1 /******************************************************************************* 2 * 3 * Intel 10 Gigabit PCI Express Linux driver 4 * Copyright(c) 1999 - 2015 Intel Corporation. 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms and conditions of the GNU General Public License, 8 * version 2, as published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 13 * more details. 14 * 15 * The full GNU General Public License is included in this distribution in 16 * the file called "COPYING". 17 * 18 * Contact Information: 19 * Linux NICS <linux.nics@intel.com> 20 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> 21 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 22 * 23 ******************************************************************************/ 24 #include "ixgbe_x540.h" 25 #include "ixgbe_type.h" 26 #include "ixgbe_common.h" 27 #include "ixgbe_phy.h" 28 29 static s32 ixgbe_get_invariants_X550_x(struct ixgbe_hw *hw) 30 { 31 struct ixgbe_mac_info *mac = &hw->mac; 32 struct ixgbe_phy_info *phy = &hw->phy; 33 34 /* Start with X540 invariants, since so simular */ 35 ixgbe_get_invariants_X540(hw); 36 37 if (mac->ops.get_media_type(hw) != ixgbe_media_type_copper) 38 phy->ops.set_phy_power = NULL; 39 40 return 0; 41 } 42 43 /** ixgbe_setup_mux_ctl - Setup ESDP register for I2C mux control 44 * @hw: pointer to hardware structure 45 **/ 46 static void ixgbe_setup_mux_ctl(struct ixgbe_hw *hw) 47 { 48 u32 esdp = IXGBE_READ_REG(hw, IXGBE_ESDP); 49 50 if (hw->bus.lan_id) { 51 esdp &= ~(IXGBE_ESDP_SDP1_NATIVE | IXGBE_ESDP_SDP1); 52 esdp |= IXGBE_ESDP_SDP1_DIR; 53 } 54 esdp &= ~(IXGBE_ESDP_SDP0_NATIVE | IXGBE_ESDP_SDP0_DIR); 55 IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp); 56 IXGBE_WRITE_FLUSH(hw); 57 } 58 59 /** 60 * ixgbe_read_cs4227 - Read CS4227 register 61 * @hw: pointer to hardware structure 62 * @reg: register number to write 63 * @value: pointer to receive value read 64 * 65 * Returns status code 66 */ 67 static s32 ixgbe_read_cs4227(struct ixgbe_hw *hw, u16 reg, u16 *value) 68 { 69 return hw->phy.ops.read_i2c_combined_unlocked(hw, IXGBE_CS4227, reg, 70 value); 71 } 72 73 /** 74 * ixgbe_write_cs4227 - Write CS4227 register 75 * @hw: pointer to hardware structure 76 * @reg: register number to write 77 * @value: value to write to register 78 * 79 * Returns status code 80 */ 81 static s32 ixgbe_write_cs4227(struct ixgbe_hw *hw, u16 reg, u16 value) 82 { 83 return hw->phy.ops.write_i2c_combined_unlocked(hw, IXGBE_CS4227, reg, 84 value); 85 } 86 87 /** 88 * ixgbe_check_cs4227_reg - Perform diag on a CS4227 register 89 * @hw: pointer to hardware structure 90 * @reg: the register to check 91 * 92 * Performs a diagnostic on a register in the CS4227 chip. Returns an error 93 * if it is not operating correctly. 94 * This function assumes that the caller has acquired the proper semaphore. 95 */ 96 static s32 ixgbe_check_cs4227_reg(struct ixgbe_hw *hw, u16 reg) 97 { 98 s32 status; 99 u32 retry; 100 u16 reg_val; 101 102 reg_val = (IXGBE_CS4227_EDC_MODE_DIAG << 1) | 1; 103 status = ixgbe_write_cs4227(hw, reg, reg_val); 104 if (status) 105 return status; 106 for (retry = 0; retry < IXGBE_CS4227_RETRIES; retry++) { 107 msleep(IXGBE_CS4227_CHECK_DELAY); 108 reg_val = 0xFFFF; 109 ixgbe_read_cs4227(hw, reg, ®_val); 110 if (!reg_val) 111 break; 112 } 113 if (reg_val) { 114 hw_err(hw, "CS4227 reg 0x%04X failed diagnostic\n", reg); 115 return status; 116 } 117 118 return 0; 119 } 120 121 /** 122 * ixgbe_get_cs4227_status - Return CS4227 status 123 * @hw: pointer to hardware structure 124 * 125 * Performs a diagnostic on the CS4227 chip. Returns an error if it is 126 * not operating correctly. 127 * This function assumes that the caller has acquired the proper semaphore. 128 */ 129 static s32 ixgbe_get_cs4227_status(struct ixgbe_hw *hw) 130 { 131 s32 status; 132 u16 value = 0; 133 134 /* Exit if the diagnostic has already been performed. */ 135 status = ixgbe_read_cs4227(hw, IXGBE_CS4227_SCRATCH, &value); 136 if (status) 137 return status; 138 if (value == IXGBE_CS4227_RESET_COMPLETE) 139 return 0; 140 141 /* Check port 0. */ 142 status = ixgbe_check_cs4227_reg(hw, IXGBE_CS4227_LINE_SPARE24_LSB); 143 if (status) 144 return status; 145 146 status = ixgbe_check_cs4227_reg(hw, IXGBE_CS4227_HOST_SPARE24_LSB); 147 if (status) 148 return status; 149 150 /* Check port 1. */ 151 status = ixgbe_check_cs4227_reg(hw, IXGBE_CS4227_LINE_SPARE24_LSB + 152 (1 << 12)); 153 if (status) 154 return status; 155 156 return ixgbe_check_cs4227_reg(hw, IXGBE_CS4227_HOST_SPARE24_LSB + 157 (1 << 12)); 158 } 159 160 /** 161 * ixgbe_read_pe - Read register from port expander 162 * @hw: pointer to hardware structure 163 * @reg: register number to read 164 * @value: pointer to receive read value 165 * 166 * Returns status code 167 */ 168 static s32 ixgbe_read_pe(struct ixgbe_hw *hw, u8 reg, u8 *value) 169 { 170 s32 status; 171 172 status = ixgbe_read_i2c_byte_generic_unlocked(hw, reg, IXGBE_PE, value); 173 if (status) 174 hw_err(hw, "port expander access failed with %d\n", status); 175 return status; 176 } 177 178 /** 179 * ixgbe_write_pe - Write register to port expander 180 * @hw: pointer to hardware structure 181 * @reg: register number to write 182 * @value: value to write 183 * 184 * Returns status code 185 */ 186 static s32 ixgbe_write_pe(struct ixgbe_hw *hw, u8 reg, u8 value) 187 { 188 s32 status; 189 190 status = ixgbe_write_i2c_byte_generic_unlocked(hw, reg, IXGBE_PE, 191 value); 192 if (status) 193 hw_err(hw, "port expander access failed with %d\n", status); 194 return status; 195 } 196 197 /** 198 * ixgbe_reset_cs4227 - Reset CS4227 using port expander 199 * @hw: pointer to hardware structure 200 * 201 * This function assumes that the caller has acquired the proper semaphore. 202 * Returns error code 203 */ 204 static s32 ixgbe_reset_cs4227(struct ixgbe_hw *hw) 205 { 206 s32 status; 207 u32 retry; 208 u16 value; 209 u8 reg; 210 211 /* Trigger hard reset. */ 212 status = ixgbe_read_pe(hw, IXGBE_PE_OUTPUT, ®); 213 if (status) 214 return status; 215 reg |= IXGBE_PE_BIT1; 216 status = ixgbe_write_pe(hw, IXGBE_PE_OUTPUT, reg); 217 if (status) 218 return status; 219 220 status = ixgbe_read_pe(hw, IXGBE_PE_CONFIG, ®); 221 if (status) 222 return status; 223 reg &= ~IXGBE_PE_BIT1; 224 status = ixgbe_write_pe(hw, IXGBE_PE_CONFIG, reg); 225 if (status) 226 return status; 227 228 status = ixgbe_read_pe(hw, IXGBE_PE_OUTPUT, ®); 229 if (status) 230 return status; 231 reg &= ~IXGBE_PE_BIT1; 232 status = ixgbe_write_pe(hw, IXGBE_PE_OUTPUT, reg); 233 if (status) 234 return status; 235 236 usleep_range(IXGBE_CS4227_RESET_HOLD, IXGBE_CS4227_RESET_HOLD + 100); 237 238 status = ixgbe_read_pe(hw, IXGBE_PE_OUTPUT, ®); 239 if (status) 240 return status; 241 reg |= IXGBE_PE_BIT1; 242 status = ixgbe_write_pe(hw, IXGBE_PE_OUTPUT, reg); 243 if (status) 244 return status; 245 246 /* Wait for the reset to complete. */ 247 msleep(IXGBE_CS4227_RESET_DELAY); 248 for (retry = 0; retry < IXGBE_CS4227_RETRIES; retry++) { 249 status = ixgbe_read_cs4227(hw, IXGBE_CS4227_EFUSE_STATUS, 250 &value); 251 if (!status && value == IXGBE_CS4227_EEPROM_LOAD_OK) 252 break; 253 msleep(IXGBE_CS4227_CHECK_DELAY); 254 } 255 if (retry == IXGBE_CS4227_RETRIES) { 256 hw_err(hw, "CS4227 reset did not complete\n"); 257 return IXGBE_ERR_PHY; 258 } 259 260 status = ixgbe_read_cs4227(hw, IXGBE_CS4227_EEPROM_STATUS, &value); 261 if (status || !(value & IXGBE_CS4227_EEPROM_LOAD_OK)) { 262 hw_err(hw, "CS4227 EEPROM did not load successfully\n"); 263 return IXGBE_ERR_PHY; 264 } 265 266 return 0; 267 } 268 269 /** 270 * ixgbe_check_cs4227 - Check CS4227 and reset as needed 271 * @hw: pointer to hardware structure 272 */ 273 static void ixgbe_check_cs4227(struct ixgbe_hw *hw) 274 { 275 u32 swfw_mask = hw->phy.phy_semaphore_mask; 276 s32 status; 277 u16 value; 278 u8 retry; 279 280 for (retry = 0; retry < IXGBE_CS4227_RETRIES; retry++) { 281 status = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask); 282 if (status) { 283 hw_err(hw, "semaphore failed with %d\n", status); 284 msleep(IXGBE_CS4227_CHECK_DELAY); 285 continue; 286 } 287 288 /* Get status of reset flow. */ 289 status = ixgbe_read_cs4227(hw, IXGBE_CS4227_SCRATCH, &value); 290 if (!status && value == IXGBE_CS4227_RESET_COMPLETE) 291 goto out; 292 293 if (status || value != IXGBE_CS4227_RESET_PENDING) 294 break; 295 296 /* Reset is pending. Wait and check again. */ 297 hw->mac.ops.release_swfw_sync(hw, swfw_mask); 298 msleep(IXGBE_CS4227_CHECK_DELAY); 299 } 300 /* If still pending, assume other instance failed. */ 301 if (retry == IXGBE_CS4227_RETRIES) { 302 status = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask); 303 if (status) { 304 hw_err(hw, "semaphore failed with %d\n", status); 305 return; 306 } 307 } 308 309 /* Reset the CS4227. */ 310 status = ixgbe_reset_cs4227(hw); 311 if (status) { 312 hw_err(hw, "CS4227 reset failed: %d", status); 313 goto out; 314 } 315 316 /* Reset takes so long, temporarily release semaphore in case the 317 * other driver instance is waiting for the reset indication. 