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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-10-07 14:08:56 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-07 14:08:56 -0400
commit5a89770daad83df74d77a8d34a1ffaedae565ce9 (patch)
tree0d8ef70293a6ef969ba8b7718e59608337643d40 /drivers/net/wireless/atmel.c
parentc46c948260f41af18b277c1eb1895d788d3605dc (diff)
parentaf7c951d76708c61b862463d579d76be757130bf (diff)
Merge branches 'pxa-core' and 'pxa-machines' into pxa-all
Conflicts: arch/arm/mach-pxa/Kconfig arch/arm/mach-pxa/pxa25x.c arch/arm/mach-pxa/pxa27x.c
Diffstat (limited to 'drivers/net/wireless/atmel.c')
-rw-r--r--drivers/net/wireless/atmel.c51
1 files changed, 31 insertions, 20 deletions
diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index bd35bb0a1480..bd65c485098c 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -1304,7 +1304,7 @@ EXPORT_SYMBOL(atmel_open);
1304int atmel_open(struct net_device *dev) 1304int atmel_open(struct net_device *dev)
1305{ 1305{
1306 struct atmel_private *priv = netdev_priv(dev); 1306 struct atmel_private *priv = netdev_priv(dev);
1307 int i, channel; 1307 int i, channel, err;
1308 1308
1309 /* any scheduled timer is no longer needed and might screw things up.. */ 1309 /* any scheduled timer is no longer needed and might screw things up.. */
1310 del_timer_sync(&priv->management_timer); 1310 del_timer_sync(&priv->management_timer);
@@ -1328,8 +1328,9 @@ int atmel_open(struct net_device *dev)
1328 priv->site_survey_state = SITE_SURVEY_IDLE; 1328 priv->site_survey_state = SITE_SURVEY_IDLE;
1329 priv->station_is_associated = 0; 1329 priv->station_is_associated = 0;
1330 1330
1331 if (!reset_atmel_card(dev)) 1331 err = reset_atmel_card(dev);
1332 return -EAGAIN; 1332 if (err)
1333 return err;
1333 1334
1334 if (priv->config_reg_domain) { 1335 if (priv->config_reg_domain) {
1335 priv->reg_domain = priv->config_reg_domain; 1336 priv->reg_domain = priv->config_reg_domain;
@@ -3061,12 +3062,20 @@ static void authenticate(struct atmel_private *priv, u16 frame_len)
3061 } 3062 }
3062 3063
3063 if (status == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG) { 3064 if (status == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG) {
3064 /* Do opensystem first, then try sharedkey */ 3065 /* Flip back and forth between WEP auth modes until the max
3066 * authentication tries has been exceeded.
3067 */
3065 if (system == WLAN_AUTH_OPEN) { 3068 if (system == WLAN_AUTH_OPEN) {
3066 priv->CurrentAuthentTransactionSeqNum = 0x001; 3069 priv->CurrentAuthentTransactionSeqNum = 0x001;
3067 priv->exclude_unencrypted = 1; 3070 priv->exclude_unencrypted = 1;
3068 send_authentication_request(priv, WLAN_AUTH_SHARED_KEY, NULL, 0); 3071 send_authentication_request(priv, WLAN_AUTH_SHARED_KEY, NULL, 0);
3069 return; 3072 return;
3073 } else if ( system == WLAN_AUTH_SHARED_KEY
3074 && priv->wep_is_on) {
3075 priv->CurrentAuthentTransactionSeqNum = 0x001;
3076 priv->exclude_unencrypted = 0;
3077 send_authentication_request(priv, WLAN_AUTH_OPEN, NULL, 0);
3078 return;
3070 } else if (priv->connect_to_any_BSS) { 3079 } else if (priv->connect_to_any_BSS) {
3071 int bss_index; 3080 int bss_index;
3072 3081
@@ -3580,12 +3589,12 @@ static int atmel_wakeup_firmware(struct atmel_private *priv)
