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Config: Add DCblock to TGL, TGL-H, MTL, and LNL - #177

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lgirdwood merged 1 commit into
thesofproject:mainfrom
singalsu:config_dcblock
Sep 7, 2023
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Config: Add DCblock to TGL, TGL-H, MTL, and LNL#177
lgirdwood merged 1 commit into
thesofproject:mainfrom
singalsu:config_dcblock

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@singalsu

@singalsu singalsu commented Sep 4, 2023

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This patch enables load of the DC blocker component.

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singalsu marked this pull request as ready for review September 4, 2023 13:31

@btian1 btian1 left a comment

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I am ok to add it to mtl and lnl, for tgl, this is developed platform, shall we add as well? or there is a requirement?

@kv2019i

kv2019i commented Sep 5, 2023

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@singalsu Needs rebase now that DRC is merged.

This patch enables load of the DC blocker component.

Signed-off-by: Seppo Ingalsuo <seppo.ingalsuo@linux.intel.com>
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singalsu commented Sep 5, 2023

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@singalsu Needs rebase now that DRC is merged.

Thanks! It's fixed now.

@singalsu

singalsu commented Sep 5, 2023

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for tgl, this is developed platform, shall we add as well? or there is a requirement?

I plan to check and propose to change the IIR in HDA analog capture to dcblock so it would apply to all current sof-hda-generic platforms. There is no gain boost need for analog and also the DC pulse in capture start and when pressing headset buttons can be handled by dccomp (a simple 1st order IIR). It saves almost 5 MCPS if the filtering capability is sufficient.

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singalsu requested a review from btian1 September 5, 2023 10:56
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4 participants