kernel: memory: page_table: Simplify GetPhysicalAddr impl.

1 files changed, 3 insertions, 7 deletions

diff --git a/src/core/device_memory.h b/src/core/device_memory.h
index 44458c2b5..cc7bda070 100644
--- a/src/core/device_memory.h
+++ b/src/core/device_memory.h
@@ -28,15 +28,11 @@ public:
     ~DeviceMemory();
 
     template <typename T>
-    PAddr GetPhysicalAddr(T* ptr) {
-        const auto ptr_addr{reinterpret_cast<uintptr_t>(ptr)};
-        const auto base_addr{reinterpret_cast<uintptr_t>(buffer.data())};
-        ASSERT(ptr_addr >= base_addr);
-        return ptr_addr - base_addr + DramMemoryMap::Base;
+    constexpr PAddr GetPhysicalAddr(T* ptr) {
+        return (reinterpret_cast<uintptr_t>(ptr) - reinterpret_cast<uintptr_t>(buffer.data())) +
+               DramMemoryMap::Base;
     }
 
-    PAddr GetPhysicalAddr(VAddr addr);
-
     constexpr u8* GetPointer(PAddr addr) {
         return buffer.data() + (addr - DramMemoryMap::Base);
     }