LXR linux/drivers/gpu/drm/amd/amdgpu/amdgpu

   1/*
   2 * Copyright 2014 Advanced Micro Devices, 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 */
  23
  24#ifndef __AMDGPU_PLL_H__
  25#define __AMDGPU_PLL_H__
  26
  27void amdgpu_pll_compute(struct amdgpu_device *adev,
  28                         struct amdgpu_pll *pll,
  29                         u32 freq,
  30                         u32 *dot_clock_p,
  31                         u32 *fb_div_p,
  32                         u32 *frac_fb_div_p,
  33                         u32 *ref_div_p,
  34                         u32 *post_div_p);
  35u32 amdgpu_pll_get_use_mask(struct drm_crtc *crtc);
  36int amdgpu_pll_get_shared_dp_ppll(struct drm_crtc *crtc);
  37int amdgpu_pll_get_shared_nondp_ppll(struct drm_crtc *crtc);
  38
  39#endif
  40