2 * Atheros AR71xx built-in ethernet mac driver
4 * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
7 * Based on Atheros' AG7100 driver
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License version 2 as published
11 * by the Free Software Foundation.
16 static int ag71xx_ethtool_get_settings(struct net_device
*dev
,
17 struct ethtool_cmd
*cmd
)
19 struct ag71xx
*ag
= netdev_priv(dev
);
20 struct phy_device
*phydev
= ag
->phy_dev
;
25 return phy_ethtool_ioctl(phydev
, cmd
);
28 static int ag71xx_ethtool_set_settings(struct net_device
*dev
,
29 struct ethtool_cmd
*cmd
)
31 struct ag71xx
*ag
= netdev_priv(dev
);
32 struct phy_device
*phydev
= ag
->phy_dev
;
37 return phy_ethtool_ioctl(phydev
, cmd
);
40 static u32
ag71xx_ethtool_get_msglevel(struct net_device
*dev
)
42 struct ag71xx
*ag
= netdev_priv(dev
);
44 return ag
->msg_enable
;
47 static void ag71xx_ethtool_set_msglevel(struct net_device
*dev
, u32 msg_level
)
49 struct ag71xx
*ag
= netdev_priv(dev
);
51 ag
->msg_enable
= msg_level
;
54 static void ag71xx_ethtool_get_ringparam(struct net_device
*dev
,
55 struct ethtool_ringparam
*er
)
57 struct ag71xx
*ag
= netdev_priv(dev
);
59 er
->tx_max_pending
= AG71XX_TX_RING_SIZE_MAX
;
60 er
->rx_max_pending
= AG71XX_RX_RING_SIZE_MAX
;
61 er
->rx_mini_max_pending
= 0;
62 er
->rx_jumbo_max_pending
= 0;
64 er
->tx_pending
= BIT(ag
->tx_ring
.order
);
65 er
->rx_pending
= BIT(ag
->rx_ring
.order
);
66 er
->rx_mini_pending
= 0;
67 er
->rx_jumbo_pending
= 0;
69 if (ag
->tx_ring
.desc_split
)
70 er
->tx_pending
/= AG71XX_TX_RING_DS_PER_PKT
;
73 static int ag71xx_ethtool_set_ringparam(struct net_device
*dev
,
74 struct ethtool_ringparam
*er
)
76 struct ag71xx
*ag
= netdev_priv(dev
);
81 if (er
->rx_mini_pending
!= 0||
82 er
->rx_jumbo_pending
!= 0 ||
83 er
->rx_pending
== 0 ||
87 tx_size
= er
->tx_pending
< AG71XX_TX_RING_SIZE_MAX
?
88 er
->tx_pending
: AG71XX_TX_RING_SIZE_MAX
;
90 rx_size
= er
->rx_pending
< AG71XX_RX_RING_SIZE_MAX
?
91 er
->rx_pending
: AG71XX_RX_RING_SIZE_MAX
;
93 if (netif_running(dev
)) {
94 err
= dev
->netdev_ops
->ndo_stop(dev
);
99 if (ag
->tx_ring
.desc_split
)
100 tx_size
*= AG71XX_TX_RING_DS_PER_PKT
;
102 ag
->tx_ring
.order
= ag71xx_ring_size_order(tx_size
);
103 ag
->rx_ring
.order
= ag71xx_ring_size_order(rx_size
);
105 if (netif_running(dev
))
106 err
= dev
->netdev_ops
->ndo_open(dev
);
111 struct ethtool_ops ag71xx_ethtool_ops
= {
112 .set_settings
= ag71xx_ethtool_set_settings
,
113 .get_settings
= ag71xx_ethtool_get_settings
,
114 .get_msglevel
= ag71xx_ethtool_get_msglevel
,
115 .set_msglevel
= ag71xx_ethtool_set_msglevel
,
116 .get_ringparam
= ag71xx_ethtool_get_ringparam
,
117 .set_ringparam
= ag71xx_ethtool_set_ringparam
,
118 .get_link
= ethtool_op_get_link
,
119 .get_ts_info
= ethtool_op_get_ts_info
,