regulator: Make virtual consumer a bit more chatty

This makes it easier to read the logs when doing testing.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>

drivers/regulator/virtual.c

@@ -34,6 +34,8 @@ static void update_voltage_constraints(struct device *dev,
 
 	if (data->min_uV && data->max_uV
 	    && data->min_uV <= data->max_uV) {
+		dev_dbg(dev, "Requesting %d-%duV\n",
+			data->min_uV, data->max_uV);
 		ret = regulator_set_voltage(data->regulator,
 					data->min_uV, data->max_uV);
 		if (ret != 0) {
@@ -44,6 +46,7 @@ static void update_voltage_constraints(struct device *dev,
 	}
 
 	if (data->min_uV && data->max_uV && !data->enabled) {
+		dev_dbg(dev, "Enabling regulator\n");
 		ret = regulator_enable(data->regulator);
 		if (ret == 0)
 			data->enabled = 1;
@@ -53,6 +56,7 @@ static void update_voltage_constraints(struct device *dev,
 	}
 
 	if (!(data->min_uV && data->max_uV) && data->enabled) {
+		dev_dbg(dev, "Disabling regulator\n");
 		ret = regulator_disable(data->regulator);
 		if (ret == 0)
 			data->enabled = 0;
@@ -69,6 +73,8 @@ static void update_current_limit_constraints(struct device *dev,
 
 	if (data->max_uA
 	    && data->min_uA <= data->max_uA) {
+		dev_dbg(dev, "Requesting %d-%duA\n",
+			data->min_uA, data->max_uA);
 		ret = regulator_set_current_limit(data->regulator,
 					data->min_uA, data->max_uA);
 		if (ret != 0) {
@@ -80,6 +86,7 @@ static void update_current_limit_constraints(struct device *dev,
 	}
 
 	if (data->max_uA && !data->enabled) {
+		dev_dbg(dev, "Enabling regulator\n");
 		ret = regulator_enable(data->regulator);
 		if (ret == 0)
 			data->enabled = 1;
@@ -89,6 +96,7 @@ static void update_current_limit_constraints(struct device *dev,
 	}
 
 	if (!(data->min_uA && data->max_uA) && data->enabled) {
+		dev_dbg(dev, "Disabling regulator\n");
 		ret = regulator_disable(data->regulator);
 		if (ret == 0)
 			data->enabled = 0;