diff options
Diffstat (limited to 'drivers/net/wireless/orinoco/main.c')
| -rw-r--r-- | drivers/net/wireless/orinoco/main.c | 1540 |
1 files changed, 652 insertions, 888 deletions
diff --git a/drivers/net/wireless/orinoco/main.c b/drivers/net/wireless/orinoco/main.c index 345593c4acc..38ec8d19ac2 100644 --- a/drivers/net/wireless/orinoco/main.c +++ b/drivers/net/wireless/orinoco/main.c @@ -4,7 +4,7 @@ * adaptors, with Lucent/Agere, Intersil or Symbol firmware. * * Current maintainers (as of 29 September 2003) are: - * Pavel Roskin <proski AT gnu.org> + * Pavel Roskin <proski AT gnu.org> * and David Gibson <hermes AT gibson.dropbear.id.au> * * (C) Copyright David Gibson, IBM Corporation 2001-2003. @@ -78,16 +78,18 @@ #include <linux/module.h> #include <linux/kernel.h> +#include <linux/slab.h> #include <linux/init.h> #include <linux/delay.h> +#include <linux/device.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> -#include <linux/ethtool.h> #include <linux/suspend.h> #include <linux/if_arp.h> #include <linux/wireless.h> #include <linux/ieee80211.h> #include <net/iw_handler.h> +#include <net/cfg80211.h> #include "hermes_rid.h" #include "hermes_dld.h" @@ -96,6 +98,7 @@ #include "mic.h" #include "fw.h" #include "wext.h" +#include "cfg.h" #include "main.h" #include "orinoco.h" @@ -118,7 +121,7 @@ module_param(orinoco_debug, int, 0644); MODULE_PARM_DESC(orinoco_debug, "Debug level"); #endif -static int suppress_linkstatus; /* = 0 */ +static bool suppress_linkstatus; /* = 0 */ module_param(suppress_linkstatus, bool, 0644); MODULE_PARM_DESC(suppress_linkstatus, "Don't log link status changes"); @@ -142,13 +145,11 @@ static const u8 encaps_hdr[] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00}; #define ORINOCO_MIN_MTU 256 #define ORINOCO_MAX_MTU (IEEE80211_MAX_DATA_LEN - ENCAPS_OVERHEAD) -#define SYMBOL_MAX_VER_LEN (14) #define MAX_IRQLOOPS_PER_IRQ 10 -#define MAX_IRQLOOPS_PER_JIFFY (20000/HZ) /* Based on a guestimate of - * how many events the - * device could - * legitimately generate */ -#define TX_NICBUF_SIZE_BUG 1585 /* Bug in Symbol firmware */ +#define MAX_IRQLOOPS_PER_JIFFY (20000 / HZ) /* Based on a guestimate of + * how many events the + * device could + * legitimately generate */ #define DUMMY_FID 0xFFFF @@ -156,13 +157,11 @@ static const u8 encaps_hdr[] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00}; HERMES_MAX_MULTICAST : 0)*/ #define MAX_MULTICAST(priv) (HERMES_MAX_MULTICAST) -#define ORINOCO_INTEN (HERMES_EV_RX | HERMES_EV_ALLOC \ +#define ORINOCO_INTEN (HERMES_EV_RX | HERMES_EV_ALLOC \ | HERMES_EV_TX | HERMES_EV_TXEXC \ | HERMES_EV_WTERR | HERMES_EV_INFO \ | HERMES_EV_INFDROP) -static const struct ethtool_ops orinoco_ethtool_ops; - /********************************************************************/ /* Data types */ /********************************************************************/ @@ -173,7 +172,7 @@ struct hermes_txexc_data { __le16 frame_ctl; __le16 duration_id; u8 addr1[ETH_ALEN]; -} __attribute__ ((packed)); +} __packed; /* Rx frame header except compatibility 802.3 header */ struct hermes_rx_descriptor { @@ -197,7 +196,7 @@ struct hermes_rx_descriptor { /* Data length */ __le16 data_len; -} __attribute__ ((packed)); +} __packed; struct orinoco_rx_data { struct hermes_rx_descriptor *desc; @@ -205,11 +204,21 @@ struct orinoco_rx_data { struct list_head list; }; +struct orinoco_scan_data { + void *buf; + size_t len; + int type; + struct list_head list; +}; + /********************************************************************/ /* Function prototypes */ /********************************************************************/ -static void __orinoco_set_multicast_list(struct net_device *dev); +static int __orinoco_set_multicast_list(struct net_device *dev); +static int __orinoco_up(struct orinoco_private *priv); +static int __orinoco_down(struct orinoco_private *priv); +static int __orinoco_commit(struct orinoco_private *priv); /********************************************************************/ /* Internal helper functions */ @@ -218,11 +227,11 @@ static void __orinoco_set_multicast_list(struct net_device *dev); void set_port_type(struct orinoco_private *priv) { switch (priv->iw_mode) { - case IW_MODE_INFRA: + case NL80211_IFTYPE_STATION: priv->port_type = 1; priv->createibss = 0; break; - case IW_MODE_ADHOC: + case NL80211_IFTYPE_ADHOC: if (priv->prefer_port3) { priv->port_type = 3; priv->createibss = 0; @@ -231,7 +240,7 @@ void set_port_type(struct orinoco_private *priv) priv->createibss = 1; } break; - case IW_MODE_MONITOR: + case NL80211_IFTYPE_MONITOR: priv->port_type = 3; priv->createibss = 0; break; @@ -245,16 +254,16 @@ void set_port_type(struct orinoco_private *priv) /* Device methods */ /********************************************************************/ -static int orinoco_open(struct net_device *dev) +int orinoco_open(struct net_device *dev) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); unsigned long flags; int err; if (orinoco_lock(priv, &flags) != 0) return -EBUSY; - err = __orinoco_up(dev); + err = __orinoco_up(priv); if (!err) priv->open = 1; @@ -263,36 +272,39 @@ static int orinoco_open(struct net_device *dev) return err; } +EXPORT_SYMBOL(orinoco_open); -static int orinoco_stop(struct net_device *dev) +int orinoco_stop(struct net_device *dev) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); int err = 0; /* We mustn't use orinoco_lock() here, because we need to be able to close the interface even if hw_unavailable is set (e.g. as we're released after a PC Card removal) */ - spin_lock_irq(&priv->lock); + orinoco_lock_irq(priv); priv->open = 0; - err = __orinoco_down(dev); + err = __orinoco_down(priv); - spin_unlock_irq(&priv->lock); + orinoco_unlock_irq(priv); return err; } +EXPORT_SYMBOL(orinoco_stop); -static struct net_device_stats *orinoco_get_stats(struct net_device *dev) +struct net_device_stats *orinoco_get_stats(struct net_device *dev) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); return &priv->stats; } +EXPORT_SYMBOL(orinoco_get_stats); -static void orinoco_set_multicast_list(struct net_device *dev) +void orinoco_set_multicast_list(struct net_device *dev) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); unsigned long flags; if (orinoco_lock(priv, &flags) != 0) { @@ -304,10 +316,11 @@ static void orinoco_set_multicast_list(struct net_device *dev) __orinoco_set_multicast_list(dev); orinoco_unlock(priv, &flags); } +EXPORT_SYMBOL(orinoco_set_multicast_list); -static int orinoco_change_mtu(struct net_device *dev, int new_mtu) +int orinoco_change_mtu(struct net_device *dev, int new_mtu) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); if ((new_mtu < ORINOCO_MIN_MTU) || (new_mtu > ORINOCO_MAX_MTU)) return -EINVAL; @@ -321,21 +334,115 @@ static int orinoco_change_mtu(struct net_device *dev, int new_mtu) return 0; } +EXPORT_SYMBOL(orinoco_change_mtu); /********************************************************************/ /* Tx path */ /********************************************************************/ -static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) +/* Add encapsulation and MIC to the existing SKB. + * The main xmit routine will then send the whole lot to the card. + * Need 8 bytes headroom + * Need 8 bytes tailroom + * + * With encapsulated ethernet II frame + * -------- + * 803.3 header (14 bytes) + * dst[6] + * -------- src[6] + * 803.3 header (14 bytes) len[2] + * dst[6] 803.2 header (8 bytes) + * src[6] encaps[6] + * len[2] <- leave alone -> len[2] + * -------- -------- <-- 0 + * Payload Payload + * ... ... + * + * -------- -------- + * MIC (8 bytes) + * -------- + * + * returns 0 on success, -ENOMEM on error. + */ +int orinoco_process_xmit_skb(struct sk_buff *skb, + struct net_device *dev, + struct orinoco_private *priv, + int *tx_control, + u8 *mic_buf) +{ + struct orinoco_tkip_key *key; + struct ethhdr *eh; + int do_mic; + + key = (struct orinoco_tkip_key *) priv->keys[priv->tx_key].key; + + do_mic = ((priv->encode_alg == ORINOCO_ALG_TKIP) && + (key != NULL)); + + if (do_mic) + *tx_control |= (priv->tx_key << HERMES_MIC_KEY_ID_SHIFT) | + HERMES_TXCTRL_MIC; + + eh = (struct ethhdr *)skb->data; + + /* Encapsulate Ethernet-II frames */ + if (ntohs(eh->h_proto) > ETH_DATA_LEN) { /* Ethernet-II frame */ + struct header_struct { + struct ethhdr eth; /* 802.3 header */ + u8 encap[6]; /* 802.2 header */ + } __packed hdr; + int len = skb->len + sizeof(encaps_hdr) - (2 * ETH_ALEN); + + if (skb_headroom(skb) < ENCAPS_OVERHEAD) { + if (net_ratelimit()) + printk(KERN_ERR + "%s: Not enough headroom for 802.2 headers %d\n", + dev->name, skb_headroom(skb)); + return -ENOMEM; + } + + /* Fill in new header */ + memcpy(&hdr.eth, eh, 2 * ETH_ALEN); + hdr.eth.h_proto = htons(len); + memcpy(hdr.encap, encaps_hdr, sizeof(encaps_hdr)); + + /* Make room for the new header, and copy it in */ + eh = (struct ethhdr *) skb_push(skb, ENCAPS_OVERHEAD); + memcpy(eh, &hdr, sizeof(hdr)); + } + + /* Calculate Michael MIC */ + if (do_mic) { + size_t len = skb->len - ETH_HLEN; + u8 *mic = &mic_buf[0]; + + /* Have to write to an even address, so copy the spare + * byte across */ + if (skb->len % 2) { + *mic = skb->data[skb->len - 1]; + mic++; + } + + orinoco_mic(priv->tx_tfm_mic, key->tx_mic, + eh->h_dest, eh->h_source, 0 /* priority */, + skb->data + ETH_HLEN, + len, mic); + } + + return 0; +} +EXPORT_SYMBOL(orinoco_process_xmit_skb); + +static netdev_tx_t orinoco_xmit(struct sk_buff *skb, struct net_device *dev) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); struct net_device_stats *stats = &priv->stats; - hermes_t *hw = &priv->hw; + struct hermes *hw = &priv->hw; int err = 0; u16 txfid = priv->txfid; - struct ethhdr *eh; int tx_control; unsigned long flags; + u8 mic_buf[MICHAEL_MIC_LEN + 1]; if (!netif_running(dev)) { printk(KERN_ERR "%s: Tx on stopped device!\n", @@ -355,7 +462,8 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_BUSY; } - if (!netif_carrier_ok(dev) || (priv->iw_mode == IW_MODE_MONITOR)) { + if (!netif_carrier_ok(dev) || + (priv->iw_mode == NL80211_IFTYPE_MONITOR)) { /* Oops, the firmware hasn't established a connection, silently drop the packet (this seems to be the safest approach). */ @@ -368,9 +476,10 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) tx_control = HERMES_TXCTRL_TX_OK | HERMES_TXCTRL_TX_EX; - if (priv->encode_alg == IW_ENCODE_ALG_TKIP) - tx_control |= (priv->tx_key << HERMES_MIC_KEY_ID_SHIFT) | - HERMES_TXCTRL_MIC; + err = orinoco_process_xmit_skb(skb, dev, priv, &tx_control, + &mic_buf[0]); + if (err) + goto drop; if (priv->has_alt_txcntl) { /* WPA enabled firmwares have tx_cntl at the end of @@ -383,8 +492,8 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) memset(&desc, 0, sizeof(desc)); *txcntl = cpu_to_le16(tx_control); - err = hermes_bap_pwrite(hw, USER_BAP, &desc, sizeof(desc), - txfid, 0); + err = hw->ops->bap_pwrite(hw, USER_BAP, &desc, sizeof(desc), + txfid, 0); if (err) { if (net_ratelimit()) printk(KERN_ERR "%s: Error %d writing Tx " @@ -397,8 +506,8 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) memset(&desc, 0, sizeof(desc)); desc.tx_control = cpu_to_le16(tx_control); - err = hermes_bap_pwrite(hw, USER_BAP, &desc, sizeof(desc), - txfid, 0); + err = hw->ops->bap_pwrite(hw, USER_BAP, &desc, sizeof(desc), + txfid, 0); if (err) { if (net_ratelimit()) printk(KERN_ERR "%s: Error %d writing Tx " @@ -413,69 +522,24 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) HERMES_802_3_OFFSET - HERMES_802_11_OFFSET); } - eh = (struct ethhdr *)skb->data; - - /* Encapsulate Ethernet-II frames */ - if (ntohs(eh->h_proto) > ETH_DATA_LEN) { /* Ethernet-II frame */ - struct header_struct { - struct ethhdr eth; /* 802.3 header */ - u8 encap[6]; /* 802.2 header */ - } __attribute__ ((packed)) hdr; - - /* Strip destination and source from the data */ - skb_pull(skb, 2 * ETH_ALEN); - - /* And move them to a separate header */ - memcpy(&hdr.eth, eh, 2 * ETH_ALEN); - hdr.eth.h_proto = htons(sizeof(encaps_hdr) + skb->len); - memcpy(hdr.encap, encaps_hdr, sizeof(encaps_hdr)); - - /* Insert the SNAP header */ - if (skb_headroom(skb) < sizeof(hdr)) { - printk(KERN_ERR - "%s: Not enough headroom for 802.2 headers %d\n", - dev->name, skb_headroom(skb)); - goto drop; - } - eh = (struct ethhdr *) skb_push(skb, sizeof(hdr)); - memcpy(eh, &hdr, sizeof(hdr)); - } - - err = hermes_bap_pwrite(hw, USER_BAP, skb->data, skb->len, - txfid, HERMES_802_3_OFFSET); + err = hw->ops->bap_pwrite(hw, USER_BAP, skb->data, skb->len, + txfid, HERMES_802_3_OFFSET); if (err) { printk(KERN_ERR "%s: Error %d writing packet to BAP\n", dev->name, err); goto busy; } - /* Calculate Michael MIC */ - if (priv->encode_alg == IW_ENCODE_ALG_TKIP) { - u8 mic_buf[MICHAEL_MIC_LEN + 1]; - u8 *mic; - size_t offset; - size_t len; + if (tx_control & HERMES_TXCTRL_MIC) { + size_t offset = HERMES_802_3_OFFSET + skb->len; + size_t len = MICHAEL_MIC_LEN; - if (skb->len % 2) { - /* MIC start is on an odd boundary */ - mic_buf[0] = skb->data[skb->len - 1]; - mic = &mic_buf[1]; - offset = skb->len - 1; - len = MICHAEL_MIC_LEN + 1; - } else { - mic = &mic_buf[0]; - offset = skb->len; - len = MICHAEL_MIC_LEN; + if (offset % 2) { + offset--; + len++; } - - orinoco_mic(priv->tx_tfm_mic, - priv->tkip_key[priv->tx_key].tx_mic, - eh->h_dest, eh->h_source, 0 /* priority */, - skb->data + ETH_HLEN, skb->len - ETH_HLEN, mic); - - /* Write the MIC */ - err = hermes_bap_pwrite(hw, USER_BAP, &mic_buf[0], len, - txfid, HERMES_802_3_OFFSET + offset); + err = hw->ops->bap_pwrite(hw, USER_BAP, &mic_buf[0], len, + txfid, offset); if (err) { printk(KERN_ERR "%s: Error %d writing MIC to BAP\n", dev->name, err); @@ -486,7 +550,7 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) /* Finally, we actually initiate the send */ netif_stop_queue(dev); - err = hermes_docmd_wait(hw, HERMES_CMD_TX | HERMES_CMD_RECL, + err = hw->ops->cmd_wait(hw, HERMES_CMD_TX | HERMES_CMD_RECL, txfid, NULL); if (err) { netif_start_queue(dev); @@ -496,7 +560,6 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) goto busy; } - dev->trans_start = jiffies; stats->tx_bytes += HERMES_802_3_OFFSET + skb->len; goto ok; @@ -516,9 +579,9 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_BUSY; } -static void __orinoco_ev_alloc(struct net_device *dev, hermes_t *hw) +static void __orinoco_ev_alloc(struct net_device *dev, struct hermes *hw) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); u16 fid = hermes_read_regn(hw, ALLOCFID); if (fid != priv->txfid) { @@ -531,9 +594,9 @@ static void __orinoco_ev_alloc(struct net_device *dev, hermes_t *hw) hermes_write_regn(hw, ALLOCFID, DUMMY_FID); } -static void __orinoco_ev_tx(struct net_device *dev, hermes_t *hw) +static void __orinoco_ev_tx(struct net_device *dev, struct hermes *hw) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); struct net_device_stats *stats = &priv->stats; stats->tx_packets++; @@ -543,9 +606,9 @@ static void __orinoco_ev_tx(struct net_device *dev, hermes_t *hw) hermes_write_regn(hw, TXCOMPLFID, DUMMY_FID); } -static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) +static void __orinoco_ev_txexc(struct net_device *dev, struct hermes *hw) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); struct net_device_stats *stats = &priv->stats; u16 fid = hermes_read_regn(hw, TXCOMPLFID); u16 status; @@ -556,9 +619,9 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) return; /* Nothing's really happened */ /* Read part of the frame header - we need status and addr1 */ - err = hermes_bap_pread(hw, IRQ_BAP, &hdr, - sizeof(struct hermes_txexc_data), - fid, 0); + err = hw->ops->bap_pread(hw, IRQ_BAP, &hdr, + sizeof(struct hermes_txexc_data), + fid, 0); hermes_write_regn(hw, TXCOMPLFID, DUMMY_FID); stats->tx_errors++; @@ -599,9 +662,9 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) netif_wake_queue(dev); } -static void orinoco_tx_timeout(struct net_device *dev) +void orinoco_tx_timeout(struct net_device *dev) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); struct net_device_stats *stats = &priv->stats; struct hermes *hw = &priv->hw; @@ -614,6 +677,7 @@ static void orinoco_tx_timeout(struct net_device *dev) schedule_work(&priv->reset_work); } +EXPORT_SYMBOL(orinoco_tx_timeout); /********************************************************************/ /* Rx path (data frames) */ @@ -650,7 +714,7 @@ static void orinoco_stat_gather(struct net_device *dev, struct sk_buff *skb, struct hermes_rx_descriptor *desc) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); /* Using spy support with lots of Rx packets, like in an * infrastructure (AP), will really slow down everything, because @@ -687,9 +751,9 @@ static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid, int err; int len; struct sk_buff *skb; - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); struct net_device_stats *stats = &priv->stats; - hermes_t *hw = &priv->hw; + struct hermes *hw = &priv->hw; len = le16_to_cpu(desc->data_len); @@ -748,9 +812,9 @@ static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid, /* If any, copy the data from the card to the skb */ if (datalen > 0) { - err = hermes_bap_pread(hw, IRQ_BAP, skb_put(skb, datalen), - ALIGN(datalen, 2), rxfid, - HERMES_802_2_OFFSET); + err = hw->ops->bap_pread(hw, IRQ_BAP, skb_put(skb, datalen), + ALIGN(datalen, 2), rxfid, + HERMES_802_2_OFFSET); if (err) { printk(KERN_ERR "%s: error %d reading monitor frame\n", dev->name, err); @@ -776,9 +840,9 @@ static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid, stats->rx_dropped++; } -static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) +void __orinoco_ev_rx(struct net_device *dev, struct hermes *hw) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); struct net_device_stats *stats = &priv->stats; struct iw_statistics *wstats = &priv->wstats; struct sk_buff *skb = NULL; @@ -789,17 +853,13 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) int err; desc = kmalloc(sizeof(*desc), GFP_ATOMIC); - if (!desc) { - printk(KERN_WARNING - "%s: Can't allocate space for RX descriptor\n", - dev->name); + if (!desc) goto update_stats; - } rxfid = hermes_read_regn(hw, RXFID); - err = hermes_bap_pread(hw, IRQ_BAP, desc, sizeof(*desc), - rxfid, 0); + err = hw->ops->bap_pread(hw, IRQ_BAP, desc, sizeof(*desc), + rxfid, 0); if (err) { printk(KERN_ERR "%s: error %d reading Rx descriptor. " "Frame dropped.\n", dev->name, err); @@ -816,7 +876,7 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) } /* Handle frames in monitor mode */ - if (priv->iw_mode == IW_MODE_MONITOR) { + if (priv->iw_mode == NL80211_IFTYPE_MONITOR) { orinoco_rx_monitor(dev, rxfid, desc); goto out; } @@ -854,7 +914,7 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) 32bit boundary, plus 1 byte so we can read in odd length packets from the card, which has an IO granularity of 16 bits */ - skb = dev_alloc_skb(length+ETH_HLEN+2+1); + skb = dev_alloc_skb(length + ETH_HLEN + 2 + 1); if (!skb) { printk(KERN_WARNING "%s: Can't allocate skb for Rx\n", dev->name); @@ -866,9 +926,9 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) nothing is removed. 2 is for aligning the IP header. */ skb_reserve(skb, ETH_HLEN + 2); - err = hermes_bap_pread(hw, IRQ_BAP, skb_put(skb, length), - ALIGN(length, 2), rxfid, - HERMES_802_2_OFFSET); + err = hw->ops->bap_pread(hw, IRQ_BAP, skb_put(skb, length), + ALIGN(length, 2), rxfid, + HERMES_802_2_OFFSET); if (err) { printk(KERN_ERR "%s: error %d reading frame. " "Frame dropped.\n", dev->name, err); @@ -877,11 +937,9 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) /* Add desc and skb to rx queue */ rx_data = kzalloc(sizeof(*rx_data), GFP_ATOMIC); - if (!rx_data) { - printk(KERN_WARNING "%s: Can't allocate RX packet\n", - dev->name); + if (!rx_data) goto drop; - } + rx_data->desc = desc; rx_data->skb = skb; list_add_tail(&rx_data->list, &priv->rx_list); @@ -897,12 +955,13 @@ update_stats: out: kfree(desc); } +EXPORT_SYMBOL(__orinoco_ev_rx); static void orinoco_rx(struct net_device *dev, struct hermes_rx_descriptor *desc, struct sk_buff *skb) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); struct net_device_stats *stats = &priv->stats; u16 status, fc; int length; @@ -914,6 +973,7 @@ static void orinoco_rx(struct net_device *dev, /* Calculate and check MIC */ if (status & HERMES_RXSTAT_MIC) { + struct orinoco_tkip_key *key; int key_id = ((status & HERMES_RXSTAT_MIC_KEY_ID) >> HERMES_MIC_KEY_ID_SHIFT); u8 mic[MICHAEL_MIC_LEN]; @@ -927,14 +987,18 @@ static void orinoco_rx(struct net_device *dev, skb_trim(skb, skb->len - MICHAEL_MIC_LEN); length -= MICHAEL_MIC_LEN; - orinoco_mic(priv->rx_tfm_mic, - priv->tkip_key[key_id].rx_mic, - desc->addr1, - src, + key = (struct orinoco_tkip_key *) priv->keys[key_id].key; + + if (!key) { + printk(KERN_WARNING "%s: Received encrypted frame from " + "%pM using key %i, but key is not installed\n", + dev->name, src, key_id); + goto drop; + } + + orinoco_mic(priv->rx_tfm_mic, key->rx_mic, desc->addr1, src, 0, /* priority or QoS? */ - skb->data, - skb->len, - &mic[0]); + skb->data, skb->len, &mic[0]); if (memcmp(mic, rxmic, MICHAEL_MIC_LEN)) { @@ -1016,8 +1080,8 @@ static void orinoco_rx(struct