Merge tag 'omapdrm-fixes-3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux into drm-next

Fixes for omapdrm, some of which were already present in 3.14, and some which
appeared in 3.15-rc1:

- fixes for primary-plane handling which caused crashes
- fix all kinds of uninit issues which prevented from unloading the omapdrm
  module.
- fixes for HDMI enable/disable issues

* tag 'omapdrm-fixes-3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux:
  drm/omap: fix the handling of fb ref counts
  drm/omap: protect omap_crtc's event with event_lock spinlock
  drm/omap: Use old_fb to synchronize between successive page flips
  drm/omap: Fix crash when using LCD3 overlay manager
  drm/omap: gem sync: wait on correct events
  drm/omap: Fix memory leak in omap_gem_op_async
  drm/omap: remove warn from debugfs
  drm/omap: remove extra plane->destroy from crtc destroy
  drm/omap: print warning when rotating non-TILER fb
  drm/omap: fix missing unref to fb's buf object
  drm/omap: fix plane rotation
  drm/omap: fix enabling/disabling of video pipeline
  drm/omap: fix missing disable for unused encoder
  drm/omap: fix race issue when unloading omapdrm
  drm/omap: fix DMM driver (un)registration
  drm/omap: fix uninit order in pdev_remove()
  drm/omap: fix output enable/disable sequence

1 files changed, 4 insertions, 5 deletions

diff --git a/drivers/gpu/drm/omapdrm/omap_gem.c b/drivers/gpu/drm/omapdrm/omap_gem.c
index c8d972763889..95dbce286a41 100644
--- a/drivers/gpu/drm/omapdrm/omap_gem.c
+++ b/drivers/gpu/drm/omapdrm/omap_gem.c
@@ -980,12 +980,9 @@ int omap_gem_resume(struct device *dev)
 #ifdef CONFIG_DEBUG_FS
 void omap_gem_describe(struct drm_gem_object *obj, struct seq_file *m)
 {
-        struct drm_device *dev = obj->dev;
         struct omap_gem_object *omap_obj = to_omap_bo(obj);
         uint64_t off;
 
-        WARN_ON(!mutex_is_locked(&dev->struct_mutex));
-
         off = drm_vma_node_start(&obj->vma_node);
 
         seq_printf(m, "%08x: %2d (%2d) %08llx %08Zx (%2d) %p %4d",
@@ -1050,10 +1047,10 @@ static inline bool is_waiting(struct omap_gem_sync_waiter *waiter)
 {
         struct omap_gem_object *omap_obj = waiter->omap_obj;
         if ((waiter->op & OMAP_GEM_READ) &&
-                        (omap_obj->sync->read_complete < waiter->read_target))
+                        (omap_obj->sync->write_complete < waiter->write_target))
                 return true;
         if ((waiter->op & OMAP_GEM_WRITE) &&
-                        (omap_obj->sync->write_complete < waiter->write_target))
+                        (omap_obj->sync->read_complete < waiter->read_target))
                 return true;
         return false;
 }
@@ -1229,6 +1226,8 @@ int omap_gem_op_async(struct drm_gem_object *obj, enum omap_gem_op op,
                 }
 
                 spin_unlock(&sync_lock);
+
+                kfree(waiter);
         }
 
         /* no waiting.. */