From: Vishal Kulkarni <vishal@chelsio.com>
Date: Fri, 19 Jun 2020 19:51:39 +0530
Subject: cxgb4: add action to steer flows to specific Rxq
Patch-mainline: v5.9-rc1
Git-commit: 4dababa232f26eda7e827cfc0360c160549d9a84
References: jsc#SLE-15131

Add support for queue action to steer Rx traffic
hitting the flows to specified Rxq.

Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Vishal Kulkarni <vishal@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c |    8 ++++++++
 1 file changed, 8 insertions(+)

--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c
@@ -415,6 +415,11 @@ void cxgb4_process_flow_actions(struct n
 			process_pedit_field(fs, val, mask, offset, htype);
 			}
 			break;
+		case FLOW_ACTION_QUEUE:
+			fs->action = FILTER_PASS;
+			fs->dirsteer = 1;
+			fs->iq = act->queue.index;
+			break;
 		default:
 			break;
 		}
@@ -599,6 +604,9 @@ int cxgb4_validate_flow_actions(struct n
 			act_pedit = true;
 			}
 			break;
+		case FLOW_ACTION_QUEUE:
+			/* Do nothing. cxgb4_set_filter will validate */
+			break;
 		default:
 			netdev_err(dev, "%s: Unsupported action\n", __func__);
 			return -EOPNOTSUPP;