From 1d7657f40974e251ea42275e155a8abfb24228ef Mon Sep 17 00:00:00 2001
From: Slava Primenko <primenko.s@gmail.com>
Date: Thu, 4 Apr 2024 14:49:24 +0200
Subject: [PATCH] ggml: bypass code incompatible with CUDA < 11.1 (#2020)

`cudaHostRegisterReadOnly` parameter was only introduced in CUDA 11.1

See this issue for more details:
https://github.com/ggerganov/whisper.cpp/issues/2007
---
 ggml-cuda.cu | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ggml-cuda.cu b/ggml-cuda.cu
index be8e33a5..5607386c 100644
--- a/ggml-cuda.cu
+++ b/ggml-cuda.cu
@@ -2797,6 +2797,7 @@ 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
@@ -2807,6 +2808,9 @@ 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) {