004 8005 rc = sysctl_wire_old_buffer(req, 0); 8006 if (rc != 0) 8007 return (rc); 8008 8009 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8010 if (sb == NULL) 8011 return (ENOMEM); 8012 8013 t4_read_mtu_tbl(sc, mtus, NULL); 8014 8015 sbuf_printf(sb, "%u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u", 8016 mtus[0], mtus[1], mtus[2], mtus[3], mtus[4], mtus[5], mtus[6], 8017 mtus[7], mtus[8], mtus[9], mtus[10], mtus[11], mtus[12], mtus[13], 8018 mtus[14], mtus[15]); 8019 8020 rc = sbuf_finish(sb); 8021 sbuf_delete(sb); 8022 8023 return (rc); 8024 } 8025 8026 static int 8027 sysctl_pm_stats(SYSCTL_HANDLER_ARGS) 8028 { 8029 struct adapter *sc = arg1; 8030 struct sbuf *sb; 8031 int rc, i; 8032 uint32_t tx_cnt[MAX_PM_NSTATS], rx_cnt[MAX_PM_NSTATS]; 8033 uint64_t tx_cyc[MAX_PM_NSTATS], rx_cyc[MAX_PM_NSTATS]; 8034 static const char *tx_stats[MAX_PM_NSTATS] = { 8035 "Read:", "Write bypass:", "Write mem:", "Bypass + mem:", 8036 "Tx FIFO wait", NULL, "Tx latency" 8037 }; 8038 static const char *rx_stats[MAX_PM_NSTATS] = { 8039 "Read:", "Write bypass:", "Write mem:", "Flush:", 8040 "Rx FIFO wait", NULL, "Rx latency" 8041 }; 8042 8043 rc = sysctl_wire_old_buffer(req, 0); 8044 if (rc != 0) 8045 return (rc); 8046 8047 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8048 if (sb == NULL) 8049 return (ENOMEM); 8050 8051 t4_pmtx_get_stats(sc, tx_cnt, tx_cyc); 8052 t4_pmrx_get_stats(sc, rx_cnt, rx_cyc); 8053 8054 sbuf_printf(sb, " Tx pcmds Tx bytes"); 8055 for (i = 0; i < 4; i++) { 8056 sbuf_printf(sb, "\n%-13s %10u %20ju", tx_stats[i], tx_cnt[i], 8057 tx_cyc[i]); 8058 } 8059 8060 sbuf_printf(sb, "\n Rx pcmds Rx bytes"); 8061 for (i = 0; i < 4; i++) { 8062 sbuf_printf(sb, "\n%-13s %10u %20ju", rx_stats[i], rx_cnt[i], 8063 rx_cyc[i]); 8064 } 8065 8066 if (chip_id(sc) > CHELSIO_T5) { 8067 sbuf_printf(sb, 8068 "\n Total wait Total occupancy"); 8069 sbuf_printf(sb, "\n%-13s %10u %20ju", tx_stats[i], tx_cnt[i], 8070 tx_cyc[i]); 8071 sbuf_printf(sb, "\n%-13s %10u %20ju", rx_stats[i], rx_cnt[i], 8072 rx_cyc[i]); 8073 8074 i += 2; 8075 MPASS(i < nitems(tx_stats)); 8076 8077 sbuf_printf(sb, 8078 "\n Reads Total wait"); 8079 sbuf_printf(sb, "\n%-13s %10u %20ju", tx_stats[i], tx_cnt[i], 8080 tx_cyc[i]); 8081 sbuf_printf(sb, "\n%-13s %10u %20ju", rx_stats[i], rx_cnt[i], 8082 rx_cyc[i]); 8083 } 8084 8085 rc = sbuf_finish(sb); 8086 sbuf_delete(sb); 8087 8088 return (rc); 8089 } 8090 8091 static int 8092 sysctl_rdma_stats(SYSCTL_HANDLER_ARGS) 8093 { 8094 struct adapter *sc = arg1; 8095 struct sbuf *sb; 8096 int rc; 8097 struct tp_rdma_stats stats; 8098 8099 rc = sysctl_wire_old_buffer(req, 0); 8100 if (rc != 0) 8101 return (rc); 8102 8103 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8104 if (sb == NULL) 8105 return (ENOMEM); 8106 8107 mtx_lock(&sc->reg_lock); 8108 t4_tp_get_rdma_stats(sc, &stats, 0); 8109 mtx_unlock(&sc->reg_lock); 8110 8111 sbuf_printf(sb, "NoRQEModDefferals: %u\n", stats.rqe_dfr_mod); 8112 sbuf_printf(sb, "NoRQEPktDefferals: %u", stats.rqe_dfr_pkt); 8113 8114 rc = sbuf_finish(sb); 8115 sbuf_delete(sb); 8116 8117 return (rc); 8118 } 8119 8120 static int 8121 sysctl_tcp_stats(SYSCTL_HANDLER_ARGS) 8122 { 8123 struct adapter *sc = arg1; 8124 struct sbuf *sb; 8125 int rc; 8126 struct tp_tcp_stats v4, v6; 8127 8128 rc = sysctl_wire_old_buffer(req, 0); 8129 if (rc != 0) 8130 return (rc); 8131 8132 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8133 if (sb == NULL) 8134 return (ENOMEM); 8135 8136 mtx_lock(&sc->reg_lock); 8137 t4_tp_get_tcp_stats(sc, &v4, &v6, 0); 8138 mtx_unlock(&sc->reg_lock); 8139 8140 sbuf_printf(sb, 8141 " IP IPv6\n"); 8142 sbuf_printf(sb, "OutRsts: %20u %20u\n", 8143 v4.tcp_out_rsts, v6.tcp_out_rsts); 8144 sbuf_printf(sb, "InSegs: %20ju %20ju\n", 8145 v4.tcp_in_segs, v6.tcp_in_segs); 8146 sbuf_printf(sb, "OutSegs: %20ju %20ju\n", 8147 v4.tcp_out_segs, v6.tcp_out_segs); 8148 sbuf_printf(sb, "RetransSegs: %20ju %20ju", 8149 v4.tcp_retrans_segs, v6.tcp_retrans_segs); 8150 8151 rc = sbuf_finish(sb); 8152 sbuf_delete(sb); 8153 8154 return (rc); 8155 } 8156 8157 static int 8158 sysctl_tids(SYSCTL_HANDLER_ARGS) 8159 { 8160 struct adapter *sc = arg1; 8161 struct sbuf *sb; 8162 int rc; 8163 struct tid_info *t = &sc->tids; 8164 8165 rc = sysctl_wire_old_buffer(req, 0); 8166 if (rc != 0) 8167 return (rc); 8168 8169 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8170 if (sb == NULL) 8171 return (ENOMEM); 8172 8173 if (t->natids) { 8174 sbuf_printf(sb, "ATID range: 0-%u, in use: %u\n", t->natids - 1, 8175 t->atids_in_use); 8176 } 8177 8178 if (t->nhpftids) { 8179 sbuf_printf(sb, "HPFTID range: %u-%u, in use: %u\n", 8180 t->hpftid_base, t->hpftid_end, t->hpftids_in_use); 8181 } 8182 8183 if (t->ntids) { 8184 sbuf_printf(sb, "TID range: "); 8185 if (t4_read_reg(sc, A_LE_DB_CONFIG) & F_HASHEN) { 8186 uint32_t b, hb; 8187 8188 if (chip_id(sc) <= CHELSIO_T5) { 8189 b = t4_read_reg(sc, A_LE_DB_SERVER_INDEX) / 4; 8190 hb = t4_read_reg(sc, A_LE_DB_TID_HASHBASE) / 4; 8191 } else { 8192 b = t4_read_reg(sc, A_LE_DB_SRVR_START_INDEX); 8193 hb = t4_read_reg(sc, A_T6_LE_DB_HASH_TID_BASE); 8194 } 8195 8196 if (b) 8197 sbuf_printf(sb, "%u-%u, ", t->tid_base, b - 1); 8198 sbuf_printf(sb, "%u-%u", hb, t->ntids - 1); 8199 } else 8200 sbuf_printf(sb, "%u-%u", t->tid_base, t->ntids - 1); 8201 sbuf_printf(sb, ", in use: %u\n", 8202 atomic_load_acq_int(&t->tids_in_use)); 8203 } 8204 8205 if (t->nstids) { 8206 sbuf_printf(sb, "STID range: %u-%u, in use: %u\n", t->stid_base, 8207 t->stid_base + t->nstids - 1, t->stids_in_use); 8208 } 8209 8210 if (t->nftids) { 8211 sbuf_printf(sb, "FTID range: %u-%u, in use: %u\n", t->ftid_base, 8212 t->ftid_end, t->ftids_in_use); 8213 } 8214 8215 if (t->netids) { 8216 sbuf_printf(sb, "ETID range: %u-%u, in use: %u\n", t->etid_base, 8217 t->etid_base + t->netids - 1, t->etids_in_use); 8218 } 8219 8220 sbuf_printf(sb, "HW TID usage: %u IP users, %u IPv6 users", 8221 t4_read_reg(sc, A_LE_DB_ACT_CNT_IPV4), 8222 t4_read_reg(sc, A_LE_DB_ACT_CNT_IPV6)); 8223 8224 rc = sbuf_finish(sb); 8225 sbuf_delete(sb); 8226 8227 return (rc); 8228 } 8229 8230 static int 8231 sysctl_tp_err_stats(SYSCTL_HANDLER_ARGS) 8232 { 8233 struct adapter *sc = arg1; 8234 struct sbuf *sb; 8235 int rc; 8236 struct tp_err_stats stats; 8237 8238 rc = sysctl_wire_old_buffer(req, 0); 8239 if (rc != 0) 8240 return (rc); 8241 8242 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8243 if (sb == NULL) 8244 return (ENOMEM); 8245 8246 mtx_lock(&sc->reg_lock); 8247 t4_tp_get_err_stats(sc, &stats, 0); 8248 mtx_unlock(&sc->reg_lock); 8249 8250 if (sc->chip_params->nchan > 2) { 8251 sbuf_printf(sb, " channel 0 channel 1" 8252 " channel 2 channel 3\n"); 8253 sbuf_printf(sb, "macInErrs: %10u %10u %10u %10u\n", 8254 stats.mac_in_errs[0], stats.mac_in_errs[1], 8255 stats.mac_in_errs[2], stats.mac_in_errs[3]); 8256 sbuf_printf(sb, "hdrInErrs: %10u %10u %10u %10u\n", 8257 stats.hdr_in_errs[0], stats.hdr_in_errs[1], 8258 stats.hdr_in_errs[2], stats.hdr_in_errs[3]); 8259 sbuf_printf(sb, "tcpInErrs: %10u %10u %10u %10u\n", 8260 stats.tcp_in_errs[0], stats.tcp_in_errs[1], 8261 stats.tcp_in_errs[2], stats.tcp_in_errs[3]); 8262 sbuf_printf(sb, "tcp6InErrs: %10u %10u %10u %10u\n", 8263 stats.tcp6_in_errs[0], stats.tcp6_in_errs[1], 8264 stats.tcp6_in_errs[2], stats.tcp6_in_errs[3]); 8265 sbuf_printf(sb, "tnlCongDrops: %10u %10u %10u %10u\n", 8266 stats.tnl_cong_drops[0], stats.tnl_cong_drops[1], 8267 stats.tnl_cong_drops[2], stats.tnl_cong_drops[3]); 8268 sbuf_printf(sb, "tnlTxDrops: %10u %10u %10u %10u\n", 8269 stats.tnl_tx_drops[0], stats.tnl_tx_drops[1], 8270 stats.tnl_tx_drops[2], stats.tnl_tx_drops[3]); 8271 sbuf_printf(sb, "ofldVlanDrops: %10u %10u %10u %10u\n", 