alistair23-linux/include/sound/simple_card_utils.h
Kuninori Morimoto 868cdb4690
ASoC: simple-card-util: support snd_soc_dai_link_component style for platform
Current ASoC is supporting snd_soc_dai_link_component for binding,
it is more useful than current legacy style.
Currently only codec is supporting it as multicodec (= codecs).
CPU will support multi style in the future.
We want to have it on Platform too in the future.

If all Codec/CPU/Platform are replaced into snd_soc_dai_link_component
style, we can remove legacy complex style.
This patch supports snd_soc_dai_link_component style
for simple-card-util for platform.

[current]
struct snd_soc_dai_link {
	...
	*cpu_name;
	*cpu_of_node;
	*cpu_dai_name;

	*codec_name;
	*codec_of_node;
	*codec_dai_name;
	*codecs;
	num_codecs;

	*platform_name;
	*platform_of_node;
	...
}

[in the future]
struct snd_soc_dai_link {
	...
	*cpus
	num_cpus;

	*codecs;
	num_codecs;

	*platform;
	...
}

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2018-08-31 15:58:43 +01:00

133 lines
4.6 KiB
C

/* SPDX-License-Identifier: GPL-2.0
*
* simple_card_utils.h
*
* Copyright (c) 2016 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
*/
#ifndef __SIMPLE_CARD_UTILS_H
#define __SIMPLE_CARD_UTILS_H
#include <sound/soc.h>
#define asoc_simple_card_init_hp(card, sjack, prefix) \
asoc_simple_card_init_jack(card, sjack, 1, prefix)
#define asoc_simple_card_init_mic(card, sjack, prefix) \
asoc_simple_card_init_jack(card, sjack, 0, prefix)
struct asoc_simple_dai {
const char *name;
unsigned int sysclk;
int clk_direction;
int slots;
int slot_width;
unsigned int tx_slot_mask;
unsigned int rx_slot_mask;
struct clk *clk;
};
struct asoc_simple_card_data {
u32 convert_rate;
u32 convert_channels;
};
struct asoc_simple_jack {
struct snd_soc_jack jack;
struct snd_soc_jack_pin pin;
struct snd_soc_jack_gpio gpio;
};
int asoc_simple_card_parse_daifmt(struct device *dev,
struct device_node *node,
struct device_node *codec,
char *prefix,
unsigned int *retfmt);
__printf(3, 4)
int asoc_simple_card_set_dailink_name(struct device *dev,
struct snd_soc_dai_link *dai_link,
const char *fmt, ...);
int asoc_simple_card_parse_card_name(struct snd_soc_card *card,
char *prefix);
#define asoc_simple_card_parse_clk_cpu(dev, node, dai_link, simple_dai) \
asoc_simple_card_parse_clk(dev, node, dai_link->cpu_of_node, simple_dai, \
dai_link->cpu_dai_name, NULL)
#define asoc_simple_card_parse_clk_codec(dev, node, dai_link, simple_dai) \
asoc_simple_card_parse_clk(dev, node, dai_link->codec_of_node, simple_dai,\
dai_link->codec_dai_name, dai_link->codecs)
int asoc_simple_card_parse_clk(struct device *dev,
struct device_node *node,
struct device_node *dai_of_node,
struct asoc_simple_dai *simple_dai,
const char *dai_name,
struct snd_soc_dai_link_component *dlc);
int asoc_simple_card_clk_enable(struct asoc_simple_dai *dai);
void asoc_simple_card_clk_disable(struct asoc_simple_dai *dai);
#define asoc_simple_card_parse_cpu(node, dai_link, \
list_name, cells_name, is_single_link) \
asoc_simple_card_parse_dai(node, NULL, \
&dai_link->cpu_of_node, \
&dai_link->cpu_dai_name, list_name, cells_name, is_single_link)
#define asoc_simple_card_parse_codec(node, dai_link, list_name, cells_name) \
asoc_simple_card_parse_dai(node, dai_link->codecs, \
&dai_link->codec_of_node, \
&dai_link->codec_dai_name, \
list_name, cells_name, NULL)
#define asoc_simple_card_parse_platform(node, dai_link, list_name, cells_name) \
asoc_simple_card_parse_dai(node, dai_link->platform, \
&dai_link->platform_of_node, \
NULL, list_name, cells_name, NULL)
int asoc_simple_card_parse_dai(struct device_node *node,
struct snd_soc_dai_link_component *dlc,
struct device_node **endpoint_np,
const char **dai_name,
const char *list_name,
const char *cells_name,
int *is_single_links);
#define asoc_simple_card_parse_graph_cpu(ep, dai_link) \
asoc_simple_card_parse_graph_dai(ep, NULL, \
&dai_link->cpu_of_node, \
&dai_link->cpu_dai_name)
#define asoc_simple_card_parse_graph_codec(ep, dai_link) \
asoc_simple_card_parse_graph_dai(ep, dai_link->codecs, \
&dai_link->codec_of_node, \
&dai_link->codec_dai_name)
int asoc_simple_card_parse_graph_dai(struct device_node *ep,
struct snd_soc_dai_link_component *dlc,
struct device_node **endpoint_np,
const char **dai_name);
#define asoc_simple_card_of_parse_tdm(np, dai) \
snd_soc_of_parse_tdm_slot(np, &(dai)->tx_slot_mask, \
&(dai)->rx_slot_mask, \
&(dai)->slots, \
&(dai)->slot_width);
int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
struct asoc_simple_dai *simple_dai);
int asoc_simple_card_canonicalize_dailink(struct snd_soc_dai_link *dai_link);
void asoc_simple_card_canonicalize_cpu(struct snd_soc_dai_link *dai_link,
int is_single_links);
int asoc_simple_card_clean_reference(struct snd_soc_card *card);
void asoc_simple_card_convert_fixup(struct asoc_simple_card_data *data,
struct snd_pcm_hw_params *params);
void asoc_simple_card_parse_convert(struct device *dev, char *prefix,
struct asoc_simple_card_data *data);
int asoc_simple_card_of_parse_routing(struct snd_soc_card *card,
char *prefix,
int optional);
int asoc_simple_card_of_parse_widgets(struct snd_soc_card *card,
char *prefix);
int asoc_simple_card_init_jack(struct snd_soc_card *card,
struct asoc_simple_jack *sjack,
int is_hp, char *prefix);
#endif /* __SIMPLE_CARD_UTILS_H */