diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/ops.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/ops.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c index 24afbd6..cf33a12 100644 --- a/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -326,6 +326,23 @@ static const char *iwl_mvm_cmd_strings[REPLY_MAX] = { /* this forward declaration can avoid to export the function */ static void iwl_mvm_async_handlers_wk(struct work_struct *wk); +static u32 calc_min_backoff(struct iwl_trans *trans, const struct iwl_cfg *cfg) +{ + const struct iwl_pwr_tx_backoff *pwr_tx_backoff = cfg->pwr_tx_backoffs; + + if (!pwr_tx_backoff) + return 0; + + while (pwr_tx_backoff->pwr) { + if (trans->dflt_pwr_limit >= pwr_tx_backoff->pwr) + return pwr_tx_backoff->backoff; + + pwr_tx_backoff++; + } + + return 0; +} + static struct iwl_op_mode * iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, const struct iwl_fw *fw, struct dentry *dbgfs_dir) @@ -338,6 +355,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, TX_CMD, }; int err, scan_size; + u32 min_backoff; /* * We use IWL_MVM_STATION_COUNT to check the validity of the station @@ -433,7 +451,8 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, IWL_INFO(mvm, "Detected %s, REV=0x%X\n", mvm->cfg->name, mvm->trans->hw_rev); - iwl_mvm_tt_initialize(mvm); + min_backoff = calc_min_backoff(trans, cfg); + iwl_mvm_tt_initialize(mvm, min_backoff); /* * If the NVM exists in an external file, |