The same problem described in this thread appear AR2414 hardware. Loading
ath5k with nohwcrypt = 1 everything works fine, attached information and
evidence that I hope will be useful.
If you need more please just ask.
# lspci -vvnn -s 03:00.0
03:00.0 Ethernet controller [0200]: Atheros Communications Inc. Atheros
AR5001X+ Wireless Network Adapter [168c:0013] (rev 01)
Subsystem: Atheros Communications Inc. TRENDnet TEW-443PI Wireless PCI
Adapter [168c:2051]
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 168 (2500ns min, 7000ns max), Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 17
Region 0: Memory at fbb10000 (32-bit, non-prefetchable) [size=64K]
Capabilities: [44] Power Management version 2
Flags: PMEClk- DSI- D1- D2- AuxCurrent=375mA
PME(D0-,D1-,D2-,D3hot-,D3cold-)
Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=2 PME-
Kernel driver in use: ath5k
Kernel modules: ath5k
# dmesg|grep -i AR2
[ 5.617221] ath5k phy0: Atheros AR2414 chip found (MAC: 0x79, PHY: 0x45)
#
nohwcrypt=1
# ping -M do -s 596 www.google.com -c 10
PING www.l.google.com (173.194.66.104) 596(624) bytes of data.
72 bytes from we-in-f104.1e100.net (173.194.66.104): icmp_req=1 ttl=47
(truncated)
72 bytes from we-in-f104.1e100.net (173.194.66.104): icmp_req=2 ttl=47
(truncated)
72 bytes from we-in-f104.1e100.net (173.194.66.104): icmp_req=3 ttl=47
(truncated)
72 bytes from we-in-f104.1e100.net (173.194.66.104): icmp_req=4 ttl=47
(truncated)
72 bytes from we-in-f104.1e100.net (173.194.66.104): icmp_req=5 ttl=47
(truncated)
72 bytes from we-in-f104.1e100.net (173.194.66.104): icmp_req=6 ttl=47
(truncated)
72 bytes from we-in-f104.1e100.net (173.194.66.104): icmp_req=7 ttl=47
(truncated)
72 bytes from we-in-f104.1e100.net (173.194.66.104): icmp_req=8 ttl=47
(truncated)
72 bytes from we-in-f104.1e100.net (173.194.66.104): icmp_req=9 ttl=47
(truncated)
72 bytes from we-in-f104.1e100.net (173.194.66.104): icmp_req=10 ttl=47
(truncated)
--- www.l.google.com ping statistics ---
10 packets transmitted, 10 received, 0% packet loss, time 9010ms
rtt min/avg/max/mdev = 102.736/108.539/115.692/4.053 ms
# ping -M do -s 597 www.google.com -c 10
PING www.l.google.com (173.194.66.103) 597(625) bytes of data.
72 bytes from we-in-f103.1e100.net (173.194.66.103): icmp_req=1 ttl=47
(truncated)
72 bytes from we-in-f103.1e100.net (173.194.66.103): icmp_req=2 ttl=47
(truncated)
72 bytes from we-in-f103.1e100.net (173.194.66.103): icmp_req=3 ttl=47
(truncated)
72 bytes from we-in-f103.1e100.net (173.194.66.103): icmp_req=4 ttl=47
(truncated)
72 bytes from we-in-f103.1e100.net (173.194.66.103): icmp_req=5 ttl=47
(truncated)
72 bytes from we-in-f103.1e100.net (173.194.66.103): icmp_req=6 ttl=47
(truncated)
72 bytes from we-in-f103.1e100.net (173.194.66.103): icmp_req=7 ttl=47
(truncated)
72 bytes from we-in-f103.1e100.net (173.194.66.103): icmp_req=8 ttl=47
(truncated)
72 bytes from we-in-f103.1e100.net (173.194.66.103): icmp_req=9 ttl=47
(truncated)
72 bytes from we-in-f103.1e100.net (173.194.66.103): icmp_req=10 ttl=47
(truncated)
--- www.l.google.com ping statistics ---
10 packets transmitted, 10 received, 0% packet loss, time 9011ms
rtt min/avg/max/mdev = 96.366/98.926/100.854/1.570 ms
#
nohwcrypt=0
# ping -M do -s 596 www.google.com -c 10
PING www.l.google.com (173.194.66.105) 596(624) bytes of data.
72 bytes from we-in-f105.1e100.net (173.194.66.105): icmp_req=1 ttl=47
(truncated)
72 bytes from we-in-f105.1e100.net (173.194.66.105): icmp_req=2 ttl=47
(truncated)
72 bytes from we-in-f105.1e100.net (173.194.66.105): icmp_req=3 ttl=47
(truncated)
72 bytes from we-in-f105.1e100.net (173.194.66.105): icmp_req=4 ttl=47
(truncated)
72 bytes from we-in-f105.1e100.net (173.194.66.105): icmp_req=5 ttl=47
(truncated)
72 bytes from we-in-f105.1e100.net (173.194.66.105): icmp_req=6 ttl=47
(truncated)
72 bytes from we-in-f105.1e100.net (173.194.66.105): icmp_req=7 ttl=47
(truncated)
72 bytes from we-in-f105.1e100.net (173.194.66.105): icmp_req=8 ttl=47
(truncated)
72 bytes from we-in-f105.1e100.net (173.194.66.105): icmp_req=9 ttl=47
(truncated)
72 bytes from we-in-f105.1e100.net (173.194.66.105): icmp_req=10 ttl=47
(truncated)
--- www.l.google.com ping statistics ---
10 packets transmitted, 10 received, 0% packet loss, time 9010ms
rtt min/avg/max/mdev = 102.150/107.126/119.493/5.145 ms
# ping -M do -s 597 www.google.com -c 10
PING www.l.google.com (173.194.66.104) 597(625) bytes of data.
