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kernel add
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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>
static u64
mcp89_devinit_disable(struct nvkm_devinit *init)
{
struct nvkm_device *device = init->subdev.device;
u32 r001540 = nvkm_rd32(device, 0x001540);
u32 r00154c = nvkm_rd32(device, 0x00154c);
u64 disable = 0;
if (!(r001540 & 0x40000000)) {
disable |= (1ULL << NVKM_ENGINE_MSPDEC);
disable |= (1ULL << NVKM_ENGINE_MSPPP);
}
if (!(r00154c & 0x00000004))
disable |= (1ULL << NVKM_ENGINE_DISP);
if (!(r00154c & 0x00000020))
disable |= (1ULL << NVKM_ENGINE_MSVLD);
if (!(r00154c & 0x00000040))
disable |= (1ULL << NVKM_ENGINE_VIC);
if (!(r00154c & 0x00000200))
disable |= (1ULL << NVKM_ENGINE_CE0);
return disable;
}
static const struct nvkm_devinit_func
mcp89_devinit = {
.preinit = nv50_devinit_preinit,
.init = nv50_devinit_init,
.post = nv04_devinit_post,
.pll_set = gt215_devinit_pll_set,
.disable = mcp89_devinit_disable,
};
int
mcp89_devinit_new(struct nvkm_device *device, int index,
struct nvkm_devinit **pinit)
{
return nv50_devinit_new_(&mcp89_devinit, device, index, pinit);
}
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