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Subject[PATCH v2 31/45] drivers: tty: serial: amba-pl011: 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-pl011.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index 89ade21..2a968b2 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -2098,7 +2098,7 @@ static const char *pl011_type(struct uart_port *port)
*/
static void pl011_release_port(struct uart_port *port)
{
- release_mem_region(port->mapbase, SZ_4K);
+ devm_release_mem_region(port->dev, port->mapbase, SZ_4K);
}

/*
@@ -2106,7 +2106,10 @@ static void pl011_release_port(struct uart_port *port)
*/
static int pl011_request_port(struct uart_port *port)
{
- return request_mem_region(port->mapbase, SZ_4K, "uart-pl011")
+ return devm_request_mem_region(port->dev,
+ port->mapbase,
+ SZ_4K,
+ "uart-pl011")
!= NULL ? 0 : -EBUSY;
}

--
1.9.1
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