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path: root/drivers/net/wireless/wl3501_cs.c
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Diffstat (limited to 'drivers/net/wireless/wl3501_cs.c')
-rw-r--r--drivers/net/wireless/wl3501_cs.c107
1 files changed, 57 insertions, 50 deletions
diff --git a/drivers/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c
index da62220b9c01..4380c5d8fdd2 100644
--- a/drivers/net/wireless/wl3501_cs.c
+++ b/drivers/net/wireless/wl3501_cs.c
@@ -133,8 +133,8 @@ static const struct {
/**
* iw_valid_channel - validate channel in regulatory domain
- * @reg_comain - regulatory domain
- * @channel - channel to validate
+ * @reg_domain: regulatory domain
+ * @channel: channel to validate
*
* Returns 0 if invalid in the specified regulatory domain, non-zero if valid.
*/
@@ -153,7 +153,7 @@ static int iw_valid_channel(int reg_domain, int channel)
/**
* iw_default_channel - get default channel for a regulatory domain
- * @reg_comain - regulatory domain
+ * @reg_domain: regulatory domain
*
* Returns the default channel for a regulatory domain
*/
@@ -236,6 +236,7 @@ static int wl3501_get_flash_mac_addr(struct wl3501_card *this)
/**
* wl3501_set_to_wla - Move 'size' bytes from PC to card
+ * @this: Card
* @dest: Card addressing space
* @src: PC addressing space
* @size: Bytes to move
@@ -258,6 +259,7 @@ static void wl3501_set_to_wla(struct wl3501_card *this, u16 dest, void *src,
/**
* wl3501_get_from_wla - Move 'size' bytes from card to PC
+ * @this: Card
* @src: Card addressing space
* @dest: PC addressing space
* @size: Bytes to move
@@ -454,12 +456,10 @@ out:
/**
* wl3501_send_pkt - Send a packet.
- * @this - card
- *
- * Send a packet.
- *
- * data = Ethernet raw frame. (e.g. data[0] - data[5] is Dest MAC Addr,
+ * @this: Card
+ * @data: Ethernet raw frame. (e.g. data[0] - data[5] is Dest MAC Addr,
* data[6] - data[11] is Src MAC Addr)
+ * @len: Packet length
* Ref: IEEE 802.11
*/
static int wl3501_send_pkt(struct wl3501_card *this, u8 *data, u16 len)
@@ -468,6 +468,7 @@ static int wl3501_send_pkt(struct wl3501_card *this, u8 *data, u16 len)
struct wl3501_md_req sig = {
.sig_id = WL3501_SIG_MD_REQ,
};
+ size_t sig_addr_len = sizeof(sig.addr);
u8 *pdata = (char *)data;
int rc = -EIO;
@@ -483,9 +484,9 @@ static int wl3501_send_pkt(struct wl3501_card *this, u8 *data, u16 len)
goto out;
}
rc = 0;
- memcpy(&sig.daddr[0], pdata, 12);
- pktlen = len - 12;
- pdata += 12;
+ memcpy(&sig.addr, pdata, sig_addr_len);
+ pktlen = len - sig_addr_len;
+ pdata += sig_addr_len;
sig.data = bf;
if (((*pdata) * 256 + (*(pdata + 1))) > 1500) {
u8 addr4[ETH_ALEN] = {
@@ -588,7 +589,7 @@ static int wl3501_mgmt_join(struct wl3501_card *this, u16 stas)
struct wl3501_join_req sig = {
.sig_id = WL3501_SIG_JOIN_REQ,
.timeout = 10,
- .ds_pset = {
+ .req.ds_pset = {
.el = {
.id = IW_MGMT_INFO_ELEMENT_DS_PARAMETER_SET,
.len = 1,
@@ -597,7 +598,7 @@ static int wl3501_mgmt_join(struct wl3501_card *this, u16 stas)
},
};
- memcpy(&sig.beacon_period, &this->bss_set[stas].beacon_period, 72);
+ memcpy(&sig.req, &this->bss_set[stas].req, sizeof(sig.req));
return wl3501_esbq_exec(this, &sig, sizeof(sig));
}
@@ -665,35 +666,37 @@ static void wl3501_mgmt_scan_confirm(struct wl3501_card *this, u16 addr)
if (sig.status == WL3501_STATUS_SUCCESS) {
pr_debug("success");
if ((this->net_type == IW_MODE_INFRA &&
- (sig.cap_info & WL3501_MGMT_CAPABILITY_ESS)) ||
+ (sig.req.cap_info & WL3501_MGMT_CAPABILITY_ESS)) ||
(this->net_type == IW_MODE_ADHOC &&
