cregit-Linux how code gets into the kernel

Release 4.11 drivers/gpu/drm/nouveau/nvkm/engine/disp/sornv50.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 "nv50.h"
#include "outp.h"

#include <core/client.h>
#include <subdev/timer.h>

#include <nvif/cl5070.h>
#include <nvif/unpack.h>


int nv50_sor_power(NV50_DISP_MTHD_V1) { struct nvkm_device *device = disp->base.engine.subdev.device; union { struct nv50_disp_sor_pwr_v0 v0; } *args = data; const u32 soff = outp->or * 0x800; u32 stat; int ret = -ENOSYS; nvif_ioctl(object, "disp sor pwr size %d\n", size); if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { nvif_ioctl(object, "disp sor pwr vers %d state %d\n", args->v0.version, args->v0.state); stat = !!args->v0.state; } else return ret; nvkm_msec(device, 2000, if (!(nvkm_rd32(device, 0x61c004 + soff) & 0x80000000)) break; ); nvkm_mask(device, 0x61c004 + soff, 0x80000001, 0x80000000 | stat); nvkm_msec(device, 2000, if (!(nvkm_rd32(device, 0x61c004 + soff) & 0x80000000)) break; ); nvkm_msec(device, 2000, if (!(nvkm_rd32(device, 0x61c030 + soff) & 0x10000000)) break; ); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs182100.00%7100.00%
Total182100.00%7100.00%

static const struct nvkm_output_func nv50_sor_output_func = { };
int nv50_sor_output_new(struct nvkm_disp *disp, int index, struct dcb_output *dcbE, struct nvkm_output **poutp) { return nvkm_output_new_(&nv50_sor_output_func, disp, index, dcbE, poutp); }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs39100.00%1100.00%
Total39100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs248100.00%10100.00%
Total248100.00%10100.00%
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