These snd_soc_dai_ops structures are only stored in the ops field of
a snd_soc_dai_driver structure, which is const. Thus, the
snd_soc_dai_ops structures can be const too.
Done with the help of Coccinelle.
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Signed-off-by: Mark Brown <broonie@kernel.org>