ASoC: wm_adsp: Separate some ASoC and generic functions

Split some functions into ASoC and generic portions so that existing
interfaces can be retained whilst allowing the implementation to be
moved out of ASoC.
Signed-off-by: Simon Trimmer <simont@opensource.cirrus.com>
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210913160057.103842-8-simont@opensource.cirrus.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm_adsp.c

@@ -2771,7 +2771,7 @@ static int cs_dsp_create_name(struct wm_adsp *dsp)
 	return 0;
 }
 
-static int wm_adsp_common_init(struct wm_adsp *dsp)
+static int cs_dsp_common_init(struct wm_adsp *dsp)
 {
 	int ret;
 
@@ -2781,19 +2781,30 @@ static int wm_adsp_common_init(struct wm_adsp *dsp)
 
 	INIT_LIST_HEAD(&dsp->alg_regions);
 	INIT_LIST_HEAD(&dsp->ctl_list);
-	INIT_LIST_HEAD(&dsp->compr_list);
-	INIT_LIST_HEAD(&dsp->buffer_list);
 
 	mutex_init(&dsp->pwr_lock);
 
 	return 0;
 }
 
-int wm_adsp1_init(struct wm_adsp *dsp)
+static void wm_adsp_common_init(struct wm_adsp *dsp)
+{
+	INIT_LIST_HEAD(&dsp->compr_list);
+	INIT_LIST_HEAD(&dsp->buffer_list);
+}
+
+static int cs_dsp_adsp1_init(struct wm_adsp *dsp)
 {
 	dsp->ops = &cs_dsp_adsp1_ops;
 
-	return wm_adsp_common_init(dsp);
+	return cs_dsp_common_init(dsp);
+}
+
+int wm_adsp1_init(struct wm_adsp *dsp)
+{
+	wm_adsp_common_init(dsp);
+
+	return cs_dsp_adsp1_init(dsp);
 }
 EXPORT_SYMBOL_GPL(wm_adsp1_init);
 
@@ -3096,11 +3107,8 @@ static int cs_dsp_halo_configure_mpu(struct wm_adsp *dsp, unsigned int lock_regi
 	return regmap_multi_reg_write(dsp->regmap, config, ARRAY_SIZE(config));
 }
 
-int wm_adsp2_set_dspclk(struct snd_soc_dapm_widget *w, unsigned int freq)
+static int cs_dsp_set_dspclk(struct wm_adsp *dsp, unsigned int freq)
 {
-	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
-	struct wm_adsp *dsps = snd_soc_component_get_drvdata(component);
-	struct wm_adsp *dsp = &dsps[w->shift];
 	int ret;
 
 	ret = regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CLOCKING,
@@ -3111,6 +3119,15 @@ int wm_adsp2_set_dspclk(struct snd_soc_dapm_widget *w, unsigned int freq)
 
 	return ret;
 }
+
+int wm_adsp2_set_dspclk(struct snd_soc_dapm_widget *w, unsigned int freq)
+{
+	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
+	struct wm_adsp *dsps = snd_soc_component_get_drvdata(component);
+	struct wm_adsp *dsp = &dsps[w->shift];
+
+	return cs_dsp_set_dspclk(dsp, freq);
+}
 EXPORT_SYMBOL_GPL(wm_adsp2_set_dspclk);
 
 int wm_adsp2_preloader_get(struct snd_kcontrol *kcontrol,
@@ -3364,14 +3381,10 @@ int wm_adsp2_component_remove(struct wm_adsp *dsp, struct snd_soc_component *com
 }
 EXPORT_SYMBOL_GPL(wm_adsp2_component_remove);
 
-int wm_adsp2_init(struct wm_adsp *dsp)
+static int cs_dsp_adsp2_init(struct wm_adsp *dsp)
 {
 	int ret;
 
-	ret = wm_adsp_common_init(dsp);
-	if (ret)
-		return ret;
-
 	switch (dsp->rev) {
 	case 0:
 		/*
@@ -3396,29 +3409,37 @@ int wm_adsp2_init(struct wm_adsp *dsp)
 		break;
 	}
 
+	return cs_dsp_common_init(dsp);
+}
+
+int wm_adsp2_init(struct wm_adsp *dsp)
+{
 	INIT_WORK(&dsp->boot_work, wm_adsp_boot_work);
 
