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From: Miri Korenblit <miriam.rachel.korenblit@intel.com>
To: johannes@sipsolutions.net
Cc: linux-wireless@vger.kernel.org,
	Johannes Berg <johannes.berg@intel.com>,
	Gregory Greenman <gregory.greenman@intel.com>,
	Benjamin Berg <benjamin.berg@intel.com>
Subject: [PATCH 02/20] wifi: iwlwifi: mvm: report 64-bit radiotap timestamp
Date: Mon, 27 May 2024 19:05:57 +0300
Message-Id: <20240527190228.4fc44356e7df.Ic8642d35f1090a415e09299a1bd409f51dfb6351@changeid>
In-Reply-To: <20240527160615.1549563-1-miriam.rachel.korenblit@intel.com>
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From: Johannes Berg <johannes.berg@intel.com>

Use the new RX_FLAG_MACTIME_IS_RTAP_TS64 in mac80211 to report
a 64-bit timestamp in the mactime for radiotap only, in case we
report the synchronized PTP clock timestamp (otherwise we really
only have 32 bits anyway).

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Reviewed-by: Benjamin Berg <benjamin.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
---
 drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
index 34a0f524262a..5370580f6210 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
@@ -1959,7 +1959,9 @@ static void iwl_mvm_rx_fill_status(struct iwl_mvm *mvm,
 		u64 adj_time =
 			iwl_mvm_ptp_get_adj_time(mvm, phy_data->gp2_on_air_rise * NSEC_PER_USEC);
 
-		rx_status->device_timestamp = div64_u64(adj_time, NSEC_PER_USEC);
+		rx_status->mactime = div64_u64(adj_time, NSEC_PER_USEC);
+		rx_status->flag |= RX_FLAG_MACTIME_IS_RTAP_TS64;
+		rx_status->flag &= ~RX_FLAG_MACTIME;
 	}
 
 	rx_status->freq = ieee80211_channel_to_frequency(phy_data->channel,
-- 
2.34.1