diff --git a/drivers/net/ixgbe/ixgbe_dcb.c b/drivers/net/ixgbe/ixgbe_dcb.c index e2e7a292525d..e7b551af573d 100644 --- a/drivers/net/ixgbe/ixgbe_dcb.c +++ b/drivers/net/ixgbe/ixgbe_dcb.c @@ -246,6 +246,8 @@ s32 ixgbe_dcb_hw_config(struct ixgbe_hw *hw, u8 bwgid[MAX_TRAFFIC_CLASS]; u16 refill[MAX_TRAFFIC_CLASS]; u16 max[MAX_TRAFFIC_CLASS]; + /* CEE does not define a priority to tc mapping so map 1:1 */ + u8 prio_tc[MAX_TRAFFIC_CLASS] = {0, 1, 2, 3, 4, 5, 6, 7}; /* Unpack CEE standard containers */ ixgbe_dcb_unpack_pfc(dcb_config, &pfc_en); @@ -264,7 +266,7 @@ s32 ixgbe_dcb_hw_config(struct ixgbe_hw *hw, case ixgbe_mac_X540: ret = ixgbe_dcb_hw_config_82599(hw, dcb_config->rx_pba_cfg, pfc_en, refill, max, bwgid, - ptype); + ptype, prio_tc); break; default: break; @@ -292,7 +294,8 @@ s32 ixgbe_dcb_hw_pfc_config(struct ixgbe_hw *hw, u8 pfc_en) } s32 ixgbe_dcb_hw_ets_config(struct ixgbe_hw *hw, - u16 *refill, u16 *max, u8 *bwg_id, u8 *prio_type) + u16 *refill, u16 *max, u8 *bwg_id, + u8 *prio_type, u8 *prio_tc) { switch (hw->mac.type) { case ixgbe_mac_82598EB: @@ -306,11 +309,11 @@ s32 ixgbe_dcb_hw_ets_config(struct ixgbe_hw *hw, case ixgbe_mac_82599EB: case ixgbe_mac_X540: ixgbe_dcb_config_rx_arbiter_82599(hw, refill, max, - bwg_id, prio_type); + bwg_id, prio_type, prio_tc); ixgbe_dcb_config_tx_desc_arbiter_82599(hw, refill, max, bwg_id, prio_type); - ixgbe_dcb_config_tx_data_arbiter_82599(hw, refill, max, - bwg_id, prio_type); + ixgbe_dcb_config_tx_data_arbiter_82599(hw, refill, max, bwg_id, + prio_type, prio_tc); break; default: break; diff --git a/drivers/net/ixgbe/ixgbe_dcb.h b/drivers/net/ixgbe/ixgbe_dcb.h index 515bc27477f6..944838fc7b59 100644 --- a/drivers/net/ixgbe/ixgbe_dcb.h +++ b/drivers/net/ixgbe/ixgbe_dcb.h @@ -159,8 +159,8 @@ s32 ixgbe_dcb_calculate_tc_credits(struct ixgbe_hw *, struct ixgbe_dcb_config *, int, u8); /* DCB hw initialization */ -s32 ixgbe_dcb_hw_ets_config(struct ixgbe_hw *hw, - u16 *refill, u16 *max, u8 *bwg_id, u8 *prio_type); +s32 ixgbe_dcb_hw_ets_config(struct ixgbe_hw *hw, u16 *refill, u16 *max, + u8 *bwg_id, u8 *prio_type, u8 *tc_prio); s32 ixgbe_dcb_hw_pfc_config(struct ixgbe_hw *hw, u8 pfc_en); s32 ixgbe_dcb_hw_config(struct ixgbe_hw *, struct ixgbe_dcb_config *); diff --git a/drivers/net/ixgbe/ixgbe_dcb_82599.c b/drivers/net/ixgbe/ixgbe_dcb_82599.c index beaa1c1c1e67..0a482bbf1bd2 100644 --- a/drivers/net/ixgbe/ixgbe_dcb_82599.c +++ b/drivers/net/ixgbe/ixgbe_dcb_82599.c @@ -85,7 +85,8 @@ s32 ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *hw, u16 *refill, u16 *max, u8 *bwg_id, - u8 *prio_type) + u8 *prio_type, + u8 *prio_tc) { u32 reg = 0; u32 credit_refill = 0; @@ -102,7 +103,7 @@ s32 ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *hw, /* Map all traffic classes to their UP, 1 to 1 */ reg = 0; for (i = 0; i < MAX_TRAFFIC_CLASS; i++) - reg |= (i << (i * IXGBE_RTRUP2TC_UP_SHIFT)); + reg |= (prio_tc[i] << (i * IXGBE_RTRUP2TC_UP_SHIFT)); IXGBE_WRITE_REG(hw, IXGBE_RTRUP2TC, reg); /* Configure traffic class credits and priority */ @@ -194,7 +195,8 @@ s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw, u16 *refill, u16 *max, u8 *bwg_id, - u8 *prio_type) + u8 *prio_type, + u8 *prio_tc) { u32 reg; u8 i; @@ -211,7 +213,7 @@ s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw, /* Map all traffic classes to their UP, 1 to 1 */ reg = 0; for (i = 0; i < MAX_TRAFFIC_CLASS; i++) - reg |= (i << (i * IXGBE_RTTUP2TC_UP_SHIFT)); + reg |= (prio_tc[i] << (i * IXGBE_RTTUP2TC_UP_SHIFT)); IXGBE_WRITE_REG(hw, IXGBE_RTTUP2TC, reg); /* Configure traffic class credits and priority */ @@ -424,15 +426,16 @@ static s32 ixgbe_dcb_config_82599(struct ixgbe_hw *hw) */ s32 ixgbe_dcb_hw_config_82599(struct ixgbe_hw *hw, u8 rx_pba, u8 pfc_en, u16 *refill, - u16 *max, u8 *bwg_id, u8 *prio_type) + u16 *max, u8 *bwg_id, u8 *prio_type, u8 *prio_tc) { ixgbe_dcb_config_packet_buffers_82599(hw, rx_pba); ixgbe_dcb_config_82599(hw); - ixgbe_dcb_config_rx_arbiter_82599(hw, refill, max, bwg_id, prio_type); + ixgbe_dcb_config_rx_arbiter_82599(hw, refill, max, bwg_id, + prio_type, prio_tc); ixgbe_dcb_config_tx_desc_arbiter_82599(hw, refill, max, bwg_id, prio_type); ixgbe_dcb_config_tx_data_arbiter_82599(hw, refill, max, - bwg_id, prio_type); + bwg_id, prio_type, prio_tc); ixgbe_dcb_config_pfc_82599(hw, pfc_en); ixgbe_dcb_config_tc_stats_82599(hw); diff --git a/drivers/net/ixgbe/ixgbe_dcb_82599.h b/drivers/net/ixgbe/ixgbe_dcb_82599.h index 0b39ab4ffc70..148fd8b477a9 100644 --- a/drivers/net/ixgbe/ixgbe_dcb_82599.h +++ b/drivers/net/ixgbe/ixgbe_dcb_82599.h @@ -109,7 +109,8 @@ s32 ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *hw, u16 *refill, u16 *max, u8 *bwg_id, - u8 *prio_type); + u8 *prio_type, + u8 *prio_tc); s32 ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *hw, u16 *refill, @@ -121,10 +122,12 @@ s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw, u16 *refill, u16 *max, u8 *bwg_id, - u8 *prio_type); + u8 *prio_type, + u8 *prio_tc); s32 ixgbe_dcb_hw_config_82599(struct ixgbe_hw *hw, u8 rx_pba, u8 pfc_en, u16 *refill, - u16 *max, u8 *bwg_id, u8 *prio_type); + u16 *max, u8 *bwg_id, u8 *prio_type, + u8 *prio_tc); #endif /* _DCB_82599_CONFIG_H */ diff --git a/drivers/net/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ixgbe/ixgbe_dcb_nl.c index 8abef8d588fd..fec4c724c37a 100644 --- a/drivers/net/ixgbe/ixgbe_dcb_nl.c +++ b/drivers/net/ixgbe/ixgbe_dcb_nl.c @@ -416,6 +416,8 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev) if (adapter->dcb_set_bitmap & (BIT_PG_TX|BIT_PG_RX)) { u16 refill[MAX_TRAFFIC_CLASS], max[MAX_TRAFFIC_CLASS]; u8 bwg_id[MAX_TRAFFIC_CLASS], prio_type[MAX_TRAFFIC_CLASS]; + /* Priority to TC mapping in CEE case default to 1:1 */ + u8 prio_tc[MAX_TRAFFIC_CLASS] = {0, 1, 2, 3, 4, 5, 6, 7}; int max_frame = adapter->netdev->mtu + ETH_HLEN + ETH_FCS_LEN; #ifdef CONFIG_FCOE @@ -437,7 +439,7 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev) DCB_TX_CONFIG, prio_type); ixgbe_dcb_hw_ets_config(&adapter->hw, refill, max, - bwg_id, prio_type); + bwg_id, prio_type, prio_tc); } if (adapter->dcb_cfg.pfc_mode_enable) @@ -645,6 +647,7 @@ static int ixgbe_dcbnl_ieee_setets(struct net_device *dev, __u8 prio_type[IEEE_8021QAZ_MAX_TCS]; int max_frame = dev->mtu + ETH_HLEN + ETH_FCS_LEN; int i, err; + __u64 *p = (__u64 *) ets->prio_tc; /* naively give each TC a bwg to map onto CEE hardware */ __u8 bwg_id[IEEE_8021QAZ_MAX_TCS] = {0, 1, 2, 3, 4, 5, 6, 7}; @@ -679,9 +682,14 @@ static int ixgbe_dcbnl_ieee_setets(struct net_device *dev, } } + if (*p) + ixgbe_dcbnl_set_state(dev, 1); + else + ixgbe_dcbnl_set_state(dev, 0); + ixgbe_ieee_credits(ets->tc_tx_bw, refill, max, max_frame); err = ixgbe_dcb_hw_ets_config(&adapter->hw, refill, max, - bwg_id, prio_type); + bwg_id, prio_type, ets->prio_tc); return err; }