linux-kernel - [PATCH] usb: phy: tegra: Use switch instead of if-else

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Date:	Thu, 25 Jul 2013 22:24:09 +0300
From:	Tuomas Tynkkynen <ttynkkynen@...dia.com>
To:	<balbi@...com>
CC:	<linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-usb@...r.kernel.org>, <swarren@...dotorg.org>,
	<gregkh@...uxfoundation.org>,
	Tuomas Tynkkynen <ttynkkynen@...dia.com>
Subject: [PATCH] usb: phy: tegra: Use switch instead of if-else

Use switch() instead of if-else when checking for the PHY type.

Signed-off-by: Tuomas Tynkkynen <ttynkkynen@...dia.com>
---
Ah :). Here.

 drivers/usb/phy/phy-tegra-usb.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/phy/phy-tegra-usb.c b/drivers/usb/phy/phy-tegra-usb.c
index 01c30ff..49fa2da 100644
--- a/drivers/usb/phy/phy-tegra-usb.c
+++ b/drivers/usb/phy/phy-tegra-usb.c
@@ -887,11 +887,14 @@ static int tegra_usb_phy_probe(struct platform_device *pdev)
 		of_property_read_bool(np, "nvidia,has-legacy-mode");
 
 	phy_type = of_usb_get_phy_mode(np);
-	if (phy_type == USBPHY_INTERFACE_MODE_UTMI) {
+	switch (phy_type) {
+	case USBPHY_INTERFACE_MODE_UTMI:
 		err = utmi_phy_probe(tegra_phy, pdev);
 		if (err < 0)
 			return err;
-	} else if (phy_type == USBPHY_INTERFACE_MODE_ULPI) {
+		break;
+
+	case USBPHY_INTERFACE_MODE_ULPI:
 		tegra_phy->is_ulpi_phy = true;
 
 		tegra_phy->reset_gpio =
@@ -902,7 +905,9 @@ static int tegra_usb_phy_probe(struct platform_device *pdev)
 			return tegra_phy->reset_gpio;
 		}
 		tegra_phy->config = NULL;
-	} else {
+		break;
+
+	default:
 		dev_err(&pdev->dev, "phy_type is invalid or unsupported\n");
 		return -EINVAL;
 	}
-- 
1.8.1.5

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