From patchwork Thu Oct 12 17:58:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thierry Reding X-Patchwork-Id: 13419598 X-Patchwork-Delegate: daniel.lezcano@linaro.org 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 C6DB9CDB482 for ; Thu, 12 Oct 2023 17:59:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1442127AbjJLR7D (ORCPT ); Thu, 12 Oct 2023 13:59:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59154 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1441944AbjJLR6x (ORCPT ); Thu, 12 Oct 2023 13:58:53 -0400 Received: from mail-ej1-x636.google.com (mail-ej1-x636.google.com [IPv6:2a00:1450:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 34D00D8; Thu, 12 Oct 2023 10:58:52 -0700 (PDT) Received: by mail-ej1-x636.google.com with SMTP id a640c23a62f3a-98377c5d53eso196194666b.0; Thu, 12 Oct 2023 10:58:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1697133530; x=1697738330; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=VUzeKB1yCFHbHpy/R/DeukJyJ6pBoEQylMQ/XA8sQ4U=; b=fphUbuP55o+wa/a6FvD0yF8Ys1nS0HJHhNeMIbvREYnreg96Blv1VXgeMMwcEJLEU6 zBsE0trI00fKSxwTHM3H1m2o25hvisUeER7KJRTkK9IdHkNz3zvo6K9iRrvUxtzMsa1K zzs2DrFts85eU7qrSMPjfl+wOcv/nhNpXGSDpTpLWWZniSKGS1+sbayqCpWh0kXEItW6 4IRJUOSttfOrAj368ymg2mq68X0d9VOvDXdhmICzcPJN2zZmpUKR39GntFguqZLRA+jb pGEAHctoNpcOvEyLOHImTfRgRspPsbl0Vpco7+EaPv5emtw4/NN6Yx113/6dBmfWrlod NzuA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697133530; x=1697738330; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=VUzeKB1yCFHbHpy/R/DeukJyJ6pBoEQylMQ/XA8sQ4U=; b=YpBaUSwXq0hqpZ5UqB7cqbgIHwA210C2v7cDq8PRLiJRAFBMFdw06T+k2+ilkQrnxh s1E0Zd/krK7rOFDX+4lSqJbFKrVMN2LsSv4WGr+4KAlSxr8uKTpXyC5iC3Ukm7nSnpsh E9MrK6vP9071MeXhO76iBpZTgtn2n1pShxb4sXyz4isjvROC9AaMpNSqFHNYf9WWRIVK z9gmzZUs4fmisHfMargGWNzgib6JmqDycZj4FPYMLVlf7qfVDHwj6vmMjnanAKwhk4RQ 1TxKx/V6YZUWWiZ0GAfT7MhIkJHhivcH+GGKee0mEgj2Z4pyVcNbIR5I9WImYytdoYit YtAQ== X-Gm-Message-State: AOJu0Yx5bwcTXzjOHM7y6OkFGHfrhWbmbfjvM+XopVkU5MIxyFkc2L/U WFeOrjGHI0NF9U+pFakxtYk= X-Google-Smtp-Source: AGHT+IHaxIhtOujcEyPSq8wJRA+tkkWT7e+x3qFSajkRsuhGygsn9qYqURFra05J/HY7qpW3au+qaQ== X-Received: by 2002:a17:906:3081:b0:9ae:73ca:bbad with SMTP id 1-20020a170906308100b009ae73cabbadmr22046397ejv.43.1697133530282; Thu, 12 Oct 2023 10:58:50 -0700 (PDT) Received: from localhost (p200300e41f3f4900f22f74fffe1f3a53.dip0.t-ipconnect.de. [2003:e4:1f3f:4900:f22f:74ff:fe1f:3a53]) by smtp.gmail.com with ESMTPSA id rp19-20020a170906d97300b009b95b46bbd1sm11323217ejb.133.2023.10.12.10.58.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Oct 2023 10:58:50 -0700 (PDT) From: Thierry Reding To: Daniel Lezcano , "Rafael J . Wysocki" , Thierry Reding , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Amit Kucheria , Zhang Rui , Jon Hunter , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v2 07/13] thermal: tegra: Use unsigned int where appropriate Date: Thu, 12 Oct 2023 19:58:28 +0200 Message-ID: <20231012175836.3408077-8-thierry.reding@gmail.