1 /*
2  * Copyright (c) 2015-2016, Mellanox Technologies. All rights reserved.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32 #ifndef __MLX5_EN_STATS_H__
33 #define __MLX5_EN_STATS_H__
34 
35 #define MLX5E_READ_CTR64_CPU(ptr, dsc, i) \
36 	(*(u64 *)((char *)ptr + dsc[i].offset))
37 #define MLX5E_READ_CTR64_BE(ptr, dsc, i) \
38 	be64_to_cpu(*(__be64 *)((char *)ptr + dsc[i].offset))
39 #define MLX5E_READ_CTR32_CPU(ptr, dsc, i) \
40 	(*(u32 *)((char *)ptr + dsc[i].offset))
41 #define MLX5E_READ_CTR32_BE(ptr, dsc, i) \
42 	be32_to_cpu(*(__be32 *)((char *)ptr + dsc[i].offset))
43 
44 #define MLX5E_DECLARE_STAT(type, fld) #fld, offsetof(type, fld)
45 #define MLX5E_DECLARE_RX_STAT(type, fld) "rx%d_"#fld, offsetof(type, fld)
46 #define MLX5E_DECLARE_TX_STAT(type, fld) "tx%d_"#fld, offsetof(type, fld)
47 #define MLX5E_DECLARE_XDPSQ_STAT(type, fld) "tx%d_xdp_"#fld, offsetof(type, fld)
48 #define MLX5E_DECLARE_RQ_XDPSQ_STAT(type, fld) "rx%d_xdp_tx_"#fld, offsetof(type, fld)
49 #define MLX5E_DECLARE_CH_STAT(type, fld) "ch%d_"#fld, offsetof(type, fld)
50 
51 struct counter_desc {
52 	char		format[ETH_GSTRING_LEN];
53 	size_t		offset; /* Byte offset */
54 };
55 
56 struct mlx5e_sw_stats {
57 	u64 rx_packets;
58 	u64 rx_bytes;
59 	u64 tx_packets;
60 	u64 tx_bytes;
61 	u64 tx_tso_packets;
62 	u64 tx_tso_bytes;
63 	u64 tx_tso_inner_packets;
64 	u64 tx_tso_inner_bytes;
65 	u64 tx_added_vlan_packets;
66 	u64 tx_nop;
67 	u64 rx_lro_packets;
68 	u64 rx_lro_bytes;
69 	u64 rx_removed_vlan_packets;
70 	u64 rx_csum_unnecessary;
71 	u64 rx_csum_none;
72 	u64 rx_csum_complete;
73 	u64 rx_csum_unnecessary_inner;
74 	u64 rx_xdp_drop;
75 	u64 rx_xdp_redirect;
76 	u64 rx_xdp_tx_xmit;
77 	u64 rx_xdp_tx_full;
78 	u64 rx_xdp_tx_err;
79 	u64 rx_xdp_tx_cqe;
80 	u64 tx_csum_none;
81 	u64 tx_csum_partial;
82 	u64 tx_csum_partial_inner;
83 	u64 tx_queue_stopped;
84 	u64 tx_queue_dropped;
85 	u64 tx_xmit_more;
86 	u64 tx_recover;
87 	u64 tx_cqes;
88 	u64 tx_queue_wake;
89 	u64 tx_udp_seg_rem;
90 	u64 tx_cqe_err;
91 	u64 tx_xdp_xmit;
92 	u64 tx_xdp_full;
93 	u64 tx_xdp_err;
94 	u64 tx_xdp_cqes;
95 	u64 rx_wqe_err;
96 	u64 rx_mpwqe_filler_cqes;
97 	u64 rx_mpwqe_filler_strides;
98 	u64 rx_buff_alloc_err;
99 	u64 rx_cqe_compress_blks;
100 	u64 rx_cqe_compress_pkts;
101 	u64 rx_page_reuse;
102 	u64 rx_cache_reuse;
103 	u64 rx_cache_full;
104 	u64 rx_cache_empty;
105 	u64 rx_cache_busy;
106 	u64 rx_cache_waive;
107 	u64 rx_congst_umr;
108 	u64 ch_events;
109 	u64 ch_poll;
110 	u64 ch_arm;
