linux/drivers/gpu/drm/radeon/btc_dpm.h
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   1/*
   2 * Copyright 2011 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#ifndef __BTC_DPM_H__
  24#define __BTC_DPM_H__
  25
  26#define BTC_RLP_UVD_DFLT                              20
  27#define BTC_RMP_UVD_DFLT                              50
  28#define BTC_LHP_UVD_DFLT                              50
  29#define BTC_LMP_UVD_DFLT                              20
  30#define BARTS_MGCGCGTSSMCTRL_DFLT                     0x81944000
  31#define TURKS_MGCGCGTSSMCTRL_DFLT                     0x6e944000
  32#define CAICOS_MGCGCGTSSMCTRL_DFLT                    0x46944040
  33#define BTC_CGULVPARAMETER_DFLT                       0x00040035
  34#define BTC_CGULVCONTROL_DFLT                         0x00001450
  35
  36extern u32 btc_valid_sclk[40];
  37
  38void btc_read_arb_registers(struct radeon_device *rdev);
  39void btc_program_mgcg_hw_sequence(struct radeon_device *rdev,
  40                                  const u32 *sequence, u32 count);
  41void btc_skip_blacklist_clocks(struct radeon_device *rdev,
  42                               const u32 max_sclk, const u32 max_mclk,
  43                               u32 *sclk, u32 *mclk);
  44void btc_adjust_clock_combinations(struct radeon_device *rdev,
  45                                   const struct radeon_clock_and_voltage_limits *max_limits,
  46                                   struct rv7xx_pl *pl);
  47void btc_apply_voltage_dependency_rules(struct radeon_clock_voltage_dependency_table *table,
  48                                        u32 clock, u16 max_voltage, u16 *voltage);
  49void btc_get_max_clock_from_voltage_dependency_table(struct radeon_clock_voltage_dependency_table *table,
  50                                                     u32 *max_clock);
  51void btc_apply_voltage_delta_rules(struct radeon_device *rdev,
  52                                   u16 max_vddc, u16 max_vddci,
  53                                   u16 *vddc, u16 *vddci);
  54bool btc_dpm_enabled(struct radeon_device *rdev);
  55int btc_reset_to_default(struct radeon_device *rdev);
  56void btc_notify_uvd_to_smc(struct radeon_device *rdev,
  57                           struct radeon_ps *radeon_new_state);
  58
  59#endif
  60