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1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Network device driver for Cell Processor-Based Blade
4 *
5 * (C) Copyright IBM Corp. 2005
6 *
7 * Authors : Utz Bacher <utz.bacher@de.ibm.com>
8 * Jens Osterkamp <Jens.Osterkamp@de.ibm.com>
9 */
10
11#include <linux/netdevice.h>
12#include <linux/ethtool.h>
13#include <linux/pci.h>
14
15#include "spider_net.h"
16
17
18static struct {
19 const char str[ETH_GSTRING_LEN];
20} ethtool_stats_keys[] = {
21 { "tx_packets" },
22 { "tx_bytes" },
23 { "rx_packets" },
24 { "rx_bytes" },
25 { "tx_errors" },
26 { "tx_dropped" },
27 { "rx_dropped" },
28 { "rx_descriptor_error" },
29 { "tx_timeouts" },
30 { "alloc_rx_skb_error" },
31 { "rx_iommu_map_error" },
32 { "tx_iommu_map_error" },
33 { "rx_desc_unk_state" },
34};
35
36static int
37spider_net_ethtool_get_link_ksettings(struct net_device *netdev,
38 struct ethtool_link_ksettings *cmd)
39{
40 struct spider_net_card *card;
41 card = netdev_priv(netdev);
42
43 ethtool_link_ksettings_zero_link_mode(cmd, supported);
44 ethtool_link_ksettings_add_link_mode(cmd, supported, 1000baseT_Full);
45 ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE);
46
47 ethtool_link_ksettings_zero_link_mode(cmd, advertising);
48 ethtool_link_ksettings_add_link_mode(cmd, advertising, 1000baseT_Full);
49 ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE);
50
51 cmd->base.port = PORT_FIBRE;
52 cmd->base.speed = card->phy.speed;
53 cmd->base.duplex = DUPLEX_FULL;
54
55 return 0;
56}
57
58static void
59spider_net_ethtool_get_drvinfo(struct net_device *netdev,
60 struct ethtool_drvinfo *drvinfo)
61{
62 struct spider_net_card *card;
63 card = netdev_priv(netdev);
64
65 /* clear and fill out info */
66 strscpy(drvinfo->driver, spider_net_driver_name,
67 sizeof(drvinfo->driver));
68 strscpy(drvinfo->version, VERSION, sizeof(drvinfo->version));
69 strscpy(drvinfo->fw_version, "no information",
70 sizeof(drvinfo->fw_version));
71 strscpy(drvinfo->bus_info, pci_name(card->pdev),
72 sizeof(drvinfo->bus_info));
73}
74
75static void
76spider_net_ethtool_get_wol(struct net_device *netdev,
77 struct ethtool_wolinfo *wolinfo)
78{
79 /* no support for wol */
80 wolinfo->supported = 0;
81 wolinfo->wolopts = 0;
82}
83
84static u32
85spider_net_ethtool_get_msglevel(struct net_device *netdev)
86{
87 struct spider_net_card *card;
88 card = netdev_priv(netdev);
89 return card->msg_enable;
90}
91
92static void
93spider_net_ethtool_set_msglevel(struct net_device *netdev,
94 u32 level)
95{
96 struct spider_net_card *card;
97 card = netdev_priv(netdev);
98 card->msg_enable = level;
99}
100
101static int
102spider_net_ethtool_nway_reset(struct net_device *netdev)
103{
104 if (netif_running(netdev)) {
105 spider_net_stop(netdev);
106 spider_net_open(netdev);
107 }
108 return 0;
109}
110
111static void
112spider_net_ethtool_get_ringparam(struct net_device *netdev,
113 struct ethtool_ringparam *ering,
114 struct kernel_ethtool_ringparam *kernel_ering,
115 struct netlink_ext_ack *extack)
116{
117 struct spider_net_card *card = netdev_priv(netdev);
118
119 ering->tx_max_pending = SPIDER_NET_TX_DESCRIPTORS_MAX;
120 ering->tx_pending = card->tx_chain.num_desc;
121 ering->rx_max_pending = SPIDER_NET_RX_DESCRIPTORS_MAX;
122 ering->rx_pending = card->rx_chain.num_desc;
123}
124
125static int spider_net_get_sset_count(struct net_device *netdev, int sset)
