net/qede: limit ring size to 32k

Since nb_max is a u16 it can store value up to 65535 only (not 64K),
but this value is not a power-of-2. So limit the ring sizes to 32K.

Signed-off-by: Harish Patil <harish.patil@cavium.com>

diff --git a/drivers/net/qede/qede_ethdev.c b/drivers/net/qede/qede_ethdev.c
index 3e9f359..fcc9bbb 100644 (file)
--- a/drivers/net/qede/qede_ethdev.c
+++ b/drivers/net/qede/qede_ethdev.c
@@ -1189,13 +1189,13 @@ static int qede_dev_configure(struct rte_eth_dev *eth_dev)
 
 /* Info about HW descriptor ring limitations */
 static const struct rte_eth_desc_lim qede_rx_desc_lim = {
-       .nb_max = NUM_RX_BDS_MAX,
+       .nb_max = 0x8000, /* 32K */
        .nb_min = 128,
        .nb_align = 128 /* lowest common multiple */
 };
 
 static const struct rte_eth_desc_lim qede_tx_desc_lim = {
-       .nb_max = NUM_TX_BDS_MAX,
+       .nb_max = 0x8000, /* 32K */
        .nb_min = 256,
        .nb_align = 256,
        .nb_seg_max = ETH_TX_MAX_BDS_PER_LSO_PACKET,