71 lines
2.4 KiB
C
71 lines
2.4 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 "channv50.h"
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#include "head.h"
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#include "rootnv50.h"
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#include <core/client.h>
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#include <nvif/class.h>
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#include <nvif/cl507a.h>
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#include <nvif/unpack.h>
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int
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nv50_disp_curs_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_root *root, int ctrl, int user,
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const struct nvkm_oclass *oclass, void *data, u32 size,
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struct nvkm_object **pobject)
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{
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union {
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struct nv50_disp_cursor_v0 v0;
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} *args = data;
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struct nvkm_object *parent = oclass->parent;
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struct nv50_disp *disp = root->disp;
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int head, ret = -ENOSYS;
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nvif_ioctl(parent, "create disp cursor size %d\n", size);
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if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
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nvif_ioctl(parent, "create disp cursor vers %d head %d\n",
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args->v0.version, args->v0.head);
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if (!nvkm_head_find(&disp->base, args->v0.head))
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return -EINVAL;
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head = args->v0.head;
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} else
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return ret;
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return nv50_disp_chan_new_(func, mthd, root, ctrl + head, user + head,
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head, oclass, pobject);
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}
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const struct nv50_disp_pioc_oclass
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nv50_disp_curs_oclass = {
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.base.oclass = NV50_DISP_CURSOR,
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.base.minver = 0,
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.base.maxver = 0,
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.ctor = nv50_disp_curs_new,
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.func = &nv50_disp_pioc_func,
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.chid = { 7, 7 },
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};
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