83 lines
2.8 KiB
C
83 lines
2.8 KiB
C
/*
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* Copyright 2018 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 "channv50.h"
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#include <core/client.h>
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#include <nvif/clc37b.h>
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#include <nvif/unpack.h>
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static void
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gv100_disp_wimm_intr(struct nv50_disp_chan *chan, bool en)
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{
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struct nvkm_device *device = chan->disp->base.engine.subdev.device;
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const u32 mask = 0x00000001 << chan->head;
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const u32 data = en ? mask : 0;
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nvkm_mask(device, 0x611da8, mask, data);
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}
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const struct nv50_disp_chan_func
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gv100_disp_wimm = {
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.init = gv100_disp_dmac_init,
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.fini = gv100_disp_dmac_fini,
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.intr = gv100_disp_wimm_intr,
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.user = gv100_disp_chan_user,
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};
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static int
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gv100_disp_wimm_new_(const struct nv50_disp_chan_func *func,
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const struct nv50_disp_chan_mthd *mthd,
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struct nv50_disp *disp, int chid,
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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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union {
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struct nvc37b_window_imm_channel_dma_v0 v0;
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} *args = argv;
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struct nvkm_object *parent = oclass->parent;
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int wndw, ret = -ENOSYS;
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u64 push;
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nvif_ioctl(parent, "create window imm channel dma size %d\n", argc);
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if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) {
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nvif_ioctl(parent, "create window imm channel dma vers %d "
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"pushbuf %016llx index %d\n",
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args->v0.version, args->v0.pushbuf, args->v0.index);
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if (!(disp->wndw.mask & BIT(args->v0.index)))
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return -EINVAL;
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push = args->v0.pushbuf;
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wndw = args->v0.index;
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} else
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return ret;
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return nv50_disp_dmac_new_(func, mthd, disp, chid + wndw,
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wndw, push, oclass, pobject);
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}
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int
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gv100_disp_wimm_new(const struct nvkm_oclass *oclass, void *argv, u32 argc,
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struct nv50_disp *disp, struct nvkm_object **pobject)
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{
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return gv100_disp_wimm_new_(&gv100_disp_wimm, NULL, disp, 33,
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oclass, argv, argc, pobject);
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}
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