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opencl alignment size should be converted from bits to bytes

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Reference: https://registry.khronos.org/OpenCL/specs/3.0-unified/html/OpenCL_API.html#CL_DEVICE_MEM_BASE_ADDR_ALIGN

> Alignment requirement (in bits) for sub-buffer offsets.
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Albert Jin 2024-05-05 23:15:49 +08:00
parent 628b299106
commit 93f8d471c1
1 changed files with 1 additions and 0 deletions
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ggml-opencl.cpp
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@ -2119,6 +2119,7 @@ static size_t ggml_backend_opencl_buffer_type_get_alignment(ggml_backend_buffer_
if (alignment == (cl_uint)-1) { if (alignment == (cl_uint)-1) {
ggml_cl_init(); ggml_cl_init();
clGetDeviceInfo(device, CL_DEVICE_MEM_BASE_ADDR_ALIGN, sizeof(cl_uint), &alignment, NULL); clGetDeviceInfo(device, CL_DEVICE_MEM_BASE_ADDR_ALIGN, sizeof(cl_uint), &alignment, NULL);
alignment >>= 3;
} }
return alignment; return alignment;