From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: David Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org, linux-sh@vger.kernel.org
Subject: Re: [PATCH] sh_eth: fix descriptor access endianness
Date: Tue, 15 Dec 2015 21:06:16 +0300 [thread overview]
Message-ID: <56705698.9010703@cogentembedded.com> (raw)
In-Reply-To: <20151215.125336.1876941788722356501.davem@davemloft.net>
On 12/15/2015 08:53 PM, David Miller wrote:
>>>> The driver never calls cpu_to_edmac() when writing the descriptor
>>>> address
>>>> and edmac_to_cpu() when reading it, although it should -- fix this.
>>>>
>>>> Note that the frame/buffer length descriptor field accesses also need
>>>> fixing
>>>> but since they are both 16-bit we can't use
>>>> {cpu|edmac}_to_{edmac|cpu}()...
>>>>
>>>> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
>>>
>>> Applied.
>>
>> I was going to rework this to fix _all_ cases, and sent follow-up
>> email about that yesterday... Haven't you received it?
>
> I saw it but you were not entirely clear whether you were going to do
> that work in a follow-on patch or not.
>
> If you don't clearly say "Dave, please drop this patch." expect me to
> do random things.
Previously I had a plan to get rid of never used EDMAC_BIG_ENDIAN and then
get rid of {edmac|cpu}_to_{cpu|edmac}() and fix 16-bit descriptor R/W by using
{cpu|le32}_to_{le32|cpu}(). How's that plan to you?
MBR, Sergei
next prev parent reply other threads:[~2015-12-15 18:06 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-13 20:05 [PATCH] sh_eth: fix descriptor access endianness Sergei Shtylyov
2015-12-14 16:53 ` Sergei Shtylyov
2015-12-15 5:25 ` David Miller
2015-12-15 11:26 ` Sergei Shtylyov
2015-12-15 17:53 ` David Miller
2015-12-15 18:06 ` Sergei Shtylyov [this message]
2015-12-15 18:26 ` David Miller
2015-12-15 19:02 ` Sergei Shtylyov
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