Thread (14 messages) 14 messages, 3 authors, 2016-06-30

Re: [PATCH v3] ethdev: fix DCB config issue on ixgbe

From: De Lara Guarch, Pablo <hidden>
Date: 2016-06-17 11:21:59

-----Original Message-----
From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Wenzhuo Lu
Sent: Thursday, May 05, 2016 10:34 PM
To: dev@dpdk.org
Cc: Lu, Wenzhuo
Subject: [dpdk-dev] [PATCH v3] ethdev: fix DCB config issue on ixgbe

An issue is found that DCB cannot be configured on ixgbe
NICs. It's said the TX queue number is not right.
On ixgbe the max TX queue number is not fixed, it depends
on the multi-queue mode. The API rte_eth_dev_configure
should be used to configure this mode. But the input of
this API includes TX queue number. The problem is before
the mode is configured, we cannot decide the TX queue
number.

This patch adds an API to configure RX & TX multi-queue mode
separately. After the mode is configured, the max RX & TX
queue number is decided. Then we can set the appropriate
RX & TX queue number.

Fixes: 96c0450dff86 (ixgbe: fix dropping packets from unsupported Tx
queues)
Signed-off-by: Wenzhuo Lu <redacted>
Acked-by: Pablo de Lara <redacted>
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