net: ipa: use IPA power device pointer

The ipa_power structure contains a copy of the IPA device pointer,
so there's no need to pass it to ipa_interconnect_init().  We can
also use that pointer for an error message in ipa_power_enable().
Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ipa/ipa_power.c

@@ -71,7 +71,7 @@ struct ipa_power {
 };
 
 /* Initialize interconnects required for IPA operation */
-static int ipa_interconnect_init(struct ipa_power *power, struct device *dev,
+static int ipa_interconnect_init(struct ipa_power *power,
 				 const struct ipa_interconnect_data *data)
 {
 	struct icc_bulk_data *interconnect;
@@ -89,7 +89,7 @@ static int ipa_interconnect_init(struct ipa_power *power, struct device *dev,
 		interconnect++;
 	}
 
-	ret = of_icc_bulk_get(dev, power->interconnect_count,
+	ret = of_icc_bulk_get(power->dev, power->interconnect_count,
 			      power->interconnect);
 	if (ret)
 		return ret;
@@ -123,7 +123,7 @@ static int ipa_power_enable(struct ipa *ipa)
 
 	ret = clk_prepare_enable(power->core);
 	if (ret) {
-		dev_err(&ipa->pdev->dev, "error %d enabling core clock\n", ret);
+		dev_err(power->dev, "error %d enabling core clock\n", ret);
 		icc_bulk_disable(power->interconnect_count,
 				 power->interconnect);
 	}
@@ -385,7 +385,7 @@ ipa_power_init(struct device *dev, const struct ipa_power_data *data)
 	spin_lock_init(&power->spinlock);
 	power->interconnect_count = data->interconnect_count;
 
-	ret = ipa_interconnect_init(power, dev, data->interconnect_data);
+	ret = ipa_interconnect_init(power, data->interconnect_data);
 	if (ret)
 		goto err_kfree;