EDAC, MCE: Add F15h DC MCE decoder

Add a decoder for F15h DC MCEs to support the new types of DC MCEs
introduced by the BD microarchitecture.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
diff --git a/drivers/edac/mce_amd.h b/drivers/edac/mce_amd.h
index 35f6e0e..c12394d 100644
--- a/drivers/edac/mce_amd.h
+++ b/drivers/edac/mce_amd.h
@@ -100,7 +100,7 @@
  * per-family decoder ops
  */
 struct amd_decoder_ops {
-	bool (*dc_mce)(u16);
+	bool (*dc_mce)(u16, u8);
 	bool (*ic_mce)(u16);
 	bool (*nb_mce)(u16, u8);
 };