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-rw-r--r--drivers/net/wireless/rtlwifi/pci.c176
1 files changed, 81 insertions, 95 deletions
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index e502db0532e5..fbb4c1309568 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -654,128 +654,114 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
/*rx pkt */
struct sk_buff *skb = rtlpci->rx_ring[rx_queue_idx].rx_buf[
index];
+ struct ieee80211_hdr *hdr;
+ __le16 fc;
+ struct sk_buff *new_skb = NULL;
own = (u8) rtlpriv->cfg->ops->get_desc((u8 *) pdesc,
false, HW_DESC_OWN);
- if (own) {
- /*wait data to be filled by hardware */
+ /*wait data to be filled by hardware */
+ if (own)
break;
- } else {
- struct ieee80211_hdr *hdr;
- __le16 fc;
- struct sk_buff *new_skb = NULL;
-
- rtlpriv->cfg->ops->query_rx_desc(hw, &stats,
- &rx_status,
- (u8 *) pdesc, skb);
-
- new_skb = dev_alloc_skb(rtlpci->rxbuffersize);
- if (unlikely(!new_skb)) {
- RT_TRACE(rtlpriv, (COMP_INTR | COMP_RECV),
- DBG_DMESG,
- ("can't alloc skb for rx\n"));
- goto done;
- }
- pci_unmap_single(rtlpci->pdev,
- *((dma_addr_t *) skb->cb),
- rtlpci->rxbuffersize,
- PCI_DMA_FROMDEVICE);
+ rtlpriv->cfg->ops->query_rx_desc(hw, &stats,
+ &rx_status,
+ (u8 *) pdesc, skb);
+
+ new_skb = dev_alloc_skb(rtlpci->rxbuffersize);
+ if (unlikely(!new_skb)) {
+ RT_TRACE(rtlpriv, (COMP_INTR | COMP_RECV),
+ DBG_DMESG,
+ ("can't alloc skb for rx\n"));
+ goto done;
+ }
- skb_put(skb, rtlpriv->cfg->ops->get_desc((u8 *) pdesc,
- false,
- HW_DESC_RXPKT_LEN));
- skb_reserve(skb,
- stats.rx_drvinfo_size + stats.rx_bufshift);
+ pci_unmap_single(rtlpci->pdev,
+ *((dma_addr_t *) skb->cb),
+ rtlpci->rxbuffersize,
+ PCI_DMA_FROMDEVICE);
- /*
- *NOTICE This can not be use for mac80211,
- *this is done in mac80211 code,
- *if you done here sec DHCP will fail
- *skb_trim(skb, skb->len - 4);
- */
+ skb_put(skb, rtlpriv->cfg->ops->get_desc((u8 *) pdesc, false,
+ HW_DESC_RXPKT_LEN));
+ skb_reserve(skb, stats.rx_drvinfo_size + stats.rx_bufshift);
- hdr = rtl_get_hdr(skb);
- fc = rtl_get_fc(skb);
+ /*
+ * NOTICE This can not be use for mac80211,
+ * this is done in mac80211 code,
+ * if you done here sec DHCP will fail
+ * skb_trim(skb, skb->len - 4);
+ */
+
+ hdr = rtl_get_hdr(skb);
+ fc = rtl_get_fc(skb);
- if (!stats.crc && !stats.hwerror) {
- memcpy(IEEE80211_SKB_RXCB(skb), &rx_status,
+ if (!stats.crc && !stats.hwerror) {
+ memcpy(IEEE80211_SKB_RXCB(skb), &rx_status,
sizeof(rx_status));
- if (is_broadcast_ether_addr(hdr->addr1)) {
- ;/*TODO*/
- } else if (is_multicast_ether_addr(hdr->addr1)) {
- ;/*TODO*/
- } else {
- unicast = true;
- rtlpriv->stats.rxbytesunicast +=
- skb->len;
- }
+ if (is_broadcast_ether_addr(hdr->addr1)) {
+ ;/*TODO*/
+ } else if (is_multicast_ether_addr(hdr->addr1)) {
+ ;/*TODO*/
+ } else {
+ unicast = true;
+ rtlpriv->stats.rxbytesunicast += skb->len;
+ }
- rtl_is_special_data(hw, skb, false);
+ rtl_is_special_data(hw, skb, false);
- if (ieee80211_is_data(fc)) {
- rtlpriv->cfg->ops->led_control(hw,
- LED_CTL_RX);
+ if (ieee80211_is_data(fc)) {
+ rtlpriv->cfg->ops->led_control(hw, LED_CTL_RX);
- if (unicast)
- rtlpriv->link_info.
