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drm/radeon/kms: don't enable underscan with interlaced modes

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They aren't compatible.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2010-09-10 03:19:05 -04:00 committed by Dave Airlie
parent aa74fbb4c9
commit e6db0da02e
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/radeon/radeon_display.c
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@ -1151,6 +1151,7 @@ bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
/* fix up for overscan on hdmi */
if (ASIC_IS_AVIVO(rdev) &&
(!(mode->flags & DRM_MODE_FLAG_INTERLACE)) &&
((radeon_encoder->underscan_type == UNDERSCAN_ON) ||
((radeon_encoder->underscan_type == UNDERSCAN_AUTO) &&
drm_detect_hdmi_monitor(radeon_connector->edid) &&