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* [net-next PATCH v2 00/17] Future-proof tunnel offload handlers
@ 2016-06-15 22:07 ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This patch is meant to address two things.  First we are currently using
the ndo_add/del_vxlan_port calls with VXLAN-GPE tunnels and we cannot
really support that as it is likely to cause more harm than good since
VXLAN-GPE can support tunnels without a MAC address on the inner header.

As such we need to add a new offload to advertise this, but in doing so it
would mean introducing 3 new functions for the driver to request the ports,
and then for the tunnel to push the changes to add and delete the ports to
the device.  However instead of taking that approach I think it would be
much better if we just made one common function for fetching the ports, and
provided a generic means to push the tunnels to the device.  So in order to
make this work this patch set does several things.

First it merges the existing VXLAN and GENEVE functionality into one set of
functions and passes an enum in order to specify the type of tunnel we want
to offload.  By doing this we only have to extend this enum in the future
if we want to add additional types.

Second it goes through the drivers replacing all of the tunnel specific
offload calls with implementations that support the generic calls so that
we can drop the VXLAN and GENEVE specific calls entirely.

Finally I go through in the last patch and replace the VXLAN specific
offload request that was being used for VXLAN-GPE with one that specifies
if we want to offload VXLAN or VXLAN-GPE so that the hardware can decide if
it can actually support it or not.

I also ended up with some minor clean-up built into the driver patches for
this.  Most of it is to either fix misuse of build flags, specifying a type
to ignore instead of the type that should be used, or in the case of ixgbe
I actually moved a rtnl_lock/unlock in order to avoid taking it unless it
was actually needed.

v2:
I did my best to remove the word "offload" from any of the calls or
notifiers as this isn't really an offload.  It is a workaround for the fact
that the drivers don't provide basic features like CHECKSUM_COMPLETE.  I
also added a disclaimer to the section defining the function prototypes
explaining that these are essentially workarounds.

I ended up going through and stripping all of the VXLAN and GENEVE build
flags from the drivers.  There isn't much point in carrying them.  In
addition I dropped the use of the vxlan.h or geneve.h header files in favor
of udp_tunnel.h in the cases where a driver didn't need anything from
either of those headers.

I updated the tunnel add/del functions so that they pass a udp_tunnel_info
structure instead of a list of arguments.  This way we should be able to
add additional information in the future with little impact on the other
drivers.

I updated bnxt so that it doesn't use a hard-coded port number for GENEVE.

I have been able to test mlx4e, mlx5e, and i40e and verified functionality
on these drivers.  I submitted patches to the net tree for i40e and mlx4e
drivers due to unrelated bugs I found while testing.

---

Alexander Duyck (17):
      vxlan/geneve: Include udp_tunnel.h in vxlan/geneve.h and fixup includes
      net: Combine GENEVE and VXLAN port notifiers into single functions
      net: Merge VXLAN and GENEVE push notifiers into a single notifier
      bnx2x: Move all UDP port notifiers to single function
      bnxt: Update drivers to support unified UDP encapsulation offload functions
      bnxt: Move GENEVE support from hard-coded port to using port notifier
      benet: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      fm10k: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      i40e: Move all UDP port notifiers to single function
      ixgbe: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      mlx4_en: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      mlx5_en: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      nfp: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      qede: Move all UDP port notifiers to single function
      qlcnic: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      net: Remove deprecated tunnel specific UDP offload functions
      vxlan: Add new UDP encapsulation offload type for VXLAN-GPE


 drivers/net/ethernet/broadcom/Kconfig              |   21 --
 drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c   |   94 ++++------
 drivers/net/ethernet/broadcom/bnxt/bnxt.c          |  104 ++++++++---
 drivers/net/ethernet/broadcom/bnxt/bnxt.h          |    3 
 drivers/net/ethernet/emulex/benet/Kconfig          |    8 -
 drivers/net/ethernet/emulex/benet/be_main.c        |   32 ++-
 drivers/net/ethernet/intel/Kconfig                 |   43 -----
 drivers/net/ethernet/intel/fm10k/fm10k_netdev.c    |   36 ++--
 drivers/net/ethernet/intel/i40e/i40e_main.c        |  186 +++++---------------
 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c      |   57 +++---
 drivers/net/ethernet/mellanox/mlx4/Kconfig         |    7 -
 drivers/net/ethernet/mellanox/mlx4/en_netdev.c     |   41 ++--
 drivers/net/ethernet/mellanox/mlx4/mlx4_en.h       |    2 
 drivers/net/ethernet/mellanox/mlx5/core/en_main.c  |   20 +-
 .../net/ethernet/netronome/nfp/nfp_net_common.c    |   22 ++
 drivers/net/ethernet/qlogic/Kconfig                |   30 ---
 drivers/net/ethernet/qlogic/qede/qede_main.c       |  115 +++++-------
 drivers/net/ethernet/qlogic/qlcnic/qlcnic.h        |    2 
 .../net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c  |    4 
 drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c   |   30 ++-
 drivers/net/geneve.c                               |   51 +----
 drivers/net/vxlan.c                                |   73 ++------
 include/linux/netdevice.h                          |   58 ++----
 include/net/geneve.h                               |    9 -
 include/net/udp_tunnel.h                           |   42 +++++
 include/net/vxlan.h                                |   13 -
 net/ipv4/udp_tunnel.c                              |   61 +++++++
 27 files changed, 477 insertions(+), 687 deletions(-)

^ permalink raw reply	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 00/17] Future-proof tunnel offload handlers
@ 2016-06-15 22:07 ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: intel-wired-lan

This patch is meant to address two things.  First we are currently using
the ndo_add/del_vxlan_port calls with VXLAN-GPE tunnels and we cannot
really support that as it is likely to cause more harm than good since
VXLAN-GPE can support tunnels without a MAC address on the inner header.

As such we need to add a new offload to advertise this, but in doing so it
would mean introducing 3 new functions for the driver to request the ports,
and then for the tunnel to push the changes to add and delete the ports to
the device.  However instead of taking that approach I think it would be
much better if we just made one common function for fetching the ports, and
provided a generic means to push the tunnels to the device.  So in order to
make this work this patch set does several things.

First it merges the existing VXLAN and GENEVE functionality into one set of
functions and passes an enum in order to specify the type of tunnel we want
to offload.  By doing this we only have to extend this enum in the future
if we want to add additional types.

Second it goes through the drivers replacing all of the tunnel specific
offload calls with implementations that support the generic calls so that
we can drop the VXLAN and GENEVE specific calls entirely.

Finally I go through in the last patch and replace the VXLAN specific
offload request that was being used for VXLAN-GPE with one that specifies
if we want to offload VXLAN or VXLAN-GPE so that the hardware can decide if
it can actually support it or not.

I also ended up with some minor clean-up built into the driver patches for
this.  Most of it is to either fix misuse of build flags, specifying a type
to ignore instead of the type that should be used, or in the case of ixgbe
I actually moved a rtnl_lock/unlock in order to avoid taking it unless it
was actually needed.

v2:
I did my best to remove the word "offload" from any of the calls or
notifiers as this isn't really an offload.  It is a workaround for the fact
that the drivers don't provide basic features like CHECKSUM_COMPLETE.  I
also added a disclaimer to the section defining the function prototypes
explaining that these are essentially workarounds.

I ended up going through and stripping all of the VXLAN and GENEVE build
flags from the drivers.  There isn't much point in carrying them.  In
addition I dropped the use of the vxlan.h or geneve.h header files in favor
of udp_tunnel.h in the cases where a driver didn't need anything from
either of those headers.

I updated the tunnel add/del functions so that they pass a udp_tunnel_info
structure instead of a list of arguments.  This way we should be able to
add additional information in the future with little impact on the other
drivers.

I updated bnxt so that it doesn't use a hard-coded port number for GENEVE.

I have been able to test mlx4e, mlx5e, and i40e and verified functionality
on these drivers.  I submitted patches to the net tree for i40e and mlx4e
drivers due to unrelated bugs I found while testing.

---

Alexander Duyck (17):
      vxlan/geneve: Include udp_tunnel.h in vxlan/geneve.h and fixup includes
      net: Combine GENEVE and VXLAN port notifiers into single functions
      net: Merge VXLAN and GENEVE push notifiers into a single notifier
      bnx2x: Move all UDP port notifiers to single function
      bnxt: Update drivers to support unified UDP encapsulation offload functions
      bnxt: Move GENEVE support from hard-coded port to using port notifier
      benet: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      fm10k: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      i40e: Move all UDP port notifiers to single function
      ixgbe: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      mlx4_en: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      mlx5_en: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      nfp: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      qede: Move all UDP port notifiers to single function
      qlcnic: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
      net: Remove deprecated tunnel specific UDP offload functions
      vxlan: Add new UDP encapsulation offload type for VXLAN-GPE


 drivers/net/ethernet/broadcom/Kconfig              |   21 --
 drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c   |   94 ++++------
 drivers/net/ethernet/broadcom/bnxt/bnxt.c          |  104 ++++++++---
 drivers/net/ethernet/broadcom/bnxt/bnxt.h          |    3 
 drivers/net/ethernet/emulex/benet/Kconfig          |    8 -
 drivers/net/ethernet/emulex/benet/be_main.c        |   32 ++-
 drivers/net/ethernet/intel/Kconfig                 |   43 -----
 drivers/net/ethernet/intel/fm10k/fm10k_netdev.c    |   36 ++--
 drivers/net/ethernet/intel/i40e/i40e_main.c        |  186 +++++---------------
 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c      |   57 +++---
 drivers/net/ethernet/mellanox/mlx4/Kconfig         |    7 -
 drivers/net/ethernet/mellanox/mlx4/en_netdev.c     |   41 ++--
 drivers/net/ethernet/mellanox/mlx4/mlx4_en.h       |    2 
 drivers/net/ethernet/mellanox/mlx5/core/en_main.c  |   20 +-
 .../net/ethernet/netronome/nfp/nfp_net_common.c    |   22 ++
 drivers/net/ethernet/qlogic/Kconfig                |   30 ---
 drivers/net/ethernet/qlogic/qede/qede_main.c       |  115 +++++-------
 drivers/net/ethernet/qlogic/qlcnic/qlcnic.h        |    2 
 .../net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c  |    4 
 drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c   |   30 ++-
 drivers/net/geneve.c                               |   51 +----
 drivers/net/vxlan.c                                |   73 ++------
 include/linux/netdevice.h                          |   58 ++----
 include/net/geneve.h                               |    9 -
 include/net/udp_tunnel.h                           |   42 +++++
 include/net/vxlan.h                                |   13 -
 net/ipv4/udp_tunnel.c                              |   61 +++++++
 27 files changed, 477 insertions(+), 687 deletions(-)

--

^ permalink raw reply	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 01/17] vxlan/geneve: Include udp_tunnel.h in vxlan/geneve.h and fixup includes
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:07   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This patch makes it so that we add udp_tunnel.h to vxlan.h and geneve.h
header files.  This is useful as I plan to move the generic handlers for
the port offloads into the udp_tunnel header file and leave the vxlan and
geneve headers to be a bit more protocol specific.

I also went through and cleaned out a number of redundant includes that
where in the .h and .c files for these drivers.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/geneve.c     |    1 -
 drivers/net/vxlan.c      |   17 -----------------
 include/net/geneve.h     |    3 ---
 include/net/udp_tunnel.h |    2 ++
 include/net/vxlan.h      |    6 +-----
 5 files changed, 3 insertions(+), 26 deletions(-)

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index cadefe4fdaa2..e5e33cd01082 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -12,7 +12,6 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
-#include <linux/netdevice.h>
 #include <linux/etherdevice.h>
 #include <linux/hash.h>
 #include <net/dst_metadata.h>
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index f999db2f97b4..10ad41d60652 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -11,32 +11,18 @@
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 
 #include <linux/kernel.h>
-#include <linux/types.h>
 #include <linux/module.h>
 #include <linux/errno.h>
 #include <linux/slab.h>
-#include <linux/skbuff.h>
-#include <linux/rculist.h>
-#include <linux/netdevice.h>
-#include <linux/in.h>
-#include <linux/ip.h>
 #include <linux/udp.h>
 #include <linux/igmp.h>
-#include <linux/etherdevice.h>
 #include <linux/if_ether.h>
-#include <linux/if_vlan.h>
-#include <linux/hash.h>
 #include <linux/ethtool.h>
 #include <net/arp.h>
 #include <net/ndisc.h>
 #include <net/ip.h>
-#include <net/ip_tunnels.h>
 #include <net/icmp.h>
-#include <net/udp.h>
-#include <net/udp_tunnel.h>
 #include <net/rtnetlink.h>
-#include <net/route.h>
-#include <net/dsfield.h>
 #include <net/inet_ecn.h>
 #include <net/net_namespace.h>
 #include <net/netns/generic.h>
@@ -44,12 +30,9 @@
 #include <net/protocol.h>
 
 #if IS_ENABLED(CONFIG_IPV6)
-#include <net/ipv6.h>
-#include <net/addrconf.h>
 #include <net/ip6_tunnel.h>
 #include <net/ip6_checksum.h>
 #endif
-#include <net/dst_metadata.h>
 
 #define VXLAN_VERSION	"0.1"
 
diff --git a/include/net/geneve.h b/include/net/geneve.h
index cb544a530146..f8aff18d6702 100644
--- a/include/net/geneve.h
+++ b/include/net/geneve.h
@@ -1,10 +1,7 @@
 #ifndef __NET_GENEVE_H
 #define __NET_GENEVE_H  1
 
-#ifdef CONFIG_INET
 #include <net/udp_tunnel.h>
-#endif
-
 
 /* Geneve Header:
  *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h
index 9d14f707e534..59019562d14c 100644
--- a/include/net/udp_tunnel.h
+++ b/include/net/udp_tunnel.h
@@ -105,12 +105,14 @@ struct metadata_dst *udp_tun_rx_dst(struct sk_buff *skb, unsigned short family,
 				    __be16 flags, __be64 tunnel_id,
 				    int md_size);
 
+#ifdef CONFIG_INET
 static inline int udp_tunnel_handle_offloads(struct sk_buff *skb, bool udp_csum)
 {
 	int type = udp_csum ? SKB_GSO_UDP_TUNNEL_CSUM : SKB_GSO_UDP_TUNNEL;
 
 	return iptunnel_handle_offloads(skb, type);
 }
+#endif
 
 static inline void udp_tunnel_encap_enable(struct socket *sock)
 {
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index b8803165df91..7d944941f32f 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -1,12 +1,8 @@
 #ifndef __NET_VXLAN_H
 #define __NET_VXLAN_H 1
 
-#include <linux/ip.h>
-#include <linux/ipv6.h>
 #include <linux/if_vlan.h>
-#include <linux/skbuff.h>
-#include <linux/netdevice.h>
-#include <linux/udp.h>
+#include <net/udp_tunnel.h>
 #include <net/dst_metadata.h>
 
 /* VXLAN protocol (RFC 7348) header:

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 01/17] vxlan/geneve: Include udp_tunnel.h in vxlan/geneve.h and fixup includes
@ 2016-06-15 22:07   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: intel-wired-lan

This patch makes it so that we add udp_tunnel.h to vxlan.h and geneve.h
header files.  This is useful as I plan to move the generic handlers for
the port offloads into the udp_tunnel header file and leave the vxlan and
geneve headers to be a bit more protocol specific.

I also went through and cleaned out a number of redundant includes that
where in the .h and .c files for these drivers.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/geneve.c     |    1 -
 drivers/net/vxlan.c      |   17 -----------------
 include/net/geneve.h     |    3 ---
 include/net/udp_tunnel.h |    2 ++
 include/net/vxlan.h      |    6 +-----
 5 files changed, 3 insertions(+), 26 deletions(-)

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index cadefe4fdaa2..e5e33cd01082 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -12,7 +12,6 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
-#include <linux/netdevice.h>
 #include <linux/etherdevice.h>
 #include <linux/hash.h>
 #include <net/dst_metadata.h>
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index f999db2f97b4..10ad41d60652 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -11,32 +11,18 @@
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 
 #include <linux/kernel.h>
-#include <linux/types.h>
 #include <linux/module.h>
 #include <linux/errno.h>
 #include <linux/slab.h>
-#include <linux/skbuff.h>
-#include <linux/rculist.h>
-#include <linux/netdevice.h>
-#include <linux/in.h>
-#include <linux/ip.h>
 #include <linux/udp.h>
 #include <linux/igmp.h>
-#include <linux/etherdevice.h>
 #include <linux/if_ether.h>
-#include <linux/if_vlan.h>
-#include <linux/hash.h>
 #include <linux/ethtool.h>
 #include <net/arp.h>
 #include <net/ndisc.h>
 #include <net/ip.h>
-#include <net/ip_tunnels.h>
 #include <net/icmp.h>
-#include <net/udp.h>
-#include <net/udp_tunnel.h>
 #include <net/rtnetlink.h>
-#include <net/route.h>
-#include <net/dsfield.h>
 #include <net/inet_ecn.h>
 #include <net/net_namespace.h>
 #include <net/netns/generic.h>
@@ -44,12 +30,9 @@
 #include <net/protocol.h>
 
 #if IS_ENABLED(CONFIG_IPV6)
-#include <net/ipv6.h>
-#include <net/addrconf.h>
 #include <net/ip6_tunnel.h>
 #include <net/ip6_checksum.h>
 #endif
-#include <net/dst_metadata.h>
 
 #define VXLAN_VERSION	"0.1"
 
diff --git a/include/net/geneve.h b/include/net/geneve.h
index cb544a530146..f8aff18d6702 100644
--- a/include/net/geneve.h
+++ b/include/net/geneve.h
@@ -1,10 +1,7 @@
 #ifndef __NET_GENEVE_H
 #define __NET_GENEVE_H  1
 
-#ifdef CONFIG_INET
 #include <net/udp_tunnel.h>
-#endif
-
 
 /* Geneve Header:
  *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h
index 9d14f707e534..59019562d14c 100644
--- a/include/net/udp_tunnel.h
+++ b/include/net/udp_tunnel.h
@@ -105,12 +105,14 @@ struct metadata_dst *udp_tun_rx_dst(struct sk_buff *skb, unsigned short family,
 				    __be16 flags, __be64 tunnel_id,
 				    int md_size);
 
+#ifdef CONFIG_INET
 static inline int udp_tunnel_handle_offloads(struct sk_buff *skb, bool udp_csum)
 {
 	int type = udp_csum ? SKB_GSO_UDP_TUNNEL_CSUM : SKB_GSO_UDP_TUNNEL;
 
 	return iptunnel_handle_offloads(skb, type);
 }
+#endif
 
 static inline void udp_tunnel_encap_enable(struct socket *sock)
 {
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index b8803165df91..7d944941f32f 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -1,12 +1,8 @@
 #ifndef __NET_VXLAN_H
 #define __NET_VXLAN_H 1
 
-#include <linux/ip.h>
-#include <linux/ipv6.h>
 #include <linux/if_vlan.h>
-#include <linux/skbuff.h>
-#include <linux/netdevice.h>
-#include <linux/udp.h>
+#include <net/udp_tunnel.h>
 #include <net/dst_metadata.h>
 
 /* VXLAN protocol (RFC 7348) header:


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 02/17] net: Combine GENEVE and VXLAN port notifiers into single functions
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:07   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This patch merges the GENEVE and VXLAN code so that both functions pass
through a shared code path.  This way we can start the effort of using a
single function on the network device drivers to handle both of these
tunnel types.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/geneve.c     |   48 +++-------------------
 drivers/net/vxlan.c      |   46 +++------------------
 include/net/udp_tunnel.h |   33 +++++++++++++++
 net/ipv4/udp_tunnel.c    |  102 ++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 149 insertions(+), 80 deletions(-)

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index e5e33cd01082..d12ee3a92fb5 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -398,19 +398,7 @@ static struct socket *geneve_create_sock(struct net *net, bool ipv6,
 
 static void geneve_notify_add_rx_port(struct geneve_sock *gs)
 {
-	struct net_device *dev;
-	struct sock *sk = gs->sock->sk;
-	struct net *net = sock_net(sk);
-	sa_family_t sa_family = geneve_get_sk_family(gs);
-	__be16 port = inet_sk(sk)->inet_sport;
-
-	rcu_read_lock();
-	for_each_netdev_rcu(net, dev) {
-		if (dev->netdev_ops->ndo_add_geneve_port)
-			dev->netdev_ops->ndo_add_geneve_port(dev, sa_family,
-							     port);
-	}
-	rcu_read_unlock();
+	udp_tunnel_notify_add_rx_port(gs->sock, UDP_TUNNEL_TYPE_GENEVE);
 }
 
 static int geneve_hlen(struct genevehdr *gh)
@@ -549,20 +537,7 @@ static struct geneve_sock *geneve_socket_create(struct net *net, __be16 port,
 
 static void geneve_notify_del_rx_port(struct geneve_sock *gs)
 {
-	struct net_device *dev;
-	struct sock *sk = gs->sock->sk;
-	struct net *net = sock_net(sk);
-	sa_family_t sa_family = geneve_get_sk_family(gs);
-	__be16 port = inet_sk(sk)->inet_sport;
-
-	rcu_read_lock();
-	for_each_netdev_rcu(net, dev) {
-		if (dev->netdev_ops->ndo_del_geneve_port)
-			dev->netdev_ops->ndo_del_geneve_port(dev, sa_family,
-							     port);
-	}
-
-	rcu_read_unlock();
+	udp_tunnel_notify_add_rx_port(gs->sock, UDP_TUNNEL_TYPE_GENEVE);
 }
 
 static void __geneve_sock_release(struct geneve_sock *gs)
@@ -1164,29 +1139,20 @@ static struct device_type geneve_type = {
 	.name = "geneve",
 };
 
-/* Calls the ndo_add_geneve_port of the caller in order to
+/* Calls the ndo_add_udp_enc_port of the caller in order to
  * supply the listening GENEVE udp ports. Callers are expected
- * to implement the ndo_add_geneve_port.
+ * to implement the ndo_add_udp_enc_port.
  */
 static void geneve_push_rx_ports(struct net_device *dev)
 {
 	struct net *net = dev_net(dev);
 	struct geneve_net *gn = net_generic(net, geneve_net_id);
 	struct geneve_sock *gs;
-	sa_family_t sa_family;
-	struct sock *sk;
-	__be16 port;
-
-	if (!dev->netdev_ops->ndo_add_geneve_port)
-		return;
 
 	rcu_read_lock();
-	list_for_each_entry_rcu(gs, &gn->sock_list, list) {
-		sk = gs->sock->sk;
-		sa_family = sk->sk_family;
-		port = inet_sk(sk)->inet_sport;
-		dev->netdev_ops->ndo_add_geneve_port(dev, sa_family, port);
-	}
+	list_for_each_entry_rcu(gs, &gn->sock_list, list)
+		udp_tunnel_push_rx_port(dev, gs->sock,
+					UDP_TUNNEL_TYPE_GENEVE);
 	rcu_read_unlock();
 }
 
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 10ad41d60652..fa30e0238794 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -605,37 +605,13 @@ static int vxlan_gro_complete(struct sock *sk, struct sk_buff *skb, int nhoff)
 /* Notify netdevs that UDP port started listening */
 static void vxlan_notify_add_rx_port(struct vxlan_sock *vs)
 {
-	struct net_device *dev;
-	struct sock *sk = vs->sock->sk;
-	struct net *net = sock_net(sk);
-	sa_family_t sa_family = vxlan_get_sk_family(vs);
-	__be16 port = inet_sk(sk)->inet_sport;
-
-	rcu_read_lock();
-	for_each_netdev_rcu(net, dev) {
-		if (dev->netdev_ops->ndo_add_vxlan_port)
-			dev->netdev_ops->ndo_add_vxlan_port(dev, sa_family,
-							    port);
-	}
-	rcu_read_unlock();
+	udp_tunnel_notify_add_rx_port(vs->sock, UDP_TUNNEL_TYPE_VXLAN);
 }
 
 /* Notify netdevs that UDP port is no more listening */
 static void vxlan_notify_del_rx_port(struct vxlan_sock *vs)
 {
-	struct net_device *dev;
-	struct sock *sk = vs->sock->sk;
-	struct net *net = sock_net(sk);
-	sa_family_t sa_family = vxlan_get_sk_family(vs);
-	__be16 port = inet_sk(sk)->inet_sport;
-
-	rcu_read_lock();
-	for_each_netdev_rcu(net, dev) {
-		if (dev->netdev_ops->ndo_del_vxlan_port)
-			dev->netdev_ops->ndo_del_vxlan_port(dev, sa_family,
-							    port);
-	}
-	rcu_read_unlock();
+	udp_tunnel_notify_del_rx_port(vs->sock, UDP_TUNNEL_TYPE_VXLAN);
 }
 
 /* Add new entry to forwarding table -- assumes lock held */
@@ -2508,30 +2484,22 @@ static struct device_type vxlan_type = {
 	.name = "vxlan",
 };
 
-/* Calls the ndo_add_vxlan_port of the caller in order to
+/* Calls the ndo_add_udp_enc_port of the caller in order to
  * supply the listening VXLAN udp ports. Callers are expected
- * to implement the ndo_add_vxlan_port.
+ * to implement the ndo_add_udp_enc_port.
  */
 static void vxlan_push_rx_ports(struct net_device *dev)
 {
 	struct vxlan_sock *vs;
 	struct net *net = dev_net(dev);
 	struct vxlan_net *vn = net_generic(net, vxlan_net_id);
-	sa_family_t sa_family;
-	__be16 port;
 	unsigned int i;
 
-	if (!dev->netdev_ops->ndo_add_vxlan_port)
-		return;
-
 	spin_lock(&vn->sock_lock);
 	for (i = 0; i < PORT_HASH_SIZE; ++i) {
-		hlist_for_each_entry_rcu(vs, &vn->sock_list[i], hlist) {
-			port = inet_sk(vs->sock->sk)->inet_sport;
-			sa_family = vxlan_get_sk_family(vs);
-			dev->netdev_ops->ndo_add_vxlan_port(dev, sa_family,
-							    port);
-		}
+		hlist_for_each_entry_rcu(vs, &vn->sock_list[i], hlist)
+			udp_tunnel_push_rx_port(dev, vs->sock,
+						UDP_TUNNEL_TYPE_VXLAN);
 	}
 	spin_unlock(&vn->sock_lock);
 }
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h
index 59019562d14c..71afbea873a0 100644
--- a/include/net/udp_tunnel.h
+++ b/include/net/udp_tunnel.h
@@ -84,6 +84,39 @@ struct udp_tunnel_sock_cfg {
 void setup_udp_tunnel_sock(struct net *net, struct socket *sock,
 			   struct udp_tunnel_sock_cfg *sock_cfg);
 
+/* -- List of parsable UDP tunnel types --
+ *
+ * Adding to this list will result in serious debate.  The main issue is
+ * that this list is essentially a list of workarounds for either poorly
+ * designed tunnels, or poorly designed device offloads.
+ *
+ * The parsing supported via these types should really be used for Rx
+ * traffic only as the network stack will have already inserted offsets for
+ * the location of the headers in the skb.  In addition any ports that are
+ * pushed should be kept within the namespace without leaking to other
+ * devices such as VFs or other ports on the same device.
+ *
+ * It is strongly encouraged to use CHECKSUM_COMPLETE for Rx to avoid the
+ * need to use this for Rx checksum offload.  It should not be necessary to
+ * call this function to perform Tx offloads on outgoing traffic.
+ */
+enum udp_parsable_tunnel_type {
+	UDP_TUNNEL_TYPE_VXLAN,		/* RFC 7348 */
+	UDP_TUNNEL_TYPE_GENEVE,		/* draft-ietf-nvo3-geneve */
+};
+
+struct udp_tunnel_info {
+	unsigned short type;
+	sa_family_t sa_family;
+	__be16 port;
+};
+
+/* Notify network devices of offloadable types */
+void udp_tunnel_push_rx_port(struct net_device *dev, struct socket *sock,
+			     unsigned short type);
+void udp_tunnel_notify_add_rx_port(struct socket *sock, unsigned short type);
+void udp_tunnel_notify_del_rx_port(struct socket *sock, unsigned short type);
+
 /* Transmit the skb using UDP encapsulation. */
 void udp_tunnel_xmit_skb(struct rtable *rt, struct sock *sk, struct sk_buff *skb,
 			 __be32 src, __be32 dst, __u8 tos, __u8 ttl,
diff --git a/net/ipv4/udp_tunnel.c b/net/ipv4/udp_tunnel.c
index 47f12c73d959..8174753e6494 100644
--- a/net/ipv4/udp_tunnel.c
+++ b/net/ipv4/udp_tunnel.c
@@ -76,6 +76,108 @@ void setup_udp_tunnel_sock(struct net *net, struct socket *sock,
 }
 EXPORT_SYMBOL_GPL(setup_udp_tunnel_sock);
 
+static void __udp_tunnel_push_rx_port(struct net_device *dev,
+				      struct udp_tunnel_info *ti)
+{
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (!dev->netdev_ops->ndo_add_vxlan_port)
+			break;
+
+		dev->netdev_ops->ndo_add_vxlan_port(dev,
+						    ti->sa_family,
+						    ti->port);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (!dev->netdev_ops->ndo_add_geneve_port)
+			break;
+
+		dev->netdev_ops->ndo_add_geneve_port(dev,
+						     ti->sa_family,
+						     ti->port);
+		break;
+	default:
+		break;
+	}
+}
+
+void udp_tunnel_push_rx_port(struct net_device *dev, struct socket *sock,
+			     unsigned short type)
+{
+	struct sock *sk = sock->sk;
+	struct udp_tunnel_info ti;
+
+	ti.type = type;
+	ti.sa_family = sk->sk_family;
+	ti.port = inet_sk(sk)->inet_sport;
+
+	__udp_tunnel_push_rx_port(dev, &ti);
+}
+EXPORT_SYMBOL_GPL(udp_tunnel_push_rx_port);
+
+/* Notify netdevs that UDP port started listening */
+void udp_tunnel_notify_add_rx_port(struct socket *sock, unsigned short type)
+{
+	struct sock *sk = sock->sk;
+	struct net *net = sock_net(sk);
+	struct udp_tunnel_info ti;
+	struct net_device *dev;
+
+	ti.type = type;
+	ti.sa_family = sk->sk_family;
+	ti.port = inet_sk(sk)->inet_sport;
+
+	rcu_read_lock();
+	for_each_netdev_rcu(net, dev)
+		__udp_tunnel_push_rx_port(dev, &ti);
+	rcu_read_unlock();
+}
+EXPORT_SYMBOL_GPL(udp_tunnel_notify_add_rx_port);
+
+static void __udp_tunnel_pull_rx_port(struct net_device *dev,
+				      struct udp_tunnel_info *ti)
+{
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (!dev->netdev_ops->ndo_del_vxlan_port)
+			break;
+
+		dev->netdev_ops->ndo_del_vxlan_port(dev,
+						    ti->sa_family,
+						    ti->port);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (!dev->netdev_ops->ndo_del_geneve_port)
+			break;
+
+		dev->netdev_ops->ndo_del_geneve_port(dev,
+						     ti->sa_family,
+						     ti->port);
+		break;
+	default:
+		break;
+	}
+}
+
+/* Notify netdevs that UDP port is no more listening */
+void udp_tunnel_notify_del_rx_port(struct socket *sock, unsigned short type)
+{
+	struct sock *sk = sock->sk;
+	struct net *net = sock_net(sk);
+	struct udp_tunnel_info ti;
+	struct net_device *dev;
+
+	ti.type = type;
+	ti.sa_family = sk->sk_family;
+	ti.port = inet_sk(sk)->inet_sport;
+
+	rcu_read_lock();
+	for_each_netdev_rcu(net, dev)
+		__udp_tunnel_pull_rx_port(dev, &ti);
+	rcu_read_unlock();
+}
+EXPORT_SYMBOL_GPL(udp_tunnel_notify_del_rx_port);
+
 void udp_tunnel_xmit_skb(struct rtable *rt, struct sock *sk, struct sk_buff *skb,
 			 __be32 src, __be32 dst, __u8 tos, __u8 ttl,
 			 __be16 df, __be16 src_port, __be16 dst_port,

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 02/17] net: Combine GENEVE and VXLAN port notifiers into single functions
@ 2016-06-15 22:07   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: intel-wired-lan

This patch merges the GENEVE and VXLAN code so that both functions pass
through a shared code path.  This way we can start the effort of using a
single function on the network device drivers to handle both of these
tunnel types.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/geneve.c     |   48 +++-------------------
 drivers/net/vxlan.c      |   46 +++------------------
 include/net/udp_tunnel.h |   33 +++++++++++++++
 net/ipv4/udp_tunnel.c    |  102 ++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 149 insertions(+), 80 deletions(-)

