[XPU] interpolate support fp16 (#52358)

paddle/phi/backends/xpu/xpu2_op_list.cc

@@ -75,7 +75,8 @@ XPUOpMap& get_kl2_ops() {
                      phi::DataType::FLOAT16,
                      phi::DataType::INT32,
                      phi::DataType::INT64})},
-      {"bilinear_interp_v2", XPUKernelSet({phi::DataType::FLOAT32})},
+      {"bilinear_interp_v2",
+       XPUKernelSet({phi::DataType::FLOAT32, phi::DataType::FLOAT16})},
       {"bilinear_interp_v2_grad", XPUKernelSet({phi::DataType::FLOAT32})},
       {"bitwise_not", XPUKernelSet({phi::DataType::BOOL})},
       {"broadcast", XPUKernelSet({phi::DataType::FLOAT32})},
@@ -496,7 +497,8 @@ XPUOpMap& get_kl2_ops() {
                      phi::DataType::INT64})},
       {"multi_encoder_xpu",
        XPUKernelSet({phi::DataType::FLOAT32, phi::DataType::FLOAT16})},
-      {"nearest_interp_v2", XPUKernelSet({phi::DataType::FLOAT32})},
+      {"nearest_interp_v2",
+       XPUKernelSet({phi::DataType::FLOAT32, phi::DataType::FLOAT16})},
       {"nearest_interp_v2_grad", XPUKernelSet({phi::DataType::FLOAT32})},
       {"not_equal",
        XPUKernelSet({phi::DataType::INT64,

paddle/phi/kernels/xpu/interpolate_kernel.cc

@@ -38,6 +38,7 @@ void InterpolateKernel(
     bool align_corners,
     int align_mode,
     DenseTensor* output) {
+  using XPUType = typename XPUTypeTrait<T>::Type;
   const DataLayout data_layout = phi::StringToDataLayout(data_layout_str);
   int n, c, in_d, in_h, in_w;
   phi::funcs::ExtractNCDWH(x.dims(), data_layout, &n, &c, &in_d, &in_h, &in_w);
@@ -140,9 +141,10 @@ void InterpolateKernel(
         errors::InvalidArgument("XPU nearest is only support NCHW"));
   }
 
-  int r = xpu::interpolate2d<T>(ctx.x_context(),
-                                x.data<T>(),
-                                output->data<T>(),
+  int r =
+      xpu::interpolate2d<XPUType>(ctx.x_context(),
+                                  reinterpret_cast<const XPUType*>(x.data<T>()),
+                                  reinterpret_cast<XPUType*>(output->data<T>()),
                                   n,
                                   c,
                                   in_h,
@@ -221,14 +223,22 @@ void NearestInterpKernel(
 
 }  // namespace phi
 
-PD_REGISTER_KERNEL(
-    bilinear_interp, XPU, ALL_LAYOUT, phi::BilinearInterpKernel, float) {
+PD_REGISTER_KERNEL(bilinear_interp,
+                   XPU,
+                   ALL_LAYOUT,
+                   phi::BilinearInterpKernel,
+                   phi::dtype::float16,
+                   float) {
   kernel->InputAt(1).SetBackend(phi::Backend::ALL_BACKEND);
   kernel->InputAt(2).SetBackend(phi::Backend::ALL_BACKEND);
   kernel->InputAt(3).SetBackend(phi::Backend::ALL_BACKEND);
 }
-PD_REGISTER_KERNEL(
-    nearest_interp, XPU, ALL_LAYOUT, phi::NearestInterpKernel, float) {
+PD_REGISTER_KERNEL(nearest_interp,
+                   XPU,
+                   ALL_LAYOUT,
+                   phi::NearestInterpKernel,
+                   phi::dtype::float16,
+                   float) {
   kernel->InputAt(1).SetBackend(phi::Backend::ALL_BACKEND);
   kernel->InputAt(2).SetBackend(phi::Backend::ALL_BACKEND);
   kernel->InputAt(3).SetBackend(phi::Backend::ALL_BACKEND);