--- www.l.google.com ping statistics ---
10 packets transmitted, 0 received, 100% packet loss, time 8999ms
#
ath_info
# ./ath_info fbb10000
-==Device Information==-
MAC Revision: 2414 (0x79)
Device type: 1
2GHz PHY Revision: 2413 (0x56)
/============== EEPROM Information =============\
| EEPROM Version: 5.3 | EEPROM Size: 16 kbit |
| EEMAP: 2 | Reg. Domain: 0x55 |
|================= Capabilities ================|
| 802.11a Support: no | Turbo-A disabled: no |
| 802.11b Support: yes | Turbo-G disabled: no |
| 802.11g Support: yes | 2GHz XR disabled: no |
| RFKill Support: no | 5GHz XR disabled: no |
| 32kHz Crystal: no | |
\===============================================/
/=========================================================\
| Calibration data common for all modes |
|=========================================================|
| CCK/OFDM gain delta: 1 |
| CCK/OFDM power delta: 251 |
| Scaled CCK delta: 5 |
| 2GHz Antenna gain: 1 |
| 5GHz Antenna gain: 0 |
| Turbo 2W maximum dBm: 38 |
| Target power start: 0x182 |
| EAR Start: 0x1dc |
\=========================================================/
/=========================================================\
| Calibration data for 802.11b operation |
|=========================================================|
| I power: 0x00 | Q power: 0x00 |
| Use fixed bias: 0x00 | Max turbo power: 0x00 |
| Max XR power: 0x00 | Switch Settling Time: 0x23 |
| Tx/Rx attenuation: 0x1c | TX end to XLNA On: 0x00 |
| TX end to XPA Off: 0x00 | TX end to XPA On: 0x0e |
| 62db Threshold: 0x1c | XLNA gain: 0x0c |
| XPD: 0x01 | XPD gain: 0x0a |
| I gain: 0x00 | Tx/Rx margin: 0x19 |
| False detect backoff: 0x00 | Noise Floor Threshold: -1 |
| ADC desired size: -38 | PGA desired size: -80 |
|=========================================================|
| Antenna control 0: 0x00 | Antenna control 1: 0x02 |
| Antenna control 2: 0x25 | Antenna control 3: 0x25 |
| Antenna control 4: 0x21 | Antenna control 5: 0x21 |
| Antenna control 6: 0x01 | Antenna control 7: 0x26 |
| Antenna control 8: 0x26 | Antenna control 9: 0x22 |
| Antenna control 10: 0x22 | Antenna control 11: 0x00 |
|=========================================================|
| Octave Band 0: 0 | db 0: 0 |
| Octave Band 1: 6 | db 1: 6 |
| Octave Band 2: 0 | db 2: 0 |
| Octave Band 3: 0 | db 3: 0 |
\=========================================================/
/============== Per rate power calibration ===========\
| Freq | 1Mbit/s | 2Mbit/s | 5.5Mbit/s | 11Mbit/s |
|======|============|==========|===========|==========|
| 2412 | 18.00 | 18.00 | 18.00 | 18.00 |
|======|============|==========|===========|==========|
| 2484 | 18.00 | 18.00 | 18.00 | 18.00 |
\=====================================================/
/====================== Per channel power calibration ===================\
| Freq | pwr_i | pwr_0 | pwr_1 | pwr_2 | pwr_3 |
| | pddac_i | pddac_0 | pddac_1 | pddac_2 | pddac_3 |
|======|=========|=============|=============|=============|=============|
| 2412 | | | | | |
|------|---------|-------------|-------------|-------------|-------------|
| | 0 | 4.00 | 8.50 | 12.00 | 0.00 |
| | 12 | 32 | 79 | 136 | 0 |
|------|---------|-------------|-------------|-------------|-------------|
| | 10 | 14.50 | 18.50 | 20.50 | 21.50 |
| | 25 | 50 | 87 | 123 | 144 |
|======|=========|=============|=============|=============|=============|
| 2442 | | | | | |
|------|---------|-------------|-------------|-------------|-------------|
| | 0 | 4.00 | 8.50 | 12.00 | 0.00 |
| | 11 | 32 | 77 | 137 | 0 |
|------|---------|-------------|-------------|-------------|-------------|
| | 10 | 14.50 | 18.00 | 20.50 | 21.00 |
| | 25 | 47 | 81 | 117 | 133 |
|======|=========|=============|=============|=============|=============|
| 2472 | | | | | |
|------|---------|-------------|-------------|-------------|-------------|
| | 0 | 4.00 | 8.50 | 12.00 | 0.00 |
| | 12 | 32 | 76 | 138 | 0 |
|------|---------|-------------|-------------|-------------|-------------|
