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path: root/drivers/gpu/drm/nouveau/nouveau_bios.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bios.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_bios.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index 2aef5cd..6bdab89 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -6228,7 +6228,7 @@ parse_dcb15_entry(struct drm_device *dev, struct dcb_table *dcb,
entry->tvconf.has_component_output = false;
break;
case OUTPUT_LVDS:
- if ((conn & 0x00003f00) != 0x10)
+ if ((conn & 0x00003f00) >> 8 != 0x10)
entry->lvdsconf.use_straps_for_mode = true;
entry->lvdsconf.use_power_scripts = true;
break;
@@ -6310,6 +6310,9 @@ void merge_like_dcb_entries(struct drm_device *dev, struct dcb_table *dcb)
static bool
apply_dcb_encoder_quirks(struct drm_device *dev, int idx, u32 *conn, u32 *conf)
{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct dcb_table *dcb = &dev_priv->vbios.dcb;
+
/* Dell Precision M6300
* DCB entry 2: 02025312 00000010
* DCB entry 3: 02026312 00000020
@@ -6327,6 +6330,18 @@ apply_dcb_encoder_quirks(struct drm_device *dev, int idx, u32 *conn, u32 *conf)
return false;
}
+ /* GeForce3 Ti 200
+ *
+ * DCB reports an LVDS output that should be TMDS:
+ * DCB entry 1: f2005014 ffffffff
+ */
+ if (nv_match_device(dev, 0x0201, 0x1462, 0x8851)) {
+ if (*conn == 0xf2005014 && *conf == 0xffffffff) {
+ fabricate_dcb_output(dcb, OUTPUT_TMDS, 1, 1, 1);
+ return false;
+ }
+ }
+
return true;
}
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