diff options
| author | Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> | 2022-12-06 10:06:14 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-01-03 16:57:57 -0500 |
| commit | 324de40a56550e22b0a5ec40442ee13d5a0e7688 (patch) | |
| tree | 6f23334f99c8a939617c8887ee6b52007b82b28f /drivers/gpu/drm/amd/display/dc/dc_link.h | |
| parent | 2d90a1c054831338d57b39aec4d273cf3e867590 (diff) | |
drm/amd/display: fix dc_get_edp_link_panel_inst to only consider links with panels
This function is meant to be used on multi-edp systems and only makes sense
if only links with connected panels are considered.
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_link.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_link.h | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 2e18bcf6b11a..8565bbb75177 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -335,15 +335,18 @@ static inline bool dc_get_edp_link_panel_inst(const struct dc *dc, unsigned int *inst_out) { struct dc_link *edp_links[MAX_NUM_EDP]; - int edp_num; + int edp_num, i; - if (link->connector_signal != SIGNAL_TYPE_EDP) + *inst_out = 0; + if (link->connector_signal != SIGNAL_TYPE_EDP || !link->local_sink) return false; get_edp_links(dc, edp_links, &edp_num); - if ((edp_num > 1) && (link->link_index > edp_links[0]->link_index)) - *inst_out = 1; - else - *inst_out = 0; + for (i = 0; i < edp_num; i++) { + if (link == edp_links[i]) + break; + if (edp_links[i]->local_sink) + (*inst_out)++; + } return true; } |