Messages in this thread | ![/](/images/icornerl.gif) | | Date | Tue, 31 Jan 2023 19:51:11 +0100 | Subject | Re: [PATCH v3 0/6] Fix default DMIC gain on AMD PDM drivers | From | Jaroslav Kysela <> |
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On 31. 01. 23 19:46, Mario Limonciello wrote: > It's been reported that a number of laptops have a low volume > level from the digital microphone compared to Windows. > > AMD offers a register that can adjust the gain for PDM which is not > configured at maximum gain by default. > > To fix this change the default for all 3 drivers to raise the gain > but also offer a module parameter. The module parameter can be used > for debugging if the gain is too high on a given laptop. > > This is intentionally split into multiple patches for default and > parameter so that if the default really does behave better universally > we can bring it back to stable too later. > > v2->v3: > * Use clamp and clear properly > > Mario Limonciello (6): > ASoC: amd: yc: Adjust the gain for PDM DMIC > ASoC: amd: yc: Add a module parameter to influence pdm_gain > ASoC: amd: renoir: Adjust the gain for PDM DMIC > ASoC: amd: renoir: Add a module parameter to influence pdm_gain > ASoC: amd: ps: Adjust the gain for PDM DMIC > ASoC: amd: ps: Add a module parameter to influence pdm_gain
For all patches:
Reviewed-by: Jaroslav Kysela <perex@perex.cz>
-- Jaroslav Kysela <perex@perex.cz> Linux Sound Maintainer; ALSA Project; Red Hat, Inc.
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