tegra30_ahub_enable_tx_fifo 260 sound/soc/tegra/tegra30_ahub.c EXPORT_SYMBOL_GPL(tegra30_ahub_enable_tx_fifo); tegra30_ahub_enable_tx_fifo 466 sound/soc/tegra/tegra30_ahub.h extern int tegra30_ahub_enable_tx_fifo(enum tegra30_ahub_txcif txcif); tegra30_ahub_enable_tx_fifo 200 sound/soc/tegra/tegra30_i2s.c tegra30_ahub_enable_tx_fifo(i2s->playback_fifo_cif);