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-rw-r--r--drivers/gpu/drm/amd/display/include/dal_asic_id.h8
1 files changed, 8 insertions, 0 deletions
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 887e6a8597c4..94b7d5ec155b 100644
--- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h
+++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
@@ -151,6 +151,14 @@
#define FAMILY_NV 143 /* DCN 2*/
+enum {
+ NV_NAVI10_P_A0 = 1,
+ NV_NAVI14_M_A0 = 20,
+ NV_UNKNOWN = 0xFF
+};
+
+#define ASICREV_IS_NAVI10_P(eChipRev) (eChipRev < NV_NAVI14_M_A0)
+#define ASICREV_IS_NAVI14_M(eChipRev) ((eChipRev >= NV_NAVI14_M_A0) && (eChipRev < NV_UNKNOWN))
#endif
/*