X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fi40e%2Fi40e_ethdev.h;h=261954b9a036633b3e298207896801b4da829bed;hb=c345c7d1acf43b4d30e1ecdd5a8cd3402234a6aa;hp=38ac3ead67ac5e81e0e1e6248b8fe8caddcf4e5d;hpb=b066f1d62d6c2ed2f6cdd8a8169ea384685c3aa3;p=dpdk.git

diff --git a/drivers/net/i40e/i40e_ethdev.h b/drivers/net/i40e/i40e_ethdev.h
index 38ac3ead67..261954b9a0 100644
--- a/drivers/net/i40e/i40e_ethdev.h
+++ b/drivers/net/i40e/i40e_ethdev.h
@@ -426,6 +426,22 @@ struct i40e_pf_vf {
 	/* version of the virtchnl from VF */
 	struct virtchnl_version_info version;
 	uint32_t request_caps; /* offload caps requested from VF */
+
+	/*
+	 * Variables for store the arrival timestamp of VF messages.
+	 * If the timestamp of latest message stored at
+	 * `msg_timestamps[index % max]` then the timestamp of
+	 * earliest message stored at `msg_time[(index + 1) % max]`.
+	 * When a new message come, the timestamp of this message
+	 * will be stored at `msg_timestamps[(index + 1) % max]` and the
+	 * earliest message timestamp is at
+	 * `msg_timestamps[(index + 2) % max]` now...
+	 */
+	uint32_t msg_index;
+	uint64_t *msg_timestamps;
+
+	/* cycle of stop ignoring VF message */
+	uint64_t ignore_end_cycle;
 };
 
 /*
@@ -900,6 +916,20 @@ struct i40e_rte_flow_rss_conf {
 	uint16_t queue[I40E_MAX_Q_PER_TC]; /**< Queues indices to use. */
 };
 
+struct i40e_vf_msg_cfg {
+	/* maximal VF message during a statistic period */
+	uint32_t max_msg;
+
+	/* statistic period, in second */
+	uint32_t period;
+	/*
+	 * If message statistics from a VF exceed the maximal limitation,
+	 * the PF will ignore any new message from that VF for
+	 * 'ignor_second' time.
+	 */
+	uint32_t ignore_second;
+};
+
 /*
  * Structure to store private data specific for PF instance.
  */
@@ -975,6 +1005,8 @@ struct i40e_pf {
 	struct i40e_customized_pctype customized_pctype[I40E_CUSTOMIZED_MAX];
 	/* Switch Domain Id */
 	uint16_t switch_domain_id;
+
+	struct i40e_vf_msg_cfg vf_msg_cfg;
 };
 
 enum pending_msg {