176 static void config_acp_dma(struct pdm_stream_instance *rtd, int direction)  in config_acp_dma()  argument
182 	addr = rtd->dma_addr;  in config_acp_dma()
186 	rn_writel(ACP_SRAM_PTE_OFFSET | BIT(31), rtd->acp_base +  in config_acp_dma()
188 	rn_writel(PAGE_SIZE_4K_ENABLE, rtd->acp_base +  in config_acp_dma()
191 	for (page_idx = 0; page_idx < rtd->num_pages; page_idx++) {  in config_acp_dma()
196 		rn_writel(low, rtd->acp_base + ACP_SCRATCH_REG_0 + val);  in config_acp_dma()
198 		rn_writel(high, rtd->acp_base + ACP_SCRATCH_REG_0 + val + 4);  in config_acp_dma()
243 	struct pdm_stream_instance *rtd;  in acp_pdm_dma_hw_params()  local
246 	rtd = substream->runtime->private_data;  in acp_pdm_dma_hw_params()
247 	if (!rtd)  in acp_pdm_dma_hw_params()
251 	rtd->dma_addr = substream->runtime->dma_addr;  in acp_pdm_dma_hw_params()
252 	rtd->num_pages = (PAGE_ALIGN(size) >> PAGE_SHIFT);  in acp_pdm_dma_hw_params()
253 	config_acp_dma(rtd, substream->stream);  in acp_pdm_dma_hw_params()
255 			     rtd->acp_base);  in acp_pdm_dma_hw_params()
259 static u64 acp_pdm_get_byte_count(struct pdm_stream_instance *rtd,  in acp_pdm_get_byte_count()  argument
265 			rn_readl(rtd->acp_base +  in acp_pdm_get_byte_count()
268 			rn_readl(rtd->acp_base +  in acp_pdm_get_byte_count()
276 	struct pdm_stream_instance *rtd;  in acp_pdm_dma_pointer()  local
280 	rtd = stream->runtime->private_data;  in acp_pdm_dma_pointer()
283 	bytescount = acp_pdm_get_byte_count(rtd, stream->stream);  in acp_pdm_dma_pointer()
284 	if (bytescount > rtd->bytescount)  in acp_pdm_dma_pointer()
285 		bytescount -= rtd->bytescount;  in acp_pdm_dma_pointer()
291 			   struct snd_soc_pcm_runtime *rtd)  in acp_pdm_dma_new()  argument
295 	snd_pcm_set_managed_buffer_all(rtd->pcm, SNDRV_DMA_TYPE_DEV,  in acp_pdm_dma_new()
313 	struct pdm_stream_instance *rtd;  in acp_pdm_dai_trigger()  local
318 	rtd = substream->runtime->private_data;  in acp_pdm_dai_trigger()
331 		rn_writel(ch_mask, rtd->acp_base + ACP_WOV_PDM_NO_OF_CHANNELS);  in acp_pdm_dai_trigger()
332 		rn_writel(PDM_DECIMATION_FACTOR, rtd->acp_base +  in acp_pdm_dai_trigger()
334 		rtd->bytescount = acp_pdm_get_byte_count(rtd,  in acp_pdm_dai_trigger()
336 		pdm_status = check_pdm_dma_status(rtd->acp_base);  in acp_pdm_dai_trigger()
338 			ret = start_pdm_dma(rtd->acp_base);  in acp_pdm_dai_trigger()
343 		pdm_status = check_pdm_dma_status(rtd->acp_base);  in acp_pdm_dai_trigger()
345 			ret = stop_pdm_dma(rtd->acp_base);  in acp_pdm_dai_trigger()
448 	struct pdm_stream_instance *rtd;  in acp_pdm_resume()  local
454 		rtd = runtime->private_data;  in acp_pdm_resume()
457 		config_acp_dma(rtd, SNDRV_PCM_STREAM_CAPTURE);  in acp_pdm_resume()