LXR linux/drivers/gpu/drm/nouveau/nvkm/subdev/mc/nv50.c

   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
  26static const struct nvkm_mc_map
  27nv50_mc_intr[] = {
  28        { 0x04000000, NVKM_ENGINE_DISP },
  29        { 0x00001000, NVKM_ENGINE_GR },
  30        { 0x00000100, NVKM_ENGINE_FIFO },
  31        { 0x00000001, NVKM_ENGINE_MPEG },
  32        { 0x00001101, NVKM_SUBDEV_FB },
  33        { 0x10000000, NVKM_SUBDEV_BUS },
  34        { 0x00200000, NVKM_SUBDEV_GPIO },
  35        { 0x00200000, NVKM_SUBDEV_I2C },
  36        { 0x00100000, NVKM_SUBDEV_TIMER },
  37        {},
  38};
  39
  40void
  41nv50_mc_init(struct nvkm_mc *mc)
  42{
  43        struct nvkm_device *device = mc->subdev.device;
  44        nvkm_wr32(device, 0x000200, 0xffffffff); /* everything on */
  45}
  46
  47static const struct nvkm_mc_func
  48nv50_mc = {
  49        .init = nv50_mc_init,
  50        .intr = nv50_mc_intr,
  51        .intr_unarm = nv04_mc_intr_unarm,
  52        .intr_rearm = nv04_mc_intr_rearm,
  53        .intr_stat = nv04_mc_intr_stat,
  54        .reset = nv17_mc_reset,
  55};
  56
  57int
  58nv50_mc_new(struct nvkm_device *device, int index, struct nvkm_mc **pmc)
  59{
  60        return nvkm_mc_new_(&nv50_mc, device, index, pmc);
  61}
  62