From 7c199997ded6c90fd45a50f49e9ac63adaacb95e Mon Sep 17 00:00:00 2001 From: Michal Kazior Date: Wed, 31 Jul 2013 10:47:57 +0200 Subject: [PATCH] ath10k: implement tx checksum offloading HW supports L3/L4 tx checksum offloading. This should reduce CPU load and improve performance on slow host machines. Signed-off-by: Michal Kazior Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/htt_tx.c | 2 ++ drivers/net/wireless/ath/ath10k/mac.c | 2 ++ 2 files changed, 4 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c index dc3f3e8de32b..656c2546b294 100644 --- a/drivers/net/wireless/ath/ath10k/htt_tx.c +++ b/drivers/net/wireless/ath/ath10k/htt_tx.c @@ -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; diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 344ad2772de8..57843377fa0b 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -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) { -- 2.20.1