I225 have limitation when programming the BaseTime register which required
a power cycle of the controller. This limitation already lifted in I226.
This patch removes the restriction so that when user configure/remove any
TSN mode, it would not go into power cycle reset adapter.
How to test:
Schedule any gate control list configuration or delete it.
Example:
1)
BASE_TIME=$(date +%s%N)
tc qdisc replace dev $interface_name parent root handle 100 taprio \
num_tc 4 \
map 3 1 0 2 3 3 3 3 3 3 3 3 3 3 3 3 \
queues 1@0 1@1 1@2 1@3 \
base-time $BASE_TIME \
sched-entry S 0F
1000000 \
flags 0x2
2) tc qdisc del dev $intername_name root
Signed-off-by: Muhammad Husaini Zulkifli <muhammad.husaini.zulkifli@intel.com>
Tested-by: Naama Meir <naamax.meir@linux.intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
if (err)
return err;
- return igc_tsn_offload_apply(adapter, qopt->enable);
+ return igc_tsn_offload_apply(adapter);
}
static int igc_tsn_clear_schedule(struct igc_adapter *adapter)
if (err)
return err;
- return igc_tsn_offload_apply(adapter, qopt->enable);
+ return igc_tsn_offload_apply(adapter);
}
static int igc_save_cbs_params(struct igc_adapter *adapter, int queue,
if (err)
return err;
- return igc_tsn_offload_apply(adapter, qopt->enable);
+ return igc_tsn_offload_apply(adapter);
}
static int igc_setup_tc(struct net_device *dev, enum tc_setup_type type,
return err;
}
-int igc_tsn_offload_apply(struct igc_adapter *adapter, bool enable)
+int igc_tsn_offload_apply(struct igc_adapter *adapter)
{
struct igc_hw *hw = &adapter->hw;
- int err;
- if (netif_running(adapter->netdev) &&
- (igc_is_device_id_i225(hw) || !enable)) {
+ if (netif_running(adapter->netdev) && igc_is_device_id_i225(hw)) {
schedule_work(&adapter->reset_task);
return 0;
}
- err = igc_tsn_enable_offload(adapter);
- if (err < 0)
- return err;
+ igc_tsn_reset(adapter);
- adapter->flags = igc_tsn_new_flags(adapter);
return 0;
}
#ifndef _IGC_TSN_H_
#define _IGC_TSN_H_
-int igc_tsn_offload_apply(struct igc_adapter *adapter, bool enable);
+int igc_tsn_offload_apply(struct igc_adapter *adapter);
int igc_tsn_reset(struct igc_adapter *adapter);
void igc_tsn_adjust_txtime_offset(struct igc_adapter *adapter);