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path: root/drivers/net/ethernet/intel/ice/ice_dcb_lib.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_dcb_lib.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_dcb_lib.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_dcb_lib.c b/drivers/net/ethernet/intel/ice/ice_dcb_lib.c
index 97c22d4aae1d..dd47869c4ad4 100644
--- a/drivers/net/ethernet/intel/ice/ice_dcb_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_dcb_lib.c
@@ -4,6 +4,48 @@
#include "ice_dcb_lib.h"
/**
+ * ice_vsi_cfg_netdev_tc - Setup the netdev TC configuration
+ * @vsi: the VSI being configured
+ * @ena_tc: TC map to be enabled
+ */
+void ice_vsi_cfg_netdev_tc(struct ice_vsi *vsi, u8 ena_tc)
+{
+ struct net_device *netdev = vsi->netdev;
+ struct ice_pf *pf = vsi->back;
+ struct ice_dcbx_cfg *dcbcfg;
+ u8 netdev_tc;
+ int i;
+
+ if (!netdev)
+ return;
+
+ if (!ena_tc) {
+ netdev_reset_tc(netdev);
+ return;
+ }
+
+ if (netdev_set_num_tc(netdev, vsi->tc_cfg.numtc))
+ return;
+
+ dcbcfg = &pf->hw.port_info->local_dcbx_cfg;
+
+ ice_for_each_traffic_class(i)
+ if (vsi->tc_cfg.ena_tc & BIT(i))
+ netdev_set_tc_queue(netdev,
+ vsi->tc_cfg.tc_info[i].netdev_tc,
+ vsi->tc_cfg.tc_info[i].qcount_tx,
+ vsi->tc_cfg.tc_info[i].qoffset);
+
+ for (i = 0; i < ICE_MAX_USER_PRIORITY; i++) {
+ u8 ets_tc = dcbcfg->etscfg.prio_table[i];
+
+ /* Get the mapped netdev TC# for the UP */
+ netdev_tc = vsi->tc_cfg.tc_info[ets_tc].netdev_tc;
+ netdev_set_prio_tc_map(netdev, i, netdev_tc);
+ }
+}
+
+/**
* ice_dcb_get_ena_tc - return bitmap of enabled TCs
* @dcbcfg: DCB config to evaluate for enabled TCs
*/