318 */ 319 ixgbe_write_cs4227(hw, IXGBE_CS4227_SCRATCH, 320 IXGBE_CS4227_RESET_PENDING); 321 hw->mac.ops.release_swfw_sync(hw, swfw_mask); 322 usleep_range(10000, 12000); 323 status = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask); 324 if (status) { 325 hw_err(hw, "semaphore failed with %d", status); 326 return; 327 } 328 329 /* Is the CS4227 working correctly? */ 330 status = ixgbe_get_cs4227_status(hw); 331 if (status) { 332 hw_err(hw, "CS4227 status failed: %d", status); 333 goto out; 334 } 335 336 /* Record completion for next time. */ 337 status = ixgbe_write_cs4227(hw, IXGBE_CS4227_SCRATCH, 338 IXGBE_CS4227_RESET_COMPLETE); 339 340 out: 341 hw->mac.ops.release_swfw_sync(hw, swfw_mask); 342 msleep(hw->eeprom.semaphore_delay); 343 } 344 345 /** ixgbe_identify_phy_x550em - Get PHY type based on device id 346 * @hw: pointer to hardware structure 347 * 348 * Returns error code 349 */ 350 static s32 ixgbe_identify_phy_x550em(struct ixgbe_hw *hw) 351 { 352 switch (hw->device_id) { 353 case IXGBE_DEV_ID_X550EM_X_SFP: 354 /* set up for CS4227 usage */ 355 hw->phy.phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM; 356 ixgbe_setup_mux_ctl(hw); 357 ixgbe_check_cs4227(hw); 358 return ixgbe_identify_module_generic(hw); 359 case IXGBE_DEV_ID_X550EM_X_KX4: 360 hw->phy.type = ixgbe_phy_x550em_kx4; 361 break; 362 case IXGBE_DEV_ID_X550EM_X_KR: 363 hw->phy.type = ixgbe_phy_x550em_kr; 364 break; 365 case IXGBE_DEV_ID_X550EM_X_1G_T: 366 case IXGBE_DEV_ID_X550EM_X_10G_T: 367 return ixgbe_identify_phy_generic(hw); 368 default: 369 break; 370 } 371 return 0; 372 } 373 374 static s32 ixgbe_read_phy_reg_x550em(struct ixgbe_hw *hw, u32 reg_addr, 375 u32 device_type, u16 *phy_data) 376 { 377 return IXGBE_NOT_IMPLEMENTED; 378 } 379 380 static s32 ixgbe_write_phy_reg_x550em(struct ixgbe_hw *hw, u32 reg_addr, 381 u32 device_type, u16 phy_data) 382 { 383 return IXGBE_NOT_IMPLEMENTED; 384 } 385 386 /** ixgbe_init_eeprom_params_X550 - Initialize EEPROM params 387 * @hw: pointer to hardware structure 388 * 389 * Initializes the EEPROM parameters ixgbe_eeprom_info within the 390 * ixgbe_hw struct in order to set up EEPROM access. 391 **/ 392 static s32 ixgbe_init_eeprom_params_X550(struct ixgbe_hw *hw) 393 { 394 struct ixgbe_eeprom_info *eeprom = &hw->eeprom; 395 u32 eec; 396 u16 eeprom_size; 397 398 if (eeprom->type == ixgbe_eeprom_uninitialized) { 399 eeprom->semaphore_delay = 10; 400 eeprom->type = ixgbe_flash; 401 402 eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw)); 403 eeprom_size = (u16)((eec & IXGBE_EEC_SIZE) >> 404 IXGBE_EEC_SIZE_SHIFT); 405 eeprom->word_size = 1 << (eeprom_size + 406 IXGBE_EEPROM_WORD_SIZE_SHIFT); 407 408 hw_dbg(hw, "Eeprom params: type = %d, size = %d\n", 409 eeprom->type, eeprom->word_size); 410 } 411 412 return 0; 413 } 414 415 /** 416 * ixgbe_iosf_wait - Wait for IOSF command completion 417 * @hw: pointer to hardware structure 418 * @ctrl: pointer to location to receive final IOSF control value 419 * 420 * Return: failing status on timeout 421 * 422 * Note: ctrl can be NULL if the IOSF control register value is not needed 423 */ 424 static s32 ixgbe_iosf_wait(struct ixgbe_hw *hw, u32 *ctrl) 425 { 426 u32 i, command; 427 428 /* Check every 10 usec to see if the address cycle completed. 429 * The SB IOSF BUSY bit will clear when the operation is 430 * complete. 431 */ 432 for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) { 433 command = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL); 434 if (!(command & IXGBE_SB_IOSF_CTRL_BUSY)) 435 break; 436 usleep_range(10, 20); 437 } 438 if (ctrl) 439 *ctrl = command; 440 if (i == IXGBE_MDIO_COMMAND_TIMEOUT) { 441 hw_dbg(hw, "IOSF wait timed out\n"); 442 return IXGBE_ERR_PHY; 443 } 444 445 return 0; 446 } 447 448 /** ixgbe_read_iosf_sb_reg_x550 - Writes a value to specified register of the 449 * IOSF device 450 * @hw: pointer to hardware structure 451 * @reg_addr: 32 bit PHY register to write 452 * @device_type: 3 bit device type 453 * @phy_data: Pointer to read data from the register 454 **/ 455 static s32 ixgbe_read_iosf_sb_reg_x550(struct ixgbe_hw *hw, u32 reg_addr, 456 u32 device_type, u32 *data) 457 { 458 u32 gssr = IXGBE_GSSR_PHY1_SM | IXGBE_GSSR_PHY0_SM; 459 u32 command, error; 460 s32 ret; 461 462 ret = hw->mac.ops.acquire_swfw_sync(hw, gssr); 463 if (ret) 464 return ret; 465 466 ret = ixgbe_iosf_wait(hw, NULL); 467 if (ret) 468 goto out; 469 470 command = ((reg_addr << IXGBE_SB_IOSF_CTRL_ADDR_SHIFT) | 471 (device_type << IXGBE_SB_IOSF_CTRL_TARGET_SELECT_SHIFT)); 472 473 /* Write IOSF control register */ 474 IXGBE_WRITE_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL, command); 475 476 ret = ixgbe_iosf_wait(hw, &command); 477 478 if ((command & IXGBE_SB_IOSF_CTRL_RESP_STAT_MASK) != 0) { 479 error = (command & IXGBE_SB_IOSF_CTRL_CMPL_ERR_MASK) >> 480 IXGBE_SB_IOSF_CTRL_CMPL_ERR_SHIFT; 481 hw_dbg(hw, "Failed to read, error %x\n", error); 482 return IXGBE_ERR_PHY; 483 } 484 485 if (!ret) 486 *data = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_DATA); 487 488 out: 489 hw->mac.ops.release_swfw_sync(hw, gssr); 490 return ret; 491 } 492 493 /** ixgbe_read_ee_hostif_data_X550 - Read EEPROM word using a host interface 494 * command assuming that the semaphore is already obtained. 495 * @hw: pointer to hardware structure 496 * @offset: offset of word in the EEPROM to read 497 * @data: word read from the EEPROM 498 * 499 * Reads a 16 bit word from the EEPROM using the hostif. 500 **/ 501 static s32 ixgbe_read_ee_hostif_data_X550(struct ixgbe_hw *hw, u16 offset, 502 u16 *data) 503 { 504 s32 status; 505 struct ixgbe_hic_read_shadow_ram buffer; 506 507 buffer.hdr.req.cmd = FW_READ_SHADOW_RAM_CMD; 508 buffer.hdr.req.buf_lenh = 0; 509 buffer.hdr.req.buf_lenl = FW_READ_SHADOW_RAM_LEN; 510 buffer.hdr.req.checksum = FW_DEFAULT_CHECKSUM; 511 512 /* convert offset from words to bytes */ 513 buffer.address = cpu_to_be32(offset * 2); 514 /* one word */ 515 buffer.length = cpu_to_be16(sizeof(u16)); 516 517 status = ixgbe_host_interface_command(hw, (u32 *)&buffer, 518 sizeof(buffer), 519 IXGBE_HI_COMMAND_TIMEOUT, false); 520 if (status) 521 return status; 522 523 *data = (u16)IXGBE_READ_REG_ARRAY(hw, IXGBE_FLEX_MNG, 524 FW_NVM_DATA_OFFSET); 525 526 return 0; 527 } 528 529 /** ixgbe_read_ee_hostif_buffer_X550- Read EEPROM word(s) using hostif 530 * @hw: pointer to hardware structure 531 * @offset: offset of word in the EEPROM to read 532 * @words: number of words 533 * @data: word(s) read from the EEPROM 534 * 535 * Reads a 16 bit word(s) from the EEPROM using the hostif. 536 **/ 537 static s32 ixgbe_read_ee_hostif_buffer_X550(struct ixgbe_hw *hw, 538 u16 offset, u16 words, u16 *data) 539 { 540 struct ixgbe_hic_read_shadow_ram buffer; 541 u32 current_word = 0; 542 u16 words_to_read; 543 s32 status; 544 u32 i; 545 546 /* Take semaphore for the entire operation. */ 547 status = hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM); 548 if (status) { 549 hw_dbg(hw, "EEPROM read buffer - semaphore failed\n"); 550 return status; 551 } 552 553 while (words) { 554 if (words > FW_MAX_READ_BUFFER_SIZE / 2) 555 words_to_read = FW_MAX_READ_BUFFER_SIZE / 2; 556 else 557 words_to_read = words; 558 559 buffer.hdr.req.cmd = FW_READ_SHADOW_RAM_CMD; 560 buffer.hdr.req.buf_lenh = 0; 561 buffer.hdr.req.buf_lenl = FW_READ_SHADOW_RAM_LEN; 562 buffer.hdr.req.checksum = FW_DEFAULT_CHECKSUM; 563 564 /* convert offset from words to bytes */ 565 buffer.address = cpu_to_be32((offset + current_word) * 2); 566 buffer.length = cpu_to_be16(words_to_read * 2); 567 568 status = ixgbe_host_interface_command(hw, (u32 *)&buffer, 569 sizeof(buffer), 570 IXGBE_HI_COMMAND_TIMEOUT, 571 false); 572 if (status) { 573 hw_dbg(hw, "Host interface command failed\n"); 574 goto out; 575 } 576 577 for (i = 0; i < words_to_read; i++) { 578 u32 reg = IXGBE_FLEX_MNG + (FW_NVM_DATA_OFFSET << 2) + 579 2 * i; 580 u32 value = IXGBE_READ_REG(hw, reg); 581 582 data[current_word] = (u16)(value & 0xffff); 583 current_word++; 584 i++; 585 if (i < words_to_read) { 586 value >>= 16; 587 data[current_word] = (u16)(value & 0xffff); 588 current_word++; 589 } 590 } 591 words -= words_to_read; 592 } 593 594 out: 595 hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); 596 return status; 597 } 598 599 /** ixgbe_checksum_ptr_x550 - Checksum one pointer region 600 * @hw: pointer to hardware structure 601 * @ptr: pointer offset in eeprom 602 * @size: size of section pointed by ptr, if 0 first word will be used as size 603 * @csum: address of checksum to update 604 * 605 * Returns error status for any failure 606 **/ 607 static s32 ixgbe_checksum_ptr_x550(struct ixgbe_hw *hw, u16 ptr, 608 u16 size, u16 *csum, u16 *buffer, 609 u32 buffer_size) 610 { 611 u16 buf[256]; 612 s32 status; 613 u16 length, bufsz, i, start; 614 u16 *local_buffer; 615 616 bufsz = sizeof(buf) / sizeof(buf[0]); 617 618 /* Read a chunk at the pointer location */ 619 if (!buffer) { 620 status = ixgbe_read_ee_hostif_buffer_X550(hw, ptr, bufsz, buf); 621 if (status) { 622 hw_dbg(hw, "Failed to read EEPROM image\n"); 623 return status; 624 } 625 local_buffer = buf; 626 } else { 627 if (buffer_size < ptr) 628 return IXGBE_ERR_PARAM; 629 local_buffer = &buffer[ptr]; 630 } 631 632 if (size) { 633 start = 0; 634 length = size; 635 } else { 636 start = 1; 637 length = local_buffer[0]; 638 639 /* Skip pointer section if length is invalid. */ 640 if (length == 0xFFFF || length == 0 || 641 (ptr + length) >= hw->eeprom.word_size) 642 return 0; 643 } 644 645 if (buffer && ((u32)start + (u32)length > buffer_size)) 646 return IXGBE_ERR_PARAM; 647 648 for (i = start; length; i++, length--) { 649 if (i == bufsz && !buffer) { 650 ptr += bufsz; 651 i = 0; 652 if (length < bufsz) 653 bufsz = length; 654 655 /* Read a chunk at the pointer location */ 656 status = ixgbe_read_ee_hostif_buffer_X550(hw, ptr, 657 bufsz, buf); 658 if (status) { 659 hw_dbg(hw, "Failed to read EEPROM image\n"); 660 return status; 661 } 662 } 663 *csum += local_buffer[i]; 664 } 665 return 0; 666 } 667 668 /** ixgbe_calc_checksum_X550 - Calculates and returns the checksum 669 * @hw: pointer to hardware structure 670 * @buffer: pointer to buffer containing calculated checksum 671 * @buffer_size: size of buffer 672 * 673 * Returns a negative error code on error, or the 16-bit checksum 674 **/ 675 static s32 ixgbe_calc_checksum_X550(struct ixgbe_hw *hw, u16 *buffer, 676 u32 buffer_size) 677 { 678 u16 eeprom_ptrs[IXGBE_EEPROM_LAST_WORD + 1]; 679 u16 *local_buffer; 680 s32 status; 681 u16 checksum = 0; 682 u16 pointer, i, size; 683 684 hw->eeprom.ops.init_params(hw); 685 686 if (!buffer) { 687 /* Read pointer area */ 688 status = ixgbe_read_ee_hostif_buffer_X550(hw, 0, 689 IXGBE_EEPROM_LAST_WORD + 1, 690 eeprom_ptrs); 691 if (status) { 692 hw_dbg(hw, "Failed to read EEPROM image\n"); 693 return status; 694 } 695 local_buffer = eeprom_ptrs; 696 } else { 697 if (buffer_size < IXGBE_EEPROM_LAST_WORD) 698 return IXGBE_ERR_PARAM; 699 local_buffer = buffer; 700 } 701 702 /* For X550 hardware include 0x0-0x41 in the checksum, skip the 703 * checksum word itself 704 */ 705 for (i = 0; i <= IXGBE_EEPROM_LAST_WORD; i++) 706 if (i != IXGBE_EEPROM_CHECKSUM) 707 checksum += local_buffer[i]; 708 709 /* Include all data from pointers 0x3, 0x6-0xE. This excludes the 710 * FW, PHY module, and PCIe Expansion/Option ROM pointers. 