From 0eaf10c2a0fd354bfa3c9fbcf13c9f41bfcc05d3 Mon Sep 17 00:00:00 2001
From: Ben Pfaff <blp@nicira.com>
Date: Mon, 2 Mar 2009 10:48:00 -0800
Subject: [PATCH] netdev: New function netdev_set_advertisements().

The new implementation of the switch needs to do this from userspace.
---
 lib/netdev.c | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 lib/netdev.h |  1 +
 2 files changed, 53 insertions(+)

diff --git a/lib/netdev.c b/lib/netdev.c
index 3921c4a0..d46ab2d9 100644
--- a/lib/netdev.c
+++ b/lib/netdev.c
@@ -730,6 +730,58 @@ netdev_get_features(struct netdev *netdev,
                            peer ? peer : &dummy[3]);
 }
 
+int
+netdev_set_advertisements(struct netdev *netdev, uint32_t advertise)
+{
+    struct ethtool_cmd ecmd;
+    int error;
+
+    memset(&ecmd, 0, sizeof ecmd);
+    error = do_ethtool(netdev, &ecmd, ETHTOOL_GSET, "ETHTOOL_GSET");
+    if (error) {
+        return error;
+    }
+
+    ecmd.advertising = 0;
+    if (advertise & OFPPF_10MB_HD) {
+        ecmd.advertising |= ADVERTISED_10baseT_Half;
+    }
+    if (advertise & OFPPF_10MB_FD) {
+        ecmd.advertising |= ADVERTISED_10baseT_Full;
+    }
+    if (advertise & OFPPF_100MB_HD) {
+        ecmd.advertising |= ADVERTISED_100baseT_Half;
+    }
+    if (advertise & OFPPF_100MB_FD) {
+        ecmd.advertising |= ADVERTISED_100baseT_Full;
+    }
+    if (advertise & OFPPF_1GB_HD) {
+        ecmd.advertising |= ADVERTISED_1000baseT_Half;
+    }
+    if (advertise & OFPPF_1GB_FD) {
+        ecmd.advertising |= ADVERTISED_1000baseT_Full;
+    }
+    if (advertise & OFPPF_10GB_FD) {
+        ecmd.advertising |= ADVERTISED_10000baseT_Full;
+    }
+    if (advertise & OFPPF_COPPER) {
+        ecmd.advertising |= ADVERTISED_TP;
+    }
+    if (advertise & OFPPF_FIBER) {
+        ecmd.advertising |= ADVERTISED_FIBRE;
+    }
+    if (advertise & OFPPF_AUTONEG) {
+        ecmd.advertising |= ADVERTISED_Autoneg;
+    }
+    if (advertise & OFPPF_PAUSE) {
+        ecmd.advertising |= ADVERTISED_Pause;
+    }
+    if (advertise & OFPPF_PAUSE_ASYM) {
+        ecmd.advertising |= ADVERTISED_Asym_Pause;
+    }
+    return do_ethtool(netdev, &ecmd, ETHTOOL_SSET, "ETHTOOL_SSET");
+}
+
 /* If 'netdev' has an assigned IPv4 address, sets '*in4' to that address (if
  * 'in4' is non-null) and returns true.  Otherwise, returns false. */
 bool
diff --git a/lib/netdev.h b/lib/netdev.h
index d60fe356..dd6174e2 100644
--- a/lib/netdev.h
+++ b/lib/netdev.h
@@ -107,6 +107,7 @@ int netdev_get_mtu(const struct netdev *);
 int netdev_get_features(struct netdev *,
                         uint32_t *current, uint32_t *advertised,
                         uint32_t *supported, uint32_t *peer);
+int netdev_set_advertisements(struct netdev *, uint32_t advertise);
 bool netdev_get_in4(const struct netdev *, struct in_addr *);
 int netdev_set_in4(struct netdev *, struct in_addr addr, struct in_addr mask);
 int netdev_add_router(struct in_addr router);
-- 
2.30.2