src/add-ons/accelerants/intel_extreme/pll.h

   1 /*
   2  * Copyright 2006-2015, Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *      Axel Dörfler, axeld@pinc-software.de
   7  *      Alexander von Gluck IV, kallisti5@unixzen.com
   8  */
   9 #ifndef INTEL_EXTREME_PLL_H
  10 #define INTEL_EXTREME_PLL_H
  11
  12
  13 #include "intel_extreme.h"
  14
  15
  16 struct pll_divisors {
  17         uint32  p;
  18         uint32  p1;
  19         uint32  p2;
  20         uint32  n;
  21         uint32  m;
  22         uint32  m1;
  23         uint32  m2;
  24 };
  25
  26 struct pll_limits {
  27         pll_divisors    min;
  28         pll_divisors    max;
  29         uint32                  dot_limit;
  30         uint32          min_vco;
  31         uint32          max_vco;
  32 };
  33
  34
  35 bool valid_pll_divisors(pll_divisors* divisors, pll_limits* limits);
  36 void compute_pll_divisors(display_mode* current, pll_divisors* divisors,
  37         bool isLVDS);
  38
  39 void refclk_activate_ilk(bool hasPanel);
  40
  41
  42 #endif /* INTEL_EXTREME_PLL_H */