Planes are fixed to pipes in VLV. Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org> --- drivers/gpu/drm/i915/intel_display.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index f1d6404..5e338c6 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1272,7 +1272,7 @@ static void assert_planes_disabled(struct drm_i915_private *dev_priv, int cur_pipe; /* Planes are fixed to pipes on ILK+ */ - if (HAS_PCH_SPLIT(dev_priv->dev)) { + if (HAS_PCH_SPLIT(dev_priv->dev) || IS_VALLEYVIEW(dev_priv->dev)) { reg = DSPCNTR(pipe); val = I915_READ(reg); WARN((val & DISPLAY_PLANE_ENABLE), @@ -4872,10 +4872,12 @@ static int i9xx_crtc_mode_set(struct drm_crtc *crtc, /* Set up the display plane register */ dspcntr = DISPPLANE_GAMMA_ENABLE; - if (pipe == 0) - dspcntr &= ~DISPPLANE_SEL_PIPE_MASK; - else - dspcntr |= DISPPLANE_SEL_PIPE_B; + if (!IS_VALLEYVIEW(dev)) { + if (pipe == 0) + dspcntr &= ~DISPPLANE_SEL_PIPE_MASK; + else + dspcntr |= DISPPLANE_SEL_PIPE_B; + } if (pipe == 0 && INTEL_INFO(dev)->gen < 4) { /* Enable pixel doubling when the dot clock is > 90% of the (display) -- 1.7.10.4