diff mbox series

[10/16] ice: Fix forward to queue group logic

Message ID 20180920002339.11107-11-anirudh.venkataramanan@intel.com
State Superseded
Headers show
Series Add SR-IOV support, feature updates | expand

Commit Message

Venkataramanan, Anirudh Sept. 20, 2018, 12:23 a.m. UTC
When adding a rule, queue region size needs to be provided as log base 2
of the number of queues in region. Fix that.

Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
---
 drivers/net/ethernet/intel/ice/ice_switch.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

Comments

Bowers, AndrewX Sept. 26, 2018, 4:55 p.m. UTC | #1
> -----Original Message-----
> From: Intel-wired-lan [mailto:intel-wired-lan-bounces@osuosl.org] On
> Behalf Of Anirudh Venkataramanan
> Sent: Wednesday, September 19, 2018 5:24 PM
> To: intel-wired-lan@lists.osuosl.org
> Subject: [Intel-wired-lan] [PATCH 10/16] ice: Fix forward to queue group logic
> 
> When adding a rule, queue region size needs to be provided as log base 2 of
> the number of queues in region. Fix that.
> 
> Signed-off-by: Anirudh Venkataramanan
> <anirudh.venkataramanan@intel.com>
> ---
>  drivers/net/ethernet/intel/ice/ice_switch.c | 14 ++++++++++----
>  1 file changed, 10 insertions(+), 4 deletions(-)

Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
diff mbox series

Patch

diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c
index 47815359e2ec..822442fee327 100644
--- a/drivers/net/ethernet/intel/ice/ice_switch.c
+++ b/drivers/net/ethernet/intel/ice/ice_switch.c
@@ -656,6 +656,7 @@  ice_fill_sw_rule(struct ice_hw *hw, struct ice_fltr_info *f_info,
 	u8 *eth_hdr;
 	u32 act = 0;
 	__be16 *off;
+	u8 q_rgn;
 
 	if (opc == ice_aqc_opc_remove_sw_rules) {
 		s_rule->pdata.lkup_tx_rx.act = 0;
@@ -694,14 +695,19 @@  ice_fill_sw_rule(struct ice_hw *hw, struct ice_fltr_info *f_info,
 		act |= (f_info->fwd_id.q_id << ICE_SINGLE_ACT_Q_INDEX_S) &
 			ICE_SINGLE_ACT_Q_INDEX_M;
 		break;
+	case ICE_DROP_PACKET:
+		act |= ICE_SINGLE_ACT_VSI_FORWARDING | ICE_SINGLE_ACT_DROP |
+			ICE_SINGLE_ACT_VALID_BIT;
+		break;
 	case ICE_FWD_TO_QGRP:
+		q_rgn = f_info->qgrp_size > 0 ?
+			(u8)ilog2(f_info->qgrp_size) : 0;
 		act |= ICE_SINGLE_ACT_TO_Q;
-		act |= (f_info->qgrp_size << ICE_SINGLE_ACT_Q_REGION_S) &
+		act |= (f_info->fwd_id.q_id << ICE_SINGLE_ACT_Q_INDEX_S) &
+			ICE_SINGLE_ACT_Q_INDEX_M;
+		act |= (q_rgn << ICE_SINGLE_ACT_Q_REGION_S) &
 			ICE_SINGLE_ACT_Q_REGION_M;
 		break;
-	case ICE_DROP_PACKET:
-		act |= ICE_SINGLE_ACT_VSI_FORWARDING | ICE_SINGLE_ACT_DROP;
-		break;
 	default:
 		return;
 	}