[cherry-pick2.9]modify conv1x1 select when auto_tune_ == CL_TUNE_NONE; add mali opencl winograd kernel; opt conv7x7 add conv7x7_mali add conv3x3_mali#6321
Merged
daming5432 merged 3 commits intoPaddlePaddle:release/v2.9from daming5432:cherry-pickv2.9-modifyJun 23, 2021
+775-272
