From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A274EC4338F for ; Sat, 21 Aug 2021 05:40:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7EFCF611C9 for ; Sat, 21 Aug 2021 05:40:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231273AbhHUFlU (ORCPT ); Sat, 21 Aug 2021 01:41:20 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:61669 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229657AbhHUFlT (ORCPT ); Sat, 21 Aug 2021 01:41:19 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1629524441; h=Content-Type: MIME-Version: Message-ID: In-Reply-To: Date: References: Subject: Cc: To: From: Sender; bh=UC5eWRTEzqulkg0w1otRArNQRDvCbpACDgnYwfxDjIY=; b=kmVo2PMBipMpEzX1DjekLoBDddqrWZi15L9ujgbr/XkGScu9cV4KMpLu2bWRiHw4OOrD3TrC 3ArN+kGC53Z8hXhWHUb6/6dQ+Bk174NyhU63hssvxZsA+pVKqBtkAM0etj+AH5pJho1ROvM5 Gcv4W/V0TaFcTpACa6bt8Xw1BkM= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI3YTAwOSIsICJsaW51eC13aXJlbGVzc0B2Z2VyLmtlcm5lbC5vcmciLCAiYmU5ZTRhIl0= Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n01.prod.us-west-2.postgun.com with SMTP id 612091cbf588e42af198aea8 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Sat, 21 Aug 2021 05:40:27 GMT Sender: kvalo=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id A2E42C43616; Sat, 21 Aug 2021 05:40:27 +0000 (UTC) Received: from tynnyri.adurom.net (tynnyri.adurom.net [51.15.11.48]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: kvalo) by smtp.codeaurora.org (Postfix) with ESMTPSA id CCF54C4338F; Sat, 21 Aug 2021 05:40:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.codeaurora.org CCF54C4338F Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=codeaurora.org From: Kalle Valo To: Christian Lamparter Cc: linux-wireless@vger.kernel.org, devicetree@vger.kernel.org, ath9k-devel@qca.qualcomm.com Subject: Re: [RFC PATCH v1 1/3] dt-bindings:net:wireless:qca,ath9k: add nvmem-cells for calibration data References: <91e68ca7f65bee7197ed5829ef91bc526df16e8a.1629508039.git.chunkeey@gmail.com> Date: Sat, 21 Aug 2021 08:40:20 +0300 In-Reply-To: <91e68ca7f65bee7197ed5829ef91bc526df16e8a.1629508039.git.chunkeey@gmail.com> (Christian Lamparter's message of "Sat, 21 Aug 2021 03:09:13 +0200") Message-ID: <87ilzz9wzf.fsf@tynnyri.adurom.net> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Christian Lamparter writes: > On most embedded ath9k devices (like range extenders, > routers, accesspoints, ...) the calibration data for > the RF/PHY is simply stored in a MTD partition named > "ART", "caldata"/"calibration", etc. > > Any mtd partition is automatically registered in the > nvmem subsystem. This makes is possible to fetch the > necessary calibration directly from there at the low > cost of adding nvmem cell information via the > device-tree or via similar means. > > This speeds up the driver's initialization a lot, > because the driver doesn't have to wait for userspace > to provide the data via helpers. > > Signed-off-by: Christian Lamparter The series looks good to me. But I'm curious, why you marked this as RFC? Is there something controversial I missed? -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches