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path: root/drivers/staging/rtl8192e/rtllib_rx.c
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Diffstat (limited to 'drivers/staging/rtl8192e/rtllib_rx.c')
-rw-r--r--drivers/staging/rtl8192e/rtllib_rx.c127
1 files changed, 29 insertions, 98 deletions
diff --git a/drivers/staging/rtl8192e/rtllib_rx.c b/drivers/staging/rtl8192e/rtllib_rx.c
index cf11b042b93a..1664040efdab 100644
--- a/drivers/staging/rtl8192e/rtllib_rx.c
+++ b/drivers/staging/rtl8192e/rtllib_rx.c
@@ -70,8 +70,7 @@ rtllib_frag_cache_find(struct rtllib_device *ieee, unsigned int seq,
if (entry->skb != NULL &&
time_after(jiffies, entry->first_frag_time + 2 * HZ)) {
RTLLIB_DEBUG_FRAG(
- "expiring fragment cache entry "
- "seq=%u last_frag=%u\n",
+ "expiring fragment cache entry seq=%u last_frag=%u\n",
entry->seq, entry->last_frag);
dev_kfree_skb_any(entry->skb);
entry->skb = NULL;
@@ -188,8 +187,7 @@ static int rtllib_frag_cache_invalidate(struct rtllib_device *ieee,
if (entry == NULL) {
RTLLIB_DEBUG_FRAG(
- "could not invalidate fragment cache "
- "entry (seq=%u)\n", seq);
+ "could not invalidate fragment cache entry (seq=%u)\n", seq);
return -1;
}
@@ -305,11 +303,9 @@ rtllib_rx_frame_decrypt(struct rtllib_device *ieee, struct sk_buff *skb,
atomic_dec(&crypt->refcnt);
if (res < 0) {
RTLLIB_DEBUG_DROP(
- "decryption failed (SA= %pM"
- ") res=%d\n", hdr->addr2, res);
+ "decryption failed (SA= %pM) res=%d\n", hdr->addr2, res);
if (res == -2)
- RTLLIB_DEBUG_DROP("Decryption failed ICV "
- "mismatch (key %d)\n",
+ RTLLIB_DEBUG_DROP("Decryption failed ICV mismatch (key %d)\n",
skb->data[hdrlen + 3] >> 6);
ieee->ieee_stats.rx_discards_undecryptable++;
return -1;
@@ -345,8 +341,7 @@ rtllib_rx_frame_decrypt_msdu(struct rtllib_device *ieee, struct sk_buff *skb,
res = crypt->ops->decrypt_msdu(skb, keyidx, hdrlen, crypt->priv);
atomic_dec(&crypt->refcnt);
if (res < 0) {
- printk(KERN_DEBUG "%s: MSDU decryption/MIC verification failed"
- " (SA= %pM keyidx=%d)\n",
+ printk(KERN_DEBUG "%s: MSDU decryption/MIC verification failed (SA= %pM keyidx=%d)\n",
ieee->dev->name, hdr->addr2, keyidx);
return -1;
}
@@ -559,8 +554,7 @@ static void RxReorderIndicatePacket(struct rtllib_device *ieee,
bool bMatchWinStart = false, bPktInBuf = false;
unsigned long flags;
- RTLLIB_DEBUG(RTLLIB_DL_REORDER, "%s(): Seq is %d, pTS->RxIndicateSeq"
- " is %d, WinSize is %d\n", __func__, SeqNum,
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "%s(): Seq is %d, pTS->RxIndicateSeq is %d, WinSize is %d\n", __func__, SeqNum,
pTS->RxIndicateSeq, WinSize);
spin_lock_irqsave(&(ieee->reorder_spinlock), flags);
@@ -600,8 +594,7 @@ static void RxReorderIndicatePacket(struct rtllib_device *ieee,
pTS->RxIndicateSeq = SeqNum + 1 - WinSize;
else
pTS->RxIndicateSeq = 4095 - (WinSize - (SeqNum + 1)) + 1;
- RTLLIB_DEBUG(RTLLIB_DL_REORDER, "Window Shift! IndicateSeq: %d,"
- " NewSeq: %d\n", pTS->RxIndicateSeq, SeqNum);
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "Window Shift! IndicateSeq: %d, NewSeq: %d\n", pTS->RxIndicateSeq, SeqNum);
}
/*
@@ -617,8 +610,7 @@ static void RxReorderIndicatePacket(struct rtllib_device *ieee,
*/
if (bMatchWinStart) {