126{
127 switch (sset) {
128 case ETH_SS_STATS:
129 return ARRAY_SIZE(ethtool_stats_keys);
130 default:
131 return -EOPNOTSUPP;
132 }
133}
134
135static void spider_net_get_ethtool_stats(struct net_device *netdev,
136 struct ethtool_stats *stats, u64 *data)
137{
138 struct spider_net_card *card = netdev_priv(netdev);
139
140 data[0] = netdev->stats.tx_packets;
141 data[1] = netdev->stats.tx_bytes;
142 data[2] = netdev->stats.rx_packets;
143 data[3] = netdev->stats.rx_bytes;
144 data[4] = netdev->stats.tx_errors;
145 data[5] = netdev->stats.tx_dropped;
146 data[6] = netdev->stats.rx_dropped;
147 data[7] = card->spider_stats.rx_desc_error;
148 data[8] = card->spider_stats.tx_timeouts;
149 data[9] = card->spider_stats.alloc_rx_skb_error;
150 data[10] = card->spider_stats.rx_iommu_map_error;
151 data[11] = card->spider_stats.tx_iommu_map_error;
152 data[12] = card->spider_stats.rx_desc_unk_state;
153}
154
155static void spider_net_get_strings(struct net_device *netdev, u32 stringset,
156 u8 *data)
157{
158 memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys));
159}
160
161const struct ethtool_ops spider_net_ethtool_ops = {
162 .get_drvinfo = spider_net_ethtool_get_drvinfo,
163 .get_wol = spider_net_ethtool_get_wol,
164 .get_msglevel = spider_net_ethtool_get_msglevel,
165 .set_msglevel = spider_net_ethtool_set_msglevel,
166 .get_link = ethtool_op_get_link,
167 .nway_reset = spider_net_ethtool_nway_reset,
168 .get_ringparam = spider_net_ethtool_get_ringparam,
169 .get_strings = spider_net_get_strings,
170 .get_sset_count = spider_net_get_sset_count,
171 .get_ethtool_stats = spider_net_get_ethtool_stats,
172 .get_link_ksettings = spider_net_ethtool_get_link_ksettings,
173};
174
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Network device driver for Cell Processor-Based Blade
4 *
5 * (C) Copyright IBM Corp. 2005
6 *
7 * Authors : Utz Bacher <utz.bacher@de.ibm.com>
8 * Jens Osterkamp <Jens.Osterkamp@de.ibm.com>
9 */
10
11#include <linux/netdevice.h>
12#include <linux/ethtool.h>
13#include <linux/pci.h>
14
15#include "spider_net.h"
16
17
18static struct {
19 const char str[ETH_GSTRING_LEN];
20} ethtool_stats_keys[] = {
21 { "tx_packets" },
22 { "tx_bytes" },
23 { "rx_packets" },
24 { "rx_bytes" },
25 { "tx_errors" },
26 { "tx_dropped" },
27 { "rx_dropped" },
28 { "rx_descriptor_error" },
29 { "tx_timeouts" },
30 { "alloc_rx_skb_error" },
31 { "rx_iommu_map_error" },
32 { "tx_iommu_map_error" },
33 { "rx_desc_unk_state" },
34};
35
36static int
37spider_net_ethtool_get_link_ksettings(struct net_device *netdev,
38 struct ethtool_link_ksettings *cmd)
39{
40 struct spider_net_card *card;
41 card = netdev_priv(netdev);
42
43 ethtool_link_ksettings_zero_link_mode(cmd, supported);
44 ethtool_link_ksettings_add_link_mode(cmd, supported, 1000baseT_Full);
45 ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE);
46
47 ethtool_link_ksettings_zero_link_mode(cmd, advertising);
48 ethtool_link_ksettings_add_link_mode(cmd, advertising, 1000baseT_Full);
49 ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE);
50
51 cmd->base.port = PORT_FIBRE;
52 cmd->base.speed = card->phy.speed;
53 cmd->base.duplex = DUPLEX_FULL;
54
55 return 0;
56}
57
58static void
59spider_net_ethtool_get_drvinfo(struct net_device *netdev,
60 struct ethtool_drvinfo *drvinfo)
61{
62 struct spider_net_card *card;
63 card = netdev_priv(netdev);
64
