diff options
| author | Jason Ekstrand | 2017-08-28 14:10:27 -0700 |
|---|---|---|
| committer | Dave Airlie | 2017-08-29 10:16:19 +1000 |
| commit | aa4035d2c7683d2f2fb0ffe8087abd9eabf6d54a (patch) | |
| tree | 77167db05d67212faa9d9ac03b368a83badfc752 /include | |
| parent | 3e6fb72d6cef6a46f8531a01ed290785952fe25b (diff) | |
drm/syncobj: Add a reset ioctl (v3)
This just resets the dma_fence to NULL so it looks like it's never been
signaled. This will be useful once we add the new wait API for allowing
wait on "submit and signal" behavior.
v2:
- Take an array of sync objects (Dave Airlie)
v3:
- Throw -EINVAL if pad != 0
Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Christian König <christian.koenig@amd.com> (v1)
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/drm/drm.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h index 4c746597225e..b037fdf9e43b 100644 --- a/include/uapi/drm/drm.h +++ b/include/uapi/drm/drm.h @@ -731,6 +731,12 @@ struct drm_syncobj_wait { __u32 pad; }; +struct drm_syncobj_array { + __u64 handles; + __u32 count_handles; + __u32 pad; +}; + #if defined(__cplusplus) } #endif @@ -854,6 +860,7 @@ extern "C" { #define DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD DRM_IOWR(0xC1, struct drm_syncobj_handle) #define DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE DRM_IOWR(0xC2, struct drm_syncobj_handle) #define DRM_IOCTL_SYNCOBJ_WAIT DRM_IOWR(0xC3, struct drm_syncobj_wait) +#define DRM_IOCTL_SYNCOBJ_RESET DRM_IOWR(0xC4, struct drm_syncobj_array) /** * Device specific ioctls should only be in their respective headers |