711 */ 712 for (i = IXGBE_PCIE_ANALOG_PTR_X550; i < IXGBE_FW_PTR; i++) { 713 if (i == IXGBE_PHY_PTR || i == IXGBE_OPTION_ROM_PTR) 714 continue; 715 716 pointer = local_buffer[i]; 717 718 /* Skip pointer section if the pointer is invalid. */ 719 if (pointer == 0xFFFF || pointer == 0 || 720 pointer >= hw->eeprom.word_size) 721 continue; 722 723 switch (i) { 724 case IXGBE_PCIE_GENERAL_PTR: 725 size = IXGBE_IXGBE_PCIE_GENERAL_SIZE; 726 break; 727 case IXGBE_PCIE_CONFIG0_PTR: 728 case IXGBE_PCIE_CONFIG1_PTR: 729 size = IXGBE_PCIE_CONFIG_SIZE; 730 break; 731 default: 732 size = 0; 733 break; 734 } 735 736 status = ixgbe_checksum_ptr_x550(hw, pointer, size, &checksum, 737 buffer, buffer_size); 738 if (status) 739 return status; 740 } 741 742 checksum = (u16)IXGBE_EEPROM_SUM - checksum; 743 744 return (s32)checksum; 745 } 746 747 /** ixgbe_calc_eeprom_checksum_X550 - Calculates and returns the checksum 748 * @hw: pointer to hardware structure 749 * 750 * Returns a negative error code on error, or the 16-bit checksum 751 **/ 752 static s32 ixgbe_calc_eeprom_checksum_X550(struct ixgbe_hw *hw) 753 { 754 return ixgbe_calc_checksum_X550(hw, NULL, 0); 755 } 756 757 /** ixgbe_read_ee_hostif_X550 - Read EEPROM word using a host interface command 758 * @hw: pointer to hardware structure 759 * @offset: offset of word in the EEPROM to read 760 * @data: word read from the EEPROM 761 * 762 * Reads a 16 bit word from the EEPROM using the hostif. 763 **/ 764 static s32 ixgbe_read_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset, u16 *data) 765 { 766 s32 status = 0; 767 768 if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) == 0) { 769 status = ixgbe_read_ee_hostif_data_X550(hw, offset, data); 770 hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); 771 } else { 772 status = IXGBE_ERR_SWFW_SYNC; 773 } 774 775 return status; 776 } 777 778 /** ixgbe_validate_eeprom_checksum_X550 - Validate EEPROM checksum 779 * @hw: pointer to hardware structure 780 * @checksum_val: calculated checksum 781 * 782 * Performs checksum calculation and validates the EEPROM checksum. If the 783 * caller does not need checksum_val, the value can be NULL. 784 **/ 785 static s32 ixgbe_validate_eeprom_checksum_X550(struct ixgbe_hw *hw, 786 u16 *checksum_val) 787 { 788 s32 status; 789 u16 checksum; 790 u16 read_checksum = 0; 791 792 /* Read the first word from the EEPROM. If this times out or fails, do 793 * not continue or we could be in for a very long wait while every 794 * EEPROM read fails 795 */ 796 status = hw->eeprom.ops.read(hw, 0, &checksum); 797 if (status) { 798 hw_dbg(hw, "EEPROM read failed\n"); 799 return status; 800 } 801 802 status = hw->eeprom.ops.calc_checksum(hw); 803 if (status < 0) 804 return status; 805 806 checksum = (u16)(status & 0xffff); 807 808 status = ixgbe_read_ee_hostif_X550(hw, IXGBE_EEPROM_CHECKSUM, 809 &read_checksum); 810 if (status) 811 return status; 812 813 /* Verify read checksum from EEPROM is the same as 814 * calculated checksum 815 */ 816 if (read_checksum != checksum) { 817 status = IXGBE_ERR_EEPROM_CHECKSUM; 818 hw_dbg(hw, "Invalid EEPROM checksum"); 819 } 820 821 /* If the user cares, return the calculated checksum */ 822 if (checksum_val) 823 *checksum_val = checksum; 824 825 return status; 826 } 827 828 /** ixgbe_write_ee_hostif_X550 - Write EEPROM word using hostif 829 * @hw: pointer to hardware structure 830 * @offset: offset of word in the EEPROM to write 831 * @data: word write to the EEPROM 832 * 833 * Write a 16 bit word to the EEPROM using the hostif. 834 **/ 835 static s32 ixgbe_write_ee_hostif_data_X550(struct ixgbe_hw *hw, u16 offset, 836 u16 data) 837 { 838 s32 status; 839 struct ixgbe_hic_write_shadow_ram buffer; 840 841 buffer.hdr.req.cmd = FW_WRITE_SHADOW_RAM_CMD; 842 buffer.hdr.req.buf_lenh = 0; 843 buffer.hdr.req.buf_lenl = FW_WRITE_SHADOW_RAM_LEN; 844 buffer.hdr.req.checksum = FW_DEFAULT_CHECKSUM; 845 846 /* one word */ 847 buffer.length = cpu_to_be16(sizeof(u16)); 848 buffer.data = data; 849 buffer.address = cpu_to_be32(offset * 2); 850 851 status = ixgbe_host_interface_command(hw, (u32 *)&buffer, 852 sizeof(buffer), 853 IXGBE_HI_COMMAND_TIMEOUT, false); 854 return status; 855 } 856 857 /** ixgbe_write_ee_hostif_X550 - Write EEPROM word using hostif 858 * @hw: pointer to hardware structure 859 * @offset: offset of word in the EEPROM to write 860 * @data: word write to the EEPROM 861 * 862 * Write a 16 bit word to the EEPROM using the hostif. 863 **/ 864 static s32 ixgbe_write_ee_hostif_X550(struct ixgbe_hw *hw, u16 offset, u16 data) 865 { 866 s32 status = 0; 867 868 if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM) == 0) { 869 status = ixgbe_write_ee_hostif_data_X550(hw, offset, data); 870 hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); 871 } else { 872 hw_dbg(hw, "write ee hostif failed to get semaphore"); 873 status = IXGBE_ERR_SWFW_SYNC; 874 } 875 876 return status; 877 } 878 879 /** ixgbe_update_flash_X550 - Instruct HW to copy EEPROM to Flash device 880 * @hw: pointer to hardware structure 881 * 882 * Issue a shadow RAM dump to FW to copy EEPROM from shadow RAM to the flash. 883 **/ 884 static s32 ixgbe_update_flash_X550(struct ixgbe_hw *hw) 885 { 886 s32 status = 0; 887 union ixgbe_hic_hdr2 buffer; 888 889 buffer.req.cmd = FW_SHADOW_RAM_DUMP_CMD; 890 buffer.req.buf_lenh = 0; 891 buffer.req.buf_lenl = FW_SHADOW_RAM_DUMP_LEN; 892 buffer.req.checksum = FW_DEFAULT_CHECKSUM; 893 894 status = ixgbe_host_interface_command(hw, (u32 *)&buffer, 895 sizeof(buffer), 896 IXGBE_HI_COMMAND_TIMEOUT, false); 897 return status; 898 } 899 900 /** 901 * ixgbe_get_bus_info_X550em - Set PCI bus info 902 * @hw: pointer to hardware structure 903 * 904 * Sets bus link width and speed to unknown because X550em is 905 * not a PCI device. 906 **/ 907 static s32 ixgbe_get_bus_info_X550em(struct ixgbe_hw *hw) 908 { 909 hw->bus.type = ixgbe_bus_type_internal; 910 hw->bus.width = ixgbe_bus_width_unknown; 911 hw->bus.speed = ixgbe_bus_speed_unknown; 912 913 hw->mac.ops.set_lan_id(hw); 914 915 return 0; 916 } 917 918 /** ixgbe_disable_rx_x550 - Disable RX unit 919 * 920 * Enables the Rx DMA unit for x550 921 **/ 922 static void ixgbe_disable_rx_x550(struct ixgbe_hw *hw) 923 { 924 u32 rxctrl, pfdtxgswc; 925 s32 status; 926 struct ixgbe_hic_disable_rxen fw_cmd; 927 928 rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); 929 if (rxctrl & IXGBE_RXCTRL_RXEN) { 930 pfdtxgswc = IXGBE_READ_REG(hw, IXGBE_PFDTXGSWC); 931 if (pfdtxgswc & IXGBE_PFDTXGSWC_VT_LBEN) { 932 pfdtxgswc &= ~IXGBE_PFDTXGSWC_VT_LBEN; 933 IXGBE_WRITE_REG(hw, IXGBE_PFDTXGSWC, pfdtxgswc); 934 hw->mac.set_lben = true; 935 } else { 936 hw->mac.set_lben = false; 937 } 938 939 fw_cmd.hdr.cmd = FW_DISABLE_RXEN_CMD; 940 fw_cmd.hdr.buf_len = FW_DISABLE_RXEN_LEN; 941 fw_cmd.hdr.checksum = FW_DEFAULT_CHECKSUM; 942 fw_cmd.port_number = (u8)hw->bus.lan_id; 943 944 status = ixgbe_host_interface_command(hw, (u32 *)&fw_cmd, 945 sizeof(struct ixgbe_hic_disable_rxen), 946 IXGBE_HI_COMMAND_TIMEOUT, true); 947 948 /* If we fail - disable RX using register write */ 949 if (status) { 950 rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); 951 if (rxctrl & IXGBE_RXCTRL_RXEN) { 952 rxctrl &= ~IXGBE_RXCTRL_RXEN; 953 IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, rxctrl); 954 } 955 } 956 } 957 } 958 959 /** ixgbe_update_eeprom_checksum_X550 - Updates the EEPROM checksum and flash 960 * @hw: pointer to hardware structure 961 * 962 * After writing EEPROM to shadow RAM using EEWR register, software calculates 963 * checksum and updates the EEPROM and instructs the hardware to update 964 * the flash. 965 **/ 966 static s32 ixgbe_update_eeprom_checksum_X550(struct ixgbe_hw *hw) 967 { 968 s32 status; 969 u16 checksum = 0; 970 971 /* Read the first word from the EEPROM. If this times out or fails, do 972 * not continue or we could be in for a very long wait while every 973 * EEPROM read fails 974 */ 975 status = ixgbe_read_ee_hostif_X550(hw, 0, &checksum); 976 if (status) { 977 hw_dbg(hw, "EEPROM read failed\n"); 978 return status; 979 } 980 981 status = ixgbe_calc_eeprom_checksum_X550(hw); 982 if (status < 0) 983 return status; 984 985 checksum = (u16)(status & 0xffff); 986 987 status = ixgbe_write_ee_hostif_X550(hw, IXGBE_EEPROM_CHECKSUM, 988 checksum); 989 if (status) 990 return status; 991 992 status = ixgbe_update_flash_X550(hw); 993 994 return status; 995 } 996 997 /** ixgbe_write_ee_hostif_buffer_X550 - Write EEPROM word(s) using hostif 998 * @hw: pointer to hardware structure 999 * @offset: offset of word in the EEPROM to write 1000 * @words: number of words 1001 * @data: word(s) write to the EEPROM 1002 * 1003 * 1004 * Write a 16 bit word(s) to the EEPROM using the hostif. 