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authorWojciech Drewek <wojciech.drewek@intel.com>2021-09-23 14:43:48 +0200
committerTony Nguyen <anthony.l.nguyen@intel.com>2021-10-19 10:53:26 -0700
commit73b483b7902918cd7de3481313ed4943eb9c3f3b (patch)
treec556ac96e2dec58fed5c12829e599c214ddde2dd /drivers/net/ethernet/intel/ice/ice_switch.c
parentice: Forbid trusted VFs in switchdev mode (diff)
downloadlinux-dev-73b483b7902918cd7de3481313ed4943eb9c3f3b.tar.xz
linux-dev-73b483b7902918cd7de3481313ed4943eb9c3f3b.zip
ice: Manage act flags for switchdev offloads
Currently it is not possible to set/unset lb_en and lan_en flags for advanced rules during their creation. Both flags are enabled by default. In case of switchdev offloads for egress traffic we need lb_en to be disabled. Because of that, we work around it by updating the rule immediately after its creation. This change allows us to set/unset those flags right away and it gets rid of old workaround as well. Using ice_adv_rule_flags_info structure we can pass info about flags we want to be set for a given advanced rule. Flags are stored in flags_info.act. Values from act would be used only if act_valid was set to true, otherwise default values would be used. Signed-off-by: Wojciech Drewek <wojciech.drewek@intel.com> Acked-by: Paul Menzel <pmenzel@molgen.mpg.de> Tested-by: Sandeep Penigalapati <sandeep.penigalapati@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_switch.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_switch.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c
index 0d07547b40f1..a4a299012f9f 100644
--- a/drivers/net/ethernet/intel/ice/ice_switch.c
+++ b/drivers/net/ethernet/intel/ice/ice_switch.c
@@ -4783,7 +4783,14 @@ ice_add_adv_rule(struct ice_hw *hw, struct ice_adv_lkup_elem *lkups,
s_rule = kzalloc(rule_buf_sz, GFP_KERNEL);
if (!s_rule)
return ICE_ERR_NO_MEMORY;
- act |= ICE_SINGLE_ACT_LB_ENABLE | ICE_SINGLE_ACT_LAN_ENABLE;
+ if (!rinfo->flags_info.act_valid) {
+ act |= ICE_SINGLE_ACT_LAN_ENABLE;
+ act |= ICE_SINGLE_ACT_LB_ENABLE;
+ } else {
+ act |= rinfo->flags_info.act & (ICE_SINGLE_ACT_LAN_ENABLE |
+ ICE_SINGLE_ACT_LB_ENABLE);
+ }
+
switch (rinfo->sw_act.fltr_act) {
case ICE_FWD_TO_VSI:
act |= (rinfo->sw_act.fwd_id.hw_vsi_id <<