1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2007-2017 QLogic Corporation. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 26 * THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 #ifndef ELINK_H 31 #define ELINK_H 32 33 #define ELINK_DEBUG 34 35 36 37 38 39 40 /***********************************************************/ 41 /* CLC Call backs functions */ 42 /***********************************************************/ 43 /* CLC device structure */ 44 struct bxe_softc; 45 46 extern uint32_t elink_cb_reg_read(struct bxe_softc *sc, uint32_t reg_addr); 47 extern void elink_cb_reg_write(struct bxe_softc *sc, uint32_t reg_addr, uint32_t val); 48 /* wb_write - pointer to 2 32 bits vars to be passed to the DMAE*/ 49 extern void elink_cb_reg_wb_write(struct bxe_softc *sc, uint32_t offset, 50 uint32_t *wb_write, uint16_t len); 51 extern void elink_cb_reg_wb_read(struct bxe_softc *sc, uint32_t offset, 52 uint32_t *wb_write, uint16_t len); 53 54 /* mode - 0( LOW ) /1(HIGH)*/ 55 extern uint8_t elink_cb_gpio_write(struct bxe_softc *sc, 56 uint16_t gpio_num, 57 uint8_t mode, uint8_t port); 58 extern uint8_t elink_cb_gpio_mult_write(struct bxe_softc *sc, 59 uint8_t pins, 60 uint8_t mode); 61 62 extern uint32_t elink_cb_gpio_read(struct bxe_softc *sc, uint16_t gpio_num, uint8_t port); 63 extern uint8_t elink_cb_gpio_int_write(struct bxe_softc *sc, 64 uint16_t gpio_num, 65 uint8_t mode, uint8_t port); 66 67 extern uint32_t elink_cb_fw_command(struct bxe_softc *sc, uint32_t command, uint32_t param); 68 69 /* Delay */ 70 extern void elink_cb_udelay(struct bxe_softc *sc, uint32_t microsecond); 71 72 /* This function is called every 1024 bytes downloading of phy firmware. 73 Driver can use it to print to screen indication for download progress */ 74 extern void elink_cb_download_progress(struct bxe_softc *sc, uint32_t cur, uint32_t total); 75 76 /* Each log type has its own parameters */ 77 typedef enum elink_log_id { 78 ELINK_LOG_ID_UNQUAL_IO_MODULE = 0, /* uint8_t port, const char* vendor_name, const char* vendor_pn */ 79 ELINK_LOG_ID_OVER_CURRENT = 1, /* uint8_t port */ 80 ELINK_LOG_ID_PHY_UNINITIALIZED = 2, /* uint8_t port */ 81 ELINK_LOG_ID_MDIO_ACCESS_TIMEOUT= 3, /* No params */ 82 ELINK_LOG_ID_NON_10G_MODULE = 4, /* uint8_t port */ 83 }elink_log_id_t; 84 85 typedef enum elink_status { 86 ELINK_STATUS_OK = 0, 87 ELINK_STATUS_ERROR, 88 ELINK_STATUS_TIMEOUT, 89 ELINK_STATUS_NO_LINK, 90 ELINK_STATUS_INVALID_IMAGE, 91 ELINK_OP_NOT_SUPPORTED = 122 92 } elink_status_t; 93 extern void elink_cb_event_log(struct bxe_softc *sc, const elink_log_id_t log_id, ...); 94 extern void elink_cb_load_warpcore_microcode(void); 95 96 extern uint8_t elink_cb_path_id(struct bxe_softc *sc); 97 98 extern void elink_cb_notify_link_changed(struct bxe_softc *sc); 99 100 #define ELINK_EVENT_LOG_LEVEL_ERROR 1 101 #define ELINK_EVENT_LOG_LEVEL_WARNING 2 102 #define ELINK_EVENT_ID_SFP_UNQUALIFIED_MODULE 1 103 #define ELINK_EVENT_ID_SFP_POWER_FAULT 2 104 105 #define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0])) 106 /* Debug prints */ 107 #ifdef ELINK_DEBUG 108 109 extern void elink_cb_dbg(struct bxe_softc *sc, char *fmt); 110 extern void elink_cb_dbg1(struct