summaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/pasemi/pasemi_mac_ethtool.c
blob: d0afc2b8f8e3e9992a7f59a69246fce09764e203 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
/*
 * Copyright (C) 2006-2008 PA Semi, Inc
 *
 * Ethtool hooks for the PA Semi PWRficient onchip 1G/10G Ethernet MACs
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see <http://www.gnu.org/licenses/>.
 */


#include <linux/netdevice.h>
#include <linux/ethtool.h>
#include <linux/pci.h>

#include <asm/pasemi_dma.h>
#include "pasemi_mac.h"

static struct {
	const char str[ETH_GSTRING_LEN];
} ethtool_stats_keys[] = {
	{ "rx-drops" },
	{ "rx-bytes" },
	{ "rx-packets" },
	{ "rx-broadcast-packets" },
	{ "rx-multicast-packets" },
	{ "rx-crc-errors" },
	{ "rx-undersize-errors" },
	{ "rx-oversize-errors" },
	{ "rx-short-fragment-errors" },
	{ "rx-jabber-errors" },
	{ "rx-64-byte-packets" },
	{ "rx-65-127-byte-packets" },
	{ "rx-128-255-byte-packets" },
	{ "rx-256-511-byte-packets" },
	{ "rx-512-1023-byte-packets" },
	{ "rx-1024-1518-byte-packets" },
	{ "rx-pause-frames" },
	{ "tx-bytes" },
	{ "tx-packets" },
	{ "tx-broadcast-packets" },
	{ "tx-multicast-packets" },
	{ "tx-collisions" },
	{ "tx-late-collisions" },
	{ "tx-excessive-collisions" },
	{ "tx-crc-errors" },
	{ "tx-undersize-errors" },
	{ "tx-oversize-errors" },
	{ "tx-64-byte-packets" },
	{ "tx-65-127-byte-packets" },
	{ "tx-128-255-byte-packets" },
	{ "tx-256-511-byte-packets" },
	{ "tx-512-1023-byte-packets" },
	{ "tx-1024-1518-byte-packets" },
};

static u32
pasemi_mac_ethtool_get_msglevel(struct net_device *netdev)
{
	struct pasemi_mac *mac = netdev_priv(netdev);
	return mac->msg_enable;
}

static void
pasemi_mac_ethtool_set_msglevel(struct net_device *netdev,
				u32 level)
{
	struct pasemi_mac *mac = netdev_priv(netdev);
	mac->msg_enable = level;
}


static void
pasemi_mac_ethtool_get_ringparam(struct net_device *netdev,
				 struct ethtool_ringparam *ering)
{
	struct pasemi_mac *mac = netdev_priv(netdev);

	ering->tx_max_pending = TX_RING_SIZE/2;
	ering->tx_pending = RING_USED(mac->tx)/2;
	ering->rx_max_pending = RX_RING_SIZE/4;
	ering->rx_pending = RING_USED(mac->rx)/4;
}

static int pasemi_mac_get_sset_count(struct net_device *netdev, int sset)
{
	switch (sset) {
	case ETH_SS_STATS:
		return ARRAY_SIZE(ethtool_stats_keys);
	default:
		return -EOPNOTSUPP;
	}
}

static void pasemi_mac_get_ethtool_stats(struct net_device *netdev,
		struct ethtool_stats *stats, u64 *data)
{
	struct pasemi_mac *mac = netdev_priv(netdev);
	int i;

	data[0] = pasemi_read_dma_reg(PAS_DMA_RXINT_RCMDSTA(mac->dma_if))
			>> PAS_DMA_RXINT_RCMDSTA_DROPS_S;
	for (i = 0; i < 32; i++)
		data[1+i] = pasemi_read_mac_reg(mac->dma_if, PAS_MAC_RMON(i));
}

static void pasemi_mac_get_strings(struct net_device *netdev, u32 stringset,
				   u8 *data)
{
	memcpy(data, ethtool_stats_keys, sizeof(ethtool_stats_keys));
}

const struct ethtool_ops pasemi_mac_ethtool_ops = {
	.get_msglevel		= pasemi_mac_ethtool_get_msglevel,
	.set_msglevel		= pasemi_mac_ethtool_set_msglevel,
	.get_link		= ethtool_op_get_link,
	.get_ringparam          = pasemi_mac_ethtool_get_ringparam,
	.get_strings		= pasemi_mac_get_strings,
	.get_sset_count		= pasemi_mac_get_sset_count,
	.get_ethtool_stats	= pasemi_mac_get_ethtool_stats,
	.get_link_ksettings	= phy_ethtool_get_link_ksettings,
	.set_link_ksettings	= phy_ethtool_set_link_ksettings,
};