From: Yongqiang Sun <[email protected]>
Change-Id: I1a7819cdb737b9cdab31479c91a389119f23b296
Signed-off-by: Yongqiang Sun <[email protected]>
Reviewed-by: Tony Cheng <[email protected]>
Acked-by: Harry Wentland <[email protected]>
---
drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c | 1 +
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 2 +-
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
index 5e5766a63a47..6c85a54e47d6 100644
--- a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
+++ b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
@@ -581,6 +581,7 @@ static void split_stream_across_pipes(
secondary_pipe->plane_res.ipp = pool->ipps[secondary_pipe->pipe_idx];
secondary_pipe->plane_res.xfm =
pool->transforms[secondary_pipe->pipe_idx];
if (primary_pipe->bottom_pipe) {
+ ASSERT(primary_pipe->bottom_pipe != secondary_pipe);
secondary_pipe->bottom_pipe = primary_pipe->bottom_pipe;
secondary_pipe->bottom_pipe->top_pipe = secondary_pipe;
}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index bd023299e2af..498680a9b996 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -2358,7 +2358,7 @@ static void program_all_pipe_in_tree(
verify_allow_pstate_change_high(dc->hwseq);
}
- if (pipe_ctx->bottom_pipe != NULL)
+ if (pipe_ctx->bottom_pipe != NULL && pipe_ctx->bottom_pipe != pipe_ctx)
program_all_pipe_in_tree(dc, pipe_ctx->bottom_pipe, context);
}
--
2.11.0
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