bxe_softc *sc, char *fmt, uint32_t arg1); 111 extern void elink_cb_dbg2(struct bxe_softc *sc, char *fmt, uint32_t arg1, uint32_t arg2); 112 extern void elink_cb_dbg3(struct bxe_softc *sc, char *fmt, uint32_t arg1, uint32_t arg2, 113 uint32_t arg3); 114 115 #define ELINK_DEBUG_P0(sc, fmt) elink_cb_dbg(sc, fmt) 116 #define ELINK_DEBUG_P1(sc, fmt, arg1) elink_cb_dbg1(sc, fmt, arg1) 117 #define ELINK_DEBUG_P2(sc, fmt, arg1, arg2) elink_cb_dbg2(sc, fmt, arg1, arg2) 118 #define ELINK_DEBUG_P3(sc, fmt, arg1, arg2, arg3) \ 119 elink_cb_dbg3(sc, fmt, arg1, arg2, arg3) 120 #else 121 #define ELINK_DEBUG_P0(sc, fmt) 122 #define ELINK_DEBUG_P1(sc, fmt, arg1) 123 #define ELINK_DEBUG_P2(sc, fmt, arg1, arg2) 124 #define ELINK_DEBUG_P3(sc, fmt, arg1, arg2, arg3) 125 #endif 126 127 /***********************************************************/ 128 /* Defines */ 129 /***********************************************************/ 130 #define ELINK_DEFAULT_PHY_DEV_ADDR 3 131 #define ELINK_E2_DEFAULT_PHY_DEV_ADDR 5 132 133 134 #define DUPLEX_FULL 1 135 #define DUPLEX_HALF 2 136 137 #define ELINK_FLOW_CTRL_AUTO PORT_FEATURE_FLOW_CONTROL_AUTO 138 #define ELINK_FLOW_CTRL_TX PORT_FEATURE_FLOW_CONTROL_TX 139 #define ELINK_FLOW_CTRL_RX PORT_FEATURE_FLOW_CONTROL_RX 140 #define ELINK_FLOW_CTRL_BOTH PORT_FEATURE_FLOW_CONTROL_BOTH 141 #define ELINK_FLOW_CTRL_NONE PORT_FEATURE_FLOW_CONTROL_NONE 142 143 #define ELINK_NET_SERDES_IF_XFI 1 144 #define ELINK_NET_SERDES_IF_SFI 2 145 #define ELINK_NET_SERDES_IF_KR 3 146 #define ELINK_NET_SERDES_IF_DXGXS 4 147 148 #define ELINK_SPEED_AUTO_NEG 0 149 #define ELINK_SPEED_10 10 150 #define ELINK_SPEED_100 100 151 #define ELINK_SPEED_1000 1000 152 #define ELINK_SPEED_2500 2500 153 #define ELINK_SPEED_10000 10000 154 #define ELINK_SPEED_20000 20000 155 156 #define ELINK_I2C_DEV_ADDR_A0 0xa0 157 #define ELINK_I2C_DEV_ADDR_A2 0xa2 158 159 #define ELINK_SFP_EEPROM_PAGE_SIZE 16 160 #define ELINK_SFP_EEPROM_VENDOR_NAME_ADDR 0x14 161 #define ELINK_SFP_EEPROM_VENDOR_NAME_SIZE 16 162 #define ELINK_SFP_EEPROM_VENDOR_OUI_ADDR 0x25 163 #define ELINK_SFP_EEPROM_VENDOR_OUI_SIZE 3 164 #define ELINK_SFP_EEPROM_PART_NO_ADDR 0x28 165 #define ELINK_SFP_EEPROM_PART_NO_SIZE 16 166 #define ELINK_SFP_EEPROM_REVISION_ADDR 0x38 167 #define ELINK_SFP_EEPROM_REVISION_SIZE 4 168 #define ELINK_SFP_EEPROM_SERIAL_ADDR 0x44 169 #define ELINK_SFP_EEPROM_SERIAL_SIZE 16 170 #define ELINK_SFP_EEPROM_DATE_ADDR 0x54 /* ASCII YYMMDD */ 171 #define ELINK_SFP_EEPROM_DATE_SIZE 6 172 #define ELINK_SFP_EEPROM_DIAG_TYPE_ADDR 0x5c 173 #define ELINK_SFP_EEPROM_DIAG_TYPE_SIZE 1 174 #define ELINK_SFP_EEPROM_DIAG_ADDR_CHANGE_REQ (1<<2) 175 #define ELINK_SFP_EEPROM_SFF_8472_COMP_ADDR 0x5e 176 #define ELINK_SFP_EEPROM_SFF_8472_COMP_SIZE 1 177 #define ELINK_SFP_EEPROM_VENDOR_SPECIFIC_ADDR 0x60 178 #define ELINK_SFP_EEPROM_VENDOR_SPECIFIC_SIZE 16 179 180 181 #define ELINK_SFP_EEPROM_A2_CHECKSUM_RANGE 0x5e 182 #define ELINK_SFP_EEPROM_A2_CC_DMI_ADDR 0x5f 183 184 #define ELINK_PWR_FLT_ERR_MSG_LEN 250 185 186 #define ELINK_XGXS_EXT_PHY_TYPE(ext_phy_config) \ 187 ((ext_phy_config) & PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK) 188 #define ELINK_XGXS_EXT_PHY_ADDR(ext_phy_config) \ 