author | Gavin Lambert <gavinl@compacsort.com> |
Tue, 14 Apr 2015 09:33:24 -0400 | |
changeset 2618 | 3affe9cd0b66 |
parent 2131 | 2cefec773772 |
permissions | -rw-r--r-- |
2131
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1 |
/******************************************************************************* |
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|
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3 |
Intel PRO/1000 Linux driver |
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4 |
Copyright(c) 1999 - 2008 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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|
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*******************************************************************************/ |
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|
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#include <linux/netdevice.h> |
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#include <linux/ethtool.h> |
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#include <linux/delay.h> |
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#include <linux/pci.h> |
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|
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#include "e1000-2.6.32-ethercat.h" |
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|
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enum e1000_mng_mode { |
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e1000_mng_mode_none = 0, |
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e1000_mng_mode_asf, |
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e1000_mng_mode_pt, |
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e1000_mng_mode_ipmi, |
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e1000_mng_mode_host_if_only |
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}; |
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|
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#define E1000_FACTPS_MNGCG 0x20000000 |
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|
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/* Intel(R) Active Management Technology signature */ |
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#define E1000_IAMT_SIGNATURE 0x544D4149 |
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|
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/** |
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* e1000e_get_bus_info_pcie - Get PCIe bus information |
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* @hw: pointer to the HW structure |
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52 |
* |
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* Determines and stores the system bus information for a particular |
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* network interface. The following bus information is determined and stored: |
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* bus speed, bus width, type (PCIe), and PCIe function. |
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**/ |
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s32 e1000e_get_bus_info_pcie(struct e1000_hw *hw) |
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{ |
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struct e1000_bus_info *bus = &hw->bus; |
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struct e1000_adapter *adapter = hw->adapter; |
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u32 status; |
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u16 pcie_link_status, pci_header_type, cap_offset; |
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|
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cap_offset = pci_find_capability(adapter->pdev, PCI_CAP_ID_EXP); |
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if (!cap_offset) { |
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bus->width = e1000_bus_width_unknown; |
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} else { |
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pci_read_config_word(adapter->pdev, |
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cap_offset + PCIE_LINK_STATUS, |
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&pcie_link_status); |
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bus->width = (enum e1000_bus_width)((pcie_link_status & |
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PCIE_LINK_WIDTH_MASK) >> |
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PCIE_LINK_WIDTH_SHIFT); |
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} |
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|
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pci_read_config_word(adapter->pdev, PCI_HEADER_TYPE_REGISTER, |
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&pci_header_type); |
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if (pci_header_type & PCI_HEADER_TYPE_MULTIFUNC) { |
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status = er32(STATUS); |
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bus->func = (status & E1000_STATUS_FUNC_MASK) |
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>> E1000_STATUS_FUNC_SHIFT; |
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} else { |
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bus->func = 0; |
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} |
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|
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return 0; |
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} |
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|
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/** |
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* e1000e_write_vfta - Write value to VLAN filter table |
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* @hw: pointer to the HW structure |
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* @offset: register offset in VLAN filter table |
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* @value: register value written to VLAN filter table |
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* |
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* Writes value at the given offset in the register array which stores |
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* the VLAN filter table. |
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**/ |
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void e1000e_write_vfta(struct e1000_hw *hw, u32 offset, u32 value) |
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{ |
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E1000_WRITE_REG_ARRAY(hw, E1000_VFTA, offset, value); |
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e1e_flush(); |
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102 |
} |
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103 |
|
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/** |
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* e1000e_init_rx_addrs - Initialize receive address's |
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* @hw: pointer to the HW structure |
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* @rar_count: receive address registers |
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* |
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* Setups the receive address registers by setting the base receive address |
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* register to the devices MAC address and clearing all the other receive |
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* address registers to 0. |
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112 |
**/ |
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void e1000e_init_rx_addrs(struct e1000_hw *hw, u16 rar_count) |
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114 |
{ |
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115 |
u32 i; |
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116 |
|
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/* Setup the receive address */ |
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hw_dbg(hw, "Programming MAC Address into RAR[0]\n"); |
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119 |
|
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|
120 |
e1000e_rar_set(hw, hw->mac.addr, 0); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
121 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
122 |
/* Zero out the other (rar_entry_count - 1) receive addresses */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
123 |
hw_dbg(hw, "Clearing RAR[1-%u]\n", rar_count-1); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
124 |
for (i = 1; i < rar_count; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
125 |
E1000_WRITE_REG_ARRAY(hw, E1000_RA, (i << 1), 0); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
126 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
127 |
E1000_WRITE_REG_ARRAY(hw, E1000_RA, ((i << 1) + 1), 0); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
128 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
129 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
130 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
131 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
132 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
133 |
* e1000e_rar_set - Set receive address register |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
134 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
135 |
* @addr: pointer to the receive address |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
136 |
* @index: receive address array register |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
137 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
138 |
* Sets the receive address array register at index to the address passed |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
139 |
* in by addr. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
140 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
141 |
void e1000e_rar_set(struct e1000_hw *hw, u8 *addr, u32 index) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
142 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
143 |
u32 rar_low, rar_high; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
144 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
145 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
146 |
* HW expects these in little endian so we reverse the byte order |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
147 |
* from network order (big endian) to little endian |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
148 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
149 |
rar_low = ((u32) addr[0] | |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
150 |
((u32) addr[1] << 8) | |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
151 |
((u32) addr[2] << 16) | ((u32) addr[3] << 24)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
152 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
153 |
rar_high = ((u32) addr[4] | ((u32) addr[5] << 8)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
154 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
155 |
rar_high |= E1000_RAH_AV; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
156 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
157 |
E1000_WRITE_REG_ARRAY(hw, E1000_RA, (index << 1), rar_low); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
158 |
E1000_WRITE_REG_ARRAY(hw, E1000_RA, ((index << 1) + 1), rar_high); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
159 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
160 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
161 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
162 |
* e1000_hash_mc_addr - Generate a multicast hash value |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
163 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
164 |
* @mc_addr: pointer to a multicast address |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
165 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
166 |
* Generates a multicast address hash value which is used to determine |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
167 |
* the multicast filter table array address and new table value. See |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
168 |
* e1000_mta_set_generic() |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
169 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
170 |
static u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
171 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
172 |
u32 hash_value, hash_mask; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
173 |
u8 bit_shift = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
174 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
175 |
/* Register count multiplied by bits per register */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
176 |
hash_mask = (hw->mac.mta_reg_count * 32) - 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
177 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
178 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
179 |
* For a mc_filter_type of 0, bit_shift is the number of left-shifts |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
180 |
* where 0xFF would still fall within the hash mask. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
181 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
182 |
while (hash_mask >> bit_shift != 0xFF) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
183 |
bit_shift++; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
184 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
185 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
186 |
* The portion of the address that is used for the hash table |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
187 |
* is determined by the mc_filter_type setting. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
188 |
* The algorithm is such that there is a total of 8 bits of shifting. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
189 |
* The bit_shift for a mc_filter_type of 0 represents the number of |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
190 |
* left-shifts where the MSB of mc_addr[5] would still fall within |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
191 |
* the hash_mask. Case 0 does this exactly. Since there are a total |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
192 |
* of 8 bits of shifting, then mc_addr[4] will shift right the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
193 |
* remaining number of bits. Thus 8 - bit_shift. The rest of the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
194 |
* cases are a variation of this algorithm...essentially raising the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
195 |
* number of bits to shift mc_addr[5] left, while still keeping the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
196 |
* 8-bit shifting total. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
197 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
198 |
* For example, given the following Destination MAC Address and an |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
199 |
* mta register count of 128 (thus a 4096-bit vector and 0xFFF mask), |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
200 |
* we can see that the bit_shift for case 0 is 4. These are the hash |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
201 |
* values resulting from each mc_filter_type... |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
202 |
* [0] [1] [2] [3] [4] [5] |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
203 |
* 01 AA 00 12 34 56 |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
204 |
* LSB MSB |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
205 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
206 |
* case 0: hash_value = ((0x34 >> 4) | (0x56 << 4)) & 0xFFF = 0x563 |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
207 |
* case 1: hash_value = ((0x34 >> 3) | (0x56 << 5)) & 0xFFF = 0xAC6 |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
208 |
* case 2: hash_value = ((0x34 >> 2) | (0x56 << 6)) & 0xFFF = 0x163 |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
209 |
* case 3: hash_value = ((0x34 >> 0) | (0x56 << 8)) & 0xFFF = 0x634 |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
210 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
211 |
switch (hw->mac.mc_filter_type) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
212 |
default: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
213 |
case 0: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
214 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
215 |
case 1: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
216 |
bit_shift += 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
217 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
218 |
case 2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
219 |
bit_shift += 2; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
220 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
221 |
case 3: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
222 |
bit_shift += 4; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
223 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
224 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
225 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
226 |
hash_value = hash_mask & (((mc_addr[4] >> (8 - bit_shift)) | |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
227 |
(((u16) mc_addr[5]) << bit_shift))); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
228 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
229 |
return hash_value; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
230 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
231 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
232 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
233 |
* e1000e_update_mc_addr_list_generic - Update Multicast addresses |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
234 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
235 |
* @mc_addr_list: array of multicast addresses to program |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
236 |
* @mc_addr_count: number of multicast addresses to program |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
237 |
* @rar_used_count: the first RAR register free to program |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
238 |
* @rar_count: total number of supported Receive Address Registers |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
239 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
240 |
* Updates the Receive Address Registers and Multicast Table Array. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
241 |
* The caller must have a packed mc_addr_list of multicast addresses. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
242 |
* The parameter rar_count will usually be hw->mac.rar_entry_count |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
243 |
* unless there are workarounds that change this. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
244 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
245 |
void e1000e_update_mc_addr_list_generic(struct e1000_hw *hw, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
246 |
u8 *mc_addr_list, u32 mc_addr_count, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
247 |
u32 rar_used_count, u32 rar_count) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
248 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
249 |
u32 i; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
250 |
u32 *mcarray = kzalloc(hw->mac.mta_reg_count * sizeof(u32), GFP_ATOMIC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
251 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
252 |
if (!mcarray) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
253 |
printk(KERN_ERR "multicast array memory allocation failed\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
254 |
return; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
255 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
256 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
257 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
258 |
* Load the first set of multicast addresses into the exact |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
259 |
* filters (RAR). If there are not enough to fill the RAR |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
260 |
* array, clear the filters. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
261 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
262 |
for (i = rar_used_count; i < rar_count; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
263 |
if (mc_addr_count) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
264 |
e1000e_rar_set(hw, mc_addr_list, i); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
265 |
mc_addr_count--; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
266 |
mc_addr_list += ETH_ALEN; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
267 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
268 |
E1000_WRITE_REG_ARRAY(hw, E1000_RA, i << 1, 0); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
269 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
270 |
E1000_WRITE_REG_ARRAY(hw, E1000_RA, (i << 1) + 1, 0); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
271 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
272 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
273 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
274 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
275 |
/* Load any remaining multicast addresses into the hash table. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
276 |
for (; mc_addr_count > 0; mc_addr_count--) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
277 |
u32 hash_value, hash_reg, hash_bit, mta; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
278 |
hash_value = e1000_hash_mc_addr(hw, mc_addr_list); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
279 |
hw_dbg(hw, "Hash value = 0x%03X\n", hash_value); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
280 |
hash_reg = (hash_value >> 5) & (hw->mac.mta_reg_count - 1); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
281 |
hash_bit = hash_value & 0x1F; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
282 |
mta = (1 << hash_bit); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
283 |
mcarray[hash_reg] |= mta; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
284 |
mc_addr_list += ETH_ALEN; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
285 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
286 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
287 |
/* write the hash table completely */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
288 |
for (i = 0; i < hw->mac.mta_reg_count; i++) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
289 |
E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, mcarray[i]); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
290 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
291 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
292 |
kfree(mcarray); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
293 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
294 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
295 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
296 |
* e1000e_clear_hw_cntrs_base - Clear base hardware counters |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
297 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
298 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
299 |
* Clears the base hardware counters by reading the counter registers. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
300 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
301 |
void e1000e_clear_hw_cntrs_base(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
302 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
303 |
u32 temp; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
304 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
305 |
temp = er32(CRCERRS); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
306 |
temp = er32(SYMERRS); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
307 |
temp = er32(MPC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
308 |
temp = er32(SCC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
309 |
temp = er32(ECOL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
310 |
temp = er32(MCC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
311 |
temp = er32(LATECOL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
312 |
temp = er32(COLC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
313 |
temp = er32(DC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
314 |
temp = er32(SEC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
315 |
temp = er32(RLEC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
316 |
temp = er32(XONRXC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
317 |
temp = er32(XONTXC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
