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ni_dpm.h revision 1.1.1.1
      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 __NI_DPM_H__
     24 #define __NI_DPM_H__
     25 
     26 #include "cypress_dpm.h"
     27 #include "btc_dpm.h"
     28 #include "nislands_smc.h"
     29 
     30 struct ni_clock_registers {
     31 	u32 cg_spll_func_cntl;
     32 	u32 cg_spll_func_cntl_2;
     33 	u32 cg_spll_func_cntl_3;
     34 	u32 cg_spll_func_cntl_4;
     35 	u32 cg_spll_spread_spectrum;
     36 	u32 cg_spll_spread_spectrum_2;
     37 	u32 mclk_pwrmgt_cntl;
     38 	u32 dll_cntl;
     39 	u32 mpll_ad_func_cntl;
     40 	u32 mpll_ad_func_cntl_2;
     41 	u32 mpll_dq_func_cntl;
     42 	u32 mpll_dq_func_cntl_2;
     43 	u32 mpll_ss1;
     44 	u32 mpll_ss2;
     45 };
     46 
     47 struct ni_mc_reg_entry {
     48 	u32 mclk_max;
     49 	u32 mc_data[SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE];
     50 };
     51 
     52 struct ni_mc_reg_table {
     53 	u8 last;
     54 	u8 num_entries;
     55 	u16 valid_flag;
     56 	struct ni_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
     57 	SMC_NIslands_MCRegisterAddress mc_reg_address[SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE];
     58 };
     59 
     60 #define NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT 2
     61 
     62 enum ni_dc_cac_level
     63 {
     64 	NISLANDS_DCCAC_LEVEL_0 = 0,
     65 	NISLANDS_DCCAC_LEVEL_1,
     66 	NISLANDS_DCCAC_LEVEL_2,
     67 	NISLANDS_DCCAC_LEVEL_3,
     68 	NISLANDS_DCCAC_LEVEL_4,
     69 	NISLANDS_DCCAC_LEVEL_5,
     70 	NISLANDS_DCCAC_LEVEL_6,
     71 	NISLANDS_DCCAC_LEVEL_7,
     72 	NISLANDS_DCCAC_MAX_LEVELS
     73 };
     74 
     75 struct ni_leakage_coeffients
     76 {
     77 	u32 at;
     78 	u32 bt;
     79 	u32 av;
     80 	u32 bv;
     81 	s32 t_slope;
     82 	s32 t_intercept;
     83 	u32 t_ref;
     84 };
     85 
     86 struct ni_cac_data
     87 {
     88 	struct ni_leakage_coeffients leakage_coefficients;
     89 	u32 i_leakage;
     90 	s32 leakage_minimum_temperature;
     91 	u32 pwr_const;
     92 	u32 dc_cac_value;
     93 	u32 bif_cac_value;
     94 	u32 lkge_pwr;
     95 	u8 mc_wr_weight;
     96 	u8 mc_rd_weight;
     97 	u8 allow_ovrflw;
     98 	u8 num_win_tdp;
     99 	u8 l2num_win_tdp;
    100 	u8 lts_truncate_n;
    101 };
    102 
    103 struct ni_cac_weights
    104 {
    105 	u32 weight_tcp_sig0;
    106 	u32 weight_tcp_sig1;
    107 	u32 weight_ta_sig;
    108 	u32 weight_tcc_en0;
    109 	u32 weight_tcc_en1;
    110 	u32 weight_tcc_en2;
    111 	u32 weight_cb_en0;
    112 	u32 weight_cb_en1;
    113 	u32 weight_cb_en2;
    114 	u32 weight_cb_en3;
    115 	u32 weight_db_sig0;
    116 	u32 weight_db_sig1;
    117 	u32 weight_db_sig2;
    118 	u32 weight_db_sig3;
    119 	u32 weight_sxm_sig0;
    120 	u32 weight_sxm_sig1;
    121 	u32 weight_sxm_sig2;
    122 	u32 weight_sxs_sig0;
    123 	u32 weight_sxs_sig1;
    124 	u32 weight_xbr_0;
    125 	u32 weight_xbr_1;
    126 	u32 weight_xbr_2;
    127 	u32 weight_spi_sig0;
    128 	u32 weight_spi_sig1;
    129 	u32 weight_spi_sig2;
    130 	u32 weight_spi_sig3;
    131 	u32 weight_spi_sig4;
    132 	u32 weight_spi_sig5;
    133 	u32 weight_lds_sig0;
    134 	u32 weight_lds_sig1;
    135 	u32 weight_sc;
    136 	u32 weight_bif;
    137 	u32 weight_cp;
    138 	u32 weight_pa_sig0;
    139 	u32 weight_pa_sig1;
    140 	u32 weight_vgt_sig0;
    141 	u32 weight_vgt_sig1;
    142 	u32 weight_vgt_sig2;
    143 	u32 weight_dc_sig0;
    144 	u32 weight_dc_sig1;
    145 	u32 weight_dc_sig2;
    146 	u32 weight_dc_sig3;
    147 	u32 weight_uvd_sig0;
    148 	u32 weight_uvd_sig1;
    149 	u32 weight_spare0;
    150 	u32 weight_spare1;
    151 	u32 weight_sq_vsp;