1005 **/ 1006 static s32 ixgbe_write_ee_hostif_buffer_X550(struct ixgbe_hw *hw, 1007 u16 offset, u16 words, 1008 u16 *data) 1009 { 1010 s32 status = 0; 1011 u32 i = 0; 1012 1013 /* Take semaphore for the entire operation. */ 1014 status = hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_EEP_SM); 1015 if (status) { 1016 hw_dbg(hw, "EEPROM write buffer - semaphore failed\n"); 1017 return status; 1018 } 1019 1020 for (i = 0; i < words; i++) { 1021 status = ixgbe_write_ee_hostif_data_X550(hw, offset + i, 1022 data[i]); 1023 if (status) { 1024 hw_dbg(hw, "Eeprom buffered write failed\n"); 1025 break; 1026 } 1027 } 1028 1029 hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_EEP_SM); 1030 1031 return status; 1032 } 1033 1034 /** ixgbe_write_iosf_sb_reg_x550 - Writes a value to specified register of the 1035 * IOSF device 1036 * 1037 * @hw: pointer to hardware structure 1038 * @reg_addr: 32 bit PHY register to write 1039 * @device_type: 3 bit device type 1040 * @data: Data to write to the register 1041 **/ 1042 static s32 ixgbe_write_iosf_sb_reg_x550(struct ixgbe_hw *hw, u32 reg_addr, 1043 u32 device_type, u32 data) 1044 { 1045 u32 gssr = IXGBE_GSSR_PHY1_SM | IXGBE_GSSR_PHY0_SM; 1046 u32 command, error; 1047 s32 ret; 1048 1049 ret = hw->mac.ops.acquire_swfw_sync(hw, gssr); 1050 if (ret) 1051 return ret; 1052 1053 ret = ixgbe_iosf_wait(hw, NULL); 1054 if (ret) 1055 goto out; 1056 1057 command = ((reg_addr << IXGBE_SB_IOSF_CTRL_ADDR_SHIFT) | 1058 (device_type << IXGBE_SB_IOSF_CTRL_TARGET_SELECT_SHIFT)); 1059 1060 /* Write IOSF control register */ 1061 IXGBE_WRITE_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL, command); 1062 1063 /* Write IOSF data register */ 1064 IXGBE_WRITE_REG(hw, IXGBE_SB_IOSF_INDIRECT_DATA, data); 1065 1066 ret = ixgbe_iosf_wait(hw, &command); 1067 1068 if ((command & IXGBE_SB_IOSF_CTRL_RESP_STAT_MASK) != 0) { 1069 error = (command & IXGBE_SB_IOSF_CTRL_CMPL_ERR_MASK) >> 1070 IXGBE_SB_IOSF_CTRL_CMPL_ERR_SHIFT; 1071 hw_dbg(hw, "Failed to write, error %x\n", error); 1072 return IXGBE_ERR_PHY; 1073 } 1074 1075 out: 1076 hw->mac.ops.release_swfw_sync(hw, gssr); 1077 return ret; 1078 } 1079 1080 /** ixgbe_setup_ixfi_x550em - Configure the KR PHY for iXFI mode. 1081 * @hw: pointer to hardware structure 1082 * @speed: the link speed to force 1083 * 1084 * Configures the integrated KR PHY to use iXFI mode. Used to connect an 1085 * internal and external PHY at a specific speed, without autonegotiation. 1086 **/ 1087 static s32 ixgbe_setup_ixfi_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *speed) 1088 { 1089 s32 status; 1090 u32 reg_val; 1091 1092 /* Disable AN and force speed to 10G Serial. */ 1093 status = ixgbe_read_iosf_sb_reg_x550(hw, 1094 IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), 1095 IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); 1096 if (status) 1097 return status; 1098 1099 reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE; 1100 reg_val &= ~IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_MASK; 1101 1102 /* Select forced link speed for internal PHY. */ 1103 switch (*speed) { 1104 case IXGBE_LINK_SPEED_10GB_FULL: 1105 reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_10G; 1106 break; 1107 case IXGBE_LINK_SPEED_1GB_FULL: 1108 reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_FORCE_SPEED_1G; 1109 break; 1110 default: 1111 /* Other link speeds are not supported by internal KR PHY. */ 1112 return IXGBE_ERR_LINK_SETUP; 1113 } 1114 1115 status = ixgbe_write_iosf_sb_reg_x550(hw, 1116 IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), 1117 IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); 1118 if (status) 1119 return status; 1120 1121 /* Disable training protocol FSM. */ 1122 status = ixgbe_read_iosf_sb_reg_x550(hw, 1123 IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id), 1124 IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); 1125 if (status) 1126 return status; 1127 1128 reg_val |= IXGBE_KRM_RX_TRN_LINKUP_CTRL_CONV_WO_PROTOCOL; 1129 status = ixgbe_write_iosf_sb_reg_x550(hw, 1130 IXGBE_KRM_RX_TRN_LINKUP_CTRL(hw->bus.lan_id), 1131 IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); 1132 if (status) 1133 return status; 1134 1135 /* Disable Flex from training TXFFE. */ 1136 status = ixgbe_read_iosf_sb_reg_x550(hw, 1137 IXGBE_KRM_DSP_TXFFE_STATE_4(hw->bus.lan_id), 1138 IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); 1139 if (status) 1140 return status; 1141 1142 reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_C0_EN; 1143 reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CP1_CN1_EN; 1144 reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CO_ADAPT_EN; 1145 status = ixgbe_write_iosf_sb_reg_x550(hw, 1146 IXGBE_KRM_DSP_TXFFE_STATE_4(hw->bus.lan_id), 1147 IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); 1148 if (status) 1149 return status; 1150 1151 status = ixgbe_read_iosf_sb_reg_x550(hw, 1152 IXGBE_KRM_DSP_TXFFE_STATE_5(hw->bus.lan_id), 1153 IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); 1154 if (status) 1155 return status; 1156 1157 reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_C0_EN; 1158 reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CP1_CN1_EN; 1159 reg_val &= ~IXGBE_KRM_DSP_TXFFE_STATE_CO_ADAPT_EN; 1160 status = ixgbe_write_iosf_sb_reg_x550(hw, 1161 IXGBE_KRM_DSP_TXFFE_STATE_5(hw->bus.lan_id), 1162 IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); 1163 if (status) 1164 return status; 1165 1166 /* Enable override for coefficients. */ 1167 status = ixgbe_read_iosf_sb_reg_x550(hw, 1168 IXGBE_KRM_TX_COEFF_CTRL_1(hw->bus.lan_id), 1169 IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); 1170 if (status) 1171 return status; 1172 1173 reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_OVRRD_EN; 1174 reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CZERO_EN; 1175 reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CPLUS1_OVRRD_EN; 1176 reg_val |= IXGBE_KRM_TX_COEFF_CTRL_1_CMINUS1_OVRRD_EN; 1177 status = ixgbe_write_iosf_sb_reg_x550(hw, 1178 IXGBE_KRM_TX_COEFF_CTRL_1(hw->bus.lan_id), 1179 IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); 1180 if (status) 1181 return status; 1182 1183 /* Toggle port SW reset by AN reset. */ 1184 status = ixgbe_read_iosf_sb_reg_x550(hw, 1185 IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), 1186 IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); 1187 if (status) 1188 return status; 1189 1190 reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART; 1191 status = ixgbe_write_iosf_sb_reg_x550(hw, 1192 IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), 1193 IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); 1194 1195 return status; 1196 } 1197 1198 /** 1199 * ixgbe_supported_sfp_modules_X550em - Check if SFP module type is supported 1200 * @hw: pointer to hardware structure 1201 * @linear: true if SFP module is linear 1202 */ 1203 static s32 ixgbe_supported_sfp_modules_X550em(struct ixgbe_hw *hw, bool *linear) 1204 { 1205 switch (hw->phy.sfp_type) { 1206 case ixgbe_sfp_type_not_present: 1207 return IXGBE_ERR_SFP_NOT_PRESENT; 1208 case ixgbe_sfp_type_da_cu_core0: 1209 case ixgbe_sfp_type_da_cu_core1: 1210 *linear = true; 1211 break; 1212 case ixgbe_sfp_type_srlr_core0: 1213 case ixgbe_sfp_type_srlr_core1: 1214 case ixgbe_sfp_type_da_act_lmt_core0: 1215 case ixgbe_sfp_type_da_act_lmt_core1: 1216 case ixgbe_sfp_type_1g_sx_core0: 1217 case ixgbe_sfp_type_1g_sx_core1: 1218 case ixgbe_sfp_type_1g_lx_core0: 1219 case ixgbe_sfp_type_1g_lx_core1: 1220 *linear = false; 1221 break; 1222 case ixgbe_sfp_type_unknown: 1223 case ixgbe_sfp_type_1g_cu_core0: 1224 case ixgbe_sfp_type_1g_cu_core1: 1225 default: 1226 return IXGBE_ERR_SFP_NOT_SUPPORTED; 1227 } 1228 1229 return 0; 1230 } 1231 1232 /** 1233 * ixgbe_setup_mac_link_sfp_x550em - Configure the KR PHY for SFP. 1234 * @hw: pointer to hardware structure 1235 * 1236 * Configures the extern PHY and the integrated KR PHY for SFP support. 1237 */ 1238 static s32 1239 ixgbe_setup_mac_link_sfp_x550em(struct ixgbe_hw *hw, 1240 ixgbe_link_speed speed, 1241 __always_unused bool autoneg_wait_to_complete) 1242 { 1243 s32 status; 1244 u16 slice, value; 1245 bool setup_linear = false; 1246 1247 /* Check if SFP module is supported and linear */ 1248 status = ixgbe_supported_sfp_modules_X550em(hw, &setup_linear); 1249 1250 /* If no SFP module present, then return success. Return success since 1251 * there is no reason to configure CS4227 and SFP not present error is 1252 * not accepted in the setup MAC link flow. 1253 */ 1254 if (status == IXGBE_ERR_SFP_NOT_PRESENT) 1255 return 0; 1256 1257 if (status) 1258 return status; 1259 1260 /* Configure CS4227 LINE side to 10G SR. */ 1261 slice = IXGBE_CS4227_LINE_SPARE22_MSB + (hw->bus.lan_id << 12); 1262 value = IXGBE_CS4227_SPEED_10G; 1263 status = ixgbe_write_i2c_combined_generic(hw, IXGBE_CS4227, slice, 1264 value); 1265 1266 /* Configure CS4227 for HOST connection rate then type. */ 1267 slice = IXGBE_CS4227_HOST_SPARE22_MSB + (hw->bus.lan_id << 12); 1268 value = speed & IXGBE_LINK_SPEED_10GB_FULL ? 1269 IXGBE_CS4227_SPEED_10G : IXGBE_CS4227_SPEED_1G; 1270 status = ixgbe_write_i2c_combined_generic(hw, IXGBE_CS4227, slice, 1271 value); 1272 1273 slice = IXGBE_CS4227_HOST_SPARE24_LSB + (hw->bus.lan_id << 12); 1274 if (setup_linear) 1275 value = (IXGBE_CS4227_EDC_MODE_CX1 << 1) | 1; 1276 else 1277 value = (IXGBE_CS4227_EDC_MODE_SR << 1) | 1; 1278 status = ixgbe_write_i2c_combined_generic(hw, IXGBE_CS4227, slice, 1279 value); 1280 1281 /* If internal link mode is XFI, then setup XFI internal link. */ 1282 if (!(hw->phy.nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE)) 1283 status = ixgbe_setup_ixfi_x550em(hw, &speed); 1284 1285 return status; 1286 } 1287 1288 /** 1289 * ixgbe_setup_mac_link_t_X550em - Sets the auto advertised link speed 1290 * @hw: pointer to hardware structure 1291 * @speed: new link speed 1292 * @autoneg_wait_to_complete: true when waiting for completion is needed 1293 * 1294 * Setup internal/external PHY link speed based on link speed, then set 1295 * external PHY auto advertised link speed. 