From bc0c88f37d2492b72ec9be73b41b2cc7300890e4 Mon Sep 17 00:00:00 2001 From: Sunny Kapdi <sunnyk@codeaurora.org> Date: Mon, 30 Oct 2017 12:58:20 -0700 Subject: [PATCH] Bluetooth A2DP offload: Binder call to audio HAL Add rule to allow Binder call from Bluetooth process to Bluetooth audio HIDL interface running in audio HAL service process. Bug: 72242910 Test: Manual; TestTracker/148125 Change-Id: I1981a78bece10b8e516f218d3edde8b77943d130 (cherry picked from commit e8cfac90e8bf14466b6431a21bc5ccd4bf6ca3ea) --- private/bluetooth.te | 3 +++ private/hwservice_contexts | 1 + public/hal_audio.te | 4 ++-- 3 files changed, 6 insertions(+), 2 deletions(-) diff --git a/private/bluetooth.te b/private/bluetooth.te index 86a7a2a88..fec94941b 100644 --- a/private/bluetooth.te +++ b/private/bluetooth.te @@ -61,6 +61,9 @@ allow bluetooth self:global_capability_class_set sys_nice; hal_client_domain(bluetooth, hal_bluetooth) hal_client_domain(bluetooth, hal_telephony) +# Bluetooth A2DP offload requires binding with audio HAL +hal_client_domain(bluetooth, hal_audio) + read_runtime_log_tags(bluetooth) ### diff --git a/private/hwservice_contexts b/private/hwservice_contexts index d7ffb8f27..abc989eae 100644 --- a/private/hwservice_contexts +++ b/private/hwservice_contexts @@ -6,6 +6,7 @@ android.hardware.audio::IDevicesFactory u:object_r:hal_a android.hardware.authsecret::IAuthSecret u:object_r:hal_authsecret_hwservice:s0 android.hardware.biometrics.fingerprint::IBiometricsFingerprint u:object_r:hal_fingerprint_hwservice:s0 android.hardware.bluetooth::IBluetoothHci u:object_r:hal_bluetooth_hwservice:s0 +android.hardware.bluetooth.a2dp::IBluetoothAudioOffload u:object_r:hal_audio_hwservice:s0 android.hardware.boot::IBootControl u:object_r:hal_bootctl_hwservice:s0 android.hardware.broadcastradio::IBroadcastRadio u:object_r:hal_broadcastradio_hwservice:s0 android.hardware.broadcastradio::IBroadcastRadioFactory u:object_r:hal_broadcastradio_hwservice:s0 diff --git a/public/hal_audio.te b/public/hal_audio.te index 08cc1ff2a..8d9d9328c 100644 --- a/public/hal_audio.te +++ b/public/hal_audio.te @@ -9,8 +9,8 @@ allow hal_audio ion_device:chr_file r_file_perms; r_dir_file(hal_audio, proc) r_dir_file(hal_audio, proc_asound) -allow hal_audio audio_device:dir r_dir_perms; -allow hal_audio audio_device:chr_file rw_file_perms; +allow hal_audio_server audio_device:dir r_dir_perms; +allow hal_audio_server audio_device:chr_file rw_file_perms; # Needed to provide debug dump output via dumpsys' pipes. allow hal_audio shell:fd use; -- GitLab