From 26e05cc32d4dab8ad939fd1318bc470d737a20ca Mon Sep 17 00:00:00 2001 From: David Spinadel Date: Mon, 8 Jul 2013 13:12:29 +0300 Subject: [PATCH] iwlwifi: mvm: enable pre-scan passive to active Enable passive to active scan feature, on channels that was active in the past hour. Signed-off-by: David Spinadel Reviewed-by: Emmanuel Grumbach Signed-off-by: Johannes Berg --- drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h | 5 ++++- drivers/net/wireless/iwlwifi/mvm/scan.c | 2 ++ 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h index b60d14151721..c33ff8e61f4f 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h @@ -138,6 +138,8 @@ struct iwl_ssid_ie { *@SCAN_FLAGS_DELAYED_SCAN_LOWBAND: *@SCAN_FLAGS_DELAYED_SCAN_HIGHBAND: *@SCAN_FLAGS_FRAGMENTED_SCAN: + *@SCAN_FLAGS_PASSIVE2ACTIVE: use active scan on channels that was active + * in the past hour, even if they are marked as passive. */ enum iwl_scan_flags { SCAN_FLAGS_PERIODIC_SCAN = BIT(0), @@ -145,6 +147,7 @@ enum iwl_scan_flags { SCAN_FLAGS_DELAYED_SCAN_LOWBAND = BIT(2), SCAN_FLAGS_DELAYED_SCAN_HIGHBAND = BIT(3), SCAN_FLAGS_FRAGMENTED_SCAN = BIT(4), + SCAN_FLAGS_PASSIVE2ACTIVE = BIT(5), }; /** @@ -179,7 +182,7 @@ enum iwl_scan_type { * @quiet_time: in msecs, dwell this time for active scan on quiet channels * @quiet_plcp_th: quiet PLCP threshold (channel is quiet if less than * this number of packets were received (typically 1) - * @passive2active: is auto switching from passive to active allowed (0 or 1) + * @passive2active: is auto switching from passive to active during scan allowed * @rxchain_sel_flags: RXON_RX_CHAIN_* * @max_out_time: in usecs, max out of serving channel time * @suspend_time: how long to pause scan when returning to service channel: diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index 2157b0f8ced5..dc635798b2e5 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -306,10 +306,12 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm, */ if (req->n_ssids > 0) { cmd->passive2active = cpu_to_le16(1); + cmd->scan_flags |= SCAN_FLAGS_PASSIVE2ACTIVE; ssid = req->ssids[0].ssid; ssid_len = req->ssids[0].ssid_len; } else { cmd->passive2active = 0; + cmd->scan_flags &= ~SCAN_FLAGS_PASSIVE2ACTIVE; } iwl_mvm_scan_fill_ssids(cmd, req); -- 2.20.1