lpi2c_imx_find_max_burst_num
dma->tx_burst_num = lpi2c_imx_find_max_burst_num(lpi2c_imx->txfifosize,
dma->rx_burst_num = lpi2c_imx_find_max_burst_num(lpi2c_imx->rxfifosize,
dma->tx_burst_num = lpi2c_imx_find_max_burst_num(lpi2c_imx->txfifosize,