1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2018
5 #ifndef _IXGBE_DCB_82599_H_
6 #define _IXGBE_DCB_82599_H_
8 /* DCB register definitions */
9 #define IXGBE_RTTDCS_TDPAC 0x00000001 /* 0 Round Robin,
10 * 1 WSP - Weighted Strict Priority
12 #define IXGBE_RTTDCS_VMPAC 0x00000002 /* 0 Round Robin,
13 * 1 WRR - Weighted Round Robin
15 #define IXGBE_RTTDCS_TDRM 0x00000010 /* Transmit Recycle Mode */
16 #define IXGBE_RTTDCS_BDPM 0x00400000 /* Bypass Data Pipe - must clear! */
17 #define IXGBE_RTTDCS_BPBFSM 0x00800000 /* Bypass PB Free Space - must
20 #define IXGBE_RTTDCS_SPEED_CHG 0x80000000 /* Link speed change */
22 /* Receive UP2TC mapping */
23 #define IXGBE_RTRUP2TC_UP_SHIFT 3
24 #define IXGBE_RTRUP2TC_UP_MASK 7
25 /* Transmit UP2TC mapping */
26 #define IXGBE_RTTUP2TC_UP_SHIFT 3
28 #define IXGBE_RTRPT4C_MCL_SHIFT 12 /* Offset to Max Credit Limit setting */
29 #define IXGBE_RTRPT4C_BWG_SHIFT 9 /* Offset to BWG index */
30 #define IXGBE_RTRPT4C_GSP 0x40000000 /* GSP enable bit */
31 #define IXGBE_RTRPT4C_LSP 0x80000000 /* LSP enable bit */
33 #define IXGBE_RDRXCTL_MPBEN 0x00000010 /* DMA config for multiple packet
36 #define IXGBE_RDRXCTL_MCEN 0x00000040 /* DMA config for multiple cores
40 /* RTRPCS Bit Masks */
41 #define IXGBE_RTRPCS_RRM 0x00000002 /* Receive Recycle Mode enable */
42 /* Receive Arbitration Control: 0 Round Robin, 1 DFP */
43 #define IXGBE_RTRPCS_RAC 0x00000004
44 #define IXGBE_RTRPCS_ARBDIS 0x00000040 /* Arbitration disable bit */
46 /* RTTDT2C Bit Masks */
47 #define IXGBE_RTTDT2C_MCL_SHIFT 12
48 #define IXGBE_RTTDT2C_BWG_SHIFT 9
49 #define IXGBE_RTTDT2C_GSP 0x40000000
50 #define IXGBE_RTTDT2C_LSP 0x80000000
52 #define IXGBE_RTTPT2C_MCL_SHIFT 12
53 #define IXGBE_RTTPT2C_BWG_SHIFT 9
54 #define IXGBE_RTTPT2C_GSP 0x40000000
55 #define IXGBE_RTTPT2C_LSP 0x80000000
57 /* RTTPCS Bit Masks */
58 #define IXGBE_RTTPCS_TPPAC 0x00000020 /* 0 Round Robin,
59 * 1 SP - Strict Priority
61 #define IXGBE_RTTPCS_ARBDIS 0x00000040 /* Arbiter disable */
62 #define IXGBE_RTTPCS_TPRM 0x00000100 /* Transmit Recycle Mode enable */
63 #define IXGBE_RTTPCS_ARBD_SHIFT 22
64 #define IXGBE_RTTPCS_ARBD_DCB 0x4 /* Arbitration delay in DCB mode */
66 #define IXGBE_TXPBTHRESH_DCB 0xA /* THRESH value for DCB mode */
69 #define IXGBE_SECTX_DCB 0x00001F00 /* DCB TX Buffer SEC IFG */
71 /* BCN register definitions */
72 #define IXGBE_RTTBCNRC_RF_INT_SHIFT 14
73 #define IXGBE_RTTBCNRC_RS_ENA 0x80000000
75 #define IXGBE_RTTBCNCR_MNG_CMTGI 0x00000001
76 #define IXGBE_RTTBCNCR_MGN_BCNA_MODE 0x00000002
77 #define IXGBE_RTTBCNCR_RSV7_11_SHIFT 5
78 #define IXGBE_RTTBCNCR_G 0x00000400
79 #define IXGBE_RTTBCNCR_I 0x00000800
80 #define IXGBE_RTTBCNCR_H 0x00001000
81 #define IXGBE_RTTBCNCR_VER_SHIFT 14
82 #define IXGBE_RTTBCNCR_CMT_ETH_SHIFT 16
84 #define IXGBE_RTTBCNACL_SMAC_L_SHIFT 16
86 #define IXGBE_RTTBCNTG_BCNA_MODE 0x80000000
88 #define IXGBE_RTTBCNRTT_TS_SHIFT 3
89 #define IXGBE_RTTBCNRTT_TXQ_IDX_SHIFT 16
91 #define IXGBE_RTTBCNRD_BCN_CLEAR_ALL 0x00000002
92 #define IXGBE_RTTBCNRD_DRIFT_FAC_SHIFT 2
93 #define IXGBE_RTTBCNRD_DRIFT_INT_SHIFT 16
94 #define IXGBE_RTTBCNRD_DRIFT_ENA 0x80000000
100 s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *, u8, u8 *);
103 s32 ixgbe_dcb_config_tc_stats_82599(struct ixgbe_hw *,
104 struct ixgbe_dcb_config *);
105 s32 ixgbe_dcb_get_tc_stats_82599(struct ixgbe_hw *,
106 struct ixgbe_hw_stats *, u8);
107 s32 ixgbe_dcb_get_pfc_stats_82599(struct ixgbe_hw *,
108 struct ixgbe_hw_stats *, u8);
110 /* DCB config arbiters */
111 s32 ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *, u16 *, u16 *,
113 s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *, u16 *, u16 *,
115 s32 ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *, u16 *, u16 *, u8 *,
118 /* DCB initialization */
119 s32 ixgbe_dcb_config_82599(struct ixgbe_hw *,
120 struct ixgbe_dcb_config *);
122 s32 ixgbe_dcb_hw_config_82599(struct ixgbe_hw *, int, u16 *, u16 *, u8 *,
124 #endif /* _IXGBE_DCB_82959_H_ */