From da6ecc5decf6243a93dd0ecae4a4a773bf21dcce Mon Sep 17 00:00:00 2001 From: Jesse Barnes Date: Fri, 8 Mar 2013 10:46:00 -0800 Subject: [PATCH] drm/i915: don't use plane pipe select on VLV MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Planes are fixed to pipes in VLV. Signed-off-by: Jesse Barnes Reviewed-by: Ville Syrjälä Signed-off-by: Daniel Vetter --- 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 f73fc3df2bf8..6953f88bf04d 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1267,7 +1267,7 @@ 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), @@ -4743,10 +4743,12 @@ 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) -- GitLab