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Subject: Re: [PATCH v3 1/5] wifi: rtl8xxxu: Add central frequency offset
 tracking
From:   Kalle Valo <kvalo@kernel.org>
In-Reply-To: <d1cfc9ef-dfc1-b3dc-c471-fe18aee8962e@gmail.com>
References: <d1cfc9ef-dfc1-b3dc-c471-fe18aee8962e@gmail.com>
To:     Bitterblue Smith <rtl8821cerfe2@gmail.com>
Cc:     "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
        Jes Sorensen <Jes.Sorensen@gmail.com>
User-Agent: pwcli/0.1.1-git (https://github.com/kvalo/pwcli/) Python/3.7.3
Message-ID: <166730096092.21401.15624908511546380756.kvalo@kernel.org>
Date:   Tue,  1 Nov 2022 11:09:22 +0000 (UTC)
Precedence: bulk

Bitterblue Smith <rtl8821cerfe2@gmail.com> wrote:

> According to Realtek programmers, "to adjust oscillator to align
> central frequency of connected AP. Then, it can yield better
> performance." From commit fb8517f4fade ("rtw88: 8822c: add CFO
> tracking").
> 
> The RTL8192CU and a version of RTL8723AU apparently don't have the
> ability to adjust the oscillator, so this doesn't apply to them.
> 
> This also doesn't apply to the wifi + bluetooth combo chips (RTL8723AU
> and RTL8723BU) because the CFO tracking should only be done when
> bluetooth is disabled, and determining that looked complicated.
> 
> That leaves only the RTL8192EU and RTL8188FU chips. I tested this with
> the latter.
> 
> Signed-off-by: Bitterblue Smith <rtl8821cerfe2@gmail.com>
> Reviewed-by: Ping-Ke Shih <pkshih@realtek.com>

Failed to apply, please rebase on top of latest wireless-next.

error: sha1 information is lacking or useless (drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h).
error: could not build fake ancestor
hint: Use 'git am --show-current-patch=diff' to see the failed patch
Applying: wifi: rtl8xxxu: Fix the CCK RSSI calculation
Patch failed at 0001 wifi: rtl8xxxu: Fix the CCK RSSI calculation

5 patches set to Changes Requested.

13023979 [v3,1/5] wifi: rtl8xxxu: Add central frequency offset tracking
13023981 [v3,2/5] wifi: rtl8xxxu: Fix the CCK RSSI calculation
13023982 [v3,3/5] wifi: rtl8xxxu: Recognise all possible chip cuts
13023983 [v3,4/5] wifi: rtl8xxxu: Set IEEE80211_HW_SUPPORT_FAST_XMIT
13023984 [v3,5/5] wifi: rtl8xxxu: Use dev_info instead of pr_info

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/d1cfc9ef-dfc1-b3dc-c471-fe18aee8962e@gmail.com/

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