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      1 /*	$NetBSD: kv_dpm.h,v 1.3 2021/12/18 23:45:42 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright 2013 Advanced Micro Devices, Inc.
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining a
      7  * copy of this software and associated documentation files (the "Software"),
      8  * to deal in the Software without restriction, including without limitation
      9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     10  * and/or sell copies of the Software, and to permit persons to whom the
     11  * Software is furnished to do so, subject to the following conditions:
     12  *
     13  * The above copyright notice and this permission notice shall be included in
     14  * all copies or substantial portions of the Software.
     15  *
     16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     22  * OTHER DEALINGS IN THE SOFTWARE.
     23  *
     24  */
     25 #ifndef __KV_DPM_H__
     26 #define __KV_DPM_H__
     27 
     28 #define SMU__NUM_SCLK_DPM_STATE  8
     29 #define SMU__NUM_MCLK_DPM_LEVELS 4
     30 #define SMU__NUM_LCLK_DPM_LEVELS 8
     31 #define SMU__NUM_PCIE_DPM_LEVELS 0 /* ??? */
     32 #include "smu7_fusion.h"
     33 #include "trinity_dpm.h"
     34 #include "ppsmc.h"
     35 
     36 #define KV_NUM_NBPSTATES   4
     37 
     38 enum kv_pt_config_reg_type {
     39 	KV_CONFIGREG_MMR = 0,
     40 	KV_CONFIGREG_SMC_IND,
     41 	KV_CONFIGREG_DIDT_IND,
     42 	KV_CONFIGREG_CACHE,
     43 	KV_CONFIGREG_MAX
     44 };
     45 
     46 struct kv_pt_config_reg {
     47 	u32 offset;
     48 	u32 mask;
     49 	u32 shift;
     50 	u32 value;
     51 	enum kv_pt_config_reg_type type;
     52 };
     53 
     54 struct kv_lcac_config_values {
     55 	u32 block_id;
     56 	u32 signal_id;
     57 	u32 t;
     58 };
     59 
     60 struct kv_lcac_config_reg {
     61 	u32 cntl;
     62 	u32 block_mask;
     63 	u32 block_shift;
     64 	u32 signal_mask;
     65 	u32 signal_shift;
     66 	u32 t_mask;
     67 	u32 t_shift;
     68 	u32 enable_mask;
     69 	u32 enable_shift;
     70 };
     71 
     72 struct kv_pl {
     73 	u32 sclk;
     74 	u8 vddc_index;
     75 	u8 ds_divider_index;
     76 	u8 ss_divider_index;
     77 	u8 allow_gnb_slow;
     78 	u8 force_nbp_state;
     79 	u8 display_wm;
     80 	u8 vce_wm;
     81 };
     82 
     83 struct kv_ps {
     84 	struct kv_pl levels[SUMO_MAX_HARDWARE_POWERLEVELS];
     85 	u32 num_levels;
     86 	bool need_dfs_bypass;
     87 	u8 dpm0_pg_nb_ps_lo;
     88 	u8 dpm0_pg_nb_ps_hi;
     89 	u8 dpmx_nb_ps_lo;
     90 	u8 dpmx_nb_ps_hi;
     91 };
     92 
     93 struct kv_sys_info {
     94 	u32 bootup_uma_clk;
     95 	u32 bootup_sclk;
     96 	u32 dentist_vco_freq;
     97 	u32 nb_dpm_enable;
     98 	u32 nbp_memory_clock[KV_NUM_NBPSTATES];
     99 	u32 nbp_n_clock[KV_NUM_NBPSTATES];
    100 	u16 bootup_nb_voltage_index;
    101 	u8 htc_tmp_lmt;
    102 	u8 htc_hyst_lmt;
    103 	struct sumo_sclk_voltage_mapping_table sclk_voltage_mapping_table;
    104 	struct sumo_vid_mapping_table vid_mapping_table;
    105 	u32 uma_channel_number;
    106 };
    107 
    108 struct kv_power_info {
    109 	u32 at[SUMO_MAX_HARDWARE_POWERLEVELS];
    110 	u32 voltage_drop_t;
