From: Gustavo Padovan gustavo.padovan@collabora.co.uk
Inform userspace how many fences are in the sync_fence_info field.
Signed-off-by: Gustavo Padovan gustavo.padovan@collabora.co.uk --- drivers/staging/android/sync.c | 2 ++ drivers/staging/android/uapi/sync.h | 2 ++ 2 files changed, 4 insertions(+)
diff --git a/drivers/staging/android/sync.c b/drivers/staging/android/sync.c index 8425457..e301b55 100644 --- a/drivers/staging/android/sync.c +++ b/drivers/staging/android/sync.c @@ -525,6 +525,8 @@ static long sync_file_ioctl_fence_info(struct sync_file *sync_file, if (info->status >= 0) info->status = !info->status;
+ info->num_fences = sync_file->num_fences; + len = sizeof(struct sync_file_info) - sizeof(__u64);
for (i = 0; i < sync_file->num_fences; ++i) { diff --git a/drivers/staging/android/uapi/sync.h b/drivers/staging/android/uapi/sync.h index e649953..fc7fbcf 100644 --- a/drivers/staging/android/uapi/sync.h +++ b/drivers/staging/android/uapi/sync.h @@ -47,12 +47,14 @@ struct sync_fence_info { * userspace including pt_info. * @name: name of fence * @status: status of fence. 1: signaled 0:active <0:error + * @num_fences number of fences in the sync_file * @sync_fence_info: array of sync_fence_info for every fence in the sync_file */ struct sync_file_info { __u32 len; char name[32]; __s32 status; + __u32 num_fences;
__u64 sync_fence_info; };