Signed-off-by: Jan Blunck <jblu...@infradead.org>
---
lib/librte_eal/bsdapp/eal/rte_eal_version.map | 1 +
lib/librte_eal/common/eal_common_bus.c | 14 ++++++++++++++
lib/librte_eal/common/include/rte_bus.h | 5 +++++
lib/librte_eal/linuxapp/eal/rte_eal_version.map | 1 +
4 files changed, 21 insertions(+)
diff --git a/lib/librte_eal/bsdapp/eal/rte_eal_version.map
b/lib/librte_eal/bsdapp/eal/rte_eal_version.map
index 458e3a6..d138a96 100644
--- a/lib/librte_eal/bsdapp/eal/rte_eal_version.map
+++ b/lib/librte_eal/bsdapp/eal/rte_eal_version.map
@@ -199,5 +199,6 @@ DPDK_17.08 {
rte_bus_find;
rte_bus_find_by_device;
+ rte_bus_find_by_name;
} DPDK_17.05;
diff --git a/lib/librte_eal/common/eal_common_bus.c
b/lib/librte_eal/common/eal_common_bus.c
index b8a9e30..bf2b138 100644
--- a/lib/librte_eal/common/eal_common_bus.c
+++ b/lib/librte_eal/common/eal_common_bus.c
@@ -188,3 +188,17 @@ rte_bus_find_by_device(const struct rte_device *dev)
{
return rte_bus_find(NULL, bus_find_device, (const void *)dev);
}
+
+static int
+cmp_bus_name(const struct rte_bus *bus, const void *_name)
+{
+ const char *name = _name;
+
+ return strcmp(bus->name, name);
+}
+
+struct rte_bus *
+rte_bus_find_by_name(const char *busname)
+{
+ return rte_bus_find(NULL, cmp_bus_name, (const void *)busname);
+}
diff --git a/lib/librte_eal/common/include/rte_bus.h
b/lib/librte_eal/common/include/rte_bus.h
index f8b3215..509292d 100644
--- a/lib/librte_eal/common/include/rte_bus.h
+++ b/lib/librte_eal/common/include/rte_bus.h
@@ -215,6 +215,11 @@ struct rte_bus *rte_bus_find(const struct rte_bus *start,
rte_bus_cmp_t cmp,
struct rte_bus *rte_bus_find_by_device(const struct rte_device *dev);
/**
+ * Find the registered bus for a given name.
+ */
+struct rte_bus *rte_bus_find_by_name(const char *busname);
+
+/**
* Helper for Bus registration.
* The constructor has higher priority than PMD constructors.
*/
diff --git a/lib/librte_eal/linuxapp/eal/rte_eal_version.map
b/lib/librte_eal/linuxapp/eal/rte_eal_version.map
index 3c193e4..643ec1c 100644
--- a/lib/librte_eal/linuxapp/eal/rte_eal_version.map
+++ b/lib/librte_eal/linuxapp/eal/rte_eal_version.map
@@ -204,5 +204,6 @@ DPDK_17.08 {
rte_bus_find;
rte_bus_find_by_device;
+ rte_bus_find_by_name;
} DPDK_17.05;
--
2.9.4
