Fix htotal and vtotal parameters derived from
DTD block of VBT.
Fixes: 33ef6d4fd8df ("drm/i915/vbt: Handle generic DTD block")
Signed-off-by: Vandita Kulkarni <vandita.kulkarni@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_bios.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index 1e675aa55938..942a073d5768 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -366,14 +366,16 @@ parse_generic_dtd(struct drm_i915_private *dev_priv,
panel_fixed_mode->hdisplay + dtd->hfront_porch;
panel_fixed_mode->hsync_end =
panel_fixed_mode->hsync_start + dtd->hsync;
- panel_fixed_mode->htotal = panel_fixed_mode->hsync_end;
+ panel_fixed_mode->htotal =
+ panel_fixed_mode->hdisplay + dtd->hblank;
panel_fixed_mode->vdisplay = dtd->vactive;
panel_fixed_mode->vsync_start =
panel_fixed_mode->vdisplay + dtd->vfront_porch;
panel_fixed_mode->vsync_end =
panel_fixed_mode->vsync_start + dtd->vsync;
- panel_fixed_mode->vtotal = panel_fixed_mode->vsync_end;
+ panel_fixed_mode->vtotal =
+ panel_fixed_mode->vdisplay + dtd->vblank;
panel_fixed_mode->clock = dtd->pixel_clock;
panel_fixed_mode->width_mm = dtd->width_mm;
--
2.21.0.5.gaeb582a
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