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From: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Date: Tue, 20 Mar 2018 22:14:08 +0100
Message-ID: <CAFBinCDAW9=VdvDn3-xtOAb-DkQYPiRsiP+hgtjV6AfMs__Pvg@mail.gmail.com> (sfid-20180320_221435_513650_89B1BB9F)
Subject: Re: [PATCH] ath9k: introduce endian_check module parameter
To: =?UTF-8?B?UmFmYcWCIE1pxYJlY2tp?= <zajec5@gmail.com>
Cc: Arend van Spriel <arend.vanspriel@broadcom.com>,
        Kalle Valo <kvalo@codeaurora.org>,
        Bas Vermeulen <bvermeul@blackstar.nl>,
        "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
        QCA ath9k Development <ath9k-devel@qca.qualcomm.com>,
        Felix Fietkau <nbd@nbd.name>, dev@kresin.me
Content-Type: text/plain; charset="UTF-8"
Sender: linux-wireless-owner@vger.kernel.org

Hi Rafal,

On Tue, Mar 20, 2018 at 10:07 PM, Rafa=C5=82 Mi=C5=82ecki <zajec5@gmail.com=
> wrote:
> On 19 March 2018 at 09:11, Martin Blumenstingl
> <martin.blumenstingl@googlemail.com> wrote:
>> - some ship with a broken EEPROM that enables the 5GHz band on a
>> 2.4GHz-only card, which is why we need "qca,disable-5ghz"
>
> No. You just need to use ieee80211-freq-limit.
you are right with this one, "qca,disable-5ghz" is an out-of-tree
patch and ieee80211-freq-limit support should be added upstream
instead
however, the cause is still the same (devices are shipped with an
EEPROM which has the 5GHz band enabled while it shouldn't have)


Regards
Martin