189 (((ext_phy_config) & PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> \ 190 PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT) 191 #define ELINK_SERDES_EXT_PHY_TYPE(ext_phy_config) \ 192 ((ext_phy_config) & PORT_HW_CFG_SERDES_EXT_PHY_TYPE_MASK) 193 194 /* Single Media Direct board is the plain 577xx board with CX4/RJ45 jacks */ 195 #define ELINK_SINGLE_MEDIA_DIRECT(params) (params->num_phys == 1) 196 /* Single Media board contains single external phy */ 197 #define ELINK_SINGLE_MEDIA(params) (params->num_phys == 2) 198 /* Dual Media board contains two external phy with different media */ 199 #define ELINK_DUAL_MEDIA(params) (params->num_phys == 3) 200 201 #define ELINK_FW_PARAM_PHY_ADDR_MASK 0x000000FF 202 #define ELINK_FW_PARAM_PHY_TYPE_MASK 0x0000FF00 203 #define ELINK_FW_PARAM_MDIO_CTRL_MASK 0xFFFF0000 204 #define ELINK_FW_PARAM_MDIO_CTRL_OFFSET 16 205 #define ELINK_FW_PARAM_PHY_ADDR(fw_param) (fw_param & \ 206 ELINK_FW_PARAM_PHY_ADDR_MASK) 207 #define ELINK_FW_PARAM_PHY_TYPE(fw_param) (fw_param & \ 208 ELINK_FW_PARAM_PHY_TYPE_MASK) 209 #define ELINK_FW_PARAM_MDIO_CTRL(fw_param) ((fw_param & \ 210 ELINK_FW_PARAM_MDIO_CTRL_MASK) >> \ 211 ELINK_FW_PARAM_MDIO_CTRL_OFFSET) 212 #define ELINK_FW_PARAM_SET(phy_addr, phy_type, mdio_access) \ 213 (phy_addr | phy_type | mdio_access << ELINK_FW_PARAM_MDIO_CTRL_OFFSET) 214 215 216 #define ELINK_PFC_BRB_FULL_LB_XOFF_THRESHOLD 170 217 #define ELINK_PFC_BRB_FULL_LB_XON_THRESHOLD 250 218 219 #define ELINK_MAXVAL(a, b) (((a) > (b)) ? (a) : (b)) 220 221 #define ELINK_BMAC_CONTROL_RX_ENABLE 2 222 /***********************************************************/ 223 /* Structs */ 224 /***********************************************************/ 225 #define ELINK_INT_PHY 0 226 #define ELINK_EXT_PHY1 1 227 #define ELINK_EXT_PHY2 2 228 #define ELINK_MAX_PHYS 3 229 230 /* Same configuration is shared between the XGXS and the first external phy */ 231 #define ELINK_LINK_CONFIG_SIZE (ELINK_MAX_PHYS - 1) 232 #define ELINK_LINK_CONFIG_IDX(_phy_idx) ((_phy_idx == ELINK_INT_PHY) ? \ 233 0 : (_phy_idx - 1)) 234 /***********************************************************/ 235 /* elink_phy struct */ 236 /* Defines the required arguments and function per phy */ 237 /***********************************************************/ 238 struct elink_vars; 239 struct elink_params; 240 struct elink_phy; 241 242 typedef uint8_t (*config_init_t)(struct elink_phy *phy, struct elink_params *params, 243 struct elink_vars *vars); 244 typedef uint8_t (*read_status_t)(struct elink_phy *phy, struct elink_params *params, 245 struct elink_vars *vars); 246 typedef void (*link_reset_t)(struct elink_phy *phy, 247 struct elink_params *params); 248 typedef void (*config_loopback_t)(struct elink_phy *phy, 249 struct elink_params *params); 250 typedef uint8_t (*format_fw_ver_t)(uint32_t raw, uint8_t *str, uint16_t *len); 251 typedef void (*hw_reset_t)(struct elink_phy *phy, struct elink_params *params); 252 typedef void (*set_link_led_t)(struct elink_phy *phy, 253 struct elink_params *params, uint8_t mode); 254 typedef void (*phy_specific_func_t)(struct elink_phy *phy, 255 struct elink_params *params, uint32_t