ice: Fix forward to queue group logic
authorAnirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Thu, 20 Sep 2018 00:43:02 +0000 (17:43 -0700)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Wed, 3 Oct 2018 14:42:30 +0000 (07:42 -0700)
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>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/ice/ice_switch.c

index 9a2664fd87b8c26691cece3d36b32d400c6b9246..ff933a348accf48f1750083c8dcbf8765a1bb234 100644 (file)
@@ -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;
        }