On Thu, Nov 03, 2016 at 01:00:16AM +0800, mengdong.lin@xxxxxxxxxxxxxxx wrote: > From: Mengdong Lin <mengdong.lin@xxxxxxxxxxxxxxx> > > This patch adds support for old version 4 of PCMs (FE DAI & DAI links). > > Topology ABI v5 added new fields to stream caps and thus changed PCMs. > Since user space may still uses v4, kernel will check the ABI version by > comparing the object size. If user space uses v4 of PCMs, kernel will This only applies on -next, not on v4.9 but this is a bug fix which we should really get into v4.9.
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