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| author | Eytan Lifshitz <eytan.lifshitz@intel.com> | 2013-07-24 14:49:18 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-07-31 11:05:07 +0200 |
| commit | 6be497f29e207dcfb5d00a692c4e1d4e0fdcac3c (patch) | |
| tree | 00bb7e08cb2121c8290e452778a9caae1b7f673b /drivers/net/wireless/iwlwifi/mvm | |
| parent | 6161b02b934bcf013f3bd7468222e24d4d597fbf (diff) | |
| download | lwn-6be497f29e207dcfb5d00a692c4e1d4e0fdcac3c.tar.gz lwn-6be497f29e207dcfb5d00a692c4e1d4e0fdcac3c.zip | |
iwlwifi: mvm: add high temperature SKU thermal throttling parameters
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>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/tt.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/tt.c b/drivers/net/wireless/iwlwifi/mvm/tt.c index f5ba185f09b1..1f3282dff513 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tt.c +++ b/drivers/net/wireless/iwlwifi/mvm/tt.c @@ -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); } |