From patchwork Mon Nov 30 13:31:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Scally X-Patchwork-Id: 334911 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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 31E3AC83014 for ; Mon, 30 Nov 2020 13:34:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DA611207BC for ; Mon, 30 Nov 2020 13:34:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="U5BTjckr" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727064AbgK3Nda (ORCPT ); Mon, 30 Nov 2020 08:33:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38616 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727040AbgK3NdZ (ORCPT ); Mon, 30 Nov 2020 08:33:25 -0500 Received: from mail-wm1-x343.google.com (mail-wm1-x343.google.com [IPv6:2a00:1450:4864:20::343]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 89174C061A4B; Mon, 30 Nov 2020 05:32:10 -0800 (PST) Received: by mail-wm1-x343.google.com with SMTP id d3so15384325wmb.4; Mon, 30 Nov 2020 05:32:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=PU5pzfp9qjZchwd6gQsD9rYDZy2eDuXuRH5bJdGJC0I=; b=U5BTjckr0oVrRYN6a8BJ119QQdABZbwQdy24f0+UzrNFCi+R7C4G/6NODwrPu7MDtt KCpEwMGcMNV2PKLkKA7CVVtBqi46SBHHbCRInZs0SkyQVs1WJMFqAQ5u59viPRCOgY4F kWa8w2arggByNI+erKsz0V+8Dh4+gu2dBBAB2uvMHbCTlU5m9tSzdRnhIubV1HBjM4Jq w7bQ6C2zE0Jk9x/Z8eRcGA2s4w2jbViGjyajCUdD2mS3RwnOjywUh6AxkS7woGqkZ46x GzDPLz1HlQZcKrLMmqXONjniAZtdaMu1RkXvngFhrZb29ZKb66JpdC4szonBwTEkRkzi wCeQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=PU5pzfp9qjZchwd6gQsD9rYDZy2eDuXuRH5bJdGJC0I=; b=Ilr3Ag7HJr30sPWiURNe813MbHY2IlFWXMOMvh+xpgARj2xmCOnyQy02ikIjSKlf5Y 4A38VmnTRMqPHQaRqw3LBksQ54GnSfwhrJBBxUnIJL8HA9lmyVGW1m/DmnDxysm7bDQ0 Pj7ELVvMePlAe5E1SMXYfrcSkmr4fsligYqqHIRg4BkiBAIpzAhgdOR0XKkpXVsK0zRY 9LzRrKFPu45Z/QcJ0p90EVwDMJ7k3DpSr830g6iLsG2byRJUXYJMCD2CkXC7FnmaKOpP 2z6kA3XQBWIe4BJ6IOzxphI00zEaoeQkMCHJMx9hxPeEWwJ/0G5H5EkxzeMcFHErWXgl ZynA== X-Gm-Message-State: AOAM532gMQivEkY4rbMDXEu7S9aPVO5pUEkV1pcJ7WvMUqfotf+0PcSZ 27a0wMTixu0ybSSNFw1w2MuGZRtluGrmeCyB X-Google-Smtp-Source: ABdhPJyWcNS8XvtotcTFst6kuSUA2Ai5YGD+Pmneu3wpVLru3nUAkbKboDh9puEegNK+LTUazenVCg== X-Received: by 2002:a1c:4d13:: with SMTP id o19mr23183796wmh.58.1606743128982; Mon, 30 Nov 2020 05:32:08 -0800 (PST) Received: from valhalla.home ([2.31.224.80]) by smtp.gmail.com with ESMTPSA id g192sm7452333wme.48.2020.11.30.05.32.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Nov 2020 05:32:08 -0800 (PST) From: Daniel Scally To: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-gpio@vger.kernel.org, linux-i2c@vger.kernel.org, linux-media@vger.kernel.org, devel@acpica.org Cc: rjw@rjwysocki.net, lenb@kernel.org, gregkh@linuxfoundation.org, mika.westerberg@linux.intel.com, andriy.shevchenko@linux.intel.com, linus.walleij@linaro.org, bgolaszewski@baylibre.com, wsa@kernel.org, yong.zhi@intel.com, sakari.ailus@linux.intel.com, bingbu.cao@intel.com, tian.shu.qiu@intel.com, mchehab@kernel.org, robert.moore@intel.com, erik.kaneda@intel.com, pmladek@suse.com, rostedt@goodmis.org, sergey.senozhatsky@gmail.com, linux@rasmusvillemoes.dk, kieran.bingham+renesas@ideasonboard.com, jacopo+renesas@jmondi.org, laurent.pinchart+renesas@ideasonboard.com, jorhand@linux.microsoft.com, kitakar@gmail.com, heikki.krogerus@linux.intel.com Subject: [PATCH 11/18] media: v4l2-core: v4l2-async: Check possible match in match_fwnode based on sd->fwnode->secondary Date: Mon, 30 Nov 2020 13:31:22 +0000 Message-Id: <20201130133129.1024662-12-djrscally@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201130133129.1024662-1-djrscally@gmail.com> References: <20201130133129.1024662-1-djrscally@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Where the fwnode graph is comprised of software_nodes, these will be assigned as the secondary to dev->fwnode. Check the v4l2_subdev's fwnode for a secondary and attempt to match against it during match_fwnode() to accommodate that possibility. Signed-off-by: Daniel Scally --- Changes since RFC v3: - None drivers/media/v4l2-core/v4l2-async.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c index e3ab003a6c85..6486dbde784f 100644 --- a/drivers/media/v4l2-core/v4l2-async.c +++ b/drivers/media/v4l2-core/v4l2-async.c @@ -87,6 +87,14 @@ static bool match_fwnode(struct v4l2_async_notifier *notifier, if (sd->fwnode == asd->match.fwnode) return true; + /* + * Check the same situation for any possible secondary assigned to the + * subdev's fwnode + */ + if ((!IS_ERR_OR_NULL(sd->fwnode->secondary)) && + sd->fwnode->secondary == asd->match.fwnode) + return true; + /* * Otherwise, check if the sd fwnode and the asd fwnode refer to an * endpoint or a device. If they're of the same type, there's no match.