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authorAlexander Shiyan <shc_work@mail.ru>2012-10-14 07:05:31 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-10-24 18:39:48 (GMT)
commit135cc7903593af78c45dc3f8e6a1f528f083e002 (patch)
tree799f9fad24c1a07303ee72292252120fc0ce1d0a /drivers/tty/serial/clps711x.c
parentf27de95c2a2120526c8cb051d741b7eb09e78cc9 (diff)
downloadlinux-135cc7903593af78c45dc3f8e6a1f528f083e002.tar.xz
serial: clps711x: Using resource-managed functions
Signed-off-by: Alexander Shiyan <shc_work@mail.ru> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/clps711x.c')
-rw-r--r--drivers/tty/serial/clps711x.c39
1 files changed, 17 insertions, 22 deletions
diff --git a/drivers/tty/serial/clps711x.c b/drivers/tty/serial/clps711x.c
index 6039ebe..7cf3928 100644
--- a/drivers/tty/serial/clps711x.c
+++ b/drivers/tty/serial/clps711x.c
@@ -94,7 +94,7 @@ static void clps711xuart_enable_ms(struct uart_port *port)
{
}
-static irqreturn_t clps711xuart_int_rx(int irq, void *dev_id)
+static irqreturn_t uart_clps711x_int_rx(int irq, void *dev_id)
{
struct uart_port *port = dev_id;
struct tty_struct *tty = tty_port_tty_get(&port->state->port);
@@ -149,7 +149,7 @@ static irqreturn_t clps711xuart_int_rx(int irq, void *dev_id)
return IRQ_HANDLED;
}
-static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id)
+static irqreturn_t uart_clps711x_int_tx(int irq, void *dev_id)
{
struct uart_port *port = dev_id;
struct clps711x_port *s = dev_get_drvdata(port->dev);
@@ -232,23 +232,20 @@ static int clps711xuart_startup(struct uart_port *port)
{
struct clps711x_port *s = dev_get_drvdata(port->dev);
unsigned int syscon;
- int retval;
+ int ret;
s->tx_enabled[port->line] = 1;
-
- /*
- * Allocate the IRQs
- */
- retval = request_irq(TX_IRQ(port), clps711xuart_int_tx, 0,
- "clps711xuart_tx", port);
- if (retval)
- return retval;
-
- retval = request_irq(RX_IRQ(port), clps711xuart_int_rx, 0,
- "clps711xuart_rx", port);
- if (retval) {
- free_irq(TX_IRQ(port), port);
- return retval;
+ /* Allocate the IRQs */
+ ret = devm_request_irq(port->dev, TX_IRQ(port), uart_clps711x_int_tx,
+ 0, UART_CLPS711X_NAME " TX", port);
+ if (ret)
+ return ret;
+
+ ret = devm_request_irq(port->dev, RX_IRQ(port), uart_clps711x_int_rx,
+ 0, UART_CLPS711X_NAME " RX", port);
+ if (ret) {
+ devm_free_irq(port->dev, TX_IRQ(port), port);
+ return ret;
}
/*
@@ -265,11 +262,9 @@ static void clps711xuart_shutdown(struct uart_port *port)
{
unsigned int ubrlcr, syscon;
- /*
- * Free the interrupt
- */
- free_irq(TX_IRQ(port), port); /* TX interrupt */
- free_irq(RX_IRQ(port), port); /* RX interrupt */
+ /* Free the interrupts */
+ devm_free_irq(port->dev, TX_IRQ(port), port);
+ devm_free_irq(port->dev, RX_IRQ(port), port);
/*
* disable the port