Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751993AbdCYS0D (ORCPT ); Sat, 25 Mar 2017 14:26:03 -0400 Received: from mail-wr0-f172.google.com ([209.85.128.172]:35422 "EHLO mail-wr0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751707AbdCYSYr (ORCPT ); Sat, 25 Mar 2017 14:24:47 -0400 From: Leo Yan To: Jonathan Corbet , Rob Herring , Mark Rutland , Wei Xu , Catalin Marinas , Will Deacon , Andy Gross , David Brown , Michael Turquette , Stephen Boyd , Mathieu Poirier , Guodong Xu , John Stultz , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, linux-clk@vger.kernel.org, mike.leach@linaro.org, Suzuki.Poulose@arm.com, sudeep.holla@arm.com Cc: Leo Yan Subject: [PATCH v5 5/9] coresight: use const for device_node structures Date: Sun, 26 Mar 2017 02:23:13 +0800 Message-Id: <1490466197-29163-6-git-send-email-leo.yan@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1490466197-29163-1-git-send-email-leo.yan@linaro.org> References: <1490466197-29163-1-git-send-email-leo.yan@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2546 Lines: 65 Almost low level functions from open firmware have used const to qualify device_node structures, so add const for device_node parameters in of_coresight related functions. Signed-off-by: Leo Yan --- drivers/hwtracing/coresight/of_coresight.c | 6 +++--- include/linux/coresight.h | 8 ++++---- 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/hwtracing/coresight/of_coresight.c b/drivers/hwtracing/coresight/of_coresight.c index 78d2399..46eec0f 100644 --- a/drivers/hwtracing/coresight/of_coresight.c +++ b/drivers/hwtracing/coresight/of_coresight.c @@ -52,7 +52,7 @@ of_coresight_get_endpoint_device(struct device_node *endpoint) endpoint, of_dev_node_match); } -static void of_coresight_get_ports(struct device_node *node, +static void of_coresight_get_ports(const struct device_node *node, int *nr_inport, int *nr_outport) { struct device_node *ep = NULL; @@ -101,7 +101,7 @@ static int of_coresight_alloc_memory(struct device *dev, return 0; } -int of_coresight_get_cpu(struct device_node *node) +int of_coresight_get_cpu(const struct device_node *node) { int cpu; bool found; @@ -128,7 +128,7 @@ int of_coresight_get_cpu(struct device_node *node) EXPORT_SYMBOL_GPL(of_coresight_get_cpu); struct coresight_platform_data *of_get_coresight_platform_data( - struct device *dev, struct device_node *node) + struct device *dev, const struct device_node *node) { int i = 0, ret = 0; struct coresight_platform_data *pdata; diff --git a/include/linux/coresight.h b/include/linux/coresight.h index bf96678..4915254 100644 --- a/include/linux/coresight.h +++ b/include/linux/coresight.h @@ -263,13 +263,13 @@ static inline int coresight_timeout(void __iomem *addr, u32 offset, #endif #ifdef CONFIG_OF -extern int of_coresight_get_cpu(struct device_node *node); +extern int of_coresight_get_cpu(const struct device_node *node); extern struct coresight_platform_data *of_get_coresight_platform_data( - struct device *dev, struct device_node *node); + struct device *dev, const struct device_node *node); #else -static inline int of_coresight_get_cpu(struct device_node *node) { return 0; } +static inline int of_coresight_get_cpu(const struct device_node *node) { return 0; } static inline struct coresight_platform_data *of_get_coresight_platform_data( - struct device *dev, struct device_node *node) { return NULL; } + struct device *dev, const struct device_node *node) { return NULL; } #endif #ifdef CONFIG_PID_NS -- 2.7.4