1 /****************************************************************************** 2 3 Copyright (c) 2001-2016, Intel Corporation 4 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 are met: 8 9 1. Redistributions of source code must retain the above copyright notice, 10 this list of conditions and the following disclaimer. 11 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 3. Neither the name of the Intel Corporation nor the names of its 17 contributors may be used to endorse or promote products derived from 18 this software without specific prior written permission. 19 20 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 21 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 24 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 POSSIBILITY OF SUCH DAMAGE. 31 32 ******************************************************************************/ 33 /*$FreeBSD$*/ 34 35 #include "e1000_api.h" 36 37 /** 38 * e1000_init_mac_params - Initialize MAC function pointers 39 * @hw: pointer to the HW structure 40 * 41 * This function initializes the function pointers for the MAC 42 * set of functions. Called by drivers or by e1000_setup_init_funcs. 43 **/ 44 s32 e1000_init_mac_params(struct e1000_hw *hw) 45 { 46 s32 ret_val = E1000_SUCCESS; 47 48 if (hw->mac.ops.init_params) { 49 ret_val = hw->mac.ops.init_params(hw); 50 if (ret_val) { 51 DEBUGOUT("MAC Initialization Error\n"); 52 goto out; 53 } 54 } else { 55 DEBUGOUT("mac.init_mac_params was NULL\n"); 56 ret_val = -E1000_ERR_CONFIG; 57 } 58 59 out: 60 return ret_val; 61 } 62 63 /** 64 * e1000_init_nvm_params - Initialize NVM function pointers 65 * @hw: pointer to the HW structure 66 * 67 * This function initializes the function pointers for the NVM 68 * set of functions. Called by drivers or by e1000_setup_init_funcs. 69 **/ 70 s32 e1000_init_nvm_params(struct e1000_hw *hw) 71 { 72 s32 ret_val = E1000_SUCCESS; 73 74 if (hw->nvm.ops.init_params) { 75 ret_val = hw->nvm.ops.init_params(hw); 76 if (ret_val) { 77 DEBUGOUT("NVM Initialization Error\n"); 78 goto out; 79 } 80 } else { 81 DEBUGOUT("nvm.init_nvm_params was NULL\n"); 82 ret_val = -E1000_ERR_CONFIG; 83 } 84 85 out: 86 return ret_val; 87 } 88 89 /** 90 * e1000_init_phy_params - Initialize PHY function pointers 91 * @hw: pointer to the HW structure 92 * 93 * This function initializes the function pointers for the PHY 94 * set of functions. Called by drivers or by e1000_setup_init_funcs. 95 **/ 96 s32 e1000_init_phy_params(struct e1000_hw *hw) 97 { 98 s32 ret_val = E1000_SUCCESS; 99 100 if (hw->phy.ops.init_params) { 101 ret_val = hw->phy.ops.init_params(hw); 102 if (ret_val) { 103 DEBUGOUT("PHY Initialization Error\n"); 104 goto out; 105 } 106 } else { 107 DEBUGOUT("phy.init_phy_params was NULL\n"); 108 ret_val = -E1000_ERR_CONFIG; 109 } 110 111 out: 112 return ret_val; 113 } 114 115 /** 116 * e1000_init_mbx_params - Initialize mailbox function pointers 117 * @hw: pointer to the HW structure 118 * 119 * This function initializes the function pointers for the PHY 120 * set of functions. Called by drivers or by e1000_setup_init_funcs. 121 **/ 122 s32 e1000_init_mbx_params(struct e1000_hw *hw) 123 { 124 s32 ret_val = E1000_SUCCESS; 125 126 if (hw->mbx.ops.init_params) { 127 ret_val = hw->mbx.ops.init_params(hw); 128 if (ret_val) { 129 DEBUGOUT("Mailbox Initialization Error\n"); 130 goto out; 131 } 132 } else { 133 DEBUGOUT("mbx.init_mbx_params was NULL\n"); 134 ret_val = -E1000_ERR_CONFIG; 135 } 136 137 out: 138 return ret_val; 139 } 140 141 /** 142 * e1000_set_mac_type - Sets MAC type 143 * @hw: pointer to the HW structure 144 * 145 * This function sets the mac type of the adapter based on the 146 * device ID stored in the hw structure. 147 * MUST BE FIRST FUNCTION CALLED (explicitly or through 148 * e1000_setup_init_funcs()). 149 **/ 150 s32 e1000_set_mac_type(struct e1000_hw *hw) 151 { 152 struct e1000_mac_info *mac = &hw->mac; 153 s32 ret_val = E1000_SUCCESS; 154 155 DEBUGFUNC("e1000_set_mac_type"); 156 157 switch (hw->device_id) { 158 case E1000_DEV_ID_82542: 159 mac->type = e1000_82542; 160 break; 161 case E1000_DEV_ID_82543GC_FIBER: 162 case E1000_DEV_ID_82543GC_COPPER: 163 mac->type = e1000_82543; 164 break; 165 case E1000_DEV_ID_82544EI_COPPER: 166 case E1000_DEV_ID_82544EI_FIBER: 167 case E1000_DEV_ID_82544GC_COPPER: 168 case E1000_DEV_ID_82544GC_LOM: 169 mac->type = e1000_82544; 170 break; 171 case E1000_DEV_ID_82540EM: 172 case E1000_DEV_ID_82540EM_LOM: 173 case E1000_DEV_ID_82540EP: 174 case E1000_DEV_ID_82540EP_LOM: 175 case E1000_DEV_ID_82540EP_LP: 176 mac->type = e1000_82540; 177 break; 178 case E1000_DEV_ID_82545EM_COPPER: 179 case E1000_DEV_ID_82545EM_FIBER: 180 mac->type = e1000_82545; 181 break; 182 case E1000_DEV_ID_82545GM_COPPER: 183 case E1000_DEV_ID_82545GM_FIBER: 184 case E1000_DEV_ID_82545GM_SERDES: 185 mac->type = e1000_82545_rev_3; 186 break; 187 case E1000_DEV_ID_82546EB_COPPER: 188 case E1000_DEV_ID_82546EB_FIBER: 189 case E1000_DEV_ID_82546EB_QUAD_COPPER: 190 mac->type = e1000_82546; 191 break; 192 case E1000_DEV_ID_82546GB_COPPER: 193 case E1000_DEV_ID_82546GB_FIBER: 194 case E1000_DEV_ID_82546GB_SERDES: 195 case E1000_DEV_ID_82546GB_PCIE: 196 case E1000_DEV_ID_82546GB_QUAD_COPPER: 197 case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3: 198 