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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/gpu/drm/amd/amdgpu/amdgpu_ids.h | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ids.h')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ids.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.h new file mode 100644 index 0000000000..fa8c42c83d --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.h @@ -0,0 +1,94 @@ +/* + * Copyright 2017 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_IDS_H__ +#define __AMDGPU_IDS_H__ + +#include <linux/types.h> +#include <linux/mutex.h> +#include <linux/list.h> +#include <linux/dma-fence.h> + +#include "amdgpu_sync.h" + +/* maximum number of VMIDs */ +#define AMDGPU_NUM_VMID 16 + +struct amdgpu_device; +struct amdgpu_vm; +struct amdgpu_ring; +struct amdgpu_sync; +struct amdgpu_job; + +struct amdgpu_vmid { + struct list_head list; + struct amdgpu_sync active; + struct dma_fence *last_flush; + uint64_t owner; + + uint64_t pd_gpu_addr; + /* last flushed PD/PT update */ + uint64_t flushed_updates; + + uint32_t current_gpu_reset_count; + + uint32_t gds_base; + uint32_t gds_size; + uint32_t gws_base; + uint32_t gws_size; + uint32_t oa_base; + uint32_t oa_size; + + unsigned pasid; + struct dma_fence *pasid_mapping; +}; + +struct amdgpu_vmid_mgr { + struct mutex lock; + unsigned num_ids; + struct list_head ids_lru; + struct amdgpu_vmid ids[AMDGPU_NUM_VMID]; + struct amdgpu_vmid *reserved; + unsigned int reserved_use_count; +}; + +int amdgpu_pasid_alloc(unsigned int bits); +void amdgpu_pasid_free(u32 pasid); +void amdgpu_pasid_free_delayed(struct dma_resv *resv, + u32 pasid); + +bool amdgpu_vmid_had_gpu_reset(struct amdgpu_device *adev, + struct amdgpu_vmid *id); +int amdgpu_vmid_alloc_reserved(struct amdgpu_device *adev, + unsigned vmhub); +void amdgpu_vmid_free_reserved(struct amdgpu_device *adev, + unsigned vmhub); +int amdgpu_vmid_grab(struct amdgpu_vm *vm, struct amdgpu_ring *ring, + struct amdgpu_job *job, struct dma_fence **fence); +void amdgpu_vmid_reset(struct amdgpu_device *adev, unsigned vmhub, + unsigned vmid); +void amdgpu_vmid_reset_all(struct amdgpu_device *adev); + +void amdgpu_vmid_mgr_init(struct amdgpu_device *adev); +void amdgpu_vmid_mgr_fini(struct amdgpu_device *adev); + +#endif |