This patch moved i40e related known issues from doc/guides/rel_notes/ known_issues.rst to doc/guides/nics/i40e.rst, makes us easy to track the issue about i40e.
Signed-off-by: Qiming Yang <qiming.y...@intel.com> --- doc/guides/nics/i40e.rst | 26 ++++++++++++++ doc/guides/rel_notes/known_issues.rst | 65 ----------------------------------- 2 files changed, 26 insertions(+), 65 deletions(-) diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst index 043de34..9d31565 100644 --- a/doc/guides/nics/i40e.rst +++ b/doc/guides/nics/i40e.rst @@ -417,6 +417,32 @@ or greater. Limitations or Known issues --------------------------- +Cannot set link speed on Intel® 40G Ethernet controller +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +On Intel® 40G Ethernet Controller you cannot set the link to specific +speed. The link speed cannot be changed forcibly, though it can be +configured by application. + +I40e VF may not receive packets in the promiscuous mode +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Promiscuous mode is not supported by the DPDK i40e VF driver when using +the i40e Linux kernel driver as host driver. The i40e VF does not receive +packets when the destination MAC address is unknown. Use a explicit +destination MAC address that matches the VF can avoid this problem. + +uio pci generic module bind failed in X710/XL710/XXV710 +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +When use ``--bind=uio_pci_generic``, the ``uio_pci_generic`` module probes +device and check the Interrupt Status bit. Since it is not supported by +X710/XL710/XXV710, it return a *failed* value. The statement that these +products don’t support INTx masking, is indicated in the related `linux kernel +commit <https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/ +commit/drivers/pci/quirks.c?id=8bcf4525c5d43306c5fd07e132bc8650e3491aec>`_. +Do not bind the ``uio_pci_generic`` module in X710/XL710/XXV710 NICs. + MPLS packet classification on X710/XL710 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ diff --git a/doc/guides/rel_notes/known_issues.rst b/doc/guides/rel_notes/known_issues.rst index f149ac7..5b702c5 100644 --- a/doc/guides/rel_notes/known_issues.rst +++ b/doc/guides/rel_notes/known_issues.rst @@ -513,25 +513,6 @@ Ethertype filter could receive other packets (non-assigned) in Niantic Poll Mode Driver (PMD). -Cannot set link speed on Intel® 40G Ethernet controller -------------------------------------------------------- - -**Description**: - On Intel® 40G Ethernet Controller you cannot set the link to specific speed. - -**Implication**: - The link speed cannot be changed forcibly, though it can be configured by application. - -**Resolution/Workaround**: - None - -**Affected Environment/Platform**: - All. - -**Driver/Module**: - Poll Mode Driver (PMD). - - Devices bound to igb_uio with VT-d enabled do not work on Linux kernel 3.15-3.17 -------------------------------------------------------------------------------- @@ -622,52 +603,6 @@ The last EAL argument is replaced by the program name in argv[] Environment Abstraction Layer (EAL). -I40e VF may not receive packets in the promiscuous mode -------------------------------------------------------- - -**Description**: - Promiscuous mode is not supported by the DPDK i40e VF driver when using the - i40e Linux kernel driver as host driver. - -**Implication**: - The i40e VF does not receive packets when the destination MAC address is unknown. - -**Resolution/Workaround**: - Use a explicit destination MAC address that matches the VF. - -**Affected Environment/Platform**: - All. - -**Driver/Module**: - Poll Mode Driver (PMD). - - -uio pci generic module bind failed in X710/XL710/XXV710 -------------------------------------------------------- - -**Description**: - The ``uio_pci_generic`` module is not supported by XL710, since the errata of XL710 - states that the Interrupt Status bit is not implemented. The errata is the item #71 - from the `xl710 controller spec - <http://www.intel.com/content/www/us/en/embedded/products/networking/xl710-10-40-controller-spec-update.html>`_. - The hw limitation is the same as other X710/XXV710 NICs. - -**Implication**: - When use ``--bind=uio_pci_generic``, the ``uio_pci_generic`` module probes device and check the Interrupt - Status bit. Since it is not supported by X710/XL710/XXV710, it return a *failed* value. The statement - that these products don’t support INTx masking, is indicated in the related `linux kernel commit - <https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/drivers/pci/quirks.c?id=8bcf4525c5d43306c5fd07e132bc8650e3491aec>`_. - -**Resolution/Workaround**: - Do not bind the ``uio_pci_generic`` module in X710/XL710/XXV710 NICs. - -**Affected Environment/Platform**: - All. - -**Driver/Module**: - Poll Mode Driver (PMD). - - virtio tx_burst() function cannot do TSO on shared packets ---------------------------------------------------------- -- 2.7.4
