1dee1ad47SJeff Kirsher /******************************************************************************* 2dee1ad47SJeff Kirsher 3dee1ad47SJeff Kirsher Intel PRO/1000 Linux driver 4bf67044bSBruce Allan Copyright(c) 1999 - 2013 Intel Corporation. 5dee1ad47SJeff Kirsher 6dee1ad47SJeff Kirsher This program is free software; you can redistribute it and/or modify it 7dee1ad47SJeff Kirsher under the terms and conditions of the GNU General Public License, 8dee1ad47SJeff Kirsher version 2, as published by the Free Software Foundation. 9dee1ad47SJeff Kirsher 10dee1ad47SJeff Kirsher This program is distributed in the hope it will be useful, but WITHOUT 11dee1ad47SJeff Kirsher ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12dee1ad47SJeff Kirsher FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 13dee1ad47SJeff Kirsher more details. 14dee1ad47SJeff Kirsher 15dee1ad47SJeff Kirsher You should have received a copy of the GNU General Public License along with 16dee1ad47SJeff Kirsher this program; if not, write to the Free Software Foundation, Inc., 17dee1ad47SJeff Kirsher 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 18dee1ad47SJeff Kirsher 19dee1ad47SJeff Kirsher The full GNU General Public License is included in this distribution in 20dee1ad47SJeff Kirsher the file called "COPYING". 21dee1ad47SJeff Kirsher 22dee1ad47SJeff Kirsher Contact Information: 23dee1ad47SJeff Kirsher Linux NICS <linux.nics@intel.com> 24dee1ad47SJeff Kirsher e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> 25dee1ad47SJeff Kirsher Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 26dee1ad47SJeff Kirsher 27dee1ad47SJeff Kirsher *******************************************************************************/ 28dee1ad47SJeff Kirsher 29dee1ad47SJeff Kirsher #include <linux/netdevice.h> 309d9779e7SPaul Gortmaker #include <linux/module.h> 31dee1ad47SJeff Kirsher #include <linux/pci.h> 32dee1ad47SJeff Kirsher 33dee1ad47SJeff Kirsher #include "e1000.h" 34dee1ad47SJeff Kirsher 35e921eb1aSBruce Allan /* This is the only thing that needs to be changed to adjust the 36dee1ad47SJeff Kirsher * maximum number of ports that the driver can manage. 37dee1ad47SJeff Kirsher */ 38dee1ad47SJeff Kirsher #define E1000_MAX_NIC 32 39dee1ad47SJeff Kirsher 40dee1ad47SJeff Kirsher #define OPTION_UNSET -1 41dee1ad47SJeff Kirsher #define OPTION_DISABLED 0 42dee1ad47SJeff Kirsher #define OPTION_ENABLED 1 43dee1ad47SJeff Kirsher 44dee1ad47SJeff Kirsher #define COPYBREAK_DEFAULT 256 45dee1ad47SJeff Kirsher unsigned int copybreak = COPYBREAK_DEFAULT; 46dee1ad47SJeff Kirsher module_param(copybreak, uint, 0644); 47dee1ad47SJeff Kirsher MODULE_PARM_DESC(copybreak, 48dee1ad47SJeff Kirsher "Maximum size of packet that is copied to a new buffer on receive"); 49dee1ad47SJeff Kirsher 50e921eb1aSBruce Allan /* All parameters are treated the same, as an integer array of values. 51dee1ad47SJeff Kirsher * This macro just reduces the need to repeat the same declaration code 52dee1ad47SJeff Kirsher * over and over (plus this helps to avoid typo bugs). 