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intel_extreme: Fix LVDS polarity flags

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This commit is contained in:
Alexander von Gluck IV
2015-11-24 09:41:18 -06:00
parent bc98dc421e
commit 864275121f
1 changed files with 4 additions and 2 deletions
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src/add-ons/accelerants/intel_extreme/Ports.cpp
+4 -2
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@@ -526,9 +526,11 @@ LVDSPort::SetDisplayMode(display_mode* target, uint32 colorMode)
// Set LVDS sync polarity // Set LVDS sync polarity
lvds &= ~(LVDS_HSYNC_POLARITY | LVDS_VSYNC_POLARITY); lvds &= ~(LVDS_HSYNC_POLARITY | LVDS_VSYNC_POLARITY);
if ((target->timing.flags & B_POSITIVE_HSYNC) != 0)
// set on - polarity.
if ((target->timing.flags & B_POSITIVE_HSYNC) == 0)
lvds |= LVDS_HSYNC_POLARITY; lvds |= LVDS_HSYNC_POLARITY;
if ((target->timing.flags & B_POSITIVE_VSYNC) != 0) if ((target->timing.flags & B_POSITIVE_VSYNC) == 0)
lvds |= LVDS_VSYNC_POLARITY; lvds |= LVDS_VSYNC_POLARITY;
write32(_PortRegister(), lvds); write32(_PortRegister(), lvds);