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Author SHA1 Message Date
Edward Cree
c08afcdcf9 sfc: do not try to call tc functions when CONFIG_SFC_SRIOV=n
Functions efx_tc_netdev_event and efx_tc_netevent_event do not exist
 in that case as object files tc_bindings.o and tc_encap_actions.o
 are not built, so the calls to them from ef100_netdev_event and
 ef100_netevent_event cause link errors.
Wrap the corresponding header files (tc_bindings.h, tc_encap_actions.h)
 with #if IS_ENABLED(CONFIG_SFC_SRIOV), and add an #else with static
 inline stubs for these two functions.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202306102026.ISK5JfUQ-lkp@intel.com/
Fixes: 7e5e7d8000 ("sfc: neighbour lookup for TC encap action offload")
Signed-off-by: Edward Cree <ecree.xilinx@gmail.com>
Reviewed-by: Martin Habets <habetsm.xilinx@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-06-16 09:12:18 +01:00
Edward Cree
7e5e7d8000 sfc: neighbour lookup for TC encap action offload
For each neighbour we're interested in, create a struct efx_neigh_binder
 object which has a list of all the encap_actions using it.  When we
 receive a neighbouring update (through the netevent notifier), find the
 corresponding efx_neigh_binder and update all its users.
Since the actual generation of encap headers is still only a stub, the
 resulting rules still get left on fallback actions.

Signed-off-by: Edward Cree <ecree.xilinx@gmail.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Reviewed-by: Pieter Jansen van Vuuren <pieter.jansen-van-vuuren@amd.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-06-10 00:11:49 -07:00
Edward Cree
5b2e12d51b sfc: bind indirect blocks for TC offload on EF100
Bind indirect blocks for recognised tunnel netdevices.
Currently these connect to a stub efx_tc_flower() that only returns
 -EOPNOTSUPP; subsequent patches will implement flower offloads to the
 Match-Action Engine.

Signed-off-by: Edward Cree <ecree.xilinx@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-09-28 09:43:22 +01:00
Edward Cree
9dc0cad203 sfc: bind blocks for TC offload on EF100
Bind direct blocks for the MAE-admin PF and each VF representor.
Currently these connect to a stub efx_tc_flower() that only returns
 -EOPNOTSUPP; subsequent patches will implement flower offloads to the
 Match-Action Engine.

Signed-off-by: Edward Cree <ecree.xilinx@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-09-28 09:43:22 +01:00