53dee1ad47SJeff Kirsher */ 54dee1ad47SJeff Kirsher #define E1000_PARAM_INIT { [0 ... E1000_MAX_NIC] = OPTION_UNSET } 55dee1ad47SJeff Kirsher #define E1000_PARAM(X, desc) \ 5655c5f55eSBruce Allan static int X[E1000_MAX_NIC+1] = E1000_PARAM_INIT; \ 57dee1ad47SJeff Kirsher static unsigned int num_##X; \ 58dee1ad47SJeff Kirsher module_param_array_named(X, X, int, &num_##X, 0); \ 59dee1ad47SJeff Kirsher MODULE_PARM_DESC(X, desc); 60dee1ad47SJeff Kirsher 61e921eb1aSBruce Allan /* Transmit Interrupt Delay in units of 1.024 microseconds 62dee1ad47SJeff Kirsher * Tx interrupt delay needs to typically be set to something non-zero 63dee1ad47SJeff Kirsher * 64dee1ad47SJeff Kirsher * Valid Range: 0-65535 65dee1ad47SJeff Kirsher */ 66dee1ad47SJeff Kirsher E1000_PARAM(TxIntDelay, "Transmit Interrupt Delay"); 67dee1ad47SJeff Kirsher #define DEFAULT_TIDV 8 68dee1ad47SJeff Kirsher #define MAX_TXDELAY 0xFFFF 69dee1ad47SJeff Kirsher #define MIN_TXDELAY 0 70dee1ad47SJeff Kirsher 71e921eb1aSBruce Allan /* Transmit Absolute Interrupt Delay in units of 1.024 microseconds 72dee1ad47SJeff Kirsher * 73dee1ad47SJeff Kirsher * Valid Range: 0-65535 74dee1ad47SJeff Kirsher */ 75dee1ad47SJeff Kirsher E1000_PARAM(TxAbsIntDelay, "Transmit Absolute Interrupt Delay"); 76dee1ad47SJeff Kirsher #define DEFAULT_TADV 32 77dee1ad47SJeff Kirsher #define MAX_TXABSDELAY 0xFFFF 78dee1ad47SJeff Kirsher #define MIN_TXABSDELAY 0 79dee1ad47SJeff Kirsher 80e921eb1aSBruce Allan /* Receive Interrupt Delay in units of 1.024 microseconds 81dee1ad47SJeff Kirsher * hardware will likely hang if you set this to anything but zero. 82dee1ad47SJeff Kirsher * 83dee1ad47SJeff Kirsher * Valid Range: 0-65535 84dee1ad47SJeff Kirsher */ 85dee1ad47SJeff Kirsher E1000_PARAM(RxIntDelay, "Receive Interrupt Delay"); 86dee1ad47SJeff Kirsher #define MAX_RXDELAY 0xFFFF 87dee1ad47SJeff Kirsher #define MIN_RXDELAY 0 88dee1ad47SJeff Kirsher 89e921eb1aSBruce Allan /* Receive Absolute Interrupt Delay in units of 1.024 microseconds 90dee1ad47SJeff Kirsher * 91dee1ad47SJeff Kirsher * Valid Range: 0-65535 92dee1ad47SJeff Kirsher */ 93dee1ad47SJeff Kirsher E1000_PARAM(RxAbsIntDelay, "Receive Absolute Interrupt Delay"); 94dee1ad47SJeff Kirsher #define MAX_RXABSDELAY 0xFFFF 95dee1ad47SJeff Kirsher #define MIN_RXABSDELAY 0 96dee1ad47SJeff Kirsher 97e921eb1aSBruce Allan /* Interrupt Throttle Rate (interrupts/sec) 98dee1ad47SJeff Kirsher * 99727c356fSJeff Kirsher * Valid Range: 100-100000 or one of: 0=off, 1=dynamic, 3=dynamic conservative 100dee1ad47SJeff Kirsher */ 101dee1ad47SJeff Kirsher E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate"); 102dee1ad47SJeff Kirsher #define DEFAULT_ITR 3 103dee1ad47SJeff Kirsher #define MAX_ITR 100000 104dee1ad47SJeff Kirsher #define MIN_ITR 100 105dee1ad47SJeff Kirsher 106e921eb1aSBruce Allan /* IntMode (Interrupt Mode) 107dee1ad47SJeff Kirsher * 108b6fbca2aSBruce Allan * Valid Range: varies depending on kernel configuration & hardware support 109dee1ad47SJeff Kirsher * 110b6fbca2aSBruce Allan * legacy=0, MSI=1, MSI-X=2 111b6fbca2aSBruce Allan * 112b6fbca2aSBruce Allan * When MSI/MSI-X support is enabled in kernel- 113b6fbca2aSBruce Allan * Default Value: 2 (MSI-X) when supported by hardware, 1 (MSI) otherwise 114b6fbca2aSBruce Allan * When MSI/MSI-X support is not enabled in kernel- 115b6fbca2aSBruce Allan * Default Value: 0 (legacy) 116b6fbca2aSBruce Allan * 117b6fbca2aSBruce Allan * When a mode is specified that is not allowed/supported, it will be 118b6fbca2aSBruce Allan * demoted to the most advanced interrupt mode available. 