From: Alvin Lee <alvin.l...@amd.com>

A new check was added to ensure FPO is not enabled when the FPO pipe has
0 planes. This requires the stream status to check the plane count, but
the stream status was not assigned for FPO + Vactive cases which leads
to FPO not be enabled always.

Reviewed-by: Relja Vojvodic <relja.vojvo...@amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.sique...@amd.com>
Signed-off-by: Alvin Lee <alvin.l...@amd.com>
---
 drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c 
b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c
index cca6436ecdf5..f698a7e63291 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c
@@ -554,7 +554,8 @@ struct dc_stream_state 
*dcn32_can_support_mclk_switch_using_fw_based_vblank_stre
                DC_FP_START();
                dcn32_assign_fpo_vactive_candidate(dc, context, 
&fpo_candidate_stream);
                DC_FP_END();
-
+               if (fpo_candidate_stream)
+                       fpo_stream_status = dc_state_get_stream_status(context, 
fpo_candidate_stream);
                DC_FP_START();
                is_fpo_vactive = dcn32_find_vactive_pipe(dc, context, 
dc->debug.fpo_vactive_min_active_margin_us);
                DC_FP_END();
-- 
2.42.0

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