| Date | Sun, 17 Jun 2012 18:59:51 +0100 | From | Ben Hutchings <> | Subject | [ 10/69] drm/nouveau/disp: fix dithering not being enabled on some eDP macbooks |
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3.2-stable review patch. If anyone has any objections, please let me know.
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From: Ben Skeggs <bskeggs@redhat.com>
commit a6a17859f1bdf607650ee055101f54c5f207762b upstream.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com> [Maarten Lankhorst backported to 3.2, changing nv_connector->type to nv_connector->dcb->type] Signed-off-by: Ben Hutchings <ben@decadent.org.uk> --- --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -616,7 +616,13 @@ 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->dcb->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;
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