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authorHideyuki Sasaki <Hideyuki_Sasaki@hq.scei.sony.co.jp>2009-12-01 12:15:58 +0000
committerDavid S. Miller <davem@davemloft.net>2009-12-02 00:52:31 -0800
commit55873ed87fe6d34bd6f3a303c2d2ec6632c14525 (patch)
tree82367a91302a0456f9aff9798296c28528dcb906 /drivers/net/ps3_gelic_net.c
parentd4d7f1f9116089a4ae5102dcda35e8120308a515 (diff)
net/ps3: Add support for gelic link negotiation
Add ethtool_ops.set_settings support to the PS3 gelic network driver. Allows manual setting of ethernet link speed. Signed-off-by: Hideyuki Sasaki <xhide@rd.scei.sony.co.jp> Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ps3_gelic_net.c')
-rw-r--r--drivers/net/ps3_gelic_net.c72
1 files changed, 70 insertions, 2 deletions
diff --git a/drivers/net/ps3_gelic_net.c b/drivers/net/ps3_gelic_net.c
index 06a29768a864..89c4948300a5 100644
--- a/drivers/net/ps3_gelic_net.c
+++ b/drivers/net/ps3_gelic_net.c
@@ -107,6 +107,24 @@ static void gelic_card_get_ether_port_status(struct gelic_card *card,
}
}
+static int gelic_card_set_link_mode(struct gelic_card *card, int mode)
+{
+ int status;
+ u64 v1, v2;
+
+ status = lv1_net_control(bus_id(card), dev_id(card),
+ GELIC_LV1_SET_NEGOTIATION_MODE,
+ GELIC_LV1_PHY_ETHERNET_0, mode, 0, &v1, &v2);
+ if (status) {
+ pr_info("%s: failed setting negotiation mode %d\n", __func__,
+ status);
+ return -EBUSY;
+ }
+
+ card->link_mode = mode;
+ return 0;
+}
+
void gelic_card_up(struct gelic_card *card)
{
pr_debug("%s: called\n", __func__);
@@ -1244,14 +1262,58 @@ static int gelic_ether_get_settings(struct net_device *netdev,
cmd->supported = SUPPORTED_TP | SUPPORTED_Autoneg |
SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full |
SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full |
- SUPPORTED_1000baseT_Half | SUPPORTED_1000baseT_Full;
+ SUPPORTED_1000baseT_Full;
cmd->advertising = cmd->supported;
- cmd->autoneg = AUTONEG_ENABLE; /* always enabled */
+ if (card->link_mode & GELIC_LV1_ETHER_AUTO_NEG) {
+ cmd->autoneg = AUTONEG_ENABLE;
+ } else {
+ cmd->autoneg = AUTONEG_DISABLE;
+ cmd->advertising &= ~ADVERTISED_Autoneg;
+ }
cmd->port = PORT_TP;
return 0;
}
+static int gelic_ether_set_settings(struct net_device *netdev,
+ struct ethtool_cmd *cmd)
+{
+ struct gelic_card *card = netdev_card(netdev);
+ u64 mode;
+ int ret;
+
+ if (cmd->autoneg == AUTONEG_ENABLE) {
+ mode = GELIC_LV1_ETHER_AUTO_NEG;
+ } else {
+ switch (cmd->speed) {
+ case SPEED_10:
+ mode = GELIC_LV1_ETHER_SPEED_10;
+ break;
+ case SPEED_100:
+ mode = GELIC_LV1_ETHER_SPEED_100;
+ break;
+ case SPEED_1000:
+ mode = GELIC_LV1_ETHER_SPEED_1000;
+ break;
+ default:
+ return -EINVAL;
+ }
+ if (cmd->duplex == DUPLEX_FULL)
+ mode |= GELIC_LV1_ETHER_FULL_DUPLEX;
+ else if (cmd->speed == SPEED_1000) {
+ pr_info("1000 half duplex is not supported.\n");
+ return -EINVAL;
+ }
+ }
+
+ ret = gelic_card_set_link_mode(card, mode);
+
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
u32 gelic_net_get_rx_csum(struct net_device *netdev)
{
struct gelic_card *card = netdev_card(netdev);
@@ -1349,6 +1411,7 @@ done:
static const struct ethtool_ops gelic_ether_ethtool_ops = {
.get_drvinfo = gelic_net_get_drvinfo,
.get_settings = gelic_ether_get_settings,
+ .set_settings = gelic_ether_set_settings,
.get_link = ethtool_op_get_link,
.get_tx_csum = ethtool_op_get_tx_csum,
.set_tx_csum = ethtool_op_set_tx_csum,
@@ -1657,6 +1720,8 @@ static int __devinit ps3_gelic_driver_probe(struct ps3_system_bus_device *dev)
/* get internal vlan info */
gelic_card_get_vlan_info(card);
+ card->link_mode = GELIC_LV1_ETHER_AUTO_NEG;
+
/* setup interrupt */
result = lv1_net_set_interrupt_status_indicator(bus_id(card),
dev_id(card),
@@ -1773,6 +1838,9 @@ static int ps3_gelic_driver_remove(struct ps3_system_bus_device *dev)
struct net_device *netdev0;
pr_debug("%s: called\n", __func__);
+ /* set auto-negotiation */
+ gelic_card_set_link_mode(card, GELIC_LV1_ETHER_AUTO_NEG);
+
#ifdef CONFIG_GELIC_WIRELESS
gelic_wl_driver_remove(card);
#endif