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Diffstat (limited to 'drivers/net/wireless/atmel.c')
-rw-r--r--drivers/net/wireless/atmel.c120
1 files changed, 58 insertions, 62 deletions
diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index 587869d86ee..5e53c5258a3 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -72,7 +72,7 @@
#include "atmel.h"
#define DRIVER_MAJOR 0
-#define DRIVER_MINOR 96
+#define DRIVER_MINOR 98
MODULE_AUTHOR("Simon Kelley");
MODULE_DESCRIPTION("Support for Atmel at76c50x 802.11 wireless ethernet cards.");
@@ -618,12 +618,12 @@ static int atmel_lock_mac(struct atmel_private *priv);
static void atmel_wmem32(struct atmel_private *priv, u16 pos, u32 data);
static void atmel_command_irq(struct atmel_private *priv);
static int atmel_validate_channel(struct atmel_private *priv, int channel);
-static void atmel_management_frame(struct atmel_private *priv, struct ieee80211_hdr *header,
+static void atmel_management_frame(struct atmel_private *priv, struct ieee80211_hdr_4addr *header,
u16 frame_len, u8 rssi);
static void atmel_management_timer(u_long a);
static void atmel_send_command(struct atmel_private *priv, int command, void *cmd, int cmd_size);
static int atmel_send_command_wait(struct atmel_private *priv, int command, void *cmd, int cmd_size);
-static void atmel_transmit_management_frame(struct atmel_private *priv, struct ieee80211_hdr *header,
+static void atmel_transmit_management_frame(struct atmel_private *priv, struct ieee80211_hdr_4addr *header,
u8 *body, int body_len);
static u8 atmel_get_mib8(struct atmel_private *priv, u8 type, u8 index);
@@ -827,7 +827,7 @@ static void tx_update_descriptor(struct atmel_private *priv, int is_bcast, u16 l
static int start_tx (struct sk_buff *skb, struct net_device *dev)
{
struct atmel_private *priv = netdev_priv(dev);
- struct ieee80211_hdr header;
+ struct ieee80211_hdr_4addr header;
unsigned long flags;
u16 buff, frame_ctl, len = (ETH_ZLEN < skb->len) ? skb->len : ETH_ZLEN;
u8 SNAP_RFC1024[6] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00};
@@ -902,7 +902,7 @@ static int start_tx (struct sk_buff *skb, struct net_device *dev)
}
static void atmel_transmit_management_frame(struct atmel_private *priv,
- struct ieee80211_hdr *header,
+ struct ieee80211_hdr_4addr *header,
u8 *body, int body_len)
{
u16 buff;
@@ -917,7 +917,7 @@ static void atmel_transmit_management_frame(struct atmel_private *priv,
tx_update_descriptor(priv, header->addr1[0] & 0x01, len, buff, TX_PACKET_TYPE_MGMT);
}
-static void fast_rx_path(struct atmel_private *priv, struct ieee80211_hdr *header,
+static void fast_rx_path(struct atmel_private *priv, struct ieee80211_hdr_4addr *header,
u16 msdu_size, u16 rx_packet_loc, u32 crc)
{
/* fast path: unfragmented packet copy directly into skbuf */
@@ -990,7 +990,7 @@ static int probe_crc(struct atmel_private *priv, u16 packet_loc, u16 msdu_size)
return (crc ^ 0xffffffff) == netcrc;
}
-static void frag_rx_path(struct atmel_private *priv, struct ieee80211_hdr *header,
+static void frag_rx_path(struct atmel_private *priv, struct ieee80211_hdr_4addr *header,
