1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright (c) 2016-2017 Hisilicon Limited.
3 
4 #ifndef __HCLGE_TM_H
5 #define __HCLGE_TM_H
6 
7 #include <linux/types.h>
8 
9 /* MAC Pause */
10 #define HCLGE_TX_MAC_PAUSE_EN_MSK	BIT(0)
11 #define HCLGE_RX_MAC_PAUSE_EN_MSK	BIT(1)
12 
13 #define HCLGE_TM_PORT_BASE_MODE_MSK	BIT(0)
14 
15 #define HCLGE_DEFAULT_PAUSE_TRANS_GAP	0xFF
16 #define HCLGE_DEFAULT_PAUSE_TRANS_TIME	0xFFFF
17 
18 /* SP or DWRR */
19 #define HCLGE_TM_TX_SCHD_DWRR_MSK	BIT(0)
20 #define HCLGE_TM_TX_SCHD_SP_MSK		(0xFE)
21 
22 struct hclge_pg_to_pri_link_cmd {
23 	u8 pg_id;
24 	u8 rsvd1[3];
25 	u8 pri_bit_map;
26 };
27 
28 struct hclge_qs_to_pri_link_cmd {
29 	__le16 qs_id;
30 	__le16 rsvd;
31 	u8 priority;
32 #define HCLGE_TM_QS_PRI_LINK_VLD_MSK	BIT(0)
33 	u8 link_vld;
34 };
35 
36 struct hclge_nq_to_qs_link_cmd {
37 	__le16 nq_id;
38 	__le16 rsvd;
39 #define HCLGE_TM_Q_QS_LINK_VLD_MSK	BIT(10)
40 	__le16 qset_id;
41 };
42 
43 struct hclge_tqp_tx_queue_tc_cmd {
44 	__le16 queue_id;
45 	__le16 rsvd;
46 	u8 tc_id;
47 	u8 rev[3];
48 };
49 
50 struct hclge_pg_weight_cmd {
51 	u8 pg_id;
52 	u8 dwrr;
53 };
54 
55 struct hclge_priority_weight_cmd {
56 	u8 pri_id;
57 	u8 dwrr;
58 };
59 
60 struct hclge_qs_weight_cmd {
61 	__le16 qs_id;
62 	u8 dwrr;
63 };
64 
65 struct hclge_ets_tc_weight_cmd {
66 	u8 tc_weight[HNAE3_MAX_TC];
67 	u8 weight_offset;
68 	u8 rsvd[15];
69 };
70 
71 #define HCLGE_TM_SHAP_IR_B_MSK  GENMASK(7, 0)
72 #define HCLGE_TM_SHAP_IR_B_LSH	0
73 #define HCLGE_TM_SHAP_IR_U_MSK  GENMASK(11, 8)
74 #define HCLGE_TM_SHAP_IR_U_LSH	8
75 #define HCLGE_TM_SHAP_IR_S_MSK  GENMASK(15, 12)
76 #define HCLGE_TM_SHAP_IR_S_LSH	12
77 #define HCLGE_TM_SHAP_BS_B_MSK  GENMASK(20, 16)
78 #define HCLGE_TM_SHAP_BS_B_LSH	16
79 #define HCLGE_TM_SHAP_BS_S_MSK  GENMASK(25, 21)
80 #define HCLGE_TM_SHAP_BS_S_LSH	21
81 
82 enum hclge_shap_bucket {
83 	HCLGE_TM_SHAP_C_BUCKET = 0,
84 	HCLGE_TM_SHAP_P_BUCKET,
85 };
86 
87 struct hclge_pri_shapping_cmd {
88 	u8 pri_id;
89 	u8 rsvd[3];
90 	__le32 pri_shapping_para;
91 };
92 
93 struct hclge_pg_shapping_cmd {
94 	u8 pg_id;
95 	u8 rsvd[3];
96 	__le32 pg_shapping_para;
97 };
98 
99 #define HCLGE_BP_GRP_NUM		32
100 #define HCLGE_BP_SUB_GRP_ID_S		0
101 #define HCLGE_BP_SUB_GRP_ID_M		GENMASK(4, 0)
102 #define HCLGE_BP_GRP_ID_S		5
103 #define HCLGE_BP_GRP_ID_M		GENMASK(9, 5)
104 struct hclge_bp_to_qs_map_cmd {
105 	u8 tc_id;
106 	u8 rsvd[2];
107 	u8 qs_group_id;
108 	__le32 qs_bit_map;
109 	u32 rsvd1;
110 };
111 
112 struct hclge_pfc_en_cmd {
113 	u8 tx_rx_en_bitmap;
114 	u8 pri_en_bitmap;
115 };
116 
117 struct hclge_cfg_pause_param_cmd {
118 	u8 mac_addr[ETH_ALEN];
119 	u8 pause_trans_gap;
120 	u8 rsvd;
121 	__le16 pause_trans_time;
122 	u8 rsvd1[6];
123 	/* extra mac address to do double check for pause frame */
124 	u8 mac_addr_extra[ETH_ALEN];
125 	u16 rsvd2;
126 };
127 
128 struct hclge_pfc_stats_cmd {
129 	__le64 pkt_num[3];
130 };
131 
132 struct hclge_port_shapping_cmd {
133 	__le32 port_shapping_para;
134 };
135 
136 #define hclge_tm_set_field(dest, string, val) \
137 			   hnae3_set_field((dest), \
138 			   (HCLGE_TM_SHAP_##string##_MSK), \
139 			   (HCLGE_TM_SHAP_##string##_LSH), val)
140 #define hclge_tm_get_field(src, string) \
141 			hnae3_get_field((src), (HCLGE_TM_SHAP_##string##_MSK), \
142 				       (HCLGE_TM_SHAP_##string##_LSH))
143 
144 int hclge_tm_schd_init(struct hclge_dev *hdev);
145 int hclge_pause_setup_hw(struct hclge_dev *hdev);
146 int hclge_tm_schd_mode_hw(struct hclge_dev *hdev);
147 void hclge_tm_prio_tc_info_update(struct hclge_dev *hdev, u8 *prio_tc);
148 void hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc);
149 int hclge_tm_dwrr_cfg(struct hclge_dev *hdev);
150 int hclge_tm_map_cfg(struct hclge_dev *hdev);
151 int hclge_tm_init_hw(struct hclge_dev *hdev);
152 int hclge_mac_pause_en_cfg(struct hclge_dev *hdev, bool tx, bool rx);
153 int hclge_pause_addr_cfg(struct hclge_dev *hdev, const u8 *mac_addr);
154 int hclge_pfc_rx_stats_get(struct hclge_dev *hdev, u64 *stats);
155 int hclge_pfc_tx_stats_get(struct hclge_dev *hdev, u64 *stats);
156 #endif
157