111 lines
3.2 KiB
C
111 lines
3.2 KiB
C
/*
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* Copyright 2023 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "priv.h"
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#include <core/object.h>
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#include <subdev/gsp.h>
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#include <engine/fifo.h>
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#include <nvrm/nvtypes.h>
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#include <nvrm/535.113.01/common/sdk/nvidia/inc/nvos.h>
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struct r535_nvenc_obj {
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struct nvkm_object object;
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struct nvkm_gsp_object rm;
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};
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static void *
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r535_nvenc_obj_dtor(struct nvkm_object *object)
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{
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struct r535_nvenc_obj *obj = container_of(object, typeof(*obj), object);
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nvkm_gsp_rm_free(&obj->rm);
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return obj;
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}
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static const struct nvkm_object_func
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r535_nvenc_obj = {
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.dtor = r535_nvenc_obj_dtor,
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};
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static int
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r535_nvenc_obj_ctor(const struct nvkm_oclass *oclass, void *argv, u32 argc,
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struct nvkm_object **pobject)
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{
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struct nvkm_chan *chan = nvkm_uchan_chan(oclass->parent);
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struct r535_nvenc_obj *obj;
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NV_MSENC_ALLOCATION_PARAMETERS *args;
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if (!(obj = kzalloc(sizeof(*obj), GFP_KERNEL)))
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return -ENOMEM;
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nvkm_object_ctor(&r535_nvenc_obj, oclass, &obj->object);
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*pobject = &obj->object;
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args = nvkm_gsp_rm_alloc_get(&chan->rm.object, oclass->handle, oclass->base.oclass,
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sizeof(*args), &obj->rm);
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if (WARN_ON(IS_ERR(args)))
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return PTR_ERR(args);
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args->size = sizeof(*args);
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args->engineInstance = oclass->engine->subdev.inst;
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return nvkm_gsp_rm_alloc_wr(&obj->rm, args);
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}
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static void *
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r535_nvenc_dtor(struct nvkm_engine *engine)
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{
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struct nvkm_nvenc *nvenc = nvkm_nvenc(engine);
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kfree(nvenc->engine.func);
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return nvenc;
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}
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int
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r535_nvenc_new(const struct nvkm_engine_func *hw, struct nvkm_device *device,
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enum nvkm_subdev_type type, int inst, struct nvkm_nvenc **pnvenc)
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{
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struct nvkm_engine_func *rm;
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int nclass;
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for (nclass = 0; hw->sclass[nclass].oclass; nclass++);
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if (!(rm = kzalloc(sizeof(*rm) + (nclass + 1) * sizeof(rm->sclass[0]), GFP_KERNEL)))
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return -ENOMEM;
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rm->dtor = r535_nvenc_dtor;
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for (int i = 0; i < nclass; i++) {
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rm->sclass[i].minver = hw->sclass[i].minver;
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rm->sclass[i].maxver = hw->sclass[i].maxver;
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rm->sclass[i].oclass = hw->sclass[i].oclass;
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rm->sclass[i].ctor = r535_nvenc_obj_ctor;
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}
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if (!(*pnvenc = kzalloc(sizeof(**pnvenc), GFP_KERNEL))) {
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kfree(rm);
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return -ENOMEM;
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}
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return nvkm_engine_ctor(rm, device, type, inst, true, &(*pnvenc)->engine);
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}
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