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From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH V2] net: fec_mxc: allow use with cache enabled
Date: Tue, 6 Mar 2012 20:49:14 +0100	[thread overview]
Message-ID: <201203062049.15063.marex@denx.de> (raw)
In-Reply-To: <4F5652AB.6060307@boundarydevices.com>

Dear Eric Nelson,

> On 03/06/2012 10:06 AM, Eric Nelson wrote:
> > On 03/05/2012 01:06 PM, Marek Vasut wrote:
> >> Dear Eric Nelson,
> >> 
>  >> <snip>
>  >> 
> >>> + if (!fec->rbd_base) {
> >>> + ret = -ENOMEM;
> >>> + goto err2;
> >>> + }
> >>> + memset(fec->rbd_base, 0, size);
> >>> + }
> >> 
> >> We might want to flush the descriptors to memory after they have been
> >> inited?
> 
> We're also missing a flush after the call to fec_rbd_init().

I think we need only one flush in the whole allocation sequence. But you're 
probably right here.
> 
> I'm inclined to move that call to right after the memset and before
> a newly-added flush and do the same with the call to tbd_init().

You mean into fec_rbd_init() ?

Best regards,
Marek Vasut

  reply	other threads:[~2012-03-06 19:49 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <http://lists.denx.de/pipermail/u-boot/2012-March/#119217>
2012-03-05 18:36 ` [U-Boot] [PATCH V2 0/1] net: fec_mxc: allow use with cache enabled Eric Nelson
2012-03-05 18:36   ` [U-Boot] [PATCH V2] " Eric Nelson
2012-03-05 20:06     ` Marek Vasut
2012-03-05 20:19       ` Wolfgang Denk
2012-03-05 20:23         ` Marek Vasut
2012-03-06 17:06       ` Eric Nelson
2012-03-06 18:08         ` Eric Nelson
2012-03-06 19:49           ` Marek Vasut [this message]
2012-03-06 21:21             ` Eric Nelson
2012-03-06 21:38               ` Marek Vasut
2012-03-06 19:45         ` Marek Vasut
2012-03-06 21:19           ` Eric Nelson
2012-03-06 21:22             ` Marek Vasut
2012-03-06 21:28               ` Eric Nelson

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