[alsa-devel] [PATCH v2] ASoC: rt5645: Add the HW EQ for the customized speaker output of Google Celes

Mark Brown broonie at kernel.org
Tue Oct 6 12:39:51 CEST 2015


On Tue, Oct 06, 2015 at 10:20:05AM +0800, Oder Chiou wrote:

> +	{ /* EQ_GOOGLE_CELES */
> +		{
> +			{0x1c0, 0x04b8},
> +			{0x1c1, 0xfd02},
> +			{0x1c2, 0x04b8},
> +			{0x1c3, 0xfd02},
> +			{0, 0},
> +		},

This looks like binary parameters for a DSP algorithm which I'd expect
to be exposed as a binary control.  Userspace can then set whatever
parameters it needs (perhaps after looking at DMI).  Adding Dylan...
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