[dpdk-dev] [PATCH 2/2] doc: add a co-existence consideration for bnx2x PMD
Rasesh Mody
rmody at marvell.com
Wed Jul 31 10:02:25 CEST 2019
Add and update co-existence considerations for bnx2x PMD
Signed-off-by: Rasesh Mody <rmody at marvell.com>
---
doc/guides/nics/bnx2x.rst | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/doc/guides/nics/bnx2x.rst b/doc/guides/nics/bnx2x.rst
index a7dee0c10..358ed7927 100644
--- a/doc/guides/nics/bnx2x.rst
+++ b/doc/guides/nics/bnx2x.rst
@@ -69,9 +69,18 @@ Co-existence considerations
bnx2fi) 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, bnx2x PMD will be used to bind to SR-IOV VF device and
- Linux native kernel driver (bnx2x) will be attached to SR-IOV PF.
-
+- Linux kernel drivers and bnx2x PMD can’t be mixed on a given BCM578xx
+ adapter. This type of coexistence is unsupported. A given adapter
+ needs to be completely used by DPDK or Linux drivers, when SR-IOV
+ is not enabled. Before binging DPDK driver to one or more devices on
+ the adapter, please make sure to unbind Linux drivers from all devices
+ of the adapter. If there are multiple adapters on the system, one or
+ more adapter can be used by DPDK driver and other adapters can be used
+ by Linux drivers.
+
+- When SR-IOV is enabled, Linux native kernel driver (bnx2x) can be
+ bound to the PFs of a given adapter and either DPDK or Linux drivers
+ can be bound to the VFs of the adapter.
Supported QLogic NICs
---------------------
--
2.18.0
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