/* * Copyright 2017 Valve Corporation * * 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: Andres Rodriguez */ #include #include #include #include #include "amdgpu.h" #include "amdgpu_sched.h" #include "amdgpu_vm.h" static int amdgpu_sched_process_priority_override(struct amdgpu_device *adev, int fd, int32_t priority) { STUB(); return -ENOSYS; #ifdef notyet struct fd f = fdget(fd); struct amdgpu_fpriv *fpriv; struct amdgpu_ctx_mgr *mgr; struct amdgpu_ctx *ctx; uint32_t id; int r; if (!f.file) return -EINVAL; r = amdgpu_file_to_fpriv(f.file, &fpriv); if (r) { fdput(f); return r; } mgr = &fpriv->ctx_mgr; mutex_lock(&mgr->lock); idr_for_each_entry(&mgr->ctx_handles, ctx, id) amdgpu_ctx_priority_override(ctx, priority); mutex_unlock(&mgr->lock); fdput(f); return 0; #endif } static int amdgpu_sched_context_priority_override(struct amdgpu_device *adev, int fd, unsigned ctx_id, int32_t priority) { STUB(); return -ENOSYS; #ifdef notyet struct fd f = fdget(fd); struct amdgpu_fpriv *fpriv; struct amdgpu_ctx *ctx; int r; if (!f.file) return -EINVAL; r = amdgpu_file_to_fpriv(f.file, &fpriv); if (r) { fdput(f); return r; } ctx = amdgpu_ctx_get(fpriv, ctx_id); if (!ctx) { fdput(f); return -EINVAL; } amdgpu_ctx_priority_override(ctx, priority); amdgpu_ctx_put(ctx); fdput(f); return 0; #endif } int amdgpu_sched_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { union drm_amdgpu_sched *args = data; struct amdgpu_device *adev = drm_to_adev(dev); int r; /* First check the op, then the op's argument. */ switch (args->in.op) { case AMDGPU_SCHED_OP_PROCESS_PRIORITY_OVERRIDE: case AMDGPU_SCHED_OP_CONTEXT_PRIORITY_OVERRIDE: break; default: DRM_ERROR("Invalid sched op specified: %d\n", args->in.op); return -EINVAL; } if (!amdgpu_ctx_priority_is_valid(args->in.priority)) { WARN(1, "Invalid context priority %d\n", args->in.priority); return -EINVAL; } switch (args->in.op) { case AMDGPU_SCHED_OP_PROCESS_PRIORITY_OVERRIDE: r = amdgpu_sched_process_priority_override(adev, args->in.fd, args->in.priority); break; case AMDGPU_SCHED_OP_CONTEXT_PRIORITY_OVERRIDE: r = amdgpu_sched_context_priority_override(adev, args->in.fd, args->in.ctx_id, args->in.priority); break; default: /* Impossible. */ r = -EINVAL; break; } return r; }