106 lines
3.1 KiB
C
106 lines
3.1 KiB
C
/*
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* Copyright 2012 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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* Authors: Ben Skeggs
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*/
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#include "nv50.h"
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#include "channv50.h"
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static void
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g84_fifo_uevent_fini(struct nvkm_event *event, int type, int index)
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{
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struct nvkm_fifo *fifo = container_of(event, typeof(*fifo), uevent);
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struct nvkm_device *device = fifo->engine.subdev.device;
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nvkm_mask(device, 0x002140, 0x40000000, 0x00000000);
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}
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static void
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g84_fifo_uevent_init(struct nvkm_event *event, int type, int index)
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{
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struct nvkm_fifo *fifo = container_of(event, typeof(*fifo), uevent);
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struct nvkm_device *device = fifo->engine.subdev.device;
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nvkm_mask(device, 0x002140, 0x40000000, 0x40000000);
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}
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static const struct nvkm_event_func
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g84_fifo_uevent_func = {
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.ctor = nvkm_fifo_uevent_ctor,
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.init = g84_fifo_uevent_init,
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.fini = g84_fifo_uevent_fini,
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};
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static const struct nvkm_fifo_func
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g84_fifo_func = {
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.chan = {
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&g84_fifo_dma_oclass,
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&g84_fifo_gpfifo_oclass,
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NULL
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},
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};
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static int
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g84_fifo_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
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struct nvkm_oclass *oclass, void *data, u32 size,
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struct nvkm_object **pobject)
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{
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struct nvkm_device *device = (void *)parent;
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struct nv50_fifo *fifo;
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int ret;
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ret = nvkm_fifo_create(parent, engine, oclass, 1, 127, &fifo);
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*pobject = nv_object(fifo);
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if (ret)
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return ret;
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fifo->base.func = &g84_fifo_func;
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ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 128 * 4, 0x1000,
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false, &fifo->runlist[0]);
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if (ret)
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return ret;
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ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 128 * 4, 0x1000,
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false, &fifo->runlist[1]);
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if (ret)
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return ret;
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ret = nvkm_event_init(&g84_fifo_uevent_func, 1, 1, &fifo->base.uevent);
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if (ret)
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return ret;
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nv_subdev(fifo)->unit = 0x00000100;
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nv_subdev(fifo)->intr = nv04_fifo_intr;
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fifo->base.pause = nv04_fifo_pause;
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fifo->base.start = nv04_fifo_start;
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return 0;
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}
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struct nvkm_oclass *
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g84_fifo_oclass = &(struct nvkm_oclass) {
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.handle = NV_ENGINE(FIFO, 0x84),
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.ofuncs = &(struct nvkm_ofuncs) {
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.ctor = g84_fifo_ctor,
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.dtor = nv50_fifo_dtor,
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.init = nv50_fifo_init,
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.fini = _nvkm_fifo_fini,
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},
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};
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