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ath10k: simplify Rx loop 

Since htt_rx_mpdu_status isn't used anymore
(instead attention flags are used) simplify the
loop.

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 2014-11-18 09:24:47 +02:00 committed by Kalle Valo
parent 9aa505d20b
commit d540690d3a
1 changed files with 43 additions and 45 deletions
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88
drivers/net/wireless/ath/ath10k/htt_rx.c
View File

@ -1197,8 +1197,7 @@ static void ath10k_htt_rx_handler(struct ath10k_htt *htt,
int fw_desc_len;
u8 *fw_desc;
bool channel_set;
int i, j;
int ret;
int i, ret, mpdu_count = 0;
lockdep_assert_held(&htt->rx_ring.lock);
@ -1237,51 +1236,50 @@ static void ath10k_htt_rx_handler(struct ath10k_htt *htt,
(sizeof(struct htt_rx_indication_mpdu_range) *
num_mpdu_ranges));
for (i = 0; i < num_mpdu_ranges; i++) {
for (j = 0; j < mpdu_ranges[i].mpdu_count; j++) {
attention = 0;
__skb_queue_head_init(&amsdu);
ret = ath10k_htt_rx_amsdu_pop(htt, &fw_desc,
&fw_desc_len, &amsdu,
&attention);
for (i = 0; i < num_mpdu_ranges; i++)
mpdu_count += mpdu_ranges[i].mpdu_count;
if (ret < 0) {
ath10k_warn(ar, "failed to pop amsdu from htt rx ring %d\n",
ret);
__skb_queue_purge(&amsdu);
continue;
}
if (!ath10k_htt_rx_amsdu_allowed(htt, skb_peek(&amsdu),
channel_set,
attention)) {
__skb_queue_purge(&amsdu);
continue;
}
if (ret > 0 && ath10k_unchain_msdu(&amsdu) < 0) {
__skb_queue_purge(&amsdu);
continue;
}
if (attention & RX_ATTENTION_FLAGS_FCS_ERR)
rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
else
rx_status->flag &= ~RX_FLAG_FAILED_FCS_CRC;
if (attention & RX_ATTENTION_FLAGS_TKIP_MIC_ERR)
rx_status->flag |= RX_FLAG_MMIC_ERROR;
else
rx_status->flag &= ~RX_FLAG_MMIC_ERROR;
hdr = ath10k_htt_rx_skb_get_hdr(skb_peek(&amsdu));
if (ath10k_htt_rx_hdr_is_amsdu(hdr))
ath10k_htt_rx_amsdu(htt, rx_status, &amsdu);
else
ath10k_htt_rx_msdu(htt, rx_status,
__skb_dequeue(&amsdu));
while (mpdu_count--) {
attention = 0;
__skb_queue_head_init(&amsdu);
ret = ath10k_htt_rx_amsdu_pop(htt, &fw_desc,
&fw_desc_len, &amsdu,
&attention);
if (ret < 0) {
ath10k_warn(ar, "failed to pop amsdu from htt rx ring %d\n",
ret);
__skb_queue_purge(&amsdu);
continue;
}
if (!ath10k_htt_rx_amsdu_allowed(htt, skb_peek(&amsdu),
channel_set, attention)) {
__skb_queue_purge(&amsdu);
continue;
}
if (ret > 0 && ath10k_unchain_msdu(&amsdu) < 0) {
__skb_queue_purge(&amsdu);
continue;
}
if (attention & RX_ATTENTION_FLAGS_FCS_ERR)
rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
else
rx_status->flag &= ~RX_FLAG_FAILED_FCS_CRC;
if (attention & RX_ATTENTION_FLAGS_TKIP_MIC_ERR)
rx_status->flag |= RX_FLAG_MMIC_ERROR;
else
rx_status->flag &= ~RX_FLAG_MMIC_ERROR;
hdr = ath10k_htt_rx_skb_get_hdr(skb_peek(&amsdu));
if (ath10k_htt_rx_hdr_is_amsdu(hdr))
ath10k_htt_rx_amsdu(htt, rx_status, &amsdu);
else
ath10k_htt_rx_msdu(htt, rx_status,
__skb_dequeue(&amsdu));
}
tasklet_schedule(&htt->rx_replenish_task);