ALSA SoC has some duplicate parameter.
snd_soc_dai::symmetric_xxx are one of them.
commit 
f0fba2ad1b6b ("ASoC: multi-component - ASoC Multi-Component
Support") moved "symmetric_xxx" flags from snd_soc_dai to
snd_soc_dai_driver. No one is using snd_soc_dai::symmetric_xxx now.
Let's remove it
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
 
        /* DAI runtime info */
        unsigned int capture_active:1;          /* stream is in use */
        unsigned int playback_active:1;         /* stream is in use */
-       unsigned int symmetric_rates:1;
-       unsigned int symmetric_channels:1;
-       unsigned int symmetric_samplebits:1;
        unsigned int probed:1;
 
        unsigned int active;