cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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kv_dpm.h (5315B)


      1/*
      2 * Copyright 2013 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 __KV_DPM_H__
     24#define __KV_DPM_H__
     25
     26#define SMU__NUM_SCLK_DPM_STATE  8
     27#define SMU__NUM_MCLK_DPM_LEVELS 4
     28#define SMU__NUM_LCLK_DPM_LEVELS 8
     29#define SMU__NUM_PCIE_DPM_LEVELS 0 /* ??? */
     30#include "smu7_fusion.h"
     31#include "trinity_dpm.h"
     32#include "ppsmc.h"
     33
     34#define KV_NUM_NBPSTATES   4
     35
     36enum kv_pt_config_reg_type {
     37	KV_CONFIGREG_MMR = 0,
     38	KV_CONFIGREG_SMC_IND,
     39	KV_CONFIGREG_DIDT_IND,
     40	KV_CONFIGREG_CACHE,
     41	KV_CONFIGREG_MAX
     42};
     43
     44struct kv_pt_config_reg {
     45	u32 offset;
     46	u32 mask;
     47	u32 shift;
     48	u32 value;
     49	enum kv_pt_config_reg_type type;
     50};
     51
     52struct kv_lcac_config_values {
     53	u32 block_id;
     54	u32 signal_id;
     55	u32 t;
     56};
     57
     58struct kv_lcac_config_reg {
     59	u32 cntl;
     60	u32 block_mask;
     61	u32 block_shift;
     62	u32 signal_mask;
     63	u32 signal_shift;
     64	u32 t_mask;
     65	u32 t_shift;
     66	u32 enable_mask;
     67	u32 enable_shift;
     68};
     69
     70struct kv_pl {
     71	u32 sclk;
     72	u8 vddc_index;
     73	u8 ds_divider_index;
     74	u8 ss_divider_index;
     75	u8 allow_gnb_slow;
     76	u8 force_nbp_state;
     77	u8 display_wm;
     78	u8 vce_wm;
     79};
     80
     81struct kv_ps {
     82	struct kv_pl levels[SUMO_MAX_HARDWARE_POWERLEVELS];
     83	u32 num_levels;
     84	bool need_dfs_bypass;
     85	u8 dpm0_pg_nb_ps_lo;
     86	u8 dpm0_pg_nb_ps_hi;
     87	u8 dpmx_nb_ps_lo;
     88	u8 dpmx_nb_ps_hi;
     89};
     90
     91struct kv_sys_info {
     92	u32 bootup_uma_clk;
     93	u32 bootup_sclk;
     94	u32 dentist_vco_freq;
     95	u32 nb_dpm_enable;
     96	u32 nbp_memory_clock[KV_NUM_NBPSTATES];
     97	u32 nbp_n_clock[KV_NUM_NBPSTATES];
     98	u16 bootup_nb_voltage_index;
     99	u8 htc_tmp_lmt;
    100	u8 htc_hyst_lmt;
    101	struct sumo_sclk_voltage_mapping_table sclk_voltage_mapping_table;
    102	struct sumo_vid_mapping_table vid_mapping_table;
    103	u32 uma_channel_number;
    104};
    105
    106struct kv_power_info {
    107	u32 at[SUMO_MAX_HARDWARE_POWERLEVELS];
    108	u32 voltage_drop_t;
    109	struct kv_sys_info sys_info;
    110	struct kv_pl boot_pl;
    111	bool enable_nb_ps_policy;
    112	bool disable_nb_ps3_in_battery;
    113	bool video_start;
    114	bool battery_state;
    115	u32 lowest_valid;
    116	u32 highest_valid;
    117	u16 high_voltage_t;
    118	bool cac_enabled;
    119	bool bapm_enable;
    120	/* smc offsets */
    121	u32 sram_end;
    122	u32 dpm_table_start;
    123	u32 soft_regs_start;
    124	/* dpm SMU tables */
    125	u8 graphics_dpm_level_count;
    126	u8 uvd_level_count;
    127	u8 vce_level_count;
    128	u8 acp_level_count;
    129	u8 samu_level_count;
    130	u16 fps_high_t;
    131	SMU7_Fusion_GraphicsLevel graphics_level[SMU__NUM_SCLK_DPM_STATE];
    132	SMU7_Fusion_ACPILevel acpi_level;
    133	SMU7_Fusion_UvdLevel uvd_level[SMU7_MAX_LEVELS_UVD];
    134	SMU7_Fusion_ExtClkLevel vce_level[SMU7_MAX_LEVELS_VCE];
    135	SMU7_Fusion_ExtClkLevel acp_level[SMU7_MAX_LEVELS_ACP];
    136	SMU7_Fusion_ExtClkLevel samu_level[SMU7_MAX_LEVELS_SAMU];
    137	u8 uvd_boot_level;
    138	u8 vce_boot_level;
    139	u8 acp_boot_level;
    140	u8 samu_boot_level;
    141	u8 uvd_interval;
    142	u8 vce_interval;
    143	u8 acp_interval;
    144	u8 samu_interval;
    145	u8 graphics_boot_level;
    146	u8 graphics_interval;
    147	u8 graphics_therm_throttle_enable;
    148	u8 graphics_voltage_change_enable;
    149	u8 graphics_clk_slow_enable;
    150	u8 graphics_clk_slow_divider;
    151	u8 fps_low_t;
    152	u32 low_sclk_interrupt_t;
    153	bool uvd_power_gated;
    154	bool vce_power_gated;
    155	bool acp_power_gated;
    156	bool samu_power_gated;
    157	bool nb_dpm_enabled;
    158	/* flags */
    159	bool enable_didt;
    160	bool enable_dpm;
    161	bool enable_auto_thermal_throttling;
    162	bool enable_nb_dpm;
    163	/* caps */
    164	bool caps_cac;
    165	bool caps_power_containment;
    166	bool caps_sq_ramping;
    167	bool caps_db_ramping;
    168	bool caps_td_ramping;
    169	bool caps_tcp_ramping;
    170	bool caps_sclk_throttle_low_notification;
    171	bool caps_fps;
    172	bool caps_uvd_dpm;
    173	bool caps_uvd_pg;
    174	bool caps_vce_pg;
    175	bool caps_samu_pg;
    176	bool caps_acp_pg;
    177	bool caps_stable_p_state;
    178	bool caps_enable_dfs_bypass;
    179	bool caps_sclk_ds;
    180	struct radeon_ps current_rps;
    181	struct kv_ps current_ps;
    182	struct radeon_ps requested_rps;
    183	struct kv_ps requested_ps;
    184};
    185
    186
    187/* kv_smc.c */
    188int kv_notify_message_to_smu(struct radeon_device *rdev, u32 id);
    189int kv_dpm_get_enable_mask(struct radeon_device *rdev, u32 *enable_mask);
    190int kv_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
    191				      PPSMC_Msg msg, u32 parameter);
    192int kv_read_smc_sram_dword(struct radeon_device *rdev, u32 smc_address,
    193			   u32 *value, u32 limit);
    194int kv_smc_dpm_enable(struct radeon_device *rdev, bool enable);
    195int kv_smc_bapm_enable(struct radeon_device *rdev, bool enable);
    196int kv_copy_bytes_to_smc(struct radeon_device *rdev,
    197			 u32 smc_start_address,
    198			 const u8 *src, u32 byte_count, u32 limit);
    199
    200#endif