ASoC: wm_adsp: Don't export wm_adsp2_lock

This function is not presently called from outside the adsp code and nor
should it be, as such stop exporting it.
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm_adsp.c

@@ -2622,6 +2622,36 @@ static int wm_adsp2_ena(struct wm_adsp *dsp)
 	return 0;
 }
 
+static int wm_adsp2_lock(struct wm_adsp *dsp, unsigned int lock_regions)
+{
+	struct regmap *regmap = dsp->regmap;
+	unsigned int code0, code1, lock_reg;
+
+	if (!(lock_regions & WM_ADSP2_REGION_ALL))
+		return 0;
+
+	lock_regions &= WM_ADSP2_REGION_ALL;
+	lock_reg = dsp->base + ADSP2_LOCK_REGION_1_LOCK_REGION_0;
+
+	while (lock_regions) {
+		code0 = code1 = 0;
+		if (lock_regions & BIT(0)) {
+			code0 = ADSP2_LOCK_CODE_0;
+			code1 = ADSP2_LOCK_CODE_1;
+		}
+		if (lock_regions & BIT(1)) {
+			code0 |= ADSP2_LOCK_CODE_0 << ADSP2_LOCK_REGION_SHIFT;
+			code1 |= ADSP2_LOCK_CODE_1 << ADSP2_LOCK_REGION_SHIFT;
+		}
+		regmap_write(regmap, lock_reg, code0);
+		regmap_write(regmap, lock_reg, code1);
+		lock_regions >>= 2;
+		lock_reg += 2;
+	}
+
+	return 0;
+}
+
 static void wm_adsp2_boot_work(struct work_struct *work)
 {
 	struct wm_adsp *dsp = container_of(work,
@@ -3890,37 +3920,6 @@ int wm_adsp_compr_copy(struct snd_compr_stream *stream, char __user *buf,
 }
 EXPORT_SYMBOL_GPL(wm_adsp_compr_copy);
 
-int wm_adsp2_lock(struct wm_adsp *dsp, unsigned int lock_regions)
-{
-	struct regmap *regmap = dsp->regmap;
-	unsigned int code0, code1, lock_reg;
-
-	if (!(lock_regions & WM_ADSP2_REGION_ALL))
-		return 0;
-
-	lock_regions &= WM_ADSP2_REGION_ALL;
-	lock_reg = dsp->base + ADSP2_LOCK_REGION_1_LOCK_REGION_0;
-
-	while (lock_regions) {
-		code0 = code1 = 0;
-		if (lock_regions & BIT(0)) {
-			code0 = ADSP2_LOCK_CODE_0;
-			code1 = ADSP2_LOCK_CODE_1;
-		}
-		if (lock_regions & BIT(1)) {
-			code0 |= ADSP2_LOCK_CODE_0 << ADSP2_LOCK_REGION_SHIFT;
-			code1 |= ADSP2_LOCK_CODE_1 << ADSP2_LOCK_REGION_SHIFT;
-		}
-		regmap_write(regmap, lock_reg, code0);
-		regmap_write(regmap, lock_reg, code1);
-		lock_regions >>= 2;
-		lock_reg += 2;
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL_GPL(wm_adsp2_lock);
-
 static void wm_adsp_fatal_error(struct wm_adsp *dsp)
 {
 	struct wm_adsp_compr *compr;

sound/soc/codecs/wm_adsp.h

@@ -141,7 +141,6 @@ int wm_adsp2_early_event(struct snd_soc_dapm_widget *w,
 			 struct snd_kcontrol *kcontrol, int event,
 			 unsigned int freq);
 
-int wm_adsp2_lock(struct wm_adsp *adsp, unsigned int regions);
 irqreturn_t wm_adsp2_bus_error(struct wm_adsp *adsp);
 
 int wm_adsp2_event(struct snd_soc_dapm_widget *w,