#include <linux/version.h>
#include <linux/wireless.h>
#include <linux/etherdevice.h>
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
#include <linux/if_vlan.h>
#include "rtllib.h"
val | 0 | 0 | 0 | 1 | x | 0 | 0 | 0 | 1 | 0 | x | x | x | x | x |
|----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|-----|------|
desc | ^-ver-^ | ^type-^ | ^-----subtype-----^ | to |from |more |retry| pwr |more |wep |
- | | | x=0 data,x=1 data+ack | DS | DS |frag | | mgm |data | |
+ | | | x=0 data,x=1 data+ack | DS | DS |frag | | mgm |data | |
'-----------------------------------------------------------------------------------------'
- /\
- |
-802.11 Data Frame |
- ,--------- 'ctrl' expands to >-----------'
- |
+ /\
+ |
+802.11 Data Frame |
+ ,--------- 'ctrl' expands to >-----------'
+ |
,--'---,-------------------------------------------------------------.
Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
|------|------|---------|---------|---------|------|---------|------|
Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | Frame | fcs |
- | | tion | (BSSID) | | | ence | data | |
- `--------------------------------------------------| |------'
-Total: 28 non-data bytes `----.----'
- |
+ | | tion | (BSSID) | | | ence | data | |
+ `--------------------------------------------------| |------'
+Total: 28 non-data bytes `----.----'
+ |
.- 'Frame data' expands to <---------------------------'
|
V
Bytes | 1 | 1 | 1 | 3 | 2 | 0-2304 |
|------|------|---------|----------|------|---------|
Desc. | SNAP | SNAP | Control |Eth Tunnel| Type | IP |
- | DSAP | SSAP | | | | Packet |
- | 0xAA | 0xAA |0x03 (UI)|0x00-00-F8| | |
- `-----------------------------------------| |
-Total: 8 non-data bytes `----.----'
- |
+ | DSAP | SSAP | | | | Packet |
+ | 0xAA | 0xAA |0x03 (UI)|0x00-00-F8| | |
+ `-----------------------------------------| |
+Total: 8 non-data bytes `----.----'
+ |
.- 'IP Packet' expands, if WEP enabled, to <--'
|
V
Bytes | 6 | 6 | 2 | Variable | 4 |
|-------|-------|------|-----------|------|
Desc. | Dest. | Source| Type | IP Packet | fcs |
- | MAC | MAC | | | |
+ | MAC | MAC | | | |
`-----------------------------------------'
Total: 18 non-data bytes
*
* ,- skb->data
* |
-* | ETHERNET HEADER ,-<-- PAYLOAD
-* | | 14 bytes from skb->data
+* | ETHERNET HEADER ,-<-- PAYLOAD
+* | | 14 bytes from skb->data
* | 2 bytes for Type --> ,T. | (sizeof ethhdr)
-* | | | |
+* | | | |
* |,-Dest.--. ,--Src.---. | | |
* | 6 bytes| | 6 bytes | | | |
-* v | | | | | |
-* 0 | v 1 | v | v 2
+* v | | | | | |
+* 0 | v 1 | v | v 2
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
-* ^ | ^ | ^ |
-* | | | | | |
-* | | | | `T' <---- 2 bytes for Type
-* | | | |
+* ^ | ^ | ^ |
+* | | | | | |
+* | | | | `T' <---- 2 bytes for Type
+* | | | |
* | | '---SNAP--' <-------- 6 bytes for SNAP
* | |
* `-IV--' <-------------------- 4 bytes for IV (WEP)
return SNAP_SIZE + sizeof(u16);
}
-int rtllib_encrypt_fragment(
- struct rtllib_device *ieee,
- struct sk_buff *frag,
- int hdr_len)
+int rtllib_encrypt_fragment(struct rtllib_device *ieee, struct sk_buff *frag,
+ int hdr_len)
{
- struct rtllib_crypt_data* crypt = NULL;
+ struct rtllib_crypt_data *crypt = NULL;
int res;
crypt = ieee->crypt[ieee->tx_keyidx];
- if (!(crypt && crypt->ops))
- {
- printk("=========>%s(), crypt is null\n", __func__);
+ if (!(crypt && crypt->ops)) {
+ printk(KERN_INFO "=========>%s(), crypt is null\n", __func__);
