msm: soundrecorder: Add support for pause/resume in HW AAC mode

- Use "stopped" notification to indicate pause/resume. This avoids
  null pointer exception while playing a recently recorded file

Change-Id: Ie5782381e816f76c34677e5863c9849609089eba
Signed-off-by: quic_mqiu <quic_mqiu@codeaurora.org>
diff --git a/arch/arm/mach-msm/qdsp6v2/audio_utils.c b/arch/arm/mach-msm/qdsp6v2/audio_utils.c
index 85af4a7..ccacd3e 100644
--- a/arch/arm/mach-msm/qdsp6v2/audio_utils.c
+++ b/arch/arm/mach-msm/qdsp6v2/audio_utils.c
@@ -99,7 +99,7 @@
 int audio_in_disable(struct q6audio_in  *audio)
 {
 	int rc = 0;
-	if (audio->opened) {
+	if (!audio->stopped) {
 		audio->enabled = 0;
 		audio->opened = 0;
 		pr_debug("%s:session id %d: inbytes[%d] insamples[%d]\n",