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authorAdam Jackson <ajax@redhat.com>2010-07-16 20:46:32 +0200
committerEric Anholt <eric@anholt.net>2010-08-02 04:38:12 +0200
commit81a14b46846fea0741902e8d8dfcc6c6c78154c8 (patch)
tree17e5bc72776757f2ebe03d3b66f107ebb96f0e44
parentdrm/i915/hdmi: Set sync polarity based on actual mode (diff)
downloadlinux-81a14b46846fea0741902e8d8dfcc6c6c78154c8.tar.xz
linux-81a14b46846fea0741902e8d8dfcc6c6c78154c8.zip
drm/i915/sdvo: Set sync polarity based on actual mode
Signed-off-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Eric Anholt <eric@anholt.net>
-rw-r--r--drivers/gpu/drm/i915/intel_sdvo.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 76993ac16cc1..8b2bfc005c59 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -1237,9 +1237,11 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
/* Set the SDVO control regs. */
if (IS_I965G(dev)) {
- sdvox |= SDVO_BORDER_ENABLE |
- SDVO_VSYNC_ACTIVE_HIGH |
- SDVO_HSYNC_ACTIVE_HIGH;
+ sdvox |= SDVO_BORDER_ENABLE;
+ if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
+ sdvox |= SDVO_VSYNC_ACTIVE_HIGH;
+ if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
+ sdvox |= SDVO_HSYNC_ACTIVE_HIGH;
} else {
sdvox |= I915_READ(sdvo_priv->sdvo_reg);
switch (sdvo_priv->sdvo_reg) {