318 |
temp = er32(XOFFRXC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
319 |
temp = er32(XOFFTXC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
320 |
temp = er32(FCRUC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
321 |
temp = er32(GPRC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
322 |
temp = er32(BPRC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
323 |
temp = er32(MPRC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
324 |
temp = er32(GPTC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
325 |
temp = er32(GORCL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
326 |
temp = er32(GORCH); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
327 |
temp = er32(GOTCL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
328 |
temp = er32(GOTCH); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
329 |
temp = er32(RNBC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
330 |
temp = er32(RUC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
331 |
temp = er32(RFC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
332 |
temp = er32(ROC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
333 |
temp = er32(RJC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
334 |
temp = er32(TORL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
335 |
temp = er32(TORH); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
336 |
temp = er32(TOTL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
337 |
temp = er32(TOTH); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
338 |
temp = er32(TPR); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
339 |
temp = er32(TPT); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
340 |
temp = er32(MPTC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
341 |
temp = er32(BPTC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
342 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
343 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
344 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
345 |
* e1000e_check_for_copper_link - Check for link (Copper) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
346 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
347 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
348 |
* Checks to see of the link status of the hardware has changed. If a |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
349 |
* change in link status has been detected, then we read the PHY registers |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
350 |
* to get the current speed/duplex if link exists. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
351 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
352 |
s32 e1000e_check_for_copper_link(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
353 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
354 |
struct e1000_mac_info *mac = &hw->mac; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
355 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
356 |
bool link; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
357 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
358 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
359 |
* We only want to go out to the PHY registers to see if Auto-Neg |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
360 |
* has completed and/or if our link status has changed. The |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
361 |
* get_link_status flag is set upon receiving a Link Status |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
362 |
* Change or Rx Sequence Error interrupt. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
363 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
364 |
if (!mac->get_link_status) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
365 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
366 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
367 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
368 |
* First we want to see if the MII Status Register reports |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
369 |
* link. If so, then we want to get the current speed/duplex |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
370 |
* of the PHY. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
371 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
372 |
ret_val = e1000e_phy_has_link_generic(hw, 1, 0, &link); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
373 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
374 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
375 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
376 |
if (!link) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
377 |
return ret_val; /* No link detected */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
378 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
379 |
mac->get_link_status = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
380 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
381 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
382 |
* Check if there was DownShift, must be checked |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
383 |
* immediately after link-up |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
384 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
385 |
e1000e_check_downshift(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
386 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
387 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
388 |
* If we are forcing speed/duplex, then we simply return since |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
389 |
* we have already determined whether we have link or not. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
390 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
391 |
if (!mac->autoneg) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
392 |
ret_val = -E1000_ERR_CONFIG; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
393 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
394 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
395 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
396 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
397 |
* Auto-Neg is enabled. Auto Speed Detection takes care |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
398 |
* of MAC speed/duplex configuration. So we only need to |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
399 |
* configure Collision Distance in the MAC. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
400 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
401 |
e1000e_config_collision_dist(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
402 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
403 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
404 |
* Configure Flow Control now that Auto-Neg has completed. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
405 |
* First, we need to restore the desired flow control |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
406 |
* settings because we may have had to re-autoneg with a |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
407 |
* different link partner. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
408 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
409 |
ret_val = e1000e_config_fc_after_link_up(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
410 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
411 |
hw_dbg(hw, "Error configuring flow control\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
412 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
413 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
414 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
415 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
416 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
417 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
418 |
* e1000e_check_for_fiber_link - Check for link (Fiber) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
419 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
420 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
421 |
* Checks for link up on the hardware. If link is not up and we have |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
422 |
* a signal, then we need to force link up. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
423 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
424 |
s32 e1000e_check_for_fiber_link(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
425 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
426 |
struct e1000_mac_info *mac = &hw->mac; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
427 |
u32 rxcw; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
428 |
u32 ctrl; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
429 |
u32 status; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
430 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
431 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
432 |
ctrl = er32(CTRL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
433 |
status = er32(STATUS); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
434 |
rxcw = er32(RXCW); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
435 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
436 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
437 |
* If we don't have link (auto-negotiation failed or link partner |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
438 |
* cannot auto-negotiate), the cable is plugged in (we have signal), |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
439 |
* and our link partner is not trying to auto-negotiate with us (we |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
440 |
* are receiving idles or data), we need to force link up. We also |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
441 |
* need to give auto-negotiation time to complete, in case the cable |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
442 |
* was just plugged in. The autoneg_failed flag does this. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
443 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
444 |
/* (ctrl & E1000_CTRL_SWDPIN1) == 1 == have signal */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
445 |
if ((ctrl & E1000_CTRL_SWDPIN1) && (!(status & E1000_STATUS_LU)) && |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
446 |
(!(rxcw & E1000_RXCW_C))) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
447 |
if (mac->autoneg_failed == 0) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
448 |
mac->autoneg_failed = 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
449 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
450 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
451 |
hw_dbg(hw, "NOT RXing /C/, disable AutoNeg and force link.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
452 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
453 |
/* Disable auto-negotiation in the TXCW register */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
454 |
ew32(TXCW, (mac->txcw & ~E1000_TXCW_ANE)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
455 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
456 |
/* Force link-up and also force full-duplex. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
457 |
ctrl = er32(CTRL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
458 |
ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
459 |
ew32(CTRL, ctrl); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
460 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
461 |
/* Configure Flow Control after forcing link up. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
462 |
ret_val = e1000e_config_fc_after_link_up(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
463 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
464 |
hw_dbg(hw, "Error configuring flow control\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
465 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
466 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
467 |
} else if ((ctrl & E1000_CTRL_SLU) && (rxcw & E1000_RXCW_C)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
468 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
469 |
* If we are forcing link and we are receiving /C/ ordered |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
470 |
* sets, re-enable auto-negotiation in the TXCW register |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
471 |
* and disable forced link in the Device Control register |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
472 |
* in an attempt to auto-negotiate with our link partner. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
473 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
474 |
hw_dbg(hw, "RXing /C/, enable AutoNeg and stop forcing link.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
475 |
ew32(TXCW, mac->txcw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
476 |
ew32(CTRL, (ctrl & ~E1000_CTRL_SLU)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
477 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
478 |
mac->serdes_has_link = true; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
479 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
480 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
481 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
482 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
483 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
484 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
485 |
* e1000e_check_for_serdes_link - Check for link (Serdes) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
486 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
487 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
488 |
* Checks for link up on the hardware. If link is not up and we have |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
489 |
* a signal, then we need to force link up. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
490 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
491 |
s32 e1000e_check_for_serdes_link(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
492 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
493 |
struct e1000_mac_info *mac = &hw->mac; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
494 |
u32 rxcw; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
495 |
u32 ctrl; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
496 |
u32 status; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
497 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
498 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
499 |
ctrl = er32(CTRL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
500 |
status = er32(STATUS); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
501 |
rxcw = er32(RXCW); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
502 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
503 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
504 |
* If we don't have link (auto-negotiation failed or link partner |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
505 |
* cannot auto-negotiate), and our link partner is not trying to |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
506 |
* auto-negotiate with us (we are receiving idles or data), |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
507 |
* we need to force link up. We also need to give auto-negotiation |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
508 |
* time to complete. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
509 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
510 |
/* (ctrl & E1000_CTRL_SWDPIN1) == 1 == have signal */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
511 |
if ((!(status & E1000_STATUS_LU)) && (!(rxcw & E1000_RXCW_C))) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
512 |
if (mac->autoneg_failed == 0) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
513 |
mac->autoneg_failed = 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
514 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
515 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
516 |
hw_dbg(hw, "NOT RXing /C/, disable AutoNeg and force link.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
517 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
518 |
/* Disable auto-negotiation in the TXCW register */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
519 |
ew32(TXCW, (mac->txcw & ~E1000_TXCW_ANE)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
520 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
521 |
/* Force link-up and also force full-duplex. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
522 |
ctrl = er32(CTRL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
523 |
ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
524 |
ew32(CTRL, ctrl); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
525 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
526 |
/* Configure Flow Control after forcing link up. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
527 |
ret_val = e1000e_config_fc_after_link_up(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
528 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
529 |
hw_dbg(hw, "Error configuring flow control\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
530 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
531 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
532 |
} else if ((ctrl & E1000_CTRL_SLU) && (rxcw & E1000_RXCW_C)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
533 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
534 |
* If we are forcing link and we are receiving /C/ ordered |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
535 |
* sets, re-enable auto-negotiation in the TXCW register |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
536 |
* and disable forced link in the Device Control register |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
537 |
* in an attempt to auto-negotiate with our link partner. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
538 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
539 |
hw_dbg(hw, "RXing /C/, enable AutoNeg and stop forcing link.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
540 |
ew32(TXCW, mac->txcw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
541 |
ew32(CTRL, (ctrl & ~E1000_CTRL_SLU)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
542 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
543 |
mac->serdes_has_link = true; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
544 |
} else if (!(E1000_TXCW_ANE & er32(TXCW))) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
545 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
546 |
* If we force link for non-auto-negotiation switch, check |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
547 |
* link status based on MAC synchronization for internal |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
548 |
* serdes media type. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
549 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
550 |
/* SYNCH bit and IV bit are sticky. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
551 |
udelay(10); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
552 |
rxcw = er32(RXCW); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
553 |
if (rxcw & E1000_RXCW_SYNCH) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
554 |
if (!(rxcw & E1000_RXCW_IV)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
555 |
mac->serdes_has_link = true; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
556 |
hw_dbg(hw, "SERDES: Link up - forced.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
557 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
558 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
559 |
mac->serdes_has_link = false; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
560 |
hw_dbg(hw, "SERDES: Link down - force failed.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
561 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
562 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
563 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
564 |
if (E1000_TXCW_ANE & er32(TXCW)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
565 |
status = er32(STATUS); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
566 |
if (status & E1000_STATUS_LU) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
567 |
/* SYNCH bit and IV bit are sticky, so reread rxcw. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
568 |
udelay(10); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
569 |
rxcw = er32(RXCW); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
570 |
if (rxcw & E1000_RXCW_SYNCH) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
571 |
if (!(rxcw & E1000_RXCW_IV)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
572 |
mac->serdes_has_link = true; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
573 |
hw_dbg(hw, "SERDES: Link up - autoneg " |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
574 |
"completed sucessfully.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
575 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
576 |
mac->serdes_has_link = false; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
577 |
hw_dbg(hw, "SERDES: Link down - invalid" |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
578 |
"codewords detected in autoneg.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
579 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
580 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
581 |
mac->serdes_has_link = false; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
582 |
hw_dbg(hw, "SERDES: Link down - no sync.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
583 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
584 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
585 |
mac->serdes_has_link = false; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
586 |
hw_dbg(hw, "SERDES: Link down - autoneg failed\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
587 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
588 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
589 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
590 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
591 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
592 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
593 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
594 |
* e1000_set_default_fc_generic - Set flow control default values |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
595 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
596 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
597 |
* Read the EEPROM for the default values for flow control and store the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
598 |
* values. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
599 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
600 |
static s32 e1000_set_default_fc_generic(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
601 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
602 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
603 |
u16 nvm_data; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
604 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
605 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
606 |
* Read and store word 0x0F of the EEPROM. This word contains bits |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
607 |
* that determine the hardware's default PAUSE (flow control) mode, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
608 |
* a bit that determines whether the HW defaults to enabling or |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
609 |
* disabling auto-negotiation, and the direction of the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
610 |
* SW defined pins. If there is no SW over-ride of the flow |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
611 |
* control setting, then the variable hw->fc will |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
612 |
* be initialized based on a value in the EEPROM. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
613 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
614 |
ret_val = e1000_read_nvm(hw, NVM_INIT_CONTROL2_REG, 1, &nvm_data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
615 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
616 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
617 |
hw_dbg(hw, "NVM Read Error\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
618 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
619 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
620 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
621 |
if ((nvm_data & NVM_WORD0F_PAUSE_MASK) == 0) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
622 |
hw->fc.requested_mode = e1000_fc_none; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
623 |
else if ((nvm_data & NVM_WORD0F_PAUSE_MASK) == |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
624 |
NVM_WORD0F_ASM_DIR) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
625 |
hw->fc.requested_mode = e1000_fc_tx_pause; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
626 |
else |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
627 |
hw->fc.requested_mode = e1000_fc_full; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
628 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
629 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
630 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
631 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
632 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
633 |
* e1000e_setup_link - Setup flow control and link settings |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
634 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
635 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
636 |
* Determines which flow control settings to use, then configures flow |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
637 |
* control. Calls the appropriate media-specific link configuration |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
638 |
* function. Assuming the adapter has a valid link partner, a valid link |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
639 |
* should be established. Assumes the hardware has previously been reset |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
640 |
* and the transmitter and receiver are not enabled. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
641 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
642 |
s32 e1000e_setup_link(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
643 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
644 |
struct e1000_mac_info *mac = &hw->mac; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
645 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
646 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
647 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
648 |
* In the case of the phy reset being blocked, we already have a link. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
649 |
* We do not need to set it up again. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
650 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
651 |
if (e1000_check_reset_block(hw)) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
652 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
653 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
654 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
655 |
* If requested flow control is set to default, set flow control |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
656 |
* based on the EEPROM flow control settings. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
657 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
658 |
if (hw->fc.requested_mode == e1000_fc_default) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
659 |
ret_val = e1000_set_default_fc_generic(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
660 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
661 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
662 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
663 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
664 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
665 |
* Save off the requested flow control mode for use later. Depending |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
666 |
* on the link partner's capabilities, we may or may not use this mode. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
667 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
668 |
hw->fc.current_mode = hw->fc.requested_mode; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
669 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
670 |
hw_dbg(hw, "After fix-ups FlowControl is now = %x\n", |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
671 |
hw->fc.current_mode); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
672 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
673 |
/* Call the necessary media_type subroutine to configure the link. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
674 |
ret_val = mac->ops.setup_physical_interface(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
675 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
676 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
677 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
678 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
679 |
* Initialize the flow control address, type, and PAUSE timer |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
680 |
* registers to their default values. This is done even if flow |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
681 |
* control is disabled, because it does not hurt anything to |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
682 |
* initialize these registers. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
683 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
684 |
hw_dbg(hw, "Initializing the Flow Control address, type and timer regs\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
685 |
ew32(FCT, FLOW_CONTROL_TYPE); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
686 |
ew32(FCAH, FLOW_CONTROL_ADDRESS_HIGH); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
687 |
ew32(FCAL, FLOW_CONTROL_ADDRESS_LOW); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
688 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
689 |
ew32(FCTTV, hw->fc.pause_time); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
690 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
691 |
return e1000e_set_fc_watermarks(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
692 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
693 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
694 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
695 |
* e1000_commit_fc_settings_generic - Configure flow control |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
696 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
697 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
698 |
* Write the flow control settings to the Transmit Config Word Register (TXCW) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
699 |
* base on the flow control settings in e1000_mac_info. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
700 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
701 |
static s32 e1000_commit_fc_settings_generic(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
702 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
703 |
struct e1000_mac_info *mac = &hw->mac; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
704 |
u32 txcw; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
705 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
706 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
707 |
* Check for a software override of the flow control settings, and |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
708 |
* setup the device accordingly. If auto-negotiation is enabled, then |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
709 |
* software will have to set the "PAUSE" bits to the correct value in |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
710 |
* the Transmit Config Word Register (TXCW) and re-start auto- |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
711 |
* negotiation. However, if auto-negotiation is disabled, then |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
712 |
* software will have to manually configure the two flow control enable |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
713 |
* bits in the CTRL register. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
714 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
715 |
* The possible values of the "fc" parameter are: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
716 |
* 0: Flow control is completely disabled |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
717 |
* 1: Rx flow control is enabled (we can receive pause frames, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
718 |
* but not send pause frames). |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
719 |
* 2: Tx flow control is enabled (we can send pause frames but we |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
720 |
* do not support receiving pause frames). |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
721 |
* 3: Both Rx and Tx flow control (symmetric) are enabled. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
722 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
723 |
switch (hw->fc.current_mode) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
724 |
case e1000_fc_none: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
725 |
/* Flow control completely disabled by a software over-ride. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
726 |
txcw = (E1000_TXCW_ANE | E1000_TXCW_FD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
727 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
728 |
case e1000_fc_rx_pause: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
729 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
730 |
* Rx Flow control is enabled and Tx Flow control is disabled |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
731 |
* by a software over-ride. Since there really isn't a way to |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
732 |
* advertise that we are capable of Rx Pause ONLY, we will |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
733 |
* advertise that we support both symmetric and asymmetric Rx |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
734 |
* PAUSE. Later, we will disable the adapter's ability to send |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
735 |
* PAUSE frames. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
736 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
737 |
txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
738 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
739 |
case e1000_fc_tx_pause: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
740 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
741 |
* Tx Flow control is enabled, and Rx Flow control is disabled, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
742 |
* by a software over-ride. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
743 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
744 |
txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_ASM_DIR); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
745 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
746 |
case e1000_fc_full: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
747 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
748 |
* Flow control (both Rx and Tx) is enabled by a software |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
749 |
* over-ride. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
750 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
751 |
txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
752 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
753 |
default: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
754 |
hw_dbg(hw, "Flow control param set incorrectly\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
755 |
return -E1000_ERR_CONFIG; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
756 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
757 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
758 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
759 |
ew32(TXCW, txcw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
760 |
mac->txcw = txcw; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
761 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
762 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
763 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
764 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
765 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
766 |
* e1000_poll_fiber_serdes_link_generic - Poll for link up |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
767 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
768 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
769 |
* Polls for link up by reading the status register, if link fails to come |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
770 |
* up with auto-negotiation, then the link is forced if a signal is detected. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
771 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
772 |
static s32 e1000_poll_fiber_serdes_link_generic(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
773 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
774 |
struct e1000_mac_info *mac = &hw->mac; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
775 |
u32 i, status; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
776 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
777 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
778 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
779 |
* If we have a signal (the cable is plugged in, or assumed true for |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
780 |
* serdes media) then poll for a "Link-Up" indication in the Device |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
781 |
* Status Register. Time-out if a link isn't seen in 500 milliseconds |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
782 |
* seconds (Auto-negotiation should complete in less than 500 |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
783 |
* milliseconds even if the other end is doing it in SW). |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
784 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
785 |
for (i = 0; i < FIBER_LINK_UP_LIMIT; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
786 |
msleep(10); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
787 |
status = er32(STATUS); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
788 |
if (status & E1000_STATUS_LU) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
789 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
790 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
791 |
if (i == FIBER_LINK_UP_LIMIT) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
792 |
hw_dbg(hw, "Never got a valid link from auto-neg!!!\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
793 |
mac->autoneg_failed = 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
794 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
795 |
* AutoNeg failed to achieve a link, so we'll call |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
796 |
* mac->check_for_link. This routine will force the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
797 |
* link up if we detect a signal. This will allow us to |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
798 |
* communicate with non-autonegotiating link partners. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
799 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
800 |
ret_val = mac->ops.check_for_link(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
801 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
802 |
hw_dbg(hw, "Error while checking for link\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
803 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
804 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
805 |
mac->autoneg_failed = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
806 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
807 |
mac->autoneg_failed = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
808 |
hw_dbg(hw, "Valid Link Found\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
809 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
810 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
811 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
812 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
813 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
814 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
815 |
* e1000e_setup_fiber_serdes_link - Setup link for fiber/serdes |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
816 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
817 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
818 |
* Configures collision distance and flow control for fiber and serdes |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
819 |
* links. Upon successful setup, poll for link. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
820 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
821 |
s32 e1000e_setup_fiber_serdes_link(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
822 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
823 |
u32 ctrl; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
824 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
825 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
826 |
ctrl = er32(CTRL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
827 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
828 |
/* Take the link out of reset */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
829 |
ctrl &= ~E1000_CTRL_LRST; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
830 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
831 |
e1000e_config_collision_dist(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
832 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
833 |
ret_val = e1000_commit_fc_settings_generic(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
834 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
835 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
836 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
837 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
838 |
* Since auto-negotiation is enabled, take the link out of reset (the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
839 |
* link will be in reset, because we previously reset the chip). This |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
840 |
* will restart auto-negotiation. If auto-negotiation is successful |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
841 |
* then the link-up status bit will be set and the flow control enable |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
842 |
* bits (RFCE and TFCE) will be set according to their negotiated value. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
843 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
844 |
hw_dbg(hw, "Auto-negotiation enabled\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
845 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
846 |
ew32(CTRL, ctrl); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
847 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
848 |
msleep(1); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
849 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
850 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
851 |
* For these adapters, the SW definable pin 1 is set when the optics |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
852 |
* detect a signal. If we have a signal, then poll for a "Link-Up" |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
853 |
* indication. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
854 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
855 |
if (hw->phy.media_type == e1000_media_type_internal_serdes || |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
856 |
(er32(CTRL) & E1000_CTRL_SWDPIN1)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
857 |
ret_val = e1000_poll_fiber_serdes_link_generic(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
858 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
859 |
hw_dbg(hw, "No signal detected\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
860 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
861 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
862 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
863 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
864 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
865 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
866 |
* e1000e_config_collision_dist - Configure collision distance |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
867 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
868 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
869 |
* Configures the collision distance to the default value and is used |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
870 |
* during link setup. Currently no func pointer exists and all |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
871 |
* implementations are handled in the generic version of this function. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
872 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
873 |
void e1000e_config_collision_dist(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
874 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
875 |
u32 tctl; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
876 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
877 |
tctl = er32(TCTL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
878 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
879 |
tctl &= ~E1000_TCTL_COLD; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
880 |
tctl |= E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
881 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
882 |
ew32(TCTL, tctl); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
883 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
884 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
885 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
886 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
887 |
* e1000e_set_fc_watermarks - Set flow control high/low watermarks |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
888 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
889 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
890 |
* Sets the flow control high/low threshold (watermark) registers. If |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
891 |
* flow control XON frame transmission is enabled, then set XON frame |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
892 |
* transmission as well. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
893 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
894 |
s32 e1000e_set_fc_watermarks(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
895 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
896 |
u32 fcrtl = 0, fcrth = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
897 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
898 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
899 |
* Set the flow control receive threshold registers. Normally, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
900 |
* these registers will be set to a default threshold that may be |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
901 |
* adjusted later by the driver's runtime code. However, if the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
902 |
* ability to transmit pause frames is not enabled, then these |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
903 |
* registers will be set to 0. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
904 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
905 |
if (hw->fc.current_mode & e1000_fc_tx_pause) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
906 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
907 |
* We need to set up the Receive Threshold high and low water |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
908 |
* marks as well as (optionally) enabling the transmission of |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
909 |
* XON frames. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
910 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
911 |
fcrtl = hw->fc.low_water; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
912 |
fcrtl |= E1000_FCRTL_XONE; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
913 |
fcrth = hw->fc.high_water; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
914 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
915 |
ew32(FCRTL, fcrtl); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
916 |
ew32(FCRTH, fcrth); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
917 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
918 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
919 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
920 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
921 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
922 |
* e1000e_force_mac_fc - Force the MAC's flow control settings |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
923 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
924 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
925 |
* Force the MAC's flow control settings. Sets the TFCE and RFCE bits in the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
926 |
* device control register to reflect the adapter settings. TFCE and RFCE |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
927 |
