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Date:   Sat, 18 May 2019 15:09:44 +0000
From:   Avri Altman <Avri.Altman@....com>
To:     Douglas Anderson <dianders@...omium.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Arend van Spriel <arend.vanspriel@...adcom.com>
CC:     "linux-rockchip@...ts.infradead.org" 
        <linux-rockchip@...ts.infradead.org>,
        Double Lo <double.lo@...ress.com>,
        "briannorris@...omium.org" <briannorris@...omium.org>,
        Madhan Mohan R <madhanmohan.r@...ress.com>,
        "mka@...omium.org" <mka@...omium.org>,
        Wright Feng <wright.feng@...ress.com>,
        Chi-Hsien Lin <chi-hsien.lin@...ress.com>,
        "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        Shawn Lin <shawn.lin@...k-chips.com>,
        "brcm80211-dev-list@...ress.com" <brcm80211-dev-list@...ress.com>,
        YueHaibing <yuehaibing@...wei.com>,
        Hante Meuleman <hante.meuleman@...adcom.com>,
        Martin Hicks <mort@...k.org>,
        Ritesh Harjani <riteshh@...eaurora.org>,
        Michael Trimarchi <michael@...rulasolutions.com>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Franky Lin <franky.lin@...adcom.com>,
        Jiong Wu <lohengrin1024@...il.com>,
        "brcm80211-dev-list.pdl@...adcom.com" 
        <brcm80211-dev-list.pdl@...adcom.com>,
        "David S. Miller" <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Naveen Gupta <naveen.gupta@...ress.com>,
        Madhan Mohan R <MadhanMohan.R@...ress.com>
Subject: RE: [PATCH 0/3] brcmfmac: sdio: Deal better w/ transmission errors
 waking from sleep

> 
> This series attempts to deal better with the expected transmission
> errors that we get when waking up the SDIO-based WiFi on
> rk3288-veyron-minnie, rk3288-veyron-speedy, and rk3288-veyron-mickey.
> 
> Some details about those errors can be found in
> <https://crbug.com/960222>, but to summarize it here: if we try to
> send the wakeup command to the WiFi card at the same time it has
> decided to wake up itself then it will behave badly on the SDIO bus.
> This can cause timeouts or CRC errors.
Wake-up itself: as part of a WoWlan, or d0i3?
Looks like this calls for a wifi driver fix, and not WA in the mmc driver.

Thanks,
Avri

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