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path: root/drivers/input/joystick
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Diffstat (limited to 'drivers/input/joystick')
-rw-r--r--drivers/input/joystick/xpad.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index e3b393c3e696..5257194ef0c0 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -345,7 +345,7 @@ struct usb_xpad {
int mapping; /* map d-pad to buttons or to axes */
int xtype; /* type of xbox device */
- unsigned long led_no; /* led to lit on xbox360 controllers */
+ unsigned long pad_nr; /* the order x360 pads were attached */
};
/*
@@ -357,7 +357,6 @@ struct usb_xpad {
* The used report descriptor was taken from ITO Takayukis website:
* http://euc.jp/periphs/xbox-controller.ja.html
*/
-
static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data)
{
struct input_dev *dev = xpad->dev;
@@ -506,7 +505,6 @@ static void xpad_identify_controller(struct usb_xpad *xpad);
* 01.1 - Pad state (Bytes 4+) valid
*
*/
-
static void xpad360w_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data)
{
/* Presence change */
@@ -891,6 +889,7 @@ struct xpad_led {
};
/**
+ * set the LEDs on Xbox360 / Wireless Controllers
* @param command
* 0: off
* 1: all blink, then previous setting
@@ -943,10 +942,13 @@ static void xpad_send_led_command(struct usb_xpad *xpad, int command)
mutex_unlock(&xpad->odata_mutex);
}
+/*
+ * Light up the segment corresponding to the pad number on
+ * Xbox 360 Controllers.
+ */
static void xpad_identify_controller(struct usb_xpad *xpad)
{
- /* Light up the segment corresponding to controller number */
- xpad_send_led_command(xpad, (xpad->led_no % 4) + 2);
+ xpad_send_led_command(xpad, (xpad->pad_nr % 4) + 2);
}
static void xpad_led_set(struct led_classdev *led_cdev,
@@ -972,9 +974,9 @@ static int xpad_led_probe(struct usb_xpad *xpad)
if (!led)
return -ENOMEM;
- xpad->led_no = atomic_inc_return(&led_seq);
+ xpad->pad_nr = atomic_inc_return(&led_seq);
- snprintf(led->name, sizeof(led->name), "xpad%lu", xpad->led_no);
+ snprintf(led->name, sizeof(led->name), "xpad%lu", xpad->pad_nr);
led->xpad = xpad;
led_cdev = &led->led_cdev;