linux_dsm_epyc7002/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h
Dave Airlie 220196b384 Merge tag 'topic/drm-misc-2016-10-27' of git://anongit.freedesktop.org/git/drm-intel into drm-next
Pull request already again to get the s/fence/dma_fence/ stuff in and
allow everyone to resync. Otherwise really just misc stuff all over, and a
new bridge driver.

* tag 'topic/drm-misc-2016-10-27' of git://anongit.freedesktop.org/git/drm-intel:
  drm/bridge: fix platform_no_drv_owner.cocci warnings
  drm/bridge: fix semicolon.cocci warnings
  drm: Print some debug/error info during DP dual mode detect
  drm: mark drm_of_component_match_add dummy inline
  drm/bridge: add Silicon Image SiI8620 driver
  dt-bindings: add Silicon Image SiI8620 bridge bindings
  video: add header file for Mobile High-Definition Link (MHL) interface
  drm: convert DT component matching to component_match_add_release()
  dma-buf: Rename struct fence to dma_fence
  dma-buf/fence: add an lockdep_assert_held()
  drm/dp: Factor out helper to distinguish between branch and sink devices
  drm/edid: Only print the bad edid when aborting
  drm/msm: add missing header dependencies
  drm/msm/adreno: move function declarations to header file
  drm/i2c/tda998x: mark symbol static where possible
  doc: add missing docbook parameter for fence-array
  drm: RIP mode_config->rotation_property
  drm/msm/mdp5: Advertize 180 degree rotation
  drm/msm/mdp5: Use per-plane rotation property
2016-10-28 11:33:52 +10:00

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C

/*
* Copyright 2016 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Christian König
*/
#ifndef __AMDGPU_SYNC_H__
#define __AMDGPU_SYNC_H__
#include <linux/hashtable.h>
struct dma_fence;
struct reservation_object;
struct amdgpu_device;
struct amdgpu_ring;
/*
* Container for fences used to sync command submissions.
*/
struct amdgpu_sync {
DECLARE_HASHTABLE(fences, 4);
struct dma_fence *last_vm_update;
};
void amdgpu_sync_create(struct amdgpu_sync *sync);
int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync,
struct dma_fence *f);
int amdgpu_sync_resv(struct amdgpu_device *adev,
struct amdgpu_sync *sync,
struct reservation_object *resv,
void *owner);
struct dma_fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync,
struct amdgpu_ring *ring);
struct dma_fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync);
void amdgpu_sync_free(struct amdgpu_sync *sync);
int amdgpu_sync_init(void);
void amdgpu_sync_fini(void);
#endif