diff --git a/src/amd/vulkan/vk_format.h b/src/amd/vulkan/vk_format.h
index 3cb035eb3cc..d5ce9ed5d90 100644
--- a/src/amd/vulkan/vk_format.h
+++ b/src/amd/vulkan/vk_format.h
@@ -151,12 +151,6 @@ vk_to_non_srgb_format(VkFormat format)
    }
 }
 
-static inline unsigned
-vk_format_get_plane_count(VkFormat format)
-{
-   return util_format_get_num_planes(vk_format_to_pipe_format(format));
-}
-
 static inline unsigned
 vk_format_get_plane_width(VkFormat format, unsigned plane, unsigned width)
 {
@@ -169,30 +163,4 @@ vk_format_get_plane_height(VkFormat format, unsigned plane, unsigned height)
    return util_format_get_plane_height(vk_format_to_pipe_format(format), plane, height);
 }
 
-static inline VkFormat
-vk_format_get_plane_format(VkFormat format, unsigned plane_id)
-{
-   assert(plane_id < vk_format_get_plane_count(format));
-
-   switch (format) {
-   case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
-   case VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM:
-   case VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM:
-      return VK_FORMAT_R8_UNORM;
-   case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
-   case VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:
-      return plane_id ? VK_FORMAT_R8G8_UNORM : VK_FORMAT_R8_UNORM;
-   case VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
-   case VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM:
-   case VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM:
-      return VK_FORMAT_R16_UNORM;
-   case VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:
-   case VK_FORMAT_G16_B16R16_2PLANE_422_UNORM:
-      return plane_id ? VK_FORMAT_R16G16_UNORM : VK_FORMAT_R16_UNORM;
-   default:
-      assert(vk_format_get_plane_count(format) == 1);
-      return format;
-   }
-}
-
 #endif /* VK_FORMAT_H */
diff --git a/src/vulkan/util/vk_format.c b/src/vulkan/util/vk_format.c
index f5da22bac88..039e629d0d9 100644
--- a/src/vulkan/util/vk_format.c
+++ b/src/vulkan/util/vk_format.c
@@ -340,6 +340,32 @@ vk_format_aspects(VkFormat format)
    }
 }
 
+VkFormat
+vk_format_get_plane_format(VkFormat format, unsigned plane_id)
+{
+   assert(plane_id < vk_format_get_plane_count(format));
+
+   switch (format) {
+   case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
+   case VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM:
+   case VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM:
+      return VK_FORMAT_R8_UNORM;
+   case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
+   case VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:
+      return plane_id ? VK_FORMAT_R8G8_UNORM : VK_FORMAT_R8_UNORM;
+   case VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
+   case VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM:
+   case VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM:
+      return VK_FORMAT_R16_UNORM;
+   case VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:
+   case VK_FORMAT_G16_B16R16_2PLANE_422_UNORM:
+      return plane_id ? VK_FORMAT_R16G16_UNORM : VK_FORMAT_R16_UNORM;
+   default:
+      assert(vk_format_get_plane_count(format) == 1);
+      return format;
+   }
+}
+
 void
 vk_component_mapping_to_pipe_swizzle(VkComponentMapping mapping,
                                      unsigned char out_swizzle[4])
diff --git a/src/vulkan/util/vk_format.h b/src/vulkan/util/vk_format.h
index 630cfbe5929..b83c2d03d44 100644
--- a/src/vulkan/util/vk_format.h
+++ b/src/vulkan/util/vk_format.h
@@ -182,6 +182,15 @@ vk_format_get_blocksizebits(VkFormat format)
    return util_format_get_blocksizebits(vk_format_to_pipe_format(format));
 }
 
+static inline unsigned
+vk_format_get_plane_count(VkFormat format)
+{
+   return util_format_get_num_planes(vk_format_to_pipe_format(format));
+}
+
+VkFormat
+vk_format_get_plane_format(VkFormat format, unsigned plane_id);
+
 #ifdef __cplusplus
 }
 #endif