CUDA/HIP: add warp_size to cuda_device_info

diff --git a/ggml/src/ggml-cuda/common.cuh b/ggml/src/ggml-cuda/common.cuh
index a66322da05a364f11df6f2f6896b2a0788aca8a3..eec227dce3a1e878f8dd7a6e2ed90a35cd26b6ac 100644 (file)
--- a/ggml/src/ggml-cuda/common.cuh
+++ b/ggml/src/ggml-cuda/common.cuh
@@ -520,6 +520,7 @@ struct ggml_cuda_device_info {
         bool    vmm;                // virtual memory support
         size_t  vmm_granularity;    // granularity of virtual memory
         size_t  total_vram;
+        int     warp_size;          // Number of threads in a dispatch
     };
 
     cuda_device_info devices[GGML_CUDA_MAX_DEVICES] = {};

diff --git a/ggml/src/ggml-cuda/ggml-cuda.cu b/ggml/src/ggml-cuda/ggml-cuda.cu
index de3f9c2ca1ed5bc4b272d979f7a1f2354de4c118..ecf06fec408bb822b1e96368bc80334e067369c4 100644 (file)
--- a/ggml/src/ggml-cuda/ggml-cuda.cu
+++ b/ggml/src/ggml-cuda/ggml-cuda.cu
@@ -242,6 +242,7 @@ static ggml_cuda_device_info ggml_cuda_init() {
 
         info.devices[id].nsm   = prop.multiProcessorCount;
         info.devices[id].smpb  = prop.sharedMemPerBlock;
+        info.devices[id].warp_size = prop.warpSize;
 #if defined(GGML_USE_HIP) && defined(__HIP_PLATFORM_AMD__)
         info.devices[id].smpbo = prop.sharedMemPerBlock;
 
@@ -256,8 +257,9 @@ static ggml_cuda_device_info ggml_cuda_init() {
                 info.devices[id].cc += prop.minor * 0x10;
             }
         }
-        GGML_LOG_INFO("  Device %d: %s, %s (0x%x), VMM: %s\n",
-                        id, prop.name, prop.gcnArchName, info.devices[id].cc & 0xffff, device_vmm ? "yes" : "no");
+        GGML_LOG_INFO("  Device %d: %s, %s (0x%x), VMM: %s, Wave Size: %d\n",
+                      id, prop.name, prop.gcnArchName, info.devices[id].cc & 0xffff,
+                      device_vmm ? "yes" : "no", prop.warpSize);
 #else
         info.devices[id].smpbo = prop.sharedMemPerBlockOptin;
         info.devices[id].cc = 100*prop.major + 10*prop.minor;