/* Current packet is going to be indicated.*/
- RTLLIB_DEBUG(RTLLIB_DL_REORDER, "Packets indication!! "
- "IndicateSeq: %d, NewSeq: %d\n",
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "Packets indication!! IndicateSeq: %d, NewSeq: %d\n",
pTS->RxIndicateSeq, SeqNum);
ieee->prxbIndicateArray[0] = prxb;
index = 1;
@@ -636,9 +628,7 @@ static void RxReorderIndicatePacket(struct rtllib_device *ieee,
if (!AddReorderEntry(pTS, pReorderEntry)) {
RTLLIB_DEBUG(RTLLIB_DL_REORDER,
- "%s(): Duplicate packet is "
- "dropped!! IndicateSeq: %d, "
- "NewSeq: %d\n",
+ "%s(): Duplicate packet is dropped!! IndicateSeq: %d, NewSeq: %d\n",
__func__, pTS->RxIndicateSeq,
SeqNum);
list_add_tail(&pReorderEntry->List,
@@ -652,8 +642,7 @@ static void RxReorderIndicatePacket(struct rtllib_device *ieee,
}
} else {
RTLLIB_DEBUG(RTLLIB_DL_REORDER,
- "Pkt insert into struct buffer!! "
- "IndicateSeq: %d, NewSeq: %d\n",
+ "Pkt insert into struct buffer!! IndicateSeq: %d, NewSeq: %d\n",
pTS->RxIndicateSeq, SeqNum);
}
} else {
@@ -663,9 +652,7 @@ static void RxReorderIndicatePacket(struct rtllib_device *ieee,
* indicate all the packets in struct buffer and get
* reorder entries.
*/
- RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicatePacket():"
- " There is no reorder entry!! Packet is "
- "dropped!!\n");
+ RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicatePacket(): There is no reorder entry!! Packet is dropped!!\n");
{
int i;
@@ -687,8 +674,7 @@ static void RxReorderIndicatePacket(struct rtllib_device *ieee,
SN_EQUAL(pReorderEntry->SeqNum, pTS->RxIndicateSeq)) {
/* This protect struct buffer from overflow. */
if (index >= REORDER_WIN_SIZE) {
- RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicate"
- "Packet(): Buffer overflow!!\n");
+ RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicatePacket(): Buffer overflow!!\n");
bPktInBuf = true;
break;
}
@@ -699,8 +685,7 @@ static void RxReorderIndicatePacket(struct rtllib_device *ieee,
pTS->RxIndicateSeq = (pTS->RxIndicateSeq + 1) % 4096;
ieee->prxbIndicateArray[index] = pReorderEntry->prxb;
- RTLLIB_DEBUG(RTLLIB_DL_REORDER, "%s(): Indicate SeqNum"
- " %d!\n", __func__, pReorderEntry->SeqNum);
+ RTLLIB_DEBUG(RTLLIB_DL_REORDER, "%s(): Indicate SeqNum %d!\n", __func__, pReorderEntry->SeqNum);
index++;
list_add_tail(&pReorderEntry->List,
@@ -719,8 +704,7 @@ static void RxReorderIndicatePacket(struct rtllib_device *ieee,
pTS->RxTimeoutIndicateSeq = 0xffff;
if (index > REORDER_WIN_SIZE) {
- RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicatePacket():"
- " Rx Reorder struct buffer full!!\n");
+ RTLLIB_DEBUG(RTLLIB_DL_ERR, "RxReorderIndicatePacket(): Rx Reorder struct buffer full!!\n");
spin_unlock_irqrestore(&(ieee->reorder_spinlock),
flags);
return;
@@ -809,14 +793,11 @@ static u8 parse_subframe(struct rtllib_device *ieee, struct sk_buff *skb,
(nSubframe_Length << 8);
if (skb->len < (ETHERNET_HEADER_SIZE + nSubframe_Length)) {
- printk(KERN_INFO "%s: A-MSDU parse error!! "
- "pRfd->nTotalSubframe : %d\n",\
+ printk(KERN_INFO "%s: A-MSDU parse error!! pRfd->nTotalSubframe : %d\n",\
__func__, rxb->nr_subframes);
- printk(KERN_INFO "%s: A-MSDU parse error!! "
