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4ed357f72a
Add a helper function that can be called from hw_params() in the DAI ops to configure the SDCA Cluster, Clock and Usage controls. These setup the channels, sample rate, and bit depths that will be used by the Terminal. Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.dev> Link: https://patch.msgid.link/20250707124155.2596744-8-ckeepax@opensource.cirrus.com Signed-off-by: Mark Brown <broonie@kernel.org>
61 lines
2.2 KiB
C
61 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* The MIPI SDCA specification is available for public downloads at
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* https://www.mipi.org/mipi-sdca-v1-0-download
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*
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* Copyright (C) 2025 Cirrus Logic, Inc. and
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* Cirrus Logic International Semiconductor Ltd.
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*/
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#ifndef __SDCA_ASOC_H__
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#define __SDCA_ASOC_H__
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struct device;
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struct regmap;
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struct sdca_function_data;
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struct snd_kcontrol_new;
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struct snd_pcm_hw_params;
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struct snd_pcm_substream;
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struct snd_soc_component_driver;
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struct snd_soc_dai;
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struct snd_soc_dai_driver;
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struct snd_soc_dai_ops;
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struct snd_soc_dapm_route;
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struct snd_soc_dapm_widget;
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int sdca_asoc_count_component(struct device *dev, struct sdca_function_data *function,
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int *num_widgets, int *num_routes, int *num_controls,
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int *num_dais);
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int sdca_asoc_populate_dapm(struct device *dev, struct sdca_function_data *function,
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struct snd_soc_dapm_widget *widgets,
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struct snd_soc_dapm_route *routes);
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int sdca_asoc_populate_controls(struct device *dev,
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struct sdca_function_data *function,
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struct snd_kcontrol_new *kctl);
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int sdca_asoc_populate_dais(struct device *dev, struct sdca_function_data *function,
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struct snd_soc_dai_driver *dais,
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const struct snd_soc_dai_ops *ops);
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int sdca_asoc_populate_component(struct device *dev,
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struct sdca_function_data *function,
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struct snd_soc_component_driver *component_drv,
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struct snd_soc_dai_driver **dai_drv, int *num_dai_drv,
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const struct snd_soc_dai_ops *ops);
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int sdca_asoc_set_constraints(struct device *dev, struct regmap *regmap,
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struct sdca_function_data *function,
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struct snd_pcm_substream *substream,
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struct snd_soc_dai *dai);
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void sdca_asoc_free_constraints(struct snd_pcm_substream *substream,
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struct snd_soc_dai *dai);
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int sdca_asoc_get_port(struct device *dev, struct regmap *regmap,
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struct sdca_function_data *function,
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struct snd_soc_dai *dai);
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int sdca_asoc_hw_params(struct device *dev, struct regmap *regmap,
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struct sdca_function_data *function,
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struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params,
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struct snd_soc_dai *dai);
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#endif // __SDCA_ASOC_H__
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