* need to be explicitly set by software when a copper PHY is used because |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
928 |
* autonegotiation is managed by the PHY rather than the MAC. Software must |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
929 |
* also configure these bits when link is forced on a fiber connection. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
930 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
931 |
s32 e1000e_force_mac_fc(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
932 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
933 |
u32 ctrl; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
934 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
935 |
ctrl = er32(CTRL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
936 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
937 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
938 |
* Because we didn't get link via the internal auto-negotiation |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
939 |
* mechanism (we either forced link or we got link via PHY |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
940 |
* auto-neg), we have to manually enable/disable transmit an |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
941 |
* receive flow control. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
942 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
943 |
* The "Case" statement below enables/disable flow control |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
944 |
* according to the "hw->fc.current_mode" parameter. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
945 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
946 |
* The possible values of the "fc" parameter are: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
947 |
* 0: Flow control is completely disabled |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
948 |
* 1: Rx flow control is enabled (we can receive pause |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
949 |
* frames but not send pause frames). |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
950 |
* 2: Tx flow control is enabled (we can send pause frames |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
951 |
* frames but we do not receive pause frames). |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
952 |
* 3: Both Rx and Tx flow control (symmetric) is enabled. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
953 |
* other: No other values should be possible at this point. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
954 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
955 |
hw_dbg(hw, "hw->fc.current_mode = %u\n", hw->fc.current_mode); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
956 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
957 |
switch (hw->fc.current_mode) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
958 |
case e1000_fc_none: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
959 |
ctrl &= (~(E1000_CTRL_TFCE | E1000_CTRL_RFCE)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
960 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
961 |
case e1000_fc_rx_pause: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
962 |
ctrl &= (~E1000_CTRL_TFCE); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
963 |
ctrl |= E1000_CTRL_RFCE; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
964 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
965 |
case e1000_fc_tx_pause: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
966 |
ctrl &= (~E1000_CTRL_RFCE); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
967 |
ctrl |= E1000_CTRL_TFCE; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
968 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
969 |
case e1000_fc_full: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
970 |
ctrl |= (E1000_CTRL_TFCE | E1000_CTRL_RFCE); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
971 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
972 |
default: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
973 |
hw_dbg(hw, "Flow control param set incorrectly\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
974 |
return -E1000_ERR_CONFIG; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
975 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
976 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
977 |
ew32(CTRL, ctrl); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
978 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
979 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
980 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
981 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
982 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
983 |
* e1000e_config_fc_after_link_up - Configures flow control after link |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
984 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
985 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
986 |
* Checks the status of auto-negotiation after link up to ensure that the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
987 |
* speed and duplex were not forced. If the link needed to be forced, then |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
988 |
* flow control needs to be forced also. If auto-negotiation is enabled |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
989 |
* and did not fail, then we configure flow control based on our link |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
990 |
* partner. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
991 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
992 |
s32 e1000e_config_fc_after_link_up(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
993 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
994 |
struct e1000_mac_info *mac = &hw->mac; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
995 |
s32 ret_val = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
996 |
u16 mii_status_reg, mii_nway_adv_reg, mii_nway_lp_ability_reg; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
997 |
u16 speed, duplex; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
998 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
999 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1000 |
* Check for the case where we have fiber media and auto-neg failed |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1001 |
* so we had to force link. In this case, we need to force the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1002 |
* configuration of the MAC to match the "fc" parameter. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1003 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1004 |
if (mac->autoneg_failed) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1005 |
if (hw->phy.media_type == e1000_media_type_fiber || |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1006 |
hw->phy.media_type == e1000_media_type_internal_serdes) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1007 |
ret_val = e1000e_force_mac_fc(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1008 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1009 |
if (hw->phy.media_type == e1000_media_type_copper) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1010 |
ret_val = e1000e_force_mac_fc(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1011 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1012 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1013 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1014 |
hw_dbg(hw, "Error forcing flow control settings\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1015 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1016 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1017 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1018 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1019 |
* Check for the case where we have copper media and auto-neg is |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1020 |
* enabled. In this case, we need to check and see if Auto-Neg |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1021 |
* has completed, and if so, how the PHY and link partner has |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1022 |
* flow control configured. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1023 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1024 |
if ((hw->phy.media_type == e1000_media_type_copper) && mac->autoneg) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1025 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1026 |
* Read the MII Status Register and check to see if AutoNeg |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1027 |
* has completed. We read this twice because this reg has |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1028 |
* some "sticky" (latched) bits. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1029 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1030 |
ret_val = e1e_rphy(hw, PHY_STATUS, &mii_status_reg); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1031 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1032 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1033 |
ret_val = e1e_rphy(hw, PHY_STATUS, &mii_status_reg); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1034 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1035 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1036 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1037 |
if (!(mii_status_reg & MII_SR_AUTONEG_COMPLETE)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1038 |
hw_dbg(hw, "Copper PHY and Auto Neg " |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1039 |
"has not completed.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1040 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1041 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1042 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1043 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1044 |
* The AutoNeg process has completed, so we now need to |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1045 |
* read both the Auto Negotiation Advertisement |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1046 |
* Register (Address 4) and the Auto_Negotiation Base |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1047 |
* Page Ability Register (Address 5) to determine how |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1048 |
* flow control was negotiated. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1049 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1050 |
ret_val = e1e_rphy(hw, PHY_AUTONEG_ADV, &mii_nway_adv_reg); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1051 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1052 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1053 |
ret_val = e1e_rphy(hw, PHY_LP_ABILITY, &mii_nway_lp_ability_reg); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1054 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1055 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1056 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1057 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1058 |
* Two bits in the Auto Negotiation Advertisement Register |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1059 |
* (Address 4) and two bits in the Auto Negotiation Base |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1060 |
* Page Ability Register (Address 5) determine flow control |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1061 |
* for both the PHY and the link partner. The following |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1062 |
* table, taken out of the IEEE 802.3ab/D6.0 dated March 25, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1063 |
* 1999, describes these PAUSE resolution bits and how flow |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1064 |
* control is determined based upon these settings. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1065 |
* NOTE: DC = Don't Care |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1066 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1067 |
* LOCAL DEVICE | LINK PARTNER |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1068 |
* PAUSE | ASM_DIR | PAUSE | ASM_DIR | NIC Resolution |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1069 |
*-------|---------|-------|---------|-------------------- |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1070 |
* 0 | 0 | DC | DC | e1000_fc_none |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1071 |
* 0 | 1 | 0 | DC | e1000_fc_none |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1072 |
* 0 | 1 | 1 | 0 | e1000_fc_none |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1073 |
* 0 | 1 | 1 | 1 | e1000_fc_tx_pause |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1074 |
* 1 | 0 | 0 | DC | e1000_fc_none |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1075 |
* 1 | DC | 1 | DC | e1000_fc_full |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1076 |
* 1 | 1 | 0 | 0 | e1000_fc_none |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1077 |
* 1 | 1 | 0 | 1 | e1000_fc_rx_pause |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1078 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1079 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1080 |
* Are both PAUSE bits set to 1? If so, this implies |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1081 |
* Symmetric Flow Control is enabled at both ends. The |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1082 |
* ASM_DIR bits are irrelevant per the spec. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1083 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1084 |
* For Symmetric Flow Control: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1085 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1086 |
* LOCAL DEVICE | LINK PARTNER |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1087 |
* PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1088 |
*-------|---------|-------|---------|-------------------- |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1089 |
* 1 | DC | 1 | DC | E1000_fc_full |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1090 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1091 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1092 |
if ((mii_nway_adv_reg & NWAY_AR_PAUSE) && |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1093 |
(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1094 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1095 |
* Now we need to check if the user selected Rx ONLY |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1096 |
* of pause frames. In this case, we had to advertise |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1097 |
* FULL flow control because we could not advertise Rx |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1098 |
* ONLY. Hence, we must now check to see if we need to |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1099 |
* turn OFF the TRANSMISSION of PAUSE frames. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1100 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1101 |
if (hw->fc.requested_mode == e1000_fc_full) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1102 |
hw->fc.current_mode = e1000_fc_full; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1103 |
hw_dbg(hw, "Flow Control = FULL.\r\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1104 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1105 |
hw->fc.current_mode = e1000_fc_rx_pause; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1106 |
hw_dbg(hw, "Flow Control = " |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1107 |
"RX PAUSE frames only.\r\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1108 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1109 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1110 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1111 |
* For receiving PAUSE frames ONLY. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1112 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1113 |
* LOCAL DEVICE | LINK PARTNER |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1114 |
* PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1115 |
*-------|---------|-------|---------|-------------------- |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1116 |
* 0 | 1 | 1 | 1 | e1000_fc_tx_pause |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1117 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1118 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1119 |
else if (!(mii_nway_adv_reg & NWAY_AR_PAUSE) && |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1120 |
(mii_nway_adv_reg & NWAY_AR_ASM_DIR) && |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1121 |
(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) && |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1122 |
(mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1123 |
hw->fc.current_mode = e1000_fc_tx_pause; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1124 |
hw_dbg(hw, "Flow Control = Tx PAUSE frames only.\r\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1125 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1126 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1127 |
* For transmitting PAUSE frames ONLY. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1128 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1129 |
* LOCAL DEVICE | LINK PARTNER |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1130 |
* PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1131 |
*-------|---------|-------|---------|-------------------- |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1132 |
* 1 | 1 | 0 | 1 | e1000_fc_rx_pause |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1133 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1134 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1135 |
else if ((mii_nway_adv_reg & NWAY_AR_PAUSE) && |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1136 |
(mii_nway_adv_reg & NWAY_AR_ASM_DIR) && |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1137 |
!(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) && |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1138 |
(mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1139 |
hw->fc.current_mode = e1000_fc_rx_pause; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1140 |
hw_dbg(hw, "Flow Control = Rx PAUSE frames only.\r\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1141 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1142 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1143 |
* Per the IEEE spec, at this point flow control |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1144 |
* should be disabled. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1145 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1146 |
hw->fc.current_mode = e1000_fc_none; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1147 |
hw_dbg(hw, "Flow Control = NONE.\r\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1148 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1149 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1150 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1151 |
* Now we need to do one last check... If we auto- |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1152 |
* negotiated to HALF DUPLEX, flow control should not be |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1153 |
* enabled per IEEE 802.3 spec. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1154 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1155 |
ret_val = mac->ops.get_link_up_info(hw, &speed, &duplex); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1156 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1157 |
hw_dbg(hw, "Error getting link speed and duplex\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1158 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1159 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1160 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1161 |
if (duplex == HALF_DUPLEX) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1162 |
hw->fc.current_mode = e1000_fc_none; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1163 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1164 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1165 |
* Now we call a subroutine to actually force the MAC |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1166 |
* controller to use the correct flow control settings. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1167 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1168 |
ret_val = e1000e_force_mac_fc(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1169 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1170 |
hw_dbg(hw, "Error forcing flow control settings\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1171 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1172 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1173 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1174 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1175 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1176 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1177 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1178 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1179 |
* e1000e_get_speed_and_duplex_copper - Retrieve current speed/duplex |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1180 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1181 |
* @speed: stores the current speed |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1182 |
* @duplex: stores the current duplex |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1183 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1184 |
* Read the status register for the current speed/duplex and store the current |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1185 |
* speed and duplex for copper connections. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1186 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1187 |
s32 e1000e_get_speed_and_duplex_copper(struct e1000_hw *hw, u16 *speed, u16 *duplex) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1188 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1189 |
u32 status; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1190 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1191 |
status = er32(STATUS); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1192 |
if (status & E1000_STATUS_SPEED_1000) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1193 |
*speed = SPEED_1000; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1194 |
hw_dbg(hw, "1000 Mbs, "); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1195 |
} else if (status & E1000_STATUS_SPEED_100) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1196 |
*speed = SPEED_100; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1197 |
hw_dbg(hw, "100 Mbs, "); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1198 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1199 |
*speed = SPEED_10; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1200 |
hw_dbg(hw, "10 Mbs, "); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1201 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1202 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1203 |
if (status & E1000_STATUS_FD) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1204 |
*duplex = FULL_DUPLEX; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1205 |
hw_dbg(hw, "Full Duplex\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1206 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1207 |
*duplex = HALF_DUPLEX; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1208 |
hw_dbg(hw, "Half Duplex\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1209 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1210 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1211 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1212 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1213 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1214 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1215 |
* e1000e_get_speed_and_duplex_fiber_serdes - Retrieve current speed/duplex |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1216 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1217 |
* @speed: stores the current speed |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1218 |
* @duplex: stores the current duplex |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1219 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1220 |
* Sets the speed and duplex to gigabit full duplex (the only possible option) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1221 |
* for fiber/serdes links. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1222 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1223 |
s32 e1000e_get_speed_and_duplex_fiber_serdes(struct e1000_hw *hw, u16 *speed, u16 *duplex) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1224 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1225 |
*speed = SPEED_1000; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1226 |
