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[RFC 05/10] iwlwifi: mvm: pretend to have CSUM OFFLOAD

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From: Johannes Berg <johannes.berg@xxxxxxxxx>

This allows to debug the LSO flows.

Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx>
---
 drivers/net/wireless/iwlwifi/mvm/constants.h | 1 +
 drivers/net/wireless/iwlwifi/mvm/mac80211.c  | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/drivers/net/wireless/iwlwifi/mvm/constants.h b/drivers/net/wireless/iwlwifi/mvm/constants.h
index b8ee312..70d4697 100644
--- a/drivers/net/wireless/iwlwifi/mvm/constants.h
+++ b/drivers/net/wireless/iwlwifi/mvm/constants.h
@@ -103,6 +103,7 @@
 #define IWL_MVM_RS_RSSI_BASED_INIT_RATE         0
 #define IWL_MVM_RS_DISABLE_P2P_MIMO		0
 #define IWL_MVM_TOF_IS_RESPONDER		0
+#define IWL_MVM_SW_CSUM_OFFLOAD			0
 #define IWL_MVM_RS_NUM_TRY_BEFORE_ANT_TOGGLE    1
 #define IWL_MVM_RS_HT_VHT_RETRIES_PER_RATE      2
 #define IWL_MVM_RS_HT_VHT_RETRIES_PER_RATE_TW   1
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index a5bebbb..2be6f32 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -436,6 +436,12 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 	ieee80211_hw_set(hw, CHANCTX_STA_CSA);
 	ieee80211_hw_set(hw, SUPPORT_FAST_XMIT);
 
+	if (IWL_MVM_SW_CSUM_OFFLOAD)
+		hw->netdev_features |= NETIF_F_IP_CSUM | NETIF_F_TSO |
+			NETIF_F_TSO6 | NETIF_F_IPV6_CSUM;
+	/* allow these to be toggled by user */
+	hw->netdev_hw_features = hw->netdev_features;
+
 	hw->queues = mvm->first_agg_queue;
 	hw->offchannel_tx_hw_queue = IWL_MVM_OFFCHANNEL_QUEUE;
 	hw->radiotap_mcs_details |= IEEE80211_RADIOTAP_MCS_HAVE_FEC |
-- 
2.1.4

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