8272 stats.ofld_vlan_drops[0], stats.ofld_vlan_drops[1], 8273 stats.ofld_vlan_drops[2], stats.ofld_vlan_drops[3]); 8274 sbuf_printf(sb, "ofldChanDrops: %10u %10u %10u %10u\n\n", 8275 stats.ofld_chan_drops[0], stats.ofld_chan_drops[1], 8276 stats.ofld_chan_drops[2], stats.ofld_chan_drops[3]); 8277 } else { 8278 sbuf_printf(sb, " channel 0 channel 1\n"); 8279 sbuf_printf(sb, "macInErrs: %10u %10u\n", 8280 stats.mac_in_errs[0], stats.mac_in_errs[1]); 8281 sbuf_printf(sb, "hdrInErrs: %10u %10u\n", 8282 stats.hdr_in_errs[0], stats.hdr_in_errs[1]); 8283 sbuf_printf(sb, "tcpInErrs: %10u %10u\n", 8284 stats.tcp_in_errs[0], stats.tcp_in_errs[1]); 8285 sbuf_printf(sb, "tcp6InErrs: %10u %10u\n", 8286 stats.tcp6_in_errs[0], stats.tcp6_in_errs[1]); 8287 sbuf_printf(sb, "tnlCongDrops: %10u %10u\n", 8288 stats.tnl_cong_drops[0], stats.tnl_cong_drops[1]); 8289 sbuf_printf(sb, "tnlTxDrops: %10u %10u\n", 8290 stats.tnl_tx_drops[0], stats.tnl_tx_drops[1]); 8291 sbuf_printf(sb, "ofldVlanDrops: %10u %10u\n", 8292 stats.ofld_vlan_drops[0], stats.ofld_vlan_drops[1]); 8293 sbuf_printf(sb, "ofldChanDrops: %10u %10u\n\n", 8294 stats.ofld_chan_drops[0], stats.ofld_chan_drops[1]); 8295 } 8296 8297 sbuf_printf(sb, "ofldNoNeigh: %u\nofldCongDefer: %u", 8298 stats.ofld_no_neigh, stats.ofld_cong_defer); 8299 8300 rc = sbuf_finish(sb); 8301 sbuf_delete(sb); 8302 8303 return (rc); 8304 } 8305 8306 static int 8307 sysctl_tp_la_mask(SYSCTL_HANDLER_ARGS) 8308 { 8309 struct adapter *sc = arg1; 8310 struct tp_params *tpp = &sc->params.tp; 8311 u_int mask; 8312 int rc; 8313 8314 mask = tpp->la_mask >> 16; 8315 rc = sysctl_handle_int(oidp, &mask, 0, req); 8316 if (rc != 0 || req->newptr == NULL) 8317 return (rc); 8318 if (mask > 0xffff) 8319 return (EINVAL); 8320 tpp->la_mask = mask << 16; 8321 t4_set_reg_field(sc, A_TP_DBG_LA_CONFIG, 0xffff0000U, tpp->la_mask); 8322 8323 return (0); 8324 } 8325 8326 struct field_desc { 8327 const char *name; 8328 u_int start; 8329 u_int width; 8330 }; 8331 8332 static void 8333 field_desc_show(struct sbuf *sb, uint64_t v, const struct field_desc *f) 8334 { 8335 char buf[32]; 8336 int line_size = 0; 8337 8338 while (f->name) { 8339 uint64_t mask = (1ULL << f->width) - 1; 8340 int len = snprintf(buf, sizeof(buf), "%s: %ju", f->name, 8341 ((uintmax_t)v >> f->start) & mask); 8342 8343 if (line_size + len >= 79) { 8344 line_size = 8; 8345 sbuf_printf(sb, "\n "); 8346 } 8347 sbuf_printf(sb, "%s ", buf); 8348 line_size += len + 1; 8349 f++; 8350 } 8351 sbuf_printf(sb, "\n"); 8352 } 8353 8354 static const struct field_desc tp_la0[] = { 8355 { "RcfOpCodeOut", 60, 4 }, 8356 { "State", 56, 4 }, 8357 { "WcfState", 52, 4 }, 8358 { "RcfOpcSrcOut", 50, 2 }, 8359 { "CRxError", 49, 1 }, 8360 { "ERxError", 48, 1 }, 8361 { "SanityFailed", 47, 1 }, 8362 { "SpuriousMsg", 46, 1 }, 8363 { "FlushInputMsg", 45, 1 }, 8364 { "FlushInputCpl", 44, 1 }, 8365 { "RssUpBit", 43, 1 }, 8366 { "RssFilterHit", 42, 1 }, 8367 { "Tid", 32, 10 }, 8368 { "InitTcb", 31, 1 }, 8369 { "LineNumber", 24, 7 }, 8370 { "Emsg", 23, 1 }, 8371 { "EdataOut", 22, 1 }, 8372 { "Cmsg", 21, 1 }, 8373 { "CdataOut", 20, 1 }, 8374 { "EreadPdu", 19, 1 }, 8375 { "CreadPdu", 18, 1 }, 8376 { "TunnelPkt", 17, 1 }, 8377 { "RcfPeerFin", 16, 1 }, 8378 { "RcfReasonOut", 12, 4 }, 8379 { "TxCchannel", 10, 2 }, 8380 { "RcfTxChannel", 8, 2 }, 8381 { "RxEchannel", 6, 2 }, 8382 { "RcfRxChannel", 5, 1 }, 8383 { "RcfDataOutSrdy", 4, 1 }, 8384 { "RxDvld", 3, 1 }, 8385 { "RxOoDvld", 2, 1 }, 8386 { "RxCongestion", 1, 1 }, 8387 { "TxCongestion", 0, 1 }, 8388 { NULL } 8389 }; 8390 8391 static const struct field_desc tp_la1[] = { 8392 { "CplCmdIn", 56, 8 }, 8393 { "CplCmdOut", 48, 8 }, 8394 { "ESynOut", 47, 1 }, 8395 { "EAckOut", 46, 1 }, 8396 { "EFinOut", 45, 1 }, 8397 { "ERstOut", 44, 1 }, 8398 { "SynIn", 43, 1 }, 8399 { "AckIn", 42, 1 }, 8400 { "FinIn", 41, 1 }, 8401 { "RstIn", 40, 1 }, 8402 { "DataIn", 39, 1 }, 8403 { "DataInVld", 38, 1 }, 8404 { "PadIn", 37, 1 }, 8405 { "RxBufEmpty", 36, 1 }, 8406 { "RxDdp", 35, 1 }, 8407 { "RxFbCongestion", 34, 1 }, 8408 { "TxFbCongestion", 33, 1 }, 8409 { "TxPktSumSrdy", 32, 1 }, 8410 { "RcfUlpType", 28, 4 }, 8411 { "Eread", 27, 1 }, 8412 { "Ebypass", 26, 1 }, 8413 { "Esave", 25, 1 }, 8414 { "Static0", 24, 1 }, 8415 { "Cread", 23, 1 }, 8416 { "Cbypass", 22, 1 }, 8417 { "Csave", 21, 1 }, 8418 { "CPktOut", 20, 1 }, 8419 { "RxPagePoolFull", 18, 2 }, 8420 { "RxLpbkPkt", 17, 1 }, 8421 { "TxLpbkPkt", 16, 1 }, 8422 { "RxVfValid", 15, 1 }, 8423 { "SynLearned", 14, 1 }, 8424 { "SetDelEntry", 13, 1 }, 8425 { "SetInvEntry", 12, 1 }, 8426 { "CpcmdDvld", 11, 1 }, 8427 { "CpcmdSave", 10, 1 }, 8428 { "RxPstructsFull", 8, 2 }, 8429 { "EpcmdDvld", 7, 1 }, 8430 { "EpcmdFlush", 6, 1 }, 8431 { "EpcmdTrimPrefix", 5, 1 }, 8432 { "EpcmdTrimPostfix", 4, 1 }, 8433 { "ERssIp4Pkt", 3, 1 }, 8434 { "ERssIp6Pkt", 2, 1 }, 8435 { "ERssTcpUdpPkt", 1, 1 }, 8436 { "ERssFceFipPkt", 0, 1 }, 8437 { NULL } 8438 }; 8439 8440 static const struct field_desc tp_la2[] = { 8441 { "CplCmdIn", 56, 8 }, 8442 { "MpsVfVld", 55, 1 }, 8443 { "MpsPf", 52, 3 }, 8444 { "MpsVf", 44, 8 }, 8445 { "SynIn", 43, 1 }, 8446 { "AckIn", 42, 1 }, 8447 { "FinIn", 41, 1 }, 8448 { "RstIn", 40, 1 }, 8449 { "DataIn", 39, 1 }, 8450 { "DataInVld", 38, 1 }, 8451 { "PadIn", 37, 1 }, 8452 { "RxBufEmpty", 36, 1 }, 8453 { "RxDdp", 35, 1 }, 8454 { "RxFbCongestion", 34, 1 }, 8455 { "TxFbCongestion", 33, 1 }, 8456 { "TxPktSumSrdy", 32, 1 }, 8457 { "RcfUlpType", 28, 4 }, 8458 { "Eread", 27, 1 }, 8459 { "Ebypass", 26, 1 }, 8460 { "Esave", 25, 1 }, 8461 { "Static0", 24, 1 }, 8462 { "Cread", 23, 1 }, 8463 { "Cbypass", 22, 1 }, 8464 { "Csave", 21, 1 }, 8465 { "CPktOut", 20, 1 }, 8466 { "RxPagePoolFull", 18, 2 }, 8467 { "RxLpbkPkt", 17, 1 }, 8468 { "TxLpbkPkt", 16, 1 }, 8469 { "RxVfValid", 15, 1 }, 8470 { "SynLearned", 14, 1 }, 8471 { "SetDelEntry", 13, 1 }, 8472 { "SetInvEntry", 12, 1 }, 8473 { "CpcmdDvld", 11, 1 }, 8474 { "CpcmdSave", 10, 1 }, 8475 { "RxPstructsFull", 8, 2 }, 8476 { "EpcmdDvld", 7, 1 }, 8477 { "EpcmdFlush", 6, 1 }, 8478 { "EpcmdTrimPrefix", 5, 1 }, 8479 { "EpcmdTrimPostfix", 4, 1 }, 8480 { "ERssIp4Pkt", 3, 1 }, 8481 { "ERssIp6Pkt", 2, 1 }, 8482 { "ERssTcpUdpPkt", 1, 1 }, 8483 { "ERssFceFipPkt", 0, 1 }, 8484 { NULL } 8485 }; 8486 8487 static void 8488 tp_la_show(struct sbuf *sb, uint64_t *p, int idx) 8489 { 8490 8491 field_desc_show(sb, *p, tp_la0); 8492 } 8493 8494 static void 8495 tp_la_show2(struct sbuf *sb, uint64_t *p, int idx) 8496 { 8497 8498 if (idx) 8499 sbuf_printf(sb, "\n"); 8500 field_desc_show(sb, p[0], tp_la0); 8501 if (idx < (TPLA_SIZE / 2 - 1) || p[1] != ~0ULL) 8502 field_desc_show(sb, p[1], tp_la0); 8503 } 8504 8505 static void 8506 tp_la_show3(struct sbuf *sb, uint64_t *p, int idx) 8507 { 8508 8509 if (idx) 8510 sbuf_printf(sb, "\n"); 8511 field_desc_show(sb, p[0], tp_la0); 8512 if (idx < (TPLA_SIZE / 2 - 1) || p[1] != ~0ULL) 8513 field_desc_show(sb, p[1], (p[0] & (1 << 17)) ? tp_la2 : tp_la1); 8514 } 8515 8516 static int 8517 sysctl_tp_la(SYSCTL_HANDLER_ARGS) 8518 { 8519 struct adapter *sc = arg1; 8520 struct sbuf *sb; 8521 uint64_t *buf, *p; 8522 int rc; 8523 u_int i, inc; 8524 void (*show_func)(struct sbuf *, uint64_t *, int); 8525 8526 rc = sysctl_wire_old_buffer(req, 0); 8527 if (rc != 0) 8528 return (rc); 8529 8530 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 8531 if (sb == NULL) 8532 return (ENOMEM); 8533 8534 buf = malloc(TPLA_SIZE * sizeof(uint64_t), M_CXGBE, M_ZERO | M_WAITOK); 8535 8536 t4_tp_read_la(sc, buf, NULL); 8537 p = buf; 8538 8539 switch (G_DBGLAMODE(t4_read_reg(sc, A_TP_DBG_LA_CONFIG))) { 8540 case 2: 8541 inc = 2; 8542 show_func = tp_la_show2; 8543 break; 8544 case 3: 8545 inc = 2; 8546 show_func = tp_la_show3; 8547 