From: Ajit Khaparde <ajit.khaparde@broadcom.com>
Date: Thu, 28 Jun 2018 20:15:30 +0000 (-0700)
Subject: net/bnxt: set descriptor rings limits
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=6a68c813fd16e42940b451cf8ee45dca05e2c602;p=dpdk.git

net/bnxt: set descriptor rings limits

Set MIN and MAX descriptor count for TX and RX rings.

Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
---

diff --git a/drivers/net/bnxt/bnxt.h b/drivers/net/bnxt/bnxt.h
index d19aea5694..9a70617fc8 100644
--- a/drivers/net/bnxt/bnxt.h
+++ b/drivers/net/bnxt/bnxt.h
@@ -24,6 +24,9 @@
 #define VLAN_TAG_SIZE		4
 #define BNXT_MAX_LED		4
 #define BNXT_NUM_VLANS		2
+#define BNXT_MIN_RING_DESC	16
+#define BNXT_MAX_TX_RING_DESC	4096
+#define BNXT_MAX_RX_RING_DESC	8192
 
 struct bnxt_led_info {
 	uint8_t      led_id;
diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index f26461c42c..752c3481ad 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -450,6 +450,10 @@ static void bnxt_dev_info_get_op(struct rte_eth_dev *eth_dev,
 	eth_dev->data->dev_conf.intr_conf.lsc = 1;
 
 	eth_dev->data->dev_conf.intr_conf.rxq = 1;
+	dev_info->rx_desc_lim.nb_min = BNXT_MIN_RING_DESC;
+	dev_info->rx_desc_lim.nb_max = BNXT_MAX_RX_RING_DESC;
+	dev_info->tx_desc_lim.nb_min = BNXT_MIN_RING_DESC;
+	dev_info->tx_desc_lim.nb_max = BNXT_MAX_TX_RING_DESC;
 
 	/* *INDENT-ON* */