author | Florian Pose <fp@igh.de> |
Wed, 06 Dec 2017 10:09:50 +0100 | |
branch | stable-1.5 |
changeset 2692 | cb240525acb6 |
parent 2685 | 740291442c05 |
permissions | -rw-r--r-- |
2685
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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1 |
/* Intel(R) Gigabit Ethernet Linux driver |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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2 |
* Copyright(c) 2007-2014 Intel Corporation. |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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3 |
* |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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4 |
* This program is free software; you can redistribute it and/or modify it |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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5 |
* under the terms and conditions of the GNU General Public License, |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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6 |
* version 2, as published by the Free Software Foundation. |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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7 |
* |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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8 |
* This program is distributed in the hope it will be useful, but WITHOUT |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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9 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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10 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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11 |
* more details. |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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12 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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13 |
* You should have received a copy of the GNU General Public License along with |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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14 |
* this program; if not, see <http://www.gnu.org/licenses/>. |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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15 |
* |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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16 |
* The full GNU General Public License is included in this distribution in |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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17 |
* the file called "COPYING". |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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18 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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19 |
* Contact Information: |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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20 |
* e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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21 |
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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22 |
*/ |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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23 |
|
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#include "e1000_mbx-3.18-ethercat.h" |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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25 |
|
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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26 |
/** |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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27 |
* igb_read_mbx - Reads a message from the mailbox |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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28 |
* @hw: pointer to the HW structure |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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* @msg: The message buffer |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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* @size: Length of buffer |
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* @mbx_id: id of mailbox to read |
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32 |
* |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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* returns SUCCESS if it successfully read message from buffer |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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34 |
**/ |
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35 |
s32 igb_read_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id) |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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36 |
{ |
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37 |
struct e1000_mbx_info *mbx = &hw->mbx; |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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38 |
s32 ret_val = -E1000_ERR_MBX; |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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39 |
|
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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/* limit read to size of mailbox */ |
740291442c05
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41 |
if (size > mbx->size) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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42 |
size = mbx->size; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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43 |
|
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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44 |
if (mbx->ops.read) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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45 |
ret_val = mbx->ops.read(hw, msg, size, mbx_id); |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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46 |
|
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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47 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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48 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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49 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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50 |
/** |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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51 |
* igb_write_mbx - Write a message to the mailbox |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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52 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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53 |
* @msg: The message buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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54 |
* @size: Length of buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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55 |
* @mbx_id: id of mailbox to write |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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56 |
* |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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57 |
* returns SUCCESS if it successfully copied message into the buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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58 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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59 |
s32 igb_write_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id) |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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60 |
{ |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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61 |
struct e1000_mbx_info *mbx = &hw->mbx; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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62 |
s32 ret_val = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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63 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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64 |
if (size > mbx->size) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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65 |
ret_val = -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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66 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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67 |
else if (mbx->ops.write) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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68 |
ret_val = mbx->ops.write(hw, msg, size, mbx_id); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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69 |
|
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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70 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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71 |
} |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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72 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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/** |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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74 |
* igb_check_for_msg - checks to see if someone sent us mail |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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75 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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76 |
* @mbx_id: id of mailbox to check |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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77 |
* |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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78 |
* returns SUCCESS if the Status bit was found or else ERR_MBX |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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79 |
**/ |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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80 |
s32 igb_check_for_msg(struct e1000_hw *hw, u16 mbx_id) |
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81 |
{ |
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82 |
struct e1000_mbx_info *mbx = &hw->mbx; |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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83 |
s32 ret_val = -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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84 |
|
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85 |
if (mbx->ops.check_for_msg) |
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86 |
ret_val = mbx->ops.check_for_msg(hw, mbx_id); |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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87 |
|
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88 |
return ret_val; |
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89 |
} |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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90 |
|
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91 |
/** |
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92 |
* igb_check_for_ack - checks to see if someone sent us ACK |
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93 |
* @hw: pointer to the HW structure |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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94 |
* @mbx_id: id of mailbox to check |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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95 |
* |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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96 |
* returns SUCCESS if the Status bit was found or else ERR_MBX |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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97 |
**/ |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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|
98 |
s32 igb_check_for_ack(struct e1000_hw *hw, u16 mbx_id) |
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parents:
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99 |
{ |
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100 |
struct e1000_mbx_info *mbx = &hw->mbx; |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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|
101 |
s32 ret_val = -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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102 |
|
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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103 |
if (mbx->ops.check_for_ack) |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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104 |
ret_val = mbx->ops.check_for_ack(hw, mbx_id); |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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105 |
|
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106 |
return ret_val; |
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107 |
} |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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108 |
|
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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109 |
/** |
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110 |
* igb_check_for_rst - checks to see if other side has reset |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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|
111 |
* @hw: pointer to the HW structure |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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112 |
* @mbx_id: id of mailbox to check |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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113 |
* |
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114 |
* returns SUCCESS if the Status bit was found or else ERR_MBX |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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|
115 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
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|
116 |
s32 igb_check_for_rst(struct e1000_hw *hw, u16 mbx_id) |
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parents:
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117 |
{ |
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Added clean igb driver from kernel 3.18 (no EtherCAT yet).
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parents:
diff
changeset
|
118 |
struct e1000_mbx_info *mbx = &hw->mbx; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
119 |
s32 ret_val = -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
120 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
121 |
if (mbx->ops.check_for_rst) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
122 |
ret_val = mbx->ops.check_for_rst(hw, mbx_id); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
123 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
124 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
125 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
126 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
127 |
/** |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
128 |
* igb_poll_for_msg - Wait for message notification |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
129 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
130 |
* @mbx_id: id of mailbox to write |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
131 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
132 |
* returns SUCCESS if it successfully received a message notification |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
133 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
134 |
static s32 igb_poll_for_msg(struct e1000_hw *hw, u16 mbx_id) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
135 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
136 |
struct e1000_mbx_info *mbx = &hw->mbx; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
137 |
int countdown = mbx->timeout; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
138 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
139 |
if (!countdown || !mbx->ops.check_for_msg) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
140 |
goto out; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
141 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
142 |
while (countdown && mbx->ops.check_for_msg(hw, mbx_id)) { |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
143 |
countdown--; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
144 |
if (!countdown) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
145 |
break; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
146 |
udelay(mbx->usec_delay); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
147 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
148 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
149 |
/* if we failed, all future posted messages fail until reset */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
150 |
if (!countdown) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
151 |
mbx->timeout = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
152 |
out: |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
153 |
return countdown ? 0 : -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
154 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
155 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
156 |
/** |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
157 |
* igb_poll_for_ack - Wait for message acknowledgement |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
158 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
159 |
* @mbx_id: id of mailbox to write |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
160 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
161 |
* returns SUCCESS if it successfully received a message acknowledgement |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
162 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
163 |
static s32 igb_poll_for_ack(struct e1000_hw *hw, u16 mbx_id) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
164 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
165 |
struct e1000_mbx_info *mbx = &hw->mbx; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
166 |
int countdown = mbx->timeout; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
167 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
168 |
if (!countdown || !mbx->ops.check_for_ack) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
169 |
goto out; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
170 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
171 |
while (countdown && mbx->ops.check_for_ack(hw, mbx_id)) { |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
172 |
countdown--; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
173 |
if (!countdown) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
174 |
break; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
175 |
udelay(mbx->usec_delay); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
176 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
177 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
178 |
/* if we failed, all future posted messages fail until reset */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
179 |
if (!countdown) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
180 |
mbx->timeout = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
181 |
out: |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
182 |
return countdown ? 0 : -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
183 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
184 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
185 |
/** |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
186 |
* igb_read_posted_mbx - Wait for message notification and receive message |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
187 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
188 |
* @msg: The message buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
189 |
* @size: Length of buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
190 |
* @mbx_id: id of mailbox to write |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
191 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
192 |
* returns SUCCESS if it successfully received a message notification and |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
193 |
* copied it into the receive buffer. |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
194 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
195 |
static s32 igb_read_posted_mbx(struct e1000_hw *hw, u32 *msg, u16 size, |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
196 |
u16 mbx_id) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
197 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
198 |
struct e1000_mbx_info *mbx = &hw->mbx; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
199 |
s32 ret_val = -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
200 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
201 |
if (!mbx->ops.read) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
202 |
goto out; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
203 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
204 |
ret_val = igb_poll_for_msg(hw, mbx_id); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
205 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
206 |
if (!ret_val) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
207 |
ret_val = mbx->ops.read(hw, msg, size, mbx_id); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
208 |
out: |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
209 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
210 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
211 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
212 |
/** |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
213 |
* igb_write_posted_mbx - Write a message to the mailbox, wait for ack |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
214 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
215 |
* @msg: The message buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
216 |
* @size: Length of buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
217 |
* @mbx_id: id of mailbox to write |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
218 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
219 |
* returns SUCCESS if it successfully copied message into the buffer and |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
220 |
* received an ack to that message within delay * timeout period |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
221 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
222 |
static s32 igb_write_posted_mbx(struct e1000_hw *hw, u32 *msg, u16 size, |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
223 |
u16 mbx_id) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
224 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
225 |
struct e1000_mbx_info *mbx = &hw->mbx; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