*duplex = FULL_DUPLEX; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1227 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1228 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1229 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1230 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1231 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1232 |
* e1000e_get_hw_semaphore - Acquire hardware semaphore |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1233 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1234 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1235 |
* Acquire the HW semaphore to access the PHY or NVM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1236 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1237 |
s32 e1000e_get_hw_semaphore(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1238 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1239 |
u32 swsm; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1240 |
s32 timeout = hw->nvm.word_size + 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1241 |
s32 i = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1242 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1243 |
/* Get the SW semaphore */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1244 |
while (i < timeout) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1245 |
swsm = er32(SWSM); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1246 |
if (!(swsm & E1000_SWSM_SMBI)) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1247 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1248 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1249 |
udelay(50); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1250 |
i++; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1251 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1252 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1253 |
if (i == timeout) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1254 |
hw_dbg(hw, "Driver can't access device - SMBI bit is set.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1255 |
return -E1000_ERR_NVM; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1256 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1257 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1258 |
/* Get the FW semaphore. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1259 |
for (i = 0; i < timeout; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1260 |
swsm = er32(SWSM); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1261 |
ew32(SWSM, swsm | E1000_SWSM_SWESMBI); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1262 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1263 |
/* Semaphore acquired if bit latched */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1264 |
if (er32(SWSM) & E1000_SWSM_SWESMBI) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1265 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1266 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1267 |
udelay(50); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1268 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1269 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1270 |
if (i == timeout) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1271 |
/* Release semaphores */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1272 |
e1000e_put_hw_semaphore(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1273 |
hw_dbg(hw, "Driver can't access the NVM\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1274 |
return -E1000_ERR_NVM; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1275 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1276 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1277 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1278 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1279 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1280 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1281 |
* e1000e_put_hw_semaphore - Release hardware semaphore |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1282 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1283 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1284 |
* Release hardware semaphore used to access the PHY or NVM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1285 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1286 |
void e1000e_put_hw_semaphore(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1287 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1288 |
u32 swsm; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1289 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1290 |
swsm = er32(SWSM); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1291 |
swsm &= ~(E1000_SWSM_SMBI | E1000_SWSM_SWESMBI); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1292 |
ew32(SWSM, swsm); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1293 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1294 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1295 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1296 |
* e1000e_get_auto_rd_done - Check for auto read completion |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1297 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1298 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1299 |
* Check EEPROM for Auto Read done bit. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1300 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1301 |
s32 e1000e_get_auto_rd_done(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1302 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1303 |
s32 i = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1304 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1305 |
while (i < AUTO_READ_DONE_TIMEOUT) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1306 |
if (er32(EECD) & E1000_EECD_AUTO_RD) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1307 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1308 |
msleep(1); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1309 |
i++; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1310 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1311 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1312 |
if (i == AUTO_READ_DONE_TIMEOUT) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1313 |
hw_dbg(hw, "Auto read by HW from NVM has not completed.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1314 |
return -E1000_ERR_RESET; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1315 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1316 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1317 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1318 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1319 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1320 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1321 |
* e1000e_valid_led_default - Verify a valid default LED config |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1322 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1323 |
* @data: pointer to the NVM (EEPROM) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1324 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1325 |
* Read the EEPROM for the current default LED configuration. If the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1326 |
* LED configuration is not valid, set to a valid LED configuration. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1327 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1328 |
s32 e1000e_valid_led_default(struct e1000_hw *hw, u16 *data) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1329 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1330 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1331 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1332 |
ret_val = e1000_read_nvm(hw, NVM_ID_LED_SETTINGS, 1, data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1333 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1334 |
hw_dbg(hw, "NVM Read Error\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1335 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1336 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1337 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1338 |
if (*data == ID_LED_RESERVED_0000 || *data == ID_LED_RESERVED_FFFF) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1339 |
*data = ID_LED_DEFAULT; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1340 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1341 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1342 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1343 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1344 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1345 |
* e1000e_id_led_init - |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1346 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1347 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1348 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1349 |
s32 e1000e_id_led_init(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1350 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1351 |
struct e1000_mac_info *mac = &hw->mac; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1352 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1353 |
const u32 ledctl_mask = 0x000000FF; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1354 |
const u32 ledctl_on = E1000_LEDCTL_MODE_LED_ON; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1355 |
const u32 ledctl_off = E1000_LEDCTL_MODE_LED_OFF; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1356 |
u16 data, i, temp; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1357 |
const u16 led_mask = 0x0F; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1358 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1359 |
ret_val = hw->nvm.ops.valid_led_default(hw, &data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1360 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1361 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1362 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1363 |
mac->ledctl_default = er32(LEDCTL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1364 |
mac->ledctl_mode1 = mac->ledctl_default; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1365 |
mac->ledctl_mode2 = mac->ledctl_default; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1366 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1367 |
for (i = 0; i < 4; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1368 |
temp = (data >> (i << 2)) & led_mask; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1369 |
switch (temp) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1370 |
case ID_LED_ON1_DEF2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1371 |
case ID_LED_ON1_ON2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1372 |
case ID_LED_ON1_OFF2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1373 |
mac->ledctl_mode1 &= ~(ledctl_mask << (i << 3)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1374 |
mac->ledctl_mode1 |= ledctl_on << (i << 3); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1375 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1376 |
case ID_LED_OFF1_DEF2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1377 |
case ID_LED_OFF1_ON2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1378 |
case ID_LED_OFF1_OFF2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1379 |
mac->ledctl_mode1 &= ~(ledctl_mask << (i << 3)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1380 |
mac->ledctl_mode1 |= ledctl_off << (i << 3); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1381 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1382 |
default: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1383 |
/* Do nothing */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1384 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1385 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1386 |
switch (temp) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1387 |
case ID_LED_DEF1_ON2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1388 |
case ID_LED_ON1_ON2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1389 |
case ID_LED_OFF1_ON2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1390 |
mac->ledctl_mode2 &= ~(ledctl_mask << (i << 3)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1391 |
mac->ledctl_mode2 |= ledctl_on << (i << 3); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1392 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1393 |
case ID_LED_DEF1_OFF2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1394 |
case ID_LED_ON1_OFF2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1395 |
case ID_LED_OFF1_OFF2: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1396 |
mac->ledctl_mode2 &= ~(ledctl_mask << (i << 3)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1397 |
mac->ledctl_mode2 |= ledctl_off << (i << 3); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1398 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1399 |
default: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1400 |
/* Do nothing */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1401 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1402 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1403 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1404 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1405 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1406 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1407 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1408 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1409 |
* e1000e_setup_led_generic - Configures SW controllable LED |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1410 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1411 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1412 |
* This prepares the SW controllable LED for use and saves the current state |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1413 |
* of the LED so it can be later restored. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1414 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1415 |
s32 e1000e_setup_led_generic(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1416 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1417 |
u32 ledctl; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1418 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1419 |
if (hw->mac.ops.setup_led != e1000e_setup_led_generic) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1420 |
return -E1000_ERR_CONFIG; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1421 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1422 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1423 |
if (hw->phy.media_type == e1000_media_type_fiber) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1424 |
ledctl = er32(LEDCTL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1425 |
hw->mac.ledctl_default = ledctl; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1426 |
/* Turn off LED0 */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1427 |
ledctl &= ~(E1000_LEDCTL_LED0_IVRT | |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1428 |
E1000_LEDCTL_LED0_BLINK | |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1429 |
E1000_LEDCTL_LED0_MODE_MASK); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1430 |
ledctl |= (E1000_LEDCTL_MODE_LED_OFF << |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1431 |
E1000_LEDCTL_LED0_MODE_SHIFT); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1432 |
ew32(LEDCTL, ledctl); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1433 |
} else if (hw->phy.media_type == e1000_media_type_copper) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1434 |
ew32(LEDCTL, hw->mac.ledctl_mode1); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1435 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1436 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1437 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1438 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1439 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1440 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1441 |
* e1000e_cleanup_led_generic - Set LED config to default operation |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1442 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1443 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1444 |
* Remove the current LED configuration and set the LED configuration |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1445 |
* to the default value, saved from the EEPROM. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1446 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1447 |
s32 e1000e_cleanup_led_generic(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1448 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1449 |
ew32(LEDCTL, hw->mac.ledctl_default); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1450 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1451 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1452 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1453 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1454 |
* e1000e_blink_led - Blink LED |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1455 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1456 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1457 |
* Blink the LEDs which are set to be on. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1458 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1459 |
s32 e1000e_blink_led(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1460 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1461 |
u32 ledctl_blink = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1462 |
u32 i; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1463 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1464 |
if (hw->phy.media_type == e1000_media_type_fiber) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1465 |
/* always blink LED0 for PCI-E fiber */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1466 |
ledctl_blink = E1000_LEDCTL_LED0_BLINK | |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1467 |
(E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED0_MODE_SHIFT); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1468 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1469 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1470 |
* set the blink bit for each LED that's "on" (0x0E) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1471 |
* in ledctl_mode2 |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1472 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1473 |
ledctl_blink = hw->mac.ledctl_mode2; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1474 |
for (i = 0; i < 4; i++) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1475 |
if (((hw->mac.ledctl_mode2 >> (i * 8)) & 0xFF) == |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1476 |
E1000_LEDCTL_MODE_LED_ON) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1477 |
ledctl_blink |= (E1000_LEDCTL_LED0_BLINK << |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1478 |
(i * 8)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1479 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1480 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1481 |
ew32(LEDCTL, ledctl_blink); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1482 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1483 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1484 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1485 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1486 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1487 |
* e1000e_led_on_generic - Turn LED on |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1488 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1489 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1490 |
* Turn LED on. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1491 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1492 |
s32 e1000e_led_on_generic(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1493 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1494 |
u32 ctrl; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1495 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1496 |
switch (hw->phy.media_type) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1497 |
case e1000_media_type_fiber: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1498 |
ctrl = er32(CTRL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1499 |
ctrl &= ~E1000_CTRL_SWDPIN0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1500 |
ctrl |= E1000_CTRL_SWDPIO0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1501 |
ew32(CTRL, ctrl); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1502 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1503 |
case e1000_media_type_copper: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1504 |
ew32(LEDCTL, hw->mac.ledctl_mode2); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1505 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1506 |
default: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1507 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1508 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1509 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1510 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1511 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1512 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1513 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1514 |
* e1000e_led_off_generic - Turn LED off |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1515 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1516 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1517 |
* Turn LED off. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1518 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1519 |
s32 e1000e_led_off_generic(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1520 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1521 |
u32 ctrl; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1522 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1523 |
switch (hw->phy.media_type) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1524 |
case e1000_media_type_fiber: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1525 |
ctrl = er32(CTRL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1526 |
ctrl |= E1000_CTRL_SWDPIN0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1527 |
ctrl |= E1000_CTRL_SWDPIO0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1528 |
ew32(CTRL, ctrl); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1529 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1530 |
case e1000_media_type_copper: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1531 |
ew32(LEDCTL, hw->mac.ledctl_mode1); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1532 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1533 |
default: |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1534 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1535 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1536 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1537 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1538 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1539 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1540 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1541 |
* e1000e_set_pcie_no_snoop - Set PCI-express capabilities |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1542 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1543 |
* @no_snoop: bitmap of snoop events |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1544 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1545 |
* Set the PCI-express register to snoop for events enabled in 'no_snoop'. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1546 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1547 |
void e1000e_set_pcie_no_snoop(struct e1000_hw *hw, u32 no_snoop) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1548 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1549 |
u32 gcr; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1550 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1551 |
if (no_snoop) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1552 |
gcr = er32(GCR); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1553 |
gcr &= ~(PCIE_NO_SNOOP_ALL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1554 |
gcr |= no_snoop; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1555 |
ew32(GCR, gcr); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1556 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1557 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1558 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1559 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1560 |
* e1000e_disable_pcie_master - Disables PCI-express master access |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1561 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1562 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1563 |