119dee1ad47SJeff Kirsher */ 120dee1ad47SJeff Kirsher E1000_PARAM(IntMode, "Interrupt Mode"); 121dee1ad47SJeff Kirsher #define MAX_INTMODE 2 122dee1ad47SJeff Kirsher #define MIN_INTMODE 0 123dee1ad47SJeff Kirsher 124e921eb1aSBruce Allan /* Enable Smart Power Down of the PHY 125dee1ad47SJeff Kirsher * 126dee1ad47SJeff Kirsher * Valid Range: 0, 1 127dee1ad47SJeff Kirsher * 128dee1ad47SJeff Kirsher * Default Value: 0 (disabled) 129dee1ad47SJeff Kirsher */ 130dee1ad47SJeff Kirsher E1000_PARAM(SmartPowerDownEnable, "Enable PHY smart power down"); 131dee1ad47SJeff Kirsher 132e921eb1aSBruce Allan /* Enable Kumeran Lock Loss workaround 133dee1ad47SJeff Kirsher * 134dee1ad47SJeff Kirsher * Valid Range: 0, 1 135dee1ad47SJeff Kirsher * 136dee1ad47SJeff Kirsher * Default Value: 1 (enabled) 137dee1ad47SJeff Kirsher */ 138dee1ad47SJeff Kirsher E1000_PARAM(KumeranLockLoss, "Enable Kumeran lock loss workaround"); 139dee1ad47SJeff Kirsher 140e921eb1aSBruce Allan /* Write Protect NVM 141dee1ad47SJeff Kirsher * 142dee1ad47SJeff Kirsher * Valid Range: 0, 1 143dee1ad47SJeff Kirsher * 144dee1ad47SJeff Kirsher * Default Value: 1 (enabled) 145dee1ad47SJeff Kirsher */ 146dee1ad47SJeff Kirsher E1000_PARAM(WriteProtectNVM, "Write-protect NVM [WARNING: disabling this can lead to corrupted NVM]"); 147dee1ad47SJeff Kirsher 148e921eb1aSBruce Allan /* Enable CRC Stripping 149dee1ad47SJeff Kirsher * 150dee1ad47SJeff Kirsher * Valid Range: 0, 1 151dee1ad47SJeff Kirsher * 152dee1ad47SJeff Kirsher * Default Value: 1 (enabled) 153dee1ad47SJeff Kirsher */ 1546ad65145SBruce Allan E1000_PARAM(CrcStripping, 1556ad65145SBruce Allan "Enable CRC Stripping, disable if your BMC needs the CRC"); 156dee1ad47SJeff Kirsher 157dee1ad47SJeff Kirsher struct e1000_option { 158dee1ad47SJeff Kirsher enum { enable_option, range_option, list_option } type; 159dee1ad47SJeff Kirsher const char *name; 160dee1ad47SJeff Kirsher const char *err; 161dee1ad47SJeff Kirsher int def; 162dee1ad47SJeff Kirsher union { 163dee1ad47SJeff Kirsher struct { /* range_option info */ 164dee1ad47SJeff Kirsher int min; 165dee1ad47SJeff Kirsher int max; 166dee1ad47SJeff Kirsher } r; 167dee1ad47SJeff Kirsher struct { /* list_option info */ 168dee1ad47SJeff Kirsher int nr; 169dee1ad47SJeff Kirsher struct e1000_opt_list { int i; char *str; } *p; 170dee1ad47SJeff Kirsher } l; 171dee1ad47SJeff Kirsher } arg; 172dee1ad47SJeff Kirsher }; 173dee1ad47SJeff Kirsher 1749f9a12f8SBill Pemberton static int e1000_validate_option(unsigned int *value, 175dee1ad47SJeff Kirsher const struct e1000_option *opt, 176dee1ad47SJeff Kirsher struct e1000_adapter *adapter) 177dee1ad47SJeff Kirsher { 178dee1ad47SJeff Kirsher if (*value == OPTION_UNSET) { 179dee1ad47SJeff Kirsher *value = opt->def; 180dee1ad47SJeff Kirsher return 0; 181dee1ad47SJeff Kirsher } 182dee1ad47SJeff Kirsher 183dee1ad47SJeff Kirsher switch (opt->type) { 184dee1ad47SJeff Kirsher case enable_option: 185dee1ad47SJeff Kirsher switch (*value) { 186dee1ad47SJeff Kirsher case OPTION_ENABLED: 187185095fbSBruce Allan dev_info(&adapter->pdev->dev, "%s Enabled\n", 188185095fbSBruce Allan opt->name); 189dee1ad47SJeff Kirsher return 0; 190dee1ad47SJeff Kirsher case OPTION_DISABLED: 191185095fbSBruce Allan dev_info(&adapter->pdev->dev, "%s Disabled\n", 192185095fbSBruce Allan opt->name); 193dee1ad47SJeff Kirsher return 0; 194dee1ad47SJeff Kirsher } 195dee1ad47SJeff Kirsher break; 196dee1ad47SJeff Kirsher case range_option: 197dee1ad47SJeff Kirsher if (*value >= opt->arg.r.min && *value <= opt->arg.r.max) { 198185095fbSBruce Allan dev_info(&adapter->pdev->dev, "%s set to %i\n", 199185095fbSBruce Allan opt->name, *value); 200dee1ad47SJeff Kirsher return 0; 201dee1ad47SJeff Kirsher } 202dee1ad47SJeff Kirsher break; 203dee1ad47SJeff Kirsher case list_option: { 204dee1ad47SJeff Kirsher int i; 205dee1ad47SJeff Kirsher struct e1000_opt_list *ent; 206dee1ad47SJeff Kirsher 207dee1ad47SJeff Kirsher for (i = 0; i < opt->arg.l.nr; i++) { 208dee1ad47SJeff Kirsher ent = &opt->arg.l.p[i]; 209dee1ad47SJeff Kirsher if (*value == ent->i) { 210dee1ad47SJeff Kirsher if (ent->str[0] != '\0') 211185095fbSBruce Allan dev_info(&adapter->pdev->dev, "%s\n", 212185095fbSBruce Allan ent->str); 213dee1ad47SJeff Kirsher return 0; 214dee1ad47SJeff Kirsher } 215dee1ad47SJeff Kirsher } 216dee1ad47SJeff Kirsher } 217dee1ad47SJeff Kirsher break; 218dee1ad47SJeff Kirsher default: 219dee1ad47SJeff Kirsher BUG(); 220dee1ad47SJeff Kirsher } 221dee1ad47SJeff Kirsher 222185095fbSBruce Allan dev_info(&adapter->pdev->dev, "Invalid %s value specified (%i) %s\n", 223185095fbSBruce Allan opt->name, *value, opt->err); 224dee1ad47SJeff Kirsher *value = opt->def; 225dee1ad47SJeff Kirsher return -1; 226dee1ad47SJeff Kirsher } 227dee1ad47SJeff Kirsher 228dee1ad47SJeff Kirsher /** 229dee1ad47SJeff Kirsher * e1000e_check_options - Range Checking for Command Line Parameters 230dee1ad47SJeff Kirsher * @adapter: board private structure 231dee1ad47SJeff Kirsher * 232dee1ad47SJeff Kirsher * This routine checks all command line parameters for valid user 233dee1ad47SJeff Kirsher * input. If an invalid value is given, or if no user specified 234dee1ad47SJeff Kirsher * value exists, a default value is used. The final value is stored 235dee1ad47SJeff Kirsher * in a variable in the adapter structure. 236dee1ad47SJeff Kirsher **/ 2379f9a12f8SBill Pemberton void e1000e_check_options(struct e1000_adapter *adapter) 238dee1ad47SJeff Kirsher { 239dee1ad47SJeff Kirsher struct e1000_hw *hw = &adapter->hw; 240dee1ad47SJeff Kirsher int bd = adapter->bd_number; 241dee1ad47SJeff Kirsher 242dee1ad47SJeff Kirsher if (bd >= E1000_MAX_NIC) { 243185095fbSBruce Allan dev_notice(&adapter->pdev->dev, 244185095fbSBruce Allan "Warning: no configuration for board #%i\n", bd); 245185095fbSBruce Allan dev_notice(&adapter->pdev->dev, 246185095fbSBruce Allan "Using defaults for all values\n"); 247dee1ad47SJeff Kirsher } 248dee1ad47SJeff Kirsher 249dee1ad47SJeff Kirsher { /* Transmit Interrupt Delay */ 250dee1ad47SJeff Kirsher static const struct e1000_option opt = { 251dee1ad47SJeff Kirsher .type = range_option, 252dee1ad47SJeff Kirsher .name = "Transmit Interrupt Delay", 253dee1ad47SJeff Kirsher .err = "using default of " 254dee1ad47SJeff Kirsher __MODULE_STRING(DEFAULT_TIDV), 255dee1ad47SJeff Kirsher .def = DEFAULT_TIDV, 256dee1ad47SJeff Kirsher .arg = { .r = { .min = MIN_TXDELAY, 257dee1ad47SJeff Kirsher .max = MAX_TXDELAY } } 258dee1ad47SJeff Kirsher }; 259dee1ad47SJeff Kirsher 260dee1ad47SJeff Kirsher if (num_TxIntDelay > bd) { 261dee1ad47SJeff Kirsher adapter->tx_int_delay = TxIntDelay[bd]; 262dee1ad47SJeff Kirsher e1000_validate_option(&adapter->tx_int_delay, &opt, 263dee1ad47SJeff Kirsher adapter); 264dee1ad47SJeff Kirsher } else { 265dee1ad47SJeff Kirsher adapter->tx_int_delay = opt.def; 266dee1ad47SJeff Kirsher } 267dee1ad47SJeff Kirsher } 268dee1ad47SJeff Kirsher { /* Transmit Absolute Interrupt Delay */ 269dee1ad47SJeff Kirsher static const struct e1000_option opt = { 270dee1ad47SJeff Kirsher .type = range_option, 271dee1ad47SJeff Kirsher .name = "Transmit Absolute Interrupt Delay", 272dee1ad47SJeff Kirsher .err = "using default of " 273dee1ad47SJeff Kirsher __MODULE_STRING(DEFAULT_TADV), 274dee1ad47SJeff Kirsher .def = DEFAULT_TADV, 275dee1ad47SJeff Kirsher .arg = { .r = { .min = MIN_TXABSDELAY, 276dee1ad47SJeff Kirsher .max = MAX_TXABSDELAY } } 277dee1ad47SJeff Kirsher }; 278dee1ad47SJeff Kirsher 279dee1ad47SJeff Kirsher if (num_TxAbsIntDelay > bd) { 280dee1ad47SJeff Kirsher adapter->tx_abs_int_delay = TxAbsIntDelay[bd]; 281dee1ad47SJeff Kirsher e1000_validate_option(&adapter->tx_abs_int_delay, &opt, 282dee1ad47SJeff Kirsher adapter); 283dee1ad47SJeff Kirsher } else { 284dee1ad47SJeff Kirsher adapter->tx_abs_int_delay = opt.def; 285dee1ad47SJeff Kirsher } 286dee1ad47SJeff Kirsher } 287dee1ad47SJeff Kirsher { /* Receive Interrupt Delay */ 288dee1ad47SJeff Kirsher static struct e1000_option opt = { 289dee1ad47SJeff Kirsher .type = range_option, 290dee1ad47SJeff Kirsher .name = "Receive Interrupt Delay", 291dee1ad47SJeff Kirsher .err = "using default of " 292dee1ad47SJeff Kirsher __MODULE_STRING(DEFAULT_RDTR), 293dee1ad47SJeff Kirsher .def = DEFAULT_RDTR, 294dee1ad47SJeff Kirsher .arg = { .r = { .min = MIN_RXDELAY, 295dee1ad47SJeff Kirsher .max = MAX_RXDELAY } } 296dee1ad47SJeff Kirsher }; 297dee1ad47SJeff Kirsher 298dee1ad47SJeff Kirsher if (num_RxIntDelay > bd) { 299dee1ad47SJeff Kirsher adapter->rx_int_delay = RxIntDelay[bd]; 300dee1ad47SJeff Kirsher e1000_validate_option(&adapter->rx_int_delay, &opt, 301dee1ad47SJeff Kirsher adapter); 302dee1ad47SJeff Kirsher } else { 303dee1ad47SJeff Kirsher adapter->rx_int_delay = opt.def; 304dee1ad47SJeff Kirsher } 305dee1ad47SJeff Kirsher } 306dee1ad47SJeff Kirsher { /* Receive Absolute Interrupt Delay */ 307dee1ad47SJeff Kirsher static const struct e1000_option opt = { 308dee1ad47SJeff Kirsher .type = range_option, 309dee1ad47SJeff Kirsher .name = "Receive Absolute Interrupt Delay", 310dee1ad47SJeff Kirsher .err = "using default of " 311dee1ad47SJeff Kirsher __MODULE_STRING(DEFAULT_RADV), 312dee1ad47SJeff Kirsher .def = DEFAULT_RADV, 313dee1ad47SJeff Kirsher .arg = { .r = { .min = MIN_RXABSDELAY, 314dee1ad47SJeff Kirsher .max = MAX_RXABSDELAY } } 315dee1ad47SJeff Kirsher }; 316dee1ad47SJeff Kirsher 317dee1ad47SJeff