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index e5e33cd01082..d12ee3a92fb5 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -398,19 +398,7 @@ static struct socket *geneve_create_sock(struct net *net, bool ipv6,
 
 static void geneve_notify_add_rx_port(struct geneve_sock *gs)
 {
-	struct net_device *dev;
-	struct sock *sk = gs->sock->sk;
-	struct net *net = sock_net(sk);
-	sa_family_t sa_family = geneve_get_sk_family(gs);
-	__be16 port = inet_sk(sk)->inet_sport;
-
-	rcu_read_lock();
-	for_each_netdev_rcu(net, dev) {
-		if (dev->netdev_ops->ndo_add_geneve_port)
-			dev->netdev_ops->ndo_add_geneve_port(dev, sa_family,
-							     port);
-	}
-	rcu_read_unlock();
+	udp_tunnel_notify_add_rx_port(gs->sock, UDP_TUNNEL_TYPE_GENEVE);
 }
 
 static int geneve_hlen(struct genevehdr *gh)
@@ -549,20 +537,7 @@ static struct geneve_sock *geneve_socket_create(struct net *net, __be16 port,
 
 static void geneve_notify_del_rx_port(struct geneve_sock *gs)
 {
-	struct net_device *dev;
-	struct sock *sk = gs->sock->sk;
-	struct net *net = sock_net(sk);
-	sa_family_t sa_family = geneve_get_sk_family(gs);
-	__be16 port = inet_sk(sk)->inet_sport;
-
-	rcu_read_lock();
-	for_each_netdev_rcu(net, dev) {
-		if (dev->netdev_ops->ndo_del_geneve_port)
-			dev->netdev_ops->ndo_del_geneve_port(dev, sa_family,
-							     port);
-	}
-
-	rcu_read_unlock();
+	udp_tunnel_notify_add_rx_port(gs->sock, UDP_TUNNEL_TYPE_GENEVE);
 }
 
 static void __geneve_sock_release(struct geneve_sock *gs)
@@ -1164,29 +1139,20 @@ static struct device_type geneve_type = {
 	.name = "geneve",
 };
 
-/* Calls the ndo_add_geneve_port of the caller in order to
+/* Calls the ndo_add_udp_enc_port of the caller in order to
  * supply the listening GENEVE udp ports. Callers are expected
- * to implement the ndo_add_geneve_port.
+ * to implement the ndo_add_udp_enc_port.
  */
 static void geneve_push_rx_ports(struct net_device *dev)
 {
 	struct net *net = dev_net(dev);
 	struct geneve_net *gn = net_generic(net, geneve_net_id);
 	struct geneve_sock *gs;
-	sa_family_t sa_family;
-	struct sock *sk;
-	__be16 port;
-
-	if (!dev->netdev_ops->ndo_add_geneve_port)
-		return;
 
 	rcu_read_lock();
-	list_for_each_entry_rcu(gs, &gn->sock_list, list) {
-		sk = gs->sock->sk;
-		sa_family = sk->sk_family;
-		port = inet_sk(sk)->inet_sport;
-		dev->netdev_ops->ndo_add_geneve_port(dev, sa_family, port);
-	}
+	list_for_each_entry_rcu(gs, &gn->sock_list, list)
+		udp_tunnel_push_rx_port(dev, gs->sock,
+					UDP_TUNNEL_TYPE_GENEVE);
 	rcu_read_unlock();
 }
 
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 10ad41d60652..fa30e0238794 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -605,37 +605,13 @@ static int vxlan_gro_complete(struct sock *sk, struct sk_buff *skb, int nhoff)
 /* Notify netdevs that UDP port started listening */
 static void vxlan_notify_add_rx_port(struct vxlan_sock *vs)
 {
-	struct net_device *dev;
-	struct sock *sk = vs->sock->sk;
-	struct net *net = sock_net(sk);
-	sa_family_t sa_family = vxlan_get_sk_family(vs);
-	__be16 port = inet_sk(sk)->inet_sport;
-
-	rcu_read_lock();
-	for_each_netdev_rcu(net, dev) {
-		if (dev->netdev_ops->ndo_add_vxlan_port)
-			dev->netdev_ops->ndo_add_vxlan_port(dev, sa_family,
-							    port);
-	}
-	rcu_read_unlock();
+	udp_tunnel_notify_add_rx_port(vs->sock, UDP_TUNNEL_TYPE_VXLAN);
 }
 
 /* Notify netdevs that UDP port is no more listening */
 static void vxlan_notify_del_rx_port(struct vxlan_sock *vs)
 {
-	struct net_device *dev;
-	struct sock *sk = vs->sock->sk;
-	struct net *net = sock_net(sk);
-	sa_family_t sa_family = vxlan_get_sk_family(vs);
-	__be16 port = inet_sk(sk)->inet_sport;
-
-	rcu_read_lock();
-	for_each_netdev_rcu(net, dev) {
-		if (dev->netdev_ops->ndo_del_vxlan_port)
-			dev->netdev_ops->ndo_del_vxlan_port(dev, sa_family,
-							    port);
-	}
-	rcu_read_unlock();
+	udp_tunnel_notify_del_rx_port(vs->sock, UDP_TUNNEL_TYPE_VXLAN);
 }
 
 /* Add new entry to forwarding table -- assumes lock held */
@@ -2508,30 +2484,22 @@ static struct device_type vxlan_type = {
 	.name = "vxlan",
 };
 
-/* Calls the ndo_add_vxlan_port of the caller in order to
+/* Calls the ndo_add_udp_enc_port of the caller in order to
  * supply the listening VXLAN udp ports. Callers are expected
- * to implement the ndo_add_vxlan_port.
+ * to implement the ndo_add_udp_enc_port.
  */
 static void vxlan_push_rx_ports(struct net_device *dev)
 {
 	struct vxlan_sock *vs;
 	struct net *net = dev_net(dev);
 	struct vxlan_net *vn = net_generic(net, vxlan_net_id);
-	sa_family_t sa_family;
-	__be16 port;
 	unsigned int i;
 
-	if (!dev->netdev_ops->ndo_add_vxlan_port)
-		return;
-
 	spin_lock(&vn->sock_lock);
 	for (i = 0; i < PORT_HASH_SIZE; ++i) {
-		hlist_for_each_entry_rcu(vs, &vn->sock_list[i], hlist) {
-			port = inet_sk(vs->sock->sk)->inet_sport;
-			sa_family = vxlan_get_sk_family(vs);
-			dev->netdev_ops->ndo_add_vxlan_port(dev, sa_family,
-							    port);
-		}
+		hlist_for_each_entry_rcu(vs, &vn->sock_list[i], hlist)
+			udp_tunnel_push_rx_port(dev, vs->sock,
+						UDP_TUNNEL_TYPE_VXLAN);
 	}
 	spin_unlock(&vn->sock_lock);
 }
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h
index 59019562d14c..71afbea873a0 100644
--- a/include/net/udp_tunnel.h
+++ b/include/net/udp_tunnel.h
@@ -84,6 +84,39 @@ struct udp_tunnel_sock_cfg {
 void setup_udp_tunnel_sock(struct net *net, struct socket *sock,
 			   struct udp_tunnel_sock_cfg *sock_cfg);
 
+/* -- List of parsable UDP tunnel types --
+ *
+ * Adding to this list will result in serious debate.  The main issue is
+ * that this list is essentially a list of workarounds for either poorly
+ * designed tunnels, or poorly designed device offloads.
+ *
+ * The parsing supported via these types should really be used for Rx
+ * traffic only as the network stack will have already inserted offsets for
+ * the location of the headers in the skb.  In addition any ports that are
+ * pushed should be kept within the namespace without leaking to other
+ * devices such as VFs or other ports on the same device.
+ *
+ * It is strongly encouraged to use CHECKSUM_COMPLETE for Rx to avoid the
+ * need to use this for Rx checksum offload.  It should not be necessary to
+ * call this function to perform Tx offloads on outgoing traffic.
+ */
+enum udp_parsable_tunnel_type {
+	UDP_TUNNEL_TYPE_VXLAN,		/* RFC 7348 */
+	UDP_TUNNEL_TYPE_GENEVE,		/* draft-ietf-nvo3-geneve */
+};
+
+struct udp_tunnel_info {
+	unsigned short type;
+	sa_family_t sa_family;
+	__be16 port;
+};
+
+/* Notify network devices of offloadable types */
+void udp_tunnel_push_rx_port(struct net_device *dev, struct socket *sock,
+			     unsigned short type);
+void udp_tunnel_notify_add_rx_port(struct socket *sock, unsigned short type);
+void udp_tunnel_notify_del_rx_port(struct socket *sock, unsigned short type);
+
 /* Transmit the skb using UDP encapsulation. */
 void udp_tunnel_xmit_skb(struct rtable *rt, struct sock *sk, struct sk_buff *skb,
 			 __be32 src, __be32 dst, __u8 tos, __u8 ttl,
diff --git a/net/ipv4/udp_tunnel.c b/net/ipv4/udp_tunnel.c
index 47f12c73d959..8174753e6494 100644
--- a/net/ipv4/udp_tunnel.c
+++ b/net/ipv4/udp_tunnel.c
@@ -76,6 +76,108 @@ void setup_udp_tunnel_sock(struct net *net, struct socket *sock,
 }
 EXPORT_SYMBOL_GPL(setup_udp_tunnel_sock);
 
+static void __udp_tunnel_push_rx_port(struct net_device *dev,
+				      struct udp_tunnel_info *ti)
+{
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (!dev->netdev_ops->ndo_add_vxlan_port)
+			break;
+
+		dev->netdev_ops->ndo_add_vxlan_port(dev,
+						    ti->sa_family,
+						    ti->port);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (!dev->netdev_ops->ndo_add_geneve_port)
+			break;
+
+		dev->netdev_ops->ndo_add_geneve_port(dev,
+						     ti->sa_family,
+						     ti->port);
+		break;
+	default:
+		break;
+	}
+}
+
+void udp_tunnel_push_rx_port(struct net_device *dev, struct socket *sock,
+			     unsigned short type)
+{
+	struct sock *sk = sock->sk;
+	struct udp_tunnel_info ti;
+
+	ti.type = type;
+	ti.sa_family = sk->sk_family;
+	ti.port = inet_sk(sk)->inet_sport;
+
+	__udp_tunnel_push_rx_port(dev, &ti);
+}
+EXPORT_SYMBOL_GPL(udp_tunnel_push_rx_port);
+
+/* Notify netdevs that UDP port started listening */
+void udp_tunnel_notify_add_rx_port(struct socket *sock, unsigned short type)
+{
+	struct sock *sk = sock->sk;
+	struct net *net = sock_net(sk);
+	struct udp_tunnel_info ti;
+	struct net_device *dev;
+
+	ti.type = type;
+	ti.sa_family = sk->sk_family;
+	ti.port = inet_sk(sk)->inet_sport;
+
+	rcu_read_lock();
+	for_each_netdev_rcu(net, dev)
+		__udp_tunnel_push_rx_port(dev, &ti);
+	rcu_read_unlock();
+}
+EXPORT_SYMBOL_GPL(udp_tunnel_notify_add_rx_port);
+
+static void __udp_tunnel_pull_rx_port(struct net_device *dev,
+				      struct udp_tunnel_info *ti)
+{
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (!dev->netdev_ops->ndo_del_vxlan_port)
+			break;
+
+		dev->netdev_ops->ndo_del_vxlan_port(dev,
+						    ti->sa_family,
+						    ti->port);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (!dev->netdev_ops->ndo_del_geneve_port)
+			break;
+
+		dev->netdev_ops->ndo_del_geneve_port(dev,
+						     ti->sa_family,
+						     ti->port);
+		break;
+	default:
+		break;
+	}
+}
+
+/* Notify netdevs that UDP port is no more listening */
+void udp_tunnel_notify_del_rx_port(struct socket *sock, unsigned short type)
+{
+	struct sock *sk = sock->sk;
+	struct net *net = sock_net(sk);
+	struct udp_tunnel_info ti;
+	struct net_device *dev;
+
+	ti.type = type;
+	ti.sa_family = sk->sk_family;
+	ti.port = inet_sk(sk)->inet_sport;
+
+	rcu_read_lock();
+	for_each_netdev_rcu(net, dev)
+		__udp_tunnel_pull_rx_port(dev, &ti);
+	rcu_read_unlock();
+}
+EXPORT_SYMBOL_GPL(udp_tunnel_notify_del_rx_port);
+
 void udp_tunnel_xmit_skb(struct rtable *rt, struct sock *sk, struct sk_buff *skb,
 			 __be32 src, __be32 dst, __u8 tos, __u8 ttl,
 			 __be16 df, __be16 src_port, __be16 dst_port,


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 03/17] net: Merge VXLAN and GENEVE push notifiers into a single notifier
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:07   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This patch merges the notifiers for VXLAN and GENEVE into a single UDP
tunnel notifier.  The idea is that we will want to only have to make one
notifier call to receive the list of ports for VXLAN and GENEVE tunnels
that need to be offloaded.

In addition we add a new set of ndo functions named ndo_udp_tunnel_add and
ndo_udp_tunnel_del that are meant to allow us to track the tunnel meta-data
such as port and address family as tunnels are added and removed.  The
tunnel meta-data is now transported in a structure named udp_tunnel_info
which for now carries the type, address family, and port number.  In the
future this could be updated so that we can include a tuple of values
including things such as the destination IP address and other fields.

I also ended up going with a naming scheme that consisted of using the
prefix udp_tunnel on function names.  I applied this to the notifier and
ndo ops as well so that it hopefully points to the fact that these are
primarily used in the udp_tunnel functions.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/geneve.c      |    2 +-
 drivers/net/vxlan.c       |    2 +-
 include/linux/netdevice.h |   22 ++++++++++++++++++++--
 include/net/geneve.h      |    3 +--
 include/net/udp_tunnel.h  |    6 ++++++
 include/net/vxlan.h       |    4 ++--
 net/ipv4/udp_tunnel.c     |   10 ++++++++++
 7 files changed, 41 insertions(+), 8 deletions(-)

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index d12ee3a92fb5..771cf4e82422 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -1507,7 +1507,7 @@ static int geneve_netdevice_event(struct notifier_block *unused,
 {
 	struct net_device *dev = netdev_notifier_info_to_dev(ptr);
 
-	if (event == NETDEV_OFFLOAD_PUSH_GENEVE)
+	if (event == NETDEV_UDP_TUNNEL_PUSH_INFO)
 		geneve_push_rx_ports(dev);
 
 	return NOTIFY_DONE;
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index fa30e0238794..888356bc1233 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -3249,7 +3249,7 @@ static int vxlan_netdevice_event(struct notifier_block *unused,
 
 	if (event == NETDEV_UNREGISTER)
 		vxlan_handle_lowerdev_unregister(vn, dev);
-	else if (event == NETDEV_OFFLOAD_PUSH_VXLAN)
+	else if (event == NETDEV_UDP_TUNNEL_PUSH_INFO)
 		vxlan_push_rx_ports(dev);
 
 	return NOTIFY_DONE;
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index d101e4d904ba..7f45e96967ce 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -61,6 +61,8 @@ struct wireless_dev;
 /* 802.15.4 specific */
 struct wpan_dev;
 struct mpls_dev;
+/* UDP Tunnel offloads */
+struct udp_tunnel_info;
 
 void netdev_set_default_ethtool_ops(struct net_device *dev,
 				    const struct ethtool_ops *ops);
@@ -1050,6 +1052,19 @@ struct tc_to_netdev {
  *	address family that vxlan is not listening to anymore. The operation
  *	is protected by the vxlan_net->sock_lock.
  *
+ * void (*ndo_udp_tunnel_add)(struct net_device *dev,
+ *			      struct udp_tunnel_info *ti);
+ *	Called by UDP tunnel to notify a driver about the UDP port and socket
+ *	address family that a UDP tunnel is listnening to. It is called only
+ *	when a new port starts listening. The operation is protected by the
+ *	tunnel socket lock.
+ *
+ * void (*ndo_udp_tunnel_del)(struct net_device *dev,
+ *			      struct udp_tunnel_info *ti);
+ *	Called by UDP tunnel to notify the driver about a UDP port and socket
+ *	address family that the UDP tunnel is not listening to anymore. The
+ *	operation is protected by the tunnel socket lock.
+ *
  * void* (*ndo_dfwd_add_station)(struct net_device *pdev,
  *				 struct net_device *dev)
  *	Called by upper layer devices to accelerate switching or other
@@ -1269,6 +1284,10 @@ struct net_device_ops {
 	void			(*ndo_del_geneve_port)(struct  net_device *dev,
 						       sa_family_t sa_family,
 						       __be16 port);
+	void			(*ndo_udp_tunnel_add)(struct net_device *dev,
+						      struct udp_tunnel_info *ti);
+	void			(*ndo_udp_tunnel_del)(struct net_device *dev,
+						      struct udp_tunnel_info *ti);
 	void*			(*ndo_dfwd_add_station)(struct net_device *pdev,
 							struct net_device *dev);
 	void			(*ndo_dfwd_del_station)(struct net_device *pdev,
@@ -2251,8 +2270,7 @@ struct netdev_lag_lower_state_info {
 #define NETDEV_BONDING_INFO	0x0019
 #define NETDEV_PRECHANGEUPPER	0x001A
 #define NETDEV_CHANGELOWERSTATE	0x001B
-#define NETDEV_OFFLOAD_PUSH_VXLAN	0x001C
-#define NETDEV_OFFLOAD_PUSH_GENEVE	0x001D
+#define NETDEV_UDP_TUNNEL_PUSH_INFO	0x001C
 
 int register_netdevice_notifier(struct notifier_block *nb);
 int unregister_netdevice_notifier(struct notifier_block *nb);
diff --git a/include/net/geneve.h b/include/net/geneve.h
index f8aff18d6702..3410c4b5a382 100644
--- a/include/net/geneve.h
+++ b/include/net/geneve.h
@@ -61,8 +61,7 @@ struct genevehdr {
 
 static inline void geneve_get_rx_port(struct net_device *netdev)
 {
-	ASSERT_RTNL();
-	call_netdevice_notifiers(NETDEV_OFFLOAD_PUSH_GENEVE, netdev);
+	udp_tunnel_get_rx_info(netdev);
 }
 
 #ifdef CONFIG_INET
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h
index 71afbea873a0..1c9408a04213 100644
--- a/include/net/udp_tunnel.h
+++ b/include/net/udp_tunnel.h
@@ -117,6 +117,12 @@ void udp_tunnel_push_rx_port(struct net_device *dev, struct socket *sock,
 void udp_tunnel_notify_add_rx_port(struct socket *sock, unsigned short type);
 void udp_tunnel_notify_del_rx_port(struct socket *sock, unsigned short type);
 
+static inline void udp_tunnel_get_rx_info(struct net_device *dev)
+{
+	ASSERT_RTNL();
+	call_netdevice_notifiers(NETDEV_UDP_TUNNEL_PUSH_INFO, dev);
+}
+
 /* Transmit the skb using UDP encapsulation. */
 void udp_tunnel_xmit_skb(struct rtable *rt, struct sock *sk, struct sk_buff *skb,
 			 __be32 src, __be32 dst, __u8 tos, __u8 ttl,
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index 7d944941f32f..c62e2ed1c3af 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -4,6 +4,7 @@
 #include <linux/if_vlan.h>
 #include <net/udp_tunnel.h>
 #include <net/dst_metadata.h>
+#include <net/udp_tunnel.h>
 
 /* VXLAN protocol (RFC 7348) header:
  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
@@ -390,8 +391,7 @@ static inline __be32 vxlan_compute_rco(unsigned int start, unsigned int offset)
 
 static inline void vxlan_get_rx_port(struct net_device *netdev)
 {
-	ASSERT_RTNL();
-	call_netdevice_notifiers(NETDEV_OFFLOAD_PUSH_VXLAN, netdev);
+	udp_tunnel_get_rx_info(netdev);
 }
 
 static inline unsigned short vxlan_get_sk_family(struct vxlan_sock *vs)
diff --git a/net/ipv4/udp_tunnel.c b/net/ipv4/udp_tunnel.c
index 8174753e6494..683e494d9000 100644
--- a/net/ipv4/udp_tunnel.c
+++ b/net/ipv4/udp_tunnel.c
@@ -79,6 +79,11 @@ EXPORT_SYMBOL_GPL(setup_udp_tunnel_sock);
 static void __udp_tunnel_push_rx_port(struct net_device *dev,
 				      struct udp_tunnel_info *ti)
 {
+	if (dev->netdev_ops->ndo_udp_tunnel_add) {
+		dev->netdev_ops->ndo_udp_tunnel_add(dev, ti);
+		return;
+	}
+
 	switch (ti->type) {
 	case UDP_TUNNEL_TYPE_VXLAN:
 		if (!dev->netdev_ops->ndo_add_vxlan_port)
@@ -137,6 +142,11 @@ EXPORT_SYMBOL_GPL(udp_tunnel_notify_add_rx_port);
 static void __udp_tunnel_pull_rx_port(struct net_device *dev,
 				      struct udp_tunnel_info *ti)
 {
+	if (dev->netdev_ops->ndo_udp_tunnel_del) {
+		dev->netdev_ops->ndo_udp_tunnel_del(dev, ti);
+		return;
+	}
+
 	switch (ti->type) {
 	case UDP_TUNNEL_TYPE_VXLAN:
 		if (!dev->netdev_ops->ndo_del_vxlan_port)

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 03/17] net: Merge VXLAN and GENEVE push notifiers into a single notifier
@ 2016-06-15 22:07   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: intel-wired-lan

This patch merges the notifiers for VXLAN and GENEVE into a single UDP
tunnel notifier.  The idea is that we will want to only have to make one
notifier call to receive the list of ports for VXLAN and GENEVE tunnels
that need to be offloaded.

In addition we add a new set of ndo functions named ndo_udp_tunnel_add and
ndo_udp_tunnel_del that are meant to allow us to track the tunnel meta-data
such as port and address family as tunnels are added and removed.  The
tunnel meta-data is now transported in a structure named udp_tunnel_info
which for now carries the type, address family, and port number.  In the
future this could be updated so that we can include a tuple of values
including things such as the destination IP address and other fields.

I also ended up going with a naming scheme that consisted of using the
prefix udp_tunnel on function names.  I applied this to the notifier and
ndo ops as well so that it hopefully points to the fact that these are
primarily used in the udp_tunnel functions.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/geneve.c      |    2 +-
 drivers/net/vxlan.c       |    2 +-
 include/linux/netdevice.h |   22 ++++++++++++++++++++--
 include/net/geneve.h      |    3 +--
 include/net/udp_tunnel.h  |    6 ++++++
 include/net/vxlan.h       |    4 ++--
 net/ipv4/udp_tunnel.c     |   10 ++++++++++
 7 files changed, 41 insertions(+), 8 deletions(-)

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index d12ee3a92fb5..771cf4e82422 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -1507,7 +1507,7 @@ static int geneve_netdevice_event(struct notifier_block *unused,
 {
 	struct net_device *dev = netdev_notifier_info_to_dev(ptr);
 
-	if (event == NETDEV_OFFLOAD_PUSH_GENEVE)
+	if (event == NETDEV_UDP_TUNNEL_PUSH_INFO)
 		geneve_push_rx_ports(dev);
 
 	return NOTIFY_DONE;
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index fa30e0238794..888356bc1233 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -3249,7 +3249,7 @@ static int vxlan_netdevice_event(struct notifier_block *unused,
 
 	if (event == NETDEV_UNREGISTER)
 		vxlan_handle_lowerdev_unregister(vn, dev);
-	else if (event == NETDEV_OFFLOAD_PUSH_VXLAN)
+	else if (event == NETDEV_UDP_TUNNEL_PUSH_INFO)
 		vxlan_push_rx_ports(dev);
 
 	return NOTIFY_DONE;
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index d101e4d904ba..7f45e96967ce 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -61,6 +61,8 @@ struct wireless_dev;
 /* 802.15.4 specific */
 struct wpan_dev;
 struct mpls_dev;
+/* UDP Tunnel offloads */
+struct udp_tunnel_info;
 
 void netdev_set_default_ethtool_ops(struct net_device *dev,
 				    const struct ethtool_ops *ops);
@@ -1050,6 +1052,19 @@ struct tc_to_netdev {
  *	address family that vxlan is not listening to anymore. The operation
  *	is protected by the vxlan_net->sock_lock.
  *
+ * void (*ndo_udp_tunnel_add)(struct net_device *dev,
+ *			      struct udp_tunnel_info *ti);
+ *	Called by UDP tunnel to notify a driver about the UDP port and socket
+ *	address family that a UDP tunnel is listnening to. It is called only
+ *	when a new port starts listening. The operation is protected by the
+ *	tunnel socket lock.
+ *
+ * void (*ndo_udp_tunnel_del)(struct net_device *dev,
+ *			      struct udp_tunnel_info *ti);
+ *	Called by UDP tunnel to notify the driver about a UDP port and socket
+ *	address family that the UDP tunnel is not listening to anymore. The
+ *	operation is protected by the tunnel socket lock.
+ *
  * void* (*ndo_dfwd_add_station)(struct net_device *pdev,
  *				 struct net_device *dev)
  *	Called by upper layer devices to accelerate switching or other
@@ -1269,6 +1284,10 @@ struct net_device_ops {
 	void			(*ndo_del_geneve_port)(struct  net_device *dev,
 						       sa_family_t sa_family,
 						       __be16 port);
+	void			(*ndo_udp_tunnel_add)(struct net_device *dev,
+						      struct udp_tunnel_info *ti);
+	void			(*ndo_udp_tunnel_del)(struct net_device *dev,
+						      struct udp_tunnel_info *ti);
 	void*			(*ndo_dfwd_add_station)(struct net_device *pdev,
 							struct net_device *dev);
 	void			(*ndo_dfwd_del_station)(struct net_device *pdev,
@@ -2251,8 +2270,7 @@ struct netdev_lag_lower_state_info {
 #define NETDEV_BONDING_INFO	0x0019
 #define NETDEV_PRECHANGEUPPER	0x001A
 #define NETDEV_CHANGELOWERSTATE	0x001B
-#define NETDEV_OFFLOAD_PUSH_VXLAN	0x001C
-#define NETDEV_OFFLOAD_PUSH_GENEVE	0x001D
+#define NETDEV_UDP_TUNNEL_PUSH_INFO	0x001C
 
 int register_netdevice_notifier(struct notifier_block *nb);
 int unregister_netdevice_notifier(struct notifier_block *nb);
diff --git a/include/net/geneve.h b/include/net/geneve.h
index f8aff18d6702..3410c4b5a382 100644
--- a/include/net/geneve.h
+++ b/include/net/geneve.h
@@ -61,8 +61,7 @@ struct genevehdr {
 
 static inline void geneve_get_rx_port(struct net_device *netdev)
 {
-	ASSERT_RTNL();
-	call_netdevice_notifiers(NETDEV_OFFLOAD_PUSH_GENEVE, netdev);
+	udp_tunnel_get_rx_info(netdev);
 }
 
 #ifdef CONFIG_INET
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h
index 71afbea873a0..1c9408a04213 100644
--- a/include/net/udp_tunnel.h
+++ b/include/net/udp_tunnel.h
@@ -117,6 +117,12 @@ void udp_tunnel_push_rx_port(struct net_device *dev, struct socket *sock,
 void udp_tunnel_notify_add_rx_port(struct socket *sock, unsigned short type);
 void udp_tunnel_notify_del_rx_port(struct socket *sock, unsigned short type);
 
+static inline void udp_tunnel_get_rx_info(struct net_device *dev)
+{
+	ASSERT_RTNL();
+	call_netdevice_notifiers(NETDEV_UDP_TUNNEL_PUSH_INFO, dev);
+}
+
 /* Transmit the skb using UDP encapsulation. */
 void udp_tunnel_xmit_skb(struct rtable *rt, struct sock *sk, struct sk_buff *skb,
 			 __be32 src, __be32 dst, __u8 tos, __u8 ttl,
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index 7d944941f32f..c62e2ed1c3af 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -4,6 +4,7 @@
 #include <linux/if_vlan.h>
 #include <net/udp_tunnel.h>
 #include <net/dst_metadata.h>
+#include <net/udp_tunnel.h>
 
 /* VXLAN protocol (RFC 7348) header:
  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
@@ -390,8 +391,7 @@ static inline __be32 vxlan_compute_rco(unsigned int start, unsigned int offset)
 
 static inline void vxlan_get_rx_port(struct net_device *netdev)
 {
-	ASSERT_RTNL();
-	call_netdevice_notifiers(NETDEV_OFFLOAD_PUSH_VXLAN, netdev);
+	udp_tunnel_get_rx_info(netdev);
 }
 
 static inline unsigned short vxlan_get_sk_family(struct vxlan_sock *vs)
diff --git a/net/ipv4/udp_tunnel.c b/net/ipv4/udp_tunnel.c
index 8174753e6494..683e494d9000 100644
--- a/net/ipv4/udp_tunnel.c
+++ b/net/ipv4/udp_tunnel.c
@@ -79,6 +79,11 @@ EXPORT_SYMBOL_GPL(setup_udp_tunnel_sock);
 static void __udp_tunnel_push_rx_port(struct net_device *dev,
 				      struct udp_tunnel_info *ti)
 {
+	if (dev->netdev_ops->ndo_udp_tunnel_add) {
+		dev->netdev_ops->ndo_udp_tunnel_add(dev, ti);
+		return;
+	}
+
 	switch (ti->type) {
 	case UDP_TUNNEL_TYPE_VXLAN:
 		if (!dev->netdev_ops->ndo_add_vxlan_port)
@@ -137,6 +142,11 @@ EXPORT_SYMBOL_GPL(udp_tunnel_notify_add_rx_port);
 static void __udp_tunnel_pull_rx_port(struct net_device *dev,
 				      struct udp_tunnel_info *ti)
 {
+	if (dev->netdev_ops->ndo_udp_tunnel_del) {
+		dev->netdev_ops->ndo_udp_tunnel_del(dev, ti);
+		return;
+	}
+
 	switch (ti->type) {
 	case UDP_TUNNEL_TYPE_VXLAN:
 		if (!dev->netdev_ops->ndo_del_vxlan_port)


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 04/17] bnx2x: Move all UDP port notifiers to single function
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:07   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This patch goes through and combines the notifiers for VXLAN and GENEVE
into a single function for each action.  So there is now one combined
function for getting ports, one for adding the ports, and one for deleting
the ports.

I also went through and dropped the BNX2X VXLAN and GENEVE specific build
flags.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/broadcom/Kconfig            |   20 -----
 drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c |   94 ++++++++--------------
 2 files changed, 33 insertions(+), 81 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig
index 18042c2460bd..d92c37fa8036 100644
--- a/drivers/net/ethernet/broadcom/Kconfig
+++ b/drivers/net/ethernet/broadcom/Kconfig
@@ -139,26 +139,6 @@ config BNX2X_SRIOV
 	  Virtualization support in the 578xx and 57712 products. This
 	  allows for virtual function acceleration in virtual environments.
 
