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 #define HCLGE_TM_QS_ID_L_MSK		GENMASK(9, 0)
43 #define HCLGE_TM_QS_ID_L_S		0
44 #define HCLGE_TM_QS_ID_H_MSK		GENMASK(14, 10)
45 #define HCLGE_TM_QS_ID_H_S		10
46 #define HCLGE_TM_QS_ID_H_EXT_S		11
47 #define HCLGE_TM_QS_ID_H_EXT_MSK	GENMASK(15, 11)
48 	__le16 qset_id;
49 };
50 
51 struct hclge_tqp_tx_queue_tc_cmd {
52 	__le16 queue_id;
53 	__le16 rsvd;
54 	u8 tc_id;
55 	u8 rev[3];
56 };
57 
58 struct hclge_pg_weight_cmd {
59 	u8 pg_id;
60 	u8 dwrr;
61 };
62 
63 struct hclge_priority_weight_cmd {
64 	u8 pri_id;
65 	u8 dwrr;
66 };
67 
68 struct hclge_qs_weight_cmd {
69 	__le16 qs_id;
70 	u8 dwrr;
71 };
72 
73 struct hclge_ets_tc_weight_cmd {
74 	u8 tc_weight[HNAE3_MAX_TC];
75 	u8 weight_offset;
76 	u8 rsvd[15];
77 };
78 
79 #define HCLGE_TM_SHAP_IR_B_MSK  GENMASK(7, 0)
80 #define HCLGE_TM_SHAP_IR_B_LSH	0
81 #define HCLGE_TM_SHAP_IR_U_MSK  GENMASK(11, 8)
82 #define HCLGE_TM_SHAP_IR_U_LSH	8
83 #define HCLGE_TM_SHAP_IR_S_MSK  GENMASK(15, 12)
84 #define HCLGE_TM_SHAP_IR_S_LSH	12
85 #define HCLGE_TM_SHAP_BS_B_MSK  GENMASK(20, 16)
86 #define HCLGE_TM_SHAP_BS_B_LSH	16
87 #define HCLGE_TM_SHAP_BS_S_MSK  GENMASK(25, 21)
88 #define HCLGE_TM_SHAP_BS_S_LSH	21
89 
90 enum hclge_shap_bucket {
91 	HCLGE_TM_SHAP_C_BUCKET = 0,
92 	HCLGE_TM_SHAP_P_BUCKET,
93 };
94 
95 /* set bit HCLGE_TM_RATE_VLD to 1 means use 'rate' to config shaping */
96 #define HCLGE_TM_RATE_VLD	0
97 
98 struct hclge_pri_shapping_cmd {
99 	u8 pri_id;
100 	u8 rsvd[3];
101 	__le32 pri_shapping_para;
102 	u8 flag;
103 	u8 rsvd1[3];
104 	__le32 pri_rate;
105 };
106 
107 struct hclge_pg_shapping_cmd {
108 	u8 pg_id;
109 	u8 rsvd[3];
110 	__le32 pg_shapping_para;
111 	u8 flag;
112 	u8 rsvd1[3];
113 	__le32 pg_rate;
114 };
115 
116 struct hclge_qs_shapping_cmd {
117 	__le16 qs_id;
118 	u8 rsvd[2];
119 	__le32 qs_shapping_para;
120 	u8 flag;
121 	u8 rsvd1[3];
122 	__le32 qs_rate;
123 };
124 
125 #define HCLGE_BP_GRP_NUM		32
126 #define HCLGE_BP_SUB_GRP_ID_S		0
127 #define HCLGE_BP_SUB_GRP_ID_M		GENMASK(4, 0)
128 #define HCLGE_BP_GRP_ID_S		5
129 #define HCLGE_BP_GRP_ID_M		GENMASK(9, 5)
130 
131 #define HCLGE_BP_EXT_GRP_NUM		40
132 #define HCLGE_BP_EXT_GRP_ID_S		5
133 #define HCLGE_BP_EXT_GRP_ID_M		GENMASK(10, 5)
134 
135 struct hclge_bp_to_qs_map_cmd {
136 	u8 tc_id;
137 	u8 rsvd[2];
138 	u8 qs_group_id;
139 	__le32 qs_bit_map;
140 	u32 rsvd1;
141 };
142 
143 struct hclge_pfc_en_cmd {
144 	u8 tx_rx_en_bitmap;
145 	u8 pri_en_bitmap;
146 };
147 
148 struct hclge_cfg_pause_param_cmd {
149 	u8 mac_addr[ETH_ALEN];
150 	u8 pause_trans_gap;
151 	u8 rsvd;
152 	__le16 pause_trans_time;
153 	u8 rsvd1[6];
154 	/* extra mac address to do double check for pause frame */
155 	u8 mac_addr_extra[ETH_ALEN];
156 	u16 rsvd2;
157 };
158 
159 struct hclge_pfc_stats_cmd {
160 	__le64 pkt_num[3];
161 };
162 
163 struct hclge_port_shapping_cmd {
164 	__le32 port_shapping_para;
165 	u8 flag;
166 	u8 rsvd[3];
167 	__le32 port_rate;
168 };
169 
170 struct hclge_shaper_ir_para {
171 	u8 ir_b; /* IR_B parameter of IR shaper */
172 	u8 ir_u; /* IR_U parameter of IR shaper */
173 	u8 ir_s; /* IR_S parameter of IR shaper */
174 };
175 
176 #define hclge_tm_set_field(dest, string, val) \
177 			   hnae3_set_field((dest), \
178 			   (HCLGE_TM_SHAP_##string##_MSK), \
179 			   (HCLGE_TM_SHAP_##string##_LSH), val)
180 #define hclge_tm_get_field(src, string) \
181 			hnae3_get_field((src), (HCLGE_TM_SHAP_##string##_MSK), \
182 				       (HCLGE_TM_SHAP_##string##_LSH))
183 
184 int hclge_tm_schd_init(struct hclge_dev *hdev);
185 int hclge_tm_vport_map_update(struct hclge_dev *hdev);
186 int hclge_pause_setup_hw(struct hclge_dev *hdev, bool init);
187 int hclge_tm_schd_setup_hw(struct hclge_dev *hdev);
188 void hclge_tm_prio_tc_info_update(struct hclge_dev *hdev, u8 *prio_tc);
189 void hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc);
190 void hclge_tm_pfc_info_update(struct hclge_dev *hdev);
191 int hclge_tm_dwrr_cfg(struct hclge_dev *hdev);
192 int hclge_tm_init_hw(struct hclge_dev *hdev, bool init);
193 int hclge_mac_pause_en_cfg(struct hclge_dev *hdev, bool tx, bool rx);
194 int hclge_pause_addr_cfg(struct hclge_dev *hdev, const u8 *mac_addr);
195 int hclge_pfc_rx_stats_get(struct hclge_dev *hdev, u64 *stats);
196 int hclge_pfc_tx_stats_get(struct hclge_dev *hdev, u64 *stats);
197 int hclge_tm_qs_shaper_cfg(struct hclge_vport *vport, int max_tx_rate);
198 
199 #endif
200