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1 /******************************************************************************* |
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2 |
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3 Intel PRO/1000 Linux driver |
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4 Copyright(c) 1999 - 2009 Intel Corporation. |
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5 |
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6 This program is free software; you can redistribute it and/or modify it |
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7 under the terms and conditions of the GNU General Public License, |
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8 version 2, as published by the Free Software Foundation. |
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9 |
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10 This program is distributed in the hope it will be useful, but WITHOUT |
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11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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13 more details. |
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14 |
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15 You should have received a copy of the GNU General Public License along with |
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16 this program; if not, write to the Free Software Foundation, Inc., |
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17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. |
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18 |
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19 The full GNU General Public License is included in this distribution in |
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20 the file called "COPYING". |
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21 |
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22 Contact Information: |
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23 Linux NICS <linux.nics@intel.com> |
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24 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
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25 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
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26 |
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27 *******************************************************************************/ |
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28 |
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29 /* |
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30 * 82571EB Gigabit Ethernet Controller |
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31 * 82571EB Gigabit Ethernet Controller (Copper) |
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32 * 82571EB Gigabit Ethernet Controller (Fiber) |
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33 * 82571EB Dual Port Gigabit Mezzanine Adapter |
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34 * 82571EB Quad Port Gigabit Mezzanine Adapter |
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35 * 82571PT Gigabit PT Quad Port Server ExpressModule |
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36 * 82572EI Gigabit Ethernet Controller (Copper) |
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37 * 82572EI Gigabit Ethernet Controller (Fiber) |
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38 * 82572EI Gigabit Ethernet Controller |
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39 * 82573V Gigabit Ethernet Controller (Copper) |
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40 * 82573E Gigabit Ethernet Controller (Copper) |
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41 * 82573L Gigabit Ethernet Controller |
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42 * 82574L Gigabit Network Connection |
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43 * 82583V Gigabit Network Connection |
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44 */ |
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45 |
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46 #include "e1000.h" |
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47 |
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48 #define ID_LED_RESERVED_F746 0xF746 |
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49 #define ID_LED_DEFAULT_82573 ((ID_LED_DEF1_DEF2 << 12) | \ |
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50 (ID_LED_OFF1_ON2 << 8) | \ |
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51 (ID_LED_DEF1_DEF2 << 4) | \ |
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52 (ID_LED_DEF1_DEF2)) |
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53 |
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54 #define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000 |
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55 |
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56 #define E1000_NVM_INIT_CTRL2_MNGM 0x6000 /* Manageability Operation Mode mask */ |
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57 |
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58 static s32 e1000_get_phy_id_82571(struct e1000_hw *hw); |
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59 static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw); |
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60 static s32 e1000_setup_fiber_serdes_link_82571(struct e1000_hw *hw); |
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61 static s32 e1000_check_for_serdes_link_82571(struct e1000_hw *hw); |
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62 static s32 e1000_write_nvm_eewr_82571(struct e1000_hw *hw, u16 offset, |
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63 u16 words, u16 *data); |
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64 static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw); |
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65 static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw); |
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66 static s32 e1000_setup_link_82571(struct e1000_hw *hw); |
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67 static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw); |
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68 static void e1000_clear_vfta_82571(struct e1000_hw *hw); |
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69 static bool e1000_check_mng_mode_82574(struct e1000_hw *hw); |
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70 static s32 e1000_led_on_82574(struct e1000_hw *hw); |
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71 static void e1000_put_hw_semaphore_82571(struct e1000_hw *hw); |
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72 static void e1000_power_down_phy_copper_82571(struct e1000_hw *hw); |
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73 |
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74 /** |
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75 * e1000_init_phy_params_82571 - Init PHY func ptrs. |
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76 * @hw: pointer to the HW structure |
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77 **/ |
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78 static s32 e1000_init_phy_params_82571(struct e1000_hw *hw) |
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79 { |
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80 struct e1000_phy_info *phy = &hw->phy; |
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81 s32 ret_val; |
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82 |
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83 if (hw->phy.media_type != e1000_media_type_copper) { |
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84 phy->type = e1000_phy_none; |
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85 return 0; |
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86 } |
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87 |
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88 phy->addr = 1; |
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89 phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT; |
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90 phy->reset_delay_us = 100; |
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91 |
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92 phy->ops.power_up = e1000_power_up_phy_copper; |
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93 phy->ops.power_down = e1000_power_down_phy_copper_82571; |
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94 |
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95 switch (hw->mac.type) { |
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96 case e1000_82571: |
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97 case e1000_82572: |
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98 phy->type = e1000_phy_igp_2; |
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99 break; |
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100 case e1000_82573: |
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101 phy->type = e1000_phy_m88; |
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102 break; |
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103 case e1000_82574: |
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104 case e1000_82583: |
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105 phy->type = e1000_phy_bm; |
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106 break; |
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107 default: |
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108 return -E1000_ERR_PHY; |
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109 break; |
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110 } |
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111 |
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112 /* This can only be done after all function pointers are setup. */ |
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113 ret_val = e1000_get_phy_id_82571(hw); |
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114 |
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115 /* Verify phy id */ |
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116 switch (hw->mac.type) { |
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117 case e1000_82571: |
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118 case e1000_82572: |
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119 if (phy->id != IGP01E1000_I_PHY_ID) |
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120 return -E1000_ERR_PHY; |
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121 break; |
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122 case e1000_82573: |
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123 if (phy->id != M88E1111_I_PHY_ID) |
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124 return -E1000_ERR_PHY; |
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125 break; |
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126 case e1000_82574: |
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127 case e1000_82583: |
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128 if (phy->id != BME1000_E_PHY_ID_R2) |
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129 return -E1000_ERR_PHY; |
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130 break; |
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131 default: |
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132 return -E1000_ERR_PHY; |
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133 break; |
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134 } |
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135 |
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136 return 0; |
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137 } |
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138 |
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139 /** |
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140 * e1000_init_nvm_params_82571 - Init NVM func ptrs. |
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141 * @hw: pointer to the HW structure |
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142 **/ |
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143 static s32 e1000_init_nvm_params_82571(struct e1000_hw *hw) |
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144 { |
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145 struct e1000_nvm_info *nvm = &hw->nvm; |
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146 u32 eecd = er32(EECD); |
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147 u16 size; |
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148 |
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149 nvm->opcode_bits = 8; |
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150 nvm->delay_usec = 1; |
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151 switch (nvm->override) { |
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152 case e1000_nvm_override_spi_large: |
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153 nvm->page_size = 32; |
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154 nvm->address_bits = 16; |
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155 break; |
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156 case e1000_nvm_override_spi_small: |
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157 nvm->page_size = 8; |
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158 nvm->address_bits = 8; |
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159 break; |
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160 default: |
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161 nvm->page_size = eecd & E1000_EECD_ADDR_BITS ? 32 : 8; |
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162 nvm->address_bits = eecd & E1000_EECD_ADDR_BITS ? 16 : 8; |
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163 break; |
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164 } |
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165 |
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166 switch (hw->mac.type) { |
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167 case e1000_82573: |
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168 case e1000_82574: |
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169 case e1000_82583: |
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170 if (((eecd >> 15) & 0x3) == 0x3) { |
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171 nvm->type = e1000_nvm_flash_hw; |
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172 nvm->word_size = 2048; |
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173 /* |
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174 * Autonomous Flash update bit must be cleared due |
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175 * to Flash update issue. |
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176 */ |
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177 eecd &= ~E1000_EECD_AUPDEN; |
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178 ew32(EECD, eecd); |
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179 break; |
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180 } |
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181 /* Fall Through */ |
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182 default: |
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183 nvm->type = e1000_nvm_eeprom_spi; |
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184 size = (u16)((eecd & E1000_EECD_SIZE_EX_MASK) >> |
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185 E1000_EECD_SIZE_EX_SHIFT); |
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186 /* |
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187 * Added to a constant, "size" becomes the left-shift value |
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188 * for setting word_size. |
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189 */ |
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190 size += NVM_WORD_SIZE_BASE_SHIFT; |
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191 |
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192 /* EEPROM access above 16k is unsupported */ |
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193 if (size > 14) |
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194 size = 14; |
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195 nvm->word_size = 1 << size; |
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196 break; |
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197 } |
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198 |
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199 return 0; |
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200 } |
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201 |
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202 /** |
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203 * e1000_init_mac_params_82571 - Init MAC func ptrs. |
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204 * @hw: pointer to the HW structure |
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205 **/ |
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206 static s32 e1000_init_mac_params_82571(struct e1000_adapter *adapter) |
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207 { |
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208 struct e1000_hw *hw = &adapter->hw; |
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209 struct e1000_mac_info *mac = &hw->mac; |
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210 struct e1000_mac_operations *func = &mac->ops; |
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211 u32 swsm = 0; |
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212 u32 swsm2 = 0; |
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213 bool force_clear_smbi = false; |
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214 |
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215 /* Set media type */ |
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216 switch (adapter->pdev->device) { |
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217 case E1000_DEV_ID_82571EB_FIBER: |
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218 case E1000_DEV_ID_82572EI_FIBER: |
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219 case E1000_DEV_ID_82571EB_QUAD_FIBER: |
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220 hw->phy.media_type = e1000_media_type_fiber; |
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221 break; |
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222 case E1000_DEV_ID_82571EB_SERDES: |
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223 case E1000_DEV_ID_82572EI_SERDES: |
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224 case E1000_DEV_ID_82571EB_SERDES_DUAL: |
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225 case E1000_DEV_ID_82571EB_SERDES_QUAD: |
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226 hw->phy.media_type = e1000_media_type_internal_serdes; |
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227 break; |
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228 default: |
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229 hw->phy.media_type = e1000_media_type_copper; |
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230 break; |
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231 } |
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232 |
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233 /* Set mta register count */ |
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234 mac->mta_reg_count = 128; |
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235 /* Set rar entry count */ |
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236 mac->rar_entry_count = E1000_RAR_ENTRIES; |
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237 /* Set if manageability features are enabled. */ |
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238 mac->arc_subsystem_valid = (er32(FWSM) & E1000_FWSM_MODE_MASK) |
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239 ? true : false; |
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240 /* Adaptive IFS supported */ |
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241 mac->adaptive_ifs = true; |
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242 |
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243 /* check for link */ |
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244 switch (hw->phy.media_type) { |
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245 case e1000_media_type_copper: |
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246 func->setup_physical_interface = e1000_setup_copper_link_82571; |
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247 func->check_for_link = e1000e_check_for_copper_link; |
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248 func->get_link_up_info = e1000e_get_speed_and_duplex_copper; |
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249 break; |
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250 case e1000_media_type_fiber: |
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251 func->setup_physical_interface = |
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252 e1000_setup_fiber_serdes_link_82571; |
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253 func->check_for_link = e1000e_check_for_fiber_link; |
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254 func->get_link_up_info = |
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255 e1000e_get_speed_and_duplex_fiber_serdes; |
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256 break; |
