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From: Avri Altman <Avri.Altman@wdc.com>
To: Douglas Anderson <dianders@chromium.org>,
	Ulf Hansson <ulf.hansson@linaro.org>,
	Kalle Valo <kvalo@codeaurora.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Arend van Spriel <arend.vanspriel@broadcom.com>
Cc: "linux-rockchip@lists.infradead.org" 
	<linux-rockchip@lists.infradead.org>,
	Double Lo <double.lo@cypress.com>,
	"briannorris@chromium.org" <briannorris@chromium.org>,
	Madhan Mohan R <madhanmohan.r@cypress.com>,
	"mka@chromium.org" <mka@chromium.org>,
	Wright Feng <wright.feng@cypress.com>,
	Chi-Hsien Lin <chi-hsien.lin@cypress.com>,
	"linux-mmc@vger.kernel.org" <linux-mmc@vger.kernel.org>,
	Shawn Lin <shawn.lin@rock-chips.com>,
	"brcm80211-dev-list@cypress.com" <brcm80211-dev-list@cypress.com>,
	YueHaibing <yuehaibing@huawei.com>,
	Hante Meuleman <hante.meuleman@broadcom.com>,
	Martin Hicks <mort@bork.org>,
	Ritesh Harjani <riteshh@codeaurora.org>,
	Michael Trimarchi <michael@amarulasolutions.com>,
	Wolfram Sang <wsa+renesas@sang-engineering.com>,
	Franky Lin <franky.lin@broadcom.com>,
	Jiong Wu <lohengrin1024@gmail.com>,
	"brcm80211-dev-list.pdl@broadcom.com" 
	<brcm80211-dev-list.pdl@broadcom.com>,
	"David S. Miller" <davem@davemloft.net>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Naveen Gupta <naveen.gupta@cypress.com>,
	Madhan Mohan R <MadhanMohan.R@cypress.com>
Subject: RE: [PATCH 0/3] brcmfmac: sdio: Deal better w/ transmission errors waking from sleep
Date: Sat, 18 May 2019 15:09:44 +0000	[thread overview]
Message-ID: <SN6PR04MB49258D4FBE0B4D739E8BAF7EFC040@SN6PR04MB4925.namprd04.prod.outlook.com> (raw)
In-Reply-To: <20190517225420.176893-1-dianders@chromium.org>

> 
> 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

WARNING: multiple messages have this Message-ID (diff)
From: Avri Altman <Avri.Altman@wdc.com>
To: Douglas Anderson <dianders@chromium.org>,
	Ulf Hansson <ulf.hansson@linaro.org>,
	Kalle Valo <kvalo@codeaurora.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Arend van Spriel <arend.vanspriel@broadcom.com>
Cc: "linux-rockchip@lists.infradead.org"
	<linux-rockchip@lists.infradead.org>,
	Double Lo <double.lo@cypress.com>,
	"briannorris@chromium.org" <briannorris@chromium.org>,
	Madhan Mohan R <madhanmohan.r@cypress.com>,
	"mka@chromium.org" <mka@chromium.org>,
	Wright Feng <wright.feng@cypress.com>,
	Chi-Hsien Lin <chi-hsien.lin@cypress.com>,
	"linux-mmc@vger.kernel.org" <linux-mmc@vger.kernel.org>,
	Shawn Lin <shawn.lin@rock-chips.com>,
	"brcm80211-dev-list@cypress.com" <brcm80211-dev-list@cypress.com>,
	YueHaibing <yuehaibing@huawei.com>,
	Hante Meuleman <hante.meuleman@broadcom.com>,
	Martin Hicks <mort@bork.org>,
	Ritesh Harjani <riteshh@codeaurora.org>,
	Michael Trimarchi <michael@amarulasolutions.com>,
	Wolfram Sang <wsa+renesas@sang-engineering.com>Franky Lin <fra>
Subject: RE: [PATCH 0/3] brcmfmac: sdio: Deal better w/ transmission errors waking from sleep
Date: Sat, 18 May 2019 15:09:44 +0000	[thread overview]
Message-ID: <SN6PR04MB49258D4FBE0B4D739E8BAF7EFC040@SN6PR04MB4925.namprd04.prod.outlook.com> (raw)
In-Reply-To: <20190517225420.176893-1-dianders@chromium.org>

> 
> 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

  parent reply	other threads:[~2019-05-18 15:10 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-17 22:54 [PATCH 0/3] brcmfmac: sdio: Deal better w/ transmission errors waking from sleep Douglas Anderson
2019-05-17 22:54 ` Douglas Anderson
2019-05-17 22:54 ` [PATCH 1/3] brcmfmac: re-enable command decode in sdio_aos for BRCM 4354 Douglas Anderson
2019-05-20  8:09   ` Arend Van Spriel
2019-05-20 18:20     ` Doug Anderson
2019-05-20 18:20       ` Doug Anderson
     [not found]   ` <20190517225420.176893-2-dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2019-05-28 12:18     ` Kalle Valo
2019-05-28 15:51       ` Doug Anderson
2019-05-28 15:51         ` Doug Anderson
2019-05-28 16:09         ` Arend Van Spriel
2019-05-28 16:09           ` Arend Van Spriel
2019-05-28 16:11           ` Arend Van Spriel
2019-05-28 16:11             ` Arend Van Spriel
2019-06-04  3:20             ` Wright Feng
2019-06-04  3:20               ` Wright Feng
2019-06-04 16:01               ` Doug Anderson
2019-06-04 16:01                 ` Doug Anderson
2019-06-04 16:48                 ` Arend Van Spriel
2019-06-04 16:48                   ` Arend Van Spriel
2019-05-29 14:51         ` Kalle Valo
2019-05-29 14:51           ` Kalle Valo
2019-05-28 12:18   ` Kalle Valo
2019-05-28 12:18     ` Kalle Valo
2019-05-17 22:54 ` [PATCH 2/3] mmc: core: API for temporarily disabling auto-retuning due to errors Douglas Anderson
2019-05-17 22:54   ` Douglas Anderson
2019-05-19  9:06   ` Wolfram Sang
2019-05-19  9:06     ` Wolfram Sang
2019-05-20  8:46     ` Arend Van Spriel
2019-05-20  8:52       ` Wolfram Sang
2019-05-20  8:52         ` Wolfram Sang
2019-05-26 18:42   ` Arend Van Spriel
2019-05-26 18:42     ` Arend Van Spriel
2019-05-28 10:04     ` Adrian Hunter
2019-05-28 11:21       ` Arend Van Spriel
2019-05-28 11:45         ` Adrian Hunter
2019-05-28 15:42           ` Doug Anderson
2019-05-17 22:54 ` [PATCH 3/3] brcmfmac: sdio: Disable auto-tuning around commands expected to fail Douglas Anderson
2019-05-18 15:09 ` Avri Altman [this message]
2019-05-18 15:09   ` [PATCH 0/3] brcmfmac: sdio: Deal better w/ transmission errors waking from sleep Avri Altman
2019-05-21  0:23   ` Brian Norris
2019-05-21  0:23     ` Brian Norris
2019-05-20  8:55 ` Arend Van Spriel
2019-05-20  8:55   ` Arend Van Spriel

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