Return-path: Received: from mail-yw0-f194.google.com ([209.85.161.194]:33301 "EHLO mail-yw0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750859AbcGGQtV (ORCPT ); Thu, 7 Jul 2016 12:49:21 -0400 Received: by mail-yw0-f194.google.com with SMTP id i12so2296020ywa.0 for ; Thu, 07 Jul 2016 09:49:20 -0700 (PDT) MIME-Version: 1.0 From: Krishna Chaitanya Date: Thu, 7 Jul 2016 22:19:00 +0530 Message-ID: (sfid-20160707_184930_134084_E8CE0200) Subject: ath10k + iw set bitrates is causing FW crash To: linux-wireless Content-Type: text/plain; charset=UTF-8 Sender: linux-wireless-owner@vger.kernel.org List-ID: Hi, I am using ath10k driver with qca988x hw2.0 and trying to limit it to use VHT MCS0-7 (iw set bitrates vht-mcs-5 2:0-7). But the command it causing a FW crash, if it disable HW_HAS_RATE_CONTROL no crash is observed but it still uses MCS9. tree: wireless-drivers-next: commit#535633a5ba4ea2504fa6c33176633becf0e59339 1) If i disable HW_RATE_CONTROL, will ath10k honor the mac80211 rates? 2) Please find below the dmesg after the crash. [ 3879.419737] ath10k_pci 0000:01:00.0: device successfully recovered [ 3941.919995] wlan0: deauthenticating from 74:d0:2b:41:e4:b4 by local choice (Reason: 3=DEAUTH_LEAVING) [ 3953.665725] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 3955.768675] wlan0: authenticate with 74:d0:2b:41:e4:b4 [ 3955.768688] ieee80211_determine_chantype:306 enter..: cwid:3 vht_cwid:3 [ 3955.776460] wlan0: send auth to 74:d0:2b:41:e4:b4 (try 1/3) [ 3955.777014] wlan0: authenticated [ 3955.781060] wlan0: associate with 74:d0:2b:41:e4:b4 (try 1/3) [ 3955.782124] wlan0: RX AssocResp from 74:d0:2b:41:e4:b4 (capab=0x11 status=0 aid=2) [ 3955.783147] wlan0: associated [ 3955.783213] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 3959.053601] wlan0: deauthenticating from 74:d0:2b:41:e4:b4 by local choice (Reason: 3=DEAUTH_LEAVING) [ 3964.025669] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 3967.104520] wlan0: authenticate with 74:d0:2b:41:e4:b4 [ 3967.104533] ieee80211_determine_chantype:306 enter..: cwid:3 vht_cwid:3 [ 3967.112366] wlan0: send auth to 74:d0:2b:41:e4:b4 (try 1/3) [ 3967.112905] wlan0: authenticated [ 3967.113166] wlan0: associate with 74:d0:2b:41:e4:b4 (try 1/3) [ 3967.114248] wlan0: RX AssocResp from 74:d0:2b:41:e4:b4 (capab=0x11 status=0 aid=2) [ 3967.115327] wlan0: associated [ 3967.115357] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 3976.110218] ath10k_pci 0000:01:00.0: firmware crashed! (uuid bfab5915-ae19-40b1-be67-544d909779ab) [ 3976.110226] ath10k_pci 0000:01:00.0: qca988x hw2.0 target 0x4100016c chip_id 0x043222ff sub 0000:0000 [ 3976.110228] ath10k_pci 0000:01:00.0: kconfig debug 1 debugfs 1 tracing 1 dfs 0 testmode 0 [ 3976.110467] ath10k_pci 0000:01:00.0: firmware ver 10.2.4.70.9-2 api 5 features no-p2p,raw-mode crc32 b8d50af5 [ 3976.110472] ath10k_pci 0000:01:00.0: board_file api 1 bmi_id N/A crc32 bebc7c08 [ 3976.110475] ath10k_pci 0000:01:00.0: htt-ver 2.1 wmi-op 5 htt-op 2 cal otp max-sta 128 raw 0 hwcrypto 1 [ 3976.112483] ath10k_pci 0000:01:00.0: firmware register dump: [ 3976.112485] ath10k_pci 0000:01:00.0: [00]: 0x4100016C 0x000015B3 0x009BF931 0x00955B31 [ 3976.112487] ath10k_pci 0000:01:00.0: [04]: 0x009BF931 0x00060530 0x00000010 0xFFFFFFFF [ 3976.112490] ath10k_pci 0000:01:00.0: [08]: 0x0044D9B8 0x0000C001 0x00000000 0x00000005 [ 3976.112492] ath10k_pci 