--- zzzz-none-000/linux-3.10.107/sound/soc/tegra/tegra30_i2s.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/sound/soc/tegra/tegra30_i2s.h	2021-02-04 17:41:59.000000000 +0000
@@ -225,17 +225,27 @@
 #define TEGRA30_I2S_LCOEF_COEF_MASK_US			0xffff
 #define TEGRA30_I2S_LCOEF_COEF_MASK			(TEGRA30_I2S_LCOEF_COEF_MASK_US << TEGRA30_I2S_LCOEF_COEF_SHIFT)
 
+struct tegra30_i2s_soc_data {
+	void (*set_audio_cif)(struct regmap *regmap,
+			      unsigned int reg,
+			      struct tegra30_ahub_cif_conf *conf);
+};
+
 struct tegra30_i2s {
+	const struct tegra30_i2s_soc_data *soc_data;
 	struct snd_soc_dai_driver dai;
 	int cif_id;
 	struct clk *clk_i2s;
 	enum tegra30_ahub_txcif capture_i2s_cif;
 	enum tegra30_ahub_rxcif capture_fifo_cif;
+	char capture_dma_chan[8];
 	struct snd_dmaengine_dai_dma_data capture_dma_data;
 	enum tegra30_ahub_rxcif playback_i2s_cif;
 	enum tegra30_ahub_txcif playback_fifo_cif;
+	char playback_dma_chan[8];
 	struct snd_dmaengine_dai_dma_data playback_dma_data;
 	struct regmap *regmap;
+	struct snd_dmaengine_pcm_config dma_config;
 };
 
 #endif