summaryrefslogtreecommitdiffstats
path: root/include/linux/uinput.h
diff options
context:
space:
mode:
authorDmitry Torokhov <dtor_core@ameritech.net>2005-11-20 00:51:22 -0500
committerDmitry Torokhov <dtor_core@ameritech.net>2005-11-20 00:51:22 -0500
commit29506415a0ff0152cc2928f8fcac724fbbf98651 (patch)
treee1da48667c6b0499f2ea882b1d762758241da1e6 /include/linux/uinput.h
parente753b650e10af8a040b1081e72088b826bdef72f (diff)
downloadop-kernel-dev-29506415a0ff0152cc2928f8fcac724fbbf98651.zip
op-kernel-dev-29506415a0ff0152cc2928f8fcac724fbbf98651.tar.gz
Input: uinput - convert to dynalloc allocation
Also introduce proper locking when creating/deleting device. Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'include/linux/uinput.h')
-rw-r--r--include/linux/uinput.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/include/linux/uinput.h b/include/linux/uinput.h
index 8487607..6fd1a47a 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];
OpenPOWER on IntegriCloud