LXR linux/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gf100.c

   1/*
   2 * Copyright 2013 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 "fuc/gf100.fuc3.h"
  26
  27#include <subdev/mc.h>
  28
  29void
  30gf100_pmu_reset(struct nvkm_pmu *pmu)
  31{
  32        struct nvkm_device *device = pmu->subdev.device;
  33        nvkm_mc_disable(device, NVKM_SUBDEV_PMU);
  34        nvkm_mc_enable(device, NVKM_SUBDEV_PMU);
  35}
  36
  37bool
  38gf100_pmu_enabled(struct nvkm_pmu *pmu)
  39{
  40        return nvkm_mc_enabled(pmu->subdev.device, NVKM_SUBDEV_PMU);
  41}
  42
  43static const struct nvkm_pmu_func
  44gf100_pmu = {
  45        .code.data = gf100_pmu_code,
  46        .code.size = sizeof(gf100_pmu_code),
  47        .data.data = gf100_pmu_data,
  48        .data.size = sizeof(gf100_pmu_data),
  49        .enabled = gf100_pmu_enabled,
  50        .reset = gf100_pmu_reset,
  51        .init = gt215_pmu_init,
  52        .fini = gt215_pmu_fini,
  53        .intr = gt215_pmu_intr,
  54        .send = gt215_pmu_send,
  55        .recv = gt215_pmu_recv,
  56};
  57
  58int
  59gf100_pmu_new(struct nvkm_device *device, int index, struct nvkm_pmu **ppmu)
  60{
  61        return nvkm_pmu_new_(&gf100_pmu, device, index, ppmu);
  62}
  63