diff --git a/repos/os/src/app/pci_decode/main.cc b/repos/os/src/app/pci_decode/main.cc
index eb8d4156cd..59d1ecbb7d 100644
--- a/repos/os/src/app/pci_decode/main.cc
+++ b/repos/os/src/app/pci_decode/main.cc
@@ -228,26 +228,10 @@ bus_t Main::parse_pci_function(Bdf             bdf,
 		});
 
 		{
-			/* Apply GSI/MSI/MSI-X quirks based on vendor/device/class */
-			using Cc = Config::Class_code_rev_id;
-
-			bool const hdaudio = cfg.read<Cc::Class_code>() == 0x40300;
+			/* Apply GSI/MSI/MSI-X quirks based on vendor/device */
 			auto const vendor_id = cfg.read<Config::Vendor>();
 			auto const device_id = cfg.read<Config::Device>();
 
-			if (hdaudio && vendor_id == 0x1022 /* AMD */) {
-				/**
-				 * see dde_bsd driver dev/pci/azalia.c
-				 *
-				 * PCI_PRODUCT_AMD_17_HDA
-				 * PCI_PRODUCT_AMD_17_1X_HDA
-				 * PCI_PRODUCT_AMD_HUDSON2_HDA
-				 */
-				if (device_id == 0x1457 || device_id == 0x15e3 ||
-				    device_id == 0x780d)
-					msi = msi_x = false;
-			}
-
 			/*
 			 * Force use of GSI on given ath9k device as using MSI
 			 * does not work.