break; 8548 default: 8549 inc = 1; 8550 show_func = tp_la_show; 8551 } 8552 8553 for (i = 0; i < TPLA_SIZE / inc; i++, p += inc) 8554 (*show_func)(sb, p, i); 8555 8556 rc = sbuf_finish(sb); 8557 sbuf_delete(sb); 8558 free(buf, M_CXGBE); 8559 return (rc); 8560 } 8561 8562 static int 8563 sysctl_tx_rate(SYSCTL_HANDLER_ARGS) 8564 { 8565 struct adapter *sc = arg1; 8566 struct sbuf *sb; 8567 int rc; 8568 u64 nrate[MAX_NCHAN], orate[MAX_NCHAN]; 8569 8570 rc = sysctl_wire_old_buffer(req, 0); 8571 if (rc != 0) 8572 return (rc); 8573 8574 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8575 if (sb == NULL) 8576 return (ENOMEM); 8577 8578 t4_get_chan_txrate(sc, nrate, orate); 8579 8580 if (sc->chip_params->nchan > 2) { 8581 sbuf_printf(sb, " channel 0 channel 1" 8582 " channel 2 channel 3\n"); 8583 sbuf_printf(sb, "NIC B/s: %10ju %10ju %10ju %10ju\n", 8584 nrate[0], nrate[1], nrate[2], nrate[3]); 8585 sbuf_printf(sb, "Offload B/s: %10ju %10ju %10ju %10ju", 8586 orate[0], orate[1], orate[2], orate[3]); 8587 } else { 8588 sbuf_printf(sb, " channel 0 channel 1\n"); 8589 sbuf_printf(sb, "NIC B/s: %10ju %10ju\n", 8590 nrate[0], nrate[1]); 8591 sbuf_printf(sb, "Offload B/s: %10ju %10ju", 8592 orate[0], orate[1]); 8593 } 8594 8595 rc = sbuf_finish(sb); 8596 sbuf_delete(sb); 8597 8598 return (rc); 8599 } 8600 8601 static int 8602 sysctl_ulprx_la(SYSCTL_HANDLER_ARGS) 8603 { 8604 struct adapter *sc = arg1; 8605 struct sbuf *sb; 8606 uint32_t *buf, *p; 8607 int rc, i; 8608 8609 rc = sysctl_wire_old_buffer(req, 0); 8610 if (rc != 0) 8611 return (rc); 8612 8613 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 8614 if (sb == NULL) 8615 return (ENOMEM); 8616 8617 buf = malloc(ULPRX_LA_SIZE * 8 * sizeof(uint32_t), M_CXGBE, 8618 M_ZERO | M_WAITOK); 8619 8620 t4_ulprx_read_la(sc, buf); 8621 p = buf; 8622 8623 sbuf_printf(sb, " Pcmd Type Message" 8624 " Data"); 8625 for (i = 0; i < ULPRX_LA_SIZE; i++, p += 8) { 8626 sbuf_printf(sb, "\n%08x%08x %4x %08x %08x%08x%08x%08x", 8627 p[1], p[0], p[2], p[3], p[7], p[6], p[5], p[4]); 8628 } 8629 8630 rc = sbuf_finish(sb); 8631 sbuf_delete(sb); 8632 free(buf, M_CXGBE); 8633 return (rc); 8634 } 8635 8636 static int 8637 sysctl_wcwr_stats(SYSCTL_HANDLER_ARGS) 8638 { 8639 struct adapter *sc = arg1; 8640 struct sbuf *sb; 8641 int rc, v; 8642 8643 MPASS(chip_id(sc) >= CHELSIO_T5); 8644 8645 rc = sysctl_wire_old_buffer(req, 0); 8646 if (rc != 0) 8647 return (rc); 8648 8649 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 8650 if (sb == NULL) 8651 return (ENOMEM); 8652 8653 v = t4_read_reg(sc, A_SGE_STAT_CFG); 8654 if (G_STATSOURCE_T5(v) == 7) { 8655 int mode; 8656 8657 mode = is_t5(sc) ? G_STATMODE(v) : G_T6_STATMODE(v); 8658 if (mode == 0) { 8659 sbuf_printf(sb, "total %d, incomplete %d", 8660 t4_read_reg(sc, A_SGE_STAT_TOTAL), 8661 t4_read_reg(sc, A_SGE_STAT_MATCH)); 8662 } else if (mode == 1) { 8663 sbuf_printf(sb, "total %d, data overflow %d", 8664 t4_read_reg(sc, A_SGE_STAT_TOTAL), 8665 t4_read_reg(sc, A_SGE_STAT_MATCH)); 8666 } else { 8667 sbuf_printf(sb, "unknown mode %d", mode); 8668 } 8669 } 8670 rc = sbuf_finish(sb); 8671 sbuf_delete(sb); 8672 8673 return (rc); 8674 } 8675 8676 static int 8677 sysctl_cpus(SYSCTL_HANDLER_ARGS) 8678 { 8679 struct adapter *sc = arg1; 8680 enum cpu_sets op = arg2; 8681 cpuset_t cpuset; 8682 struct sbuf *sb; 8683 int i, rc; 8684 8685 MPASS(op == LOCAL_CPUS || op == INTR_CPUS); 8686 8687 CPU_ZERO(&cpuset); 8688 rc = bus_get_cpus(sc->dev, op, sizeof(cpuset), &cpuset); 8689 if (rc != 0) 8690 return (rc); 8691 8692 rc = sysctl_wire_old_buffer(req, 0); 8693 if (rc != 0) 8694 return (rc); 8695 8696 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 8697 if (sb == NULL) 8698 return (ENOMEM); 8699 8700 CPU_FOREACH(i) 8701 sbuf_printf(sb, "%d ", i); 8702 rc = sbuf_finish(sb); 8703 sbuf_delete(sb); 8704 8705 return (rc); 8706 } 8707 8708 #ifdef TCP_OFFLOAD 8709 static int 8710 sysctl_tls_rx_ports(SYSCTL_HANDLER_ARGS) 8711 { 8712 struct adapter *sc = arg1; 8713 int *old_ports, *new_ports; 8714 int i, new_count, rc; 8715 8716 if (req->newptr == NULL && req->oldptr == NULL) 8717 return (SYSCTL_OUT(req, NULL, imax(sc->tt.num_tls_rx_ports, 1) * 8718 sizeof(sc->tt.tls_rx_ports[0]))); 8719 8720 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4tlsrx"); 8721 if (rc) 8722 return (rc); 8723 8724 if (sc->tt.num_tls_rx_ports == 0) { 8725 i = -1; 8726 rc = SYSCTL_OUT(req, &i, sizeof(i)); 8727 } else 8728 rc = SYSCTL_OUT(req, sc->tt.tls_rx_ports, 8729 sc->tt.num_tls_rx_ports * sizeof(sc->tt.tls_rx_ports[0])); 8730 if (rc == 0 && req->newptr != NULL) { 8731 new_count = req->newlen / sizeof(new_ports[0]); 8732 new_ports = malloc(new_count * sizeof(new_ports[0]), M_CXGBE, 8733 M_WAITOK); 8734 rc = SYSCTL_IN(req, new_ports, new_count * 8735 sizeof(new_ports[0])); 8736 if (rc) 8737 goto err; 8738 8739 /* Allow setting to a single '-1' to clear the list. */ 8740 if (new_count == 1 && new_ports[0] == -1) { 8741 ADAPTER_LOCK(sc); 8742 old_ports = sc->tt.tls_rx_ports; 8743 sc->tt.tls_rx_ports = NULL; 8744 sc->tt.num_tls_rx_ports = 0; 8745 ADAPTER_UNLOCK(sc); 8746 free(old_ports, M_CXGBE); 8747 } else { 8748 for (i = 0; i < new_count; i++) { 8749 if (new_ports[i] < 1 || 8750 new_ports[i] > IPPORT_MAX) { 8751 rc = EINVAL; 8752 goto err; 8753 } 8754 } 8755 8756 ADAPTER_LOCK(sc); 8757 old_ports = sc->tt.tls_rx_ports; 8758 sc->tt.tls_rx_ports = new_ports; 8759 sc->tt.num_tls_rx_ports = new_count; 8760 ADAPTER_UNLOCK(sc); 8761 free(old_ports, M_CXGBE); 8762 new_ports = NULL; 8763 } 8764 err: 8765 free(new_ports, M_CXGBE); 8766 } 8767 end_synchronized_op(sc, 0); 8768 return (rc); 8769 } 8770 8771 static void 8772 unit_conv(char *buf, size_t len, u_int val, u_int factor) 8773 { 8774 u_int rem = val % factor; 8775 8776 if (rem == 0) 8777 snprintf(buf, len, "%u", val / factor); 8778 else { 8779 while (rem % 10 == 0) 8780 rem /= 10; 8781 snprintf(buf, len, "%u.%u", val / factor, rem); 8782 } 8783 } 8784 8785 static int 8786 sysctl_tp_tick(SYSCTL_HANDLER_ARGS) 8787 { 8788 struct adapter *sc = arg1; 8789 char buf[16]; 8790 u_int res, re; 8791 u_int cclk_ps = 1000000000 / sc->params.vpd.cclk; 8792 8793 res = t4_read_reg(sc, A_TP_TIMER_RESOLUTION); 8794 switch (arg2) { 8795 case 0: 8796 /* timer_tick */ 8797 re = G_TIMERRESOLUTION(res); 8798 break; 8799 case 1: 8800 /* TCP timestamp tick */ 8801 re = G_TIMESTAMPRESOLUTION(res); 8802 break; 8803 case 2: 8804 /* DACK tick */ 8805 re = G_DELAYEDACKRESOLUTION(res); 8806 break; 8807 default: 8808 return (EDOOFUS); 8809 } 8810 8811 unit_conv(buf, sizeof(buf), (cclk_ps << re), 1000000); 8812 8813 return (sysctl_handle_string(oidp, buf, sizeof(buf), req)); 8814 } 8815 8816 static int 8817 sysctl_tp_dack_timer(SYSCTL_HANDLER_ARGS) 8818 { 8819 struct adapter *sc = arg1; 8820 u_int res, dack_re, v; 8821 u_int cclk_ps = 1000000000 / sc->params.vpd.cclk; 8822 8823 res = t4_read_reg(sc, A_TP_TIMER_RESOLUTION); 8824 dack_re = G_DELAYEDACKRESOLUTION(res); 8825 v = ((cclk_ps << dack_re) / 1000000) * t4_read_reg(sc, A_TP_DACK_TIMER); 8826 8827 return (sysctl_handle_int(oidp, &v, 0, req)); 8828 } 8829 8830 static int 8831 sysctl_tp_timer(SYSCTL_HANDLER_ARGS) 8832 { 8833 struct adapter *sc = arg1; 8834 int reg = arg2; 8835 u_int tre; 8836 u_long tp_tick_us, v; 8837 u_int cclk_ps = 1000000000 / sc->params.vpd.cclk; 8838 8839 MPASS(reg == A_TP_RXT_MIN || reg == A_TP_RXT_MAX || 8840 reg == A_TP_PERS_MIN || reg == A_TP_PERS_MAX || 8841 reg == A_TP_KEEP_IDLE || reg == A_TP_KEEP_INTVL || 8842 reg == A_TP_INIT_SRTT || reg == A_TP_FINWAIT2_TIMER); 8843 8844 tre = G_TIMERRESOLUTION(t4_read_reg(sc, A_TP_TIMER_RESOLUTION)); 8845 tp_tick_us = (cclk_ps << tre) / 1000000; 8846 8847 if (reg == A_TP_INIT_SRTT) 8848 v = tp_tick_us * G_INITSRTT(t4_read_reg(sc, reg)); 8849 else 8850 v = tp_tick_us * t4_read_reg(sc, reg); 8851 8852 return (sysctl_handle_long(oidp, &v, 0, req)); 8853 } 8854 8855 /* 8856 * All fields in TP_SHIFT_CNT are 4b and the starting location of the field is 8857 * passed to this function. 