I use "honor 9 lite"
HiSilicon Kirin 659
Android 9 pie
but i didn't find the hi-res output option for the headset / AUX
only available for bluetooth and USBDAC
I can get hi-res output for headsets / AUX
08:56:49.101 v3-build-844-arm64-play
Device: HONOR HUAWEI LLD-L21 LLD-L21 LLD-L21A [arm64-v8a, armeabi-v7a, armeabi]
FAILED to read=/vendor/etc/audio_output_policy.conf
FAILED to read=/vendor/etc/audio_io_policy.conf
FAILED to read=/system/etc/audio_policy.conf
reading=/vendor/etc/audio_policy.conf
has outputs_primary, sampling_rates=48000
has usb
has usb outputs
has usb_device, sampling_rates=dynamic
has usb formats=dynamic
is_huawei UNKNOWN ro.board.platform=hi6250
USB can handle Hi-Res - sdk=28
FLAG_VARIANT_USB_ONLY
OK flags=0x404001400000000
FLAG_VARIANT_USB_ONLY
FLAG_SUPPORTS_USB
FLAG_SUPPORTS_FLT_DYN_RANGE
FLAG_SUPPORTS_LDAC
INTERNAL_OUTPUT_FLAG_SR_192K
INTERNAL_OUTPUT_FLAG_SR_176K
INTERNAL_OUTPUT_FLAG_SR_96K
INTERNAL_OUTPUT_FLAG_SR_88K