add cuda102 cudnn7

cmake/paddlepaddle.cmake

@@ -38,7 +38,15 @@ if (WITH_GPU)
         set(CUDA_SUFFIX "x86-64_gcc8.2_avx_mkl_cuda10.1_cudnn7.6.5_trt6.0.1.5")
         set(WITH_TRT ON)
     elseif(CUDA_VERSION EQUAL 10.2)
-        set(CUDA_SUFFIX "x86-64_gcc8.2_avx_mkl_cuda10.2_cudnn8.1.1_trt7.2.3.4")
+        if(CUDNN_MAJOR_VERSION EQUAL 7)
+            set(CUDA_SUFFIX "x86-64_gcc5.4_avx_mkl_cuda10.2_cudnn7.6.5_trt6.0.1.5")
+            set(WITH_TRT ON)
+        elseif(CUDNN_MAJOR_VERSION EQUAL 8)
+            set(CUDA_SUFFIX "x86-64_gcc8.2_avx_mkl_cuda10.2_cudnn8.1.1_trt7.2.3.4")
+            set(WITH_TRT ON)
+        endif()
+    elseif(CUDA_VERSION EQUAL 11.2)
+        set(CUDA_SUFFIX "x86-64_gcc8.2_avx_mkl_cuda11.2_cudnn8.2.1_trt8.0.3.4")
         set(WITH_TRT ON)
     endif()
 else()