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author | 2018-07-18 16:34:49 +0200 | |
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committer | 2018-08-27 11:10:48 -0500 | |
commit | 8290268f31b8c1bc3d331212b60ae7fb2262e20d (patch) | |
tree | 084d5f17eee394fb935faa84527be88a25d7c75f /drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h | |
parent | drm/amdgpu: remove ring lru handling (diff) | |
download | linux-8290268f31b8c1bc3d331212b60ae7fb2262e20d.tar.gz linux-8290268f31b8c1bc3d331212b60ae7fb2262e20d.tar.bz2 linux-8290268f31b8c1bc3d331212b60ae7fb2262e20d.zip |
drm/amdgpu: move context related stuff to amdgpu_ctx.h
Further unmangle amdgpu.h.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h new file mode 100644 index 000000000000..5664b1f54142 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h @@ -0,0 +1,84 @@ +/* + * Copyright 2018 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. + * + */ +#ifndef __AMDGPU_CTX_H__ +#define __AMDGPU_CTX_H__ + +#include "amdgpu_ring.h" + +struct drm_device; +struct drm_file; +struct amdgpu_fpriv; + +struct amdgpu_ctx_ring { + uint64_t sequence; + struct dma_fence **fences; + struct drm_sched_entity entity; +}; + +struct amdgpu_ctx { + struct kref refcount; + struct amdgpu_device *adev; + unsigned reset_counter; + unsigned reset_counter_query; + uint32_t vram_lost_counter; + spinlock_t ring_lock; + struct dma_fence **fences; + struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS]; + bool preamble_presented; + enum drm_sched_priority init_priority; + enum drm_sched_priority override_priority; + struct mutex lock; + atomic_t guilty; +}; + +struct amdgpu_ctx_mgr { + struct amdgpu_device *adev; + struct mutex lock; + /* protected by lock */ + struct idr ctx_handles; +}; + +struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id); +int amdgpu_ctx_put(struct amdgpu_ctx *ctx); + +int amdgpu_ctx_get_ring(struct amdgpu_ctx *ctx, + u32 hw_ip, u32 instance, u32 ring, + struct amdgpu_ring **out_ring); +int amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring, + struct dma_fence *fence, uint64_t *seq); +struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, + struct amdgpu_ring *ring, uint64_t seq); +void amdgpu_ctx_priority_override(struct amdgpu_ctx *ctx, + enum drm_sched_priority priority); + +int amdgpu_ctx_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); + +int amdgpu_ctx_wait_prev_fence(struct amdgpu_ctx *ctx, unsigned ring_id); + +void amdgpu_ctx_mgr_init(struct amdgpu_ctx_mgr *mgr); +void amdgpu_ctx_mgr_entity_fini(struct amdgpu_ctx_mgr *mgr); +void amdgpu_ctx_mgr_entity_flush(struct amdgpu_ctx_mgr *mgr); +void amdgpu_ctx_mgr_fini(struct amdgpu_ctx_mgr *mgr); + +#endif |