[pulseaudio-tickets] [Bug 84585] Issue of CPU usage with HiFiBerry driver snd_soc_hifiberry_amp with Debian Wheezy kernel 3.12.28

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=84585

--- Comment #68 from Raymond <superquad.vortex2 at gmail.com> ---
the first thing is check any error message in system log since 22 is Invalid
argument

(   1.217|   0.001) I: [pulseaudio] (alsa-lib)pcm_hw.c:
SNDRV_PCM_IOCTL_HW_PARAMS failed (-22)



https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/tree/sound/soc/soc-pcm.c

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