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1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2006-2008 PA Semi, Inc
4 *
5 * Ethtool hooks for the PA Semi PWRficient onchip 1G/10G Ethernet MACs
6 */
7
8
9#include <linux/netdevice.h>
10#include <linux/ethtool.h>
11#include <linux/pci.h>
12
13#include <asm/pasemi_dma.h>
14#include "pasemi_mac.h"
15
16static struct {
17 const char str[ETH_GSTRING_LEN];
18} ethtool_stats_keys[] = {
19 { "rx-drops" },
20 { "rx-bytes" },
21 { "rx-packets" },
22 { "rx-broadcast-packets" },
23 { "rx-multicast-packets" },
24 { "rx-crc-errors" },
25 { "rx-undersize-errors" },
26 { "rx-oversize-errors" },
27 { "rx-short-fragment-errors" },
28 { "rx-jabber-errors" },
29 { "rx-64-byte-packets" },
30 { "rx-65-127-byte-packets" },
31 { "rx-128-255-byte-packets" },
32 { "rx-256-511-byte-packets" },
33 { "rx-512-1023-byte-packets" },
34 { "rx-1024-1518-byte-packets" },
35 { "rx-pause-frames" },
36 { "tx-bytes" },
37 { "tx-packets" },
38 { "tx-broadcast-packets" },
39 { "tx-multicast-packets" },
40 { "tx-collisions" },
41 { "tx-late-collisions" },
42 { "tx-excessive-collisions" },
43 { "tx-crc-errors" },
44 { "tx-undersize-errors" },
45 { "tx-oversize-errors" },
46 { "tx-64-byte-packets" },
47 { "tx-65-127-byte-packets" },
48 { "tx-128-255-byte-packets" },
49 { "tx-256-511-byte-packets" },
50 { "tx-512-1023-byte-packets" },
51 { "tx-1024-1518-byte-packets" },
52};
53
54static u32
55pasemi_mac_ethtool_get_msglevel(struct net_device *netdev)
56{
57 struct pasemi_mac *mac = netdev_priv(netdev);
58 return mac->msg_enable;
59}
60
61static void
62pasemi_mac_ethtool_set_msglevel(struct net_device *netdev,
63 u32 level)
64{
65 struct pasemi_mac *mac = netdev_priv(netdev);
66 mac->msg_enable = level;
67}
68
69
70static void
71pasemi_mac_ethtool_get_ringparam(struct net_device *netdev,
72 struct ethtool_ringparam *ering,
73 struct kernel_ethtool_ringparam *kernel_ering,
74 struct netlink_ext_ack *extack)
75{
76 struct pasemi_mac *mac = netdev_priv(netdev);
77
78 ering->tx_max_pending = TX_RING_SIZE/2;
79 ering->tx_pending = RING_USED(mac->tx)/2;
80 ering->rx_max_pending = RX_RING_SIZE/4;
81 ering->rx_pending = RING_USED(mac->rx)/4;
82}
83
84static int pasemi_mac_get_sset_count(struct net_device *netdev, int sset)
85{
86 switch (sset) {
87 case ETH_SS_STATS:
88 return ARRAY_SIZE(ethtool_stats_keys);
89 default:
90 return -EOPNOTSUPP;
91 }
92}
93
94static void pasemi_mac_get_ethtool_stats(struct net_device *netdev,
95 struct ethtool_stats *stats, u64 *data)
96{
97 struct pasemi_mac *mac = netdev_priv(netdev);
98 int i;
99
100 data[0] = pasemi_read_dma_reg(PAS_DMA_RXINT_RCMDSTA(mac->dma_if))
101 >> PAS_DMA_RXINT_RCMDSTA_DROPS_S;
102 for (i = 0; i < 32; i++)
103 data[1+i] = pasemi_read_mac_reg(mac->dma_if, PAS_MAC_RMON(i));
104}
105
106static void pasemi_mac_get_strings(struct net_device *netdev, u32 stringset,
107 u8 *data)
108{
109 memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys));
110}
111
112const struct ethtool_ops pasemi_mac_ethtool_ops = {
113 .get_msglevel = pasemi_mac_ethtool_get_msglevel,
114 .set_msglevel = pasemi_mac_ethtool_set_msglevel,
115 .get_link = ethtool_op_get_link,
116 .get_ringparam = pasemi_mac_ethtool_get_ringparam,
117 .get_strings = pasemi_mac_get_strings,
118 .get_sset_count = pasemi_mac_get_sset_count,
119 .get_ethtool_stats = pasemi_mac_get_ethtool_stats,
120 .get_link_ksettings = phy_ethtool_get_link_ksettings,
121 .set_link_ksettings = phy_ethtool_set_link_ksettings,
122};
123
1/*
2 * Copyright (C) 2006-2008 PA Semi, Inc
3 *
4 * Ethtool hooks for the PA Semi PWRficient onchip 1G/10G Ethernet MACs
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, see <http://www.gnu.org/licenses/>.