-config BNX2X_VXLAN
-	bool "Virtual eXtensible Local Area Network support"
-	default n
-	depends on BNX2X && VXLAN && !(BNX2X=y && VXLAN=m)
-	---help---
-	  This enables hardward offload support for VXLAN protocol over the
-	  NetXtremeII series adapters.
-	  Say Y here if you want to enable hardware offload support for
-	  Virtual eXtensible Local Area Network (VXLAN) in the driver.
-
-config BNX2X_GENEVE
-	bool "Generic Network Virtualization Encapsulation (GENEVE) support"
-	depends on BNX2X && GENEVE && !(BNX2X=y && GENEVE=m)
-	---help---
-          This allows one to create GENEVE virtual interfaces that provide
-          Layer 2 Networks over Layer 3 Networks. GENEVE is often used
-          to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to enable hardware offload support for
-	  Generic Network Virtualization Encapsulation (GENEVE) in the driver.
-
 config BGMAC
 	tristate "BCMA bus GBit core support"
 	depends on BCMA && BCMA_HOST_SOC
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index a59d55e25d5f..97e892511666 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -59,9 +59,6 @@
 #include <linux/semaphore.h>
 #include <linux/stringify.h>
 #include <linux/vmalloc.h>
-#if IS_ENABLED(CONFIG_BNX2X_GENEVE)
-#include <net/geneve.h>
-#endif
 #include "bnx2x.h"
 #include "bnx2x_init.h"
 #include "bnx2x_init_ops.h"
@@ -10076,7 +10073,6 @@ static void bnx2x_parity_recover(struct bnx2x *bp)
 	}
 }
 
-#if defined(CONFIG_BNX2X_VXLAN) || IS_ENABLED(CONFIG_BNX2X_GENEVE)
 static int bnx2x_udp_port_update(struct bnx2x *bp)
 {
 	struct bnx2x_func_switch_update_params *switch_update_params;
@@ -10177,47 +10173,42 @@ static void __bnx2x_del_udp_port(struct bnx2x *bp, u16 port,
 		DP(BNX2X_MSG_SP, "Deleted UDP tunnel [%d] port %d\n",
 		   type, port);
 }
-#endif
-
-#ifdef CONFIG_BNX2X_VXLAN
-static void bnx2x_add_vxlan_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
-{
-	struct bnx2x *bp = netdev_priv(netdev);
-	u16 t_port = ntohs(port);
-
-	__bnx2x_add_udp_port(bp, t_port, BNX2X_UDP_PORT_VXLAN);
-}
-
-static void bnx2x_del_vxlan_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
-{
-	struct bnx2x *bp = netdev_priv(netdev);
-	u16 t_port = ntohs(port);
-
-	__bnx2x_del_udp_port(bp, t_port, BNX2X_UDP_PORT_VXLAN);
-}
-#endif
 
-#if IS_ENABLED(CONFIG_BNX2X_GENEVE)
-static void bnx2x_add_geneve_port(struct net_device *netdev,
-				  sa_family_t sa_family, __be16 port)
+static void bnx2x_udp_tunnel_add(struct net_device *netdev,
+				 struct udp_tunnel_info *ti)
 {
 	struct bnx2x *bp = netdev_priv(netdev);
-	u16 t_port = ntohs(port);
+	u16 t_port = ntohs(ti->port);
 
-	__bnx2x_add_udp_port(bp, t_port, BNX2X_UDP_PORT_GENEVE);
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		__bnx2x_add_udp_port(bp, t_port, BNX2X_UDP_PORT_VXLAN);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		__bnx2x_add_udp_port(bp, t_port, BNX2X_UDP_PORT_GENEVE);
+		break;
+	default:
+		break;
+	}
 }
 
-static void bnx2x_del_geneve_port(struct net_device *netdev,
-				  sa_family_t sa_family, __be16 port)
+static void bnx2x_udp_tunnel_del(struct net_device *netdev,
+				 struct udp_tunnel_info *ti)
 {
 	struct bnx2x *bp = netdev_priv(netdev);
-	u16 t_port = ntohs(port);
+	u16 t_port = ntohs(ti->port);
 
-	__bnx2x_del_udp_port(bp, t_port, BNX2X_UDP_PORT_GENEVE);
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		__bnx2x_del_udp_port(bp, t_port, BNX2X_UDP_PORT_VXLAN);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		__bnx2x_del_udp_port(bp, t_port, BNX2X_UDP_PORT_GENEVE);
+		break;
+	default:
+		break;
+	}
 }
-#endif
 
 static int bnx2x_close(struct net_device *dev);
 
@@ -10325,7 +10316,6 @@ sp_rtnl_not_reset:
 			       &bp->sp_rtnl_state))
 		bnx2x_update_mng_version(bp);
 
-#if defined(CONFIG_BNX2X_VXLAN) || IS_ENABLED(CONFIG_BNX2X_GENEVE)
 	if (test_and_clear_bit(BNX2X_SP_RTNL_CHANGE_UDP_PORT,
 			       &bp->sp_rtnl_state)) {
 		if (bnx2x_udp_port_update(bp)) {
@@ -10335,20 +10325,14 @@ sp_rtnl_not_reset:
 			       BNX2X_UDP_PORT_MAX);
 		} else {
 			/* Since we don't store additional port information,
-			 * if no port is configured for any feature ask for
+			 * if no ports are configured for any feature ask for
 			 * information about currently configured ports.
 			 */
-#ifdef CONFIG_BNX2X_VXLAN
-			if (!bp->udp_tunnel_ports[BNX2X_UDP_PORT_VXLAN].count)
-				vxlan_get_rx_port(bp->dev);
-#endif
-#if IS_ENABLED(CONFIG_BNX2X_GENEVE)
-			if (!bp->udp_tunnel_ports[BNX2X_UDP_PORT_GENEVE].count)
-				geneve_get_rx_port(bp->dev);
-#endif
+			if (!bp->udp_tunnel_ports[BNX2X_UDP_PORT_VXLAN].count &&
+			    !bp->udp_tunnel_ports[BNX2X_UDP_PORT_GENEVE].count)
+				udp_tunnel_get_rx_info(bp->dev);
 		}
 	}
-#endif
 
 	/* work which needs rtnl lock not-taken (as it takes the lock itself and
 	 * can be called from other contexts as well)
@@ -12551,14 +12535,8 @@ static int bnx2x_open(struct net_device *dev)
 	if (rc)
 		return rc;
 
-#ifdef CONFIG_BNX2X_VXLAN
-	if (IS_PF(bp))
-		vxlan_get_rx_port(dev);
-#endif
-#if IS_ENABLED(CONFIG_BNX2X_GENEVE)
 	if (IS_PF(bp))
-		geneve_get_rx_port(dev);
-#endif
+		udp_tunnel_get_rx_info(dev);
 
 	return 0;
 }
@@ -13045,14 +13023,8 @@ static const struct net_device_ops bnx2x_netdev_ops = {
 	.ndo_get_phys_port_id	= bnx2x_get_phys_port_id,
 	.ndo_set_vf_link_state	= bnx2x_set_vf_link_state,
 	.ndo_features_check	= bnx2x_features_check,
-#ifdef CONFIG_BNX2X_VXLAN
-	.ndo_add_vxlan_port	= bnx2x_add_vxlan_port,
-	.ndo_del_vxlan_port	= bnx2x_del_vxlan_port,
-#endif
-#if IS_ENABLED(CONFIG_BNX2X_GENEVE)
-	.ndo_add_geneve_port	= bnx2x_add_geneve_port,
-	.ndo_del_geneve_port	= bnx2x_del_geneve_port,
-#endif
+	.ndo_udp_tunnel_add	= bnx2x_udp_tunnel_add,
+	.ndo_udp_tunnel_del	= bnx2x_udp_tunnel_del,
 };
 
 static int bnx2x_set_coherency_mask(struct bnx2x *bp)

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 04/17] bnx2x: Move all UDP port notifiers to single function
@ 2016-06-15 22:07   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: intel-wired-lan

This patch goes through and combines the notifiers for VXLAN and GENEVE
into a single function for each action.  So there is now one combined
function for getting ports, one for adding the ports, and one for deleting
the ports.

I also went through and dropped the BNX2X VXLAN and GENEVE specific build
flags.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/broadcom/Kconfig            |   20 -----
 drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c |   94 ++++++++--------------
 2 files changed, 33 insertions(+), 81 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig
index 18042c2460bd..d92c37fa8036 100644
--- a/drivers/net/ethernet/broadcom/Kconfig
+++ b/drivers/net/ethernet/broadcom/Kconfig
@@ -139,26 +139,6 @@ config BNX2X_SRIOV
 	  Virtualization support in the 578xx and 57712 products. This
 	  allows for virtual function acceleration in virtual environments.
 
-config BNX2X_VXLAN
-	bool "Virtual eXtensible Local Area Network support"
-	default n
-	depends on BNX2X && VXLAN && !(BNX2X=y && VXLAN=m)
-	---help---
-	  This enables hardward offload support for VXLAN protocol over the
-	  NetXtremeII series adapters.
-	  Say Y here if you want to enable hardware offload support for
-	  Virtual eXtensible Local Area Network (VXLAN) in the driver.
-
-config BNX2X_GENEVE
-	bool "Generic Network Virtualization Encapsulation (GENEVE) support"
-	depends on BNX2X && GENEVE && !(BNX2X=y && GENEVE=m)
-	---help---
-          This allows one to create GENEVE virtual interfaces that provide
-          Layer 2 Networks over Layer 3 Networks. GENEVE is often used
-          to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to enable hardware offload support for
-	  Generic Network Virtualization Encapsulation (GENEVE) in the driver.
-
 config BGMAC
 	tristate "BCMA bus GBit core support"
 	depends on BCMA && BCMA_HOST_SOC
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index a59d55e25d5f..97e892511666 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -59,9 +59,6 @@
 #include <linux/semaphore.h>
 #include <linux/stringify.h>
 #include <linux/vmalloc.h>
-#if IS_ENABLED(CONFIG_BNX2X_GENEVE)
-#include <net/geneve.h>
-#endif
 #include "bnx2x.h"
 #include "bnx2x_init.h"
 #include "bnx2x_init_ops.h"
@@ -10076,7 +10073,6 @@ static void bnx2x_parity_recover(struct bnx2x *bp)
 	}
 }
 
-#if defined(CONFIG_BNX2X_VXLAN) || IS_ENABLED(CONFIG_BNX2X_GENEVE)
 static int bnx2x_udp_port_update(struct bnx2x *bp)
 {
 	struct bnx2x_func_switch_update_params *switch_update_params;
@@ -10177,47 +10173,42 @@ static void __bnx2x_del_udp_port(struct bnx2x *bp, u16 port,
 		DP(BNX2X_MSG_SP, "Deleted UDP tunnel [%d] port %d\n",
 		   type, port);
 }
-#endif
-
-#ifdef CONFIG_BNX2X_VXLAN
-static void bnx2x_add_vxlan_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
-{
-	struct bnx2x *bp = netdev_priv(netdev);
-	u16 t_port = ntohs(port);
-
-	__bnx2x_add_udp_port(bp, t_port, BNX2X_UDP_PORT_VXLAN);
-}
-
-static void bnx2x_del_vxlan_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
-{
-	struct bnx2x *bp = netdev_priv(netdev);
-	u16 t_port = ntohs(port);
-
-	__bnx2x_del_udp_port(bp, t_port, BNX2X_UDP_PORT_VXLAN);
-}
-#endif
 
-#if IS_ENABLED(CONFIG_BNX2X_GENEVE)
-static void bnx2x_add_geneve_port(struct net_device *netdev,
-				  sa_family_t sa_family, __be16 port)
+static void bnx2x_udp_tunnel_add(struct net_device *netdev,
+				 struct udp_tunnel_info *ti)
 {
 	struct bnx2x *bp = netdev_priv(netdev);
-	u16 t_port = ntohs(port);
+	u16 t_port = ntohs(ti->port);
 
-	__bnx2x_add_udp_port(bp, t_port, BNX2X_UDP_PORT_GENEVE);
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		__bnx2x_add_udp_port(bp, t_port, BNX2X_UDP_PORT_VXLAN);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		__bnx2x_add_udp_port(bp, t_port, BNX2X_UDP_PORT_GENEVE);
+		break;
+	default:
+		break;
+	}
 }
 
-static void bnx2x_del_geneve_port(struct net_device *netdev,
-				  sa_family_t sa_family, __be16 port)
+static void bnx2x_udp_tunnel_del(struct net_device *netdev,
+				 struct udp_tunnel_info *ti)
 {
 	struct bnx2x *bp = netdev_priv(netdev);
-	u16 t_port = ntohs(port);
+	u16 t_port = ntohs(ti->port);
 
-	__bnx2x_del_udp_port(bp, t_port, BNX2X_UDP_PORT_GENEVE);
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		__bnx2x_del_udp_port(bp, t_port, BNX2X_UDP_PORT_VXLAN);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		__bnx2x_del_udp_port(bp, t_port, BNX2X_UDP_PORT_GENEVE);
+		break;
+	default:
+		break;
+	}
 }
-#endif
 
 static int bnx2x_close(struct net_device *dev);
 
@@ -10325,7 +10316,6 @@ sp_rtnl_not_reset:
 			       &bp->sp_rtnl_state))
 		bnx2x_update_mng_version(bp);
 
-#if defined(CONFIG_BNX2X_VXLAN) || IS_ENABLED(CONFIG_BNX2X_GENEVE)
 	if (test_and_clear_bit(BNX2X_SP_RTNL_CHANGE_UDP_PORT,
 			       &bp->sp_rtnl_state)) {
 		if (bnx2x_udp_port_update(bp)) {
@@ -10335,20 +10325,14 @@ sp_rtnl_not_reset:
 			       BNX2X_UDP_PORT_MAX);
 		} else {
 			/* Since we don't store additional port information,
-			 * if no port is configured for any feature ask for
+			 * if no ports are configured for any feature ask for
 			 * information about currently configured ports.
 			 */
-#ifdef CONFIG_BNX2X_VXLAN
-			if (!bp->udp_tunnel_ports[BNX2X_UDP_PORT_VXLAN].count)
-				vxlan_get_rx_port(bp->dev);
-#endif
-#if IS_ENABLED(CONFIG_BNX2X_GENEVE)
-			if (!bp->udp_tunnel_ports[BNX2X_UDP_PORT_GENEVE].count)
-				geneve_get_rx_port(bp->dev);
-#endif
+			if (!bp->udp_tunnel_ports[BNX2X_UDP_PORT_VXLAN].count &&
+			    !bp->udp_tunnel_ports[BNX2X_UDP_PORT_GENEVE].count)
+				udp_tunnel_get_rx_info(bp->dev);
 		}
 	}
-#endif
 
 	/* work which needs rtnl lock not-taken (as it takes the lock itself and
 	 * can be called from other contexts as well)
@@ -12551,14 +12535,8 @@ static int bnx2x_open(struct net_device *dev)
 	if (rc)
 		return rc;
 
-#ifdef CONFIG_BNX2X_VXLAN
-	if (IS_PF(bp))
-		vxlan_get_rx_port(dev);
-#endif
-#if IS_ENABLED(CONFIG_BNX2X_GENEVE)
 	if (IS_PF(bp))
-		geneve_get_rx_port(dev);
-#endif
+		udp_tunnel_get_rx_info(dev);
 
 	return 0;
 }
@@ -13045,14 +13023,8 @@ static const struct net_device_ops bnx2x_netdev_ops = {
 	.ndo_get_phys_port_id	= bnx2x_get_phys_port_id,
 	.ndo_set_vf_link_state	= bnx2x_set_vf_link_state,
 	.ndo_features_check	= bnx2x_features_check,
-#ifdef CONFIG_BNX2X_VXLAN
-	.ndo_add_vxlan_port	= bnx2x_add_vxlan_port,
-	.ndo_del_vxlan_port	= bnx2x_del_vxlan_port,
-#endif
-#if IS_ENABLED(CONFIG_BNX2X_GENEVE)
-	.ndo_add_geneve_port	= bnx2x_add_geneve_port,
-	.ndo_del_geneve_port	= bnx2x_del_geneve_port,
-#endif
+	.ndo_udp_tunnel_add	= bnx2x_udp_tunnel_add,
+	.ndo_udp_tunnel_del	= bnx2x_udp_tunnel_del,
 };
 
 static int bnx2x_set_coherency_mask(struct bnx2x *bp)


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 05/17] bnxt: Update drivers to support unified UDP encapsulation offload functions
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:07   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This patch ends up doing several things.  First it updates the driver to
make use of the new unified UDP tunnel offload notifier functions.  In
addition I updated the code so that we can work around the bits that were
checking for if VXLAN was enabled since we are now using a notifier based
setup.  Finally I moved the hard-coded GENEVE port over to using the
notifier based setup so that we can update it if needed.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/broadcom/Kconfig     |    1 
 drivers/net/ethernet/broadcom/bnxt/bnxt.c |   68 +++++++++++++++++------------
 2 files changed, 40 insertions(+), 29 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig
index d92c37fa8036..d74a92e1c27d 100644
--- a/drivers/net/ethernet/broadcom/Kconfig
+++ b/drivers/net/ethernet/broadcom/Kconfig
@@ -166,7 +166,6 @@ config SYSTEMPORT
 config BNXT
 	tristate "Broadcom NetXtreme-C/E support"
 	depends on PCI
-	depends on VXLAN || VXLAN=n
 	select FW_LOADER
 	select LIBCRC32C
 	---help---
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index c777cde85ce4..bb66091b7dd6 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -37,9 +37,7 @@
 #include <net/udp.h>
 #include <net/checksum.h>
 #include <net/ip6_checksum.h>
-#if defined(CONFIG_VXLAN) || defined(CONFIG_VXLAN_MODULE)
-#include <net/vxlan.h>
-#endif
+#include <net/udp_tunnel.h>
 #ifdef CONFIG_NET_RX_BUSY_POLL
 #include <net/busy_poll.h>
 #endif
@@ -5074,9 +5072,7 @@ static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init)
 	}
 
 	if (irq_re_init) {
-#if defined(CONFIG_VXLAN) || defined(CONFIG_VXLAN_MODULE)
-		vxlan_get_rx_port(bp->dev);
-#endif
+		udp_tunnel_get_rx_info(bp->dev);
 		if (!bnxt_hwrm_tunnel_dst_port_alloc(
 				bp, htons(0x17c1),
 				TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_GENEVE))
@@ -6048,47 +6044,63 @@ static void bnxt_cfg_ntp_filters(struct bnxt *bp)
 
 #endif /* CONFIG_RFS_ACCEL */
 
-static void bnxt_add_vxlan_port(struct net_device *dev, sa_family_t sa_family,
-				__be16 port)
+static void bnxt_udp_tunnel_add(struct net_device *dev,
+				struct udp_tunnel_info *ti)
 {
 	struct bnxt *bp = netdev_priv(dev);
 
-	if (!netif_running(dev))
+	if (ti->sa_family != AF_INET6 && ti->sa_family != AF_INET)
 		return;
 
-	if (sa_family != AF_INET6 && sa_family != AF_INET)
+	if (!netif_running(dev))
 		return;
 
-	if (bp->vxlan_port_cnt && bp->vxlan_port != port)
-		return;
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (bp->vxlan_port_cnt && bp->vxlan_port != ti->port)
+			return;
 
-	bp->vxlan_port_cnt++;
-	if (bp->vxlan_port_cnt == 1) {
-		bp->vxlan_port = port;
-		set_bit(BNXT_VXLAN_ADD_PORT_SP_EVENT, &bp->sp_event);
-		schedule_work(&bp->sp_task);
+		bp->vxlan_port_cnt++;
+		if (bp->vxlan_port_cnt == 1) {
+			bp->vxlan_port = ti->port;
+			set_bit(BNXT_VXLAN_ADD_PORT_SP_EVENT, &bp->sp_event);
+			schedule_work(&bp->sp_task);
+		}
+		break;
+	default:
+		return;
 	}
+
+	schedule_work(&bp->sp_task);
 }
 
-static void bnxt_del_vxlan_port(struct net_device *dev, sa_family_t sa_family,
-				__be16 port)
+static void bnxt_udp_tunnel_del(struct net_device *dev,
+				struct udp_tunnel_info *ti)
 {
 	struct bnxt *bp = netdev_priv(dev);
 
-	if (!netif_running(dev))
+	if (ti->sa_family != AF_INET6 && ti->sa_family != AF_INET)
 		return;
 
-	if (sa_family != AF_INET6 && sa_family != AF_INET)
+	if (!netif_running(dev))
 		return;
 
-	if (bp->vxlan_port_cnt && bp->vxlan_port == port) {
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (!bp->vxlan_port_cnt || bp->vxlan_port != ti->port)
+			return;
 		bp->vxlan_port_cnt--;
 
-		if (bp->vxlan_port_cnt == 0) {
-			set_bit(BNXT_VXLAN_DEL_PORT_SP_EVENT, &bp->sp_event);
-			schedule_work(&bp->sp_task);
-		}
+		if (bp->vxlan_port_cnt != 0)
+			return;
+
+		set_bit(BNXT_VXLAN_DEL_PORT_SP_EVENT, &bp->sp_event);
+		break;
+	default:
+		return;
 	}
+
+	schedule_work(&bp->sp_task);
 }
 
 static const struct net_device_ops bnxt_netdev_ops = {
@@ -6119,8 +6131,8 @@ static const struct net_device_ops bnxt_netdev_ops = {
 #ifdef CONFIG_RFS_ACCEL
 	.ndo_rx_flow_steer	= bnxt_rx_flow_steer,
 #endif
-	.ndo_add_vxlan_port	= bnxt_add_vxlan_port,
-	.ndo_del_vxlan_port	= bnxt_del_vxlan_port,
+	.ndo_udp_tunnel_add	= bnxt_udp_tunnel_add,
+	.ndo_udp_tunnel_del	= bnxt_udp_tunnel_del,
 #ifdef CONFIG_NET_RX_BUSY_POLL
 	.ndo_busy_poll		= bnxt_busy_poll,
 #endif

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 05/17] bnxt: Update drivers to support unified UDP encapsulation offload functions
@ 2016-06-15 22:07   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: intel-wired-lan

This patch ends up doing several things.  First it updates the driver to
make use of the new unified UDP tunnel offload notifier functions.  In
addition I updated the code so that we can work around the bits that were
checking for if VXLAN was enabled since we are now using a notifier based
setup.  Finally I moved the hard-coded GENEVE port over to using the
notifier based setup so that we can update it if needed.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/broadcom/Kconfig     |    1 
 drivers/net/ethernet/broadcom/bnxt/bnxt.c |   68 +++++++++++++++++------------
 2 files changed, 40 insertions(+), 29 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig
index d92c37fa8036..d74a92e1c27d 100644
--- a/drivers/net/ethernet/broadcom/Kconfig
+++ b/drivers/net/ethernet/broadcom/Kconfig
@@ -166,7 +166,6 @@ config SYSTEMPORT
 config BNXT
 	tristate "Broadcom NetXtreme-C/E support"
 	depends on PCI
-	depends on VXLAN || VXLAN=n
 	select FW_LOADER
 	select LIBCRC32C
 	---help---
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index c777cde85ce4..bb66091b7dd6 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -37,9 +37,7 @@
 #include <net/udp.h>
 #include <net/checksum.h>
 #include <net/ip6_checksum.h>
-#if defined(CONFIG_VXLAN) || defined(CONFIG_VXLAN_MODULE)
-#include <net/vxlan.h>
-#endif
+#include <net/udp_tunnel.h>
 #ifdef CONFIG_NET_RX_BUSY_POLL
 #include <net/busy_poll.h>
 #endif
@@ -5074,9 +5072,7 @@ static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init)
 	}
 
 	if (irq_re_init) {
-#if defined(CONFIG_VXLAN) || defined(CONFIG_VXLAN_MODULE)
-		vxlan_get_rx_port(bp->dev);
-#endif
+		udp_tunnel_get_rx_info(bp->dev);
 		if (!bnxt_hwrm_tunnel_dst_port_alloc(
 				bp, htons(0x17c1),
 				TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_GENEVE))
@@ -6048,47 +6044,63 @@ static void bnxt_cfg_ntp_filters(struct bnxt *bp)
 
 #endif /* CONFIG_RFS_ACCEL */
 
-static void bnxt_add_vxlan_port(struct net_device *dev, sa_family_t sa_family,
-				__be16 port)
+static void bnxt_udp_tunnel_add(struct net_device *dev,
+				struct udp_tunnel_info *ti)
 {
 	struct bnxt *bp = netdev_priv(dev);
 
-	if (!netif_running(dev))
+	if (ti->sa_family != AF_INET6 && ti->sa_family != AF_INET)
 		return;
 
-	if (sa_family != AF_INET6 && sa_family != AF_INET)
+	if (!netif_running(dev))
 		return;
 
-	if (bp->vxlan_port_cnt && bp->vxlan_port != port)
-		return;
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (bp->vxlan_port_cnt && bp->vxlan_port != ti->port)
+			return;
 
-	bp->vxlan_port_cnt++;
-	if (bp->vxlan_port_cnt == 1) {
-		bp->vxlan_port = port;
-		set_bit(BNXT_VXLAN_ADD_PORT_SP_EVENT, &bp->sp_event);
-		schedule_work(&bp->sp_task);
+		bp->vxlan_port_cnt++;
+		if (bp->vxlan_port_cnt == 1) {
+			bp->vxlan_port = ti->port;
+			set_bit(BNXT_VXLAN_ADD_PORT_SP_EVENT, &bp->sp_event);
+			schedule_work(&bp->sp_task);
+		}
+		break;
+	default:
+		return;
 	}
+
+	schedule_work(&bp->sp_task);
 }
 
-static void bnxt_del_vxlan_port(struct net_device *dev, sa_family_t sa_family,
-				__be16 port)
+static void bnxt_udp_tunnel_del(struct net_device *dev,
+				struct udp_tunnel_info *ti)
 {
 	struct bnxt *bp = netdev_priv(dev);
 
-	if (!netif_running(dev))
+	if (ti->sa_family != AF_INET6 && ti->sa_family != AF_INET)
 		return;
 
-	if (sa_family != AF_INET6 && sa_family != AF_INET)
+	if (!netif_running(dev))
 		return;
 
-	if (bp->vxlan_port_cnt && bp->vxlan_port == port) {
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (!bp->vxlan_port_cnt || bp->vxlan_port != ti->port)
+			return;
 		bp->vxlan_port_cnt--;
 
-		if (bp->vxlan_port_cnt == 0) {
-			set_bit(BNXT_VXLAN_DEL_PORT_SP_EVENT, &bp->sp_event);
-			schedule_work(&bp->sp_task);
-		}
+		if (bp->vxlan_port_cnt != 0)
+			return;
+
+		set_bit(BNXT_VXLAN_DEL_PORT_SP_EVENT, &bp->sp_event);
+		break;
+	default:
+		return;
 	}
+
+	schedule_work(&bp->sp_task);
 }
 
 static const struct net_device_ops bnxt_netdev_ops = {
@@ -6119,8 +6131,8 @@ static const struct net_device_ops bnxt_netdev_ops = {
 #ifdef CONFIG_RFS_ACCEL
 	.ndo_rx_flow_steer	= bnxt_rx_flow_steer,
 #endif
-	.ndo_add_vxlan_port	= bnxt_add_vxlan_port,
-	.ndo_del_vxlan_port	= bnxt_del_vxlan_port,
+	.ndo_udp_tunnel_add	= bnxt_udp_tunnel_add,
+	.ndo_udp_tunnel_del	= bnxt_udp_tunnel_del,
 #ifdef CONFIG_NET_RX_BUSY_POLL
 	.ndo_busy_poll		= bnxt_busy_poll,
 #endif


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 06/17] bnxt: Move GENEVE support from hard-coded port to using port notifier
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:07   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

The port number for GENEVE is hard coded into the bnxt driver.  This is the
kind of thing we want to avoid going forward.  For now I will integrate
this back into the port notifier so that we can change the GENEVE port
number if we need to in the future.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c |   36 ++++++++++++++++++++++++-----
 drivers/net/ethernet/broadcom/bnxt/bnxt.h |    3 ++
 2 files changed, 33 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index bb66091b7dd6..8755c554a61b 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -5071,13 +5071,8 @@ static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init)
 			netdev_warn(bp->dev, "failed to update phy settings\n");
 	}
 
-	if (irq_re_init) {
+	if (irq_re_init)
 		udp_tunnel_get_rx_info(bp->dev);
-		if (!bnxt_hwrm_tunnel_dst_port_alloc(
-				bp, htons(0x17c1),
-				TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_GENEVE))
-			bp->nge_port_cnt = 1;
-	}
 
 	set_bit(BNXT_STATE_OPEN, &bp->state);
 	bnxt_enable_int(bp);
@@ -5670,6 +5665,15 @@ static void bnxt_sp_task(struct work_struct *work)
 		bnxt_hwrm_tunnel_dst_port_free(
 			bp, TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_VXLAN);
 	}
+	if (test_and_clear_bit(BNXT_GENEVE_ADD_PORT_SP_EVENT, &bp->sp_event)) {
+		bnxt_hwrm_tunnel_dst_port_alloc(
+			bp, bp->nge_port,
+			TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_GENEVE);
+	}
+	if (test_and_clear_bit(BNXT_GENEVE_DEL_PORT_SP_EVENT, &bp->sp_event)) {
+		bnxt_hwrm_tunnel_dst_port_free(
+			bp, TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_GENEVE);
+	}
 	if (test_and_clear_bit(BNXT_RESET_TASK_SP_EVENT, &bp->sp_event)) {
 		/* bnxt_reset_task() calls bnxt_close_nic() which waits
 		 * for BNXT_STATE_IN_SP_TASK to clear.
@@ -6067,6 +6071,16 @@ static void bnxt_udp_tunnel_add(struct net_device *dev,
 			schedule_work(&bp->sp_task);
 		}
 		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (bp->nge_port_cnt && bp->nge_port != ti->port)
+			return;
+
+		bp->nge_port_cnt++;
+		if (bp->nge_port_cnt == 1) {
+			bp->nge_port = ti->port;
+			set_bit(BNXT_GENEVE_ADD_PORT_SP_EVENT, &bp->sp_event);
+		}
+		break;
 	default:
 		return;
 	}
@@ -6096,6 +6110,16 @@ static void bnxt_udp_tunnel_del(struct net_device *dev,
 
 		set_bit(BNXT_VXLAN_DEL_PORT_SP_EVENT, &bp->sp_event);
 		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (!bp->nge_port_cnt || bp->nge_port != ti->port)
+			return;
+		bp->nge_port_cnt--;
+
+		if (bp->nge_port_cnt != 0)
+			return;
+
+		set_bit(BNXT_GENEVE_DEL_PORT_SP_EVENT, &bp->sp_event);
+		break;
 	default:
 		return;
 	}
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 2824d65b2e35..9878c1db4402 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -991,6 +991,7 @@ struct bnxt {
 	__be16			vxlan_port;
 	u8			vxlan_port_cnt;
 	__le16			vxlan_fw_dst_port_id;
+	__be16			nge_port;
 	u8			nge_port_cnt;
 	__le16			nge_fw_dst_port_id;
 
@@ -1018,6 +1019,8 @@ struct bnxt {
 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT	8
 #define BNXT_PERIODIC_STATS_SP_EVENT	9
 #define BNXT_HWRM_PORT_MODULE_SP_EVENT	10
+#define BNXT_GENEVE_ADD_PORT_SP_EVENT	11
+#define BNXT_GENEVE_DEL_PORT_SP_EVENT	12
 
 	struct bnxt_pf_info	pf;
 #ifdef CONFIG_BNXT_SRIOV

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 06/17] bnxt: Move GENEVE support from hard-coded port to using port notifier
@ 2016-06-15 22:07   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:07 UTC (permalink / raw)
  To: intel-wired-lan

The port number for GENEVE is hard coded into the bnxt driver.  This is the
kind of thing we want to avoid going forward.  For now I will integrate
this back into the port notifier so that we can change the GENEVE port
number if we need to in the future.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c |   36 ++++++++++++++++++++++++-----
 drivers/net/ethernet/broadcom/bnxt/bnxt.h |    3 ++
 2 files changed, 33 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index bb66091b7dd6..8755c554a61b 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -5071,13 +5071,8 @@ static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init)
 			netdev_warn(bp->dev, "failed to update phy settings\n");
 	}
 
-	if (irq_re_init) {
+	if (irq_re_init)
 		udp_tunnel_get_rx_info(bp->dev);
-		if (!bnxt_hwrm_tunnel_dst_port_alloc(
-				bp, htons(0x17c1),
-				TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_GENEVE))
-			bp->nge_port_cnt = 1;
-	}
 
 	set_bit(BNXT_STATE_OPEN, &bp->state);
 	bnxt_enable_int(bp);
@@ -5670,6 +5665,15 @@ static void bnxt_sp_task(struct work_struct *work)
 		bnxt_hwrm_tunnel_dst_port_free(
 			bp, TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_VXLAN);
 	}
+	if (test_and_clear_bit(BNXT_GENEVE_ADD_PORT_SP_EVENT, &bp->sp_event)) {
+		bnxt_hwrm_tunnel_dst_port_alloc(
+			bp, bp->nge_port,
+			TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_GENEVE);
+	}
+	if (test_and_clear_bit(BNXT_GENEVE_DEL_PORT_SP_EVENT, &bp->sp_event)) {
+		bnxt_hwrm_tunnel_dst_port_free(
+			bp, TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_GENEVE);
+	}
 	if (test_and_clear_bit(BNXT_RESET_TASK_SP_EVENT, &bp->sp_event)) {
 		/* bnxt_reset_task() calls bnxt_close_nic() which waits
 		 * for BNXT_STATE_IN_SP_TASK to clear.
@@ -6067,6 +6071,16 @@ static void bnxt_udp_tunnel_add(struct net_device *dev,
 			schedule_work(&bp->sp_task);
 		}
 		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (bp->nge_port_cnt && bp->nge_port != ti->port)
+			return;
+
+		bp->nge_port_cnt++;
+		if (bp->nge_port_cnt == 1) {
+			bp->nge_port = ti->port;
+			set_bit(BNXT_GENEVE_ADD_PORT_SP_EVENT, &bp->sp_event);
+		}
+		break;
 	default:
 		return;
 	}
@@ -6096,6 +6110,16 @@ static void bnxt_udp_tunnel_del(struct net_device *dev,
 
 		set_bit(BNXT_VXLAN_DEL_PORT_SP_EVENT, &bp->sp_event);
 		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (!bp->nge_port_cnt || bp->nge_port != ti->port)
+			return;
+		bp->nge_port_cnt--;
+
+		if (bp->nge_port_cnt != 0)
+			return;
+
+		set_bit(BNXT_GENEVE_DEL_PORT_SP_EVENT, &bp->sp_event);
+		break;
 	default:
 		return;
 	}
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 2824d65b2e35..9878c1db4402 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -991,6 +991,7 @@ struct bnxt {
 	__be16			vxlan_port;
 	u8			vxlan_port_cnt;
 	__le16			vxlan_fw_dst_port_id;
+	__be16			nge_port;
 	u8			nge_port_cnt;
 	__le16			nge_fw_dst_port_id;
 
@@ -1018,6 +1019,8 @@ struct bnxt {
 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT	8
 #define BNXT_PERIODIC_STATS_SP_EVENT	9
 #define BNXT_HWRM_PORT_MODULE_SP_EVENT	10
+#define BNXT_GENEVE_ADD_PORT_SP_EVENT	11
+#define BNXT_GENEVE_DEL_PORT_SP_EVENT	12
 
 	struct bnxt_pf_info	pf;
 #ifdef CONFIG_BNXT_SRIOV


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 07/17] benet: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:08   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type if VXLAN we can maintain the same
functionality.

