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linux-sg2042/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h

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/*
* Copyright 2015 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef _AMD_POWERPLAY_H_
#define _AMD_POWERPLAY_H_
#include <linux/seq_file.h>
#include <linux/types.h>
#include <linux/errno.h>
#include "amd_shared.h"
#include "cgs_common.h"
enum amd_pp_event {
AMD_PP_EVENT_INITIALIZE = 0,
AMD_PP_EVENT_UNINITIALIZE,
AMD_PP_EVENT_POWER_SOURCE_CHANGE,
AMD_PP_EVENT_SUSPEND,
AMD_PP_EVENT_RESUME,
AMD_PP_EVENT_ENTER_REST_STATE,
AMD_PP_EVENT_EXIT_REST_STATE,
AMD_PP_EVENT_DISPLAY_CONFIG_CHANGE,
AMD_PP_EVENT_THERMAL_NOTIFICATION,
AMD_PP_EVENT_VBIOS_NOTIFICATION,
AMD_PP_EVENT_ENTER_THERMAL_STATE,
AMD_PP_EVENT_EXIT_THERMAL_STATE,
AMD_PP_EVENT_ENTER_FORCED_STATE,
AMD_PP_EVENT_EXIT_FORCED_STATE,
AMD_PP_EVENT_ENTER_EXCLUSIVE_MODE,
AMD_PP_EVENT_EXIT_EXCLUSIVE_MODE,
AMD_PP_EVENT_ENTER_SCREEN_SAVER,
AMD_PP_EVENT_EXIT_SCREEN_SAVER,
AMD_PP_EVENT_VPU_RECOVERY_BEGIN,
AMD_PP_EVENT_VPU_RECOVERY_END,
AMD_PP_EVENT_ENABLE_POWER_PLAY,
AMD_PP_EVENT_DISABLE_POWER_PLAY,
AMD_PP_EVENT_CHANGE_POWER_SOURCE_UI_LABEL,
AMD_PP_EVENT_ENABLE_USER2D_PERFORMANCE,
AMD_PP_EVENT_DISABLE_USER2D_PERFORMANCE,
AMD_PP_EVENT_ENABLE_USER3D_PERFORMANCE,
AMD_PP_EVENT_DISABLE_USER3D_PERFORMANCE,
AMD_PP_EVENT_ENABLE_OVER_DRIVE_TEST,
AMD_PP_EVENT_DISABLE_OVER_DRIVE_TEST,
AMD_PP_EVENT_ENABLE_REDUCED_REFRESH_RATE,
AMD_PP_EVENT_DISABLE_REDUCED_REFRESH_RATE,
AMD_PP_EVENT_ENABLE_GFX_CLOCK_GATING,
AMD_PP_EVENT_DISABLE_GFX_CLOCK_GATING,
AMD_PP_EVENT_ENABLE_CGPG,
AMD_PP_EVENT_DISABLE_CGPG,
AMD_PP_EVENT_ENTER_TEXT_MODE,
AMD_PP_EVENT_EXIT_TEXT_MODE,
AMD_PP_EVENT_VIDEO_START,
AMD_PP_EVENT_VIDEO_STOP,
AMD_PP_EVENT_ENABLE_USER_STATE,
AMD_PP_EVENT_DISABLE_USER_STATE,
AMD_PP_EVENT_READJUST_POWER_STATE,
AMD_PP_EVENT_START_INACTIVITY,
AMD_PP_EVENT_STOP_INACTIVITY,
AMD_PP_EVENT_LINKED_ADAPTERS_READY,
AMD_PP_EVENT_ADAPTER_SAFE_TO_DISABLE,
AMD_PP_EVENT_COMPLETE_INIT,
AMD_PP_EVENT_CRITICAL_THERMAL_FAULT,
AMD_PP_EVENT_BACKLIGHT_CHANGED,
AMD_PP_EVENT_ENABLE_VARI_BRIGHT,
AMD_PP_EVENT_DISABLE_VARI_BRIGHT,
AMD_PP_EVENT_ENABLE_VARI_BRIGHT_ON_POWER_XPRESS,
AMD_PP_EVENT_DISABLE_VARI_BRIGHT_ON_POWER_XPRESS,
AMD_PP_EVENT_SET_VARI_BRIGHT_LEVEL,
AMD_PP_EVENT_VARI_BRIGHT_MONITOR_MEASUREMENT,
AMD_PP_EVENT_SCREEN_ON,
AMD_PP_EVENT_SCREEN_OFF,
AMD_PP_EVENT_PRE_DISPLAY_CONFIG_CHANGE,
AMD_PP_EVENT_ENTER_ULP_STATE,
AMD_PP_EVENT_EXIT_ULP_STATE,
AMD_PP_EVENT_REGISTER_IP_STATE,
AMD_PP_EVENT_UNREGISTER_IP_STATE,
AMD_PP_EVENT_ENTER_MGPU_MODE,
AMD_PP_EVENT_EXIT_MGPU_MODE,
