kernel: remove 3.12 support since none of the targets is using it

Signed-off-by: Luka Perkov <luka@openwrt.org>

SVN-Revision: 41581

1 files changed, 0 insertions, 175 deletions

diff --git a/target/linux/generic/patches-3.12/721-phy_packets.patch b/target/linux/generic/patches-3.12/721-phy_packets.patch
deleted file mode 100644
index 47649195d5..0000000000
--- a/target/linux/generic/patches-3.12/721-phy_packets.patch
+++ /dev/null
@@ -1,175 +0,0 @@
---- a/include/linux/netdevice.h
-+++ b/include/linux/netdevice.h
-@@ -1184,6 +1184,11 @@ struct net_device {
- 	const struct net_device_ops *netdev_ops;
- 	const struct ethtool_ops *ethtool_ops;
- 
-+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
-+	void (*eth_mangle_rx)(struct net_device *dev, struct sk_buff *skb);
-+	struct sk_buff *(*eth_mangle_tx)(struct net_device *dev, struct sk_buff *skb);
-+#endif
-+
- 	/* Hardware header description */
- 	const struct header_ops *header_ops;
- 
-@@ -1249,6 +1254,9 @@ struct net_device {
- 	void			*ax25_ptr;	/* AX.25 specific data */
- 	struct wireless_dev	*ieee80211_ptr;	/* IEEE 802.11 specific data,
- 						   assign before registering */
-+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
-+	void			*phy_ptr; /* PHY device specific data */
-+#endif
- 
- /*
-  * Cache lines mostly used on receive path (including eth_type_trans())
---- a/include/uapi/linux/if.h
-+++ b/include/uapi/linux/if.h
-@@ -83,6 +83,7 @@
- #define IFF_SUPP_NOFCS	0x80000		/* device supports sending custom FCS */
- #define IFF_LIVE_ADDR_CHANGE 0x100000	/* device supports hardware address
- 					 * change when it's running */
-+#define IFF_NO_IP_ALIGN	0x200000	/* do not ip-align allocated rx pkts */
- 
- 
- #define IF_GET_IFACE	0x0001		/* for querying only */
---- a/include/linux/skbuff.h
-+++ b/include/linux/skbuff.h
-@@ -1776,6 +1776,10 @@ static inline int pskb_trim(struct sk_bu
- 	return (len < skb->len) ? __pskb_trim(skb, len) : 0;
- }
- 
-+extern struct sk_buff *__netdev_alloc_skb_ip_align(struct net_device *dev,
-+		unsigned int length, gfp_t gfp);
-+
-+
- /**
-  *	pskb_trim_unique - remove end from a paged unique (not cloned) buffer
-  *	@skb: buffer to alter
-@@ -1903,16 +1907,6 @@ static inline struct sk_buff *dev_alloc_
- }
- 
- 
--static inline struct sk_buff *__netdev_alloc_skb_ip_align(struct net_device *dev,
--		unsigned int length, gfp_t gfp)
--{
--	struct sk_buff *skb = __netdev_alloc_skb(dev, length + NET_IP_ALIGN, gfp);
--
--	if (NET_IP_ALIGN && skb)
--		skb_reserve(skb, NET_IP_ALIGN);
--	return skb;
--}
--
- static inline struct sk_buff *netdev_alloc_skb_ip_align(struct net_device *dev,
- 		unsigned int length)
- {
---- a/net/Kconfig
-+++ b/net/Kconfig
-@@ -24,6 +24,12 @@ menuconfig NET
- 
- if NET
- 
-+config ETHERNET_PACKET_MANGLE
-+	bool
-+	help
-+	  This option can be selected by phy drivers that need to mangle
-+	  packets going in or out of an ethernet device.
-+
- config WANT_COMPAT_NETLINK_MESSAGES
- 	bool
- 	help
---- a/net/core/dev.c
-+++ b/net/core/dev.c
-@@ -2598,9 +2598,19 @@ int dev_hard_start_xmit(struct sk_buff *
- 		if (!list_empty(&ptype_all))
- 			dev_queue_xmit_nit(skb, dev);
- 
--		skb_len = skb->len;
--		rc = ops->ndo_start_xmit(skb, dev);
--		trace_net_dev_xmit(skb, rc, dev, skb_len);
-+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
-+		if (!dev->eth_mangle_tx ||
-+		    (skb = dev->eth_mangle_tx(dev, skb)) != NULL)
-+#else
-+		if (1)
-+#endif
-+		{
-+			skb_len = skb->len;
-+			rc = ops->ndo_start_xmit(skb, dev);
-+			trace_net_dev_xmit(skb, rc, dev, skb_len);
-+		} else {
-+			rc = NETDEV_TX_OK;
-+		}
- 		if (rc == NETDEV_TX_OK)
- 			txq_trans_update(txq);
- 		return rc;
-@@ -2616,9 +2626,19 @@ gso:
- 		if (!list_empty(&ptype_all))
- 			dev_queue_xmit_nit(nskb, dev);
- 
--		skb_len = nskb->len;
--		rc = ops->ndo_start_xmit(nskb, dev);
--		trace_net_dev_xmit(nskb, rc, dev, skb_len);
-+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
-+		if (!dev->eth_mangle_tx ||
-+		    (nskb = dev->eth_mangle_tx(dev, nskb)) != NULL)
-+#else
-+		if (1)
-+#endif
-+		{
-+			skb_len = nskb->len;
-+			rc = ops->ndo_start_xmit(nskb, dev);
-+			trace_net_dev_xmit(nskb, rc, dev, skb_len);
-+		} else {
-+			rc = NETDEV_TX_OK;
-+		}
- 		if (unlikely(rc != NETDEV_TX_OK)) {
- 			if (rc & ~NETDEV_TX_MASK)
- 				goto out_kfree_gso_skb;
---- a/net/core/skbuff.c
-+++ b/net/core/skbuff.c
-@@ -60,6 +60,7 @@
- #include <linux/scatterlist.h>
- #include <linux/errqueue.h>
- #include <linux/prefetch.h>
-+#include <linux/if.h>
- 
- #include <net/protocol.h>
- #include <net/dst.h>
-@@ -466,6 +467,22 @@ struct sk_buff *__netdev_alloc_skb(struc
- }
- EXPORT_SYMBOL(__netdev_alloc_skb);
- 
-+struct sk_buff *__netdev_alloc_skb_ip_align(struct net_device *dev,
-+		unsigned int length, gfp_t gfp)
-+{
-+	struct sk_buff *skb = __netdev_alloc_skb(dev, length + NET_IP_ALIGN, gfp);
-+
-+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
-+	if (dev && (dev->priv_flags & IFF_NO_IP_ALIGN))
-+		return skb;
-+#endif
-+
-+	if (NET_IP_ALIGN && skb)
-+		skb_reserve(skb, NET_IP_ALIGN);
-+	return skb;
-+}
-+EXPORT_SYMBOL(__netdev_alloc_skb_ip_align);
-+
- void skb_add_rx_frag(struct sk_buff *skb, int i, struct page *page, int off,
- 		     int size, unsigned int truesize)
- {
---- a/net/ethernet/eth.c
-+++ b/net/ethernet/eth.c
-@@ -159,6 +159,12 @@ __be16 eth_type_trans(struct sk_buff *sk
- 	struct ethhdr *eth;
- 
- 	skb->dev = dev;
-+
-+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
-+	if (dev->eth_mangle_rx)
-+		dev->eth_mangle_rx(dev, skb);
-+#endif
-+
- 	skb_reset_mac_header(skb);
- 	skb_pull_inline(skb, ETH_HLEN);
- 	eth = eth_hdr(skb);