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drm/i915: don't use plane pipe select on VLV

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Planes are fixed to pipes in VLV.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jesse Barnes 2013-03-08 10:46:00 -08:00 committed by Daniel Vetter
parent dca25cb800
commit da6ecc5dec
1 changed files with 7 additions and 5 deletions
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12
drivers/gpu/drm/i915/intel_display.c
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@ -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)