1 files changed, 32 insertions, 9 deletions

diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index 29be262..e32d0d3 100644
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -487,6 +487,23 @@ static int arizona_connect_dcvdd(struct arizona *arizona)
 	return ret;
 }
 
+static int arizona_is_jack_det_active(struct arizona *arizona)
+{
+	unsigned int val;
+	int ret;
+
+	ret = regmap_read(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, &val);
+	if (ret) {
+		dev_err(arizona->dev,
+			"Failed to check jack det status: %d\n", ret);
+		return ret;
+	} else if (val & ARIZONA_JD1_ENA) {
+		return 1;
+	} else {
+		return 0;
+	}
+}
+
 static int arizona_runtime_resume(struct device *dev)
 {
 	struct arizona *arizona = dev_get_drvdata(dev);
@@ -610,20 +627,18 @@ err:
 static int arizona_runtime_suspend(struct device *dev)
 {
 	struct arizona *arizona = dev_get_drvdata(dev);
-	unsigned int val;
+	unsigned int jd_active = 0;
 	int ret;
 
 	dev_dbg(arizona->dev, "Entering AoD mode\n");
 
-	ret = regmap_read(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, &val);
-	if (ret) {
-		dev_err(dev, "Failed to check jack det status: %d\n", ret);
-		return ret;
-	}
-
 	switch (arizona->type) {
 	case WM5110:
 	case WM8280:
+		jd_active = arizona_is_jack_det_active(arizona);
+		if (jd_active < 0)
+			return jd_active;
+
 		if (arizona->external_dcvdd) {
 			ret = arizona_isolate_dcvdd(arizona);
 			if (ret != 0)
@@ -645,13 +660,17 @@ static int arizona_runtime_suspend(struct device *dev)
 		}
 		break;
 	case WM5102:
+		jd_active = arizona_is_jack_det_active(arizona);
+		if (jd_active < 0)
+			return jd_active;
+
 		if (arizona->external_dcvdd) {
 			ret = arizona_isolate_dcvdd(arizona);
 			if (ret != 0)
 				return ret;
 		}
 
-		if (!(val & ARIZONA_JD1_ENA)) {
+		if (!jd_active) {
 			ret = regmap_write(arizona->regmap,
 					   ARIZONA_WRITE_SEQUENCER_CTRL_3, 0x0);
 			if (ret) {
@@ -663,6 +682,10 @@ static int arizona_runtime_suspend(struct device *dev)
 		}
 		break;
 	default:
+		jd_active = arizona_is_jack_det_active(arizona);
+		if (jd_active < 0)
+			return jd_active;
+
 		if (arizona->external_dcvdd) {
 			ret = arizona_isolate_dcvdd(arizona);
 			if (ret != 0)
@@ -676,7 +699,7 @@ static int arizona_runtime_suspend(struct device *dev)
 	regulator_disable(arizona->dcvdd);
 
 	/* Allow us to completely power down if no jack detection */
-	if (!(val & ARIZONA_JD1_ENA)) {
+	if (!jd_active) {
 		dev_dbg(arizona->dev, "Fully powering off\n");
 
 		arizona->has_fully_powered_off = true;