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iwlwifi: mvm: add high temperature SKU thermal throttling parameters

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When the NIC is expected to operate in high temperature,
it is advisable to put more aggresive thermal throttling
parameters, in order to prevent CT-kill.

Signed-off-by: eytan lifshitz <eytan.lifshitz@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Eytan Lifshitz 2013-07-24 14:49:18 +03:00 committed by Johannes Berg
parent 6161b02b93
commit 6be497f29e
4 changed files with 44 additions and 4 deletions
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10
drivers/net/wireless/iwlwifi/iwl-7000.c
View File

@ -127,6 +127,16 @@ const struct iwl_cfg iwl7260_2ac_cfg = {
.nvm_calib_ver = IWL7260_TX_POWER_VERSION,
};
const struct iwl_cfg iwl7260_2ac_cfg_high_temp = {
.name = "Intel(R) Dual Band Wireless AC 7260",
.fw_name_pre = IWL7260_FW_PRE,
IWL_DEVICE_7000,
.ht_params = &iwl7000_ht_params,
.nvm_ver = IWL7260_NVM_VERSION,
.nvm_calib_ver = IWL7260_TX_POWER_VERSION,
.high_temp = true,
};
const struct iwl_cfg iwl7260_2n_cfg = {
.name = "Intel(R) Dual Band Wireless N 7260",
.fw_name_pre = IWL7260_FW_PRE,

3
drivers/net/wireless/iwlwifi/iwl-config.h
View File

@ -206,6 +206,7 @@ struct iwl_eeprom_params {
* @led_mode: 0=blinking, 1=On(RF On)/Off(RF Off)
* @rx_with_siso_diversity: 1x1 device with rx antenna diversity
* @internal_wimax_coex: internal wifi/wimax combo device
* @high_temp: Is this NIC is designated to be in high temperature.
*
* We enable the driver to be backward compatible wrt. hardware features.
* API differences in uCode shouldn't be handled here but through TLVs
@ -234,6 +235,7 @@ struct iwl_cfg {
enum iwl_led_mode led_mode;
const bool rx_with_siso_diversity;
const bool internal_wimax_coex;
bool high_temp;
};
/*
@ -284,6 +286,7 @@ extern const struct iwl_cfg iwl135_bgn_cfg;
#endif /* CONFIG_IWLDVM */
#if IS_ENABLED(CONFIG_IWLMVM)
extern const struct iwl_cfg iwl7260_2ac_cfg;
extern const struct iwl_cfg iwl7260_2ac_cfg_high_temp;
extern const struct iwl_cfg iwl7260_2n_cfg;
extern const struct iwl_cfg iwl7260_n_cfg;
extern const struct iwl_cfg iwl3160_2ac_cfg;

29
drivers/net/wireless/iwlwifi/mvm/tt.c
View File

@ -512,12 +512,39 @@ static const struct iwl_tt_params iwl7000_tt_params = {
.support_tx_backoff = true,
};
static const struct iwl_tt_params iwl7000_high_temp_tt_params = {
.ct_kill_entry = 118,
.ct_kill_exit = 96,
.ct_kill_duration = 5,
.dynamic_smps_entry = 114,
.dynamic_smps_exit = 110,
.tx_protection_entry = 114,
.tx_protection_exit = 108,
.tx_backoff = {
{.temperature = 112, .backoff = 300},
{.temperature = 113, .backoff = 800},
{.temperature = 114, .backoff = 1500},
{.temperature = 115, .backoff = 3000},
{.temperature = 116, .backoff = 5000},
{.temperature = 117, .backoff = 10000},
},
.support_ct_kill = true,
.support_dynamic_smps = true,
.support_tx_protection = true,
.support_tx_backoff = true,
};
void iwl_mvm_tt_initialize(struct iwl_mvm *mvm)
{
struct iwl_mvm_tt_mgmt *tt = &mvm->thermal_throttle;
IWL_DEBUG_TEMP(mvm, "Initialize Thermal Throttling\n");
tt->params = &iwl7000_tt_params;
if (mvm->cfg->high_temp)
tt->params = &iwl7000_high_temp_tt_params;
else
tt->params = &iwl7000_tt_params;
tt->throttle = false;
INIT_DELAYED_WORK(&tt->ct_kill_exit, check_exit_ctkill);
}

6
drivers/net/wireless/iwlwifi/pcie/drv.c
View File

@ -272,9 +272,9 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = {
{IWL_PCI_DEVICE(0x08B1, 0x4462, iwl7260_n_cfg)},
{IWL_PCI_DEVICE(0x08B1, 0x4870, iwl7260_2ac_cfg)},
{IWL_PCI_DEVICE(0x08B1, 0x486E, iwl7260_2ac_cfg)},
{IWL_PCI_DEVICE(0x08B1, 0x4A70, iwl7260_2ac_cfg)},
{IWL_PCI_DEVICE(0x08B1, 0x4A6E, iwl7260_2ac_cfg)},
{IWL_PCI_DEVICE(0x08B1, 0x4A6C, iwl7260_2ac_cfg)},
{IWL_PCI_DEVICE(0x08B1, 0x4A70, iwl7260_2ac_cfg_high_temp)},
{IWL_PCI_DEVICE(0x08B1, 0x4A6E, iwl7260_2ac_cfg_high_temp)},
{IWL_PCI_DEVICE(0x08B1, 0x4A6C, iwl7260_2ac_cfg_high_temp)},
{IWL_PCI_DEVICE(0x08B1, 0x4020, iwl7260_2n_cfg)},
{IWL_PCI_DEVICE(0x08B2, 0x4220, iwl7260_2n_cfg)},
{IWL_PCI_DEVICE(0x08B1, 0x4420, iwl7260_2n_cfg)},