From patchwork Fri May 8 11:55:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tiezhu Yang X-Patchwork-Id: 11536399 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 954DB159A for ; Fri, 8 May 2020 11:55:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 834E0218AC for ; Fri, 8 May 2020 11:55:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727086AbgEHLzP (ORCPT ); Fri, 8 May 2020 07:55:15 -0400 Received: from mail.loongson.cn ([114.242.206.163]:49574 "EHLO loongson.cn" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726701AbgEHLzO (ORCPT ); Fri, 8 May 2020 07:55:14 -0400 Received: from linux.localdomain (unknown [113.200.148.30]) by mail.loongson.cn (Coremail) with SMTP id AQAAf9DxX92ZSLVebikyAA--.9S3; Fri, 08 May 2020 19:55:06 +0800 (CST) From: Tiezhu Yang To: Thomas Bogendoerfer , Huacai Chen , Jiaxun Yang Cc: linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, Xuefeng Li Subject: [PATCH 1/3] MIPS: Loongson: Cleanup cpu_hwmon.c Date: Fri, 8 May 2020 19:55:02 +0800 Message-Id: <1588938904-924-2-git-send-email-yangtiezhu@loongson.cn> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1588938904-924-1-git-send-email-yangtiezhu@loongson.cn> References: <1588938904-924-1-git-send-email-yangtiezhu@loongson.cn> X-CM-TRANSID: AQAAf9DxX92ZSLVebikyAA--.9S3 X-Coremail-Antispam: 1UD129KBjvJXoW3Gw4xGrW7GF4fWw4xuw48WFg_yoW3CrWUpr WDJay09F4UWFs7Gan7Zw47Cry5ArnIgay7G3sxu3s7AanxXF4jqa42yFWYyrn3K3yFq3Wf JryDXayDGa1UWF7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUBa14x267AKxVW8JVW5JwAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_Jr4l82xGYIkIc2 x26xkF7I0E14v26r1I6r4UM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2z4x0 Y4vE2Ix0cI8IcVAFwI0_JFI_Gr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr0_Cr1l84 ACjcxK6I8E87Iv67AKxVWxJr0_GcWl84ACjcxK6I8E87Iv6xkF7I0E14v26rxl6s0DM2AI xVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20x vE14v26r1j6r18McIj6I8E87Iv67AKxVW8JVWxJwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xv r2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7MxkIecxEwVAFwVW8KwCF04k20x vY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I 3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_JF0_Jw1lIxkGc2Ij64vIr41lIx AIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Gr0_Cr1lIxAI cVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r4j6F4UMIIF0xvEx4A2js IEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x0JUFXdnUUUUU= X-CM-SenderInfo: p1dqw3xlh2x3gn0dqz5rrqw2lrqou0/ Sender: linux-mips-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org Fix the following checkpatch warnings and errors: ERROR: do not initialise statics to 0 #14: FILE: drivers/platform/mips/cpu_hwmon.c:14: +static int csr_temp_enable = 0; WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. #60: FILE: drivers/platform/mips/cpu_hwmon.c:60: +static SENSOR_DEVICE_ATTR(name, S_IRUGO, get_hwmon_name, NULL, 0); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. #84: FILE: drivers/platform/mips/cpu_hwmon.c:84: +static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, get_cpu_temp, NULL, 1); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. #85: FILE: drivers/platform/mips/cpu_hwmon.c:85: +static SENSOR_DEVICE_ATTR(temp1_label, S_IRUGO, cpu_temp_label, NULL, 1); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. #86: FILE: drivers/platform/mips/cpu_hwmon.c:86: +static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, get_cpu_temp, NULL, 2); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. #87: FILE: drivers/platform/mips/cpu_hwmon.c:87: +static SENSOR_DEVICE_ATTR(temp2_label, S_IRUGO, cpu_temp_label, NULL, 2); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. #88: FILE: drivers/platform/mips/cpu_hwmon.c:88: +static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, get_cpu_temp, NULL, 3); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. #89: FILE: drivers/platform/mips/cpu_hwmon.c:89: +static SENSOR_DEVICE_ATTR(temp3_label, S_IRUGO, cpu_temp_label, NULL, 3); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. #90: FILE: drivers/platform/mips/cpu_hwmon.c:90: +static SENSOR_DEVICE_ATTR(temp4_input, S_IRUGO, get_cpu_temp, NULL, 4); WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using octal permissions '0444'. #91: FILE: drivers/platform/mips/cpu_hwmon.c:91: +static SENSOR_DEVICE_ATTR(temp4_label, S_IRUGO, cpu_temp_label, NULL, 4); WARNING: Missing a blank line after declarations #120: FILE: drivers/platform/mips/cpu_hwmon.c:120: + int id = (to_sensor_dev_attr(attr))->index - 1; + return sprintf(buf, "CPU %d Temperature\n", id); WARNING: Missing a blank line after declarations #128: FILE: drivers/platform/mips/cpu_hwmon.c:128: + int value = loongson3_cpu_temp(id); + return sprintf(buf, "%d\n", value); ERROR: spaces required around that '=' (ctx:VxV) #135: FILE: drivers/platform/mips/cpu_hwmon.c:135: + for (i=0; i --- drivers/platform/mips/cpu_hwmon.c | 31 +++++++++++++++++-------------- 1 file changed, 17 insertions(+), 14 deletions(-) diff --git a/drivers/platform/mips/cpu_hwmon.c b/drivers/platform/mips/cpu_hwmon.c index 0d27cb7..add5f52 100644 --- a/drivers/platform/mips/cpu_hwmon.c +++ b/drivers/platform/mips/cpu_hwmon.c @@ -11,7 +11,7 @@ #include #include -static int csr_temp_enable = 0; +static int csr_temp_enable; /* * Loongson-3 series cpu has two sensors inside, @@ -57,7 +57,7 @@ static struct device *cpu_hwmon_dev; static ssize_t get_hwmon_name(struct device *dev, struct device_attribute *attr, char *buf); -static SENSOR_DEVICE_ATTR(name, S_IRUGO, get_hwmon_name, NULL, 0); +static SENSOR_DEVICE_ATTR(name, 0444, get_hwmon_name, NULL, 0); static struct attribute *cpu_hwmon_attributes[] = { &sensor_dev_attr_name.dev_attr.attr, @@ -81,14 +81,14 @@ static ssize_t get_cpu_temp(struct device *dev, static ssize_t cpu_temp_label(struct device *dev, struct device_attribute *attr, char *buf); -static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, get_cpu_temp, NULL, 1); -static SENSOR_DEVICE_ATTR(temp1_label, S_IRUGO, cpu_temp_label, NULL, 1); -static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, get_cpu_temp, NULL, 2); -static SENSOR_DEVICE_ATTR(temp2_label, S_IRUGO, cpu_temp_label, NULL, 2); -static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, get_cpu_temp, NULL, 3); -static SENSOR_DEVICE_ATTR(temp3_label, S_IRUGO, cpu_temp_label, NULL, 3); -static SENSOR_DEVICE_ATTR(temp4_input, S_IRUGO, get_cpu_temp, NULL, 4); -static SENSOR_DEVICE_ATTR(temp4_label, S_IRUGO, cpu_temp_label, NULL, 4); +static SENSOR_DEVICE_ATTR(temp1_input, 0444, get_cpu_temp, NULL, 1); +static SENSOR_DEVICE_ATTR(temp1_label, 0444, cpu_temp_label, NULL, 1); +static SENSOR_DEVICE_ATTR(temp2_input, 0444, get_cpu_temp, NULL, 2); +static SENSOR_DEVICE_ATTR(temp2_label, 0444, cpu_temp_label, NULL, 2); +static SENSOR_DEVICE_ATTR(temp3_input, 0444, get_cpu_temp, NULL, 3); +static SENSOR_DEVICE_ATTR(temp3_label, 0444, cpu_temp_label, NULL, 3); +static SENSOR_DEVICE_ATTR(temp4_input, 0444, get_cpu_temp, NULL, 4); +static SENSOR_DEVICE_ATTR(temp4_label, 0444, cpu_temp_label, NULL, 4); static const struct attribute *hwmon_cputemp[4][3] = { { @@ -117,6 +117,7 @@ static ssize_t cpu_temp_label(struct device *dev, struct device_attribute *attr, char *buf) { int id = (to_sensor_dev_attr(attr))->index - 1; + return sprintf(buf, "CPU %d Temperature\n", id); } @@ -125,6 +126,7 @@ static ssize_t get_cpu_temp(struct device *dev, { int id = (to_sensor_dev_attr(attr))->index - 1; int value = loongson3_cpu_temp(id); + return sprintf(buf, "%d\n", value); } @@ -132,7 +134,7 @@ static int create_sysfs_cputemp_files(struct kobject *kobj) { int i, ret = 0; - for (i=0; i temp_max) temp_max = value; @@ -172,7 +174,8 @@ static int __init loongson_hwmon_init(void) pr_info("Loongson Hwmon Enter...\n"); if (cpu_has_csr()) - csr_temp_enable = csr_readl(LOONGSON_CSR_FEATURES) & LOONGSON_CSRF_TEMP; + csr_temp_enable = csr_readl(LOONGSON_CSR_FEATURES) & + LOONGSON_CSRF_TEMP; cpu_hwmon_dev = hwmon_device_register(NULL); if (IS_ERR(cpu_hwmon_dev)) {