RE: [PATCH 4/4] ASoC: samsung: midas_wm1811: run FLL1 at the AIF1 configured rate when idle

["Sylwester Nawrocki" <s.nawrocki@samsung.com>]

> -----Original Message-----
> From: Marek Szyprowski <m.szyprowski@samsung.com>
[...]
> Subject: [PATCH 4/4] ASoC: samsung: midas_wm1811: run FLL1 at the AIF1
> configured rate when idle
> 
> When the codec is brought up without an active stream, for example
> because the mixer state restored by alsactl powers up a digital path,
> midas_start_fll1() sets FLL1 to the default 11.2896MHz rate. The
> codec's AIF1 however keeps the configuration of the last stream, or its
> reset default of 48kHz at 256fs before the first stream, which needs
> a 12.288MHz AIF1 clock. The digital paths then run with AIF1 clocked
> at a rate not matching its configuration.
> 
> Remember the FLL1 rate requested by the last hw_params() call, which
> matches the AIF1 configuration kept in the codec, and use it when no
> specific rate is requested. Change the default rate used before the
> first stream to 12.288MHz, matching the codec's default AIF1
> configuration.
> 
> Fixes: fd0ea9cd9698 ("ASoC: samsung: Add sound support for Midas
> boards")
> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>