[PATCH v3 10/11] backports: igb fixes for linux-3.1

[Stefan Assmann <sassmann@kpanic.de>]

- add IFF_UNICAST_FLT define
- add PCI_DEV_FLAGS_ASSIGNED define
- add skb_frag_size_sub()
- add skb_frag_address()
- add patches/collateral-evolutions/network/82-ethernet/0011-igb_ethtool_ops.patch
- add patches/collateral-evolutions/network/82-ethernet/0012-igb_ndo_set_vf_spoofchk.patch

Signed-off-by: Stefan Assmann <sassmann@kpanic.de>
---
 backport/backport-include/linux/if.h               |  4 ++
 backport/backport-include/linux/pci.h              |  8 ++++
 backport/backport-include/linux/skbuff.h           | 19 ++++++++
 .../network/82-ethernet/0011-igb_ethtool_ops.patch | 31 +++++++++++++
 .../82-ethernet/0012-igb_ndo_set_vf_spoofchk.patch | 51 ++++++++++++++++++++++
 5 files changed, 113 insertions(+)
 create mode 100644 patches/collateral-evolutions/network/82-ethernet/0011-igb_ethtool_ops.patch
 create mode 100644 patches/collateral-evolutions/network/82-ethernet/0012-igb_ndo_set_vf_spoofchk.patch

diff --git a/backport/backport-include/linux/if.h b/backport/backport-include/linux/if.h
index f23d2b8..a072579 100644
--- a/backport/backport-include/linux/if.h
+++ b/backport/backport-include/linux/if.h
@@ -37,4 +37,8 @@
 #define IFF_SUPP_NOFCS	0x80000		/* device supports sending custom FCS */
 #endif
 
