* Re: [dpdk-stable] [PATCH v2] doc: add a co-existence consideration for qede PMD
2019-08-05 9:19 ` [dpdk-stable] [PATCH v2] doc: add a co-existence consideration for qede PMD Rasesh Mody
@ 2019-08-05 15:26 ` Jerin Jacob Kollanukkaran
0 siblings, 0 replies; 2+ messages in thread
From: Jerin Jacob Kollanukkaran @ 2019-08-05 15:26 UTC (permalink / raw)
To: Rasesh Mody, dev, Thomas Monjalon
Cc: Rasesh Mody, John McNamara, GR-Everest-DPDK-Dev, stable
> -----Original Message-----
> From: Rasesh Mody <rmody@marvell.com>
> Sent: Monday, August 5, 2019 2:50 PM
> To: dev@dpdk.org; Thomas Monjalon <thomas@monjalon.net>
> Cc: Rasesh Mody <rmody@marvell.com>; John McNamara
> <john.mcnamara@intel.com>; Jerin Jacob Kollanukkaran
> <jerinj@marvell.com>; GR-Everest-DPDK-Dev <GR-Everest-DPDK-
> Dev@marvell.com>; stable@dpdk.org
> Subject: [PATCH v2] doc: add a co-existence consideration for qede PMD
>
> Add and update co-existence considerations for qede PMD
>
> v2:
> Made co-existence considerations for QLogic adapters more specific
>
> Cc: stable@dpdk.org
>
> Signed-off-by: Rasesh Mody <rmody@marvell.com>
Applied to dpdk-next-net-mrvl/master. Thanks
> ---
> doc/guides/nics/qede.rst | 25 ++++++++++++++++++++++---
> 1 file changed, 22 insertions(+), 3 deletions(-)
>
> diff --git a/doc/guides/nics/qede.rst b/doc/guides/nics/qede.rst index
> c0a383381..05a6aef57 100644
> --- a/doc/guides/nics/qede.rst
> +++ b/doc/guides/nics/qede.rst
> @@ -7,7 +7,7 @@ QEDE Poll Mode Driver
>
> The QEDE poll mode driver library (**librte_pmd_qede**) implements
> support for **QLogic FastLinQ QL4xxxx 10G/25G/40G/50G/100G Intelligent
> Ethernet Adapters (IEA) and Converged Network Adapters (CNA)** family of
> adapters as well as SR-IOV virtual functions (VF). It is supported on -several
> standard Linux distros like RHEL7.x, SLES12.x and Ubuntu.
> +several standard Linux distros like RHEL, SLES, Ubuntu etc.
> It is compile-tested under FreeBSD OS.
>
> More information can be found at `QLogic Corporation's Website @@ -47,8
> +47,27 @@ Non-supported Features
>
> Co-existence considerations
> ---------------------------
> -- QLogic FastLinQ QL4xxxx CNAs can have both NIC and Storage
> personalities. However, coexistence with storage protocol drivers (qedi and
> qedf) is not supported on the same adapter. So storage personality has to be
> disabled on that adapter when used in DPDK applications.
> -- For SR-IOV case, qede PMD will be used to bind to SR-IOV VF device and
> Linux native kernel driver (qede) will be attached to SR-IOV PF.
> +
> +- QLogic FastLinQ QL4xxxx CNAs support Ethernet, RDMA, iSCSI and FCoE
> + functionalities. These functionalities are supported using
> + QLogic Linux kernel drivers qed, qede, qedr, qedi and qedf. DPDK is
> + supported on these adapters using qede PMD.
> +
> +- When SR-IOV is not enabled on the adapter,
> + QLogic Linux kernel drivers (qed, qede, qedr, qedi and qedf) and qede
> + PMD can’t be attached to different PFs on a given QLogic FastLinQ
> + QL4xxx adapter.
> + A given adapter needs to be completely used by DPDK or Linux drivers
> + Before binding DPDK driver to one or more PFs on the adapter,
> + please make sure to unbind Linux drivers from all PFs of the adapter.
> + If there are multiple adapters on the system, one or more adapters
> + can be used by DPDK driver completely and other adapters can be used
> + by Linux drivers completely.
> +
> +- When SR-IOV is enabled on the adapter,
> + Linux kernel drivers (qed, qede, qedr, qedi and qedf) can be bound
> + to the PFs of a given adapter and either qede PMD or Linux drivers
> + (qed and qede) can be bound to the VFs of the adapter.
>
> Supported QLogic Adapters
> -------------------------
> --
> 2.18.0
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