0000:01:00.0: [12]: 0x00000009 0x00000000 0x00957F04 0x00957F12 [ 3976.112494] ath10k_pci 0000:01:00.0: [16]: 0x00958080 0x0094085D 0x00000000 0x00000000 [ 3976.112496] ath10k_pci 0000:01:00.0: [20]: 0x409BF931 0x0040AA44 0x00420854 0x00440198 [ 3976.112498] ath10k_pci 0000:01:00.0: [24]: 0x809BF9A1 0x0040AAA4 0x00789518 0xC09BF931 [ 3976.112500] ath10k_pci 0000:01:00.0: [28]: 0x809B837F 0x0040AAC4 0x0044D9B8 0x000005DC [ 3976.112502] ath10k_pci 0000:01:00.0: [32]: 0x809B8555 0x0040AAE4 0x0044D9A0 0x00000100 [ 3976.112504] ath10k_pci 0000:01:00.0: [36]: 0x809A0DF5 0x0040AB04 0x0043EAA8 0x0040AD14 [ 3976.112506] ath10k_pci 0000:01:00.0: [40]: 0x809896F9 0x0040AB24 0x0043EAA8 0x0040AD14 [ 3976.112508] ath10k_pci 0000:01:00.0: [44]: 0x809B5ACC 0x0040AB44 0x009C575C 0x0043EAA8 [ 3976.112510] ath10k_pci 0000:01:00.0: [48]: 0x809B1C74 0x0040ADA4 0x00400000 0x00416DEC [ 3976.112512] ath10k_pci 0000:01:00.0: [52]: 0x809BFB39 0x0040ADE4 0x0040AE08 0x00411F80 [ 3976.112514] ath10k_pci 0000:01:00.0: [56]: 0x809486FA 0x0040AE04 0x00000001 0x00000000 [ 3976.195917] ieee80211 phy0: Hardware restart was requested [ 3977.561878] ath10k_pci 0000:01:00.0: device successfully recovered [ 8494.632109] ath10k_pci 0000:01:00.0: firmware crashed! (uuid 5b6f2fe0-1a2c-4485-a7d5-64705ca051a2) [ 8494.632116] ath10k_pci 0000:01:00.0: qca988x hw2.0 target 0x4100016c chip_id 0x043222ff sub 0000:0000 [ 8494.632119] ath10k_pci 0000:01:00.0: kconfig debug 1 debugfs 1 tracing 1 dfs 0 testmode 0 [ 8494.632357] ath10k_pci 0000:01:00.0: firmware ver 10.2.4.70.9-2 api 5 features no-p2p,raw-mode crc32 b8d50af5 [ 8494.632362] ath10k_pci 0000:01:00.0: board_file api 1 bmi_id N/A crc32 bebc7c08 [ 8494.632364] ath10k_pci 0000:01:00.0: htt-ver 2.1 wmi-op 5 htt-op 2 cal otp max-sta 128 raw 0 hwcrypto 1 [ 8494.634373] ath10k_pci 0000:01:00.0: firmware register dump: [ 8494.634376] ath10k_pci 0000:01:00.0: [00]: 0x4100016C 0x000015B3 0x009BF931 0x00955B31 [ 8494.634378] ath10k_pci 0000:01:00.0: [04]: 0x009BF931 0x00060530 0x00000010 0xFFFFFFFF [ 8494.634380] ath10k_pci 0000:01:00.0: [08]: 0x0044D9B8 0x0000C001 0x00000000 0x00000005 [ 8494.634382] ath10k_pci 0000:01:00.0: [12]: 0x00000009 0x00000000 0x00957F04 0x00957F12 [ 8494.634384] ath10k_pci 0000:01:00.0: [16]: 0x00958080 0x0094085D 0x00000000 0x00000000 [ 8494.634386] ath10k_pci 0000:01:00.0: [20]: 0x409BF931 0x0040AA44 0x00420854 0x00440198 [ 8494.634388] ath10k_pci 0000:01:00.0: [24]: 0x809BF9A1 0x0040AAA4 0x00789518 0xC09BF931 [ 8494.634390] ath10k_pci 0000:01:00.0: [28]: 0x809B837F 0x0040AAC4 0x0044D9B8 0x000005DC [ 8494.634392] ath10k_pci 0000:01:00.0: [32]: 0x809B8555 0x0040AAE4 0x0044D9A0 0x00000100 [ 8494.634394] ath10k_pci 0000:01:00.0: [36]: 0x809A0DF5 0x0040AB04 0x0043EAA8 0x0040AD14 [ 8494.634396] ath10k_pci 0000:01:00.0: [40]: 0x809896F9 0x0040AB24 0x0043EAA8 0x0040AD14 [ 8494.634398] ath10k_pci 0000:01:00.0: [44]: 0x809B5ACC 0x0040AB44 0x009C575C 0x0043EAA8 [ 8494.634400] ath10k_pci 0000:01:00.0: [48]: 0x809B1C74 0x0040ADA4 0x00400000 0x00416E0C [ 8494.634402] ath10k_pci 0000:01:00.0: [52]: 0x809BFB39 0x0040ADE4 0x0040AE08 0x00411F80 [ 8494.634404] ath10k_pci 0000:01:00.0: [56]: 0x809486FA 0x0040AE04 0x00000001 0x00000000 [ 8494.724659] ieee80211 phy0: Hardware restart was requested [ 8496.090883] ath10k_pci 0000:01:00.0: device successfully recovered -- Thanks, Regards, Chaitanya T K.