diff options
| author | Kuninori Morimoto | 2021-06-14 09:56:46 +0900 |
|---|---|---|
| committer | Mark Brown | 2021-06-21 13:05:15 +0100 |
| commit | 91ae447762517c814672e2e5ff2383348101a032 (patch) | |
| tree | 58cf780066746b0e1a74da0e9088196933b406b4 | |
| parent | 45ce213392df07b9e2443666c0910e1617882cf3 (diff) | |
ASoC: soc-core: add snd_soc_daifmt_clock_provider_from_bitmap()
This patch adds snd_soc_daifmt_clock_provider_from_bitmap() function
to judge clock/frame master from its bitmap.
This is prepare for snd_soc_of_parse_daifmt() cleanup.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87a6ntw9f5.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | include/sound/soc.h | 1 | ||||
| -rw-r--r-- | sound/soc/soc-core.c | 33 |
2 files changed, 20 insertions, 14 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h index e746da996351..ea35e431e04e 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -1232,6 +1232,7 @@ void snd_soc_of_parse_audio_prefix(struct snd_soc_card *card, int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, const char *propname); int snd_soc_of_parse_aux_devs(struct snd_soc_card *card, const char *propname); +unsigned int snd_soc_daifmt_clock_provider_from_bitmap(unsigned int bit_frame); unsigned int snd_soc_of_parse_daifmt(struct device_node *np, const char *prefix, struct device_node **bitclkmaster, diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index da3cd7cf5808..bbbdf62b371b 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -3017,6 +3017,24 @@ int snd_soc_of_parse_aux_devs(struct snd_soc_card *card, const char *propname) } EXPORT_SYMBOL_GPL(snd_soc_of_parse_aux_devs); +unsigned int snd_soc_daifmt_clock_provider_from_bitmap(unsigned int bit_frame) +{ + /* Codec base */ + switch (bit_frame) { + case 0x11: + return SND_SOC_DAIFMT_CBP_CFP; + case 0x10: + return SND_SOC_DAIFMT_CBP_CFC; + case 0x01: + return SND_SOC_DAIFMT_CBC_CFP; + default: + return SND_SOC_DAIFMT_CBC_CFC; + } + + return 0; +} +EXPORT_SYMBOL_GPL(snd_soc_daifmt_clock_provider_from_bitmap); + unsigned int snd_soc_of_parse_daifmt(struct device_node *np, const char *prefix, struct device_node **bitclkmaster, @@ -3115,20 +3133,7 @@ unsigned int snd_soc_of_parse_daifmt(struct device_node *np, if (frame && framemaster) *framemaster = of_parse_phandle(np, prop, 0); - switch ((bit << 4) + frame) { - case 0x11: - format |= SND_SOC_DAIFMT_CBM_CFM; - break; - case 0x10: - format |= SND_SOC_DAIFMT_CBM_CFS; - break; - case 0x01: - format |= SND_SOC_DAIFMT_CBS_CFM; - break; - default: - format |= SND_SOC_DAIFMT_CBS_CFS; - break; - } + format |= snd_soc_daifmt_clock_provider_from_bitmap((bit << 4) + frame); return format; } |