vfio: fix API description

[dpdk.git] / lib / librte_eal / include / generic / rte_cpuflags.h

diff --git a/lib/librte_eal/include/generic/rte_cpuflags.h b/lib/librte_eal/include/generic/rte_cpuflags.h
index 872f0eb..28a5aec 100644 (file)
--- a/lib/librte_eal/include/generic/rte_cpuflags.h
+++ b/lib/librte_eal/include/generic/rte_cpuflags.h
@@ -13,6 +13,32 @@
 #include "rte_common.h"
 #include <errno.h>
 
+#include <rte_compat.h>
+
+/**
+ * Structure used to describe platform-specific intrinsics that may or may not
+ * be supported at runtime.
+ */
+struct rte_cpu_intrinsics {
+       uint32_t power_monitor : 1;
+       /**< indicates support for rte_power_monitor function */
+       uint32_t power_pause : 1;
+       /**< indicates support for rte_power_pause function */
+};
+
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change without prior notice
+ *
+ * Check CPU support for various intrinsics at runtime.
+ *
+ * @param intrinsics
+ *     Pointer to a structure to be filled.
+ */
+__rte_experimental
+void
+rte_cpu_get_intrinsics_support(struct rte_cpu_intrinsics *intrinsics);
+
 /**
  * Enumeration of all CPU features supported
  */