u16 msdu_size, u16 rx_packet_loc, u32 crc, u16 seq_no, u8 frag_no, int more_frags)
{
u8 mac4[6];
@@ -1082,7 +1082,7 @@ static void frag_rx_path(struct atmel_private *priv, struct ieee80211_hdr *heade
static void rx_done_irq(struct atmel_private *priv)
{
int i;
- struct ieee80211_hdr header;
+ struct ieee80211_hdr_4addr header;
for (i = 0;
atmel_rmem8(priv, atmel_rx(priv, RX_DESC_FLAGS_OFFSET, priv->rx_desc_head)) == RX_DESC_FLAG_VALID &&
@@ -1504,7 +1504,7 @@ static int atmel_read_proc(char *page, char **start, off_t off,
return len;
}
-struct net_device *init_atmel_card( unsigned short irq, int port, const AtmelFWType fw_type,
+struct net_device *init_atmel_card( unsigned short irq, unsigned long port, const AtmelFWType fw_type,
struct device *sys_dev, int (*card_present)(void *), void *card)
{
struct net_device *dev;
@@ -1605,8 +1605,8 @@ struct net_device *init_atmel_card( unsigned short irq, int port, const AtmelFWT
goto err_out_free;
}
- if (priv->bus_type == BUS_TYPE_PCI &&
- !request_region( dev->base_addr, 64, dev->name )) {
+ if (!request_region(dev->base_addr, 32,
+ priv->bus_type == BUS_TYPE_PCCARD ? "atmel_cs" : "atmel_pci")) {
goto err_out_irq;
}
@@ -1622,15 +1622,16 @@ struct net_device *init_atmel_card( unsigned short irq, int port, const AtmelFWT
create_proc_read_entry ("driver/atmel", 0, NULL, atmel_read_proc, priv);
- printk(KERN_INFO "%s: Atmel at76c50x wireless. Version %d.%d simon@thekelleys.org.uk\n",
- dev->name, DRIVER_MAJOR, DRIVER_MINOR);
+ printk(KERN_INFO "%s: Atmel at76c50x. Version %d.%d. MAC %.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n",
+ dev->name, DRIVER_MAJOR, DRIVER_MINOR,
+ dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2],
+ dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5] );
SET_MODULE_OWNER(dev);
return dev;
err_out_res:
- if (priv->bus_type == BUS_TYPE_PCI)
- release_region( dev->base_addr, 64 );
+ release_region( dev->base_addr, 32);
err_out_irq:
free_irq(dev->irq, dev);
err_out_free:
@@ -1640,7 +1641,7 @@ struct net_device *init_atmel_card( unsigned short irq, int port, const AtmelFWT
EXPORT_SYMBOL(init_atmel_card);
-void stop_atmel_card(struct net_device *dev, int freeres)
+void stop_atmel_card(struct net_device *dev)
{
struct atmel_private *priv = netdev_priv(dev);
@@ -1653,12 +1654,8 @@ void stop_atmel_card(struct net_device *dev, int freeres)
unregister_netdev(dev);
remove_proc_entry("driver/atmel", NULL);
free_irq(dev->irq, dev);
- if (priv->firmware)
- kfree(priv->firmware);
- if (freeres) {
- /* PCMCIA frees this stuff, so only for PCI */
- release_region(dev->base_addr, 64);
- }
+ kfree(priv->firmware);
+ release_region(dev->base_addr, 32);
free_netdev(dev);
}
@@ -1811,9 +1808,9 @@ static int atmel_set_encode(struct net_device *dev,
}
if(dwrq->flags & IW_ENCODE_RESTRICTED)
priv->exclude_unencrypted = 1;
- if(dwrq->flags & IW_ENCODE_OPEN)
+ if(dwrq->flags & IW_ENCODE_OPEN)
priv->exclude_unencrypted = 0;
-
+
return -EINPROGRESS; /* Call commit handler */
}
@@ -1828,11 +1825,12 @@ static int atmel_get_encode(struct net_device *dev,
if (!priv->wep_is_on)
dwrq->flags = IW_ENCODE_DISABLED;
- else if (priv->exclude_unencrypted)