8858 */ 8859 static int 8860 sysctl_tp_shift_cnt(SYSCTL_HANDLER_ARGS) 8861 { 8862 struct adapter *sc = arg1; 8863 int idx = arg2; 8864 u_int v; 8865 8866 MPASS(idx >= 0 && idx <= 24); 8867 8868 v = (t4_read_reg(sc, A_TP_SHIFT_CNT) >> idx) & 0xf; 8869 8870 return (sysctl_handle_int(oidp, &v, 0, req)); 8871 } 8872 8873 static int 8874 sysctl_tp_backoff(SYSCTL_HANDLER_ARGS) 8875 { 8876 struct adapter *sc = arg1; 8877 int idx = arg2; 8878 u_int shift, v, r; 8879 8880 MPASS(idx >= 0 && idx < 16); 8881 8882 r = A_TP_TCP_BACKOFF_REG0 + (idx & ~3); 8883 shift = (idx & 3) << 3; 8884 v = (t4_read_reg(sc, r) >> shift) & M_TIMERBACKOFFINDEX0; 8885 8886 return (sysctl_handle_int(oidp, &v, 0, req)); 8887 } 8888 8889 static int 8890 sysctl_holdoff_tmr_idx_ofld(SYSCTL_HANDLER_ARGS) 8891 { 8892 struct vi_info *vi = arg1; 8893 struct adapter *sc = vi->pi->adapter; 8894 int idx, rc, i; 8895 struct sge_ofld_rxq *ofld_rxq; 8896 uint8_t v; 8897 8898 idx = vi->ofld_tmr_idx; 8899 8900 rc = sysctl_handle_int(oidp, &idx, 0, req); 8901 if (rc != 0 || req->newptr == NULL) 8902 return (rc); 8903 8904 if (idx < 0 || idx >= SGE_NTIMERS) 8905 return (EINVAL); 8906 8907 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 8908 "t4otmr"); 8909 if (rc) 8910 return (rc); 8911 8912 v = V_QINTR_TIMER_IDX(idx) | V_QINTR_CNT_EN(vi->ofld_pktc_idx != -1); 8913 for_each_ofld_rxq(vi, i, ofld_rxq) { 8914 #ifdef atomic_store_rel_8 8915 atomic_store_rel_8(&ofld_rxq->iq.intr_params, v); 8916 #else 8917 ofld_rxq->iq.intr_params = v; 8918 #endif 8919 } 8920 vi->ofld_tmr_idx = idx; 8921 8922 end_synchronized_op(sc, LOCK_HELD); 8923 return (0); 8924 } 8925 8926 static int 8927 sysctl_holdoff_pktc_idx_ofld(SYSCTL_HANDLER_ARGS) 8928 { 8929 struct vi_info *vi = arg1; 8930 struct adapter *sc = vi->pi->adapter; 8931 int idx, rc; 8932 8933 idx = vi->ofld_pktc_idx; 8934 8935 rc = sysctl_handle_int(oidp, &idx, 0, req); 8936 if (rc != 0 || req->newptr == NULL) 8937 return (rc); 8938 8939 if (idx < -1 || idx >= SGE_NCOUNTERS) 8940 return (EINVAL); 8941 8942 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 8943 "t4opktc"); 8944 if (rc) 8945 return (rc); 8946 8947 if (vi->flags & VI_INIT_DONE) 8948 rc = EBUSY; /* cannot be changed once the queues are created */ 8949 else 8950 vi->ofld_pktc_idx = idx; 8951 8952 end_synchronized_op(sc, LOCK_HELD); 8953 return (rc); 8954 } 8955 #endif 8956 8957 static int 8958 get_sge_context(struct adapter *sc, struct t4_sge_context *cntxt) 8959 { 8960 int rc; 8961 8962 if (cntxt->cid > M_CTXTQID) 8963 return (EINVAL); 8964 8965 if (cntxt->mem_id != CTXT_EGRESS && cntxt->mem_id != CTXT_INGRESS && 8966 cntxt->mem_id != CTXT_FLM && cntxt->mem_id != CTXT_CNM) 8967 return (EINVAL); 8968 8969 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ctxt"); 8970 if (rc) 8971 return (rc); 8972 8973 if (sc->flags & FW_OK) { 8974 rc = -t4_sge_ctxt_rd(sc, sc->mbox, cntxt->cid, cntxt->mem_id, 8975 &cntxt->data[0]); 8976 if (rc == 0) 8977 goto done; 8978 } 8979 8980 /* 8981 * Read via firmware failed or wasn't even attempted. Read directly via 8982 * the backdoor. 8983 */ 8984 rc = -t4_sge_ctxt_rd_bd(sc, cntxt->cid, cntxt->mem_id, &cntxt->data[0]); 8985 done: 8986 end_synchronized_op(sc, 0); 8987 return (rc); 8988 } 8989 8990 static int 8991 load_fw(struct adapter *sc, struct t4_data *fw) 8992 { 8993 int rc; 8994 uint8_t *fw_data; 8995 8996 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ldfw"); 8997 if (rc) 8998 return (rc); 8999 9000 /* 9001 * The firmware, with the sole exception of the memory parity error 9002 * handler, runs from memory and not flash. It is almost always safe to 9003 * install a new firmware on a running system. Just set bit 1 in 9004 * hw.cxgbe.dflags or dev.<nexus>.<n>.dflags first. 9005 */ 9006 if (sc->flags & FULL_INIT_DONE && 9007 (sc->debug_flags & DF_LOAD_FW_ANYTIME) == 0) { 9008 rc = EBUSY; 9009 goto done; 9010 } 9011 9012 fw_data = malloc(fw->len, M_CXGBE, M_WAITOK); 9013 if (fw_data == NULL) { 9014 rc = ENOMEM; 9015 goto done; 9016 } 9017 9018 rc = copyin(fw->data, fw_data, fw->len); 9019 if (rc == 0) 9020 rc = -t4_load_fw(sc, fw_data, fw->len); 9021 9022 free(fw_data, M_CXGBE); 9023 done: 9024 end_synchronized_op(sc, 0); 9025 return (rc); 9026 } 9027 9028 static int 9029 load_cfg(struct adapter *sc, struct t4_data *cfg) 9030 { 9031 int rc; 9032 uint8_t *cfg_data = NULL; 9033 9034 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ldcf"); 9035 if (rc) 9036 return (rc); 9037 9038 if (cfg->len == 0) { 9039 /* clear */ 9040 rc = -t4_load_cfg(sc, NULL, 0); 9041 goto done; 9042 } 9043 9044 cfg_data = malloc(cfg->len, M_CXGBE, M_WAITOK); 9045 if (cfg_data == NULL) { 9046 rc = ENOMEM; 9047 goto done; 9048 } 9049 9050 rc = copyin(cfg->data, cfg_data, cfg->len); 9051 if (rc == 0) 9052 rc = -t4_load_cfg(sc, cfg_data, cfg->len); 9053 9054 free(cfg_data, M_CXGBE); 9055 done: 9056 end_synchronized_op(sc, 0); 9057 return (rc); 9058 } 9059 9060 static int 9061 load_boot(struct adapter *sc, struct t4_bootrom *br) 9062 { 9063 int rc; 9064 uint8_t *br_data = NULL; 9065 u_int offset; 9066 9067 if (br->len > 1024 * 1024) 9068 return (EFBIG); 9069 9070 if (br->pf_offset == 0) { 9071 /* pfidx */ 9072 if (br->pfidx_addr > 7) 9073 return (EINVAL); 9074 offset = G_OFFSET(t4_read_reg(sc, PF_REG(br->pfidx_addr, 9075 A_PCIE_PF_EXPROM_OFST))); 9076 } else if (br->pf_offset == 1) { 9077 /* offset */ 9078 offset = G_OFFSET(br->pfidx_addr); 9079 } else { 9080 return (EINVAL); 9081 } 9082 9083 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ldbr"); 9084 if (rc) 9085 return (rc); 9086 9087 if (br->len == 0) { 9088 /* clear */ 9089 rc = -t4_load_boot(sc, NULL, offset, 0); 9090 goto done; 9091 } 9092 9093 br_data = malloc(br->len, M_CXGBE, M_WAITOK); 9094 if (br_data == NULL) { 9095 rc = ENOMEM; 9096 goto done; 9097 } 9098 9099 rc = copyin(br->data, br_data, br->len); 9100 if (rc == 0) 9101 rc = -t4_load_boot(sc, br_data, offset, br->len); 9102 9103 free(br_data, M_CXGBE); 9104 done: 9105 end_synchronized_op(sc, 0); 9106 return (rc); 9107 } 9108 9109 static int 9110 load_bootcfg(struct adapter *sc, struct t4_data *bc) 9111 { 9112 int rc; 9113 uint8_t *bc_data = NULL; 9114 9115 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ldcf"); 9116 if (rc) 9117 return (rc); 9118 9119 if (bc->len == 0) { 9120 /* clear */ 9121 rc = -t4_load_bootcfg(sc, NULL, 0); 9122 goto done; 9123 } 9124 9125 bc_data = malloc(bc->len, M_CXGBE, M_WAITOK); 9126 if (bc_data == NULL) { 9127 rc = ENOMEM; 9128 goto done; 9129 } 9130 9131 rc = copyin(bc->data, bc_data, bc->len); 9132 if (rc == 0) 9133 rc = -t4_load_bootcfg(sc, bc_data, bc->len); 9134 9135 free(bc_data, M_CXGBE); 9136 done: 9137 end_synchronized_op(sc, 0); 9138 return (rc); 9139 } 9140 9141 static int 9142 cudbg_dump(struct adapter *sc, struct t4_cudbg_dump *dump) 9143 { 9144 int rc; 9145 struct cudbg_init *cudbg; 9146 void *handle, *buf; 9147 9148 /* buf is large, don't block if no memory is available */ 9149 buf = malloc(dump->len, M_CXGBE, M_NOWAIT | M_ZERO); 9150 if (buf == NULL) 9151 return (ENOMEM); 9152 9153 handle = cudbg_alloc_handle(); 9154 if (handle == NULL) { 9155 rc = ENOMEM; 9156 goto done; 9157 } 9158 9159 cudbg = cudbg_get_init(handle); 9160 cudbg->adap = sc; 9161 cudbg->print = (cudbg_print_cb)printf; 9162 9163 #ifndef notyet 9164 device_printf(sc->dev, "%s: wr_flash %u, len %u, data %p.\n", 9165 __func__, dump->wr_flash, dump->len, dump->data); 9166 #endif 9167 9168 if (dump->wr_flash) 9169 cudbg->use_flash = 1; 9170 MPASS(sizeof(cudbg->dbg_bitmap) == sizeof(dump->bitmap)); 9171 memcpy(cudbg->dbg_bitmap, dump->bitmap, sizeof(cudbg->dbg_bitmap)); 9172 9173 rc = cudbg_collect(handle, buf, &dump->len); 9174 if (rc != 0) 9175 goto done; 9176 9177 rc = copyout(buf, dump->data, dump->len); 9178 done: 9179 cudbg_free_handle(handle); 9180 free(buf, M_CXGBE); 9181 return (rc); 9182 } 9183 9184 static void 9185 free_offload_policy(struct t4_offload_policy *op) 9186 { 9187 struct offload_rule *r; 9188 int i; 9189 9190 if (op == NULL) 9191 return; 9192 9193 r = &op->rule[0]; 9194 for (i = 0; i < op->nrules; i++, r++) { 9195 free(r->bpf_prog.bf_insns, M_CXGBE); 9196 } 9197 free(op->rule, M_CXGBE); 9198 free(op, M_CXGBE); 9199 } 9200 9201 static int 9202 set_offload_policy(struct adapter *sc, struct t4_offload_policy *uop) 9203 { 9204 int i, rc, len; 9205 struct t4_offload_policy *op, *old; 9206 struct bpf_program *bf; 9207 const struct offload_settings *s; 9208 struct offload_rule *r; 9209 void *u; 9210 9211 if (!is_offload(sc)) 9212 return (ENODEV); 9213 9214 if (uop->nrules == 0) { 9215 /* Delete installed policies. */ 9216 op = NULL; 9217 goto set_policy; 9218 } if (uop->nrules > 256) { /* arbitrary */ 9219 return (E2BIG); 9220 } 9221 9222 /* Copy userspace offload policy to kernel */ 9223 op = malloc(sizeof(*op), M_CXGBE, M_ZERO | M_WAITOK); 9224 op->nrules = uop->nrules; 9225 len = op->nrules * sizeof(struct offload_rule); 9226 op->rule = malloc(len, M_CXGBE, M_ZERO | M_WAITOK); 9227 rc = copyin(uop->rule, op->rule, len); 9228 if (rc) { 9229 free(op->rule, M_CXGBE); 9230 free(op, M_CXGBE); 9231 return (rc); 9232 } 9233 9234 r = &op->rule[0]; 9235 for (i = 0; i < op->nrules; i++, r++) { 9236 9237 /* Validate open_type */ 9238 if (r->open_type != OPEN_TYPE_LISTEN && 9239 r->open_type != OPEN_TYPE_ACTIVE && 9240 r->open_type != OPEN_TYPE_PASSIVE && 9241 r->open_type != OPEN_TYPE_DONTCARE) { 9242 error: 9243 /* 9244 * Rules 0 to i have malloc'd filters that need to be 9245 * freed. Rules i+1 to nrules have userspace pointers 9246 * and should be left alone. 9247 */ 9248 op->nrules = i; 9249 free_offload_policy(op); 9250 return (rc); 9251 } 9252 9253 /* Validate settings */ 9254 s = &r->settings; 9255 if ((s->offload != 0 && s->offload != 1) || 9256 s->cong_algo < -1 || s->cong_algo > CONG_ALG_HIGHSPEED || 9257 s->sched_class < -1 || 9258 s->sched_class >= sc->chip_params->nsched_cls) { 9259 rc = EINVAL; 9260 goto error; 9261 } 9262 9263 bf = &r->bpf_prog; 9264 u = bf->bf_insns; /* userspace ptr */ 9265 bf->bf_insns = NULL; 9266 if (bf->bf_len == 0) { 9267 /* legal, matches everything */ 9268 continue; 9269 } 9270 len = bf->bf_len * sizeof(*bf->bf_insns); 9271 bf->bf_insns = malloc(len, M_CXGBE, M_ZERO | M_WAITOK); 9272 rc = copyin(u, bf->bf_insns, len); 9273 if (rc != 0) 9274 goto error; 9275 9276 if (!bpf_validate(bf->bf_insns, bf->bf_len)) { 9277 rc = EINVAL; 9278 goto error; 9279 } 9280 } 9281 set_policy: 9282 rw_wlock(&sc->policy_lock); 9283 old = sc->policy; 9284 sc->policy = op; 9285 rw_wunlock(&sc->policy_lock); 9286 free_offload_policy(old); 9287 9288 return (0); 9289 } 9290 9291 #define MAX_READ_BUF_SIZE (128 * 1024) 9292 static int 9293 read_card_mem(struct adapter *sc, int win, struct t4_mem_range *mr) 9294 { 9295 uint32_t addr, remaining, n; 9296 uint32_t *buf; 9297 int rc; 9298 uint8_t *dst; 9299 9300 rc = validate_mem_range(sc, mr->addr, mr->len); 9301 if (rc != 0) 9302 return (rc); 9303 9304 buf = malloc(min(mr->len, MAX_READ_BUF_SIZE), M_CXGBE, M_WAITOK); 9305 addr = mr->addr; 9306 remaining = mr->len; 9307 dst = (void *)mr->data; 9308 9309 while (remaining) { 9310 n = min(remaining, MAX_READ_BUF_SIZE); 9311 read_via_memwin(sc, 2, addr, buf, n); 9312 9313 rc = copyout(buf, dst, n); 9314 if (rc != 0) 9315 break; 9316 9317 dst += n; 9318 remaining -= n; 9319 addr += n; 9320 } 9321 9322 free(buf, M_CXGBE); 9323 return (rc); 9324 } 9325 #undef MAX_READ_BUF_SIZE 9326 9327 static int 9328 read_i2c(struct adapter *sc, struct t4_i2c_data *i2cd) 9329 { 9330 int rc; 9331 9332 if (i2cd->len == 0 || i2cd->port_id >= sc->params.nports) 9333 return (EINVAL); 9334 9335 if (i2cd->len > sizeof(i2cd->data)) 9336 return (EFBIG); 9337 9338 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4i2crd"); 9339 if (rc) 9340 return (rc); 9341 rc = -t4_i2c_rd(sc, sc->mbox, i2cd->port_id, i2cd->dev_addr, 9342 i2cd->offset, i2cd->len, &i2cd->data[0]); 9343 end_synchronized_op(sc, 0); 9344 9345 return (rc); 9346 } 9347 9348 int 9349 t4_os_find_pci_capability(struct adapter *sc, int cap) 9350 { 9351 int i; 9352 9353 return (pci_find_cap(sc->dev, cap, &i) == 0 ? i : 0); 9354 } 9355 9356 int 9357 t4_os_pci_save_state(struct adapter *sc) 9358 { 9359 device_t dev; 9360 struct pci_devinfo *dinfo; 9361 9362 dev = sc->dev; 9363 dinfo = device_get_ivars(dev); 9364 9365 pci_cfg_save(dev, dinfo, 0); 9366 return (0); 9367 } 9368 9369 int 9370 t4_os_pci_restore_state(struct adapter *sc) 9371 { 9372 device_t dev; 9373 struct pci_devinfo *dinfo; 9374 9375 dev = sc->dev; 9376 dinfo = device_get_ivars(dev); 9377 9378 pci_cfg_restore(dev, dinfo); 9379 return (0); 9380 } 9381 9382 void 9383 t4_os_portmod_changed(struct port_info *pi) 9384 { 9385 struct adapter *sc = pi->adapter; 9386 struct vi_info *vi; 9387 struct ifnet *ifp; 9388 static const char *mod_str[] = { 9389 NULL, "LR", "SR", "ER", "TWINAX", "active TWINAX", "LRM" 9390 }; 9391 9392 MPASS((pi->flags & FIXED_IFMEDIA) == 0); 9393 9394 vi = &pi->vi[0]; 9395 if (begin_synchronized_op(sc, vi, HOLD_LOCK, "t4mod") == 0) { 9396 PORT_LOCK(pi); 9397 build_medialist(pi, &pi->media); 9398 apply_l1cfg(pi); 9399 PORT_UNLOCK(pi); 9400 end_synchronized_op(sc, LOCK_HELD); 9401 } 9402 9403 ifp = vi->ifp; 9404 if (pi->mod_type == FW_PORT_MOD_TYPE_NONE) 9405 if_printf(ifp, "transceiver unplugged.\n"); 9406 else if (pi->mod_type == FW_PORT_MOD_TYPE_UNKNOWN) 9407 if_printf(ifp, "unknown transceiver inserted.\n"); 9408 else if (pi->mod_type == FW_PORT_MOD_TYPE_NOTSUPPORTED) 9409 if_printf(ifp, "unsupported transceiver inserted.\n"); 9410 else if (pi->mod_type > 0 && pi->mod_type < nitems(mod_str)) { 9411 if_printf(ifp, "%dGbps %s transceiver inserted.\n", 9412 port_top_speed(pi), mod_str[pi->mod_type]); 9413 } else { 9414 if_printf(ifp, "transceiver (type %d) inserted.\n", 9415 pi->mod_type); 9416 } 9417 } 9418 9419 void 9420 t4_os_link_changed(struct port_info *pi) 9421 { 9422 struct vi_info *vi; 9423 struct ifnet *ifp; 9424 struct link_config *lc; 9425 int v; 9426 9427 PORT_LOCK_ASSERT_OWNED(pi); 9428 9429 for_each_vi(pi, v, vi) { 9430 ifp = vi->ifp; 9431 if (ifp == NULL) 9432 continue; 9433 9434 lc = &pi->link_cfg; 9435 if (lc->link_ok) { 9436 ifp->if_baudrate = IF_Mbps(lc->speed); 9437 if_link_state_change(ifp, LINK_STATE_UP); 9438 } else { 9439 if_link_state_change(ifp, LINK_STATE_DOWN); 9440 } 9441 } 9442 } 9443 9444 void 9445 t4_iterate(void (*func)(struct adapter *, void *), void *arg) 9446 { 9447 struct adapter *sc; 9448 9449 sx_slock(&t4_list_lock); 9450 SLIST_FOREACH(sc, &t4_list, link) { 9451 /* 9452 * func should not make any assumptions about what state sc is 9453 * in - the only guarantee is that sc->sc_lock is a valid lock. 9454 */ 9455 func(sc, arg); 9456 } 9457 sx_sunlock(&t4_list_lock); 9458 } 9459 9460 static int 9461 t4_ioctl(struct cdev *dev, unsigned long cmd, caddr_t data, int fflag, 9462 struct thread *td) 9463 { 9464 int rc; 9465 struct adapter *sc = dev->si_drv1; 9466 9467 rc = priv_check(td, PRIV_DRIVER); 9468 if (rc != 0) 9469 return (rc); 9470 9471 switch (cmd) { 9472 case CHELSIO_T4_GETREG: { 9473 struct t4_reg *edata = (struct t4_reg *)data; 9474 