3580 3589
3581 if (i == 0) { 3590 if (i == 0) {
3582 printk(KERN_ALERT "%s: MAC failed to boot.\n", priv->dev->name); 3591 printk(KERN_ALERT "%s: MAC failed to boot.\n", priv->dev->name);
3583 return 0; 3592 return -EIO;
3584 } 3593 }
3585 3594
3586 if ((priv->host_info_base = atmel_read16(priv->dev, MR2)) == 0xffff) { 3595 if ((priv->host_info_base = atmel_read16(priv->dev, MR2)) == 0xffff) {
3587 printk(KERN_ALERT "%s: card missing.\n", priv->dev->name); 3596 printk(KERN_ALERT "%s: card missing.\n", priv->dev->name);
3588 return 0; 3597 return -ENODEV;
3589 } 3598 }
3590 3599
3591 /* now check for completion of MAC initialization through 3600 /* now check for completion of MAC initialization through
@@ -3609,19 +3618,19 @@ static int atmel_wakeup_firmware(struct atmel_private *priv)
3609 if (i == 0) { 3618 if (i == 0) {
3610 printk(KERN_ALERT "%s: MAC failed to initialise.\n", 3619 printk(KERN_ALERT "%s: MAC failed to initialise.\n",
3611 priv->dev->name); 3620 priv->dev->name);
3612 return 0; 3621 return -EIO;
3613 } 3622 }
3614 3623
3615 /* Check for MAC_INIT_OK only on the register that the MAC_INIT_OK was set */ 3624 /* Check for MAC_INIT_OK only on the register that the MAC_INIT_OK was set */
3616 if ((mr3 & MAC_INIT_COMPLETE) && 3625 if ((mr3 & MAC_INIT_COMPLETE) &&
3617 !(atmel_read16(priv->dev, MR3) & MAC_INIT_OK)) { 3626 !(atmel_read16(priv->dev, MR3) & MAC_INIT_OK)) {
3618 printk(KERN_ALERT "%s: MAC failed MR3 self-test.\n", priv->dev->name); 3627 printk(KERN_ALERT "%s: MAC failed MR3 self-test.\n", priv->dev->name);
3619 return 0; 3628 return -EIO;
3620 } 3629 }
3621 if ((mr1 & MAC_INIT_COMPLETE) && 3630 if ((mr1 & MAC_INIT_COMPLETE) &&
3622 !(atmel_read16(priv->dev, MR1) & MAC_INIT_OK)) { 3631 !(atmel_read16(priv->dev, MR1) & MAC_INIT_OK)) {
3623 printk(KERN_ALERT "%s: MAC failed MR1 self-test.\n", priv->dev->name); 3632 printk(KERN_ALERT "%s: MAC failed MR1 self-test.\n", priv->dev->name);
3624 return 0; 3633 return -EIO;
3625 } 3634 }
3626 3635
3627 atmel_copy_to_host(priv->dev, (unsigned char *)iface, 3636 atmel_copy_to_host(priv->dev, (unsigned char *)iface,
@@ -3642,7 +3651,7 @@ static int atmel_wakeup_firmware(struct atmel_private *priv)
3642 iface->func_ctrl = le16_to_cpu(iface->func_ctrl); 3651 iface->func_ctrl = le16_to_cpu(iface->func_ctrl);
3643 iface->mac_status = le16_to_cpu(iface->mac_status); 3652 iface->mac_status = le16_to_cpu(iface->mac_status);
3644 3653
3645 return 1; 3654 return 0;
3646} 3655}
3647 3656
3648/* determine type of memory and MAC address */ 3657/* determine type of memory and MAC address */
@@ -3693,7 +3702,7 @@ static int probe_atmel_card(struct net_device *dev)
3693 /* Standard firmware in flash, boot it up and ask 3702 /* Standard firmware in flash, boot it up and ask
3694 for the Mac Address */ 3703 for the Mac Address */
3695 priv->card_type = CARD_TYPE_SPI_FLASH; 3704 priv->card_type = CARD_TYPE_SPI_FLASH;
3696 if (atmel_wakeup_firmware(priv)) { 3705 if (atmel_wakeup_firmware(priv) == 0) {
3697 atmel_get_mib(priv, Mac_Address_Mib_Type, 0, dev->dev_addr, 6); 3706 atmel_get_mib(priv, Mac_Address_Mib_Type, 0, dev->dev_addr, 6);
3698 3707
3699 /* got address, now squash it again until the network 3708 /* got address, now squash it again until the network
