From b52c152d553556b2d227ffc943489de0c60b4b02 Mon Sep 17 00:00:00 2001 From: Eric Laurent Date: Tue, 20 May 2014 11:27:36 -0700 Subject: audio policy: add routing update client interface Added IAudioPolicyServiceClient client binder interface for client process to receive notifications from AudioPolicyService when audio ports are added/removed or audio patches created/released. The audio patches owned by a given client are automatically released when this client binder dies. Bug: 14815883. Change-Id: I6013f6aec03b50565cffb1ad2cd1f0f8852032c5 --- media/libmedia/IAudioPolicyService.cpp | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) (limited to 'media/libmedia/IAudioPolicyService.cpp') diff --git a/media/libmedia/IAudioPolicyService.cpp b/media/libmedia/IAudioPolicyService.cpp index ad2d4eb..eee72c5 100644 --- a/media/libmedia/IAudioPolicyService.cpp +++ b/media/libmedia/IAudioPolicyService.cpp @@ -63,7 +63,8 @@ enum { CREATE_AUDIO_PATCH, RELEASE_AUDIO_PATCH, LIST_AUDIO_PATCHES, - SET_AUDIO_PORT_CONFIG + SET_AUDIO_PORT_CONFIG, + REGISTER_CLIENT }; class BpAudioPolicyService : public BpInterface @@ -524,6 +525,13 @@ public: } return status; } + virtual void registerClient(const sp& client) + { + Parcel data, reply; + data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor()); + data.writeStrongBinder(client->asBinder()); + remote()->transact(REGISTER_CLIENT, data, &reply); + } }; IMPLEMENT_META_INTERFACE(AudioPolicyService, "android.media.IAudioPolicyService"); @@ -910,6 +918,13 @@ status_t BnAudioPolicyService::onTransact( reply->writeInt32(status); return NO_ERROR; } + case REGISTER_CLIENT: { + CHECK_INTERFACE(IAudioPolicyService, data, reply); + sp client = interface_cast( + data.readStrongBinder()); + registerClient(client); + return NO_ERROR; + } break; default: return BBinder::onTransact(code, data, reply, flags); -- cgit v1.1