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authorJessica Wu <kvalo@qca.qualcomm.com>2014-06-17 12:40:58 +0300
committerKalle Valo <kvalo@qca.qualcomm.com>2014-07-14 16:03:01 +0300
commitb056397e98a9d7fb8fed9f5c837461f3dd8b0132 (patch)
treebf5da4d342a6e70f48aef70d68c9caf4447de805 /drivers/net/wireless/ath/ath6kl/htc_pipe.c
parenteba95bceb4c9f537c6c8a5aeba4277e76599e269 (diff)
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>
Diffstat (limited to 'drivers/net/wireless/ath/ath6kl/htc_pipe.c')
-rw-r--r--drivers/net/wireless/ath/ath6kl/htc_pipe.c32
1 files changed, 29 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath6kl/htc_pipe.c b/drivers/net/wireless/ath/ath6kl/htc_pipe.c
index 756fe52a12c8..ca1a18c86c0d 100644
--- a/drivers/net/wireless/ath/ath6kl/htc_pipe.c
+++ b/drivers/net/wireless/ath/ath6kl/htc_pipe.c
@@ -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,