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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7BC3DC433FE for ; Wed, 3 Nov 2021 17:31:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5BBCC6112E for ; Wed, 3 Nov 2021 17:31:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230258AbhKCRdt (ORCPT ); Wed, 3 Nov 2021 13:33:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44154 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229621AbhKCRds (ORCPT ); Wed, 3 Nov 2021 13:33:48 -0400 Received: from mail-wr1-x42e.google.com (mail-wr1-x42e.google.com [IPv6:2a00:1450:4864:20::42e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8B62FC061714 for ; Wed, 3 Nov 2021 10:31:11 -0700 (PDT) Received: by mail-wr1-x42e.google.com with SMTP id t30so4703036wra.10 for ; Wed, 03 Nov 2021 10:31:11 -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; bh=FbRhYZ6lLMWqngWf2cqxRUv8emxiI2fe6YSOeSSY8HY=; b=nvJNc3kB/aIJ8WA5Xc4dAfyJGXOUT9mCxG5OAo8haBSVue2iRvfBP+hqB6ahbX+ezi zqI15/N++dSJ6NlXr5VpwmG2D9my+DL6ow3oHvtGg8YATWsixC12aBHCHzV5MJ/3zA8U YiC82fphylyv3ro6WIM8eFAA/MzyMKQ28xkj9DUimMQBRmZ9ORq+fhracfulrKJXv6/a fLYj2Q/NRYDMZ6oG5j8v9ccvHrdJChuEY+bKa8Gc3SOOX17C/uToTT8RmeNkyfelbGJs TBz5ikILIVWAIYpHxulkY9g83YALDcES29WGuLv7K2d8cVrVi2/OdRJSBq4IZ0p5NSKZ uTgA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=FbRhYZ6lLMWqngWf2cqxRUv8emxiI2fe6YSOeSSY8HY=; b=8MVzlfuMQqsKN+d6y4B65OyE3PriTao5Pob6Kztc8VpopjXR0Zdrp+RcY0rDK7+f91 wR5z+BKrIgiCPLzeJl4ImbI4D9cJvagxSgJVVlbNYzcWAm2RUz5jmJbC7P8cTCFw4AiL ThyfWzB731TUgzoH7rHv6wZCtC+AkaEtRJanD899N0XqUYjaMptMNlXij3YTMZoRbTlE oVzd/yv9ymGXneO9MMRO0XEKUQebuM8fwYorq/Lrap4KKDn0HNCwVVttUwnKf9eGeT5+ CsqbmcyZ/05cQm5TuALvwgpIC6WECNcfumakUIKrLfnENywUtWvDqsrjRH3fpOcaspdV n3sg== X-Gm-Message-State: AOAM530lI39KnqmcKEEWNB+pOUrs/Mfv0fLe87nv3oJu4C7VFyq0jKSi tdsUUJrRjVHW6XaCjrv1UeHT7g== X-Google-Smtp-Source: ABdhPJy6rnwrTz9baM7+pLMjNFPj2w5GZHKSc6LlHvcgadsD8ViZl7qmm+hRQaAogHkXjOwtekBfig== X-Received: by 2002:adf:d4c2:: with SMTP id w2mr40778374wrk.225.1635960670132; Wed, 03 Nov 2021 10:31:10 -0700 (PDT) Received: from maple.lan (cpc141216-aztw34-2-0-cust174.18-1.cable.virginm.net. [80.7.220.175]) by smtp.gmail.com with ESMTPSA id a9sm2575261wrt.66.2021.11.03.10.31.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 Nov 2021 10:31:09 -0700 (PDT) Date: Wed, 3 Nov 2021 17:31:07 +0000 From: Daniel Thompson To: Hans de Goede Cc: Lee Jones , Jingoo Han , Tsuchiya Yuto , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 3/3] backlight: lp855x: Add support ACPI enumeration Message-ID: <20211103173107.xlchsysme5xzpn24@maple.lan> References: <20211102225504.18920-1-hdegoede@redhat.com> <20211102225504.18920-3-hdegoede@redhat.com> <20211103171756.wxthncse2f4syeiz@maple.lan> <5d431db5-30dc-b51c-7abb-ab57a3de2f8f@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5d431db5-30dc-b51c-7abb-ab57a3de2f8f@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Nov 03, 2021 at 06:28:15PM +0100, Hans de Goede wrote: > Hi, > > On 11/3/21 18:17, Daniel Thompson wrote: > > On Tue, Nov 02, 2021 at 11:55:04PM +0100, Hans de Goede wrote: > >> The Xiaomi Mi Pad 2 tablet uses an ACPI enumerated LP8556 backlight > >> controller for its LCD-panel, with a Xiaomi specific ACPI HID of > >> "XMCC0001", add support for this. > >> > >> Note the new "if (id)" check also fixes a NULL pointer deref when a user > >> tries to manually bind the driver from sysfs. > >> > >> When CONFIG_ACPI is disabled acpi_match_device() will always return NULL, > >> so the lp855x_parse_acpi() call will get optimized away. > >> > >> Signed-off-by: Hans de Goede > > > > Reviewed-by: Daniel Thompson > > Thank you. > > So what is the process for upstreaming backlight patches, > do these go through drm-misc-next (in that case I can push > the series myself), or will you pick these up ? Lee Jones gathers up the backlight patches and sends a PR (but, except in exceptional cases, treats my R-b as a pre-requisite before doing so). Daniel.