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From: Kalle Valo <kvalo@codeaurora.org>
To: Douglas Anderson <dianders@chromium.org>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Arend van Spriel <arend.vanspriel@broadcom.com>,
	linux-rockchip@lists.infradead.org,
	Double Lo <double.lo@cypress.com>,
	briannorris@chromium.org,
	Madhan Mohan R <madhanmohan.r@cypress.com>,
	mka@chromium.org, Wright Feng <wright.feng@cypress.com>,
	Chi-Hsien Lin <chi-hsien.lin@cypress.com>,
	Douglas Anderson <dianders@chromium.org>,
	brcm80211-dev-list.pdl@broadcom.com,
	Franky Lin <franky.lin@broadcom.com>,
	netdev@vger.kernel.org, linux-wireless@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Madhan Mohan R <MadhanMohan.R@cypress.com>,
	Hante Meuleman <hante.meuleman@broadcom.com>,
	Naveen Gupta <naveen.gupta@cypress.com>,
	brcm80211-dev-list@cypress.com,
	YueHaibing <yuehaibing@huawei.com>,
	"David S. Miller" <davem@davemloft.net>
Subject: Re: [PATCH 1/3] brcmfmac: re-enable command decode in sdio_aos for BRCM 4354
Date: Tue, 28 May 2019 12:18:33 +0000 (UTC)	[thread overview]
Message-ID: <20190528121833.B45F06087F@smtp.codeaurora.org> (raw)
In-Reply-To: <20190517225420.176893-2-dianders@chromium.org>

Douglas Anderson <dianders@chromium.org> wrote:

> In commit 29f6589140a1 ("brcmfmac: disable command decode in
> sdio_aos") we disabled something called "command decode in sdio_aos"
> for a whole bunch of Broadcom SDIO WiFi parts.
> 
> After that patch landed I find that my kernel log on
> rk3288-veyron-minnie and rk3288-veyron-speedy is filled with:
>   brcmfmac: brcmf_sdio_bus_sleep: error while changing bus sleep state -110
> 
> This seems to happen every time the Broadcom WiFi transitions out of
> sleep mode.  Reverting the part of the commit that affects the WiFi on
> my boards fixes the problem for me, so that's what this patch does.
> 
> Note that, in general, the justification in the original commit seemed
> a little weak.  It looked like someone was testing on a SD card
> controller that would sometimes die if there were CRC errors on the
> bus.  This used to happen back in early days of dw_mmc (the controller
> on my boards), but we fixed it.  Disabling a feature on all boards
> just because one SD card controller is broken seems bad.  ...so
> instead of just this patch possibly the right thing to do is to fully
> revert the original commit.
> 
> Fixes: 29f6589140a1 ("brcmfmac: disable command decode in sdio_aos")
> Signed-off-by: Douglas Anderson <dianders@chromium.org>

I don't see patch 2 in patchwork and I assume discussion continues.
Please resend if/when I need to apply something.

2 patches set to Changes Requested.

10948785 [1/3] brcmfmac: re-enable command decode in sdio_aos for BRCM 4354
10948777 [3/3] brcmfmac: sdio: Disable auto-tuning around commands expected to fail

-- 
https://patchwork.kernel.org/patch/10948785/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches


WARNING: multiple messages have this Message-ID (diff)
From: Kalle Valo <kvalo@codeaurora.org>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Arend van Spriel <arend.vanspriel@broadcom.com>,
	linux-rockchip@lists.infradead.org,
	Double Lo <double.lo@cypress.com>,
	briannorris@chromium.org,
	Madhan Mohan R <madhanmohan.r@cypress.com>,
	mka@chromium.org, Wright Feng <wright.feng@cypress.com>,
	Chi-Hsien Lin <chi-hsien.lin@cypress.com>,
	Douglas Anderson <dianders@chromium.org>,
	brcm80211-dev-list.pdl@broadcom.com,
	Franky Lin <franky.lin@broadcom.com>,
	netdev@vger.kernel.org, linux-wireless@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Madhan Mohan R <MadhanMohan.R@cypress.com>,
	Hante Meuleman <hante.meuleman@broadcom.com>,
	Naveen Gupta <naveen.gupta@cypress.com>,
	brcm80211-dev-list@cypress.com,
	YueHaibing <yuehaibing@huawei.com>
Subject: Re: [PATCH 1/3] brcmfmac: re-enable command decode in sdio_aos for BRCM 4354
Date: Tue, 28 May 2019 12:18:33 +0000 (UTC)	[thread overview]
Message-ID: <20190528121833.B45F06087F@smtp.codeaurora.org> (raw)
In-Reply-To: <20190517225420.176893-2-dianders@chromium.org>

Douglas Anderson <dianders@chromium.org> wrote:

> In commit 29f6589140a1 ("brcmfmac: disable command decode in
> sdio_aos") we disabled something called "command decode in sdio_aos"
> for a whole bunch of Broadcom SDIO WiFi parts.
> 
> After that patch landed I find that my kernel log on
> rk3288-veyron-minnie and rk3288-veyron-speedy is filled with:
>   brcmfmac: brcmf_sdio_bus_sleep: error while changing bus sleep state -110
> 
> This seems to happen every time the Broadcom WiFi transitions out of
> sleep mode.  Reverting the part of the commit that affects the WiFi on
> my boards fixes the problem for me, so that's what this patch does.
> 
> Note that, in general, the justification in the original commit seemed
> a little weak.  It looked like someone was testing on a SD card
> controller that would sometimes die if there were CRC errors on the
> bus.  This used to happen back in early days of dw_mmc (the controller
> on my boards), but we fixed it.  Disabling a feature on all boards
> just because one SD card controller is broken seems bad.  ...so
> instead of just this patch possibly the right thing to do is to fully
> revert the original commit.
> 
> Fixes: 29f6589140a1 ("brcmfmac: disable command decode in sdio_aos")
> Signed-off-by: Douglas Anderson <dianders@chromium.org>

I don't see patch 2 in patchwork and I assume discussion continues.
Please resend if/when I need to apply something.

2 patches set to Changes Requested.

10948785 [1/3] brcmfmac: re-enable command decode in sdio_aos for BRCM 4354
10948777 [3/3] brcmfmac: sdio: Disable auto-tuning around commands expected to fail

-- 
https://patchwork.kernel.org/patch/10948785/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches

  parent reply	other threads:[~2019-05-28 12:18 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 [this message]
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 ` [PATCH 0/3] brcmfmac: sdio: Deal better w/ transmission errors waking from sleep Avri Altman
2019-05-18 15:09   ` 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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