Added capability structure and a function to query it.
Capability limits are used for advanced pktio configuration,
like configuration of multiple input/output queues.
Signed-off-by: Petri Savolainen <petri.savolai...@nokia.com>
---
include/odp/api/packet_io.h | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/include/odp/api/packet_io.h b/include/odp/api/packet_io.h
index 9409388..264fa75 100644
--- a/include/odp/api/packet_io.h
+++ b/include/odp/api/packet_io.h
@@ -98,6 +98,16 @@ typedef struct odp_pktio_param_t {
} odp_pktio_param_t;
/**
+ * Packet IO capabilities
+ */
+typedef struct odp_pktio_capability_t {
+ /** Maximum number of input queues */
+ unsigned max_input_queues;
+ /** Maximum number of output queues */
+ unsigned max_output_queues;
+} odp_pktio_capability_t;
+
+/**
* Open a packet IO interface
*
* An ODP program can open a single packet IO interface per device, attempts
@@ -135,6 +145,19 @@ odp_pktio_t odp_pktio_open(const char *dev, odp_pool_t
pool,
const odp_pktio_param_t *param);
/**
+ * Query packet IO interface capabilities
+ *
+ * Outputs packet IO interface capabilities on success.
+ *
+ * @param pktio Packet IO handle
+ * @param[out] capa Pointer to capability structure for output
+ *
+ * @retval 0 on success
+ * @retval <0 on failure
+ */
+int odp_pktio_capability(odp_pktio_t pktio, odp_pktio_capability_t *capa);
+
+/**
* Start packet receive and transmit
*
* Activate packet receive and transmit on a previously opened or stopped
--
2.6.3
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