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Commit 5c0950c3 authored by Johannes Berg's avatar Johannes Berg Committed by Emmanuel Grumbach
Browse files

iwlwifi: mvm: remove unneeded calculations 



In iwl_mvm_calc_rssi() some values are calculated but then
never used, remove the calculations.

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
parent 0eb83653

drivers/net/wireless/iwlwifi/mvm/rx.c

+1 −7
Original line number Diff line number Diff line
@@ -129,22 +129,16 @@ static void iwl_mvm_calc_rssi(struct iwl_mvm *mvm, 
			      struct ieee80211_rx_status *rx_status)

{

	int rssi_a, rssi_b, rssi_a_dbm, rssi_b_dbm, max_rssi_dbm;

	int rssi_all_band_a, rssi_all_band_b;

	u32 agc_a, agc_b, max_agc;

	u32 agc_a, agc_b;

	u32 val;



	val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_AGC_IDX]);

	agc_a = (val & IWL_OFDM_AGC_A_MSK) >> IWL_OFDM_AGC_A_POS;

	agc_b = (val & IWL_OFDM_AGC_B_MSK) >> IWL_OFDM_AGC_B_POS;

	max_agc = max_t(u32, agc_a, agc_b);



	val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_RSSI_AB_IDX]);

	rssi_a = (val & IWL_OFDM_RSSI_INBAND_A_MSK) >> IWL_OFDM_RSSI_A_POS;

	rssi_b = (val & IWL_OFDM_RSSI_INBAND_B_MSK) >> IWL_OFDM_RSSI_B_POS;

	rssi_all_band_a = (val & IWL_OFDM_RSSI_ALLBAND_A_MSK) >>

				IWL_OFDM_RSSI_ALLBAND_A_POS;

	rssi_all_band_b = (val & IWL_OFDM_RSSI_ALLBAND_B_MSK) >>

				IWL_OFDM_RSSI_ALLBAND_B_POS;



	/*

	 * dBm = rssi dB - agc dB - constant.