- (sig.cap_info & WL3501_MGMT_CAPABILITY_IBSS)) ||
+ (sig.req.cap_info & WL3501_MGMT_CAPABILITY_IBSS)) ||
this->net_type == IW_MODE_AUTO) {
if (!this->essid.el.len)
matchflag = 1;
else if (this->essid.el.len == 3 &&
!memcmp(this->essid.essid, "ANY", 3))
matchflag = 1;
- else if (this->essid.el.len != sig.ssid.el.len)
+ else if (this->essid.el.len != sig.req.ssid.el.len)
matchflag = 0;
- else if (memcmp(this->essid.essid, sig.ssid.essid,
+ else if (memcmp(this->essid.essid, sig.req.ssid.essid,
this->essid.el.len))
matchflag = 0;
else
matchflag = 1;
if (matchflag) {
for (i = 0; i < this->bss_cnt; i++) {
- if (ether_addr_equal_unaligned(this->bss_set[i].bssid, sig.bssid)) {
+ if (ether_addr_equal_unaligned(this->bss_set[i].req.bssid,
+ sig.req.bssid)) {
matchflag = 0;
break;
}
}
}
if (matchflag && (i < 20)) {
- memcpy(&this->bss_set[i].beacon_period,
- &sig.beacon_period, 73);
+ memcpy(&this->bss_set[i].req,
+ &sig.req, sizeof(sig.req));
this->bss_cnt++;
this->rssi = sig.rssi;
+ this->bss_set[i].rssi = sig.rssi;
}
}
} else if (sig.status == WL3501_STATUS_TIMEOUT) {
@@ -719,7 +722,7 @@ static void wl3501_mgmt_scan_confirm(struct wl3501_card *this, u16 addr)
/**
* wl3501_block_interrupt - Mask interrupt from SUTRO
- * @this - card
+ * @this: Card
*
* Mask interrupt from SUTRO. (i.e. SUTRO cannot interrupt the HOST)
* Return: 1 if interrupt is originally enabled
@@ -736,7 +739,7 @@ static int wl3501_block_interrupt(struct wl3501_card *this)
/**
* wl3501_unblock_interrupt - Enable interrupt from SUTRO
- * @this - card
+ * @this: Card
*
* Enable interrupt from SUTRO. (i.e. SUTRO can interrupt the HOST)
* Return: 1 if interrupt is originally enabled
@@ -885,19 +888,19 @@ static void wl3501_mgmt_join_confirm(struct net_device *dev, u16 addr)
if (this->join_sta_bss < this->bss_cnt) {
const int i = this->join_sta_bss;
memcpy(this->bssid,
- this->bss_set[i].bssid, ETH_ALEN);
- this->chan = this->bss_set[i].ds_pset.chan;
+ this->bss_set[i].req.bssid, ETH_ALEN);
+ this->chan = this->bss_set[i].req.ds_pset.chan;
iw_copy_mgmt_info_element(&this->keep_essid.el,
- &this->bss_set[i].ssid.el);
+ &this->bss_set[i].req.ssid.el);
wl3501_mgmt_auth(this);
}
} else {
const int i = this->join_sta_bss;
- memcpy(&this->bssid, &this->bss_set[i].bssid, ETH_ALEN);
- this->chan = this->bss_set[i].ds_pset.chan;
+ memcpy(&this->bssid, &this->bss_set[i].req.bssid, ETH_ALEN);
+ this->chan = this->bss_set[i].req.ds_pset.chan;
iw_copy_mgmt_info_element(&this->keep_essid.el,
- &this->bss_set[i].ssid.el);
+ &this->bss_set[i].req.ssid.el);
wl3501_online(dev);
}
} else {
@@ -979,7 +982,8 @@ static inline void wl3501_md_ind_interrupt(struct net_device *dev,
} else {
skb->dev = dev;
skb_reserve(skb, 2); /* IP headers on 16 bytes boundaries */
- skb_copy_to_linear_data(skb, (unsigned char *)&sig.daddr, 12);
+ skb_copy_to_linear_data(skb, (unsigned char *)&sig.addr,
+ sizeof(sig.addr));
wl3501_receive(this, skb->data, pkt_len);
skb_put(skb, pkt_len);
skb->protocol = eth_type_trans(skb, dev);
@@ -1109,8 +1113,8 @@ static inline void wl3501_ack_interrupt(struct wl3501_card *this)
/**
* wl3501_interrupt - Hardware interrupt from card.
- * @irq - Interrupt number
- * @dev_id - net_device
+ * @irq: Interrupt number
+ * @dev_id: net_device
*
* We must acknowledge the interrupt as soon as possible, and block the
* interrupt from the same card immediately to prevent re-entry.
@@ -1248,7 +1252,7 @@ static int wl3501_close(struct net_device *dev)
/**
* wl3501_reset - Reset the SUTRO.
