soc/meson/aiu-fifo.c

13 #include "aiu-fifo.h"
37 	struct aiu_fifo *fifo = snd_soc_dai_dma_data_get_playback(dai);
41 	addr = snd_soc_component_read(component, fifo->mem_offset + AIU_MEM_RD);
49 	struct aiu_fifo *fifo = snd_soc_dai_dma_data_get_playback(dai);
54 				      fifo->mem_offset + AIU_MEM_CONTROL,
83 	struct aiu_fifo *fifo = snd_soc_dai_dma_data_get_playback(dai);
86 				      fifo->mem_offset + AIU_MEM_CONTROL,
90 				      fifo->mem_offset + AIU_MEM_CONTROL,
101 	struct aiu_fifo *fifo = snd_soc_dai_dma_data_get_playback(dai);
104 	/* Setup the fifo boundaries */
105 	end = runtime->dma_addr + runtime->dma_bytes - fifo->fifo_block;
106 	snd_soc_component_write(component, fifo->mem_offset + AIU_MEM_START,
108 	snd_soc_component_write(component, fifo->mem_offset + AIU_MEM_RD,
110 	snd_soc_component_write(component, fifo->mem_offset + AIU_MEM_END,
113 	/* Setup the fifo to read all the memory - no skip */
115 				      fifo->mem_offset + AIU_MEM_MASKS,
135 	struct aiu_fifo *fifo = snd_soc_dai_dma_data_get_playback(dai);
138 	snd_soc_set_runtime_hwparams(substream, fifo->pcm);
141 	 * Make sure the buffer and period size are multiple of the fifo burst
146 					 fifo->fifo_block);
152 					 fifo->fifo_block);
156 	ret = clk_prepare_enable(fifo->pclk);
160 	ret = request_irq(fifo->irq, aiu_fifo_isr, 0, dev_name(dai->dev),
163 		clk_disable_unprepare(fifo->pclk);
171 	struct aiu_fifo *fifo = snd_soc_dai_dma_data_get_playback(dai);
173 	free_irq(fifo->irq, substream);
174 	clk_disable_unprepare(fifo->pclk);
181 	struct aiu_fifo *fifo = snd_soc_dai_dma_data_get_playback(dai);
182 	size_t size = fifo->pcm->buffer_bytes_max;
197 	struct aiu_fifo *fifo;
199 	fifo = kzalloc(sizeof(*fifo), GFP_KERNEL);
200 	if (!fifo)
203 	snd_soc_dai_dma_data_set_playback(dai, fifo);
210 	struct aiu_fifo *fifo = snd_soc_dai_dma_data_get_playback(dai);
212 	kfree(fifo);