[PATCH 00/17] Convert TTM to the new fence interface.

[Mike Lothian]

Hi Maarten

Will this stop the stuttering I've been seeing with DRI3 and PRIME? Or will
other patches / plumbing be required

Cheers

Mike
On 9 Jul 2014 13:29, "Maarten Lankhorst" <maarten.lankhorst at canonical.com>
wrote:

> This series applies on top of the driver-core-next branch of
> git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git
>
> Before converting ttm to the new fence interface I had to fix some
> drivers to require a reservation before poking with fence_obj.
> After flipping the switch RCU becomes available instead, and
> the extra reservations can be dropped again. :-)
>
> I've done at least basic testing on all the drivers I've converted
> at some point, but more testing is definitely welcomed!
>
> ---
>
> Maarten Lankhorst (17):
>       drm/ttm: add interruptible parameter to ttm_eu_reserve_buffers
>       drm/ttm: kill off some members to ttm_validate_buffer
>       drm/nouveau: add reservation to nouveau_gem_ioctl_cpu_prep
>       drm/nouveau: require reservations for nouveau_fence_sync and
> nouveau_bo_fence
>       drm/ttm: call ttm_bo_wait while inside a reservation
>       drm/ttm: kill fence_lock
>       drm/nouveau: rework to new fence interface
>       drm/radeon: add timeout argument to radeon_fence_wait_seq
>       drm/radeon: use common fence implementation for fences
>       drm/qxl: rework to new fence interface
>       drm/vmwgfx: get rid of different types of fence_flags entirely
>       drm/vmwgfx: rework to new fence interface
>       drm/ttm: flip the switch, and convert to dma_fence
>       drm/nouveau: use rcu in nouveau_gem_ioctl_cpu_prep
>       drm/radeon: use rcu waits in some ioctls
>       drm/vmwgfx: use rcu in vmw_user_dmabuf_synccpu_grab
>       drm/ttm: use rcu in core ttm
>
>  drivers/gpu/drm/nouveau/core/core/event.c |    4
>  drivers/gpu/drm/nouveau/nouveau_bo.c      |   59 +---
>  drivers/gpu/drm/nouveau/nouveau_display.c |   25 +-
>  drivers/gpu/drm/nouveau/nouveau_fence.c   |  431
> +++++++++++++++++++----------
>  drivers/gpu/drm/nouveau/nouveau_fence.h   |   22 +
>  drivers/gpu/drm/nouveau/nouveau_gem.c     |   55 +---
>  drivers/gpu/drm/nouveau/nv04_fence.c      |    4
>  drivers/gpu/drm/nouveau/nv10_fence.c      |    4
>  drivers/gpu/drm/nouveau/nv17_fence.c      |    2
>  drivers/gpu/drm/nouveau/nv50_fence.c      |    2
>  drivers/gpu/drm/nouveau/nv84_fence.c      |   11 -
>  drivers/gpu/drm/qxl/Makefile              |    2
>  drivers/gpu/drm/qxl/qxl_cmd.c             |    7
>  drivers/gpu/drm/qxl/qxl_debugfs.c         |   16 +
>  drivers/gpu/drm/qxl/qxl_drv.h             |   20 -
>  drivers/gpu/drm/qxl/qxl_fence.c           |   91 ------
>  drivers/gpu/drm/qxl/qxl_kms.c             |    1
>  drivers/gpu/drm/qxl/qxl_object.c          |    2
>  drivers/gpu/drm/qxl/qxl_object.h          |    6
>  drivers/gpu/drm/qxl/qxl_release.c         |  172 ++++++++++--
>  drivers/gpu/drm/qxl/qxl_ttm.c             |   93 ------
>  drivers/gpu/drm/radeon/radeon.h           |   15 -
>  drivers/gpu/drm/radeon/radeon_cs.c        |   10 +
>  drivers/gpu/drm/radeon/radeon_device.c    |   60 ++++
>  drivers/gpu/drm/radeon/radeon_display.c   |   21 +
>  drivers/gpu/drm/radeon/radeon_fence.c     |  283 +++++++++++++++----
>  drivers/gpu/drm/radeon/radeon_gem.c       |   19 +
>  drivers/gpu/drm/radeon/radeon_object.c    |    8 -
>  drivers/gpu/drm/radeon/radeon_ttm.c       |   34 --
>  drivers/gpu/drm/radeon/radeon_uvd.c       |   10 -
>  drivers/gpu/drm/radeon/radeon_vm.c        |   16 +
>  drivers/gpu/drm/ttm/ttm_bo.c              |  187 ++++++-------
>  drivers/gpu/drm/ttm/ttm_bo_util.c         |   28 --
>  drivers/gpu/drm/ttm/ttm_bo_vm.c           |    3
>  drivers/gpu/drm/ttm/ttm_execbuf_util.c    |  146 +++-------
>  drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c    |   47 ---
>  drivers/gpu/drm/vmwgfx/vmwgfx_drv.h       |    1
>  drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c   |   24 --
>  drivers/gpu/drm/vmwgfx/vmwgfx_fence.c     |  329 ++++++++++++----------
>  drivers/gpu/drm/vmwgfx/vmwgfx_fence.h     |   35 +-
>  drivers/gpu/drm/vmwgfx/vmwgfx_resource.c  |   43 +--
>  include/drm/ttm/ttm_bo_api.h              |    7
>  include/drm/ttm/ttm_bo_driver.h           |   29 --
>  include/drm/ttm/ttm_execbuf_util.h        |   22 +
>  44 files changed, 1256 insertions(+), 1150 deletions(-)
>  delete mode 100644 drivers/gpu/drm/qxl/qxl_fence.c
>
> --
> Signature
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