1 /*
2 * Copyright (c) 2007 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 */
33
34
35 #include <linux/if_vlan.h>
36
37 #include <linux/mlx4/device.h>
38 #include <linux/mlx4/cmd.h>
39
40 #include "en_port.h"
41 #include "mlx4_en.h"
42
43
mlx4_SET_VLAN_FLTR(struct mlx4_dev * dev,struct mlx4_en_priv * priv)44 int mlx4_SET_VLAN_FLTR(struct mlx4_dev *dev, struct mlx4_en_priv *priv)
45 {
46 struct mlx4_cmd_mailbox *mailbox;
47 struct mlx4_set_vlan_fltr_mbox *filter;
48 int i;
49 int j;
50 int index = 0;
51 u32 entry;
52 int err = 0;
53
54 mailbox = mlx4_alloc_cmd_mailbox(dev);
55 if (IS_ERR(mailbox))
56 return PTR_ERR(mailbox);
57
58 filter = mailbox->buf;
59 memset(filter, 0, sizeof(*filter));
60 for (i = VLAN_FLTR_SIZE - 1; i >= 0; i--) {
61 entry = 0;
62 for (j = 0; j < 32; j++)
63 if (test_bit(index++, priv->active_vlans))
64 entry |= 1 << j;
65 filter->entry[i] = cpu_to_be32(entry);
66 }
67 err = mlx4_cmd(dev, mailbox->dma, priv->port, 0, MLX4_CMD_SET_VLAN_FLTR,
68 MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED);
69 mlx4_free_cmd_mailbox(dev, mailbox);
70 return err;
71 }
72
mlx4_en_QUERY_PORT(struct mlx4_en_dev * mdev,u8 port)73 int mlx4_en_QUERY_PORT(struct mlx4_en_dev *mdev, u8 port)
74 {
75 struct mlx4_en_query_port_context *qport_context;
76 struct mlx4_en_priv *priv = netdev_priv(mdev->pndev[port]);
77 struct mlx4_en_port_state *state = &priv->port_state;
78 struct mlx4_cmd_mailbox *mailbox;
79 int err;
80
81 mailbox = mlx4_alloc_cmd_mailbox(mdev->dev);
82 if (IS_ERR(mailbox))
83 return PTR_ERR(mailbox);
84 memset(mailbox->buf, 0, sizeof(*qport_context));
85 err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, port, 0,
86 MLX4_CMD_QUERY_PORT, MLX4_CMD_TIME_CLASS_B,
87 MLX4_CMD_WRAPPED);
88 if (err)
89 goto out;
90 qport_context = mailbox->buf;
91
92 /* This command is always accessed from Ethtool context
93 * already synchronized, no need in locking */
94 state->link_state = !!(qport_context->link_up & MLX4_EN_LINK_UP_MASK);
95 switch (qport_context->link_speed & MLX4_EN_SPEED_MASK) {
96 case MLX4_EN_1G_SPEED:
97 state->link_speed = 1000;
98 break;
99 case MLX4_EN_10G_SPEED_XAUI:
100 case MLX4_EN_10G_SPEED_XFI:
101 state->link_speed = 10000;
102 break;
103 case MLX4_EN_40G_SPEED:
104 state->link_speed = 40000;
105 break;
106 default:
107 state->link_speed = -1;
108 break;
109 }
110 state->transciver = qport_context->transceiver;
111
112 out:
113 mlx4_free_cmd_mailbox(mdev->dev, mailbox);
114 return err;
115 }
116
mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev * mdev,u8 port,u8 reset)117 int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset)
118 {
119 struct mlx4_en_stat_out_mbox *mlx4_en_stats;
120 struct mlx4_en_priv *priv = netdev_priv(mdev->pndev[port]);
121 struct net_device_stats *stats = &priv->stats;
122 struct mlx4_cmd_mailbox *mailbox;
123 u64 in_mod = reset << 8 | port;
124 int err;
125 int i;
126
127 mailbox = mlx4_alloc_cmd_mailbox(mdev->dev);
128 if (IS_ERR(mailbox))
129 return PTR_ERR(mailbox);
130 memset(mailbox->buf, 0, sizeof(*mlx4_en_stats));
131 err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, in_mod, 0,
132 MLX4_CMD_DUMP_ETH_STATS, MLX4_CMD_TIME_CLASS_B,
133 MLX4_CMD_WRAPPED);
134 if (err)
135 goto out;
136
137 mlx4_en_stats = mailbox->buf;
138
139 spin_lock_bh(&priv->stats_lock);
140
141 stats->rx_packets = 0;
142 stats->rx_bytes = 0;
143 priv->port_stats.rx_chksum_good = 0;
144 priv->port_stats.rx_chksum_none = 0;
145 for (i = 0; i < priv->rx_ring_num; i++) {
146 stats->rx_packets += priv->rx_ring[i].packets;
