From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from netronome.com (host-79-78-33-110.static.as9105.net [79.78.33.110]) by dpdk.org (Postfix) with ESMTP id EF40320F; Fri, 24 Nov 2017 15:23:51 +0100 (CET) Received: from netronome.com (localhost [127.0.0.1]) by netronome.com (8.14.4/8.14.4/Debian-4.1ubuntu1) with ESMTP id vAOENmko034869; Fri, 24 Nov 2017 14:23:48 GMT Received: (from alucero@localhost) by netronome.com (8.14.4/8.14.4/Submit) id vAOENmJf034868; Fri, 24 Nov 2017 14:23:48 GMT From: Alejandro Lucero To: dev@dpdk.org Cc: stable@dpdk.org Date: Fri, 24 Nov 2017 14:23:48 +0000 Message-Id: <1511533428-34831-1-git-send-email-alejandro.lucero@netronome.com> X-Mailer: git-send-email 1.9.1 Subject: [dpdk-stable] [PATCH] net/nfp: fix MTU settings X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 24 Nov 2017 14:23:52 -0000 The wrong mtu length was used for configuring the hardware. The max_rx_pktlen reported was also wrong. Fixes: defb9a5dd156 ("nfp: introduce driver initialization") Signed-off-by: Alejandro Lucero --- drivers/net/nfp/nfp_net.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/nfp/nfp_net.c b/drivers/net/nfp/nfp_net.c index 0501156..9a7b0b2 100644 --- a/drivers/net/nfp/nfp_net.c +++ b/drivers/net/nfp/nfp_net.c @@ -1196,7 +1196,7 @@ enum nfp_qcp_ptr { dev_info->max_rx_queues = (uint16_t)hw->max_rx_queues; dev_info->max_tx_queues = (uint16_t)hw->max_tx_queues; dev_info->min_rx_bufsize = ETHER_MIN_MTU; - dev_info->max_rx_pktlen = hw->mtu; + dev_info->max_rx_pktlen = hw->max_mtu; /* Next should change when PF support is implemented */ dev_info->max_mac_addrs = 1; @@ -2774,7 +2774,7 @@ uint32_t nfp_net_txq_full(struct nfp_net_txq *txq) hw->ver = nn_cfg_readl(hw, NFP_NET_CFG_VERSION); hw->cap = nn_cfg_readl(hw, NFP_NET_CFG_CAP); hw->max_mtu = nn_cfg_readl(hw, NFP_NET_CFG_MAX_MTU); - hw->mtu = hw->max_mtu; + hw->mtu = ETHER_MTU; if (NFD_CFG_MAJOR_VERSION_of(hw->ver) < 2) hw->rx_offset = NFP_NET_RX_OFFSET; -- 1.9.1