From: Slava Primenko <redacted>
Date: Thu, 4 Apr 2024 12:49:24 +0000 (+0200)
Subject: ggml: bypass code incompatible with CUDA < 11.1 (whisper/2020)
X-Git-Tag: upstream/0.0.1642~782
X-Git-Url: https://git.djapps.eu/?a=commitdiff_plain;h=e9aa302cd18e29b5c48f6b5a2fe67000737e1bd5;p=pkg%2Fggml%2Fsources%2Fggml

ggml: bypass code incompatible with CUDA < 11.1 (whisper/2020)

`cudaHostRegisterReadOnly` parameter was only introduced in CUDA 11.1

See this issue for more details:
https://github.com/ggerganov/examples/whisper/whisper.cpp/issues/2007
---

diff --git a/src/ggml-cuda.cu b/src/ggml-cuda.cu
index f51b2042..ce28cb55 100644
--- a/src/ggml-cuda.cu
+++ b/src/ggml-cuda.cu
@@ -2617,6 +2617,7 @@ GGML_CALL bool ggml_backend_cuda_register_host_buffer(void * buffer, size_t size
         return false;
     }
 
+#if CUDART_VERSION >= 11100
     cudaError_t err = cudaHostRegister(buffer, size, cudaHostRegisterPortable | cudaHostRegisterReadOnly);
     if (err != cudaSuccess) {
         // clear the error
@@ -2627,6 +2628,9 @@ GGML_CALL bool ggml_backend_cuda_register_host_buffer(void * buffer, size_t size
         return false;
     }
     return true;
+#else
+    return false;
+#endif
 }
 
 GGML_CALL void ggml_backend_cuda_unregister_host_buffer(void * buffer) {