From: Fabio Estevam <festevam@gmail.com>
To: Kalle Valo <kvalo@codeaurora.org>
Cc: Fabio Estevam <festevam@denx.de>,
wgong@codeaurora.org, ath10k@lists.infradead.org,
linux-wireless <linux-wireless@vger.kernel.org>,
erik.stromdahl@gmail.com, alagusankar@silex-india.com
Subject: Re: [PATCH] ath10k: Clean the HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE flag
Date: Mon, 15 Nov 2021 15:06:59 -0300 [thread overview]
Message-ID: <CAOMZO5AYUxJg4bWudT3L1P=qNR2UBcNR1zmjCf5O9_ExyPw4ww@mail.gmail.com> (raw)
In-Reply-To: <20210915160422.2839595-1-festevam@denx.de>
Hi Kalle,
On Wed, Sep 15, 2021 at 1:05 PM Fabio Estevam <festevam@denx.de> wrote:
>
> On an imx6dl-pico-pi board with a QCA9377 SDIO chip, the following
> errors are observed when the board works in STA mode:
>
> Simply running "ssh user@192.168.0.1" causes:
>
> [ 55.824159] ath10k_sdio mmc1:0001:1: failed to transmit packet, dropping: -12
> [ 55.832169] ath10k_sdio mmc1:0001:1: failed to submit frame: -12
> [ 55.838529] ath10k_sdio mmc1:0001:1: failed to push frame: -12
> [ 55.905863] ath10k_sdio mmc1:0001:1: failed to transmit packet, dropping: -12
> [ 55.913650] ath10k_sdio mmc1:0001:1: failed to submit frame: -12
> [ 55.919887] ath10k_sdio mmc1:0001:1: failed to push frame: -12
>
> and it is not possible to connect via ssh to the other machine.
>
> One user inspected the size of frames on Wireshark and reported
> the followig:
>
> "I was able to narrow the issue down to the mtu. If I set the mtu for
> the wlan0 device to 1486 instead of 1500, the issue does not happen.
>
> The size of frames that I see on Wireshark is exactly 1500 after
> setting it to 1486."
>
> Clearing the HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE avoids the problem and
> the ssh command works successfully after that.
>
> Tested with QCA9377 SDIO with firmware WLAN.TF.1.1.1-00061-QCATFSWPZ-1.
>
> Fixes: 2f918ea98606 ("ath10k: enable alt data of TX path for sdio")
> Signed-off-by: Fabio Estevam <festevam@denx.de>
A gentle ping on this one.
next prev parent reply other threads:[~2021-11-15 20:26 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-15 16:04 [PATCH] ath10k: Clean the HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE flag Fabio Estevam
2021-11-15 18:06 ` Fabio Estevam [this message]
2021-11-24 3:26 ` Fabio Estevam
2021-11-24 7:46 ` Kalle Valo
2021-11-24 7:55 ` Wen Gong
2021-11-24 8:05 ` Kalle Valo
2021-11-24 12:50 ` Fabio Estevam
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