1296 * 1297 * Returns error status for any failure 1298 **/ 1299 static s32 ixgbe_setup_mac_link_t_X550em(struct ixgbe_hw *hw, 1300 ixgbe_link_speed speed, 1301 bool autoneg_wait) 1302 { 1303 s32 status; 1304 ixgbe_link_speed force_speed; 1305 1306 /* Setup internal/external PHY link speed to iXFI (10G), unless 1307 * only 1G is auto advertised then setup KX link. 1308 */ 1309 if (speed & IXGBE_LINK_SPEED_10GB_FULL) 1310 force_speed = IXGBE_LINK_SPEED_10GB_FULL; 1311 else 1312 force_speed = IXGBE_LINK_SPEED_1GB_FULL; 1313 1314 /* If internal link mode is XFI, then setup XFI internal link. */ 1315 if (!(hw->phy.nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE)) { 1316 status = ixgbe_setup_ixfi_x550em(hw, &force_speed); 1317 1318 if (status) 1319 return status; 1320 } 1321 1322 return hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait); 1323 } 1324 1325 /** ixgbe_check_link_t_X550em - Determine link and speed status 1326 * @hw: pointer to hardware structure 1327 * @speed: pointer to link speed 1328 * @link_up: true when link is up 1329 * @link_up_wait_to_complete: bool used to wait for link up or not 1330 * 1331 * Check that both the MAC and X557 external PHY have link. 1332 **/ 1333 static s32 ixgbe_check_link_t_X550em(struct ixgbe_hw *hw, 1334 ixgbe_link_speed *speed, 1335 bool *link_up, 1336 bool link_up_wait_to_complete) 1337 { 1338 u32 status; 1339 u16 autoneg_status; 1340 1341 if (hw->mac.ops.get_media_type(hw) != ixgbe_media_type_copper) 1342 return IXGBE_ERR_CONFIG; 1343 1344 status = ixgbe_check_mac_link_generic(hw, speed, link_up, 1345 link_up_wait_to_complete); 1346 1347 /* If check link fails or MAC link is not up, then return */ 1348 if (status || !(*link_up)) 1349 return status; 1350 1351 /* MAC link is up, so check external PHY link. 1352 * Read this twice back to back to indicate current status. 1353 */ 1354 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS, 1355 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, 1356 &autoneg_status); 1357 if (status) 1358 return status; 1359 1360 /* If external PHY link is not up, then indicate link not up */ 1361 if (!(autoneg_status & IXGBE_MDIO_AUTO_NEG_LINK_STATUS)) 1362 *link_up = false; 1363 1364 return 0; 1365 } 1366 1367 /** ixgbe_init_mac_link_ops_X550em - init mac link function pointers 1368 * @hw: pointer to hardware structure 1369 **/ 1370 static void ixgbe_init_mac_link_ops_X550em(struct ixgbe_hw *hw) 1371 { 1372 struct ixgbe_mac_info *mac = &hw->mac; 1373 1374 switch (mac->ops.get_media_type(hw)) { 1375 case ixgbe_media_type_fiber: 1376 /* CS4227 does not support autoneg, so disable the laser control 1377 * functions for SFP+ fiber 1378 */ 1379 mac->ops.disable_tx_laser = NULL; 1380 mac->ops.enable_tx_laser = NULL; 1381 mac->ops.flap_tx_laser = NULL; 1382 mac->ops.setup_link = ixgbe_setup_mac_link_multispeed_fiber; 1383 mac->ops.setup_mac_link = ixgbe_setup_mac_link_sfp_x550em; 1384 mac->ops.set_rate_select_speed = 1385 ixgbe_set_soft_rate_select_speed; 1386 break; 1387 case ixgbe_media_type_copper: 1388 mac->ops.setup_link = ixgbe_setup_mac_link_t_X550em; 1389 mac->ops.check_link = ixgbe_check_link_t_X550em; 1390 break; 1391 default: 1392 break; 1393 } 1394 } 1395 1396 /** ixgbe_setup_sfp_modules_X550em - Setup SFP module 1397 * @hw: pointer to hardware structure 1398 */ 1399 static s32 ixgbe_setup_sfp_modules_X550em(struct ixgbe_hw *hw) 1400 { 1401 s32 status; 1402 bool linear; 1403 1404 /* Check if SFP module is supported */ 1405 status = ixgbe_supported_sfp_modules_X550em(hw, &linear); 1406 if (status) 1407 return status; 1408 1409 ixgbe_init_mac_link_ops_X550em(hw); 1410 hw->phy.ops.reset = NULL; 1411 1412 return 0; 1413 } 1414 1415 /** ixgbe_get_link_capabilities_x550em - Determines link capabilities 1416 * @hw: pointer to hardware structure 1417 * @speed: pointer to link speed 1418 * @autoneg: true when autoneg or autotry is enabled 1419 **/ 1420 static s32 ixgbe_get_link_capabilities_X550em(struct ixgbe_hw *hw, 1421 ixgbe_link_speed *speed, 1422 bool *autoneg) 1423 { 1424 /* SFP */ 1425 if (hw->phy.media_type == ixgbe_media_type_fiber) { 1426 /* CS4227 SFP must not enable auto-negotiation */ 1427 *autoneg = false; 1428 1429 if (hw->phy.sfp_type == ixgbe_sfp_type_1g_sx_core0 || 1430 hw->phy.sfp_type == ixgbe_sfp_type_1g_sx_core1) { 1431 *speed = IXGBE_LINK_SPEED_1GB_FULL; 1432 return 0; 1433 } 1434 1435 /* Link capabilities are based on SFP */ 1436 if (hw->phy.multispeed_fiber) 1437 *speed = IXGBE_LINK_SPEED_10GB_FULL | 1438 IXGBE_LINK_SPEED_1GB_FULL; 1439 else 1440 *speed = IXGBE_LINK_SPEED_10GB_FULL; 1441 } else { 1442 *speed = IXGBE_LINK_SPEED_10GB_FULL | 1443 IXGBE_LINK_SPEED_1GB_FULL; 1444 *autoneg = true; 1445 } 1446 return 0; 1447 } 1448 1449 /** 1450 * ixgbe_get_lasi_ext_t_x550em - Determime external Base T PHY interrupt cause 1451 * @hw: pointer to hardware structure 1452 * @lsc: pointer to boolean flag which indicates whether external Base T 1453 * PHY interrupt is lsc 1454 * 1455 * Determime if external Base T PHY interrupt cause is high temperature 1456 * failure alarm or link status change. 1457 * 1458 * Return IXGBE_ERR_OVERTEMP if interrupt is high temperature 1459 * failure alarm, else return PHY access status. 1460 **/ 1461 static s32 ixgbe_get_lasi_ext_t_x550em(struct ixgbe_hw *hw, bool *lsc) 1462 { 1463 u32 status; 1464 u16 reg; 1465 1466 *lsc = false; 1467 1468 /* Vendor alarm triggered */ 1469 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_CHIP_STD_INT_FLAG, 1470 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, 1471 ®); 1472 1473 if (status || !(reg & IXGBE_MDIO_GLOBAL_VEN_ALM_INT_EN)) 1474 return status; 1475 1476 /* Vendor Auto-Neg alarm triggered or Global alarm 1 triggered */ 1477 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_VEN_FLAG, 1478 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, 1479 ®); 1480 1481 if (status || !(reg & (IXGBE_MDIO_GLOBAL_AN_VEN_ALM_INT_EN | 1482 IXGBE_MDIO_GLOBAL_ALARM_1_INT))) 1483 return status; 1484 1485 /* High temperature failure alarm triggered */ 1486 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_ALARM_1, 1487 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, 1488 ®); 1489 1490 if (status) 1491 return status; 1492 1493 /* If high temperature failure, then return over temp error and exit */ 1494 if (reg & IXGBE_MDIO_GLOBAL_ALM_1_HI_TMP_FAIL) { 1495 /* power down the PHY in case the PHY FW didn't already */ 1496 ixgbe_set_copper_phy_power(hw, false); 1497 return IXGBE_ERR_OVERTEMP; 1498 } 1499 1500 /* Vendor alarm 2 triggered */ 1501 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_CHIP_STD_INT_FLAG, 1502 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, ®); 1503 1504 if (status || !(reg & IXGBE_MDIO_GLOBAL_STD_ALM2_INT)) 1505 return status; 1506 1507 /* link connect/disconnect event occurred */ 1508 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_TX_ALARM2, 1509 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, ®); 1510 1511 if (status) 1512 return status; 1513 1514 /* Indicate LSC */ 1515 if (reg & IXGBE_MDIO_AUTO_NEG_VEN_LSC) 1516 *lsc = true; 1517 1518 return 0; 1519 } 1520 1521 /** 1522 * ixgbe_enable_lasi_ext_t_x550em - Enable external Base T PHY interrupts 1523 * @hw: pointer to hardware structure 1524 * 1525 * Enable link status change and temperature failure alarm for the external 1526 * Base T PHY 1527 * 1528 * Returns PHY access status 1529 **/ 1530 static s32 ixgbe_enable_lasi_ext_t_x550em(struct ixgbe_hw *hw) 1531 { 1532 u32 status; 1533 u16 reg; 1534 bool lsc; 1535 1536 /* Clear interrupt flags */ 1537 status = ixgbe_get_lasi_ext_t_x550em(hw, &lsc); 1538 1539 /* Enable link status change alarm */ 1540 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_PMA_TX_VEN_LASI_INT_MASK, 1541 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, ®); 1542 if (status) 1543 return status; 1544 1545 reg |= IXGBE_MDIO_PMA_TX_VEN_LASI_INT_EN; 1546 1547 status = hw->phy.ops.write_reg(hw, IXGBE_MDIO_PMA_TX_VEN_LASI_INT_MASK, 1548 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, reg); 1549 if (status) 1550 return status; 1551 1552 /* Enables high temperature failure alarm */ 1553 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_MASK, 1554 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, 1555 ®); 1556 if (status) 1557 return status; 1558 1559 reg |= IXGBE_MDIO_GLOBAL_INT_HI_TEMP_EN; 1560 1561 status = hw->phy.ops.write_reg(hw, IXGBE_MDIO_GLOBAL_INT_MASK, 1562 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, 1563 reg); 1564 if (status) 1565 return status; 1566 1567 /* Enable vendor Auto-Neg alarm and Global Interrupt Mask 1 alarm */ 1568 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_VEN_MASK, 1569 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, 1570 ®); 1571 if (status) 1572 return status; 1573 1574 reg |= (IXGBE_MDIO_GLOBAL_AN_VEN_ALM_INT_EN | 1575 IXGBE_MDIO_GLOBAL_ALARM_1_INT); 1576 1577 status = hw->phy.ops.write_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_VEN_MASK, 1578 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, 1579 reg); 1580 if (status) 1581 return status; 1582 1583 /* Enable chip-wide vendor alarm */ 1584 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_STD_MASK, 1585 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, 1586 ®); 1587 if (status) 1588 return status; 1589 1590 reg |= IXGBE_MDIO_GLOBAL_VEN_ALM_INT_EN; 1591 1592 status = hw->phy.ops.write_reg(hw, IXGBE_MDIO_GLOBAL_INT_CHIP_STD_MASK, 1593 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, 1594 reg); 1595 1596 return status; 1597 } 1598 1599 /** 1600 * ixgbe_handle_lasi_ext_t_x550em - Handle external Base T PHY interrupt 1601 * @hw: pointer to hardware structure 1602 * 1603 * Handle external Base T PHY interrupt. If high temperature 1604 * failure alarm then return error, else if link status change 1605 * then setup internal/external PHY link 1606 * 1607 * Return IXGBE_ERR_OVERTEMP if interrupt is high temperature 1608 * failure alarm, else return PHY access status. 