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1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright(c) 1999 - 2018 Intel Corporation. */
3
4#ifndef _DCB_82599_CONFIG_H_
5#define _DCB_82599_CONFIG_H_
6
7/* DCB register definitions */
8#define IXGBE_RTTDCS_TDPAC 0x00000001 /* 0 Round Robin,
9 * 1 WSP - Weighted Strict Priority
10 */
11#define IXGBE_RTTDCS_VMPAC 0x00000002 /* 0 Round Robin,
12 * 1 WRR - Weighted Round Robin
13 */
14#define IXGBE_RTTDCS_TDRM 0x00000010 /* Transmit Recycle Mode */
15#define IXGBE_RTTDCS_ARBDIS 0x00000040 /* DCB arbiter disable */
16#define IXGBE_RTTDCS_BDPM 0x00400000 /* Bypass Data Pipe - must clear! */
17#define IXGBE_RTTDCS_BPBFSM 0x00800000 /* Bypass PB Free Space - must
18 * clear!
19 */
20#define IXGBE_RTTDCS_SPEED_CHG 0x80000000 /* Link speed change */
21
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
27
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 */
32
33#define IXGBE_RDRXCTL_MPBEN 0x00000010 /* DMA config for multiple packet
34 * buffers enable
35 */
36#define IXGBE_RDRXCTL_MCEN 0x00000040 /* DMA config for multiple cores
37 * (RSS) enable
38 */
39
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 */
45
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
51
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
56
57/* RTTPCS Bit Masks */
58#define IXGBE_RTTPCS_TPPAC 0x00000020 /* 0 Round Robin,
59 * 1 SP - Strict Priority
60 */
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 */
65
66/* SECTXMINIFG DCB */
67#define IXGBE_SECTX_DCB 0x00001F00 /* DCB TX Buffer IFG */
68
69
70/* DCB hardware-specific driver APIs */
71
72/* DCB PFC functions */
73s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc);
74
75/* DCB hw initialization */
76s32 ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *hw,
77 u16 *refill,
78 u16 *max,
79 u8 *bwg_id,
80 u8 *prio_type,
81 u8 *prio_tc);
82
83s32 ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *hw,
84 u16 *refill,
85 u16 *max,
86 u8 *bwg_id,
87 u8 *prio_type);
88
89s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw,
90 u16 *refill,
91 u16 *max,
92 u8 *bwg_id,
93 u8 *prio_type,
94 u8 *prio_tc);
95
96s32 ixgbe_dcb_hw_config_82599(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill,
97 u16 *max, u8 *bwg_id, u8 *prio_type,
98 u8 *prio_tc);
99
100#endif /* _DCB_82599_CONFIG_H */
1/*******************************************************************************
2
3 Intel 10 Gigabit PCI Express Linux driver
4 Copyright(c) 1999 - 2012 Intel Corporation.
5
6 This program is free software; you can redistribute it and/or modify it
7 under the terms and conditions of the GNU General Public License,
8 version 2, as published by the Free Software Foundation.
9
10 This program is distributed in the hope it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 more details.
14
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18
19 The full GNU General Public License is included in this distribution in
20 the file called "COPYING".
21
22 Contact Information:
23 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25
26*******************************************************************************/
27
28#ifndef _DCB_82599_CONFIG_H_
29#define _DCB_82599_CONFIG_H_
30
31/* DCB register definitions */
32#define IXGBE_RTTDCS_TDPAC 0x00000001 /* 0 Round Robin,
33 * 1 WSP - Weighted Strict Priority
34 */
35#define IXGBE_RTTDCS_VMPAC 0x00000002 /* 0 Round Robin,
36 * 1 WRR - Weighted Round Robin
37 */
38#define IXGBE_RTTDCS_TDRM 0x00000010 /* Transmit Recycle Mode */
39#define IXGBE_RTTDCS_ARBDIS 0x00000040 /* DCB arbiter disable */
40#define IXGBE_RTTDCS_BDPM 0x00400000 /* Bypass Data Pipe - must clear! */
41#define IXGBE_RTTDCS_BPBFSM 0x00800000 /* Bypass PB Free Space - must
42 * clear!
