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Message-ID: <167749453809.25422.2426932954308893470.kvalo@kernel.org> Date: Mon, 27 Feb 2023 10:42:19 +0000 (UTC) From: Kalle Valo <kvalo@...nel.org> To: John Keeping <john@...anate.com> Cc: netdev@...r.kernel.org, John Keeping <john@...anate.com>, Arend van Spriel <aspriel@...il.com>, Franky Lin <franky.lin@...adcom.com>, Hante Meuleman <hante.meuleman@...adcom.com>, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Alvin Šipraga <ALSI@...g-olufsen.dk>, linux-wireless@...r.kernel.org, brcm80211-dev-list.pdl@...adcom.com, SHA-cyfmac-dev-list@...ineon.com, linux-kernel@...r.kernel.org Subject: Re: [v2] wifi: brcmfmac: support CQM RSSI notification with older firmware John Keeping <john@...anate.com> wrote: > Using the BCM4339 firmware from linux-firmware (version "BCM4339/2 wl0: > Sep 5 2019 11:05:52 version 6.37.39.113 (r722271 CY)" from > cypress/cyfmac4339-sdio.bin) the RSSI respose is only 4 bytes, which > results in an error being logged. > > It seems that older devices send only the RSSI field and neither SNR nor > noise is included. Handle this by accepting a 4 byte message and > reading only the RSSI from it. > > Fixes: 7dd56ea45a66 ("brcmfmac: add support for CQM RSSI notifications") > Signed-off-by: John Keeping <john@...anate.com> Patch applied to wireless-next.git, thanks. ec52d77d0775 wifi: brcmfmac: support CQM RSSI notification with older firmware -- https://patchwork.kernel.org/project/linux-wireless/patch/20230124104248.2917465-1-john@metanate.com/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
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