[dpdk-dev] [PATCH v7 02/14] bus/ifpga: add function for AFU search by name

[Rosen Xu]

In many scenarios, AFU is needed searched by name, this
function add the feature.

Signed-off-by: Rosen Xu <rosen.xu at intel.com>
Signed-off-by: Andy Pei <andy.pei at intel.com>
---
 drivers/bus/ifpga/ifpga_bus.c               | 13 +++++++++++++
 drivers/bus/ifpga/rte_bus_ifpga.h           |  9 +++++++++
 drivers/bus/ifpga/rte_bus_ifpga_version.map |  6 ++++++
 3 files changed, 28 insertions(+)

diff --git a/drivers/bus/ifpga/ifpga_bus.c b/drivers/bus/ifpga/ifpga_bus.c
index 55d3abf..8bfae29 100644
--- a/drivers/bus/ifpga/ifpga_bus.c
+++ b/drivers/bus/ifpga/ifpga_bus.c
@@ -73,6 +73,19 @@ void rte_ifpga_driver_unregister(struct rte_afu_driver *driver)
 	return NULL;
 }
 
+struct rte_afu_device *__rte_experimental
+rte_ifpga_find_afu_by_name(const char *name)
+{
+	struct rte_afu_device *afu_dev = NULL;
+
+	TAILQ_FOREACH(afu_dev, &ifpga_afu_dev_list, next) {
+		if (afu_dev &&
+			!strcmp(afu_dev->device.name, name))
+			return afu_dev;
+	}
+	return NULL;
+}
+
 static const char * const valid_args[] = {
 #define IFPGA_ARG_NAME         "ifpga"
 	IFPGA_ARG_NAME,
diff --git a/drivers/bus/ifpga/rte_bus_ifpga.h b/drivers/bus/ifpga/rte_bus_ifpga.h
index 820eeaa..c00f60e 100644
--- a/drivers/bus/ifpga/rte_bus_ifpga.h
+++ b/drivers/bus/ifpga/rte_bus_ifpga.h
@@ -120,6 +120,15 @@ struct rte_afu_driver {
 }
 
 /**
+ * Find AFU by AFU name.
+ *
+ * @param name
+ *   A pointer to AFU name string.
+ */
+struct rte_afu_device *__rte_experimental
+rte_ifpga_find_afu_by_name(const char *name);
+
+/**
  * Register a ifpga afu device driver.
  *
  * @param driver
diff --git a/drivers/bus/ifpga/rte_bus_ifpga_version.map b/drivers/bus/ifpga/rte_bus_ifpga_version.map
index a027979..247ccfe 100644
--- a/drivers/bus/ifpga/rte_bus_ifpga_version.map
+++ b/drivers/bus/ifpga/rte_bus_ifpga_version.map
@@ -8,3 +8,9 @@ DPDK_18.05 {
 
 	local: *;
 };
+
+EXPERIMENTAL {
+    global:
+
+    rte_ifpga_find_afu_by_name;
+};
\ No newline at end of file
-- 
1.8.3.1