| | 10 | 14.00 | 18.00 | 20.50 | 21.00 |
| | 26 | 46 | 81 | 115 | 136 |
\========================================================================/
/=========================================================\
| Calibration data for 802.11g operation |
|=========================================================|
| I power: 0x00 | Q power: 0x10 |
| Use fixed bias: 0x01 | Max turbo power: 0x26 |
| Max XR power: 0x22 | Switch Settling Time: 0x31 |
| Tx/Rx attenuation: 0x1c | TX end to XLNA On: 0x00 |
| TX end to XPA Off: 0x00 | TX end to XPA On: 0x0e |
| 62db Threshold: 0x1c | XLNA gain: 0x0c |
| XPD: 0x01 | XPD gain: 0x0a |
| I gain: 0x00 | Tx/Rx margin: 0x19 |
| False detect backoff: 0x00 | Noise Floor Threshold: -1 |
| ADC desired size: -38 | PGA desired size: -80 |
|=========================================================|
| Antenna control 0: 0x00 | Antenna control 1: 0x02 |
| Antenna control 2: 0x25 | Antenna control 3: 0x25 |
| Antenna control 4: 0x21 | Antenna control 5: 0x21 |
| Antenna control 6: 0x01 | Antenna control 7: 0x26 |
| Antenna control 8: 0x26 | Antenna control 9: 0x22 |
| Antenna control 10: 0x22 | Antenna control 11: 0x02 |
|=========================================================|
| Octave Band 0: 0 | db 0: 0 |
| Octave Band 1: 6 | db 1: 6 |
| Octave Band 2: 0 | db 2: 0 |
| Octave Band 3: 0 | db 3: 0 |
\=========================================================/
/==================== Turbo mode infos ===================\
| Switch Settling time: 0x62 | Tx/Rx margin: 0x19 |
| Tx/Rx attenuation: 0x1c | ADC desired size: -32 |
| PGA desired size: -80 | |
\=========================================================/
/============== Per rate power calibration ===========\
| Freq | 6-24Mbit/s | 36Mbit/s | 48Mbit/s | 54Mbit/s |
|======|============|==========|===========|==========|
| 2412 | 17.00 | 15.00 | 14.00 | 13.00 |
|======|============|==========|===========|==========|
| 2484 | 17.00 | 15.00 | 14.00 | 13.00 |
\=====================================================/
/====================== Per channel power calibration ===================\
| Freq | pwr_i | pwr_0 | pwr_1 | pwr_2 | pwr_3 |
| | pddac_i | pddac_0 | pddac_1 | pddac_2 | pddac_3 |
|======|=========|=============|=============|=============|=============|
| 2412 | | | | | |
|------|---------|-------------|-------------|-------------|-------------|
| | 0 | 4.00 | 8.50 | 12.00 | 0.00 |
| | 13 | 26 | 76 | 130 | 0 |
|------|---------|-------------|-------------|-------------|-------------|
| | 10 | 14.50 | 17.50 | 19.50 | 20.50 |
| | 25 | 46 | 78 | 117 | 143 |
|======|=========|=============|=============|=============|=============|
| 2442 | | | | | |
|------|---------|-------------|-------------|-------------|-------------|
| | 0 | 4.00 | 8.50 | 11.50 | 0.00 |
| | 0 | 15 | 56 | 111 | 0 |
|------|---------|-------------|-------------|-------------|-------------|
| | 10 | 13.50 | 17.00 | 19.50 | 20.50 |
| | 23 | 41 | 73 | 112 | 136 |
|======|=========|=============|=============|=============|=============|
| 2472 | | | | | |
|------|---------|-------------|-------------|-------------|-------------|
| | 0 | 4.00 | 8.50 | 12.00 | 0.00 |
| | 0 | 16 | 59 | 119 | 0 |
|------|---------|-------------|-------------|-------------|-------------|
| | 10 | 13.50 | 17.00 | 19.00 | 20.50 |
| | 25 | 43 | 75 | 106 | 126 |
\========================================================================/
GPIO registers: CR 0x00000003, DO 0x00000001, DI 0x00000011
STA_ID0: 38:cc:f3:00:4f:ec
STA_ID1: 0x1000ec4f, AP: 0, IBSS: 0, KeyCache Disable: 0
TIMER0: 0x00000030, TBTT: 48, TU: 0x3b330030
TIMER1: 0x0007ffff, DMAb: 65535, TU: 0x3b32ffff (-49)
TIMER2: 0x01ffffff, SWBA: 65535, TU: 0x3b3fffff (+851919)
TIMER3: 0x00000031, ATIM: 49, TU: 0x3b330031 (+1)
TSF: 0x000000eccbe6564b, TSFTU: 63893, TU: 0x3b32f995
BEACON: 0x00000000
LAST_TSTP: 0xcbe5c183
#
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