111 	u64 ch_aff_change;
112 	u64 ch_eq_rearm;
113 
114 #ifdef CONFIG_MLX5_EN_TLS
115 	u64 tx_tls_ooo;
116 	u64 tx_tls_resync_bytes;
117 #endif
118 };
119 
120 struct mlx5e_qcounter_stats {
121 	u32 rx_out_of_buffer;
122 	u32 rx_if_down_packets;
123 };
124 
125 struct mlx5e_vnic_env_stats {
126 	__be64 query_vnic_env_out[MLX5_ST_SZ_QW(query_vnic_env_out)];
127 };
128 
129 #define VPORT_COUNTER_GET(vstats, c) MLX5_GET64(query_vport_counter_out, \
130 						vstats->query_vport_out, c)
131 
132 struct mlx5e_vport_stats {
133 	__be64 query_vport_out[MLX5_ST_SZ_QW(query_vport_counter_out)];
134 };
135 
136 #define PPORT_802_3_GET(pstats, c) \
137 	MLX5_GET64(ppcnt_reg, pstats->IEEE_802_3_counters, \
138 		   counter_set.eth_802_3_cntrs_grp_data_layout.c##_high)
139 #define PPORT_2863_GET(pstats, c) \
140 	MLX5_GET64(ppcnt_reg, pstats->RFC_2863_counters, \
141 		   counter_set.eth_2863_cntrs_grp_data_layout.c##_high)
142 #define PPORT_2819_GET(pstats, c) \
143 	MLX5_GET64(ppcnt_reg, pstats->RFC_2819_counters, \
144 		   counter_set.eth_2819_cntrs_grp_data_layout.c##_high)
145 #define PPORT_PHY_STATISTICAL_GET(pstats, c) \
146 	MLX5_GET64(ppcnt_reg, (pstats)->phy_statistical_counters, \
147 		   counter_set.phys_layer_statistical_cntrs.c##_high)
148 #define PPORT_PER_PRIO_GET(pstats, prio, c) \
149 	MLX5_GET64(ppcnt_reg, pstats->per_prio_counters[prio], \
150 		   counter_set.eth_per_prio_grp_data_layout.c##_high)
151 #define NUM_PPORT_PRIO				8
152 #define PPORT_ETH_EXT_GET(pstats, c) \
153 	MLX5_GET64(ppcnt_reg, (pstats)->eth_ext_counters, \
154 		   counter_set.eth_extended_cntrs_grp_data_layout.c##_high)
155 
156 struct mlx5e_pport_stats {
157 	__be64 IEEE_802_3_counters[MLX5_ST_SZ_QW(ppcnt_reg)];
158 	__be64 RFC_2863_counters[MLX5_ST_SZ_QW(ppcnt_reg)];
159 	__be64 RFC_2819_counters[MLX5_ST_SZ_QW(ppcnt_reg)];
160 	__be64 per_prio_counters[NUM_PPORT_PRIO][MLX5_ST_SZ_QW(ppcnt_reg)];
161 	__be64 phy_counters[MLX5_ST_SZ_QW(ppcnt_reg)];
162 	__be64 phy_statistical_counters[MLX5_ST_SZ_QW(ppcnt_reg)];
163 	__be64 eth_ext_counters[MLX5_ST_SZ_QW(ppcnt_reg)];
164 };
165 
166 #define PCIE_PERF_GET(pcie_stats, c) \
167 	MLX5_GET(mpcnt_reg, (pcie_stats)->pcie_perf_counters, \
168 		 counter_set.pcie_perf_cntrs_grp_data_layout.c)
169 
170 #define PCIE_PERF_GET64(pcie_stats, c) \
171 	MLX5_GET64(mpcnt_reg, (pcie_stats)->pcie_perf_counters, \
172 		   counter_set.pcie_perf_cntrs_grp_data_layout.c##_high)
173 
174 struct mlx5e_pcie_stats {
175 	__be64 pcie_perf_counters[MLX5_ST_SZ_QW(mpcnt_reg)];
