This file is indexed.

/usr/share/alsa/ucm/tegra-rt5640/tegra-rt5640.conf is in libasound2-data 1.1.0-0ubuntu1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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SectionUseCase."HiFi" {
	File "HiFi"
	Comment "Play HiFi quality Music"
}

SectionDefaults [
	cdev "hw:tegrart5640"
]