-	return 0;
+	wm_adsp_common_init(dsp);
+
+	return cs_dsp_adsp2_init(dsp);
 }
 EXPORT_SYMBOL_GPL(wm_adsp2_init);
 
-int wm_halo_init(struct wm_adsp *dsp)
+static int cs_dsp_halo_init(struct wm_adsp *dsp)
 {
-	int ret;
-
-	ret = wm_adsp_common_init(dsp);
-	if (ret)
-		return ret;
-
 	dsp->ops = &cs_dsp_halo_ops;
 
+	return cs_dsp_common_init(dsp);
+}
+
+int wm_halo_init(struct wm_adsp *dsp)
+{
 	INIT_WORK(&dsp->boot_work, wm_adsp_boot_work);
 
-	return 0;
+	wm_adsp_common_init(dsp);
+
+	return cs_dsp_halo_init(dsp);
 }
 EXPORT_SYMBOL_GPL(wm_halo_init);
 
-void wm_adsp2_remove(struct wm_adsp *dsp)
+static void cs_dsp_remove(struct wm_adsp *dsp)
 {
 	struct wm_coeff_ctl *ctl;
 
@@ -3429,6 +3450,11 @@ void wm_adsp2_remove(struct wm_adsp *dsp)
 		cs_dsp_free_ctl_blk(ctl);
 	}
 }
+
+void wm_adsp2_remove(struct wm_adsp *dsp)
+{
+	cs_dsp_remove(dsp);
+}
 EXPORT_SYMBOL_GPL(wm_adsp2_remove);
 
 static inline int wm_adsp_compr_attached(struct wm_adsp_compr *compr)
@@ -4346,9 +4372,8 @@ static void wm_adsp_fatal_error(struct wm_adsp *dsp)
 	}
 }
 
-irqreturn_t wm_adsp2_bus_error(int irq, void *data)
+static void cs_dsp_adsp2_bus_error(struct wm_adsp *dsp)
 {
-	struct wm_adsp *dsp = (struct wm_adsp *)data;
 	unsigned int val;
 	struct regmap *regmap = dsp->regmap;
 	int ret = 0;
@@ -4407,14 +4432,20 @@ irqreturn_t wm_adsp2_bus_error(int irq, void *data)
 
 error:
 	mutex_unlock(&dsp->pwr_lock);
+}
+
+irqreturn_t wm_adsp2_bus_error(int irq, void *data)
+{
+	struct wm_adsp *dsp = (struct wm_adsp *)data;
+
+	cs_dsp_adsp2_bus_error(dsp);
 
 	return IRQ_HANDLED;
 }
 EXPORT_SYMBOL_GPL(wm_adsp2_bus_error);
 
-irqreturn_t wm_halo_bus_error(int irq, void *data)
+static void cs_dsp_halo_bus_error(struct wm_adsp *dsp)
 {
-	struct wm_adsp *dsp = (struct wm_adsp *)data;
 	struct regmap *regmap = dsp->regmap;
 	unsigned int fault[6];
 	struct reg_sequence clear[] = {
@@ -4464,15 +4495,20 @@ irqreturn_t wm_halo_bus_error(int irq, void *data)
 
 exit_unlock:
 	mutex_unlock(&dsp->pwr_lock);
+}
+
+irqreturn_t wm_halo_bus_error(int irq, void *data)
+{
+	struct wm_adsp *dsp = (struct wm_adsp *)data;
+
+	cs_dsp_halo_bus_error(dsp);
 
 	return IRQ_HANDLED;
 }
 EXPORT_SYMBOL_GPL(wm_halo_bus_error);
 
-irqreturn_t wm_halo_wdt_expire(int irq, void *data)
+static void cs_dsp_halo_wdt_expire(struct wm_adsp *dsp)
 {
-	struct wm_adsp *dsp = data;
-
 	mutex_lock(&dsp->pwr_lock);
 
 	cs_dsp_warn(dsp, "WDT Expiry Fault\n");
@@ -4481,6 +4517,13 @@ irqreturn_t wm_halo_wdt_expire(int irq, void *data)
 	wm_adsp_fatal_error(dsp);
 
 	mutex_unlock(&dsp->pwr_lock);
+}
+
+irqreturn_t wm_halo_wdt_expire(int irq, void *data)
+{
+	struct wm_adsp *dsp = data;
+
+	cs_dsp_halo_wdt_expire(dsp);
 
 	return IRQ_HANDLED;
 }