cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

nv10.c (2325B)

      1/*
      2 * Copyright 2012 Red Hat Inc.
      3 *
      4 * Permission is hereby granted, free of charge, to any person obtaining a
      5 * copy of this software and associated documentation files (the "Software"),
      6 * to deal in the Software without restriction, including without limitation
      7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8 * and/or sell copies of the Software, and to permit persons to whom the
      9 * Software is furnished to do so, subject to the following conditions:
     10 *
     11 * The above copyright notice and this permission notice shall be included in
     12 * all copies or substantial portions of the Software.
     13 *
     14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     20 * OTHER DEALINGS IN THE SOFTWARE.
     21 *
     22 * Authors: Ben Skeggs
     23 */
     24#include "priv.h"
     25#include "chan.h"
     26#include "nvsw.h"
     27
     28#include <nvif/class.h>
     29
     30/*******************************************************************************
     31 * software context
     32 ******************************************************************************/
     33
     34static const struct nvkm_sw_chan_func
     35nv10_sw_chan = {
     36};
     37
     38static int
     39nv10_sw_chan_new(struct nvkm_sw *sw, struct nvkm_fifo_chan *fifo,
     40		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
     41{
     42	struct nvkm_sw_chan *chan;
     43
     44	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
     45		return -ENOMEM;
     46	*pobject = &chan->object;
     47
     48	return nvkm_sw_chan_ctor(&nv10_sw_chan, sw, fifo, oclass, chan);
     49}
     50
     51/*******************************************************************************
     52 * software engine/subdev functions
     53 ******************************************************************************/
     54
     55static const struct nvkm_sw_func
     56nv10_sw = {
     57	.chan_new = nv10_sw_chan_new,
     58	.sclass = {
     59		{ nvkm_nvsw_new, { -1, -1, NVIF_CLASS_SW_NV10 } },
     60		{}
     61	}
     62};
     63
     64int
     65nv10_sw_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_sw **psw)
     66{
     67	return nvkm_sw_new_(&nv10_sw, device, type, inst, psw);
     68}