diff options
| author |   jsg <jsg@openbsd.org> | 2014-01-22 22:41:48 +0000 |
|---|---|---|
| committer | jsg <jsg@openbsd.org> | 2014-01-22 22:41:48 +0000 |
| commit | 28a01fd2a5b69873c3009a0168d71a66186e8820 (patch) | |
| tree | 1ddefe6a90b1597fd0cef8b0c309cb79513f8e24 | |
| parent | drm/i915: No LVDS hardware on Intel D410PT and D425KT (diff) | |
| download | wireguard-openbsd-28a01fd2a5b69873c3009a0168d71a66186e8820.tar.xz wireguard-openbsd-28a01fd2a5b69873c3009a0168d71a66186e8820.zip | |
drm/edid: add quirk for BPC in Samsung NP700G7A-S01PL notebook
From Rafal Milecki
f40ead76deb24bbb912c1791722f5ae6eabcc800 in ubuntu 3.8
49d45a31b71d7d9da74485922bdb63faf3dc9684 in mainline linux
| -rw-r--r-- | sys/dev/pci/drm/drm_edid.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/sys/dev/pci/drm/drm_edid.c b/sys/dev/pci/drm/drm_edid.c index cc3b32531da..2f27bdef94c 100644 --- a/sys/dev/pci/drm/drm_edid.c +++ b/sys/dev/pci/drm/drm_edid.c @@ -1,4 +1,4 @@ -/* $OpenBSD: drm_edid.c,v 1.7 2014/01/22 22:07:51 jsg Exp $ */ +/* $OpenBSD: drm_edid.c,v 1.8 2014/01/22 22:41:48 jsg Exp $ */ /* * Copyright (c) 2006 Luc Verhaegen (quirks list) * Copyright (c) 2007-2008 Intel Corporation @@ -67,6 +67,8 @@ #define EDID_QUIRK_DETAILED_SYNC_PP (1 << 6) /* Force reduced-blanking timings for detailed modes */ #define EDID_QUIRK_FORCE_REDUCED_BLANKING (1 << 7) +/* Force 8bpc */ +#define EDID_QUIRK_FORCE_8BPC (1 << 8) struct detailed_mode_closure { struct drm_connector *connector; @@ -127,6 +129,9 @@ static struct edid_quirk { /* Medion MD 30217 PG */ { "MED", 0x7b8, EDID_QUIRK_PREFER_LARGE_75 }, + + /* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */ + { "SEC", 0xd033, EDID_QUIRK_FORCE_8BPC }, }; /*** DDC fetch and block validation ***/ @@ -2017,6 +2022,9 @@ int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) drm_add_display_info(edid, &connector->display_info); + if (quirks & EDID_QUIRK_FORCE_8BPC) + connector->display_info.bpc = 8; + return num_modes; } EXPORT_SYMBOL(drm_add_edid_modes); |