- dwrq->flags = IW_ENCODE_RESTRICTED;
- else
- dwrq->flags = IW_ENCODE_OPEN;
-
+ else {
+ if (priv->exclude_unencrypted)
+ dwrq->flags = IW_ENCODE_RESTRICTED;
+ else
+ dwrq->flags = IW_ENCODE_OPEN;
+ }
/* Which key do we want ? -1 -> tx index */
if (index < 0 || index >= 4)
index = priv->default_key;
@@ -2218,7 +2216,7 @@ static int atmel_get_range(struct net_device *dev,
int k,i,j;
dwrq->length = sizeof(struct iw_range);
- memset(range, 0, sizeof(range));
+ memset(range, 0, sizeof(struct iw_range));
range->min_nwid = 0x0000;
range->max_nwid = 0x0000;
range->num_channels = 0;
@@ -2450,8 +2448,7 @@ static int atmel_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
break;
}
- if (priv->firmware)
- kfree(priv->firmware);
+ kfree(priv->firmware);
priv->firmware = new_firmware;
priv->firmware_length = com.len;
@@ -2647,10 +2644,10 @@ static void handle_beacon_probe(struct atmel_private *priv, u16 capability, u8 c
}
}
-
-static void send_authentication_request(struct atmel_private *priv, u8 *challenge, int challenge_len)
+
+static void send_authentication_request(struct atmel_private *priv, u16 system, u8 *challenge, int challenge_len)
{
- struct ieee80211_hdr header;
+ struct ieee80211_hdr_4addr header;
struct auth_body auth;
header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
@@ -2660,14 +2657,11 @@ static void send_authentication_request(struct atmel_private *priv, u8 *challeng
memcpy(header.addr2, priv->dev->dev_addr, 6);
memcpy(header.addr3, priv->CurrentBSSID, 6);
- if (priv->wep_is_on) {
- auth.alg = cpu_to_le16(C80211_MGMT_AAN_SHAREDKEY);
+ if (priv->wep_is_on && priv->CurrentAuthentTransactionSeqNum != 1)
/* no WEP for authentication frames with TrSeqNo 1 */
- if (priv->CurrentAuthentTransactionSeqNum != 1)
- header.frame_ctl |= cpu_to_le16(IEEE80211_FCTL_PROTECTED);
- } else {
- auth.alg = cpu_to_le16(C80211_MGMT_AAN_OPENSYSTEM);
- }
+ header.frame_ctl |= cpu_to_le16(IEEE80211_FCTL_PROTECTED);
+
+ auth.alg = cpu_to_le16(system);
auth.status = 0;
auth.trans_seq = cpu_to_le16(priv->CurrentAuthentTransactionSeqNum);
@@ -2688,7 +2682,7 @@ static void send_association_request(struct atmel_private *priv, int is_reassoc)
{
u8 *ssid_el_p;
int bodysize;
- struct ieee80211_hdr header;
+ struct ieee80211_hdr_4addr header;
struct ass_req_format {
u16 capability;
u16 listen_interval;
@@ -2738,7 +2732,7 @@ static void send_association_request(struct atmel_private *priv, int is_reassoc)
atmel_transmit_management_frame(priv, &header, (void *)&body, bodysize);
}
-static int is_frame_from_current_bss(struct atmel_private *priv, struct ieee80211_hdr *header)
+static int is_frame_from_current_bss(struct atmel_private *priv, struct ieee80211_hdr_4addr *header)
{
if (le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_FROMDS)
return memcmp(header->addr3, priv->CurrentBSSID, 6) == 0;
@@ -2788,7 +2782,7 @@ static int retrieve_bss(struct atmel_private *priv)
}
-static void store_bss_info(struct atmel_private *priv, struct ieee80211_hdr *header,
+static void store_bss_info(struct atmel_private *priv, struct ieee80211_hdr_4addr *header,
u16 capability, u16 beacon_period, u8 channel, u8 rssi,