I have also gone though and removed the BE2NET_VXLAN config option since it
no longer relies on the VXLAN code anyway.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/emulex/benet/Kconfig   |    8 -------
 drivers/net/ethernet/emulex/benet/be_main.c |   32 +++++++++++++--------------
 2 files changed, 15 insertions(+), 25 deletions(-)

diff --git a/drivers/net/ethernet/emulex/benet/Kconfig b/drivers/net/ethernet/emulex/benet/Kconfig
index 7108563260ae..b4853ec9de8d 100644
--- a/drivers/net/ethernet/emulex/benet/Kconfig
+++ b/drivers/net/ethernet/emulex/benet/Kconfig
@@ -13,11 +13,3 @@ config BE2NET_HWMON
 	---help---
 	  Say Y here if you want to expose thermal sensor data on
 	  be2net network adapter.
-
-config BE2NET_VXLAN
-        bool "VXLAN offload support on be2net driver"
-        default y
-        depends on BE2NET && VXLAN && !(BE2NET=y && VXLAN=m)
-        ---help---
-	  Say Y here if you want to enable VXLAN offload support on
-	  be2net driver.
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 2451a47e88ab..3d947897bb6a 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -3625,10 +3625,8 @@ static int be_open(struct net_device *netdev)
 		be_link_status_update(adapter, link_status);
 
 	netif_tx_start_all_queues(netdev);
-#ifdef CONFIG_BE2NET_VXLAN
 	if (skyhawk_chip(adapter))
-		vxlan_get_rx_port(netdev);
-#endif
+		udp_tunnel_get_rx_info(netdev);
 
 	return 0;
 err:
@@ -3755,7 +3753,6 @@ static void be_cancel_err_detection(struct be_adapter *adapter)
 	}
 }
 
-#ifdef CONFIG_BE2NET_VXLAN
 static void be_disable_vxlan_offloads(struct be_adapter *adapter)
 {
 	struct net_device *netdev = adapter->netdev;
@@ -3774,7 +3771,6 @@ static void be_disable_vxlan_offloads(struct be_adapter *adapter)
 	netdev->hw_features &= ~(NETIF_F_GSO_UDP_TUNNEL);
 	netdev->features &= ~(NETIF_F_GSO_UDP_TUNNEL);
 }
-#endif
 
 static void be_calculate_vf_res(struct be_adapter *adapter, u16 num_vfs,
 				struct be_resources *vft_res)
@@ -3875,9 +3871,7 @@ static int be_clear(struct be_adapter *adapter)
 					&vft_res);
 	}
 
-#ifdef CONFIG_BE2NET_VXLAN
 	be_disable_vxlan_offloads(adapter);
-#endif
 	kfree(adapter->pmac_id);
 	adapter->pmac_id = NULL;
 
@@ -4705,7 +4699,6 @@ static int be_ndo_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq,
 				       0, 0, nlflags, filter_mask, NULL);
 }
 
-#ifdef CONFIG_BE2NET_VXLAN
 /* VxLAN offload Notes:
  *
  * The stack defines tunnel offload flags (hw_enc_features) for IP and doesn't
@@ -4720,13 +4713,17 @@ static int be_ndo_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq,
  * adds more than one port, disable offloads and don't re-enable them again
  * until after all the tunnels are removed.
  */
-static void be_add_vxlan_port(struct net_device *netdev, sa_family_t sa_family,
-			      __be16 port)
+static void be_add_vxlan_port(struct net_device *netdev,
+			      struct udp_tunnel_info *ti)
 {
 	struct be_adapter *adapter = netdev_priv(netdev);
 	struct device *dev = &adapter->pdev->dev;
+	__be16 port = ti->port;
 	int status;
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
 	if (lancer_chip(adapter) || BEx_chip(adapter) || be_is_mc(adapter))
 		return;
 
@@ -4774,10 +4771,14 @@ err:
 	be_disable_vxlan_offloads(adapter);
 }
 
-static void be_del_vxlan_port(struct net_device *netdev, sa_family_t sa_family,
-			      __be16 port)
+static void be_del_vxlan_port(struct net_device *netdev,
+			      struct udp_tunnel_info *ti)
 {
 	struct be_adapter *adapter = netdev_priv(netdev);
+	__be16 port = ti->port;
+
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
 
 	if (lancer_chip(adapter) || BEx_chip(adapter) || be_is_mc(adapter))
 		return;
@@ -4839,7 +4840,6 @@ static netdev_features_t be_features_check(struct sk_buff *skb,
 
 	return features;
 }
-#endif
 
 static int be_get_phys_port_id(struct net_device *dev,
 			       struct netdev_phys_item_id *ppid)
@@ -4887,11 +4887,9 @@ static const struct net_device_ops be_netdev_ops = {
 #ifdef CONFIG_NET_RX_BUSY_POLL
 	.ndo_busy_poll		= be_busy_poll,
 #endif
-#ifdef CONFIG_BE2NET_VXLAN
-	.ndo_add_vxlan_port	= be_add_vxlan_port,
-	.ndo_del_vxlan_port	= be_del_vxlan_port,
+	.ndo_udp_tunnel_add	= be_add_vxlan_port,
+	.ndo_udp_tunnel_del	= be_del_vxlan_port,
 	.ndo_features_check	= be_features_check,
-#endif
 	.ndo_get_phys_port_id   = be_get_phys_port_id,
 };
 

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 07/17] benet: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
@ 2016-06-15 22:08   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: intel-wired-lan

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type if VXLAN we can maintain the same
functionality.

I have also gone though and removed the BE2NET_VXLAN config option since it
no longer relies on the VXLAN code anyway.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/emulex/benet/Kconfig   |    8 -------
 drivers/net/ethernet/emulex/benet/be_main.c |   32 +++++++++++++--------------
 2 files changed, 15 insertions(+), 25 deletions(-)

diff --git a/drivers/net/ethernet/emulex/benet/Kconfig b/drivers/net/ethernet/emulex/benet/Kconfig
index 7108563260ae..b4853ec9de8d 100644
--- a/drivers/net/ethernet/emulex/benet/Kconfig
+++ b/drivers/net/ethernet/emulex/benet/Kconfig
@@ -13,11 +13,3 @@ config BE2NET_HWMON
 	---help---
 	  Say Y here if you want to expose thermal sensor data on
 	  be2net network adapter.
-
-config BE2NET_VXLAN
-        bool "VXLAN offload support on be2net driver"
-        default y
-        depends on BE2NET && VXLAN && !(BE2NET=y && VXLAN=m)
-        ---help---
-	  Say Y here if you want to enable VXLAN offload support on
-	  be2net driver.
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 2451a47e88ab..3d947897bb6a 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -3625,10 +3625,8 @@ static int be_open(struct net_device *netdev)
 		be_link_status_update(adapter, link_status);
 
 	netif_tx_start_all_queues(netdev);
-#ifdef CONFIG_BE2NET_VXLAN
 	if (skyhawk_chip(adapter))
-		vxlan_get_rx_port(netdev);
-#endif
+		udp_tunnel_get_rx_info(netdev);
 
 	return 0;
 err:
@@ -3755,7 +3753,6 @@ static void be_cancel_err_detection(struct be_adapter *adapter)
 	}
 }
 
-#ifdef CONFIG_BE2NET_VXLAN
 static void be_disable_vxlan_offloads(struct be_adapter *adapter)
 {
 	struct net_device *netdev = adapter->netdev;
@@ -3774,7 +3771,6 @@ static void be_disable_vxlan_offloads(struct be_adapter *adapter)
 	netdev->hw_features &= ~(NETIF_F_GSO_UDP_TUNNEL);
 	netdev->features &= ~(NETIF_F_GSO_UDP_TUNNEL);
 }
-#endif
 
 static void be_calculate_vf_res(struct be_adapter *adapter, u16 num_vfs,
 				struct be_resources *vft_res)
@@ -3875,9 +3871,7 @@ static int be_clear(struct be_adapter *adapter)
 					&vft_res);
 	}
 
-#ifdef CONFIG_BE2NET_VXLAN
 	be_disable_vxlan_offloads(adapter);
-#endif
 	kfree(adapter->pmac_id);
 	adapter->pmac_id = NULL;
 
@@ -4705,7 +4699,6 @@ static int be_ndo_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq,
 				       0, 0, nlflags, filter_mask, NULL);
 }
 
-#ifdef CONFIG_BE2NET_VXLAN
 /* VxLAN offload Notes:
  *
  * The stack defines tunnel offload flags (hw_enc_features) for IP and doesn't
@@ -4720,13 +4713,17 @@ static int be_ndo_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq,
  * adds more than one port, disable offloads and don't re-enable them again
  * until after all the tunnels are removed.
  */
-static void be_add_vxlan_port(struct net_device *netdev, sa_family_t sa_family,
-			      __be16 port)
+static void be_add_vxlan_port(struct net_device *netdev,
+			      struct udp_tunnel_info *ti)
 {
 	struct be_adapter *adapter = netdev_priv(netdev);
 	struct device *dev = &adapter->pdev->dev;
+	__be16 port = ti->port;
 	int status;
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
 	if (lancer_chip(adapter) || BEx_chip(adapter) || be_is_mc(adapter))
 		return;
 
@@ -4774,10 +4771,14 @@ err:
 	be_disable_vxlan_offloads(adapter);
 }
 
-static void be_del_vxlan_port(struct net_device *netdev, sa_family_t sa_family,
-			      __be16 port)
+static void be_del_vxlan_port(struct net_device *netdev,
+			      struct udp_tunnel_info *ti)
 {
 	struct be_adapter *adapter = netdev_priv(netdev);
+	__be16 port = ti->port;
+
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
 
 	if (lancer_chip(adapter) || BEx_chip(adapter) || be_is_mc(adapter))
 		return;
@@ -4839,7 +4840,6 @@ static netdev_features_t be_features_check(struct sk_buff *skb,
 
 	return features;
 }
-#endif
 
 static int be_get_phys_port_id(struct net_device *dev,
 			       struct netdev_phys_item_id *ppid)
@@ -4887,11 +4887,9 @@ static const struct net_device_ops be_netdev_ops = {
 #ifdef CONFIG_NET_RX_BUSY_POLL
 	.ndo_busy_poll		= be_busy_poll,
 #endif
-#ifdef CONFIG_BE2NET_VXLAN
-	.ndo_add_vxlan_port	= be_add_vxlan_port,
-	.ndo_del_vxlan_port	= be_del_vxlan_port,
+	.ndo_udp_tunnel_add	= be_add_vxlan_port,
+	.ndo_udp_tunnel_del	= be_del_vxlan_port,
 	.ndo_features_check	= be_features_check,
-#endif
 	.ndo_get_phys_port_id   = be_get_phys_port_id,
 };
 


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 08/17] fm10k: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:08   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type if VXLAN we can maintain the same
functionality.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/intel/Kconfig              |   11 -------
 drivers/net/ethernet/intel/fm10k/fm10k_netdev.c |   36 +++++++++++++----------
 2 files changed, 20 insertions(+), 27 deletions(-)

diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig
index 714bd1014ddb..11fc5e8ea968 100644
--- a/drivers/net/ethernet/intel/Kconfig
+++ b/drivers/net/ethernet/intel/Kconfig
@@ -307,15 +307,4 @@ config FM10K
 	  To compile this driver as a module, choose M here. The module
 	  will be called fm10k.  MSI-X interrupt support is required
 
-config FM10K_VXLAN
-	bool "Virtual eXtensible Local Area Network Support"
-	default n
-	depends on FM10K && VXLAN && !(FM10K=y && VXLAN=m)
-	---help---
-	  This allows one to create VXLAN virtual interfaces that provide
-	  Layer 2 Networks over Layer 3 Networks. VXLAN is often used
-	  to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to use Virtual eXtensible Local Area Network
-	  (VXLAN) in the driver.
-
 endif # NET_VENDOR_INTEL
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c
index 2a08d3f5b6df..d00cb193da9a 100644
--- a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c
+++ b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c
@@ -20,9 +20,7 @@
 
 #include "fm10k.h"
 #include <linux/vmalloc.h>
-#ifdef CONFIG_FM10K_VXLAN
-#include <net/vxlan.h>
-#endif /* CONFIG_FM10K_VXLAN */
+#include <net/udp_tunnel.h>
 
 /**
  * fm10k_setup_tx_resources - allocate Tx resources (Descriptors)
@@ -436,6 +434,7 @@ static void fm10k_restore_vxlan_port(struct fm10k_intfc *interface)
  * @netdev: network interface device structure
  * @sa_family: Address family of new port
  * @port: port number used for VXLAN
+ * @type: Enumerated value specifying udp encapsulation type
  *
  * This function is called when a new VXLAN interface has added a new port
  * number to the range that is currently in use for VXLAN.  The new port
@@ -444,18 +443,21 @@ static void fm10k_restore_vxlan_port(struct fm10k_intfc *interface)
  * is always used as the VXLAN port number for offloads.
  **/
 static void fm10k_add_vxlan_port(struct net_device *dev,
-				 sa_family_t sa_family, __be16 port) {
+				 struct udp_tunnel_info *ti)
+{
 	struct fm10k_intfc *interface = netdev_priv(dev);
 	struct fm10k_vxlan_port *vxlan_port;
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
 	/* only the PF supports configuring tunnels */
 	if (interface->hw.mac.type != fm10k_mac_pf)
 		return;
 
 	/* existing ports are pulled out so our new entry is always last */
 	fm10k_vxlan_port_for_each(vxlan_port, interface) {
-		if ((vxlan_port->port == port) &&
-		    (vxlan_port->sa_family == sa_family)) {
+		if ((vxlan_port->port == ti->port) &&
+		    (vxlan_port->sa_family == ti->sa_family)) {
 			list_del(&vxlan_port->list);
 			goto insert_tail;
 		}
@@ -465,8 +467,8 @@ static void fm10k_add_vxlan_port(struct net_device *dev,
 	vxlan_port = kmalloc(sizeof(*vxlan_port), GFP_ATOMIC);
 	if (!vxlan_port)
 		return;
-	vxlan_port->port = port;
-	vxlan_port->sa_family = sa_family;
+	vxlan_port->port = ti->port;
+	vxlan_port->sa_family = ti->sa_family;
 
 insert_tail:
 	/* add new port value to list */
@@ -480,6 +482,7 @@ insert_tail:
  * @netdev: network interface device structure
  * @sa_family: Address family of freed port
  * @port: port number used for VXLAN
+ * @type: Enumerated value specifying udp encapsulation type
  *
  * This function is called when a new VXLAN interface has freed a port
  * number from the range that is currently in use for VXLAN.  The freed
@@ -487,17 +490,20 @@ insert_tail:
  * the port number for offloads.
  **/
 static void fm10k_del_vxlan_port(struct net_device *dev,
-				 sa_family_t sa_family, __be16 port) {
+				 struct udp_tunnel_info *ti)
+{
 	struct fm10k_intfc *interface = netdev_priv(dev);
 	struct fm10k_vxlan_port *vxlan_port;
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
 	if (interface->hw.mac.type != fm10k_mac_pf)
 		return;
 
 	/* find the port in the list and free it */
 	fm10k_vxlan_port_for_each(vxlan_port, interface) {
-		if ((vxlan_port->port == port) &&
-		    (vxlan_port->sa_family == sa_family)) {
+		if ((vxlan_port->port == ti->port) &&
+		    (vxlan_port->sa_family == ti->sa_family)) {
 			list_del(&vxlan_port->list);
 			kfree(vxlan_port);
 			break;
@@ -553,10 +559,8 @@ int fm10k_open(struct net_device *netdev)
 	if (err)
 		goto err_set_queues;
 
-#ifdef CONFIG_FM10K_VXLAN
 	/* update VXLAN port configuration */
-	vxlan_get_rx_port(netdev);
-#endif
+	udp_tunnel_get_rx_info(netdev);
 
 	fm10k_up(interface);
 
@@ -1375,8 +1379,8 @@ static const struct net_device_ops fm10k_netdev_ops = {
 	.ndo_set_vf_vlan	= fm10k_ndo_set_vf_vlan,
 	.ndo_set_vf_rate	= fm10k_ndo_set_vf_bw,
 	.ndo_get_vf_config	= fm10k_ndo_get_vf_config,
-	.ndo_add_vxlan_port	= fm10k_add_vxlan_port,
-	.ndo_del_vxlan_port	= fm10k_del_vxlan_port,
+	.ndo_udp_tunnel_add	= fm10k_add_vxlan_port,
+	.ndo_udp_tunnel_del	= fm10k_del_vxlan_port,
 	.ndo_dfwd_add_station	= fm10k_dfwd_add_station,
 	.ndo_dfwd_del_station	= fm10k_dfwd_del_station,
 #ifdef CONFIG_NET_POLL_CONTROLLER

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 08/17] fm10k: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
@ 2016-06-15 22:08   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: intel-wired-lan

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type if VXLAN we can maintain the same
functionality.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/intel/Kconfig              |   11 -------
 drivers/net/ethernet/intel/fm10k/fm10k_netdev.c |   36 +++++++++++++----------
 2 files changed, 20 insertions(+), 27 deletions(-)

diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig
index 714bd1014ddb..11fc5e8ea968 100644
--- a/drivers/net/ethernet/intel/Kconfig
+++ b/drivers/net/ethernet/intel/Kconfig
@@ -307,15 +307,4 @@ config FM10K
 	  To compile this driver as a module, choose M here. The module
 	  will be called fm10k.  MSI-X interrupt support is required
 
-config FM10K_VXLAN
-	bool "Virtual eXtensible Local Area Network Support"
-	default n
-	depends on FM10K && VXLAN && !(FM10K=y && VXLAN=m)
-	---help---
-	  This allows one to create VXLAN virtual interfaces that provide
-	  Layer 2 Networks over Layer 3 Networks. VXLAN is often used
-	  to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to use Virtual eXtensible Local Area Network
-	  (VXLAN) in the driver.
-
 endif # NET_VENDOR_INTEL
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c
index 2a08d3f5b6df..d00cb193da9a 100644
--- a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c
+++ b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c
@@ -20,9 +20,7 @@
 
 #include "fm10k.h"
 #include <linux/vmalloc.h>
-#ifdef CONFIG_FM10K_VXLAN
-#include <net/vxlan.h>
-#endif /* CONFIG_FM10K_VXLAN */
+#include <net/udp_tunnel.h>
 
 /**
  * fm10k_setup_tx_resources - allocate Tx resources (Descriptors)
@@ -436,6 +434,7 @@ static void fm10k_restore_vxlan_port(struct fm10k_intfc *interface)
  * @netdev: network interface device structure
  * @sa_family: Address family of new port
  * @port: port number used for VXLAN
+ * @type: Enumerated value specifying udp encapsulation type
  *
  * This function is called when a new VXLAN interface has added a new port
  * number to the range that is currently in use for VXLAN.  The new port
@@ -444,18 +443,21 @@ static void fm10k_restore_vxlan_port(struct fm10k_intfc *interface)
  * is always used as the VXLAN port number for offloads.
  **/
 static void fm10k_add_vxlan_port(struct net_device *dev,
-				 sa_family_t sa_family, __be16 port) {
+				 struct udp_tunnel_info *ti)
+{
 	struct fm10k_intfc *interface = netdev_priv(dev);
 	struct fm10k_vxlan_port *vxlan_port;
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
 	/* only the PF supports configuring tunnels */
 	if (interface->hw.mac.type != fm10k_mac_pf)
 		return;
 
 	/* existing ports are pulled out so our new entry is always last */
 	fm10k_vxlan_port_for_each(vxlan_port, interface) {
-		if ((vxlan_port->port == port) &&
-		    (vxlan_port->sa_family == sa_family)) {
+		if ((vxlan_port->port == ti->port) &&
+		    (vxlan_port->sa_family == ti->sa_family)) {
 			list_del(&vxlan_port->list);
 			goto insert_tail;
 		}
@@ -465,8 +467,8 @@ static void fm10k_add_vxlan_port(struct net_device *dev,
 	vxlan_port = kmalloc(sizeof(*vxlan_port), GFP_ATOMIC);
 	if (!vxlan_port)
 		return;
-	vxlan_port->port = port;
-	vxlan_port->sa_family = sa_family;
+	vxlan_port->port = ti->port;
+	vxlan_port->sa_family = ti->sa_family;
 
 insert_tail:
 	/* add new port value to list */
@@ -480,6 +482,7 @@ insert_tail:
  * @netdev: network interface device structure
  * @sa_family: Address family of freed port
  * @port: port number used for VXLAN
+ * @type: Enumerated value specifying udp encapsulation type
  *
  * This function is called when a new VXLAN interface has freed a port
  * number from the range that is currently in use for VXLAN.  The freed
@@ -487,17 +490,20 @@ insert_tail:
  * the port number for offloads.
  **/
 static void fm10k_del_vxlan_port(struct net_device *dev,
-				 sa_family_t sa_family, __be16 port) {
+				 struct udp_tunnel_info *ti)
+{
 	struct fm10k_intfc *interface = netdev_priv(dev);
 	struct fm10k_vxlan_port *vxlan_port;
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
 	if (interface->hw.mac.type != fm10k_mac_pf)
 		return;
 
 	/* find the port in the list and free it */
 	fm10k_vxlan_port_for_each(vxlan_port, interface) {
-		if ((vxlan_port->port == port) &&
-		    (vxlan_port->sa_family == sa_family)) {
+		if ((vxlan_port->port == ti->port) &&
+		    (vxlan_port->sa_family == ti->sa_family)) {
 			list_del(&vxlan_port->list);
 			kfree(vxlan_port);
 			break;
@@ -553,10 +559,8 @@ int fm10k_open(struct net_device *netdev)
 	if (err)
 		goto err_set_queues;
 
-#ifdef CONFIG_FM10K_VXLAN
 	/* update VXLAN port configuration */
-	vxlan_get_rx_port(netdev);
-#endif
+	udp_tunnel_get_rx_info(netdev);
 
 	fm10k_up(interface);
 
@@ -1375,8 +1379,8 @@ static const struct net_device_ops fm10k_netdev_ops = {
 	.ndo_set_vf_vlan	= fm10k_ndo_set_vf_vlan,
 	.ndo_set_vf_rate	= fm10k_ndo_set_vf_bw,
 	.ndo_get_vf_config	= fm10k_ndo_get_vf_config,
-	.ndo_add_vxlan_port	= fm10k_add_vxlan_port,
-	.ndo_del_vxlan_port	= fm10k_del_vxlan_port,
+	.ndo_udp_tunnel_add	= fm10k_add_vxlan_port,
+	.ndo_udp_tunnel_del	= fm10k_del_vxlan_port,
 	.ndo_dfwd_add_station	= fm10k_dfwd_add_station,
 	.ndo_dfwd_del_station	= fm10k_dfwd_del_station,
 #ifdef CONFIG_NET_POLL_CONTROLLER


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 09/17] i40e: Move all UDP port notifiers to single function
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:08   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This patch goes through and combines the notifiers for VXLAN and GENEVE
into a single function for each action.  So there is now one combined
function for getting ports, one for adding the ports, and one for deleting
the ports.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/intel/Kconfig          |   21 ---
 drivers/net/ethernet/intel/i40e/i40e_main.c |  186 +++++++--------------------
 2 files changed, 51 insertions(+), 156 deletions(-)

diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig
index 11fc5e8ea968..1fbf9088a4d7 100644
--- a/drivers/net/ethernet/intel/Kconfig
+++ b/drivers/net/ethernet/intel/Kconfig
@@ -236,27 +236,6 @@ config I40E
 	  To compile this driver as a module, choose M here. The module
 	  will be called i40e.
 
-config I40E_VXLAN
-	bool "Virtual eXtensible Local Area Network Support"
-	default n
-	depends on I40E && VXLAN && !(I40E=y && VXLAN=m)
-	---help---
-	  This allows one to create VXLAN virtual interfaces that provide
-	  Layer 2 Networks over Layer 3 Networks. VXLAN is often used
-	  to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to use Virtual eXtensible Local Area Network
-	  (VXLAN) in the driver.
-
-config I40E_GENEVE
-	bool "Generic Network Virtualization Encapsulation (GENEVE) Support"
-	depends on I40E && GENEVE && !(I40E=y && GENEVE=m)
-	default n
-	---help---
-	  This allows one to create GENEVE virtual interfaces that provide
-	  Layer 2 Networks over Layer 3 Networks. GENEVE is often used
-	  to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to use GENEVE in the driver.
-
 config I40E_DCB
 	bool "Data Center Bridging (DCB) Support"
 	default n
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 68172759bf71..2b1140563a64 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -31,12 +31,7 @@
 /* Local includes */
 #include "i40e.h"
 #include "i40e_diag.h"
-#if IS_ENABLED(CONFIG_VXLAN)
-#include <net/vxlan.h>
-#endif
-#if IS_ENABLED(CONFIG_GENEVE)
-#include <net/geneve.h>
-#endif
+#include <net/udp_tunnel.h>
 
 const char i40e_driver_name[] = "i40e";
 static const char i40e_driver_string[] =
@@ -5367,14 +5362,7 @@ int i40e_open(struct net_device *netdev)
 						       TCP_FLAG_CWR) >> 16);
 	wr32(&pf->hw, I40E_GLLAN_TSOMSK_L, be32_to_cpu(TCP_FLAG_CWR) >> 16);
 
-#ifdef CONFIG_I40E_VXLAN
-	vxlan_get_rx_port(netdev);
-#endif
-#ifdef CONFIG_I40E_GENEVE
-	if (pf->flags & I40E_FLAG_GENEVE_OFFLOAD_CAPABLE)
-		geneve_get_rx_port(netdev);
-#endif
-
+	udp_tunnel_get_rx_info(netdev);
 	i40e_notify_client_of_netdev_open(vsi);
 
 	return 0;
@@ -7083,7 +7071,6 @@ static void i40e_handle_mdd_event(struct i40e_pf *pf)
  **/
 static void i40e_sync_udp_filters_subtask(struct i40e_pf *pf)
 {
-#if IS_ENABLED(CONFIG_VXLAN) || IS_ENABLED(CONFIG_GENEVE)
 	struct i40e_hw *hw = &pf->hw;
 	i40e_status ret;
 	__be16 port;
@@ -7118,7 +7105,6 @@ static void i40e_sync_udp_filters_subtask(struct i40e_pf *pf)
 			}
 		}
 	}
-#endif
 }
 
 /**
@@ -8658,7 +8644,6 @@ static int i40e_set_features(struct net_device *netdev,
 	return 0;
 }
 
-#if IS_ENABLED(CONFIG_VXLAN) || IS_ENABLED(CONFIG_GENEVE)
 /**
  * i40e_get_udp_port_idx - Lookup a possibly offloaded for Rx UDP port
  * @pf: board private structure
@@ -8678,21 +8663,18 @@ static u8 i40e_get_udp_port_idx(struct i40e_pf *pf, __be16 port)
 	return i;
 }
 
-#endif
-
-#if IS_ENABLED(CONFIG_VXLAN)
 /**
- * i40e_add_vxlan_port - Get notifications about VXLAN ports that come up
+ * i40e_udp_tunnel_add - Get notifications about UDP tunnel ports that come up
  * @netdev: This physical port's netdev
- * @sa_family: Socket Family that VXLAN is notifying us about
- * @port: New UDP port number that VXLAN started listening to
+ * @ti: Tunnel endpoint information
  **/
-static void i40e_add_vxlan_port(struct net_device *netdev,
-				sa_family_t sa_family, __be16 port)
+static void i40e_udp_tunnel_add(struct net_device *netdev,
+				struct udp_tunnel_info *ti)
 {
 	struct i40e_netdev_priv *np = netdev_priv(netdev);
 	struct i40e_vsi *vsi = np->vsi;
 	struct i40e_pf *pf = vsi->back;
+	__be16 port = ti->port;
 	u8 next_idx;
 	u8 idx;
 
@@ -8700,7 +8682,7 @@ static void i40e_add_vxlan_port(struct net_device *netdev,
 
 	/* Check if port already exists */
 	if (idx < I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		netdev_info(netdev, "vxlan port %d already offloaded\n",
+		netdev_info(netdev, "port %d already offloaded\n",
 			    ntohs(port));
 		return;
 	}
@@ -8709,131 +8691,75 @@ static void i40e_add_vxlan_port(struct net_device *netdev,
 	next_idx = i40e_get_udp_port_idx(pf, 0);
 
 	if (next_idx == I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		netdev_info(netdev, "maximum number of vxlan UDP ports reached, not adding port %d\n",
-			    ntohs(port));
-		return;
-	}
-
-	/* New port: add it and mark its index in the bitmap */
-	pf->udp_ports[next_idx].index = port;
-	pf->udp_ports[next_idx].type = I40E_AQC_TUNNEL_TYPE_VXLAN;
-	pf->pending_udp_bitmap |= BIT_ULL(next_idx);
-	pf->flags |= I40E_FLAG_UDP_FILTER_SYNC;
-}
-
-/**
- * i40e_del_vxlan_port - Get notifications about VXLAN ports that go away
- * @netdev: This physical port's netdev
- * @sa_family: Socket Family that VXLAN is notifying us about
- * @port: UDP port number that VXLAN stopped listening to
- **/
-static void i40e_del_vxlan_port(struct net_device *netdev,
-				sa_family_t sa_family, __be16 port)
-{
-	struct i40e_netdev_priv *np = netdev_priv(netdev);
-	struct i40e_vsi *vsi = np->vsi;
-	struct i40e_pf *pf = vsi->back;
-	u8 idx;
-
-	idx = i40e_get_udp_port_idx(pf, port);
-
-	/* Check if port already exists */
-	if (idx < I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		/* if port exists, set it to 0 (mark for deletion)
-		 * and make it pending
-		 */
-		pf->udp_ports[idx].index = 0;
-		pf->pending_udp_bitmap |= BIT_ULL(idx);
-		pf->flags |= I40E_FLAG_UDP_FILTER_SYNC;
-	} else {
-		netdev_warn(netdev, "vxlan port %d was not found, not deleting\n",
-			    ntohs(port));
-	}
-}
-#endif
-
-#if IS_ENABLED(CONFIG_GENEVE)
-/**
- * i40e_add_geneve_port - Get notifications about GENEVE ports that come up
- * @netdev: This physical port's netdev
- * @sa_family: Socket Family that GENEVE is notifying us about
- * @port: New UDP port number that GENEVE started listening to
- **/
-static void i40e_add_geneve_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
-{
-	struct i40e_netdev_priv *np = netdev_priv(netdev);
-	struct i40e_vsi *vsi = np->vsi;
-	struct i40e_pf *pf = vsi->back;
-	u8 next_idx;
-	u8 idx;
-
-	if (!(pf->flags & I40E_FLAG_GENEVE_OFFLOAD_CAPABLE))
-		return;
-
-	idx = i40e_get_udp_port_idx(pf, port);
-
-	/* Check if port already exists */
-	if (idx < I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		netdev_info(netdev, "udp port %d already offloaded\n",
+		netdev_info(netdev, "maximum number of offloaded UDP ports reached, not adding port %d\n",
 			    ntohs(port));
 		return;
 	}
 
-	/* Now check if there is space to add the new port */
-	next_idx = i40e_get_udp_port_idx(pf, 0);
-
-	if (next_idx == I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		netdev_info(netdev, "maximum number of UDP ports reached, not adding port %d\n",
-			    ntohs(port));
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		pf->udp_ports[next_idx].type = I40E_AQC_TUNNEL_TYPE_VXLAN;
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (!(pf->flags & I40E_FLAG_GENEVE_OFFLOAD_CAPABLE))
+			return;
+		pf->udp_ports[next_idx].type = I40E_AQC_TUNNEL_TYPE_NGE;
+		break;
+	default:
 		return;
 	}
 
 	/* New port: add it and mark its index in the bitmap */
 	pf->udp_ports[next_idx].index = port;
-	pf->udp_ports[next_idx].type = I40E_AQC_TUNNEL_TYPE_NGE;
 	pf->pending_udp_bitmap |= BIT_ULL(next_idx);
 	pf->flags |= I40E_FLAG_UDP_FILTER_SYNC;
-
-	dev_info(&pf->pdev->dev, "adding geneve port %d\n", ntohs(port));
 }
 
 /**
- * i40e_del_geneve_port - Get notifications about GENEVE ports that go away
+ * i40e_udp_tunnel_del - Get notifications about UDP tunnel ports that go away
  * @netdev: This physical port's netdev
- * @sa_family: Socket Family that GENEVE is notifying us about
- * @port: UDP port number that GENEVE stopped listening to
+ * @ti: Tunnel endpoint information
  **/
-static void i40e_del_geneve_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
+static void i40e_udp_tunnel_del(struct net_device *netdev,
+				struct udp_tunnel_info *ti)
 {
 	struct i40e_netdev_priv *np = netdev_priv(netdev);
 	struct i40e_vsi *vsi = np->vsi;
 	struct i40e_pf *pf = vsi->back;
+	__be16 port = ti->port;
 	u8 idx;
 
-	if (!(pf->flags & I40E_FLAG_GENEVE_OFFLOAD_CAPABLE))
-		return;
-
 	idx = i40e_get_udp_port_idx(pf, port);
 
 	/* Check if port already exists */
-	if (idx < I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		/* if port exists, set it to 0 (mark for deletion)
-		 * and make it pending
-		 */
-		pf->udp_ports[idx].index = 0;
-		pf->pending_udp_bitmap |= BIT_ULL(idx);
-		pf->flags |= I40E_FLAG_UDP_FILTER_SYNC;
+	if (idx >= I40E_MAX_PF_UDP_OFFLOAD_PORTS)
+		goto not_found;
 
-		dev_info(&pf->pdev->dev, "deleting geneve port %d\n",
-			 ntohs(port));
-	} else {
-		netdev_warn(netdev, "geneve port %d was not found, not deleting\n",
-			    ntohs(port));
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (pf->udp_ports[idx].type != I40E_AQC_TUNNEL_TYPE_VXLAN)
+			goto not_found;
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (pf->udp_ports[idx].type != I40E_AQC_TUNNEL_TYPE_NGE)
+			goto not_found;
+		break;
+	default:
+		goto not_found;
 	}
+
+	/* if port exists, set it to 0 (mark for deletion)
+	 * and make it pending
+	 */
+	pf->udp_ports[idx].index = 0;
+	pf->pending_udp_bitmap |= BIT_ULL(idx);
+	pf->flags |= I40E_FLAG_UDP_FILTER_SYNC;
+
+	return;
+not_found:
+	netdev_warn(netdev, "UDP port %d was not found, not deleting\n",
+		    ntohs(port));
 }
-#endif
 
 static int i40e_get_phys_port_id(struct net_device *netdev,
 				 struct netdev_phys_item_id *ppid)
@@ -9063,14 +8989,8 @@ static const struct net_device_ops i40e_netdev_ops = {
 	.ndo_set_vf_link_state	= i40e_ndo_set_vf_link_state,
 	.ndo_set_vf_spoofchk	= i40e_ndo_set_vf_spoofchk,
 	.ndo_set_vf_trust	= i40e_ndo_set_vf_trust,
-#if IS_ENABLED(CONFIG_VXLAN)
-	.ndo_add_vxlan_port	= i40e_add_vxlan_port,
-	.ndo_del_vxlan_port	= i40e_del_vxlan_port,
-#endif
-#if IS_ENABLED(CONFIG_GENEVE)
-	.ndo_add_geneve_port	= i40e_add_geneve_port,
-	.ndo_del_geneve_port	= i40e_del_geneve_port,
-#endif
+	.ndo_udp_tunnel_add	= i40e_udp_tunnel_add,
+	.ndo_udp_tunnel_del	= i40e_udp_tunnel_del,
 	.ndo_get_phys_port_id	= i40e_get_phys_port_id,
 	.ndo_fdb_add		= i40e_ndo_fdb_add,
 	.ndo_features_check	= i40e_features_check,
@@ -10719,12 +10639,8 @@ static void i40e_print_features(struct i40e_pf *pf)
 	}
 	if (pf->flags & I40E_FLAG_DCB_CAPABLE)
 		i += snprintf(&buf[i], REMAIN(i), " DCB");
-#if IS_ENABLED(CONFIG_VXLAN)
 	i += snprintf(&buf[i], REMAIN(i), " VxLAN");
-#endif
-#if IS_ENABLED(CONFIG_GENEVE)
 	i += snprintf(&buf[i], REMAIN(i), " Geneve");
-#endif
 	if (pf->flags & I40E_FLAG_PTP)
 		i += snprintf(&buf[i], REMAIN(i), " PTP");
 #ifdef I40E_FCOE

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 09/17] i40e: Move all UDP port notifiers to single function
@ 2016-06-15 22:08   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: intel-wired-lan

This patch goes through and combines the notifiers for VXLAN and GENEVE
into a single function for each action.  So there is now one combined
function for getting ports, one for adding the ports, and one for deleting
the ports.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/intel/Kconfig          |   21 ---
 drivers/net/ethernet/intel/i40e/i40e_main.c |  186 +++++++--------------------
 2 files changed, 51 insertions(+), 156 deletions(-)

diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig
index 11fc5e8ea968..1fbf9088a4d7 100644
--- a/drivers/net/ethernet/intel/Kconfig
+++ b/drivers/net/ethernet/intel/Kconfig
@@ -236,27 +236,6 @@ config I40E
 	  To compile this driver as a module, choose M here. The module
 	  will be called i40e.
 
