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path: root/drivers/net/wireless/mwifiex/sta_tx.c
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Diffstat (limited to 'drivers/net/wireless/mwifiex/sta_tx.c')
-rw-r--r--drivers/net/wireless/mwifiex/sta_tx.c56
1 files changed, 39 insertions, 17 deletions
diff --git a/drivers/net/wireless/mwifiex/sta_tx.c b/drivers/net/wireless/mwifiex/sta_tx.c
index d97facd70e8..70eb863c724 100644
--- a/drivers/net/wireless/mwifiex/sta_tx.c
+++ b/drivers/net/wireless/mwifiex/sta_tx.c
@@ -48,31 +48,34 @@ void *mwifiex_process_sta_txpd(struct mwifiex_private *priv,
struct txpd *local_tx_pd;
struct mwifiex_txinfo *tx_info = MWIFIEX_SKB_TXCB(skb);
u8 pad;
+ u16 pkt_type, pkt_offset;
if (!skb->len) {
- dev_err(adapter->dev, "Tx: bad packet length: %d\n",
- skb->len);
+ dev_err(adapter->dev, "Tx: bad packet length: %d\n", skb->len);
tx_info->status_code = -1;
return skb->data;
}
+ pkt_type = mwifiex_is_skb_mgmt_frame(skb) ? PKT_TYPE_MGMT : 0;
+
/* If skb->data is not aligned; add padding */
pad = (4 - (((void *)skb->data - NULL) & 0x3)) % 4;
BUG_ON(skb_headroom(skb) < (sizeof(*local_tx_pd) + INTF_HEADER_LEN
- + pad));
+ + pad));
skb_push(skb, sizeof(*local_tx_pd) + pad);
local_tx_pd = (struct txpd *) skb->data;
memset(local_tx_pd, 0, sizeof(struct txpd));
local_tx_pd->bss_num = priv->bss_num;
local_tx_pd->bss_type = priv->bss_type;
- local_tx_pd->tx_pkt_length = cpu_to_le16((u16) (skb->len -
- (sizeof(struct txpd) + pad)));
+ local_tx_pd->tx_pkt_length = cpu_to_le16((u16)(skb->len -
+ (sizeof(struct txpd)
+ + pad)));
local_tx_pd->priority = (u8) skb->priority;
local_tx_pd->pkt_delay_2ms =
- mwifiex_wmm_compute_drv_pkt_delay(priv, skb);
+ mwifiex_wmm_compute_drv_pkt_delay(priv, skb);
if (local_tx_pd->priority <
ARRAY_SIZE(priv->wmm.user_pri_pkt_tx_ctrl))
@@ -82,7 +85,7 @@ void *mwifiex_process_sta_txpd(struct mwifiex_private *priv,
*/
local_tx_pd->tx_control =
cpu_to_le32(priv->wmm.user_pri_pkt_tx_ctrl[local_tx_pd->
- priority]);
+ priority]);
if (adapter->pps_uapsd_mode) {
if (mwifiex_check_last_packet_indication(priv)) {
@@ -92,8 +95,18 @@ void *mwifiex_process_sta_txpd(struct mwifiex_private *priv,
}
}
+ if (tx_info->flags & MWIFIEX_BUF_FLAG_TDLS_PKT)
+ local_tx_pd->flags |= MWIFIEX_TXPD_FLAGS_TDLS_PACKET;
+
/* Offset of actual data */
- local_tx_pd->tx_pkt_offset = cpu_to_le16(sizeof(struct txpd) + pad);
+ pkt_offset = sizeof(struct txpd) + pad;
+ if (pkt_type == PKT_TYPE_MGMT) {
+ /* Set the packet type and add header for management frame */
+ local_tx_pd->tx_pkt_type = cpu_to_le16(pkt_type);
+ pkt_offset += MWIFIEX_MGMT_FRAME_HEADER_SIZE;
+ }
+
+ local_tx_pd->tx_pkt_offset = cpu_to_le16(pkt_offset);
/* make space for INTF_HEADER_LEN */
skb_push(skb, INTF_HEADER_LEN);
@@ -115,6 +128,7 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags)
{
struct mwifiex_adapter *adapter = priv->adapter;
struct txpd *local_tx_pd;
+ struct mwifiex_tx_param tx_param;
/* sizeof(struct txpd) + Interface specific header */
#define NULL_PACKET_HDR 64
u32 data_len = NULL_PACKET_HDR;
@@ -136,7 +150,10 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags)
return -1;
tx_info = MWIFIEX_SKB_TXCB(skb);
- tx_info->bss_index = priv->bss_index;
+ memset(tx_info, 0, sizeof(*tx_info));
+ tx_info->bss_num = priv->bss_num;
+ tx_info->bss_type = priv->bss_type;
+ tx_info->pkt_len = data_len - (sizeof(struct txpd) + INTF_HEADER_LEN);
skb_reserve(skb, sizeof(struct txpd) + INTF_HEADER_LEN);
skb_push(skb, sizeof(struct txpd));
@@ -148,10 +165,15 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags)
local_tx_pd->bss_num = priv->bss_num;
local_tx_pd->bss_type = priv->bss_type;
- skb_push(skb, INTF_HEADER_LEN);
-
- ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA,
- skb, NULL);
+ if (adapter->iface_type == MWIFIEX_USB) {
+ ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA,
+ skb, NULL);
+ } else {
+ skb_push(skb, INTF_HEADER_LEN);
+ tx_param.next_pkt_len = 0;
+ ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA,
+ skb, &tx_param);
+ }
switch (ret) {
case -EBUSY:
adapter->data_sent = true;
@@ -159,13 +181,13 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags)
case -1:
dev_kfree_skb_any(skb);
dev_err(adapter->dev, "%s: host_to_card failed: ret=%d\n",
- __func__, ret);
+ __func__, ret);
adapter->dbg.num_tx_host_to_card_failure++;
break;
case 0:
dev_kfree_skb_any(skb);
dev_dbg(adapter->dev, "data: %s: host_to_card succeeded\n",
- __func__);
+ __func__);
adapter->tx_lock_flag = true;
break;
case -EINPROGRESS:
@@ -191,8 +213,8 @@ mwifiex_check_last_packet_indication(struct mwifiex_private *priv)
if (mwifiex_wmm_lists_empty(adapter))
ret = true;
- if (ret && !adapter->cmd_sent && !adapter->curr_cmd
- && !is_command_pending(adapter)) {
+ if (ret && !adapter->cmd_sent && !adapter->curr_cmd &&
+ !is_command_pending(adapter)) {
adapter->delay_null_pkt = false;
ret = true;
} else {