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/*
* Copyright 2013 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 <subdev/bios.h>
#include <subdev/bios/init.h>
u64
gm107_devinit_disable(struct nvkm_devinit *devinit)
{
struct nv50_devinit_priv *priv = (void *)devinit;
u32 r021c00 = nv_rd32(priv, 0x021c00);
u32 r021c04 = nv_rd32(priv, 0x021c04);
u64 disable = 0ULL;
if (r021c00 & 0x00000001)
disable |= (1ULL << NVDEV_ENGINE_CE0);
if (r021c00 & 0x00000004)
disable |= (1ULL << NVDEV_ENGINE_CE2);
if (r021c04 & 0x00000001)
disable |= (1ULL << NVDEV_ENGINE_DISP);
return disable;
}
struct nvkm_oclass *
gm107_devinit_oclass = &(struct nvkm_devinit_impl) {
.base.handle = NV_SUBDEV(DEVINIT, 0x07),
.base.ofuncs = &(struct nvkm_ofuncs) {
.ctor = nv50_devinit_ctor,
.dtor = _nvkm_devinit_dtor,
.init = nv50_devinit_init,
.fini = _nvkm_devinit_fini,
},
.pll_set = gf100_devinit_pll_set,
.disable = gm107_devinit_disable,
.post = nvbios_init,
}.base;
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