linux-kernel - Re: [PATCH] staging: r8822be: Fix RTL8822be can't find any wireless AP

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Date:   Sun, 8 Jul 2018 11:30:08 -0500
From:   Larry Finger <Larry.Finger@...inger.net>
To:     pkshih@...ltek.com, gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org,
        jian-hong@...lessm.com
Subject: Re: [PATCH] staging: r8822be: Fix RTL8822be can't find any wireless
 AP

On 07/06/2018 12:44 AM, pkshih@...ltek.com wrote:
> From: Ping-Ke Shih <pkshih@...ltek.com>
> 
> RTL8822be can't bring up properly on ASUS X530UN, and dmesg says:
> [ 8.591333] r8822be: module is from the staging directory, the quality
> is unknown, you have been warned.
> [ 8.593122] r8822be 0000:02:00.0: enabling device (0000 -> 0003)
> [ 8.669163] r8822be: Using firmware rtlwifi/rtl8822befw.bin
> [ 9.289939] r8822be: rtlwifi: wireless switch is on
> [ 10.056426] r8822be 0000:02:00.0 wlp2s0: renamed from wlan0
> ...
> [ 11.952534] r8822be: halmac_init_hal failed
> [ 11.955933] r8822be: halmac_init_hal failed
> [ 11.956227] r8822be: halmac_init_hal failed
> [ 22.007942] r8822be: halmac_init_hal failed
> 
> Jian-Hong reported it works if turn off ASPM with module parameter aspm=0.
> In order to fix this problem kindly, this commit don't turn off aspm but
> enlarge ASPM L1 latency to 7.
> 
> Reported-by: Jian-Hong Pan <jian-hong@...lessm.com>
> Tested-by: Jian-Hong Pan <jian-hong@...lessm.com>
> Signed-off-by: Ping-Ke Shih <pkshih@...ltek.com>

This patch definitely needs a Cc for stable. Otherwise I ACK it.

Larry