backports: handle new get_ts_info pointer in struct ethtool_ops

In kernel 3.5 struct ethtool_ops received a new function pointer
get_ts_info. Address this by putting ifdef around the code.

commit c8f3a8c31069137fe0100e6920558f1a7487ef3c
Author: Richard Cochran <richardcochran@gmail.com>
Date:   Tue Apr 3 22:59:17 2012 +0000

    ethtool: Introduce a method for getting time stamping capabilities.

git describe --contains c8f3a8c31069137fe0100e6920558f1a7487ef3c
v3.5-rc1~109^2~632

Signed-off-by: Stefan Assmann <sassmann@kpanic.de>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

diff --git a/patches/collateral-evolutions/network/0017-get_ts_info/igb_get_ts_info.patch b/patches/collateral-evolutions/network/0017-get_ts_info/igb_get_ts_info.patch
new file mode 100644 (file)
index 0000000..1409834
--- /dev/null
+++ b/patches/collateral-evolutions/network/0017-get_ts_info/igb_get_ts_info.patch
@@ -0,0 +1,30 @@
+diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
+index 7c8b9bf..75606be 100644
+--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
++++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
+@@ -2350,6 +2350,7 @@ static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
+       }
+ }
+ 
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0)
+ static int igb_get_ts_info(struct net_device *dev,
+                          struct ethtool_ts_info *info)
+ {
+@@ -2405,6 +2406,7 @@ static int igb_get_ts_info(struct net_device *dev,
+               return -EOPNOTSUPP;
+       }
+ }
++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0) */
+ 
+ static int igb_get_rss_hash_opts(struct igb_adapter *adapter,
+                                struct ethtool_rxnfc *cmd)
+@@ -3019,7 +3021,9 @@ static const struct ethtool_ops igb_ethtool_ops = {
+       .get_ethtool_stats      = igb_get_ethtool_stats,
+       .get_coalesce           = igb_get_coalesce,
+       .set_coalesce           = igb_set_coalesce,
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0)
+       .get_ts_info            = igb_get_ts_info,
++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0) */
+       .get_rxnfc              = igb_get_rxnfc,
+       .set_rxnfc              = igb_set_rxnfc,
+ #if LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0)