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-rw-r--r--include/linux/uinput.h13
1 files changed, 7 insertions, 6 deletions
diff --git a/include/linux/uinput.h b/include/linux/uinput.h
index 84876077027..0ff7ca68e5c 100644
--- a/include/linux/uinput.h
+++ b/include/linux/uinput.h
@@ -34,8 +34,7 @@
#define UINPUT_BUFFER_SIZE 16
#define UINPUT_NUM_REQUESTS 16
-/* state flags => bit index for {set|clear|test}_bit ops */
-#define UIST_CREATED 0
+enum uinput_state { UIST_NEW_DEVICE, UIST_SETUP_COMPLETE, UIST_CREATED };
struct uinput_request {
int id;
@@ -52,11 +51,12 @@ struct uinput_request {
struct uinput_device {
struct input_dev *dev;
- unsigned long state;
+ struct semaphore sem;
+ enum uinput_state state;
wait_queue_head_t waitq;
- unsigned char ready,
- head,
- tail;
+ unsigned char ready;
+ unsigned char head;
+ unsigned char tail;
struct input_event buff[UINPUT_BUFFER_SIZE];
struct uinput_request *requests[UINPUT_NUM_REQUESTS];
@@ -91,6 +91,7 @@ struct uinput_ff_erase {
#define UI_SET_SNDBIT _IOW(UINPUT_IOCTL_BASE, 106, int)
#define UI_SET_FFBIT _IOW(UINPUT_IOCTL_BASE, 107, int)
#define UI_SET_PHYS _IOW(UINPUT_IOCTL_BASE, 108, char*)
+#define UI_SET_SWBIT _IOW(UINPUT_IOCTL_BASE, 109, int)
#define UI_BEGIN_FF_UPLOAD _IOWR(UINPUT_IOCTL_BASE, 200, struct uinput_ff_upload)
#define UI_END_FF_UPLOAD _IOW(UINPUT_IOCTL_BASE, 201, struct uinput_ff_upload)