132 static void config_acp_dma_channel(void __iomem *acp_mmio, u8 ch_num,  in config_acp_dma_channel()  argument
139 	dma_ctrl = acp_reg_read(acp_mmio, mmACP_DMA_CNTL_0 + ch_num);  in config_acp_dma_channel()
141 	acp_reg_write(dma_ctrl, acp_mmio, mmACP_DMA_CNTL_0 + ch_num);  in config_acp_dma_channel()
146 			acp_mmio, mmACP_DMA_DSCR_STRT_IDX_0 + ch_num);  in config_acp_dma_channel()
153 		      acp_mmio, mmACP_DMA_DSCR_CNT_0 + ch_num);  in config_acp_dma_channel()
156 	acp_reg_write(priority_level, acp_mmio, mmACP_DMA_PRIO_0 + ch_num);  in config_acp_dma_channel()
180 static void pre_config_reset(void __iomem *acp_mmio, u16 ch_num)  in pre_config_reset()  argument
186 	dma_ctrl = acp_reg_read(acp_mmio, mmACP_DMA_CNTL_0 + ch_num);  in pre_config_reset()
188 	acp_reg_write(dma_ctrl, acp_mmio, mmACP_DMA_CNTL_0 + ch_num);  in pre_config_reset()
190 	ret = readl_poll_timeout(acp_mmio + ((mmACP_DMA_CNTL_0 + ch_num) * 4),  in pre_config_reset()
195 		pr_err("Failed to clear reset of channel : %d\n", ch_num);  in pre_config_reset()
414 static void acp_dma_start(void __iomem *acp_mmio, u16 ch_num, bool is_circular)  in acp_dma_start()  argument
419 	dma_ctrl = acp_reg_read(acp_mmio, mmACP_DMA_CNTL_0 + ch_num);  in acp_dma_start()
431 	switch (ch_num) {  in acp_dma_start()
450 	acp_reg_write(dma_ctrl, acp_mmio, mmACP_DMA_CNTL_0 + ch_num);  in acp_dma_start()
454 static int acp_dma_stop(void __iomem *acp_mmio, u8 ch_num)  in acp_dma_stop()  argument
460 	dma_ctrl = acp_reg_read(acp_mmio, mmACP_DMA_CNTL_0 + ch_num);  in acp_dma_stop()
469 	acp_reg_write(dma_ctrl, acp_mmio, mmACP_DMA_CNTL_0 + ch_num);  in acp_dma_stop()
472 	if (dma_ch_sts & BIT(ch_num)) {  in acp_dma_stop()
478 		acp_reg_write(dma_ctrl, acp_mmio, mmACP_DMA_CNTL_0 + ch_num);  in acp_dma_stop()
484 		if (!(dma_ch_sts & BIT(ch_num))) {  in acp_dma_stop()
492 				      + ch_num);  in acp_dma_stop()
496 			pr_err("Failed to stop ACP DMA channel : %d\n", ch_num);  in acp_dma_stop()