snd_pcm_format_t is a strong-typed integer and requires the explicit
cast with __force if converted or compared with a normal integer
value. Since most of use cases do iterate over all formats and test /
set the mask, provide a couple of new helper macros that do the
explicit cast.
Link: https://lore.kernel.org/r/20200206163945.6797-3-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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