Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/gpu/drm/tegra/hda.h b/drivers/gpu/drm/tegra/hda.h
new file mode 100644
index 0000000..7726995
--- /dev/null
+++ b/drivers/gpu/drm/tegra/hda.h
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright (C) 2019 NVIDIA Corporation
+ */
+
+#ifndef DRM_TEGRA_HDA_H
+#define DRM_TEGRA_HDA_H 1
+
+#include <linux/types.h>
+
+struct tegra_hda_format {
+	unsigned int sample_rate;
+	unsigned int channels;
+	unsigned int bits;
+	bool pcm;
+};
+
+void tegra_hda_parse_format(unsigned int format, struct tegra_hda_format *fmt);
+
+#endif