mac->type = e1000_82546_rev_3; 199 break; 200 case E1000_DEV_ID_82541EI: 201 case E1000_DEV_ID_82541EI_MOBILE: 202 case E1000_DEV_ID_82541ER_LOM: 203 mac->type = e1000_82541; 204 break; 205 case E1000_DEV_ID_82541ER: 206 case E1000_DEV_ID_82541GI: 207 case E1000_DEV_ID_82541GI_LF: 208 case E1000_DEV_ID_82541GI_MOBILE: 209 mac->type = e1000_82541_rev_2; 210 break; 211 case E1000_DEV_ID_82547EI: 212 case E1000_DEV_ID_82547EI_MOBILE: 213 mac->type = e1000_82547; 214 break; 215 case E1000_DEV_ID_82547GI: 216 mac->type = e1000_82547_rev_2; 217 break; 218 case E1000_DEV_ID_82571EB_COPPER: 219 case E1000_DEV_ID_82571EB_FIBER: 220 case E1000_DEV_ID_82571EB_SERDES: 221 case E1000_DEV_ID_82571EB_SERDES_DUAL: 222 case E1000_DEV_ID_82571EB_SERDES_QUAD: 223 case E1000_DEV_ID_82571EB_QUAD_COPPER: 224 case E1000_DEV_ID_82571PT_QUAD_COPPER: 225 case E1000_DEV_ID_82571EB_QUAD_FIBER: 226 case E1000_DEV_ID_82571EB_QUAD_COPPER_LP: 227 case E1000_DEV_ID_82571EB_QUAD_COPPER_BP: 228 mac->type = e1000_82571; 229 break; 230 case E1000_DEV_ID_82572EI: 231 case E1000_DEV_ID_82572EI_COPPER: 232 case E1000_DEV_ID_82572EI_FIBER: 233 case E1000_DEV_ID_82572EI_SERDES: 234 mac->type = e1000_82572; 235 break; 236 case E1000_DEV_ID_82573E: 237 case E1000_DEV_ID_82573E_IAMT: 238 case E1000_DEV_ID_82573L: 239 mac->type = e1000_82573; 240 break; 241 case E1000_DEV_ID_82574L: 242 case E1000_DEV_ID_82574LA: 243 mac->type = e1000_82574; 244 break; 245 case E1000_DEV_ID_82583V: 246 mac->type = e1000_82583; 247 break; 248 case E1000_DEV_ID_80003ES2LAN_COPPER_DPT: 249 case E1000_DEV_ID_80003ES2LAN_SERDES_DPT: 250 case E1000_DEV_ID_80003ES2LAN_COPPER_SPT: 251 case E1000_DEV_ID_80003ES2LAN_SERDES_SPT: 252 mac->type = e1000_80003es2lan; 253 break; 254 case E1000_DEV_ID_ICH8_IFE: 255 case E1000_DEV_ID_ICH8_IFE_GT: 256 case E1000_DEV_ID_ICH8_IFE_G: 257 case E1000_DEV_ID_ICH8_IGP_M: 258 case E1000_DEV_ID_ICH8_IGP_M_AMT: 259 case E1000_DEV_ID_ICH8_IGP_AMT: 260 case E1000_DEV_ID_ICH8_IGP_C: 261 case E1000_DEV_ID_ICH8_82567V_3: 262 mac->type = e1000_ich8lan; 263 break; 264 case E1000_DEV_ID_ICH9_IFE: 265 case E1000_DEV_ID_ICH9_IFE_GT: 266 case E1000_DEV_ID_ICH9_IFE_G: 267 case E1000_DEV_ID_ICH9_IGP_M: 268 case E1000_DEV_ID_ICH9_IGP_M_AMT: 269 case E1000_DEV_ID_ICH9_IGP_M_V: 270 case E1000_DEV_ID_ICH9_IGP_AMT: 271 case E1000_DEV_ID_ICH9_BM: 272 case E1000_DEV_ID_ICH9_IGP_C: 273 case E1000_DEV_ID_ICH10_R_BM_LM: 274 case E1000_DEV_ID_ICH10_R_BM_LF: 275 case E1000_DEV_ID_ICH10_R_BM_V: 276 mac->type = e1000_ich9lan; 277 break; 278 case E1000_DEV_ID_ICH10_D_BM_LM: 279 case E1000_DEV_ID_ICH10_D_BM_LF: 280 case E1000_DEV_ID_ICH10_D_BM_V: 281 mac->type = e1000_ich10lan; 282 break; 283 case E1000_DEV_ID_PCH_D_HV_DM: 284 case E1000_DEV_ID_PCH_D_HV_DC: 285 case E1000_DEV_ID_PCH_M_HV_LM: 286 case E1000_DEV_ID_PCH_M_HV_LC: 287 mac->type = e1000_pchlan; 288 break; 289 case E1000_DEV_ID_PCH2_LV_LM: 290 case E1000_DEV_ID_PCH2_LV_V: 291 mac->type = e1000_pch2lan; 292 break; 293 case E1000_DEV_ID_PCH_LPT_I217_LM: 294 case E1000_DEV_ID_PCH_LPT_I217_V: 295 case E1000_DEV_ID_PCH_LPTLP_I218_LM: 296 case E1000_DEV_ID_PCH_LPTLP_I218_V: 297 case E1000_DEV_ID_PCH_I218_LM2: 298 case E1000_DEV_ID_PCH_I218_V2: 299 case E1000_DEV_ID_PCH_I218_LM3: 300 case E1000_DEV_ID_PCH_I218_V3: 301 mac->type = e1000_pch_lpt; 302 break; 303 case E1000_DEV_ID_PCH_SPT_I219_LM: 304 case E1000_DEV_ID_PCH_SPT_I219_V: 305 case E1000_DEV_ID_PCH_SPT_I219_LM2: 306 case E1000_DEV_ID_PCH_SPT_I219_V2: 307 case E1000_DEV_ID_PCH_LBG_I219_LM3: 308 case E1000_DEV_ID_PCH_SPT_I219_LM4: 309 case E1000_DEV_ID_PCH_SPT_I219_V4: 310 case E1000_DEV_ID_PCH_SPT_I219_LM5: 311 case E1000_DEV_ID_PCH_SPT_I219_V5: 312 mac->type = e1000_pch_spt; 313 break; 314 case E1000_DEV_ID_PCH_CNP_I219_LM6: 315 case E1000_DEV_ID_PCH_CNP_I219_V6: 316 case E1000_DEV_ID_PCH_CNP_I219_LM7: 317 case E1000_DEV_ID_PCH_CNP_I219_V7: 318 case E1000_DEV_ID_PCH_CNP_I219_LM8: 319 case E1000_DEV_ID_PCH_CNP_I219_V8: 320 case E1000_DEV_ID_PCH_CNP_I219_LM9: 321 case E1000_DEV_ID_PCH_CNP_I219_V9: 322 case E1000_DEV_ID_PCH_CNP_I219_LM10: 323 case E1000_DEV_ID_PCH_CNP_I219_V10: 324 case E1000_DEV_ID_PCH_CNP_I219_LM11: 325 case E1000_DEV_ID_PCH_CNP_I219_V11: 326 case E1000_DEV_ID_PCH_CNP_I219_LM12: 327 case E1000_DEV_ID_PCH_CNP_I219_V12: 328 case E1000_DEV_ID_PCH_CNP_I219_LM13: 329 case E1000_DEV_ID_PCH_CNP_I219_V13: 330 case E1000_DEV_ID_PCH_CNP_I219_LM14: 331 case E1000_DEV_ID_PCH_CNP_I219_V14: 332 mac->type = e1000_pch_cnp; 333 break; 334 case E1000_DEV_ID_82575EB_COPPER: 335 case E1000_DEV_ID_82575EB_FIBER_SERDES: 336 case E1000_DEV_ID_82575GB_QUAD_COPPER: 337 mac->type = e1000_82575; 338 break; 339 case E1000_DEV_ID_82576: 340 case E1000_DEV_ID_82576_FIBER: 341 case E1000_DEV_ID_82576_SERDES: 342 case E1000_DEV_ID_82576_QUAD_COPPER: 343 case E1000_DEV_ID_82576_QUAD_COPPER_ET2: 344 case E1000_DEV_ID_82576_NS: 345 case E1000_DEV_ID_82576_NS_SERDES: 346 case E1000_DEV_ID_82576_SERDES_QUAD: 347 mac->type = e1000_82576; 348 break; 349 case E1000_DEV_ID_82580_COPPER: 350 case E1000_DEV_ID_82580_FIBER: 351 case E1000_DEV_ID_82580_SERDES: 352 case E1000_DEV_ID_82580_SGMII: 353 case E1000_DEV_ID_82580_COPPER_DUAL: 354 case E1000_DEV_ID_82580_QUAD_FIBER: 355 case E1000_DEV_ID_DH89XXCC_SGMII: 356 case E1000_DEV_ID_DH89XXCC_SERDES: 357 case E1000_DEV_ID_DH89XXCC_BACKPLANE: 