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Merge pull request #2214 from dhiltgen/reject_cuda_without_avx

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Detect lack of AVX and fallback to CPU mode
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Daniel Hiltgen 2024-01-26 12:06:44 -08:00 committed by GitHub
commit cc4915e262
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GPG key ID: B5690EEEBB952194
1 changed files with 9 additions and 3 deletions
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12
gpu/gpu.go
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@ -122,9 +122,15 @@ func GetGPUInfo() GpuInfo {
initGPUHandles()
}
// All our GPU builds have AVX enabled, so fallback to CPU if we don't detect at least AVX
cpuVariant := GetCPUVariant()
if cpuVariant == "" {
slog.Warn("CPU does not have AVX or AVX2, disabling GPU support.")
}
var memInfo C.mem_info_t
resp := GpuInfo{}
if gpuHandles.cuda != nil {
if gpuHandles.cuda != nil && cpuVariant != "" {
C.cuda_check_vram(*gpuHandles.cuda, &memInfo)
if memInfo.err != nil {
slog.Info(fmt.Sprintf("error looking up CUDA GPU memory: %s", C.GoString(memInfo.err)))
@ -143,7 +149,7 @@ func GetGPUInfo() GpuInfo {
slog.Info(fmt.Sprintf("CUDA GPU is too old. Falling back to CPU mode. Compute Capability detected: %d.%d", cc.major, cc.minor))
}
}
} else if gpuHandles.rocm != nil {
} else if gpuHandles.rocm != nil && cpuVariant != "" {
C.rocm_check_vram(*gpuHandles.rocm, &memInfo)
if memInfo.err != nil {
slog.Info(fmt.Sprintf("error looking up ROCm GPU memory: %s", C.GoString(memInfo.err)))
@ -185,7 +191,7 @@ func GetGPUInfo() GpuInfo {
if resp.Library == "" {
C.cpu_check_ram(&memInfo)
resp.Library = "cpu"
resp.Variant = GetCPUVariant()
resp.Variant = cpuVariant
}
if memInfo.err != nil {
slog.Info(fmt.Sprintf("error looking up CPU memory: %s", C.GoString(memInfo.err)))