AMD_PP_EVENT_ENTER_MULTI_GPU_MODE,
AMD_PP_EVENT_PRE_SUSPEND,
AMD_PP_EVENT_PRE_RESUME,
AMD_PP_EVENT_ENTER_BACOS,
AMD_PP_EVENT_EXIT_BACOS,
AMD_PP_EVENT_RESUME_BACO,
AMD_PP_EVENT_RESET_BACO,
AMD_PP_EVENT_PRE_DISPLAY_PHY_ACCESS,
AMD_PP_EVENT_POST_DISPLAY_PHY_CCESS,
AMD_PP_EVENT_START_COMPUTE_APPLICATION,
AMD_PP_EVENT_STOP_COMPUTE_APPLICATION,
AMD_PP_EVENT_REDUCE_POWER_LIMIT,
AMD_PP_EVENT_ENTER_FRAME_LOCK,
AMD_PP_EVENT_EXIT_FRAME_LOOCK,
AMD_PP_EVENT_LONG_IDLE_REQUEST_BACO,
AMD_PP_EVENT_LONG_IDLE_ENTER_BACO,
AMD_PP_EVENT_LONG_IDLE_EXIT_BACO,
AMD_PP_EVENT_HIBERNATE,
AMD_PP_EVENT_CONNECTED_STANDBY,
AMD_PP_EVENT_ENTER_SELF_REFRESH,
AMD_PP_EVENT_EXIT_SELF_REFRESH,
AMD_PP_EVENT_START_AVFS_BTC,
AMD_PP_EVENT_MAX
};
enum amd_dpm_forced_level {
AMD_DPM_FORCED_LEVEL_AUTO = 0,
AMD_DPM_FORCED_LEVEL_LOW = 1,
AMD_DPM_FORCED_LEVEL_HIGH = 2,
AMD_DPM_FORCED_LEVEL_MANUAL = 3,
};
struct amd_pp_init {
struct cgs_device *device;
uint32_t chip_family;
uint32_t chip_id;
uint32_t rev_id;
};
enum amd_pp_display_config_type{
AMD_PP_DisplayConfigType_None = 0,
AMD_PP_DisplayConfigType_DP54 ,
AMD_PP_DisplayConfigType_DP432 ,
AMD_PP_DisplayConfigType_DP324 ,
AMD_PP_DisplayConfigType_DP27,
AMD_PP_DisplayConfigType_DP243,
AMD_PP_DisplayConfigType_DP216,
AMD_PP_DisplayConfigType_DP162,
AMD_PP_DisplayConfigType_HDMI6G ,
AMD_PP_DisplayConfigType_HDMI297 ,
AMD_PP_DisplayConfigType_HDMI162,
AMD_PP_DisplayConfigType_LVDS,
AMD_PP_DisplayConfigType_DVI,
AMD_PP_DisplayConfigType_WIRELESS,
AMD_PP_DisplayConfigType_VGA
};
struct single_display_configuration
{
uint32_t controller_index;
uint32_t controller_id;
uint32_t signal_type;
uint32_t display_state;
/* phy id for the primary internal transmitter */
uint8_t primary_transmitter_phyi_d;
/* bitmap with the active lanes */
uint8_t primary_transmitter_active_lanemap;
/* phy id for the secondary internal transmitter (for dual-link dvi) */
uint8_t secondary_transmitter_phy_id;
/* bitmap with the active lanes */
uint8_t secondary_transmitter_active_lanemap;
/* misc phy settings for SMU. */
uint32_t config_flags;
uint32_t display_type;
uint32_t view_resolution_cx;
uint32_t view_resolution_cy;
enum amd_pp_display_config_type displayconfigtype;
uint32_t vertical_refresh; /* for active display */
};
#define MAX_NUM_DISPLAY 32
struct amd_pp_display_configuration {
bool nb_pstate_switch_disable;/* controls NB PState switch */
bool cpu_cc6_disable; /* controls CPU CState switch ( on or off) */
bool cpu_pstate_disable;
uint32_t cpu_pstate_separation_time;
uint32_t num_display; /* total number of display*/
uint32_t num_path_including_non_display;
uint32_t crossfire_display_index;
