LXR linux/drivers/gpu/drm/nouveau/nvkm/subdev/clk/g84.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 <bskeggs@redhat.com>
  23 */
  24#include "nv50.h"
  25
  26static const struct nvkm_clk_func
  27g84_clk = {
  28        .read = nv50_clk_read,
  29        .calc = nv50_clk_calc,
  30        .prog = nv50_clk_prog,
  31        .tidy = nv50_clk_tidy,
  32        .domains = {
  33                { nv_clk_src_crystal, 0xff },
  34                { nv_clk_src_href   , 0xff },
  35                { nv_clk_src_core   , 0xff, 0, "core", 1000 },
  36                { nv_clk_src_shader , 0xff, 0, "shader", 1000 },
  37                { nv_clk_src_mem    , 0xff, 0, "memory", 1000 },
  38                { nv_clk_src_vdec   , 0xff },
  39                { nv_clk_src_max }
  40        }
  41};
  42
  43int
  44g84_clk_new(struct nvkm_device *device, int index, struct nvkm_clk **pclk)
  45{
  46        return nv50_clk_new_(&g84_clk, device, index,
  47                             (device->chipset >= 0x94), pclk);
  48}
  49