linux-wireless.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Kalle Valo <kvalo@codeaurora.org>
To: Kai-Heng Feng <kai.heng.feng@canonical.com>
Cc: Anthony Wong <anthony.wong@canonical.com>,
	linux-wireless <linux-wireless@vger.kernel.org>,
	ath10k@lists.infradead.org
Subject: Re: Ath10k on XPS 9380 regularly disconnects
Date: Thu, 21 Mar 2019 19:05:59 +0200	[thread overview]
Message-ID: <87pnqknonc.fsf@codeaurora.org> (raw)
In-Reply-To: <042C2903-585B-47BA-8657-8819D225EEA8@canonical.com> (Kai-Heng Feng's message of "Tue, 19 Mar 2019 13:35:07 +0800")

+ ath10k list
- netdev & linux-kernel

Kai-Heng Feng <kai.heng.feng@canonical.com> writes:

> There’s an issue that ath10k disconnects at regular basis [1], on
> Linux kernel 4.18.
>
> Unfortunately I can’t reproduce the issue on XPS 9380 at my hand.
>
> Is there already a fix in upstream kernel?

I'm not aware of any fixes related to this. Is this a regression? In
other words, is there a known version of ath10k or firmware which didn't
have this problem?

> [1] https://bugs.launchpad.net/bugs/1818881

Relevant information from dmesg:

[   19.346810] ath10k_pci 0000:02:00.0: qca6174 hw3.2 target 0x05030000 chip_id 0x00340aff sub 1a56:143a
[   19.346812] ath10k_pci 0000:02:00.0: kconfig debug 0 debugfs 1 tracing 1 dfs 0 testmode 0
[   19.347136] ath10k_pci 0000:02:00.0: firmware ver WLAN.RM.4.4.1-00132-QCARMSWP-1 api 6 features wowlan,ignore-otp,mfp crc32 79f4db86

[...]

[77451.338339] WARNING: CPU: 4 PID: 0 at /build/linux-hwe-9KJ07q/linux-hwe-4.18.0/drivers/net/wireless/ath/ath10k/htt_rx.c:46 ath10k_htt_rx_pop_paddr.isra.29+0xd9/0xf0 [ath10k_core]

[...]

[81254.857667] WARNING: CPU: 1 PID: 0 at /build/linux-hwe-9KJ07q/linux-hwe-4.18.0/drivers/net/wireless/ath/ath10k/htt_rx.c:46 ath10k_htt_rx_pop_paddr.isra.29+0xd9/0xf0 [ath10k_core]

[...]

[81390.186167] WARNING: CPU: 2 PID: 0 at /build/linux-hwe-9KJ07q/linux-hwe-4.18.0/drivers/net/wireless/ath/ath10k/htt_rx.c:46 ath10k_htt_rx_pop_paddr.isra.29+0xd9/0xf0 [ath10k_core]

-- 
Kalle Valo

  reply	other threads:[~2019-03-21 17:06 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-19  5:35 Ath10k on XPS 9380 regularly disconnects Kai-Heng Feng
2019-03-21 17:05 ` Kalle Valo [this message]
2019-03-22 15:43   ` Kai-Heng Feng
2019-04-01  8:03     ` Kai-Heng Feng
2019-04-01  8:37       ` Kalle Valo
2019-04-01  9:10         ` Kai-Heng Feng

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87pnqknonc.fsf@codeaurora.org \
    --to=kvalo@codeaurora.org \
    --cc=anthony.wong@canonical.com \
    --cc=ath10k@lists.infradead.org \
    --cc=kai.heng.feng@canonical.com \
    --cc=linux-wireless@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).