return -1;
}
/* To encrypt, frame format is:
}
-void rtllib_txb_free(struct rtllib_txb *txb) {
+void rtllib_txb_free(struct rtllib_txb *txb)
+{
if (unlikely(!txb))
return;
kfree(txb);
}
struct rtllib_txb *rtllib_alloc_txb(int nr_frags, int txb_size,
- int gfp_mask)
+ int gfp_mask)
{
struct rtllib_txb *txb;
int i;
- txb = kmalloc(
- sizeof(struct rtllib_txb) + (sizeof(u8*) * nr_frags),
- gfp_mask);
+ txb = kmalloc(sizeof(struct rtllib_txb) + (sizeof(u8 *) * nr_frags),
+ gfp_mask);
if (!txb)
return NULL;
}
}
-void rtllib_tx_query_agg_cap(struct rtllib_device* ieee, struct sk_buff* skb, struct cb_desc * tcb_desc)
+void rtllib_tx_query_agg_cap(struct rtllib_device *ieee, struct sk_buff *skb,
+ struct cb_desc *tcb_desc)
{
struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
struct tx_ts_record *pTxTs = NULL;
- struct rtllib_hdr_1addr* hdr = (struct rtllib_hdr_1addr*)skb->data;
+ struct rtllib_hdr_1addr* hdr = (struct rtllib_hdr_1addr *)skb->data;
- if (rtllib_act_scanning(ieee,false))
+ if (rtllib_act_scanning(ieee, false))
return;
- if (!pHTInfo->bCurrentHTSupport||!pHTInfo->bEnableHT)
+ if (!pHTInfo->bCurrentHTSupport || !pHTInfo->bEnableHT)
return;
if (!IsQoSDataFrame(skb->data))
return;
- if (is_multicast_ether_addr(hdr->addr1) || is_broadcast_ether_addr(hdr->addr1))
+ if (is_multicast_ether_addr(hdr->addr1) ||
+ is_broadcast_ether_addr(hdr->addr1))
return;
- if (tcb_desc->bdhcp || ieee->CntAfterLink<2)
+ if (tcb_desc->bdhcp || ieee->CntAfterLink < 2)
return;
if (pHTInfo->IOTAction & HT_IOT_ACT_TX_NO_AGGREGATION)
if (!ieee->GetNmodeSupportBySecCfg(ieee->dev))
return;
- if (pHTInfo->bCurrentAMPDUEnable){
- if (!GetTs(ieee, (struct ts_common_info **)(&pTxTs), hdr->addr1, skb->priority, TX_DIR, true)){
- printk("%s: can't get TS\n", __func__);
+ if (pHTInfo->bCurrentAMPDUEnable) {
+ if (!GetTs(ieee, (struct ts_common_info **)(&pTxTs), hdr->addr1,
+ skb->priority, TX_DIR, true)) {
+ printk(KERN_INFO "%s: can't get TS\n", __func__);
return;
}
- if (pTxTs->TxAdmittedBARecord.bValid == false){
- if (ieee->wpa_ie_len && (ieee->pairwise_key_type == KEY_TYPE_NA)) {
+ if (pTxTs->TxAdmittedBARecord.bValid == false) {
+ if (ieee->wpa_ie_len && (ieee->pairwise_key_type ==
+ KEY_TYPE_NA)) {
;
- } else if (tcb_desc->bdhcp == 1){
+ } else if (tcb_desc->bdhcp == 1) {
;
- } else if (!pTxTs->bDisable_AddBa){
+ } else if (!pTxTs->bDisable_AddBa) {
TsStartAddBaProcess(ieee, pTxTs);
}
goto FORCED_AGG_SETTING;
} else if (pTxTs->bUsingBa == false) {
- if (SN_LESS(pTxTs->TxAdmittedBARecord.BaStartSeqCtrl.field.SeqNum, (pTxTs->TxCurSeq+1)%4096))
+ if (SN_LESS(pTxTs->TxAdmittedBARecord.BaStartSeqCtrl.field.SeqNum,
+ (pTxTs->TxCurSeq+1)%4096))
pTxTs->bUsingBa = true;
else
goto FORCED_AGG_SETTING;
}
FORCED_AGG_SETTING:
switch (pHTInfo->ForcedAMPDUMode) {
- case HT_AGG_AUTO:
- break;
-
- case HT_AGG_FORCE_ENABLE:
- tcb_desc->bAMPDUEnable = true;
- tcb_desc->ampdu_density = pHTInfo->ForcedMPDUDensity;
- tcb_desc->ampdu_factor = pHTInfo->ForcedAMPDUFactor;
- break;
-
- case HT_AGG_FORCE_DISABLE:
- tcb_desc->bAMPDUEnable = false;
- tcb_desc->ampdu_density = 0;
- tcb_desc->ampdu_factor = 0;
- break;
-
+ case HT_AGG_AUTO:
+ break;
+
+ case HT_AGG_FORCE_ENABLE:
+ tcb_desc->bAMPDUEnable = true;
+ tcb_desc->ampdu_density = pHTInfo->ForcedMPDUDensity;
+ tcb_desc->ampdu_factor = pHTInfo->ForcedAMPDUFactor;
+ break;
+
+ case HT_AGG_FORCE_DISABLE:
