forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
113 lines
3.8 KiB
113 lines
3.8 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
|
/****************************************************************************** |
|
* |
|
* Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. |
|
* |
|
* Portions of this file are derived from the ipw3945 project, as well |
|
* as portions of the ieee80211 subsystem header files. |
|
* |
|
* Contact Information: |
|
* Intel Linux Wireless <[email protected]> |
|
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
|
*****************************************************************************/ |
|
#ifndef __iwl_tt_setting_h__ |
|
#define __iwl_tt_setting_h__ |
|
|
|
#include "commands.h" |
|
|
|
#define IWL_ABSOLUTE_ZERO 0 |
|
#define IWL_ABSOLUTE_MAX 0xFFFFFFFF |
|
#define IWL_TT_INCREASE_MARGIN 5 |
|
#define IWL_TT_CT_KILL_MARGIN 3 |
|
|
|
enum iwl_antenna_ok { |
|
IWL_ANT_OK_NONE, |
|
IWL_ANT_OK_SINGLE, |
|
IWL_ANT_OK_MULTI, |
|
}; |
|
|
|
/* Thermal Throttling State Machine states */ |
|
enum iwl_tt_state { |
|
IWL_TI_0, /* normal temperature, system power state */ |
|
IWL_TI_1, /* high temperature detect, low power state */ |
|
IWL_TI_2, /* higher temperature detected, lower power state */ |
|
IWL_TI_CT_KILL, /* critical temperature detected, lowest power state */ |
|
IWL_TI_STATE_MAX |
|
}; |
|
|
|
/** |
|
* struct iwl_tt_restriction - Thermal Throttling restriction table |
|
* @tx_stream: number of tx stream allowed |
|
* @is_ht: ht enable/disable |
|
* @rx_stream: number of rx stream allowed |
|
* |
|
* This table is used by advance thermal throttling management |
|
* based on the current thermal throttling state, and determines |
|
* the number of tx/rx streams and the status of HT operation. |
|
*/ |
|
struct iwl_tt_restriction { |
|
enum iwl_antenna_ok tx_stream; |
|
enum iwl_antenna_ok rx_stream; |
|
bool is_ht; |
|
}; |
|
|
|
/** |
|
* struct iwl_tt_trans - Thermal Throttling transaction table |
|
* @next_state: next thermal throttling mode |
|
* @tt_low: low temperature threshold to change state |
|
* @tt_high: high temperature threshold to change state |
|
* |
|
* This is used by the advanced thermal throttling algorithm |
|
* to determine the next thermal state to go based on the |
|
* current temperature. |
|
*/ |
|
struct iwl_tt_trans { |
|
enum iwl_tt_state next_state; |
|
u32 tt_low; |
|
u32 tt_high; |
|
}; |
|
|
|
/** |
|
* struct iwl_tt_mgnt - Thermal Throttling Management structure |
|
* @advanced_tt: advanced thermal throttle required |
|
* @state: current Thermal Throttling state |
|
* @tt_power_mode: Thermal Throttling power mode index |
|
* being used to set power level when |
|
* when thermal throttling state != IWL_TI_0 |
|
* the tt_power_mode should set to different |
|
* power mode based on the current tt state |
|
* @tt_previous_temperature: last measured temperature |
|
* @iwl_tt_restriction: ptr to restriction tbl, used by advance |
|
* thermal throttling to determine how many tx/rx streams |
|
* should be used in tt state; and can HT be enabled or not |
|
* @iwl_tt_trans: ptr to adv trans table, used by advance thermal throttling |
|
* state transaction |
|
* @ct_kill_toggle: used to toggle the CSR bit when checking uCode temperature |
|
* @ct_kill_exit_tm: timer to exit thermal kill |
|
*/ |
|
struct iwl_tt_mgmt { |
|
enum iwl_tt_state state; |
|
bool advanced_tt; |
|
u8 tt_power_mode; |
|
bool ct_kill_toggle; |
|
#ifdef CONFIG_IWLWIFI_DEBUG |
|
s32 tt_previous_temp; |
|
#endif |
|
struct iwl_tt_restriction *restriction; |
|
struct iwl_tt_trans *transaction; |
|
struct timer_list ct_kill_exit_tm; |
|
struct timer_list ct_kill_waiting_tm; |
|
}; |
|
|
|
u8 iwl_tt_current_power_mode(struct iwl_priv *priv); |
|
bool iwl_tt_is_low_power_state(struct iwl_priv *priv); |
|
bool iwl_ht_enabled(struct iwl_priv *priv); |
|
enum iwl_antenna_ok iwl_tx_ant_restriction(struct iwl_priv *priv); |
|
enum iwl_antenna_ok iwl_rx_ant_restriction(struct iwl_priv *priv); |
|
void iwl_tt_enter_ct_kill(struct iwl_priv *priv); |
|
void iwl_tt_exit_ct_kill(struct iwl_priv *priv); |
|
void iwl_tt_handler(struct iwl_priv *priv); |
|
void iwl_tt_initialize(struct iwl_priv *priv); |
|
void iwl_tt_exit(struct iwl_priv *priv); |
|
|
|
#endif /* __iwl_tt_setting_h__ */
|
|
|