diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-power.h')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-power.h | 115 |
1 files changed, 95 insertions, 20 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-power.h b/drivers/net/wireless/iwlwifi/iwl-power.h index 37ba3bb7a25..df6f6a49712 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.h +++ b/drivers/net/wireless/iwlwifi/iwl-power.h @@ -28,13 +28,91 @@ #ifndef __iwl_power_setting_h__ #define __iwl_power_setting_h__ -#include <net/mac80211.h> #include "iwl-commands.h" -struct iwl_priv; +#define IWL_ABSOLUTE_ZERO 0 +#define IWL_ABSOLUTE_MAX 0xFFFFFFFF +#define IWL_TT_INCREASE_MARGIN 5 -enum { - IWL_POWER_MODE_CAM, /* Continuously Aware Mode, always on */ +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; +}; + +enum iwl_power_level { IWL_POWER_INDEX_1, IWL_POWER_INDEX_2, IWL_POWER_INDEX_3, @@ -43,26 +121,23 @@ enum { IWL_POWER_NUM }; -/* Power management (not Tx power) structures */ - -struct iwl_power_vec_entry { - struct iwl_powertable_cmd cmd; - u8 no_dtim; -}; - struct iwl_power_mgr { - struct iwl_power_vec_entry pwr_range_0[IWL_POWER_NUM]; - struct iwl_power_vec_entry pwr_range_1[IWL_POWER_NUM]; - struct iwl_power_vec_entry pwr_range_2[IWL_POWER_NUM]; - u32 dtim_period; - /* final power level that used to calculate final power command */ - u8 power_mode; - u8 user_power_setting; /* set by user through sysfs */ - u8 power_disabled; /* set by mac80211's CONF_PS */ + struct iwl_powertable_cmd sleep_cmd; + int debug_sleep_level_override; + bool pci_pm; }; int iwl_power_update_mode(struct iwl_priv *priv, bool force); -int iwl_power_set_user_mode(struct iwl_priv *priv, u16 mode); +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); void iwl_power_initialize(struct iwl_priv *priv); +extern bool no_sleep_autoadjust; + #endif /* __iwl_power_setting_h__ */ |