/**
* ixgbe_dcb_hw_config - Config and enable DCB
* @hw: pointer to hardware structure
* @dcb_config: pointer to ixgbe_dcb_config structure
*
* Configure dcb settings and enable dcb mode.
*/
s32 ixgbe_dcb_hw_config(struct ixgbe_hw *hw,
struct ixgbe_dcb_config *dcb_config)
{
s32 ret = 0;
u8 pfc_en;
u8 ptype[MAX_TRAFFIC_CLASS];
u8 bwgid[MAX_TRAFFIC_CLASS];
u8 prio_tc[MAX_TRAFFIC_CLASS];
u16 refill[MAX_TRAFFIC_CLASS];
u16 max[MAX_TRAFFIC_CLASS];
/* Unpack CEE standard containers */
ixgbe_dcb_unpack_pfc(dcb_config, &pfc_en);
ixgbe_dcb_unpack_refill(dcb_config, DCB_TX_CONFIG, refill);
ixgbe_dcb_unpack_max(dcb_config, max);
ixgbe_dcb_unpack_bwgid(dcb_config, DCB_TX_CONFIG, bwgid);
ixgbe_dcb_unpack_prio(dcb_config, DCB_TX_CONFIG, ptype);
ixgbe_dcb_unpack_map(dcb_config, DCB_TX_CONFIG, prio_tc);
switch (hw->mac.type) {
case ixgbe_mac_82598EB:
ret = ixgbe_dcb_hw_config_82598(hw, pfc_en, refill, max,
bwgid, ptype);
break;
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
ret = ixgbe_dcb_hw_config_82599(hw, pfc_en, refill, max,
bwgid, ptype, prio_tc);
break;
default:
break;
}
return ret;
}
s32 ixgbe_dcb_hw_config(struct ixgbe_hw *hw,
struct ixgbe_dcb_config *dcb_config)
{
s32 ret = 0;
if (hw->mac.type == ixgbe_mac_82598EB)
ret = ixgbe_dcb_hw_config_82598(hw, dcb_config);
else if (hw->mac.type == ixgbe_mac_82599EB)
ret = ixgbe_dcb_hw_config_82599(hw, dcb_config);
return ret;
}
/**
* ixgbe_dcb_hw_config_cee - Config and enable DCB
* @hw: pointer to hardware structure
* @dcb_config: pointer to ixgbe_dcb_config structure
*
* Configure dcb settings and enable dcb mode.
*/
s32 ixgbe_dcb_hw_config_cee(struct ixgbe_hw *hw,
struct ixgbe_dcb_config *dcb_config)
{
s32 ret = IXGBE_NOT_IMPLEMENTED;
u8 pfc_en;
u8 tsa[IXGBE_DCB_MAX_TRAFFIC_CLASS];
u8 bwgid[IXGBE_DCB_MAX_TRAFFIC_CLASS];
u8 map[IXGBE_DCB_MAX_USER_PRIORITY] = { 0 };
u16 refill[IXGBE_DCB_MAX_TRAFFIC_CLASS];
u16 max[IXGBE_DCB_MAX_TRAFFIC_CLASS];
/* Unpack CEE standard containers */
ixgbe_dcb_unpack_refill_cee(dcb_config, IXGBE_DCB_TX_CONFIG, refill);
ixgbe_dcb_unpack_max_cee(dcb_config, max);
ixgbe_dcb_unpack_bwgid_cee(dcb_config, IXGBE_DCB_TX_CONFIG, bwgid);
ixgbe_dcb_unpack_tsa_cee(dcb_config, IXGBE_DCB_TX_CONFIG, tsa);
ixgbe_dcb_unpack_map_cee(dcb_config, IXGBE_DCB_TX_CONFIG, map);
hw->mac.ops.setup_rxpba(hw, dcb_config->num_tcs.pg_tcs,
0, dcb_config->rx_pba_cfg);
switch (hw->mac.type) {
case ixgbe_mac_82598EB:
ret = ixgbe_dcb_hw_config_82598(hw, dcb_config->link_speed,
refill, max, bwgid, tsa);
break;
case ixgbe_mac_82599EB:
case ixgbe_mac_X540:
case ixgbe_mac_X550:
case ixgbe_mac_X550EM_x:
#if !defined(NO_82599_SUPPORT) || !defined(NO_X540_SUPPORT)
ixgbe_dcb_config_82599(hw, dcb_config);
ret = ixgbe_dcb_hw_config_82599(hw, dcb_config->link_speed,
refill, max, bwgid,
tsa, map);
ixgbe_dcb_config_tc_stats_82599(hw, dcb_config);
break;
#endif
default:
break;
}
if (!ret && dcb_config->pfc_mode_enable) {
ixgbe_dcb_unpack_pfc_cee(dcb_config, map, &pfc_en);
ret = ixgbe_dcb_config_pfc(hw, pfc_en, map);
}
return ret;
}