1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 |
- /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
- /*
- * Copyright (c) 2020 BayLibre, SAS.
- * Author: Jerome Brunet <[email protected]>
- */
- #ifndef _MESON_AIU_FIFO_H
- #define _MESON_AIU_FIFO_H
- struct snd_pcm_hardware;
- struct snd_soc_component_driver;
- struct snd_soc_dai_driver;
- struct clk;
- struct snd_pcm_ops;
- struct snd_pcm_substream;
- struct snd_soc_dai;
- struct snd_pcm_hw_params;
- struct platform_device;
- struct aiu_fifo {
- struct snd_pcm_hardware *pcm;
- unsigned int mem_offset;
- unsigned int fifo_block;
- struct clk *pclk;
- int irq;
- };
- int aiu_fifo_dai_probe(struct snd_soc_dai *dai);
- int aiu_fifo_dai_remove(struct snd_soc_dai *dai);
- snd_pcm_uframes_t aiu_fifo_pointer(struct snd_soc_component *component,
- struct snd_pcm_substream *substream);
- int aiu_fifo_trigger(struct snd_pcm_substream *substream, int cmd,
- struct snd_soc_dai *dai);
- int aiu_fifo_prepare(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai);
- int aiu_fifo_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai);
- int aiu_fifo_hw_free(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai);
- int aiu_fifo_startup(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai);
- void aiu_fifo_shutdown(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai);
- int aiu_fifo_pcm_new(struct snd_soc_pcm_runtime *rtd,
- struct snd_soc_dai *dai);
- #endif /* _MESON_AIU_FIFO_H */
|