diff options
Diffstat (limited to 'drivers/input')
-rw-r--r-- | drivers/input/mouse/bcm5974.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c index 18f4d7f6ce6d..2998a6ac9ae4 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) | |||
351 | #define BCM5974_WELLSPRING_MODE_REQUEST_VALUE 0x300 | 351 | #define BCM5974_WELLSPRING_MODE_REQUEST_VALUE 0x300 |
352 | #define BCM5974_WELLSPRING_MODE_REQUEST_INDEX 0 | 352 | #define BCM5974_WELLSPRING_MODE_REQUEST_INDEX 0 |
353 | #define BCM5974_WELLSPRING_MODE_VENDOR_VALUE 0x01 | 353 | #define BCM5974_WELLSPRING_MODE_VENDOR_VALUE 0x01 |
354 | #define BCM5974_WELLSPRING_MODE_NORMAL_VALUE 0x08 | ||
354 | 355 | ||
355 | static int bcm5974_wellspring_mode(struct bcm5974 *dev) | 356 | static int bcm5974_wellspring_mode(struct bcm5974 *dev, bool on) |
356 | { | 357 | { |
357 | char *data = kmalloc(8, GFP_KERNEL); | 358 | char *data = kmalloc(8, GFP_KERNEL); |
358 | int retval = 0, size; | 359 | int retval = 0, size; |
@@ -377,7 +378,9 @@ static int bcm5974_wellspring_mode(struct bcm5974 *dev) | |||
377 | } | 378 | } |
378 | 379 | ||
379 | /* apply the mode switch */ | 380 | /* apply the mode switch */ |
380 | data[0] = BCM5974_WELLSPRING_MODE_VENDOR_VALUE; | 381 | data[0] = on ? |
382 | BCM5974_WELLSPRING_MODE_VENDOR_VALUE : | ||
383 | BCM5974_WELLSPRING_MODE_NORMAL_VALUE; | ||
381 | 384 | ||
382 | /* write configuration */ | 385 | /* write configuration */ |
383 | size = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0), | 386 | size = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0), |
@@ -392,7 +395,8 @@ static int bcm5974_wellspring_mode(struct bcm5974 *dev) | |||
392 | goto out; | 395 | goto out; |
393 | } | 396 | } |
394 | 397 | ||
395 | dprintk(2, "bcm5974: switched to wellspring mode.\n"); | 398 | dprintk(2, "bcm5974: switched to %s mode.\n", |
399 | on ? "wellspring" : "normal"); | ||
396 | 400 | ||
397 | out: | 401 | out: |
398 | kfree(data); | 402 | kfree(data); |
@@ -481,7 +485,7 @@ exit: | |||
481 | */ | 485 | */ |
482 | static int bcm5974_start_traffic(struct bcm5974 *dev) | 486 | static int bcm5974_start_traffic(struct bcm5974 *dev) |
483 | { | 487 | { |
484 | if (bcm5974_wellspring_mode(dev)) { | 488 | if (bcm5974_wellspring_mode(dev, true)) { |
485 | dprintk(1, "bcm5974: mode switch failed\n"); | 489 | dprintk(1, "bcm5974: mode switch failed\n"); |
486 | goto error; | 490 | goto error; |
487 | } | 491 | } |
@@ -504,6 +508,7 @@ static void bcm5974_pause_traffic(struct bcm5974 *dev) | |||
504 | { | 508 | { |
505 | usb_kill_urb(dev->tp_urb); | 509 | usb_kill_urb(dev->tp_urb); |
506 | usb_kill_urb(dev->bt_urb); | 510 | usb_kill_urb(dev->bt_urb); |
511 | bcm5974_wellspring_mode(dev, false); | ||
507 | } | 512 | } |
508 | 513 | ||
509 | /* | 514 | /* |