[SRU][H/Unstable][PATCH 0/1] enable soundwire audio machine driver

Stefan Bader stefan.bader at canonical.com
Mon May 17 07:24:32 UTC 2021


On 17.05.21 04:05, Hui Wang wrote:
> Does the mainline build kernel 
> (https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.13-rc2/) equal to unstable 
> kernel?  And could we merge this change to mainline build kernel first, a ubuntu 
> user is waiting for this change to be merged to mainline build kernel, he 
> already wrote 2 emails for it.

No, the mainline build kernel is not a supported kernel. It is upstream with no 
special patches. Users should not use it for other things than bisecting. Anyone 
who uses these kernels for their production systems is on their own.

-Stefan

> 
> Thanks.
> 
> On 5/14/21 12:06 PM, Hui Wang wrote:
>> BugLink: https://bugs.launchpad.net/bugs/1921632
>>
>> [Impact]
>> Ubuntu users ran the kernel on the Dell soundwire audio machines,
>> the dmesg shows the audio mchine driver is not found, then the
>> audio fails to initialize
>>
>> [Fix]
>> Enable the intel soundwire audio machine driver and some related
>> codec driver.
>>
>> [Test]
>> run fakeroot debian/rules clean updateconfigs, and check the
>> config.common.ubuntu, the content is not changed.
>> Build the kernel with this patch applied, the soundwire audio
>> machine driver is built.
>>
>>
>> [Where problems could occur]
>> This could possibly introduce the building failure, I tested it,
>> so far no failure.
>>
>>
>> Hui Wang (1):
>>    UBUNTU: [Config] enable soundwire audio mach driver
>>
>>   debian.master/config/annotations          | 8 +++++++-
>>   debian.master/config/config.common.ubuntu | 4 +++-
>>   2 files changed, 10 insertions(+), 2 deletions(-)
>>
> 


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