358 case E1000_DEV_ID_DH89XXCC_SFP: 359 mac->type = e1000_82580; 360 break; 361 case E1000_DEV_ID_I350_COPPER: 362 case E1000_DEV_ID_I350_FIBER: 363 case E1000_DEV_ID_I350_SERDES: 364 case E1000_DEV_ID_I350_SGMII: 365 case E1000_DEV_ID_I350_DA4: 366 mac->type = e1000_i350; 367 break; 368 case E1000_DEV_ID_I210_COPPER_FLASHLESS: 369 case E1000_DEV_ID_I210_SERDES_FLASHLESS: 370 case E1000_DEV_ID_I210_COPPER: 371 case E1000_DEV_ID_I210_COPPER_OEM1: 372 case E1000_DEV_ID_I210_COPPER_IT: 373 case E1000_DEV_ID_I210_FIBER: 374 case E1000_DEV_ID_I210_SERDES: 375 case E1000_DEV_ID_I210_SGMII: 376 mac->type = e1000_i210; 377 break; 378 case E1000_DEV_ID_I211_COPPER: 379 mac->type = e1000_i211; 380 break; 381 case E1000_DEV_ID_82576_VF: 382 case E1000_DEV_ID_82576_VF_HV: 383 mac->type = e1000_vfadapt; 384 break; 385 case E1000_DEV_ID_I350_VF: 386 case E1000_DEV_ID_I350_VF_HV: 387 mac->type = e1000_vfadapt_i350; 388 break; 389 390 case E1000_DEV_ID_I354_BACKPLANE_1GBPS: 391 case E1000_DEV_ID_I354_SGMII: 392 case E1000_DEV_ID_I354_BACKPLANE_2_5GBPS: 393 mac->type = e1000_i354; 394 break; 395 default: 396 /* Should never have loaded on this device */ 397 ret_val = -E1000_ERR_MAC_INIT; 398 break; 399 } 400 401 return ret_val; 402 } 403 404 /** 405 * e1000_setup_init_funcs - Initializes function pointers 406 * @hw: pointer to the HW structure 407 * @init_device: TRUE will initialize the rest of the function pointers 408 * getting the device ready for use. FALSE will only set 409 * MAC type and the function pointers for the other init 410 * functions. Passing FALSE will not generate any hardware 411 * reads or writes. 412 * 413 * This function must be called by a driver in order to use the rest 414 * of the 'shared' code files. Called by drivers only. 415 **/ 416 s32 e1000_setup_init_funcs(struct e1000_hw *hw, bool init_device) 417 { 418 s32 ret_val; 419 420 /* Can't do much good without knowing the MAC type. */ 421 ret_val = e1000_set_mac_type(hw); 422 if (ret_val) { 423 DEBUGOUT("ERROR: MAC type could not be set properly.\n"); 424 goto out; 425 } 426 427 if (!hw->hw_addr) { 428 DEBUGOUT("ERROR: Registers not mapped\n"); 429 ret_val = -E1000_ERR_CONFIG; 430 goto out; 431 } 432 433 /* 434 * Init function pointers to generic implementations. We do this first 435 * allowing a driver module to override it afterward. 436 */ 437 e1000_init_mac_ops_generic(hw); 438 e1000_init_phy_ops_generic(hw); 439 e1000_init_nvm_ops_generic(hw); 440 e1000_init_mbx_ops_generic(hw); 441 442 /* 443 * Set up the init function pointers. These are functions within the 444 * adapter family file that sets up function pointers for the rest of 445 * the functions in that family. 446 */ 447 switch (hw->mac.type) { 448 case e1000_82542: 449 e1000_init_function_pointers_82542(hw); 450 break; 451 case e1000_82543: 452 case e1000_82544: 453 e1000_init_function_pointers_82543(hw); 454 break; 455 case e1000_82540: 456 case e1000_82545: 457 case e1000_82545_rev_3: 458 case e1000_82546: 459 case e1000_82546_rev_3: 460 e1000_init_function_pointers_82540(hw); 461 break; 462 case e1000_82541: 463 case e1000_82541_rev_2: 464 case e1000_82547: 465 case e1000_82547_rev_2: 466 e1000_init_function_pointers_82541(hw); 467 break; 468 case e1000_82571: 469 case e1000_82572: 470 case e1000_82573: 471 case e1000_82574: 472 case e1000_82583: 473 e1000_init_function_pointers_82571(hw); 474 break; 475 case e1000_80003es2lan: 476 e1000_init_function_pointers_80003es2lan(hw); 477 break; 478 case e1000_ich8lan: 479 case e1000_ich9lan: 480 case e1000_ich10lan: 481 case e1000_pchlan: 482 case e1000_pch2lan: 483 case e1000_pch_lpt: 484 case e1000_pch_spt: 485 case e1000_pch_cnp: 486 e1000_init_function_pointers_ich8lan(hw); 487 break; 488 case e1000_82575: 489 case e1000_82576: 490 case e1000_82580: 491 case e1000_i350: 492 case e1000_i354: 493 e1000_init_function_pointers_82575(hw); 494 break; 495 case e1000_i210: 496 case e1000_i211: 497 e1000_init_function_pointers_i210(hw); 498 break; 499 case e1000_vfadapt: 500 e1000_init_function_pointers_vf(hw); 501 break; 502 case e1000_vfadapt_i350: 503 e1000_init_function_pointers_vf(hw); 504 break; 505 default: 506 DEBUGOUT("Hardware not supported\n"); 507 ret_val = -E1000_ERR_CONFIG; 508 break; 509 } 510 511 /* 512 * Initialize the rest of the function pointers. These require some 513 * register reads/writes in some cases. 514 */ 515 if (!(ret_val) && init_device) { 516 ret_val = e1000_init_mac_params(hw); 517 if (ret_val) 518 goto out; 519 520 ret_val = e1000_init_nvm_params(hw); 521 if (ret_val) 522 goto out; 523 524 ret_val = e1000_init_phy_params(hw); 525 if (ret_val) 526 goto out; 527 528 ret_val = e1000_init_mbx_params(hw); 529 if (ret_val) 530 goto out; 531 } 532 533 out: 534 return ret_val; 535 } 536 537 /** 538 * e1000_get_bus_info - Obtain bus information for adapter 539 * @hw: pointer to the HW structure 540 * 541 * This will obtain information about the HW bus for which the 542 * adapter is attached and stores it in the hw structure. This is a 543 * function pointer entry point called by drivers. 544 **/ 545 s32 e1000_get_bus_info(struct e1000_hw *hw) 546 { 547 if (hw->mac.ops.get_bus_info) 548 return hw->mac.ops.get_bus_info(hw); 549 550 return E1000_SUCCESS; 551 } 552 553 /** 554 * e1000_clear_vfta - Clear VLAN filter table 555 * @hw: pointer to the HW structure 556 * 557 * This clears the VLAN filter table on the adapter. This is a function 558 * pointer entry point called by drivers. 