- "Subframe Length: %d\n", __func__,
+ printk(KERN_INFO "%s: A-MSDU parse error!! Subframe Length: %d\n", __func__,
nSubframe_Length);
- printk(KERN_INFO "nRemain_Length is %d and "
- "nSubframe_Length is : %d\n", skb->len,
+ printk(KERN_INFO "nRemain_Length is %d and nSubframe_Length is : %d\n", skb->len,
nSubframe_Length);
printk(KERN_INFO "The Packet SeqNum is %d\n", SeqNum);
return 0;
@@ -844,8 +825,7 @@ static u8 parse_subframe(struct rtllib_device *ieee, struct sk_buff *skb,
sub_skb->dev = ieee->dev;
rxb->subframes[rxb->nr_subframes++] = sub_skb;
if (rxb->nr_subframes >= MAX_SUBFRAME_COUNT) {
- RTLLIB_DEBUG_RX("ParseSubframe(): Too many "
- "Subframes! Packets dropped!\n");
+ RTLLIB_DEBUG_RX("ParseSubframe(): Too many Subframes! Packets dropped!\n");
break;
}
skb_pull(skb, nSubframe_Length);
@@ -922,8 +902,7 @@ static int rtllib_rx_check_duplicate(struct rtllib_device *ieee,
pRxTS->RxLastFragNum = frag;
pRxTS->RxLastSeqNum = WLAN_GET_SEQ_SEQ(sc);
} else {
- RTLLIB_DEBUG(RTLLIB_DL_ERR, "ERR!!%s(): No TS!! Skip"
- " the check!!\n", __func__);
+ RTLLIB_DEBUG(RTLLIB_DL_ERR, "ERR!!%s(): No TS!! Skip the check!!\n", __func__);
return -1;
}
}
@@ -996,9 +975,7 @@ static int rtllib_rx_data_filter(struct rtllib_device *ieee, u16 fc,
stype != RTLLIB_STYPE_QOS_DATA) {
if (stype != RTLLIB_STYPE_NULLFUNC)
RTLLIB_DEBUG_DROP(
- "RX: dropped data frame "
- "with no data (type=0x%02x, "
- "subtype=0x%02x)\n",
+ "RX: dropped data frame with no data (type=0x%02x, subtype=0x%02x)\n",
type, stype);
return -1;
}
@@ -1041,8 +1018,7 @@ static int rtllib_rx_get_crypt(struct rtllib_device *ieee, struct sk_buff *skb,
* frames from other than current BSS, so just drop the
* frames silently instead of filling system log with
* these reports. */
- RTLLIB_DEBUG_DROP("Decryption failed (not set)"
- " (SA= %pM)\n",
+ RTLLIB_DEBUG_DROP("Decryption failed (not set) (SA= %pM)\n",
hdr->addr2);
ieee->ieee_stats.rx_discards_undecryptable++;
return -1;
@@ -1086,8 +1062,7 @@ static int rtllib_rx_decrypt(struct rtllib_device *ieee, struct sk_buff *skb,
if (!frag_skb) {
RTLLIB_DEBUG(RTLLIB_DL_RX | RTLLIB_DL_FRAG,
- "Rx cannot get skb from fragment "
- "cache (morefrag=%d seq=%u frag=%u)\n",
+ "Rx cannot get skb from fragment cache (morefrag=%d seq=%u frag=%u)\n",
(fc & RTLLIB_FCTL_MOREFRAGS) != 0,
WLAN_GET_SEQ_SEQ(sc), frag);
return -1;
@@ -1097,8 +1072,7 @@ static int rtllib_rx_decrypt(struct rtllib_device *ieee, struct sk_buff *skb,
flen -= hdrlen;
if (frag_skb->tail + flen > frag_skb->end) {
- printk(KERN_WARNING "%s: host decrypted and "
- "reassembled frame did not fit skb\n",
+ printk(KERN_WARNING "%s: host decrypted and reassembled frame did not fit skb\n",
__func__);
rtllib_frag_cache_invalidate(ieee, hdr);
return -1;
@@ -1152,8 +1126,7 @@ static int rtllib_rx_decrypt(struct rtllib_device *ieee, struct sk_buff *skb,
eap_get_type(eap->type));
} else {
RTLLIB_DEBUG_DROP(
- "encryption configured, but RX "
- "frame not encrypted (SA= %pM)\n",
+ "encryption configured, but RX frame not encrypted (SA= %pM)\n",
hdr->addr2);
return -1;
}
@@ -1170,9 +1143,7 @@ static int rtllib_rx_decrypt(struct rtllib_device *ieee, struct sk_buff *skb,
