From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anilkumar Kolli Subject: Re: [PATCH 10/49] ath11k: add debug.c Date: Tue, 27 Aug 2019 15:34:27 +0530 Message-ID: References: <1566316095-27507-1-git-send-email-kvalo@codeaurora.org> <4441194.D8eDD6Tzdi@bentobox> <6622b83f754404ec05b9442027757c5e@codeaurora.org> <18655975.RomJW5s5WE@bentobox> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <18655975.RomJW5s5WE@bentobox> Sender: linux-wireless-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Sven Eckelmann Cc: ath11k-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Kalle Valo List-Id: devicetree@vger.kernel.org On 2019-08-27 15:23, Sven Eckelmann wrote: > On Tuesday, 27 August 2019 11:04:23 CEST Anilkumar Kolli wrote: > [...] >> > Yes, but it shouldn't kill the complete system. >> > >> This will not kill the whole system, This will crash target and we >> have >> mechanism to recover the system. >> >> Hope u have generated the crash with below patch, >> https://source.codeaurora.org/quic/qsdk/oss/system/feeds/wlan-open/tree/mac80211/patches/019-ath11k-disable-q6-recovery-to-crash-kernel.patch?h=win_ap.1.0 >> >> Please remove this patch to see the target recover after the crash. > > John also pointed me to this patch yesterday and I have now removed it. > > But the wifi hardware doesn't recover after issuing an assert. All(?) > firmware > request will just timeout: > > [ 1093.114530] ath11k c000000.wifi1: wmi command 20488 timeout > [ 1093.114555] ath11k c000000.wifi1: failed to send > WMI_VDEV_SET_PARAM_CMDID > [ 1093.118903] ath11k c000000.wifi1: Failed to set dtim period for > VDEV 0: -11 > [ 1096.124532] ath11k c000000.wifi1: wmi command 20488 timeout > [ 1096.124554] ath11k c000000.wifi1: failed to send > WMI_VDEV_SET_PARAM_CMDID > [ 1096.128902] ath11k c000000.wifi1: Failed to set CTS prot for > VDEV: 0 > [ 1099.134527] ath11k c000000.wifi1: wmi command 20488 timeout > [ 1099.134547] ath11k c000000.wifi1: failed to send > WMI_VDEV_SET_PARAM_CMDID > [ 1099.138895] ath11k c000000.wifi1: Failed to set preamble for > VDEV: 0 > [ 1102.144526] ath11k c000000.wifi1: wmi command 20488 timeout > [ 1102.144546] ath11k c000000.wifi1: failed to send > WMI_VDEV_SET_PARAM_CMDID > [ 1102.148894] ath11k c000000.wifi1: failed to set mgmt tx rate -11 > [ 1105.154526] ath11k c000000.wifi1: wmi command 20488 timeout > [ 1105.154547] ath11k c000000.wifi1: failed to send > WMI_VDEV_SET_PARAM_CMDID > [ 1105.158895] ath11k c000000.wifi1: failed to set beacon tx rate > -11 > [ 1114.164529] ath11k c000000.wifi1: wmi command 16387 timeout > [ 1114.164553] ath11k c000000.wifi1: failed to send > WMI_PDEV_SET_PARAM cmd > [ 1114.168899] ath11k c000000.wifi1: Failed to set beacon mode for > VDEV: 0 > [ 1117.174527] ath11k c000000.wifi1: wmi command 28675 timeout > [ 1117.174550] ath11k c000000.wifi1: failed to send > WMI_BCN_TMPL_CMDID > [ 1117.178899] ath11k c000000.wifi1: failed to submit beacon > template command: -11 > [ 1117.185231] ath11k c000000.wifi1: failed to update bcn template: > -11 > [ 1120.184524] ath11k c000000.wifi1: wmi command 20488 timeout > [ 1120.184545] ath11k c000000.wifi1: failed to send > WMI_VDEV_SET_PARAM_CMDID > [ 1120.188893] ath11k c000000.wifi1: Failed to set dtim period for > VDEV 0: -11 > [ 1123.194527] ath11k c000000.wifi1: wmi command 20488 timeout > [ 1123.194548] ath11k c000000.wifi1: failed to send > WMI_VDEV_SET_PARAM_CMDID > [ 1123.198895] ath11k c000000.wifi1: Failed to set CTS prot for > VDEV: 0 > [ 1126.204526] ath11k c000000.wifi1: wmi command 20488 timeout > [ 1126.204547] ath11k c000000.wifi1: failed to send > WMI_VDEV_SET_PARAM_CMDID > [ 1126.208894] ath11k c000000.wifi1: Failed to set preamble for > VDEV: 0 > [ 1129.214527] ath11k c000000.wifi1: wmi command 20488 timeout > [ 1129.214548] ath11k c000000.wifi1: failed to send > WMI_VDEV_SET_PARAM_CMDID > [ 1129.218897] ath11k c000000.wifi1: failed to set mgmt tx rate -11 > [ 1132.224525] ath11k c000000.wifi1: wmi command 20488 timeout > [ 1132.224546] ath11k c000000.wifi1: failed to send > WMI_VDEV_SET_PARAM_CMDID > [ 1132.228894] ath11k c000000.wifi1: failed to set beacon tx rate > -11 > > ath11k must be unloaded + loaded again to fix this problem. > Could you plz try removing below patch? https://source.codeaurora.org/quic/qsdk/oss/system/feeds/wlan-open/tree/mac80211/patches/072-ath11k-print-stats-on-crash.patch?h=win_ap.1.0 -- Thanks Anil.