diff options
Diffstat (limited to 'drivers/hid/usbhid/hiddev.c')
| -rw-r--r-- | drivers/hid/usbhid/hiddev.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index 774bd701dae0..0e06368d1fbb 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c @@ -47,16 +47,6 @@ #endif #define HIDDEV_BUFFER_SIZE 2048 -struct hiddev { - int exist; - int open; - struct mutex existancelock; - wait_queue_head_t wait; - struct hid_device *hid; - struct list_head list; - spinlock_t list_lock; -}; - struct hiddev_list { struct hiddev_usage_ref buffer[HIDDEV_BUFFER_SIZE]; int head; @@ -690,6 +680,7 @@ static long hiddev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case HIDIOCINITREPORT: usbhid_init_reports(hid); + hiddev->initialized = true; r = 0; break; @@ -791,6 +782,10 @@ static long hiddev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case HIDIOCGUSAGES: case HIDIOCSUSAGES: case HIDIOCGCOLLECTIONINDEX: + if (!hiddev->initialized) { + usbhid_init_reports(hid); + hiddev->initialized = true; + } r = hiddev_ioctl_usage(hiddev, cmd, user_arg); break; @@ -911,6 +906,15 @@ int hiddev_connect(struct hid_device *hid, unsigned int force) kfree(hiddev); return -1; } + + /* + * If HID_QUIRK_NO_INIT_REPORTS is set, make sure we don't initialize + * the reports. + */ + hiddev->initialized = hid->quirks & HID_QUIRK_NO_INIT_REPORTS; + + hiddev->minor = usbhid->intf->minor; + return 0; } |