-config I40E_VXLAN
-	bool "Virtual eXtensible Local Area Network Support"
-	default n
-	depends on I40E && VXLAN && !(I40E=y && VXLAN=m)
-	---help---
-	  This allows one to create VXLAN virtual interfaces that provide
-	  Layer 2 Networks over Layer 3 Networks. VXLAN is often used
-	  to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to use Virtual eXtensible Local Area Network
-	  (VXLAN) in the driver.
-
-config I40E_GENEVE
-	bool "Generic Network Virtualization Encapsulation (GENEVE) Support"
-	depends on I40E && GENEVE && !(I40E=y && GENEVE=m)
-	default n
-	---help---
-	  This allows one to create GENEVE virtual interfaces that provide
-	  Layer 2 Networks over Layer 3 Networks. GENEVE is often used
-	  to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to use GENEVE in the driver.
-
 config I40E_DCB
 	bool "Data Center Bridging (DCB) Support"
 	default n
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 68172759bf71..2b1140563a64 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -31,12 +31,7 @@
 /* Local includes */
 #include "i40e.h"
 #include "i40e_diag.h"
-#if IS_ENABLED(CONFIG_VXLAN)
-#include <net/vxlan.h>
-#endif
-#if IS_ENABLED(CONFIG_GENEVE)
-#include <net/geneve.h>
-#endif
+#include <net/udp_tunnel.h>
 
 const char i40e_driver_name[] = "i40e";
 static const char i40e_driver_string[] =
@@ -5367,14 +5362,7 @@ int i40e_open(struct net_device *netdev)
 						       TCP_FLAG_CWR) >> 16);
 	wr32(&pf->hw, I40E_GLLAN_TSOMSK_L, be32_to_cpu(TCP_FLAG_CWR) >> 16);
 
-#ifdef CONFIG_I40E_VXLAN
-	vxlan_get_rx_port(netdev);
-#endif
-#ifdef CONFIG_I40E_GENEVE
-	if (pf->flags & I40E_FLAG_GENEVE_OFFLOAD_CAPABLE)
-		geneve_get_rx_port(netdev);
-#endif
-
+	udp_tunnel_get_rx_info(netdev);
 	i40e_notify_client_of_netdev_open(vsi);
 
 	return 0;
@@ -7083,7 +7071,6 @@ static void i40e_handle_mdd_event(struct i40e_pf *pf)
  **/
 static void i40e_sync_udp_filters_subtask(struct i40e_pf *pf)
 {
-#if IS_ENABLED(CONFIG_VXLAN) || IS_ENABLED(CONFIG_GENEVE)
 	struct i40e_hw *hw = &pf->hw;
 	i40e_status ret;
 	__be16 port;
@@ -7118,7 +7105,6 @@ static void i40e_sync_udp_filters_subtask(struct i40e_pf *pf)
 			}
 		}
 	}
-#endif
 }
 
 /**
@@ -8658,7 +8644,6 @@ static int i40e_set_features(struct net_device *netdev,
 	return 0;
 }
 
-#if IS_ENABLED(CONFIG_VXLAN) || IS_ENABLED(CONFIG_GENEVE)
 /**
  * i40e_get_udp_port_idx - Lookup a possibly offloaded for Rx UDP port
  * @pf: board private structure
@@ -8678,21 +8663,18 @@ static u8 i40e_get_udp_port_idx(struct i40e_pf *pf, __be16 port)
 	return i;
 }
 
-#endif
-
-#if IS_ENABLED(CONFIG_VXLAN)
 /**
- * i40e_add_vxlan_port - Get notifications about VXLAN ports that come up
+ * i40e_udp_tunnel_add - Get notifications about UDP tunnel ports that come up
  * @netdev: This physical port's netdev
- * @sa_family: Socket Family that VXLAN is notifying us about
- * @port: New UDP port number that VXLAN started listening to
+ * @ti: Tunnel endpoint information
  **/
-static void i40e_add_vxlan_port(struct net_device *netdev,
-				sa_family_t sa_family, __be16 port)
+static void i40e_udp_tunnel_add(struct net_device *netdev,
+				struct udp_tunnel_info *ti)
 {
 	struct i40e_netdev_priv *np = netdev_priv(netdev);
 	struct i40e_vsi *vsi = np->vsi;
 	struct i40e_pf *pf = vsi->back;
+	__be16 port = ti->port;
 	u8 next_idx;
 	u8 idx;
 
@@ -8700,7 +8682,7 @@ static void i40e_add_vxlan_port(struct net_device *netdev,
 
 	/* Check if port already exists */
 	if (idx < I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		netdev_info(netdev, "vxlan port %d already offloaded\n",
+		netdev_info(netdev, "port %d already offloaded\n",
 			    ntohs(port));
 		return;
 	}
@@ -8709,131 +8691,75 @@ static void i40e_add_vxlan_port(struct net_device *netdev,
 	next_idx = i40e_get_udp_port_idx(pf, 0);
 
 	if (next_idx == I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		netdev_info(netdev, "maximum number of vxlan UDP ports reached, not adding port %d\n",
-			    ntohs(port));
-		return;
-	}
-
-	/* New port: add it and mark its index in the bitmap */
-	pf->udp_ports[next_idx].index = port;
-	pf->udp_ports[next_idx].type = I40E_AQC_TUNNEL_TYPE_VXLAN;
-	pf->pending_udp_bitmap |= BIT_ULL(next_idx);
-	pf->flags |= I40E_FLAG_UDP_FILTER_SYNC;
-}
-
-/**
- * i40e_del_vxlan_port - Get notifications about VXLAN ports that go away
- * @netdev: This physical port's netdev
- * @sa_family: Socket Family that VXLAN is notifying us about
- * @port: UDP port number that VXLAN stopped listening to
- **/
-static void i40e_del_vxlan_port(struct net_device *netdev,
-				sa_family_t sa_family, __be16 port)
-{
-	struct i40e_netdev_priv *np = netdev_priv(netdev);
-	struct i40e_vsi *vsi = np->vsi;
-	struct i40e_pf *pf = vsi->back;
-	u8 idx;
-
-	idx = i40e_get_udp_port_idx(pf, port);
-
-	/* Check if port already exists */
-	if (idx < I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		/* if port exists, set it to 0 (mark for deletion)
-		 * and make it pending
-		 */
-		pf->udp_ports[idx].index = 0;
-		pf->pending_udp_bitmap |= BIT_ULL(idx);
-		pf->flags |= I40E_FLAG_UDP_FILTER_SYNC;
-	} else {
-		netdev_warn(netdev, "vxlan port %d was not found, not deleting\n",
-			    ntohs(port));
-	}
-}
-#endif
-
-#if IS_ENABLED(CONFIG_GENEVE)
-/**
- * i40e_add_geneve_port - Get notifications about GENEVE ports that come up
- * @netdev: This physical port's netdev
- * @sa_family: Socket Family that GENEVE is notifying us about
- * @port: New UDP port number that GENEVE started listening to
- **/
-static void i40e_add_geneve_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
-{
-	struct i40e_netdev_priv *np = netdev_priv(netdev);
-	struct i40e_vsi *vsi = np->vsi;
-	struct i40e_pf *pf = vsi->back;
-	u8 next_idx;
-	u8 idx;
-
-	if (!(pf->flags & I40E_FLAG_GENEVE_OFFLOAD_CAPABLE))
-		return;
-
-	idx = i40e_get_udp_port_idx(pf, port);
-
-	/* Check if port already exists */
-	if (idx < I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		netdev_info(netdev, "udp port %d already offloaded\n",
+		netdev_info(netdev, "maximum number of offloaded UDP ports reached, not adding port %d\n",
 			    ntohs(port));
 		return;
 	}
 
-	/* Now check if there is space to add the new port */
-	next_idx = i40e_get_udp_port_idx(pf, 0);
-
-	if (next_idx == I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		netdev_info(netdev, "maximum number of UDP ports reached, not adding port %d\n",
-			    ntohs(port));
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		pf->udp_ports[next_idx].type = I40E_AQC_TUNNEL_TYPE_VXLAN;
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (!(pf->flags & I40E_FLAG_GENEVE_OFFLOAD_CAPABLE))
+			return;
+		pf->udp_ports[next_idx].type = I40E_AQC_TUNNEL_TYPE_NGE;
+		break;
+	default:
 		return;
 	}
 
 	/* New port: add it and mark its index in the bitmap */
 	pf->udp_ports[next_idx].index = port;
-	pf->udp_ports[next_idx].type = I40E_AQC_TUNNEL_TYPE_NGE;
 	pf->pending_udp_bitmap |= BIT_ULL(next_idx);
 	pf->flags |= I40E_FLAG_UDP_FILTER_SYNC;
-
-	dev_info(&pf->pdev->dev, "adding geneve port %d\n", ntohs(port));
 }
 
 /**
- * i40e_del_geneve_port - Get notifications about GENEVE ports that go away
+ * i40e_udp_tunnel_del - Get notifications about UDP tunnel ports that go away
  * @netdev: This physical port's netdev
- * @sa_family: Socket Family that GENEVE is notifying us about
- * @port: UDP port number that GENEVE stopped listening to
+ * @ti: Tunnel endpoint information
  **/
-static void i40e_del_geneve_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
+static void i40e_udp_tunnel_del(struct net_device *netdev,
+				struct udp_tunnel_info *ti)
 {
 	struct i40e_netdev_priv *np = netdev_priv(netdev);
 	struct i40e_vsi *vsi = np->vsi;
 	struct i40e_pf *pf = vsi->back;
+	__be16 port = ti->port;
 	u8 idx;
 
-	if (!(pf->flags & I40E_FLAG_GENEVE_OFFLOAD_CAPABLE))
-		return;
-
 	idx = i40e_get_udp_port_idx(pf, port);
 
 	/* Check if port already exists */
-	if (idx < I40E_MAX_PF_UDP_OFFLOAD_PORTS) {
-		/* if port exists, set it to 0 (mark for deletion)
-		 * and make it pending
-		 */
-		pf->udp_ports[idx].index = 0;
-		pf->pending_udp_bitmap |= BIT_ULL(idx);
-		pf->flags |= I40E_FLAG_UDP_FILTER_SYNC;
+	if (idx >= I40E_MAX_PF_UDP_OFFLOAD_PORTS)
+		goto not_found;
 
-		dev_info(&pf->pdev->dev, "deleting geneve port %d\n",
-			 ntohs(port));
-	} else {
-		netdev_warn(netdev, "geneve port %d was not found, not deleting\n",
-			    ntohs(port));
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (pf->udp_ports[idx].type != I40E_AQC_TUNNEL_TYPE_VXLAN)
+			goto not_found;
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (pf->udp_ports[idx].type != I40E_AQC_TUNNEL_TYPE_NGE)
+			goto not_found;
+		break;
+	default:
+		goto not_found;
 	}
+
+	/* if port exists, set it to 0 (mark for deletion)
+	 * and make it pending
+	 */
+	pf->udp_ports[idx].index = 0;
+	pf->pending_udp_bitmap |= BIT_ULL(idx);
+	pf->flags |= I40E_FLAG_UDP_FILTER_SYNC;
+
+	return;
+not_found:
+	netdev_warn(netdev, "UDP port %d was not found, not deleting\n",
+		    ntohs(port));
 }
-#endif
 
 static int i40e_get_phys_port_id(struct net_device *netdev,
 				 struct netdev_phys_item_id *ppid)
@@ -9063,14 +8989,8 @@ static const struct net_device_ops i40e_netdev_ops = {
 	.ndo_set_vf_link_state	= i40e_ndo_set_vf_link_state,
 	.ndo_set_vf_spoofchk	= i40e_ndo_set_vf_spoofchk,
 	.ndo_set_vf_trust	= i40e_ndo_set_vf_trust,
-#if IS_ENABLED(CONFIG_VXLAN)
-	.ndo_add_vxlan_port	= i40e_add_vxlan_port,
-	.ndo_del_vxlan_port	= i40e_del_vxlan_port,
-#endif
-#if IS_ENABLED(CONFIG_GENEVE)
-	.ndo_add_geneve_port	= i40e_add_geneve_port,
-	.ndo_del_geneve_port	= i40e_del_geneve_port,
-#endif
+	.ndo_udp_tunnel_add	= i40e_udp_tunnel_add,
+	.ndo_udp_tunnel_del	= i40e_udp_tunnel_del,
 	.ndo_get_phys_port_id	= i40e_get_phys_port_id,
 	.ndo_fdb_add		= i40e_ndo_fdb_add,
 	.ndo_features_check	= i40e_features_check,
@@ -10719,12 +10639,8 @@ static void i40e_print_features(struct i40e_pf *pf)
 	}
 	if (pf->flags & I40E_FLAG_DCB_CAPABLE)
 		i += snprintf(&buf[i], REMAIN(i), " DCB");
-#if IS_ENABLED(CONFIG_VXLAN)
 	i += snprintf(&buf[i], REMAIN(i), " VxLAN");
-#endif
-#if IS_ENABLED(CONFIG_GENEVE)
 	i += snprintf(&buf[i], REMAIN(i), " Geneve");
-#endif
 	if (pf->flags & I40E_FLAG_PTP)
 		i += snprintf(&buf[i], REMAIN(i), " PTP");
 #ifdef I40E_FCOE


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 10/17] ixgbe: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:08   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type is VXLAN we can maintain the same
functionality.

In addition I updated the socket address family check so that instead of
excluding IPv6 we instead abort of type is not IPv4.  This makes much more
sense as we should only be supporting IPv4 outer addresses on this
hardware.

The last change is that I pulled the rtnl_lock/unlock into the conditional
statement for IXGBE_FLAG2_VXLAN_REREG_NEEDED.  The motivation behind this
is to avoid unneeded bouncing of the mutex which will just slow down the
handling of this call anyway.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/intel/Kconfig            |   11 -----
 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c |   57 +++++++++++--------------
 2 files changed, 26 insertions(+), 42 deletions(-)

diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig
index 1fbf9088a4d7..c0e17433f623 100644
--- a/drivers/net/ethernet/intel/Kconfig
+++ b/drivers/net/ethernet/intel/Kconfig
@@ -167,17 +167,6 @@ config IXGBE
 	  To compile this driver as a module, choose M here. The module
 	  will be called ixgbe.
 
-config IXGBE_VXLAN
-	bool "Virtual eXtensible Local Area Network Support"
-	default n
-	depends on IXGBE && VXLAN && !(IXGBE=y && VXLAN=m)
-	---help---
-	  This allows one to create VXLAN virtual interfaces that provide
-	  Layer 2 Networks over Layer 3 Networks. VXLAN is often used
-	  to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to use Virtual eXtensible Local Area Network
-	  (VXLAN) in the driver.
-
 config IXGBE_HWMON
 	bool "Intel(R) 10GbE PCI Express adapters HWMON support"
 	default y
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index b488b52974f7..fd5a761c68f3 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -50,7 +50,7 @@
 #include <linux/if_bridge.h>
 #include <linux/prefetch.h>
 #include <scsi/fc/fc_fcoe.h>
-#include <net/vxlan.h>
+#include <net/udp_tunnel.h>
 #include <net/pkt_cls.h>
 #include <net/tc_act/tc_gact.h>
 #include <net/tc_act/tc_mirred.h>
@@ -5722,9 +5722,7 @@ static int ixgbe_sw_init(struct ixgbe_adapter *adapter)
 #ifdef CONFIG_IXGBE_DCA
 		adapter->flags &= ~IXGBE_FLAG_DCA_CAPABLE;
 #endif
-#ifdef CONFIG_IXGBE_VXLAN
 		adapter->flags |= IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE;
-#endif
 		break;
 	default:
 		break;
@@ -6158,9 +6156,7 @@ int ixgbe_open(struct net_device *netdev)
 	ixgbe_up_complete(adapter);
 
 	ixgbe_clear_vxlan_port(adapter);
-#ifdef CONFIG_IXGBE_VXLAN
-	vxlan_get_rx_port(netdev);
-#endif
+	udp_tunnel_get_rx_info(netdev);
 
 	return 0;
 
@@ -7262,14 +7258,12 @@ static void ixgbe_service_task(struct work_struct *work)
 		ixgbe_service_event_complete(adapter);
 		return;
 	}
-#ifdef CONFIG_IXGBE_VXLAN
-	rtnl_lock();
 	if (adapter->flags2 & IXGBE_FLAG2_VXLAN_REREG_NEEDED) {
+		rtnl_lock();
 		adapter->flags2 &= ~IXGBE_FLAG2_VXLAN_REREG_NEEDED;
-		vxlan_get_rx_port(adapter->netdev);
+		udp_tunnel_get_rx_info(adapter->netdev);
+		rtnl_unlock();
 	}
-	rtnl_unlock();
-#endif /* CONFIG_IXGBE_VXLAN */
 	ixgbe_reset_subtask(adapter);
 	ixgbe_phy_interrupt_subtask(adapter);
 	ixgbe_sfp_detection_subtask(adapter);
@@ -7697,7 +7691,6 @@ static void ixgbe_atr(struct ixgbe_ring *ring,
 	/* snag network header to get L4 type and address */
 	skb = first->skb;
 	hdr.network = skb_network_header(skb);
-#ifdef CONFIG_IXGBE_VXLAN
 	if (skb->encapsulation &&
 	    first->protocol == htons(ETH_P_IP) &&
 	    hdr.ipv4->protocol != IPPROTO_UDP) {
@@ -7708,7 +7701,6 @@ static void ixgbe_atr(struct ixgbe_ring *ring,
 		    udp_hdr(skb)->dest == adapter->vxlan_port)
 			hdr.network = skb_inner_network_header(skb);
 	}
-#endif /* CONFIG_IXGBE_VXLAN */
 
 	/* Currently only IPv4/IPv6 with TCP is supported */
 	switch (hdr.ipv4->version) {
@@ -8840,14 +8832,12 @@ static int ixgbe_set_features(struct net_device *netdev,
 
 	netdev->features = features;
 
-#ifdef CONFIG_IXGBE_VXLAN
 	if ((adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE)) {
 		if (features & NETIF_F_RXCSUM)
 			adapter->flags2 |= IXGBE_FLAG2_VXLAN_REREG_NEEDED;
 		else
 			ixgbe_clear_vxlan_port(adapter);
 	}
-#endif /* CONFIG_IXGBE_VXLAN */
 
 	if (need_reset)
 		ixgbe_do_reset(netdev);
@@ -8858,23 +8848,27 @@ static int ixgbe_set_features(struct net_device *netdev,
 	return 0;
 }
 
-#ifdef CONFIG_IXGBE_VXLAN
 /**
  * ixgbe_add_vxlan_port - Get notifications about VXLAN ports that come up
  * @dev: The port's netdev
  * @sa_family: Socket Family that VXLAN is notifiying us about
  * @port: New UDP port number that VXLAN started listening to
+ * @type: Enumerated type specifying UDP tunnel type
  **/
-static void ixgbe_add_vxlan_port(struct net_device *dev, sa_family_t sa_family,
-				 __be16 port)
+static void ixgbe_add_vxlan_port(struct net_device *dev,
+				 struct udp_tunnel_info *ti)
 {
 	struct ixgbe_adapter *adapter = netdev_priv(dev);
 	struct ixgbe_hw *hw = &adapter->hw;
+	__be16 port = ti->port;
 
-	if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
 		return;
 
-	if (sa_family == AF_INET6)
+	if (ti->sa_family != AF_INET)
+		return;
+
+	if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
 		return;
 
 	if (adapter->vxlan_port == port)
@@ -8896,28 +8890,31 @@ static void ixgbe_add_vxlan_port(struct net_device *dev, sa_family_t sa_family,
  * @dev: The port's netdev
  * @sa_family: Socket Family that VXLAN is notifying us about
  * @port: UDP port number that VXLAN stopped listening to
+ * @type: Enumerated type specifying UDP tunnel type
  **/
-static void ixgbe_del_vxlan_port(struct net_device *dev, sa_family_t sa_family,
-				 __be16 port)
+static void ixgbe_del_vxlan_port(struct net_device *dev,
+				 struct udp_tunnel_info *ti)
 {
 	struct ixgbe_adapter *adapter = netdev_priv(dev);
 
-	if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
 		return;
 
-	if (sa_family == AF_INET6)
+	if (ti->sa_family != AF_INET)
 		return;
 
-	if (adapter->vxlan_port != port) {
+	if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
+		return;
+
+	if (adapter->vxlan_port != ti->port) {
 		netdev_info(dev, "Port %d was not found, not deleting\n",
-			    ntohs(port));
+			    ntohs(ti->port));
 		return;
 	}
 
 	ixgbe_clear_vxlan_port(adapter);
 	adapter->flags2 |= IXGBE_FLAG2_VXLAN_REREG_NEEDED;
 }
-#endif /* CONFIG_IXGBE_VXLAN */
 
 static int ixgbe_ndo_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
 			     struct net_device *dev,
@@ -9230,10 +9227,8 @@ static const struct net_device_ops ixgbe_netdev_ops = {
 	.ndo_bridge_getlink	= ixgbe_ndo_bridge_getlink,
 	.ndo_dfwd_add_station	= ixgbe_fwd_add,
 	.ndo_dfwd_del_station	= ixgbe_fwd_del,
-#ifdef CONFIG_IXGBE_VXLAN
-	.ndo_add_vxlan_port	= ixgbe_add_vxlan_port,
-	.ndo_del_vxlan_port	= ixgbe_del_vxlan_port,
-#endif /* CONFIG_IXGBE_VXLAN */
+	.ndo_udp_tunnel_add	= ixgbe_add_vxlan_port,
+	.ndo_udp_tunnel_del	= ixgbe_del_vxlan_port,
 	.ndo_features_check	= ixgbe_features_check,
 };
 

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 10/17] ixgbe: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
@ 2016-06-15 22:08   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: intel-wired-lan

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type is VXLAN we can maintain the same
functionality.

In addition I updated the socket address family check so that instead of
excluding IPv6 we instead abort of type is not IPv4.  This makes much more
sense as we should only be supporting IPv4 outer addresses on this
hardware.

The last change is that I pulled the rtnl_lock/unlock into the conditional
statement for IXGBE_FLAG2_VXLAN_REREG_NEEDED.  The motivation behind this
is to avoid unneeded bouncing of the mutex which will just slow down the
handling of this call anyway.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/intel/Kconfig            |   11 -----
 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c |   57 +++++++++++--------------
 2 files changed, 26 insertions(+), 42 deletions(-)

diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig
index 1fbf9088a4d7..c0e17433f623 100644
--- a/drivers/net/ethernet/intel/Kconfig
+++ b/drivers/net/ethernet/intel/Kconfig
@@ -167,17 +167,6 @@ config IXGBE
 	  To compile this driver as a module, choose M here. The module
 	  will be called ixgbe.
 
-config IXGBE_VXLAN
-	bool "Virtual eXtensible Local Area Network Support"
-	default n
-	depends on IXGBE && VXLAN && !(IXGBE=y && VXLAN=m)
-	---help---
-	  This allows one to create VXLAN virtual interfaces that provide
-	  Layer 2 Networks over Layer 3 Networks. VXLAN is often used
-	  to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to use Virtual eXtensible Local Area Network
-	  (VXLAN) in the driver.
-
 config IXGBE_HWMON
 	bool "Intel(R) 10GbE PCI Express adapters HWMON support"
 	default y
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index b488b52974f7..fd5a761c68f3 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -50,7 +50,7 @@
 #include <linux/if_bridge.h>
 #include <linux/prefetch.h>
 #include <scsi/fc/fc_fcoe.h>
-#include <net/vxlan.h>
+#include <net/udp_tunnel.h>
 #include <net/pkt_cls.h>
 #include <net/tc_act/tc_gact.h>
 #include <net/tc_act/tc_mirred.h>
@@ -5722,9 +5722,7 @@ static int ixgbe_sw_init(struct ixgbe_adapter *adapter)
 #ifdef CONFIG_IXGBE_DCA
 		adapter->flags &= ~IXGBE_FLAG_DCA_CAPABLE;
 #endif
-#ifdef CONFIG_IXGBE_VXLAN
 		adapter->flags |= IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE;
-#endif
 		break;
 	default:
 		break;
@@ -6158,9 +6156,7 @@ int ixgbe_open(struct net_device *netdev)
 	ixgbe_up_complete(adapter);
 
 	ixgbe_clear_vxlan_port(adapter);
-#ifdef CONFIG_IXGBE_VXLAN
-	vxlan_get_rx_port(netdev);
-#endif
+	udp_tunnel_get_rx_info(netdev);
 
 	return 0;
 
@@ -7262,14 +7258,12 @@ static void ixgbe_service_task(struct work_struct *work)
 		ixgbe_service_event_complete(adapter);
 		return;
 	}
-#ifdef CONFIG_IXGBE_VXLAN
-	rtnl_lock();
 	if (adapter->flags2 & IXGBE_FLAG2_VXLAN_REREG_NEEDED) {
+		rtnl_lock();
 		adapter->flags2 &= ~IXGBE_FLAG2_VXLAN_REREG_NEEDED;
-		vxlan_get_rx_port(adapter->netdev);
+		udp_tunnel_get_rx_info(adapter->netdev);
+		rtnl_unlock();
 	}
-	rtnl_unlock();
-#endif /* CONFIG_IXGBE_VXLAN */
 	ixgbe_reset_subtask(adapter);
 	ixgbe_phy_interrupt_subtask(adapter);
 	ixgbe_sfp_detection_subtask(adapter);
@@ -7697,7 +7691,6 @@ static void ixgbe_atr(struct ixgbe_ring *ring,
 	/* snag network header to get L4 type and address */
 	skb = first->skb;
 	hdr.network = skb_network_header(skb);
-#ifdef CONFIG_IXGBE_VXLAN
 	if (skb->encapsulation &&
 	    first->protocol == htons(ETH_P_IP) &&
 	    hdr.ipv4->protocol != IPPROTO_UDP) {
@@ -7708,7 +7701,6 @@ static void ixgbe_atr(struct ixgbe_ring *ring,
 		    udp_hdr(skb)->dest == adapter->vxlan_port)
 			hdr.network = skb_inner_network_header(skb);
 	}
-#endif /* CONFIG_IXGBE_VXLAN */
 
 	/* Currently only IPv4/IPv6 with TCP is supported */
 	switch (hdr.ipv4->version) {
@@ -8840,14 +8832,12 @@ static int ixgbe_set_features(struct net_device *netdev,
 
 	netdev->features = features;
 
-#ifdef CONFIG_IXGBE_VXLAN
 	if ((adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE)) {
 		if (features & NETIF_F_RXCSUM)
 			adapter->flags2 |= IXGBE_FLAG2_VXLAN_REREG_NEEDED;
 		else
 			ixgbe_clear_vxlan_port(adapter);
 	}
-#endif /* CONFIG_IXGBE_VXLAN */
 
 	if (need_reset)
 		ixgbe_do_reset(netdev);
@@ -8858,23 +8848,27 @@ static int ixgbe_set_features(struct net_device *netdev,
 	return 0;
 }
 
-#ifdef CONFIG_IXGBE_VXLAN
 /**
  * ixgbe_add_vxlan_port - Get notifications about VXLAN ports that come up
  * @dev: The port's netdev
  * @sa_family: Socket Family that VXLAN is notifiying us about
  * @port: New UDP port number that VXLAN started listening to
+ * @type: Enumerated type specifying UDP tunnel type
  **/
-static void ixgbe_add_vxlan_port(struct net_device *dev, sa_family_t sa_family,
-				 __be16 port)
+static void ixgbe_add_vxlan_port(struct net_device *dev,
+				 struct udp_tunnel_info *ti)
 {
 	struct ixgbe_adapter *adapter = netdev_priv(dev);
 	struct ixgbe_hw *hw = &adapter->hw;
+	__be16 port = ti->port;
 
-	if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
 		return;
 
-	if (sa_family == AF_INET6)
+	if (ti->sa_family != AF_INET)
+		return;
+
+	if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
 		return;
 
 	if (adapter->vxlan_port == port)
@@ -8896,28 +8890,31 @@ static void ixgbe_add_vxlan_port(struct net_device *dev, sa_family_t sa_family,
  * @dev: The port's netdev
  * @sa_family: Socket Family that VXLAN is notifying us about
  * @port: UDP port number that VXLAN stopped listening to
+ * @type: Enumerated type specifying UDP tunnel type
  **/
-static void ixgbe_del_vxlan_port(struct net_device *dev, sa_family_t sa_family,
-				 __be16 port)
+static void ixgbe_del_vxlan_port(struct net_device *dev,
+				 struct udp_tunnel_info *ti)
 {
 	struct ixgbe_adapter *adapter = netdev_priv(dev);
 
-	if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
 		return;
 
-	if (sa_family == AF_INET6)
+	if (ti->sa_family != AF_INET)
 		return;
 
-	if (adapter->vxlan_port != port) {
+	if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE))
+		return;
+
+	if (adapter->vxlan_port != ti->port) {
 		netdev_info(dev, "Port %d was not found, not deleting\n",
-			    ntohs(port));
+			    ntohs(ti->port));
 		return;
 	}
 
 	ixgbe_clear_vxlan_port(adapter);
 	adapter->flags2 |= IXGBE_FLAG2_VXLAN_REREG_NEEDED;
 }
-#endif /* CONFIG_IXGBE_VXLAN */
 
 static int ixgbe_ndo_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
 			     struct net_device *dev,
@@ -9230,10 +9227,8 @@ static const struct net_device_ops ixgbe_netdev_ops = {
 	.ndo_bridge_getlink	= ixgbe_ndo_bridge_getlink,
 	.ndo_dfwd_add_station	= ixgbe_fwd_add,
 	.ndo_dfwd_del_station	= ixgbe_fwd_del,
-#ifdef CONFIG_IXGBE_VXLAN
-	.ndo_add_vxlan_port	= ixgbe_add_vxlan_port,
-	.ndo_del_vxlan_port	= ixgbe_del_vxlan_port,
-#endif /* CONFIG_IXGBE_VXLAN */
+	.ndo_udp_tunnel_add	= ixgbe_add_vxlan_port,
+	.ndo_udp_tunnel_del	= ixgbe_del_vxlan_port,
 	.ndo_features_check	= ixgbe_features_check,
 };
 


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 11/17] mlx4_en: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:08   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type is VXLAN we can maintain the same
functionality.

