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From: Alexander Shiyan <shc_work@mail.ru>
To: linux-serial@vger.kernel.org
Cc: Alan Cox <alan@linux.intel.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Arnd Bergmann <arnd@arndb.de>,
	Alexander Shiyan <shc_work@mail.ru>
Subject: [PATCH 09/12] serial: clps711x: Using resource-managed functions
Date: Sun, 14 Oct 2012 11:05:31 +0400	[thread overview]
Message-ID: <1350198334-18737-9-git-send-email-shc_work@mail.ru> (raw)
In-Reply-To: <1350198334-18737-1-git-send-email-shc_work@mail.ru>


Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
---
 drivers/tty/serial/clps711x.c |   39 +++++++++++++++++----------------------
 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
-- 
1.7.8.6


  parent reply	other threads:[~2012-10-14  7:06 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-14  7:05 [PATCH 01/12] serial: clps711x: Add platform_driver interface to clps711x driver Alexander Shiyan
2012-10-14  7:05 ` [PATCH 02/12] serial: clps711x: Convert all static variables to dynamic Alexander Shiyan
2012-10-14  7:05 ` [PATCH 03/12] serial: clps711x: Do not use "uart_port->unused" field Alexander Shiyan
2012-10-14  7:05 ` [PATCH 04/12] serial: clps711x: Using CPU clock subsystem for getting base UART speed Alexander Shiyan
2012-10-14  7:05 ` [PATCH 05/12] serial: clps711x: Improved TX FIFO handling Alexander Shiyan
2012-10-14  7:05 ` [PATCH 06/12] serial: clps711x: Return valid modem controls for port that not support it Alexander Shiyan
2012-10-14  7:05 ` [PATCH 07/12] serial: clps711x: Fix break control handling Alexander Shiyan
2012-10-14  7:05 ` [PATCH 08/12] serial: clps711x: Check for valid TTY in RX-interrupt Alexander Shiyan
2012-10-14  7:05 ` Alexander Shiyan [this message]
2012-10-14  7:05 ` [PATCH 10/12] serial: clps711x: Disable "break"-state before port startup Alexander Shiyan
2012-10-14  7:05 ` [PATCH 11/12] serial: clps711x: Fix TERMIOS-flags handling Alexander Shiyan
2012-10-14  7:05 ` [PATCH 12/12] serial: clps711x: Cleanup driver Alexander Shiyan
2012-10-14  7:54 ` [PATCH 01/12] serial: clps711x: Add platform_driver interface to clps711x driver Arnd Bergmann

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