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ath10k: implement tx checksum offloading

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HW supports L3/L4 tx checksum offloading.

This should reduce CPU load and improve
performance on slow host machines.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Michal Kazior 2013-07-31 10:47:57 +02:00 committed by Kalle Valo
parent 605f81aae7
commit 7c199997de
2 changed files with 4 additions and 0 deletions
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2
drivers/net/wireless/ath/ath10k/htt_tx.c
View file

@ -465,6 +465,8 @@ int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu)
flags1 = 0;
flags1 |= SM((u16)vdev_id, HTT_DATA_TX_DESC_FLAGS1_VDEV_ID);
flags1 |= SM((u16)tid, HTT_DATA_TX_DESC_FLAGS1_EXT_TID);
flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L3_OFFLOAD;
flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L4_OFFLOAD;
frags_paddr = ATH10K_SKB_CB(txfrag)->paddr;

2
drivers/net/wireless/ath/ath10k/mac.c
View file

@ -3309,6 +3309,8 @@ int ath10k_mac_register(struct ath10k *ar)
ar->hw->wiphy->iface_combinations = &ath10k_if_comb;
ar->hw->wiphy->n_iface_combinations = 1;
ar->hw->netdev_features = NETIF_F_HW_CSUM;
ret = ath_regd_init(&ar->ath_common.regulatory, ar->hw->wiphy,
ath10k_reg_notifier);
if (ret) {