diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_panel.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c index 2b4b359b8342..69ce77711b7c 100644 --- a/drivers/gpu/drm/i915/display/intel_panel.c +++ b/drivers/gpu/drm/i915/display/intel_panel.c @@ -85,9 +85,10 @@ static bool is_alt_drrs_mode(const struct drm_display_mode *mode, static bool is_alt_fixed_mode(const struct drm_display_mode *mode, const struct drm_display_mode *preferred_mode) { - return drm_mode_match(mode, preferred_mode, - DRM_MODE_MATCH_FLAGS | - DRM_MODE_MATCH_3D_FLAGS) && + u32 sync_flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NHSYNC | + DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_NVSYNC; + + return (mode->flags & ~sync_flags) == (preferred_mode->flags & ~sync_flags) && mode->hdisplay == preferred_mode->hdisplay && mode->vdisplay == preferred_mode->vdisplay; } |