uint32_t min_mem_set_clock;
uint32_t min_core_set_clock;
/* unit 10KHz x bit*/
uint32_t min_bus_bandwidth;
/* minimum required stutter sclk, in 10khz uint32_t ulMinCoreSetClk;*/
uint32_t min_core_set_clock_in_sr;
struct single_display_configuration displays[MAX_NUM_DISPLAY];
uint32_t vrefresh; /* for active display*/
uint32_t min_vblank_time; /* for active display*/
bool multi_monitor_in_sync;
/* Controller Index of primary display - used in MCLK SMC switching hang
* SW Workaround*/
uint32_t crtc_index;
/* htotal*1000/pixelclk - used in MCLK SMC switching hang SW Workaround*/
uint32_t line_time_in_us;
bool invalid_vblank_time;
uint32_t display_clk;
/*
* for given display configuration if multimonitormnsync == false then
* Memory clock DPMS with this latency or below is allowed, DPMS with
* higher latency not allowed.
*/
uint32_t dce_tolerable_mclk_in_active_latency;
};
struct amd_pp_simple_clock_info {
uint32_t engine_max_clock;
uint32_t memory_max_clock;
uint32_t level;
};
enum PP_DAL_POWERLEVEL {
PP_DAL_POWERLEVEL_INVALID = 0,
PP_DAL_POWERLEVEL_ULTRALOW,
PP_DAL_POWERLEVEL_LOW,
PP_DAL_POWERLEVEL_NOMINAL,
PP_DAL_POWERLEVEL_PERFORMANCE,
PP_DAL_POWERLEVEL_0 = PP_DAL_POWERLEVEL_ULTRALOW,
PP_DAL_POWERLEVEL_1 = PP_DAL_POWERLEVEL_LOW,
PP_DAL_POWERLEVEL_2 = PP_DAL_POWERLEVEL_NOMINAL,
PP_DAL_POWERLEVEL_3 = PP_DAL_POWERLEVEL_PERFORMANCE,
PP_DAL_POWERLEVEL_4 = PP_DAL_POWERLEVEL_3+1,
PP_DAL_POWERLEVEL_5 = PP_DAL_POWERLEVEL_4+1,
PP_DAL_POWERLEVEL_6 = PP_DAL_POWERLEVEL_5+1,
PP_DAL_POWERLEVEL_7 = PP_DAL_POWERLEVEL_6+1,
};
struct amd_pp_clock_info {
uint32_t min_engine_clock;
uint32_t max_engine_clock;
uint32_t min_memory_clock;
uint32_t max_memory_clock;
uint32_t min_bus_bandwidth;
uint32_t max_bus_bandwidth;
uint32_t max_engine_clock_in_sr;
uint32_t min_engine_clock_in_sr;
enum PP_DAL_POWERLEVEL max_clocks_state;
};
enum amd_pp_clock_type {
amd_pp_disp_clock = 1,
amd_pp_sys_clock,
amd_pp_mem_clock
};
#define MAX_NUM_CLOCKS 16
struct amd_pp_clocks {
uint32_t count;
uint32_t clock[MAX_NUM_CLOCKS];
};
enum {
PP_GROUP_UNKNOWN = 0,
PP_GROUP_GFX = 1,
PP_GROUP_SYS,
PP_GROUP_MAX
};
enum pp_clock_type {
PP_SCLK,
PP_MCLK,
PP_PCIE,
};
struct pp_states_info {
uint32_t nums;
uint32_t states[16];
};
#define PP_GROUP_MASK 0xF0000000
#define PP_GROUP_SHIFT 28
#define PP_BLOCK_MASK 0x0FFFFF00
#define PP_BLOCK_SHIFT 8
#define PP_BLOCK_GFX_CG 0x01
#define PP_BLOCK_GFX_MG 0x02
#define PP_BLOCK_SYS_BIF 0x01
#define PP_BLOCK_SYS_MC 0x02
#define PP_BLOCK_SYS_ROM 0x04
#define PP_BLOCK_SYS_DRM 0x08
#define PP_BLOCK_SYS_HDP 0x10
#define PP_BLOCK_SYS_SDMA 0x20
#define PP_STATE_MASK 0x0000000F
