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* [dpdk-dev] [PATCH v1] net/iavf: fix wrong bandwidth unit in TM capability querying
@ 2021-07-15  2:08 Ting Xu
  2021-07-15 10:32 ` [dpdk-dev] [PATCH v2] " Ting Xu
  2021-07-15 10:36 ` Ting Xu
  0 siblings, 2 replies; 4+ messages in thread
From: Ting Xu @ 2021-07-15  2:08 UTC (permalink / raw)
  To: dev; +Cc: qi.z.zhang, jingjing.wu, beilei.xing, Ting Xu, stable

In IAVF node TM capability querying, the unit of bandwidth is Kbps,
which is not correct according to TM specification. Change the unit to
Byte per second. Refine some unclear comments as well.

Fixes: 44d0a720a538 ("net/iavf: query QoS capabilities and set queue TC mapping")
Cc: stable@dpdk.org

Signed-off-by: Ting Xu <ting.xu@intel.com>
---
 drivers/net/iavf/iavf_tm.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/net/iavf/iavf_tm.c b/drivers/net/iavf/iavf_tm.c
index 558021014e..c2908986b9 100644
--- a/drivers/net/iavf/iavf_tm.c
+++ b/drivers/net/iavf/iavf_tm.c
@@ -469,7 +469,7 @@ iavf_tm_capabilities_get(struct rte_eth_dev *dev,
 	cap->shaper_private_n_max = cap->n_nodes_max;
 	cap->shaper_private_dual_rate_n_max = 0;
 	cap->shaper_private_rate_min = 0;
-	/* GBps */
+	/* Bytes per second */
 	cap->shaper_private_rate_max =
 		vf->link_speed * 1000 / IAVF_BITS_PER_BYTE;
 	cap->shaper_private_packet_mode_supported = 0;
@@ -544,7 +544,7 @@ iavf_level_capabilities_get(struct rte_eth_dev *dev,
 		cap->nonleaf.shaper_private_supported = true;
 		cap->nonleaf.shaper_private_dual_rate_supported = false;
 		cap->nonleaf.shaper_private_rate_min = 0;
-		/* GBps */
+		/* Bytes per second */
 		cap->nonleaf.shaper_private_rate_max =
 			vf->link_speed * 1000 / IAVF_BITS_PER_BYTE;
 		cap->nonleaf.shaper_private_packet_mode_supported = 0;
@@ -632,8 +632,11 @@ iavf_node_capabilities_get(struct rte_eth_dev *dev,
 
 	cap->shaper_private_supported = true;
 	cap->shaper_private_dual_rate_supported = false;
-	cap->shaper_private_rate_min = tc_cap.shaper.committed;
-	cap->shaper_private_rate_max = tc_cap.shaper.peak;
+	/* Bytes per second */
+	cap->shaper_private_rate_min =
+		tc_cap.shaper.committed * 1000 / IAVF_BITS_PER_BYTE;
+	cap->shaper_private_rate_max =
+		tc_cap.shaper.peak * 1000 / IAVF_BITS_PER_BYTE;
 	cap->shaper_shared_n_max = 0;
 	cap->nonleaf.sched_n_children_max = vf->num_queue_pairs;
 	cap->nonleaf.sched_sp_n_priorities_max = 1;
-- 
2.17.1


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-07-16  8:15 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-07-15  2:08 [dpdk-dev] [PATCH v1] net/iavf: fix wrong bandwidth unit in TM capability querying Ting Xu
2021-07-15 10:32 ` [dpdk-dev] [PATCH v2] " Ting Xu
2021-07-15 10:36 ` Ting Xu
2021-07-16  8:15   ` Zhang, Qi Z

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