    152 	u32 weight_sq_vsp0;
    153 	u32 weight_sq_gpr;
    154 	u32 ovr_mode_spare_0;
    155 	u32 ovr_val_spare_0;
    156 	u32 ovr_mode_spare_1;
    157 	u32 ovr_val_spare_1;
    158 	u32 vsp;
    159 	u32 vsp0;
    160 	u32 gpr;
    161 	u8 mc_read_weight;
    162 	u8 mc_write_weight;
    163 	u32 tid_cnt;
    164 	u32 tid_unit;
    165 	u32 l2_lta_window_size;
    166 	u32 lts_truncate;
    167 	u32 dc_cac[NISLANDS_DCCAC_MAX_LEVELS];
    168 	u32 pcie_cac[SMC_NISLANDS_BIF_LUT_NUM_OF_ENTRIES];
    169 	bool enable_power_containment_by_default;
    170 };
    171 
    172 struct ni_ps {
    173 	u16 performance_level_count;
    174 	bool dc_compatible;
    175 	struct rv7xx_pl performance_levels[NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE];
    176 };
    177 
    178 struct ni_power_info {
    179 	/* must be first! */
    180 	struct evergreen_power_info eg;
    181 	struct ni_clock_registers clock_registers;
    182 	struct ni_mc_reg_table mc_reg_table;
    183 	u32 mclk_rtt_mode_threshold;
    184 	/* flags */
    185 	bool use_power_boost_limit;
    186 	bool support_cac_long_term_average;
    187 	bool cac_enabled;
    188 	bool cac_configuration_required;
    189 	bool driver_calculate_cac_leakage;
    190 	bool pc_enabled;
    191 	bool enable_power_containment;
    192 	bool enable_cac;
    193 	bool enable_sq_ramping;
    194 	/* smc offsets */
    195 	u16 arb_table_start;
    196 	u16 fan_table_start;
    197 	u16 cac_table_start;
    198 	u16 spll_table_start;
    199 	/* CAC stuff */
    200 	struct ni_cac_data cac_data;
    201 	u32 dc_cac_table[NISLANDS_DCCAC_MAX_LEVELS];
    202 	const struct ni_cac_weights *cac_weights;
    203 	u8 lta_window_size;
    204 	u8 lts_truncate;
    205 	struct ni_ps current_ps;
    206 	struct ni_ps requested_ps;
    207 	/* scratch structs */
    208 	SMC_NIslands_MCRegisters smc_mc_reg_table;
    209 	NISLANDS_SMC_STATETABLE smc_statetable;
    210 };
    211 
    212 #define NISLANDS_INITIAL_STATE_ARB_INDEX    0
    213 #define NISLANDS_ACPI_STATE_ARB_INDEX       1
    214 #define NISLANDS_ULV_STATE_ARB_INDEX        2
    215 #define NISLANDS_DRIVER_STATE_ARB_INDEX     3
    216 
    217 #define NISLANDS_DPM2_MAX_PULSE_SKIP        256
    218 
    219 #define NISLANDS_DPM2_NEAR_TDP_DEC          10
    220 #define NISLANDS_DPM2_ABOVE_SAFE_INC        5
    221 #define NISLANDS_DPM2_BELOW_SAFE_INC        20
    222 
    223 #define NISLANDS_DPM2_TDP_SAFE_LIMIT_PERCENT            80
    224 
    225 #define NISLANDS_DPM2_MAXPS_PERCENT_H                   90
    226 #define NISLANDS_DPM2_MAXPS_PERCENT_M                   0
    227 
    228 #define NISLANDS_DPM2_SQ_RAMP_MAX_POWER                 0x3FFF
    229 #define NISLANDS_DPM2_SQ_RAMP_MIN_POWER                 0x12
    230 #define NISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA           0x15
    231 #define NISLANDS_DPM2_SQ_RAMP_STI_SIZE                  0x1E
    232 #define NISLANDS_DPM2_SQ_RAMP_LTI_RATIO                 0xF
    233 
    234 int ni_copy_and_switch_arb_sets(struct radeon_device *rdev,
    235 				u32 arb_freq_src, u32 arb_freq_dest);
    236 void ni_update_current_ps(struct radeon_device *rdev,
    237 			  struct radeon_ps *rps);
    238 void ni_update_requested_ps(struct radeon_device *rdev,
    239 			    struct radeon_ps *rps);
    240 
    241 void ni_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev,
    242 					   struct radeon_ps *new_ps,
    243 					   struct radeon_ps *old_ps);
    244 void ni_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev,
    245 					  struct radeon_ps *new_ps,
    246 					  struct radeon_ps *old_ps);
    247 
    248 bool ni_dpm_vblank_too_short(struct radeon_device *rdev);
    249 
    250 #endif
    251