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e37c772e OJ |
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 | |
0ab75ae8 | 16 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
e37c772e OJ |
17 | */ |
18 | ||
19 | ||
20 | #include <linux/netdevice.h> | |
21 | #include <linux/ethtool.h> | |
22 | #include <linux/pci.h> | |
23 | #include <linux/inet_lro.h> | |
24 | ||
25 | #include <asm/pasemi_dma.h> | |
26 | #include "pasemi_mac.h" | |
27 | ||
28 | static struct { | |
29 | const char str[ETH_GSTRING_LEN]; | |
30 | } ethtool_stats_keys[] = { | |
31 | { "rx-drops" }, | |
32 | { "rx-bytes" }, | |
33 | { "rx-packets" }, | |
34 | { "rx-broadcast-packets" }, | |
35 | { "rx-multicast-packets" }, | |
36 | { "rx-crc-errors" }, | |
37 | { "rx-undersize-errors" }, | |
38 | { "rx-oversize-errors" }, | |
39 | { "rx-short-fragment-errors" }, | |
40 | { "rx-jabber-errors" }, | |
41 | { "rx-64-byte-packets" }, | |
42 | { "rx-65-127-byte-packets" }, | |
43 | { "rx-128-255-byte-packets" }, | |
44 | { "rx-256-511-byte-packets" }, | |
45 | { "rx-512-1023-byte-packets" }, | |
46 | { "rx-1024-1518-byte-packets" }, | |
47 | { "rx-pause-frames" }, | |
48 | { "tx-bytes" }, | |
49 | { "tx-packets" }, | |
50 | { "tx-broadcast-packets" }, | |
51 | { "tx-multicast-packets" }, | |
52 | { "tx-collisions" }, | |
53 | { "tx-late-collisions" }, | |
54 | { "tx-excessive-collisions" }, | |
55 | { "tx-crc-errors" }, | |
56 | { "tx-undersize-errors" }, | |
57 | { "tx-oversize-errors" }, | |
58 | { "tx-64-byte-packets" }, | |
59 | { "tx-65-127-byte-packets" }, | |
60 | { "tx-128-255-byte-packets" }, | |
61 | { "tx-256-511-byte-packets" }, | |
62 | { "tx-512-1023-byte-packets" }, | |
63 | { "tx-1024-1518-byte-packets" }, | |
64 | }; | |
65 | ||
66 | static int | |
67 | pasemi_mac_ethtool_get_settings(struct net_device *netdev, | |
68 | struct ethtool_cmd *cmd) | |
69 | { | |
70 | struct pasemi_mac *mac = netdev_priv(netdev); | |
71 | struct phy_device *phydev = mac->phydev; | |
72 | ||
49682864 VB |
73 | if (!phydev) |
74 | return -EOPNOTSUPP; | |
75 | ||
e37c772e OJ |
76 | return phy_ethtool_gset(phydev, cmd); |
77 | } | |
78 | ||
5402240c VB |
79 | static int |
80 | pasemi_mac_ethtool_set_settings(struct net_device *netdev, | |
81 | struct ethtool_cmd *cmd) | |
82 | { | |
83 | struct pasemi_mac *mac = netdev_priv(netdev); | |
84 | struct phy_device *phydev = mac->phydev; | |
85 | ||
86 | if (!phydev) | |
87 | return -EOPNOTSUPP; | |
88 | ||
89 | return phy_ethtool_sset(phydev, cmd); | |
90 | } | |
91 | ||
e37c772e OJ |
92 | static u32 |
93 | pasemi_mac_ethtool_get_msglevel(struct net_device *netdev) | |
94 | { | |
95 | struct pasemi_mac *mac = netdev_priv(netdev); | |
96 | return mac->msg_enable; | |
97 | } | |
98 | ||
99 | static void | |
100 | pasemi_mac_ethtool_set_msglevel(struct net_device *netdev, | |
101 | u32 level) | |
102 | { | |
103 | struct pasemi_mac *mac = netdev_priv(netdev); | |
104 | mac->msg_enable = level; | |
105 | } | |
106 | ||
107 | ||
108 | static void | |
109 | pasemi_mac_ethtool_get_ringparam(struct net_device *netdev, | |
110 | struct ethtool_ringparam *ering) | |
111 | { | |
4cf1653a | 112 | struct pasemi_mac *mac = netdev_priv(netdev); |
e37c772e OJ |
113 | |
114 | ering->tx_max_pending = TX_RING_SIZE/2; | |
115 | ering->tx_pending = RING_USED(mac->tx)/2; | |
116 | ering->rx_max_pending = RX_RING_SIZE/4; | |
117 | ering->rx_pending = RING_USED(mac->rx)/4; | |
118 | } | |
119 | ||
120 | static int pasemi_mac_get_sset_count(struct net_device *netdev, int sset) | |
121 | { | |
122 | switch (sset) { | |
123 | case ETH_SS_STATS: | |
124 | return ARRAY_SIZE(ethtool_stats_keys); | |
125 | default: | |
126 | return -EOPNOTSUPP; | |
127 | } | |
128 | } | |
129 | ||
130 | static void pasemi_mac_get_ethtool_stats(struct net_device *netdev, | |
131 | struct ethtool_stats *stats, u64 *data) | |
132 | { | |
4cf1653a | 133 | struct pasemi_mac *mac = netdev_priv(netdev); |
e37c772e OJ |
134 | int i; |
135 | ||
136 | data[0] = pasemi_read_dma_reg(PAS_DMA_RXINT_RCMDSTA(mac->dma_if)) | |
137 | >> PAS_DMA_RXINT_RCMDSTA_DROPS_S; | |
138 | for (i = 0; i < 32; i++) | |
139 | data[1+i] = pasemi_read_mac_reg(mac->dma_if, PAS_MAC_RMON(i)); | |
140 | } | |
141 | ||
142 | static void pasemi_mac_get_strings(struct net_device *netdev, u32 stringset, | |
143 | u8 *data) | |
144 | { | |
145 | memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys)); | |
146 | } | |
147 | ||
148 | const struct ethtool_ops pasemi_mac_ethtool_ops = { | |
149 | .get_settings = pasemi_mac_ethtool_get_settings, | |
5402240c | 150 | .set_settings = pasemi_mac_ethtool_set_settings, |
e37c772e OJ |
151 | .get_msglevel = pasemi_mac_ethtool_get_msglevel, |
152 | .set_msglevel = pasemi_mac_ethtool_set_msglevel, | |
153 | .get_link = ethtool_op_get_link, | |
154 | .get_ringparam = pasemi_mac_ethtool_get_ringparam, | |
155 | .get_strings = pasemi_mac_get_strings, | |
156 | .get_sset_count = pasemi_mac_get_sset_count, | |
157 | .get_ethtool_stats = pasemi_mac_get_ethtool_stats, | |
158 | }; | |
159 |