action); 256 struct elink_reg_set { 257 uint8_t devad; 258 uint16_t reg; 259 uint16_t val; 260 }; 261 262 struct elink_phy { 263 uint32_t type; 264 265 /* Loaded during init */ 266 uint8_t addr; 267 uint8_t def_md_devad; 268 uint16_t flags; 269 /* No Over-Current detection */ 270 #define ELINK_FLAGS_NOC (1<<1) 271 /* Fan failure detection required */ 272 #define ELINK_FLAGS_FAN_FAILURE_DET_REQ (1<<2) 273 /* Initialize first the XGXS and only then the phy itself */ 274 #define ELINK_FLAGS_INIT_XGXS_FIRST (1<<3) 275 #define ELINK_FLAGS_WC_DUAL_MODE (1<<4) 276 #define ELINK_FLAGS_4_PORT_MODE (1<<5) 277 #define ELINK_FLAGS_REARM_LATCH_SIGNAL (1<<6) 278 #define ELINK_FLAGS_SFP_NOT_APPROVED (1<<7) 279 #define ELINK_FLAGS_MDC_MDIO_WA (1<<8) 280 #define ELINK_FLAGS_DUMMY_READ (1<<9) 281 #define ELINK_FLAGS_MDC_MDIO_WA_B0 (1<<10) 282 #define ELINK_FLAGS_SFP_MODULE_PLUGGED_IN_WC (1<<11) 283 #define ELINK_FLAGS_TX_ERROR_CHECK (1<<12) 284 #define ELINK_FLAGS_EEE (1<<13) 285 #define ELINK_FLAGS_TEMPERATURE (1<<14) 286 #define ELINK_FLAGS_MDC_MDIO_WA_G (1<<15) 287 288 /* preemphasis values for the rx side */ 289 uint16_t rx_preemphasis[4]; 290 291 /* preemphasis values for the tx side */ 292 uint16_t tx_preemphasis[4]; 293 294 /* EMAC address for access MDIO */ 295 uint32_t mdio_ctrl; 296 297 uint32_t supported; 298 #define ELINK_SUPPORTED_10baseT_Half (1<<0) 299 #define ELINK_SUPPORTED_10baseT_Full (1<<1) 300 #define ELINK_SUPPORTED_100baseT_Half (1<<2) 301 #define ELINK_SUPPORTED_100baseT_Full (1<<3) 302 #define ELINK_SUPPORTED_1000baseT_Full (1<<4) 303 #define ELINK_SUPPORTED_2500baseX_Full (1<<5) 304 #define ELINK_SUPPORTED_10000baseT_Full (1<<6) 305 #define ELINK_SUPPORTED_TP (1<<7) 306 #define ELINK_SUPPORTED_FIBRE (1<<8) 307 #define ELINK_SUPPORTED_Autoneg (1<<9) 308 #define ELINK_SUPPORTED_Pause (1<<10) 309 #define ELINK_SUPPORTED_Asym_Pause (1<<11) 310 #define ELINK_SUPPORTED_1000baseKX_Full (1<<17) 311 #define ELINK_SUPPORTED_10000baseKR_Full (1<<19) 312 #define ELINK_SUPPORTED_20000baseMLD2_Full (1<<21) 313 #define ELINK_SUPPORTED_20000baseKR2_Full (1<<22) 314 315 uint32_t media_type; 316 #define ELINK_ETH_PHY_UNSPECIFIED 0x0 317 #define ELINK_ETH_PHY_SFPP_10G_FIBER 0x1 318 #define ELINK_ETH_PHY_XFP_FIBER 0x2 319 #define ELINK_ETH_PHY_DA_TWINAX 0x3 320 #define ELINK_ETH_PHY_BASE_T 0x4 321 #define ELINK_ETH_PHY_SFP_1G_FIBER 0x5 322 #define ELINK_ETH_PHY_KR 0xf0 323 #define ELINK_ETH_PHY_CX4 0xf1 324 #define ELINK_ETH_PHY_NOT_PRESENT 0xff 325 326 /* The address in which version is located*/ 327 uint32_t ver_addr; 328 329 uint16_t req_flow_ctrl; 330 331 uint16_t req_line_speed; 332 333 uint32_t speed_cap_mask; 334 335 uint16_t req_duplex; 336 uint16_t rsrv; 337 /* Called per phy/port init, and it configures LASI, speed, autoneg, 338 duplex, flow control negotiation, etc. */ 339 config_init_t config_init; 340 341 /* Called due to interrupt. It determines the link, speed */ 342 read_status_t read_status; 343 344 /* Called when driver is unloading. Should reset the phy */ 345 link_reset_t link_reset; 346 347 /* Set the loopback configuration for the phy */ 348 config_loopback_t config_loopback; 349 350 /* Format the given raw number into str