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231012175836.3408077-1-thierry.reding@gmail.com> References: <20231012175836.3408077-1-thierry.reding@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org From: Thierry Reding Use unsigned integers more consistently, which helps to make it more explicit about what values can be expected. Signed-off-by: Thierry Reding --- drivers/thermal/tegra/soctherm.c | 28 +++++++++++++++------------- 1 file changed, 15 insertions(+), 13 deletions(-) diff --git a/drivers/thermal/tegra/soctherm.c b/drivers/thermal/tegra/soctherm.c index 105ec20d509d..c7f8e36cbeab 100644 --- a/drivers/thermal/tegra/soctherm.c +++ b/drivers/thermal/tegra/soctherm.c @@ -591,8 +591,9 @@ find_throttle_cfg_by_name(struct tegra_soctherm *ts, const char *name) static int tsensor_group_thermtrip_get(struct tegra_soctherm *ts, int id) { - int i, temp = min_low_temp; struct tsensor_group_thermtrips *tt = ts->soc->thermtrips; + int temp = min_low_temp; + unsigned int i; if (id >= TEGRA124_SOCTHERM_SENSOR_NUM) return temp; @@ -1469,33 +1470,34 @@ static int soctherm_thermtrips_parse(struct tegra_soctherm *ts) { struct tsensor_group_thermtrips *tt = ts->soc->thermtrips; const int max_num_prop = ts->soc->num_ttgs * 2; + unsigned int i, j, count; u32 *tlb; - int i, j, n, ret; + int ret; if (!tt) return -ENOMEM; - n = of_property_count_u32_elems(ts->dev->of_node, "nvidia,thermtrips"); - if (n <= 0) { + ret = of_property_count_u32_elems(ts->dev->of_node, "nvidia,thermtrips"); + if (ret <= 0) { dev_info(ts->dev, - "missing thermtrips, will use critical trips as shut down temp\n"); - return n; + "missing thermtrips, will use critical trips as shut down temperature\n"); + return ret; } - n = min(max_num_prop, n); + count = min_t(unsigned int, ret, ts->soc->num_ttgs * 2); tlb = devm_kcalloc(ts->dev, max_num_prop, sizeof(u32), GFP_KERNEL); if (!tlb) return -ENOMEM; + ret = of_property_read_u32_array(ts->dev->of_node, "nvidia,thermtrips", - tlb, n); + tlb, count); if (ret) { dev_err(ts->dev, "invalid num ele: thermtrips:%d\n", ret); return ret; } - i = 0; - for (j = 0; j < n; j = j + 2) { + for (i = 0, j = 0; j < count; j = j + 2) { if (tlb[j] >= TEGRA124_SOCTHERM_SENSOR_NUM) continue; @@ -1612,7 +1614,7 @@ static int soctherm_throt_cfg_parse(struct tegra_soctherm *ts, static void soctherm_init_hw_throttling(struct tegra_soctherm *tegra) { struct device_node *np_stc, *np_stcc; - int i; + unsigned int i; for (i = 0; i < THROTTLE_SIZE; i++) { tegra->throt_cfgs[i].name = throt_names[i]; @@ -1875,8 +1877,8 @@ static void soctherm_throttle_program(struct tegra_soctherm *ts, static void tegra_soctherm_throttle(struct tegra_soctherm *ts) { + unsigned int i; u32 v; - int i; /* configure LOW, MED and HIGH levels for CCROC NV_THERM */ if (ts->soc->use_ccroc) { @@ -1950,8 +1952,8 @@ static int soctherm_interrupts_init(struct tegra_soctherm *tegra) static void soctherm_init(struct tegra_soctherm *tegra) { const struct tegra_tsensor_group **ttgs = tegra->soc->ttgs; - int i; u32 pdiv, hotspot; + unsigned int i; /* Initialize raw sensors */ for (i = 0; i < tegra->soc->num_tsensors; ++i)