[alsa-devel] [PATCH 0/2] ASoC: cs42l52: HP gain enum and PCM Mixer dB scale fixes.
brian.austin at cirrus.com
Wed May 29 20:07:07 CEST 2013
On Wed, 29 May 2013, Nicolas Schichan wrote:
> The two patches in the serie contains the following fixes:
> - Use the correct shift value in hp_gain_enum, effectively allowing
> the higher gain values to be effective and the correct gain value to
> be reported to userland wrt what is written to the register.
> - Fix the PCM Mixer dB scale so that userland can report the correct
> dB gain values. Note that in its current form, the PCM Mixer control
> will only allow the range [-0.5 dB (0x7f), +12 dB (0x18)] to be
> programmed to the hardware. I don't know if it is intentional or
> Nicolas Schichan (2):
> ASoC: cs42l52: use correct PCM mixer TLV dB scale to match datasheet.
> ASoC: cs42l52: fix hp_gain_enum shift value.
> sound/soc/codecs/cs42l52.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
Acked-by: Brian Austin <brian.austin at cirrus.com>
More information about the Alsa-devel