if (crypt && !(fc & RTLLIB_FCTL_WEP) && !ieee->open_wep &&
!rtllib_is_eapol_frame(ieee, skb, hdrlen)) {
RTLLIB_DEBUG_DROP(
- "dropped unencrypted RX data "
- "frame from %pM"
- " (drop_unencrypted=1)\n",
+ "dropped unencrypted RX data frame from %pM (drop_unencrypted=1)\n",
hdr->addr2);
return -1;
}
@@ -1762,9 +1733,7 @@ int rtllib_parse_info_param(struct rtllib_device *ieee,
while (length >= sizeof(*info_element)) {
if (sizeof(*info_element) + info_element->len > length) {
- RTLLIB_DEBUG_MGMT("Info elem: parse failed: "
- "info_element->len + 2 > left : "
- "info_element->len+2=%zd left=%d, id=%d.\n",
+ RTLLIB_DEBUG_MGMT("Info elem: parse failed: info_element->len + 2 > left : info_element->len+2=%zd left=%d, id=%d.\n",
info_element->len +
sizeof(*info_element),
length, info_element->id);
@@ -2207,34 +2176,6 @@ int rtllib_parse_info_param(struct rtllib_device *ieee,
return 0;
}
-static inline u8 rtllib_SignalStrengthTranslate(u8 CurrSS)
-{
- u8 RetSS;
-
- if (CurrSS >= 71 && CurrSS <= 100)
- RetSS = 90 + ((CurrSS - 70) / 3);
- else if (CurrSS >= 41 && CurrSS <= 70)
- RetSS = 78 + ((CurrSS - 40) / 3);
- else if (CurrSS >= 31 && CurrSS <= 40)
- RetSS = 66 + (CurrSS - 30);
- else if (CurrSS >= 21 && CurrSS <= 30)
- RetSS = 54 + (CurrSS - 20);
- else if (CurrSS >= 5 && CurrSS <= 20)
- RetSS = 42 + (((CurrSS - 5) * 2) / 3);
- else if (CurrSS == 4)
- RetSS = 36;
- else if (CurrSS == 3)
- RetSS = 27;
- else if (CurrSS == 2)
- RetSS = 18;
- else if (CurrSS == 1)
- RetSS = 9;
- else
- RetSS = CurrSS;
-
- return RetSS;
-}
-
static long rtllib_translate_todbm(u8 signal_strength_index)
{
long signal_power;
@@ -2321,8 +2262,7 @@ static inline int rtllib_network_init(
}
if (network->mode == 0) {
- RTLLIB_DEBUG_SCAN("Filtered out '%s (%pM)' "
- "network.\n",
+ RTLLIB_DEBUG_SCAN("Filtered out '%s (%pM)' network.\n",
escape_essid(network->ssid,
network->ssid_len),
network->bssid);
@@ -2363,13 +2303,6 @@ static inline int is_same_network(struct rtllib_network *src,
(dst->capability & WLAN_CAPABILITY_ESS)));
}
-static inline void update_ibss_network(struct rtllib_network *dst,
- struct rtllib_network *src)
-{
- memcpy(&dst->stats, &src->stats, sizeof(struct rtllib_rx_stats));
- dst->last_scanned = jiffies;
-}
-
static inline void update_network(struct rtllib_network *dst,
struct rtllib_network *src)
@@ -2568,8 +2501,7 @@ static inline void rtllib_process_probe_response(
if (WLAN_FC_GET_STYPE(le16_to_cpu(beacon->header.frame_ctl)) ==
RTLLIB_STYPE_PROBE_RESP) {
if (IsPassiveChannel(ieee, network->channel)) {
- printk(KERN_INFO "GetScanInfo(): For Global Domain, "
- "filter probe response at channel(%d).\n",
+ printk(KERN_INFO "GetScanInfo(): For Global Domain, filter probe response at channel(%d).\n",
network->channel);
goto free_network;
}
@@ -2618,8 +2550,7 @@ static inline void rtllib_process_probe_response(
/* If there are no more slots, expire the oldest */
list_del(&oldest->list);
target = oldest;
- RTLLIB_DEBUG_SCAN("Expired '%s' ( %pM) from "
- "network list.\n",
+ RTLLIB_DEBUG_SCAN("Expired '%s' ( %pM) from network list.\n",
escape_essid(target->ssid,
target->ssid_len),
target->bssid);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.