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Subject: Re: [PATCH 3/3] ath11k: set correct NL80211_FEATURE_DYNAMIC_SMPS for
 WCN6855
From:   Kalle Valo <kvalo@codeaurora.org>
In-Reply-To: <20210914163726.38604-3-jouni@codeaurora.org>
References: <20210914163726.38604-3-jouni@codeaurora.org>
To:     Jouni Malinen <jouni@codeaurora.org>
Cc:     ath11k@lists.infradead.org, linux-wireless@vger.kernel.org,
        Wen Gong <wgong@codeaurora.org>,
        Jouni Malinen <jouni@codeaurora.org>
User-Agent: pwcli/0.1.0-git (https://github.com/kvalo/pwcli/) Python/3.7.3
Message-ID: <163577602395.7461.6563543942960093028.kvalo@codeaurora.org>
Date:   Mon,  1 Nov 2021 14:13:47 +0000 (UTC)
Precedence: bulk

Jouni Malinen <jouni@codeaurora.org> wrote:

> Commit 6f4d70308e5e ("ath11k: support SMPS configuration for 6 GHz") changed
> "if (ht_cap & WMI_HT_CAP_DYNAMIC_SMPS)" to "if (ht_cap &
> WMI_HT_CAP_DYNAMIC_SMPS || ar->supports_6ghz)" which means
> NL80211_FEATURE_DYNAMIC_SMPS is enabled for all chips which support 6 GHz.
> However, WCN6855 supports 6 GHz but it does not support feature
> NL80211_FEATURE_DYNAMIC_SMPS, and this can lead to MU-MIMO test failures for
> WCN6855.
> 
> Disable NL80211_FEATURE_DYNAMIC_SMPS for WCN6855 since its ht_cap does not
> support WMI_HT_CAP_DYNAMIC_SMPS. Enable the feature only on QCN9074 as that's
> the only other device supporting 6 GHz band.
> 
> Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-01720.1-QCAHSPSWPL_V1_V2_SILICONZ_LITE-1
> 
> Signed-off-by: Wen Gong <wgong@codeaurora.org>
> Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

Patch applied to ath-next branch of ath.git, thanks.

82c434c10340 ath11k: set correct NL80211_FEATURE_DYNAMIC_SMPS for WCN6855

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20210914163726.38604-3-jouni@codeaurora.org/

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