SLINK_TX_FIFO_EMPTY_COUNT  138 drivers/spi/spi-tegra20-slink.c #define TX_FIFO_EMPTY_COUNT_MAX		SLINK_TX_FIFO_EMPTY_COUNT(0x20)
SLINK_TX_FIFO_EMPTY_COUNT  302 drivers/spi/spi-tegra20-slink.c 	tx_empty_count = SLINK_TX_FIFO_EMPTY_COUNT(fifo_status);