net_device *dev, static void orinoco_rx_isr_tasklet(unsigned long data) { - struct net_device *dev = (struct net_device *) data; - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = (struct orinoco_private *) data; + struct net_device *dev = priv->ndev; struct orinoco_rx_data *rx_data, *temp; struct hermes_rx_descriptor *desc; struct sk_buff *skb; @@ -1100,7 +1164,7 @@ static void orinoco_join_ap(struct work_struct *work) struct join_req { u8 bssid[ETH_ALEN]; __le16 channel; - } __attribute__ ((packed)) req; + } __packed req; const int atom_len = offsetof(struct prism2_scan_apinfo, atim); struct prism2_scan_apinfo *atom = NULL; int offset = 4; @@ -1124,9 +1188,9 @@ static void orinoco_join_ap(struct work_struct *work) goto out; /* Read scan results from the firmware */ - err = hermes_read_ltv(hw, USER_BAP, - HERMES_RID_SCANRESULTSTABLE, - MAX_SCAN_LEN, &len, buf); + err = hw->ops->read_ltv(hw, USER_BAP, + HERMES_RID_SCANRESULTSTABLE, + MAX_SCAN_LEN, &len, buf); if (err) { printk(KERN_ERR "%s: Cannot read scan results\n", dev->name); @@ -1173,8 +1237,8 @@ static void orinoco_send_bssid_wevent(struct orinoco_private *priv) union iwreq_data wrqu; int err; - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID, - ETH_ALEN, NULL, wrqu.ap_addr.sa_data); + err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID, + ETH_ALEN, NULL, wrqu.ap_addr.sa_data); if (err != 0) return; @@ -1196,8 +1260,8 @@ static void orinoco_send_assocreqie_wevent(struct orinoco_private *priv) if (!priv->has_wpa) return; - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_ASSOC_REQ_INFO, - sizeof(buf), NULL, &buf); + err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_ASSOC_REQ_INFO, + sizeof(buf), NULL, &buf); if (err != 0) return; @@ -1226,8 +1290,9 @@ static void orinoco_send_assocrespie_wevent(struct orinoco_private *priv) if (!priv->has_wpa) return; - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_ASSOC_RESP_INFO, - sizeof(buf), NULL, &buf); + err = hw->ops->read_ltv(hw, USER_BAP, + HERMES_RID_CURRENT_ASSOC_RESP_INFO, + sizeof(buf), NULL, &buf); if (err != 0) return; @@ -1260,14 +1325,91 @@ static void orinoco_send_wevents(struct work_struct *work) orinoco_unlock(priv, &flags); } -static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) +static void qbuf_scan(struct orinoco_private *priv, void *buf, + int len, int type) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_scan_data *sd; + unsigned long flags; + + sd = kmalloc(sizeof(*sd), GFP_ATOMIC); + if (!sd) + return; + + sd->buf = buf; + sd->len = len; + sd->type = type; + + spin_lock_irqsave(&priv->scan_lock, flags); + list_add_tail(&sd->list, &priv->scan_list); + spin_unlock_irqrestore(&priv->scan_lock, flags); + + schedule_work(&priv->process_scan); +} + +static void qabort_scan(struct orinoco_private *priv) +{ + struct orinoco_scan_data *sd; + unsigned long flags; + + sd = kmalloc(sizeof(*sd), GFP_ATOMIC); + if (!sd) + return; + + sd->len = -1; /* Abort */ + + spin_lock_irqsave(&priv->scan_lock, flags); + list_add_tail(&sd->list, &priv->scan_list); + spin_unlock_irqrestore(&priv->scan_lock, flags); + + schedule_work(&priv->process_scan); +} + +static void orinoco_process_scan_results(struct work_struct *work) +{ + struct orinoco_private *priv = + container_of(work, struct orinoco_private, process_scan); + struct orinoco_scan_data *sd, *temp; + unsigned long flags; + void *buf; + int len; + int type; + + spin_lock_irqsave(&priv->scan_lock, flags); + list_for_each_entry_safe(sd, temp, &priv->scan_list, list) { + + buf = sd->buf; + len = sd->len; + type = sd->type; + + list_del(&sd->list); + spin_unlock_irqrestore(&priv->scan_lock, flags); + kfree(sd); + + if (len > 0) { + if (type == HERMES_INQ_CHANNELINFO) + orinoco_add_extscan_result(priv, buf, len); + else + orinoco_add_hostscan_results(priv, buf, len); + + kfree(buf); + } else { + /* Either abort or complete the scan */ + orinoco_scan_done(priv, (len < 0)); + } + + spin_lock_irqsave(&priv->scan_lock, flags); + } + spin_unlock_irqrestore(&priv->scan_lock, flags); +} + +void __orinoco_ev_info(struct net_device *dev, struct hermes *hw) +{ + struct orinoco_private *priv = ndev_priv(dev); u16 infofid; struct { __le16 len; __le16 type; - } __attribute__ ((packed)) info; + } __packed info; int len, type; int err; @@ -1278,8 +1420,8 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) infofid = hermes_read_regn(hw, INFOFID); /* Read the info frame header - don't try too hard */ - err = hermes_bap_pread(hw, IRQ_BAP, &info, sizeof(info), - infofid, 0); + err = hw->ops->bap_pread(hw, IRQ_BAP, &info, sizeof(info), + infofid, 0); if (err) { printk(KERN_ERR "%s: error %d reading info frame. " "Frame dropped.\n", dev->name, err); @@ -1300,8 +1442,8 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) len = sizeof(tallies); } - err = hermes_bap_pread(hw, IRQ_BAP, &tallies, len, - infofid, sizeof(info)); + err = hw->ops->bap_pread(hw, IRQ_BAP, &tallies, len, + infofid, sizeof(info)); if (err) break; @@ -1327,7 +1469,7 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) u16 newstatus; int connected; - if (priv->iw_mode == IW_MODE_MONITOR) + if (priv->iw_mode == NL80211_IFTYPE_MONITOR) break; if (len != sizeof(linkstatus)) { @@ -1336,8 +1478,8 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) break; } - err = hermes_bap_pread(hw, IRQ_BAP, &linkstatus, len, - infofid, sizeof(info)); + err = hw->ops->bap_pread(hw, IRQ_BAP, &linkstatus, len, + infofid, sizeof(info)); if (err) break; newstatus = le16_to_cpu(linkstatus.linkstatus); @@ -1346,7 +1488,7 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) * the hostscan frame can be requested. */ if (newstatus == HERMES_LINKSTATUS_AP_OUT_OF_RANGE && priv->firmware_type == FIRMWARE_TYPE_SYMBOL && - priv->has_hostscan && priv->scan_inprogress) { + priv->has_hostscan && priv->scan_request) { hermes_inquire(hw, HERMES_INQ_HOSTSCAN_SYMBOL); break; } @@ -1372,7 +1514,7 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) } break; case HERMES_INQ_SCAN: - if (!priv->scan_inprogress && priv->bssid_fixed && + if (!priv->scan_request && priv->bssid_fixed && priv->firmware_type == FIRMWARE_TYPE_INTERSIL) { schedule_work(&priv->join_work); break; @@ -1382,30 +1524,30 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) case HERMES_INQ_HOSTSCAN_SYMBOL: { /* Result of a scanning. Contains information about * cells in the vicinity - Jean II */ - union iwreq_data wrqu; unsigned char *buf; - /* Scan is no longer in progress */ - priv->scan_inprogress = 0; - /* Sanity check */ if (len > 4096) { printk(KERN_WARNING "%s: Scan results too large (%d bytes)\n", dev->name, len); + qabort_scan(priv); break; } /* Allocate buffer for results */ buf = kmalloc(len, GFP_ATOMIC); - if (buf == NULL) + if (buf == NULL) { /* No memory, so can't printk()... */ + qabort_scan(priv); break; + } /* Read scan data */ - err = hermes_bap_pread(hw, IRQ_BAP, (void *) buf, len, - infofid, sizeof(info)); + err = hw->ops->bap_pread(hw, IRQ_BAP, (void *) buf, len, + infofid, sizeof(info)); if (err) { kfree(buf); + qabort_scan(priv); break; } @@ -1419,24 +1561,14 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) } #endif /* ORINOCO_DEBUG */ - if (orinoco_process_scan_results(priv, buf, len) == 0) { - /* Send an empty event to user space. - * We don't send the received data on the event because - * it would require us to do complex transcoding, and - * we want to minimise the work done in the irq handler - * Use a request to extract the data - Jean II */ - wrqu.data.length = 0; - wrqu.data.flags = 0; - wireless_send_event(dev, SIOCGIWSCAN, &wrqu, NULL); - } - kfree(buf); + qbuf_scan(priv, buf, len, type); } break; case HERMES_INQ_CHANNELINFO: { struct agere_ext_scan_info *bss; - if (!priv->scan_inprogress) { + if (!priv->scan_request) { printk(KERN_DEBUG "%s: Got chaninfo without scan, " "len=%d\n", dev->name, len); break; @@ -1444,25 +1576,12 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) /* An empty result indicates that the scan is complete */ if (len == 0) { - union iwreq_data wrqu; - - /* Scan is no longer in progress */ - priv->scan_inprogress = 0; - - wrqu.data.length = 0; - wrqu.data.flags = 0; - wireless_send_event(dev, SIOCGIWSCAN, &wrqu, NULL); + qbuf_scan(priv, NULL, len, type); break; } /* Sanity check */ - else if (len > sizeof(*bss)) { - printk(KERN_WARNING - "%s: Ext scan results too large (%d bytes). " - "Truncating results to %zd bytes.\n", - dev->name, len, sizeof(*bss)); - len = sizeof(*bss); - } else if (len < (offsetof(struct agere_ext_scan_info, + else if (len < (offsetof(struct agere_ext_scan_info, data) + 2)) { /* Drop this result now so we don't have to * keep checking later */ @@ -1472,21 +1591,18 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) break; } - bss = kmalloc(sizeof(*bss), GFP_ATOMIC); + bss = kmalloc(len, GFP_ATOMIC); if (bss == NULL) break; /* Read scan data */ - err = hermes_bap_pread(hw, IRQ_BAP, (void *) bss, len, - infofid, sizeof(info)); - if (err) { + err = hw->ops->bap_pread(hw, IRQ_BAP, (void *) bss, len, + infofid, sizeof(info)); + if (err) kfree(bss); - break; - } - - orinoco_add_ext_scan_result(priv, bss); + else + qbuf_scan(priv, bss, len, type); - kfree(bss); break; } case HERMES_INQ_SEC_STAT_AGERE: @@ -1502,8 +1618,9 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) break; } } +EXPORT_SYMBOL(__orinoco_ev_info); -static void __orinoco_ev_infdrop(struct net_device *dev, hermes_t *hw) +static void __orinoco_ev_infdrop(struct net_device *dev, struct hermes *hw) { if (net_ratelimit()) printk(KERN_DEBUG "%s: Information frame lost.\n", dev->name); @@ -1513,15 +1630,15 @@ static void __orinoco_ev_infdrop(struct net_device *dev, hermes_t *hw) /* Internal hardware control routines */ /********************************************************************/ -int __orinoco_up(struct net_device *dev) +static int __orinoco_up(struct orinoco_private *priv) { - struct orinoco_private *priv = netdev_priv(dev); + struct net_device *dev = priv->ndev; struct hermes *hw = &priv->hw; int err; netif_carrier_off(dev); /* just to make sure */ - err = __orinoco_program_rids(dev); + err = __orinoco_commit(priv); if (err) { printk(KERN_ERR "%s: Error %d configuring card\n", dev->name, err); @@ -1541,11 +1658,10 @@ int __orinoco_up(struct net_device *dev) return 0; } -EXPORT_SYMBOL(__orinoco_up); -int __orinoco_down(struct net_device *dev) +static int __orinoco_down(struct orinoco_private *priv) { - struct orinoco_private *priv = netdev_priv(dev); + struct net_device *dev = priv->ndev; struct hermes *hw = &priv->hw; int err; @@ -1567,303 +1683,53 @@ int __orinoco_down(struct net_device *dev) hermes_write_regn(hw, EVACK, 0xffff); } + orinoco_scan_done(priv, true); + /* firmware will have to reassociate */ netif_carrier_off(dev); priv->last_linkstatus = 0xffff; return 0; } -EXPORT_SYMBOL(__orinoco_down); -static int orinoco_allocate_fid(struct net_device *dev) +static int orinoco_reinit_firmware(struct orinoco_private *priv) { - struct orinoco_private *priv = netdev_priv(dev); struct hermes *hw = &priv->hw; int err; - err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); - if (err == -EIO && priv->nicbuf_size > TX_NICBUF_SIZE_BUG) { - /* Try workaround for old Symbol firmware bug */ - priv->nicbuf_size = TX_NICBUF_SIZE_BUG; - err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); - - printk(KERN_WARNING "%s: firmware ALLOC bug detected " - "(old Symbol firmware?). Work around %s\n", - dev->name, err ? "failed!" : "ok."); - } - - return err; -} - -int orinoco_reinit_firmware(struct net_device *dev) -{ - struct orinoco_private *priv = netdev_priv(dev); - struct hermes *hw = &priv->hw; - int err; - - err = hermes_init(hw); + err = hw->ops->init(hw); if (priv->do_fw_download && !err) { err = orinoco_download(priv); if (err) priv->do_fw_download = 0; } if (!err) - err = orinoco_allocate_fid(dev); + err = orinoco_hw_allocate_fid(priv); return err; } -EXPORT_SYMBOL(orinoco_reinit_firmware); - -int __orinoco_program_rids(struct net_device *dev) -{ - struct orinoco_private *priv = netdev_priv(dev); - hermes_t *hw = &priv->hw; - int err; - struct hermes_idstring idbuf; - - /* Set the MAC address */ - err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR, - HERMES_BYTES_TO_RECLEN(ETH_ALEN), dev->dev_addr); - if (err) { - printk(KERN_ERR "%s: Error %d setting MAC address\n", - dev->name, err); - return err; - } - - /* Set up the link mode */ - err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFPORTTYPE, - priv->port_type); - if (err) { - printk(KERN_ERR "%s: Error %d setting port type\n", - dev->name, err); - return err; - } - /* Set the channel/frequency */ - if (priv->channel != 0 && priv->iw_mode != IW_MODE_INFRA) { - err = hermes_write_wordrec(hw, USER_BAP, - HERMES_RID_CNFOWNCHANNEL, - priv->channel); - if (err) { - printk(KERN_ERR "%s: Error %d setting channel %d\n", - dev->name, err, priv->channel); - return err; - } - } - - if (priv->has_ibss) { - u16 createibss; - - if ((strlen(priv->desired_essid) == 0) && (priv->createibss)) { - printk(KERN_WARNING "%s: This firmware requires an " - "ESSID in IBSS-Ad-Hoc mode.