In addition I updated the socket address family check so that instead of
excluding IPv6 we instead abort of type is not IPv4.  This makes much more
sense as we should only be supporting IPv4 outer addresses on this
hardware.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/mellanox/mlx4/Kconfig     |    7 ----
 drivers/net/ethernet/mellanox/mlx4/en_netdev.c |   41 ++++++++++++------------
 drivers/net/ethernet/mellanox/mlx4/mlx4_en.h   |    2 -
 3 files changed, 20 insertions(+), 30 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx4/Kconfig b/drivers/net/ethernet/mellanox/mlx4/Kconfig
index 9ca3734ebb6b..5098e7f21987 100644
--- a/drivers/net/ethernet/mellanox/mlx4/Kconfig
+++ b/drivers/net/ethernet/mellanox/mlx4/Kconfig
@@ -24,13 +24,6 @@ config MLX4_EN_DCB
 
 	  If unsure, set to Y
 
-config MLX4_EN_VXLAN
-	bool "VXLAN offloads Support"
-	default y
-	depends on MLX4_EN && VXLAN && !(MLX4_EN=y && VXLAN=m)
-	---help---
-	  Say Y here if you want to use VXLAN offloads in the driver.
-
 config MLX4_CORE
 	tristate
 	depends on PCI
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 2221403b65e4..17e3349b99f2 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -1692,10 +1692,9 @@ int mlx4_en_start_port(struct net_device *dev)
 	/* Schedule multicast task to populate multicast list */
 	queue_work(mdev->workqueue, &priv->rx_mode_task);
 
-#ifdef CONFIG_MLX4_EN_VXLAN
 	if (priv->mdev->dev->caps.tunnel_offload_mode == MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
-		vxlan_get_rx_port(dev);
-#endif
+		udp_tunnel_get_rx_info(dev);
+
 	priv->port_up = true;
 	netif_tx_start_all_queues(dev);
 	netif_device_attach(dev);
@@ -2342,7 +2341,6 @@ static int mlx4_en_get_phys_port_id(struct net_device *dev,
 	return 0;
 }
 
-#ifdef CONFIG_MLX4_EN_VXLAN
 static void mlx4_en_add_vxlan_offloads(struct work_struct *work)
 {
 	int ret;
@@ -2392,15 +2390,19 @@ static void mlx4_en_del_vxlan_offloads(struct work_struct *work)
 }
 
 static void mlx4_en_add_vxlan_port(struct  net_device *dev,
-				   sa_family_t sa_family, __be16 port)
+				   struct udp_tunnel_info *ti)
 {
 	struct mlx4_en_priv *priv = netdev_priv(dev);
+	__be16 port = ti->port;
 	__be16 current_port;
 
-	if (priv->mdev->dev->caps.tunnel_offload_mode != MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
 		return;
 
-	if (sa_family == AF_INET6)
+	if (ti->sa_family != AF_INET)
+		return;
+
+	if (priv->mdev->dev->caps.tunnel_offload_mode != MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
 		return;
 
 	current_port = priv->vxlan_port;
@@ -2415,15 +2417,19 @@ static void mlx4_en_add_vxlan_port(struct  net_device *dev,
 }
 
 static void mlx4_en_del_vxlan_port(struct  net_device *dev,
-				   sa_family_t sa_family, __be16 port)
+				   struct udp_tunnel_info *ti)
 {
 	struct mlx4_en_priv *priv = netdev_priv(dev);
+	__be16 port = ti->port;
 	__be16 current_port;
 
-	if (priv->mdev->dev->caps.tunnel_offload_mode != MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
 		return;
 
-	if (sa_family == AF_INET6)
+	if (ti->sa_family != AF_INET)
+		return;
+
+	if (priv->mdev->dev->caps.tunnel_offload_mode != MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
 		return;
 
 	current_port = priv->vxlan_port;
@@ -2458,7 +2464,6 @@ static netdev_features_t mlx4_en_features_check(struct sk_buff *skb,
 
 	return features;
 }
-#endif
 
 static int mlx4_en_set_tx_maxrate(struct net_device *dev, int queue_index, u32 maxrate)
 {
@@ -2511,11 +2516,9 @@ static const struct net_device_ops mlx4_netdev_ops = {
 	.ndo_rx_flow_steer	= mlx4_en_filter_rfs,
 #endif
 	.ndo_get_phys_port_id	= mlx4_en_get_phys_port_id,
-#ifdef CONFIG_MLX4_EN_VXLAN
-	.ndo_add_vxlan_port	= mlx4_en_add_vxlan_port,
-	.ndo_del_vxlan_port	= mlx4_en_del_vxlan_port,
+	.ndo_udp_tunnel_add	= mlx4_en_add_vxlan_port,
+	.ndo_udp_tunnel_del	= mlx4_en_del_vxlan_port,
 	.ndo_features_check	= mlx4_en_features_check,
-#endif
 	.ndo_set_tx_maxrate	= mlx4_en_set_tx_maxrate,
 };
 
@@ -2549,11 +2552,9 @@ static const struct net_device_ops mlx4_netdev_ops_master = {
 	.ndo_rx_flow_steer	= mlx4_en_filter_rfs,
 #endif
 	.ndo_get_phys_port_id	= mlx4_en_get_phys_port_id,
-#ifdef CONFIG_MLX4_EN_VXLAN
-	.ndo_add_vxlan_port	= mlx4_en_add_vxlan_port,
-	.ndo_del_vxlan_port	= mlx4_en_del_vxlan_port,
+	.ndo_udp_tunnel_add	= mlx4_en_add_vxlan_port,
+	.ndo_udp_tunnel_del	= mlx4_en_del_vxlan_port,
 	.ndo_features_check	= mlx4_en_features_check,
-#endif
 	.ndo_set_tx_maxrate	= mlx4_en_set_tx_maxrate,
 };
 
@@ -2844,10 +2845,8 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
 	INIT_WORK(&priv->linkstate_task, mlx4_en_linkstate);
 	INIT_DELAYED_WORK(&priv->stats_task, mlx4_en_do_get_stats);
 	INIT_DELAYED_WORK(&priv->service_task, mlx4_en_service_task);
-#ifdef CONFIG_MLX4_EN_VXLAN
 	INIT_WORK(&priv->vxlan_add_task, mlx4_en_add_vxlan_offloads);
 	INIT_WORK(&priv->vxlan_del_task, mlx4_en_del_vxlan_offloads);
-#endif
 #ifdef CONFIG_RFS_ACCEL
 	INIT_LIST_HEAD(&priv->filters);
 	spin_lock_init(&priv->filters_lock);
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
index 467d47ed2c39..6b3b0fefabad 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
@@ -545,10 +545,8 @@ struct mlx4_en_priv {
 	struct work_struct linkstate_task;
 	struct delayed_work stats_task;
 	struct delayed_work service_task;
-#ifdef CONFIG_MLX4_EN_VXLAN
 	struct work_struct vxlan_add_task;
 	struct work_struct vxlan_del_task;
-#endif
 	struct mlx4_en_perf_stats pstats;
 	struct mlx4_en_pkt_stats pkstats;
 	struct mlx4_en_counter_stats pf_stats;

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 11/17] mlx4_en: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
@ 2016-06-15 22:08   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: intel-wired-lan

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type is VXLAN we can maintain the same
functionality.

In addition I updated the socket address family check so that instead of
excluding IPv6 we instead abort of type is not IPv4.  This makes much more
sense as we should only be supporting IPv4 outer addresses on this
hardware.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/mellanox/mlx4/Kconfig     |    7 ----
 drivers/net/ethernet/mellanox/mlx4/en_netdev.c |   41 ++++++++++++------------
 drivers/net/ethernet/mellanox/mlx4/mlx4_en.h   |    2 -
 3 files changed, 20 insertions(+), 30 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx4/Kconfig b/drivers/net/ethernet/mellanox/mlx4/Kconfig
index 9ca3734ebb6b..5098e7f21987 100644
--- a/drivers/net/ethernet/mellanox/mlx4/Kconfig
+++ b/drivers/net/ethernet/mellanox/mlx4/Kconfig
@@ -24,13 +24,6 @@ config MLX4_EN_DCB
 
 	  If unsure, set to Y
 
-config MLX4_EN_VXLAN
-	bool "VXLAN offloads Support"
-	default y
-	depends on MLX4_EN && VXLAN && !(MLX4_EN=y && VXLAN=m)
-	---help---
-	  Say Y here if you want to use VXLAN offloads in the driver.
-
 config MLX4_CORE
 	tristate
 	depends on PCI
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 2221403b65e4..17e3349b99f2 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -1692,10 +1692,9 @@ int mlx4_en_start_port(struct net_device *dev)
 	/* Schedule multicast task to populate multicast list */
 	queue_work(mdev->workqueue, &priv->rx_mode_task);
 
-#ifdef CONFIG_MLX4_EN_VXLAN
 	if (priv->mdev->dev->caps.tunnel_offload_mode == MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
-		vxlan_get_rx_port(dev);
-#endif
+		udp_tunnel_get_rx_info(dev);
+
 	priv->port_up = true;
 	netif_tx_start_all_queues(dev);
 	netif_device_attach(dev);
@@ -2342,7 +2341,6 @@ static int mlx4_en_get_phys_port_id(struct net_device *dev,
 	return 0;
 }
 
-#ifdef CONFIG_MLX4_EN_VXLAN
 static void mlx4_en_add_vxlan_offloads(struct work_struct *work)
 {
 	int ret;
@@ -2392,15 +2390,19 @@ static void mlx4_en_del_vxlan_offloads(struct work_struct *work)
 }
 
 static void mlx4_en_add_vxlan_port(struct  net_device *dev,
-				   sa_family_t sa_family, __be16 port)
+				   struct udp_tunnel_info *ti)
 {
 	struct mlx4_en_priv *priv = netdev_priv(dev);
+	__be16 port = ti->port;
 	__be16 current_port;
 
-	if (priv->mdev->dev->caps.tunnel_offload_mode != MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
 		return;
 
-	if (sa_family == AF_INET6)
+	if (ti->sa_family != AF_INET)
+		return;
+
+	if (priv->mdev->dev->caps.tunnel_offload_mode != MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
 		return;
 
 	current_port = priv->vxlan_port;
@@ -2415,15 +2417,19 @@ static void mlx4_en_add_vxlan_port(struct  net_device *dev,
 }
 
 static void mlx4_en_del_vxlan_port(struct  net_device *dev,
-				   sa_family_t sa_family, __be16 port)
+				   struct udp_tunnel_info *ti)
 {
 	struct mlx4_en_priv *priv = netdev_priv(dev);
+	__be16 port = ti->port;
 	__be16 current_port;
 
-	if (priv->mdev->dev->caps.tunnel_offload_mode != MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
 		return;
 
-	if (sa_family == AF_INET6)
+	if (ti->sa_family != AF_INET)
+		return;
+
+	if (priv->mdev->dev->caps.tunnel_offload_mode != MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
 		return;
 
 	current_port = priv->vxlan_port;
@@ -2458,7 +2464,6 @@ static netdev_features_t mlx4_en_features_check(struct sk_buff *skb,
 
 	return features;
 }
-#endif
 
 static int mlx4_en_set_tx_maxrate(struct net_device *dev, int queue_index, u32 maxrate)
 {
@@ -2511,11 +2516,9 @@ static const struct net_device_ops mlx4_netdev_ops = {
 	.ndo_rx_flow_steer	= mlx4_en_filter_rfs,
 #endif
 	.ndo_get_phys_port_id	= mlx4_en_get_phys_port_id,
-#ifdef CONFIG_MLX4_EN_VXLAN
-	.ndo_add_vxlan_port	= mlx4_en_add_vxlan_port,
-	.ndo_del_vxlan_port	= mlx4_en_del_vxlan_port,
+	.ndo_udp_tunnel_add	= mlx4_en_add_vxlan_port,
+	.ndo_udp_tunnel_del	= mlx4_en_del_vxlan_port,
 	.ndo_features_check	= mlx4_en_features_check,
-#endif
 	.ndo_set_tx_maxrate	= mlx4_en_set_tx_maxrate,
 };
 
@@ -2549,11 +2552,9 @@ static const struct net_device_ops mlx4_netdev_ops_master = {
 	.ndo_rx_flow_steer	= mlx4_en_filter_rfs,
 #endif
 	.ndo_get_phys_port_id	= mlx4_en_get_phys_port_id,
-#ifdef CONFIG_MLX4_EN_VXLAN
-	.ndo_add_vxlan_port	= mlx4_en_add_vxlan_port,
-	.ndo_del_vxlan_port	= mlx4_en_del_vxlan_port,
+	.ndo_udp_tunnel_add	= mlx4_en_add_vxlan_port,
+	.ndo_udp_tunnel_del	= mlx4_en_del_vxlan_port,
 	.ndo_features_check	= mlx4_en_features_check,
-#endif
 	.ndo_set_tx_maxrate	= mlx4_en_set_tx_maxrate,
 };
 
@@ -2844,10 +2845,8 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
 	INIT_WORK(&priv->linkstate_task, mlx4_en_linkstate);
 	INIT_DELAYED_WORK(&priv->stats_task, mlx4_en_do_get_stats);
 	INIT_DELAYED_WORK(&priv->service_task, mlx4_en_service_task);
-#ifdef CONFIG_MLX4_EN_VXLAN
 	INIT_WORK(&priv->vxlan_add_task, mlx4_en_add_vxlan_offloads);
 	INIT_WORK(&priv->vxlan_del_task, mlx4_en_del_vxlan_offloads);
-#endif
 #ifdef CONFIG_RFS_ACCEL
 	INIT_LIST_HEAD(&priv->filters);
 	spin_lock_init(&priv->filters_lock);
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
index 467d47ed2c39..6b3b0fefabad 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
@@ -545,10 +545,8 @@ struct mlx4_en_priv {
 	struct work_struct linkstate_task;
 	struct delayed_work stats_task;
 	struct delayed_work service_task;
-#ifdef CONFIG_MLX4_EN_VXLAN
 	struct work_struct vxlan_add_task;
 	struct work_struct vxlan_del_task;
-#endif
 	struct mlx4_en_perf_stats pstats;
 	struct mlx4_en_pkt_stats pkstats;
 	struct mlx4_en_counter_stats pf_stats;


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 12/17] mlx5_en: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:08   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type is VXLAN we can maintain the same
functionality.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_main.c |   20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index f5c8d5db25a8..8b7c6f381706 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -2520,25 +2520,31 @@ static int mlx5e_get_vf_stats(struct net_device *dev,
 }
 
 static void mlx5e_add_vxlan_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
+				 struct udp_tunnel_info *ti)
 {
 	struct mlx5e_priv *priv = netdev_priv(netdev);
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
 	if (!mlx5e_vxlan_allowed(priv->mdev))
 		return;
 
-	mlx5e_vxlan_queue_work(priv, sa_family, be16_to_cpu(port), 1);
+	mlx5e_vxlan_queue_work(priv, ti->sa_family, be16_to_cpu(ti->port), 1);
 }
 
 static void mlx5e_del_vxlan_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
+				 struct udp_tunnel_info *ti)
 {
 	struct mlx5e_priv *priv = netdev_priv(netdev);
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
 	if (!mlx5e_vxlan_allowed(priv->mdev))
 		return;
 
-	mlx5e_vxlan_queue_work(priv, sa_family, be16_to_cpu(port), 0);
+	mlx5e_vxlan_queue_work(priv, ti->sa_family, be16_to_cpu(ti->port), 0);
 }
 
 static netdev_features_t mlx5e_vxlan_features_check(struct mlx5e_priv *priv,
@@ -2624,8 +2630,8 @@ static const struct net_device_ops mlx5e_netdev_ops_sriov = {
 	.ndo_set_features        = mlx5e_set_features,
 	.ndo_change_mtu          = mlx5e_change_mtu,
 	.ndo_do_ioctl            = mlx5e_ioctl,
-	.ndo_add_vxlan_port      = mlx5e_add_vxlan_port,
-	.ndo_del_vxlan_port      = mlx5e_del_vxlan_port,
+	.ndo_udp_tunnel_add	 = mlx5e_add_vxlan_port,
+	.ndo_udp_tunnel_del	 = mlx5e_del_vxlan_port,
 	.ndo_features_check      = mlx5e_features_check,
 #ifdef CONFIG_RFS_ACCEL
 	.ndo_rx_flow_steer	 = mlx5e_rx_flow_steer,
@@ -3128,7 +3134,7 @@ static void *mlx5e_create_netdev(struct mlx5_core_dev *mdev)
 
 	if (mlx5e_vxlan_allowed(mdev)) {
 		rtnl_lock();
-		vxlan_get_rx_port(netdev);
+		udp_tunnel_get_rx_info(netdev);
 		rtnl_unlock();
 	}
 

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 12/17] mlx5_en: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
@ 2016-06-15 22:08   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: intel-wired-lan

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type is VXLAN we can maintain the same
functionality.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_main.c |   20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index f5c8d5db25a8..8b7c6f381706 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -2520,25 +2520,31 @@ static int mlx5e_get_vf_stats(struct net_device *dev,
 }
 
 static void mlx5e_add_vxlan_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
+				 struct udp_tunnel_info *ti)
 {
 	struct mlx5e_priv *priv = netdev_priv(netdev);
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
 	if (!mlx5e_vxlan_allowed(priv->mdev))
 		return;
 
-	mlx5e_vxlan_queue_work(priv, sa_family, be16_to_cpu(port), 1);
+	mlx5e_vxlan_queue_work(priv, ti->sa_family, be16_to_cpu(ti->port), 1);
 }
 
 static void mlx5e_del_vxlan_port(struct net_device *netdev,
-				 sa_family_t sa_family, __be16 port)
+				 struct udp_tunnel_info *ti)
 {
 	struct mlx5e_priv *priv = netdev_priv(netdev);
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
 	if (!mlx5e_vxlan_allowed(priv->mdev))
 		return;
 
-	mlx5e_vxlan_queue_work(priv, sa_family, be16_to_cpu(port), 0);
+	mlx5e_vxlan_queue_work(priv, ti->sa_family, be16_to_cpu(ti->port), 0);
 }
 
 static netdev_features_t mlx5e_vxlan_features_check(struct mlx5e_priv *priv,
@@ -2624,8 +2630,8 @@ static const struct net_device_ops mlx5e_netdev_ops_sriov = {
 	.ndo_set_features        = mlx5e_set_features,
 	.ndo_change_mtu          = mlx5e_change_mtu,
 	.ndo_do_ioctl            = mlx5e_ioctl,
-	.ndo_add_vxlan_port      = mlx5e_add_vxlan_port,
-	.ndo_del_vxlan_port      = mlx5e_del_vxlan_port,
+	.ndo_udp_tunnel_add	 = mlx5e_add_vxlan_port,
+	.ndo_udp_tunnel_del	 = mlx5e_del_vxlan_port,
 	.ndo_features_check      = mlx5e_features_check,
 #ifdef CONFIG_RFS_ACCEL
 	.ndo_rx_flow_steer	 = mlx5e_rx_flow_steer,
@@ -3128,7 +3134,7 @@ static void *mlx5e_create_netdev(struct mlx5_core_dev *mdev)
 
 	if (mlx5e_vxlan_allowed(mdev)) {
 		rtnl_lock();
-		vxlan_get_rx_port(netdev);
+		udp_tunnel_get_rx_info(netdev);
 		rtnl_unlock();
 	}
 


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 13/17] nfp: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:08   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type is VXLAN we can maintain the same
functionality.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 .../net/ethernet/netronome/nfp/nfp_net_common.c    |   22 +++++++++++++-------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
index fa47c14c743a..2195ed3053da 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
@@ -1979,7 +1979,7 @@ static int __nfp_net_set_config_and_enable(struct nfp_net *nn)
 	if (nn->ctrl & NFP_NET_CFG_CTRL_VXLAN) {
 		memset(&nn->vxlan_ports, 0, sizeof(nn->vxlan_ports));
 		memset(&nn->vxlan_usecnt, 0, sizeof(nn->vxlan_usecnt));
-		vxlan_get_rx_port(nn->netdev);
+		udp_tunnel_get_rx_info(nn->netdev);
 	}
 
 	return err;
@@ -2551,26 +2551,32 @@ static int nfp_net_find_vxlan_idx(struct nfp_net *nn, __be16 port)
 }
 
 static void nfp_net_add_vxlan_port(struct net_device *netdev,
-				   sa_family_t sa_family, __be16 port)
+				   struct udp_tunnel_info *ti)
 {
 	struct nfp_net *nn = netdev_priv(netdev);
 	int idx;
 
-	idx = nfp_net_find_vxlan_idx(nn, port);
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
+	idx = nfp_net_find_vxlan_idx(nn, ti->port);
 	if (idx == -ENOSPC)
 		return;
 
 	if (!nn->vxlan_usecnt[idx]++)
-		nfp_net_set_vxlan_port(nn, idx, port);
+		nfp_net_set_vxlan_port(nn, idx, ti->port);
 }
 
 static void nfp_net_del_vxlan_port(struct net_device *netdev,
-				   sa_family_t sa_family, __be16 port)
+				   struct udp_tunnel_info *ti)
 {
 	struct nfp_net *nn = netdev_priv(netdev);
 	int idx;
 
-	idx = nfp_net_find_vxlan_idx(nn, port);
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
+	idx = nfp_net_find_vxlan_idx(nn, ti->port);
 	if (!nn->vxlan_usecnt[idx] || idx == -ENOSPC)
 		return;
 
@@ -2589,8 +2595,8 @@ static const struct net_device_ops nfp_net_netdev_ops = {
 	.ndo_set_mac_address	= eth_mac_addr,
 	.ndo_set_features	= nfp_net_set_features,
 	.ndo_features_check	= nfp_net_features_check,
-	.ndo_add_vxlan_port     = nfp_net_add_vxlan_port,
-	.ndo_del_vxlan_port     = nfp_net_del_vxlan_port,
+	.ndo_udp_tunnel_add	= nfp_net_add_vxlan_port,
+	.ndo_udp_tunnel_del	= nfp_net_del_vxlan_port,
 };
 
 /**

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 13/17] nfp: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
@ 2016-06-15 22:08   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: intel-wired-lan

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type is VXLAN we can maintain the same
functionality.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 .../net/ethernet/netronome/nfp/nfp_net_common.c    |   22 +++++++++++++-------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
index fa47c14c743a..2195ed3053da 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
@@ -1979,7 +1979,7 @@ static int __nfp_net_set_config_and_enable(struct nfp_net *nn)
 	if (nn->ctrl & NFP_NET_CFG_CTRL_VXLAN) {
 		memset(&nn->vxlan_ports, 0, sizeof(nn->vxlan_ports));
 		memset(&nn->vxlan_usecnt, 0, sizeof(nn->vxlan_usecnt));
-		vxlan_get_rx_port(nn->netdev);
+		udp_tunnel_get_rx_info(nn->netdev);
 	}
 
 	return err;
@@ -2551,26 +2551,32 @@ static int nfp_net_find_vxlan_idx(struct nfp_net *nn, __be16 port)
 }
 
 static void nfp_net_add_vxlan_port(struct net_device *netdev,
-				   sa_family_t sa_family, __be16 port)
+				   struct udp_tunnel_info *ti)
 {
 	struct nfp_net *nn = netdev_priv(netdev);
 	int idx;
 
-	idx = nfp_net_find_vxlan_idx(nn, port);
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
+	idx = nfp_net_find_vxlan_idx(nn, ti->port);
 	if (idx == -ENOSPC)
 		return;
 
 	if (!nn->vxlan_usecnt[idx]++)
-		nfp_net_set_vxlan_port(nn, idx, port);
+		nfp_net_set_vxlan_port(nn, idx, ti->port);
 }
 
 static void nfp_net_del_vxlan_port(struct net_device *netdev,
-				   sa_family_t sa_family, __be16 port)
+				   struct udp_tunnel_info *ti)
 {
 	struct nfp_net *nn = netdev_priv(netdev);
 	int idx;
 
-	idx = nfp_net_find_vxlan_idx(nn, port);
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
+	idx = nfp_net_find_vxlan_idx(nn, ti->port);
 	if (!nn->vxlan_usecnt[idx] || idx == -ENOSPC)
 		return;
 
@@ -2589,8 +2595,8 @@ static const struct net_device_ops nfp_net_netdev_ops = {
 	.ndo_set_mac_address	= eth_mac_addr,
 	.ndo_set_features	= nfp_net_set_features,
 	.ndo_features_check	= nfp_net_features_check,
-	.ndo_add_vxlan_port     = nfp_net_add_vxlan_port,
-	.ndo_del_vxlan_port     = nfp_net_del_vxlan_port,
+	.ndo_udp_tunnel_add	= nfp_net_add_vxlan_port,
+	.ndo_udp_tunnel_del	= nfp_net_del_vxlan_port,
 };
 
 /**


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 14/17] qede: Move all UDP port notifiers to single function
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:08   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This patch goes through and combines the notifiers for VXLAN and GENEVE
into a single function for each action.  So there is now one combined
function for getting ports, one for adding the ports, and one for deleting
the ports.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/qlogic/Kconfig          |   20 -----
 drivers/net/ethernet/qlogic/qede/qede_main.c |  115 +++++++++++---------------
 2 files changed, 50 insertions(+), 85 deletions(-)

diff --git a/drivers/net/ethernet/qlogic/Kconfig b/drivers/net/ethernet/qlogic/Kconfig
index 680d8c736d2b..613dd2874644 100644
--- a/drivers/net/ethernet/qlogic/Kconfig
+++ b/drivers/net/ethernet/qlogic/Kconfig
@@ -114,24 +114,4 @@ config QEDE
 	---help---
 	  This enables the support for ...
 
-config QEDE_VXLAN
-	bool "Virtual eXtensible Local Area Network support"
-	default n
-	depends on QEDE && VXLAN && !(QEDE=y && VXLAN=m)
-	---help---
-	  This enables hardware offload support for VXLAN protocol over
-	  qede module. Say Y here if you want to enable hardware offload
-	  support for Virtual eXtensible Local Area Network (VXLAN)
-	  in the driver.
-
-config QEDE_GENEVE
-	bool "Generic Network Virtualization Encapsulation (GENEVE) support"
-	depends on QEDE && GENEVE && !(QEDE=y && GENEVE=m)
-	---help---
-	  This allows one to create GENEVE virtual interfaces that provide
-	  Layer 2 Networks over Layer 3 Networks. GENEVE is often used
-	  to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to enable hardware offload support for
-	  Generic Network Virtualization Encapsulation (GENEVE) in the driver.
-
 endif # NET_VENDOR_QLOGIC
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index 423168ba7c98..2972742c6adb 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -24,12 +24,7 @@
 #include <linux/netdev_features.h>
 #include <linux/udp.h>
 #include <linux/tcp.h>
-#ifdef CONFIG_QEDE_VXLAN
-#include <net/vxlan.h>
-#endif
-#ifdef CONFIG_QEDE_GENEVE
-#include <net/geneve.h>
-#endif
+#include <net/udp_tunnel.h>
 #include <linux/ip.h>
 #include <net/ipv6.h>
 #include <net/tcp.h>
@@ -2112,75 +2107,75 @@ int qede_set_features(struct net_device *dev, netdev_features_t features)
 	return 0;
 }
 
-#ifdef CONFIG_QEDE_VXLAN
-static void qede_add_vxlan_port(struct net_device *dev,
-				sa_family_t sa_family, __be16 port)
+static void qede_udp_tunnel_add(struct net_device *dev,
+				struct udp_tunnel_info *ti)
 {
 	struct qede_dev *edev = netdev_priv(dev);
-	u16 t_port = ntohs(port);
+	u16 t_port = ntohs(ti->port);
 
-	if (edev->vxlan_dst_port)
-		return;
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (edev->vxlan_dst_port)
+			return;
 
-	edev->vxlan_dst_port = t_port;
+		edev->vxlan_dst_port = t_port;
 
-	DP_VERBOSE(edev, QED_MSG_DEBUG, "Added vxlan port=%d", t_port);
+		DP_VERBOSE(edev, QED_MSG_DEBUG, "Added vxlan port=%d",
+			   t_port);
 
-	set_bit(QEDE_SP_VXLAN_PORT_CONFIG, &edev->sp_flags);
-	schedule_delayed_work(&edev->sp_task, 0);
-}
+		set_bit(QEDE_SP_VXLAN_PORT_CONFIG, &edev->sp_flags);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (edev->geneve_dst_port)
+			return;
 
-static void qede_del_vxlan_port(struct net_device *dev,
-				sa_family_t sa_family, __be16 port)
-{
-	struct qede_dev *edev = netdev_priv(dev);
-	u16 t_port = ntohs(port);
+		edev->geneve_dst_port = t_port;
 
-	if (t_port != edev->vxlan_dst_port)
+		DP_VERBOSE(edev, QED_MSG_DEBUG, "Added geneve port=%d",
+			   t_port);
+		set_bit(QEDE_SP_GENEVE_PORT_CONFIG, &edev->sp_flags);
+		break;
+	default:
 		return;
+	}
 
-	edev->vxlan_dst_port = 0;
-
-	DP_VERBOSE(edev, QED_MSG_DEBUG, "Deleted vxlan port=%d", t_port);
-
-	set_bit(QEDE_SP_VXLAN_PORT_CONFIG, &edev->sp_flags);
 	schedule_delayed_work(&edev->sp_task, 0);
 }
-#endif
 
-#ifdef CONFIG_QEDE_GENEVE
-static void qede_add_geneve_port(struct net_device *dev,
-				 sa_family_t sa_family, __be16 port)
+static void qede_udp_tunnel_del(struct net_device *dev,
+				struct udp_tunnel_info *ti)
 {
 	struct qede_dev *edev = netdev_priv(dev);
-	u16 t_port = ntohs(port);
+	u16 t_port = ntohs(ti->port);
 
-	if (edev->geneve_dst_port)
-		return;
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (t_port != edev->vxlan_dst_port)
+			return;
 
-	edev->geneve_dst_port = t_port;
+		edev->vxlan_dst_port = 0;
 
-	DP_VERBOSE(edev, QED_MSG_DEBUG, "Added geneve port=%d", t_port);
-	set_bit(QEDE_SP_GENEVE_PORT_CONFIG, &edev->sp_flags);
-	schedule_delayed_work(&edev->sp_task, 0);
-}
+		DP_VERBOSE(edev, QED_MSG_DEBUG, "Deleted vxlan port=%d",
+			   t_port);
 
-static void qede_del_geneve_port(struct net_device *dev,
-				 sa_family_t sa_family, __be16 port)
-{
-	struct qede_dev *edev = netdev_priv(dev);
-	u16 t_port = ntohs(port);
+		set_bit(QEDE_SP_VXLAN_PORT_CONFIG, &edev->sp_flags);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (t_port != edev->geneve_dst_port)
+			return;
 
-	if (t_port != edev->geneve_dst_port)
-		return;
+		edev->geneve_dst_port = 0;
 
-	edev->geneve_dst_port = 0;
+		DP_VERBOSE(edev, QED_MSG_DEBUG, "Deleted geneve port=%d",
+			   t_port);
+		set_bit(QEDE_SP_GENEVE_PORT_CONFIG, &edev->sp_flags);
+		break;
+	default:
+		return;
+	}
 
-	DP_VERBOSE(edev, QED_MSG_DEBUG, "Deleted geneve port=%d", t_port);
-	set_bit(QEDE_SP_GENEVE_PORT_CONFIG, &edev->sp_flags);
 	schedule_delayed_work(&edev->sp_task, 0);
 }
-#endif
 
 static const struct net_device_ops qede_netdev_ops = {
 	.ndo_open = qede_open,
@@ -2204,14 +2199,8 @@ static const struct net_device_ops qede_netdev_ops = {
 	.ndo_get_vf_config = qede_get_vf_config,
 	.ndo_set_vf_rate = qede_set_vf_rate,
 #endif
-#ifdef CONFIG_QEDE_VXLAN
-	.ndo_add_vxlan_port = qede_add_vxlan_port,
-	.ndo_del_vxlan_port = qede_del_vxlan_port,
-#endif
-#ifdef CONFIG_QEDE_GENEVE
-	.ndo_add_geneve_port = qede_add_geneve_port,
-	.ndo_del_geneve_port = qede_del_geneve_port,
-#endif
+	.ndo_udp_tunnel_add = qede_udp_tunnel_add,
+	.ndo_udp_tunnel_del = qede_udp_tunnel_del,
 };
 
 /* -------------------------------------------------------------------------
@@ -3579,12 +3568,8 @@ static int qede_open(struct net_device *ndev)
 	if (rc)
 		return rc;
 
-#ifdef CONFIG_QEDE_VXLAN
-	vxlan_get_rx_port(ndev);
-#endif
-#ifdef CONFIG_QEDE_GENEVE
-	geneve_get_rx_port(ndev);
-#endif
+	udp_tunnel_get_rx_info(ndev);
+
 	return 0;
 }
 

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 14/17] qede: Move all UDP port notifiers to single function
@ 2016-06-15 22:08   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: intel-wired-lan

This patch goes through and combines the notifiers for VXLAN and GENEVE
into a single function for each action.  So there is now one combined
function for getting ports, one for adding the ports, and one for deleting
the ports.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/qlogic/Kconfig          |   20 -----
 drivers/net/ethernet/qlogic/qede/qede_main.c |  115 +++++++++++---------------
 2 files changed, 50 insertions(+), 85 deletions(-)

diff --git a/drivers/net/ethernet/qlogic/Kconfig b/drivers/net/ethernet/qlogic/Kconfig
index 680d8c736d2b..613dd2874644 100644
--- a/drivers/net/ethernet/qlogic/Kconfig
+++ b/drivers/net/ethernet/qlogic/Kconfig
@@ -114,24 +114,4 @@ config QEDE
 	---help---
 	  This enables the support for ...
 
