audio: hal: Fix for non dolby clip playback issue

-Non dolby clip followed by dolby clips are not playing as
 ip handler is getting initialized two times, first in
 audio_extn_qaf_init and second in adev_open_output_stream.
 Ip handler init from adev_open_output_stream should not be called
 from adev_open_output_stream for MS12 decode.

-Fix this by avoiding ip handler init from adev_open_output_stream
 if qaf enabled.

Change-Id: Ib813eec306f4cb78d6a31a62c46b10719ae47a85
diff --git a/hal/audio_extn/hw_loopback.c b/hal/audio_extn/hw_loopback.c
index ae27b6a..64f5ae6 100644
--- a/hal/audio_extn/hw_loopback.c
+++ b/hal/audio_extn/hw_loopback.c
@@ -270,7 +270,7 @@
 
     adev->active_input = get_next_active_input(adev);
 
-    if (audio_extn_ip_hdlr_intf_supported(source_patch_config->format, false) && inout->ip_hdlr_handle) {
+    if (inout->ip_hdlr_handle) {
         ret = audio_extn_ip_hdlr_intf_close(inout->ip_hdlr_handle, true, inout);
         if (ret < 0)
             ALOGE("%s: audio_extn_ip_hdlr_intf_close failed %d",__func__, ret);
@@ -284,8 +284,7 @@
         inout->adsp_hdlr_stream_handle = NULL;
     }
 
-    if (audio_extn_ip_hdlr_intf_supported(source_patch_config->format, false) &&
-        inout->ip_hdlr_handle) {
+    if (inout->ip_hdlr_handle) {
         audio_extn_ip_hdlr_intf_deinit(inout->ip_hdlr_handle);
         inout->ip_hdlr_handle = NULL;
     }
@@ -381,7 +380,7 @@
         inout->adsp_hdlr_stream_handle = NULL;
         goto exit;
     }
-    if (audio_extn_ip_hdlr_intf_supported(source_patch_config->format, false)) {
+    if (audio_extn_ip_hdlr_intf_supported(source_patch_config->format,false, true)) {
         ret = audio_extn_ip_hdlr_intf_init(&inout->ip_hdlr_handle, NULL, NULL, adev,
                                            USECASE_AUDIO_TRANSCODE_LOOPBACK);
         if (ret < 0) {
@@ -468,7 +467,7 @@
         ret = -EINVAL;
         goto exit;
     }
-    if (audio_extn_ip_hdlr_intf_supported(source_patch_config->format, false) && inout->ip_hdlr_handle) {
+    if (inout->ip_hdlr_handle) {
         ret = audio_extn_ip_hdlr_intf_open(inout->ip_hdlr_handle, true, inout,
                                            USECASE_AUDIO_TRANSCODE_LOOPBACK);
         if (ret < 0) {
diff --git a/hal/audio_extn/ip_hdlr_intf.c b/hal/audio_extn/ip_hdlr_intf.c
index 6ee06d4..a94e6de 100644
--- a/hal/audio_extn/ip_hdlr_intf.c
+++ b/hal/audio_extn/ip_hdlr_intf.c
@@ -117,12 +117,20 @@
     uint8_t payload[0];
 };
 
-bool audio_extn_ip_hdlr_intf_supported(audio_format_t format,bool is_direct_passthru)
+bool audio_extn_ip_hdlr_intf_supported(audio_format_t format,
+                    bool is_direct_passthrough,
+                    bool is_transcode_loopback)
 {
-    if (((format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_DOLBY_TRUEHD) ||
-        ((!is_direct_passthru) &&
-         (((format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_E_AC3) ||
-         ((format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_AC3))))
+
+    if ((format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_DOLBY_TRUEHD)
+        return true;
+    else if (!is_direct_passthrough && !audio_extn_qaf_is_enabled() &&
+            (((format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_E_AC3) ||
+             ((format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_AC3)))
+        return true;
+    else if (is_transcode_loopback &&
+            (((format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_E_AC3) ||
+             ((format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_AC3)))
         return true;
     else
         return false;
diff --git a/hal/audio_extn/ip_hdlr_intf.h b/hal/audio_extn/ip_hdlr_intf.h
index b381d7e..6040620 100644
--- a/hal/audio_extn/ip_hdlr_intf.h
+++ b/hal/audio_extn/ip_hdlr_intf.h
@@ -38,7 +38,9 @@
 int audio_extn_ip_hdlr_intf_init(void **handle, char *lib_path, void **lib_handle,
                                  struct audio_device *dev, audio_usecase_t usecase);
 int audio_extn_ip_hdlr_intf_deinit(void *handle);
-bool audio_extn_ip_hdlr_intf_supported(audio_format_t format, bool is_direct_passthru);
+bool audio_extn_ip_hdlr_intf_supported(audio_format_t format,
+                                       bool is_direct_passthru,
+                                       bool is_transcode_loopback);
 
