tx.c revision d0cf9c0dadcdc89a755bcb301cfc9c796eb28ccf
1876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti/** 2876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * This file contains the handling of TX in wlan driver. 3876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti */ 4876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti#include <linux/netdevice.h> 56f93a8e7e41c2d29749242f983f41e3f6a75b40bDavid Woodhouse#include <linux/etherdevice.h> 6876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 7876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti#include "hostcmd.h" 8876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti#include "radiotap.h" 9876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti#include "decl.h" 10876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti#include "defs.h" 11876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti#include "dev.h" 12876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti#include "wext.h" 13876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 14876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti/** 15876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * @brief This function converts Tx/Rx rates from IEEE80211_RADIOTAP_RATE 16876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * units (500 Kb/s) into Marvell WLAN format (see Table 8 in Section 3.2.1) 17876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * 18876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * @param rate Input rate 19876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * @return Output Rate (0 if invalid) 20876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti */ 21876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosattistatic u32 convert_radiotap_rate_to_mv(u8 rate) 22876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti{ 23876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti switch (rate) { 24876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 2: /* 1 Mbps */ 25876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 0 | (1 << 4); 26876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 4: /* 2 Mbps */ 27876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 1 | (1 << 4); 28876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 11: /* 5.5 Mbps */ 29876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 2 | (1 << 4); 30876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 22: /* 11 Mbps */ 31876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 3 | (1 << 4); 32876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 12: /* 6 Mbps */ 33876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 4 | (1 << 4); 34876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 18: /* 9 Mbps */ 35876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 5 | (1 << 4); 36876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 24: /* 12 Mbps */ 37876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 6 | (1 << 4); 38876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 36: /* 18 Mbps */ 39876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 7 | (1 << 4); 40876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 48: /* 24 Mbps */ 41876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 8 | (1 << 4); 42876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 72: /* 36 Mbps */ 43876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 9 | (1 << 4); 44876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 96: /* 48 Mbps */ 45876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 10 | (1 << 4); 46876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti case 108: /* 54 Mbps */ 47876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 11 | (1 << 4); 48876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti } 49876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return 0; 50876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti} 51876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 52876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti/** 536b4a7e0fbd772495572e038d296853a741e0454bDavid Woodhouse * @brief This function checks the conditions and sends packet to IF 546b4a7e0fbd772495572e038d296853a741e0454bDavid Woodhouse * layer if everything is ok. 55876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * 5669f9032d9dfeb763b467fdbe8cf5938f5457083aHolger Schurig * @param priv A pointer to struct lbs_private structure 57876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * @param skb A pointer to skb which includes TX packet 58876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * @return 0 or -1 59876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti */ 60d0cf9c0dadcdc89a755bcb301cfc9c796eb28ccfStephen Hemmingernetdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) 61876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti{ 62a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse unsigned long flags; 63ab65f649d38d910f48843a275f3f0596cdbf28bfKiran Divekar struct lbs_private *priv = dev->ml_priv; 64a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse struct txpd *txpd; 65a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse char *p802x_hdr; 66a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse uint16_t pkt_len; 67d0cf9c0dadcdc89a755bcb301cfc9c796eb28ccfStephen Hemminger netdev_tx_t ret = NETDEV_TX_OK; 68876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 699012b28a407511fb355f6d2176a12d4653489672Holger Schurig lbs_deb_enter(LBS_DEB_TX); 70876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 712eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse /* We need to protect against the queues being restarted before 722eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse we get round to stopping them */ 732eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse spin_lock_irqsave(&priv->driver_lock, flags); 746b4a7e0fbd772495572e038d296853a741e0454bDavid Woodhouse 75aa21c004f80bdf943736c62dccf0c0398d7824f3David Woodhouse if (priv->surpriseremoved) 762eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse goto free; 77876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 78876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti if (!skb->len || (skb->len > MRVDRV_ETH_TX_PACKET_BUFFER_SIZE)) { 799012b28a407511fb355f6d2176a12d4653489672Holger Schurig lbs_deb_tx("tx err: skb length %d 0 or > %zd\n", 80876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti skb->len, MRVDRV_ETH_TX_PACKET_BUFFER_SIZE); 81a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse /* We'll never manage to send this one; drop it and return 'OK' */ 822eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse 83bbfc6b788f63f079fb8eeeb8d397bb1c0a8065a1Stephen Hemminger dev->stats.tx_dropped++; 84bbfc6b788f63f079fb8eeeb8d397bb1c0a8065a1Stephen Hemminger dev->stats.tx_errors++; 852eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse goto free; 862eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse } 872eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse 882eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse 892eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse netif_stop_queue(priv->dev); 902eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse if (priv->mesh_dev) 912eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse netif_stop_queue(priv->mesh_dev); 922eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse 932eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse if (priv->tx_pending_len) { 947e226272fcf9c1ec8b67fac995ce4227f4f76971David Woodhouse /* This can happen if packets come in on the mesh and eth 957e226272fcf9c1ec8b67fac995ce4227f4f76971David Woodhouse device simultaneously -- there's no mutual exclusion on 962eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse hard_start_xmit() calls between devices. */ 972eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse lbs_deb_tx("Packet on %s while busy\n", dev->name); 982eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse ret = NETDEV_TX_BUSY; 992eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse goto unlock; 100876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti } 101876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 1022eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse priv->tx_pending_len = -1; 1032eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse spin_unlock_irqrestore(&priv->driver_lock, flags); 1042eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse 105a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse lbs_deb_hex(LBS_DEB_TX, "TX Data", skb->data, min_t(unsigned int, skb->len, 100)); 106876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 1072eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse txpd = (void *)priv->tx_pending_buf; 108a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse memset(txpd, 0, sizeof(struct txpd)); 109876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 110876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti p802x_hdr = skb->data; 111a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse pkt_len = skb->len; 112876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 113a97bcfed96b563f56f55dbccee70e09bd2800414David Woodhouse if (dev == priv->rtap_net_dev) { 114a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse struct tx_radiotap_hdr *rtap_hdr = (void *)skb->data; 115876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 116876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti /* set txpd fields from the radiotap header */ 117a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse txpd->tx_control = cpu_to_le32(convert_radiotap_rate_to_mv(rtap_hdr->rate)); 118876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 119876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti /* skip the radiotap header */ 120a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse p802x_hdr += sizeof(*rtap_hdr); 121a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse pkt_len -= sizeof(*rtap_hdr); 122876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 123a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse /* copy destination address from 802.11 header */ 124a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse memcpy(txpd->tx_dest_addr_high, p802x_hdr + 4, ETH_ALEN); 125a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse } else { 126a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse /* copy destination address from 802.3 header */ 127a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse memcpy(txpd->tx_dest_addr_high, p802x_hdr, ETH_ALEN); 128876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti } 129876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 130a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse txpd->tx_packet_length = cpu_to_le16(pkt_len); 131a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse txpd->tx_packet_location = cpu_to_le32(sizeof(struct txpd)); 132876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 133684d6b360222f31b6b9be9a63aa5c6ed5674c890Bing Zhao if (dev == priv->mesh_dev) { 134684d6b360222f31b6b9be9a63aa5c6ed5674c890Bing Zhao if (priv->mesh_fw_ver == MESH_FW_OLD) 135684d6b360222f31b6b9be9a63aa5c6ed5674c890Bing Zhao txpd->tx_control |= cpu_to_le32(TxPD_MESH_FRAME); 136684d6b360222f31b6b9be9a63aa5c6ed5674c890Bing Zhao else if (priv->mesh_fw_ver == MESH_FW_NEW) 137684d6b360222f31b6b9be9a63aa5c6ed5674c890Bing Zhao txpd->u.bss.bss_num = MESH_IFACE_ID; 138684d6b360222f31b6b9be9a63aa5c6ed5674c890Bing Zhao } 139876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 140a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse lbs_deb_hex(LBS_DEB_TX, "txpd", (u8 *) &txpd, sizeof(struct txpd)); 141876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 142a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse lbs_deb_hex(LBS_DEB_TX, "Tx Data", (u8 *) p802x_hdr, le16_to_cpu(txpd->tx_packet_length)); 143876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 144a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse memcpy(&txpd[1], p802x_hdr, le16_to_cpu(txpd->tx_packet_length)); 145876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 146a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse spin_lock_irqsave(&priv->driver_lock, flags); 1472eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse priv->tx_pending_len = pkt_len + sizeof(struct txpd); 148876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 1492eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse lbs_deb_tx("%s lined up packet\n", __func__); 150a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse 151bbfc6b788f63f079fb8eeeb8d397bb1c0a8065a1Stephen Hemminger dev->stats.tx_packets++; 152bbfc6b788f63f079fb8eeeb8d397bb1c0a8065a1Stephen Hemminger dev->stats.tx_bytes += skb->len; 153a2b62dc1f17db16034cd4eee0f14e6e56065547cDavid Woodhouse 1542eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse dev->trans_start = jiffies; 155876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 156c2b310a73b62f074b0019b940417cafbdbafde41Holger Schurig if (priv->monitormode) { 1572eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse /* Keep the skb to echo it back once Tx feedback is 1582eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse received from FW */ 1592eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse skb_orphan(skb); 160f86a93e1b2d05a7a38a48c91f8fb8fc7e8f1c734David Woodhouse 1612eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse /* Keep the skb around for when we get feedback */ 1622eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse priv->currenttxskb = skb; 1632eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse } else { 1642eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse free: 165876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti dev_kfree_skb_any(skb); 166876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti } 1672eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse unlock: 1682eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse spin_unlock_irqrestore(&priv->driver_lock, flags); 1692eb188a1c57ae79283cee951c317bd191cf1ca56David Woodhouse wake_up(&priv->waitq); 170876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 1719012b28a407511fb355f6d2176a12d4653489672Holger Schurig lbs_deb_leave_args(LBS_DEB_TX, "ret %d", ret); 172876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return ret; 173876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti} 174876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 175876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti/** 176876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * @brief This function sends to the host the last transmitted packet, 177876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * filling the radiotap headers with transmission information. 178876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * 17969f9032d9dfeb763b467fdbe8cf5938f5457083aHolger Schurig * @param priv A pointer to struct lbs_private structure 180876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * @param status A 32 bit value containing transmission status. 181876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * 182876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti * @returns void 183876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti */ 1847919b89c8276d657976d4d4d6b7cb58ea1aa08c3Holger Schurigvoid lbs_send_tx_feedback(struct lbs_private *priv, u32 try_count) 185876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti{ 186876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti struct tx_radiotap_hdr *radiotap_hdr; 187876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 188c2b310a73b62f074b0019b940417cafbdbafde41Holger Schurig if (!priv->monitormode || priv->currenttxskb == NULL) 189876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti return; 190876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 191aa21c004f80bdf943736c62dccf0c0398d7824f3David Woodhouse radiotap_hdr = (struct tx_radiotap_hdr *)priv->currenttxskb->data; 192876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti 1937919b89c8276d657976d4d4d6b7cb58ea1aa08c3Holger Schurig radiotap_hdr->data_retries = try_count ? 1947919b89c8276d657976d4d4d6b7cb58ea1aa08c3Holger Schurig (1 + priv->txretrycount - try_count) : 0; 1956f93a8e7e41c2d29749242f983f41e3f6a75b40bDavid Woodhouse 1966f93a8e7e41c2d29749242f983f41e3f6a75b40bDavid Woodhouse priv->currenttxskb->protocol = eth_type_trans(priv->currenttxskb, 1976f93a8e7e41c2d29749242f983f41e3f6a75b40bDavid Woodhouse priv->rtap_net_dev); 1986f93a8e7e41c2d29749242f983f41e3f6a75b40bDavid Woodhouse netif_rx(priv->currenttxskb); 1996f93a8e7e41c2d29749242f983f41e3f6a75b40bDavid Woodhouse 200aa21c004f80bdf943736c62dccf0c0398d7824f3David Woodhouse priv->currenttxskb = NULL; 20101d77d8d4747d73cfb6daf35cdc906a2db8ded9dBrajesh Dave 202aa21c004f80bdf943736c62dccf0c0398d7824f3David Woodhouse if (priv->connect_status == LBS_CONNECTED) 203634b8f49c11f49272b09d13a34b22a17b8c3d419Holger Schurig netif_wake_queue(priv->dev); 20401d77d8d4747d73cfb6daf35cdc906a2db8ded9dBrajesh Dave 205aa21c004f80bdf943736c62dccf0c0398d7824f3David Woodhouse if (priv->mesh_dev && (priv->mesh_connect_status == LBS_CONNECTED)) 20601d77d8d4747d73cfb6daf35cdc906a2db8ded9dBrajesh Dave netif_wake_queue(priv->mesh_dev); 207876c9d3aeb989cf1961f2c228d309ba5dcfb1172Marcelo Tosatti} 2081007832103d016d1563fab71d4cf2b057a0bccebHolger SchurigEXPORT_SYMBOL_GPL(lbs_send_tx_feedback); 209