From: Sung Lee <sung....@amd.com>
[Why]
DML Initialization was previously done on dcn21_resource initialization.
This meant that DML soc struct was populated with hardcoded values.
[How]
Move DML initialization to after updating bounding box, to use clock table
values from SMU.
Signed-off-by: Sung Lee <sung....@amd.com>
Reviewed-by: Tony Cheng <tony.ch...@amd.com>
Acked-by: Harry Wentland <harry.wentl...@amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.sique...@amd.com>
---
drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
index 0c02120311b6..1d741bca2211 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
@@ -1349,6 +1349,10 @@ static void update_bw_bounding_box(struct dc *dc, struct
clk_bw_params *bw_param
}
dcn2_1_soc.clock_limits[i] = dcn2_1_soc.clock_limits[i - 1];
dcn2_1_soc.num_states = i;
+
+ // diags does not retrieve proper values from SMU, do not update DML
instance for diags
+ if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment) &&
!IS_DIAG_DC(dc->ctx->dce_environment))
+ dml_init_instance(&dc->dml, &dcn2_1_soc, &dcn2_1_ip,
DML_PROJECT_DCN21);
}
/* Temporary Place holder until we can get them from fuse */
--
2.24.1
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