SPI_FIFO_EMPTY    116 drivers/spi/spi-tegra114.c #define SPI_FIFO_EMPTY			(SPI_RX_FIFO_EMPTY | SPI_TX_FIFO_EMPTY)
SPI_FIFO_EMPTY     77 drivers/spi/spi-tegra20-sflash.c #define SPI_FIFO_EMPTY			(SPI_TX_EMPTY | SPI_RX_EMPTY)