/* pointer to start of buffers indexed by descriptor */
uint32_t *desc_dio_buffer[NUM_DMA_DESCRIPTORS];
/* index of the dma descriptor that is currently being used */
- volatile unsigned int dma_desc_index;
+ unsigned int dma_desc_index;
unsigned int tx_fifo_size;
unsigned int rx_fifo_size;
- volatile unsigned long dio_count;
+ unsigned long dio_count;
/* number of bytes at which to generate COMEDI_CB_BLOCK events */
- volatile unsigned int block_size;
+ unsigned int block_size;
};
static void gsc_hpdi_drain_dma(struct comedi_device *dev, unsigned int channel)