-config QEDE_VXLAN
-	bool "Virtual eXtensible Local Area Network support"
-	default n
-	depends on QEDE && VXLAN && !(QEDE=y && VXLAN=m)
-	---help---
-	  This enables hardware offload support for VXLAN protocol over
-	  qede module. Say Y here if you want to enable hardware offload
-	  support for Virtual eXtensible Local Area Network (VXLAN)
-	  in the driver.
-
-config QEDE_GENEVE
-	bool "Generic Network Virtualization Encapsulation (GENEVE) support"
-	depends on QEDE && GENEVE && !(QEDE=y && GENEVE=m)
-	---help---
-	  This allows one to create GENEVE virtual interfaces that provide
-	  Layer 2 Networks over Layer 3 Networks. GENEVE is often used
-	  to tunnel virtual network infrastructure in virtualized environments.
-	  Say Y here if you want to enable hardware offload support for
-	  Generic Network Virtualization Encapsulation (GENEVE) in the driver.
-
 endif # NET_VENDOR_QLOGIC
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index 423168ba7c98..2972742c6adb 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -24,12 +24,7 @@
 #include <linux/netdev_features.h>
 #include <linux/udp.h>
 #include <linux/tcp.h>
-#ifdef CONFIG_QEDE_VXLAN
-#include <net/vxlan.h>
-#endif
-#ifdef CONFIG_QEDE_GENEVE
-#include <net/geneve.h>
-#endif
+#include <net/udp_tunnel.h>
 #include <linux/ip.h>
 #include <net/ipv6.h>
 #include <net/tcp.h>
@@ -2112,75 +2107,75 @@ int qede_set_features(struct net_device *dev, netdev_features_t features)
 	return 0;
 }
 
-#ifdef CONFIG_QEDE_VXLAN
-static void qede_add_vxlan_port(struct net_device *dev,
-				sa_family_t sa_family, __be16 port)
+static void qede_udp_tunnel_add(struct net_device *dev,
+				struct udp_tunnel_info *ti)
 {
 	struct qede_dev *edev = netdev_priv(dev);
-	u16 t_port = ntohs(port);
+	u16 t_port = ntohs(ti->port);
 
-	if (edev->vxlan_dst_port)
-		return;
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (edev->vxlan_dst_port)
+			return;
 
-	edev->vxlan_dst_port = t_port;
+		edev->vxlan_dst_port = t_port;
 
-	DP_VERBOSE(edev, QED_MSG_DEBUG, "Added vxlan port=%d", t_port);
+		DP_VERBOSE(edev, QED_MSG_DEBUG, "Added vxlan port=%d",
+			   t_port);
 
-	set_bit(QEDE_SP_VXLAN_PORT_CONFIG, &edev->sp_flags);
-	schedule_delayed_work(&edev->sp_task, 0);
-}
+		set_bit(QEDE_SP_VXLAN_PORT_CONFIG, &edev->sp_flags);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (edev->geneve_dst_port)
+			return;
 
-static void qede_del_vxlan_port(struct net_device *dev,
-				sa_family_t sa_family, __be16 port)
-{
-	struct qede_dev *edev = netdev_priv(dev);
-	u16 t_port = ntohs(port);
+		edev->geneve_dst_port = t_port;
 
-	if (t_port != edev->vxlan_dst_port)
+		DP_VERBOSE(edev, QED_MSG_DEBUG, "Added geneve port=%d",
+			   t_port);
+		set_bit(QEDE_SP_GENEVE_PORT_CONFIG, &edev->sp_flags);
+		break;
+	default:
 		return;
+	}
 
-	edev->vxlan_dst_port = 0;
-
-	DP_VERBOSE(edev, QED_MSG_DEBUG, "Deleted vxlan port=%d", t_port);
-
-	set_bit(QEDE_SP_VXLAN_PORT_CONFIG, &edev->sp_flags);
 	schedule_delayed_work(&edev->sp_task, 0);
 }
-#endif
 
-#ifdef CONFIG_QEDE_GENEVE
-static void qede_add_geneve_port(struct net_device *dev,
-				 sa_family_t sa_family, __be16 port)
+static void qede_udp_tunnel_del(struct net_device *dev,
+				struct udp_tunnel_info *ti)
 {
 	struct qede_dev *edev = netdev_priv(dev);
-	u16 t_port = ntohs(port);
+	u16 t_port = ntohs(ti->port);
 
-	if (edev->geneve_dst_port)
-		return;
+	switch (ti->type) {
+	case UDP_TUNNEL_TYPE_VXLAN:
+		if (t_port != edev->vxlan_dst_port)
+			return;
 
-	edev->geneve_dst_port = t_port;
+		edev->vxlan_dst_port = 0;
 
-	DP_VERBOSE(edev, QED_MSG_DEBUG, "Added geneve port=%d", t_port);
-	set_bit(QEDE_SP_GENEVE_PORT_CONFIG, &edev->sp_flags);
-	schedule_delayed_work(&edev->sp_task, 0);
-}
+		DP_VERBOSE(edev, QED_MSG_DEBUG, "Deleted vxlan port=%d",
+			   t_port);
 
-static void qede_del_geneve_port(struct net_device *dev,
-				 sa_family_t sa_family, __be16 port)
-{
-	struct qede_dev *edev = netdev_priv(dev);
-	u16 t_port = ntohs(port);
+		set_bit(QEDE_SP_VXLAN_PORT_CONFIG, &edev->sp_flags);
+		break;
+	case UDP_TUNNEL_TYPE_GENEVE:
+		if (t_port != edev->geneve_dst_port)
+			return;
 
-	if (t_port != edev->geneve_dst_port)
-		return;
+		edev->geneve_dst_port = 0;
 
-	edev->geneve_dst_port = 0;
+		DP_VERBOSE(edev, QED_MSG_DEBUG, "Deleted geneve port=%d",
+			   t_port);
+		set_bit(QEDE_SP_GENEVE_PORT_CONFIG, &edev->sp_flags);
+		break;
+	default:
+		return;
+	}
 
-	DP_VERBOSE(edev, QED_MSG_DEBUG, "Deleted geneve port=%d", t_port);
-	set_bit(QEDE_SP_GENEVE_PORT_CONFIG, &edev->sp_flags);
 	schedule_delayed_work(&edev->sp_task, 0);
 }
-#endif
 
 static const struct net_device_ops qede_netdev_ops = {
 	.ndo_open = qede_open,
@@ -2204,14 +2199,8 @@ static const struct net_device_ops qede_netdev_ops = {
 	.ndo_get_vf_config = qede_get_vf_config,
 	.ndo_set_vf_rate = qede_set_vf_rate,
 #endif
-#ifdef CONFIG_QEDE_VXLAN
-	.ndo_add_vxlan_port = qede_add_vxlan_port,
-	.ndo_del_vxlan_port = qede_del_vxlan_port,
-#endif
-#ifdef CONFIG_QEDE_GENEVE
-	.ndo_add_geneve_port = qede_add_geneve_port,
-	.ndo_del_geneve_port = qede_del_geneve_port,
-#endif
+	.ndo_udp_tunnel_add = qede_udp_tunnel_add,
+	.ndo_udp_tunnel_del = qede_udp_tunnel_del,
 };
 
 /* -------------------------------------------------------------------------
@@ -3579,12 +3568,8 @@ static int qede_open(struct net_device *ndev)
 	if (rc)
 		return rc;
 
-#ifdef CONFIG_QEDE_VXLAN
-	vxlan_get_rx_port(ndev);
-#endif
-#ifdef CONFIG_QEDE_GENEVE
-	geneve_get_rx_port(ndev);
-#endif
+	udp_tunnel_get_rx_info(ndev);
+
 	return 0;
 }
 


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 15/17] qlcnic: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:08   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type is VXLAN we can maintain the same
functionality.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/qlogic/Kconfig                |   10 -------
 drivers/net/ethernet/qlogic/qlcnic/qlcnic.h        |    2 -
 .../net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c  |    4 ---
 drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c   |   30 +++++++++-----------
 4 files changed, 14 insertions(+), 32 deletions(-)

diff --git a/drivers/net/ethernet/qlogic/Kconfig b/drivers/net/ethernet/qlogic/Kconfig
index 613dd2874644..6ba48406899e 100644
--- a/drivers/net/ethernet/qlogic/Kconfig
+++ b/drivers/net/ethernet/qlogic/Kconfig
@@ -54,16 +54,6 @@ config QLCNIC_DCB
 	  mode of DCB is supported. PG and PFC values are related only
 	  to Tx.
 
-config QLCNIC_VXLAN
-	bool "Virtual eXtensible Local Area Network (VXLAN) offload support"
-	default n
-	depends on QLCNIC && VXLAN && !(QLCNIC=y && VXLAN=m)
-	---help---
-	  This enables hardware offload support for VXLAN protocol over QLogic's
-	  84XX series adapters.
-	  Say Y here if you want to enable hardware offload support for
-	  Virtual eXtensible Local Area Network (VXLAN) in the driver.
-
 config QLCNIC_HWMON
 	bool "QLOGIC QLCNIC 82XX and 83XX family HWMON support"
 	depends on QLCNIC && HWMON && !(QLCNIC=y && HWMON=m)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
index caf6ddb7ea76..fd973f4f16c7 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
@@ -1026,10 +1026,8 @@ struct qlcnic_ipaddr {
 #define QLCNIC_HAS_PHYS_PORT_ID		0x40000
 #define QLCNIC_TSS_RSS			0x80000
 
-#ifdef CONFIG_QLCNIC_VXLAN
 #define QLCNIC_ADD_VXLAN_PORT		0x100000
 #define QLCNIC_DEL_VXLAN_PORT		0x200000
-#endif
 
 #define QLCNIC_VLAN_FILTERING		0x800000
 
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
index bf892160dd5f..a496390b8632 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
@@ -1020,7 +1020,6 @@ static int qlcnic_83xx_idc_check_state_validity(struct qlcnic_adapter *adapter,
 	return 0;
 }
 
-#ifdef CONFIG_QLCNIC_VXLAN
 #define QLC_83XX_ENCAP_TYPE_VXLAN	BIT_1
 #define QLC_83XX_MATCH_ENCAP_ID		BIT_2
 #define QLC_83XX_SET_VXLAN_UDP_DPORT	BIT_3
@@ -1089,14 +1088,12 @@ static int qlcnic_set_vxlan_parsing(struct qlcnic_adapter *adapter,
 
 	return ret;
 }
-#endif
 
 static void qlcnic_83xx_periodic_tasks(struct qlcnic_adapter *adapter)
 {
 	if (adapter->fhash.fnum)
 		qlcnic_prune_lb_filters(adapter);
 
-#ifdef CONFIG_QLCNIC_VXLAN
 	if (adapter->flags & QLCNIC_ADD_VXLAN_PORT) {
 		if (qlcnic_set_vxlan_port(adapter))
 			return;
@@ -1112,7 +1109,6 @@ static void qlcnic_83xx_periodic_tasks(struct qlcnic_adapter *adapter)
 		adapter->ahw->vxlan_port = 0;
 		adapter->flags &= ~QLCNIC_DEL_VXLAN_PORT;
 	}
-#endif
 }
 
 /**
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 1c29105b6c36..3ebef27e0964 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -16,9 +16,7 @@
 #include <linux/aer.h>
 #include <linux/log2.h>
 #include <linux/pci.h>
-#ifdef CONFIG_QLCNIC_VXLAN
 #include <net/vxlan.h>
-#endif
 
 #include "qlcnic.h"
 #include "qlcnic_sriov.h"
@@ -474,13 +472,15 @@ static int qlcnic_get_phys_port_id(struct net_device *netdev,
 	return 0;
 }
 
-#ifdef CONFIG_QLCNIC_VXLAN
 static void qlcnic_add_vxlan_port(struct net_device *netdev,
-				  sa_family_t sa_family, __be16 port)
+				  struct udp_tunnel_info *ti)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(netdev);
 	struct qlcnic_hardware_context *ahw = adapter->ahw;
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
 	/* Adapter supports only one VXLAN port. Use very first port
 	 * for enabling offload
 	 */
@@ -488,23 +488,26 @@ static void qlcnic_add_vxlan_port(struct net_device *netdev,
 		return;
 	if (!ahw->vxlan_port_count) {
 		ahw->vxlan_port_count = 1;
-		ahw->vxlan_port = ntohs(port);
+		ahw->vxlan_port = ntohs(ti->port);
 		adapter->flags |= QLCNIC_ADD_VXLAN_PORT;
 		return;
 	}
-	if (ahw->vxlan_port == ntohs(port))
+	if (ahw->vxlan_port == ntohs(ti->port))
 		ahw->vxlan_port_count++;
 
 }
 
 static void qlcnic_del_vxlan_port(struct net_device *netdev,
-				  sa_family_t sa_family, __be16 port)
+				  struct udp_tunnel_info *ti)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(netdev);
 	struct qlcnic_hardware_context *ahw = adapter->ahw;
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
 	if (!qlcnic_encap_rx_offload(adapter) || !ahw->vxlan_port_count ||
-	    (ahw->vxlan_port != ntohs(port)))
+	    (ahw->vxlan_port != ntohs(ti->port)))
 		return;
 
 	ahw->vxlan_port_count--;
@@ -519,7 +522,6 @@ static netdev_features_t qlcnic_features_check(struct sk_buff *skb,
 	features = vlan_features_check(skb, features);
 	return vxlan_features_check(skb, features);
 }
-#endif
 
 static const struct net_device_ops qlcnic_netdev_ops = {
 	.ndo_open	   = qlcnic_open,
@@ -539,11 +541,9 @@ static const struct net_device_ops qlcnic_netdev_ops = {
 	.ndo_fdb_del		= qlcnic_fdb_del,
 	.ndo_fdb_dump		= qlcnic_fdb_dump,
 	.ndo_get_phys_port_id	= qlcnic_get_phys_port_id,
-#ifdef CONFIG_QLCNIC_VXLAN
-	.ndo_add_vxlan_port	= qlcnic_add_vxlan_port,
-	.ndo_del_vxlan_port	= qlcnic_del_vxlan_port,
+	.ndo_udp_tunnel_add	= qlcnic_add_vxlan_port,
+	.ndo_udp_tunnel_del	= qlcnic_del_vxlan_port,
 	.ndo_features_check	= qlcnic_features_check,
-#endif
 #ifdef CONFIG_NET_POLL_CONTROLLER
 	.ndo_poll_controller = qlcnic_poll_controller,
 #endif
@@ -2015,10 +2015,8 @@ qlcnic_attach(struct qlcnic_adapter *adapter)
 
 	qlcnic_create_sysfs_entries(adapter);
 
-#ifdef CONFIG_QLCNIC_VXLAN
 	if (qlcnic_encap_rx_offload(adapter))
-		vxlan_get_rx_port(netdev);
-#endif
+		udp_tunnel_get_rx_info(netdev);
 
 	adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC;
 	return 0;

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 15/17] qlcnic: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port
@ 2016-06-15 22:08   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: intel-wired-lan

This change replaces the network device operations for adding or removing a
VXLAN port with operations that are more generically defined to be used for
any UDP offload port but provide a type.  As such by just adding a line to
verify that the offload type is VXLAN we can maintain the same
functionality.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/ethernet/qlogic/Kconfig                |   10 -------
 drivers/net/ethernet/qlogic/qlcnic/qlcnic.h        |    2 -
 .../net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c  |    4 ---
 drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c   |   30 +++++++++-----------
 4 files changed, 14 insertions(+), 32 deletions(-)

diff --git a/drivers/net/ethernet/qlogic/Kconfig b/drivers/net/ethernet/qlogic/Kconfig
index 613dd2874644..6ba48406899e 100644
--- a/drivers/net/ethernet/qlogic/Kconfig
+++ b/drivers/net/ethernet/qlogic/Kconfig
@@ -54,16 +54,6 @@ config QLCNIC_DCB
 	  mode of DCB is supported. PG and PFC values are related only
 	  to Tx.
 
-config QLCNIC_VXLAN
-	bool "Virtual eXtensible Local Area Network (VXLAN) offload support"
-	default n
-	depends on QLCNIC && VXLAN && !(QLCNIC=y && VXLAN=m)
-	---help---
-	  This enables hardware offload support for VXLAN protocol over QLogic's
-	  84XX series adapters.
-	  Say Y here if you want to enable hardware offload support for
-	  Virtual eXtensible Local Area Network (VXLAN) in the driver.
-
 config QLCNIC_HWMON
 	bool "QLOGIC QLCNIC 82XX and 83XX family HWMON support"
 	depends on QLCNIC && HWMON && !(QLCNIC=y && HWMON=m)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
index caf6ddb7ea76..fd973f4f16c7 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
@@ -1026,10 +1026,8 @@ struct qlcnic_ipaddr {
 #define QLCNIC_HAS_PHYS_PORT_ID		0x40000
 #define QLCNIC_TSS_RSS			0x80000
 
-#ifdef CONFIG_QLCNIC_VXLAN
 #define QLCNIC_ADD_VXLAN_PORT		0x100000
 #define QLCNIC_DEL_VXLAN_PORT		0x200000
-#endif
 
 #define QLCNIC_VLAN_FILTERING		0x800000
 
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
index bf892160dd5f..a496390b8632 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
@@ -1020,7 +1020,6 @@ static int qlcnic_83xx_idc_check_state_validity(struct qlcnic_adapter *adapter,
 	return 0;
 }
 
-#ifdef CONFIG_QLCNIC_VXLAN
 #define QLC_83XX_ENCAP_TYPE_VXLAN	BIT_1
 #define QLC_83XX_MATCH_ENCAP_ID		BIT_2
 #define QLC_83XX_SET_VXLAN_UDP_DPORT	BIT_3
@@ -1089,14 +1088,12 @@ static int qlcnic_set_vxlan_parsing(struct qlcnic_adapter *adapter,
 
 	return ret;
 }
-#endif
 
 static void qlcnic_83xx_periodic_tasks(struct qlcnic_adapter *adapter)
 {
 	if (adapter->fhash.fnum)
 		qlcnic_prune_lb_filters(adapter);
 
-#ifdef CONFIG_QLCNIC_VXLAN
 	if (adapter->flags & QLCNIC_ADD_VXLAN_PORT) {
 		if (qlcnic_set_vxlan_port(adapter))
 			return;
@@ -1112,7 +1109,6 @@ static void qlcnic_83xx_periodic_tasks(struct qlcnic_adapter *adapter)
 		adapter->ahw->vxlan_port = 0;
 		adapter->flags &= ~QLCNIC_DEL_VXLAN_PORT;
 	}
-#endif
 }
 
 /**
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 1c29105b6c36..3ebef27e0964 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -16,9 +16,7 @@
 #include <linux/aer.h>
 #include <linux/log2.h>
 #include <linux/pci.h>
-#ifdef CONFIG_QLCNIC_VXLAN
 #include <net/vxlan.h>
-#endif
 
 #include "qlcnic.h"
 #include "qlcnic_sriov.h"
@@ -474,13 +472,15 @@ static int qlcnic_get_phys_port_id(struct net_device *netdev,
 	return 0;
 }
 
-#ifdef CONFIG_QLCNIC_VXLAN
 static void qlcnic_add_vxlan_port(struct net_device *netdev,
-				  sa_family_t sa_family, __be16 port)
+				  struct udp_tunnel_info *ti)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(netdev);
 	struct qlcnic_hardware_context *ahw = adapter->ahw;
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
 	/* Adapter supports only one VXLAN port. Use very first port
 	 * for enabling offload
 	 */
@@ -488,23 +488,26 @@ static void qlcnic_add_vxlan_port(struct net_device *netdev,
 		return;
 	if (!ahw->vxlan_port_count) {
 		ahw->vxlan_port_count = 1;
-		ahw->vxlan_port = ntohs(port);
+		ahw->vxlan_port = ntohs(ti->port);
 		adapter->flags |= QLCNIC_ADD_VXLAN_PORT;
 		return;
 	}
-	if (ahw->vxlan_port == ntohs(port))
+	if (ahw->vxlan_port == ntohs(ti->port))
 		ahw->vxlan_port_count++;
 
 }
 
 static void qlcnic_del_vxlan_port(struct net_device *netdev,
-				  sa_family_t sa_family, __be16 port)
+				  struct udp_tunnel_info *ti)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(netdev);
 	struct qlcnic_hardware_context *ahw = adapter->ahw;
 
+	if (ti->type != UDP_TUNNEL_TYPE_VXLAN)
+		return;
+
 	if (!qlcnic_encap_rx_offload(adapter) || !ahw->vxlan_port_count ||
-	    (ahw->vxlan_port != ntohs(port)))
+	    (ahw->vxlan_port != ntohs(ti->port)))
 		return;
 
 	ahw->vxlan_port_count--;
@@ -519,7 +522,6 @@ static netdev_features_t qlcnic_features_check(struct sk_buff *skb,
 	features = vlan_features_check(skb, features);
 	return vxlan_features_check(skb, features);
 }
-#endif
 
 static const struct net_device_ops qlcnic_netdev_ops = {
 	.ndo_open	   = qlcnic_open,
@@ -539,11 +541,9 @@ static const struct net_device_ops qlcnic_netdev_ops = {
 	.ndo_fdb_del		= qlcnic_fdb_del,
 	.ndo_fdb_dump		= qlcnic_fdb_dump,
 	.ndo_get_phys_port_id	= qlcnic_get_phys_port_id,
-#ifdef CONFIG_QLCNIC_VXLAN
-	.ndo_add_vxlan_port	= qlcnic_add_vxlan_port,
-	.ndo_del_vxlan_port	= qlcnic_del_vxlan_port,
+	.ndo_udp_tunnel_add	= qlcnic_add_vxlan_port,
+	.ndo_udp_tunnel_del	= qlcnic_del_vxlan_port,
 	.ndo_features_check	= qlcnic_features_check,
-#endif
 #ifdef CONFIG_NET_POLL_CONTROLLER
 	.ndo_poll_controller = qlcnic_poll_controller,
 #endif
@@ -2015,10 +2015,8 @@ qlcnic_attach(struct qlcnic_adapter *adapter)
 
 	qlcnic_create_sysfs_entries(adapter);
 
-#ifdef CONFIG_QLCNIC_VXLAN
 	if (qlcnic_encap_rx_offload(adapter))
-		vxlan_get_rx_port(netdev);
-#endif
+		udp_tunnel_get_rx_info(netdev);
 
 	adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC;
 	return 0;


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 16/17] net: Remove deprecated tunnel specific UDP offload functions
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:08   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

Now that we have all the drivers using udp_tunnel_get_rx_ports,
ndo_add_udp_enc_rx_port, and ndo_del_udp_enc_rx_port we can drop the
function calls that were specific to VXLAN and GENEVE.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 include/linux/netdevice.h |   38 ----------------------
 include/net/geneve.h      |    5 ---
 include/net/vxlan.h       |    5 ---
 net/ipv4/udp_tunnel.c     |   79 ++++++++-------------------------------------
 4 files changed, 14 insertions(+), 113 deletions(-)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 7f45e96967ce..49dd27a2b2a8 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1026,32 +1026,6 @@ struct tc_to_netdev {
  *	not implement this, it is assumed that the hw is not able to have
  *	multiple net devices on single physical port.
  *
- * void (*ndo_add_vxlan_port)(struct  net_device *dev,
- *			      sa_family_t sa_family, __be16 port);
- *	Called by vxlan to notify a driver about the UDP port and socket
- *	address family that vxlan is listening to. It is called only when
- *	a new port starts listening. The operation is protected by the
- *	vxlan_net->sock_lock.
- *
- * void (*ndo_add_geneve_port)(struct net_device *dev,
- *			       sa_family_t sa_family, __be16 port);
- *	Called by geneve to notify a driver about the UDP port and socket
- *	address family that geneve is listnening to. It is called only when
- *	a new port starts listening. The operation is protected by the
- *	geneve_net->sock_lock.
- *
- * void (*ndo_del_geneve_port)(struct net_device *dev,
- *			       sa_family_t sa_family, __be16 port);
- *	Called by geneve to notify the driver about a UDP port and socket
- *	address family that geneve is not listening to anymore. The operation
- *	is protected by the geneve_net->sock_lock.
- *
- * void (*ndo_del_vxlan_port)(struct  net_device *dev,
- *			      sa_family_t sa_family, __be16 port);
- *	Called by vxlan to notify the driver about a UDP port and socket
- *	address family that vxlan is not listening to anymore. The operation
- *	is protected by the vxlan_net->sock_lock.
- *
  * void (*ndo_udp_tunnel_add)(struct net_device *dev,
  *			      struct udp_tunnel_info *ti);
  *	Called by UDP tunnel to notify a driver about the UDP port and socket
@@ -1272,18 +1246,6 @@ struct net_device_ops {
 							struct netdev_phys_item_id *ppid);
 	int			(*ndo_get_phys_port_name)(struct net_device *dev,
 							  char *name, size_t len);
-	void			(*ndo_add_vxlan_port)(struct  net_device *dev,
-						      sa_family_t sa_family,
-						      __be16 port);
-	void			(*ndo_del_vxlan_port)(struct  net_device *dev,
-						      sa_family_t sa_family,
-						      __be16 port);
-	void			(*ndo_add_geneve_port)(struct  net_device *dev,
-						       sa_family_t sa_family,
-						       __be16 port);
-	void			(*ndo_del_geneve_port)(struct  net_device *dev,
-						       sa_family_t sa_family,
-						       __be16 port);
 	void			(*ndo_udp_tunnel_add)(struct net_device *dev,
 						      struct udp_tunnel_info *ti);
 	void			(*ndo_udp_tunnel_del)(struct net_device *dev,
diff --git a/include/net/geneve.h b/include/net/geneve.h
index 3410c4b5a382..ec0327d4331b 100644
--- a/include/net/geneve.h
+++ b/include/net/geneve.h
@@ -59,11 +59,6 @@ struct genevehdr {
 	struct geneve_opt options[];
 };
 
-static inline void geneve_get_rx_port(struct net_device *netdev)
-{
-	udp_tunnel_get_rx_info(netdev);
-}
-
 #ifdef CONFIG_INET
 struct net_device *geneve_dev_create_fb(struct net *net, const char *name,
 					u8 name_assign_type, u16 dst_port);
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index c62e2ed1c3af..b96d0360c095 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -389,11 +389,6 @@ static inline __be32 vxlan_compute_rco(unsigned int start, unsigned int offset)
 	return vni_field;
 }
 
-static inline void vxlan_get_rx_port(struct net_device *netdev)
-{
-	udp_tunnel_get_rx_info(netdev);
-}
-
 static inline unsigned short vxlan_get_sk_family(struct vxlan_sock *vs)
 {
 	return vs->sock->sk->sk_family;
diff --git a/net/ipv4/udp_tunnel.c b/net/ipv4/udp_tunnel.c
index 683e494d9000..58bd39fb14b4 100644
--- a/net/ipv4/udp_tunnel.c
+++ b/net/ipv4/udp_tunnel.c
@@ -76,47 +76,20 @@ void setup_udp_tunnel_sock(struct net *net, struct socket *sock,
 }
 EXPORT_SYMBOL_GPL(setup_udp_tunnel_sock);
 
-static void __udp_tunnel_push_rx_port(struct net_device *dev,
-				      struct udp_tunnel_info *ti)
-{
-	if (dev->netdev_ops->ndo_udp_tunnel_add) {
-		dev->netdev_ops->ndo_udp_tunnel_add(dev, ti);
-		return;
-	}
-
-	switch (ti->type) {
-	case UDP_TUNNEL_TYPE_VXLAN:
-		if (!dev->netdev_ops->ndo_add_vxlan_port)
-			break;
-
-		dev->netdev_ops->ndo_add_vxlan_port(dev,
-						    ti->sa_family,
-						    ti->port);
-		break;
-	case UDP_TUNNEL_TYPE_GENEVE:
-		if (!dev->netdev_ops->ndo_add_geneve_port)
-			break;
-
-		dev->netdev_ops->ndo_add_geneve_port(dev,
-						     ti->sa_family,
-						     ti->port);
-		break;
-	default:
-		break;
-	}
-}
-
 void udp_tunnel_push_rx_port(struct net_device *dev, struct socket *sock,
 			     unsigned short type)
 {
 	struct sock *sk = sock->sk;
 	struct udp_tunnel_info ti;
 
+	if (!dev->netdev_ops->ndo_udp_tunnel_add)
+		return;
+
 	ti.type = type;
 	ti.sa_family = sk->sk_family;
 	ti.port = inet_sk(sk)->inet_sport;
 
-	__udp_tunnel_push_rx_port(dev, &ti);
+	dev->netdev_ops->ndo_udp_tunnel_add(dev, &ti);
 }
 EXPORT_SYMBOL_GPL(udp_tunnel_push_rx_port);
 
@@ -133,42 +106,15 @@ void udp_tunnel_notify_add_rx_port(struct socket *sock, unsigned short type)
 	ti.port = inet_sk(sk)->inet_sport;
 
 	rcu_read_lock();
-	for_each_netdev_rcu(net, dev)
-		__udp_tunnel_push_rx_port(dev, &ti);
+	for_each_netdev_rcu(net, dev) {
+		if (!dev->netdev_ops->ndo_udp_tunnel_add)
+			continue;
+		dev->netdev_ops->ndo_udp_tunnel_add(dev, &ti);
+	}
 	rcu_read_unlock();
 }
 EXPORT_SYMBOL_GPL(udp_tunnel_notify_add_rx_port);
 
-static void __udp_tunnel_pull_rx_port(struct net_device *dev,
-				      struct udp_tunnel_info *ti)
-{
-	if (dev->netdev_ops->ndo_udp_tunnel_del) {
-		dev->netdev_ops->ndo_udp_tunnel_del(dev, ti);
-		return;
-	}
-
-	switch (ti->type) {
-	case UDP_TUNNEL_TYPE_VXLAN:
-		if (!dev->netdev_ops->ndo_del_vxlan_port)
-			break;
-
-		dev->netdev_ops->ndo_del_vxlan_port(dev,
-						    ti->sa_family,
-						    ti->port);
-		break;
-	case UDP_TUNNEL_TYPE_GENEVE:
-		if (!dev->netdev_ops->ndo_del_geneve_port)
-			break;
-
-		dev->netdev_ops->ndo_del_geneve_port(dev,
-						     ti->sa_family,
-						     ti->port);
-		break;
-	default:
-		break;
-	}
-}
-
 /* Notify netdevs that UDP port is no more listening */
 void udp_tunnel_notify_del_rx_port(struct socket *sock, unsigned short type)
 {
@@ -182,8 +128,11 @@ void udp_tunnel_notify_del_rx_port(struct socket *sock, unsigned short type)
 	ti.port = inet_sk(sk)->inet_sport;
 
 	rcu_read_lock();
-	for_each_netdev_rcu(net, dev)
-		__udp_tunnel_pull_rx_port(dev, &ti);
+	for_each_netdev_rcu(net, dev) {
+		if (!dev->netdev_ops->ndo_udp_tunnel_del)
+			continue;
+		dev->netdev_ops->ndo_udp_tunnel_del(dev, &ti);
+	}
 	rcu_read_unlock();
 }
 EXPORT_SYMBOL_GPL(udp_tunnel_notify_del_rx_port);

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 16/17] net: Remove deprecated tunnel specific UDP offload functions
@ 2016-06-15 22:08   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:08 UTC (permalink / raw)
  To: intel-wired-lan

Now that we have all the drivers using udp_tunnel_get_rx_ports,
ndo_add_udp_enc_rx_port, and ndo_del_udp_enc_rx_port we can drop the
function calls that were specific to VXLAN and GENEVE.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 include/linux/netdevice.h |   38 ----------------------
 include/net/geneve.h      |    5 ---
 include/net/vxlan.h       |    5 ---
 net/ipv4/udp_tunnel.c     |   79 ++++++++-------------------------------------
 4 files changed, 14 insertions(+), 113 deletions(-)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 7f45e96967ce..49dd27a2b2a8 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1026,32 +1026,6 @@ struct tc_to_netdev {
  *	not implement this, it is assumed that the hw is not able to have
  *	multiple net devices on single physical port.
  *
- * void (*ndo_add_vxlan_port)(struct  net_device *dev,
- *			      sa_family_t sa_family, __be16 port);
- *	Called by vxlan to notify a driver about the UDP port and socket
- *	address family that vxlan is listening to. It is called only when
- *	a new port starts listening. The operation is protected by the
- *	vxlan_net->sock_lock.
- *
- * void (*ndo_add_geneve_port)(struct net_device *dev,
- *			       sa_family_t sa_family, __be16 port);
- *	Called by geneve to notify a driver about the UDP port and socket
- *	address family that geneve is listnening to. It is called only when
- *	a new port starts listening. The operation is protected by the
- *	geneve_net->sock_lock.
- *
- * void (*ndo_del_geneve_port)(struct net_device *dev,
- *			       sa_family_t sa_family, __be16 port);
- *	Called by geneve to notify the driver about a UDP port and socket
- *	address family that geneve is not listening to anymore. The operation
- *	is protected by the geneve_net->sock_lock.
- *
- * void (*ndo_del_vxlan_port)(struct  net_device *dev,
- *			      sa_family_t sa_family, __be16 port);
- *	Called by vxlan to notify the driver about a UDP port and socket
- *	address family that vxlan is not listening to anymore. The operation
- *	is protected by the vxlan_net->sock_lock.
- *
  * void (*ndo_udp_tunnel_add)(struct net_device *dev,
  *			      struct udp_tunnel_info *ti);
  *	Called by UDP tunnel to notify a driver about the UDP port and socket
@@ -1272,18 +1246,6 @@ struct net_device_ops {
 							struct netdev_phys_item_id *ppid);
 	int			(*ndo_get_phys_port_name)(struct net_device *dev,
 							  char *name, size_t len);
-	void			(*ndo_add_vxlan_port)(struct  net_device *dev,
-						      sa_family_t sa_family,
-						      __be16 port);
-	void			(*ndo_del_vxlan_port)(struct  net_device *dev,
-						      sa_family_t sa_family,
-						      __be16 port);
-	void			(*ndo_add_geneve_port)(struct  net_device *dev,
-						       sa_family_t sa_family,
-						       __be16 port);
-	void			(*ndo_del_geneve_port)(struct  net_device *dev,
-						       sa_family_t sa_family,
-						       __be16 port);
 	void			(*ndo_udp_tunnel_add)(struct net_device *dev,
 						      struct udp_tunnel_info *ti);
 	void			(*ndo_udp_tunnel_del)(struct net_device *dev,
diff --git a/include/net/geneve.h b/include/net/geneve.h
index 3410c4b5a382..ec0327d4331b 100644
--- a/include/net/geneve.h
+++ b/include/net/geneve.h
@@ -59,11 +59,6 @@ struct genevehdr {
 	struct geneve_opt options[];
 };
 