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257 case e1000_media_type_internal_serdes: |
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258 func->setup_physical_interface = |
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259 e1000_setup_fiber_serdes_link_82571; |
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260 func->check_for_link = e1000_check_for_serdes_link_82571; |
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261 func->get_link_up_info = |
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262 e1000e_get_speed_and_duplex_fiber_serdes; |
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263 break; |
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264 default: |
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265 return -E1000_ERR_CONFIG; |
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266 break; |
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267 } |
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268 |
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269 switch (hw->mac.type) { |
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270 case e1000_82574: |
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271 case e1000_82583: |
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272 func->check_mng_mode = e1000_check_mng_mode_82574; |
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273 func->led_on = e1000_led_on_82574; |
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274 break; |
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275 default: |
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276 func->check_mng_mode = e1000e_check_mng_mode_generic; |
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277 func->led_on = e1000e_led_on_generic; |
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278 break; |
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279 } |
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280 |
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281 /* |
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282 * Ensure that the inter-port SWSM.SMBI lock bit is clear before |
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283 * first NVM or PHY acess. This should be done for single-port |
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284 * devices, and for one port only on dual-port devices so that |
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285 * for those devices we can still use the SMBI lock to synchronize |
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286 * inter-port accesses to the PHY & NVM. |
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287 */ |
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288 switch (hw->mac.type) { |
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289 case e1000_82571: |
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290 case e1000_82572: |
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291 swsm2 = er32(SWSM2); |
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292 |
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293 if (!(swsm2 & E1000_SWSM2_LOCK)) { |
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294 /* Only do this for the first interface on this card */ |
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295 ew32(SWSM2, |
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296 swsm2 | E1000_SWSM2_LOCK); |
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297 force_clear_smbi = true; |
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298 } else |
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299 force_clear_smbi = false; |
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300 break; |
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301 default: |
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302 force_clear_smbi = true; |
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303 break; |
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304 } |
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305 |
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306 if (force_clear_smbi) { |
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307 /* Make sure SWSM.SMBI is clear */ |
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308 swsm = er32(SWSM); |
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309 if (swsm & E1000_SWSM_SMBI) { |
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310 /* This bit should not be set on a first interface, and |
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311 * indicates that the bootagent or EFI code has |
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312 * improperly left this bit enabled |
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313 */ |
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314 e_dbg("Please update your 82571 Bootagent\n"); |
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315 } |
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316 ew32(SWSM, swsm & ~E1000_SWSM_SMBI); |
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317 } |
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318 |
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319 /* |
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320 * Initialze device specific counter of SMBI acquisition |
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321 * timeouts. |
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322 */ |
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323 hw->dev_spec.e82571.smb_counter = 0; |
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324 |
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325 return 0; |
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326 } |
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327 |
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328 static s32 e1000_get_variants_82571(struct e1000_adapter *adapter) |
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329 { |
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330 struct e1000_hw *hw = &adapter->hw; |
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331 static int global_quad_port_a; /* global port a indication */ |
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332 struct pci_dev *pdev = adapter->pdev; |
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333 u16 eeprom_data = 0; |
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334 int is_port_b = er32(STATUS) & E1000_STATUS_FUNC_1; |
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335 s32 rc; |
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336 |
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337 rc = e1000_init_mac_params_82571(adapter); |
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338 if (rc) |
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339 return rc; |
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340 |
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341 rc = e1000_init_nvm_params_82571(hw); |
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342 if (rc) |
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343 return rc; |
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344 |
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345 rc = e1000_init_phy_params_82571(hw); |
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346 if (rc) |
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347 return rc; |
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348 |
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349 /* tag quad port adapters first, it's used below */ |
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350 switch (pdev->device) { |
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351 case E1000_DEV_ID_82571EB_QUAD_COPPER: |
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352 case E1000_DEV_ID_82571EB_QUAD_FIBER: |
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353 case E1000_DEV_ID_82571EB_QUAD_COPPER_LP: |
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354 case E1000_DEV_ID_82571PT_QUAD_COPPER: |
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355 adapter->flags |= FLAG_IS_QUAD_PORT; |
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356 /* mark the first port */ |
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357 if (global_quad_port_a == 0) |
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358 adapter->flags |= FLAG_IS_QUAD_PORT_A; |
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359 /* Reset for multiple quad port adapters */ |
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360 global_quad_port_a++; |
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361 if (global_quad_port_a == 4) |
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362 global_quad_port_a = 0; |
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363 break; |
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364 default: |
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365 break; |
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366 } |
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367 |
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368 switch (adapter->hw.mac.type) { |
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369 case e1000_82571: |
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370 /* these dual ports don't have WoL on port B at all */ |
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371 if (((pdev->device == E1000_DEV_ID_82571EB_FIBER) || |
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372 (pdev->device == E1000_DEV_ID_82571EB_SERDES) || |
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373 (pdev->device == E1000_DEV_ID_82571EB_COPPER)) && |
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374 (is_port_b)) |
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375 adapter->flags &= ~FLAG_HAS_WOL; |
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376 /* quad ports only support WoL on port A */ |
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377 if (adapter->flags & FLAG_IS_QUAD_PORT && |
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378 (!(adapter->flags & FLAG_IS_QUAD_PORT_A))) |
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379 adapter->flags &= ~FLAG_HAS_WOL; |
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380 /* Does not support WoL on any port */ |
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381 if (pdev->device == E1000_DEV_ID_82571EB_SERDES_QUAD) |
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382 adapter->flags &= ~FLAG_HAS_WOL; |
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383 break; |
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384 |
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385 case e1000_82573: |
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386 if (pdev->device == E1000_DEV_ID_82573L) { |
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387 if (e1000_read_nvm(&adapter->hw, NVM_INIT_3GIO_3, 1, |
