net/i40e: change VF default ITR interval

[dpdk.git] / drivers / net / i40e / i40e_ethdev.h

diff --git a/drivers/net/i40e/i40e_ethdev.h b/drivers/net/i40e/i40e_ethdev.h
index 52a13ca..c364022 100644 (file)
--- a/drivers/net/i40e/i40e_ethdev.h
+++ b/drivers/net/i40e/i40e_ethdev.h
@@ -161,6 +161,7 @@ enum i40e_flxpld_layer_idx {
 #define I40E_ITR_INDEX_NONE             3
 #define I40E_QUEUE_ITR_INTERVAL_DEFAULT 32 /* 32 us */
 #define I40E_QUEUE_ITR_INTERVAL_MAX     8160 /* 8160 us */
+#define I40E_VF_QUEUE_ITR_INTERVAL_DEFAULT 8160 /* 8160 us */
 /* Special FW support this floating VEB feature */
 #define FLOATING_VEB_SUPPORTED_FW_MAJ 5
 #define FLOATING_VEB_SUPPORTED_FW_MIN 0
@@ -1246,10 +1247,14 @@ i40e_align_floor(int n)
 }
 
 static inline uint16_t
-i40e_calc_itr_interval(int16_t interval)
+i40e_calc_itr_interval(int16_t interval, bool is_pf)
 {
-       if (interval < 0 || interval > I40E_QUEUE_ITR_INTERVAL_MAX)
-               interval = I40E_QUEUE_ITR_INTERVAL_DEFAULT;
+       if (interval < 0 || interval > I40E_QUEUE_ITR_INTERVAL_MAX) {
+               if (is_pf)
+                       interval = I40E_QUEUE_ITR_INTERVAL_DEFAULT;
+               else
+                       interval = I40E_VF_QUEUE_ITR_INTERVAL_DEFAULT;
+       }
 
        /* Convert to hardware count, as writing each 1 represents 2 us */
        return interval / 2;