diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/utils.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/utils.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c index 11f51a421a3d..caf1dcf48888 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c @@ -135,6 +135,21 @@ int iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id, u16 len, return iwl_mvm_send_cmd_status(mvm, &cmd, status); } +int iwl_mvm_legacy_hw_idx_to_mac80211_idx(u32 rate_n_flags, + enum nl80211_band band) +{ + int format = rate_n_flags & RATE_MCS_MOD_TYPE_MSK; + int rate = rate_n_flags & RATE_LEGACY_RATE_MSK; + bool is_LB = band == NL80211_BAND_2GHZ; + + if (format == RATE_MCS_LEGACY_OFDM_MSK) + return is_LB ? rate + IWL_FIRST_OFDM_RATE : + rate; + + /* CCK is not allowed in HB */ + return is_LB ? rate : -1; +} + int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, enum nl80211_band band) { |