* Returns 0 if successful, else returns -10 |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1564 |
* (-E1000_ERR_MASTER_REQUESTS_PENDING) if master disable bit has not caused |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1565 |
* the master requests to be disabled. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1566 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1567 |
* Disables PCI-Express master access and verifies there are no pending |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1568 |
* requests. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1569 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1570 |
s32 e1000e_disable_pcie_master(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1571 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1572 |
u32 ctrl; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1573 |
s32 timeout = MASTER_DISABLE_TIMEOUT; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1574 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1575 |
ctrl = er32(CTRL); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1576 |
ctrl |= E1000_CTRL_GIO_MASTER_DISABLE; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1577 |
ew32(CTRL, ctrl); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1578 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1579 |
while (timeout) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1580 |
if (!(er32(STATUS) & |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1581 |
E1000_STATUS_GIO_MASTER_ENABLE)) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1582 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1583 |
udelay(100); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1584 |
timeout--; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1585 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1586 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1587 |
if (!timeout) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1588 |
hw_dbg(hw, "Master requests are pending.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1589 |
return -E1000_ERR_MASTER_REQUESTS_PENDING; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1590 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1591 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1592 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1593 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1594 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1595 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1596 |
* e1000e_reset_adaptive - Reset Adaptive Interframe Spacing |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1597 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1598 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1599 |
* Reset the Adaptive Interframe Spacing throttle to default values. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1600 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1601 |
void e1000e_reset_adaptive(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1602 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1603 |
struct e1000_mac_info *mac = &hw->mac; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1604 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1605 |
mac->current_ifs_val = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1606 |
mac->ifs_min_val = IFS_MIN; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1607 |
mac->ifs_max_val = IFS_MAX; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1608 |
mac->ifs_step_size = IFS_STEP; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1609 |
mac->ifs_ratio = IFS_RATIO; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1610 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1611 |
mac->in_ifs_mode = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1612 |
ew32(AIT, 0); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1613 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1614 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1615 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1616 |
* e1000e_update_adaptive - Update Adaptive Interframe Spacing |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1617 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1618 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1619 |
* Update the Adaptive Interframe Spacing Throttle value based on the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1620 |
* time between transmitted packets and time between collisions. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1621 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1622 |
void e1000e_update_adaptive(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1623 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1624 |
struct e1000_mac_info *mac = &hw->mac; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1625 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1626 |
if ((mac->collision_delta * mac->ifs_ratio) > mac->tx_packet_delta) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1627 |
if (mac->tx_packet_delta > MIN_NUM_XMITS) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1628 |
mac->in_ifs_mode = 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1629 |
if (mac->current_ifs_val < mac->ifs_max_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1630 |
if (!mac->current_ifs_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1631 |
mac->current_ifs_val = mac->ifs_min_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1632 |
else |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1633 |
mac->current_ifs_val += |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1634 |
mac->ifs_step_size; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1635 |
ew32(AIT, mac->current_ifs_val); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1636 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1637 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1638 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1639 |
if (mac->in_ifs_mode && |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1640 |
(mac->tx_packet_delta <= MIN_NUM_XMITS)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1641 |
mac->current_ifs_val = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1642 |
mac->in_ifs_mode = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1643 |
ew32(AIT, 0); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1644 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1645 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1646 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1647 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1648 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1649 |
* e1000_raise_eec_clk - Raise EEPROM clock |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1650 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1651 |
* @eecd: pointer to the EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1652 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1653 |
* Enable/Raise the EEPROM clock bit. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1654 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1655 |
static void e1000_raise_eec_clk(struct e1000_hw *hw, u32 *eecd) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1656 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1657 |
*eecd = *eecd | E1000_EECD_SK; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1658 |
ew32(EECD, *eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1659 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1660 |
udelay(hw->nvm.delay_usec); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1661 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1662 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1663 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1664 |
* e1000_lower_eec_clk - Lower EEPROM clock |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1665 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1666 |
* @eecd: pointer to the EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1667 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1668 |
* Clear/Lower the EEPROM clock bit. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1669 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1670 |
static void e1000_lower_eec_clk(struct e1000_hw *hw, u32 *eecd) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1671 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1672 |
*eecd = *eecd & ~E1000_EECD_SK; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1673 |
ew32(EECD, *eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1674 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1675 |
udelay(hw->nvm.delay_usec); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1676 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1677 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1678 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1679 |
* e1000_shift_out_eec_bits - Shift data bits our to the EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1680 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1681 |
* @data: data to send to the EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1682 |
* @count: number of bits to shift out |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1683 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1684 |
* We need to shift 'count' bits out to the EEPROM. So, the value in the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1685 |
* "data" parameter will be shifted out to the EEPROM one bit at a time. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1686 |
* In order to do this, "data" must be broken down into bits. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1687 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1688 |
static void e1000_shift_out_eec_bits(struct e1000_hw *hw, u16 data, u16 count) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1689 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1690 |
struct e1000_nvm_info *nvm = &hw->nvm; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1691 |
u32 eecd = er32(EECD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1692 |
u32 mask; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1693 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1694 |
mask = 0x01 << (count - 1); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1695 |
if (nvm->type == e1000_nvm_eeprom_spi) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1696 |
eecd |= E1000_EECD_DO; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1697 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1698 |
do { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1699 |
eecd &= ~E1000_EECD_DI; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1700 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1701 |
if (data & mask) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1702 |
eecd |= E1000_EECD_DI; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1703 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1704 |
ew32(EECD, eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1705 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1706 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1707 |
udelay(nvm->delay_usec); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1708 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1709 |
e1000_raise_eec_clk(hw, &eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1710 |
e1000_lower_eec_clk(hw, &eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1711 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1712 |
mask >>= 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1713 |
} while (mask); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1714 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1715 |
eecd &= ~E1000_EECD_DI; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1716 |
ew32(EECD, eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1717 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1718 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1719 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1720 |
* e1000_shift_in_eec_bits - Shift data bits in from the EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1721 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1722 |
* @count: number of bits to shift in |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1723 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1724 |
* In order to read a register from the EEPROM, we need to shift 'count' bits |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1725 |
* in from the EEPROM. Bits are "shifted in" by raising the clock input to |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1726 |
* the EEPROM (setting the SK bit), and then reading the value of the data out |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1727 |
* "DO" bit. During this "shifting in" process the data in "DI" bit should |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1728 |
* always be clear. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1729 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1730 |
static u16 e1000_shift_in_eec_bits(struct e1000_hw *hw, u16 count) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1731 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1732 |
u32 eecd; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1733 |
u32 i; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1734 |
u16 data; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1735 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1736 |
eecd = er32(EECD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1737 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1738 |
eecd &= ~(E1000_EECD_DO | E1000_EECD_DI); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1739 |
data = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1740 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1741 |
for (i = 0; i < count; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1742 |
data <<= 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1743 |
e1000_raise_eec_clk(hw, &eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1744 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1745 |
eecd = er32(EECD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1746 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1747 |
eecd &= ~E1000_EECD_DI; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1748 |
if (eecd & E1000_EECD_DO) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1749 |
data |= 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1750 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1751 |
e1000_lower_eec_clk(hw, &eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1752 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1753 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1754 |
return data; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1755 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1756 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1757 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1758 |
* e1000e_poll_eerd_eewr_done - Poll for EEPROM read/write completion |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1759 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1760 |
* @ee_reg: EEPROM flag for polling |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1761 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1762 |
* Polls the EEPROM status bit for either read or write completion based |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1763 |
* upon the value of 'ee_reg'. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1764 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1765 |
s32 e1000e_poll_eerd_eewr_done(struct e1000_hw *hw, int ee_reg) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1766 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1767 |
u32 attempts = 100000; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1768 |
u32 i, reg = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1769 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1770 |
for (i = 0; i < attempts; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1771 |
if (ee_reg == E1000_NVM_POLL_READ) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1772 |
reg = er32(EERD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1773 |
else |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1774 |
reg = er32(EEWR); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1775 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1776 |
if (reg & E1000_NVM_RW_REG_DONE) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1777 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1778 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1779 |
udelay(5); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1780 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1781 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1782 |
return -E1000_ERR_NVM; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1783 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1784 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1785 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1786 |
* e1000e_acquire_nvm - Generic request for access to EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1787 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1788 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1789 |
* Set the EEPROM access request bit and wait for EEPROM access grant bit. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1790 |
* Return successful if access grant bit set, else clear the request for |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1791 |
* EEPROM access and return -E1000_ERR_NVM (-1). |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1792 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1793 |
s32 e1000e_acquire_nvm(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1794 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1795 |
u32 eecd = er32(EECD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1796 |
s32 timeout = E1000_NVM_GRANT_ATTEMPTS; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1797 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1798 |
ew32(EECD, eecd | E1000_EECD_REQ); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1799 |
eecd = er32(EECD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1800 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1801 |
while (timeout) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1802 |
if (eecd & E1000_EECD_GNT) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1803 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1804 |
udelay(5); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1805 |
eecd = er32(EECD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1806 |
timeout--; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1807 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1808 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1809 |
if (!timeout) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1810 |
eecd &= ~E1000_EECD_REQ; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1811 |
ew32(EECD, eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1812 |
hw_dbg(hw, "Could not acquire NVM grant\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1813 |
return -E1000_ERR_NVM; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1814 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1815 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1816 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1817 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1818 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1819 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1820 |
* e1000_standby_nvm - Return EEPROM to standby state |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1821 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1822 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1823 |
* Return the EEPROM to a standby state. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1824 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1825 |
static void e1000_standby_nvm(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1826 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1827 |
struct e1000_nvm_info *nvm = &hw->nvm; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1828 |
u32 eecd = er32(EECD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1829 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1830 |
if (nvm->type == e1000_nvm_eeprom_spi) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1831 |
/* Toggle CS to flush commands */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1832 |
eecd |= E1000_EECD_CS; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1833 |
ew32(EECD, eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1834 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1835 |
udelay(nvm->delay_usec); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1836 |
eecd &= ~E1000_EECD_CS; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1837 |
ew32(EECD, eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1838 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1839 |
udelay(nvm->delay_usec); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1840 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1841 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1842 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1843 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1844 |
* e1000_stop_nvm - Terminate EEPROM command |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1845 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1846 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1847 |
* Terminates the current command by inverting the EEPROM's chip select pin. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1848 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1849 |
static void e1000_stop_nvm(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1850 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1851 |
u32 eecd; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1852 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1853 |
eecd = er32(EECD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1854 |
if (hw->nvm.type == e1000_nvm_eeprom_spi) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1855 |
/* Pull CS high */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1856 |
eecd |= E1000_EECD_CS; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1857 |
e1000_lower_eec_clk(hw, &eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1858 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1859 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1860 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1861 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1862 |
* e1000e_release_nvm - Release exclusive access to EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1863 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1864 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1865 |
* Stop any current commands to the EEPROM and clear the EEPROM request bit. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1866 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1867 |
void e1000e_release_nvm(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1868 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1869 |
u32 eecd; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1870 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1871 |
e1000_stop_nvm(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1872 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1873 |
eecd = er32(EECD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1874 |
eecd &= ~E1000_EECD_REQ; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1875 |
ew32(EECD, eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1876 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1877 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1878 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1879 |
* e1000_ready_nvm_eeprom - Prepares EEPROM for read/write |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1880 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1881 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1882 |
* Setups the EEPROM for reading and writing. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1883 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1884 |
static s32 e1000_ready_nvm_eeprom(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1885 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1886 |
struct e1000_nvm_info *nvm = &hw->nvm; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1887 |
u32 eecd = er32(EECD); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1888 |
u16 timeout = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1889 |
u8 spi_stat_reg; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1890 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1891 |
if (nvm->type == e1000_nvm_eeprom_spi) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1892 |
