From: Greg Ungerer <gerg@uclinux.org>
To: Fabio Estevam <festevam@gmail.com>
Cc: Troy Kisky <troy.kisky@boundarydevices.com>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: Re: [PATCH] net: fec: stop the "rcv is not +last, " error messages
Date: Thu, 31 Mar 2016 11:17:10 +1000 [thread overview]
Message-ID: <56FC7A96.9070002@uclinux.org> (raw)
In-Reply-To: <CAOMZO5B79aHocuqT4jgEU9gGcFYD5ZSDZh8PrGeXYAcLHW1x5Q@mail.gmail.com>
Hi Fabio,
On 31/03/16 04:37, Fabio Estevam wrote:
> Hi Greg,
>
> On Wed, Mar 30, 2016 at 12:24 AM, Greg Ungerer <gerg@uclinux.org> wrote:
>> Hi Troy,
>>
>> Commit 55cd48c8 ('net: fec: stop the "rcv is not +last, " error
>> messages') adds a write to a register that is not present in all
>> implementations of the FEC hardware module. None of the ColdFire
>> SoC parts with the FEC module have the FTRL (0x1b0) register.
>>
>> Does this need a quirk flag to key access to this register of?
>> Or can you piggyback on the FEC_QUIRK_HAS_RACC flag?
>
> Would the change below work on Coldfire?
>
> --- a/drivers/net/ethernet/freescale/fec_main.c
> +++ b/drivers/net/ethernet/freescale/fec_main.c
> @@ -943,8 +943,8 @@ fec_restart(struct net_device *ndev)
> else
> val &= ~FEC_RACC_OPTIONS;
> writel(val, fep->hwp + FEC_RACC);
> - }
> writel(PKT_MAXBUF_SIZE, fep->hwp + FEC_FTRL);
> + }
> #endif
>
> /*
Yes, that fixes it. Will you carry this change?
Regards
Greg
next prev parent reply other threads:[~2016-03-31 1:17 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-30 3:24 [PATCH] net: fec: stop the "rcv is not +last, " error messages Greg Ungerer
2016-03-30 17:04 ` Troy Kisky
2016-03-30 18:37 ` Fabio Estevam
2016-03-31 1:17 ` Greg Ungerer [this message]
2016-03-31 10:58 ` Fabio Estevam
2016-03-31 1:41 ` Fugang Duan
2016-03-31 1:59 ` Greg Ungerer
2016-03-31 10:56 ` Fabio Estevam
2016-04-01 1:37 ` Fugang Duan
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