From mboxrd@z Thu Jan 1 00:00:00 1970 From: Beilei Xing Subject: [PATCH 09/24] net/i40e: restore RSS hash info Date: Fri, 2 Dec 2016 06:53:30 -0500 Message-ID: <1480679625-4157-10-git-send-email-beilei.xing@intel.com> References: <1480679625-4157-1-git-send-email-beilei.xing@intel.com> Cc: dev@dpdk.org, wenzhuo.lu@intel.com To: jingjing.wu@intel.com, helin.zhang@intel.com Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id B1020567A for ; Fri, 2 Dec 2016 05:13:08 +0100 (CET) In-Reply-To: <1480679625-4157-1-git-send-email-beilei.xing@intel.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Add support of restoring RSS hash info, include looup table and RSS configuration. Signed-off-by: Beilei Xing --- drivers/net/i40e/i40e_ethdev.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index a47d141..997e2fe 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -487,6 +487,7 @@ static int i40e_sw_tunnel_filter_del(struct i40e_pf *pf, static void i40e_ethertype_filter_restore(struct i40e_pf *pf); static void i40e_macvlan_filter_restore(struct i40e_pf *pf); static void i40e_tunnel_filter_restore(struct i40e_pf *pf); +static void i40e_rss_hash_restore(struct i40e_pf *pf); static void i40e_filter_restore(struct i40e_pf *pf); static const struct rte_pci_id pci_id_i40e_map[] = { @@ -10197,6 +10198,22 @@ i40e_tunnel_filter_restore(struct i40e_pf *pf) } } +/* Restore hash filter */ +static void +i40e_rss_hash_restore(struct i40e_pf *pf) +{ + struct i40e_hw *hw = I40E_PF_TO_HW(pf); + uint16_t reta_size = hw->func_caps.rss_table_size; + + if (pf->hash.reta) { + /* Restore lut to HW */ + i40e_set_rss_lut(pf->main_vsi, pf->hash.reta, reta_size); + + /* Restore RSS configuration to HW */ + i40e_hw_rss_hash_set(pf, &pf->hash.rss_conf); + } +} + static void i40e_filter_restore(struct i40e_pf *pf) { @@ -10204,4 +10221,5 @@ i40e_filter_restore(struct i40e_pf *pf) i40e_macvlan_filter_restore(pf); i40e_tunnel_filter_restore(pf); i40e_fdir_filter_restore(pf); + i40e_rss_hash_restore(pf); } -- 2.5.5