https://github.com/torvalds/linux
Tip revision: 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c authored by Linus Torvalds on 02 July 2017, 23:07:02 UTC
Linux 4.12
Linux 4.12
Tip revision: 6f7da29
simple_card_utils.h
/*
* simple_card_utils.h
*
* Copyright (c) 2016 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __SIMPLE_CARD_UTILS_H
#define __SIMPLE_CARD_UTILS_H
#include <sound/soc.h>
struct asoc_simple_dai {
const char *name;
unsigned int sysclk;
int slots;
int slot_width;
unsigned int tx_slot_mask;
unsigned int rx_slot_mask;
struct clk *clk;
};
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)
#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)
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);
#define asoc_simple_card_parse_cpu(node, dai_link, \
list_name, cells_name, is_single_link) \
asoc_simple_card_parse_dai(node, &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->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_of_node, \
NULL, list_name, cells_name, NULL)
int asoc_simple_card_parse_dai(struct device_node *node,
struct device_node **endpoint_np,
const char **dai_name,
const char *list_name,
const char *cells_name,
int *is_single_links);
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);
#endif /* __SIMPLE_CARD_UTILS_H */