From: Dillon Varone <dillon.varone@xxxxxxx>
PMO assumes that like timings can be synchronized, but DC only allows
this if the signal types match.
Cc: stable@xxxxxxxxxxxxxxx
Reviewed-by: Austin Zheng <austin.zheng@xxxxxxx>
Signed-off-by: Dillon Varone <dillon.varone@xxxxxxx>
Signed-off-by: Hamza Mahfooz <hamza.mahfooz@xxxxxxx>
---
.../display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn4_fams2.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn4_fams2.c b/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn4_fams2.c
index 3bb5eb2e79ae..d63558ee3135 100644
--- a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn4_fams2.c
+++ b/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn4_fams2.c
@@ -941,7 +941,8 @@ static void build_synchronized_timing_groups(
for (j = i + 1; j < display_config->display_config.num_streams; j++) {
if (memcmp(master_timing,
&display_config->display_config.stream_descriptors[j].timing,
- sizeof(struct dml2_timing_cfg)) == 0) {
+ sizeof(struct dml2_timing_cfg)) == 0 &&
+ display_config->display_config.stream_descriptors[i].output.output_encoder == display_config->display_config.stream_descriptors[j].output.output_encoder) {
set_bit_in_bitfield(&pmo->scratch.pmo_dcn4.synchronized_timing_group_masks[timing_group_idx], j);
set_bit_in_bitfield(&stream_mapped_mask, j);
}
--
2.46.0