@@ -3835,6 +3844,7 @@ static int reset_atmel_card(struct net_device *dev)
3835 struct atmel_private *priv = netdev_priv(dev); 3844 struct atmel_private *priv = netdev_priv(dev);
3836 u8 configuration; 3845 u8 configuration;
3837 int old_state = priv->station_state; 3846 int old_state = priv->station_state;
3847 int err = 0;
3838 3848
3839 /* data to add to the firmware names, in priority order 3849 /* data to add to the firmware names, in priority order
3840 this implemenents firmware versioning */ 3850 this implemenents firmware versioning */
@@ -3868,11 +3878,12 @@ static int reset_atmel_card(struct net_device *dev)
3868 dev->name); 3878 dev->name);
3869 strcpy(priv->firmware_id, "atmel_at76c502.bin"); 3879 strcpy(priv->firmware_id, "atmel_at76c502.bin");
3870 } 3880 }
3871 if (request_firmware(&fw_entry, priv->firmware_id, priv->sys_dev) != 0) { 3881 err = request_firmware(&fw_entry, priv->firmware_id, priv->sys_dev);
3882 if (err != 0) {
3872 printk(KERN_ALERT 3883 printk(KERN_ALERT
3873 "%s: firmware %s is missing, cannot continue.\n", 3884 "%s: firmware %s is missing, cannot continue.\n",
3874 dev->name, priv->firmware_id); 3885 dev->name, priv->firmware_id);
3875 return 0; 3886 return err;
3876 } 3887 }
3877 } else { 3888 } else {
3878 int fw_index = 0; 3889 int fw_index = 0;
@@ -3901,7 +3912,7 @@ static int reset_atmel_card(struct net_device *dev)
3901 "%s: firmware %s is missing, cannot start.\n", 3912 "%s: firmware %s is missing, cannot start.\n",
3902 dev->name, priv->firmware_id); 3913 dev->name, priv->firmware_id);
3903 priv->firmware_id[0] = '\0'; 3914 priv->firmware_id[0] = '\0';
3904 return 0; 3915 return -ENOENT;
3905 } 3916 }
3906 } 3917 }
3907 3918
@@ -3926,8 +3937,9 @@ static int reset_atmel_card(struct net_device *dev)
3926 release_firmware(fw_entry); 3937 release_firmware(fw_entry);
3927 } 3938 }
3928 3939
3929 if (!atmel_wakeup_firmware(priv)) 3940 err = atmel_wakeup_firmware(priv);
3930 return 0; 3941 if (err != 0)
3942 return err;
3931 3943
3932 /* Check the version and set the correct flag for wpa stuff, 3944 /* Check the version and set the correct flag for wpa stuff,
3933 old and new firmware is incompatible. 3945 old and new firmware is incompatible.
@@ -3968,10 +3980,9 @@ static int reset_atmel_card(struct net_device *dev)
3968 if (!priv->radio_on_broken) { 3980 if (!priv->radio_on_broken) {
3969 if (atmel_send_command_wait(priv, CMD_EnableRadio, NULL, 0) == 3981 if (atmel_send_command_wait(priv, CMD_EnableRadio, NULL, 0) ==
3970 CMD_STATUS_REJECTED_RADIO_OFF) { 3982 CMD_STATUS_REJECTED_RADIO_OFF) {
3971 printk(KERN_INFO 3983 printk(KERN_INFO "%s: cannot turn the radio on.\n",
3972 "%s: cannot turn the radio on. (Hey radio, you're beautiful!)\n",
3973 dev->name); 3984 dev->name);
3974 return 0; 3985 return -EIO;
3975 } 3986 }
3976 } 3987 }
3977 3988
@@ -4006,7 +4017,7 @@ static int reset_atmel_card(struct net_device *dev)
4006 wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); 4017 wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL);
4007 } 4018 }
4008 4019
4009 return 1; 4020 return 0;
4010} 4021}
4011 4022
4012static void atmel_send_command(struct atmel_private *priv, int command, 4023static void atmel_send_command(struct atmel_private *priv, int command,