Later gen can proceed immediately with the modesetting as it is automatically double-buffered.
References: https://bugs.freedesktop.org/show_bug.cgi?id=34601 Cc: Jesse Barnes <[email protected]> Signed-off-by: Chris Wilson <[email protected]> --- drivers/gpu/drm/i915/intel_display.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 2f63999..95f21d1 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1618,7 +1618,9 @@ static void intel_disable_plane(struct drm_i915_private *dev_priv, I915_WRITE(reg, val & ~DISPLAY_PLANE_ENABLE); intel_flush_display_plane(dev_priv, plane); - intel_wait_for_vblank(dev_priv->dev, pipe); + + if (dev_priv->info->gen == 2) + intel_wait_for_vblank(dev_priv->dev, pipe); } static void disable_pch_dp(struct drm_i915_private *dev_priv, -- 1.7.2.3 _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
