Lines Matching refs:dma_channel
233 * These are "special" values for the irq and dma_channel fields of the
342 if (instance->dma_channel <= 3) {
359 disable_dma(instance->dma_channel);
360 clear_dma_ff(instance->dma_channel);
361 set_dma_addr(instance->dma_channel, bus_addr);
362 set_dma_count(instance->dma_channel, count);
363 set_dma_mode(instance->dma_channel, mode);
364 enable_dma(instance->dma_channel);
419 clear_dma_ff(instance->dma_channel);
420 tmp = get_dma_residue(instance->dma_channel);