Update to v5.16 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-5.16

Test: Builds and bionic unit tests pass.
Change-Id: I2522c4f2a0efb9f8a193e1f2d65868e478217502
diff --git a/libc/kernel/uapi/drm/v3d_drm.h b/libc/kernel/uapi/drm/v3d_drm.h
index a393e5d..5887678 100644
--- a/libc/kernel/uapi/drm/v3d_drm.h
+++ b/libc/kernel/uapi/drm/v3d_drm.h
@@ -45,6 +45,35 @@
 #define DRM_IOCTL_V3D_PERFMON_DESTROY DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_PERFMON_DESTROY, struct drm_v3d_perfmon_destroy)
 #define DRM_IOCTL_V3D_PERFMON_GET_VALUES DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_PERFMON_GET_VALUES, struct drm_v3d_perfmon_get_values)
 #define DRM_V3D_SUBMIT_CL_FLUSH_CACHE 0x01
+#define DRM_V3D_SUBMIT_EXTENSION 0x02
+struct drm_v3d_extension {
+  __u64 next;
+  __u32 id;
+#define DRM_V3D_EXT_ID_MULTI_SYNC 0x01
+  __u32 flags;
+};
+struct drm_v3d_sem {
+  __u32 handle;
+  __u32 flags;
+  __u64 point;
+  __u64 mbz[2];
+};
+enum v3d_queue {
+  V3D_BIN,
+  V3D_RENDER,
+  V3D_TFU,
+  V3D_CSD,
+  V3D_CACHE_CLEAN,
+};
+struct drm_v3d_multi_sync {
+  struct drm_v3d_extension base;
+  __u64 in_syncs;
+  __u64 out_syncs;
+  __u32 in_sync_count;
+  __u32 out_sync_count;
+  __u32 wait_stage;
+  __u32 pad;
+};
 struct drm_v3d_submit_cl {
   __u32 bcl_start;
   __u32 bcl_end;
@@ -61,6 +90,7 @@
   __u32 flags;
   __u32 perfmon_id;
   __u32 pad;
+  __u64 extensions;
 };
 struct drm_v3d_wait_bo {
   __u32 handle;
@@ -90,6 +120,7 @@
   DRM_V3D_PARAM_SUPPORTS_CSD,
   DRM_V3D_PARAM_SUPPORTS_CACHE_FLUSH,
   DRM_V3D_PARAM_SUPPORTS_PERFMON,
+  DRM_V3D_PARAM_SUPPORTS_MULTISYNC_EXT,
 };
 struct drm_v3d_get_param {
   __u32 param;
@@ -112,6 +143,8 @@
   __u32 bo_handles[4];
   __u32 in_sync;
   __u32 out_sync;
+  __u32 flags;
+  __u64 extensions;
 };
 struct drm_v3d_submit_csd {
   __u32 cfg[7];
@@ -121,6 +154,9 @@
   __u32 in_sync;
   __u32 out_sync;
   __u32 perfmon_id;
+  __u64 extensions;
+  __u32 flags;
+  __u32 pad;
 };
 enum {
   V3D_PERFCNT_FEP_VALID_PRIMTS_NO_PIXELS,