i2s : add spin_lock for i2s regiter read/write ,
author邱建斌 <qjb@rock-chips.com>
Tue, 17 Sep 2013 01:49:03 +0000 (09:49 +0800)
committer邱建斌 <qjb@rock-chips.com>
Tue, 17 Sep 2013 01:49:03 +0000 (09:49 +0800)
commit0c3f144069cc6a0d3ca109ea47bda6645cea17cb
tree7b5cedbef3b406c00b071283d60926ec44a83076
parent690304fcfa4489edeb919e0dee7352dc0bd323c6
i2s : add spin_lock for i2s regiter read/write ,
fixed i2s regiter read/write obliterated
when playback and captuer multithreading work status.
sound/soc/rk29/rk30_i2s.c