[ALSA] oxygen: optimize snd_pcm_hardware structures

Add one more indirection to the lookup of the snd_pcm_hardware
structures so that we can save the space of the duplicate ones.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
1 file changed