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388 &eeprom_data) < 0) |
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389 break; |
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390 if (!(eeprom_data & NVM_WORD1A_ASPM_MASK)) { |
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391 adapter->flags |= FLAG_HAS_JUMBO_FRAMES; |
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392 adapter->max_hw_frame_size = DEFAULT_JUMBO; |
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393 } |
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394 } |
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395 break; |
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396 default: |
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397 break; |
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398 } |
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399 |
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400 return 0; |
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401 } |
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402 |
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403 /** |
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404 * e1000_get_phy_id_82571 - Retrieve the PHY ID and revision |
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405 * @hw: pointer to the HW structure |
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406 * |
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407 * Reads the PHY registers and stores the PHY ID and possibly the PHY |
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408 * revision in the hardware structure. |
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409 **/ |
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410 static s32 e1000_get_phy_id_82571(struct e1000_hw *hw) |
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411 { |
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412 struct e1000_phy_info *phy = &hw->phy; |
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413 s32 ret_val; |
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414 u16 phy_id = 0; |
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415 |
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416 switch (hw->mac.type) { |
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417 case e1000_82571: |
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418 case e1000_82572: |
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419 /* |
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420 * The 82571 firmware may still be configuring the PHY. |
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421 * In this case, we cannot access the PHY until the |
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422 * configuration is done. So we explicitly set the |
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423 * PHY ID. |
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424 */ |
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425 phy->id = IGP01E1000_I_PHY_ID; |
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426 break; |
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427 case e1000_82573: |
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428 return e1000e_get_phy_id(hw); |
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429 break; |
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430 case e1000_82574: |
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431 case e1000_82583: |
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432 ret_val = e1e_rphy(hw, PHY_ID1, &phy_id); |
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433 if (ret_val) |
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434 return ret_val; |
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435 |
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436 phy->id = (u32)(phy_id << 16); |
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437 udelay(20); |
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438 ret_val = e1e_rphy(hw, PHY_ID2, &phy_id); |
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439 if (ret_val) |
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440 return ret_val; |
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441 |
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442 phy->id |= (u32)(phy_id); |
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443 phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK); |
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444 break; |
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445 default: |
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446 return -E1000_ERR_PHY; |
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447 break; |
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448 } |
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449 |
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450 return 0; |
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451 } |
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452 |
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453 /** |
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454 * e1000_get_hw_semaphore_82571 - Acquire hardware semaphore |
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455 * @hw: pointer to the HW structure |
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456 * |
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457 * Acquire the HW semaphore to access the PHY or NVM |
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458 **/ |
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459 static s32 e1000_get_hw_semaphore_82571(struct e1000_hw *hw) |
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460 { |
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461 u32 swsm; |
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462 s32 sw_timeout = hw->nvm.word_size + 1; |
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463 s32 fw_timeout = hw->nvm.word_size + 1; |
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464 s32 i = 0; |
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465 |
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466 /* |
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467 * If we have timedout 3 times on trying to acquire |
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468 * the inter-port SMBI semaphore, there is old code |
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469 * operating on the other port, and it is not |
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470 * releasing SMBI. Modify the number of times that |
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471 * we try for the semaphore to interwork with this |
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472 * older code. |
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473 */ |
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474 if (hw->dev_spec.e82571.smb_counter > 2) |
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475 sw_timeout = 1; |
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476 |
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477 /* Get the SW semaphore */ |
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478 while (i < sw_timeout) { |
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479 swsm = er32(SWSM); |
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480 if (!(swsm & E1000_SWSM_SMBI)) |
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481 break; |
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482 |
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483 udelay(50); |
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484 i++; |
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485 } |
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486 |
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487 if (i == sw_timeout) { |
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488 e_dbg("Driver can't access device - SMBI bit is set.\n"); |
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489 hw->dev_spec.e82571.smb_counter++; |
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490 } |
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491 /* Get the FW semaphore. */ |
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492 for (i = 0; i < fw_timeout; i++) { |
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493 swsm = er32(SWSM); |
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494 ew32(SWSM, swsm | E1000_SWSM_SWESMBI); |
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495 |
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496 /* Semaphore acquired if bit latched */ |
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497 if (er32(SWSM) & E1000_SWSM_SWESMBI) |
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498 break; |
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499 |
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500 udelay(50); |
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501 } |
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502 |
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503 if (i == fw_timeout) { |
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504 /* Release semaphores */ |
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505 e1000_put_hw_semaphore_82571(hw); |
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506 e_dbg("Driver can't access the NVM\n"); |
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507 return -E1000_ERR_NVM; |
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508 } |
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509 |
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510 return 0; |
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511 } |
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512 |
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513 /** |
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514 * e1000_put_hw_semaphore_82571 - Release hardware semaphore |
|
515 * @hw: pointer to the HW structure |
|
516 * |
|
517 * Release hardware semaphore used to access the PHY or NVM |
|
518 **/ |
|
519 static void e1000_put_hw_semaphore_82571(struct e1000_hw *hw) |
|
520 { |
|
521 u32 swsm; |
|
522 |
|
523 swsm = er32(SWSM); |
|
524 swsm &= ~(E1000_SWSM_SMBI | E1000_SWSM_SWESMBI); |
|
525 ew32(SWSM, swsm); |
|
526 } |
|
527 |
|
528 /** |
|
529 * e1000_acquire_nvm_82571 - Request for access to the EEPROM |
|
530 * @hw: pointer to the HW structure |
|
531 * |
|
532 * To gain access to the EEPROM, first we must obtain a hardware semaphore. |
|
533 * Then for non-82573 hardware, set the EEPROM access request bit and wait |
|
534 * for EEPROM access grant bit. If the access grant bit is not set, release |
|
535 * hardware semaphore. |
|
536 **/ |
|
537 static s32 e1000_acquire_nvm_82571(struct e1000_hw *hw) |
|
538 { |
|
539 s32 ret_val; |
|
540 |
|
541 ret_val = e1000_get_hw_semaphore_82571(hw); |
