From: Roman Li <Roman.Li@amd.com>
Date: Mon, 2 Feb 2026 23:18:39 +0000 (-0500)
Subject: drm/amd/display: Add dcn42 version identifiers
X-Git-Tag: v7.1-rc1~167^2~31^2~127
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=619cf5be962f868f9225225e028edd1370296c90;p=thirdparty%2Fkernel%2Flinux.git

drm/amd/display: Add dcn42 version identifiers

Add DCN 4.2 asic version identifiers.

Signed-off-by: Roman Li <Roman.Li@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

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 8aea50aa95330..92510af1bd653 100644
--- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h
+++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
@@ -252,6 +252,7 @@ enum {
 #define AMDGPU_FAMILY_GC_11_0_0 145
 #define AMDGPU_FAMILY_GC_11_0_1 148
 #define AMDGPU_FAMILY_GC_11_5_0 150
+#define AMDGPU_FAMILY_GC_11_5_4	154
 #define GC_11_0_0_A0 0x1
 #define GC_11_0_2_A0 0x10
 #define GC_11_0_3_A0 0x20
diff --git a/drivers/gpu/drm/amd/display/include/dal_types.h b/drivers/gpu/drm/amd/display/include/dal_types.h
index a021d12acd741..d30eb24cf11e3 100644
--- a/drivers/gpu/drm/amd/display/include/dal_types.h
+++ b/drivers/gpu/drm/amd/display/include/dal_types.h
@@ -65,6 +65,7 @@ enum dce_version {
 	DCN_VERSION_3_51,
 	DCN_VERSION_3_6,
 	DCN_VERSION_4_01,
+	DCN_VERSION_4_2,
 	DCN_VERSION_MAX
 };