Use DeviceBuffer<RVec> in GPU force reduction and PME code

[alexxy/gromacs.git] / src / gromacs / ewald / pme_pp_comm_gpu_impl.cpp

diff --git a/src/gromacs/ewald/pme_pp_comm_gpu_impl.cpp b/src/gromacs/ewald/pme_pp_comm_gpu_impl.cpp
index c5f92aa53f01cbba57da1682e4df4d28a60a2836..d31b976c10f5a9de691420b747c26d9c0574d8ec 100644 (file)
--- a/src/gromacs/ewald/pme_pp_comm_gpu_impl.cpp
+++ b/src/gromacs/ewald/pme_pp_comm_gpu_impl.cpp
@@ -102,12 +102,12 @@ void PmePpCommGpu::sendCoordinatesToPmeCudaDirect(void* /* sendPtr */,
                "implementation.");
 }
 
-void* PmePpCommGpu::getGpuForceStagingPtr()
+DeviceBuffer<gmx::RVec> PmePpCommGpu::getGpuForceStagingPtr()
 {
     GMX_ASSERT(!impl_,
                "A CPU stub for PME-PP GPU communication was called instead of the correct "
                "implementation.");
-    return nullptr;
+    return DeviceBuffer<gmx::RVec>{};
 }
 
 GpuEventSynchronizer* PmePpCommGpu::getForcesReadySynchronizer()