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[23.128.96.18]) by mx.google.com with ESMTP id r21si898233ejo.47.2021.10.08.14.39.42; Fri, 08 Oct 2021 14:40:06 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20210112 header.b=dQ0efTIP; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231714AbhJHVkF (ORCPT + 99 others); Fri, 8 Oct 2021 17:40:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33572 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230384AbhJHVkC (ORCPT ); Fri, 8 Oct 2021 17:40:02 -0400 Received: from mail-io1-xd2b.google.com (mail-io1-xd2b.google.com [IPv6:2607:f8b0:4864:20::d2b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 40563C061570 for ; Fri, 8 Oct 2021 14:38:06 -0700 (PDT) Received: by mail-io1-xd2b.google.com with SMTP id 5so12200300iov.9 for ; Fri, 08 Oct 2021 14:38:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=b/00gewG7UHvLp0h/Ly/IXeN+qoVZwxiCoqxtVebbaI=; b=dQ0efTIPLYgHkP9U3dBEnvmvLY8za0lfnn/jylE/ulZ7zzSc1RBgqjCPWTJbCywGq6 cpcZej1RcJAyZQ/UhxVaE7tvdYg7DQI/2Els9a0Xjzo6Si3dcWw3ltdvGFRVsCniX3+0 LABaOfhs3fvNty6v0UECd4B4StXBRl+6QmoiwtXAfBPgIvUqenZJEs+NqDqIM9rGE9Rf QhXCblG3djveSWk5T98TPMRXSDvDnmaNIOsPKPZyXJKg4hjzaw+Cv1z4APTMPb1YMLy4 A3X643heB80Rhlfhmo6o2AFNOf4UfJEKkndgWAky5btmvpHG/9hVh1G1AJGX9Cjolc2i WkpQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=b/00gewG7UHvLp0h/Ly/IXeN+qoVZwxiCoqxtVebbaI=; b=2ldaCLGlj+UqNex6izRoKHi1dydB0TGw3DD+0eG/Wxtmkjk4HA2eRys+HSIxsscv8P i2Y9TzWp373srYqlBOZLy6s7PbY8QG5rx3tMioIHr+FBzEp9pZJRjIqKJNHfSQWVdhRy CBwAqIu/SSU0R67AXTju/4XYfm4qy+xRxKkGfsJ3WLrtnF59tlceVpOF/i8gnHjJmv4B yIWtKssMSzPb54+yFCjre+dvk5TdhFu0uHvXoja0W/ew0wtJ2d6J/dXtJXfB9AdbJi42 syHwrvKL7iup7bHCahaze4ErPLuYBct1ds0x4JkPPY8eYqru5z4qDdk46hquSsKEtDg5 bS+w== X-Gm-Message-State: AOAM532fH/CoQUVQL4gNlSag1X5Z/IJiMcYah3gddJXkUdxPlsSm4F8V +ycHooGhOgIMAuDHEdipbmBKrraBH4SJRUDE+Nax/Q== X-Received: by 2002:a6b:f915:: with SMTP id j21mr9273745iog.98.1633729085509; Fri, 08 Oct 2021 14:38:05 -0700 (PDT) MIME-Version: 1.0 References: <20210930030557.1426-1-bjorn.andersson@linaro.org> <20210930030557.1426-3-bjorn.andersson@linaro.org> In-Reply-To: From: Doug Anderson Date: Fri, 8 Oct 2021 14:37:52 -0700 Message-ID: Subject: Re: [PATCH v6 3/3] drm/bridge: ti-sn65dsi86: Implement the pwm_chip To: Bjorn Andersson , Robert Foss Cc: Andrzej Hajda , Neil Armstrong , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , David Airlie , Daniel Vetter , Thierry Reding , "Uwe Kleine-K?nig" , Lee Jones , dri-devel , LKML , linux-pwm , linux-arm-msm Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Wed, Oct 6, 2021 at 8:51 PM Bjorn Andersson wrote: > > On Wed 29 Sep 20:05 PDT 2021, Bjorn Andersson wrote: > > > The SN65DSI86 provides the ability to supply a PWM signal on GPIO 4, > > with the primary purpose of controlling the backlight of the attached > > panel. Add an implementation that exposes this using the standard PWM > > framework, to allow e.g. pwm-backlight to expose this to the user. > > > > Signed-off-by: Bjorn Andersson > > Any feedback on this? I feel like Uwe and you have spent enough time on all the math and it is clearly working well for you, so I continued to not dive deep into it. However, in general I think this has been spun enough and it's ready / beneficial to land. It sounds like Robert has agreed to do the honors (assuming Uwe acks patch #1) and that suits me fine. Reviewed-by: Douglas Anderson