559 **/ 560 void e1000_clear_vfta(struct e1000_hw *hw) 561 { 562 if (hw->mac.ops.clear_vfta) 563 hw->mac.ops.clear_vfta(hw); 564 } 565 566 /** 567 * e1000_write_vfta - Write value to VLAN filter table 568 * @hw: pointer to the HW structure 569 * @offset: the 32-bit offset in which to write the value to. 570 * @value: the 32-bit value to write at location offset. 571 * 572 * This writes a 32-bit value to a 32-bit offset in the VLAN filter 573 * table. This is a function pointer entry point called by drivers. 574 **/ 575 void e1000_write_vfta(struct e1000_hw *hw, u32 offset, u32 value) 576 { 577 if (hw->mac.ops.write_vfta) 578 hw->mac.ops.write_vfta(hw, offset, value); 579 } 580 581 /** 582 * e1000_update_mc_addr_list - Update Multicast addresses 583 * @hw: pointer to the HW structure 584 * @mc_addr_list: array of multicast addresses to program 585 * @mc_addr_count: number of multicast addresses to program 586 * 587 * Updates the Multicast Table Array. 588 * The caller must have a packed mc_addr_list of multicast addresses. 589 **/ 590 void e1000_update_mc_addr_list(struct e1000_hw *hw, u8 *mc_addr_list, 591 u32 mc_addr_count) 592 { 593 if (hw->mac.ops.update_mc_addr_list) 594 hw->mac.ops.update_mc_addr_list(hw, mc_addr_list, 595 mc_addr_count); 596 } 597 598 /** 599 * e1000_force_mac_fc - Force MAC flow control 600 * @hw: pointer to the HW structure 601 * 602 * Force the MAC's flow control settings. Currently no func pointer exists 603 * and all implementations are handled in the generic version of this 604 * function. 605 **/ 606 s32 e1000_force_mac_fc(struct e1000_hw *hw) 607 { 608 return e1000_force_mac_fc_generic(hw); 609 } 610 611 /** 612 * e1000_check_for_link - Check/Store link connection 613 * @hw: pointer to the HW structure 614 * 615 * This checks the link condition of the adapter and stores the 616 * results in the hw->mac structure. This is a function pointer entry 617 * point called by drivers. 618 **/ 619 s32 e1000_check_for_link(struct e1000_hw *hw) 620 { 621 if (hw->mac.ops.check_for_link) 622 return hw->mac.ops.check_for_link(hw); 623 624 return -E1000_ERR_CONFIG; 625 } 626 627 /** 628 * e1000_check_mng_mode - Check management mode 629 * @hw: pointer to the HW structure 630 * 631 * This checks if the adapter has manageability enabled. 632 * This is a function pointer entry point called by drivers. 633 **/ 634 bool e1000_check_mng_mode(struct e1000_hw *hw) 635 { 636 if (hw->mac.ops.check_mng_mode) 637 return hw->mac.ops.check_mng_mode(hw); 638 639 return FALSE; 640 } 641 642 /** 643 * e1000_mng_write_dhcp_info - Writes DHCP info to host interface 644 * @hw: pointer to the HW structure 645 * @buffer: pointer to the host interface 646 * @length: size of the buffer 647 * 648 * Writes the DHCP information to the host interface. 649 **/ 650 s32 e1000_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length) 651 { 652 return e1000_mng_write_dhcp_info_generic(hw, buffer, length); 653 } 654 655 /** 656 * e1000_reset_hw - Reset hardware 657 * @hw: pointer to the HW structure 658 * 659 * This resets the hardware into a known state. This is a function pointer 660 * entry point called by drivers. 661 **/ 662 s32 e1000_reset_hw(struct e1000_hw *hw) 663 { 664 if (hw->mac.ops.reset_hw) 665 return hw->mac.ops.reset_hw(hw); 666 667 return -E1000_ERR_CONFIG; 668 } 669 670 /** 671 * e1000_init_hw - Initialize hardware 672 * @hw: pointer to the HW structure 673 * 674 * This inits the hardware readying it for operation. This is a function 675 * pointer entry point called by drivers. 676 **/ 677 s32 e1000_init_hw(struct e1000_hw *hw) 678 { 679 if (hw->mac.ops.init_hw) 680 return hw->mac.ops.init_hw(hw); 681 682 return -E1000_ERR_CONFIG; 683 } 684 685 /** 686 * e1000_setup_link - Configures link and flow control 687 * @hw: pointer to the HW structure 688 * 689 * This configures link and flow control settings for the adapter. This 690 * is a function pointer entry point called by drivers. While modules can 691 * also call this, they probably call their own version of this function. 692 **/ 693 s32 e1000_setup_link(struct e1000_hw *hw) 694 { 695 if (hw->mac.ops.setup_link) 696 return hw->mac.ops.setup_link(hw); 697 698 return -E1000_ERR_CONFIG; 699 } 700 701 /** 702 * e1000_get_speed_and_duplex - Returns current speed and duplex 703 * @hw: pointer to the HW structure 704 * @speed: pointer to a 16-bit value to store the speed 705 * @duplex: pointer to a 16-bit value to store the duplex. 706 * 707 * This returns the speed and duplex of the adapter in the two 'out' 708 * variables passed in. This is a function pointer entry point called 709 * by drivers. 710 **/ 711 s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 *speed, u16 *duplex) 712 { 713 if (hw->mac.ops.get_link_up_info) 714 return hw->mac.ops.get_link_up_info(hw, speed, duplex); 715 716 return -E1000_ERR_CONFIG; 717 } 718 719 /** 720 * e1000_setup_led - Configures SW controllable LED 721 * @hw: pointer to the HW structure 722 * 723 * This prepares the SW controllable LED for use and saves the current state 724 * of the LED so it can be later restored. This is a function pointer entry 725 * point called by drivers. 