Messages in this thread Patch in this message | | | From | Suzuki K Poulose <> | Subject | [PATCH v2 06/10] coresight: Add helper to check if the endpoint is input | Date | Thu, 19 Jul 2018 11:55:10 +0100 |
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Add a helper to check if the given endpoint is input.
Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> --- drivers/hwtracing/coresight/of_coresight.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/hwtracing/coresight/of_coresight.c b/drivers/hwtracing/coresight/of_coresight.c index 16a77a7..b6a170f 100644 --- a/drivers/hwtracing/coresight/of_coresight.c +++ b/drivers/hwtracing/coresight/of_coresight.c @@ -45,6 +45,11 @@ of_coresight_get_endpoint_device(struct device_node *endpoint) endpoint, of_dev_node_match); } +static inline bool of_coresight_ep_is_input(struct device_node *ep) +{ + return of_property_read_bool(ep, "slave-mode"); +} + static void of_coresight_get_ports(const struct device_node *node, int *nr_inport, int *nr_outport) { @@ -56,7 +61,7 @@ static void of_coresight_get_ports(const struct device_node *node, if (!ep) break; - if (of_property_read_bool(ep, "slave-mode")) + if (of_coresight_ep_is_input(ep)) in++; else out++; @@ -212,7 +217,7 @@ of_get_coresight_platform_data(struct device *dev, * No need to deal with input ports, processing for as * processing for output ports will deal with them. */ - if (of_find_property(ep, "slave-mode", NULL)) + if (of_coresight_ep_is_input(ep)) continue; ret = of_coresight_parse_endpoint(dev, ep, pdata, &i); -- 2.7.4
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