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