u8 ssid_len, u8 *ssid, int is_beacon)
{
@@ -2836,6 +2830,7 @@ static void authenticate(struct atmel_private *priv, u16 frame_len)
struct auth_body *auth = (struct auth_body *)priv->rx_buf;
u16 status = le16_to_cpu(auth->status);
u16 trans_seq_no = le16_to_cpu(auth->trans_seq);
+ u16 system = le16_to_cpu(auth->alg);
if (status == C80211_MGMT_SC_Success && !priv->wep_is_on) {
/* no WEP */
@@ -2857,7 +2852,7 @@ static void authenticate(struct atmel_private *priv, u16 frame_len)
if (trans_seq_no == 0x0002 &&
auth->el_id == C80211_MGMT_ElementID_ChallengeText) {
- send_authentication_request(priv, auth->chall_text, auth->chall_text_len);
+ send_authentication_request(priv, system, auth->chall_text, auth->chall_text_len);
return;
}
@@ -2874,14 +2869,20 @@ static void authenticate(struct atmel_private *priv, u16 frame_len)
}
}
- if (status == C80211_MGMT_SC_AuthAlgNotSupported && priv->connect_to_any_BSS) {
- int bss_index;
-
- priv->BSSinfo[(int)(priv->current_BSS)].channel |= 0x80;
-
- if ((bss_index = retrieve_bss(priv)) != -1) {
- atmel_join_bss(priv, bss_index);
- return;
+ if (status == C80211_MGMT_SC_AuthAlgNotSupported) {
+ /* Do opensystem first, then try sharedkey */
+ if (system == C80211_MGMT_AAN_OPENSYSTEM) {
+ priv->CurrentAuthentTransactionSeqNum = 0x001;
+ send_authentication_request(priv, C80211_MGMT_AAN_SHAREDKEY, NULL, 0);
+ } else if (priv->connect_to_any_BSS) {
+ int bss_index;
+
+ priv->BSSinfo[(int)(priv->current_BSS)].channel |= 0x80;
+
+ if ((bss_index = retrieve_bss(priv)) != -1) {
+ atmel_join_bss(priv, bss_index);
+ return;
+ }
}
}
@@ -3072,7 +3073,7 @@ static void atmel_smooth_qual(struct atmel_private *priv)
}
/* deals with incoming managment frames. */
-static void atmel_management_frame(struct atmel_private *priv, struct ieee80211_hdr *header,
+static void atmel_management_frame(struct atmel_private *priv, struct ieee80211_hdr_4addr *header,
u16 frame_len, u8 rssi)
{
u16 subtype;
@@ -3207,7 +3208,7 @@ static void atmel_management_timer(u_long a)
priv->AuthenticationRequestRetryCnt++;
priv->CurrentAuthentTransactionSeqNum = 0x0001;
mod_timer(&priv->management_timer, jiffies + MGMT_JIFFIES);
- send_authentication_request(priv, NULL, 0);
+ send_authentication_request(priv, C80211_MGMT_AAN_OPENSYSTEM, NULL, 0);
}
break;
@@ -3314,7 +3315,7 @@ static void atmel_command_irq(struct atmel_private *priv)
mod_timer(&priv->management_timer, jiffies + MGMT_JIFFIES);
priv->CurrentAuthentTransactionSeqNum = 0x0001;
- send_authentication_request(priv, NULL, 0);
+ send_authentication_request(priv, C80211_MGMT_AAN_SHAREDKEY, NULL, 0);
}
return;
}
@@ -3484,11 +3485,6 @@ static int probe_atmel_card(struct net_device *dev)
printk(KERN_ALERT "%s: *** Invalid MAC address. UPGRADE Firmware ****\n", dev->name);
memcpy(dev->dev_addr, default_mac, 6);
}
- printk(KERN_INFO "%s: MAC address %.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n",
- dev->name,
- dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2],
- dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5] );
-
}
return rc;
generated by cgit (git 2.34.1) at 2024-09-21 14:01:18 +0000