[PATCH v4 0/3] drm/lima: simplify driver by using more drm helpers

[Qiang Yu]

By using shared drm helpers:
1. drm_gem_(un)lock_reservations
2. drm_gem_shmem_helpers
we can simplify lima driver a lot and benifit from updates to
these functions.

Patch series is based on drm-misc-next branch

v2:
Add drm_gem_objects_lookup_user and use it for driver which
pass user GEM handles in contious array.

v3:
improve commit comment.

v4:
Drop drm_gem_objects_lookup refine patches.

Qiang Yu (3):
  drm/lima: use drm_gem_shmem_helpers
  drm/lima: use drm_gem_(un)lock_reservations
  drm/lima: add __GFP_NOWARN flag to all dma_alloc_wc

 drivers/gpu/drm/lima/Kconfig          |   1 +
 drivers/gpu/drm/lima/Makefile         |   4 +-
 drivers/gpu/drm/lima/lima_device.c    |   2 +-
 drivers/gpu/drm/lima/lima_drv.c       |  22 +--
 drivers/gpu/drm/lima/lima_gem.c       | 195 ++++++++++----------------
 drivers/gpu/drm/lima/lima_gem.h       |  32 ++++-
 drivers/gpu/drm/lima/lima_gem_prime.c |  46 ------
 drivers/gpu/drm/lima/lima_gem_prime.h |  13 --
 drivers/gpu/drm/lima/lima_mmu.c       |   1 -
 drivers/gpu/drm/lima/lima_object.c    | 119 ----------------
 drivers/gpu/drm/lima/lima_object.h    |  35 -----
 drivers/gpu/drm/lima/lima_sched.c     |   6 +-
 drivers/gpu/drm/lima/lima_vm.c        |  87 ++++++------
 13 files changed, 148 insertions(+), 415 deletions(-)
 delete mode 100644 drivers/gpu/drm/lima/lima_gem_prime.c
 delete mode 100644 drivers/gpu/drm/lima/lima_gem_prime.h
 delete mode 100644 drivers/gpu/drm/lima/lima_object.c
 delete mode 100644 drivers/gpu/drm/lima/lima_object.h

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2.17.1