Merge tag 'drm-intel-next-fixes-2016-08-05' of git://anongit.freedesktop.org/drm...

3 intel fixes.

* tag 'drm-intel-next-fixes-2016-08-05' of git://anongit.freedesktop.org/drm-intel:
  drm/i915/fbdev: Check for the framebuffer before use
  drm/i915: Never fully mask the the EI up rps interrupt on SNB/IVB
  drm/i915: Wait up to 3ms for the pcu to ack the cdclk change request on SKL

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index c457eed76f1f7a1fca441d4714c2aebf95534d05..baeb75388dbe5da96c3f8e4aa0c86266415d7808 100644 (file)
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5691,15 +5691,7 @@ static bool skl_cdclk_pcu_ready(struct drm_i915_private *dev_priv)
 
 static bool skl_cdclk_wait_for_pcu_ready(struct drm_i915_private *dev_priv)
 {
-       unsigned int i;
-
-       for (i = 0; i < 15; i++) {
-               if (skl_cdclk_pcu_ready(dev_priv))
-                       return true;
-               udelay(10);
-       }
-
-       return false;
+       return _wait_for(skl_cdclk_pcu_ready(dev_priv), 3000, 10) == 0;
 }
 
 static void skl_set_cdclk(struct drm_i915_private *dev_priv, int cdclk, int vco)

diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915/intel_fbdev.c
index 86b00c6db1a6d694ad1beb97fcb37fc2cb899873..3e3632c18733502816dc169daab852910fcee814 100644 (file)
--- a/drivers/gpu/drm/i915/intel_fbdev.c
+++ b/drivers/gpu/drm/i915/intel_fbdev.c
@@ -782,7 +782,7 @@ void intel_fbdev_set_suspend(struct drm_device *dev, int state, bool synchronous
        struct intel_fbdev *ifbdev = dev_priv->fbdev;
        struct fb_info *info;
 
-       if (!ifbdev)
+       if (!ifbdev || !ifbdev->fb)
                return;
 
        info = ifbdev->helper.fbdev;
@@ -827,31 +827,28 @@ void intel_fbdev_set_suspend(struct drm_device *dev, int state, bool synchronous
 
 void intel_fbdev_output_poll_changed(struct drm_device *dev)
 {
-       struct drm_i915_private *dev_priv = to_i915(dev);
-       if (dev_priv->fbdev)
-               drm_fb_helper_hotplug_event(&dev_priv->fbdev->helper);
+       struct intel_fbdev *ifbdev = to_i915(dev)->fbdev;
+
+       if (ifbdev && ifbdev->fb)
+               drm_fb_helper_hotplug_event(&ifbdev->helper);
 }
 
 void intel_fbdev_restore_mode(struct drm_device *dev)
 {
-       int ret;
-       struct drm_i915_private *dev_priv = to_i915(dev);
-       struct intel_fbdev *ifbdev = dev_priv->fbdev;
-       struct drm_fb_helper *fb_helper;
+       struct intel_fbdev *ifbdev = to_i915(dev)->fbdev;
 
        if (!ifbdev)
                return;
 
        intel_fbdev_sync(ifbdev);
+       if (!ifbdev->fb)
+               return;
 
-       fb_helper = &ifbdev->helper;
-
-       ret = drm_fb_helper_restore_fbdev_mode_unlocked(fb_helper);
-       if (ret) {
+       if (drm_fb_helper_restore_fbdev_mode_unlocked(&ifbdev->helper)) {
                DRM_DEBUG("failed to restore crtc mode\n");
        } else {
-               mutex_lock(&fb_helper->dev->struct_mutex);
+               mutex_lock(&dev->struct_mutex);
                intel_fb_obj_invalidate(ifbdev->fb->obj, ORIGIN_GTT);
-               mutex_unlock(&fb_helper->dev->struct_mutex);
+               mutex_unlock(&dev->struct_mutex);
        }
 }

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index f4f3fcc8b3becb59c0ed5d6bdd5dd27a177f3731..97ba6c8cf907862197a42bbd9935030df0e16856 100644 (file)
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4892,7 +4892,8 @@ void gen6_rps_idle(struct drm_i915_private *dev_priv)
                else
                        gen6_set_rps(dev_priv, dev_priv->rps.idle_freq);
                dev_priv->rps.last_adj = 0;
-               I915_WRITE(GEN6_PMINTRMSK, 0xffffffff);
+               I915_WRITE(GEN6_PMINTRMSK,
+                          gen6_sanitize_rps_pm_mask(dev_priv, ~0));
        }
        mutex_unlock(&dev_priv->rps.hw_lock);