170 static void config_acp_dma(struct pdm_stream_instance *rtd, int direction)  in config_acp_dma()  argument
176 	addr = rtd->dma_addr;  in config_acp_dma()
180 	rn_writel(ACP_SRAM_PTE_OFFSET | BIT(31), rtd->acp_base +  in config_acp_dma()
182 	rn_writel(PAGE_SIZE_4K_ENABLE, rtd->acp_base +  in config_acp_dma()
185 	for (page_idx = 0; page_idx < rtd->num_pages; page_idx++) {  in config_acp_dma()
190 		rn_writel(low, rtd->acp_base + ACP_SCRATCH_REG_0 + val);  in config_acp_dma()
192 		rn_writel(high, rtd->acp_base + ACP_SCRATCH_REG_0 + val + 4);  in config_acp_dma()
237 	struct pdm_stream_instance *rtd;  in acp_pdm_dma_hw_params()  local
240 	rtd = substream->runtime->private_data;  in acp_pdm_dma_hw_params()
241 	if (!rtd)  in acp_pdm_dma_hw_params()
245 	rtd->dma_addr = substream->runtime->dma_addr;  in acp_pdm_dma_hw_params()
246 	rtd->num_pages = (PAGE_ALIGN(size) >> PAGE_SHIFT);  in acp_pdm_dma_hw_params()
247 	config_acp_dma(rtd, substream->stream);  in acp_pdm_dma_hw_params()
249 			     rtd->acp_base);  in acp_pdm_dma_hw_params()
253 static u64 acp_pdm_get_byte_count(struct pdm_stream_instance *rtd,  in acp_pdm_get_byte_count()  argument
259 			rn_readl(rtd->acp_base +  in acp_pdm_get_byte_count()
262 			rn_readl(rtd->acp_base +  in acp_pdm_get_byte_count()
270 	struct pdm_stream_instance *rtd;  in acp_pdm_dma_pointer()  local
274 	rtd = stream->runtime->private_data;  in acp_pdm_dma_pointer()
277 	bytescount = acp_pdm_get_byte_count(rtd, stream->stream);  in acp_pdm_dma_pointer()
278 	if (bytescount > rtd->bytescount)  in acp_pdm_dma_pointer()
279 		bytescount -= rtd->bytescount;  in acp_pdm_dma_pointer()
285 			   struct snd_soc_pcm_runtime *rtd)  in acp_pdm_dma_new()  argument
289 	snd_pcm_set_managed_buffer_all(rtd->pcm, SNDRV_DMA_TYPE_DEV,  in acp_pdm_dma_new()
307 	struct pdm_stream_instance *rtd;  in acp_pdm_dai_trigger()  local
312 	rtd = substream->runtime->private_data;  in acp_pdm_dai_trigger()
325 		rn_writel(ch_mask, rtd->acp_base + ACP_WOV_PDM_NO_OF_CHANNELS);  in acp_pdm_dai_trigger()
326 		rn_writel(PDM_DECIMATION_FACTOR, rtd->acp_base +  in acp_pdm_dai_trigger()
328 		rtd->bytescount = acp_pdm_get_byte_count(rtd,  in acp_pdm_dai_trigger()
330 		pdm_status = check_pdm_dma_status(rtd->acp_base);  in acp_pdm_dai_trigger()
332 			ret = start_pdm_dma(rtd->acp_base);  in acp_pdm_dai_trigger()
337 		pdm_status = check_pdm_dma_status(rtd->acp_base);  in acp_pdm_dai_trigger()
339 			ret = stop_pdm_dma(rtd->acp_base);  in acp_pdm_dai_trigger()
442 	struct pdm_stream_instance *rtd;  in acp_pdm_resume()  local
448 		rtd = runtime->private_data;  in acp_pdm_resume()
451 		config_acp_dma(rtd, SNDRV_PCM_STREAM_CAPTURE);  in acp_pdm_resume()