|
542 if (ret_val) |
|
543 return ret_val; |
|
544 |
|
545 switch (hw->mac.type) { |
|
546 case e1000_82573: |
|
547 case e1000_82574: |
|
548 case e1000_82583: |
|
549 break; |
|
550 default: |
|
551 ret_val = e1000e_acquire_nvm(hw); |
|
552 break; |
|
553 } |
|
554 |
|
555 if (ret_val) |
|
556 e1000_put_hw_semaphore_82571(hw); |
|
557 |
|
558 return ret_val; |
|
559 } |
|
560 |
|
561 /** |
|
562 * e1000_release_nvm_82571 - Release exclusive access to EEPROM |
|
563 * @hw: pointer to the HW structure |
|
564 * |
|
565 * Stop any current commands to the EEPROM and clear the EEPROM request bit. |
|
566 **/ |
|
567 static void e1000_release_nvm_82571(struct e1000_hw *hw) |
|
568 { |
|
569 e1000e_release_nvm(hw); |
|
570 e1000_put_hw_semaphore_82571(hw); |
|
571 } |
|
572 |
|
573 /** |
|
574 * e1000_write_nvm_82571 - Write to EEPROM using appropriate interface |
|
575 * @hw: pointer to the HW structure |
|
576 * @offset: offset within the EEPROM to be written to |
|
577 * @words: number of words to write |
|
578 * @data: 16 bit word(s) to be written to the EEPROM |
|
579 * |
|
580 * For non-82573 silicon, write data to EEPROM at offset using SPI interface. |
|
581 * |
|
582 * If e1000e_update_nvm_checksum is not called after this function, the |
|
583 * EEPROM will most likely contain an invalid checksum. |
|
584 **/ |
|
585 static s32 e1000_write_nvm_82571(struct e1000_hw *hw, u16 offset, u16 words, |
|
586 u16 *data) |
|
587 { |
|
588 s32 ret_val; |
|
589 |
|
590 switch (hw->mac.type) { |
|
591 case e1000_82573: |
|
592 case e1000_82574: |
|
593 case e1000_82583: |
|
594 ret_val = e1000_write_nvm_eewr_82571(hw, offset, words, data); |
|
595 break; |
|
596 case e1000_82571: |
|
597 case e1000_82572: |
|
598 ret_val = e1000e_write_nvm_spi(hw, offset, words, data); |
|
599 break; |
|
600 default: |
|
601 ret_val = -E1000_ERR_NVM; |
|
602 break; |
|
603 } |
|
604 |
|
605 return ret_val; |
|
606 } |
|
607 |
|
608 /** |
|
609 * e1000_update_nvm_checksum_82571 - Update EEPROM checksum |
|
610 * @hw: pointer to the HW structure |
|
611 * |
|
612 * Updates the EEPROM checksum by reading/adding each word of the EEPROM |
|
613 * up to the checksum. Then calculates the EEPROM checksum and writes the |
|
614 * value to the EEPROM. |
|
615 **/ |
|
616 static s32 e1000_update_nvm_checksum_82571(struct e1000_hw *hw) |
|
617 { |
|
618 u32 eecd; |
|
619 s32 ret_val; |
|
620 u16 i; |
|
621 |
|
622 ret_val = e1000e_update_nvm_checksum_generic(hw); |
|
623 if (ret_val) |
|
624 return ret_val; |
|
625 |
|
626 /* |
|
627 * If our nvm is an EEPROM, then we're done |
|
628 * otherwise, commit the checksum to the flash NVM. |
|
629 */ |
|
630 if (hw->nvm.type != e1000_nvm_flash_hw) |
|
631 return ret_val; |
|
632 |
|
633 /* Check for pending operations. */ |
|
634 for (i = 0; i < E1000_FLASH_UPDATES; i++) { |
|
635 msleep(1); |
|
636 if ((er32(EECD) & E1000_EECD_FLUPD) == 0) |
|
637 break; |
|
638 } |
|
639 |
|
640 if (i == E1000_FLASH_UPDATES) |
|
641 return -E1000_ERR_NVM; |
|
642 |
|
643 /* Reset the firmware if using STM opcode. */ |
|
644 if ((er32(FLOP) & 0xFF00) == E1000_STM_OPCODE) { |
|
645 /* |
|
646 * The enabling of and the actual reset must be done |
|
647 * in two write cycles. |
|
648 */ |
|
649 ew32(HICR, E1000_HICR_FW_RESET_ENABLE); |
|
650 e1e_flush(); |
|
651 ew32(HICR, E1000_HICR_FW_RESET); |
|
652 } |
|
653 |
|
654 /* Commit the write to flash */ |
|
655 eecd = er32(EECD) | E1000_EECD_FLUPD; |
|
656 ew32(EECD, eecd); |
|
657 |
|
658 for (i = 0; i < E1000_FLASH_UPDATES; i++) { |
|
659 msleep(1); |
|
660 if ((er32(EECD) & E1000_EECD_FLUPD) == 0) |
|
661 break; |
|
662 } |
|
663 |
|
664 if (i == E1000_FLASH_UPDATES) |
|
665 return -E1000_ERR_NVM; |
|
666 |
|
667 return 0; |
|
668 } |
|
669 |
|
670 /** |
|
671 * e1000_validate_nvm_checksum_82571 - Validate EEPROM checksum |
|
672 * @hw: pointer to the HW structure |
|
673 * |
|
674 * Calculates the EEPROM checksum by reading/adding each word of the EEPROM |
|
675 * and then verifies that the sum of the EEPROM is equal to 0xBABA. |
|
676 **/ |
|
677 static s32 e1000_validate_nvm_checksum_82571(struct e1000_hw *hw) |
|
678 { |
|
679 if (hw->nvm.type == e1000_nvm_flash_hw) |
|
680 e1000_fix_nvm_checksum_82571(hw); |
|
681 |
|
682 return e1000e_validate_nvm_checksum_generic(hw); |
|
683 } |
|
684 |
|
685 /** |
|
686 * e1000_write_nvm_eewr_82571 - Write to EEPROM for 82573 silicon |
|
687 * @hw: pointer to the HW structure |
|
688 * @offset: offset within the EEPROM to be written to |
|
689 * @words: number of words to write |
|
690 * @data: 16 bit word(s) to be written to the EEPROM |
|
691 * |
|
692 * After checking for invalid values, poll the EEPROM to ensure the previous |
|
693 * command has completed before trying to write the next word. After write |
|
694 * poll for completion. |
|
695 * |
|
696 * If e1000e_update_nvm_checksum is not called after this function, the |
|
697 * EEPROM will most likely contain an invalid checksum. |
|
698 **/ |
|
699 static s32 e1000_write_nvm_eewr_82571(struct e1000_hw *hw, u16 offset, |
|
700 u16 words, u16 *data) |
|
701 { |
|
702 struct e1000_nvm_info *nvm = &hw->nvm; |
|
703 u32 i, eewr = 0; |
|
704 s32 ret_val = 0; |
|
705 |
|
706 /* |
|
707 * A check for invalid values: offset too large, too many words, |
|
708 * and not enough words. |
|
709 */ |
|
710 if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) || |
|
711 (words == 0)) { |
|
712 e_dbg("nvm parameter(s) out of bounds\n"); |
|
713 return -E1000_ERR_NVM; |
|
714 } |
|
715 |
|
716 for (i = 0; i < words; i++) { |
|
717 eewr = (data[i] << E1000_NVM_RW_REG_DATA) | |
|
718 ((offset+i) << E1000_NVM_RW_ADDR_SHIFT) | |
|
719 E1000_NVM_RW_REG_START; |
|
720 |
|
721 ret_val = e1000e_poll_eerd_eewr_done(hw, E1000_NVM_POLL_WRITE); |
|
722 if (ret_val) |
|
723 break; |
|
724 |
|
725 ew32(EEWR, eewr); |
|
726 |
|
727 ret_val = e1000e_poll_eerd_eewr_done(hw, E1000_NVM_POLL_WRITE); |
|
728 if (ret_val) |
|
729 break; |
|
730 } |
|
731 |
|
732 return ret_val; |
|
733 } |
|
734 |
|
735 /** |
|
736 * e1000_get_cfg_done_82571 - Poll for configuration done |
|
737 * @hw: pointer to the HW structure |
|
738 * |
|
739 * Reads the management control register for the config done bit to be set. |
|
740 **/ |
|
741 static s32 e1000_get_cfg_done_82571(struct e1000_hw *hw) |
|
742 { |
|
743 s32 timeout = PHY_CFG_TIMEOUT; |
|
744 |
|
745 while (timeout) { |
|
746 if (er32(EEMNGCTL) & |
|
747 E1000_NVM_CFG_DONE_PORT_0) |
|
748 break; |
|
749 msleep(1); |
|
750 timeout--; |
|
751 } |
|
752 if (!timeout) { |
|
753 e_dbg("MNG configuration cycle has not completed.\n"); |
|
754 return -E1000_ERR_RESET; |
|
755 } |
|
756 |
|
757 return 0; |
|
758 } |
|
759 |
|
760 /** |
|
761 * e1000_set_d0_lplu_state_82571 - Set Low Power Linkup D0 state |
|
762 * @hw: pointer to the HW structure |
|
763 * @active: true to enable LPLU, false to disable |
|
764 * |
|
765 * Sets the LPLU D0 state according to the active flag. When activating LPLU |
|
766 * this function also disables smart speed and vice versa. LPLU will not be |
|
767 * activated unless the device autonegotiation advertisement meets standards |
|
768 * of either 10 or 10/100 or 10/100/1000 at all duplexes. This is a function |
|
769 * pointer entry point only called by PHY setup routines. |
|
770 **/ |
|
771 static s32 e1000_set_d0_lplu_state_82571(struct e1000_hw *hw, bool active) |
|
772 { |
|
773 struct e1000_phy_info *phy = &hw->phy; |
|
774 s32 ret_val; |
|
775 u16 data; |
|
776 |
|
777 ret_val = e1e_rphy(hw, IGP02E1000_PHY_POWER_MGMT, &data); |
|
778 if (ret_val) |
|
779 return ret_val; |
|
780 |
|
781 if (active) { |
|
782 data |= IGP02E1000_PM_D0_LPLU; |
|
783 ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data); |
|
784 if (ret_val) |
|
785 return ret_val; |
|
786 |
|
787 /* When LPLU is enabled, we should disable SmartSpeed */ |
|
788 ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data); |
|
789 data &= ~IGP01E1000_PSCFR_SMART_SPEED; |
|
790 ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data); |
|
791 if (ret_val) |
|
792 return ret_val; |
|
793 } else { |
|
794 data &= ~IGP02E1000_PM_D0_LPLU; |
|
795 ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data); |
|
796 /* |
|
797 * LPLU and SmartSpeed are mutually exclusive. LPLU is used |
|
798 * during Dx states where the power conservation is most |
|
799 * important. During driver activity we should enable |
|
800 * SmartSpeed, so performance is maintained. |
|
801 */ |
|
802 if (phy->smart_speed == e1000_smart_speed_on) { |
|
803 ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, |
|
804 &data); |
|
805 if (ret_val) |
|
806 return ret_val; |
|
807 |
|
808 data |= IGP01E1000_PSCFR_SMART_SPEED; |
|
809 ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, |
|
810 data); |
|
811 if (ret_val) |
|
812 return ret_val; |
|
813 } else if (phy->smart_speed == e1000_smart_speed_off) { |
|
814 ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, |
|
815 &data); |
|
816 if (ret_val) |
|
817 return ret_val; |
|
818 |
|
819 data &= ~IGP01E1000_PSCFR_SMART_SPEED; |
|
820 ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, |
|
821 data); |
|
822 if (ret_val) |
|
823 return ret_val; |
|
824 } |
|
825 } |
|
826 |
|
827 return 0; |
|
828 } |
|
829 |
|
830 /** |
|
831 * e1000_reset_hw_82571 - Reset hardware |
|
832 * @hw: pointer to the HW structure |
|
833 * |
|
834 * This resets the hardware into a known state. |
|
835 **/ |
|
836 static s32 e1000_reset_hw_82571(struct e1000_hw *hw) |
|
837 { |
|
838 u32 ctrl, extcnf_ctrl, ctrl_ext, icr; |
|
839 s32 ret_val; |
|
840 u16 i = 0; |
|
841 |
|
842 /* |
|
843 * Prevent the PCI-E bus from sticking if there is no TLP connection |
|
844 * on the last TLP read/write transaction when MAC is reset. |
|
845 */ |
|
846 ret_val = e1000e_disable_pcie_master(hw); |
|
847 if (ret_val) |
|
848 e_dbg("PCI-E Master disable polling has failed.\n"); |
|
849 |
|
850 e_dbg("Masking off all interrupts\n"); |
|
851 ew32(IMC, 0xffffffff); |
|
852 |
|
853 ew32(RCTL, 0); |
|
854 ew32(TCTL, E1000_TCTL_PSP); |
|
855 e1e_flush(); |
|
856 |
|
857 msleep(10); |
|
858 |
|
859 /* |
|
860 * Must acquire the MDIO ownership before MAC reset. |
|
861 * Ownership defaults to firmware after a reset. |
|
862 */ |
|
863 switch (hw->mac.type) { |
|
864 case e1000_82573: |
|
865 case e1000_82574: |
|
866 case e1000_82583: |
|
867 extcnf_ctrl = er32(EXTCNF_CTRL); |
|
868 extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP; |
|
869 |
|
870 do { |
|
871 ew32(EXTCNF_CTRL, extcnf_ctrl); |
|
872 extcnf_ctrl = er32(EXTCNF_CTRL); |
|
873 |
|
874 if (extcnf_ctrl & E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP) |
|
875 break; |
|
876 |
|
877 extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP; |
|
878 |
|
879 msleep(2); |
|
880 i++; |
|
881 } while (i < MDIO_OWNERSHIP_TIMEOUT); |
|
882 break; |
|
883 default: |
|
884 break; |
|
885 } |
|
886 |
|
887 ctrl = er32(CTRL); |
|
888 |
|
889 e_dbg("Issuing a global reset to MAC\n"); |