\n", dev->name); - /* With wvlan_cs, in this case, we would crash. - * hopefully, this driver will behave better... - * Jean II */ - createibss = 0; - } else { - createibss = priv->createibss; - } - - err = hermes_write_wordrec(hw, USER_BAP, - HERMES_RID_CNFCREATEIBSS, - createibss); - if (err) { - printk(KERN_ERR "%s: Error %d setting CREATEIBSS\n", - dev->name, err); - return err; - } - } - - /* Set the desired BSSID */ - err = __orinoco_hw_set_wap(priv); - if (err) { - printk(KERN_ERR "%s: Error %d setting AP address\n", - dev->name, err); - return err; - } - /* Set the desired ESSID */ - idbuf.len = cpu_to_le16(strlen(priv->desired_essid)); - memcpy(&idbuf.val, priv->desired_essid, sizeof(idbuf.val)); - /* WinXP wants partner to configure OWNSSID even in IBSS mode. (jimc) */ - err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNSSID, - HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid)+2), - &idbuf); - if (err) { - printk(KERN_ERR "%s: Error %d setting OWNSSID\n", - dev->name, err); - return err; - } - err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFDESIREDSSID, - HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid)+2), - &idbuf); - if (err) { - printk(KERN_ERR "%s: Error %d setting DESIREDSSID\n", - dev->name, err); - return err; - } - - /* Set the station name */ - idbuf.len = cpu_to_le16(strlen(priv->nick)); - memcpy(&idbuf.val, priv->nick, sizeof(idbuf.val)); - err = hermes_write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME, - HERMES_BYTES_TO_RECLEN(strlen(priv->nick)+2), - &idbuf); - if (err) { - printk(KERN_ERR "%s: Error %d setting nickname\n", - dev->name, err); - return err; - } - - /* Set AP density */ - if (priv->has_sensitivity) { - err = hermes_write_wordrec(hw, USER_BAP, - HERMES_RID_CNFSYSTEMSCALE, - priv->ap_density); - if (err) { - printk(KERN_WARNING "%s: Error %d setting SYSTEMSCALE. " - "Disabling sensitivity control\n", - dev->name, err); - - priv->has_sensitivity = 0; - } - } - - /* Set RTS threshold */ - err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFRTSTHRESHOLD, - priv->rts_thresh); - if (err) { - printk(KERN_ERR "%s: Error %d setting RTS threshold\n", - dev->name, err); - return err; - } - - /* Set fragmentation threshold or MWO robustness */ - if (priv->has_mwo) - err = hermes_write_wordrec(hw, USER_BAP, - HERMES_RID_CNFMWOROBUST_AGERE, - priv->mwo_robust); - else - err = hermes_write_wordrec(hw, USER_BAP, - HERMES_RID_CNFFRAGMENTATIONTHRESHOLD, - priv->frag_thresh); - if (err) { - printk(KERN_ERR "%s: Error %d setting fragmentation\n", - dev->name, err); - return err; - } - - /* Set bitrate */ - err = __orinoco_hw_set_bitrate(priv); - if (err) { - printk(KERN_ERR "%s: Error %d setting bitrate\n", - dev->name, err); - return err; - } - - /* Set power management */ - if (priv->has_pm) { - err = hermes_write_wordrec(hw, USER_BAP, - HERMES_RID_CNFPMENABLED, - priv->pm_on); - if (err) { - printk(KERN_ERR "%s: Error %d setting up PM\n", - dev->name, err); - return err; - } - - err = hermes_write_wordrec(hw, USER_BAP, - HERMES_RID_CNFMULTICASTRECEIVE, - priv->pm_mcast); - if (err) { - printk(KERN_ERR "%s: Error %d setting up PM\n", - dev->name, err); - return err; - } - err = hermes_write_wordrec(hw, USER_BAP, - HERMES_RID_CNFMAXSLEEPDURATION, - priv->pm_period); - if (err) { - printk(KERN_ERR "%s: Error %d setting up PM\n", - dev->name, err); - return err; - } - err = hermes_write_wordrec(hw, USER_BAP, - HERMES_RID_CNFPMHOLDOVERDURATION, - priv->pm_timeout); - if (err) { - printk(KERN_ERR "%s: Error %d setting up PM\n", - dev->name, err); - return err; - } - } - - /* Set preamble - only for Symbol so far... */ - if (priv->has_preamble) { - err = hermes_write_wordrec(hw, USER_BAP, - HERMES_RID_CNFPREAMBLE_SYMBOL, - priv->preamble); - if (err) { - printk(KERN_ERR "%s: Error %d setting preamble\n", - dev->name, err); - return err; - } - } - - /* Set up encryption */ - if (priv->has_wep || priv->has_wpa) { - err = __orinoco_hw_setup_enc(priv); - if (err) { - printk(KERN_ERR "%s: Error %d activating encryption\n", - dev->name, err); - return err; - } - } - - if (priv->iw_mode == IW_MODE_MONITOR) { - /* Enable monitor mode */ - dev->type = ARPHRD_IEEE80211; - err = hermes_docmd_wait(hw, HERMES_CMD_TEST | - HERMES_TEST_MONITOR, 0, NULL); - } else { - /* Disable monitor mode */ - dev->type = ARPHRD_ETHER; - err = hermes_docmd_wait(hw, HERMES_CMD_TEST | - HERMES_TEST_STOP, 0, NULL); - } - if (err) - return err; - - /* Set promiscuity / multicast*/ - priv->promiscuous = 0; - priv->mc_count = 0; - - /* FIXME: what about netif_tx_lock */ - __orinoco_set_multicast_list(dev); - - return 0; -} -/* FIXME: return int? */ -static void +static int __orinoco_set_multicast_list(struct net_device *dev) { - struct orinoco_private *priv = netdev_priv(dev); + struct orinoco_private *priv = ndev_priv(dev); int err = 0; int promisc, mc_count; /* The Hermes doesn't seem to have an allmulti mode, so we go * into promiscuous mode and let the upper levels deal. */ if ((dev->flags & IFF_PROMISC) || (dev->flags & IFF_ALLMULTI) || - (dev->mc_count > MAX_MULTICAST(priv))) { + (netdev_mc_count(dev) > MAX_MULTICAST(priv))) { promisc = 1; mc_count = 0; } else { promisc = 0; - mc_count = dev->mc_count; + mc_count = netdev_mc_count(dev); } - err = __orinoco_hw_set_multicast_list(priv, dev->mc_list, mc_count, - promisc); + err = __orinoco_hw_set_multicast_list(priv, dev, mc_count, promisc); + + return err; } /* This must be called from user context, without locks held - use @@ -1896,9 +1762,8 @@ void orinoco_reset(struct work_struct *work) orinoco_unlock(priv, &flags); - /* Scanning support: Cleanup of driver struct */ - orinoco_clear_scan_results(priv, 0); - priv->scan_inprogress = 0; + /* Scanning support: Notify scan cancellation */ + orinoco_scan_done(priv, true); if (priv->hard_reset) { err = (*priv->hard_reset)(priv); @@ -1909,7 +1774,7 @@ void orinoco_reset(struct work_struct *work) } } - err = orinoco_reinit_firmware(dev); + err = orinoco_reinit_firmware(priv); if (err) { printk(KERN_ERR "%s: orinoco_reset: Error %d re-initializing firmware\n", dev->name, err); @@ -1917,14 +1782,14 @@ void orinoco_reset(struct work_struct *work) } /* This has to be called from user context */ - spin_lock_irq(&priv->lock); + orinoco_lock_irq(priv); priv->hw_unavailable--; /* priv->open or priv->hw_unavailable might have changed while * we dropped the lock */ if (priv->open && (!priv->hw_unavailable)) { - err = __orinoco_up(dev); + err = __orinoco_up(priv); if (err) { printk(KERN_ERR "%s: orinoco_reset: Error %d reenabling card\n", dev->name, err); @@ -1932,7 +1797,7 @@ void orinoco_reset(struct work_struct *work) dev->trans_start = jiffies; } - spin_unlock_irq(&priv->lock); + orinoco_unlock_irq(priv); return; disable: @@ -1941,16 +1806,80 @@ void orinoco_reset(struct work_struct *work) printk(KERN_ERR "%s: Device has been disabled!\n", dev->name); } +static int __orinoco_commit(struct orinoco_private *priv) +{ + struct net_device *dev = priv->ndev; + int err = 0; + + /* If we've called commit, we are reconfiguring or bringing the + * interface up. Maintaining countermeasures across this would + * be confusing, so note that we've disabled them. The port will + * be enabled later in orinoco_commit or __orinoco_up. */ + priv->tkip_cm_active = 0; + + err = orinoco_hw_program_rids(priv); + + /* FIXME: what about netif_tx_lock */ + (void) __orinoco_set_multicast_list(dev); + + return err; +} + +/* Ensures configuration changes are applied. May result in a reset. + * The caller should hold priv->lock + */ +int orinoco_commit(struct orinoco_private *priv) +{ + struct net_device *dev = priv->ndev; + struct hermes *hw = &priv->hw; + int err; + + if (priv->broken_disableport) { + schedule_work(&priv->reset_work); + return 0; + } + + err = hermes_disable_port(hw, 0); + if (err) { + printk(KERN_WARNING "%s: Unable to disable port " + "while reconfiguring card\n", dev->name); + priv->broken_disableport = 1; + goto out; + } + + err = __orinoco_commit(priv); + if (err) { + printk(KERN_WARNING "%s: Unable to reconfigure card\n", + dev->name); + goto out; + } + + err = hermes_enable_port(hw, 0); + if (err) { + printk(KERN_WARNING "%s: Unable to enable port while reconfiguring card\n", + dev->name); + goto out; + } + + out: + if (err) { + printk(KERN_WARNING "%s: Resetting instead...