#include "tx.h"
#include "ps.h"
#include "io.h"
+#include "event.h"
static bool wl1251_tx_double_buffer_busy(struct wl1251 *wl, u32 data_out_count)
{
return false;
}
-static int wl1251_tx_path_status(struct wl1251 *wl)
+int wl1251_tx_path_status(struct wl1251 *wl)
{
u32 status, addr, data_out_count;
bool busy;
/* 802.11 packets */
tx_hdr->control.packet_type = 0;
- if (control->flags & IEEE80211_TX_CTL_NO_ACK)
+ /* Also disable retry and ACK policy for injected packets */
+ if ((control->flags & IEEE80211_TX_CTL_NO_ACK) ||
+ (control->flags & IEEE80211_TX_CTL_INJECTED)) {
+ tx_hdr->control.rate_policy = 1;
tx_hdr->control.ack_policy = 1;
+ }
tx_hdr->control.tx_complete = 1;
wl1251_mem_write(wl, addr, skb->data, len);
+ wl1251_update_rate(wl, len);
wl1251_debug(DEBUG_TX, "tx id %u skb 0x%p payload %u rate 0x%x "
"queue %d", tx_hdr->id, skb, tx_hdr->length,
tx_hdr->rate, tx_hdr->xmit_queue);
TX_STATUS_DATA_OUT_COUNT_MASK;
}
+static void enable_tx_for_packet_injection(struct wl1251 *wl)
+{
+ int ret;
+
+ ret = wl1251_cmd_join(wl, BSS_TYPE_STA_BSS, wl->channel,
+ wl->beacon_int, wl->dtim_period);
+ if (ret < 0) {
+ wl1251_warning("join failed");
+ return;
+ }
+
+ ret = wl1251_event_wait(wl, JOIN_EVENT_COMPLETE_ID, 100);
+ if (ret < 0) {
+ wl1251_warning("join timeout");
+ return;
+ }
+
+ wl->joined = true;
+}
+
/* caller must hold wl->mutex */
-static int wl1251_tx_frame(struct wl1251 *wl, struct sk_buff *skb)
+int wl1251_tx_frame(struct wl1251 *wl, struct sk_buff *skb)
{
struct ieee80211_tx_info *info;
int ret = 0;
info = IEEE80211_SKB_CB(skb);
if (info->control.hw_key) {
+ if (unlikely(wl->monitor_present))
+ return -EINVAL;
+
idx = info->control.hw_key->hw_key_idx;
if (unlikely(wl->default_key != idx)) {
ret = wl1251_acx_default_key(wl, idx);
}
}
+ /* Enable tx path in monitor mode for packet injection */
+ if ((wl->vif == NULL) && !wl->joined)
+ enable_tx_for_packet_injection(wl);
+
ret = wl1251_tx_path_status(wl);
if (ret < 0)
return ret;
info = IEEE80211_SKB_CB(skb);
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK) &&
+ !(info->flags & IEEE80211_TX_CTL_INJECTED) &&
(result->status == TX_SUCCESS))
info->flags |= IEEE80211_TX_STAT_ACK;