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ath10k: Use TX cksum offload only for CHECKSUM_PARTIAL

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Otherwise ath10k will just checksum everything even if it did not
go through the TCP/IP stack (for example bridged frames). In the worst
case this could mean recreating the checksum for incorrect data.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Helmut Schaa 2015-01-28 11:31:32 +01:00 committed by Kalle Valo
parent af21319fcd
commit 75930d1a80
1 changed files with 4 additions and 2 deletions
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6
drivers/net/wireless/ath/ath10k/htt_tx.c
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@ -515,8 +515,10 @@ int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu)
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;
if (msdu->ip_summed == CHECKSUM_PARTIAL) {
flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L3_OFFLOAD;
flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L4_OFFLOAD;
}
/* Prevent firmware from sending up tx inspection requests. There's
* nothing ath10k can do with frames requested for inspection so force