commit 91fa3683ff5709dc67c10e0b462f3f53c8219374
author Surendar Karka <skarka@codeaurora.org> Mon Jul 02 18:12:12 2018 +0530
committer Surendar Karka <skarka@codeaurora.org> Mon Jul 02 18:28:24 2018 +0530
tree 8f283ae66a55c352fd2edc33a21c0221434a4b2e
parent 45850ae383d40ae1726510ff978742fe35d04d72

hal: set stream channel map for noirq mode.

In noirq push pull mode channel map needs to be set during
ASM open shared io stream in driver. Parse stream channel map
before pcm open from hal to get the channel map info in the
driver during hw params call.

Change-Id: I9b3f8eae1aef2c1764586099a691801d53690b91

hal/audio_hw.c

diff --git a/hal/audio_hw.c b/hal/audio_hw.c
index ad3a260..81085c0 100644
--- a/hal/audio_hw.c
+++ b/hal/audio_hw.c
@@ -3074,6 +3074,10 @@
             }
         }
 
+        if (out->realtime)
+            platform_set_stream_channel_map(adev->platform, out->channel_mask,
+                   out->pcm_device_id, &out->channel_map_param.channel_map[0]);
+
         while (1) {
             ATRACE_BEGIN("pcm_open");
             out->pcm = pcm_open(adev->snd_card, out->pcm_device_id,
@@ -3094,7 +3098,8 @@
             }
             break;
         }
-        platform_set_stream_channel_map(adev->platform, out->channel_mask,
+        if (!out->realtime)
+            platform_set_stream_channel_map(adev->platform, out->channel_mask,
                    out->pcm_device_id, &out->channel_map_param.channel_map[0]);
 
         ALOGV("%s: pcm_prepare", __func__);