/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */ /* * Copyright (c) 2020 BayLibre, SAS. * Author: Jerome Brunet <jbrunet@baylibre.com> */ #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 { const 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 */