Re: [PATCH 1/1] hdsp: allow firmware loading from inside the kernel

["Raphaël Doursenaud" <rdoursenaud@free.fr>]

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Takashi Iwai a écrit :
> At Tue, 12 May 2009 09:05:19 +0200,
> Raphaël Doursenaud wrote:
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>> Takashi Iwai a écrit :
>>> At Tue, 12 May 2009 08:47:29 +0200,
>>> Raphaël Doursenaud wrote:
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>>>> Takashi Iwai a écrit :
>>>>> At Tue, 12 May 2009 08:16:08 +0200,
>>>>> Raphaël Doursenaud wrote:
>>>>>> From: Raphaël Doursenaud <rdoursenaud@free.fr>
>>>>>>
>>>>>> Allow the use of  the FIRMWARE_IN_KERNEL option with hdsp cards and
>>>>>> in-kernel driver.
>>>>> Did it really work without problems?
>>>>>
>>>>>
>>>>> Takashi
>>>> Tested over the weekend with two multifaces in my DAW.
>>>> Got no problem.
>>> Interesting.
>>> Did you build the firmware file into the kernel, or not?
>>>
>>>
>>> Takashi
>> Yes I built all hdsp fimware files (multiface_firmware.bin
>> multiface_firmware_rev11.bin digiface_firmware.bin
>> digiface_firmware_rev11.bin) into the kernel.
>> It's the aim of this patch.
> 
> Well, the problem I'm concerned is that the driver can be compiled
> in even if you have no built-in firmware.  And there is no restriction
> or dependency check in Kconfig, so far.
> 
> Could you test how the kernel behaves without the built-in firmware?
> Does it hang or give any critical error?
> 
> 
> thanks,
> 
> Takashi
Could you be more specific?
I'm not sure to understand why it could be a problem.
Do you think that if I set FIRMWARE_IN_KERNEL without compiling the
firmware(s) in-kernel the request_firmware() will not resolve and cause
an error?

- --
Raphaël Doursenaud
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