netdev - RE: [PATCH net-next 4/9] net: rswitch: Add unmap_addrs instead of dma address in each desc

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Message-ID:
 <OSYPR01MB5334493FEF42CB7D1A3B1598D8BCA@OSYPR01MB5334.jpnprd01.prod.outlook.com>
Date: Tue, 28 Nov 2023 11:00:24 +0000
From: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
To: Sergei Shtylyov <sergei.shtylyov@...il.com>, "s.shtylyov@....ru"
	<s.shtylyov@....ru>, "davem@...emloft.net" <davem@...emloft.net>,
	"edumazet@...gle.com" <edumazet@...gle.com>, "kuba@...nel.org"
	<kuba@...nel.org>, "pabeni@...hat.com" <pabeni@...hat.com>
CC: "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-renesas-soc@...r.kernel.org" <linux-renesas-soc@...r.kernel.org>
Subject: RE: [PATCH net-next 4/9] net: rswitch: Add unmap_addrs instead of dma
 address in each desc

Hello Sergei,

> From: Sergei Shtylyov, Sent: Tuesday, November 28, 2023 6:07 PM
> 
> On 11/27/23 2:53 PM, Yoshihiro Shimoda wrote:
> 
> > If the driver would like to transmit a jumbo frame like 2KiB or more,
> > it should be split into multiple queues. In near the future, to support
> 
>    In the near future, you mean?

Oops. You're correct. I'll fix it (and other patches too) on v2.

Best regards,
Yoshihiro Shimoda

> > this, add unmap_addrs array to unmap dma mapping address instead of dma
> > address in each TX descriptor because the descriptors may not have
> > the top dma address.
> >
> > Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
> [...]
> 
> MBR, Sergey