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	0x7F
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 #define HCLGE_ETHER_MAX_RATE	100000
23 
24 struct hclge_pg_to_pri_link_cmd {
25 	u8 pg_id;
26 	u8 rsvd1[3];
27 	u8 pri_bit_map;
28 };
29 
30 struct hclge_qs_to_pri_link_cmd {
31 	__le16 qs_id;
32 	__le16 rsvd;
33 	u8 priority;
34 #define HCLGE_TM_QS_PRI_LINK_VLD_MSK	BIT(0)
35 	u8 link_vld;
36 };
37 
38 struct hclge_nq_to_qs_link_cmd {
39 	__le16 nq_id;
40 	__le16 rsvd;
41 #define HCLGE_TM_Q_QS_LINK_VLD_MSK	BIT(10)
42 	__le16 qset_id;
43 };
44 
45 struct hclge_tqp_tx_queue_tc_cmd {
46 	__le16 queue_id;
47 	__le16 rsvd;
48 	u8 tc_id;
49 	u8 rev[3];
50 };
51 
52 struct hclge_pg_weight_cmd {
53 	u8 pg_id;
54 	u8 dwrr;
55 };
56 
57 struct hclge_priority_weight_cmd {
58 	u8 pri_id;
59 	u8 dwrr;
60 };
61 
62 struct hclge_qs_weight_cmd {
63 	__le16 qs_id;
64 	u8 dwrr;
65 };
66 
67 struct hclge_ets_tc_weight_cmd {
68 	u8 tc_weight[HNAE3_MAX_TC];
69 	u8 weight_offset;
70 	u8 rsvd[15];
71 };
72 
73 #define HCLGE_TM_SHAP_IR_B_MSK  GENMASK(7, 0)
74 #define HCLGE_TM_SHAP_IR_B_LSH	0
75 #define HCLGE_TM_SHAP_IR_U_MSK  GENMASK(11, 8)
76 #define HCLGE_TM_SHAP_IR_U_LSH	8
77 #define HCLGE_TM_SHAP_IR_S_MSK  GENMASK(15, 12)
78 #define HCLGE_TM_SHAP_IR_S_LSH	12
79 #define HCLGE_TM_SHAP_BS_B_MSK  GENMASK(20, 16)
80 #define HCLGE_TM_SHAP_BS_B_LSH	16
81 #define HCLGE_TM_SHAP_BS_S_MSK  GENMASK(25, 21)
82 #define HCLGE_TM_SHAP_BS_S_LSH	21
83 
84 enum hclge_shap_bucket {
85 	HCLGE_TM_SHAP_C_BUCKET = 0,
86 	HCLGE_TM_SHAP_P_BUCKET,
87 };
88 
89 struct hclge_pri_shapping_cmd {
90 	u8 pri_id;
91 	u8 rsvd[3];
92 	__le32 pri_shapping_para;
93 };
94 
95 struct hclge_pg_shapping_cmd {
96 	u8 pg_id;
97 	u8 rsvd[3];
98 	__le32 pg_shapping_para;
99 };
100 
101 struct hclge_qs_shapping_cmd {
102 	__le16 qs_id;
103 	u8 rsvd[2];
104 	__le32 qs_shapping_para;
105 };
106 
107 #define HCLGE_BP_GRP_NUM		32
108 #define HCLGE_BP_SUB_GRP_ID_S		0
109 #define HCLGE_BP_SUB_GRP_ID_M		GENMASK(4, 0)
110 #define HCLGE_BP_GRP_ID_S		5
111 #define HCLGE_BP_GRP_ID_M		GENMASK(9, 5)
112 struct hclge_bp_to_qs_map_cmd {
113 	u8 tc_id;
114 	u8 rsvd[2];
115 	u8 qs_group_id;
116 	__le32 qs_bit_map;
117 	u32 rsvd1;
118 };
119 
120 struct hclge_pfc_en_cmd {
121 	u8 tx_rx_en_bitmap;
122 	u8 pri_en_bitmap;
123 };
124 
125 struct hclge_cfg_pause_param_cmd {
126 	u8 mac_addr[ETH_ALEN];
127 	u8 pause_trans_gap;
128 	u8 rsvd;
129 	__le16 pause_trans_time;
130 	u8 rsvd1[6];
131 	/* extra mac address to do double check for pause frame */
132 	u8 mac_addr_extra[ETH_ALEN];
133 	u16 rsvd2;
134 };
135 
136 struct hclge_pfc_stats_cmd {
137 	__le64 pkt_num[3];
138 };
139 
140 struct hclge_port_shapping_cmd {
141 	__le32 port_shapping_para;
142 };
143 
144 struct hclge_shaper_ir_para {
145 	u8 ir_b; /* IR_B parameter of IR shaper */
146 	u8 ir_u; /* IR_U parameter of IR shaper */
147 	u8 ir_s; /* IR_S parameter of IR shaper */
148 };
149 
150 #define hclge_tm_set_field(dest, string, val) \
151 			   hnae3_set_field((dest), \
152 			   (HCLGE_TM_SHAP_##string##_MSK), \
153 			   (HCLGE_TM_SHAP_##string##_LSH), val)
154 #define hclge_tm_get_field(src, string) \
155 			hnae3_get_field((src), (HCLGE_TM_SHAP_##string##_MSK), \
156 				       (HCLGE_TM_SHAP_##string##_LSH))
157 
158 int hclge_tm_schd_init(struct hclge_dev *hdev);
159 int hclge_tm_vport_map_update(struct hclge_dev *hdev);
160 int hclge_pause_setup_hw(struct hclge_dev *hdev, bool init);
161 int hclge_tm_schd_setup_hw(struct hclge_dev *hdev);
162 void hclge_tm_prio_tc_info_update(struct hclge_dev *hdev, u8 *prio_tc);
163 void hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc);
164 void hclge_tm_pfc_info_update(struct hclge_dev *hdev);
165 int hclge_tm_dwrr_cfg(struct hclge_dev *hdev);
166 int hclge_tm_init_hw(struct hclge_dev *hdev, bool init);
167 int hclge_mac_pause_en_cfg(struct hclge_dev *hdev, bool tx, bool rx);
168 int hclge_pause_addr_cfg(struct hclge_dev *hdev, const u8 *mac_addr);
169 int hclge_pfc_rx_stats_get(struct hclge_dev *hdev, u64 *stats);
170 int hclge_pfc_tx_stats_get(struct hclge_dev *hdev, u64 *stats);
171 int hclge_tm_qs_shaper_cfg(struct hclge_vport *vport, int max_tx_rate);
172 
173 #endif
174