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-rw-r--r--src/soc/qualcomm/sc7280/display/disp.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/src/soc/qualcomm/sc7280/display/disp.c b/src/soc/qualcomm/sc7280/display/disp.c
index 28356f247f..fd3ed3ced1 100644
--- a/src/soc/qualcomm/sc7280/display/disp.c
+++ b/src/soc/qualcomm/sc7280/display/disp.c
@@ -28,13 +28,15 @@ void mdss_intf_tg_setup(struct edid *edid)
hsync_period = edid->mode.ha + edid->mode.hbl;
vsync_period = edid->mode.va + edid->mode.vbl;
- display_vstart = edid->mode.vbl * hsync_period + edid->mode.hbl;
- display_vend = (vsync_period * hsync_period) - 1;
+ display_vstart = (edid->mode.vbl - edid->mode.vso) * hsync_period +
+ edid->mode.hbl - edid->mode.hso;
+ display_vend = ((vsync_period - edid->mode.vso) * hsync_period) - edid->mode.hso - 1;
hsync_ctl = (hsync_period << 16) | edid->mode.hspw;
- display_hctl = edid->mode.hbl | (hsync_period - 1) << 16;
- active_vstart = edid->mode.vbl * hsync_period;
- active_vend = display_vend;
- active_hctl = display_hctl;
+ active_vstart = display_vstart;
+ active_vend = active_vstart + (edid->mode.va * hsync_period) - 1;
+ active_hctl = ((edid->mode.hbl - edid->mode.hso + edid->mode.ha - 1) << 16) |
+ (edid->mode.hbl - edid->mode.hso);
+ display_hctl = active_hctl;
write32(&mdp_intf->intf_active_v_start_f0, active_vstart);
write32(&mdp_intf->intf_active_v_end_f0, active_vend);