X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_power%2Fguest_channel.h;h=025961606c47b783422b9ae6c9cfd9442a74580a;hb=a09f61159ad0f4449a61c6325eb5bda4be1bb5cd;hp=373d398984398aabff133d29db6b61257f6c0087;hpb=969e82ad81e9c20af18ed4427442a6fb09a3912e;p=dpdk.git

diff --git a/lib/librte_power/guest_channel.h b/lib/librte_power/guest_channel.h
index 373d398984..025961606c 100644
--- a/lib/librte_power/guest_channel.h
+++ b/lib/librte_power/guest_channel.h
@@ -17,6 +17,7 @@ extern "C" {
  *
  * @param path
  *  The path to the serial device on the filesystem
+ *
  * @param lcore_id
  *  lcore_id.
  *
@@ -68,6 +69,53 @@ int guest_channel_send_msg(struct channel_packet *pkt, unsigned int lcore_id);
 int rte_power_guest_channel_send_msg(struct channel_packet *pkt,
 			unsigned int lcore_id);
 
+/**
+ * Read a message contained in pkt over the Virtio-Serial
+ * from the host endpoint.
+ *
+ * @param pkt
+ *  Pointer to channel_packet or
+ *  channel_packet_freq_list struct.
+ *
+ * @param pkt_len
+ *  Size of expected data packet.
+ *
+ * @param lcore_id
+ *  lcore_id.
+ *
+ * @return
+ *  - 0 on success.
+ *  - Negative on error.
+ */
+int power_guest_channel_read_msg(void *pkt,
+		size_t pkt_len,
+		unsigned int lcore_id);
+
+/**
+ * Receive a message contained in pkt over the Virtio-Serial
+ * from the host endpoint.
+ *
+ * @param pkt
+ *  Pointer to channel_packet or
+ *  channel_packet_freq_list struct.
+ *
+ * @param pkt_len
+ *  Size of expected data packet.
+ *
+ * @param lcore_id
+ *  lcore_id.
+ *
+ * @return
+ *  - 0 on success.
+ *  - Negative on error.
+ */
+__rte_experimental
+int
+rte_power_guest_channel_receive_msg(void *pkt,
+		size_t pkt_len,
+		unsigned int lcore_id);
+
+
 #ifdef __cplusplus
 }
 #endif