Searched refs:channo (Results 1 – 1 of 1) sorted by relevance
| /Linux-v6.1/drivers/dma/ |
| D | apple-admac.c | 139 static enum dma_transfer_direction admac_chan_direction(int channo) in admac_chan_direction() argument
142 return (channo & 1) ? DMA_DEV_TO_MEM : DMA_MEM_TO_DEV; in admac_chan_direction()
202 static void admac_cyclic_write_one_desc(struct admac_data *ad, int channo, in admac_cyclic_write_one_desc() argument
213 channo, &addr, tx->period_len, FLAG_DESC_NOTIFY); in admac_cyclic_write_one_desc()
215 writel_relaxed(lower_32_bits(addr), ad->base + REG_DESC_WRITE(channo)); in admac_cyclic_write_one_desc()
216 writel_relaxed(upper_32_bits(addr), ad->base + REG_DESC_WRITE(channo)); in admac_cyclic_write_one_desc()
217 writel_relaxed(tx->period_len, ad->base + REG_DESC_WRITE(channo)); in admac_cyclic_write_one_desc()
218 writel_relaxed(FLAG_DESC_NOTIFY, ad->base + REG_DESC_WRITE(channo)); in admac_cyclic_write_one_desc()
228 static void admac_cyclic_write_desc(struct admac_data *ad, int channo, in admac_cyclic_write_desc() argument
234 if (readl_relaxed(ad->base + REG_DESC_RING(channo)) & RING_FULL) in admac_cyclic_write_desc()
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