[GIT PULL] drm-vc4-fixes-2016-06-06 for 4.7

[Eric Anholt]

  Linux 4.7-rc1 (2016-05-29 09:29:24 -0700)

are available in the git repository at:

  git at github.com:anholt/linux.git tags/drm-vc4-fixes-2016-06-06

for you to fetch changes up to 56d1fe0979dc9b73c1c12ee07722ac380d42a0c4:

  drm/vc4: Make pageflip completion handling more robust. (2016-06-06 13:00:40 -0700)

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This pull request brings in vblank/pageflip fixes I had hoped to see
merged before 4.7rc1, plus two new fixes that have come in since then.

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Herve Jourdain (1):
      drm/vc4: Fix ioctl permissions for render nodes.

Mario Kleiner (3):
      drm/vc4: Fix get_vblank_counter with proper no-op for Linux 4.4+
      drm/vc4: Fix drm_vblank_put/get imbalance in page flip path.
      drm/vc4: Make pageflip completion handling more robust.

Robert Foss (1):
      drm/vc4: Return -EBUSY if there's already a pending flip event.

 drivers/gpu/drm/vc4/vc4_crtc.c | 32 ++++++++++++++++++++++----------
 drivers/gpu/drm/vc4/vc4_drv.c  | 14 +++++++-------
 drivers/gpu/drm/vc4/vc4_kms.c  | 16 ++++++++++++----
 drivers/gpu/drm/vc4/vc4_regs.h |  4 ++++
 4 files changed, 45 insertions(+), 21 deletions(-)