Lines Matching refs:desc_ring
170 mic_dma_memcpy_desc(&ch->desc_ring[ch->head], in mic_dma_prog_memcpy_desc()
183 mic_dma_prep_status_desc(&ch->desc_ring[ch->head], 0, in mic_dma_prog_intr()
186 mic_dma_prep_status_desc(&ch->desc_ring[ch->head], 0, in mic_dma_prog_intr()
199 mic_dma_prep_status_desc(&ch->desc_ring[ch->head], 0, in mic_dma_do_dma()
340 u64 desc_ring_size = MIC_DMA_DESC_RX_SIZE * sizeof(*ch->desc_ring); in mic_dma_alloc_desc_ring()
344 ch->desc_ring = kzalloc(desc_ring_size, GFP_KERNEL); in mic_dma_alloc_desc_ring()
346 if (!ch->desc_ring) in mic_dma_alloc_desc_ring()
349 ch->desc_ring_micpa = dma_map_single(dev, ch->desc_ring, in mic_dma_alloc_desc_ring()
362 kfree(ch->desc_ring); in mic_dma_alloc_desc_ring()
368 u64 desc_ring_size = MIC_DMA_DESC_RX_SIZE * sizeof(*ch->desc_ring); in mic_dma_free_desc_ring()
374 kfree(ch->desc_ring); in mic_dma_free_desc_ring()
375 ch->desc_ring = NULL; in mic_dma_free_desc_ring()