linux-kernel - RE: [PATCH net-next v14 06/13] rtase: Implement .ndo_start

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Message-ID: <1855bbf9885e4cae86aa32d401296b1e@realtek.com>
Date: Mon, 18 Dec 2023 10:27:42 +0000
From: Justin Lai <justinlai0215@...ltek.com>
To: Jakub Kicinski <kuba@...nel.org>
CC: "davem@...emloft.net" <davem@...emloft.net>,
        "edumazet@...gle.com"
	<edumazet@...gle.com>,
        "pabeni@...hat.com" <pabeni@...hat.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "andrew@...n.ch"
	<andrew@...n.ch>, Ping-Ke Shih <pkshih@...ltek.com>,
        Larry Chiu
	<larry.chiu@...ltek.com>
Subject: RE: [PATCH net-next v14 06/13] rtase: Implement .ndo_start_xmit function

> 
> > +             if (ring->cur_idx != dirty_tx)
> > +                     rtase_w8(tp, RTASE_TPPOLL, BIT(ring->index));
> > +     }
> > +
> > +     return workdone;
> > +}
> 
> > +     /* multiqueues */
> > +     q_idx = skb_get_queue_mapping(skb);
> > +     ring = &tp->tx_ring[q_idx];
> 
> As Paolo pointed out elsewhere you seem to only support one queue.
> Remove this indirection, please, and always use queue 0, otherwise it's a bit
> confusing.

Hi Jakub,

This device supports Multi-Queue.