@@ -854,6 +854,22 @@ bool gem_has_vebox(int fd)
return gem_has_enable_ring(fd,LOCAL_I915_PARAM_HAS_VEBOX);
}
+#define LOCAL_I915_PARAM_HAS_BSD2 31
+/**
+ * gem_has_bsd2:
+ * @fd: open i915 drm file descriptor
+ *
+ * Feature test macro to query whether the BSD2 ring is available. This is simply
+ * a specific version of gem_has_enable_ring() for the BSD2 ring.
+ *
+ * Note that recent Bspec calls this the VCS ring for Video Command Submission.
+ *
+ * Returns: Whether the BSD ring is avaible or not.
+ */
+bool gem_has_bsd2(int fd)
+{
+ return gem_has_enable_ring(fd,LOCAL_I915_PARAM_HAS_BSD2);
+}
/**
* gem_available_aperture_size:
* @fd: open i915 drm file descriptor
@@ -89,6 +89,7 @@ bool gem_has_enable_ring(int fd,int param);
bool gem_has_bsd(int fd);
bool gem_has_blt(int fd);
bool gem_has_vebox(int fd);
+bool gem_has_bsd2(int fd);
bool gem_uses_aliasing_ppgtt(int fd);
int gem_available_fences(int fd);
uint64_t gem_available_aperture_size(int fd);
v2: change the number to be consistent with upstream (Zhipeng) Signed-off-by: Zhipeng Gong <zhipeng.gong@intel.com> --- lib/ioctl_wrappers.c | 16 ++++++++++++++++ lib/ioctl_wrappers.h | 1 + 2 files changed, 17 insertions(+)