    111 	struct kv_sys_info sys_info;
    112 	struct kv_pl boot_pl;
    113 	bool enable_nb_ps_policy;
    114 	bool disable_nb_ps3_in_battery;
    115 	bool video_start;
    116 	bool battery_state;
    117 	u32 lowest_valid;
    118 	u32 highest_valid;
    119 	u16 high_voltage_t;
    120 	bool cac_enabled;
    121 	bool bapm_enable;
    122 	/* smc offsets */
    123 	u32 sram_end;
    124 	u32 dpm_table_start;
    125 	u32 soft_regs_start;
    126 	/* dpm SMU tables */
    127 	u8 graphics_dpm_level_count;
    128 	u8 uvd_level_count;
    129 	u8 vce_level_count;
    130 	u8 acp_level_count;
    131 	u8 samu_level_count;
    132 	u16 fps_high_t;
    133 	SMU7_Fusion_GraphicsLevel graphics_level[SMU__NUM_SCLK_DPM_STATE];
    134 	SMU7_Fusion_ACPILevel acpi_level;
    135 	SMU7_Fusion_UvdLevel uvd_level[SMU7_MAX_LEVELS_UVD];
    136 	SMU7_Fusion_ExtClkLevel vce_level[SMU7_MAX_LEVELS_VCE];
    137 	SMU7_Fusion_ExtClkLevel acp_level[SMU7_MAX_LEVELS_ACP];
    138 	SMU7_Fusion_ExtClkLevel samu_level[SMU7_MAX_LEVELS_SAMU];
    139 	u8 uvd_boot_level;
    140 	u8 vce_boot_level;
    141 	u8 acp_boot_level;
    142 	u8 samu_boot_level;
    143 	u8 uvd_interval;
    144 	u8 vce_interval;
    145 	u8 acp_interval;
    146 	u8 samu_interval;
    147 	u8 graphics_boot_level;
    148 	u8 graphics_interval;
    149 	u8 graphics_therm_throttle_enable;
    150 	u8 graphics_voltage_change_enable;
    151 	u8 graphics_clk_slow_enable;
    152 	u8 graphics_clk_slow_divider;
    153 	u8 fps_low_t;
    154 	u32 low_sclk_interrupt_t;
    155 	bool uvd_power_gated;
    156 	bool vce_power_gated;
    157 	bool acp_power_gated;
    158 	bool samu_power_gated;
    159 	bool nb_dpm_enabled;
    160 	/* flags */
    161 	bool enable_didt;
    162 	bool enable_dpm;
    163 	bool enable_auto_thermal_throttling;
    164 	bool enable_nb_dpm;
    165 	/* caps */
    166 	bool caps_cac;
    167 	bool caps_power_containment;
    168 	bool caps_sq_ramping;
    169 	bool caps_db_ramping;
    170 	bool caps_td_ramping;
    171 	bool caps_tcp_ramping;
    172 	bool caps_sclk_throttle_low_notification;
    173 	bool caps_fps;
    174 	bool caps_uvd_dpm;
    175 	bool caps_uvd_pg;
    176 	bool caps_vce_pg;
    177 	bool caps_samu_pg;
    178 	bool caps_acp_pg;
    179 	bool caps_stable_p_state;
    180 	bool caps_enable_dfs_bypass;
    181 	bool caps_sclk_ds;
    182 	struct radeon_ps current_rps;
    183 	struct kv_ps current_ps;
    184 	struct radeon_ps requested_rps;
    185 	struct kv_ps requested_ps;
    186 };
    187 
    188 
    189 /* kv_smc.c */
    190 int kv_notify_message_to_smu(struct radeon_device *rdev, u32 id);
    191 int kv_dpm_get_enable_mask(struct radeon_device *rdev, u32 *enable_mask);
    192 int kv_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
    193 				      PPSMC_Msg msg, u32 parameter);
    194 int kv_read_smc_sram_dword(struct radeon_device *rdev, u32 smc_address,
    195 			   u32 *value, u32 limit);
    196 int kv_smc_dpm_enable(struct radeon_device *rdev, bool enable);
    197 int kv_smc_bapm_enable(struct radeon_device *rdev, bool enable);
    198 int kv_copy_bytes_to_smc(struct radeon_device *rdev,
    199 			 u32 smc_start_address,
    200 			 const u8 *src, u32 byte_count, u32 limit);
    201 
    202 #endif
    203