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drm/amd/display: add pipe topology update log

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Given an issue with pipe topology transition. It is very hard to tell
the before and after pipe topology without a pipe topology logging. The
change adds such logging to help with visualizing the issue.

Reviewed-by: Jun Lei <jun.lei@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Wenjing Liu <wenjing.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Wenjing Liu
2023-08-14 17:00:22 -04:00
committed by Alex Deucher
parent 39d39a0196
commit d8bafc2b1e
3 changed files with 168 additions and 8 deletions
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7
drivers/gpu/drm/amd/display/dc/inc/resource.h
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@@ -437,6 +437,13 @@ int resource_get_odm_slice_count(const struct pipe_ctx *otg_master);
/* Get the ODM slice index counting from 0 from left most slice */
int resource_get_odm_slice_index(const struct pipe_ctx *opp_head);
/* determine if pipe topology is changed between state a and state b */
bool resource_is_pipe_topology_changed(const struct dc_state *state_a,
const struct dc_state *state_b);
/* log the pipe topology update in state */
void resource_log_pipe_topology_update(struct dc *dc, struct dc_state *state);
/*
* Look for a free pipe in new resource context that is used as a secondary OPP
* head by cur_otg_master.