\n", dev->name); + schedule_work(&priv->reset_work); + err = 0; + } + return err; +} + /********************************************************************/ /* Interrupt handler */ /********************************************************************/ -static void __orinoco_ev_tick(struct net_device *dev, hermes_t *hw) +static void __orinoco_ev_tick(struct net_device *dev, struct hermes *hw) { printk(KERN_DEBUG "%s: TICK\n", dev->name); } -static void __orinoco_ev_wterr(struct net_device *dev, hermes_t *hw) +static void __orinoco_ev_wterr(struct net_device *dev, struct hermes *hw) { /* This seems to happen a fair bit under load, but ignoring it seems to work fine...*/ @@ -1960,9 +1889,9 @@ static void __orinoco_ev_wterr(struct net_device *dev, hermes_t *hw) irqreturn_t orinoco_interrupt(int irq, void *dev_id) { - struct net_device *dev = dev_id; - struct orinoco_private *priv = netdev_priv(dev); - hermes_t *hw = &priv->hw; + struct orinoco_private *priv = dev_id; + struct net_device *dev = priv->ndev; + struct hermes *hw = &priv->hw; int count = MAX_IRQLOOPS_PER_IRQ; u16 evstat, events; /* These are used to detect a runaway interrupt situation. @@ -2029,7 +1958,7 @@ irqreturn_t orinoco_interrupt(int irq, void *dev_id) evstat = hermes_read_regn(hw, EVSTAT); events = evstat & hw->inten; - }; + } orinoco_unlock(priv, &flags); return IRQ_HANDLED; @@ -2088,252 +2017,38 @@ static void orinoco_unregister_pm_notifier(struct orinoco_private *priv) unregister_pm_notifier(&priv->pm_notifier); } #else /* !PM_SLEEP || HERMES_CACHE_FW_ON_INIT */ -#define orinoco_register_pm_notifier(priv) do { } while(0) -#define orinoco_unregister_pm_notifier(priv) do { } while(0) +#define orinoco_register_pm_notifier(priv) do { } while (0) +#define orinoco_unregister_pm_notifier(priv) do { } while (0) #endif /********************************************************************/ /* Initialization */ /********************************************************************/ -struct comp_id { - u16 id, variant, major, minor; -} __attribute__ ((packed)); - -static inline fwtype_t determine_firmware_type(struct comp_id *nic_id) -{ - if (nic_id->id < 0x8000) - return FIRMWARE_TYPE_AGERE; - else if (nic_id->id == 0x8000 && nic_id->major == 0) - return FIRMWARE_TYPE_SYMBOL; - else - return FIRMWARE_TYPE_INTERSIL; -} - -/* Set priv->firmware type, determine firmware properties */ -static int determine_firmware(struct net_device *dev) +int orinoco_init(struct orinoco_private *priv) { - struct orinoco_private *priv = netdev_priv(dev); - hermes_t *hw = &priv->hw; - int err; - struct comp_id nic_id, sta_id; - unsigned int firmver; - char tmp[SYMBOL_MAX_VER_LEN+1] __attribute__((aligned(2))); - - /* Get the hardware version */ - err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_NICID, &nic_id); - if (err) { - printk(KERN_ERR "%s: Cannot read hardware identity: error %d\n", - dev->name, err); - return err; - } - - le16_to_cpus(&nic_id.id); - le16_to_cpus(&nic_id.variant); - le16_to_cpus(&nic_id.major); - le16_to_cpus(&nic_id.minor); - printk(KERN_DEBUG "%s: Hardware identity %04x:%04x:%04x:%04x\n", - dev->name, nic_id.id, nic_id.variant, - nic_id.major, nic_id.minor); - - priv->firmware_type = determine_firmware_type(&nic_id); - - /* Get the firmware version */ - err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_STAID, &sta_id); - if (err) { - printk(KERN_ERR "%s: Cannot read station identity: error %d\n", - dev->name, err); - return err; - } - - le16_to_cpus(&sta_id.id); - le16_to_cpus(&sta_id.variant); - le16_to_cpus(&sta_id.major); - le16_to_cpus(&sta_id.minor); - printk(KERN_DEBUG "%s: Station identity %04x:%04x:%04x:%04x\n", - dev->name, sta_id.id, sta_id.variant, - sta_id.major, sta_id.minor); - - switch (sta_id.id) { - case 0x15: - printk(KERN_ERR "%s: Primary firmware is active\n", - dev->name); - return -ENODEV; - case 0x14b: - printk(KERN_ERR "%s: Tertiary firmware is active\n", - dev->name); - return -ENODEV; - case 0x1f: /* Intersil, Agere, Symbol Spectrum24 */ - case 0x21: /* Symbol Spectrum24 Trilogy */ - break; - default: - printk(KERN_NOTICE "%s: Unknown station ID, please report\n", - dev->name); - break; - } - - /* Default capabilities */ - priv->has_sensitivity = 1; - priv->has_mwo = 0; - priv->has_preamble = 0; - priv->has_port3 = 1; - priv->has_ibss = 1; - priv->has_wep = 0; - priv->has_big_wep = 0; - priv->has_alt_txcntl = 0; - priv->has_ext_scan = 0; - priv->has_wpa = 0; - priv->do_fw_download = 0; - - /* Determine capabilities from the firmware version */ - switch (priv->firmware_type) { - case FIRMWARE_TYPE_AGERE: - /* Lucent Wavelan IEEE, Lucent Orinoco, Cabletron RoamAbout, - ELSA, Melco, HP, IBM, Dell 1150, Compaq 110/210 */ - snprintf(priv->fw_name, sizeof(priv->fw_name) - 1, - "Lucent/Agere %d.%02d", sta_id.major, sta_id.minor); - - firmver = ((unsigned long)sta_id.major << 16) | sta_id.minor; - - priv->has_ibss = (firmver >= 0x60006); - priv->has_wep = (firmver >= 0x40020); - priv->has_big_wep = 1; /* FIXME: this is wrong - how do we tell - Gold cards from the others? */ - priv->has_mwo = (firmver >= 0x60000); - priv->has_pm = (firmver >= 0x40020); /* Don't work in 7.52 ? */ - priv->ibss_port = 1; - priv->has_hostscan = (firmver >= 0x8000a); - priv->do_fw_download = 1; - priv->broken_monitor = (firmver >= 0x80000); - priv->has_alt_txcntl = (firmver >= 0x90000); /* All 9.x ? */ - priv->has_ext_scan = (firmver >= 0x90000); /* All 9.x ? */ - priv->has_wpa = (firmver >= 0x9002a); - /* Tested with Agere firmware : - * 1.16 ; 4.08 ; 4.52 ; 6.04 ; 6.16 ; 7.28 => Jean II - * Tested CableTron firmware : 4.32 => Anton */ - break; - case FIRMWARE_TYPE_SYMBOL: - /* Symbol , 3Com AirConnect, Intel, Ericsson WLAN */ - /* Intel MAC : 00:02:B3:* */ - /* 3Com MAC : 00:50:DA:* */ - memset(tmp, 0, sizeof(tmp)); - /* Get the Symbol firmware version */ - err = hermes_read_ltv(hw, USER_BAP, - HERMES_RID_SECONDARYVERSION_SYMBOL, - SYMBOL_MAX_VER_LEN, NULL, &tmp); - if (err) { - printk(KERN_WARNING - "%s: Error %d reading Symbol firmware info. " - "Wildly guessing capabilities...