From 0998816ab2d85d67ebace9993b5a97e79a24d816 Mon Sep 17 00:00:00 2001 From: Richard Fitzgerald Date: Fri, 27 Jan 2023 16:51:08 +0000 Subject: [PATCH] ASoC: cs42l42: Export some functions for SoundWire Export functions that will be needed by a SoundWire module. Signed-off-by: Richard Fitzgerald Signed-off-by: Stefan Binding Reviewed-by: Pierre-Louis Bossart Link: https://lore.kernel.org/r/20230127165111.3010960-6-sbinding@opensource.cirrus.com Signed-off-by: Mark Brown --- sound/soc/codecs/cs42l42.c | 14 +++++++++----- sound/soc/codecs/cs42l42.h | 5 +++++ 2 files changed, 14 insertions(+), 5 deletions(-) diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c index d81c6eb..cefefd7 100644 --- a/sound/soc/codecs/cs42l42.c +++ b/sound/soc/codecs/cs42l42.c @@ -653,8 +653,8 @@ static const struct cs42l42_pll_params pll_ratio_table[] = { { 24576000, 1, 0x03, 0x40, 0x000000, 0x03, 0x10, 12288000, 128, 1} }; -static int cs42l42_pll_config(struct snd_soc_component *component, unsigned int clk, - unsigned int sample_rate) +int cs42l42_pll_config(struct snd_soc_component *component, unsigned int clk, + unsigned int sample_rate) { struct cs42l42_private *cs42l42 = snd_soc_component_get_drvdata(component); int i; @@ -740,8 +740,9 @@ static int cs42l42_pll_config(struct snd_soc_component *component, unsigned int return -EINVAL; } +EXPORT_SYMBOL_NS_GPL(cs42l42_pll_config, SND_SOC_CS42L42_CORE); -static void cs42l42_src_config(struct snd_soc_component *component, unsigned int sample_rate) +void cs42l42_src_config(struct snd_soc_component *component, unsigned int sample_rate) { struct cs42l42_private *cs42l42 = snd_soc_component_get_drvdata(component); unsigned int fs; @@ -773,6 +774,7 @@ static void cs42l42_src_config(struct snd_soc_component *component, unsigned int CS42L42_CLK_OASRC_SEL_MASK, fs << CS42L42_CLK_OASRC_SEL_SHIFT); } +EXPORT_SYMBOL_NS_GPL(cs42l42_src_config, SND_SOC_CS42L42_CORE); static int cs42l42_asp_config(struct snd_soc_component *component, unsigned int sclk, unsigned int sample_rate) @@ -1013,7 +1015,7 @@ static int cs42l42_set_bclk_ratio(struct snd_soc_dai *dai, return 0; } -static int cs42l42_mute_stream(struct snd_soc_dai *dai, int mute, int stream) +int cs42l42_mute_stream(struct snd_soc_dai *dai, int mute, int stream) { struct snd_soc_component *component = dai->component; struct cs42l42_private *cs42l42 = snd_soc_component_get_drvdata(component); @@ -1106,6 +1108,7 @@ static int cs42l42_mute_stream(struct snd_soc_dai *dai, int mute, int stream) return 0; } +EXPORT_SYMBOL_NS_GPL(cs42l42_mute_stream, SND_SOC_CS42L42_CORE); #define CS42L42_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ SNDRV_PCM_FMTBIT_S24_LE |\ @@ -1648,7 +1651,7 @@ static const struct cs42l42_irq_params irq_params_table[] = { CS42L42_TSRS_PLUG_VAL_MASK} }; -static irqreturn_t cs42l42_irq_thread(int irq, void *data) +irqreturn_t cs42l42_irq_thread(int irq, void *data) { struct cs42l42_private *cs42l42 = (struct cs42l42_private *)data; unsigned int stickies[12]; @@ -1765,6 +1768,7 @@ static irqreturn_t cs42l42_irq_thread(int irq, void *data) return IRQ_HANDLED; } +EXPORT_SYMBOL_NS_GPL(cs42l42_irq_thread, SND_SOC_CS42L42_CORE); static void cs42l42_set_interrupt_masks(struct cs42l42_private *cs42l42) { diff --git a/sound/soc/codecs/cs42l42.h b/sound/soc/codecs/cs42l42.h index 17aab06..ef8219f 100644 --- a/sound/soc/codecs/cs42l42.h +++ b/sound/soc/codecs/cs42l42.h @@ -61,6 +61,11 @@ extern struct snd_soc_dai_driver cs42l42_dai; bool cs42l42_readable_register(struct device *dev, unsigned int reg); bool cs42l42_volatile_register(struct device *dev, unsigned int reg); +int cs42l42_pll_config(struct snd_soc_component *component, + unsigned int clk, unsigned int sample_rate); +void cs42l42_src_config(struct snd_soc_component *component, unsigned int sample_rate); +int cs42l42_mute_stream(struct snd_soc_dai *dai, int mute, int stream); +irqreturn_t cs42l42_irq_thread(int irq, void *data); int cs42l42_suspend(struct device *dev); int cs42l42_resume(struct device *dev); void cs42l42_resume_restore(struct device *dev); -- 2.7.4