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From: Simon Horman <horms@verge.net.au>
To: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Cc: netdev@vger.kernel.org, "David S. Miller" <davem@davemloft.net>,
	linux-renesas-soc@vger.kernel.org, linux-sh@vger.kernel.org
Subject: Re: [PATCH 3/7] sh_eth: offload RX checksum on R7S72100
Date: Wed, 30 Jan 2019 10:08:25 +0000	[thread overview]
Message-ID: <20190130100824.haahigx6r3aglgz3@verge.net.au> (raw)
In-Reply-To: <e5b05616-d9b3-3c0a-189b-4fc02190c8a5@cogentembedded.com>

On Tue, Jan 29, 2019 at 01:37:38PM +0300, Sergei Shtylyov wrote:
> Hello!
> 
> On 01/29/2019 11:00 AM, Simon Horman wrote:
> 
> >>>> The RZ/A1H (R7S721000) SoC manual describes the Ether MAC's RX checksum
> >>>> offload the same way as it's implemented in the EtherAVB MACs...
> >>>>
> >>>> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
> >>>
> >>> Regarding this and the remaining patches in this series,
> >>> which add rx-csum offload support in the sh_eth driver for
> >>> various SoCs: has this been tested?
> >>
> >>    As I said, I've only tested it on R8A77980.
> 
>    And still hoping Geert would be able to test on R8A7740.
> 
> > 
> > Thanks, I missed that.
> > 
> > As you may have guessed the implication of my question is that
> > IMHO it would be best only to add this feature to SoCs where
> > it has been tested.
> 
>    You don't trust the manuals? :-)

As a rule I do not.
But sometimes I have to anyway.

WARNING: multiple messages have this Message-ID (diff)
From: Simon Horman <horms@verge.net.au>
To: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Cc: netdev@vger.kernel.org, "David S. Miller" <davem@davemloft.net>,
	linux-renesas-soc@vger.kernel.org, linux-sh@vger.kernel.org
Subject: Re: [PATCH 3/7] sh_eth: offload RX checksum on R7S72100
Date: Wed, 30 Jan 2019 11:08:25 +0100	[thread overview]
Message-ID: <20190130100824.haahigx6r3aglgz3@verge.net.au> (raw)
In-Reply-To: <e5b05616-d9b3-3c0a-189b-4fc02190c8a5@cogentembedded.com>

On Tue, Jan 29, 2019 at 01:37:38PM +0300, Sergei Shtylyov wrote:
> Hello!
> 
> On 01/29/2019 11:00 AM, Simon Horman wrote:
> 
> >>>> The RZ/A1H (R7S721000) SoC manual describes the Ether MAC's RX checksum
> >>>> offload the same way as it's implemented in the EtherAVB MACs...
> >>>>
> >>>> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
> >>>
> >>> Regarding this and the remaining patches in this series,
> >>> which add rx-csum offload support in the sh_eth driver for
> >>> various SoCs: has this been tested?
> >>
> >>    As I said, I've only tested it on R8A77980.
> 
>    And still hoping Geert would be able to test on R8A7740.
> 
> > 
> > Thanks, I missed that.
> > 
> > As you may have guessed the implication of my question is that
> > IMHO it would be best only to add this feature to SoCs where
> > it has been tested.
> 
>    You don't trust the manuals? :-)

As a rule I do not.
But sometimes I have to anyway.

  parent reply	other threads:[~2019-01-30 10:08 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-27 17:33 [PATCH 0/7] sh_eth: implement simple RX checksum offload Sergei Shtylyov
2019-01-27 17:33 ` Sergei Shtylyov
2019-01-27 17:36 ` [PATCH 1/7] sh_eth: rename sh_eth_cpu_data::hw_checksum Sergei Shtylyov
2019-01-27 17:36   ` Sergei Shtylyov
2019-01-28  9:21   ` Geert Uytterhoeven
2019-01-28  9:21     ` Geert Uytterhoeven
2019-01-28 11:08     ` Sergei Shtylyov
2019-01-28 11:08       ` Sergei Shtylyov
2019-01-28 19:15       ` David Miller
2019-01-28 19:15         ` David Miller
2019-01-27 17:37 ` [PATCH 2/7] sh_eth: RX checksum offload support Sergei Shtylyov
2019-01-27 17:37   ` Sergei Shtylyov
2019-01-28 12:18   ` Simon Horman
2019-01-28 12:18     ` Simon Horman
2019-01-28 15:45     ` Sergei Shtylyov
2019-01-28 15:45       ` Sergei Shtylyov
2019-01-29  7:58       ` Simon Horman
2019-01-29  7:58         ` Simon Horman
2019-01-29 15:43         ` Sergei Shtylyov
2019-01-29 15:43           ` Sergei Shtylyov
2019-01-30 10:06           ` Simon Horman
2019-01-30 10:06             ` Simon Horman
2019-01-27 17:38 ` [PATCH 3/7] sh_eth: offload RX checksum on R7S72100 Sergei Shtylyov
2019-01-27 17:38   ` Sergei Shtylyov
2019-01-28 12:20   ` Simon Horman
2019-01-28 12:20     ` Simon Horman
2019-01-28 15:21     ` Sergei Shtylyov
2019-01-28 15:21       ` Sergei Shtylyov
2019-01-29  8:00       ` Simon Horman
2019-01-29  8:00         ` Simon Horman
2019-01-29 10:37         ` Sergei Shtylyov
2019-01-29 10:37           ` Sergei Shtylyov
2019-01-29 15:02           ` Chris Brandt
2019-01-29 15:02             ` Chris Brandt
2019-01-29 16:03             ` Sergei Shtylyov
2019-01-29 16:03               ` Sergei Shtylyov
2019-01-30 10:08           ` Simon Horman [this message]
2019-01-30 10:08             ` Simon Horman
2019-01-27 17:39 ` [PATCH 4/7] sh_eth: offload RX checksum on R8A7740 Sergei Shtylyov
2019-01-27 17:39   ` Sergei Shtylyov
2019-01-29 18:20   ` Geert Uytterhoeven
2019-01-29 18:20     ` Geert Uytterhoeven
2019-01-31 10:52     ` Sergei Shtylyov
2019-01-31 10:52       ` Sergei Shtylyov
2019-01-31 11:11       ` Geert Uytterhoeven
2019-01-31 11:11         ` Geert Uytterhoeven
2019-01-27 17:40 ` [PATCH 5/7] sh_eth: offload RX checksum on R8A77980 Sergei Shtylyov
2019-01-27 17:40   ` Sergei Shtylyov
2019-01-27 17:41 ` [PATCH 6/7] sh_eth: offload RX checksum on SH7734 Sergei Shtylyov
2019-01-27 17:41   ` Sergei Shtylyov
2019-01-27 17:42 ` [PATCH 7/7] sh_eth: offload RX checksum on SH7763 Sergei Shtylyov
2019-01-27 17:42   ` Sergei Shtylyov
2019-02-04 11:55   ` Rob Landley
2019-02-04 11:55     ` Rob Landley
2019-02-04 15:17     ` Sergei Shtylyov
2019-02-04 15:17       ` Sergei Shtylyov
2019-01-27 17:52 ` [PATCH 0/7] sh_eth: implement simple RX checksum offload Heiner Kallweit
2019-01-27 17:52   ` Heiner Kallweit
2019-01-29 11:06   ` Sergei Shtylyov
2019-01-29 11:06     ` Sergei Shtylyov

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