9475 if ((edata->addr & 0x3) != 0 || edata->addr >= sc->mmio_len) 9476 return (EFAULT); 9477 9478 if (edata->size == 4) 9479 edata->val = t4_read_reg(sc, edata->addr); 9480 else if (edata->size == 8) 9481 edata->val = t4_read_reg64(sc, edata->addr); 9482 else 9483 return (EINVAL); 9484 9485 break; 9486 } 9487 case CHELSIO_T4_SETREG: { 9488 struct t4_reg *edata = (struct t4_reg *)data; 9489 9490 if ((edata->addr & 0x3) != 0 || edata->addr >= sc->mmio_len) 9491 return (EFAULT); 9492 9493 if (edata->size == 4) { 9494 if (edata->val & 0xffffffff00000000) 9495 return (EINVAL); 9496 t4_write_reg(sc, edata->addr, (uint32_t) edata->val); 9497 } else if (edata->size == 8) 9498 t4_write_reg64(sc, edata->addr, edata->val); 9499 else 9500 return (EINVAL); 9501 break; 9502 } 9503 case CHELSIO_T4_REGDUMP: { 9504 struct t4_regdump *regs = (struct t4_regdump *)data; 9505 int reglen = t4_get_regs_len(sc); 9506 uint8_t *buf; 9507 9508 if (regs->len < reglen) { 9509 regs->len = reglen; /* hint to the caller */ 9510 return (ENOBUFS); 9511 } 9512 9513 regs->len = reglen; 9514 buf = malloc(reglen, M_CXGBE, M_WAITOK | M_ZERO); 9515 get_regs(sc, regs, buf); 9516 rc = copyout(buf, regs->data, reglen); 9517 free(buf, M_CXGBE); 9518 break; 9519 } 9520 case CHELSIO_T4_GET_FILTER_MODE: 9521 rc = get_filter_mode(sc, (uint32_t *)data); 9522 break; 9523 case CHELSIO_T4_SET_FILTER_MODE: 9524 rc = set_filter_mode(sc, *(uint32_t *)data); 9525 break; 9526 case CHELSIO_T4_GET_FILTER: 9527 rc = get_filter(sc, (struct t4_filter *)data); 9528 break; 9529 case CHELSIO_T4_SET_FILTER: 9530 rc = set_filter(sc, (struct t4_filter *)data); 9531 break; 9532 case CHELSIO_T4_DEL_FILTER: 9533 rc = del_filter(sc, (struct t4_filter *)data); 9534 break; 9535 case CHELSIO_T4_GET_SGE_CONTEXT: 9536 rc = get_sge_context(sc, (struct t4_sge_context *)data); 9537 break; 9538 case CHELSIO_T4_LOAD_FW: 9539 rc = load_fw(sc, (struct t4_data *)data); 9540 break; 9541 case CHELSIO_T4_GET_MEM: 9542 rc = read_card_mem(sc, 2, (struct t4_mem_range *)data); 9543 break; 9544 case CHELSIO_T4_GET_I2C: 9545 rc = read_i2c(sc, (struct t4_i2c_data *)data); 9546 break; 9547 case CHELSIO_T4_CLEAR_STATS: { 9548 int i, v, bg_map; 9549 u_int port_id = *(uint32_t *)data; 9550 struct port_info *pi; 9551 struct vi_info *vi; 9552 9553 if (port_id >= sc->params.nports) 9554 return (EINVAL); 9555 pi = sc->port[port_id]; 9556 if (pi == NULL) 9557 return (EIO); 9558 9559 /* MAC stats */ 9560 t4_clr_port_stats(sc, pi->tx_chan); 9561 pi->tx_parse_error = 0; 9562 pi->tnl_cong_drops = 0; 9563 mtx_lock(&sc->reg_lock); 9564 for_each_vi(pi, v, vi) { 9565 if (vi->flags & VI_INIT_DONE) 9566 t4_clr_vi_stats(sc, vi->viid); 9567 } 9568 bg_map = pi->mps_bg_map; 9569 v = 0; /* reuse */ 9570 while (bg_map) { 9571 i = ffs(bg_map) - 1; 9572 t4_write_indirect(sc, A_TP_MIB_INDEX, A_TP_MIB_DATA, &v, 9573 1, A_TP_MIB_TNL_CNG_DROP_0 + i); 9574 bg_map &= ~(1 << i); 9575 } 9576 mtx_unlock(&sc->reg_lock); 9577 9578 /* 9579 * Since this command accepts a port, clear stats for 9580 * all VIs on this port. 9581 */ 9582 for_each_vi(pi, v, vi) { 9583 if (vi->flags & VI_INIT_DONE) { 9584 struct sge_rxq *rxq; 9585 struct sge_txq *txq; 9586 struct sge_wrq *wrq; 9587 9588 for_each_rxq(vi, i, rxq) { 9589 #if defined(INET) || defined(INET6) 9590 rxq->lro.lro_queued = 0; 9591 rxq->lro.lro_flushed = 0; 9592 #endif 9593 rxq->rxcsum = 0; 9594 rxq->vlan_extraction = 0; 9595 } 9596 9597 for_each_txq(vi, i, txq) { 9598 txq->txcsum = 0; 9599 txq->tso_wrs = 0; 9600 txq->vlan_insertion = 0; 9601 txq->imm_wrs = 0; 9602 txq->sgl_wrs = 0; 9603 txq->txpkt_wrs = 0; 9604 txq->txpkts0_wrs = 0; 9605 txq->txpkts1_wrs = 0; 9606 txq->txpkts0_pkts = 0; 9607 txq->txpkts1_pkts = 0; 9608 mp_ring_reset_stats(txq->r); 9609 } 9610 9611 #ifdef TCP_OFFLOAD 9612 /* nothing to clear for each ofld_rxq */ 9613 9614 for_each_ofld_txq(vi, i, wrq) { 9615 wrq->tx_wrs_direct = 0; 9616 wrq->tx_wrs_copied = 0; 9617 } 9618 #endif 9619 9620 if (IS_MAIN_VI(vi)) { 9621 wrq = &sc->sge.ctrlq[pi->port_id]; 9622 wrq->tx_wrs_direct = 0; 9623 wrq->tx_wrs_copied = 0; 9624 } 9625 } 9626 } 9627 break; 9628 } 9629 case CHELSIO_T4_SCHED_CLASS: 9630 rc = t4_set_sched_class(sc, (struct t4_sched_params *)data); 9631 break; 9632 case CHELSIO_T4_SCHED_QUEUE: 9633 rc = t4_set_sched_queue(sc, (struct t4_sched_queue *)data); 9634 break; 9635 case CHELSIO_T4_GET_TRACER: 9636 rc = t4_get_tracer(sc, (struct t4_tracer *)data); 9637 break; 9638 case CHELSIO_T4_SET_TRACER: 9639 rc = t4_set_tracer(sc, (struct t4_tracer *)data); 9640 break; 9641 case CHELSIO_T4_LOAD_CFG: 9642 rc = load_cfg(sc, (struct t4_data *)data); 9643 break; 9644 case CHELSIO_T4_LOAD_BOOT: 9645 rc = load_boot(sc, (struct t4_bootrom *)data); 9646 break; 9647 case CHELSIO_T4_LOAD_BOOTCFG: 9648 rc = load_bootcfg(sc, (struct t4_data *)data); 9649 break; 9650 case CHELSIO_T4_CUDBG_DUMP: 9651 rc = cudbg_dump(sc, (struct t4_cudbg_dump *)data); 9652 break; 9653 case CHELSIO_T4_SET_OFLD_POLICY: 9654 rc = set_offload_policy(sc, (struct t4_offload_policy *)data); 9655 break; 9656 default: 9657 rc = ENOTTY; 9658 } 9659 9660 return (rc); 9661 } 9662 9663 void 9664 t4_db_full(struct adapter *sc) 9665 { 9666 9667 CXGBE_UNIMPLEMENTED(__func__); 9668 } 9669 9670 void 9671 t4_db_dropped(struct adapter *sc) 9672 { 9673 9674 CXGBE_UNIMPLEMENTED(__func__); 9675 } 9676 9677 #ifdef TCP_OFFLOAD 9678 static int 9679 toe_capability(struct vi_info *vi, int enable) 9680 { 9681 int rc; 9682 struct port_info *pi = vi->pi; 9683 struct adapter *sc = pi->adapter; 9684 9685 ASSERT_SYNCHRONIZED_OP(sc); 9686 9687 if (!is_offload(sc)) 9688 return (ENODEV); 9689 9690 if (enable) { 9691 if ((vi->ifp->if_capenable & IFCAP_TOE) != 0) { 9692 /* TOE is already enabled. */ 9693 return (0); 9694 } 9695 9696 /* 9697 * We need the port's queues around so that we're able to send 9698 * and receive CPLs to/from the TOE even if the ifnet for this 9699 * port has never been UP'd administratively. 9700 */ 9701 if (!(vi->flags & VI_INIT_DONE)) { 9702 rc = vi_full_init(vi); 9703 if (rc) 9704 return (rc); 9705 } 9706 if (!(pi->vi[0].flags & VI_INIT_DONE)) { 9707 rc = vi_full_init(&pi->vi[0]); 9708 if (rc) 9709 return (rc); 9710 } 9711 9712 if (isset(&sc->offload_map, pi->port_id)) { 9713 /* TOE is enabled on another VI of this port. */ 9714 pi->uld_vis++; 9715 return (0); 9716 } 9717 9718 if (!uld_active(sc, ULD_TOM)) { 9719 rc = t4_activate_uld(sc, ULD_TOM); 9720 if (rc == EAGAIN) { 9721 log(LOG_WARNING, 9722 "You must kldload t4_tom.ko before trying " 9723 "to enable TOE on a cxgbe interface.\n"); 9724 } 9725 if (rc != 0) 9726 return (rc); 9727 KASSERT(sc->tom_softc != NULL, 9728 ("%s: TOM activated but softc NULL", __func__)); 9729 KASSERT(uld_active(sc, ULD_TOM), 9730 ("%s: TOM activated but flag not set", __func__)); 9731 } 9732 9733 /* Activate iWARP and iSCSI too, if the modules are loaded. */ 9734 if (!uld_active(sc, ULD_IWARP)) 9735 (void) t4_activate_uld(sc, ULD_IWARP); 9736 if (!uld_active(sc, ULD_ISCSI)) 9737 (void) t4_activate_uld(sc, ULD_ISCSI); 9738 9739 pi->uld_vis++; 9740 setbit(&sc->offload_map, pi->port_id); 9741 } else { 9742 pi->uld_vis--; 9743 9744 if (!isset(&sc->offload_map, pi->port_id) || pi->uld_vis > 0) 9745 return (0); 9746 9747 KASSERT(uld_active(sc, ULD_TOM), 9748 ("%s: TOM never initialized?", __func__)); 9749 clrbit(&sc->offload_map, pi->port_id); 9750 } 9751 9752 return (0); 9753 } 9754 9755 /* 9756 * Add an upper layer driver to the global list. 9757 */ 9758 int 9759 t4_register_uld(struct uld_info *ui) 9760 { 9761 int rc = 0; 9762 struct uld_info *u; 9763 9764 sx_xlock(&t4_uld_list_lock); 9765 SLIST_FOREACH(u, &t4_uld_list, link) { 9766 if (u->uld_id == ui->uld_id) { 9767 rc = EEXIST; 9768 goto done; 9769 } 9770 } 9771 9772 SLIST_INSERT_HEAD(&t4_uld_list, ui, link); 9773 ui->refcount = 0; 9774 done: 9775 sx_xunlock(&t4_uld_list_lock); 9776 return (rc); 9777 } 9778 9779 int 9780 t4_unregister_uld(struct uld_info *ui) 9781 { 9782 int rc = EINVAL; 9783 struct uld_info *u; 9784 9785 sx_xlock(&t4_uld_list_lock); 9786 9787 SLIST_FOREACH(u, &t4_uld_list, link) { 9788 if (u == ui) { 9789 if (ui->refcount > 0) { 9790 rc = EBUSY; 9791 goto done; 9792 } 9793 9794 SLIST_REMOVE(&t4_uld_list, ui, uld_info, link); 9795 rc = 0; 9796 goto done; 9797 } 9798 } 9799 done: 9800 sx_xunlock(&t4_uld_list_lock); 9801 return (rc); 9802 } 9803 9804 int 9805 t4_activate_uld(struct adapter *sc, int id) 9806 { 9807 int rc; 9808 struct uld_info *ui; 9809 9810 ASSERT_SYNCHRONIZED_OP(sc); 9811 9812 if (id < 0 || id > ULD_MAX) 9813 return (EINVAL); 9814 rc = EAGAIN; /* kldoad the module with this ULD and try again. */ 9815 9816 sx_slock(&t4_uld_list_lock); 9817 9818 SLIST_FOREACH(ui, &t4_uld_list, link) { 9819 if (ui->uld_id == id) { 9820 if (!