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opencl: do not use clCreateBufferWithProperties when targeting CL 2.x (#25673)

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Hongqiang Wang
2026-07-14 19:53:56 -07:00
committed by GitHub
parent 00fa7cb284
commit 12127defda
1 changed files with 6 additions and 0 deletions
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6
ggml/src/ggml-opencl/ggml-opencl.cpp
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@@ -10525,10 +10525,16 @@ static ggml_backend_buffer_t ggml_backend_opencl_buffer_type_alloc_buffer(ggml_b
cl_int err;
cl_mem mem = clCreateBuffer(backend_ctx->context, CL_MEM_READ_WRITE, size, NULL, &err);
#if GGML_OPENCL_TARGET_VERSION >= 300
// clCreateBufferWithProperties and cl_mem_properties are OpenCL 3.0. Drivers older than
// that do not export the symbol, so a build targeting them fails to link. The large
// buffer extension is only ever enabled on drivers that are well past 3.0, so this path
// is dead there anyway.
if (err != CL_SUCCESS && backend_ctx->adreno_use_large_buffer) {
cl_mem_properties props[] = { 0x41A6 /* CL_LARGE_BUFFER_QCOM */, 1, 0 };
mem = clCreateBufferWithProperties(backend_ctx->context, props, CL_MEM_READ_WRITE, size, NULL, &err);
}
#endif
if (err != CL_SUCCESS) {
GGML_LOG_INFO("%s: failed to allocate %.2f MiB\n", __func__, size / 1024.0 / 1024.0);