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Merge tag 'drm-intel-fixes-2014-07-03' of git://anongit.freedesktop.org/drm-intel

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Fixes for 3.16-rc3; most importantly Jesse brings back VGA he took away
on a bunch of machines. Also a vblank fix for BDW and a power workaround
fix for VLV.

* tag 'drm-intel-fixes-2014-07-03' of git://anongit.freedesktop.org/drm-intel:
  drm/i915: Drop early VLV WA to fix Voltage not getting dropped to Vmin
  drm/i915: only apply crt_present check on VLV
  drm/i915: Wait for vblank after enabling the primary plane on BDW
This commit is contained in:
Dave Airlie 2014-07-06 07:49:59 +10:00
commit dfd7aecfd6
3 changed files with 42 additions and 1 deletions
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27
drivers/gpu/drm/i915/intel_display.c
View File

@ -2087,6 +2087,7 @@ void intel_flush_primary_plane(struct drm_i915_private *dev_priv,
static void intel_enable_primary_hw_plane(struct drm_i915_private *dev_priv,
enum plane plane, enum pipe pipe)
{
struct drm_device *dev = dev_priv->dev;
struct intel_crtc *intel_crtc =
to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
int reg;
@ -2106,6 +2107,14 @@ static void intel_enable_primary_hw_plane(struct drm_i915_private *dev_priv,
I915_WRITE(reg, val | DISPLAY_PLANE_ENABLE);
intel_flush_primary_plane(dev_priv, plane);
/*
* BDW signals flip done immediately if the plane
* is disabled, even if the plane enable is already
* armed to occur at the next vblank :(
*/
if (IS_BROADWELL(dev))
intel_wait_for_vblank(dev, intel_crtc->pipe);
}
/**
@ -11088,6 +11097,22 @@ const char *intel_output_name(int output)
return names[output];
}
static bool intel_crt_present(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (IS_ULT(dev))
return false;
if (IS_CHERRYVIEW(dev))
return false;
if (IS_VALLEYVIEW(dev) && !dev_priv->vbt.int_crt_support)
return false;
return true;
}
static void intel_setup_outputs(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
@ -11096,7 +11121,7 @@ static void intel_setup_outputs(struct drm_device *dev)
intel_lvds_init(dev);
if (!IS_ULT(dev) && !IS_CHERRYVIEW(dev) && dev_priv->vbt.int_crt_support)
if (intel_crt_present(dev))
intel_crt_init(dev);
if (HAS_DDI(dev)) {

8
drivers/gpu/drm/i915/intel_pm.c
View File

@ -3209,6 +3209,14 @@ void gen6_set_rps(struct drm_device *dev, u8 val)
*/
static void vlv_set_rps_idle(struct drm_i915_private *dev_priv)
{
struct drm_device *dev = dev_priv->dev;
/* Latest VLV doesn't need to force the gfx clock */
if (dev->pdev->revision >= 0xd) {
valleyview_set_rps(dev_priv->dev, dev_priv->rps.min_freq_softlimit);
return;
}
/*
* When we are idle. Drop to min voltage state.
*/

8
drivers/gpu/drm/i915/intel_sprite.c
View File

@ -690,6 +690,14 @@ intel_post_enable_primary(struct drm_crtc *crtc)
struct drm_device *dev = crtc->dev;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
/*
* BDW signals flip done immediately if the plane
* is disabled, even if the plane enable is already
* armed to occur at the next vblank :(
*/
if (IS_BROADWELL(dev))
intel_wait_for_vblank(dev, intel_crtc->pipe);
/*
* FIXME IPS should be fine as long as one plane is
* enabled, but in practice it seems to have problems