+#ifndef IFF_UNICAST_FLT
+#define IFF_UNICAST_FLT	0x20000		/* Supports unicast filtering	*/
+#endif
+
 #endif	/* _BACKPORT_LINUX_IF_H */
diff --git a/backport/backport-include/linux/pci.h b/backport/backport-include/linux/pci.h
index 65a76a1..2c98a99 100644
--- a/backport/backport-include/linux/pci.h
+++ b/backport/backport-include/linux/pci.h
@@ -178,6 +178,14 @@ bool pci_pme_capable(struct pci_dev *dev, pci_power_t state);
 	.subvendor = (subvend), .subdevice = (subdev)
 #endif /* PCI_DEVICE_SUB */
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,2,0)
+enum backport_pci_dev_flags {
+	/* Provide indication device is assigned by a Virtual Machine Manager */
+	PCI_DEV_FLAGS_ASSIGNED = (__force pci_dev_flags_t) 4,
+};
+#define pci_dev_flags LINUX_BACKPORT(pci_dev_flags);
+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3,2,0) */
+
 #if LINUX_VERSION_CODE < KERNEL_VERSION(3,8,0)
 int pci_sriov_set_totalvfs(struct pci_dev *dev, u16 numvfs);
 #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3,8,0) */
diff --git a/backport/backport-include/linux/skbuff.h b/backport/backport-include/linux/skbuff.h
index c1b2753..2207e7e 100644
--- a/backport/backport-include/linux/skbuff.h
+++ b/backport/backport-include/linux/skbuff.h
@@ -224,6 +224,25 @@ static inline void skb_queue_splice_tail(const struct sk_buff_head *list,
 		     skb = skb->next)
 #endif /* < 2.6.28 */
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,2,0)
+static inline void skb_frag_size_sub(skb_frag_t *frag, int delta)
+{
+	frag->size -= delta;
+}
+
+/**
+ * skb_frag_address - gets the address of the data contained in a paged fragment
+ * @frag: the paged fragment buffer
+ *
+ * Returns the address of the data within @frag. The page must already
+ * be mapped.
+ */
+static inline void *skb_frag_address(const skb_frag_t *frag)
+{
+	return page_address(skb_frag_page(frag)) + frag->page_offset;
+}
+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3,2,0) */
+
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(3,0,0) && LINUX_VERSION_CODE < KERNEL_VERSION(3,6,0)
 /**
  *	__skb_alloc_pages - allocate pages for ps-rx on a skb and preserve pfmemalloc data
diff --git a/patches/collateral-evolutions/network/82-ethernet/0011-igb_ethtool_ops.patch b/patches/collateral-evolutions/network/82-ethernet/0011-igb_ethtool_ops.patch
new file mode 100644
index 0000000..de1d07c
--- /dev/null
+++ b/patches/collateral-evolutions/network/82-ethernet/0011-igb_ethtool_ops.patch
@@ -0,0 +1,31 @@
+diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
+index 5e519ce..9f61f1d 100644
+--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
++++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
+@@ -2408,6 +2408,7 @@ static int igb_get_ts_info(struct net_device *dev,
+ }
+ #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0) */
+ 
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)
+ static int igb_get_rss_hash_opts(struct igb_adapter *adapter,
+ 				 struct ethtool_rxnfc *cmd)
+ {
+@@ -2586,6 +2587,7 @@ static int igb_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
+ 
+ 	return ret;
+ }
++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0) */
+ 
+ #if LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0)
+ static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata)
+@@ -3011,8 +3013,10 @@ static const struct ethtool_ops igb_ethtool_ops = {
+ #if LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0)
+ 	.get_ts_info		= igb_get_ts_info,
+ #endif
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)
+ 	.get_rxnfc		= igb_get_rxnfc,
+ 	.set_rxnfc		= igb_set_rxnfc,
++#endif
+ #if LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0)
+ 	.get_eee		= igb_get_eee,
+ 	.set_eee		= igb_set_eee,
diff --git a/patches/collateral-evolutions/network/82-ethernet/0012-igb_ndo_set_vf_spoofchk.patch b/patches/collateral-evolutions/network/82-ethernet/0012-igb_ndo_set_vf_spoofchk.patch
new file mode 100644
index 0000000..c6a6bc3
--- /dev/null
+++ b/patches/collateral-evolutions/network/82-ethernet/0012-igb_ndo_set_vf_spoofchk.patch
@@ -0,0 +1,51 @@
+diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
+index 35ac7d8..e609f71 100644
+--- a/drivers/net/ethernet/intel/igb/igb_main.c
++++ b/drivers/net/ethernet/intel/igb/igb_main.c
+@@ -182,8 +182,10 @@ static int igb_ndo_set_vf_mac(struct net_device *netdev, int vf, u8 *mac);
+ static int igb_ndo_set_vf_vlan(struct net_device *netdev,
+ 			       int vf, u16 vlan, u8 qos);
+ static int igb_ndo_set_vf_bw(struct net_device *netdev, int vf, int tx_rate);
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)
+ static int igb_ndo_set_vf_spoofchk(struct net_device *netdev, int vf,
+ 				   bool setting);
++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0) */
+ static int igb_ndo_get_vf_config(struct net_device *netdev, int vf,
+ 				 struct ifla_vf_info *ivi);
+ static void igb_check_vf_rate_limit(struct igb_adapter *);
+@@ -1934,7 +1936,9 @@ static const struct net_device_ops igb_netdev_ops = {
+ 	.ndo_set_vf_mac		= igb_ndo_set_vf_mac,
+ 	.ndo_set_vf_vlan	= igb_ndo_set_vf_vlan,
+ 	.ndo_set_vf_tx_rate	= igb_ndo_set_vf_bw,
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)
+ 	.ndo_set_vf_spoofchk	= igb_ndo_set_vf_spoofchk,
++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0) */
+ 	.ndo_get_vf_config	= igb_ndo_get_vf_config,
+ #ifdef CONFIG_NET_POLL_CONTROLLER
+ 	.ndo_poll_controller	= igb_netpoll,
+@@ -7645,6 +7649,7 @@ static int igb_ndo_set_vf_bw(struct net_device *netdev, int vf, int tx_rate)
+ 	return 0;
+ }
+ 
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)
+ static int igb_ndo_set_vf_spoofchk(struct net_device *netdev, int vf,
+ 				   bool setting)
+ {
+@@ -7671,6 +7676,7 @@ static int igb_ndo_set_vf_spoofchk(struct net_device *netdev, int vf,
+ 	adapter->vf_data[vf].spoofchk_enabled = setting;
+ 	return E1000_SUCCESS;
+ }
++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0) */
+ 
+ static int igb_ndo_get_vf_config(struct net_device *netdev,
+ 				 int vf, struct ifla_vf_info *ivi)
+@@ -7683,7 +7689,9 @@ static int igb_ndo_get_vf_config(struct net_device *netdev,
+ 	ivi->tx_rate = adapter->vf_data[vf].tx_rate;
+ 	ivi->vlan = adapter->vf_data[vf].pf_vlan;
+ 	ivi->qos = adapter->vf_data[vf].pf_qos;
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)
+ 	ivi->spoofchk = adapter->vf_data[vf].spoofchk_enabled;
++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0) */
+ 	return 0;
+ }
+ 
-- 
1.8.4.2