SPRD_PCM_DMA_LINKLIST_SIZE 45 sound/soc/sprd/sprd-pcm-dma.c .periods_max = PAGE_SIZE / SPRD_PCM_DMA_LINKLIST_SIZE, SPRD_PCM_DMA_LINKLIST_SIZE 83 sound/soc/sprd/sprd-pcm-dma.c size = runtime->hw.periods_max * SPRD_PCM_DMA_LINKLIST_SIZE; SPRD_PCM_DMA_LINKLIST_SIZE 122 sound/soc/sprd/sprd-pcm-dma.c int size = runtime->hw.periods_max * SPRD_PCM_DMA_LINKLIST_SIZE;