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/*
* Copyright 2012 Nouveau Community
*
* 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: Martin Peres <martin.peres@labri.fr>
* Ben Skeggs
*/
#include <subdev/timer.h>
#include "nv04.h"
static int
nv94_bus_hwsq_exec(struct nouveau_bus *pbus, u32 *data, u32 size)
{
struct nv50_bus_priv *priv = (void *)pbus;
int i;
nv_mask(pbus, 0x001098, 0x00000008, 0x00000000);
nv_wr32(pbus, 0x001304, 0x00000000);
nv_wr32(pbus, 0x001318, 0x00000000);
for (i = 0; i < size; i++)
nv_wr32(priv, 0x080000 + (i * 4), data[i]);
nv_mask(pbus, 0x001098, 0x00000018, 0x00000018);
nv_wr32(pbus, 0x00130c, 0x00000001);
return nv_wait(pbus, 0x001308, 0x00000100, 0x00000000) ? 0 : -ETIMEDOUT;
}
struct nouveau_oclass *
nv94_bus_oclass = &(struct nv04_bus_impl) {
.base.handle = NV_SUBDEV(BUS, 0x94),
.base.ofuncs = &(struct nouveau_ofuncs) {
.ctor = nv04_bus_ctor,
.dtor = _nouveau_bus_dtor,
.init = nv50_bus_init,
.fini = _nouveau_bus_fini,
},
.intr = nv50_bus_intr,
.hwsq_exec = nv94_bus_hwsq_exec,
.hwsq_size = 128,
}.base;
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