|
890 ew32(CTRL, ctrl | E1000_CTRL_RST); |
|
891 |
|
892 if (hw->nvm.type == e1000_nvm_flash_hw) { |
|
893 udelay(10); |
|
894 ctrl_ext = er32(CTRL_EXT); |
|
895 ctrl_ext |= E1000_CTRL_EXT_EE_RST; |
|
896 ew32(CTRL_EXT, ctrl_ext); |
|
897 e1e_flush(); |
|
898 } |
|
899 |
|
900 ret_val = e1000e_get_auto_rd_done(hw); |
|
901 if (ret_val) |
|
902 /* We don't want to continue accessing MAC registers. */ |
|
903 return ret_val; |
|
904 |
|
905 /* |
|
906 * Phy configuration from NVM just starts after EECD_AUTO_RD is set. |
|
907 * Need to wait for Phy configuration completion before accessing |
|
908 * NVM and Phy. |
|
909 */ |
|
910 |
|
911 switch (hw->mac.type) { |
|
912 case e1000_82573: |
|
913 case e1000_82574: |
|
914 case e1000_82583: |
|
915 msleep(25); |
|
916 break; |
|
917 default: |
|
918 break; |
|
919 } |
|
920 |
|
921 /* Clear any pending interrupt events. */ |
|
922 ew32(IMC, 0xffffffff); |
|
923 icr = er32(ICR); |
|
924 |
|
925 if (hw->mac.type == e1000_82571 && |
|
926 hw->dev_spec.e82571.alt_mac_addr_is_present) |
|
927 e1000e_set_laa_state_82571(hw, true); |
|
928 |
|
929 /* Reinitialize the 82571 serdes link state machine */ |
|
930 if (hw->phy.media_type == e1000_media_type_internal_serdes) |
|
931 hw->mac.serdes_link_state = e1000_serdes_link_down; |
|
932 |
|
933 return 0; |
|
934 } |
|
935 |
|
936 /** |
|
937 * e1000_init_hw_82571 - Initialize hardware |
|
938 * @hw: pointer to the HW structure |
|
939 * |
|
940 * This inits the hardware readying it for operation. |
|
941 **/ |
|
942 static s32 e1000_init_hw_82571(struct e1000_hw *hw) |
|
943 { |
|
944 struct e1000_mac_info *mac = &hw->mac; |
|
945 u32 reg_data; |
|
946 s32 ret_val; |
|
947 u16 i, rar_count = mac->rar_entry_count; |
|
948 |
|
949 e1000_initialize_hw_bits_82571(hw); |
|
950 |
|
951 /* Initialize identification LED */ |
|
952 ret_val = e1000e_id_led_init(hw); |
|
953 if (ret_val) |
|
954 e_dbg("Error initializing identification LED\n"); |
|
955 /* This is not fatal and we should not stop init due to this */ |
|
956 |
|
957 /* Disabling VLAN filtering */ |
|
958 e_dbg("Initializing the IEEE VLAN\n"); |
|
959 mac->ops.clear_vfta(hw); |
|
960 |
|
961 /* Setup the receive address. */ |
|
962 /* |
|
963 * If, however, a locally administered address was assigned to the |
|
964 * 82571, we must reserve a RAR for it to work around an issue where |
|
965 * resetting one port will reload the MAC on the other port. |
|
966 */ |
|
967 if (e1000e_get_laa_state_82571(hw)) |
|
968 rar_count--; |
|
969 e1000e_init_rx_addrs(hw, rar_count); |
|
970 |
|
971 /* Zero out the Multicast HASH table */ |
|
972 e_dbg("Zeroing the MTA\n"); |
|
973 for (i = 0; i < mac->mta_reg_count; i++) |
|
974 E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, 0); |
|
975 |
|
976 /* Setup link and flow control */ |
|
977 ret_val = e1000_setup_link_82571(hw); |
|
978 |
|
979 /* Set the transmit descriptor write-back policy */ |
|
980 reg_data = er32(TXDCTL(0)); |
|
981 reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) | |
|
982 E1000_TXDCTL_FULL_TX_DESC_WB | |
|
983 E1000_TXDCTL_COUNT_DESC; |
|
984 ew32(TXDCTL(0), reg_data); |
|
985 |
|
986 /* ...for both queues. */ |
|
987 switch (mac->type) { |
|
988 case e1000_82573: |
|
989 case e1000_82574: |
|
990 case e1000_82583: |
|
991 e1000e_enable_tx_pkt_filtering(hw); |
|
992 reg_data = er32(GCR); |
|
993 reg_data |= E1000_GCR_L1_ACT_WITHOUT_L0S_RX; |
|
994 ew32(GCR, reg_data); |
|
995 break; |
|
996 default: |
|
997 reg_data = er32(TXDCTL(1)); |
|
998 reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) | |
|
999 E1000_TXDCTL_FULL_TX_DESC_WB | |
|
1000 E1000_TXDCTL_COUNT_DESC; |
|
1001 ew32(TXDCTL(1), reg_data); |
|
1002 break; |
|
1003 } |
|
1004 |
|
1005 /* |
|
1006 * Clear all of the statistics registers (clear on read). It is |
|
1007 * important that we do this after we have tried to establish link |
|
1008 * because the symbol error count will increment wildly if there |
|
1009 * is no link. |
|
1010 */ |
|
1011 e1000_clear_hw_cntrs_82571(hw); |
|
1012 |
|
1013 return ret_val; |
|
1014 } |
|
1015 |
|
1016 /** |
|
1017 * e1000_initialize_hw_bits_82571 - Initialize hardware-dependent bits |
|
1018 * @hw: pointer to the HW structure |
|
1019 * |
|
1020 * Initializes required hardware-dependent bits needed for normal operation. |
|
1021 **/ |
|
1022 static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw) |
|
1023 { |
|
1024 u32 reg; |
|
1025 |
|
1026 /* Transmit Descriptor Control 0 */ |
|
1027 reg = er32(TXDCTL(0)); |
|
1028 reg |= (1 << 22); |
|
1029 ew32(TXDCTL(0), reg); |
|
1030 |
|
1031 /* Transmit Descriptor Control 1 */ |
|
1032 reg = er32(TXDCTL(1)); |
|
1033 reg |= (1 << 22); |
|
1034 ew32(TXDCTL(1), reg); |
|
1035 |
|
1036 /* Transmit Arbitration Control 0 */ |
|
1037 reg = er32(TARC(0)); |
|
1038 reg &= ~(0xF << 27); /* 30:27 */ |
|
1039 switch (hw->mac.type) { |
|
1040 case e1000_82571: |
|
1041 case e1000_82572: |
|
1042 reg |= (1 << 23) | (1 << 24) | (1 << 25) | (1 << 26); |
|
1043 break; |
|
1044 default: |
|
1045 break; |
|
1046 } |
|
1047 ew32(TARC(0), reg); |
|
1048 |
|
1049 /* Transmit Arbitration Control 1 */ |
|
1050 reg = er32(TARC(1)); |
|
1051 switch (hw->mac.type) { |
|
1052 case e1000_82571: |
|
1053 case e1000_82572: |
|
1054 reg &= ~((1 << 29) | (1 << 30)); |
|
1055 reg |= (1 << 22) | (1 << 24) | (1 << 25) | (1 << 26); |
|
1056 if (er32(TCTL) & E1000_TCTL_MULR) |
|
1057 reg &= ~(1 << 28); |
|
1058 else |
|
1059 reg |= (1 << 28); |
|
1060 ew32(TARC(1), reg); |
|
1061 break; |
|
1062 default: |
|
1063 break; |
|
1064 } |
|
1065 |
|
1066 /* Device Control */ |
|
1067 switch (hw->mac.type) { |
|
1068 case e1000_82573: |
|
1069 case e1000_82574: |
|
1070 case e1000_82583: |
|
1071 reg = er32(CTRL); |
|
1072 reg &= ~(1 << 29); |
|
1073 ew32(CTRL, reg); |
|
1074 break; |
|
1075 default: |
|
1076 break; |
|
1077 } |
|
1078 |
|
1079 /* Extended Device Control */ |
|
1080 switch (hw->mac.type) { |
|
1081 case e1000_82573: |
|
1082 case e1000_82574: |
|
1083 case e1000_82583: |
|
1084 reg = er32(CTRL_EXT); |
|
1085 reg &= ~(1 << 23); |
|
1086 reg |= (1 << 22); |
|
1087 ew32(CTRL_EXT, reg); |
|
1088 break; |
|
1089 default: |
|
1090 break; |
|
1091 } |
|
1092 |
|
1093 if (hw->mac.type == e1000_82571) { |
|
1094 reg = er32(PBA_ECC); |
|
1095 reg |= E1000_PBA_ECC_CORR_EN; |
|
1096 ew32(PBA_ECC, reg); |
|
1097 } |
|
1098 /* |
|
1099 * Workaround for hardware errata. |
|
1100 * Ensure that DMA Dynamic Clock gating is disabled on 82571 and 82572 |
|
1101 */ |
|
1102 |
|
1103 if ((hw->mac.type == e1000_82571) || |
|
1104 (hw->mac.type == e1000_82572)) { |
|
1105 reg = er32(CTRL_EXT); |
|
1106 reg &= ~E1000_CTRL_EXT_DMA_DYN_CLK_EN; |
|
1107 ew32(CTRL_EXT, reg); |
|
1108 } |
|
1109 |
|
1110 |
|
1111 /* PCI-Ex Control Registers */ |
|
1112 switch (hw->mac.type) { |
|
1113 case e1000_82574: |
|
1114 case e1000_82583: |
|
1115 reg = er32(GCR); |
|
1116 reg |= (1 << 22); |
|
1117 ew32(GCR, reg); |
|
1118 |
|
1119 /* |
|
1120 * Workaround for hardware errata. |
|
1121 * apply workaround for hardware errata documented in errata |
|
1122 * docs Fixes issue where some error prone or unreliable PCIe |
|
1123 * completions are occurring, particularly with ASPM enabled. |
|
1124 * Without fix, issue can cause tx timeouts. |
|
1125 */ |
|
1126 reg = er32(GCR2); |
|
1127 reg |= 1; |
|
1128 ew32(GCR2, reg); |
|
1129 break; |
|
1130 default: |
|
1131 break; |
|
1132 } |
|
1133 |
|
1134 return; |
|
1135 } |
|
1136 |
|
1137 /** |
|
1138 * e1000_clear_vfta_82571 - Clear VLAN filter table |
|
1139 * @hw: pointer to the HW structure |
|
1140 * |
|
1141 * Clears the register array which contains the VLAN filter table by |
|
1142 * setting all the values to 0. |
|
1143 **/ |
|
1144 static void e1000_clear_vfta_82571(struct e1000_hw *hw) |
|
1145 { |
|
1146 u32 offset; |
|
1147 u32 vfta_value = 0; |
|
1148 u32 vfta_offset = 0; |
|
1149 u32 vfta_bit_in_reg = 0; |
|
1150 |
|
1151 switch (hw->mac.type) { |
|
1152 case e1000_82573: |
|
1153 case e1000_82574: |
|
1154 case e1000_82583: |
|
1155 if (hw->mng_cookie.vlan_id != 0) { |
|
1156 /* |
|
1157 * The VFTA is a 4096b bit-field, each identifying |
|
1158 * a single VLAN ID. The following operations |
|
1159 * determine which 32b entry (i.e. offset) into the |
|
1160 * array we want to set the VLAN ID (i.e. bit) of |
|
1161 * the manageability unit. |
|
1162 */ |
|
1163 vfta_offset = (hw->mng_cookie.vlan_id >> |
|
1164 E1000_VFTA_ENTRY_SHIFT) & |
|
1165 E1000_VFTA_ENTRY_MASK; |
|
1166 vfta_bit_in_reg = 1 << (hw->mng_cookie.vlan_id & |
|
1167 E1000_VFTA_ENTRY_BIT_SHIFT_MASK); |
|
1168 } |
|
1169 break; |
|
1170 default: |
|
1171 break; |
|
1172 } |
|
1173 for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) { |
|
1174 /* |
|
1175 * If the offset we want to clear is the same offset of the |
|
1176 * manageability VLAN ID, then clear all bits except that of |
|
1177 * the manageability unit. |
|
1178 */ |
|
1179 vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0; |
|
1180 E1000_WRITE_REG_ARRAY(hw, E1000_VFTA, offset, vfta_value); |
|
1181 e1e_flush(); |
|
1182 } |
|
1183 } |
|
1184 |
|
1185 /** |
|
1186 * e1000_check_mng_mode_82574 - Check manageability is enabled |
|
1187 * @hw: pointer to the HW structure |
|
1188 * |
|
1189 * Reads the NVM Initialization Control Word 2 and returns true |
|
1190 * (>0) if any manageability is enabled, else false (0). |
|
1191 **/ |
|
1192 static bool e1000_check_mng_mode_82574(struct e1000_hw *hw) |
|
1193 { |
|
1194 u16 data; |
|
1195 |
|
1196 e1000_read_nvm(hw, NVM_INIT_CONTROL2_REG, 1, &data); |
|
1197 return (data & E1000_NVM_INIT_CTRL2_MNGM) != 0; |
|
1198 } |
|
1199 |
|
1200 /** |
|
1201 * e1000_led_on_82574 - Turn LED on |
|
1202 * @hw: pointer to the HW structure |
|
1203 * |
|
1204 * Turn LED on. |
|
1205 **/ |
|
1206 static s32 e1000_led_on_82574(struct e1000_hw *hw) |
|
1207 { |
|
1208 u32 ctrl; |
|
1209 u32 i; |
|
1210 |
|
1211 ctrl = hw->mac.ledctl_mode2; |
|
1212 if (!(E1000_STATUS_LU & er32(STATUS))) { |
|
1213 /* |
|
1214 * If no link, then turn LED on by setting the invert bit |
|
1215 * for each LED that's "on" (0x0E) in ledctl_mode2. |
|
1216 */ |
|
1217 for (i = 0; i < 4; i++) |
|
1218 if (((hw->mac.ledctl_mode2 >> (i * 8)) & 0xFF) == |
|
1219 E1000_LEDCTL_MODE_LED_ON) |
|
1220 ctrl |= (E1000_LEDCTL_LED0_IVRT << (i * 8)); |
|
1221 } |
|
1222 ew32(LEDCTL, ctrl); |
|
1223 |
|
1224 return 0; |
|
1225 } |
|
1226 |
|
1227 /** |
|
1228 * e1000_update_mc_addr_list_82571 - Update Multicast addresses |
|
1229 * @hw: pointer to the HW structure |
|
1230 * @mc_addr_list: array of multicast addresses to program |
|
1231 * @mc_addr_count: number of multicast addresses to program |
|
1232 * @rar_used_count: the first RAR register free to program |
|
1233 * @rar_count: total number of supported Receive Address Registers |
|
1234 * |
|
1235 * Updates the Receive Address Registers and Multicast Table Array. |
|
1236 * The caller must have a packed mc_addr_list of multicast addresses. |
