From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from s3.sipsolutions.net ([5.9.151.49] helo=sipsolutions.net) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1avM2I-0000CE-BJ for ath10k@lists.infradead.org; Wed, 27 Apr 2016 09:45:35 +0000 Message-ID: <1461750305.3723.9.camel@sipsolutions.net> Subject: Re: [PATCH v2] ath10k: remove VHT capabilities from 2.4GHz From: Johannes Berg Date: Wed, 27 Apr 2016 11:45:05 +0200 In-Reply-To: (sfid-20160427_113746_741811_8AD5A5E1) References: <1461244669-19871-1-git-send-email-kvalo@qca.qualcomm.com> <5718EE7A.4030503@candelatech.com> <1461654272.16188.4.camel@sipsolutions.net> <87mvogy3ux.fsf@kamboji.qca.qualcomm.com> <571FCB22.5000305@candelatech.com> <20160427091653.GB4345@w1.fi> (sfid-20160427_113746_741811_8AD5A5E1) Mime-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: Krishna Chaitanya , Jouni Malinen Cc: Ben Greear , "linux-wireless@vger.kernel.org" , "Valo, Kalle" , "ath10k@lists.infradead.org" T24gV2VkLCAyMDE2LTA0LTI3IGF0IDE1OjA3ICswNTMwLCBLcmlzaG5hIENoYWl0YW55YSB3cm90 ZToKPsKgCj4gSWYgbWFueSB2ZW5kb3JzIG5lZWQgdGhpcyBzdXBwb3J0LCB0aGVuIG1hYzgwMjEx IGFwcHJhb2NoIHdvdWxkIGJlCj4gZ29vZC4gSWYgbm90LCB3ZSBzaG91bGQgc3RpY2sgdG8gZHJp dmVyIGFwcHJvYWNoLgoKVHJ5aW5nIHRvIGRvIHRoaXMgaW4gdGhlIGRyaXZlciBnZXRzIHByYWN0 aWNhbGx5IGltcG9zc2libGUsIHNvIG5vLCBpdApyZWFsbHkgc2hvdWxkIGJlIGRvbmUgaW4gbWFj ODAyMTEgZWl0aGVyIHdheS4gRHJpdmVycyBoYXZlIHRvIG9wdCBpbiBieQpyZXBvcnRpbmcgVkhU IGNhcHMgZm9yIDIuNCBHSHosIGF0IHdoaWNoIHBvaW50IHdlIHNpbXBseSByZXZlcnQgdGhpcwpw YXRjaCwgYnV0IGdldCB0aGUgcmlnaHQgb3Zlci10aGUtYWlyIGJlaGF2aW91ci4KCmpvaGFubmVz CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphdGgxMGsg bWFpbGluZyBsaXN0CmF0aDEwa0BsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZy YWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vYXRoMTBrCg== From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from s3.sipsolutions.net ([5.9.151.49]:50269 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753662AbcD0JpO (ORCPT ); Wed, 27 Apr 2016 05:45:14 -0400 Message-ID: <1461750305.3723.9.camel@sipsolutions.net> (sfid-20160427_114528_041318_FA19C35E) Subject: Re: [PATCH v2] ath10k: remove VHT capabilities from 2.4GHz From: Johannes Berg To: Krishna Chaitanya , Jouni Malinen Cc: Ben Greear , "Valo, Kalle" , "ath10k@lists.infradead.org" , "linux-wireless@vger.kernel.org" Date: Wed, 27 Apr 2016 11:45:05 +0200 In-Reply-To: (sfid-20160427_113746_741811_8AD5A5E1) References: <1461244669-19871-1-git-send-email-kvalo@qca.qualcomm.com> <5718EE7A.4030503@candelatech.com> <1461654272.16188.4.camel@sipsolutions.net> <87mvogy3ux.fsf@kamboji.qca.qualcomm.com> <571FCB22.5000305@candelatech.com> <20160427091653.GB4345@w1.fi> (sfid-20160427_113746_741811_8AD5A5E1) Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Wed, 2016-04-27 at 15:07 +0530, Krishna Chaitanya wrote: >  > If many vendors need this support, then mac80211 appraoch would be > good. If not, we should stick to driver approach. Trying to do this in the driver gets practically impossible, so no, it really should be done in mac80211 either way. Drivers have to opt in by reporting VHT caps for 2.4 GHz, at which point we simply revert this patch, but get the right over-the-air behaviour. johannes