 #else
 
@@ -46,7 +48,7 @@
 #define audio_extn_ip_hdlr_intf_close(handle, is_dsp_decode, aud_sess_handle)          (0)
 #define audio_extn_ip_hdlr_intf_init(handle, lib_path, lib_handlei, adev, usecase)     (0)
 #define audio_extn_ip_hdlr_intf_deinit(handle)                                (0)
-#define audio_extn_ip_hdlr_intf_supported(format, is_direct_passthru)                             (0)
+#define audio_extn_ip_hdlr_intf_supported(format, is_direct_passthru, is_loopback) (0)
 
 #endif
 
diff --git a/hal/audio_hw.c b/hal/audio_hw.c
index 82d95e5..23f4d7d 100644
--- a/hal/audio_hw.c
+++ b/hal/audio_hw.c
@@ -2544,7 +2544,7 @@
     if (out->devices & AUDIO_DEVICE_OUT_AUX_DIGITAL)
         audio_extn_keep_alive_start();
 
-    if (audio_extn_ip_hdlr_intf_supported(out->format, audio_extn_passthru_is_direct_passthrough(out)) && out->ip_hdlr_handle) {
+    if (out->ip_hdlr_handle) {
         ret = audio_extn_ip_hdlr_intf_close(out->ip_hdlr_handle, true, out);
         if (ret < 0)
             ALOGE("%s: audio_extn_ip_hdlr_intf_close failed %d",__func__, ret);
@@ -2799,7 +2799,7 @@
     audio_extn_perf_lock_release(&adev->perf_lock_handle);
     ALOGD("%s: exit", __func__);
 
-    if (audio_extn_ip_hdlr_intf_supported(out->format, audio_extn_passthru_is_direct_passthrough(out)) && out->ip_hdlr_handle) {
+    if (out->ip_hdlr_handle) {
         ret = audio_extn_ip_hdlr_intf_open(out->ip_hdlr_handle, true, out, out->usecase);
         if (ret < 0)
             ALOGE("%s: audio_extn_ip_hdlr_intf_open failed %d",__func__, ret);
@@ -4963,6 +4963,7 @@
     int ret = 0;
     audio_format_t format;
     struct adsp_hdlr_stream_cfg hdlr_stream_cfg;
+    bool is_direct_passthough = false;
 
     *stream_out = NULL;
 
@@ -5496,9 +5497,10 @@
         audio_extn_dts_notify_playback_state(out->usecase, 0, out->sample_rate,
                                              popcount(out->channel_mask), out->playback_started);
     /* setup a channel for client <--> adsp communication for stream events */
+    is_direct_passthough = audio_extn_passthru_is_direct_passthrough(out);
     if ((out->flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) ||
             (out->flags & AUDIO_OUTPUT_FLAG_DIRECT_PCM) ||
-            (audio_extn_ip_hdlr_intf_supported(config->format, audio_extn_passthru_is_direct_passthrough(out)))) {
+            (audio_extn_ip_hdlr_intf_supported(config->format, is_direct_passthough, false))) {
         hdlr_stream_cfg.pcm_device_id = platform_get_pcm_device_id(
                 out->usecase, PCM_PLAYBACK);
         hdlr_stream_cfg.flags = out->flags;
@@ -5510,7 +5512,7 @@
             out->adsp_hdlr_stream_handle = NULL;
         }
     }
-    if (audio_extn_ip_hdlr_intf_supported(config->format, audio_extn_passthru_is_direct_passthrough(out))) {
+    if (audio_extn_ip_hdlr_intf_supported(config->format, is_direct_passthough, false)) {
         ret = audio_extn_ip_hdlr_intf_init(&out->ip_hdlr_handle, NULL, NULL, adev, out->usecase);
         if (ret < 0) {
             ALOGE("%s: audio_extn_ip_hdlr_intf_init failed %d",__func__, ret);
@@ -5550,7 +5552,7 @@
         out->adsp_hdlr_stream_handle = NULL;
     }
 
-    if (audio_extn_ip_hdlr_intf_supported(out->format, audio_extn_passthru_is_direct_passthrough(out)) && out->ip_hdlr_handle) {
+    if (out->ip_hdlr_handle) {
         audio_extn_ip_hdlr_intf_deinit(out->ip_hdlr_handle);
         out->ip_hdlr_handle = NULL;
     }