-static inline void geneve_get_rx_port(struct net_device *netdev)
-{
-	udp_tunnel_get_rx_info(netdev);
-}
-
 #ifdef CONFIG_INET
 struct net_device *geneve_dev_create_fb(struct net *net, const char *name,
 					u8 name_assign_type, u16 dst_port);
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index c62e2ed1c3af..b96d0360c095 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -389,11 +389,6 @@ static inline __be32 vxlan_compute_rco(unsigned int start, unsigned int offset)
 	return vni_field;
 }
 
-static inline void vxlan_get_rx_port(struct net_device *netdev)
-{
-	udp_tunnel_get_rx_info(netdev);
-}
-
 static inline unsigned short vxlan_get_sk_family(struct vxlan_sock *vs)
 {
 	return vs->sock->sk->sk_family;
diff --git a/net/ipv4/udp_tunnel.c b/net/ipv4/udp_tunnel.c
index 683e494d9000..58bd39fb14b4 100644
--- a/net/ipv4/udp_tunnel.c
+++ b/net/ipv4/udp_tunnel.c
@@ -76,47 +76,20 @@ void setup_udp_tunnel_sock(struct net *net, struct socket *sock,
 }
 EXPORT_SYMBOL_GPL(setup_udp_tunnel_sock);
 
-static void __udp_tunnel_push_rx_port(struct net_device *dev,
-				      struct udp_tunnel_info *ti)
-{
-	if (dev->netdev_ops->ndo_udp_tunnel_add) {
-		dev->netdev_ops->ndo_udp_tunnel_add(dev, ti);
-		return;
-	}
-
-	switch (ti->type) {
-	case UDP_TUNNEL_TYPE_VXLAN:
-		if (!dev->netdev_ops->ndo_add_vxlan_port)
-			break;
-
-		dev->netdev_ops->ndo_add_vxlan_port(dev,
-						    ti->sa_family,
-						    ti->port);
-		break;
-	case UDP_TUNNEL_TYPE_GENEVE:
-		if (!dev->netdev_ops->ndo_add_geneve_port)
-			break;
-
-		dev->netdev_ops->ndo_add_geneve_port(dev,
-						     ti->sa_family,
-						     ti->port);
-		break;
-	default:
-		break;
-	}
-}
-
 void udp_tunnel_push_rx_port(struct net_device *dev, struct socket *sock,
 			     unsigned short type)
 {
 	struct sock *sk = sock->sk;
 	struct udp_tunnel_info ti;
 
+	if (!dev->netdev_ops->ndo_udp_tunnel_add)
+		return;
+
 	ti.type = type;
 	ti.sa_family = sk->sk_family;
 	ti.port = inet_sk(sk)->inet_sport;
 
-	__udp_tunnel_push_rx_port(dev, &ti);
+	dev->netdev_ops->ndo_udp_tunnel_add(dev, &ti);
 }
 EXPORT_SYMBOL_GPL(udp_tunnel_push_rx_port);
 
@@ -133,42 +106,15 @@ void udp_tunnel_notify_add_rx_port(struct socket *sock, unsigned short type)
 	ti.port = inet_sk(sk)->inet_sport;
 
 	rcu_read_lock();
-	for_each_netdev_rcu(net, dev)
-		__udp_tunnel_push_rx_port(dev, &ti);
+	for_each_netdev_rcu(net, dev) {
+		if (!dev->netdev_ops->ndo_udp_tunnel_add)
+			continue;
+		dev->netdev_ops->ndo_udp_tunnel_add(dev, &ti);
+	}
 	rcu_read_unlock();
 }
 EXPORT_SYMBOL_GPL(udp_tunnel_notify_add_rx_port);
 
-static void __udp_tunnel_pull_rx_port(struct net_device *dev,
-				      struct udp_tunnel_info *ti)
-{
-	if (dev->netdev_ops->ndo_udp_tunnel_del) {
-		dev->netdev_ops->ndo_udp_tunnel_del(dev, ti);
-		return;
-	}
-
-	switch (ti->type) {
-	case UDP_TUNNEL_TYPE_VXLAN:
-		if (!dev->netdev_ops->ndo_del_vxlan_port)
-			break;
-
-		dev->netdev_ops->ndo_del_vxlan_port(dev,
-						    ti->sa_family,
-						    ti->port);
-		break;
-	case UDP_TUNNEL_TYPE_GENEVE:
-		if (!dev->netdev_ops->ndo_del_geneve_port)
-			break;
-
-		dev->netdev_ops->ndo_del_geneve_port(dev,
-						     ti->sa_family,
-						     ti->port);
-		break;
-	default:
-		break;
-	}
-}
-
 /* Notify netdevs that UDP port is no more listening */
 void udp_tunnel_notify_del_rx_port(struct socket *sock, unsigned short type)
 {
@@ -182,8 +128,11 @@ void udp_tunnel_notify_del_rx_port(struct socket *sock, unsigned short type)
 	ti.port = inet_sk(sk)->inet_sport;
 
 	rcu_read_lock();
-	for_each_netdev_rcu(net, dev)
-		__udp_tunnel_pull_rx_port(dev, &ti);
+	for_each_netdev_rcu(net, dev) {
+		if (!dev->netdev_ops->ndo_udp_tunnel_del)
+			continue;
+		dev->netdev_ops->ndo_udp_tunnel_del(dev, &ti);
+	}
 	rcu_read_unlock();
 }
 EXPORT_SYMBOL_GPL(udp_tunnel_notify_del_rx_port);


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [net-next PATCH v2 17/17] vxlan: Add new UDP encapsulation offload type for VXLAN-GPE
  2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 22:09   ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:09 UTC (permalink / raw)
  To: netdev, intel-wired-lan
  Cc: hannes, jesse, eugenia, jbenc, alexander.duyck, saeedm,
	ariel.elior, tom, michael.chan, Dept-GELinuxNICDev, davem

The fact is VXLAN with Generic Protocol Extensions cannot be supported by
the same hardware parsers that support VXLAN.  The protocol extensions
allow for things like a Next Protocol field which in turn allows for things
other than Ethernet to be passed over the tunnel.  Most existing parsers
will not know how to interpret this.

To resolve this I am giving VXLAN-GPE its own UDP encapsulation offload
type.  This way hardware that does support GPE can simply add this type to
the switch statement for VXLAN, and if they don't support it then this will
fix any issues where headers might be interpreted incorrectly.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/vxlan.c      |   12 ++++++++++--
 include/net/udp_tunnel.h |    1 +
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 888356bc1233..ff1b47c9c03d 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -605,13 +605,19 @@ static int vxlan_gro_complete(struct sock *sk, struct sk_buff *skb, int nhoff)
 /* Notify netdevs that UDP port started listening */
 static void vxlan_notify_add_rx_port(struct vxlan_sock *vs)
 {
-	udp_tunnel_notify_add_rx_port(vs->sock, UDP_TUNNEL_TYPE_VXLAN);
+	udp_tunnel_notify_add_rx_port(vs->sock,
+				      (vs->flags & VXLAN_F_GPE) ?
+				      UDP_TUNNEL_TYPE_VXLAN_GPE :
+				      UDP_TUNNEL_TYPE_VXLAN);
 }
 
 /* Notify netdevs that UDP port is no more listening */
 static void vxlan_notify_del_rx_port(struct vxlan_sock *vs)
 {
-	udp_tunnel_notify_del_rx_port(vs->sock, UDP_TUNNEL_TYPE_VXLAN);
+	udp_tunnel_notify_del_rx_port(vs->sock,
+				      (vs->flags & VXLAN_F_GPE) ?
+				      UDP_TUNNEL_TYPE_VXLAN_GPE :
+				      UDP_TUNNEL_TYPE_VXLAN);
 }
 
 /* Add new entry to forwarding table -- assumes lock held */
@@ -2499,6 +2505,8 @@ static void vxlan_push_rx_ports(struct net_device *dev)
 	for (i = 0; i < PORT_HASH_SIZE; ++i) {
 		hlist_for_each_entry_rcu(vs, &vn->sock_list[i], hlist)
 			udp_tunnel_push_rx_port(dev, vs->sock,
+						(vs->flags & VXLAN_F_GPE) ?
+						UDP_TUNNEL_TYPE_VXLAN_GPE :
 						UDP_TUNNEL_TYPE_VXLAN);
 	}
 	spin_unlock(&vn->sock_lock);
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h
index 1c9408a04213..02c5be037451 100644
--- a/include/net/udp_tunnel.h
+++ b/include/net/udp_tunnel.h
@@ -103,6 +103,7 @@ void setup_udp_tunnel_sock(struct net *net, struct socket *sock,
 enum udp_parsable_tunnel_type {
 	UDP_TUNNEL_TYPE_VXLAN,		/* RFC 7348 */
 	UDP_TUNNEL_TYPE_GENEVE,		/* draft-ietf-nvo3-geneve */
+	UDP_TUNNEL_TYPE_VXLAN_GPE,	/* draft-ietf-nvo3-vxlan-gpe */
 };
 
 struct udp_tunnel_info {

^ permalink raw reply related	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 17/17] vxlan: Add new UDP encapsulation offload type for VXLAN-GPE
@ 2016-06-15 22:09   ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 22:09 UTC (permalink / raw)
  To: intel-wired-lan

The fact is VXLAN with Generic Protocol Extensions cannot be supported by
the same hardware parsers that support VXLAN.  The protocol extensions
allow for things like a Next Protocol field which in turn allows for things
other than Ethernet to be passed over the tunnel.  Most existing parsers
will not know how to interpret this.

To resolve this I am giving VXLAN-GPE its own UDP encapsulation offload
type.  This way hardware that does support GPE can simply add this type to
the switch statement for VXLAN, and if they don't support it then this will
fix any issues where headers might be interpreted incorrectly.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
---
 drivers/net/vxlan.c      |   12 ++++++++++--
 include/net/udp_tunnel.h |    1 +
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 888356bc1233..ff1b47c9c03d 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -605,13 +605,19 @@ static int vxlan_gro_complete(struct sock *sk, struct sk_buff *skb, int nhoff)
 /* Notify netdevs that UDP port started listening */
 static void vxlan_notify_add_rx_port(struct vxlan_sock *vs)
 {
-	udp_tunnel_notify_add_rx_port(vs->sock, UDP_TUNNEL_TYPE_VXLAN);
+	udp_tunnel_notify_add_rx_port(vs->sock,
+				      (vs->flags & VXLAN_F_GPE) ?
+				      UDP_TUNNEL_TYPE_VXLAN_GPE :
+				      UDP_TUNNEL_TYPE_VXLAN);
 }
 
 /* Notify netdevs that UDP port is no more listening */
 static void vxlan_notify_del_rx_port(struct vxlan_sock *vs)
 {
-	udp_tunnel_notify_del_rx_port(vs->sock, UDP_TUNNEL_TYPE_VXLAN);
+	udp_tunnel_notify_del_rx_port(vs->sock,
+				      (vs->flags & VXLAN_F_GPE) ?
+				      UDP_TUNNEL_TYPE_VXLAN_GPE :
+				      UDP_TUNNEL_TYPE_VXLAN);
 }
 
 /* Add new entry to forwarding table -- assumes lock held */
@@ -2499,6 +2505,8 @@ static void vxlan_push_rx_ports(struct net_device *dev)
 	for (i = 0; i < PORT_HASH_SIZE; ++i) {
 		hlist_for_each_entry_rcu(vs, &vn->sock_list[i], hlist)
 			udp_tunnel_push_rx_port(dev, vs->sock,
+						(vs->flags & VXLAN_F_GPE) ?
+						UDP_TUNNEL_TYPE_VXLAN_GPE :
 						UDP_TUNNEL_TYPE_VXLAN);
 	}
 	spin_unlock(&vn->sock_lock);
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h
index 1c9408a04213..02c5be037451 100644
--- a/include/net/udp_tunnel.h
+++ b/include/net/udp_tunnel.h
@@ -103,6 +103,7 @@ void setup_udp_tunnel_sock(struct net *net, struct socket *sock,
 enum udp_parsable_tunnel_type {
 	UDP_TUNNEL_TYPE_VXLAN,		/* RFC 7348 */
 	UDP_TUNNEL_TYPE_GENEVE,		/* draft-ietf-nvo3-geneve */
+	UDP_TUNNEL_TYPE_VXLAN_GPE,	/* draft-ietf-nvo3-vxlan-gpe */
 };
 
 struct udp_tunnel_info {


^ permalink raw reply related	[flat|nested] 48+ messages in thread
* Re: [net-next PATCH v2 06/17] bnxt: Move GENEVE support from hard-coded port to using port notifier
  2016-06-15 22:07   ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 23:19     ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 23:19 UTC (permalink / raw)
  To: Alexander Duyck
  Cc: Netdev, intel-wired-lan, Hannes Frederic Sowa, Jesse Gross,
	Eugenia Emantayev, Jiri Benc, Saeed Mahameed, Ariel Elior,
	Tom Herbert, Michael Chan, Dept-GELinuxNICDev, David Miller

On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
> The port number for GENEVE is hard coded into the bnxt driver.  This is the
> kind of thing we want to avoid going forward.  For now I will integrate
> this back into the port notifier so that we can change the GENEVE port
> number if we need to in the future.
>
> Signed-off-by: Alexander Duyck <aduyck@mirantis.com>

So it turns out this patch doesn't apply on top of the current tree.
I will submit a v3 of these patches tomorrow after everyone has had a
chance to review.

- Alex

^ permalink raw reply	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 06/17] bnxt: Move GENEVE support from hard-coded port to using port notifier
@ 2016-06-15 23:19     ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-15 23:19 UTC (permalink / raw)
  To: intel-wired-lan

On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
> The port number for GENEVE is hard coded into the bnxt driver.  This is the
> kind of thing we want to avoid going forward.  For now I will integrate
> this back into the port notifier so that we can change the GENEVE port
> number if we need to in the future.
>
> Signed-off-by: Alexander Duyck <aduyck@mirantis.com>

So it turns out this patch doesn't apply on top of the current tree.
I will submit a v3 of these patches tomorrow after everyone has had a
chance to review.

- Alex

^ permalink raw reply	[flat|nested] 48+ messages in thread
* Re: [net-next PATCH v2 02/17] net: Combine GENEVE and VXLAN port notifiers into single functions
  2016-06-15 22:07   ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 23:50     ` Jesse Gross
  -1 siblings, 0 replies; 48+ messages in thread
From: Jesse Gross @ 2016-06-15 23:50 UTC (permalink / raw)
  To: Alexander Duyck
  Cc: Linux Kernel Network Developers, intel-wired-lan,
	Hannes Frederic Sowa, eugenia, Jiri Benc, Alexander Duyck,
	saeedm, Ariel Elior, Tom Herbert, michael.chan,
	Dept-GELinuxNICDev, David Miller

On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
> diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
> index e5e33cd01082..d12ee3a92fb5 100644
> --- a/drivers/net/geneve.c
> +++ b/drivers/net/geneve.c
>  static void geneve_notify_del_rx_port(struct geneve_sock *gs)
>  {
> -       struct net_device *dev;
> -       struct sock *sk = gs->sock->sk;
> -       struct net *net = sock_net(sk);
> -       sa_family_t sa_family = geneve_get_sk_family(gs);
> -       __be16 port = inet_sk(sk)->inet_sport;
> -
> -       rcu_read_lock();
> -       for_each_netdev_rcu(net, dev) {
> -               if (dev->netdev_ops->ndo_del_geneve_port)
> -                       dev->netdev_ops->ndo_del_geneve_port(dev, sa_family,
> -                                                            port);
> -       }
> -
> -       rcu_read_unlock();
> +       udp_tunnel_notify_add_rx_port(gs->sock, UDP_TUNNEL_TYPE_GENEVE);
>  }

Looks like a typo here - calling add instead of delete.

^ permalink raw reply	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 02/17] net: Combine GENEVE and VXLAN port notifiers into single functions
@ 2016-06-15 23:50     ` Jesse Gross
  0 siblings, 0 replies; 48+ messages in thread
From: Jesse Gross @ 2016-06-15 23:50 UTC (permalink / raw)
  To: intel-wired-lan

On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
> diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
> index e5e33cd01082..d12ee3a92fb5 100644
> --- a/drivers/net/geneve.c
> +++ b/drivers/net/geneve.c
>  static void geneve_notify_del_rx_port(struct geneve_sock *gs)
>  {
> -       struct net_device *dev;
> -       struct sock *sk = gs->sock->sk;
> -       struct net *net = sock_net(sk);
> -       sa_family_t sa_family = geneve_get_sk_family(gs);
> -       __be16 port = inet_sk(sk)->inet_sport;
> -
> -       rcu_read_lock();
> -       for_each_netdev_rcu(net, dev) {
> -               if (dev->netdev_ops->ndo_del_geneve_port)
> -                       dev->netdev_ops->ndo_del_geneve_port(dev, sa_family,
> -                                                            port);
> -       }
> -
> -       rcu_read_unlock();
> +       udp_tunnel_notify_add_rx_port(gs->sock, UDP_TUNNEL_TYPE_GENEVE);
>  }

Looks like a typo here - calling add instead of delete.

^ permalink raw reply	[flat|nested] 48+ messages in thread
* Re: [net-next PATCH v2 03/17] net: Merge VXLAN and GENEVE push notifiers into a single notifier
  2016-06-15 22:07   ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-15 23:51     ` Jesse Gross
  -1 siblings, 0 replies; 48+ messages in thread
From: Jesse Gross @ 2016-06-15 23:51 UTC (permalink / raw)
  To: Alexander Duyck
  Cc: Linux Kernel Network Developers, intel-wired-lan,
	Hannes Frederic Sowa, eugenia, Jiri Benc, Alexander Duyck,
	saeedm, Ariel Elior, Tom Herbert, michael.chan,
	Dept-GELinuxNICDev, David Miller

On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
> diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
> index d101e4d904ba..7f45e96967ce 100644
> --- a/include/linux/netdevice.h
> +++ b/include/linux/netdevice.h
> @@ -1050,6 +1052,19 @@ struct tc_to_netdev {
>   *     address family that vxlan is not listening to anymore. The operation
>   *     is protected by the vxlan_net->sock_lock.
>   *
> + * void (*ndo_udp_tunnel_add)(struct net_device *dev,
> + *                           struct udp_tunnel_info *ti);
> + *     Called by UDP tunnel to notify a driver about the UDP port and socket
> + *     address family that a UDP tunnel is listnening to. It is called only
> + *     when a new port starts listening. The operation is protected by the
> + *     tunnel socket lock.
> + *
> + * void (*ndo_udp_tunnel_del)(struct net_device *dev,
> + *                           struct udp_tunnel_info *ti);
> + *     Called by UDP tunnel to notify the driver about a UDP port and socket
> + *     address family that the UDP tunnel is not listening to anymore. The
> + *     operation is protected by the tunnel socket lock.

I think these comments are out of date - these operations are now
protected by RTNL instead of individual tunnel locks. Having
individual locks doesn't really work because drivers likely share
information for different tunnel types in the same data structures.

^ permalink raw reply	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 03/17] net: Merge VXLAN and GENEVE push notifiers into a single notifier
@ 2016-06-15 23:51     ` Jesse Gross
  0 siblings, 0 replies; 48+ messages in thread
From: Jesse Gross @ 2016-06-15 23:51 UTC (permalink / raw)
  To: intel-wired-lan

On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
> diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
> index d101e4d904ba..7f45e96967ce 100644
> --- a/include/linux/netdevice.h
> +++ b/include/linux/netdevice.h
> @@ -1050,6 +1052,19 @@ struct tc_to_netdev {
>   *     address family that vxlan is not listening to anymore. The operation
>   *     is protected by the vxlan_net->sock_lock.
>   *
> + * void (*ndo_udp_tunnel_add)(struct net_device *dev,
> + *                           struct udp_tunnel_info *ti);
> + *     Called by UDP tunnel to notify a driver about the UDP port and socket
> + *     address family that a UDP tunnel is listnening to. It is called only
> + *     when a new port starts listening. The operation is protected by the
> + *     tunnel socket lock.
> + *
> + * void (*ndo_udp_tunnel_del)(struct net_device *dev,
> + *                           struct udp_tunnel_info *ti);
> + *     Called by UDP tunnel to notify the driver about a UDP port and socket
> + *     address family that the UDP tunnel is not listening to anymore. The
> + *     operation is protected by the tunnel socket lock.

I think these comments are out of date - these operations are now
protected by RTNL instead of individual tunnel locks. Having
individual locks doesn't really work because drivers likely share
information for different tunnel types in the same data structures.

^ permalink raw reply	[flat|nested] 48+ messages in thread
* Re: [net-next PATCH v2 05/17] bnxt: Update drivers to support unified UDP encapsulation offload functions
  2016-06-15 22:07   ` [Intel-wired-lan] " Alexander Duyck
@ 2016-06-16  4:23     ` Michael Chan
  -1 siblings, 0 replies; 48+ messages in thread
From: Michael Chan @ 2016-06-16  4:23 UTC (permalink / raw)
  To: Alexander Duyck
  Cc: Netdev, intel-wired-lan, Hannes Frederic Sowa, Jesse Gross,
	Eugenia Emantayev, Jiri Benc, Alexander Duyck, Saeed Mahameed,
	Ariel Elior, Tom Herbert, Dept-GELinuxNICDev, David Miller

On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
> This patch ends up doing several things.  First it updates the driver to
> make use of the new unified UDP tunnel offload notifier functions.  In
> addition I updated the code so that we can work around the bits that were
> checking for if VXLAN was enabled since we are now using a notifier based
> setup.  Finally I moved the hard-coded GENEVE port over to using the
> notifier based setup so that we can update it if needed.
>
> Signed-off-by: Alexander Duyck <aduyck@mirantis.com>

Looks good, except that the last item in the description above is
actually done in the next patch.

Acked-by: Michael Chan <michael.chan@broadcom.com>

^ permalink raw reply	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 05/17] bnxt: Update drivers to support unified UDP encapsulation offload functions
@ 2016-06-16  4:23     ` Michael Chan
  0 siblings, 0 replies; 48+ messages in thread
From: Michael Chan @ 2016-06-16  4:23 UTC (permalink / raw)
  To: intel-wired-lan

On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
> This patch ends up doing several things.  First it updates the driver to
> make use of the new unified UDP tunnel offload notifier functions.  In
> addition I updated the code so that we can work around the bits that were
> checking for if VXLAN was enabled since we are now using a notifier based
> setup.  Finally I moved the hard-coded GENEVE port over to using the
> notifier based setup so that we can update it if needed.
>
> Signed-off-by: Alexander Duyck <aduyck@mirantis.com>

Looks good, except that the last item in the description above is
actually done in the next patch.

Acked-by: Michael Chan <michael.chan@broadcom.com>

^ permalink raw reply	[flat|nested] 48+ messages in thread
* Re: [net-next PATCH v2 05/17] bnxt: Update drivers to support unified UDP encapsulation offload functions
  2016-06-16  4:23     ` [Intel-wired-lan] " Michael Chan
@ 2016-06-16 15:19       ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-16 15:19 UTC (permalink / raw)
  To: Michael Chan
  Cc: Alexander Duyck, Netdev, intel-wired-lan, Hannes Frederic Sowa,
	Jesse Gross, Eugenia Emantayev, Jiri Benc, Saeed Mahameed,
	Ariel Elior, Tom Herbert, Dept-GELinuxNICDev, David Miller

On Wed, Jun 15, 2016 at 9:23 PM, Michael Chan <michael.chan@broadcom.com> wrote:
> On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
>> This patch ends up doing several things.  First it updates the driver to
>> make use of the new unified UDP tunnel offload notifier functions.  In
>> addition I updated the code so that we can work around the bits that were
>> checking for if VXLAN was enabled since we are now using a notifier based
>> setup.  Finally I moved the hard-coded GENEVE port over to using the
>> notifier based setup so that we can update it if needed.
>>
>> Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
>
> Looks good, except that the last item in the description above is
> actually done in the next patch.
>
> Acked-by: Michael Chan <michael.chan@broadcom.com>

Thanks for reviewing this.  I'll drop that line from the patch
description and add your Acked-by.

- Alex

^ permalink raw reply	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 05/17] bnxt: Update drivers to support unified UDP encapsulation offload functions
@ 2016-06-16 15:19       ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-16 15:19 UTC (permalink / raw)
  To: intel-wired-lan

On Wed, Jun 15, 2016 at 9:23 PM, Michael Chan <michael.chan@broadcom.com> wrote:
> On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
>> This patch ends up doing several things.  First it updates the driver to
>> make use of the new unified UDP tunnel offload notifier functions.  In
>> addition I updated the code so that we can work around the bits that were
>> checking for if VXLAN was enabled since we are now using a notifier based
>> setup.  Finally I moved the hard-coded GENEVE port over to using the
>> notifier based setup so that we can update it if needed.
>>
>> Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
>
> Looks good, except that the last item in the description above is
> actually done in the next patch.
>
> Acked-by: Michael Chan <michael.chan@broadcom.com>

Thanks for reviewing this.  I'll drop that line from the patch
description and add your Acked-by.

- Alex

^ permalink raw reply	[flat|nested] 48+ messages in thread
* Re: [net-next PATCH v2 02/17] net: Combine GENEVE and VXLAN port notifiers into single functions
  2016-06-15 23:50     ` [Intel-wired-lan] " Jesse Gross
@ 2016-06-16 15:23       ` Alexander Duyck
  -1 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-16 15:23 UTC (permalink / raw)
  To: Jesse Gross
  Cc: Alexander Duyck, Linux Kernel Network Developers,
	intel-wired-lan, Hannes Frederic Sowa, Eugenia Emantayev,
	Jiri Benc, Saeed Mahameed, Ariel Elior, Tom Herbert,
	Michael Chan, Dept-GELinuxNICDev, David Miller

On Wed, Jun 15, 2016 at 4:50 PM, Jesse Gross <jesse@kernel.org> wrote:
> On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
>> diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
>> index e5e33cd01082..d12ee3a92fb5 100644
>> --- a/drivers/net/geneve.c
>> +++ b/drivers/net/geneve.c
>>  static void geneve_notify_del_rx_port(struct geneve_sock *gs)
>>  {
>> -       struct net_device *dev;
>> -       struct sock *sk = gs->sock->sk;
>> -       struct net *net = sock_net(sk);
>> -       sa_family_t sa_family = geneve_get_sk_family(gs);
>> -       __be16 port = inet_sk(sk)->inet_sport;
>> -
>> -       rcu_read_lock();
>> -       for_each_netdev_rcu(net, dev) {
>> -               if (dev->netdev_ops->ndo_del_geneve_port)
>> -                       dev->netdev_ops->ndo_del_geneve_port(dev, sa_family,
>> -                                                            port);
>> -       }
>> -
>> -       rcu_read_unlock();
>> +       udp_tunnel_notify_add_rx_port(gs->sock, UDP_TUNNEL_TYPE_GENEVE);
>>  }
>
> Looks like a typo here - calling add instead of delete.

Yeah.  I had a few other spots that occurred.  I thought I had caught
them all before submitting but I guess not.  I will fix that for v3.

Thanks.

- Alex

^ permalink raw reply	[flat|nested] 48+ messages in thread
* [Intel-wired-lan] [net-next PATCH v2 02/17] net: Combine GENEVE and VXLAN port notifiers into single functions
@ 2016-06-16 15:23       ` Alexander Duyck
  0 siblings, 0 replies; 48+ messages in thread
From: Alexander Duyck @ 2016-06-16 15:23 UTC (permalink / raw)
  To: intel-wired-lan

On Wed, Jun 15, 2016 at 4:50 PM, Jesse Gross <jesse@kernel.org> wrote:
> On Wed, Jun 15, 2016 at 3:07 PM, Alexander Duyck <aduyck@mirantis.com> wrote:
>> diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
>> index e5e33cd01082..d12ee3a92fb5 100644
>> --- a/drivers/net/geneve.c
>> +++ b/drivers/net/geneve.c
>>  static void geneve_notify_del_rx_port(struct geneve_sock *gs)
>>  {
>> -       struct net_device *dev;
>> -       struct sock *sk = gs->sock->sk;
>> -       struct net *net = sock_net(sk);
>> -       sa_family_t sa_family = geneve_get_sk_family(gs);
>> -       __be16 port = inet_sk(sk)->inet_sport;
>> -
>> -       rcu_read_lock();
>> -       for_each_netdev_rcu(net, dev) {
>> -               if (dev->netdev_ops->ndo_del_geneve_port)
>> -                       dev->netdev_ops->ndo_del_geneve_port(dev, sa_family,
>> -                                                            port);
>> -       }
>> -
>> -       rcu_read_unlock();
>> +       udp_tunnel_notify_add_rx_port(gs->sock, UDP_TUNNEL_TYPE_GENEVE);
>>  }
>
> Looks like a typo here - calling add instead of delete.

Yeah.  I had a few other spots that occurred.  I thought I had caught
them all before submitting but I guess not.  I will fix that for v3.

Thanks.

- Alex

^ permalink raw reply	[flat|nested] 48+ messages in thread
end of thread, other threads:[~2016-06-16 15:23 UTC | newest]

Thread overview: 48+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2016-06-15 22:07 [net-next PATCH v2 00/17] Future-proof tunnel offload handlers Alexander Duyck
2016-06-15 22:07 ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:07 ` [net-next PATCH v2 01/17] vxlan/geneve: Include udp_tunnel.h in vxlan/geneve.h and fixup includes Alexander Duyck
2016-06-15 22:07   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:07 ` [net-next PATCH v2 02/17] net: Combine GENEVE and VXLAN port notifiers into single functions Alexander Duyck
2016-06-15 22:07   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 23:50   ` Jesse Gross
2016-06-15 23:50     ` [Intel-wired-lan] " Jesse Gross
2016-06-16 15:23     ` Alexander Duyck
2016-06-16 15:23       ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:07 ` [net-next PATCH v2 03/17] net: Merge VXLAN and GENEVE push notifiers into a single notifier Alexander Duyck
2016-06-15 22:07   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 23:51   ` Jesse Gross
2016-06-15 23:51     ` [Intel-wired-lan] " Jesse Gross
2016-06-15 22:07 ` [net-next PATCH v2 04/17] bnx2x: Move all UDP port notifiers to single function Alexander Duyck
2016-06-15 22:07   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:07 ` [net-next PATCH v2 05/17] bnxt: Update drivers to support unified UDP encapsulation offload functions Alexander Duyck
2016-06-15 22:07   ` [Intel-wired-lan] " Alexander Duyck
2016-06-16  4:23   ` Michael Chan
2016-06-16  4:23     ` [Intel-wired-lan] " Michael Chan
2016-06-16 15:19     ` Alexander Duyck
2016-06-16 15:19       ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:07 ` [net-next PATCH v2 06/17] bnxt: Move GENEVE support from hard-coded port to using port notifier Alexander Duyck
2016-06-15 22:07   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 23:19   ` Alexander Duyck
2016-06-15 23:19     ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:08 ` [net-next PATCH v2 07/17] benet: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port Alexander Duyck
2016-06-15 22:08   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:08 ` [net-next PATCH v2 08/17] fm10k: " Alexander Duyck
2016-06-15 22:08   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:08 ` [net-next PATCH v2 09/17] i40e: Move all UDP port notifiers to single function Alexander Duyck
2016-06-15 22:08   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:08 ` [net-next PATCH v2 10/17] ixgbe: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port Alexander Duyck
2016-06-15 22:08   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:08 ` [net-next PATCH v2 11/17] mlx4_en: " Alexander Duyck
2016-06-15 22:08   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:08 ` [net-next PATCH v2 12/17] mlx5_en: " Alexander Duyck
2016-06-15 22:08   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:08 ` [net-next PATCH v2 13/17] nfp: " Alexander Duyck
2016-06-15 22:08   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:08 ` [net-next PATCH v2 14/17] qede: Move all UDP port notifiers to single function Alexander Duyck
2016-06-15 22:08   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:08 ` [net-next PATCH v2 15/17] qlcnic: Replace ndo_add/del_vxlan_port with ndo_add/del_udp_enc_port Alexander Duyck
2016-06-15 22:08   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:08 ` [net-next PATCH v2 16/17] net: Remove deprecated tunnel specific UDP offload functions Alexander Duyck
2016-06-15 22:08   ` [Intel-wired-lan] " Alexander Duyck
2016-06-15 22:09 ` [net-next PATCH v2 17/17] vxlan: Add new UDP encapsulation offload type for VXLAN-GPE Alexander Duyck
2016-06-15 22:09   ` [Intel-wired-lan] " Alexander Duyck

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