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Subject[PATCH v2 23/45] drivers: tty: serial: amba-pl010: use devm_* functions
Date
Use the safer devm versions of memory mapping functions.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
---
drivers/tty/serial/amba-pl010.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/serial/amba-pl010.c b/drivers/tty/serial/amba-pl010.c
index 109b8df..7abd1f8 100644
--- a/drivers/tty/serial/amba-pl010.c
+++ b/drivers/tty/serial/amba-pl010.c
@@ -503,7 +503,7 @@ static const char *pl010_type(struct uart_port *port)
*/
static void pl010_release_port(struct uart_port *port)
{
- release_mem_region(port->mapbase, UART_PORT_SIZE);
+ devm_release_mem_region(port->dev, port->mapbase, UART_PORT_SIZE);
}

/*
@@ -511,7 +511,10 @@ static void pl010_release_port(struct uart_port *port)
*/
static int pl010_request_port(struct uart_port *port)
{
- return request_mem_region(port->mapbase, UART_PORT_SIZE, "uart-pl010")
+ return devm_request_mem_region(port->dev,
+ port->mapbase,
+ UART_PORT_SIZE,
+ "uart-pl010")
!= NULL ? 0 : -EBUSY;
}

--
1.9.1
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