pxa2xx_spi_dma_transfer 1033 drivers/spi/spi-pxa2xx.c 		drv_data->transfer_handler = pxa2xx_spi_dma_transfer;
pxa2xx_spi_dma_transfer  130 drivers/spi/spi-pxa2xx.h extern irqreturn_t pxa2xx_spi_dma_transfer(struct driver_data *drv_data);