From mboxrd@z Thu Jan 1 00:00:00 1970 From: 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> References: <1490466197-29163-1-git-send-email-leo.yan@linaro.org> Return-path: In-Reply-To: <1490466197-29163-1-git-send-email-leo.yan-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org 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-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, mike.leach-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, Suzuki.Poulose-5wv7dgnIgG8@public.gmane.org, sudeep.holla-5wv7dgnIgG8@public.gmane.org Cc: Leo Yan List-Id: linux-arm-msm@vger.kernel.org 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 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html