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[93.42.70.134]) by smtp.googlemail.com with ESMTPSA id j8-20020a05600c1c0800b003c6b7f5567csm11157313wms.0.2022.10.21.11.19.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Oct 2022 11:19:16 -0700 (PDT) From: Christian Marangi To: Andy Gross , Bjorn Andersson , Konrad Dybcio , Amit Kucheria , Thara Gopinath , "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Christian Marangi , Thara Gopinath Subject: [RESEND PATCH 1/2] thermal: qcom: tsens: init debugfs only with successful probe Date: Fri, 21 Oct 2022 20:19:05 +0200 Message-Id: <20221021181906.16647-1-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.37.2 MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1747323189269801835?= X-GMAIL-MSGID: =?utf-8?q?1747323189269801835?= calibrate and tsens_register can fail or PROBE_DEFER. This will cause a double or a wrong init of the debugfs information. Init debugfs only with successful probe fixing warning about directory already present. Signed-off-by: Christian Marangi Acked-by: Thara Gopinath --- drivers/thermal/qcom/tsens.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c index b1b10005fb28..cc2965b8d409 100644 --- a/drivers/thermal/qcom/tsens.c +++ b/drivers/thermal/qcom/tsens.c @@ -918,8 +918,6 @@ int __init init_common(struct tsens_priv *priv) if (tsens_version(priv) >= VER_0_1) tsens_enable_irq(priv); - tsens_debug_init(op); - err_put_device: put_device(&op->dev); return ret; @@ -1153,7 +1151,12 @@ static int tsens_probe(struct platform_device *pdev) } } - return tsens_register(priv); + ret = tsens_register(priv); + + if (!ret) + tsens_debug_init(pdev); + + return ret; } static int tsens_remove(struct platform_device *pdev) From patchwork Fri Oct 21 18:19:06 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Marangi X-Patchwork-Id: 6926 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:4242:0:0:0:0:0 with SMTP id s2csp847329wrr; Fri, 21 Oct 2022 11:34:43 -0700 (PDT) X-Google-Smtp-Source: AMsMyM5mEaYOSg/Nc+QF/ZvyPndQRTFoZRvIkv+sufa2Du7oJXcGC6PbF7BuoBUR2iTn62sIkR2e X-Received: by 2002:a17:907:a42a:b0:78d:3ade:a543 with SMTP id sg42-20020a170907a42a00b0078d3adea543mr17055744ejc.400.1666377283528; Fri, 21 Oct 2022 11:34:43 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1666377283; cv=none; d=google.com; s=arc-20160816; b=hgbgMJIdfeEiawj5pcvtaWeY27tS8m1jytbo7nU4o2lXjx5+Nl42tg3iVEu8TLr6rP lCJ2pGIVlmeHAElpcWgOhOUfXUko6C4/rf/YbdAF9b1VDbuxntmjVuvljtdG5swoj4uU O+8ZICrLelrBJCfkIAANC5YMLiRNbQrVDoaztJDgAV9jKxEFParA/m76Rcde3Qu9YuJP ov6U4GDujVYXNHXFCsDuAQbJiqV9mbF1FbHwSTxgwM1wOIVJMEgE5CLdmnVq075qWm5H /hXymxoP2QBJVyx+BoqzNgYeE0GkxwT2e4lQzvutpTdbZqLhsuHLs2pRdn8xbxQnFBfI z/oQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=Te2D+O/dmhyY7I6GW0ko5spH0/ons5hMu2IA6w5aW0Y=; b=s03u0wvczxlS08OAxewuXmhVhbwZprMyz/bI81m2bSd8nIPJxlXaStrRQaDyFSaBVq eiuAWCUCynvrBS3REj06vfI3h5tZbLC4L9rX1TybvqiwpPperU7BlQfrOzQ0wibP3FE4 ApOaENUwvgPmrd00QGJMNntBs+Ff4A/mSjk/1/2Gp+oVsPcZDIl6hksNPXpcOoSvUoVi BAhcKp+qo63LQ4+5bIN2cbmtLu7njGey3A8wQxAPhbKtch6t9ZxvGFLW5v6ijPHuRU9F 8f/V9fhSqwzKUrZxUfRmhGlEfTE5w21PzuadB24DH22tjvtelwb5yeBpx9XSQaf91V4t BY2Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b="lEDT/zll"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from out1.vger.email (out1.vger.email. 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[93.42.70.134]) by smtp.googlemail.com with ESMTPSA id j8-20020a05600c1c0800b003c6b7f5567csm11157313wms.0.2022.10.21.11.19.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Oct 2022 11:19:17 -0700 (PDT) From: Christian Marangi To: Andy Gross , Bjorn Andersson , Konrad Dybcio , Amit Kucheria , Thara Gopinath , "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Christian Marangi , Thara Gopinath Subject: [RESEND PATCH 2/2] thermal: qcom: tsens: simplify debugfs init function Date: Fri, 21 Oct 2022 20:19:06 +0200 Message-Id: <20221021181906.16647-2-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20221021181906.16647-1-ansuelsmth@gmail.com> References: <20221021181906.16647-1-ansuelsmth@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1747323226262704047?= X-GMAIL-MSGID: =?utf-8?q?1747323226262704047?= Simplify debugfs init function. - Add check for existing dev directory. - Fix wrong version in dbg_version_show (with version 0.0.0, 0.1.0 was incorrectly reported) Signed-off-by: Christian Marangi Reviewed-by: Thara Gopinath --- drivers/thermal/qcom/tsens.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c index cc2965b8d409..ff82626cecef 100644 --- a/drivers/thermal/qcom/tsens.c +++ b/drivers/thermal/qcom/tsens.c @@ -692,7 +692,7 @@ static int dbg_version_show(struct seq_file *s, void *data) return ret; seq_printf(s, "%d.%d.%d\n", maj_ver, min_ver, step_ver); } else { - seq_puts(s, "0.1.0\n"); + seq_printf(s, "0.%d.0\n", priv->feat->ver_major); } return 0; @@ -704,21 +704,17 @@ DEFINE_SHOW_ATTRIBUTE(dbg_sensors); static void tsens_debug_init(struct platform_device *pdev) { struct tsens_priv *priv = platform_get_drvdata(pdev); - struct dentry *root, *file; - root = debugfs_lookup("tsens", NULL); - if (!root) + priv->debug_root = debugfs_lookup("tsens", NULL); + if (!priv->debug_root) priv->debug_root = debugfs_create_dir("tsens", NULL); - else - priv->debug_root = root; - file = debugfs_lookup("version", priv->debug_root); - if (!file) + if (!debugfs_lookup("version", priv->debug_root)) debugfs_create_file("version", 0444, priv->debug_root, pdev, &dbg_version_fops); /* A directory for each instance of the TSENS IP */ - priv->debug = debugfs_create_dir(dev_name(&pdev->dev), priv->debug_root); + priv->debug = debugfs_lookup(dev_name(&pdev->dev), priv->debug_root); debugfs_create_file("sensors", 0444, priv->debug, pdev, &dbg_sensors_fops); } #else