staging: ozwpan: set last_pkt_nb
In case of trigeered ISOC mode set last_pkt_nb only when we are ready to send data. Signed-off-by: Rupesh Gujare <rgujare@ozmodevices.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -419,6 +419,14 @@ void oz_set_more_bit(struct sk_buff *skb)
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struct oz_hdr *oz_hdr = (struct oz_hdr *)skb_network_header(skb);
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oz_hdr->control |= OZ_F_MORE_DATA;
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}
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/*------------------------------------------------------------------------------
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* Context: softirq-serialized
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*/
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void oz_set_last_pkt_nb(struct oz_pd *pd, struct sk_buff *skb)
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{
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struct oz_hdr *oz_hdr = (struct oz_hdr *)skb_network_header(skb);
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oz_hdr->last_pkt_num = pd->trigger_pkt_num & OZ_LAST_PN_MASK;
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}
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/*------------------------------------------------------------------------------
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* Context: softirq
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*/
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@ -537,6 +545,7 @@ static int oz_send_next_queued_frame(struct oz_pd *pd, int more_data)
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spin_unlock(&pd->tx_frame_lock);
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if (more_data)
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oz_set_more_bit(skb);
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oz_set_last_pkt_nb(pd, skb);
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if ((int)atomic_read(&g_submitted_isoc) <
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OZ_MAX_SUBMITTED_ISOC) {
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if (dev_queue_xmit(skb) < 0) {
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