Path: csiph.com!news.mixmin.net!weretis.net!feeder4.news.weretis.net!storethat.news.telefonica.de!telefonica.de!news.panservice.it!bofh.it!news.nic.it!robomod From: Leo Yan Newsgroups: linux.kernel Subject: [PATCH] coresight: use const for device_node structures Date: Tue, 02 May 2017 10:20:02 +0200 Message-ID: X-Original-To: Mathieu Poirier , Leo Yan , Suzuki K Poulose , Stephen Boyd , Greg Kroah-Hartman , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Dkim-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id; bh=5PC1arBfSo4Sy9nHlvwTCZ+eOJ9Ec5j8XO6lf3+uGTc=; b=ACcmVDaFjCzikiyqHAY9TDiQbqqkW+RTFiz2VoT93M4ZgQRc8sENn6p/gdRFb4EIpU TWY0w836WPKyAaKTfpTCZuOjYQNTQ4PyXUvyY0xGFoX9VpxXb8jwyEEj1DTzP7SZp7mB nFRvgMQdFVKIzo+bRi0BsYtriFWe85pvhPIeA= X-Google-Dkim-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id; bh=5PC1arBfSo4Sy9nHlvwTCZ+eOJ9Ec5j8XO6lf3+uGTc=; b=W5ZGS4Im/6Ib07wcq+Zt5O41JFUu82dB5mXtu1tH1enrA2R9i+YIbjhiL7QfGJ/Pg9 6FQDHgeDcploBhj7Lw5Q8ERVPr9bLLdm0wvGxp+Uu4NX/njCWrvr5I0UdNaHuii4tbXE g806Ov2aagoTknKi1gu4UU+I711Ede9AOBtHe2Iujaj7XDgBizexKt10tbtHYel3PMEc EUFLW0lg2T7HfkM6mdh35vIjYvkvv839yFkaVmMU97EpCngJLTrj3foKLpuaId4ZC2In A3v9K96sFmmuF38k3v3FXWwcch6zv3dfE83/MsIWdO3YM6H3wRl2/k8RyLiqts20u1kN Hgsw== X-Gm-Message-State: AN3rC/7hHMArPqjIqypb5Dxp6G5xC7LOEhLVG1QtmxQvDHRh4FRZ1guF Quv+FWbkD/P/wbvSuMQIMA== X-Received: by 10.98.194.199 with SMTP id w68mr30850763pfk.192.1493712958920; Tue, 02 May 2017 01:15:58 -0700 (PDT) X-Mailer: git-send-email 2.7.4 Sender: robomod@news.nic.it List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Approved: robomod@news.nic.it Lines: 52 Organization: linux.* mail to news gateway X-Original-Date: Tue, 2 May 2017 16:15:03 +0800 X-Original-Message-ID: <1493712903-16726-1-git-send-email-leo.yan@linaro.org> X-Original-Sender: linux-kernel-owner@vger.kernel.org Xref: csiph.com linux.kernel:1634229 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. Reviewed-by: Stephen Boyd Signed-off-by: Leo Yan --- drivers/hwtracing/coresight/of_coresight.c | 4 ++-- include/linux/coresight.h | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/hwtracing/coresight/of_coresight.c b/drivers/hwtracing/coresight/of_coresight.c index 629e031..859ad49 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; @@ -102,7 +102,7 @@ static int of_coresight_alloc_memory(struct device *dev, } 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, cpu; struct coresight_platform_data *pdata; diff --git a/include/linux/coresight.h b/include/linux/coresight.h index 2a5982c..769f2c8 100644 --- a/include/linux/coresight.h +++ b/include/linux/coresight.h @@ -264,10 +264,10 @@ static inline int coresight_timeout(void __iomem *addr, u32 offset, #ifdef CONFIG_OF 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 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