V4L/DVB (4147): Drivers/media/video/pwc/: make code static

This patch makes the following needlessly global code static:
- pwc-ctrl.c: pwc_get_leds()
- pwc_preferred_compression

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/pwc/pwc-ctrl.c b/drivers/media/video/pwc/pwc-ctrl.c
index 62a5813..0bd1155 100644
--- a/drivers/media/video/pwc/pwc-ctrl.c
+++ b/drivers/media/video/pwc/pwc-ctrl.c
@@ -925,7 +925,7 @@
 	return SendControlMsg(SET_STATUS_CTL, LED_FORMATTER, 2);
 }
 
-int pwc_get_leds(struct pwc_device *pdev, int *on_value, int *off_value)
+static int pwc_get_leds(struct pwc_device *pdev, int *on_value, int *off_value)
 {
 	unsigned char buf[2];
 	int ret;
diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c
index d1cec39..47d0d83 100644
--- a/drivers/media/video/pwc/pwc-if.c
+++ b/drivers/media/video/pwc/pwc-if.c
@@ -133,7 +133,7 @@
 #endif
 static int power_save = 0;
 static int led_on = 100, led_off = 0; /* defaults to LED that is on while in use */
-       int pwc_preferred_compression = 1; /* 0..3 = uncompressed..high */
+static int pwc_preferred_compression = 1; /* 0..3 = uncompressed..high */
 static struct {
 	int type;
 	char serial_number[30];
diff --git a/drivers/media/video/pwc/pwc.h b/drivers/media/video/pwc/pwc.h
index a087108..629f79e 100644
--- a/drivers/media/video/pwc/pwc.h
+++ b/drivers/media/video/pwc/pwc.h
@@ -274,7 +274,6 @@
 #if CONFIG_PWC_DEBUG
 extern int pwc_trace;
 #endif
-extern int pwc_preferred_compression;
 extern int pwc_mbufs;
 
 /** functions in pwc-if.c */
@@ -308,7 +307,6 @@
 extern int pwc_get_saturation(struct pwc_device *pdev, int *value);
 extern int pwc_set_saturation(struct pwc_device *pdev, int value);
 extern int pwc_set_leds(struct pwc_device *pdev, int on_value, int off_value);
-extern int pwc_get_leds(struct pwc_device *pdev, int *on_value, int *off_value);
 extern int pwc_get_cmos_sensor(struct pwc_device *pdev, int *sensor);
 extern int pwc_restore_user(struct pwc_device *pdev);
 extern int pwc_save_user(struct pwc_device *pdev);