Remove 'is_device_op<>' type traits

example/36_permute/common.hpp

@@ -176,35 +176,6 @@ struct is_random_access_range<Range, std::void_t<>>
 template <typename Range>
 inline constexpr bool is_random_access_range_v = is_random_access_range<Range>::value;
 
-template <typename T, typename = void>
-struct is_device_op : std::false_type
-{
-};
-
-template <typename T>
-struct is_device_op<
-    T,
-    std::void_t<typename T::Argument,
-                typename T::Invoker,
-                decltype(T::IsSupportedArgument(std::declval<const typename T::Argument&>())),
-                decltype(T::MakeInvoker()),
-                decltype(std::declval<T&>().MakeInvokerPointer())>>
-    : std::bool_constant<
-          std::is_base_of_v<ck::tensor_operation::device::BaseOperator, T> &&
-          std::is_base_of_v<ck::tensor_operation::device::BaseArgument, typename T::Argument> &&
-          std::is_base_of_v<ck::tensor_operation::device::BaseInvoker, typename T::Invoker> &&
-          std::is_same_v<bool,
-                         decltype(T::IsSupportedArgument(
-                             std::declval<const typename T::Argument&>()))> &&
-          std::is_same_v<typename T::Invoker, decltype(T::MakeInvoker())> &&
-          std::is_same_v<std::unique_ptr<ck::tensor_operation::device::BaseInvoker>,
-                         decltype(std::declval<T&>().MakeInvokerPointer())>>
-{
-};
-
-template <typename T>
-inline constexpr bool is_device_op_v = is_device_op<T>::value;
-
 } // namespace detail
 
 template <typename Range>

example/36_permute/run_permute_example.inc

@@ -32,7 +32,6 @@ bool run_permute(const ExecutionConfig& config, const Problem& problem)
     std::copy(begin(b.mDesc.GetStrides()), end(b.mDesc.GetStrides()), begin(front(b_strides)));
 
     static_assert(std::is_default_constructible_v<DevicePermuteInstance>);
-    // static_assert(detail::is_device_op_v<DevicePermuteInstance>);
 
     auto permute = DevicePermuteInstance{};
     auto argument =