Adds loopback interface mode as a configurable parameter in pktio
configuration parameter. Support for loopback is an optional feature and
should be checked in the interface capability before enabling the same.
Signed-off-by: Balasubramanian Manoharan <bala.manoha...@linaro.org>
---
v2: Incorporates review comments from Petri
include/odp/api/spec/packet_io.h | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/include/odp/api/spec/packet_io.h b/include/odp/api/spec/packet_io.h
index 7c29176..1899a4f 100644
--- a/include/odp/api/spec/packet_io.h
+++ b/include/odp/api/spec/packet_io.h
@@ -362,6 +362,14 @@ typedef struct odp_pktio_config_t {
* Default value for all bits is zero. */
odp_pktout_config_opt_t pktout;
+ /** Interface loopback mode
+ *
+ * In this mode the packets sent out through the interface is
+ * looped back to input of the same interface. Supporting loopback mode
+ * is an optional feature per interface and should be queried in the
+ * interface capability before enabling the same. */
+ odp_bool_t enable_loop;
+
} odp_pktio_config_t;
/**
@@ -399,6 +407,12 @@ typedef struct odp_pktio_capability_t {
* A bit set to one indicates a supported operation. All other bits are
* set to zero. */
odp_pktio_set_op_t set_op;
+
+ /** Support of Loopback mode
+ *
+ * A boolean to denote whether loop back mode is supported on this
+ * specific interface. */
+ odp_bool_t loop_supported;
} odp_pktio_capability_t;
/**
--
1.9.1
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