From: Johannes Berg <johannes@sipsolutions.net>
To: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Cc: linux-wireless@vger.kernel.org, Avri Altman <avri.altman@intel.com>
Subject: Re: [PATCH 06/16] mac80211: tell drivers the user TX power restriction
Date: Wed, 04 Mar 2015 10:34:51 +0100 [thread overview]
Message-ID: <1425461691.1810.5.camel@sipsolutions.net> (raw)
In-Reply-To: <1425193815-17785-7-git-send-email-emmanuel.grumbach@intel.com> (sfid-20150301_081046_434588_D9AF83D5)
On Sun, 2015-03-01 at 09:10 +0200, Emmanuel Grumbach wrote:
> From: Avri Altman <avri.altman@intel.com>
>
> Allow drivers to obtain the user's TX power restrictions in
> order to be able to apply it properly on (for example)
> hardware scanning which operations on a set of channels,
> in which case mac80211 cannot properly apply the per-channel
> regulatory limits, and the currently exposed txpower value,
> which is the minimum of the user setting, channel regulatory
> and possible 11h AP reduction isn't appropriate to use
> since scanning is done on many channels.
>
> Note that drivers need to be careful when using this value
> and must ensure that regulatory is maintained, i.e. the
> new value cannot be used as-is.
Actually, given that it looks like this conflicts with other things
we're doing, we're probably going to find another approach. I'll drop
this for now from my tree.
johannes
next prev parent reply other threads:[~2015-03-04 9:34 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-01 7:09 [PATCH 00/16] Various patches from our internal tree Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 01/16] mac80211: Update beacon's timing and DTIM count on every beacon Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 02/16] cfg80211: add operating classes 128-130 Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 03/16] mac80211: TDLS: support VHT between peers Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 04/16] mac80211: fix another suspend vs. association race Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 05/16] mac80211: handle drv_add_interface failures properly during reconfig Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 06/16] mac80211: tell drivers the user TX power restriction Emmanuel Grumbach
2015-03-04 9:34 ` Johannes Berg [this message]
2015-03-01 7:10 ` [PATCH 07/16] mac80211: don't do driver suspend with auth/assoc in progress Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 08/16] mac80211: remove useless double check for open_count in __ieee80211_suspend() Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 09/16] mac80211: start queues if driver rejected wowlan Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 10/16] mac80211: allow TDLS setup code to take wdev lock Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 11/16] mac80211: remove duplicate check for quiescing when queueing work Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 12/16] mac80211: update TDLS sta spatial streams before auth Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 13/16] mac80211: check and dequeue skb in ieee80211_tx_prepare_skb() Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 14/16] nl80211: prohibit mixing 'any' and regular wowlan triggers Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 15/16] mac80211: remove channel_switch_beacon operation Emmanuel Grumbach
2015-03-01 7:10 ` [PATCH 16/16] mac80211: allow iterating inactive interfaces Emmanuel Grumbach
2015-03-03 9:47 ` [PATCH 00/16] Various patches from our internal tree Johannes Berg
2015-03-03 10:01 ` Johannes Berg
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