(sc->flags & FULL_INIT_DONE)) { 9821 rc = adapter_full_init(sc); 9822 if (rc != 0) 9823 break; 9824 } 9825 9826 rc = ui->activate(sc); 9827 if (rc == 0) { 9828 setbit(&sc->active_ulds, id); 9829 ui->refcount++; 9830 } 9831 break; 9832 } 9833 } 9834 9835 sx_sunlock(&t4_uld_list_lock); 9836 9837 return (rc); 9838 } 9839 9840 int 9841 t4_deactivate_uld(struct adapter *sc, int id) 9842 { 9843 int rc; 9844 struct uld_info *ui; 9845 9846 ASSERT_SYNCHRONIZED_OP(sc); 9847 9848 if (id < 0 || id > ULD_MAX) 9849 return (EINVAL); 9850 rc = ENXIO; 9851 9852 sx_slock(&t4_uld_list_lock); 9853 9854 SLIST_FOREACH(ui, &t4_uld_list, link) { 9855 if (ui->uld_id == id) { 9856 rc = ui->deactivate(sc); 9857 if (rc == 0) { 9858 clrbit(&sc->active_ulds, id); 9859 ui->refcount--; 9860 } 9861 break; 9862 } 9863 } 9864 9865 sx_sunlock(&t4_uld_list_lock); 9866 9867 return (rc); 9868 } 9869 9870 int 9871 uld_active(struct adapter *sc, int uld_id) 9872 { 9873 9874 MPASS(uld_id >= 0 && uld_id <= ULD_MAX); 9875 9876 return (isset(&sc->active_ulds, uld_id)); 9877 } 9878 #endif 9879 9880 /* 9881 * t = ptr to tunable. 9882 * nc = number of CPUs. 9883 * c = compiled in default for that tunable. 9884 */ 9885 static void 9886 calculate_nqueues(int *t, int nc, const int c) 9887 { 9888 int nq; 9889 9890 if (*t > 0) 9891 return; 9892 nq = *t < 0 ? -*t : c; 9893 *t = min(nc, nq); 9894 } 9895 9896 /* 9897 * Come up with reasonable defaults for some of the tunables, provided they're 9898 * not set by the user (in which case we'll use the values as is). 9899 */ 9900 static void 9901 tweak_tunables(void) 9902 { 9903 int nc = mp_ncpus; /* our snapshot of the number of CPUs */ 9904 9905 if (t4_ntxq < 1) { 9906 #ifdef RSS 9907 t4_ntxq = rss_getnumbuckets(); 9908 #else 9909 calculate_nqueues(&t4_ntxq, nc, NTXQ); 9910 #endif 9911 } 9912 9913 calculate_nqueues(&t4_ntxq_vi, nc, NTXQ_VI); 9914 9915 if (t4_nrxq < 1) { 9916 #ifdef RSS 9917 t4_nrxq = rss_getnumbuckets(); 9918 #else 9919 calculate_nqueues(&t4_nrxq, nc, NRXQ); 9920 #endif 9921 } 9922 9923 calculate_nqueues(&t4_nrxq_vi, nc, NRXQ_VI); 9924 9925 #if defined(TCP_OFFLOAD) || defined(RATELIMIT) 9926 calculate_nqueues(&t4_nofldtxq, nc, NOFLDTXQ); 9927 calculate_nqueues(&t4_nofldtxq_vi, nc, NOFLDTXQ_VI); 9928 #endif 9929 #ifdef TCP_OFFLOAD 9930 calculate_nqueues(&t4_nofldrxq, nc, NOFLDRXQ); 9931 calculate_nqueues(&t4_nofldrxq_vi, nc, NOFLDRXQ_VI); 9932 9933 if (t4_toecaps_allowed == -1) 9934 t4_toecaps_allowed = FW_CAPS_CONFIG_TOE; 9935 9936 if (t4_rdmacaps_allowed == -1) { 9937 t4_rdmacaps_allowed = FW_CAPS_CONFIG_RDMA_RDDP | 9938 FW_CAPS_CONFIG_RDMA_RDMAC; 9939 } 9940 9941 if (t4_iscsicaps_allowed == -1) { 9942 t4_iscsicaps_allowed = FW_CAPS_CONFIG_ISCSI_INITIATOR_PDU | 9943 FW_CAPS_CONFIG_ISCSI_TARGET_PDU | 9944 FW_CAPS_CONFIG_ISCSI_T10DIF; 9945 } 9946 9947 if (t4_tmr_idx_ofld < 0 || t4_tmr_idx_ofld >= SGE_NTIMERS) 9948 t4_tmr_idx_ofld = TMR_IDX_OFLD; 9949 9950 if (t4_pktc_idx_ofld < -1 || t4_pktc_idx_ofld >= SGE_NCOUNTERS) 9951 t4_pktc_idx_ofld = PKTC_IDX_OFLD; 9952 #else 9953 if (t4_toecaps_allowed == -1) 9954 t4_toecaps_allowed = 0; 9955 9956 if (t4_rdmacaps_allowed == -1) 9957 t4_rdmacaps_allowed = 0; 9958 9959 if (t4_iscsicaps_allowed == -1) 9960 t4_iscsicaps_allowed = 0; 9961 #endif 9962 9963 #ifdef DEV_NETMAP 9964 calculate_nqueues(&t4_nnmtxq_vi, nc, NNMTXQ_VI); 9965 calculate_nqueues(&t4_nnmrxq_vi, nc, NNMRXQ_VI); 9966 #endif 9967 9968 if (t4_tmr_idx < 0 || t4_tmr_idx >= SGE_NTIMERS) 9969 t4_tmr_idx = TMR_IDX; 9970 9971 if (t4_pktc_idx < -1 || t4_pktc_idx >= SGE_NCOUNTERS) 9972 t4_pktc_idx = PKTC_IDX; 9973 9974 if (t4_qsize_txq < 128) 9975 t4_qsize_txq = 128; 9976 9977 if (t4_qsize_rxq < 128) 9978 t4_qsize_rxq = 128; 9979 while (t4_qsize_rxq & 7) 9980 t4_qsize_rxq++; 9981 9982 t4_intr_types &= INTR_MSIX | INTR_MSI | INTR_INTX; 9983 9984 /* 9985 * Number of VIs to create per-port. The first VI is the "main" regular 9986 * VI for the port. The rest are additional virtual interfaces on the 9987 * same physical port. Note that the main VI does not have native 9988 * netmap support but the extra VIs do. 9989 * 9990 * Limit the number of VIs per port to the number of available 9991 * MAC addresses per port. 9992 */ 9993 if (t4_num_vis < 1) 9994 t4_num_vis = 1; 9995 if (t4_num_vis > nitems(vi_mac_funcs)) { 9996 t4_num_vis = nitems(vi_mac_funcs); 9997 printf("cxgbe: number of VIs limited to %d\n", t4_num_vis); 9998 } 9999 10000 if (pcie_relaxed_ordering < 0 || pcie_relaxed_ordering > 2) { 10001 pcie_relaxed_ordering = 1; 10002 #if defined(__i386__) || defined(__amd64__) 10003 if (cpu_vendor_id == CPU_VENDOR_INTEL) 10004 pcie_relaxed_ordering = 0; 10005 #endif 10006 } 10007 } 10008 10009 #ifdef DDB 10010 static void 10011 t4_dump_tcb(struct adapter *sc, int tid) 10012 { 10013 uint32_t base, i, j, off, pf, reg, save, tcb_addr, win_pos; 10014 10015 reg = PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_OFFSET, 2); 10016 save = t4_read_reg(sc, reg); 10017 base = sc->memwin[2].mw_base; 10018 10019 /* Dump TCB for the tid */ 10020 tcb_addr = t4_read_reg(sc, A_TP_CMM_TCB_BASE); 10021 tcb_addr += tid * TCB_SIZE; 10022 10023 if (is_t4(sc)) { 10024 pf = 0; 10025 win_pos = tcb_addr & ~0xf; /* start must be 16B aligned */ 10026 } else { 10027 pf = V_PFNUM(sc->pf); 10028 win_pos = tcb_addr & ~0x7f; /* start must be 128B aligned */ 10029 } 10030 t4_write_reg(sc, reg, win_pos | pf); 10031 t4_read_reg(sc, reg); 10032 10033 off = tcb_addr - win_pos; 10034 for (i = 0; i < 4; i++) { 10035 uint32_t buf[8]; 10036 for (j = 0; j < 8; j++, off += 4) 10037 buf[j] = htonl(t4_read_reg(sc, base + off)); 10038 10039 db_printf("%08x %08x %08x %08x %08x %08x %08x %08x\n", 10040 buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6], 10041 buf[7]); 10042 } 10043 10044 t4_write_reg(sc, reg, save); 10045 t4_read_reg(sc, reg); 10046 } 10047 10048 static void 10049 t4_dump_devlog(struct adapter *sc) 10050 { 10051 struct devlog_params *dparams = &sc->params.devlog; 10052 struct fw_devlog_e e; 10053 int i, first, j, m, nentries, rc; 10054 uint64_t ftstamp = UINT64_MAX; 10055 10056 if (dparams->start == 0) { 10057 db_printf("devlog params not valid\n"); 10058 return; 10059 } 10060 10061 nentries = dparams->size / sizeof(struct fw_devlog_e); 10062 m = fwmtype_to_hwmtype(dparams->memtype); 10063 10064 /* Find the first entry. */ 10065 first = -1; 10066 for (i = 0; i < nentries && !db_pager_quit; i++) { 10067 rc = -t4_mem_read(sc, m, dparams->start + i * sizeof(e), 10068 sizeof(e), (void *)&e); 10069 if (rc != 0) 10070 break; 10071 10072 if (e.timestamp == 0) 10073 break; 10074 10075 e.timestamp = be64toh(e.timestamp); 10076 if (e.timestamp < ftstamp) { 10077 ftstamp = e.timestamp; 10078 first = i; 10079 } 10080 } 10081 10082 if (first == -1) 10083 return; 10084 10085 i = first; 10086 do { 10087 rc = -t4_mem_read(sc, m, dparams->start + i * sizeof(e), 10088 sizeof(e), (void *)&e); 10089 if (rc != 0) 10090 return; 10091 10092 if (e.timestamp == 0) 10093 return; 10094 10095 e.timestamp = be64toh(e.timestamp); 10096 e.seqno = be32toh(e.seqno); 10097 for (j = 0; j < 8; j++) 10098 e.params[j] = be32toh(e.params[j]); 10099 10100 db_printf("%10d %15ju %8s %8s ", 10101 e.seqno, e.timestamp, 10102 (e.level < nitems(devlog_level_strings) ? 