diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index f2c41c870a2344d3b1113484ec4eee5c26219698..c03f300851fad8e8c36b960f919f6ca418bfe61c 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -118,6 +118,8 @@ MODULE_FIRMWARE(FIRMWARE_DIMGREY_CAVEFISH_DMUB);
 MODULE_FIRMWARE(FIRMWARE_BEIGE_GOBY_DMUB);
 #define FIRMWARE_YELLOW_CARP_DMUB "amdgpu/yellow_carp_dmcub.bin"
 MODULE_FIRMWARE(FIRMWARE_YELLOW_CARP_DMUB);
+#define FIRMWARE_DCN_314_DMUB "amdgpu/dcn_3_1_4_dmcub.bin"
+MODULE_FIRMWARE(FIRMWARE_DCN_314_DMUB);
 #define FIRMWARE_DCN_315_DMUB "amdgpu/dcn_3_1_5_dmcub.bin"
 MODULE_FIRMWARE(FIRMWARE_DCN_315_DMUB);
 #define FIRMWARE_DCN316_DMUB "amdgpu/dcn_3_1_6_dmcub.bin"
@@ -2011,6 +2013,10 @@ static int dm_dmub_sw_init(struct amdgpu_device *adev)
 		dmub_asic = (adev->external_rev_id == YELLOW_CARP_B0) ? DMUB_ASIC_DCN31B : DMUB_ASIC_DCN31;
 		fw_name_dmub = FIRMWARE_YELLOW_CARP_DMUB;
 		break;
+	case IP_VERSION(3, 1, 4):
+		dmub_asic = DMUB_ASIC_DCN314;
+		fw_name_dmub = FIRMWARE_DCN_314_DMUB;
+		break;
 	case IP_VERSION(3, 1, 5):
 		dmub_asic = DMUB_ASIC_DCN315;
 		fw_name_dmub = FIRMWARE_DCN_315_DMUB;
@@ -4310,6 +4316,7 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev)
 	case IP_VERSION(3, 0, 0):
 	case IP_VERSION(3, 1, 2):
 	case IP_VERSION(3, 1, 3):
+	case IP_VERSION(3, 1, 4):
 	case IP_VERSION(3, 1, 5):
 	case IP_VERSION(3, 1, 6):
 	case IP_VERSION(3, 2, 0):
@@ -4330,6 +4337,7 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev)
 		switch (adev->ip_versions[DCE_HWIP][0]) {
 		case IP_VERSION(3, 1, 2):
 		case IP_VERSION(3, 1, 3):
+		case IP_VERSION(3, 1, 4):
 		case IP_VERSION(3, 1, 5):
 		case IP_VERSION(3, 1, 6):
 		case IP_VERSION(3, 2, 0):
@@ -4453,6 +4461,7 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev)
 		case IP_VERSION(3, 0, 1):
 		case IP_VERSION(3, 1, 2):
 		case IP_VERSION(3, 1, 3):
+		case IP_VERSION(3, 1, 4):
 		case IP_VERSION(3, 1, 5):
 		case IP_VERSION(3, 1, 6):
 		case IP_VERSION(3, 2, 0):
@@ -4641,6 +4650,7 @@ static int dm_early_init(void *handle)
 		case IP_VERSION(2, 1, 0):
 		case IP_VERSION(3, 1, 2):
 		case IP_VERSION(3, 1, 3):
+		case IP_VERSION(3, 1, 4):
 		case IP_VERSION(3, 1, 5):
 		case IP_VERSION(3, 1, 6):
 		case IP_VERSION(3, 2, 0):
@@ -5391,6 +5401,7 @@ get_plane_modifiers(struct amdgpu_device *adev, unsigned int plane_type, uint64_
 			add_gfx10_1_modifiers(adev, mods, &size, &capacity);
 		break;
 	case AMDGPU_FAMILY_GC_11_0_0:
+	case AMDGPU_FAMILY_GC_11_0_2:
 		add_gfx11_modifiers(adev, mods, &size, &capacity);
 		break;
 	}
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c
index d7c41c133e2c270058d89e80ff346acf0069acd7..fbb252afb494d0528b60076cd7dd8b45639f9d28 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c
@@ -667,6 +667,7 @@ struct hdcp_workqueue *hdcp_create_workqueue(struct amdgpu_device *adev, struct
 
 		hdcp_work[i].hdcp.config.psp.handle = &adev->psp;
 		if (dc->ctx->dce_version == DCN_VERSION_3_1 ||
+		    dc->ctx->dce_version == DCN_VERSION_3_14 ||
 		    dc->ctx->dce_version == DCN_VERSION_3_15 ||
 		    dc->ctx->dce_version == DCN_VERSION_3_16)
 			hdcp_work[i].hdcp.config.psp.caps.dtm_v3_supported = 1;