* [dpdk-dev] [PATCH] doc: update user guide about e1000em limitations
@ 2015-10-30 9:23 Yong Liu
2015-11-13 17:26 ` Mcnamara, John
0 siblings, 1 reply; 3+ messages in thread
From: Yong Liu @ 2015-10-30 9:23 UTC (permalink / raw)
To: dev
Update interrupt related limitations for e1000em nic.
It only support one interrupt source and not support auto-clear.
Signed-off-by: Marvin Liu <yong.liu@intel.com>
diff --git a/doc/guides/nics/e1000em.rst b/doc/guides/nics/e1000em.rst
index fedafad..a84e8e1 100644
--- a/doc/guides/nics/e1000em.rst
+++ b/doc/guides/nics/e1000em.rst
@@ -176,3 +176,7 @@ The following are known limitations:
testpmd [options] -- --mbuf-size=<your-max-packet-size>
#. Qemu e1000 does not validate the checksum of incoming packets.
+
+#. Qemu e1000 only support one interrupt source, so link and Rx interrupt should be exclusive.
+
+#. Qemu e1000 does not support interrupt auto-clear, application should disable interrupt immediately when waked up.
--
1.9.3
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-dev] [PATCH] doc: update user guide about e1000em limitations
2015-10-30 9:23 [dpdk-dev] [PATCH] doc: update user guide about e1000em limitations Yong Liu
@ 2015-11-13 17:26 ` Mcnamara, John
2015-12-13 23:07 ` Thomas Monjalon
0 siblings, 1 reply; 3+ messages in thread
From: Mcnamara, John @ 2015-11-13 17:26 UTC (permalink / raw)
To: Liu, Yong, dev
> -----Original Message-----
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Yong Liu
> Sent: Friday, October 30, 2015 9:23 AM
> To: dev@dpdk.org
> Subject: [dpdk-dev] [PATCH] doc: update user guide about e1000em
> limitations
>
> Update interrupt related limitations for e1000em nic.
> It only support one interrupt source and not support auto-clear.
>
> Signed-off-by: Marvin Liu <yong.liu@intel.com>
>
> diff --git a/doc/guides/nics/e1000em.rst b/doc/guides/nics/e1000em.rst
> index fedafad..a84e8e1 100644
> --- a/doc/guides/nics/e1000em.rst
> +++ b/doc/guides/nics/e1000em.rst
> @@ -176,3 +176,7 @@ The following are known limitations:
> testpmd [options] -- --mbuf-size=<your-max-packet-size>
>
> #. Qemu e1000 does not validate the checksum of incoming packets.
> +
> +#. Qemu e1000 only support one interrupt source, so link and Rx
> interrupt should be exclusive.
> +
> +#. Qemu e1000 does not support interrupt auto-clear, application should
> disable interrupt immediately when waked up.
Hi Marvin,
Thanks for the clarification. Two minor typos:
Qemu e1000 only supports one interrupt source ...
... disable interrupt immediately when woken up.
When changes are made:
Acked-by: John McNamara <john.mcnamara@intel.com>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-dev] [PATCH] doc: update user guide about e1000em limitations
2015-11-13 17:26 ` Mcnamara, John
@ 2015-12-13 23:07 ` Thomas Monjalon
0 siblings, 0 replies; 3+ messages in thread
From: Thomas Monjalon @ 2015-12-13 23:07 UTC (permalink / raw)
To: Liu, Yong; +Cc: dev
> > Update interrupt related limitations for e1000em nic.
> > It only support one interrupt source and not support auto-clear.
> >
> > Signed-off-by: Marvin Liu <yong.liu@intel.com>
> >
> > diff --git a/doc/guides/nics/e1000em.rst b/doc/guides/nics/e1000em.rst
> > index fedafad..a84e8e1 100644
> > --- a/doc/guides/nics/e1000em.rst
> > +++ b/doc/guides/nics/e1000em.rst
> > @@ -176,3 +176,7 @@ The following are known limitations:
> > testpmd [options] -- --mbuf-size=<your-max-packet-size>
> >
> > #. Qemu e1000 does not validate the checksum of incoming packets.
> > +
> > +#. Qemu e1000 only support one interrupt source, so link and Rx
> > interrupt should be exclusive.
> > +
> > +#. Qemu e1000 does not support interrupt auto-clear, application should
> > disable interrupt immediately when waked up.
>
> Hi Marvin,
>
> Thanks for the clarification. Two minor typos:
>
> Qemu e1000 only supports one interrupt source ...
>
> ... disable interrupt immediately when woken up.
>
> When changes are made:
>
> Acked-by: John McNamara <john.mcnamara@intel.com>
Applied with changes, thanks
^ permalink raw reply [flat|nested] 3+ messages in thread
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2015-11-13 17:26 ` Mcnamara, John
2015-12-13 23:07 ` Thomas Monjalon
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