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-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 4e7dcb330da..8f4f6bd33ee 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -374,6 +374,10 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
}
out:
+ if ((pfit_control & PFIT_ENABLE) == 0) {
+ pfit_control = 0;
+ pfit_pgm_ratios = 0;
+ }
if (pfit_control != intel_lvds->pfit_control ||
pfit_pgm_ratios != intel_lvds->pfit_pgm_ratios) {
intel_lvds->pfit_control = pfit_control;