- num_rx_inperiod++;
- }
+ if (unicast)
+ rtlpriv->link_info.num_rx_inperiod++;
+ }
- /* for sw lps */
- rtl_swlps_beacon(hw, (void *)skb->data,
- skb->len);
- rtl_recognize_peer(hw, (void *)skb->data,
- skb->len);
- if ((rtlpriv->mac80211.opmode ==
- NL80211_IFTYPE_AP) &&
- (rtlpriv->rtlhal.current_bandtype ==
- BAND_ON_2_4G) &&
- (ieee80211_is_beacon(fc) ||
- ieee80211_is_probe_resp(fc))) {
+ /* for sw lps */
+ rtl_swlps_beacon(hw, (void *)skb->data, skb->len);
+ rtl_recognize_peer(hw, (void *)skb->data, skb->len);
+ if ((rtlpriv->mac80211.opmode == NL80211_IFTYPE_AP) &&
+ (rtlpriv->rtlhal.current_bandtype ==
+ BAND_ON_2_4G) &&
+ (ieee80211_is_beacon(fc) ||
+ ieee80211_is_probe_resp(fc))) {
+ dev_kfree_skb_any(skb);
+ } else {
+ if (unlikely(!rtl_action_proc(hw, skb,
+ false))) {
dev_kfree_skb_any(skb);
} else {
- if (unlikely(!rtl_action_proc(hw, skb,
- false))) {
- dev_kfree_skb_any(skb);
- } else {
- struct sk_buff *uskb = NULL;
- u8 *pdata;
- uskb = dev_alloc_skb(skb->len
- + 128);
- memcpy(IEEE80211_SKB_RXCB(uskb),
- &rx_status,
- sizeof(rx_status));
- pdata = (u8 *)skb_put(uskb,
- skb->len);
- memcpy(pdata, skb->data,
- skb->len);
- dev_kfree_skb_any(skb);
-
- ieee80211_rx_irqsafe(hw, uskb);
- }
+ struct sk_buff *uskb = NULL;
+ u8 *pdata;
+ uskb = dev_alloc_skb(skb->len + 128);
+ memcpy(IEEE80211_SKB_RXCB(uskb),
+ &rx_status, sizeof(rx_status));
+ pdata = (u8 *)skb_put(uskb, skb->len);
+ memcpy(pdata, skb->data, skb->len);
+ dev_kfree_skb_any(skb);
+
+ ieee80211_rx_irqsafe(hw, uskb);
}
- } else {
- dev_kfree_skb_any(skb);
}
+ } else {
+ dev_kfree_skb_any(skb);
+ }
- if (((rtlpriv->link_info.num_rx_inperiod +
- rtlpriv->link_info.num_tx_inperiod) > 8) ||
- (rtlpriv->link_info.num_rx_inperiod > 2)) {
- tasklet_schedule(&rtlpriv->works.ips_leave_tasklet);
- }
+ if (((rtlpriv->link_info.num_rx_inperiod +
+ rtlpriv->link_info.num_tx_inperiod) > 8) ||
+ (rtlpriv->link_info.num_rx_inperiod > 2)) {
+ tasklet_schedule(&rtlpriv->works.ips_leave_tasklet);
+ }
- skb = new_skb;
+ skb = new_skb;
- rtlpci->rx_ring[rx_queue_idx].rx_buf[index] = skb;
- *((dma_addr_t *) skb->cb) =
+ rtlpci->rx_ring[rx_queue_idx].rx_buf[index] = skb;
+ *((dma_addr_t *) skb->cb) =
pci_map_single(rtlpci->pdev, skb_tail_pointer(skb),
rtlpci->rxbuffersize,
PCI_DMA_FROMDEVICE);
- }
done:
bufferaddress = (*((dma_addr_t *)skb->cb));
tmp_one = 1;
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