43 */
44#define IXGBE_RTTDCS_SPEED_CHG 0x80000000 /* Link speed change */
45
46/* Receive UP2TC mapping */
47#define IXGBE_RTRUP2TC_UP_SHIFT 3
48/* Transmit UP2TC mapping */
49#define IXGBE_RTTUP2TC_UP_SHIFT 3
50
51#define IXGBE_RTRPT4C_MCL_SHIFT 12 /* Offset to Max Credit Limit setting */
52#define IXGBE_RTRPT4C_BWG_SHIFT 9 /* Offset to BWG index */
53#define IXGBE_RTRPT4C_GSP 0x40000000 /* GSP enable bit */
54#define IXGBE_RTRPT4C_LSP 0x80000000 /* LSP enable bit */
55
56#define IXGBE_RDRXCTL_MPBEN 0x00000010 /* DMA config for multiple packet
57 * buffers enable
58 */
59#define IXGBE_RDRXCTL_MCEN 0x00000040 /* DMA config for multiple cores
60 * (RSS) enable
61 */
62
63/* RTRPCS Bit Masks */
64#define IXGBE_RTRPCS_RRM 0x00000002 /* Receive Recycle Mode enable */
65/* Receive Arbitration Control: 0 Round Robin, 1 DFP */
66#define IXGBE_RTRPCS_RAC 0x00000004
67#define IXGBE_RTRPCS_ARBDIS 0x00000040 /* Arbitration disable bit */
68
69/* RTTDT2C Bit Masks */
70#define IXGBE_RTTDT2C_MCL_SHIFT 12
71#define IXGBE_RTTDT2C_BWG_SHIFT 9
72#define IXGBE_RTTDT2C_GSP 0x40000000
73#define IXGBE_RTTDT2C_LSP 0x80000000
74
75#define IXGBE_RTTPT2C_MCL_SHIFT 12
76#define IXGBE_RTTPT2C_BWG_SHIFT 9
77#define IXGBE_RTTPT2C_GSP 0x40000000
78#define IXGBE_RTTPT2C_LSP 0x80000000
79
80/* RTTPCS Bit Masks */
81#define IXGBE_RTTPCS_TPPAC 0x00000020 /* 0 Round Robin,
82 * 1 SP - Strict Priority
83 */
84#define IXGBE_RTTPCS_ARBDIS 0x00000040 /* Arbiter disable */
85#define IXGBE_RTTPCS_TPRM 0x00000100 /* Transmit Recycle Mode enable */
86#define IXGBE_RTTPCS_ARBD_SHIFT 22
87#define IXGBE_RTTPCS_ARBD_DCB 0x4 /* Arbitration delay in DCB mode */
88
89/* SECTXMINIFG DCB */
90#define IXGBE_SECTX_DCB 0x00001F00 /* DCB TX Buffer IFG */
91
92
93/* DCB hardware-specific driver APIs */
94
95/* DCB PFC functions */
96s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc);
97
98/* DCB hw initialization */
99s32 ixgbe_dcb_config_rx_arbiter_82599(struct ixgbe_hw *hw,
100 u16 *refill,
101 u16 *max,
102 u8 *bwg_id,
103 u8 *prio_type,
104 u8 *prio_tc);
105
106s32 ixgbe_dcb_config_tx_desc_arbiter_82599(struct ixgbe_hw *hw,
107 u16 *refill,
108 u16 *max,
109 u8 *bwg_id,
110 u8 *prio_type);
111
112s32 ixgbe_dcb_config_tx_data_arbiter_82599(struct ixgbe_hw *hw,
113 u16 *refill,
114 u16 *max,
115 u8 *bwg_id,
116 u8 *prio_type,
117 u8 *prio_tc);
118
119s32 ixgbe_dcb_hw_config_82599(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill,
120 u16 *max, u8 *bwg_id, u8 *prio_type,
121 u8 *prio_tc);
122
123#endif /* _DCB_82599_CONFIG_H */