linux-kernel - [PATCH v3 15/23] serial: omap: optimization with section annotations

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Date:	Thu, 23 Aug 2012 13:32:55 +0300
From:	Felipe Balbi <balbi@...com>
To:	alan@...ux.intel.com
Cc:	Tony Lindgren <tony@...mide.com>, Kevin Hilman <khilman@...com>,
	Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel Mailing List 
	<linux-arm-kernel@...ts.infradead.org>,
	linux-serial@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Santosh Shilimkar <santosh.shilimkar@...com>,
	Shubhrajyoti Datta <shubhrajyoti@...com>,
	Sourav Poddar <sourav.poddar@...com>,
	Felipe Balbi <balbi@...com>, Ruchika Kharwar <ruchika@...com>
Subject: [PATCH v3 15/23] serial: omap: optimization with section annotations

Two functions:
omap_serial_fill_features_erratas() and
of_get_uart_port_info() are only called from probe().
Marking them as __devinit gives us another
oportunity to free some code after .init.text
is done.

Tested-by: Shubhrajyoti D <shubhrajyoti@...com>
Signed-off-by: Ruchika Kharwar <ruchika@...com>
Signed-off-by: Felipe Balbi <balbi@...com>
---
 drivers/tty/serial/omap-serial.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 8254561..bdfd019 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -1154,7 +1154,7 @@ static int serial_omap_resume(struct device *dev)
 }
 #endif
 
-static void omap_serial_fill_features_erratas(struct uart_omap_port *up)
+static void __devinit omap_serial_fill_features_erratas(struct uart_omap_port *up)
 {
 	u32 mvr, scheme;
 	u16 revision, major, minor;
@@ -1207,7 +1207,7 @@ static void omap_serial_fill_features_erratas(struct uart_omap_port *up)
 	}
 }
 
-static struct omap_uart_port_info *of_get_uart_port_info(struct device *dev)
+static __devinit struct omap_uart_port_info *of_get_uart_port_info(struct device *dev)
 {
 	struct omap_uart_port_info *omap_up_info;
 
@@ -1220,7 +1220,7 @@ static struct omap_uart_port_info *of_get_uart_port_info(struct device *dev)
 	return omap_up_info;
 }
 
-static int serial_omap_probe(struct platform_device *pdev)
+static int __devinit serial_omap_probe(struct platform_device *pdev)
 {
 	struct uart_omap_port	*up;
 	struct resource		*mem, *irq;
@@ -1331,7 +1331,7 @@ err_port_line:
 	return ret;
 }
 
-static int serial_omap_remove(struct platform_device *dev)
+static int __devexit serial_omap_remove(struct platform_device *dev)
 {
 	struct uart_omap_port *up = platform_get_drvdata(dev);
 
@@ -1475,7 +1475,7 @@ MODULE_DEVICE_TABLE(of, omap_serial_of_match);
 
 static struct platform_driver serial_omap_driver = {
 	.probe          = serial_omap_probe,
-	.remove         = serial_omap_remove,
+	.remove         = __devexit_p(serial_omap_remove),
 	.driver		= {
 		.name	= DRIVER_NAME,
 		.pm	= &serial_omap_dev_pm_ops,
-- 
1.7.12.rc3

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