[alsa-devel] Mixer volume/decibel mapping

James Courtier-Dutton james.dutton at gmail.com
Fri May 21 15:16:55 CEST 2010

On 21 May 2010 07:35, Clemens Ladisch <clemens at ladisch.de> wrote:
> James Courtier-Dutton wrote:
>> For the cards that do have this 32bit linear value, a simple lookup
>> table is used in the kernel code to convert it to 256 step values.
> Which driver is this?  It should be changed to use the full range.

All creative and emu cards with a DSP.
They use a lookup table in the driver.

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