[2/2] doc: add a co-existence consideration for bnx2x PMD
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Commit Message
Add and update co-existence considerations for bnx2x PMD
Signed-off-by: Rasesh Mody <rmody@marvell.com>
---
doc/guides/nics/bnx2x.rst | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
Comments
31/07/2019 10:02, Rasesh Mody:
> Add and update co-existence considerations for bnx2x PMD
>
> Signed-off-by: Rasesh Mody <rmody@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.
Same comment as for qede: this is not specific to the PMD.
Please update and reference the Linux guide.
+ is not enabled. Before binging DPDK driver to one or more devices on
Binging=>binding
Thanks,
Shahed
> -----Original Message-----
> From: Rasesh Mody <rmody@marvell.com>
> Sent: Wednesday, July 31, 2019 1:32 PM
> To: dev@dpdk.org
> Cc: Rasesh Mody <rmody@marvell.com>; John McNamara
> <john.mcnamara@intel.com>; Thomas Monjalon <thomas@monjalon.net>;
> Jerin Jacob Kollanukkaran <jerinj@marvell.com>; GR-Everest-DPDK-Dev <GR-
> Everest-DPDK-Dev@marvell.com>
> Subject: [PATCH 2/2] doc: add a co-existence consideration for bnx2x PMD
>
> Add and update co-existence considerations for bnx2x PMD
>
> Signed-off-by: Rasesh Mody <rmody@marvell.com<mailto:rmody@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
>From: Thomas Monjalon <thomas@monjalon.net>
>Sent: Wednesday, July 31, 2019 1:33 AM
>
>31/07/2019 10:02, Rasesh Mody:
>> Add and update co-existence considerations for bnx2x PMD
>>
>> Signed-off-by: Rasesh Mody <rmody@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.
>
>Same comment as for qede: this is not specific to the PMD.
>Please update and reference the Linux guide.
Please see the v2 set with documentation specific to QLogic adapters and use of bnx2x PMD.
Thanks!
-Rasesh
@@ -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
---------------------