Add ethtool wake on lan support.
Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
---
drivers/net/netxen/netxen_nic_ethtool.c | 49 +++++++++++++++++++++++++++++++
drivers/net/netxen/netxen_nic_hdr.h | 3 ++
2 files changed, 52 insertions(+), 0 deletions(-)
diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c
index 0894a7b..0012b31 100644
--- a/drivers/net/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/netxen/netxen_nic_ethtool.c
@@ -810,6 +810,53 @@ static int netxen_nic_set_tso(struct net_device *dev, u32 data)
return 0;
}
+static void
+netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ u32 wol_cfg = 0;
+
+ wol->supported = 0;
+ wol->wolopts = 0;
+
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ return;
+
+ wol_cfg = netxen_nic_reg_read(adapter, NETXEN_WOL_CONFIG_NV);
+ if (wol_cfg & (1UL << adapter->portnum))
+ wol->supported |= WAKE_MAGIC;
+
+ wol_cfg = netxen_nic_reg_read(adapter, NETXEN_WOL_CONFIG);
+ if (wol_cfg & (1UL << adapter->portnum))
+ wol->wolopts |= WAKE_MAGIC;
+}
+
+static int
+netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ u32 wol_cfg = 0;
+
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ return -EOPNOTSUPP;
+
+ if (wol->wolopts & ~WAKE_MAGIC)
+ return -EOPNOTSUPP;
+
+ wol_cfg = netxen_nic_reg_read(adapter, NETXEN_WOL_CONFIG_NV);
+ if (!(wol_cfg & (1 << adapter->portnum)))
+ return -EOPNOTSUPP;
+
+ wol_cfg = netxen_nic_reg_read(adapter, NETXEN_WOL_CONFIG);
+ if (wol->wolopts & WAKE_MAGIC)
+ wol_cfg |= 1UL << adapter->portnum;
+ else
+ wol_cfg &= ~(1UL << adapter->portnum);
+ netxen_nic_reg_write(adapter, NETXEN_WOL_CONFIG, wol_cfg);
+
+ return 0;
+}
+
/*
* Set the coalescing parameters. Currently only normal is supported.
* If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
@@ -916,6 +963,8 @@ struct ethtool_ops netxen_nic_ethtool_ops = {
.set_sg = ethtool_op_set_sg,
.get_tso = netxen_nic_get_tso,
.set_tso = netxen_nic_set_tso,
+ .get_wol = netxen_nic_get_wol,
+ .set_wol = netxen_nic_set_wol,
.self_test = netxen_nic_diag_test,
.get_strings = netxen_nic_get_strings,
.get_ethtool_stats = netxen_nic_get_ethtool_stats,
diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h
index 269a1f7..4695246 100644
--- a/drivers/net/netxen/netxen_nic_hdr.h
+++ b/drivers/net/netxen/netxen_nic_hdr.h
@@ -858,6 +858,9 @@ enum {
#define NETXEN_PORT_MODE_ADDR (NETXEN_CAM_RAM(0x24))
#define NETXEN_WOL_PORT_MODE (NETXEN_CAM_RAM(0x198))
+#define NETXEN_WOL_CONFIG_NV (NETXEN_CAM_RAM(0x184))
+#define NETXEN_WOL_CONFIG (NETXEN_CAM_RAM(0x188))
+
#define NX_PEG_TUNE_MN_PRESENT 0x1
#define NX_PEG_TUNE_CAPABILITY (NETXEN_CAM_RAM(0x02c))
--
1.6.0.2
--
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