From: Hemant Agrawal <hemant.agrawal@nxp.com>
To: <ferruh.yigit@intel.com>
Cc: <dev@dpdk.org>, <shreyansh.jain@nxp.com>
Subject: [dpdk-dev] [PATCH 09/10] net/dpaa2: add support for frame based Tx congestion
Date: Thu, 22 Jun 2017 19:27:16 +0530 [thread overview]
Message-ID: <1498139837-19303-10-git-send-email-hemant.agrawal@nxp.com> (raw)
In-Reply-To: <1498139837-19303-1-git-send-email-hemant.agrawal@nxp.com>
Change from byte based to frame based.
Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
---
drivers/net/dpaa2/dpaa2_ethdev.c | 3 +--
drivers/net/dpaa2/dpaa2_ethdev.h | 9 ++++-----
2 files changed, 5 insertions(+), 7 deletions(-)
diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index a1ef1cb..82dd8bb 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -492,8 +492,7 @@ dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev,
if (priv->flags & DPAA2_TX_CGR_SUPPORT) {
struct dpni_congestion_notification_cfg cong_notif_cfg;
- cong_notif_cfg.units = DPNI_CONGESTION_UNIT_BYTES;
- /* Notify about congestion when the queue size is 32 KB */
+ cong_notif_cfg.units = DPNI_CONGESTION_UNIT_FRAMES;
cong_notif_cfg.threshold_entry = CONG_ENTER_TX_THRESHOLD;
/* Notify that the queue is not congested when the data in
* the queue is below this thershold.
diff --git a/drivers/net/dpaa2/dpaa2_ethdev.h b/drivers/net/dpaa2/dpaa2_ethdev.h
index a146088..ee21cbb 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.h
+++ b/drivers/net/dpaa2/dpaa2_ethdev.h
@@ -47,19 +47,18 @@
/*default tc to be used for ,congestion, distribution etc configuration. */
#define DPAA2_DEF_TC 0
-/* Threshold for a queue to *Enter* Congestion state.
- * It is set to 32KB
+/* Threshold for a Tx queue to *Enter* Congestion state.
*/
-#define CONG_ENTER_TX_THRESHOLD (32 * 1024)
+#define CONG_ENTER_TX_THRESHOLD 512
/* Threshold for a queue to *Exit* Congestion state.
*/
-#define CONG_EXIT_TX_THRESHOLD (24 * 1024)
+#define CONG_EXIT_TX_THRESHOLD 480
/* RX queue tail drop threshold
* currently considering 32 KB packets
*/
-#define CONG_THRESHOLD_RX_Q (32 * 1024)
+#define CONG_THRESHOLD_RX_Q (64 * 1024)
/* Size of the input SMMU mapped memory required by MC */
#define DIST_PARAM_IOVA_SIZE 256
--
2.7.4
next prev parent reply other threads:[~2017-06-22 13:57 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-22 13:57 [dpdk-dev] [PATCH 00/10] NXP DPAA2 PMD changes Hemant Agrawal
2017-06-22 13:57 ` [dpdk-dev] [PATCH 01/10] net/dpaa2: set the eth driver from dpaa2 driver Hemant Agrawal
2017-06-22 13:57 ` [dpdk-dev] [PATCH 02/10] net/dpaa2: set data align option in mc firmware Hemant Agrawal
2017-06-22 13:57 ` [dpdk-dev] [PATCH 03/10] net/dpaa2: align the queue numbers with " Hemant Agrawal
2017-06-22 13:57 ` [dpdk-dev] [PATCH 04/10] net/dpaa2: check soc version for stashing enable Hemant Agrawal
2017-06-22 13:57 ` [dpdk-dev] [PATCH 05/10] net/dpaa2: disable Tx congestion notification Hemant Agrawal
2017-06-22 13:57 ` [dpdk-dev] [PATCH 06/10] doc: change the dpaa2 helper repository path Hemant Agrawal
2017-06-26 15:01 ` Mcnamara, John
2017-06-22 13:57 ` [dpdk-dev] [PATCH 07/10] bus/fslmc: fix the failure loop condition Hemant Agrawal
2017-06-22 13:57 ` [dpdk-dev] [PATCH 08/10] bus/fslmc: add check for memseg availability Hemant Agrawal
2017-06-22 13:57 ` Hemant Agrawal [this message]
2017-06-22 13:57 ` [dpdk-dev] [PATCH 10/10] net/dpaa2: add support for multi seg buffers Hemant Agrawal
2017-06-23 9:59 ` [dpdk-dev] [PATCH 00/10] NXP DPAA2 PMD changes Ferruh Yigit
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