sfc: Add power-management and wake-on-LAN support

Wake-on-LAN is a stub for Falcon, but will be implemented fully for
new NICs.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 27 insertions, 0 deletions

diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index 3466616c01c0..8f2c58305538 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -3245,6 +3245,27 @@ void falcon_stop_nic_stats(struct efx_nic *efx)
 
 /**************************************************************************
  *
+ * Wake on LAN
+ *
+ **************************************************************************
+ */
+
+static void falcon_get_wol(struct efx_nic *efx, struct ethtool_wolinfo *wol)
+{
+        wol->supported = 0;
+        wol->wolopts = 0;
+        memset(&wol->sopass, 0, sizeof(wol->sopass));
+}
+
+static int falcon_set_wol(struct efx_nic *efx, u32 type)
+{
+        if (type != 0)
+                return -EINVAL;
+        return 0;
+}
+
+/**************************************************************************
+ *
  * Revision-dependent attributes used by efx.c
  *
  **************************************************************************
@@ -3266,6 +3287,9 @@ struct efx_nic_type falcon_a1_nic_type = {
         .push_irq_moderation = falcon_push_irq_moderation,
         .push_multicast_hash = falcon_push_multicast_hash,
         .reconfigure_port = falcon_reconfigure_port,
+        .get_wol = falcon_get_wol,
+        .set_wol = falcon_set_wol,
+        .resume_wol = efx_port_dummy_op_void,
         .default_mac_ops = &falcon_xmac_operations,
 
         .revision = EFX_REV_FALCON_A1,
@@ -3299,6 +3323,9 @@ struct efx_nic_type falcon_b0_nic_type = {
         .push_irq_moderation = falcon_push_irq_moderation,
         .push_multicast_hash = falcon_push_multicast_hash,
         .reconfigure_port = falcon_reconfigure_port,
+        .get_wol = falcon_get_wol,
+        .set_wol = falcon_set_wol,
+        .resume_wol = efx_port_dummy_op_void,
         .default_mac_ops = &falcon_xmac_operations,
 
         .revision = EFX_REV_FALCON_B0,