up to len */ 351 format_fw_ver_t format_fw_ver; 352 353 /* Reset the phy (both ports) */ 354 hw_reset_t hw_reset; 355 356 /* Set link led mode (on/off/oper)*/ 357 set_link_led_t set_link_led; 358 359 /* PHY Specific tasks */ 360 phy_specific_func_t phy_specific_func; 361 #define ELINK_DISABLE_TX 1 362 #define ELINK_ENABLE_TX 2 363 #define ELINK_PHY_INIT 3 364 }; 365 366 /* Inputs parameters to the CLC */ 367 struct elink_params { 368 369 uint8_t port; 370 371 /* Default / User Configuration */ 372 uint8_t loopback_mode; 373 #define ELINK_LOOPBACK_NONE 0 374 #define ELINK_LOOPBACK_EMAC 1 375 #define ELINK_LOOPBACK_BMAC 2 376 #define ELINK_LOOPBACK_XGXS 3 377 #define ELINK_LOOPBACK_EXT_PHY 4 378 #define ELINK_LOOPBACK_EXT 5 379 #define ELINK_LOOPBACK_UMAC 6 380 #define ELINK_LOOPBACK_XMAC 7 381 382 /* Device parameters */ 383 uint8_t mac_addr[6]; 384 385 uint16_t req_duplex[ELINK_LINK_CONFIG_SIZE]; 386 uint16_t req_flow_ctrl[ELINK_LINK_CONFIG_SIZE]; 387 388 uint16_t req_line_speed[ELINK_LINK_CONFIG_SIZE]; /* Also determine AutoNeg */ 389 390 /* shmem parameters */ 391 uint32_t shmem_base; 392 uint32_t shmem2_base; 393 uint32_t speed_cap_mask[ELINK_LINK_CONFIG_SIZE]; 394 uint32_t switch_cfg; 395 #define ELINK_SWITCH_CFG_1G PORT_FEATURE_CON_SWITCH_1G_SWITCH 396 #define ELINK_SWITCH_CFG_10G PORT_FEATURE_CON_SWITCH_10G_SWITCH 397 #define ELINK_SWITCH_CFG_AUTO_DETECT PORT_FEATURE_CON_SWITCH_AUTO_DETECT 398 399 uint32_t lane_config; 400 401 /* Phy register parameter */ 402 uint32_t chip_id; 403 404 /* features */ 405 uint32_t feature_config_flags; 406 #define ELINK_FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED (1<<0) 407 #define ELINK_FEATURE_CONFIG_PFC_ENABLED (1<<1) 408 #define ELINK_FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY (1<<2) 409 #define ELINK_FEATURE_CONFIG_BC_SUPPORTS_DUAL_PHY_OPT_MDL_VRFY (1<<3) 410 #define ELINK_FEATURE_CONFIG_EMUL_DISABLE_EMAC (1<<4) 411 #define ELINK_FEATURE_CONFIG_EMUL_DISABLE_BMAC (1<<5) 412 #define ELINK_FEATURE_CONFIG_EMUL_DISABLE_UMAC (1<<6) 413 #define ELINK_FEATURE_CONFIG_EMUL_DISABLE_XMAC (1<<7) 414 #define ELINK_FEATURE_CONFIG_BC_SUPPORTS_AFEX (1<<8) 415 #define ELINK_FEATURE_CONFIG_AUTOGREEEN_ENABLED (1<<9) 416 #define ELINK_FEATURE_CONFIG_BC_SUPPORTS_SFP_TX_DISABLED (1<<10) 417 #define ELINK_FEATURE_CONFIG_DISABLE_REMOTE_FAULT_DET (1<<11) 418 #define ELINK_FEATURE_CONFIG_IEEE_PHY_TEST (1<<12) 419 #define ELINK_FEATURE_CONFIG_MT_SUPPORT (1<<13) 420 #define ELINK_FEATURE_CONFIG_BOOT_FROM_SAN (1<<14) 421 #define ELINK_FEATURE_CONFIG_DISABLE_PD (1<<15) 422 423 /* Will be populated during common init */ 424 struct elink_phy phy[ELINK_MAX_PHYS]; 425 426 /* Will be populated during common init */ 427 uint8_t num_phys; 428 429 uint8_t rsrv; 430 431 /* Used to configure the EEE Tx LPI timer, has several modes of 432 * operation, according to bits 29:28 - 433 * 2'b00: Timer will be configured by nvram, output will be the value 434 * from nvram. 435 * 2'b01: Timer will be configured by nvram, output will be in 436 * microseconds. 437 * 2'b10: bits 1:0 contain an nvram value which will be used instead 438 * of the one located in the nvram. Output will be that value. 