726 **/ 727 s32 e1000_setup_led(struct e1000_hw *hw) 728 { 729 if (hw->mac.ops.setup_led) 730 return hw->mac.ops.setup_led(hw); 731 732 return E1000_SUCCESS; 733 } 734 735 /** 736 * e1000_cleanup_led - Restores SW controllable LED 737 * @hw: pointer to the HW structure 738 * 739 * This restores the SW controllable LED to the value saved off by 740 * e1000_setup_led. This is a function pointer entry point called by drivers. 741 **/ 742 s32 e1000_cleanup_led(struct e1000_hw *hw) 743 { 744 if (hw->mac.ops.cleanup_led) 745 return hw->mac.ops.cleanup_led(hw); 746 747 return E1000_SUCCESS; 748 } 749 750 /** 751 * e1000_blink_led - Blink SW controllable LED 752 * @hw: pointer to the HW structure 753 * 754 * This starts the adapter LED blinking. Request the LED to be setup first 755 * and cleaned up after. This is a function pointer entry point called by 756 * drivers. 757 **/ 758 s32 e1000_blink_led(struct e1000_hw *hw) 759 { 760 if (hw->mac.ops.blink_led) 761 return hw->mac.ops.blink_led(hw); 762 763 return E1000_SUCCESS; 764 } 765 766 /** 767 * e1000_id_led_init - store LED configurations in SW 768 * @hw: pointer to the HW structure 769 * 770 * Initializes the LED config in SW. This is a function pointer entry point 771 * called by drivers. 772 **/ 773 s32 e1000_id_led_init(struct e1000_hw *hw) 774 { 775 if (hw->mac.ops.id_led_init) 776 return hw->mac.ops.id_led_init(hw); 777 778 return E1000_SUCCESS; 779 } 780 781 /** 782 * e1000_led_on - Turn on SW controllable LED 783 * @hw: pointer to the HW structure 784 * 785 * Turns the SW defined LED on. This is a function pointer entry point 786 * called by drivers. 787 **/ 788 s32 e1000_led_on(struct e1000_hw *hw) 789 { 790 if (hw->mac.ops.led_on) 791 return hw->mac.ops.led_on(hw); 792 793 return E1000_SUCCESS; 794 } 795 796 /** 797 * e1000_led_off - Turn off SW controllable LED 798 * @hw: pointer to the HW structure 799 * 800 * Turns the SW defined LED off. This is a function pointer entry point 801 * called by drivers. 802 **/ 803 s32 e1000_led_off(struct e1000_hw *hw) 804 { 805 if (hw->mac.ops.led_off) 806 return hw->mac.ops.led_off(hw); 807 808 return E1000_SUCCESS; 809 } 810 811 /** 812 * e1000_reset_adaptive - Reset adaptive IFS 813 * @hw: pointer to the HW structure 814 * 815 * Resets the adaptive IFS. Currently no func pointer exists and all 816 * implementations are handled in the generic version of this function. 817 **/ 818 void e1000_reset_adaptive(struct e1000_hw *hw) 819 { 820 e1000_reset_adaptive_generic(hw); 821 } 822 823 /** 824 * e1000_update_adaptive - Update adaptive IFS 825 * @hw: pointer to the HW structure 826 * 827 * Updates adapter IFS. Currently no func pointer exists and all 828 * implementations are handled in the generic version of this function. 829 **/ 830 void e1000_update_adaptive(struct e1000_hw *hw) 831 { 832 e1000_update_adaptive_generic(hw); 833 } 834 835 /** 836 * e1000_disable_pcie_master - Disable PCI-Express master access 837 * @hw: pointer to the HW structure 838 * 839 * Disables PCI-Express master access and verifies there are no pending 840 * requests. Currently no func pointer exists and all implementations are 841 * handled in the generic version of this function. 842 **/ 843 s32 e1000_disable_pcie_master(struct e1000_hw *hw) 844 { 845 return e1000_disable_pcie_master_generic(hw); 846 } 847 848 /** 849 * e1000_config_collision_dist - Configure collision distance 850 * @hw: pointer to the HW structure 851 * 852 * Configures the collision distance to the default value and is used 853 * during link setup. 854 **/ 855 void e1000_config_collision_dist(struct e1000_hw *hw) 856 { 857 if (hw->mac.ops.config_collision_dist) 858 hw->mac.ops.config_collision_dist(hw); 859 } 860 861 /** 862 * e1000_rar_set - Sets a receive address register 863 * @hw: pointer to the HW structure 864 * @addr: address to set the RAR to 865 * @index: the RAR to set 866 * 867 * Sets a Receive Address Register (RAR) to the specified address. 868 **/ 869 int e1000_rar_set(struct e1000_hw *hw, u8 *addr, u32 index) 870 { 871 if (hw->mac.ops.rar_set) 872 return hw->mac.ops.rar_set(hw, addr, index); 873 874 return E1000_SUCCESS; 875 } 876 877 /** 878 * e1000_validate_mdi_setting - Ensures valid MDI/MDIX SW state 879 * @hw: pointer to the HW structure 880 * 881 * Ensures that the MDI/MDIX SW state is valid. 882 **/ 883 s32 e1000_validate_mdi_setting(struct e1000_hw *hw) 884 { 885 if (hw->mac.ops.validate_mdi_setting) 886 return hw->mac.ops.validate_mdi_setting(hw); 887 888 return E1000_SUCCESS; 889 } 890 891 /** 892 * e1000_hash_mc_addr - Determines address location in multicast table 893 * @hw: pointer to the HW structure 894 * @mc_addr: Multicast address to hash. 895 * 896 * This hashes an address to determine its location in the multicast 897 * table. Currently no func pointer exists and all implementations 898 * are handled in the generic version of this function. 899 **/ 900 u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr) 901 { 902 return e1000_hash_mc_addr_generic(hw, mc_addr); 903 } 904 905 /** 906 * e1000_enable_tx_pkt_filtering - Enable packet filtering on TX 907 * @hw: pointer to the HW structure 908 * 909 * Enables packet filtering on transmit packets if manageability is enabled 910 * and host interface is enabled. 