|
1237 * The parameter rar_count will usually be hw->mac.rar_entry_count |
|
1238 * unless there are workarounds that change this. |
|
1239 **/ |
|
1240 static void e1000_update_mc_addr_list_82571(struct e1000_hw *hw, |
|
1241 u8 *mc_addr_list, |
|
1242 u32 mc_addr_count, |
|
1243 u32 rar_used_count, |
|
1244 u32 rar_count) |
|
1245 { |
|
1246 if (e1000e_get_laa_state_82571(hw)) |
|
1247 rar_count--; |
|
1248 |
|
1249 e1000e_update_mc_addr_list_generic(hw, mc_addr_list, mc_addr_count, |
|
1250 rar_used_count, rar_count); |
|
1251 } |
|
1252 |
|
1253 /** |
|
1254 * e1000_setup_link_82571 - Setup flow control and link settings |
|
1255 * @hw: pointer to the HW structure |
|
1256 * |
|
1257 * Determines which flow control settings to use, then configures flow |
|
1258 * control. Calls the appropriate media-specific link configuration |
|
1259 * function. Assuming the adapter has a valid link partner, a valid link |
|
1260 * should be established. Assumes the hardware has previously been reset |
|
1261 * and the transmitter and receiver are not enabled. |
|
1262 **/ |
|
1263 static s32 e1000_setup_link_82571(struct e1000_hw *hw) |
|
1264 { |
|
1265 /* |
|
1266 * 82573 does not have a word in the NVM to determine |
|
1267 * the default flow control setting, so we explicitly |
|
1268 * set it to full. |
|
1269 */ |
|
1270 switch (hw->mac.type) { |
|
1271 case e1000_82573: |
|
1272 case e1000_82574: |
|
1273 case e1000_82583: |
|
1274 if (hw->fc.requested_mode == e1000_fc_default) |
|
1275 hw->fc.requested_mode = e1000_fc_full; |
|
1276 break; |
|
1277 default: |
|
1278 break; |
|
1279 } |
|
1280 |
|
1281 return e1000e_setup_link(hw); |
|
1282 } |
|
1283 |
|
1284 /** |
|
1285 * e1000_setup_copper_link_82571 - Configure copper link settings |
|
1286 * @hw: pointer to the HW structure |
|
1287 * |
|
1288 * Configures the link for auto-neg or forced speed and duplex. Then we check |
|
1289 * for link, once link is established calls to configure collision distance |
|
1290 * and flow control are called. |
|
1291 **/ |
|
1292 static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw) |
|
1293 { |
|
1294 u32 ctrl; |
|
1295 s32 ret_val; |
|
1296 |
|
1297 ctrl = er32(CTRL); |
|
1298 ctrl |= E1000_CTRL_SLU; |
|
1299 ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX); |
|
1300 ew32(CTRL, ctrl); |
|
1301 |
|
1302 switch (hw->phy.type) { |
|
1303 case e1000_phy_m88: |
|
1304 case e1000_phy_bm: |
|
1305 ret_val = e1000e_copper_link_setup_m88(hw); |
|
1306 break; |
|
1307 case e1000_phy_igp_2: |
|
1308 ret_val = e1000e_copper_link_setup_igp(hw); |
|
1309 break; |
|
1310 default: |
|
1311 return -E1000_ERR_PHY; |
|
1312 break; |
|
1313 } |
|
1314 |
|
1315 if (ret_val) |
|
1316 return ret_val; |
|
1317 |
|
1318 ret_val = e1000e_setup_copper_link(hw); |
|
1319 |
|
1320 return ret_val; |
|
1321 } |
|
1322 |
|
1323 /** |
|
1324 * e1000_setup_fiber_serdes_link_82571 - Setup link for fiber/serdes |
|
1325 * @hw: pointer to the HW structure |
|
1326 * |
|
1327 * Configures collision distance and flow control for fiber and serdes links. |
|
1328 * Upon successful setup, poll for link. |
|
1329 **/ |
|
1330 static s32 e1000_setup_fiber_serdes_link_82571(struct e1000_hw *hw) |
|
1331 { |
|
1332 switch (hw->mac.type) { |
|
1333 case e1000_82571: |
|
1334 case e1000_82572: |
|
1335 /* |
|
1336 * If SerDes loopback mode is entered, there is no form |
|
1337 * of reset to take the adapter out of that mode. So we |
|
1338 * have to explicitly take the adapter out of loopback |
|
1339 * mode. This prevents drivers from twiddling their thumbs |
|
1340 * if another tool failed to take it out of loopback mode. |
|
1341 */ |
|
1342 ew32(SCTL, E1000_SCTL_DISABLE_SERDES_LOOPBACK); |
|
1343 break; |
|
1344 default: |
|
1345 break; |
|
1346 } |
|
1347 |
|
1348 return e1000e_setup_fiber_serdes_link(hw); |
|
1349 } |
|
1350 |
|
1351 /** |
|
1352 * e1000_check_for_serdes_link_82571 - Check for link (Serdes) |
|
1353 * @hw: pointer to the HW structure |
|
1354 * |
|
1355 * Reports the link state as up or down. |
|
1356 * |
|
1357 * If autonegotiation is supported by the link partner, the link state is |
|
1358 * determined by the result of autonegotiation. This is the most likely case. |
|
1359 * If autonegotiation is not supported by the link partner, and the link |
|
1360 * has a valid signal, force the link up. |
|
1361 * |
|
1362 * The link state is represented internally here by 4 states: |
|
1363 * |
|
1364 * 1) down |
|
1365 * 2) autoneg_progress |
|
1366 * 3) autoneg_complete (the link sucessfully autonegotiated) |
|
1367 * 4) forced_up (the link has been forced up, it did not autonegotiate) |
|
1368 * |
|
1369 **/ |
|
1370 static s32 e1000_check_for_serdes_link_82571(struct e1000_hw *hw) |
|
1371 { |
|
1372 struct e1000_mac_info *mac = &hw->mac; |
|
1373 u32 rxcw; |
|
1374 u32 ctrl; |
|
1375 u32 status; |
|
1376 s32 ret_val = 0; |
|
1377 |
|
1378 ctrl = er32(CTRL); |
|
1379 status = er32(STATUS); |
|
1380 rxcw = er32(RXCW); |
|
1381 |
|
1382 if ((rxcw & E1000_RXCW_SYNCH) && !(rxcw & E1000_RXCW_IV)) { |
|
1383 |
|
1384 /* Receiver is synchronized with no invalid bits. */ |
|
1385 switch (mac->serdes_link_state) { |
|
1386 case e1000_serdes_link_autoneg_complete: |
|
1387 if (!(status & E1000_STATUS_LU)) { |
|
1388 /* |
|
1389 * We have lost link, retry autoneg before |
|
1390 * reporting link failure |
|
1391 */ |
|
1392 mac->serdes_link_state = |
|
1393 e1000_serdes_link_autoneg_progress; |
|
1394 mac->serdes_has_link = false; |
|
1395 e_dbg("AN_UP -> AN_PROG\n"); |
|
1396 } |
|
1397 break; |
|
1398 |
|
1399 case e1000_serdes_link_forced_up: |
|
1400 /* |
|
1401 * If we are receiving /C/ ordered sets, re-enable |
|
1402 * auto-negotiation in the TXCW register and disable |
|
1403 * forced link in the Device Control register in an |
|
1404 * attempt to auto-negotiate with our link partner. |
|
1405 */ |
|
1406 if (rxcw & E1000_RXCW_C) { |
|
1407 /* Enable autoneg, and unforce link up */ |
|
1408 ew32(TXCW, mac->txcw); |
|
1409 ew32(CTRL, (ctrl & ~E1000_CTRL_SLU)); |
|
1410 mac->serdes_link_state = |
|
1411 e1000_serdes_link_autoneg_progress; |
|
1412 mac->serdes_has_link = false; |
|
1413 e_dbg("FORCED_UP -> AN_PROG\n"); |
|
1414 } |
|
1415 break; |
|
1416 |
|
1417 case e1000_serdes_link_autoneg_progress: |
|
1418 if (rxcw & E1000_RXCW_C) { |
|
1419 /* |
|
1420 * We received /C/ ordered sets, meaning the |
|
1421 * link partner has autonegotiated, and we can |
|
1422 * trust the Link Up (LU) status bit. |
|
1423 */ |
|
1424 if (status & E1000_STATUS_LU) { |
|
1425 mac->serdes_link_state = |
|
1426 e1000_serdes_link_autoneg_complete; |
|
1427 e_dbg("AN_PROG -> AN_UP\n"); |
|
1428 mac->serdes_has_link = true; |
|
1429 } else { |
|
1430 /* Autoneg completed, but failed. */ |
|
1431 mac->serdes_link_state = |
|
1432 e1000_serdes_link_down; |
|
1433 e_dbg("AN_PROG -> DOWN\n"); |
|
1434 } |
|
1435 } else { |
|
1436 /* |
|
1437 * The link partner did not autoneg. |
|
1438 * Force link up and full duplex, and change |
|
1439 * state to forced. |
|
1440 */ |
|
1441 ew32(TXCW, (mac->txcw & ~E1000_TXCW_ANE)); |
|
1442 ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD); |
|
1443 ew32(CTRL, ctrl); |
|
1444 |
|
1445 /* Configure Flow Control after link up. */ |
|
1446 ret_val = e1000e_config_fc_after_link_up(hw); |
|
1447 if (ret_val) { |
|
1448 e_dbg("Error config flow control\n"); |
|
1449 break; |
|
1450 } |
|
1451 mac->serdes_link_state = |
|
1452 e1000_serdes_link_forced_up; |
|
1453 mac->serdes_has_link = true; |
|
1454 e_dbg("AN_PROG -> FORCED_UP\n"); |
|
1455 } |
|
1456 break; |
|
1457 |
|
1458 case e1000_serdes_link_down: |
|
1459 default: |
|
1460 /* |
|
1461 * The link was down but the receiver has now gained |
|
1462 * valid sync, so lets see if we can bring the link |
|
1463 * up. |
|
1464 */ |
|
1465 ew32(TXCW, mac->txcw); |
|
1466 ew32(CTRL, (ctrl & ~E1000_CTRL_SLU)); |
|
1467 mac->serdes_link_state = |
|
1468 e1000_serdes_link_autoneg_progress; |
|
1469 e_dbg("DOWN -> AN_PROG\n"); |
|
1470 break; |
|
1471 } |
|
1472 } else { |
|
1473 if (!(rxcw & E1000_RXCW_SYNCH)) { |
|
1474 mac->serdes_has_link = false; |
|
1475 mac->serdes_link_state = e1000_serdes_link_down; |
|
1476 e_dbg("ANYSTATE -> DOWN\n"); |
|
1477 } else { |
|
1478 /* |
|
1479 * We have sync, and can tolerate one invalid (IV) |
|
1480 * codeword before declaring link down, so reread |
|
1481 * to look again. |
|
1482 */ |
|
1483 udelay(10); |
|
1484 rxcw = er32(RXCW); |
|
1485 if (rxcw & E1000_RXCW_IV) { |
|
1486 mac->serdes_link_state = e1000_serdes_link_down; |
|
1487 mac->serdes_has_link = false; |
|
1488 e_dbg("ANYSTATE -> DOWN\n"); |
|
1489 } |
|
1490 } |
|
1491 } |
|
1492 |
|
1493 return ret_val; |
|
1494 } |
|
1495 |
|
1496 /** |
|
1497 * e1000_valid_led_default_82571 - Verify a valid default LED config |
|
1498 * @hw: pointer to the HW structure |
|
1499 * @data: pointer to the NVM (EEPROM) |
|
1500 * |
|
1501 * Read the EEPROM for the current default LED configuration. If the |
|
1502 * LED configuration is not valid, set to a valid LED configuration. |
|
1503 **/ |
|
1504 static s32 e1000_valid_led_default_82571(struct e1000_hw *hw, u16 *data) |
|
1505 { |
|
1506 s32 ret_val; |
|
1507 |
|
1508 ret_val = e1000_read_nvm(hw, NVM_ID_LED_SETTINGS, 1, data); |
|
1509 if (ret_val) { |
|
1510 e_dbg("NVM Read Error\n"); |
|
1511 return ret_val; |
|
1512 } |
|
1513 |
|
1514 switch (hw->mac.type) { |
|
1515 case e1000_82573: |
|
1516 case e1000_82574: |
|
1517 case e1000_82583: |
|
1518 if (*data == ID_LED_RESERVED_F746) |
|
1519 *data = ID_LED_DEFAULT_82573; |
|
1520 break; |
|
1521 default: |
|
1522 if (*data == ID_LED_RESERVED_0000 || |
|
1523 *data == ID_LED_RESERVED_FFFF) |
|
1524 *data = ID_LED_DEFAULT; |
|
1525 break; |
|
1526 } |
|
1527 |
|
1528 return 0; |
|
1529 } |
|
1530 |
|
1531 /** |
|
1532 * e1000e_get_laa_state_82571 - Get locally administered address state |
|
1533 * @hw: pointer to the HW structure |
|
1534 * |
|
1535 * Retrieve and return the current locally administered address state. |
|
1536 **/ |
|
1537 bool e1000e_get_laa_state_82571(struct e1000_hw *hw) |
|
1538 { |
|
1539 if (hw->mac.type != e1000_82571) |
|
1540 return false; |
|
1541 |
|
1542 return hw->dev_spec.e82571.laa_is_present; |
|
1543 } |
|
1544 |
|
1545 /** |
|
1546 * e1000e_set_laa_state_82571 - Set locally administered address state |
|
1547 * @hw: pointer to the HW structure |
|
1548 * @state: enable/disable locally administered address |
|
1549 * |
|
1550 * Enable/Disable the current locally administered address state. |
|
1551 **/ |
|
1552 void e1000e_set_laa_state_82571(struct e1000_hw *hw, bool state) |
|
1553 { |
|
1554 if (hw->mac.type != e1000_82571) |
|
1555 return; |
|
1556 |
|
1557 hw->dev_spec.e82571.laa_is_present = state; |
|
1558 |
|
1559 /* If workaround is activated... */ |
|
1560 if (state) |
|
1561 /* |
|
1562 * Hold a copy of the LAA in RAR[14] This is done so that |
|
1563 * between the time RAR[0] gets clobbered and the time it |
|
