[Bf-blender-cvs] [e507a789b35] blender-v3.0-release: Cycles: disable graphics interop for HIP devices

[Thomas Dinges]

Commit: e507a789b355a7f96ff01a83707d1a5cc306b0c5
Author: Thomas Dinges
Date:   Wed Nov 10 20:15:31 2021 +0100
Branches: blender-v3.0-release
https://developer.blender.org/rBe507a789b355a7f96ff01a83707d1a5cc306b0c5

Cycles: disable graphics interop for HIP devices

This is due to a driver bug, so disable it for now until it gets resolved
in a future driver release.

Ref T92972

Differential Revision: https://developer.blender.org/D13167

===================================================================

M	intern/cycles/device/hip/device_impl.cpp

===================================================================

diff --git a/intern/cycles/device/hip/device_impl.cpp b/intern/cycles/device/hip/device_impl.cpp
index e8482772186..bb0573abf8d 100644
--- a/intern/cycles/device/hip/device_impl.cpp
+++ b/intern/cycles/device/hip/device_impl.cpp
@@ -1160,6 +1160,8 @@ bool HIPDevice::should_use_graphics_interop()
    * possible, but from the empiric measurements it can be considerably slower than using naive
    * pixels copy. */
 
+  /* Disable graphics interop for now, because of driver bug in 21.40. See T92972 */
+#  if 0
   HIPContextScope scope(this);
 
   int num_all_devices = 0;
@@ -1178,6 +1180,7 @@ bool HIPDevice::should_use_graphics_interop()
       return true;
     }
   }
+#  endif
 
   return false;
 }