netdev - [PATCH ethtool 3/3] ethtool: Add support for action value -2 (wake-up filter)

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Date:   Wed,  8 Aug 2018 11:22:11 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     netdev@...r.kernel.org
Cc:     linville@...driver.com, andrew@...n.ch, davem@...emloft.net,
        Florian Fainelli <f.fainelli@...il.com>
Subject: [PATCH ethtool 3/3] ethtool: Add support for action value -2 (wake-up filter)

Add the ability to program special filters using ethtool::rxnfc which
are meant to be used for wake-up purposes (in conjuction with
WAKE_FILTER) using the special action value: -2 (RX_CLS_FLOW_WAKE).

Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
---
 rxclass.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/rxclass.c b/rxclass.c
index 42d122d1ed86..79972651e706 100644
--- a/rxclass.c
+++ b/rxclass.c
@@ -251,7 +251,11 @@ static void rxclass_print_nfc_rule(struct ethtool_rx_flow_spec *fsp,
 	if (fsp->flow_type & FLOW_RSS)
 		fprintf(stdout, "\tRSS Context ID: %u\n", rss_context);
 
-	if (fsp->ring_cookie != RX_CLS_FLOW_DISC) {
+	if (fsp->ring_cookie == RX_CLS_FLOW_DISC) {
+		fprintf(stdout, "\tAction: Drop\n");
+	} else if (fsp->ring_cookie == RX_CLS_FLOW_WAKE) {
+		fprintf(stdout, "\tAction: Wake-on-LAN\n");
+	} else {
 		u64 vf = ethtool_get_flow_spec_ring_vf(fsp->ring_cookie);
 		u64 queue = ethtool_get_flow_spec_ring(fsp->ring_cookie);
 
@@ -266,8 +270,6 @@ static void rxclass_print_nfc_rule(struct ethtool_rx_flow_spec *fsp,
 		else
 			fprintf(stdout, "\tAction: Direct to queue %llu\n",
 				queue);
-	} else {
-		fprintf(stdout, "\tAction: Drop\n");
 	}
 
 	fprintf(stdout, "\n");
-- 
2.17.1