linux-kernel - Re: [PATCH] iwlwifi: select MAC80211

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Message-ID: <87fsvoc8ge.fsf@codeaurora.org>
Date:   Thu, 05 Aug 2021 16:44:17 +0300
From:   Kalle Valo <kvalo@...eaurora.org>
To:     Liwei Song <liwei.song@...driver.com>
Cc:     Luca Coelho <luciano.coelho@...el.com>,
        David <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] iwlwifi: select MAC80211_LEDS conditionally

Liwei Song <liwei.song@...driver.com> writes:

> On 6/24/21 18:41, Kalle Valo wrote:
>> Liwei Song <liwei.song@...driver.com> writes:
>> 
>>> MAC80211_LEDS depends on LEDS_CLASS=y or LEDS_CLASS=MAC80211,
>>> add condition to enable it in iwlwifi/Kconfig to avoid below
>>> compile warning when LEDS_CLASS was set to m:
>>>
>>> WARNING: unmet direct dependencies detected for MAC80211_LEDS
>>>   Depends on [n]: NET [=y] && WIRELESS [=y] && MAC80211 [=y] &&
>>> (LEDS_CLASS [=m]=y || LEDS_CLASS [=m]=MAC80211 [=y])
>>>   Selected by [m]:
>>>   - IWLWIFI_LEDS [=y] && NETDEVICES [=y] && WLAN [=y] &&
>>> WLAN_VENDOR_INTEL [=y] && IWLWIFI [=m] && (LEDS_CLASS [=m]=y ||
>>> LEDS_CLASS [=m]=IWLWIFI [=m]) && (IWLMVM [=m] || IWLDVM [=m])
>>>
>>> Signed-off-by: Liwei Song <liwei.song@...driver.com>
>> 
>> Is this is a new regression or an old bug? What commit caused this?
>
> It should be exist when the below commit change the dependency of MAC80211_LEDS
> to fix some build error:
>
> commit b64acb28da8394485f0762e657470c9fc33aca4d
> Author: Arnd Bergmann <arnd@...db.de>
> Date:   Mon Jan 25 12:36:42 2021 +0100
>
>     ath9k: fix build error with LEDS_CLASS=m

Thanks, it seems LEDS_CLASS is a constant source of problems for
wireless drivers :/

Luca, what should we do? We cannot have compile errors in the tree.

I assigned this patch to me on patchwork.

-- 
https://patchwork.kernel.org/project/linux-wireless/list/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches