From: Eyal Shapira <[email protected]> The idea here is to translate a value of 0 received from the firmware to the lowest rssi figure. As rx_status->chain_signal is a signed byte the lowest possible value is -128 and not -256. -256 was causing 0 to get stored in the signed byte.
Signed-off-by: Eyal Shapira <[email protected]> Reviewed-by: Johannes Berg <[email protected]> Signed-off-by: Emmanuel Grumbach <[email protected]> --- drivers/net/wireless/iwlwifi/mvm/rx.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/mvm/rx.c b/drivers/net/wireless/iwlwifi/mvm/rx.c index 4b98987..bf5cd8c 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/iwlwifi/mvm/rx.c @@ -149,13 +149,13 @@ static void iwl_mvm_get_signal_strength(struct iwl_mvm *mvm, le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_ENERGY_ANT_ABC_IDX]); energy_a = (val & IWL_RX_INFO_ENERGY_ANT_A_MSK) >> IWL_RX_INFO_ENERGY_ANT_A_POS; - energy_a = energy_a ? -energy_a : -256; + energy_a = energy_a ? -energy_a : S8_MIN; energy_b = (val & IWL_RX_INFO_ENERGY_ANT_B_MSK) >> IWL_RX_INFO_ENERGY_ANT_B_POS; - energy_b = energy_b ? -energy_b : -256; + energy_b = energy_b ? -energy_b : S8_MIN; energy_c = (val & IWL_RX_INFO_ENERGY_ANT_C_MSK) >> IWL_RX_INFO_ENERGY_ANT_C_POS; - energy_c = energy_c ? -energy_c : -256; + energy_c = energy_c ? -energy_c : S8_MIN; max_energy = max(energy_a, energy_b); max_energy = max(max_energy, energy_c); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
