diff options
Diffstat (limited to 'drivers/hid/hidraw.c')
| -rw-r--r-- | drivers/hid/hidraw.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index 02b19db5442e..e263d4731179 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c @@ -181,9 +181,17 @@ static int hidraw_open(struct inode *inode, struct file *file) dev = hidraw_table[minor]; if (!dev->open++) { + if (dev->hid->ll_driver->power) { + err = dev->hid->ll_driver->power(dev->hid, PM_HINT_FULLON); + if (err < 0) + goto out_unlock; + } err = dev->hid->ll_driver->open(dev->hid); - if (err < 0) + if (err < 0) { + if (dev->hid->ll_driver->power) + dev->hid->ll_driver->power(dev->hid, PM_HINT_NORMAL); dev->open--; + } } out_unlock: @@ -209,10 +217,13 @@ static int hidraw_release(struct inode * inode, struct file * file) list_del(&list->node); dev = hidraw_table[minor]; if (!--dev->open) { - if (list->hidraw->exist) + if (list->hidraw->exist) { + if (dev->hid->ll_driver->power) + dev->hid->ll_driver->power(dev->hid, PM_HINT_NORMAL); dev->hid->ll_driver->close(dev->hid); - else + } else { kfree(list->hidraw); + } } kfree(list); |