#define PP_STATE_SHIFT 0
#define PP_STATE_SUPPORT_MASK 0x000000F0
#define PP_STATE_SUPPORT_SHIFT 0
#define PP_STATE_CG 0x01
#define PP_STATE_LS 0x02
#define PP_STATE_DS 0x04
#define PP_STATE_SD 0x08
#define PP_STATE_SUPPORT_CG 0x10
#define PP_STATE_SUPPORT_LS 0x20
#define PP_STATE_SUPPORT_DS 0x40
#define PP_STATE_SUPPORT_SD 0x80
#define PP_CG_MSG_ID(group, block, support, state) (group << PP_GROUP_SHIFT |\
block << PP_BLOCK_SHIFT |\
support << PP_STATE_SUPPORT_SHIFT |\
state << PP_STATE_SHIFT)
struct amd_powerplay_funcs {
int (*get_temperature)(void *handle);
int (*load_firmware)(void *handle);
int (*wait_for_fw_loading_complete)(void *handle);
int (*force_performance_level)(void *handle, enum amd_dpm_forced_level level);
enum amd_dpm_forced_level (*get_performance_level)(void *handle);
enum amd_pm_state_type (*get_current_power_state)(void *handle);
int (*get_sclk)(void *handle, bool low);
int (*get_mclk)(void *handle, bool low);
int (*powergate_vce)(void *handle, bool gate);
int (*powergate_uvd)(void *handle, bool gate);
int (*dispatch_tasks)(void *handle, enum amd_pp_event event_id,
void *input, void *output);
void (*print_current_performance_level)(void *handle,
struct seq_file *m);
int (*set_fan_control_mode)(void *handle, uint32_t mode);
int (*get_fan_control_mode)(void *handle);
int (*set_fan_speed_percent)(void *handle, uint32_t percent);
int (*get_fan_speed_percent)(void *handle, uint32_t *speed);
int (*get_pp_num_states)(void *handle, struct pp_states_info *data);
int (*get_pp_table)(void *handle, char **table);
int (*set_pp_table)(void *handle, const char *buf, size_t size);
int (*force_clock_level)(void *handle, enum pp_clock_type type, int level);
int (*print_clock_levels)(void *handle, enum pp_clock_type type, char *buf);
};
struct amd_powerplay {
void *pp_handle;
const struct amd_ip_funcs *ip_funcs;
const struct amd_powerplay_funcs *pp_funcs;
};
int amd_powerplay_init(struct amd_pp_init *pp_init,
struct amd_powerplay *amd_pp);
int amd_powerplay_fini(void *handle);
int amd_powerplay_display_configuration_change(void *handle,
const struct amd_pp_display_configuration *input);
int amd_powerplay_get_display_power_level(void *handle,
struct amd_pp_simple_clock_info *output);
int amd_powerplay_get_current_clocks(void *handle,
struct amd_pp_clock_info *output);
int amd_powerplay_get_clock_by_type(void *handle,
enum amd_pp_clock_type type,
struct amd_pp_clocks *clocks);
int amd_powerplay_get_display_mode_validation_clocks(void *handle,
struct amd_pp_simple_clock_info *output);
#endif /* _AMD_POWERPLAY_H_ */
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