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sycl: fix classification of iGPUs (llama/26105)

This commit is contained in:
KyleHagy 2026-08-02 00:10:32 -07:00 committed by Georgi Gerganov
parent cabd684e45
commit d735ac6361
2 changed files with 10 additions and 2 deletions
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1
ggml/src/ggml-sycl/common.hpp
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@ -235,6 +235,7 @@ struct sycl_device_info {
int max_wg_per_cu; // max work groups per compute unit - refer to
// cudaOccupancyMaxActiveBlocksPerMultiprocessor
bool vmm; // virtual memory support
bool l0_device_type_valid;
bool l0_discrete_gpu; // Level Zero backend and not an integrated GPU
size_t vmm_granularity; // granularity of virtual memory
size_t total_vram;

11
ggml/src/ggml-sycl/ggml-sycl.cpp
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@ -167,7 +167,10 @@ static ggml_sycl_device_info ggml_sycl_init() {
ze_device_properties_t props = {};
props.stype = ZE_STRUCTURE_TYPE_DEVICE_PROPERTIES;
ze_result_t r = zeDeviceGetProperties(ze_dev, &props);
info.devices[i].l0_discrete_gpu = r == ZE_RESULT_SUCCESS && !(props.flags & ZE_DEVICE_PROPERTY_FLAG_INTEGRATED);
if (r == ZE_RESULT_SUCCESS) {
info.devices[i].l0_device_type_valid = true;
info.devices[i].l0_discrete_gpu = !(props.flags & ZE_DEVICE_PROPERTY_FLAG_INTEGRATED);
}
}
#endif
}
@ -5606,7 +5609,11 @@ static void ggml_backend_sycl_device_get_memory(ggml_backend_dev_t dev, size_t *
}
static enum ggml_backend_dev_type ggml_backend_sycl_device_get_type(ggml_backend_dev_t dev) {
GGML_UNUSED(dev);
ggml_backend_sycl_device_context * ctx = (ggml_backend_sycl_device_context *)dev->context;
const sycl_device_info & info = ggml_sycl_info().devices[ctx->device];
if (info.l0_device_type_valid && !info.l0_discrete_gpu) {
return GGML_BACKEND_DEVICE_TYPE_IGPU;
}
return GGML_BACKEND_DEVICE_TYPE_GPU;
}