netdev - [net-next 03/15] ice: Configure RSS LUT and HASH KEY in rebuild path

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Date:   Tue, 15 Jan 2019 13:56:39 -0800
From:   Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:     davem@...emloft.net
Cc:     Md Fahad Iqbal Polash <md.fahad.iqbal.polash@...el.com>,
        netdev@...r.kernel.org, nhorman@...hat.com, sassmann@...hat.com,
        Anirudh Venkataramanan <anirudh.venkataramanan@...el.com>,
        Andrew Bowers <andrewx.bowers@...el.com>,
        Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next 03/15] ice: Configure RSS LUT and HASH KEY in rebuild path

From: Md Fahad Iqbal Polash <md.fahad.iqbal.polash@...el.com>

This patch configures the RSS lookup table and hash key post reset.

Signed-off-by: Md Fahad Iqbal Polash <md.fahad.iqbal.polash@...el.com>
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@...el.com>
Tested-by: Andrew Bowers <andrewx.bowers@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
 drivers/net/ethernet/intel/ice/ice_lib.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index 29b1dcfd4331..3bd24173b39c 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -2581,6 +2581,12 @@ int ice_vsi_rebuild(struct ice_vsi *vsi)
 			goto err_vectors;
 
 		ice_vsi_map_rings_to_vectors(vsi);
+		/* Do not exit if configuring RSS had an issue, at least
+		 * receive traffic on first queue. Hence no need to capture
+		 * return value
+		 */
+		if (test_bit(ICE_FLAG_RSS_ENA, vsi->back->flags))
+			ice_vsi_cfg_rss_lut_key(vsi);
 		break;
 	case ICE_VSI_VF:
 		ret = ice_vsi_alloc_q_vectors(vsi);
-- 
2.20.1