147 stats->rx_bytes += priv->rx_ring[i].bytes;
148 priv->port_stats.rx_chksum_good += priv->rx_ring[i].csum_ok;
149 priv->port_stats.rx_chksum_none += priv->rx_ring[i].csum_none;
150 }
151 stats->tx_packets = 0;
152 stats->tx_bytes = 0;
153 priv->port_stats.tx_chksum_offload = 0;
154 for (i = 0; i < priv->tx_ring_num; i++) {
155 stats->tx_packets += priv->tx_ring[i].packets;
156 stats->tx_bytes += priv->tx_ring[i].bytes;
157 priv->port_stats.tx_chksum_offload += priv->tx_ring[i].tx_csum;
158 }
159
160 stats->rx_errors = be64_to_cpu(mlx4_en_stats->PCS) +
161 be32_to_cpu(mlx4_en_stats->RdropLength) +
162 be32_to_cpu(mlx4_en_stats->RJBBR) +
163 be32_to_cpu(mlx4_en_stats->RCRC) +
164 be32_to_cpu(mlx4_en_stats->RRUNT);
165 stats->tx_errors = be32_to_cpu(mlx4_en_stats->TDROP);
166 stats->multicast = be64_to_cpu(mlx4_en_stats->MCAST_prio_0) +
167 be64_to_cpu(mlx4_en_stats->MCAST_prio_1) +
168 be64_to_cpu(mlx4_en_stats->MCAST_prio_2) +
169 be64_to_cpu(mlx4_en_stats->MCAST_prio_3) +
170 be64_to_cpu(mlx4_en_stats->MCAST_prio_4) +
171 be64_to_cpu(mlx4_en_stats->MCAST_prio_5) +
172 be64_to_cpu(mlx4_en_stats->MCAST_prio_6) +
173 be64_to_cpu(mlx4_en_stats->MCAST_prio_7) +
174 be64_to_cpu(mlx4_en_stats->MCAST_novlan);
175 stats->collisions = 0;
176 stats->rx_length_errors = be32_to_cpu(mlx4_en_stats->RdropLength);
177 stats->rx_over_errors = be32_to_cpu(mlx4_en_stats->RdropOvflw);
178 stats->rx_crc_errors = be32_to_cpu(mlx4_en_stats->RCRC);
179 stats->rx_frame_errors = 0;
180 stats->rx_fifo_errors = be32_to_cpu(mlx4_en_stats->RdropOvflw);
181 stats->rx_missed_errors = be32_to_cpu(mlx4_en_stats->RdropOvflw);
182 stats->tx_aborted_errors = 0;
183 stats->tx_carrier_errors = 0;
184 stats->tx_fifo_errors = 0;
185 stats->tx_heartbeat_errors = 0;
186 stats->tx_window_errors = 0;
187
188 priv->pkstats.broadcast =
189 be64_to_cpu(mlx4_en_stats->RBCAST_prio_0) +
190 be64_to_cpu(mlx4_en_stats->RBCAST_prio_1) +
191 be64_to_cpu(mlx4_en_stats->RBCAST_prio_2) +
192 be64_to_cpu(mlx4_en_stats->RBCAST_prio_3) +
193 be64_to_cpu(mlx4_en_stats->RBCAST_prio_4) +
194 be64_to_cpu(mlx4_en_stats->RBCAST_prio_5) +
195 be64_to_cpu(mlx4_en_stats->RBCAST_prio_6) +
196 be64_to_cpu(mlx4_en_stats->RBCAST_prio_7) +
197 be64_to_cpu(mlx4_en_stats->RBCAST_novlan);
198 priv->pkstats.rx_prio[0] = be64_to_cpu(mlx4_en_stats->RTOT_prio_0);
199 priv->pkstats.rx_prio[1] = be64_to_cpu(mlx4_en_stats->RTOT_prio_1);
200 priv->pkstats.rx_prio[2] = be64_to_cpu(mlx4_en_stats->RTOT_prio_2);
201 priv->pkstats.rx_prio[3] = be64_to_cpu(mlx4_en_stats->RTOT_prio_3);
202 priv->pkstats.rx_prio[4] = be64_to_cpu(mlx4_en_stats->RTOT_prio_4);
203 priv->pkstats.rx_prio[5] = be64_to_cpu(mlx4_en_stats->RTOT_prio_5);
204 priv->pkstats.rx_prio[6] = be64_to_cpu(mlx4_en_stats->RTOT_prio_6);
205 priv->pkstats.rx_prio[7] = be64_to_cpu(mlx4_en_stats->RTOT_prio_7);
206 priv->pkstats.tx_prio[0] = be64_to_cpu(mlx4_en_stats->TTOT_prio_0);
207 priv->pkstats.tx_prio[1] = be64_to_cpu(mlx4_en_stats->TTOT_prio_1);
208 priv->pkstats.tx_prio[2] = be64_to_cpu(mlx4_en_stats->TTOT_prio_2);
209 priv->pkstats.tx_prio[3] = be64_to_cpu(mlx4_en_stats->TTOT_prio_3);
210 priv->pkstats.tx_prio[4] = be64_to_cpu(mlx4_en_stats->TTOT_prio_4);
211 priv->pkstats.tx_prio[5] = be64_to_cpu(mlx4_en_stats->TTOT_prio_5);
212 priv->pkstats.tx_prio[6] = be64_to_cpu(mlx4_en_stats->TTOT_prio_6);
213 priv->pkstats.tx_prio[7] = be64_to_cpu(mlx4_en_stats->TTOT_prio_7);
214 spin_unlock_bh(&priv->stats_lock);
215
216 out:
217 mlx4_free_cmd_mailbox(mdev->dev, mailbox);
218 return err;
219 }
220
221