- * @dev - network device
+ * @dev: network device
*
* It is almost the same as wl3501_open(). In fact, we may just wl3501_close()
* and wl3501_open() again, but I wouldn't like to free_irq() when the driver
@@ -1325,7 +1329,7 @@ static netdev_tx_t wl3501_hard_start_xmit(struct sk_buff *skb,
} else {
++dev->stats.tx_packets;
dev->stats.tx_bytes += skb->len;
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
if (this->tx_buffer_cnt < 2)
netif_stop_queue(dev);
@@ -1411,7 +1415,7 @@ static struct iw_statistics *wl3501_get_wireless_stats(struct net_device *dev)
/**
* wl3501_detach - deletes a driver "instance"
- * @link - FILL_IN
+ * @link: FILL_IN
*
* This deletes a driver "instance". The device is de-registered with Card
* Services. If it has been released, all local data structures are freed.
@@ -1432,9 +1436,7 @@ static void wl3501_detach(struct pcmcia_device *link)
wl3501_release(link);
unregister_netdev(dev);
-
- if (link->priv)
- free_netdev(link->priv);
+ free_netdev(dev);
}
static int wl3501_get_name(struct net_device *dev, struct iw_request_info *info,
@@ -1574,30 +1576,30 @@ static int wl3501_get_scan(struct net_device *dev, struct iw_request_info *info,
for (i = 0; i < this->bss_cnt; ++i) {
iwe.cmd = SIOCGIWAP;
iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
- memcpy(iwe.u.ap_addr.sa_data, this->bss_set[i].bssid, ETH_ALEN);
+ memcpy(iwe.u.ap_addr.sa_data, this->bss_set[i].req.bssid, ETH_ALEN);
current_ev = iwe_stream_add_event(info, current_ev,
extra + IW_SCAN_MAX_DATA,
&iwe, IW_EV_ADDR_LEN);
iwe.cmd = SIOCGIWESSID;
iwe.u.data.flags = 1;
- iwe.u.data.length = this->bss_set[i].ssid.el.len;
+ iwe.u.data.length = this->bss_set[i].req.ssid.el.len;
current_ev = iwe_stream_add_point(info, current_ev,
extra + IW_SCAN_MAX_DATA,
&iwe,
- this->bss_set[i].ssid.essid);
+ this->bss_set[i].req.ssid.essid);
iwe.cmd = SIOCGIWMODE;
- iwe.u.mode = this->bss_set[i].bss_type;
+ iwe.u.mode = this->bss_set[i].req.bss_type;
current_ev = iwe_stream_add_event(info, current_ev,
extra + IW_SCAN_MAX_DATA,
&iwe, IW_EV_UINT_LEN);
iwe.cmd = SIOCGIWFREQ;
- iwe.u.freq.m = this->bss_set[i].ds_pset.chan;
+ iwe.u.freq.m = this->bss_set[i].req.ds_pset.chan;
iwe.u.freq.e = 0;
current_ev = iwe_stream_add_event(info, current_ev,
extra + IW_SCAN_MAX_DATA,
&iwe, IW_EV_FREQ_LEN);
iwe.cmd = SIOCGIWENCODE;
- if (this->bss_set[i].cap_info & WL3501_MGMT_CAPABILITY_PRIVACY)
+ if (this->bss_set[i].req.cap_info & WL3501_MGMT_CAPABILITY_PRIVACY)
iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
else
iwe.u.data.flags = IW_ENCODE_DISABLED;
@@ -1861,6 +1863,7 @@ static int wl3501_probe(struct pcmcia_device *p_dev)
{
struct net_device *dev;
struct wl3501_card *this;
+ int ret;
/* The io structure describes IO port mapping */
p_dev->resource[0]->end = 16;
@@ -1872,8 +1875,7 @@ static int wl3501_probe(struct pcmcia_device *p_dev)
dev = alloc_etherdev(sizeof(struct wl3501_card));
if (!dev)
- goto out_link;
-
+ return -ENOMEM;
dev->netdev_ops = &wl3501_netdev_ops;
dev->watchdog_timeo = 5 * HZ;
@@ -1886,9 +1888,15 @@ static int wl3501_probe(struct pcmcia_device *p_dev)
netif_stop_queue(dev);
p_dev->priv = dev;
- return wl3501_config(p_dev);
-out_link:
- return -ENOMEM;
+ ret = wl3501_config(p_dev);
+ if (ret)
+ goto out_free_etherdev;
+
+ return 0;
+
+out_free_etherdev:
+ free_netdev(dev);
+ return ret;
}
static int wl3501_config(struct pcmcia_device *link)
@@ -1944,8 +1952,7 @@ static int wl3501_config(struct pcmcia_device *link)
goto failed;
}
- for (i = 0; i < 6; i++)
- dev->dev_addr[i] = ((char *)&this->mac_addr)[i];
+ eth_hw_addr_set(dev, this->mac_addr);
/* print probe information */
printk(KERN_INFO "%s: wl3501 @ 0x%3.3x, IRQ %d, "
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-23 06:15:30 +0000