netdev - Re: [PATCH 1/1] linux-wireless: Added psk in struct cfg80211_connect_params needed for offloading 4way handshake to driver

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Date:	Tue, 11 Nov 2014 11:44:42 +0100
From:	Arend van Spriel <arend@...adcom.com>
To:	Johannes Berg <johannes@...solutions.net>
CC:	"Gautam (Gautam Kumar) Shukla" <gautams@...adcom.com>,
	"linville@...driver.com" <linville@...driver.com>,
	"linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
	"davem@...emloft.net" <davem@...emloft.net>,
	"linux-api@...r.kernel.org" <linux-api@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	Jithu Jance <jithu@...adcom.com>,
	Sreenath S <sreenats@...adcom.com>,
	Vladimir Kondratiev <vkondrat@....qualcomm.com>
Subject: Re: [PATCH 1/1] linux-wireless: Added psk in struct cfg80211_connect_params
 needed for offloading 4way handshake to driver

On 11-11-14 11:38, Johannes Berg wrote:
> On Tue, 2014-11-11 at 11:35 +0100, Arend van Spriel wrote:
> 
>> What did pop up is the wiphy flags vs. nl80211 feature flags. When that
>> comes up it looks like 'potAtoes, potaetoes' to me.
>>
>> So is there are clear design rule for when to use which flag. For me the
>> wiphy object represents the device/firmware and 4-way handshake offload
>> support is determined by what the device/firmware supports.
> 
> There are three types of flags:
> 
>  * wiphy flag attributes - deprecated as far as I'm concerned

Ok. deprecated is clear enough ;-)

>  * wiphy nl80211 feature flags - much easier to use in kernel (and
> userspace)
>  * nl80211 protocol flags - only one exists
>                             (NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP)

Thanks,
Arend

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