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[68.147.8.254]) by smtp.gmail.com with ESMTPSA id j14sm21615993pfn.120.2019.06.19.12.53.31 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 19 Jun 2019 12:53:31 -0700 (PDT) From: Mathieu Poirier To: gregkh@linuxfoundation.org Subject: [PATCH 12/28] coresight: platform: Use fwnode handle for device search Date: Wed, 19 Jun 2019 13:53:02 -0600 Message-Id: <20190619195318.19254-13-mathieu.poirier@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190619195318.19254-1-mathieu.poirier@linaro.org> References: <20190619195318.19254-1-mathieu.poirier@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190619_125333_399886_0394DC77 X-CRM114-Status: GOOD ( 15.05 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Suzuki K Poulose We match of_node while searching for a device. Make this more generic in preparation for the ACPI support by using fwnode_handle. Signed-off-by: Suzuki K Poulose Signed-off-by: Mathieu Poirier --- drivers/hwtracing/coresight/coresight-platform.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c index 53d6eed44a20..4394095ad224 100644 --- a/drivers/hwtracing/coresight/coresight-platform.c +++ b/drivers/hwtracing/coresight/coresight-platform.c @@ -36,14 +36,13 @@ static int coresight_alloc_conns(struct device *dev, return 0; } -#ifdef CONFIG_OF -static int of_dev_node_match(struct device *dev, void *data) +static int coresight_device_fwnode_match(struct device *dev, void *fwnode) { - return dev->of_node == data; + return dev_fwnode(dev) == fwnode; } static struct device * -of_coresight_get_endpoint_device(struct device_node *endpoint) +coresight_find_device_by_fwnode(struct fwnode_handle *fwnode) { struct device *dev = NULL; @@ -52,7 +51,7 @@ of_coresight_get_endpoint_device(struct device_node *endpoint) * platform bus. */ dev = bus_find_device(&platform_bus_type, NULL, - endpoint, of_dev_node_match); + fwnode, coresight_device_fwnode_match); if (dev) return dev; @@ -61,9 +60,10 @@ of_coresight_get_endpoint_device(struct device_node *endpoint) * looking for the device that matches the endpoint node. */ return bus_find_device(&amba_bustype, NULL, - endpoint, of_dev_node_match); + fwnode, coresight_device_fwnode_match); } +#ifdef CONFIG_OF static inline bool of_coresight_legacy_ep_is_input(struct device_node *ep) { return of_property_read_bool(ep, "slave-mode"); @@ -191,6 +191,7 @@ static int of_coresight_parse_endpoint(struct device *dev, struct device_node *rparent = NULL; struct device_node *rep = NULL; struct device *rdev = NULL; + struct fwnode_handle *rdev_fwnode; do { /* Parse the local port details */ @@ -209,8 +210,9 @@ static int of_coresight_parse_endpoint(struct device *dev, if (of_graph_parse_endpoint(rep, &rendpoint)) break; + rdev_fwnode = of_fwnode_handle(rparent); /* If the remote device is not available, defer probing */ - rdev = of_coresight_get_endpoint_device(rparent); + rdev = coresight_find_device_by_fwnode(rdev_fwnode); if (!rdev) { ret = -EPROBE_DEFER; break; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel