ASoC: allow drivers to compile both static and dynamic

Based on where the code is synced the driver should allow
both static and dynamic linked compilation.
Also remove __exit for modules loaded from another common
init/exit functions.

Change-Id: Ib58f152002aba3af4446f9bbd9b82c279212bd0a
Signed-off-by: Asish Bhattacharya <asishb@codeaurora.org>
diff --git a/asoc/msm-dai-q6-v2.c b/asoc/msm-dai-q6-v2.c
index af288f1..5156e0d 100644
--- a/asoc/msm-dai-q6-v2.c
+++ b/asoc/msm-dai-q6-v2.c
@@ -8928,7 +8928,7 @@
 	return rc;
 }
 
-void __exit msm_dai_q6_exit(void)
+void msm_dai_q6_exit(void)
 {
 	platform_driver_unregister(&msm_dai_q6_tdm_driver);
 	platform_driver_unregister(&msm_dai_q6_spdif_driver);