911 * Currently no func pointer exists and all implementations are handled in the 912 * generic version of this function. 913 **/ 914 bool e1000_enable_tx_pkt_filtering(struct e1000_hw *hw) 915 { 916 return e1000_enable_tx_pkt_filtering_generic(hw); 917 } 918 919 /** 920 * e1000_mng_host_if_write - Writes to the manageability host interface 921 * @hw: pointer to the HW structure 922 * @buffer: pointer to the host interface buffer 923 * @length: size of the buffer 924 * @offset: location in the buffer to write to 925 * @sum: sum of the data (not checksum) 926 * 927 * This function writes the buffer content at the offset given on the host if. 928 * It also does alignment considerations to do the writes in most efficient 929 * way. Also fills up the sum of the buffer in *buffer parameter. 930 **/ 931 s32 e1000_mng_host_if_write(struct e1000_hw *hw, u8 *buffer, u16 length, 932 u16 offset, u8 *sum) 933 { 934 return e1000_mng_host_if_write_generic(hw, buffer, length, offset, sum); 935 } 936 937 /** 938 * e1000_mng_write_cmd_header - Writes manageability command header 939 * @hw: pointer to the HW structure 940 * @hdr: pointer to the host interface command header 941 * 942 * Writes the command header after does the checksum calculation. 943 **/ 944 s32 e1000_mng_write_cmd_header(struct e1000_hw *hw, 945 struct e1000_host_mng_command_header *hdr) 946 { 947 return e1000_mng_write_cmd_header_generic(hw, hdr); 948 } 949 950 /** 951 * e1000_mng_enable_host_if - Checks host interface is enabled 952 * @hw: pointer to the HW structure 953 * 954 * Returns E1000_success upon success, else E1000_ERR_HOST_INTERFACE_COMMAND 955 * 956 * This function checks whether the HOST IF is enabled for command operation 957 * and also checks whether the previous command is completed. It busy waits 958 * in case of previous command is not completed. 959 **/ 960 s32 e1000_mng_enable_host_if(struct e1000_hw *hw) 961 { 962 return e1000_mng_enable_host_if_generic(hw); 963 } 964 965 /** 966 * e1000_set_obff_timer - Set Optimized Buffer Flush/Fill timer 967 * @hw: pointer to the HW structure 968 * @itr: u32 indicating itr value 969 * 970 * Set the OBFF timer based on the given interrupt rate. 971 **/ 972 s32 e1000_set_obff_timer(struct e1000_hw *hw, u32 itr) 973 { 974 if (hw->mac.ops.set_obff_timer) 975 return hw->mac.ops.set_obff_timer(hw, itr); 976 977 return E1000_SUCCESS; 978 } 979 980 /** 981 * e1000_check_reset_block - Verifies PHY can be reset 982 * @hw: pointer to the HW structure 983 * 984 * Checks if the PHY is in a state that can be reset or if manageability 985 * has it tied up. This is a function pointer entry point called by drivers. 986 **/ 987 s32 e1000_check_reset_block(struct e1000_hw *hw) 988 { 989 if (hw->phy.ops.check_reset_block) 990 return hw->phy.ops.check_reset_block(hw); 991 992 return E1000_SUCCESS; 993 } 994 995 /** 996 * e1000_read_phy_reg - Reads PHY register 997 * @hw: pointer to the HW structure 998 * @offset: the register to read 999 * @data: the buffer to store the 16-bit read. 1000 * 1001 * Reads the PHY register and returns the value in data. 1002 * This is a function pointer entry point called by drivers. 1003 **/ 1004 s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 offset, u16 *data) 1005 { 1006 if (hw->phy.ops.read_reg) 1007 return hw->phy.ops.read_reg(hw, offset, data); 1008 1009 return E1000_SUCCESS; 1010 } 1011 1012 /** 1013 * e1000_write_phy_reg - Writes PHY register 1014 * @hw: pointer to the HW structure 1015 * @offset: the register to write 1016 * @data: the value to write. 1017 * 1018 * Writes the PHY register at offset with the value in data. 1019 * This is a function pointer entry point called by drivers. 1020 **/ 1021 s32 e1000_write_phy_reg(struct e1000_hw *hw, u32 offset, u16 data) 1022 { 1023 if (hw->phy.ops.write_reg) 1024 return hw->phy.ops.write_reg(hw, offset, data); 1025 1026 return E1000_SUCCESS; 1027 } 1028 1029 /** 1030 * e1000_release_phy - Generic release PHY 1031 * @hw: pointer to the HW structure 1032 * 1033 * Return if silicon family does not require a semaphore when accessing the 1034 * PHY. 1035 **/ 1036 void e1000_release_phy(struct e1000_hw *hw) 1037 { 1038 if (hw->phy.ops.release) 1039 hw->phy.ops.release(hw); 1040 } 1041 1042 /** 1043 * e1000_acquire_phy - Generic acquire PHY 1044 * @hw: pointer to the HW structure 1045 * 1046 * Return success if silicon family does not require a semaphore when 1047 * accessing the PHY. 1048 **/ 1049 s32 e1000_acquire_phy(struct e1000_hw *hw) 1050 { 1051 if (hw->phy.ops.acquire) 1052 return hw->phy.ops.acquire(hw); 1053 1054 return E1000_SUCCESS; 1055 } 1056 1057 /** 1058 * e1000_cfg_on_link_up - Configure PHY upon link up 1059 * @hw: pointer to the HW structure 1060 **/ 1061 s32 e1000_cfg_on_link_up(struct e1000_hw *hw) 1062 { 1063 if (hw->phy.ops.cfg_on_link_up) 1064 return hw->phy.ops.cfg_on_link_up(hw); 1065 1066 return E1000_SUCCESS; 1067 } 1068 1069 /** 1070 * e1000_read_kmrn_reg - Reads register using Kumeran interface 1071 * @hw: pointer to the HW structure 1072 * @offset: the register to read 1073 * @data: the location to store the 16-bit value read. 1074 * 1075 * Reads a register out of the Kumeran interface. Currently no func pointer 1076 * exists and all implementations are handled in the generic version of 1077 * this function. 