[alsa-devel] [RFC PATCH 2/2] ASoC: samsung: Print a one-time message if the snow driver's probe defers

Javier Martinez Canillas javier at osg.samsung.com
Thu Oct 27 17:51:12 CEST 2016


Hello Sylwester,

On 10/27/2016 12:48 PM, Sylwester Nawrocki wrote:
> On 10/27/2016 05:38 PM, Javier Martinez Canillas wrote:
>> +Marek,
>>
>> Hello,
>>
>> On 10/20/2016 08:27 AM, Sylwester Nawrocki wrote:
>>> On 10/20/2016 12:41 PM, Javier Martinez Canillas wrote:
>>>> I see no relevant changes in exynos_defconfig between v4.7..v4.8 and
>>>> also no changes in drivers/Makefile that could cause things to be
>>>> initialized on a different order.
>>>
>>> I remember this
>>>
>>> commit 6eb1c9496b81680f2cd2e0eda06c531317e2e28d
>>> clk: probe common clock drivers earlier
>>>
>>> going in recently, but it's rather dubious it could cause such trouble.
>>>
>>> Anyway, I'd try to add some debug prints to samsung_i2s_probe() to see
>>> what's the issue with the CPU DAI registration.
>>>
>>
>> fyi, Marek already fixed this issue on patch "ASoC: samsung: get access to
>> DMA engine early to defer probe properly":
> 
> Yeah, we have spent some time together today investigating this issue.
> 

Thanks a lot. I thought you would be aware but wanted to mention it on this
thread for completeness.

Best regards,
-- 
Javier Martinez Canillas
Open Source Group
Samsung Research America


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