176 };
177 
178 struct mlx5e_rq_stats {
179 	u64 packets;
180 	u64 bytes;
181 	u64 csum_complete;
182 	u64 csum_unnecessary;
183 	u64 csum_unnecessary_inner;
184 	u64 csum_none;
185 	u64 lro_packets;
186 	u64 lro_bytes;
187 	u64 removed_vlan_packets;
188 	u64 xdp_drop;
189 	u64 xdp_redirect;
190 	u64 wqe_err;
191 	u64 mpwqe_filler_cqes;
192 	u64 mpwqe_filler_strides;
193 	u64 buff_alloc_err;
194 	u64 cqe_compress_blks;
195 	u64 cqe_compress_pkts;
196 	u64 page_reuse;
197 	u64 cache_reuse;
198 	u64 cache_full;
199 	u64 cache_empty;
200 	u64 cache_busy;
201 	u64 cache_waive;
202 	u64 congst_umr;
203 };
204 
205 struct mlx5e_sq_stats {
206 	/* commonly accessed in data path */
207 	u64 packets;
208 	u64 bytes;
209 	u64 xmit_more;
210 	u64 tso_packets;
211 	u64 tso_bytes;
212 	u64 tso_inner_packets;
213 	u64 tso_inner_bytes;
214 	u64 csum_partial;
215 	u64 csum_partial_inner;
216 	u64 added_vlan_packets;
217 	u64 nop;
218 	u64 udp_seg_rem;
219 #ifdef CONFIG_MLX5_EN_TLS
220 	u64 tls_ooo;
221 	u64 tls_resync_bytes;
222 #endif
223 	/* less likely accessed in data path */
224 	u64 csum_none;
225 	u64 stopped;
226 	u64 dropped;
227 	u64 recover;
228 	/* dirtied @completion */
229 	u64 cqes ____cacheline_aligned_in_smp;
230 	u64 wake;
231 	u64 cqe_err;
232 };
233 
234 struct mlx5e_xdpsq_stats {
235 	u64 xmit;
236 	u64 full;
237 	u64 err;
238 	/* dirtied @completion */
239 	u64 cqes ____cacheline_aligned_in_smp;
240 };
241 
242 struct mlx5e_ch_stats {
243 	u64 events;
244 	u64 poll;
245 	u64 arm;
246 	u64 aff_change;
247 	u64 eq_rearm;
248 };
249 
250 struct mlx5e_stats {
251 	struct mlx5e_sw_stats sw;
252 	struct mlx5e_qcounter_stats qcnt;
253 	struct mlx5e_vnic_env_stats vnic;
254 	struct mlx5e_vport_stats vport;
255 	struct mlx5e_pport_stats pport;
256 	struct rtnl_link_stats64 vf_vport;
257 	struct mlx5e_pcie_stats pcie;
258 };
259 
260 enum {
261 	MLX5E_NDO_UPDATE_STATS = BIT(0x1),
262 };
263 
264 struct mlx5e_priv;
265 struct mlx5e_stats_grp {
266 	u16 update_stats_mask;
267 	int (*get_num_stats)(struct mlx5e_priv *priv);
268 	int (*fill_strings)(struct mlx5e_priv *priv, u8 *data, int idx);
269 	int (*fill_stats)(struct mlx5e_priv *priv, u64 *data, int idx);
270 	void (*update_stats)(struct mlx5e_priv *priv);
271 };
272 
273 extern const struct mlx5e_stats_grp mlx5e_stats_grps[];
274 extern const int mlx5e_num_stats_grps;
275 
276 void mlx5e_grp_sw_update_stats(struct mlx5e_priv *priv);
277 
278 #endif /* __MLX5_EN_STATS_H__ */
279