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Re: [PATCH] MIPS: ath79: don't hardcode the unavailability of the DSP AS

To: Ralf Baechle <>
Subject: Re: [PATCH] MIPS: ath79: don't hardcode the unavailability of the DSP ASE
From: Helmut Schaa <>
Date: Fri, 16 Aug 2013 10:43:52 +0200
Cc: Gabor Juhos <>,
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Hi Ralf,

On Wed, Aug 15, 2012 at 12:48 PM, Ralf Baechle <> wrote:
> On Tue, Aug 14, 2012 at 09:12:21PM +0200, Gabor Juhos wrote:
>> The ath79 platform code allows to run a single kernel image
>> on various SoCs which are based on the 24Kc and 74Kc cores.
>> The current code explicitely disables the DSP ASE, but that
>> is available in the 74Kc core.
>> Remove the override in order to let the kernel to detect the
>> availability of the DSP ASE at runtime.
>> Signed-off-by: Gabor Juhos <>
>> ---
>> This is a replacement of the 'MIPS: ath79: don't override CPU ASE features'
>> patch:
>> I don't think that the issue is critical enough to include that in
>> the stable trees.
> But it's also trivial.  Anyway, the effect of this "bug" is that the DSP
> ASE is not available and apparently this has not yet shown up on anybody's
> radar.
> Anyway, applied!  Thanks!

This change somehow didn't make it into the offical kernel releases due to
"MIPS: Hardwire detection of DSP ASE Rev 2 for systems, as required."
which basically reverted this change again.

Was this intentional?

Just noticed while booting 3.10 on a AR9344 SoC ...


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