Merge tag 'drm-intel-next-2016-02-29' of git://anongit.freedesktop.org/drm-intel into drm-next

- fbc by default on hsw&bdw, thanks to great work by Paulo!
- psr by default hsw,bdw,vlv&chv, thanks to great work by Rodrigo!
- fixes to hw state readout vs. rpm issues (Imre)
- dc3 fixes&improvements (Mika), this and above already cherr-pick to -fixes
- first part of locking fixes from Tvrtko
- proper atomic code for load detect (Maarten)
- more rpm fixes from Ville
- more atomic work from Maarten

* tag 'drm-intel-next-2016-02-29' of git://anongit.freedesktop.org/drm-intel: (63 commits)
  drm/i915: Update DRIVER_DATE to 20160229
  drm/i915: Execlists cannot pin a context without the object
  drm/i915: Reduce the pointer dance of i915_is_ggtt()
  drm/i915: Rename vma->*_list to *_link for consistency
  drm/i915: Balance assert_rpm_wakelock_held() for !IS_ENABLED(CONFIG_PM)
  drm/i915/lrc: Only set RS ctx enable in ctx control reg if there is a RS
  drm/i915/gen9: Set value of Indirect Context Offset based on gen version
  drm/i915: Remove update_sprite_watermarks.
  drm/i915: Kill off intel_crtc->atomic.wait_vblank, v6.
  drm/i915: Unify power domain handling.
  drm/i915: Pass crtc state to modeset_get_crtc_power_domains.
  drm/i915: Add for_each_pipe_masked()
  drm/i915: Make sure pipe interrupts are processed before turning off power well on BDW+
  drm/i915: synchronize_irq() before turning off disp2d power well on VLV/CHV
  drm/i915: Skip PIPESTAT reads from irq handler on VLV/CHV when power well is down
  drm/i915/gen9: Write dc state debugmask bits only once
  drm/i915/gen9: Extend dmc debug mask to include cores
  drm/i915/gen9: Verify and enforce dc6 state writes
  drm/i915/gen9: Check for DC state mismatch
  drm/i915/fbc: enable FBC by default on HSW and BDW
  ...

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c
index 4ab757947f15..0b42ada338c8 100644
--- a/drivers/gpu/drm/i915/intel_psr.c
+++ b/drivers/gpu/drm/i915/intel_psr.c
@@ -778,6 +778,15 @@ void intel_psr_init(struct drm_device *dev)
 	dev_priv->psr_mmio_base = IS_HASWELL(dev_priv) ?
 		HSW_EDP_PSR_BASE : BDW_EDP_PSR_BASE;
 
+	/* Per platform default */
+	if (i915.enable_psr == -1) {
+		if (IS_HASWELL(dev) || IS_BROADWELL(dev) ||
+		    IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev))
+			i915.enable_psr = 1;
+		else
+			i915.enable_psr = 0;
+	}
+
 	/* Set link_standby x link_off defaults */
 	if (IS_HASWELL(dev) || IS_BROADWELL(dev))
 		/* HSW and BDW require workarounds that we don't implement. */