1609 **/ 1610 static s32 ixgbe_handle_lasi_ext_t_x550em(struct ixgbe_hw *hw) 1611 { 1612 struct ixgbe_phy_info *phy = &hw->phy; 1613 bool lsc; 1614 u32 status; 1615 1616 status = ixgbe_get_lasi_ext_t_x550em(hw, &lsc); 1617 if (status) 1618 return status; 1619 1620 if (lsc && phy->ops.setup_internal_link) 1621 return phy->ops.setup_internal_link(hw); 1622 1623 return 0; 1624 } 1625 1626 /** 1627 * ixgbe_setup_kr_speed_x550em - Configure the KR PHY for link speed. 1628 * @hw: pointer to hardware structure 1629 * @speed: link speed 1630 * 1631 * Configures the integrated KR PHY. 1632 **/ 1633 static s32 ixgbe_setup_kr_speed_x550em(struct ixgbe_hw *hw, 1634 ixgbe_link_speed speed) 1635 { 1636 s32 status; 1637 u32 reg_val; 1638 1639 status = ixgbe_read_iosf_sb_reg_x550(hw, 1640 IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), 1641 IXGBE_SB_IOSF_TARGET_KR_PHY, ®_val); 1642 if (status) 1643 return status; 1644 1645 reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_ENABLE; 1646 reg_val &= ~(IXGBE_KRM_LINK_CTRL_1_TETH_AN_FEC_REQ | 1647 IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_FEC); 1648 reg_val &= ~(IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KR | 1649 IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KX); 1650 1651 /* Advertise 10G support. */ 1652 if (speed & IXGBE_LINK_SPEED_10GB_FULL) 1653 reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KR; 1654 1655 /* Advertise 1G support. */ 1656 if (speed & IXGBE_LINK_SPEED_1GB_FULL) 1657 reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_CAP_KX; 1658 1659 /* Restart auto-negotiation. */ 1660 reg_val |= IXGBE_KRM_LINK_CTRL_1_TETH_AN_RESTART; 1661 status = ixgbe_write_iosf_sb_reg_x550(hw, 1662 IXGBE_KRM_LINK_CTRL_1(hw->bus.lan_id), 1663 IXGBE_SB_IOSF_TARGET_KR_PHY, reg_val); 1664 1665 return status; 1666 } 1667 1668 /** ixgbe_setup_kx4_x550em - Configure the KX4 PHY. 1669 * @hw: pointer to hardware structure 1670 * 1671 * Configures the integrated KX4 PHY. 1672 **/ 1673 static s32 ixgbe_setup_kx4_x550em(struct ixgbe_hw *hw) 1674 { 1675 s32 status; 1676 u32 reg_val; 1677 1678 status = ixgbe_read_iosf_sb_reg_x550(hw, IXGBE_KX4_LINK_CNTL_1, 1679 IXGBE_SB_IOSF_TARGET_KX4_PCS0 + 1680 hw->bus.lan_id, ®_val); 1681 if (status) 1682 return status; 1683 1684 reg_val &= ~(IXGBE_KX4_LINK_CNTL_1_TETH_AN_CAP_KX4 | 1685 IXGBE_KX4_LINK_CNTL_1_TETH_AN_CAP_KX); 1686 1687 reg_val |= IXGBE_KX4_LINK_CNTL_1_TETH_AN_ENABLE; 1688 1689 /* Advertise 10G support. */ 1690 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL) 1691 reg_val |= IXGBE_KX4_LINK_CNTL_1_TETH_AN_CAP_KX4; 1692 1693 /* Advertise 1G support. */ 1694 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL) 1695 reg_val |= IXGBE_KX4_LINK_CNTL_1_TETH_AN_CAP_KX; 1696 1697 /* Restart auto-negotiation. */ 1698 reg_val |= IXGBE_KX4_LINK_CNTL_1_TETH_AN_RESTART; 1699 status = ixgbe_write_iosf_sb_reg_x550(hw, IXGBE_KX4_LINK_CNTL_1, 1700 IXGBE_SB_IOSF_TARGET_KX4_PCS0 + 1701 hw->bus.lan_id, reg_val); 1702 1703 return status; 1704 } 1705 1706 /** ixgbe_setup_kr_x550em - Configure the KR PHY. 1707 * @hw: pointer to hardware structure 1708 * 1709 * Configures the integrated KR PHY. 1710 **/ 1711 static s32 ixgbe_setup_kr_x550em(struct ixgbe_hw *hw) 1712 { 1713 return ixgbe_setup_kr_speed_x550em(hw, hw->phy.autoneg_advertised); 1714 } 1715 1716 /** ixgbe_ext_phy_t_x550em_get_link - Get ext phy link status 1717 * @hw: address of hardware structure 1718 * @link_up: address of boolean to indicate link status 1719 * 1720 * Returns error code if unable to get link status. 1721 **/ 1722 static s32 ixgbe_ext_phy_t_x550em_get_link(struct ixgbe_hw *hw, bool *link_up) 1723 { 1724 u32 ret; 1725 u16 autoneg_status; 1726 1727 *link_up = false; 1728 1729 /* read this twice back to back to indicate current status */ 1730 ret = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS, 1731 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, 1732 &autoneg_status); 1733 if (ret) 1734 return ret; 1735 1736 ret = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_STATUS, 1737 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, 1738 &autoneg_status); 1739 if (ret) 1740 return ret; 1741 1742 *link_up = !!(autoneg_status & IXGBE_MDIO_AUTO_NEG_LINK_STATUS); 1743 1744 return 0; 1745 } 1746 1747 /** ixgbe_setup_internal_phy_t_x550em - Configure KR PHY to X557 link 1748 * @hw: point to hardware structure 1749 * 1750 * Configures the link between the integrated KR PHY and the external X557 PHY 1751 * The driver will call this function when it gets a link status change 1752 * interrupt from the X557 PHY. This function configures the link speed 1753 * between the PHYs to match the link speed of the BASE-T link. 1754 * 1755 * A return of a non-zero value indicates an error, and the base driver should 1756 * not report link up. 1757 **/ 1758 static s32 ixgbe_setup_internal_phy_t_x550em(struct ixgbe_hw *hw) 1759 { 1760 ixgbe_link_speed force_speed; 1761 bool link_up; 1762 u32 status; 1763 u16 speed; 1764 1765 if (hw->mac.ops.get_media_type(hw) != ixgbe_media_type_copper) 1766 return IXGBE_ERR_CONFIG; 1767 1768 /* If link is not up, then there is no setup necessary so return */ 1769 status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up); 1770 if (status) 1771 return status; 1772 1773 if (!link_up) 1774 return 0; 1775 1776 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_STAT, 1777 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, 1778 &speed); 1779 if (status) 1780 return status; 1781 1782 /* If link is not still up, then no setup is necessary so return */ 1783 status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up); 1784 if (status) 1785 return status; 1786 1787 if (!link_up) 1788 return 0; 1789 1790 /* clear everything but the speed and duplex bits */ 1791 speed &= IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_MASK; 1792 1793 switch (speed) { 1794 case IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_10GB_FULL: 1795 force_speed = IXGBE_LINK_SPEED_10GB_FULL; 1796 break; 1797 case IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_1GB_FULL: 1798 force_speed = IXGBE_LINK_SPEED_1GB_FULL; 1799 break; 1800 default: 1801 /* Internal PHY does not support anything else */ 1802 return IXGBE_ERR_INVALID_LINK_SETTINGS; 1803 } 1804 1805 return ixgbe_setup_ixfi_x550em(hw, &force_speed); 1806 } 1807 1808 /** ixgbe_reset_phy_t_X550em - Performs X557 PHY reset and enables LASI 1809 * @hw: pointer to hardware structure 1810 **/ 1811 static s32 ixgbe_reset_phy_t_X550em(struct ixgbe_hw *hw) 1812 { 1813 s32 status; 1814 1815 status = ixgbe_reset_phy_generic(hw); 1816 1817 if (status) 1818 return status; 1819 1820 /* Configure Link Status Alarm and Temperature Threshold interrupts */ 1821 return ixgbe_enable_lasi_ext_t_x550em(hw); 1822 } 1823 1824 /** ixgbe_get_lcd_x550em - Determine lowest common denominator 1825 * @hw: pointer to hardware structure 1826 * @lcd_speed: pointer to lowest common link speed 1827 * 1828 * Determine lowest common link speed with link partner. 1829 **/ 1830 static s32 ixgbe_get_lcd_t_x550em(struct ixgbe_hw *hw, 1831 ixgbe_link_speed *lcd_speed) 1832 { 1833 u16 an_lp_status; 1834 s32 status; 1835 u16 word = hw->eeprom.ctrl_word_3; 1836 1837 *lcd_speed = IXGBE_LINK_SPEED_UNKNOWN; 1838 1839 status = hw->phy.ops.read_reg(hw, IXGBE_AUTO_NEG_LP_STATUS, 1840 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, 1841 &an_lp_status); 1842 if (status) 1843 return status; 1844 1845 /* If link partner advertised 1G, return 1G */ 1846 if (an_lp_status & IXGBE_AUTO_NEG_LP_1000BASE_CAP) { 1847 *lcd_speed = IXGBE_LINK_SPEED_1GB_FULL; 1848 return status; 1849 } 1850 1851 /* If 10G disabled for LPLU via NVM D10GMP, then return no valid LCD */ 1852 if ((hw->bus.lan_id && (word & NVM_INIT_CTRL_3_D10GMP_PORT1)) || 1853 (word & NVM_INIT_CTRL_3_D10GMP_PORT0)) 1854 return status; 1855 1856 /* Link partner not capable of lower speeds, return 10G */ 1857 *lcd_speed = IXGBE_LINK_SPEED_10GB_FULL; 1858 return status; 1859 } 1860 1861 /** ixgbe_enter_lplu_x550em - Transition to low power states 1862 * @hw: pointer to hardware structure 1863 * 1864 * Configures Low Power Link Up on transition to low power states 1865 * (from D0 to non-D0). Link is required to enter LPLU so avoid resetting 1866 * the X557 PHY immediately prior to entering LPLU. 1867 **/ 1868 static s32 ixgbe_enter_lplu_t_x550em(struct ixgbe_hw *hw) 1869 { 1870 u16 an_10g_cntl_reg, autoneg_reg, speed; 1871 s32 status; 1872 ixgbe_link_speed lcd_speed; 1873 u32 save_autoneg; 1874 bool link_up; 1875 1876 /* SW LPLU not required on later HW revisions. */ 1877 if (IXGBE_FUSES0_REV1 & IXGBE_READ_REG(hw, IXGBE_FUSES0_GROUP(0))) 1878 return 0; 1879 1880 /* If blocked by MNG FW, then don't restart AN */ 1881 if (ixgbe_check_reset_blocked(hw)) 1882 return 0; 1883 1884 status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up); 1885 if (status) 1886 return status; 1887 1888 status = hw->eeprom.ops.read(hw, NVM_INIT_CTRL_3, 1889 &hw->eeprom.ctrl_word_3); 1890 if (status) 1891 return status; 1892 1893 /* If link is down, LPLU disabled in NVM, WoL disabled, or 1894 * manageability disabled, then force link down by entering 1895 * low power mode. 1896 */ 1897 if (!link_up || !(hw->eeprom.ctrl_word_3 & NVM_INIT_CTRL_3_LPLU) || 1898 !