/* Clear SK and CS */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1893 |
eecd &= ~(E1000_EECD_CS | E1000_EECD_SK); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1894 |
ew32(EECD, eecd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1895 |
udelay(1); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1896 |
timeout = NVM_MAX_RETRY_SPI; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1897 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1898 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1899 |
* Read "Status Register" repeatedly until the LSB is cleared. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1900 |
* The EEPROM will signal that the command has been completed |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1901 |
* by clearing bit 0 of the internal status register. If it's |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1902 |
* not cleared within 'timeout', then error out. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1903 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1904 |
while (timeout) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1905 |
e1000_shift_out_eec_bits(hw, NVM_RDSR_OPCODE_SPI, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1906 |
hw->nvm.opcode_bits); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1907 |
spi_stat_reg = (u8)e1000_shift_in_eec_bits(hw, 8); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1908 |
if (!(spi_stat_reg & NVM_STATUS_RDY_SPI)) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1909 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1910 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1911 |
udelay(5); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1912 |
e1000_standby_nvm(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1913 |
timeout--; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1914 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1915 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1916 |
if (!timeout) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1917 |
hw_dbg(hw, "SPI NVM Status error\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1918 |
return -E1000_ERR_NVM; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1919 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1920 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1921 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1922 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1923 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1924 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1925 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1926 |
* e1000e_read_nvm_eerd - Reads EEPROM using EERD register |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1927 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1928 |
* @offset: offset of word in the EEPROM to read |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1929 |
* @words: number of words to read |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1930 |
* @data: word read from the EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1931 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1932 |
* Reads a 16 bit word from the EEPROM using the EERD register. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1933 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1934 |
s32 e1000e_read_nvm_eerd(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1935 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1936 |
struct e1000_nvm_info *nvm = &hw->nvm; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1937 |
u32 i, eerd = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1938 |
s32 ret_val = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1939 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1940 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1941 |
* A check for invalid values: offset too large, too many words, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1942 |
* too many words for the offset, and not enough words. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1943 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1944 |
if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) || |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1945 |
(words == 0)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1946 |
hw_dbg(hw, "nvm parameter(s) out of bounds\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1947 |
return -E1000_ERR_NVM; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1948 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1949 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1950 |
for (i = 0; i < words; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1951 |
eerd = ((offset+i) << E1000_NVM_RW_ADDR_SHIFT) + |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1952 |
E1000_NVM_RW_REG_START; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1953 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1954 |
ew32(EERD, eerd); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1955 |
ret_val = e1000e_poll_eerd_eewr_done(hw, E1000_NVM_POLL_READ); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1956 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1957 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1958 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1959 |
data[i] = (er32(EERD) >> E1000_NVM_RW_REG_DATA); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1960 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1961 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1962 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1963 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1964 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1965 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1966 |
* e1000e_write_nvm_spi - Write to EEPROM using SPI |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1967 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1968 |
* @offset: offset within the EEPROM to be written to |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1969 |
* @words: number of words to write |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1970 |
* @data: 16 bit word(s) to be written to the EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1971 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1972 |
* Writes data to EEPROM at offset using SPI interface. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1973 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1974 |
* If e1000e_update_nvm_checksum is not called after this function , the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1975 |
* EEPROM will most likely contain an invalid checksum. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1976 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1977 |
s32 e1000e_write_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1978 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1979 |
struct e1000_nvm_info *nvm = &hw->nvm; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1980 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1981 |
u16 widx = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1982 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1983 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1984 |
* A check for invalid values: offset too large, too many words, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1985 |
* and not enough words. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1986 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1987 |
if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) || |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1988 |
(words == 0)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1989 |
hw_dbg(hw, "nvm parameter(s) out of bounds\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1990 |
return -E1000_ERR_NVM; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1991 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1992 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1993 |
ret_val = nvm->ops.acquire_nvm(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1994 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1995 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1996 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1997 |
msleep(10); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1998 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
1999 |
while (widx < words) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2000 |
u8 write_opcode = NVM_WRITE_OPCODE_SPI; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2001 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2002 |
ret_val = e1000_ready_nvm_eeprom(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2003 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2004 |
nvm->ops.release_nvm(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2005 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2006 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2007 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2008 |
e1000_standby_nvm(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2009 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2010 |
/* Send the WRITE ENABLE command (8 bit opcode) */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2011 |
e1000_shift_out_eec_bits(hw, NVM_WREN_OPCODE_SPI, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2012 |
nvm->opcode_bits); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2013 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2014 |
e1000_standby_nvm(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2015 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2016 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2017 |
* Some SPI eeproms use the 8th address bit embedded in the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2018 |
* opcode |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2019 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2020 |
if ((nvm->address_bits == 8) && (offset >= 128)) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2021 |
write_opcode |= NVM_A8_OPCODE_SPI; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2022 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2023 |
/* Send the Write command (8-bit opcode + addr) */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2024 |
e1000_shift_out_eec_bits(hw, write_opcode, nvm->opcode_bits); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2025 |
e1000_shift_out_eec_bits(hw, (u16)((offset + widx) * 2), |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2026 |
nvm->address_bits); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2027 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2028 |
/* Loop to allow for up to whole page write of eeprom */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2029 |
while (widx < words) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2030 |
u16 word_out = data[widx]; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2031 |
word_out = (word_out >> 8) | (word_out << 8); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2032 |
e1000_shift_out_eec_bits(hw, word_out, 16); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2033 |
widx++; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2034 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2035 |
if ((((offset + widx) * 2) % nvm->page_size) == 0) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2036 |
e1000_standby_nvm(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2037 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2038 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2039 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2040 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2041 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2042 |
msleep(10); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2043 |
nvm->ops.release_nvm(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2044 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2045 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2046 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2047 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2048 |
* e1000e_read_mac_addr - Read device MAC address |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2049 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2050 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2051 |
* Reads the device MAC address from the EEPROM and stores the value. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2052 |
* Since devices with two ports use the same EEPROM, we increment the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2053 |
* last bit in the MAC address for the second port. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2054 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2055 |
s32 e1000e_read_mac_addr(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2056 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2057 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2058 |
u16 offset, nvm_data, i; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2059 |
u16 mac_addr_offset = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2060 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2061 |
if (hw->mac.type == e1000_82571) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2062 |
/* Check for an alternate MAC address. An alternate MAC |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2063 |
* address can be setup by pre-boot software and must be |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2064 |
* treated like a permanent address and must override the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2065 |
* actual permanent MAC address.*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2066 |
ret_val = e1000_read_nvm(hw, NVM_ALT_MAC_ADDR_PTR, 1, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2067 |
&mac_addr_offset); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2068 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2069 |
hw_dbg(hw, "NVM Read Error\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2070 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2071 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2072 |
if (mac_addr_offset == 0xFFFF) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2073 |
mac_addr_offset = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2074 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2075 |
if (mac_addr_offset) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2076 |
if (hw->bus.func == E1000_FUNC_1) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2077 |
mac_addr_offset += ETH_ALEN/sizeof(u16); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2078 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2079 |
/* make sure we have a valid mac address here |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2080 |
* before using it */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2081 |
ret_val = e1000_read_nvm(hw, mac_addr_offset, 1, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2082 |
&nvm_data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2083 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2084 |
hw_dbg(hw, "NVM Read Error\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2085 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2086 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2087 |
if (nvm_data & 0x0001) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2088 |
mac_addr_offset = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2089 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2090 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2091 |
if (mac_addr_offset) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2092 |
hw->dev_spec.e82571.alt_mac_addr_is_present = 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2093 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2094 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2095 |
for (i = 0; i < ETH_ALEN; i += 2) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2096 |
offset = mac_addr_offset + (i >> 1); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2097 |
ret_val = e1000_read_nvm(hw, offset, 1, &nvm_data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2098 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2099 |
hw_dbg(hw, "NVM Read Error\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2100 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2101 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2102 |
hw->mac.perm_addr[i] = (u8)(nvm_data & 0xFF); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2103 |
hw->mac.perm_addr[i+1] = (u8)(nvm_data >> 8); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2104 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2105 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2106 |
/* Flip last bit of mac address if we're on second port */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2107 |
if (!mac_addr_offset && hw->bus.func == E1000_FUNC_1) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2108 |
hw->mac.perm_addr[5] ^= 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2109 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2110 |
for (i = 0; i < ETH_ALEN; i++) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2111 |
hw->mac.addr[i] = hw->mac.perm_addr[i]; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2112 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2113 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2114 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2115 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2116 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2117 |
* e1000e_validate_nvm_checksum_generic - Validate EEPROM checksum |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2118 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2119 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2120 |
* Calculates the EEPROM checksum by reading/adding each word of the EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2121 |
* and then verifies that the sum of the EEPROM is equal to 0xBABA. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2122 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2123 |
s32 e1000e_validate_nvm_checksum_generic(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2124 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2125 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2126 |
u16 checksum = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2127 |
u16 i, nvm_data; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2128 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2129 |
for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2130 |
ret_val = e1000_read_nvm(hw, i, 1, &nvm_data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2131 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2132 |
hw_dbg(hw, "NVM Read Error\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2133 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2134 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2135 |
checksum += nvm_data; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2136 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2137 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2138 |
if (checksum != (u16) NVM_SUM) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2139 |
hw_dbg(hw, "NVM Checksum Invalid\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2140 |
return -E1000_ERR_NVM; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2141 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2142 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2143 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2144 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2145 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2146 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2147 |
* e1000e_update_nvm_checksum_generic - Update EEPROM checksum |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2148 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2149 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2150 |
* Updates the EEPROM checksum by reading/adding each word of the EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2151 |
* up to the checksum. Then calculates the EEPROM checksum and writes the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2152 |
* value to the EEPROM. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2153 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2154 |
s32 e1000e_update_nvm_checksum_generic(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2155 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2156 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2157 |
u16 checksum = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2158 |
u16 i, nvm_data; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2159 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2160 |
for (i = 0; i < NVM_CHECKSUM_REG; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2161 |
ret_val = e1000_read_nvm(hw, i, 1, &nvm_data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2162 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2163 |
hw_dbg(hw, "NVM Read Error while updating checksum.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2164 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2165 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2166 |
checksum += nvm_data; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2167 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2168 |
checksum = (u16) NVM_SUM - checksum; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2169 |
ret_val = e1000_write_nvm(hw, NVM_CHECKSUM_REG, 1, &checksum); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2170 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2171 |
hw_dbg(hw, "NVM Write Error while updating checksum.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2172 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2173 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2174 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2175 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2176 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2177 |
* e1000e_reload_nvm - Reloads EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2178 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2179 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2180 |
* Reloads the EEPROM by setting the "Reinitialize from EEPROM" bit in the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2181 |
* extended control register. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2182 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2183 |
void e1000e_reload_nvm(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2184 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2185 |
u32 ctrl_ext; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2186 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2187 |
udelay(10); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2188 |
ctrl_ext = er32(CTRL_EXT); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2189 |
ctrl_ext |= E1000_CTRL_EXT_EE_RST; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2190 |
ew32(CTRL_EXT, ctrl_ext); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2191 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2192 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2193 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2194 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2195 |
* e1000_calculate_checksum - Calculate checksum for buffer |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2196 |
* @buffer: pointer to EEPROM |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2197 |
* @length: size of EEPROM to calculate a checksum for |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2198 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2199 |
* Calculates the checksum for some buffer on a specified length. The |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2200 |
* checksum calculated is returned. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2201 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2202 |
static u8 e1000_calculate_checksum(u8 *buffer, u32 length) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2203 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2204 |
u32 i; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2205 |
u8 sum = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2206 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2207 |
if (!buffer) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2208 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2209 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2210 |
for (i = 0; i < length; i++) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2211 |
sum += buffer[i]; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2212 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2213 |
