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Message-ID: <ZCL9CbpBuH0M3OJU@corigine.com>
Date: Tue, 28 Mar 2023 16:43:21 +0200
From: Simon Horman <simon.horman@...igine.com>
To: Hariprasad Kelam <hkelam@...vell.com>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
kuba@...nel.org, davem@...emloft.net,
willemdebruijn.kernel@...il.com, andrew@...n.ch,
sgoutham@...vell.com, lcherian@...vell.com, gakula@...vell.com,
jerinj@...vell.com, sbhatta@...vell.com, naveenm@...vel.com,
edumazet@...gle.com, pabeni@...hat.com, jhs@...atatu.com,
xiyou.wangcong@...il.com, jiri@...nulli.us, maxtram95@...il.com
Subject: Re: [net-next Patch v5 3/6] octeontx2-pf: qos send queues management
On Sun, Mar 26, 2023 at 11:42:42PM +0530, Hariprasad Kelam wrote:
> From: Subbaraya Sundeep <sbhatta@...vell.com>
>
> Current implementation is such that the number of Send queues (SQs)
> are decided on the device probe which is equal to the number of online
> cpus. These SQs are allocated and deallocated in interface open and c
> lose calls respectively.
>
> This patch defines new APIs for initializing and deinitializing Send
> queues dynamically and allocates more number of transmit queues for
> QOS feature.
>
> Signed-off-by: Subbaraya Sundeep <sbhatta@...vell.com>
> Signed-off-by: Hariprasad Kelam <hkelam@...vell.com>
> Signed-off-by: Sunil Kovvuri Goutham <sgoutham@...vell.com>
Reviewed-by: Simon Horman <simon.horman@...igine.com>
> diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
...
> @@ -1938,6 +1952,12 @@ static netdev_tx_t otx2_xmit(struct sk_buff *skb, struct net_device *netdev)
> int qidx = skb_get_queue_mapping(skb);
> struct otx2_snd_queue *sq;
> struct netdev_queue *txq;
> + int sq_idx;
> +
> + /* XDP SQs are not mapped with TXQs
> + * advance qid to derive correct sq maped with QOS
nit: s/maped/mapped/
...
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