[net-next 06/15] i40e: Add functionality for FD SB to drop packets

STALE4590d SUPERSEDED: 1 (0M)

From: Jeff Kirsher <hidden>
Date: 2014-03-26 18:04:23
Subsystem: intel ethernet drivers, networking drivers, the rest · Maintainers: Tony Nguyen, Przemek Kitszel, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

Revision v1 of 186 in this series; 1 review trailer.

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From: Anjali Singhai Jain <redacted>

With this change we can drop a flow if we wanted to.

Change-ID: I222b1ae960e61a31965bafe3159a95099e70c7d2
Signed-off-by: Anjali Singhai Jain <redacted>
Signed-off-by: Catherine Sullivan <redacted>
Tested-by: Kavindya Deegala <redacted>
Signed-off-by: Jeff Kirsher <redacted>
---
 drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index 0461a72..aa123f4 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c

@@ -1513,11 +1513,16 @@ static int i40e_add_fdir_ethtool(struct i40e_vsi *vsi,
 
 	input->fd_id = fsp->location;
 
+	if (fsp->ring_cookie == RX_CLS_FLOW_DISC)
+		input->dest_ctl = I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET;
+	else
+		input->dest_ctl =
+			     I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX;
+
 	input->q_index = fsp->ring_cookie;
 	input->flex_off = 0;
 	input->pctype = 0;
 	input->dest_vsi = vsi->id;
-	input->dest_ctl = I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX;
 	input->fd_status = I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID;
 	input->cnt_index = 0;
 	input->flow_type = fsp->flow_type;

-- 
1.8.3.1

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