82 lines
2.7 KiB
C
82 lines
2.7 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 <subdev/timer.h>
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static int
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gv100_disp_curs_idle(struct nv50_disp_chan *chan)
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{
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struct nvkm_device *device = chan->disp->base.engine.subdev.device;
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const u32 soff = (chan->chid.ctrl - 1) * 0x04;
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nvkm_msec(device, 2000,
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u32 stat = nvkm_rd32(device, 0x610664 + soff);
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if ((stat & 0x00070000) == 0x00040000)
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return 0;
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);
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return -EBUSY;
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}
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static void
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gv100_disp_curs_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 = 0x00010000 << chan->head;
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const u32 data = en ? mask : 0;
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nvkm_mask(device, 0x611dac, mask, data);
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}
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static void
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gv100_disp_curs_fini(struct nv50_disp_chan *chan)
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{
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struct nvkm_device *device = chan->disp->base.engine.subdev.device;
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const u32 hoff = chan->chid.ctrl * 4;
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nvkm_mask(device, 0x6104e0 + hoff, 0x00000010, 0x00000010);
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gv100_disp_curs_idle(chan);
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nvkm_mask(device, 0x6104e0 + hoff, 0x00000001, 0x00000000);
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}
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static int
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gv100_disp_curs_init(struct nv50_disp_chan *chan)
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{
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struct nvkm_subdev *subdev = &chan->disp->base.engine.subdev;
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struct nvkm_device *device = subdev->device;
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nvkm_wr32(device, 0x6104e0 + chan->chid.ctrl * 4, 0x00000001);
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return gv100_disp_curs_idle(chan);
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}
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static const struct nv50_disp_chan_func
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gv100_disp_curs = {
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.init = gv100_disp_curs_init,
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.fini = gv100_disp_curs_fini,
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.intr = gv100_disp_curs_intr,
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.user = gv100_disp_chan_user,
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};
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int
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gv100_disp_curs_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 nv50_disp_curs_new_(&gv100_disp_curs, disp, 73, 73,
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oclass, argv, argc, pobject);
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}
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