clean some CUDA_VERSION >= 11020 (PaddlePaddle#75865)

Author: co63oc

paddle/phi/kernels/funcs/cublaslt.h

@@ -104,7 +104,7 @@ class CublasLtHelper {
             "refer https://docs.nvidia.com/cuda/cublas/index.html to get more "
             "information"));
 
-#if CUDA_VERSION >= 11020
+#if defined(PADDLE_WITH_CUDA)
 
     int algoId = 21;
     int swizzle = 0;
@@ -189,7 +189,7 @@ class CublasLtHelper {
                                  C_desc_,
                                  C_dev,
                                  C_desc_,
-#if CUDA_VERSION >= 11020
+#if defined(PADDLE_WITH_CUDA)
                                  &algo_,
                                  workspace,
                                  workspace_size_,

paddle/phi/kernels/gpu/llm_int8_linear_kernel.cu

@@ -19,7 +19,7 @@
 #include "paddle/phi/kernels/elementwise_add_kernel.h"
 #include "paddle/phi/kernels/funcs/broadcast_function.h"
 #include "paddle/phi/kernels/funcs/elementwise_functor.h"
-#if defined(PADDLE_WITH_CUDA) && CUDA_VERSION >= 11020
+#if defined(PADDLE_WITH_CUDA)
 #include "paddle/phi/kernels/impl/llm_int8_matmul_kernel_impl.h"
 #endif
 
@@ -33,7 +33,7 @@ void llm_int8_compute(const Context& dev_ctx,
                       const DenseTensor& weight_scale,
                       const float threshold,
                       DenseTensor* out) {
-#if defined(PADDLE_WITH_CUDA) && CUDA_VERSION >= 11020
+#if defined(PADDLE_WITH_CUDA)
   DenseTensor cublaslt_workspace;
   cublaslt_workspace.Resize({{3000000}});
   dev_ctx.template Alloc<int8_t>(&cublaslt_workspace);