(hw->wol_enabled || ixgbe_mng_present(hw))) 1899 return ixgbe_set_copper_phy_power(hw, false); 1900 1901 /* Determine LCD */ 1902 status = ixgbe_get_lcd_t_x550em(hw, &lcd_speed); 1903 if (status) 1904 return status; 1905 1906 /* If no valid LCD link speed, then force link down and exit. */ 1907 if (lcd_speed == IXGBE_LINK_SPEED_UNKNOWN) 1908 return ixgbe_set_copper_phy_power(hw, false); 1909 1910 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_STAT, 1911 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, 1912 &speed); 1913 if (status) 1914 return status; 1915 1916 /* If no link now, speed is invalid so take link down */ 1917 status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up); 1918 if (status) 1919 return ixgbe_set_copper_phy_power(hw, false); 1920 1921 /* clear everything but the speed bits */ 1922 speed &= IXGBE_MDIO_AUTO_NEG_VEN_STAT_SPEED_MASK; 1923 1924 /* If current speed is already LCD, then exit. */ 1925 if (((speed == IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_1GB) && 1926 (lcd_speed == IXGBE_LINK_SPEED_1GB_FULL)) || 1927 ((speed == IXGBE_MDIO_AUTO_NEG_VENDOR_STATUS_10GB) && 1928 (lcd_speed == IXGBE_LINK_SPEED_10GB_FULL))) 1929 return status; 1930 1931 /* Clear AN completed indication */ 1932 status = hw->phy.ops.read_reg(hw, IXGBE_MDIO_AUTO_NEG_VENDOR_TX_ALARM, 1933 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, 1934 &autoneg_reg); 1935 if (status) 1936 return status; 1937 1938 status = hw->phy.ops.read_reg(hw, IXGBE_MII_10GBASE_T_AUTONEG_CTRL_REG, 1939 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, 1940 &an_10g_cntl_reg); 1941 if (status) 1942 return status; 1943 1944 status = hw->phy.ops.read_reg(hw, 1945 IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG, 1946 IXGBE_MDIO_AUTO_NEG_DEV_TYPE, 1947 &autoneg_reg); 1948 if (status) 1949 return status; 1950 1951 save_autoneg = hw->phy.autoneg_advertised; 1952 1953 /* Setup link at least common link speed */ 1954 status = hw->mac.ops.setup_link(hw, lcd_speed, false); 1955 1956 /* restore autoneg from before setting lplu speed */ 1957 hw->phy.autoneg_advertised = save_autoneg; 1958 1959 return status; 1960 } 1961 1962 /** ixgbe_init_phy_ops_X550em - PHY/SFP specific init 1963 * @hw: pointer to hardware structure 1964 * 1965 * Initialize any function pointers that were not able to be 1966 * set during init_shared_code because the PHY/SFP type was 1967 * not known. Perform the SFP init if necessary. 1968 **/ 1969 static s32 ixgbe_init_phy_ops_X550em(struct ixgbe_hw *hw) 1970 { 1971 struct ixgbe_phy_info *phy = &hw->phy; 1972 ixgbe_link_speed speed; 1973 s32 ret_val; 1974 1975 hw->mac.ops.set_lan_id(hw); 1976 1977 if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber) { 1978 phy->phy_semaphore_mask = IXGBE_GSSR_SHARED_I2C_SM; 1979 ixgbe_setup_mux_ctl(hw); 1980 1981 /* Save NW management interface connected on board. This is used 1982 * to determine internal PHY mode. 1983 */ 1984 phy->nw_mng_if_sel = IXGBE_READ_REG(hw, IXGBE_NW_MNG_IF_SEL); 1985 1986 /* If internal PHY mode is KR, then initialize KR link */ 1987 if (phy->nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE) { 1988 speed = IXGBE_LINK_SPEED_10GB_FULL | 1989 IXGBE_LINK_SPEED_1GB_FULL; 1990 ret_val = ixgbe_setup_kr_speed_x550em(hw, speed); 1991 } 1992 } 1993 1994 /* Identify the PHY or SFP module */ 1995 ret_val = phy->ops.identify(hw); 1996 1997 /* Setup function pointers based on detected hardware */ 1998 ixgbe_init_mac_link_ops_X550em(hw); 1999 if (phy->sfp_type != ixgbe_sfp_type_unknown) 2000 phy->ops.reset = NULL; 2001 2002 /* Set functions pointers based on phy type */ 2003 switch (hw->phy.type) { 2004 case ixgbe_phy_x550em_kx4: 2005 phy->ops.setup_link = ixgbe_setup_kx4_x550em; 2006 phy->ops.read_reg = ixgbe_read_phy_reg_x550em; 2007 phy->ops.write_reg = ixgbe_write_phy_reg_x550em; 2008 break; 2009 case ixgbe_phy_x550em_kr: 2010 phy->ops.setup_link = ixgbe_setup_kr_x550em; 2011 phy->ops.read_reg = ixgbe_read_phy_reg_x550em; 2012 phy->ops.write_reg = ixgbe_write_phy_reg_x550em; 2013 break; 2014 case ixgbe_phy_x550em_ext_t: 2015 /* Save NW management interface connected on board. This is used 2016 * to determine internal PHY mode 2017 */ 2018 phy->nw_mng_if_sel = IXGBE_READ_REG(hw, IXGBE_NW_MNG_IF_SEL); 2019 2020 /* If internal link mode is XFI, then setup iXFI internal link, 2021 * else setup KR now. 2022 */ 2023 if (!(phy->nw_mng_if_sel & IXGBE_NW_MNG_IF_SEL_INT_PHY_MODE)) { 2024 phy->ops.setup_internal_link = 2025 ixgbe_setup_internal_phy_t_x550em; 2026 } else { 2027 speed = IXGBE_LINK_SPEED_10GB_FULL | 2028 IXGBE_LINK_SPEED_1GB_FULL; 2029 ret_val = ixgbe_setup_kr_speed_x550em(hw, speed); 2030 } 2031 2032 /* setup SW LPLU only for first revision */ 2033 if (!(IXGBE_FUSES0_REV1 & IXGBE_READ_REG(hw, 2034 IXGBE_FUSES0_GROUP(0)))) 2035 phy->ops.enter_lplu = ixgbe_enter_lplu_t_x550em; 2036 2037 phy->ops.handle_lasi = ixgbe_handle_lasi_ext_t_x550em; 2038 phy->ops.reset = ixgbe_reset_phy_t_X550em; 2039 break; 2040 default: 2041 break; 2042 } 2043 2044 return ret_val; 2045 } 2046 2047 /** ixgbe_get_media_type_X550em - Get media type 2048 * @hw: pointer to hardware structure 2049 * 2050 * Returns the media type (fiber, copper, backplane) 2051 * 2052 */ 2053 static enum ixgbe_media_type ixgbe_get_media_type_X550em(struct ixgbe_hw *hw) 2054 { 2055 enum ixgbe_media_type media_type; 2056 2057 /* Detect if there is a copper PHY attached. */ 2058 switch (hw->device_id) { 2059 case IXGBE_DEV_ID_X550EM_X_KR: 2060 case IXGBE_DEV_ID_X550EM_X_KX4: 2061 media_type = ixgbe_media_type_backplane; 2062 break; 2063 case IXGBE_DEV_ID_X550EM_X_SFP: 2064 media_type = ixgbe_media_type_fiber; 2065 break; 2066 case IXGBE_DEV_ID_X550EM_X_1G_T: 2067 case IXGBE_DEV_ID_X550EM_X_10G_T: 2068 media_type = ixgbe_media_type_copper; 2069 break; 2070 default: 2071 media_type = ixgbe_media_type_unknown; 2072 break; 2073 } 2074 return media_type; 2075 } 2076 2077 /** ixgbe_init_ext_t_x550em - Start (unstall) the external Base T PHY. 2078 ** @hw: pointer to hardware structure 2079 **/ 2080 static s32 ixgbe_init_ext_t_x550em(struct ixgbe_hw *hw) 2081 { 2082 s32 status; 2083 u16 reg; 2084 2085 status = hw->phy.ops.read_reg(hw, 2086 IXGBE_MDIO_TX_VENDOR_ALARMS_3, 2087 IXGBE_MDIO_PMA_PMD_DEV_TYPE, 2088 ®); 2089 if (status) 2090 return status; 2091 2092 /* If PHY FW reset completed bit is set then this is the first 2093 * SW instance after a power on so the PHY FW must be un-stalled. 2094 */ 2095 if (reg & IXGBE_MDIO_TX_VENDOR_ALARMS_3_RST_MASK) { 2096 status = hw->phy.ops.read_reg(hw, 2097 IXGBE_MDIO_GLOBAL_RES_PR_10, 2098 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, 2099 ®); 2100 if (status) 2101 return status; 2102 2103 reg &= ~IXGBE_MDIO_POWER_UP_STALL; 2104 2105 status = hw->phy.ops.write_reg(hw, 2106 IXGBE_MDIO_GLOBAL_RES_PR_10, 2107 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, 2108 reg); 2109 if (status) 2110 return status; 2111 } 2112 2113 return status; 2114 } 2115 2116 /** ixgbe_reset_hw_X550em - Perform hardware reset 2117 ** @hw: pointer to hardware structure 2118 ** 2119 ** Resets the hardware by resetting the transmit and receive units, masks 2120 ** and clears all interrupts, perform a PHY reset, and perform a link (MAC) 2121 ** reset. 2122 **/ 2123 static s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw) 2124 { 2125 ixgbe_link_speed link_speed; 2126 s32 status; 2127 u32 ctrl = 0; 2128 u32 i; 2129 u32 hlreg0; 2130 bool link_up = false; 2131 2132 /* Call adapter stop to disable Tx/Rx and clear interrupts */ 2133 status = hw->mac.ops.stop_adapter(hw); 2134 if (status) 2135 return status; 2136 2137 /* flush pending Tx transactions */ 2138 ixgbe_clear_tx_pending(hw); 2139 2140 /* PHY ops must be identified and initialized prior to reset */ 2141 2142 /* Identify PHY and related function pointers */ 2143 status = hw->phy.ops.init(hw); 2144 2145 /* start the external PHY */ 2146 if (hw->phy.type == ixgbe_phy_x550em_ext_t) { 2147 status = ixgbe_init_ext_t_x550em(hw); 2148 if (status) 2149 return status; 2150 } 2151 2152 /* Setup SFP module if there is one present. */ 2153 if (hw->phy.sfp_setup_needed) { 2154 status = hw->mac.ops.setup_sfp(hw); 2155 hw->phy.sfp_setup_needed = false; 2156 } 2157 2158 /* Reset PHY */ 2159 if (!hw->phy.reset_disable && hw->phy.ops.reset) 2160 hw->phy.ops.reset(hw); 2161 2162 mac_reset_top: 2163 /* Issue global reset to the MAC. Needs to be SW reset if link is up. 2164 * If link reset is used when link is up, it might reset the PHY when 2165 * mng is using it. If link is down or the flag to force full link 2166 * reset is set, then perform link reset. 2167 */ 2168 ctrl = IXGBE_CTRL_LNK_RST; 2169 2170 if (!hw->force_full_reset) { 2171 hw->mac.ops.check_link(hw, &link_speed, &link_up, false); 2172 if (link_up) 2173 ctrl = IXGBE_CTRL_RST; 2174 } 2175 2176 ctrl |= IXGBE_READ_REG(hw, IXGBE_CTRL); 2177 IXGBE_WRITE_REG(hw, IXGBE_CTRL, ctrl); 2178 IXGBE_WRITE_FLUSH(hw); 2179 2180 /* Poll for reset bit to self-clear meaning reset is complete */ 2181 for (i = 0; i < 10; i++) { 2182 udelay(1); 2183 ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL); 2184 if (!(ctrl & IXGBE_CTRL_RST_MASK)) 2185 break; 2186 } 2187 2188 if (ctrl & IXGBE_CTRL_RST_MASK) { 2189 status = IXGBE_ERR_RESET_FAILED; 2190 hw_dbg(hw, "Reset polling failed to complete.\n"); 2191 } 2192 2193 msleep(50); 2194 2195 /* Double resets are required for recovery from certain error 2196 * clear the multicast table. Also reset num_rar_entries to 128, 2197 * since we modify this value when programming the SAN MAC address. 2198 */ 2199 if (hw->mac.flags & IXGBE_FLAGS_DOUBLE_RESET_REQUIRED) { 2200 hw->mac.flags &= ~IXGBE_FLAGS_DOUBLE_RESET_REQUIRED; 2201 goto mac_reset_top; 2202 } 2203 2204 /* Store the permanent mac address */ 2205 hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr); 2206 2207 /* Store MAC address from RAR0, clear receive address registers, and 2208 * clear the multicast table. Also reset num_rar_entries to 128, 2209 * since we modify this value when programming the SAN MAC address. 