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From:   "Enrico Weigelt, metux IT consult" <info@metux.net>
To:     linux-kernel@vger.kernel.org
Cc:     gregkh@linuxfoundation.org, eric@anholt.net,
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Subject: [PATCH v2 37/45] drivers: tty: serial: apbuart: use devm_* functions
Date:   Thu, 14 Mar 2019 23:34:07 +0100
Message-Id: <1552602855-26086-38-git-send-email-info@metux.net>
In-Reply-To: <1552602855-26086-1-git-send-email-info@metux.net>
References: <1552602855-26086-1-git-send-email-info@metux.net>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Use the safer devm versions of memory mapping functions.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
---
 drivers/tty/serial/apbuart.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/tty/serial/apbuart.c b/drivers/tty/serial/apbuart.c
index 60cd133..5eaaee9 100644
--- a/drivers/tty/serial/apbuart.c
+++ b/drivers/tty/serial/apbuart.c
@@ -293,12 +293,15 @@ static const char *apbuart_type(struct uart_port *port)
 
 static void apbuart_release_port(struct uart_port *port)
 {
-	release_mem_region(port->mapbase, 0x100);
+	devm_release_mem_region(port->dev, port->mapbase, 0x100);
 }
 
 static int apbuart_request_port(struct uart_port *port)
 {
-	return request_mem_region(port->mapbase, 0x100, "grlib-apbuart")
+	return devm_request_mem_region(port->dev,
+				       port->mapbase,
+				       0x100,
+				       "grlib-apbuart")
 	    != NULL ? 0 : -EBUSY;
 	return 0;
 }
@@ -622,7 +625,9 @@ static int __init grlib_apbuart_configure(void)
 		port = &grlib_apbuart_ports[line];
 
 		port->mapbase = addr;
-		port->membase = ioremap(addr, sizeof(struct grlib_apbuart_regs_map));
+		port->membase = devm_ioremap(port->dev,
+					     addr,
+					     sizeof(struct grlib_apbuart_regs_map));
 		port->irq = 0;
 		port->iotype = UPIO_MEM;
 		port->ops = &grlib_apbuart_ops;
-- 
1.9.1