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SubjectRe: [PATCH 0/3] Tegra194 HW Fixes
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On 5/4/2020 1:59 PM, Takashi Iwai wrote:
> External email: Use caution opening links or attachments
>
>
> On Mon, 04 May 2020 10:16:13 +0200,
> Sameer Pujar wrote:
>> This series proposes SW workarounds for Tegra194 HDA HW bugs.
>> Following are the two issues seen:
>> 1. GCAP register does not reflect true capability.
>> The actual number of SDO lines is "4", where as it reflects "2".
>> 2. With 4 SDO line configuration playback fails for,
>> 44.1K/48K, 2-channel, 16-bps audio stream.
>>
>> After fixing [1], issue [2] is uncovered.
>> As per recommendation by Tegra HW team the workarounds are pushed.
>>
>> Testing done
>> ============
>> * Verify GCAP register after registering HDA sound card
>> * Verify audio playback for 44.1K/48K, 2-channel, 16-bps.
>>
>> Sameer Pujar (3):
>> ALSA: hda/tegra: correct number of SDO lines for Tegra194
>> ALSA: hda: add member to store ratio for stripe control
>> ALSA: hda/tegra: workaround playback failure on Tegra194
> Through a quick glance, all changes look good.
>
> Is the device already in market, i.e. it had hit users? If yes, I'm
> going to merge for 5.7, otherwise for 5.8.

Yes the device is in the market. But has not been reported by end users.
During internal resting this has been discovered. I am fine with merging
this to 5.8.

Thanks,
Sameer.
>
>
> thanks,
>
> Takashi

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