2210 */ 2211 hw->mac.num_rar_entries = 128; 2212 hw->mac.ops.init_rx_addrs(hw); 2213 2214 if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T) { 2215 hlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0); 2216 hlreg0 &= ~IXGBE_HLREG0_MDCSPD; 2217 IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0); 2218 } 2219 2220 if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP) 2221 ixgbe_setup_mux_ctl(hw); 2222 2223 return status; 2224 } 2225 2226 /** ixgbe_set_ethertype_anti_spoofing_X550 - Enable/Disable Ethertype 2227 * anti-spoofing 2228 * @hw: pointer to hardware structure 2229 * @enable: enable or disable switch for Ethertype anti-spoofing 2230 * @vf: Virtual Function pool - VF Pool to set for Ethertype anti-spoofing 2231 **/ 2232 static void ixgbe_set_ethertype_anti_spoofing_X550(struct ixgbe_hw *hw, 2233 bool enable, int vf) 2234 { 2235 int vf_target_reg = vf >> 3; 2236 int vf_target_shift = vf % 8 + IXGBE_SPOOF_ETHERTYPEAS_SHIFT; 2237 u32 pfvfspoof; 2238 2239 pfvfspoof = IXGBE_READ_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg)); 2240 if (enable) 2241 pfvfspoof |= (1 << vf_target_shift); 2242 else 2243 pfvfspoof &= ~(1 << vf_target_shift); 2244 2245 IXGBE_WRITE_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg), pfvfspoof); 2246 } 2247 2248 /** ixgbe_set_source_address_pruning_X550 - Enable/Disbale src address pruning 2249 * @hw: pointer to hardware structure 2250 * @enable: enable or disable source address pruning 2251 * @pool: Rx pool to set source address pruning for 2252 **/ 2253 static void ixgbe_set_source_address_pruning_X550(struct ixgbe_hw *hw, 2254 bool enable, 2255 unsigned int pool) 2256 { 2257 u64 pfflp; 2258 2259 /* max rx pool is 63 */ 2260 if (pool > 63) 2261 return; 2262 2263 pfflp = (u64)IXGBE_READ_REG(hw, IXGBE_PFFLPL); 2264 pfflp |= (u64)IXGBE_READ_REG(hw, IXGBE_PFFLPH) << 32; 2265 2266 if (enable) 2267 pfflp |= (1ULL << pool); 2268 else 2269 pfflp &= ~(1ULL << pool); 2270 2271 IXGBE_WRITE_REG(hw, IXGBE_PFFLPL, (u32)pfflp); 2272 IXGBE_WRITE_REG(hw, IXGBE_PFFLPH, (u32)(pfflp >> 32)); 2273 } 2274 2275 /** 2276 * ixgbe_set_mux - Set mux for port 1 access with CS4227 2277 * @hw: pointer to hardware structure 2278 * @state: set mux if 1, clear if 0 2279 */ 2280 static void ixgbe_set_mux(struct ixgbe_hw *hw, u8 state) 2281 { 2282 u32 esdp; 2283 2284 if (!hw->bus.lan_id) 2285 return; 2286 esdp = IXGBE_READ_REG(hw, IXGBE_ESDP); 2287 if (state) 2288 esdp |= IXGBE_ESDP_SDP1; 2289 else 2290 esdp &= ~IXGBE_ESDP_SDP1; 2291 IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp); 2292 IXGBE_WRITE_FLUSH(hw); 2293 } 2294 2295 /** 2296 * ixgbe_acquire_swfw_sync_X550em - Acquire SWFW semaphore 2297 * @hw: pointer to hardware structure 2298 * @mask: Mask to specify which semaphore to acquire 2299 * 2300 * Acquires the SWFW semaphore and sets the I2C MUX 2301 */ 2302 static s32 ixgbe_acquire_swfw_sync_X550em(struct ixgbe_hw *hw, u32 mask) 2303 { 2304 s32 status; 2305 2306 status = ixgbe_acquire_swfw_sync_X540(hw, mask); 2307 if (status) 2308 return status; 2309 2310 if (mask & IXGBE_GSSR_I2C_MASK) 2311 ixgbe_set_mux(hw, 1); 2312 2313 return 0; 2314 } 2315 2316 /** 2317 * ixgbe_release_swfw_sync_X550em - Release SWFW semaphore 2318 * @hw: pointer to hardware structure 2319 * @mask: Mask to specify which semaphore to release 2320 * 2321 * Releases the SWFW semaphore and sets the I2C MUX 2322 */ 2323 static void ixgbe_release_swfw_sync_X550em(struct ixgbe_hw *hw, u32 mask) 2324 { 2325 if (mask & IXGBE_GSSR_I2C_MASK) 2326 ixgbe_set_mux(hw, 0); 2327 2328 ixgbe_release_swfw_sync_X540(hw, mask); 2329 } 2330 2331 #define X550_COMMON_MAC \ 2332 .init_hw = &ixgbe_init_hw_generic, \ 2333 .start_hw = &ixgbe_start_hw_X540, \ 2334 .clear_hw_cntrs = &ixgbe_clear_hw_cntrs_generic, \ 2335 .enable_rx_dma = &ixgbe_enable_rx_dma_generic, \ 2336 .get_mac_addr = &ixgbe_get_mac_addr_generic, \ 2337 .get_device_caps = &ixgbe_get_device_caps_generic, \ 2338 .stop_adapter = &ixgbe_stop_adapter_generic, \ 2339 .set_lan_id = &ixgbe_set_lan_id_multi_port_pcie, \ 2340 .read_analog_reg8 = NULL, \ 2341 .write_analog_reg8 = NULL, \ 2342 .set_rxpba = &ixgbe_set_rxpba_generic, \ 2343 .check_link = &ixgbe_check_mac_link_generic, \ 2344 .led_on = &ixgbe_led_on_generic, \ 2345 .led_off = &ixgbe_led_off_generic, \ 2346 .blink_led_start = &ixgbe_blink_led_start_X540, \ 2347 .blink_led_stop = &ixgbe_blink_led_stop_X540, \ 2348 .set_rar = &ixgbe_set_rar_generic, \ 2349 .clear_rar = &ixgbe_clear_rar_generic, \ 2350 .set_vmdq = &ixgbe_set_vmdq_generic, \ 2351 .set_vmdq_san_mac = &ixgbe_set_vmdq_san_mac_generic, \ 2352 .clear_vmdq = &ixgbe_clear_vmdq_generic, \ 2353 .init_rx_addrs = &ixgbe_init_rx_addrs_generic, \ 2354 .update_mc_addr_list = &ixgbe_update_mc_addr_list_generic, \ 2355 .enable_mc = &ixgbe_enable_mc_generic, \ 2356 .disable_mc = &ixgbe_disable_mc_generic, \ 2357 .clear_vfta = &ixgbe_clear_vfta_generic, \ 2358 .set_vfta = &ixgbe_set_vfta_generic, \ 2359 .fc_enable = &ixgbe_fc_enable_generic, \ 2360 .set_fw_drv_ver = &ixgbe_set_fw_drv_ver_generic, \ 2361 .init_uta_tables = &ixgbe_init_uta_tables_generic, \ 2362 .set_mac_anti_spoofing = &ixgbe_set_mac_anti_spoofing, \ 2363 .set_vlan_anti_spoofing = &ixgbe_set_vlan_anti_spoofing, \ 2364 .set_source_address_pruning = \ 2365 &ixgbe_set_source_address_pruning_X550, \ 2366 .set_ethertype_anti_spoofing = \ 2367 &ixgbe_set_ethertype_anti_spoofing_X550, \ 2368 .disable_rx_buff = &ixgbe_disable_rx_buff_generic, \ 2369 .enable_rx_buff = &ixgbe_enable_rx_buff_generic, \ 2370 .get_thermal_sensor_data = NULL, \ 2371 .init_thermal_sensor_thresh = NULL, \ 2372 .prot_autoc_read = &prot_autoc_read_generic, \ 2373 .prot_autoc_write = &prot_autoc_write_generic, \ 2374 .enable_rx = &ixgbe_enable_rx_generic, \ 2375 .disable_rx = &ixgbe_disable_rx_x550, \ 2376 2377 static struct ixgbe_mac_operations mac_ops_X550 = { 2378 X550_COMMON_MAC 2379 .reset_hw = &ixgbe_reset_hw_X540, 2380 .get_media_type = &ixgbe_get_media_type_X540, 2381 .get_san_mac_addr = &ixgbe_get_san_mac_addr_generic, 2382 .get_wwn_prefix = &ixgbe_get_wwn_prefix_generic, 2383 .setup_link = &ixgbe_setup_mac_link_X540, 2384 .get_link_capabilities = &ixgbe_get_copper_link_capabilities_generic, 2385 .get_bus_info = &ixgbe_get_bus_info_generic, 2386 .setup_sfp = NULL, 2387 .acquire_swfw_sync = &ixgbe_acquire_swfw_sync_X540, 2388 .release_swfw_sync = &ixgbe_release_swfw_sync_X540, 2389 }; 2390 2391 static struct ixgbe_mac_operations mac_ops_X550EM_x = { 2392 X550_COMMON_MAC 2393 .reset_hw = &ixgbe_reset_hw_X550em, 2394 .get_media_type = &ixgbe_get_media_type_X550em, 2395 .get_san_mac_addr = NULL, 2396 .get_wwn_prefix = NULL, 2397 .setup_link = NULL, /* defined later */ 2398 .get_link_capabilities = &ixgbe_get_link_capabilities_X550em, 2399 .get_bus_info = &ixgbe_get_bus_info_X550em, 2400 .setup_sfp = ixgbe_setup_sfp_modules_X550em, 2401 .acquire_swfw_sync = &ixgbe_acquire_swfw_sync_X550em, 2402 .release_swfw_sync = &ixgbe_release_swfw_sync_X550em, 2403 }; 2404 2405 #define X550_COMMON_EEP \ 2406 .read = &ixgbe_read_ee_hostif_X550, \ 2407 .read_buffer = &ixgbe_read_ee_hostif_buffer_X550, \ 2408 .write = &ixgbe_write_ee_hostif_X550, \ 2409 .write_buffer = &ixgbe_write_ee_hostif_buffer_X550, \ 2410 .validate_checksum = &ixgbe_validate_eeprom_checksum_X550, \ 2411 .update_checksum = &ixgbe_update_eeprom_checksum_X550, \ 2412 .calc_checksum = &ixgbe_calc_eeprom_checksum_X550, \ 2413 2414 static struct ixgbe_eeprom_operations eeprom_ops_X550 = { 2415 X550_COMMON_EEP 2416 .init_params = &ixgbe_init_eeprom_params_X550, 2417 }; 2418 2419 static struct ixgbe_eeprom_operations eeprom_ops_X550EM_x = { 2420 X550_COMMON_EEP 2421 .init_params = &ixgbe_init_eeprom_params_X540, 2422 }; 2423 2424 #define X550_COMMON_PHY \ 2425 .identify_sfp = &ixgbe_identify_module_generic, \ 2426 .reset = NULL, \ 2427 .setup_link_speed = &ixgbe_setup_phy_link_speed_generic, \ 2428 .read_i2c_byte = &ixgbe_read_i2c_byte_generic, \ 2429 .write_i2c_byte = &ixgbe_write_i2c_byte_generic, \ 2430 .read_i2c_sff8472 = &ixgbe_read_i2c_sff8472_generic, \ 2431 .read_i2c_eeprom = &ixgbe_read_i2c_eeprom_generic, \ 2432 .write_i2c_eeprom = &ixgbe_write_i2c_eeprom_generic, \ 2433 .read_reg = &ixgbe_read_phy_reg_generic, \ 2434 .write_reg = &ixgbe_write_phy_reg_generic, \ 2435 .setup_link = &ixgbe_setup_phy_link_generic, \ 2436 .set_phy_power = NULL, \ 2437 .check_overtemp = &ixgbe_tn_check_overtemp, \ 2438 .get_firmware_version = &ixgbe_get_phy_firmware_version_generic, 2439 2440 static struct ixgbe_phy_operations phy_ops_X550 = { 2441 X550_COMMON_PHY 2442 .init = NULL, 2443 .identify = &ixgbe_identify_phy_generic, 2444 }; 2445 2446 static struct ixgbe_phy_operations phy_ops_X550EM_x = { 2447 X550_COMMON_PHY 2448 .init = &ixgbe_init_phy_ops_X550em, 2449 .identify = &ixgbe_identify_phy_x550em, 2450 .read_i2c_combined = &ixgbe_read_i2c_combined_generic, 2451 .write_i2c_combined = &ixgbe_write_i2c_combined_generic, 2452 .read_i2c_combined_unlocked = &ixgbe_read_i2c_combined_generic_unlocked, 2453 .write_i2c_combined_unlocked = 2454 &ixgbe_write_i2c_combined_generic_unlocked, 2455 }; 2456 2457 static const u32 ixgbe_mvals_X550[IXGBE_MVALS_IDX_LIMIT] = { 2458 IXGBE_MVALS_INIT(X550) 2459 }; 2460 2461 static const u32 ixgbe_mvals_X550EM_x[IXGBE_MVALS_IDX_LIMIT] = { 2462 IXGBE_MVALS_INIT(X550EM_x) 2463 }; 2464 2465 struct ixgbe_info ixgbe_X550_info = { 2466 .mac = ixgbe_mac_X550, 2467 .get_invariants = &ixgbe_get_invariants_X540, 2468 .mac_ops = &mac_ops_X550, 2469 .eeprom_ops = &eeprom_ops_X550, 2470 .phy_ops = &phy_ops_X550, 2471 .mbx_ops = &mbx_ops_generic, 2472 .mvals = ixgbe_mvals_X550, 2473 }; 2474 2475 struct ixgbe_info ixgbe_X550EM_x_info = { 2476 .mac = ixgbe_mac_X550EM_x, 2477 .get_invariants = &ixgbe_get_invariants_X550_x, 2478 .mac_ops = &mac_ops_X550EM_x, 2479 .eeprom_ops = &eeprom_ops_X550EM_x, 2480 .phy_ops = &phy_ops_X550EM_x, 2481 .mbx_ops = &mbx_ops_generic, 2482 .mvals = ixgbe_mvals_X550EM_x, 2483 }; 2484