226 |
s32 ret_val = -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
227 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
228 |
/* exit if either we can't write or there isn't a defined timeout */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
229 |
if (!mbx->ops.write || !mbx->timeout) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
230 |
goto out; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
231 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
232 |
/* send msg */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
233 |
ret_val = mbx->ops.write(hw, msg, size, mbx_id); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
234 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
235 |
/* if msg sent wait until we receive an ack */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
236 |
if (!ret_val) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
237 |
ret_val = igb_poll_for_ack(hw, mbx_id); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
238 |
out: |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
239 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
240 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
241 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
242 |
static s32 igb_check_for_bit_pf(struct e1000_hw *hw, u32 mask) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
243 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
244 |
u32 mbvficr = rd32(E1000_MBVFICR); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
245 |
s32 ret_val = -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
246 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
247 |
if (mbvficr & mask) { |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
248 |
ret_val = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
249 |
wr32(E1000_MBVFICR, mask); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
250 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
251 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
252 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
253 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
254 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
255 |
/** |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
256 |
* igb_check_for_msg_pf - checks to see if the VF has sent mail |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
257 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
258 |
* @vf_number: the VF index |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
259 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
260 |
* returns SUCCESS if the VF has set the Status bit or else ERR_MBX |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
261 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
262 |
static s32 igb_check_for_msg_pf(struct e1000_hw *hw, u16 vf_number) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
263 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
264 |
s32 ret_val = -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
265 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
266 |
if (!igb_check_for_bit_pf(hw, E1000_MBVFICR_VFREQ_VF1 << vf_number)) { |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
267 |
ret_val = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
268 |
hw->mbx.stats.reqs++; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
269 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
270 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
271 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
272 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
273 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
274 |
/** |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
275 |
* igb_check_for_ack_pf - checks to see if the VF has ACKed |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
276 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
277 |
* @vf_number: the VF index |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
278 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
279 |
* returns SUCCESS if the VF has set the Status bit or else ERR_MBX |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
280 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
281 |
static s32 igb_check_for_ack_pf(struct e1000_hw *hw, u16 vf_number) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
282 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
283 |
s32 ret_val = -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
284 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
285 |
if (!igb_check_for_bit_pf(hw, E1000_MBVFICR_VFACK_VF1 << vf_number)) { |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
286 |
ret_val = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
287 |
hw->mbx.stats.acks++; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
288 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
289 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
290 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
291 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
292 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
293 |
/** |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
294 |
* igb_check_for_rst_pf - checks to see if the VF has reset |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
295 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
296 |
* @vf_number: the VF index |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
297 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
298 |
* returns SUCCESS if the VF has set the Status bit or else ERR_MBX |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
299 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
300 |
static s32 igb_check_for_rst_pf(struct e1000_hw *hw, u16 vf_number) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
301 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
302 |
u32 vflre = rd32(E1000_VFLRE); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
303 |
s32 ret_val = -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
304 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
305 |
if (vflre & (1 << vf_number)) { |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
306 |
ret_val = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
307 |
wr32(E1000_VFLRE, (1 << vf_number)); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
308 |
hw->mbx.stats.rsts++; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
309 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
310 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
311 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
312 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
313 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
314 |
/** |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
315 |
* igb_obtain_mbx_lock_pf - obtain mailbox lock |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
316 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
317 |
* @vf_number: the VF index |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
318 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
319 |
* return SUCCESS if we obtained the mailbox lock |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
320 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
321 |
static s32 igb_obtain_mbx_lock_pf(struct e1000_hw *hw, u16 vf_number) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
322 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
323 |
s32 ret_val = -E1000_ERR_MBX; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
324 |
u32 p2v_mailbox; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
325 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
326 |
/* Take ownership of the buffer */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
327 |
wr32(E1000_P2VMAILBOX(vf_number), E1000_P2VMAILBOX_PFU); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
328 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
329 |
/* reserve mailbox for vf use */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
330 |
p2v_mailbox = rd32(E1000_P2VMAILBOX(vf_number)); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
331 |
if (p2v_mailbox & E1000_P2VMAILBOX_PFU) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
332 |
ret_val = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
333 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
334 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
335 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
336 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
337 |
/** |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
338 |
* igb_write_mbx_pf - Places a message in the mailbox |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