17 */
18
19
20#include <linux/netdevice.h>
21#include <linux/ethtool.h>
22#include <linux/pci.h>
23
24#include <asm/pasemi_dma.h>
25#include "pasemi_mac.h"
26
27static struct {
28 const char str[ETH_GSTRING_LEN];
29} ethtool_stats_keys[] = {
30 { "rx-drops" },
31 { "rx-bytes" },
32 { "rx-packets" },
33 { "rx-broadcast-packets" },
34 { "rx-multicast-packets" },
35 { "rx-crc-errors" },
36 { "rx-undersize-errors" },
37 { "rx-oversize-errors" },
38 { "rx-short-fragment-errors" },
39 { "rx-jabber-errors" },
40 { "rx-64-byte-packets" },
41 { "rx-65-127-byte-packets" },
42 { "rx-128-255-byte-packets" },
43 { "rx-256-511-byte-packets" },
44 { "rx-512-1023-byte-packets" },
45 { "rx-1024-1518-byte-packets" },
46 { "rx-pause-frames" },
47 { "tx-bytes" },
48 { "tx-packets" },
49 { "tx-broadcast-packets" },
50 { "tx-multicast-packets" },
51 { "tx-collisions" },
52 { "tx-late-collisions" },
53 { "tx-excessive-collisions" },
54 { "tx-crc-errors" },
55 { "tx-undersize-errors" },
56 { "tx-oversize-errors" },
57 { "tx-64-byte-packets" },
58 { "tx-65-127-byte-packets" },
59 { "tx-128-255-byte-packets" },
60 { "tx-256-511-byte-packets" },
61 { "tx-512-1023-byte-packets" },
62 { "tx-1024-1518-byte-packets" },
63};
64
65static int
66pasemi_mac_ethtool_get_settings(struct net_device *netdev,
67 struct ethtool_cmd *cmd)
68{
69 struct pasemi_mac *mac = netdev_priv(netdev);
70 struct phy_device *phydev = mac->phydev;
71
72 if (!phydev)
73 return -EOPNOTSUPP;
74
75 return phy_ethtool_gset(phydev, cmd);
76}
77
78static int
79pasemi_mac_ethtool_set_settings(struct net_device *netdev,
80 struct ethtool_cmd *cmd)
81{
82 struct pasemi_mac *mac = netdev_priv(netdev);
83 struct phy_device *phydev = mac->phydev;
84
85 if (!phydev)
86 return -EOPNOTSUPP;
87
88 return phy_ethtool_sset(phydev, cmd);
89}
90
91static u32
92pasemi_mac_ethtool_get_msglevel(struct net_device *netdev)
93{
94 struct pasemi_mac *mac = netdev_priv(netdev);
95 return mac->msg_enable;
96}
97
98static void
99pasemi_mac_ethtool_set_msglevel(struct net_device *netdev,
100 u32 level)
101{
102 struct pasemi_mac *mac = netdev_priv(netdev);
103 mac->msg_enable = level;
104}
105
106
107static void
108pasemi_mac_ethtool_get_ringparam(struct net_device *netdev,
109 struct ethtool_ringparam *ering)
110{
111 struct pasemi_mac *mac = netdev_priv(netdev);
112
113 ering->tx_max_pending = TX_RING_SIZE/2;
114 ering->tx_pending = RING_USED(mac->tx)/2;
115 ering->rx_max_pending = RX_RING_SIZE/4;
116 ering->rx_pending = RING_USED(mac->rx)/4;
117}
118
119static int pasemi_mac_get_sset_count(struct net_device *netdev, int sset)
120{
121 switch (sset) {
122 case ETH_SS_STATS:
123 return ARRAY_SIZE(ethtool_stats_keys);
124 default:
125 return -EOPNOTSUPP;
126 }
127}
128
129static void pasemi_mac_get_ethtool_stats(struct net_device *netdev,
130 struct ethtool_stats *stats, u64 *data)
131{
132 struct pasemi_mac *mac = netdev_priv(netdev);
133 int i;
134
135 data[0] = pasemi_read_dma_reg(PAS_DMA_RXINT_RCMDSTA(mac->dma_if))
136 >> PAS_DMA_RXINT_RCMDSTA_DROPS_S;
137 for (i = 0; i < 32; i++)
138 data[1+i] = pasemi_read_mac_reg(mac->dma_if, PAS_MAC_RMON(i));
139}
140
141static void pasemi_mac_get_strings(struct net_device *netdev, u32 stringset,
142 u8 *data)
143{
144 memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys));
145}
146
147const struct ethtool_ops pasemi_mac_ethtool_ops = {
148 .get_settings = pasemi_mac_ethtool_get_settings,
149 .set_settings = pasemi_mac_ethtool_set_settings,
150 .get_msglevel = pasemi_mac_ethtool_get_msglevel,
151 .set_msglevel = pasemi_mac_ethtool_set_msglevel,
152 .get_link = ethtool_op_get_link,
153 .get_ringparam = pasemi_mac_ethtool_get_ringparam,
154 .get_strings = pasemi_mac_get_strings,
155 .get_sset_count = pasemi_mac_get_sset_count,
156 .get_ethtool_stats = pasemi_mac_get_ethtool_stats,
157};
158