65 /* clear and fill out info */
66 strscpy(drvinfo->driver, spider_net_driver_name,
67 sizeof(drvinfo->driver));
68 strscpy(drvinfo->version, VERSION, sizeof(drvinfo->version));
69 strscpy(drvinfo->fw_version, "no information",
70 sizeof(drvinfo->fw_version));
71 strscpy(drvinfo->bus_info, pci_name(card->pdev),
72 sizeof(drvinfo->bus_info));
73}
74
75static void
76spider_net_ethtool_get_wol(struct net_device *netdev,
77 struct ethtool_wolinfo *wolinfo)
78{
79 /* no support for wol */
80 wolinfo->supported = 0;
81 wolinfo->wolopts = 0;
82}
83
84static u32
85spider_net_ethtool_get_msglevel(struct net_device *netdev)
86{
87 struct spider_net_card *card;
88 card = netdev_priv(netdev);
89 return card->msg_enable;
90}
91
92static void
93spider_net_ethtool_set_msglevel(struct net_device *netdev,
94 u32 level)
95{
96 struct spider_net_card *card;
97 card = netdev_priv(netdev);
98 card->msg_enable = level;
99}
100
101static int
102spider_net_ethtool_nway_reset(struct net_device *netdev)
103{
104 if (netif_running(netdev)) {
105 spider_net_stop(netdev);
106 spider_net_open(netdev);
107 }
108 return 0;
109}
110
111static void
112spider_net_ethtool_get_ringparam(struct net_device *netdev,
113 struct ethtool_ringparam *ering,
114 struct kernel_ethtool_ringparam *kernel_ering,
115 struct netlink_ext_ack *extack)
116{
117 struct spider_net_card *card = netdev_priv(netdev);
118
119 ering->tx_max_pending = SPIDER_NET_TX_DESCRIPTORS_MAX;
120 ering->tx_pending = card->tx_chain.num_desc;
121 ering->rx_max_pending = SPIDER_NET_RX_DESCRIPTORS_MAX;
122 ering->rx_pending = card->rx_chain.num_desc;
123}
124
125static int spider_net_get_sset_count(struct net_device *netdev, int sset)
126{
127 switch (sset) {
128 case ETH_SS_STATS:
129 return ARRAY_SIZE(ethtool_stats_keys);
130 default:
131 return -EOPNOTSUPP;
132 }
133}
134
135static void spider_net_get_ethtool_stats(struct net_device *netdev,
136 struct ethtool_stats *stats, u64 *data)
137{
138 struct spider_net_card *card = netdev_priv(netdev);
139
140 data[0] = netdev->stats.tx_packets;
141 data[1] = netdev->stats.tx_bytes;
142 data[2] = netdev->stats.rx_packets;
143 data[3] = netdev->stats.rx_bytes;
144 data[4] = netdev->stats.tx_errors;
145 data[5] = netdev->stats.tx_dropped;
146 data[6] = netdev->stats.rx_dropped;
147 data[7] = card->spider_stats.rx_desc_error;
148 data[8] = card->spider_stats.tx_timeouts;
149 data[9] = card->spider_stats.alloc_rx_skb_error;
150 data[10] = card->spider_stats.rx_iommu_map_error;
151 data[11] = card->spider_stats.tx_iommu_map_error;
152 data[12] = card->spider_stats.rx_desc_unk_state;
153}
154
155static void spider_net_get_strings(struct net_device *netdev, u32 stringset,
156 u8 *data)
157{
158 memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys));
159}
160
161const struct ethtool_ops spider_net_ethtool_ops = {
162 .get_drvinfo = spider_net_ethtool_get_drvinfo,
163 .get_wol = spider_net_ethtool_get_wol,
164 .get_msglevel = spider_net_ethtool_get_msglevel,
165 .set_msglevel = spider_net_ethtool_set_msglevel,
166 .get_link = ethtool_op_get_link,
167 .nway_reset = spider_net_ethtool_nway_reset,
168 .get_ringparam = spider_net_ethtool_get_ringparam,
169 .get_strings = spider_net_get_strings,
170 .get_sset_count = spider_net_get_sset_count,
171 .get_ethtool_stats = spider_net_get_ethtool_stats,
172 .get_link_ksettings = spider_net_ethtool_get_link_ksettings,
173};
174