drivers/gpu/drm/radeon/trinity_dpm.h

   1 /*
   2  * Copyright 2012 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 __TRINITY_DPM_H__
  24 #define __TRINITY_DPM_H__
  25
  26 #include "sumo_dpm.h"
  27
  28 #define TRINITY_SIZEOF_DPM_STATE_TABLE (SMU_SCLK_DPM_STATE_1_CNTL_0 - SMU_SCLK_DPM_STATE_0_CNTL_0)
  29
  30 struct trinity_pl {
  31         u32 sclk;
  32         u8 vddc_index;
  33         u8 ds_divider_index;
  34         u8 ss_divider_index;
  35         u8 allow_gnb_slow;
  36         u8 force_nbp_state;
  37         u8 display_wm;
  38         u8 vce_wm;
  39 };
  40
  41 #define TRINITY_POWERSTATE_FLAGS_NBPS_FORCEHIGH  (1 << 0)
  42 #define TRINITY_POWERSTATE_FLAGS_NBPS_LOCKTOHIGH (1 << 1)
  43 #define TRINITY_POWERSTATE_FLAGS_NBPS_LOCKTOLOW  (1 << 2)
  44
  45 #define TRINITY_POWERSTATE_FLAGS_BAPM_DISABLE    (1 << 0)
  46
  47 struct trinity_ps {
  48         u32 num_levels;
  49         struct trinity_pl levels[SUMO_MAX_HARDWARE_POWERLEVELS];
  50
  51         u32 nbps_flags;
  52         u32 bapm_flags;
  53
  54         u8 Dpm0PgNbPsLo;
  55         u8 Dpm0PgNbPsHi;
  56         u8 DpmXNbPsLo;
  57         u8 DpmXNbPsHi;
  58
  59         u32 vclk_low_divider;
  60         u32 vclk_high_divider;
  61         u32 dclk_low_divider;
  62         u32 dclk_high_divider;
  63 };
  64
  65 #define TRINITY_NUM_NBPSTATES   4
  66
  67 struct trinity_uvd_clock_table_entry
  68 {
  69         u32 vclk;
  70         u32 dclk;
  71         u8 vclk_did;
  72         u8 dclk_did;
  73         u8 rsv[2];
  74 };
  75
  76 struct trinity_sys_info {
  77         u32 bootup_uma_clk;
  78         u32 bootup_sclk;
  79         u32 min_sclk;
  80         u32 dentist_vco_freq;
  81         u32 nb_dpm_enable;
  82         u32 nbp_mclk[TRINITY_NUM_NBPSTATES];
  83         u32 nbp_nclk[TRINITY_NUM_NBPSTATES];
  84         u16 nbp_voltage_index[TRINITY_NUM_NBPSTATES];
  85         u16 bootup_nb_voltage_index;
  86         u8 htc_tmp_lmt;
  87         u8 htc_hyst_lmt;
  88         struct sumo_sclk_voltage_mapping_table sclk_voltage_mapping_table;
  89         struct sumo_vid_mapping_table vid_mapping_table;
  90         u32 uma_channel_number;
  91         struct trinity_uvd_clock_table_entry uvd_clock_table_entries[4];
  92 };
  93
  94 struct trinity_power_info {
  95         u32 at[SUMO_MAX_HARDWARE_POWERLEVELS];
  96         u32 dpm_interval;
  97         u32 thermal_auto_throttling;
  98         struct trinity_sys_info sys_info;
  99         struct trinity_pl boot_pl;
 100         u32 min_sclk_did;
 101         bool enable_nbps_policy;
 102         bool voltage_drop_in_dce;
 103         bool override_dynamic_mgpg;
 104         bool enable_gfx_clock_gating;
 105         bool enable_gfx_power_gating;
 106         bool enable_mg_clock_gating;
 107         bool enable_gfx_dynamic_mgpg;
 108         bool enable_auto_thermal_throttling;
 109         bool enable_dpm;
 110         bool enable_sclk_ds;
 111         bool enable_bapm;
 112         bool uvd_dpm;
 113         struct radeon_ps current_rps;
 114         struct trinity_ps current_ps;
 115         struct radeon_ps requested_rps;
 116         struct trinity_ps requested_ps;
 117 };
 118
 119 #define TRINITY_AT_DFLT            30
 120
 121 /* trinity_smc.c */
 122 int trinity_dpm_bapm_enable(struct radeon_device *rdev, bool enable);
 123 int trinity_dpm_config(struct radeon_device *rdev, bool enable);
 124 int trinity_uvd_dpm_config(struct radeon_device *rdev);
 125 int trinity_dpm_force_state(struct radeon_device *rdev, u32 n);
 126 int trinity_dpm_n_levels_disabled(struct radeon_device *rdev, u32 n);
 127 int trinity_dpm_no_forced_level(struct radeon_device *rdev);
 128 int trinity_dce_enable_voltage_adjustment(struct radeon_device *rdev,
 129                                           bool enable);
 130 int trinity_gfx_dynamic_mgpg_config(struct radeon_device *rdev);
 131 void trinity_acquire_mutex(struct radeon_device *rdev);
 132 void trinity_release_mutex(struct radeon_device *rdev);
 133
 134 #endif