439 * 2'b11: bits 19:0 contain the idle timer in microseconds; output 440 * will be in microseconds. 441 * Bits 31:30 should be 2'b11 in order for EEE to be enabled. 442 */ 443 uint32_t eee_mode; 444 #define ELINK_EEE_MODE_NVRAM_BALANCED_TIME (0xa00) 445 #define ELINK_EEE_MODE_NVRAM_AGGRESSIVE_TIME (0x100) 446 #define ELINK_EEE_MODE_NVRAM_LATENCY_TIME (0x6000) 447 #define ELINK_EEE_MODE_NVRAM_MASK (0x3) 448 #define ELINK_EEE_MODE_TIMER_MASK (0xfffff) 449 #define ELINK_EEE_MODE_OUTPUT_TIME (1<<28) 450 #define ELINK_EEE_MODE_OVERRIDE_NVRAM (1<<29) 451 #define ELINK_EEE_MODE_ENABLE_LPI (1<<30) 452 #define ELINK_EEE_MODE_ADV_LPI (1<<31) 453 454 uint16_t hw_led_mode; /* part of the hw_config read from the shmem */ 455 uint32_t multi_phy_config; 456 457 /* Device pointer passed to all callback functions */ 458 struct bxe_softc *sc; 459 uint16_t req_fc_auto_adv; /* Should be set to TX / BOTH when 460 req_flow_ctrl is set to AUTO */ 461 uint16_t link_flags; 462 #define ELINK_LINK_FLAGS_INT_DISABLED (1<<0) 463 #define ELINK_PHY_INITIALIZED (1<<1) 464 uint32_t lfa_base; 465 466 /* The same definitions as the shmem2 parameter */ 467 uint32_t link_attr_sync; 468 }; 469 470 /* Output parameters */ 471 struct elink_vars { 472 uint8_t phy_flags; 473 #define PHY_XGXS_FLAG (1<<0) 474 #define PHY_SGMII_FLAG (1<<1) 475 #define PHY_PHYSICAL_LINK_FLAG (1<<2) 476 #define PHY_HALF_OPEN_CONN_FLAG (1<<3) 477 #define PHY_OVER_CURRENT_FLAG (1<<4) 478 #define PHY_SFP_TX_FAULT_FLAG (1<<5) 479 480 uint8_t mac_type; 481 #define ELINK_MAC_TYPE_NONE 0 482 #define ELINK_MAC_TYPE_EMAC 1 483 #define ELINK_MAC_TYPE_BMAC 2 484 #define ELINK_MAC_TYPE_UMAC 3 485 #define ELINK_MAC_TYPE_XMAC 4 486 487 uint8_t phy_link_up; /* internal phy link indication */ 488 uint8_t link_up; 489 490 uint16_t line_speed; 491 uint16_t duplex; 492 493 uint16_t flow_ctrl; 494 uint16_t ieee_fc; 495 496 /* The same definitions as the shmem parameter */ 497 uint32_t link_status; 498 uint32_t eee_status; 499 uint8_t fault_detected; 500 uint8_t check_kr2_recovery_cnt; 501 #define ELINK_CHECK_KR2_RECOVERY_CNT 5 502 uint16_t periodic_flags; 503 #define ELINK_PERIODIC_FLAGS_LINK_EVENT 0x0001 504 505 uint32_t aeu_int_mask; 506 uint8_t rx_tx_asic_rst; 507 uint8_t turn_to_run_wc_rt; 508 uint16_t rsrv2; 509 510 }; 511 512 /***********************************************************/ 513 /* Functions */ 514 /***********************************************************/ 515 elink_status_t elink_phy_init(struct elink_params *params, struct elink_vars *vars); 516 517 /* Reset the link. Should be called when driver or interface goes down 518 Before calling phy firmware upgrade, the reset_ext_phy should be set 519 to 0 */ 520 elink_status_t elink_link_reset(struct elink_params *params, struct elink_vars *vars, 521 uint8_t reset_ext_phy); 522 elink_status_t elink_lfa_reset(struct elink_params *params, struct elink_vars *vars); 523 /* elink_link_update should be called upon link interrupt */ 524 elink_status_t elink_link_update(struct elink_params *params, struct elink_vars *vars); 525 526 /* use the following phy functions to read/write from external_phy 527 In order to use it to read/write internal phy registers, use 528 