return (u8) (0 - sum); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2214 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2215 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2216 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2217 |
* e1000_mng_enable_host_if - Checks host interface is enabled |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2218 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2219 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2220 |
* Returns E1000_success upon success, else E1000_ERR_HOST_INTERFACE_COMMAND |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2221 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2222 |
* This function checks whether the HOST IF is enabled for command operation |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2223 |
* and also checks whether the previous command is completed. It busy waits |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2224 |
* in case of previous command is not completed. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2225 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2226 |
static s32 e1000_mng_enable_host_if(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2227 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2228 |
u32 hicr; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2229 |
u8 i; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2230 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2231 |
/* Check that the host interface is enabled. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2232 |
hicr = er32(HICR); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2233 |
if ((hicr & E1000_HICR_EN) == 0) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2234 |
hw_dbg(hw, "E1000_HOST_EN bit disabled.\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2235 |
return -E1000_ERR_HOST_INTERFACE_COMMAND; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2236 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2237 |
/* check the previous command is completed */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2238 |
for (i = 0; i < E1000_MNG_DHCP_COMMAND_TIMEOUT; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2239 |
hicr = er32(HICR); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2240 |
if (!(hicr & E1000_HICR_C)) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2241 |
break; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2242 |
mdelay(1); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2243 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2244 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2245 |
if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2246 |
hw_dbg(hw, "Previous command timeout failed .\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2247 |
return -E1000_ERR_HOST_INTERFACE_COMMAND; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2248 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2249 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2250 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2251 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2252 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2253 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2254 |
* e1000e_check_mng_mode_generic - check management mode |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2255 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2256 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2257 |
* Reads the firmware semaphore register and returns true (>0) if |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2258 |
* manageability is enabled, else false (0). |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2259 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2260 |
bool e1000e_check_mng_mode_generic(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2261 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2262 |
u32 fwsm = er32(FWSM); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2263 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2264 |
return (fwsm & E1000_FWSM_MODE_MASK) == |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2265 |
(E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2266 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2267 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2268 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2269 |
* e1000e_enable_tx_pkt_filtering - Enable packet filtering on Tx |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2270 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2271 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2272 |
* Enables packet filtering on transmit packets if manageability is enabled |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2273 |
* and host interface is enabled. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2274 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2275 |
bool e1000e_enable_tx_pkt_filtering(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2276 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2277 |
struct e1000_host_mng_dhcp_cookie *hdr = &hw->mng_cookie; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2278 |
u32 *buffer = (u32 *)&hw->mng_cookie; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2279 |
u32 offset; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2280 |
s32 ret_val, hdr_csum, csum; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2281 |
u8 i, len; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2282 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2283 |
/* No manageability, no filtering */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2284 |
if (!e1000e_check_mng_mode(hw)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2285 |
hw->mac.tx_pkt_filtering = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2286 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2287 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2288 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2289 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2290 |
* If we can't read from the host interface for whatever |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2291 |
* reason, disable filtering. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2292 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2293 |
ret_val = e1000_mng_enable_host_if(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2294 |
if (ret_val != 0) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2295 |
hw->mac.tx_pkt_filtering = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2296 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2297 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2298 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2299 |
/* Read in the header. Length and offset are in dwords. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2300 |
len = E1000_MNG_DHCP_COOKIE_LENGTH >> 2; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2301 |
offset = E1000_MNG_DHCP_COOKIE_OFFSET >> 2; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2302 |
for (i = 0; i < len; i++) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2303 |
*(buffer + i) = E1000_READ_REG_ARRAY(hw, E1000_HOST_IF, offset + i); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2304 |
hdr_csum = hdr->checksum; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2305 |
hdr->checksum = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2306 |
csum = e1000_calculate_checksum((u8 *)hdr, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2307 |
E1000_MNG_DHCP_COOKIE_LENGTH); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2308 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2309 |
* If either the checksums or signature don't match, then |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2310 |
* the cookie area isn't considered valid, in which case we |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2311 |
* take the safe route of assuming Tx filtering is enabled. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2312 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2313 |
if ((hdr_csum != csum) || (hdr->signature != E1000_IAMT_SIGNATURE)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2314 |
hw->mac.tx_pkt_filtering = 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2315 |
return 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2316 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2317 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2318 |
/* Cookie area is valid, make the final check for filtering. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2319 |
if (!(hdr->status & E1000_MNG_DHCP_COOKIE_STATUS_PARSING)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2320 |
hw->mac.tx_pkt_filtering = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2321 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2322 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2323 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2324 |
hw->mac.tx_pkt_filtering = 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2325 |
return 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2326 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2327 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2328 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2329 |
* e1000_mng_write_cmd_header - Writes manageability command header |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2330 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2331 |
* @hdr: pointer to the host interface command header |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2332 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2333 |
* Writes the command header after does the checksum calculation. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2334 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2335 |
static s32 e1000_mng_write_cmd_header(struct e1000_hw *hw, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2336 |
struct e1000_host_mng_command_header *hdr) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2337 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2338 |
u16 i, length = sizeof(struct e1000_host_mng_command_header); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2339 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2340 |
/* Write the whole command header structure with new checksum. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2341 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2342 |
hdr->checksum = e1000_calculate_checksum((u8 *)hdr, length); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2343 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2344 |
length >>= 2; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2345 |
/* Write the relevant command block into the ram area. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2346 |
for (i = 0; i < length; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2347 |
E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, i, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2348 |
*((u32 *) hdr + i)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2349 |
e1e_flush(); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2350 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2351 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2352 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2353 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2354 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2355 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2356 |
* e1000_mng_host_if_write - Writes to the manageability host interface |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2357 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2358 |
* @buffer: pointer to the host interface buffer |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2359 |
* @length: size of the buffer |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2360 |
* @offset: location in the buffer to write to |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2361 |
* @sum: sum of the data (not checksum) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2362 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2363 |
* This function writes the buffer content at the offset given on the host if. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2364 |
* It also does alignment considerations to do the writes in most efficient |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2365 |
* way. Also fills up the sum of the buffer in *buffer parameter. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2366 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2367 |
static s32 e1000_mng_host_if_write(struct e1000_hw *hw, u8 *buffer, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2368 |
u16 length, u16 offset, u8 *sum) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2369 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2370 |
u8 *tmp; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2371 |
u8 *bufptr = buffer; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2372 |
u32 data = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2373 |
u16 remaining, i, j, prev_bytes; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2374 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2375 |
/* sum = only sum of the data and it is not checksum */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2376 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2377 |
if (length == 0 || offset + length > E1000_HI_MAX_MNG_DATA_LENGTH) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2378 |
return -E1000_ERR_PARAM; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2379 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2380 |
tmp = (u8 *)&data; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2381 |
prev_bytes = offset & 0x3; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2382 |
offset >>= 2; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2383 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2384 |
if (prev_bytes) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2385 |
data = E1000_READ_REG_ARRAY(hw, E1000_HOST_IF, offset); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2386 |
for (j = prev_bytes; j < sizeof(u32); j++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2387 |
*(tmp + j) = *bufptr++; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2388 |
*sum += *(tmp + j); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2389 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2390 |
E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, offset, data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2391 |
length -= j - prev_bytes; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2392 |
offset++; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2393 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2394 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2395 |
remaining = length & 0x3; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2396 |
length -= remaining; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2397 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2398 |
/* Calculate length in DWORDs */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2399 |
length >>= 2; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2400 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2401 |
/* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2402 |
* The device driver writes the relevant command block into the |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2403 |
* ram area. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2404 |
*/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2405 |
for (i = 0; i < length; i++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2406 |
for (j = 0; j < sizeof(u32); j++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2407 |
*(tmp + j) = *bufptr++; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2408 |
*sum += *(tmp + j); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2409 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2410 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2411 |
E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, offset + i, data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2412 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2413 |
if (remaining) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2414 |
for (j = 0; j < sizeof(u32); j++) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2415 |
if (j < remaining) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2416 |
*(tmp + j) = *bufptr++; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2417 |
else |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2418 |
*(tmp + j) = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2419 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2420 |
*sum += *(tmp + j); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2421 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2422 |
E1000_WRITE_REG_ARRAY(hw, E1000_HOST_IF, offset + i, data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2423 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2424 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2425 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2426 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2427 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2428 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2429 |
* e1000e_mng_write_dhcp_info - Writes DHCP info to host interface |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2430 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2431 |
* @buffer: pointer to the host interface |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2432 |
* @length: size of the buffer |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2433 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2434 |
* Writes the DHCP information to the host interface. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2435 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2436 |
s32 e1000e_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2437 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2438 |
struct e1000_host_mng_command_header hdr; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2439 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2440 |
u32 hicr; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2441 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2442 |
hdr.command_id = E1000_MNG_DHCP_TX_PAYLOAD_CMD; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2443 |
hdr.command_length = length; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2444 |
hdr.reserved1 = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2445 |
hdr.reserved2 = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2446 |
hdr.checksum = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2447 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2448 |
/* Enable the host interface */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2449 |
ret_val = e1000_mng_enable_host_if(hw); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2450 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2451 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2452 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2453 |
/* Populate the host interface with the contents of "buffer". */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2454 |
ret_val = e1000_mng_host_if_write(hw, buffer, length, |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2455 |
sizeof(hdr), &(hdr.checksum)); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2456 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2457 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2458 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2459 |
/* Write the manageability command header */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2460 |
ret_val = e1000_mng_write_cmd_header(hw, &hdr); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2461 |
if (ret_val) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2462 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2463 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2464 |
/* Tell the ARC a new command is pending. */ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2465 |
hicr = er32(HICR); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2466 |
ew32(HICR, hicr | E1000_HICR_C); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2467 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2468 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2469 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2470 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2471 |
/** |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2472 |
* e1000e_enable_mng_pass_thru - Enable processing of ARP's |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2473 |
* @hw: pointer to the HW structure |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2474 |
* |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2475 |
* Verifies the hardware needs to allow ARPs to be processed by the host. |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2476 |
**/ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2477 |
bool e1000e_enable_mng_pass_thru(struct e1000_hw *hw) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2478 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2479 |
u32 manc; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2480 |
u32 fwsm, factps; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2481 |
bool ret_val = 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2482 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2483 |
manc = er32(MANC); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2484 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2485 |
if (!(manc & E1000_MANC_RCV_TCO_EN) || |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2486 |
!(manc & E1000_MANC_EN_MAC_ADDR_FILTER)) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2487 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2488 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2489 |
if (hw->mac.arc_subsystem_valid) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2490 |
fwsm = er32(FWSM); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2491 |
factps = er32(FACTPS); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2492 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2493 |
if (!(factps & E1000_FACTPS_MNGCG) && |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2494 |
((fwsm & E1000_FWSM_MODE_MASK) == |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2495 |
(e1000_mng_mode_pt << E1000_FWSM_MODE_SHIFT))) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2496 |
ret_val = 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2497 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2498 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2499 |
} else { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2500 |
if ((manc & E1000_MANC_SMBUS_EN) && |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2501 |
!(manc & E1000_MANC_ASF_EN)) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2502 |
ret_val = 1; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2503 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2504 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2505 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2506 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2507 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2508 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2509 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2510 |
s32 e1000e_read_pba_num(struct e1000_hw *hw, u32 *pba_num) |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2511 |
{ |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2512 |
s32 ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2513 |
u16 nvm_data; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2514 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2515 |
ret_val = e1000_read_nvm(hw, NVM_PBA_OFFSET_0, 1, &nvm_data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2516 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2517 |
hw_dbg(hw, "NVM Read Error\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2518 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2519 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2520 |
*pba_num = (u32)(nvm_data << 16); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2521 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2522 |
ret_val = e1000_read_nvm(hw, NVM_PBA_OFFSET_1, 1, &nvm_data); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2523 |
if (ret_val) { |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2524 |
hw_dbg(hw, "NVM Read Error\n"); |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2525 |
return ret_val; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2526 |
} |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2527 |
*pba_num |= nvm_data; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2528 |
|
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2529 |
return 0; |
2cefec773772
Added e1000e driver for 2.6.32.
Florian Pose <fp@igh-essen.com>
parents:
diff
changeset
|
2530 |
} |