[TOPI] Intel graphics conv2d autotvm template added (#3839)

* update lint

* lint fixed

* lint updated

* lint fixed

* lint fixed

* lint fixed

* updates

* add intel graphics as a package

* remove print info

* depthwise conv2d schedule added for intel graphics

* asdf

* fix lint

* fix lint

* fix ci

* add channels

python/tvm/autotvm/tophub.py

@@ -43,6 +43,7 @@ PACKAGE_VERSION = {
     'rocm':             "v0.03",
     'opencl':           "v0.03",
     'mali':             "v0.05",
+    'intel_graphics':   "v0.01",
 
     'vta':              "v0.06",
 }

tests/python/frontend/nnvm_to_relay/test_alter_conv2d.py

@@ -69,6 +69,7 @@ def test_alter_layout_conv2d():
     targets=['cuda',
              'opencl -device=mali',
              'opencl -device=intel_graphics',
+
              'llvm -device=arm_cpu',
              'llvm -device=core-avx-ii']
 
@@ -83,5 +84,6 @@ def test_alter_layout_conv2d():
                 assert not relay.analysis.alpha_equal(N, O)
 
 if __name__ == "__main__":
+    import numpy as np
     np.random.seed(42)
     test_alter_layout_conv2d()