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Commit 00ec12b8 authored by Rupesh Gujare's avatar Rupesh Gujare Committed by Greg Kroah-Hartman
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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: default avatarRupesh Gujare <rgujare@ozmodevices.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent fec9f24b

drivers/staging/ozwpan/ozpd.c

+9 −0
Original line number Diff line number Diff line
@@ -419,6 +419,14 @@ void oz_set_more_bit(struct sk_buff *skb) 
	struct oz_hdr *oz_hdr = (struct oz_hdr *)skb_network_header(skb);

	oz_hdr->control |= OZ_F_MORE_DATA;

}

/*------------------------------------------------------------------------------

 * Context: softirq-serialized

 */

void oz_set_last_pkt_nb(struct oz_pd *pd, struct sk_buff *skb)

{

	struct oz_hdr *oz_hdr = (struct oz_hdr *)skb_network_header(skb);

	oz_hdr->last_pkt_num = pd->trigger_pkt_num & OZ_LAST_PN_MASK;

}

/*------------------------------------------------------------------------------

 * Context: softirq

 */
@@ -537,6 +545,7 @@ static int oz_send_next_queued_frame(struct oz_pd *pd, int more_data) 
		spin_unlock(&pd->tx_frame_lock);

		if (more_data)

			oz_set_more_bit(skb);

		oz_set_last_pkt_nb(pd, skb);

		if ((int)atomic_read(&g_submitted_isoc) <

							OZ_MAX_SUBMITTED_ISOC) {

			if (dev_queue_xmit(skb) < 0) {