diff options
Diffstat (limited to 'lib/igt_gt.c')
-rw-r--r-- | lib/igt_gt.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/lib/igt_gt.c b/lib/igt_gt.c index 25db02e9..11643edd 100644 --- a/lib/igt_gt.c +++ b/lib/igt_gt.c @@ -557,3 +557,21 @@ const struct intel_execution_engine intel_execution_engines[] = { { "vebox", "vecs0", I915_EXEC_VEBOX, 0 }, { NULL, 0, 0 } }; + +bool gem_can_store_dword(int fd, unsigned int engine) +{ + uint16_t devid = intel_get_drm_devid(fd); + const struct intel_device_info *info = intel_get_device_info(devid); + const int gen = ffs(info->gen); + + if (gen <= 2) /* requires physical addresses */ + return false; + + if (gen == 6 && (engine & ~(3<<13)) == I915_EXEC_BSD) + return false; /* kills the machine! */ + + if (info->is_broadwater) + return false; /* Not sure yet... */ + + return true; +} |