339 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
340 |
* @msg: The message buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
341 |
* @size: Length of buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
342 |
* @vf_number: the VF index |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
343 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
344 |
* returns SUCCESS if it successfully copied message into the buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
345 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
346 |
static s32 igb_write_mbx_pf(struct e1000_hw *hw, u32 *msg, u16 size, |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
347 |
u16 vf_number) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
348 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
349 |
s32 ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
350 |
u16 i; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
351 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
352 |
/* lock the mailbox to prevent pf/vf race condition */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
353 |
ret_val = igb_obtain_mbx_lock_pf(hw, vf_number); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
354 |
if (ret_val) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
355 |
goto out_no_write; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
356 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
357 |
/* flush msg and acks as we are overwriting the message buffer */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
358 |
igb_check_for_msg_pf(hw, vf_number); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
359 |
igb_check_for_ack_pf(hw, vf_number); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
360 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
361 |
/* copy the caller specified message to the mailbox memory buffer */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
362 |
for (i = 0; i < size; i++) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
363 |
array_wr32(E1000_VMBMEM(vf_number), i, msg[i]); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
364 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
365 |
/* Interrupt VF to tell it a message has been sent and release buffer*/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
366 |
wr32(E1000_P2VMAILBOX(vf_number), E1000_P2VMAILBOX_STS); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
367 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
368 |
/* update stats */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
369 |
hw->mbx.stats.msgs_tx++; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
370 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
371 |
out_no_write: |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
372 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
373 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
374 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
375 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
376 |
/** |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
377 |
* igb_read_mbx_pf - Read a message from the mailbox |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
378 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
379 |
* @msg: The message buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
380 |
* @size: Length of buffer |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
381 |
* @vf_number: the VF index |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
382 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
383 |
* This function copies a message from the mailbox buffer to the caller's |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
384 |
* memory buffer. The presumption is that the caller knows that there was |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
385 |
* a message due to a VF request so no polling for message is needed. |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
386 |
**/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
387 |
static s32 igb_read_mbx_pf(struct e1000_hw *hw, u32 *msg, u16 size, |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
388 |
u16 vf_number) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
389 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
390 |
s32 ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
391 |
u16 i; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
392 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
393 |
/* lock the mailbox to prevent pf/vf race condition */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
394 |
ret_val = igb_obtain_mbx_lock_pf(hw, vf_number); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
395 |
if (ret_val) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
396 |
goto out_no_read; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
397 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
398 |
/* copy the message to the mailbox memory buffer */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
399 |
for (i = 0; i < size; i++) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
400 |
msg[i] = array_rd32(E1000_VMBMEM(vf_number), i); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
401 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
402 |
/* Acknowledge the message and release buffer */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
403 |
wr32(E1000_P2VMAILBOX(vf_number), E1000_P2VMAILBOX_ACK); |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
404 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
405 |
/* update stats */ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
406 |
hw->mbx.stats.msgs_rx++; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
407 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
408 |
out_no_read: |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
409 |
return ret_val; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
410 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
411 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
412 |
/** |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
413 |
* e1000_init_mbx_params_pf - set initial values for pf mailbox |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
414 |
* @hw: pointer to the HW structure |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
415 |
* |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
416 |
* Initializes the hw->mbx struct to correct values for pf mailbox |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
417 |
*/ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
418 |
s32 igb_init_mbx_params_pf(struct e1000_hw *hw) |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
419 |
{ |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
420 |
struct e1000_mbx_info *mbx = &hw->mbx; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
421 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
422 |
mbx->timeout = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
423 |
mbx->usec_delay = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
424 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
425 |
mbx->size = E1000_VFMAILBOX_SIZE; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
426 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
427 |
mbx->ops.read = igb_read_mbx_pf; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
428 |
mbx->ops.write = igb_write_mbx_pf; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
429 |
mbx->ops.read_posted = igb_read_posted_mbx; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
430 |
mbx->ops.write_posted = igb_write_posted_mbx; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
431 |
mbx->ops.check_for_msg = igb_check_for_msg_pf; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
432 |
mbx->ops.check_for_ack = igb_check_for_ack_pf; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
433 |
mbx->ops.check_for_rst = igb_check_for_rst_pf; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
434 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
435 |
mbx->stats.msgs_tx = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
436 |
mbx->stats.msgs_rx = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
437 |
mbx->stats.reqs = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
438 |
mbx->stats.acks = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
439 |
mbx->stats.rsts = 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
440 |
|
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
441 |
return 0; |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
442 |
} |
740291442c05
Added clean igb driver from kernel 3.18 (no EtherCAT yet).
Florian Pose <fp@igh.de>
parents:
diff
changeset
|
443 |