10103 devlog_level_strings[e.level] : "UNKNOWN"), 10104 (e.facility < nitems(devlog_facility_strings) ? 10105 devlog_facility_strings[e.facility] : "UNKNOWN")); 10106 db_printf(e.fmt, e.params[0], e.params[1], e.params[2], 10107 e.params[3], e.params[4], e.params[5], e.params[6], 10108 e.params[7]); 10109 10110 if (++i == nentries) 10111 i = 0; 10112 } while (i != first && !db_pager_quit); 10113 } 10114 10115 static struct command_table db_t4_table = LIST_HEAD_INITIALIZER(db_t4_table); 10116 _DB_SET(_show, t4, NULL, db_show_table, 0, &db_t4_table); 10117 10118 DB_FUNC(devlog, db_show_devlog, db_t4_table, CS_OWN, NULL) 10119 { 10120 device_t dev; 10121 int t; 10122 bool valid; 10123 10124 valid = false; 10125 t = db_read_token(); 10126 if (t == tIDENT) { 10127 dev = device_lookup_by_name(db_tok_string); 10128 valid = true; 10129 } 10130 db_skip_to_eol(); 10131 if (!valid) { 10132 db_printf("usage: show t4 devlog <nexus>\n"); 10133 return; 10134 } 10135 10136 if (dev == NULL) { 10137 db_printf("device not found\n"); 10138 return; 10139 } 10140 10141 t4_dump_devlog(device_get_softc(dev)); 10142 } 10143 10144 DB_FUNC(tcb, db_show_t4tcb, db_t4_table, CS_OWN, NULL) 10145 { 10146 device_t dev; 10147 int radix, tid, t; 10148 bool valid; 10149 10150 valid = false; 10151 radix = db_radix; 10152 db_radix = 10; 10153 t = db_read_token(); 10154 if (t == tIDENT) { 10155 dev = device_lookup_by_name(db_tok_string); 10156 t = db_read_token(); 10157 if (t == tNUMBER) { 10158 tid = db_tok_number; 10159 valid = true; 10160 } 10161 } 10162 db_radix = radix; 10163 db_skip_to_eol(); 10164 if (!valid) { 10165 db_printf("usage: show t4 tcb <nexus> <tid>\n"); 10166 return; 10167 } 10168 10169 if (dev == NULL) { 10170 db_printf("device not found\n"); 10171 return; 10172 } 10173 if (tid < 0) { 10174 db_printf("invalid tid\n"); 10175 return; 10176 } 10177 10178 t4_dump_tcb(device_get_softc(dev), tid); 10179 } 10180 #endif 10181 10182 /* 10183 * Borrowed from cesa_prep_aes_key(). 10184 * 10185 * NB: The crypto engine wants the words in the decryption key in reverse 10186 * order. 10187 */ 10188 void 10189 t4_aes_getdeckey(void *dec_key, const void *enc_key, unsigned int kbits) 10190 { 10191 uint32_t ek[4 * (RIJNDAEL_MAXNR + 1)]; 10192 uint32_t *dkey; 10193 int i; 10194 10195 rijndaelKeySetupEnc(ek, enc_key, kbits); 10196 dkey = dec_key; 10197 dkey += (kbits / 8) / 4; 10198 10199 switch (kbits) { 10200 case 128: 10201 for (i = 0; i < 4; i++) 10202 *--dkey = htobe32(ek[4 * 10 + i]); 10203 break; 10204 case 192: 10205 for (i = 0; i < 2; i++) 10206 *--dkey = htobe32(ek[4 * 11 + 2 + i]); 10207 for (i = 0; i < 4; i++) 10208 *--dkey = htobe32(ek[4 * 12 + i]); 10209 break; 10210 case 256: 10211 for (i = 0; i < 4; i++) 10212 *--dkey = htobe32(ek[4 * 13 + i]); 10213 for (i = 0; i < 4; i++) 10214 *--dkey = htobe32(ek[4 * 14 + i]); 10215 break; 10216 } 10217 MPASS(dkey == dec_key); 10218 } 10219 10220 static struct sx mlu; /* mod load unload */ 10221 SX_SYSINIT(cxgbe_mlu, &mlu, "cxgbe mod load/unload"); 10222 10223 static int 10224 mod_event(module_t mod, int cmd, void *arg) 10225 { 10226 int rc = 0; 10227 static int loaded = 0; 10228 10229 switch (cmd) { 10230 case MOD_LOAD: 10231 sx_xlock(&mlu); 10232 if (loaded++ == 0) { 10233 t4_sge_modload(); 10234 t4_register_shared_cpl_handler(CPL_SET_TCB_RPL, 10235 t4_filter_rpl, CPL_COOKIE_FILTER); 10236 t4_register_shared_cpl_handler(CPL_L2T_WRITE_RPL, 10237 do_l2t_write_rpl, CPL_COOKIE_FILTER); 10238 t4_register_shared_cpl_handler(CPL_ACT_OPEN_RPL, 10239 t4_hashfilter_ao_rpl, CPL_COOKIE_HASHFILTER); 10240 t4_register_shared_cpl_handler(CPL_SET_TCB_RPL, 10241 t4_hashfilter_tcb_rpl, CPL_COOKIE_HASHFILTER); 10242 t4_register_shared_cpl_handler(CPL_ABORT_RPL_RSS, 10243 t4_del_hashfilter_rpl, CPL_COOKIE_HASHFILTER); 10244 t4_register_cpl_handler(CPL_TRACE_PKT, t4_trace_pkt); 10245 t4_register_cpl_handler(CPL_T5_TRACE_PKT, t5_trace_pkt); 10246 t4_register_cpl_handler(CPL_SMT_WRITE_RPL, 10247 do_smt_write_rpl); 10248 sx_init(&t4_list_lock, "T4/T5 adapters"); 10249 SLIST_INIT(&t4_list); 10250 #ifdef TCP_OFFLOAD 10251 sx_init(&t4_uld_list_lock, "T4/T5 ULDs"); 10252 SLIST_INIT(&t4_uld_list); 10253 #endif 10254 t4_tracer_modload(); 10255 tweak_tunables(); 10256 } 10257 sx_xunlock(&mlu); 10258 break; 10259 10260 case MOD_UNLOAD: 10261 sx_xlock(&mlu); 10262 if (--loaded == 0) { 10263 int tries; 10264 10265 sx_slock(&t4_list_lock); 10266 if (!SLIST_EMPTY(&t4_list)) { 10267 rc = EBUSY; 10268 sx_sunlock(&t4_list_lock); 10269 goto done_unload; 10270 } 10271 #ifdef TCP_OFFLOAD 10272 sx_slock(&t4_uld_list_lock); 10273 if (!SLIST_EMPTY(&t4_uld_list)) { 10274 rc = EBUSY; 10275 sx_sunlock(&t4_uld_list_lock); 10276 sx_sunlock(&t4_list_lock); 10277 goto done_unload; 10278 } 10279 #endif 10280 tries = 0; 10281 while (tries++ < 5 && t4_sge_extfree_refs() != 0) { 10282 uprintf("%ju clusters with custom free routine " 10283 "still is use.\n", t4_sge_extfree_refs()); 10284 pause("t4unload", 2 * hz); 10285 } 10286 #ifdef TCP_OFFLOAD 10287 sx_sunlock(&t4_uld_list_lock); 10288 #endif 10289 sx_sunlock(&t4_list_lock); 10290 10291 if (t4_sge_extfree_refs() == 0) { 10292 t4_tracer_modunload(); 10293 #ifdef TCP_OFFLOAD 10294 sx_destroy(&t4_uld_list_lock); 10295 #endif 10296 sx_destroy(&t4_list_lock); 10297 t4_sge_modunload(); 10298 loaded = 0; 10299 } else { 10300 rc = EBUSY; 10301 loaded++; /* undo earlier decrement */ 10302 } 10303 } 10304 done_unload: 10305 sx_xunlock(&mlu); 10306 break; 10307 } 10308 10309 return (rc); 10310 } 10311 10312 static devclass_t t4_devclass, t5_devclass, t6_devclass; 10313 static devclass_t cxgbe_devclass, cxl_devclass, cc_devclass; 10314 static devclass_t vcxgbe_devclass, vcxl_devclass, vcc_devclass; 10315 10316 DRIVER_MODULE(t4nex, pci, t4_driver, t4_devclass, mod_event, 0); 10317 MODULE_VERSION(t4nex, 1); 10318 MODULE_DEPEND(t4nex, firmware, 1, 1, 1); 10319 #ifdef DEV_NETMAP 10320 MODULE_DEPEND(t4nex, netmap, 1, 1, 1); 10321 #endif /* DEV_NETMAP */ 10322 10323 DRIVER_MODULE(t5nex, pci, t5_driver, t5_devclass, mod_event, 0); 10324 MODULE_VERSION(t5nex, 1); 10325 MODULE_DEPEND(t5nex, firmware, 1, 1, 1); 10326 #ifdef DEV_NETMAP 10327 MODULE_DEPEND(t5nex, netmap, 1, 1, 1); 10328 #endif /* DEV_NETMAP */ 10329 10330 DRIVER_MODULE(t6nex, pci, t6_driver, t6_devclass, mod_event, 0); 10331 MODULE_VERSION(t6nex, 1); 10332 MODULE_DEPEND(t6nex, firmware, 1, 1, 1); 10333 #ifdef DEV_NETMAP 10334 MODULE_DEPEND(t6nex, netmap, 1, 1, 1); 10335 #endif /* DEV_NETMAP */ 10336 10337 DRIVER_MODULE(cxgbe, t4nex, cxgbe_driver, cxgbe_devclass, 0, 0); 10338 MODULE_VERSION(cxgbe, 1); 10339 10340 DRIVER_MODULE(cxl, t5nex, cxl_driver, cxl_devclass, 0, 0); 10341 MODULE_VERSION(cxl, 1); 10342 10343 DRIVER_MODULE(cc, t6nex, cc_driver, cc_devclass, 0, 0); 10344 MODULE_VERSION(cc, 1); 10345 10346 DRIVER_MODULE(vcxgbe, cxgbe, vcxgbe_driver, vcxgbe_devclass, 0, 0); 10347 MODULE_VERSION(vcxgbe, 1); 10348 10349 DRIVER_MODULE(vcxl, cxl, vcxl_driver, vcxl_devclass, 0, 0); 10350 MODULE_VERSION(vcxl, 1); 10351 10352 DRIVER_MODULE(vcc, cc, vcc_driver, vcc_devclass, 0, 0); 10353 MODULE_VERSION(vcc, 1); 10354