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From:   gregory.greenman@intel.com
To:     kvalo@kernel.org, johannes@sipsolutions.net
Cc:     linux-wireless@vger.kernel.org,
        Mordechay Goodstein <mordechay.goodstein@intel.com>,
        Gregory Greenman <gregory.greenman@intel.com>
Subject: [PATCH v2 4/9] wifi: iwlwifi: mvm: add support for EHT 1K aggregation size
Date:   Tue, 22 Nov 2022 22:10:35 +0200
Message-Id: <20221122220713.ef0431f64975.Ie4d90c376c822694f4523ff0fb5731f20004c24d@changeid>
In-Reply-To: <20221122201040.2618863-1-gregory.greenman@intel.com>
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From: Mordechay Goodstein <mordechay.goodstein@intel.com>

In 11be we can receive 1K aggregation size so update our max HW rx
aggregation for mac80211 usage.

Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
---
 drivers/net/wireless/intel/iwlwifi/mvm/ops.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index 9699433137bc..2a4db13c9dcf 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -1077,6 +1077,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
 	static const u8 no_reclaim_cmds[] = {
 		TX_CMD,
 	};
+	u32 max_agg;
 	size_t scan_size;
 	u32 min_backoff;
 	struct iwl_mvm_csme_conn_info *csme_conn_info __maybe_unused;
@@ -1098,12 +1099,17 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
 	if (!hw)
 		return NULL;
 
-	hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE;
+	if (trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_BZ)
+		max_agg = IEEE80211_MAX_AMPDU_BUF_EHT;
+	else
+		max_agg = IEEE80211_MAX_AMPDU_BUF_HE;
+
+	hw->max_rx_aggregation_subframes = max_agg;
 
 	if (cfg->max_tx_agg_size)
 		hw->max_tx_aggregation_subframes = cfg->max_tx_agg_size;
 	else
-		hw->max_tx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE;
+		hw->max_tx_aggregation_subframes = max_agg;
 
 	op_mode = hw->priv;
 
-- 
2.35.3