diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index c8c4b951ee1daddc66986668cb843027f882f1f8..c4875c3a0d93a7315763aeb433e0e23214c858cc 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -40,6 +40,7 @@
 #include "ipp.h"
 #include "mpc.h"
 #include "reg_helper.h"
+#include "custom_float.h"
 
 #define CTX \
 	hws->ctx
diff --git a/drivers/gpu/drm/amd/display/include/dal_asic_id.h b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
index 14e3146a0cb2933b7759fbb9781ba4cee169ca71..7abe663ecc6e5620a289b2303d7cd5fc98864173 100644
--- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h
+++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
@@ -112,6 +112,7 @@
 /* DCN1_0 */
 #define INTERNAL_REV_RAVEN_A0             0x00    /* First spin of Raven */
 #define RAVEN_A0 0x01
+#define RAVEN_B0 0x21
 #define RAVEN_UNKNOWN 0xFF
 
 #define ASIC_REV_IS_RAVEN(eChipRev) ((eChipRev >= RAVEN_A0) && eChipRev < RAVEN_UNKNOWN)