diff options
| author | Wen Gong <wgong@codeaurora.org> | 2019-04-26 09:41:10 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2019-04-29 17:37:44 +0300 |
| commit | 33f9747291ff384aeed7f0c97c19d5dba621f265 (patch) | |
| tree | d40ed3cb7d31605fe94ec33a700720f88c3a4fca /drivers/net/wireless/ath/ath10k/htt.h | |
| parent | 130c77495708c61f0aa839e436a8a3a973824b19 (diff) | |
ath10k: add fragmentation handler for high latency devices
On high latency devices (SDIO, USB) ath10k did not handle fragmented frames and
all fragmented frames on receive path were lost in ath10k. Even a simple ping
test failed with fragmentation.
The fragmented packets are decapsulated based on the security mode, then the PN
is checked and the fragmented frame is passed to mac80211. mac80211 in
ieee80211_rx_h_defragment() will then combine the fragment frames and forward
to upper layers.
Tested on QCA6174 SDIO with firmware WLAN.RMH.4.4.1-00007-QCARMSWP-1.
Signed-off-by: Wen Gong <wgong@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/htt.h')
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/htt.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h index fb5cb9169073..b28c167cb5b4 100644 --- a/drivers/net/wireless/ath/ath10k/htt.h +++ b/drivers/net/wireless/ath/ath10k/htt.h @@ -2092,6 +2092,9 @@ struct ath10k_htt_rx_ops { int idx); void* (*htt_get_vaddr_ring)(struct ath10k_htt *htt); void (*htt_reset_paddrs_ring)(struct ath10k_htt *htt, int idx); + bool (*htt_rx_proc_rx_frag_ind)(struct ath10k_htt *htt, + struct htt_rx_fragment_indication *rx, + struct sk_buff *skb); }; static inline size_t ath10k_htt_get_rx_ring_size(struct ath10k_htt *htt) @@ -2131,6 +2134,16 @@ static inline void ath10k_htt_reset_paddrs_ring(struct ath10k_htt *htt, int idx) htt->rx_ops->htt_reset_paddrs_ring(htt, idx); } +static inline bool ath10k_htt_rx_proc_rx_frag_ind(struct ath10k_htt *htt, + struct htt_rx_fragment_indication *rx, + struct sk_buff *skb) +{ + if (!htt->rx_ops->htt_rx_proc_rx_frag_ind) + return true; + + return htt->rx_ops->htt_rx_proc_rx_frag_ind(htt, rx, skb); +} + #define RX_HTT_HDR_STATUS_LEN 64 /* This structure layout is programmed via rx ring setup |