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authorAurabindo Pillai <aurabindo.pillai@amd.com>2022-12-15 17:07:55 -0500
committerAlex Deucher <alexander.deucher@amd.com>2023-01-17 15:39:33 -0500
commit762e8febab9db16fb7b3bc7f07fe27f6f544325a (patch)
tree24bc05504bbc66921da490dd4fcfd4900c373407 /drivers/gpu
parent21f6be48f813fa3d7f4557d1c190ba9d51e90f80 (diff)
drm/amd/display: fix an error check condition for synced pipes
Checking for disabled master pipe on a timing synchronized pipe is incorrect in the case of ODM combine. This case is acceptable as long as the disabled master pipe is part of the ODM tree. Skip printing error message if this condition holds true. Tested-by: Daniel Wheeler <Daniel.Wheeler@amd.com> Reviewed-by: Dillon Varone <Dillon.Varone@amd.com> Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_resource.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index 91d56a38a829..a5b5f8592c1b 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -3821,9 +3821,20 @@ void check_syncd_pipes_for_disabled_master_pipe(struct dc *dc,
pipe_ctx_check = &context->res_ctx.pipe_ctx[i];
if ((GET_PIPE_SYNCD_FROM_PIPE(pipe_ctx_check) == disabled_master_pipe_idx) &&
- IS_PIPE_SYNCD_VALID(pipe_ctx_check) && (i != disabled_master_pipe_idx))
+ IS_PIPE_SYNCD_VALID(pipe_ctx_check) && (i != disabled_master_pipe_idx)) {
+ struct pipe_ctx *first_pipe = pipe_ctx_check;
+
+ while (first_pipe->prev_odm_pipe)
+ first_pipe = first_pipe->prev_odm_pipe;
+ /* When ODM combine is enabled, this case is expected. If the disabled pipe
+ * is part of the ODM tree, then we should not print an error.
+ * */
+ if (first_pipe->pipe_idx == disabled_master_pipe_idx)
+ continue;
+
DC_ERR("DC: Failure: pipe_idx[%d] syncd with disabled master pipe_idx[%d]\n",
- i, disabled_master_pipe_idx);
+ i, disabled_master_pipe_idx);
+ }
}
}