Kirsher if (num_RxAbsIntDelay > bd) { 318dee1ad47SJeff Kirsher adapter->rx_abs_int_delay = RxAbsIntDelay[bd]; 319dee1ad47SJeff Kirsher e1000_validate_option(&adapter->rx_abs_int_delay, &opt, 320dee1ad47SJeff Kirsher adapter); 321dee1ad47SJeff Kirsher } else { 322dee1ad47SJeff Kirsher adapter->rx_abs_int_delay = opt.def; 323dee1ad47SJeff Kirsher } 324dee1ad47SJeff Kirsher } 325dee1ad47SJeff Kirsher { /* Interrupt Throttling Rate */ 326dee1ad47SJeff Kirsher static const struct e1000_option opt = { 327dee1ad47SJeff Kirsher .type = range_option, 328dee1ad47SJeff Kirsher .name = "Interrupt Throttling Rate (ints/sec)", 329dee1ad47SJeff Kirsher .err = "using default of " 330dee1ad47SJeff Kirsher __MODULE_STRING(DEFAULT_ITR), 331dee1ad47SJeff Kirsher .def = DEFAULT_ITR, 332dee1ad47SJeff Kirsher .arg = { .r = { .min = MIN_ITR, 333dee1ad47SJeff Kirsher .max = MAX_ITR } } 334dee1ad47SJeff Kirsher }; 335dee1ad47SJeff Kirsher 336dee1ad47SJeff Kirsher if (num_InterruptThrottleRate > bd) { 337dee1ad47SJeff Kirsher adapter->itr = InterruptThrottleRate[bd]; 3382e7d21c5SJeff Kirsher 339e921eb1aSBruce Allan /* Make sure a message is printed for non-special 3402e7d21c5SJeff Kirsher * values. And in case of an invalid option, display 3412e7d21c5SJeff Kirsher * warning, use default and go through itr/itr_setting 3422e7d21c5SJeff Kirsher * adjustment logic below 343dee1ad47SJeff Kirsher */ 3442e7d21c5SJeff Kirsher if ((adapter->itr > 4) && 3452e7d21c5SJeff Kirsher e1000_validate_option(&adapter->itr, &opt, adapter)) 3462e7d21c5SJeff Kirsher adapter->itr = opt.def; 347dee1ad47SJeff Kirsher } else { 348e921eb1aSBruce Allan /* If no option specified, use default value and go 349727c356fSJeff Kirsher * through the logic below to adjust itr/itr_setting 350727c356fSJeff Kirsher */ 351727c356fSJeff Kirsher adapter->itr = opt.def; 352727c356fSJeff Kirsher 353e921eb1aSBruce Allan /* Make sure a message is printed for non-special 354727c356fSJeff Kirsher * default values 355727c356fSJeff Kirsher */ 3562e7d21c5SJeff Kirsher if (adapter->itr > 4) 357185095fbSBruce Allan dev_info(&adapter->pdev->dev, 358185095fbSBruce Allan "%s set to default %d\n", opt.name, 359727c356fSJeff Kirsher adapter->itr); 360727c356fSJeff Kirsher } 361727c356fSJeff Kirsher 362727c356fSJeff Kirsher adapter->itr_setting = adapter->itr; 363dee1ad47SJeff Kirsher switch (adapter->itr) { 364dee1ad47SJeff Kirsher case 0: 365185095fbSBruce Allan dev_info(&adapter->pdev->dev, "%s turned off\n", 366185095fbSBruce Allan opt.name); 367dee1ad47SJeff Kirsher break; 368dee1ad47SJeff Kirsher case 1: 369185095fbSBruce Allan dev_info(&adapter->pdev->dev, 370185095fbSBruce Allan "%s set to dynamic mode\n", opt.name); 371dee1ad47SJeff Kirsher adapter->itr = 20000; 372dee1ad47SJeff Kirsher break; 373dee1ad47SJeff Kirsher case 3: 374185095fbSBruce Allan dev_info(&adapter->pdev->dev, 375185095fbSBruce Allan "%s set to dynamic conservative mode\n", 376dee1ad47SJeff Kirsher opt.name); 377dee1ad47SJeff Kirsher adapter->itr = 20000; 378dee1ad47SJeff Kirsher break; 379dee1ad47SJeff Kirsher case 4: 380185095fbSBruce Allan dev_info(&adapter->pdev->dev, 381185095fbSBruce Allan "%s set to simplified (2000-8000 ints) mode\n", 382727c356fSJeff Kirsher opt.name); 383dee1ad47SJeff Kirsher break; 384dee1ad47SJeff Kirsher default: 385e921eb1aSBruce Allan /* Save the setting, because the dynamic bits 386dee1ad47SJeff Kirsher * change itr. 387727c356fSJeff Kirsher * 388dee1ad47SJeff Kirsher * Clear the lower two bits because 389dee1ad47SJeff Kirsher * they are used as control. 