audio-kernel: Synchronize hw vote and unvote requests

HW vote and unvote is currently called from multiple
clients leading to synchronization issues
during SSR/PDR scenarios. Synchronize all the vote requests
by using digital codec resource manager.

Change-Id: I7e63f69ab5d761a3bb4c7ce70bbef2e8bfd76cfb
Signed-off-by: Aditya Bavanari <abavanar@codeaurora.org>
(cherry picked from commit 31aa875405)

dsp/q6_init.c

@@ -25,11 +25,13 @@ static int __init audio_q6_init(void)
 //	avtimer_init();
 //	msm_mdf_init();
 //	voice_mhi_init();
+//	digital_cdc_rsc_mgr_init();
 	return 0;
 }
 
 static void __exit audio_q6_exit(void)
 {
+//	digital_cdc_rsc_mgr_exit();
 //	msm_mdf_exit();
 //	avtimer_exit();
 //	audio_slimslave_exit();