ELINK_DEFAULT_PHY_DEV_ADDR as devad, and (_bank + (_addr & 0xf)) as 529 the register */ 530 elink_status_t elink_phy_read(struct elink_params *params, uint8_t phy_addr, 531 uint8_t devad, uint16_t reg, uint16_t *ret_val); 532 533 elink_status_t elink_phy_write(struct elink_params *params, uint8_t phy_addr, 534 uint8_t devad, uint16_t reg, uint16_t val); 535 536 /* Reads the link_status from the shmem, 537 and update the link vars accordingly */ 538 void elink_link_status_update(struct elink_params *input, 539 struct elink_vars *output); 540 /* returns string representing the fw_version of the external phy */ 541 elink_status_t elink_get_ext_phy_fw_version(struct elink_params *params, uint8_t *version, 542 uint16_t len); 543 544 /* Set/Unset the led 545 Basically, the CLC takes care of the led for the link, but in case one needs 546 to set/unset the led unnaturally, set the "mode" to ELINK_LED_MODE_OPER to 547 blink the led, and ELINK_LED_MODE_OFF to set the led off.*/ 548 elink_status_t elink_set_led(struct elink_params *params, 549 struct elink_vars *vars, uint8_t mode, uint32_t speed); 550 #define ELINK_LED_MODE_OFF 0 551 #define ELINK_LED_MODE_ON 1 552 #define ELINK_LED_MODE_OPER 2 553 #define ELINK_LED_MODE_FRONT_PANEL_OFF 3 554 555 /* elink_handle_module_detect_int should be called upon module detection 556 interrupt */ 557 void elink_handle_module_detect_int(struct elink_params *params); 558 559 /* Get the actual link status. In case it returns ELINK_STATUS_OK, link is up, 560 otherwise link is down*/ 561 elink_status_t elink_test_link(struct elink_params *params, struct elink_vars *vars, 562 uint8_t is_serdes); 563 564 565 /* One-time initialization for external phy after power up */ 566 elink_status_t elink_common_init_phy(struct bxe_softc *sc, uint32_t shmem_base_path[], 567 uint32_t shmem2_base_path[], uint32_t chip_id, uint8_t one_port_enabled); 568 569 /* Reset the external PHY using GPIO */ 570 void elink_ext_phy_hw_reset(struct bxe_softc *sc, uint8_t port); 571 572 /* Reset the external of SFX7101 */ 573 void elink_sfx7101_sp_sw_reset(struct bxe_softc *sc, struct elink_phy *phy); 574 575 /* Read "byte_cnt" bytes from address "addr" from the SFP+ EEPROM */ 576 elink_status_t elink_read_sfp_module_eeprom(struct elink_phy *phy, 577 struct elink_params *params, uint8_t dev_addr, 578 uint16_t addr, uint16_t byte_cnt, uint8_t *o_buf); 579 580 void elink_hw_reset_phy(struct elink_params *params); 581 582 /* Check swap bit and adjust PHY order */ 583 uint32_t elink_phy_selection(struct elink_params *params); 584 585 /* Probe the phys on board, and populate them in "params" */ 586 elink_status_t elink_phy_probe(struct elink_params *params); 587 588 /* Checks if fan failure detection is required on one of the phys on board */ 589 uint8_t elink_fan_failure_det_req(struct bxe_softc *sc, uint32_t shmem_base, 590 uint32_t shmem2_base, uint8_t port); 591 592 /* Open / close the gate between the NIG and the BRB */ 593 void elink_set_rx_filter(struct elink_params *params, uint8_t en); 594 595 /* DCBX structs */ 596 597 /* Number of maximum COS per chip */ 598 #define ELINK_DCBX_E2E3_MAX_NUM_COS (2) 599 #define ELINK_DCBX_E3B0_MAX_NUM_COS_PORT0 (6) 600 #define ELINK_DCBX_E3B0_MAX_NUM_COS_PORT1 (3) 601 #define ELINK_DCBX_E3B0_MAX_NUM_COS ( \ 602 ELINK_MAXVAL(ELINK_DCBX_E3B0_MAX_NUM_COS_PORT0, \ 603 ELINK_DCBX_E3B0_MAX_NUM_COS_PORT1)) 604 605 #define ELINK_DCBX_MAX_NUM_COS ( \ 606 ELINK_MAXVAL(ELINK_DCBX_E3B0_MAX_NUM_COS, \ 607 ELINK_DCBX_E2E3_MAX_NUM_COS)) 608 609 /* PFC port configuration params */ 610 struct elink_nig_brb_pfc_port_params { 611 /* NIG */ 612 uint32_t pause_enable; 613 uint32_t llfc_out_en; 614 uint32_t llfc_enable; 615 uint32_t pkt_priority_to_cos; 616 uint8_t num_of_rx_cos_priority_mask; 617 uint32_t rx_cos_priority_mask[ELINK_DCBX_MAX_NUM_COS]; 618 uint32_t llfc_high_priority_classes; 619 uint32_t llfc_low_priority_classes; 620 }; 621 622 623 /* ETS port configuration params */ 624 struct elink_ets_bw_params { 625 uint8_t bw; 626 }; 627 628 struct elink_ets_sp_params { 629 /** 630 * valid values are 0 - 5. 0 is highest strict priority. 631 * There can't be two COS's with the same pri. 632 */ 633 uint8_t pri; 634 }; 635 636 enum elink_cos_state { 637 elink_cos_state_strict = 0, 638 elink_cos_state_bw = 1, 639 }; 640 641 struct elink_ets_cos_params { 642 enum elink_cos_state state ; 643 union { 644 struct elink_ets_bw_params bw_params; 645 struct elink_ets_sp_params sp_params; 646 } params; 647 }; 648 649 struct elink_ets_params { 650 uint8_t num_of_cos; /* Number of valid COS entries*/ 651 struct elink_ets_cos_params cos[ELINK_DCBX_MAX_NUM_COS]; 652 }; 653 654 /* Used to update the PFC attributes in EMAC, BMAC, NIG and BRB 655 * when link is already up 656 */ 657 elink_status_t elink_update_pfc(struct elink_params *params, 658 struct elink_vars *vars, 659 struct elink_nig_brb_pfc_port_params *pfc_params); 660 661 662 /* Used to configure the ETS to disable */ 663 elink_status_t elink_ets_disabled(struct elink_params *params, 664 struct elink_vars *vars); 665 666 /* Used to configure the ETS to BW limited */ 667 void elink_ets_bw_limit(const struct elink_params *params, const uint32_t cos0_bw, 668 const uint32_t cos1_bw); 669 670 /* Used to configure the ETS to strict */ 671 elink_status_t elink_ets_strict(const struct elink_params *params, const uint8_t strict_cos); 672 673 674 /* Configure the COS to ETS according to BW and SP settings.*/ 675 elink_status_t elink_ets_e3b0_config(const struct elink_params *params, 676 const struct elink_vars *vars, 677 struct elink_ets_params *ets_params); 678 /* Read pfc statistic*/ 679 void elink_pfc_statistic(struct elink_params *params, struct elink_vars *vars, 680 uint32_t pfc_frames_sent[2], 681 uint32_t pfc_frames_received[2]); 682 void elink_init_mod_abs_int(struct bxe_softc *sc, struct elink_vars *vars, 683 uint32_t chip_id, uint32_t shmem_base, uint32_t shmem2_base, 684 uint8_t port); 685 //elink_status_t elink_sfp_module_detection(struct elink_phy *phy, 686 // struct elink_params *params); 687 688 void elink_period_func(struct elink_params *params, struct elink_vars *vars); 689 690 //elink_status_t elink_check_half_open_conn(struct elink_params *params, 691 // struct elink_vars *vars, uint8_t notify); 692 693 void elink_enable_pmd_tx(struct elink_params *params); 694 695 696 697 #endif /* ELINK_H */ 698 699