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ASoC: soc-core: remove snd_soc_of_parse_daifmt()

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No driver is using snd_soc_of_parse_daifmt().
This patch removes it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87zgvtuuro.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2021-06-14 09:58:35 +09:00 committed by Mark Brown
parent 2c7fd9de89
commit 8439c5861c
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 0 additions and 108 deletions
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4
include/sound/soc.h
View File

@ -1249,10 +1249,6 @@ unsigned int snd_soc_daifmt_parse_clock_provider_raw(struct device_node *np,
snd_soc_daifmt_clock_provider_from_bitmap( \ snd_soc_daifmt_clock_provider_from_bitmap( \
snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix)) snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix))
unsigned int snd_soc_of_parse_daifmt(struct device_node *np,
const char *prefix,
struct device_node **bitclkmaster,
struct device_node **framemaster);
int snd_soc_get_dai_id(struct device_node *ep); int snd_soc_get_dai_id(struct device_node *ep);
int snd_soc_get_dai_name(const struct of_phandle_args *args, int snd_soc_get_dai_name(const struct of_phandle_args *args,
const char **dai_name); const char **dai_name);

104
sound/soc/soc-core.c
View File

@ -3169,110 +3169,6 @@ unsigned int snd_soc_daifmt_parse_clock_provider_raw(struct device_node *np,
} }
EXPORT_SYMBOL_GPL(snd_soc_daifmt_parse_clock_provider_raw); EXPORT_SYMBOL_GPL(snd_soc_daifmt_parse_clock_provider_raw);
unsigned int snd_soc_of_parse_daifmt(struct device_node *np,
const char *prefix,
struct device_node **bitclkmaster,
struct device_node **framemaster)
{
int ret, i;
char prop[128];
unsigned int format = 0;
int bit, frame;
const char *str;
struct {
char *name;
unsigned int val;
} of_fmt_table[] = {
{ "i2s", SND_SOC_DAIFMT_I2S },
{ "right_j", SND_SOC_DAIFMT_RIGHT_J },
{ "left_j", SND_SOC_DAIFMT_LEFT_J },
{ "dsp_a", SND_SOC_DAIFMT_DSP_A },
{ "dsp_b", SND_SOC_DAIFMT_DSP_B },
{ "ac97", SND_SOC_DAIFMT_AC97 },
{ "pdm", SND_SOC_DAIFMT_PDM},
{ "msb", SND_SOC_DAIFMT_MSB },
{ "lsb", SND_SOC_DAIFMT_LSB },
};
if (!prefix)
prefix = "";
/*
* check "dai-format = xxx"
* or "[prefix]format = xxx"
* SND_SOC_DAIFMT_FORMAT_MASK area
*/
ret = of_property_read_string(np, "dai-format", &str);
if (ret < 0) {
snprintf(prop, sizeof(prop), "%sformat", prefix);
ret = of_property_read_string(np, prop, &str);
}
if (ret == 0) {
for (i = 0; i < ARRAY_SIZE(of_fmt_table); i++) {
if (strcmp(str, of_fmt_table[i].name) == 0) {
format |= of_fmt_table[i].val;
break;
}
}
}
/*
* check "[prefix]continuous-clock"
* SND_SOC_DAIFMT_CLOCK_MASK area
*/
snprintf(prop, sizeof(prop), "%scontinuous-clock", prefix);
if (of_property_read_bool(np, prop))
format |= SND_SOC_DAIFMT_CONT;
else
format |= SND_SOC_DAIFMT_GATED;
/*
* check "[prefix]bitclock-inversion"
* check "[prefix]frame-inversion"
* SND_SOC_DAIFMT_INV_MASK area
*/
snprintf(prop, sizeof(prop), "%sbitclock-inversion", prefix);
bit = !!of_get_property(np, prop, NULL);
snprintf(prop, sizeof(prop), "%sframe-inversion", prefix);
frame = !!of_get_property(np, prop, NULL);
switch ((bit << 4) + frame) {
case 0x11:
format |= SND_SOC_DAIFMT_IB_IF;
break;
case 0x10:
format |= SND_SOC_DAIFMT_IB_NF;
break;
case 0x01:
format |= SND_SOC_DAIFMT_NB_IF;
break;
default:
/* SND_SOC_DAIFMT_NB_NF is default */
break;
}
/*
* check "[prefix]bitclock-master"
* check "[prefix]frame-master"
* SND_SOC_DAIFMT_MASTER_MASK area
*/
snprintf(prop, sizeof(prop), "%sbitclock-master", prefix);
bit = !!of_get_property(np, prop, NULL);
if (bit && bitclkmaster)
*bitclkmaster = of_parse_phandle(np, prop, 0);
snprintf(prop, sizeof(prop), "%sframe-master", prefix);
frame = !!of_get_property(np, prop, NULL);
if (frame && framemaster)
*framemaster = of_parse_phandle(np, prop, 0);
format |= snd_soc_daifmt_clock_provider_from_bitmap((bit << 4) + frame);
return format;
}
EXPORT_SYMBOL_GPL(snd_soc_of_parse_daifmt);
int snd_soc_get_dai_id(struct device_node *ep) int snd_soc_get_dai_id(struct device_node *ep)
{ {
struct snd_soc_component *component; struct snd_soc_component *component;