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ath6kl: implement rx flush for htc pipe 

rx flush was not implemented for htc pipe, add that now. Doesn't fix any known
issues.

Also free the skb if htc control messages get canceled.

Signed-off-by: Jessica Wu <wjessica@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Jessica Wu 2014-06-17 12:40:58 +03:00 committed by Kalle Valo
parent eba95bceb4
commit b056397e98
1 changed files with 29 additions and 3 deletions
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32
drivers/net/wireless/ath/ath6kl/htc_pipe.c
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@ -1170,8 +1170,12 @@ static int htc_wait_recv_ctrl_message(struct htc_target *target)
static void htc_rxctrl_complete(struct htc_target *context,
struct htc_packet *packet)
{
/* TODO, can't really receive HTC control messages yet.... */
ath6kl_dbg(ATH6KL_DBG_HTC, "%s: invalid call function\n", __func__);
struct sk_buff *skb = packet->skb;
if (packet->endpoint == ENDPOINT_0 &&
packet->status == -ECANCELED &&
skb != NULL)
dev_kfree_skb(skb);
}
/* htc pipe initialization */
@ -1678,7 +1682,29 @@ static void ath6kl_htc_pipe_activity_changed(struct htc_target *target,
static void ath6kl_htc_pipe_flush_rx_buf(struct htc_target *target)
{
/* TODO */
struct htc_endpoint *endpoint;
struct htc_packet *packet, *tmp_pkt;
int i;
for (i = ENDPOINT_0; i < ENDPOINT_MAX; i++) {
endpoint = &target->endpoint[i];
spin_lock_bh(&target->rx_lock);
list_for_each_entry_safe(packet, tmp_pkt,
&endpoint->rx_bufq, list) {
list_del(&packet->list);
spin_unlock_bh(&target->rx_lock);
ath6kl_dbg(ATH6KL_DBG_HTC,
"htc rx flush pkt 0x%p len %d ep %d\n",
packet, packet->buf_len,
packet->endpoint);
dev_kfree_skb(packet->pkt_cntxt);
spin_lock_bh(&target->rx_lock);
}
spin_unlock_bh(&target->rx_lock);
}
}
static int ath6kl_htc_pipe_credit_setup(struct htc_target *target,