OEM-IBM: react to xdma device name change

The name changed from xdma to aspeed-xdma.

Signed-off-by: Deepak Kodihalli <dkodihal@in.ibm.com>
Change-Id: Ia893c8428d25f9a61b57290b37decebf26e9f381
diff --git a/oem/ibm/libpldmresponder/file_io.cpp b/oem/ibm/libpldmresponder/file_io.cpp
index 24997fb..64b020b 100644
--- a/oem/ibm/libpldmresponder/file_io.cpp
+++ b/oem/ibm/libpldmresponder/file_io.cpp
@@ -60,7 +60,7 @@
                        //!< operation, true means a transfer from BMC to host.
 };
 
-constexpr auto xdmaDev = "/dev/xdma";
+constexpr auto xdmaDev = "/dev/aspeed-xdma";
 
 int DMA::transferDataHost(const fs::path& path, uint32_t offset,
                           uint32_t length, uint64_t address, bool upstream)