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=-2.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 8CD9EC4740A for ; Mon, 9 Sep 2019 13:04:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5F29F21920 for ; Mon, 9 Sep 2019 13:04:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="m4C6Xk/j" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732222AbfIINEF (ORCPT ); Mon, 9 Sep 2019 09:04:05 -0400 Received: from mail-wr1-f66.google.com ([209.85.221.66]:38999 "EHLO mail-wr1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728300AbfIINEE (ORCPT ); Mon, 9 Sep 2019 09:04:04 -0400 Received: by mail-wr1-f66.google.com with SMTP id t16so13763035wra.6 for ; Mon, 09 Sep 2019 06:04:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=9y+22Q8ixtWcD5ju9SRyneHTrf2Ur/gcyX9aL38jrJ8=; b=m4C6Xk/j6j5iR6qiDeoF0BoZ6vmChDvg4ZUHZGDPPwDvfBnH1hKZmBSsAOTdCvvTO5 YGmDb1lmCn/E7iSQ2S005YmgvIXL6rJbsyQgRfPg4H0/AGqpD8RkFK70n78chiLKok4j 9iL8/W1WCvuhRISx3B5OGOWhEZXUlf2csBCJcGau5vnsnHn3+C3vB4/PyfCivyH0JOq2 L3ncuaHISdM5M2NBHFdwN3QXXUrSX7QaRTFGQALc+GA2gmQ1WkwdYd3r6se4/AmZyqke T6QE2eE7qidPUOKEHCh9mXFY4tzbH0HFJ6InTMQBgxvX0pKHNTKXtPkX+H1dXJK21H9K n6Og== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=9y+22Q8ixtWcD5ju9SRyneHTrf2Ur/gcyX9aL38jrJ8=; b=j+QEGXwZ3wBt32Xurz3XKegAAbixR86X+auOIMOWxUIgKSkr1vRrkyuZW1jA3ngUqd v8wQhVa/JkyS3bAvwSWm2Qy9b3vUsgDIS2hMqzRt6XHl3XcPsMxs1wQwL/jxeF4NzYp+ X+hyoe9dv3kgHqcIgQtQrsdcankpnqqpiQRG/YyqJx5LvuYNmkmb2cpK04F+KPqmnQEl ZdlI7BQAAz/QDzqhW9IXOxwsagfOUi3KNntgE1Mg7nZAeVN3QFTOD1cm6kwxzv4cPirv N1Qe5zjMEvZogNGxOE95ilx7iGfuz5DPQMSfEfgZ0PLafvVlcPuaoHi7xQSNTT45LCm6 WZ2A== X-Gm-Message-State: APjAAAVjtgdDDu2281ZQNKWi5iyZfXP9Es114gHCnOQxPXmpIkL+UDAv RqW4nVznuvnckD0o/B6gxIp8oQ== X-Google-Smtp-Source: APXvYqwk/hc+u/zqnHFB7vI8hYnVgaNIR9Xf1U5ML8a8gIMOmTBbmhFEHswaAoqNvRMqTbL5YHIWKw== X-Received: by 2002:adf:f88e:: with SMTP id u14mr18227770wrp.260.1568034242622; Mon, 09 Sep 2019 06:04:02 -0700 (PDT) Received: from holly.lan (cpc141214-aztw34-2-0-cust773.18-1.cable.virginm.net. [86.9.19.6]) by smtp.gmail.com with ESMTPSA id f3sm15033405wmh.9.2019.09.09.06.04.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Sep 2019 06:04:01 -0700 (PDT) Date: Mon, 9 Sep 2019 14:04:00 +0100 From: Daniel Thompson To: Jean-Jacques Hiblot Cc: Pavel Machek , kernel list , linux-arm-kernel , linux-omap@vger.kernel.org, tony@atomide.com, sre@kernel.org, nekit1000@gmail.com, mpartap@gmx.net, merlijn@wizzup.org, tomi.valkeinen@ti.com Subject: Re: Status of led-backlight driver Message-ID: <20190909130400.erccomveu2ongeks@holly.lan> References: <20190907100726.GA12763@amd> <20190909111410.dwqvg6b4lgxymn2o@holly.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 09, 2019 at 01:46:39PM +0200, Jean-Jacques Hiblot wrote: > Hi Daniel, > > On 09/09/2019 13:14, Daniel Thompson wrote: > > On Sat, Sep 07, 2019 at 12:07:27PM +0200, Pavel Machek wrote: > > > Hi! > > > > > > I don't see the LED-backlight driver in -next. Could it be pushed? It > > > is one of last pieces to get working backlight on Motorola Droid 4... > > Sorry, I dropped the ball on this and was therefore rather late > > reviewing this patchset. > > > > Assuming I have read the code correctly I think there are some > > problems with the max_brightness handling in the backlight code. > > Can you comment this? I'll be happy to fix the problem. I did that before replying to the nudges. See: https://lore.kernel.org/linux-leds/20190909095304.67ehnpg6gckwpno4@holly.lan/ > Reading the v4 again, I noticed that that I still had not removed the > brightness scaling. Is that the problem ? Yes (plus a couple of nits). Daniel.