+ tcb_desc->bAMPDUEnable = false;
+ tcb_desc->ampdu_density = 0;
+ tcb_desc->ampdu_factor = 0;
+ break;
}
- return;
+ return;
}
-extern void rtllib_qurey_ShortPreambleMode(struct rtllib_device* ieee, struct cb_desc * tcb_desc)
+extern void rtllib_qurey_ShortPreambleMode(struct rtllib_device *ieee,
+ struct cb_desc *tcb_desc)
{
tcb_desc->bUseShortPreamble = false;
if (tcb_desc->data_rate == 2)
- {
return;
- }
- else if (ieee->current_network.capability & WLAN_CAPABILITY_SHORT_PREAMBLE)
- {
+ else if (ieee->current_network.capability &
+ WLAN_CAPABILITY_SHORT_PREAMBLE)
tcb_desc->bUseShortPreamble = true;
- }
return;
}
-extern void
-rtllib_query_HTCapShortGI(struct rtllib_device *ieee, struct cb_desc *tcb_desc)
+extern void rtllib_query_HTCapShortGI(struct rtllib_device *ieee,
+ struct cb_desc *tcb_desc)
{
struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
tcb_desc->bUseShortGI = false;
- if (!pHTInfo->bCurrentHTSupport||!pHTInfo->bEnableHT)
+ if (!pHTInfo->bCurrentHTSupport || !pHTInfo->bEnableHT)
return;
- if (pHTInfo->bForcedShortGI)
- {
+ if (pHTInfo->bForcedShortGI) {
tcb_desc->bUseShortGI = true;
return;
}
- if ((pHTInfo->bCurBW40MHz==true) && pHTInfo->bCurShortGI40MHz)
+ if ((pHTInfo->bCurBW40MHz == true) && pHTInfo->bCurShortGI40MHz)
tcb_desc->bUseShortGI = true;
- else if ((pHTInfo->bCurBW40MHz==false) && pHTInfo->bCurShortGI20MHz)
+ else if ((pHTInfo->bCurBW40MHz == false) && pHTInfo->bCurShortGI20MHz)
tcb_desc->bUseShortGI = true;
}
-void rtllib_query_BandwidthMode(struct rtllib_device* ieee, struct cb_desc *tcb_desc)
+void rtllib_query_BandwidthMode(struct rtllib_device *ieee,
+ struct cb_desc *tcb_desc)
{
struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
tcb_desc->bPacketBW = false;
- if (!pHTInfo->bCurrentHTSupport||!pHTInfo->bEnableHT)
+ if (!pHTInfo->bCurrentHTSupport || !pHTInfo->bEnableHT)
return;
if (tcb_desc->bMulticast || tcb_desc->bBroadcast)
return;
- if ((tcb_desc->data_rate & 0x80)==0)
+ if ((tcb_desc->data_rate & 0x80) == 0)
return;
- if (pHTInfo->bCurBW40MHz && pHTInfo->bCurTxBW40MHz && !ieee->bandwidth_auto_switch.bforced_tx20Mhz)
+ if (pHTInfo->bCurBW40MHz && pHTInfo->bCurTxBW40MHz &&
+ !ieee->bandwidth_auto_switch.bforced_tx20Mhz)
tcb_desc->bPacketBW = true;
return;
}
-void rtllib_query_protectionmode(struct rtllib_device* ieee, struct cb_desc * tcb_desc, struct sk_buff* skb)
+void rtllib_query_protectionmode(struct rtllib_device *ieee,
+ struct cb_desc *tcb_desc, struct sk_buff *skb)
{
tcb_desc->bRTSSTBC = false;
tcb_desc->bRTSUseShortGI = false;
if (is_broadcast_ether_addr(skb->data+16))
return;
- if (ieee->mode < IEEE_N_24G)
- {
- if (skb->len > ieee->rts)
- {
+ if (ieee->mode < IEEE_N_24G) {
+ if (skb->len > ieee->rts) {
tcb_desc->bRTSEnable = true;
tcb_desc->rts_rate = MGN_24M;
- }
- else if (ieee->current_network.buseprotection)
- {
+ } else if (ieee->current_network.buseprotection) {
tcb_desc->bRTSEnable = true;
tcb_desc->bCTSEnable = true;
tcb_desc->rts_rate = MGN_24M;
}
return;
- }
- else
- {
+ } else {
struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
- while (true)
- {
- if (pHTInfo->IOTAction & HT_IOT_ACT_FORCED_CTS2SELF)
- {
+ while (true) {
+ if (pHTInfo->IOTAction & HT_IOT_ACT_FORCED_CTS2SELF) {
tcb_desc->bCTSEnable = true;
tcb_desc->rts_rate = MGN_24M;
tcb_desc->bRTSEnable = true;
break;
- }
- else if (pHTInfo->IOTAction & (HT_IOT_ACT_FORCED_RTS|HT_IOT_ACT_PURE_N_MODE))
- {
+ } else if (pHTInfo->IOTAction & (HT_IOT_ACT_FORCED_RTS |
+ HT_IOT_ACT_PURE_N_MODE)) {
tcb_desc->bRTSEnable = true;
tcb_desc->rts_rate = MGN_24M;
break;
}
- if (ieee->current_network.buseprotection)
- {
+ if (ieee->current_network.buseprotection) {
tcb_desc->bRTSEnable = true;
tcb_desc->bCTSEnable = true;
tcb_desc->rts_rate = MGN_24M;
break;
}
- if (pHTInfo->bCurrentHTSupport && pHTInfo->bEnableHT)
- {
+ if (pHTInfo->bCurrentHTSupport && pHTInfo->bEnableHT) {
u8 HTOpMode = pHTInfo->CurrentOpMode;
- if ((pHTInfo->bCurBW40MHz && (HTOpMode == 2 || HTOpMode == 3)) ||
- (!pHTInfo->bCurBW40MHz && HTOpMode == 3) )
- {
+ if ((pHTInfo->bCurBW40MHz && (HTOpMode == 2 ||
+ HTOpMode == 3)) ||
+ (!pHTInfo->bCurBW40MHz && HTOpMode == 3)) {
tcb_desc->rts_rate = MGN_24M;
tcb_desc->bRTSEnable = true;
break;
}
}
- if (skb->len > ieee->rts)
- {
+ if (skb->len > ieee->rts) {
tcb_desc->rts_rate = MGN_24M;
tcb_desc->bRTSEnable = true;
break;
}
- if (tcb_desc->bAMPDUEnable)
- {
+ if (tcb_desc->bAMPDUEnable) {
tcb_desc->rts_rate = MGN_24M;
tcb_desc->bRTSEnable = false;
break;
}
goto NO_PROTECTION;
}
- }
- if ( 0 )
- {
- tcb_desc->bCTSEnable = true;
- tcb_desc->rts_rate = MGN_24M;
- tcb_desc->bRTSEnable = true;
}
if (ieee->current_network.capability & WLAN_CAPABILITY_SHORT_PREAMBLE)
tcb_desc->bUseShortPreamble = true;
NO_PROTECTION:
tcb_desc->bRTSEnable = false;
tcb_desc->bCTSEnable = false;
- tcb_desc->rts_rate = 0;
+ tcb_desc->rts_rate = 0;
tcb_desc->RTSSC = 0;
- tcb_desc->bRTSBW = false;
+ tcb_desc->bRTSBW = false;
}
-void rtllib_txrate_selectmode(struct rtllib_device* ieee, struct cb_desc * tcb_desc)
+void rtllib_txrate_selectmode(struct rtllib_device *ieee,
+ struct cb_desc *tcb_desc)
{
if (ieee->bTxDisableRateFallBack)
tcb_desc->bTxDisableRateFallBack = true;
if (ieee->bTxUseDriverAssingedRate)
tcb_desc->bTxUseDriverAssingedRate = true;
- if (!tcb_desc->bTxDisableRateFallBack || !tcb_desc->bTxUseDriverAssingedRate)
- {
- if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC)
+ if (!tcb_desc->bTxDisableRateFallBack ||
+ !tcb_desc->bTxUseDriverAssingedRate) {
+ if (ieee->iw_mode == IW_MODE_INFRA ||
+ ieee->iw_mode == IW_MODE_ADHOC)
tcb_desc->RATRIndex = 0;
}
}
-u16 rtllib_query_seqnum(struct rtllib_device*ieee, struct sk_buff* skb, u8* dst)
+u16 rtllib_query_seqnum(struct rtllib_device *ieee, struct sk_buff *skb,
+ u8 *dst)
{
u16 seqnum = 0;
if (is_multicast_ether_addr(dst) || is_broadcast_ether_addr(dst))
return 0;
- if (IsQoSDataFrame(skb->data))
- {
+ if (IsQoSDataFrame(skb->data)) {
struct tx_ts_record *pTS = NULL;
- if (!GetTs(ieee, (struct ts_common_info **)(&pTS), dst, skb->priority, TX_DIR, true))
- {
+ if (!GetTs(ieee, (struct ts_common_info **)(&pTS), dst,
+ skb->priority, TX_DIR, true))
return 0;
- }
seqnum = pTS->TxCurSeq;
pTS->TxCurSeq = (pTS->TxCurSeq+1)%4096;
return seqnum;
static int wme_downgrade_ac(struct sk_buff *skb)
{
switch (skb->priority) {
- case 6:
- case 7:
- skb->priority = 5; /* VO -> VI */
- return 0;
- case 4:
- case 5:
- skb->priority = 3; /* VI -> BE */
- return 0;
- case 0:
- case 3:
- skb->priority = 1; /* BE -> BK */
- return 0;
- default:
- return -1;
+ case 6:
+ case 7:
+ skb->priority = 5; /* VO -> VI */
+ return 0;
+ case 4:
+ case 5:
+ skb->priority = 3; /* VI -> BE */
+ return 0;
+ case 0:
+ case 3:
+ skb->priority = 1; /* BE -> BK */
+ return 0;
+ default:
+ return -1;
}
}
int rtllib_xmit_inter(struct sk_buff *skb, struct net_device *dev)
{
- struct rtllib_device *ieee = (struct rtllib_device *)netdev_priv_rsl(dev);
+ struct rtllib_device *ieee = (struct rtllib_device *)
+ netdev_priv_rsl(dev);
struct rtllib_txb *txb = NULL;
struct rtllib_hdr_3addrqos *frag_hdr;
int i, bytes_per_frag, nr_frags, bytes_last_frag, frag_size;
};
u8 dest[ETH_ALEN], src[ETH_ALEN];
int qos_actived = ieee->current_network.qos_data.active;
- struct rtllib_crypt_data* crypt = NULL;
+ struct rtllib_crypt_data *crypt = NULL;
struct cb_desc *tcb_desc;
u8 bIsMulticast = false;
u8 IsAmsdu = false;
+ bool bdhcp = false;
- bool bdhcp =false;
spin_lock_irqsave(&ieee->lock, flags);
/* If there is no driver handler to take the TXB, dont' bother
* creating it... */
- if ((!ieee->hard_start_xmit && !(ieee->softmac_features & IEEE_SOFTMAC_TX_QUEUE))||
- ((!ieee->softmac_data_hard_start_xmit && (ieee->softmac_features & IEEE_SOFTMAC_TX_QUEUE)))) {
+ if ((!ieee->hard_start_xmit && !(ieee->softmac_features &
+ IEEE_SOFTMAC_TX_QUEUE)) ||
+ ((!ieee->softmac_data_hard_start_xmit &&
+ (ieee->softmac_features & IEEE_SOFTMAC_TX_QUEUE)))) {
printk(KERN_WARNING "%s: No xmit handler.\n",
ieee->dev->name);
goto success;
}
- if (likely(ieee->raw_tx == 0)){
+ if (likely(ieee->raw_tx == 0)) {
if (unlikely(skb->len < SNAP_SIZE + sizeof(u16))) {
printk(KERN_WARNING "%s: skb too small (%d).\n",
ieee->dev->name, skb->len);
memset(skb->cb, 0, sizeof(skb->cb));
ether_type = ntohs(((struct ethhdr *)skb->data)->h_proto);
- if (ieee->iw_mode == IW_MODE_MONITOR)
- {
+ if (ieee->iw_mode == IW_MODE_MONITOR) {
txb = rtllib_alloc_txb(1, skb->len, GFP_ATOMIC);
if (unlikely(!txb)) {
- printk(KERN_WARNING "%s: Could not allocate TXB\n",
+ printk(KERN_WARNING "%s: Could not allocate "
+ "TXB\n",
ieee->dev->name);
goto failed;
}
txb->encrypted = 0;
txb->payload_size = skb->len;
- memcpy(skb_put(txb->fragments[0],skb->len), skb->data, skb->len);
+ memcpy(skb_put(txb->fragments[0], skb->len), skb->data,
+ skb->len);
goto success;
}
if (skb->len > 282) {
if (ETH_P_IP == ether_type) {
- const struct iphdr *ip = (struct iphdr *)((u8 *)skb->data+14);
+ const struct iphdr *ip = (struct iphdr *)
+ ((u8 *)skb->data+14);
if (IPPROTO_UDP == ip->protocol) {
- struct udphdr *udp = (struct udphdr *)((u8 *)ip + (ip->ihl << 2));
- if (((((u8 *)udp)[1] == 68) && (((u8 *)udp)[3] == 67)) ||
- ((((u8 *)udp)[1] == 67) && (((u8 *)udp)[3] == 68))) {
+ struct udphdr *udp;
+
+ udp = (struct udphdr *)((u8 *)ip +
+ (ip->ihl << 2));
+ if (((((u8 *)udp)[1] == 68) &&
+ (((u8 *)udp)[3] == 67)) ||
+ ((((u8 *)udp)[1] == 67) &&
+ (((u8 *)udp)[3] == 68))) {
bdhcp = true;
ieee->LPSDelayCnt = 200;
}
}
- }else if (ETH_P_ARP == ether_type){
- printk("=================>DHCP Protocol start tx ARP pkt!!\n");
+ } else if (ETH_P_ARP == ether_type) {
+ printk(KERN_INFO "=================>DHCP "
+ "Protocol start tx ARP pkt!!\n");
bdhcp = true;
- ieee->LPSDelayCnt = ieee->current_network.tim.tim_count;
-
-
+ ieee->LPSDelayCnt =
+ ieee->current_network.tim.tim_count;
}
}
encrypt = !(ether_type == ETH_P_PAE && ieee->ieee802_1x) &&
ieee->host_encrypt && crypt && crypt->ops;
if (!encrypt && ieee->ieee802_1x &&
- ieee->drop_unencrypted && ether_type != ETH_P_PAE) {
+ ieee->drop_unencrypted && ether_type != ETH_P_PAE) {
stats->tx_dropped++;
goto success;
}
if (crypt && !encrypt && ether_type == ETH_P_PAE) {
struct eapol *eap = (struct eapol *)(skb->data +
- sizeof(struct ethhdr) - SNAP_SIZE - sizeof(u16));
+ sizeof(struct ethhdr) - SNAP_SIZE -
+ sizeof(u16));
RTLLIB_DEBUG_EAP("TX: IEEE 802.11 EAPOL frame: %s\n",
eap_get_type(eap->type));
}
/* Advance the SKB to the start of the payload */
skb_pull(skb, sizeof(struct ethhdr));
- /* Determine total amount of storage required for TXB packets */
+ /* Determine total amount of storage required for TXB packets */
bytes = skb->len + SNAP_SIZE + sizeof(u16);
if (encrypt)
fc |= RTLLIB_FCTL_TODS;
/* To DS: Addr1 = BSSID, Addr2 = SA,
Addr3 = DA */
- memcpy(&header.addr1, ieee->current_network.bssid, ETH_ALEN);
+ memcpy(&header.addr1, ieee->current_network.bssid,
+ ETH_ALEN);
memcpy(&header.addr2, &src, ETH_ALEN);
if (IsAmsdu)
- memcpy(&header.addr3, ieee->current_network.bssid, ETH_ALEN);
+ memcpy(&header.addr3,
+ ieee->current_network.bssid, ETH_ALEN);
else
memcpy(&header.addr3, &dest, ETH_ALEN);
} else if (ieee->iw_mode == IW_MODE_ADHOC) {
Addr3 = BSSID */
memcpy(&header.addr1, dest, ETH_ALEN);
memcpy(&header.addr2, src, ETH_ALEN);
- memcpy(&header.addr3, ieee->current_network.bssid, ETH_ALEN);
+ memcpy(&header.addr3, ieee->current_network.bssid,
+ ETH_ALEN);
}
- bIsMulticast = is_broadcast_ether_addr(header.addr1) ||is_multicast_ether_addr(header.addr1);
+ bIsMulticast = is_broadcast_ether_addr(header.addr1) ||
+ is_multicast_ether_addr(header.addr1);
- header.frame_ctl = cpu_to_le16(fc);
+ header.frame_ctl = cpu_to_le16(fc);
/* Determine fragmentation size based on destination (multicast
* and broadcast are not fragmented) */
if (qos_actived) {
hdr_len = RTLLIB_3ADDR_LEN + 2;
- /* in case we are a client verify acm is not set for this ac */
- while (unlikely(ieee->wmm_acm & (0x01 << skb->priority))) {
- printk("skb->priority = %x\n", skb->priority);
- if (wme_downgrade_ac(skb)) {
- break;
- }
- printk("converted skb->priority = %x\n", skb->priority);
- }
- qos_ctl |= skb->priority;
- header.qos_ctl = cpu_to_le16(qos_ctl & RTLLIB_QOS_TID);
+ /* in case we are a client verify acm is not set for this ac */
+ while (unlikely(ieee->wmm_acm & (0x01 << skb->priority))) {
+ printk(KERN_INFO "skb->priority = %x\n", skb->priority);
+ if (wme_downgrade_ac(skb))
+ break;
+ printk(KERN_INFO "converted skb->priority = %x\n",
+ skb->priority);
+ }
+ qos_ctl |= skb->priority;
+ header.qos_ctl = cpu_to_le16(qos_ctl & RTLLIB_QOS_TID);
} else {
hdr_len = RTLLIB_3ADDR_LEN;
}
/* Determine amount of payload per fragment. Regardless of if
- * this stack is providing the full 802.11 header, one will
- * eventually be affixed to this fragment -- so we must account for
- * it when determining the amount of payload space. */
+ * this stack is providing the full 802.11 header, one will
+ * eventually be affixed to this fragment -- so we must account
+ * for it when determining the amount of payload space. */
bytes_per_frag = frag_size - hdr_len;
if (ieee->config &
- (CFG_RTLLIB_COMPUTE_FCS | CFG_RTLLIB_RESERVE_FCS))
+ (CFG_RTLLIB_COMPUTE_FCS | CFG_RTLLIB_RESERVE_FCS))
bytes_per_frag -= RTLLIB_FCS_LEN;
- /* Each fragment may need to have room for encryptiong pre/postfix */
+ /* Each fragment may need to have room for encryptiong
+ * pre/postfix */
if (encrypt) {
bytes_per_frag -= crypt->ops->extra_prefix_len +
crypt->ops->extra_postfix_len;
else
bytes_last_frag = bytes_per_frag;
- /* When we allocate the TXB we allocate enough space for the reserve
- * and full fragment bytes (bytes_per_frag doesn't include prefix,
- * postfix, header, FCS, etc.) */
- txb = rtllib_alloc_txb(nr_frags, frag_size + ieee->tx_headroom, GFP_ATOMIC);
+ /* When we allocate the TXB we allocate enough space for the
+ * reserve and full fragment bytes (bytes_per_frag doesn't
+ * include prefix, postfix, header, FCS, etc.) */
+ txb = rtllib_alloc_txb(nr_frags, frag_size +
+ ieee->tx_headroom, GFP_ATOMIC);
if (unlikely(!txb)) {
printk(KERN_WARNING "%s: Could not allocate TXB\n",
ieee->dev->name);
txb->payload_size = bytes;
if (qos_actived)
- {
txb->queue_index = UP2AC(skb->priority);
- } else {
- txb->queue_index = WME_AC_BE;;
- }
+ else
+ txb->queue_index = WME_AC_BE;
for (i = 0; i < nr_frags; i++) {
skb_frag = txb->fragments[i];
- tcb_desc = (struct cb_desc *)(skb_frag->cb + MAX_DEV_ADDR_SIZE);
- if (qos_actived){
+ tcb_desc = (struct cb_desc *)(skb_frag->cb +
+ MAX_DEV_ADDR_SIZE);
+ if (qos_actived) {
skb_frag->priority = skb->priority;
tcb_desc->queue_index = UP2AC(skb->priority);
} else {
}
skb_reserve(skb_frag, ieee->tx_headroom);
- if (encrypt){
+ if (encrypt) {
if (ieee->hwsec_active)
tcb_desc->bHwSec = 1;
else
tcb_desc->bHwSec = 0;
- skb_reserve(skb_frag, crypt->ops->extra_prefix_len);
+ skb_reserve(skb_frag,
+ crypt->ops->extra_prefix_len);
} else {
tcb_desc->bHwSec = 0;
}
- frag_hdr = (struct rtllib_hdr_3addrqos *)skb_put(skb_frag, hdr_len);
+ frag_hdr = (struct rtllib_hdr_3addrqos *)
+ skb_put(skb_frag, hdr_len);
memcpy(frag_hdr, &header, hdr_len);
- /* If this is not the last fragment, then add the MOREFRAGS
- * bit to the frame control */
+ /* If this is not the last fragment, then add the
+ * MOREFRAGS bit to the frame control */
if (i != nr_frags - 1) {
frag_hdr->frame_ctl = cpu_to_le16(
fc | RTLLIB_FCTL_MOREFRAGS);
bytes = bytes_per_frag;
} else {
- /* The last fragment takes the remaining length */
+ /* The last fragment has the remaining length */
bytes = bytes_last_frag;
}
- if ((qos_actived) && (!bIsMulticast))
- {
- frag_hdr->seq_ctl = rtllib_query_seqnum(ieee, skb_frag, header.addr1);
- frag_hdr->seq_ctl = cpu_to_le16(frag_hdr->seq_ctl<<4 | i);
+ if ((qos_actived) && (!bIsMulticast)) {
+ frag_hdr->seq_ctl =
+ rtllib_query_seqnum(ieee, skb_frag,
+ header.addr1);
+ frag_hdr->seq_ctl =
+ cpu_to_le16(frag_hdr->seq_ctl<<4 | i);
} else {
- frag_hdr->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0]<<4 | i);
+ frag_hdr->seq_ctl =
+ cpu_to_le16(ieee->seq_ctrl[0]<<4 | i);
}
/* Put a SNAP header on the first fragment */
if (i == 0) {
rtllib_put_snap(
- skb_put(skb_frag, SNAP_SIZE + sizeof(u16)),
- ether_type);
+ skb_put(skb_frag, SNAP_SIZE +
+ sizeof(u16)), ether_type);
bytes -= SNAP_SIZE + sizeof(u16);
}
/* Advance the SKB... */
skb_pull(skb, bytes);
- /* Encryption routine will move the header forward in order
- * to insert the IV between the header and the payload */
+ /* Encryption routine will move the header forward in
+ * order to insert the IV between the header and the
+ * payload */
if (encrypt)
- rtllib_encrypt_fragment(ieee, skb_frag, hdr_len);
+ rtllib_encrypt_fragment(ieee, skb_frag,
+ hdr_len);
if (ieee->config &
- (CFG_RTLLIB_COMPUTE_FCS | CFG_RTLLIB_RESERVE_FCS))
+ (CFG_RTLLIB_COMPUTE_FCS | CFG_RTLLIB_RESERVE_FCS))
skb_put(skb_frag, 4);
}
if ((qos_actived) && (!bIsMulticast)) {
- if (ieee->seq_ctrl[UP2AC(skb->priority) + 1] == 0xFFF)
- ieee->seq_ctrl[UP2AC(skb->priority) + 1] = 0;
- else
- ieee->seq_ctrl[UP2AC(skb->priority) + 1]++;
+ if (ieee->seq_ctrl[UP2AC(skb->priority) + 1] == 0xFFF)
+ ieee->seq_ctrl[UP2AC(skb->priority) + 1] = 0;
+ else
+ ieee->seq_ctrl[UP2AC(skb->priority) + 1]++;
} else {
- if (ieee->seq_ctrl[0] == 0xFFF)
- ieee->seq_ctrl[0] = 0;
- else
- ieee->seq_ctrl[0]++;
+ if (ieee->seq_ctrl[0] == 0xFFF)
+ ieee->seq_ctrl[0] = 0;
+ else
+ ieee->seq_ctrl[0]++;
}
- }else{
+ } else {
if (unlikely(skb->len < sizeof(struct rtllib_hdr_3addr))) {
printk(KERN_WARNING "%s: skb too small (%d).\n",
ieee->dev->name, skb->len);
}
txb = rtllib_alloc_txb(1, skb->len, GFP_ATOMIC);
- if (!txb){
+ if (!txb) {
printk(KERN_WARNING "%s: Could not allocate TXB\n",
ieee->dev->name);
goto failed;
txb->encrypted = 0;
txb->payload_size = skb->len;
- memcpy(skb_put(txb->fragments[0],skb->len), skb->data, skb->len);
+ memcpy(skb_put(txb->fragments[0], skb->len), skb->data,
+ skb->len);
}
success:
- if (txb)
- {
- struct cb_desc *tcb_desc = (struct cb_desc *)(txb->fragments[0]->cb + MAX_DEV_ADDR_SIZE);
+ if (txb) {
+ struct cb_desc *tcb_desc = (struct cb_desc *)
+ (txb->fragments[0]->cb + MAX_DEV_ADDR_SIZE);
tcb_desc->bTxEnableFwCalcDur = 1;
tcb_desc->priority = skb->priority;
if (ether_type == ETH_P_PAE) {
- if (ieee->pHTInfo->IOTAction & HT_IOT_ACT_WA_IOT_Broadcom)
- {
- tcb_desc->data_rate = MgntQuery_TxRateExcludeCCKRates(ieee);
+ if (ieee->pHTInfo->IOTAction &
+ HT_IOT_ACT_WA_IOT_Broadcom) {
+ tcb_desc->data_rate =
+ MgntQuery_TxRateExcludeCCKRates(ieee);
tcb_desc->bTxDisableRateFallBack = false;
- }else{
+ } else {
tcb_desc->data_rate = ieee->basic_rate;
tcb_desc->bTxDisableRateFallBack = 1;
}
if (is_broadcast_ether_addr(header.addr1))
tcb_desc->bBroadcast = 1;
rtllib_txrate_selectmode(ieee, tcb_desc);
- if ( tcb_desc->bMulticast || tcb_desc->bBroadcast)
+ if (tcb_desc->bMulticast || tcb_desc->bBroadcast)
tcb_desc->data_rate = ieee->basic_rate;
else
- tcb_desc->data_rate = CURRENT_RATE(ieee->mode, ieee->rate, ieee->HTCurrentOperaRate);
-
- if (bdhcp == true){
- if (ieee->pHTInfo->IOTAction & HT_IOT_ACT_WA_IOT_Broadcom)
- {
- tcb_desc->data_rate = MgntQuery_TxRateExcludeCCKRates(ieee);
+ tcb_desc->data_rate = CURRENT_RATE(ieee->mode,
+ ieee->rate, ieee->HTCurrentOperaRate);
+
+ if (bdhcp == true) {
+ if (ieee->pHTInfo->IOTAction &
+ HT_IOT_ACT_WA_IOT_Broadcom) {
+ tcb_desc->data_rate =
+ MgntQuery_TxRateExcludeCCKRates(ieee);
tcb_desc->bTxDisableRateFallBack = false;
- }else{
+ } else {
tcb_desc->data_rate = MGN_1M;
tcb_desc->bTxDisableRateFallBack = 1;
}
}
rtllib_qurey_ShortPreambleMode(ieee, tcb_desc);
- rtllib_tx_query_agg_cap(ieee, txb->fragments[0], tcb_desc);
+ rtllib_tx_query_agg_cap(ieee, txb->fragments[0],
+ tcb_desc);
rtllib_query_HTCapShortGI(ieee, tcb_desc);
rtllib_query_BandwidthMode(ieee, tcb_desc);
- rtllib_query_protectionmode(ieee, tcb_desc, txb->fragments[0]);
+ rtllib_query_protectionmode(ieee, tcb_desc,
+ txb->fragments[0]);
}
}
spin_unlock_irqrestore(&ieee->lock, flags);
dev_kfree_skb_any(skb);
if (txb) {
- if (ieee->softmac_features & IEEE_SOFTMAC_TX_QUEUE){
+ if (ieee->softmac_features & IEEE_SOFTMAC_TX_QUEUE) {
dev->stats.tx_packets++;
dev->stats.tx_bytes += txb->payload_size;
rtllib_softmac_xmit(txb, ieee);
- }else{
+ } else {
if ((*ieee->hard_start_xmit)(txb, dev) == 0) {
stats->tx_packets++;
stats->tx_bytes += txb->payload_size;
projects / platform / kernel / linux-3.10.git / commitdiff