From: Anthony Koo <Anthony.Koo@xxxxxxx>
[Why]
It is causing green Line at the bottom of SDR 480p
MPO playback
[How]
Limit workaround to vertical > 512
Signed-off-by: Anthony Koo <Anthony.Koo@xxxxxxx>
Reviewed-by: Tony Cheng <Tony.Cheng@xxxxxxx>
Acked-by: Leo Li <sunpeng.li@xxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c
index 38661b9c61f8..332bf3d3a664 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c
@@ -200,7 +200,7 @@ void hubp21_set_viewport(
* Disable w/a when rotated 180 degrees, causes vertical chroma offset
*/
patched_viewport_height = viewport_c->height;
- if (viewport_c->height != 0 && debug->nv12_iflip_vm_wa &&
+ if (debug->nv12_iflip_vm_wa && viewport_c->height > 512 &&
rotation != ROTATION_ANGLE_180) {
int pte_row_height = 0;
int pte_rows = 0;
--
2.24.0
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