1078 **/ 1079 s32 e1000_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data) 1080 { 1081 return e1000_read_kmrn_reg_generic(hw, offset, data); 1082 } 1083 1084 /** 1085 * e1000_write_kmrn_reg - Writes register using Kumeran interface 1086 * @hw: pointer to the HW structure 1087 * @offset: the register to write 1088 * @data: the value to write. 1089 * 1090 * Writes a register to the Kumeran interface. Currently no func pointer 1091 * exists and all implementations are handled in the generic version of 1092 * this function. 1093 **/ 1094 s32 e1000_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data) 1095 { 1096 return e1000_write_kmrn_reg_generic(hw, offset, data); 1097 } 1098 1099 /** 1100 * e1000_get_cable_length - Retrieves cable length estimation 1101 * @hw: pointer to the HW structure 1102 * 1103 * This function estimates the cable length and stores them in 1104 * hw->phy.min_length and hw->phy.max_length. This is a function pointer 1105 * entry point called by drivers. 1106 **/ 1107 s32 e1000_get_cable_length(struct e1000_hw *hw) 1108 { 1109 if (hw->phy.ops.get_cable_length) 1110 return hw->phy.ops.get_cable_length(hw); 1111 1112 return E1000_SUCCESS; 1113 } 1114 1115 /** 1116 * e1000_get_phy_info - Retrieves PHY information from registers 1117 * @hw: pointer to the HW structure 1118 * 1119 * This function gets some information from various PHY registers and 1120 * populates hw->phy values with it. This is a function pointer entry 1121 * point called by drivers. 1122 **/ 1123 s32 e1000_get_phy_info(struct e1000_hw *hw) 1124 { 1125 if (hw->phy.ops.get_info) 1126 return hw->phy.ops.get_info(hw); 1127 1128 return E1000_SUCCESS; 1129 } 1130 1131 /** 1132 * e1000_phy_hw_reset - Hard PHY reset 1133 * @hw: pointer to the HW structure 1134 * 1135 * Performs a hard PHY reset. This is a function pointer entry point called 1136 * by drivers. 1137 **/ 1138 s32 e1000_phy_hw_reset(struct e1000_hw *hw) 1139 { 1140 if (hw->phy.ops.reset) 1141 return hw->phy.ops.reset(hw); 1142 1143 return E1000_SUCCESS; 1144 } 1145 1146 /** 1147 * e1000_phy_commit - Soft PHY reset 1148 * @hw: pointer to the HW structure 1149 * 1150 * Performs a soft PHY reset on those that apply. This is a function pointer 1151 * entry point called by drivers. 1152 **/ 1153 s32 e1000_phy_commit(struct e1000_hw *hw) 1154 { 1155 if (hw->phy.ops.commit) 1156 return hw->phy.ops.commit(hw); 1157 1158 return E1000_SUCCESS; 1159 } 1160 1161 /** 1162 * e1000_set_d0_lplu_state - Sets low power link up state for D0 1163 * @hw: pointer to the HW structure 1164 * @active: boolean used to enable/disable lplu 1165 * 1166 * Success returns 0, Failure returns 1 1167 * 1168 * The low power link up (lplu) state is set to the power management level D0 1169 * and SmartSpeed is disabled when active is TRUE, else clear lplu for D0 1170 * and enable Smartspeed. LPLU and Smartspeed are mutually exclusive. LPLU 1171 * is used during Dx states where the power conservation is most important. 1172 * During driver activity, SmartSpeed should be enabled so performance is 1173 * maintained. This is a function pointer entry point called by drivers. 1174 **/ 1175 s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active) 1176 { 1177 if (hw->phy.ops.set_d0_lplu_state) 1178 return hw->phy.ops.set_d0_lplu_state(hw, active); 1179 1180 return E1000_SUCCESS; 1181 } 1182 1183 /** 1184 * e1000_set_d3_lplu_state - Sets low power link up state for D3 1185 * @hw: pointer to the HW structure 1186 * @active: boolean used to enable/disable lplu 1187 * 1188 * Success returns 0, Failure returns 1 1189 * 1190 * The low power link up (lplu) state is set to the power management level D3 1191 * and SmartSpeed is disabled when active is TRUE, else clear lplu for D3 1192 * and enable Smartspeed. LPLU and Smartspeed are mutually exclusive. LPLU 1193 * is used during Dx states where the power conservation is most important. 1194 * During driver activity, SmartSpeed should be enabled so performance is 1195 * maintained. This is a function pointer entry point called by drivers. 1196 **/ 1197 s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active) 1198 { 1199 if (hw->phy.ops.set_d3_lplu_state) 1200 return hw->phy.ops.set_d3_lplu_state(hw, active); 1201 1202 return E1000_SUCCESS; 1203 } 1204 1205 /** 1206 * e1000_read_mac_addr - Reads MAC address 1207 * @hw: pointer to the HW structure 1208 * 1209 * Reads the MAC address out of the adapter and stores it in the HW structure. 1210 * Currently no func pointer exists and all implementations are handled in the 1211 * generic version of this function. 1212 **/ 1213 s32 e1000_read_mac_addr(struct e1000_hw *hw) 1214 { 1215 if (hw->mac.ops.read_mac_addr) 1216 return hw->mac.ops.read_mac_addr(hw); 1217 1218 return e1000_read_mac_addr_generic(hw); 1219 } 1220 1221 /** 1222 * e1000_read_pba_string - Read device part number string 1223 * @hw: pointer to the HW structure 1224 * @pba_num: pointer to device part number 1225 * @pba_num_size: size of part number buffer 1226 * 1227 * Reads the product board assembly (PBA) number from the EEPROM and stores 1228 * the value in pba_num. 1229 * Currently no func pointer exists and all implementations are handled in the 1230 * generic version of this function. 