On Tue, 30 Oct 2018 07:31:15 +0100,
Takashi Sakamoto wrote:
>
> In a former commit, PCM constraint based on LCM of SYT_INTERVAL was
> obsoleted with PCM rule. However, the new PCM rule brings -EINVAL in
> some cases that max/min values of size of buffer/period is not
> multiples of one of values of SYT_INTERVAL. For example, pulseaudio
> always fail to configure PCM substream.
>
> This commit changes strategy for the PCM rule. Although the buggy rules
> had a single dependency (rate from period, period from rate, rate from
> buffer, buffer from rate), a revised rule has double dependencies
> (period from period/rate, buffer from buffer/rate). A step of value is
> calculated with table of SYT_INTERVAL and list of available rates. This
> prevents interval template which brings -EINVAL to a call of
> snd_interval_refine().
>
> Fixes: 5950229582bc('ALSA: firewire-lib: add PCM rules to obsolete PCM constraints based on LCM of SYT_INTERVAL')
> Signed-off-by: Takashi Sakamoto <o-takashi@xxxxxxxxxxxxx>
Applied, thanks.
Takashi
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