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android_device_peter_gsi
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init_gsi: Add qcom caf audio quirks 

Force-disabling A2DP offloading is not implemented yet.
This commit is contained in:
Peter Cai 2022-06-01 22:40:48 -04:00
parent 6229eb6fea
commit fededa5f79
4 changed files with 38 additions and 6 deletions
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1
init/Android.bp
View File

@ -7,6 +7,7 @@ cc_binary {
// SoC-specific quirks
"quirks/soc/mtk_ril.cpp",
"quirks/soc/caf_audio.cpp",
// Device-specific quirks
"quirks/device/unihertz_keylayout.cpp",

18
init/quirks.cpp
View File

@ -87,6 +87,16 @@ void Quirks::CopyFileKeepPerms(filesystem::path src, filesystem::path dst) {
RestoreFilePermissions(src, dst);
}
int Quirks::OverrideWithBindMount(filesystem::path src, filesystem::path dst) {
int err = mount(src.c_str(), dst.c_str(), nullptr, MS_BIND, nullptr);
if (err < 0) {
ALOGE("bind mount %s on %s err = %d\n", src.c_str(), dst.c_str(), errno);
}
return err;
}
void Quirks::OverrideFileWith(filesystem::path p, function<void(istream&, ostream&)> proc) {
if (!filesystem::is_regular_file(p)) return;
@ -108,10 +118,9 @@ void Quirks::OverrideFileWith(filesystem::path p, function<void(istream&, ostrea
RestoreFilePermissions(p, tmp_path);
// Bind mount and override the file
int err = mount(tmp_path.c_str(), p.c_str(), nullptr, MS_BIND, nullptr);
int err = OverrideWithBindMount(tmp_path, p);
if (err < 0) {
ALOGE("bind mount %s on %s err = %d\n", tmp_path.c_str(), p.c_str(), errno);
return;
}
@ -149,10 +158,9 @@ void Quirks::OverrideFolderWith(filesystem::path p, function<void(filesystem::pa
proc(tmp_path);
int err = mount(tmp_path.c_str(), p.c_str(), nullptr, MS_BIND, nullptr);
int err = OverrideWithBindMount(tmp_path, p);
if (err < 0) {
ALOGE("bind mount %s on %s err = %d\n", tmp_path.c_str(), p.c_str(), errno);
return;
}

4
init/quirks.h
View File

@ -39,7 +39,9 @@ public:
namespace Quirks {
void Add(DeviceQuirk* quirk);
void Run();
int OverrideWithBindMount(filesystem::path src, filesystem::path dst);
void OverrideFileWith(filesystem::path p, function<void(istream&, ostream&)> proc);
void OverrideFileReplaceSubstr(filesystem::path p, string pattern, string replacement);

21
init/quirks/soc/caf_audio.cpp Normal file
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@ -0,0 +1,21 @@
#include "../../quirks.h"
#include <filesystem>
using namespace std;
class CafAudioQuirk : DeviceQuirk {
public:
bool ShouldRun() {
return filesystem::exists("/vendor/etc/audio/audio_policy_configuration.xml");
}
void Run() {
Quirks::OverrideWithBindMount("/vendor/etc/audio/audio_policy_configuration.xml", "/vendor/etc/audio_policy_configuration.xml");
if (filesystem::exists("/vendor/etc/a2dp_audio_policy_configuration.xml")) {
Quirks::OverrideFileReplaceSubstr("/vendor/etc/a2dp_audio_policy_configuration.xml", "bluetooth_qti", "a2dp");
}
}
};
LOAD_QUIRK(CafAudioQuirk);