Return-path: Received: from sabertooth01.qualcomm.com ([65.197.215.72]:8207 "EHLO sabertooth01.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752978AbdLNP3u (ORCPT ); Thu, 14 Dec 2017 10:29:50 -0500 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Subject: Re: wcn36xx: Add hardware scan offload support From: Kalle Valo In-Reply-To: <1512725730-19188-1-git-send-email-loic.poulain@linaro.org> References: <1512725730-19188-1-git-send-email-loic.poulain@linaro.org> To: Loic Poulain CC: , , , , , , Loic Poulain Message-ID: (sfid-20171214_162955_619675_8B59574C) Date: Thu, 14 Dec 2017 16:29:35 +0100 Sender: linux-wireless-owner@vger.kernel.org List-ID: Loic Poulain wrote: > Current hw_scan implementation does not trigger offloaded > hardware scan and seems to only put the device in a kind of > listening mode (beacon/probe-response) for software scan. > Since no probe request are generated by the software, current > scanning method is similar to a passive scan. > > This patch introduces support for 'true' hardware offloaded scan. > Hardware scan is configured and started via the start-scan-offload > firmware message. Once scan has been completed a scan indicator > message is received from firmware. > > Moreover, this patch includes support for directed probe-request, > allowing connection with hidden APs. It also fixes scan issues with > band-steering AP which are not 'visible' with passive scan (due to > hidden ssid in beacons). > > Let's keep the 'legacy' scanning method in case scan-offload is not > supported. > > Signed-off-by: Loic Poulain > Signed-off-by: Kalle Valo Patch applied to ath-next branch of ath.git, thanks. 2f3bef4b247e wcn36xx: Add hardware scan offload support -- https://patchwork.kernel.org/patch/10101937/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches