cregit-Linux how code gets into the kernel

Release 4.11 drivers/gpu/drm/nouveau/nvkm/engine/disp/cursnv50.c

/*
 * Copyright 2012 Red Hat Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: Ben Skeggs
 */
#include "channv50.h"
#include "rootnv50.h"

#include <core/client.h>

#include <nvif/class.h>
#include <nvif/cl507a.h>
#include <nvif/unpack.h>


int nv50_disp_curs_new(const struct nv50_disp_chan_func *func, const struct nv50_disp_chan_mthd *mthd, struct nv50_disp_root *root, int ctrl, int user, const struct nvkm_oclass *oclass, void *data, u32 size, struct nvkm_object **pobject) { union { struct nv50_disp_cursor_v0 v0; } *args = data; struct nvkm_object *parent = oclass->parent; struct nv50_disp *disp = root->disp; int head, ret = -ENOSYS; nvif_ioctl(parent, "create disp cursor size %d\n", size); if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { nvif_ioctl(parent, "create disp cursor vers %d head %d\n", args->v0.version, args->v0.head); if (args->v0.head > disp->base.head.nr) return -EINVAL; head = args->v0.head; } else return ret; return nv50_disp_chan_new_(func, mthd, root, ctrl + head, user + head, head, oclass, pobject); }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs199100.00%5100.00%
Total199100.00%5100.00%

const struct nv50_disp_pioc_oclass nv50_disp_curs_oclass = { .base.oclass = NV50_DISP_CURSOR, .base.minver = 0, .base.maxver = 0, .ctor = nv50_disp_curs_new, .func = &nv50_disp_pioc_func, .chid = { 7, 7 }, };

Overall Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs266100.00%6100.00%
Total266100.00%6100.00%
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