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Subject: Re: [PATCH v2 1/4] rtw88: sync the power state between driver and
 firmware
From:   Kalle Valo <kvalo@codeaurora.org>
In-Reply-To: <20201030084826.9034-2-tehuang@realtek.com>
References: <20201030084826.9034-2-tehuang@realtek.com>
To:     <tehuang@realtek.com>
Cc:     <tony0620emma@gmail.com>, <linux-wireless@vger.kernel.org>,
        <briannorris@chromium.org>
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Message-Id: <20201107155135.129BCC433C6@smtp.codeaurora.org>
Date:   Sat,  7 Nov 2020 15:51:35 +0000 (UTC)
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<tehuang@realtek.com> wrote:

> From: Chin-Yen Lee <timlee@realtek.com>
> 
> In current flow, driver issues power requests to firmware for entering or
> leaving deep power mode. But driver does not wait for an ack from firmware
> via reading CPWM register when driver requests to enter deep power mode.
> The behavior will lead to unsynchronized state between firmware and driver.
> Furthermore, consecutive same power requests may confuse firmware and leads
> to unexpected value of CPWM register. This patch ensures that the power
> request will wait for an ack from firmware and only send one power request
> each time.
> 
> Signed-off-by: Chin-Yen Lee <timlee@realtek.com>
> Signed-off-by: Tzu-En Huang <tehuang@realtek.com>

4 patches applied to wireless-drivers-next.git, thanks.

690390d841d2 rtw88: sync the power state between driver and firmware
a95949606828 rtw88: store firmware feature in firmware header
f31e039fab38 rtw88: add C2H response for checking firmware leave lps
fc3ac64a3a28 rtw88: decide lps deep mode from firmware feature.

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20201030084826.9034-2-tehuang@realtek.com/

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