From patchwork Thu Dec 29 15:16:48 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephan Gerhold X-Patchwork-Id: 637658 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 69F79C4332F for ; Thu, 29 Dec 2022 15:18:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229773AbiL2PSJ (ORCPT ); Thu, 29 Dec 2022 10:18:09 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34698 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229503AbiL2PSI (ORCPT ); Thu, 29 Dec 2022 10:18:08 -0500 Received: from mo4-p02-ob.smtp.rzone.de (mo4-p02-ob.smtp.rzone.de [85.215.255.80]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7E095643C; Thu, 29 Dec 2022 07:18:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1672327077; s=strato-dkim-0002; d=gerhold.net; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Cc:Date: From:Subject:Sender; bh=o9yw6kwnyVHqftafsTZRSK4tSSkPBL8db2BOCD1EwNk=; b=F+eYRHNUH3aMOrCmUY+iyyqyw39IdWu3vV7TBGa1gKcA8oju/dl4M/JQe/+WCDO2vF tQbOoK3dpIu8Jc+fuvrOoujcRCyKFZwjAYGgb38phMO20rIYTx0ybF7F46A9Ot1rvTN9 9D4RLvkXonYr8UsLxN/9tmhFoCxbb03NBXT2EDzBWasSeqgoJ7fP4BakGJRb5yeomxYl v1DW9CNRQSDsAf1qFK0P0dfxdzRwrTtn9hUejHgW6hP39fDHuEKh6DV9CiuFOqHkqTWZ nAe7PKuu8MY/Yo7PMLNEUsBP6KcfVSuSforI1Koh7syclJHmSiu8iK0Ij6M5U4FbE+Xw vhRQ== Authentication-Results: strato.com; dkim=none X-RZG-AUTH: ":P3gBZUipdd93FF5ZZvYFPugejmSTVR2nRPhVORvLd4SsytBXTbAOHjRHIRvweF+KLA==" X-RZG-CLASS-ID: mo02 Received: from droid.. by smtp.strato.de (RZmta 48.2.1 DYNA|AUTH) with ESMTPSA id Yce349yBTFHuXT4 (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits)) (Client did not present a certificate); Thu, 29 Dec 2022 16:17:56 +0100 (CET) From: Stephan Gerhold To: Bjorn Andersson , Andy Gross Cc: Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Mark Brown , Jiasheng Jiang , Srinivas Kandagatla , Banajit Goswami , linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Stephan Gerhold Subject: [PATCH 2/2] soc: qcom: apr: Make qcom,protection-domain optional again Date: Thu, 29 Dec 2022 16:16:48 +0100 Message-Id: <20221229151648.19839-3-stephan@gerhold.net> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221229151648.19839-1-stephan@gerhold.net> References: <20221229151648.19839-1-stephan@gerhold.net> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org APR should not fail if the service device tree node does not have the qcom,protection-domain property, since this functionality does not exist on older platforms such as MSM8916 and MSM8996. Ignore -EINVAL (returned when the property does not exist) to fix a regression on 6.2-rc1 that prevents audio from working: qcom,apr remoteproc0:smd-edge.apr_audio_svc.-1.-1: Failed to read second value of qcom,protection-domain qcom,apr remoteproc0:smd-edge.apr_audio_svc.-1.-1: Failed to add apr 3 svc Fixes: 6d7860f5750d ("soc: qcom: apr: Add check for idr_alloc and of_property_read_string_index") Signed-off-by: Stephan Gerhold --- drivers/soc/qcom/apr.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/soc/qcom/apr.c b/drivers/soc/qcom/apr.c index cd44f17dad3d..d51abb462ae5 100644 --- a/drivers/soc/qcom/apr.c +++ b/drivers/soc/qcom/apr.c @@ -461,9 +461,10 @@ static int apr_add_device(struct device *dev, struct device_node *np, goto out; } + /* Protection domain is optional, it does not exist on older platforms */ ret = of_property_read_string_index(np, "qcom,protection-domain", 1, &adev->service_path); - if (ret < 0) { + if (ret < 0 && ret != -EINVAL) { dev_err(dev, "Failed to read second value of qcom,protection-domain\n"); goto out; }