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

gk110.c (2340B)

      1/*
      2 * Copyright 2016 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 "gk104.h"
     25#include "cgrp.h"
     26#include "changk104.h"
     27
     28#include <core/memory.h>
     29
     30#include <nvif/class.h>
     31
     32void
     33gk110_fifo_runlist_cgrp(struct nvkm_fifo_cgrp *cgrp,
     34			struct nvkm_memory *memory, u32 offset)
     35{
     36	nvkm_wo32(memory, offset + 0, (cgrp->chan_nr << 26) | (128 << 18) |
     37				      (3 << 14) | 0x00002000 | cgrp->id);
     38	nvkm_wo32(memory, offset + 4, 0x00000000);
     39}
     40
     41const struct gk104_fifo_runlist_func
     42gk110_fifo_runlist = {
     43	.size = 8,
     44	.cgrp = gk110_fifo_runlist_cgrp,
     45	.chan = gk104_fifo_runlist_chan,
     46	.commit = gk104_fifo_runlist_commit,
     47};
     48
     49static const struct gk104_fifo_func
     50gk110_fifo = {
     51	.intr.fault = gf100_fifo_intr_fault,
     52	.pbdma = &gk104_fifo_pbdma,
     53	.fault.access = gk104_fifo_fault_access,
     54	.fault.engine = gk104_fifo_fault_engine,
     55	.fault.reason = gk104_fifo_fault_reason,
     56	.fault.hubclient = gk104_fifo_fault_hubclient,
     57	.fault.gpcclient = gk104_fifo_fault_gpcclient,
     58	.runlist = &gk110_fifo_runlist,
     59	.chan = {{0,0,KEPLER_CHANNEL_GPFIFO_B}, gk104_fifo_gpfifo_new },
     60};
     61
     62int
     63gk110_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
     64	       struct nvkm_fifo **pfifo)
     65{
     66	return gk104_fifo_new_(&gk110_fifo, device, type, inst, 4096, pfifo);
     67}