1231 **/ 1232 s32 e1000_read_pba_string(struct e1000_hw *hw, u8 *pba_num, u32 pba_num_size) 1233 { 1234 return e1000_read_pba_string_generic(hw, pba_num, pba_num_size); 1235 } 1236 1237 /** 1238 * e1000_read_pba_length - Read device part number string length 1239 * @hw: pointer to the HW structure 1240 * @pba_num_size: size of part number buffer 1241 * 1242 * Reads the product board assembly (PBA) number length from the EEPROM and 1243 * stores the value in pba_num. 1244 * Currently no func pointer exists and all implementations are handled in the 1245 * generic version of this function. 1246 **/ 1247 s32 e1000_read_pba_length(struct e1000_hw *hw, u32 *pba_num_size) 1248 { 1249 return e1000_read_pba_length_generic(hw, pba_num_size); 1250 } 1251 1252 /** 1253 * e1000_validate_nvm_checksum - Verifies NVM (EEPROM) checksum 1254 * @hw: pointer to the HW structure 1255 * 1256 * Validates the NVM checksum is correct. This is a function pointer entry 1257 * point called by drivers. 1258 **/ 1259 s32 e1000_validate_nvm_checksum(struct e1000_hw *hw) 1260 { 1261 if (hw->nvm.ops.validate) 1262 return hw->nvm.ops.validate(hw); 1263 1264 return -E1000_ERR_CONFIG; 1265 } 1266 1267 /** 1268 * e1000_update_nvm_checksum - Updates NVM (EEPROM) checksum 1269 * @hw: pointer to the HW structure 1270 * 1271 * Updates the NVM checksum. Currently no func pointer exists and all 1272 * implementations are handled in the generic version of this function. 1273 **/ 1274 s32 e1000_update_nvm_checksum(struct e1000_hw *hw) 1275 { 1276 if (hw->nvm.ops.update) 1277 return hw->nvm.ops.update(hw); 1278 1279 return -E1000_ERR_CONFIG; 1280 } 1281 1282 /** 1283 * e1000_reload_nvm - Reloads EEPROM 1284 * @hw: pointer to the HW structure 1285 * 1286 * Reloads the EEPROM by setting the "Reinitialize from EEPROM" bit in the 1287 * extended control register. 1288 **/ 1289 void e1000_reload_nvm(struct e1000_hw *hw) 1290 { 1291 if (hw->nvm.ops.reload) 1292 hw->nvm.ops.reload(hw); 1293 } 1294 1295 /** 1296 * e1000_read_nvm - Reads NVM (EEPROM) 1297 * @hw: pointer to the HW structure 1298 * @offset: the word offset to read 1299 * @words: number of 16-bit words to read 1300 * @data: pointer to the properly sized buffer for the data. 1301 * 1302 * Reads 16-bit chunks of data from the NVM (EEPROM). This is a function 1303 * pointer entry point called by drivers. 1304 **/ 1305 s32 e1000_read_nvm(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) 1306 { 1307 if (hw->nvm.ops.read) 1308 return hw->nvm.ops.read(hw, offset, words, data); 1309 1310 return -E1000_ERR_CONFIG; 1311 } 1312 1313 /** 1314 * e1000_write_nvm - Writes to NVM (EEPROM) 1315 * @hw: pointer to the HW structure 1316 * @offset: the word offset to read 1317 * @words: number of 16-bit words to write 1318 * @data: pointer to the properly sized buffer for the data. 1319 * 1320 * Writes 16-bit chunks of data to the NVM (EEPROM). This is a function 1321 * pointer entry point called by drivers. 1322 **/ 1323 s32 e1000_write_nvm(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) 1324 { 1325 if (hw->nvm.ops.write) 1326 return hw->nvm.ops.write(hw, offset, words, data); 1327 1328 return E1000_SUCCESS; 1329 } 1330 1331 /** 1332 * e1000_write_8bit_ctrl_reg - Writes 8bit Control register 1333 * @hw: pointer to the HW structure 1334 * @reg: 32bit register offset 1335 * @offset: the register to write 1336 * @data: the value to write. 1337 * 1338 * Writes the PHY register at offset with the value in data. 1339 * This is a function pointer entry point called by drivers. 1340 **/ 1341 s32 e1000_write_8bit_ctrl_reg(struct e1000_hw *hw, u32 reg, u32 offset, 1342 u8 data) 1343 { 1344 return e1000_write_8bit_ctrl_reg_generic(hw, reg, offset, data); 1345 } 1346 1347 /** 1348 * e1000_power_up_phy - Restores link in case of PHY power down 1349 * @hw: pointer to the HW structure 1350 * 1351 * The phy may be powered down to save power, to turn off link when the 1352 * driver is unloaded, or wake on lan is not enabled (among others). 1353 **/ 1354 void e1000_power_up_phy(struct e1000_hw *hw) 1355 { 1356 if (hw->phy.ops.power_up) 1357 hw->phy.ops.power_up(hw); 1358 1359 e1000_setup_link(hw); 1360 } 1361 1362 /** 1363 * e1000_power_down_phy - Power down PHY 1364 * @hw: pointer to the HW structure 1365 * 1366 * The phy may be powered down to save power, to turn off link when the 1367 * driver is unloaded, or wake on lan is not enabled (among others). 1368 **/ 1369 void e1000_power_down_phy(struct e1000_hw *hw) 1370 { 1371 if (hw->phy.ops.power_down) 1372 hw->phy.ops.power_down(hw); 1373 } 1374 1375 /** 1376 * e1000_power_up_fiber_serdes_link - Power up serdes link 1377 * @hw: pointer to the HW structure 1378 * 1379 * Power on the optics and PCS. 1380 **/ 1381 void e1000_power_up_fiber_serdes_link(struct e1000_hw *hw) 1382 { 1383 if (hw->mac.ops.power_up_serdes) 1384 hw->mac.ops.power_up_serdes(hw); 1385 } 1386 1387 /** 1388 * e1000_shutdown_fiber_serdes_link - Remove link during power down 1389 * @hw: pointer to the HW structure 1390 * 1391 * Shutdown the optics and PCS on driver unload. 1392 **/ 1393 void e1000_shutdown_fiber_serdes_link(struct e1000_hw *hw) 1394 { 1395 if (hw->mac.ops.shutdown_serdes) 1396 hw->mac.ops.shutdown_serdes(hw); 1397 } 1398