Log Message:
Update to 2.4.55:

Damien Lespiau (2):
      intel: Sync the command parser version parameter from kernel
      intel: Sync typo fix from the kernel sources.

Daniel Kurtz (8):
      eyxnos: install exynos tests if HAVE_INSTALL_TESTS
      exynos: fix two warnings
      exynos_fimg2d: fix cast from pointer to integer of different size
      exynos: remove unusable "run" target
      exynos_fimg2d_test: fix drmModeRmFB
      exynos: prime: use drmPrime*() helpers
      exynos: removed unused fd field
      drmOpenByName: remove redundant drmAvailable check

Maarten Lankhorst (2):
      exynos: do not build fimg2d_test when building without libkms support.
      bump to version 2.4.55 for release

Matt Roper (1):
      drm: Add universal plane capability bit and plane type enums

Rob Clark (2):
      freedreno: sync kernel header
      freedreno: add chip-id property

Thomas Klausner (2):
      radeon: Remove superfluous parentheses.
      radeon: Add missing header includes.

Tobias Jakobi (3):
      exynos: fix coordinate computation in g2d_copy
      exynos: fix G2D_DOUBLE_TO_FIXED for non-integer input
      exynos: fix scaling factor computation in g2d_copy_with_scale

Tvrtko Ursulin (1):
      intel: Add new userptr ioctl