1564 * gets fixed, the actual LAA is in one of the RARs and no |
|
1565 * incoming packets directed to this port are dropped. |
|
1566 * Eventually the LAA will be in RAR[0] and RAR[14]. |
|
1567 */ |
|
1568 e1000e_rar_set(hw, hw->mac.addr, hw->mac.rar_entry_count - 1); |
|
1569 } |
|
1570 |
|
1571 /** |
|
1572 * e1000_fix_nvm_checksum_82571 - Fix EEPROM checksum |
|
1573 * @hw: pointer to the HW structure |
|
1574 * |
|
1575 * Verifies that the EEPROM has completed the update. After updating the |
|
1576 * EEPROM, we need to check bit 15 in work 0x23 for the checksum fix. If |
|
1577 * the checksum fix is not implemented, we need to set the bit and update |
|
1578 * the checksum. Otherwise, if bit 15 is set and the checksum is incorrect, |
|
1579 * we need to return bad checksum. |
|
1580 **/ |
|
1581 static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw) |
|
1582 { |
|
1583 struct e1000_nvm_info *nvm = &hw->nvm; |
|
1584 s32 ret_val; |
|
1585 u16 data; |
|
1586 |
|
1587 if (nvm->type != e1000_nvm_flash_hw) |
|
1588 return 0; |
|
1589 |
|
1590 /* |
|
1591 * Check bit 4 of word 10h. If it is 0, firmware is done updating |
|
1592 * 10h-12h. Checksum may need to be fixed. |
|
1593 */ |
|
1594 ret_val = e1000_read_nvm(hw, 0x10, 1, &data); |
|
1595 if (ret_val) |
|
1596 return ret_val; |
|
1597 |
|
1598 if (!(data & 0x10)) { |
|
1599 /* |
|
1600 * Read 0x23 and check bit 15. This bit is a 1 |
|
1601 * when the checksum has already been fixed. If |
|
1602 * the checksum is still wrong and this bit is a |
|
1603 * 1, we need to return bad checksum. Otherwise, |
|
1604 * we need to set this bit to a 1 and update the |
|
1605 * checksum. |
|
1606 */ |
|
1607 ret_val = e1000_read_nvm(hw, 0x23, 1, &data); |
|
1608 if (ret_val) |
|
1609 return ret_val; |
|
1610 |
|
1611 if (!(data & 0x8000)) { |
|
1612 data |= 0x8000; |
|
1613 ret_val = e1000_write_nvm(hw, 0x23, 1, &data); |
|
1614 if (ret_val) |
|
1615 return ret_val; |
|
1616 ret_val = e1000e_update_nvm_checksum(hw); |
|
1617 } |
|
1618 } |
|
1619 |
|
1620 return 0; |
|
1621 } |
|
1622 |
|
1623 /** |
|
1624 * e1000_power_down_phy_copper_82571 - Remove link during PHY power down |
|
1625 * @hw: pointer to the HW structure |
|
1626 * |
|
1627 * In the case of a PHY power down to save power, or to turn off link during a |
|
1628 * driver unload, or wake on lan is not enabled, remove the link. |
|
1629 **/ |
|
1630 static void e1000_power_down_phy_copper_82571(struct e1000_hw *hw) |
|
1631 { |
|
1632 struct e1000_phy_info *phy = &hw->phy; |
|
1633 struct e1000_mac_info *mac = &hw->mac; |
|
1634 |
|
1635 if (!(phy->ops.check_reset_block)) |
|
1636 return; |
|
1637 |
|
1638 /* If the management interface is not enabled, then power down */ |
|
1639 if (!(mac->ops.check_mng_mode(hw) || phy->ops.check_reset_block(hw))) |
|
1640 e1000_power_down_phy_copper(hw); |
|
1641 |
|
1642 return; |
|
1643 } |
|
1644 |
|
1645 /** |
|
1646 * e1000_clear_hw_cntrs_82571 - Clear device specific hardware counters |
|
1647 * @hw: pointer to the HW structure |
|
1648 * |
|
1649 * Clears the hardware counters by reading the counter registers. |
|
1650 **/ |
|
1651 static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw) |
|
1652 { |
|
1653 e1000e_clear_hw_cntrs_base(hw); |
|
1654 |
|
1655 er32(PRC64); |
|
1656 er32(PRC127); |
|
1657 er32(PRC255); |
|
1658 er32(PRC511); |
|
1659 er32(PRC1023); |
|
1660 er32(PRC1522); |
|
1661 er32(PTC64); |
|
1662 er32(PTC127); |
|
1663 er32(PTC255); |
|
1664 er32(PTC511); |
|
1665 er32(PTC1023); |
|
1666 er32(PTC1522); |
|
1667 |
|
1668 er32(ALGNERRC); |
|
1669 er32(RXERRC); |
|
1670 er32(TNCRS); |
|
1671 er32(CEXTERR); |
|
1672 er32(TSCTC); |
|
1673 er32(TSCTFC); |
|
1674 |
|
1675 er32(MGTPRC); |
|
1676 er32(MGTPDC); |
|
1677 er32(MGTPTC); |
|
1678 |
|
1679 er32(IAC); |
|
1680 er32(ICRXOC); |
|
1681 |
|
1682 er32(ICRXPTC); |
|
1683 er32(ICRXATC); |
|
1684 er32(ICTXPTC); |
|
1685 er32(ICTXATC); |
|
1686 er32(ICTXQEC); |
|
1687 er32(ICTXQMTC); |
|
1688 er32(ICRXDMTC); |
|
1689 } |
|
1690 |
|
1691 static struct e1000_mac_operations e82571_mac_ops = { |
|
1692 /* .check_mng_mode: mac type dependent */ |
|
1693 /* .check_for_link: media type dependent */ |
|
1694 .id_led_init = e1000e_id_led_init, |
|
1695 .cleanup_led = e1000e_cleanup_led_generic, |
|
1696 .clear_hw_cntrs = e1000_clear_hw_cntrs_82571, |
|
1697 .get_bus_info = e1000e_get_bus_info_pcie, |
|
1698 /* .get_link_up_info: media type dependent */ |
|
1699 /* .led_on: mac type dependent */ |
|
1700 .led_off = e1000e_led_off_generic, |
|
1701 .update_mc_addr_list = e1000_update_mc_addr_list_82571, |
|
1702 .write_vfta = e1000_write_vfta_generic, |
|
1703 .clear_vfta = e1000_clear_vfta_82571, |
|
1704 .reset_hw = e1000_reset_hw_82571, |
|
1705 .init_hw = e1000_init_hw_82571, |
|
1706 .setup_link = e1000_setup_link_82571, |
|
1707 /* .setup_physical_interface: media type dependent */ |
|
1708 .setup_led = e1000e_setup_led_generic, |
|
1709 }; |
|
1710 |
|
1711 static struct e1000_phy_operations e82_phy_ops_igp = { |
|
1712 .acquire = e1000_get_hw_semaphore_82571, |
|
1713 .check_polarity = e1000_check_polarity_igp, |
|
1714 .check_reset_block = e1000e_check_reset_block_generic, |
|
1715 .commit = NULL, |
|
1716 .force_speed_duplex = e1000e_phy_force_speed_duplex_igp, |
|
1717 .get_cfg_done = e1000_get_cfg_done_82571, |
|
1718 .get_cable_length = e1000e_get_cable_length_igp_2, |
|
1719 .get_info = e1000e_get_phy_info_igp, |
|
1720 .read_reg = e1000e_read_phy_reg_igp, |
|
1721 .release = e1000_put_hw_semaphore_82571, |
|
1722 .reset = e1000e_phy_hw_reset_generic, |
|
1723 .set_d0_lplu_state = e1000_set_d0_lplu_state_82571, |
|
1724 .set_d3_lplu_state = e1000e_set_d3_lplu_state, |
|
1725 .write_reg = e1000e_write_phy_reg_igp, |
|
1726 .cfg_on_link_up = NULL, |
|
1727 }; |
|
1728 |
|
1729 static struct e1000_phy_operations e82_phy_ops_m88 = { |
|
1730 .acquire = e1000_get_hw_semaphore_82571, |
|
1731 .check_polarity = e1000_check_polarity_m88, |
|
1732 .check_reset_block = e1000e_check_reset_block_generic, |
|
1733 .commit = e1000e_phy_sw_reset, |
|
1734 .force_speed_duplex = e1000e_phy_force_speed_duplex_m88, |
|
1735 .get_cfg_done = e1000e_get_cfg_done, |
|
1736 .get_cable_length = e1000e_get_cable_length_m88, |
|
1737 .get_info = e1000e_get_phy_info_m88, |
|
1738 .read_reg = e1000e_read_phy_reg_m88, |
|
1739 .release = e1000_put_hw_semaphore_82571, |
|
1740 .reset = e1000e_phy_hw_reset_generic, |
|
1741 .set_d0_lplu_state = e1000_set_d0_lplu_state_82571, |
|
1742 .set_d3_lplu_state = e1000e_set_d3_lplu_state, |
|
1743 .write_reg = e1000e_write_phy_reg_m88, |
|
1744 .cfg_on_link_up = NULL, |
|
1745 }; |
|
1746 |
|
1747 static struct e1000_phy_operations e82_phy_ops_bm = { |
|
1748 .acquire = e1000_get_hw_semaphore_82571, |
|
1749 .check_polarity = e1000_check_polarity_m88, |
|
1750 .check_reset_block = e1000e_check_reset_block_generic, |
|
1751 .commit = e1000e_phy_sw_reset, |
|
1752 .force_speed_duplex = e1000e_phy_force_speed_duplex_m88, |
|
1753 .get_cfg_done = e1000e_get_cfg_done, |
|
1754 .get_cable_length = e1000e_get_cable_length_m88, |
|
1755 .get_info = e1000e_get_phy_info_m88, |
|
1756 .read_reg = e1000e_read_phy_reg_bm2, |
|
1757 .release = e1000_put_hw_semaphore_82571, |
|
1758 .reset = e1000e_phy_hw_reset_generic, |
|
1759 .set_d0_lplu_state = e1000_set_d0_lplu_state_82571, |
|
1760 .set_d3_lplu_state = e1000e_set_d3_lplu_state, |
|
1761 .write_reg = e1000e_write_phy_reg_bm2, |
|
1762 .cfg_on_link_up = NULL, |
|
1763 }; |
|
1764 |
|
1765 static struct e1000_nvm_operations e82571_nvm_ops = { |
|
1766 .acquire = e1000_acquire_nvm_82571, |
|
1767 .read = e1000e_read_nvm_eerd, |
|
1768 .release = e1000_release_nvm_82571, |
|
1769 .update = e1000_update_nvm_checksum_82571, |
|
1770 .valid_led_default = e1000_valid_led_default_82571, |
|
1771 .validate = e1000_validate_nvm_checksum_82571, |
|
1772 .write = e1000_write_nvm_82571, |
|
1773 }; |
|
1774 |
|
1775 struct e1000_info e1000_82571_info = { |
|
1776 .mac = e1000_82571, |
|
1777 .flags = FLAG_HAS_HW_VLAN_FILTER |
|
1778 | FLAG_HAS_JUMBO_FRAMES |
|
1779 | FLAG_HAS_WOL |
|
1780 | FLAG_APME_IN_CTRL3 |
|
1781 | FLAG_RX_CSUM_ENABLED |
|
1782 | FLAG_HAS_CTRLEXT_ON_LOAD |
|
1783 | FLAG_HAS_SMART_POWER_DOWN |
|
1784 | FLAG_RESET_OVERWRITES_LAA /* errata */ |
|
1785 | FLAG_TARC_SPEED_MODE_BIT /* errata */ |
|
1786 | FLAG_APME_CHECK_PORT_B, |
|
1787 .pba = 38, |
|
1788 .max_hw_frame_size = DEFAULT_JUMBO, |
|
1789 .get_variants = e1000_get_variants_82571, |
|
1790 .mac_ops = &e82571_mac_ops, |
|
1791 .phy_ops = &e82_phy_ops_igp, |
|
1792 .nvm_ops = &e82571_nvm_ops, |
|
1793 }; |
|
1794 |
|
1795 struct e1000_info e1000_82572_info = { |
|
1796 .mac = e1000_82572, |
|
1797 .flags = FLAG_HAS_HW_VLAN_FILTER |
|
1798 | FLAG_HAS_JUMBO_FRAMES |
|
1799 | FLAG_HAS_WOL |
|
1800 | FLAG_APME_IN_CTRL3 |
|
1801 | FLAG_RX_CSUM_ENABLED |
|
1802 | FLAG_HAS_CTRLEXT_ON_LOAD |
|
1803 | FLAG_TARC_SPEED_MODE_BIT, /* errata */ |
|
1804 .pba = 38, |
|
1805 .max_hw_frame_size = DEFAULT_JUMBO, |
|
1806 .get_variants = e1000_get_variants_82571, |
|
1807 .mac_ops = &e82571_mac_ops, |
|
1808 .phy_ops = &e82_phy_ops_igp, |
|
1809 .nvm_ops = &e82571_nvm_ops, |
|
1810 }; |
|
1811 |
|
1812 struct e1000_info e1000_82573_info = { |
|
1813 .mac = e1000_82573, |
|
1814 .flags = FLAG_HAS_HW_VLAN_FILTER |
|
1815 | FLAG_HAS_JUMBO_FRAMES |
|
1816 | FLAG_HAS_WOL |
|
1817 | FLAG_APME_IN_CTRL3 |
|
1818 | FLAG_RX_CSUM_ENABLED |
|
1819 | FLAG_HAS_SMART_POWER_DOWN |
|
1820 | FLAG_HAS_AMT |
|
1821 | FLAG_HAS_ERT |
|
1822 | FLAG_HAS_SWSM_ON_LOAD, |
|
1823 .pba = 20, |
|
1824 .max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN, |
|
1825 .get_variants = e1000_get_variants_82571, |
|
1826 .mac_ops = &e82571_mac_ops, |
|
1827 .phy_ops = &e82_phy_ops_m88, |
|
1828 .nvm_ops = &e82571_nvm_ops, |
|
1829 }; |
|
1830 |
|
1831 struct e1000_info e1000_82574_info = { |
|
1832 .mac = e1000_82574, |
|
1833 .flags = FLAG_HAS_HW_VLAN_FILTER |
|
1834 | FLAG_HAS_MSIX |
|
1835 | FLAG_HAS_JUMBO_FRAMES |
|
1836 | FLAG_HAS_WOL |
|
1837 | FLAG_APME_IN_CTRL3 |
|
1838 | FLAG_RX_CSUM_ENABLED |
|
1839 | FLAG_HAS_SMART_POWER_DOWN |
|
1840 | FLAG_HAS_AMT |
|
1841 | FLAG_HAS_CTRLEXT_ON_LOAD, |
|
1842 .pba = 20, |
|
1843 .max_hw_frame_size = DEFAULT_JUMBO, |
|
1844 .get_variants = e1000_get_variants_82571, |
|
1845 .mac_ops = &e82571_mac_ops, |
|
1846 .phy_ops = &e82_phy_ops_bm, |
|
1847 .nvm_ops = &e82571_nvm_ops, |
|
1848 }; |
|
1849 |
|
1850 struct e1000_info e1000_82583_info = { |
|
1851 .mac = e1000_82583, |
|
1852 .flags = FLAG_HAS_HW_VLAN_FILTER |
|
1853 | FLAG_HAS_WOL |
|
1854 | FLAG_APME_IN_CTRL3 |
|
1855 | FLAG_RX_CSUM_ENABLED |
|
1856 | FLAG_HAS_SMART_POWER_DOWN |
|
1857 | FLAG_HAS_AMT |
|
1858 | FLAG_HAS_CTRLEXT_ON_LOAD, |
|
1859 .pba = 20, |
|
1860 .max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN, |
|
1861 .get_variants = e1000_get_variants_82571, |
|
1862 .mac_ops = &e82571_mac_ops, |
|
1863 .phy_ops = &e82_phy_ops_bm, |
|
1864 .nvm_ops = &e82571_nvm_ops, |
|
1865 }; |
|
1866 |