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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-10-14 22:24:51 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-14 22:24:51 +0100
commit7e69a8c4d06b7ecb874f571e82b715a9f79bc3c4 (patch)
tree0248fb8f7a3e445cc3c744252abeecabb9205c05 /drivers/input/mouse/bcm5974.c
parentb6825d2df55aa7d7341c715b577b73a6a03dc944 (diff)
parentd5120ae72a066b18f98e0c45ce73262f58030851 (diff)
Merge branch 's3c-move' into devel
Conflicts: arch/arm/mach-versatile/core.c
Diffstat (limited to 'drivers/input/mouse/bcm5974.c')
-rw-r--r--drivers/input/mouse/bcm5974.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c
index 18f4d7f6ce6..2998a6ac9ae 100644
--- a/drivers/input/mouse/bcm5974.c
+++ b/drivers/input/mouse/bcm5974.c
@@ -351,8 +351,9 @@ static int report_tp_state(struct bcm5974 *dev, int size)
#define BCM5974_WELLSPRING_MODE_REQUEST_VALUE 0x300
#define BCM5974_WELLSPRING_MODE_REQUEST_INDEX 0
#define BCM5974_WELLSPRING_MODE_VENDOR_VALUE 0x01
+#define BCM5974_WELLSPRING_MODE_NORMAL_VALUE 0x08
-static int bcm5974_wellspring_mode(struct bcm5974 *dev)
+static int bcm5974_wellspring_mode(struct bcm5974 *dev, bool on)
{
char *data = kmalloc(8, GFP_KERNEL);
int retval = 0, size;
@@ -377,7 +378,9 @@ static int bcm5974_wellspring_mode(struct bcm5974 *dev)
}
/* apply the mode switch */
- data[0] = BCM5974_WELLSPRING_MODE_VENDOR_VALUE;
+ data[0] = on ?
+ BCM5974_WELLSPRING_MODE_VENDOR_VALUE :
+ BCM5974_WELLSPRING_MODE_NORMAL_VALUE;
/* write configuration */
size = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0),
@@ -392,7 +395,8 @@ static int bcm5974_wellspring_mode(struct bcm5974 *dev)
goto out;
}
- dprintk(2, "bcm5974: switched to wellspring mode.\n");
+ dprintk(2, "bcm5974: switched to %s mode.\n",
+ on ? "wellspring" : "normal");
out:
kfree(data);
@@ -481,7 +485,7 @@ exit:
*/
static int bcm5974_start_traffic(struct bcm5974 *dev)
{
- if (bcm5974_wellspring_mode(dev)) {
+ if (bcm5974_wellspring_mode(dev, true)) {
dprintk(1, "bcm5974: mode switch failed\n");
goto error;
}
@@ -504,6 +508,7 @@ static void bcm5974_pause_traffic(struct bcm5974 *dev)
{
usb_kill_urb(dev->tp_urb);
usb_kill_urb(dev->bt_urb);
+ bcm5974_wellspring_mode(dev, false);
}
/*