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Message-ID: <5031E1B0.3000302@qca.qualcomm.com> (sfid-20120820_090542_237368_2438DEC6)
Date: Mon, 20 Aug 2012 10:05:20 +0300
From: Kalle Valo <kvalo@qca.qualcomm.com>
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To: Thomas Pedersen <c_tpeder@qca.qualcomm.com>
CC: <ath6kl-devel@qualcomm.com>, <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH] ath6kl: rework scheduled scan
References: <1345074684-4662-1-git-send-email-c_tpeder@qca.qualcomm.com>
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On 08/16/2012 02:51 AM, Thomas Pedersen wrote:
> This patch reflects changes in the firmware scheduled scan
> implementation to behave better in cases with multiple concurrent vifs.
> Major changes:
> 
> 	- scheduled scan filters and state are now programmed per-vif.
> 	- decouple scheduled scan from host sleep.
> 
> To maintain graceful failure with old firmwares, a new firmware
> capability bit is introduced: ATH6KL_FW_CAPABILITY_SCHED_SCAN_V2.
> ath6kl simply won't advertise scheduled scan to cfg80211 if the
> SCHED_SCAN_V2 is not supported.
> 
> Since firmwares from here on out won't support the previous implicit API
> for scheduled scan (set WoW filters and host sleep), bump the firmware
> API to protect old drivers.
> 
> Unfortunately, due to firmware RAM constraints ath6kl still cannot
> expect a scan complete event at the end of a scheduled scan results
> cycle, so the sched_scan_timer is retained.
> 
> Signed-off-by: Thomas Pedersen <c_tpeder@qca.qualcomm.com>

Thanks, applied.

Kalle