diff --git a/drivers/net/wireless/iwlwifi/iwl-fw-file.h b/drivers/net/wireless/iwlwifi/iwl-fw-file.h index 731f1db90857e98e9b6933b444f82571c3d583c4..c4266b01bdb99383e47498541fe7138cda56bc72 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw-file.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw-file.h @@ -241,6 +241,9 @@ enum iwl_ucode_tlv_flag { * @IWL_UCODE_TLV_API_SF_NO_DUMMY_NOTIF: ucode supports disabling dummy notif. * @IWL_UCODE_TLV_API_FRAGMENTED_SCAN: This ucode supports active dwell time * longer than the passive one, which is essential for fragmented scan. + * @IWL_UCODE_TLV_API_BASIC_DWELL: use only basic dwell time in scan command, + * regardless of the band or the number of the probes. FW will calculate + * the actual dwell time. */ enum iwl_ucode_tlv_api { IWL_UCODE_TLV_API_BT_COEX_SPLIT = BIT(3), @@ -248,6 +251,7 @@ enum iwl_ucode_tlv_api { IWL_UCODE_TLV_API_LMAC_SCAN = BIT(6), IWL_UCODE_TLV_API_SF_NO_DUMMY_NOTIF = BIT(7), IWL_UCODE_TLV_API_FRAGMENTED_SCAN = BIT(8), + IWL_UCODE_TLV_API_BASIC_DWELL = BIT(13), }; /** diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index 0ee0f81113fe10629b89450e0777fbb30fff0dd9..33e42841c9a250561354f54dc813d23fab0ae664 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -173,15 +173,21 @@ static void iwl_mvm_scan_fill_ssids(struct iwl_ssid_ie *cmd_ssid, * already included in the probe template, so we need to set only * req->n_ssids - 1 bits in addition to the first bit. */ -static u16 iwl_mvm_get_active_dwell(enum ieee80211_band band, int n_ssids) +static u16 iwl_mvm_get_active_dwell(struct iwl_mvm *mvm, + enum ieee80211_band band, int n_ssids) { + if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BASIC_DWELL) + return 10; if (band == IEEE80211_BAND_2GHZ) return 20 + 3 * (n_ssids + 1); return 10 + 2 * (n_ssids + 1); } -static u16 iwl_mvm_get_passive_dwell(enum ieee80211_band band) +static u16 iwl_mvm_get_passive_dwell(struct iwl_mvm *mvm, + enum ieee80211_band band) { + if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BASIC_DWELL) + return 110; return band == IEEE80211_BAND_2GHZ ? 100 + 20 : 100 + 10; } @@ -337,7 +343,8 @@ static void iwl_mvm_scan_calc_params(struct iwl_mvm *mvm, */ if (vif->type == NL80211_IFTYPE_P2P_DEVICE) { u32 passive_dwell = - iwl_mvm_get_passive_dwell(IEEE80211_BAND_2GHZ); + iwl_mvm_get_passive_dwell(mvm, + IEEE80211_BAND_2GHZ); params->max_out_time = passive_dwell; } else { params->passive_fragmented = true; @@ -354,8 +361,8 @@ static void iwl_mvm_scan_calc_params(struct iwl_mvm *mvm, params->dwell[band].passive = frag_passive_dwell; else params->dwell[band].passive = - iwl_mvm_get_passive_dwell(band); - params->dwell[band].active = iwl_mvm_get_active_dwell(band, + iwl_mvm_get_passive_dwell(mvm, band); + params->dwell[band].active = iwl_mvm_get_active_dwell(mvm, band, n_ssids); } }