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drm/nouveau/kms: avoid adding scaler-only modes the same as the panel's native mode

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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2014-12-22 17:28:35 +10:00
parent 576f79116e
commit f0d15402a3
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/nouveau/nouveau_connector.c
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@ -672,7 +672,9 @@ nouveau_connector_scaler_modes_add(struct drm_connector *connector)
while (mode->hdisplay) {
if (mode->hdisplay <= native->hdisplay &&
mode->vdisplay <= native->vdisplay) {
mode->vdisplay <= native->vdisplay &&
(mode->hdisplay != native->hdisplay ||
mode->vdisplay != native->vdisplay)) {
m = drm_cvt_mode(dev, mode->hdisplay, mode->vdisplay,
drm_mode_vrefresh(native), false,
false, false);