Exemplo n.º 1
0
/**
 * 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;
}
Exemplo n.º 3
0
/**
 * 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;
}