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drm/nouveau/disp: fix dithering not being enabled on some eDP macbooks 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2012-05-05 00:39:21 +10:00
parent 0c75f332e5
commit a6a17859f1
1 changed files with 7 additions and 1 deletions
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8
drivers/gpu/drm/nouveau/nouveau_connector.c
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@ -654,7 +654,13 @@ nouveau_connector_detect_depth(struct drm_connector *connector)
if (nv_connector->edid && connector->display_info.bpc)
return;
/* if not, we're out of options unless we're LVDS, default to 8bpc */
/* EDID 1.4 is *supposed* to be supported on eDP, but, Apple... */
if (nv_connector->type == DCB_CONNECTOR_eDP) {
connector->display_info.bpc = 6;
return;
}
/* we're out of options unless we're LVDS, default to 8bpc */
if (nv_encoder->dcb->type != OUTPUT_LVDS) {
connector->display_info.bpc = 8;
return;