linux-kernel - [PATCH 5/9] usb: cdns3: Improvement: changed return type from int to bool

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Message-ID: <20200701062004.29908-6-pawell@cadence.com>
Date:   Wed, 1 Jul 2020 08:20:00 +0200
From:   Pawel Laszczak <pawell@...ence.com>
To:     <balbi@...nel.org>, <gregkh@...uxfoundation.org>,
        <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <rogerq@...com>, <peter.chen@....com>
CC:     <dan.carpenter@...cle.com>, <heikki.krogerus@...ux.intel.com>,
        <colin.king@...onical.com>, <jpawar@...ence.com>,
        <ben.dooks@...ethink.co.uk>, <kurahul@...ence.com>,
        <sparmar@...ence.com>, Pawel Laszczak <pawell@...ence.com>
Subject: [PATCH 5/9] usb: cdns3: Improvement: changed return type from int to bool

Patch changes return type from int to bool for
cdns3_is_host and cdns3_is_device functions.

Signed-off-by: Pawel Laszczak <pawell@...ence.com>
---
 drivers/usb/cdns3/drd.c | 16 ++++++++--------
 drivers/usb/cdns3/drd.h |  4 ++--
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/drivers/usb/cdns3/drd.c b/drivers/usb/cdns3/drd.c
index 05a9f7d54c46..6fe092c828b3 100644
--- a/drivers/usb/cdns3/drd.c
+++ b/drivers/usb/cdns3/drd.c
@@ -83,25 +83,25 @@ int cdns3_get_vbus(struct cdns3 *cdns)
 	return vbus;
 }
 
-int cdns3_is_host(struct cdns3 *cdns)
+bool cdns3_is_host(struct cdns3 *cdns)
 {
 	if (cdns->dr_mode == USB_DR_MODE_HOST)
-		return 1;
+		return true;
 	else if (!cdns3_get_id(cdns))
-		return 1;
+		return true;
 
-	return 0;
+	return false;
 }
 
-int cdns3_is_device(struct cdns3 *cdns)
+bool cdns3_is_device(struct cdns3 *cdns)
 {
 	if (cdns->dr_mode == USB_DR_MODE_PERIPHERAL)
-		return 1;
+		return true;
 	else if (cdns->dr_mode == USB_DR_MODE_OTG)
 		if (cdns3_get_id(cdns))
-			return 1;
+			return true;
 
-	return 0;
+	return false;
 }
 
 /**
diff --git a/drivers/usb/cdns3/drd.h b/drivers/usb/cdns3/drd.h
index 04e01c4d2377..35b6d459ee58 100644
--- a/drivers/usb/cdns3/drd.h
+++ b/drivers/usb/cdns3/drd.h
@@ -153,8 +153,8 @@ struct cdns3_otg_common_regs {
 /* Only for CDNS3_CONTROLLER_V0 version */
 #define OVERRIDE_IDPULLUP_V0		BIT(24)
 
-int cdns3_is_host(struct cdns3 *cdns);
-int cdns3_is_device(struct cdns3 *cdns);
+bool cdns3_is_host(struct cdns3 *cdns);
+bool cdns3_is_device(struct cdns3 *cdns);
 int cdns3_get_id(struct cdns3 *cdns);
 int cdns3_get_vbus(struct cdns3 *cdns);
 int cdns3_drd_init(struct cdns3 *cdns);
-- 
2.17.1