390dee1ad47SJeff Kirsher */ 391727c356fSJeff Kirsher adapter->itr_setting &= ~3; 392dee1ad47SJeff Kirsher break; 393dee1ad47SJeff Kirsher } 394dee1ad47SJeff Kirsher } 395dee1ad47SJeff Kirsher { /* Interrupt Mode */ 396dee1ad47SJeff Kirsher static struct e1000_option opt = { 397dee1ad47SJeff Kirsher .type = range_option, 398dee1ad47SJeff Kirsher .name = "Interrupt Mode", 399b6fbca2aSBruce Allan #ifndef CONFIG_PCI_MSI 400b6fbca2aSBruce Allan .err = "defaulting to 0 (legacy)", 401b6fbca2aSBruce Allan .def = E1000E_INT_MODE_LEGACY, 402b6fbca2aSBruce Allan .arg = { .r = { .min = 0, 403b6fbca2aSBruce Allan .max = 0 } } 404b6fbca2aSBruce Allan #endif 405dee1ad47SJeff Kirsher }; 406dee1ad47SJeff Kirsher 407b6fbca2aSBruce Allan #ifdef CONFIG_PCI_MSI 408b6fbca2aSBruce Allan if (adapter->flags & FLAG_HAS_MSIX) { 409b6fbca2aSBruce Allan opt.err = kstrdup("defaulting to 2 (MSI-X)", 410b6fbca2aSBruce Allan GFP_KERNEL); 411b6fbca2aSBruce Allan opt.def = E1000E_INT_MODE_MSIX; 412b6fbca2aSBruce Allan opt.arg.r.max = E1000E_INT_MODE_MSIX; 413b6fbca2aSBruce Allan } else { 414b6fbca2aSBruce Allan opt.err = kstrdup("defaulting to 1 (MSI)", GFP_KERNEL); 415b6fbca2aSBruce Allan opt.def = E1000E_INT_MODE_MSI; 416b6fbca2aSBruce Allan opt.arg.r.max = E1000E_INT_MODE_MSI; 417b6fbca2aSBruce Allan } 418b6fbca2aSBruce Allan 419b6fbca2aSBruce Allan if (!opt.err) { 420b6fbca2aSBruce Allan dev_err(&adapter->pdev->dev, 421b6fbca2aSBruce Allan "Failed to allocate memory\n"); 422b6fbca2aSBruce Allan return; 423b6fbca2aSBruce Allan } 424b6fbca2aSBruce Allan #endif 425b6fbca2aSBruce Allan 426dee1ad47SJeff Kirsher if (num_IntMode > bd) { 427dee1ad47SJeff Kirsher unsigned int int_mode = IntMode[bd]; 428dee1ad47SJeff Kirsher e1000_validate_option(&int_mode, &opt, adapter); 429dee1ad47SJeff Kirsher adapter->int_mode = int_mode; 430dee1ad47SJeff Kirsher } else { 431dee1ad47SJeff Kirsher adapter->int_mode = opt.def; 432dee1ad47SJeff Kirsher } 433b6fbca2aSBruce Allan 434b6fbca2aSBruce Allan #ifdef CONFIG_PCI_MSI 435b6fbca2aSBruce Allan kfree(opt.err); 436b6fbca2aSBruce Allan #endif 437dee1ad47SJeff Kirsher } 438dee1ad47SJeff Kirsher { /* Smart Power Down */ 439dee1ad47SJeff Kirsher static const struct e1000_option opt = { 440dee1ad47SJeff Kirsher .type = enable_option, 441dee1ad47SJeff Kirsher .name = "PHY Smart Power Down", 442dee1ad47SJeff Kirsher .err = "defaulting to Disabled", 443dee1ad47SJeff Kirsher .def = OPTION_DISABLED 444dee1ad47SJeff Kirsher }; 445dee1ad47SJeff Kirsher 446dee1ad47SJeff Kirsher if (num_SmartPowerDownEnable > bd) { 447dee1ad47SJeff Kirsher unsigned int spd = SmartPowerDownEnable[bd]; 448dee1ad47SJeff Kirsher e1000_validate_option(&spd, &opt, adapter); 4491860ac84SBruce Allan if ((adapter->flags & FLAG_HAS_SMART_POWER_DOWN) && spd) 450dee1ad47SJeff Kirsher adapter->flags |= FLAG_SMART_POWER_DOWN; 451dee1ad47SJeff Kirsher } 452dee1ad47SJeff Kirsher } 453dee1ad47SJeff Kirsher { /* CRC Stripping */ 454dee1ad47SJeff Kirsher static const struct e1000_option opt = { 455dee1ad47SJeff Kirsher .type = enable_option, 456dee1ad47SJeff Kirsher .name = "CRC Stripping", 457dee1ad47SJeff Kirsher .err = "defaulting to Enabled", 458dee1ad47SJeff Kirsher .def = OPTION_ENABLED 459dee1ad47SJeff Kirsher }; 460dee1ad47SJeff Kirsher 461dee1ad47SJeff Kirsher if (num_CrcStripping > bd) { 462dee1ad47SJeff Kirsher unsigned int crc_stripping = CrcStripping[bd]; 463dee1ad47SJeff Kirsher e1000_validate_option(&crc_stripping, &opt, adapter); 4640184039aSBen Greear if (crc_stripping == OPTION_ENABLED) { 465dee1ad47SJeff Kirsher adapter->flags2 |= FLAG2_CRC_STRIPPING; 4660184039aSBen Greear adapter->flags2 |= FLAG2_DFLT_CRC_STRIPPING; 4670184039aSBen Greear } 468dee1ad47SJeff Kirsher } else { 469dee1ad47SJeff Kirsher adapter->flags2 |= FLAG2_CRC_STRIPPING; 4700184039aSBen Greear adapter->flags2 |= FLAG2_DFLT_CRC_STRIPPING; 471dee1ad47SJeff Kirsher } 472dee1ad47SJeff Kirsher } 473dee1ad47SJeff Kirsher { /* Kumeran Lock Loss Workaround */ 474dee1ad47SJeff Kirsher static const struct e1000_option opt = { 475dee1ad47SJeff Kirsher .type = enable_option, 476dee1ad47SJeff Kirsher .name = "Kumeran Lock Loss Workaround", 477dee1ad47SJeff Kirsher .err = "defaulting to Enabled", 478dee1ad47SJeff Kirsher .def = OPTION_ENABLED 479dee1ad47SJeff Kirsher }; 480dee1ad47SJeff Kirsher 481dee1ad47SJeff Kirsher if (num_KumeranLockLoss > bd) { 482dee1ad47SJeff Kirsher unsigned int kmrn_lock_loss = KumeranLockLoss[bd]; 483dee1ad47SJeff Kirsher e1000_validate_option(&kmrn_lock_loss, &opt, adapter); 484dee1ad47SJeff Kirsher if (hw->mac.type == e1000_ich8lan) 485dee1ad47SJeff Kirsher e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, 486dee1ad47SJeff Kirsher kmrn_lock_loss); 487dee1ad47SJeff Kirsher } else { 488dee1ad47SJeff Kirsher if (hw->mac.type == e1000_ich8lan) 489dee1ad47SJeff Kirsher e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, 490dee1ad47SJeff Kirsher opt.def); 491dee1ad47SJeff Kirsher } 492dee1ad47SJeff Kirsher } 493dee1ad47SJeff Kirsher { /* Write-protect NVM */ 494dee1ad47SJeff Kirsher static const struct e1000_option opt = { 495dee1ad47SJeff Kirsher .type = enable_option, 496dee1ad47SJeff Kirsher .name = "Write-protect NVM", 497dee1ad47SJeff Kirsher .err = "defaulting to Enabled", 498dee1ad47SJeff Kirsher .def = OPTION_ENABLED 499dee1ad47SJeff Kirsher }; 500dee1ad47SJeff Kirsher 501dee1ad47SJeff Kirsher if (adapter->flags & FLAG_IS_ICH) { 502dee1ad47SJeff Kirsher if (num_WriteProtectNVM > bd) { 503dee1ad47SJeff Kirsher unsigned int write_protect_nvm = WriteProtectNVM[bd]; 504dee1ad47SJeff Kirsher e1000_validate_option(&write_protect_nvm, &opt, 505dee1ad47SJeff Kirsher adapter); 506dee1ad47SJeff Kirsher if (write_protect_nvm) 507dee1ad47SJeff Kirsher adapter->flags |= FLAG_READ_ONLY_NVM; 508dee1ad47SJeff Kirsher } else { 509dee1ad47SJeff Kirsher if (opt.def) 510dee1ad47SJeff Kirsher adapter->flags |= FLAG_READ_ONLY_NVM; 511dee1ad47SJeff Kirsher } 512dee1ad47SJeff Kirsher } 513dee1ad47SJeff Kirsher } 514dee1ad47SJeff Kirsher } 515