\n", - dev->name, err); - firmver = 0; - tmp[0] = '\0'; - } else { - /* The firmware revision is a string, the format is - * something like : "V2.20-01". - * Quick and dirty parsing... - Jean II - */ - firmver = ((tmp[1] - '0') << 16) - | ((tmp[3] - '0') << 12) - | ((tmp[4] - '0') << 8) - | ((tmp[6] - '0') << 4) - | (tmp[7] - '0'); - - tmp[SYMBOL_MAX_VER_LEN] = '\0'; - } - - snprintf(priv->fw_name, sizeof(priv->fw_name) - 1, - "Symbol %s", tmp); - - priv->has_ibss = (firmver >= 0x20000); - priv->has_wep = (firmver >= 0x15012); - priv->has_big_wep = (firmver >= 0x20000); - priv->has_pm = (firmver >= 0x20000 && firmver < 0x22000) || - (firmver >= 0x29000 && firmver < 0x30000) || - firmver >= 0x31000; - priv->has_preamble = (firmver >= 0x20000); - priv->ibss_port = 4; - - /* Symbol firmware is found on various cards, but - * there has been no attempt to check firmware - * download on non-spectrum_cs based cards. - * - * Given that the Agere firmware download works - * differently, we should avoid doing a firmware - * download with the Symbol algorithm on non-spectrum - * cards. - * - * For now we can identify a spectrum_cs based card - * because it has a firmware reset function. - */ - priv->do_fw_download = (priv->stop_fw != NULL); - - priv->broken_disableport = (firmver == 0x25013) || - (firmver >= 0x30000 && firmver <= 0x31000); - priv->has_hostscan = (firmver >= 0x31001) || - (firmver >= 0x29057 && firmver < 0x30000); - /* Tested with Intel firmware : 0x20015 => Jean II */ - /* Tested with 3Com firmware : 0x15012 & 0x22001 => Jean II */ - break; - case FIRMWARE_TYPE_INTERSIL: - /* D-Link, Linksys, Adtron, ZoomAir, and many others... - * Samsung, Compaq 100/200 and Proxim are slightly - * different and less well tested */ - /* D-Link MAC : 00:40:05:* */ - /* Addtron MAC : 00:90:D1:* */ - snprintf(priv->fw_name, sizeof(priv->fw_name) - 1, - "Intersil %d.%d.%d", sta_id.major, sta_id.minor, - sta_id.variant); - - firmver = ((unsigned long)sta_id.major << 16) | - ((unsigned long)sta_id.minor << 8) | sta_id.variant; - - priv->has_ibss = (firmver >= 0x000700); /* FIXME */ - priv->has_big_wep = priv->has_wep = (firmver >= 0x000800); - priv->has_pm = (firmver >= 0x000700); - priv->has_hostscan = (firmver >= 0x010301); - - if (firmver >= 0x000800) - priv->ibss_port = 0; - else { - printk(KERN_NOTICE "%s: Intersil firmware earlier " - "than v0.8.x - several features not supported\n", - dev->name); - priv->ibss_port = 1; - } - break; - } - printk(KERN_DEBUG "%s: Firmware determined as %s\n", dev->name, - priv->fw_name); - - return 0; -} - -static int orinoco_init(struct net_device *dev) -{ - struct orinoco_private *priv = netdev_priv(dev); - hermes_t *hw = &priv->hw; + struct device *dev = priv->dev; + struct wiphy *wiphy = priv_to_wiphy(priv); + struct hermes *hw = &priv->hw; int err = 0; - struct hermes_idstring nickbuf; - u16 reclen; - int len; /* No need to lock, the hw_unavailable flag is already set in * alloc_orinocodev() */ priv->nicbuf_size = IEEE80211_MAX_FRAME_LEN + ETH_HLEN; /* Initialize the firmware */ - err = hermes_init(hw); + err = hw->ops->init(hw); if (err != 0) { - printk(KERN_ERR "%s: failed to initialize firmware (err = %d)\n", - dev->name, err); + dev_err(dev, "Failed to initialize firmware (err = %d)\n", + err); goto out; } - err = determine_firmware(dev); + err = determine_fw_capabilities(priv, wiphy->fw_version, + sizeof(wiphy->fw_version), + &wiphy->hw_version); if (err != 0) { - printk(KERN_ERR "%s: Incompatible firmware, aborting\n", - dev->name); + dev_err(dev, "Incompatible firmware, aborting\n"); goto out; } @@ -2347,154 +2062,50 @@ static int orinoco_init(struct net_device *dev) priv->do_fw_download = 0; /* Check firmware version again */ - err = determine_firmware(dev); + err = determine_fw_capabilities(priv, wiphy->fw_version, + sizeof(wiphy->fw_version), + &wiphy->hw_version); if (err != 0) { - printk(KERN_ERR "%s: Incompatible firmware, aborting\n", - dev->name); + dev_err(dev, "Incompatible firmware, aborting\n"); goto out; } } if (priv->has_port3) - printk(KERN_DEBUG "%s: Ad-hoc demo mode supported\n", - dev->name); + dev_info(dev, "Ad-hoc demo mode supported\n"); if (priv->has_ibss) - printk(KERN_DEBUG "%s: IEEE standard IBSS ad-hoc mode supported\n", - dev->name); - if (priv->has_wep) { - printk(KERN_DEBUG "%s: WEP supported, %s-bit key\n", dev->name, - priv->has_big_wep ? "104" : "40"); - } + dev_info(dev, "IEEE standard IBSS ad-hoc mode supported\n"); + if (priv->has_wep) + dev_info(dev, "WEP supported, %s-bit key\n", + priv->has_big_wep ? "104" : "40"); if (priv->has_wpa) { - printk(KERN_DEBUG "%s: WPA-PSK supported\n", dev->name); + dev_info(dev, "WPA-PSK supported\n"); if (orinoco_mic_init(priv)) { - printk(KERN_ERR "%s: Failed to setup MIC crypto " - "algorithm. Disabling WPA support\n", dev->name); + dev_err(dev, "Failed to setup MIC crypto algorithm. " + "Disabling WPA support\n"); priv->has_wpa = 0; } } - /* Now we have the firmware capabilities, allocate appropiate - * sized scan buffers */ - if (orinoco_bss_data_allocate(priv)) - goto out; - orinoco_bss_data_init(priv); - - /* Get the MAC address */ - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR, - ETH_ALEN, NULL, dev->dev_addr); - if (err) { - printk(KERN_WARNING "%s: failed to read MAC address!\n", - dev->name); - goto out; - } - - printk(KERN_DEBUG "%s: MAC address %pM\n", - dev->name, dev->dev_addr); - - /* Get the station name */ - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME, - sizeof(nickbuf), &reclen, &nickbuf); - if (err) { - printk(KERN_ERR "%s: failed to read station name\n", - dev->name); - goto out; - } - if (nickbuf.len) - len = min(IW_ESSID_MAX_SIZE, (int)le16_to_cpu(nickbuf.len)); - else - len = min(IW_ESSID_MAX_SIZE, 2 * reclen); - memcpy(priv->nick, &nickbuf.val, len); - priv->nick[len] = '\0'; - - printk(KERN_DEBUG "%s: Station name \"%s\"\n", dev->name, priv->nick); - - err = orinoco_allocate_fid(dev); - if (err) { - printk(KERN_ERR "%s: failed to allocate NIC buffer!\n", - dev->name); - goto out; - } - - /* Get allowed channels */ - err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CHANNELLIST, - &priv->channel_mask); - if (err) { - printk(KERN_ERR "%s: failed to read channel list!\n", - dev->name); - goto out; - } - - /* Get initial AP density */ - err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFSYSTEMSCALE, - &priv->ap_density); - if (err || priv->ap_density < 1 || priv->ap_density > 3) - priv->has_sensitivity = 0; - - /* Get initial RTS threshold */ - err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFRTSTHRESHOLD, - &priv->rts_thresh); - if (err) { - printk(KERN_ERR "%s: failed to read RTS threshold!\n", - dev->name); + err = orinoco_hw_read_card_settings(priv, wiphy->perm_addr); + if (err) goto out; - } - /* Get initial fragmentation settings */ - if (priv->has_mwo) - err = hermes_read_wordrec(hw, USER_BAP, - HERMES_RID_CNFMWOROBUST_AGERE, - &priv->mwo_robust); - else - err = hermes_read_wordrec(hw, USER_BAP, - HERMES_RID_CNFFRAGMENTATIONTHRESHOLD, - &priv->frag_thresh); + err = orinoco_hw_allocate_fid(priv); if (err) { - printk(KERN_ERR "%s: failed to read fragmentation settings!\n", - dev->name); + dev_err(dev, "Failed to allocate NIC buffer!\n"); goto out; } - /* Power management setup */ - if (priv->has_pm) { - priv->pm_on = 0; - priv->pm_mcast = 1; - err = hermes_read_wordrec(hw, USER_BAP, - HERMES_RID_CNFMAXSLEEPDURATION, - &priv->pm_period); - if (err) { - printk(KERN_ERR "%s: failed to read power management period!\n", - dev->name); - goto out; - } - err = hermes_read_wordrec(hw, USER_BAP, - HERMES_RID_CNFPMHOLDOVERDURATION, - &priv->pm_timeout); - if (err) { - printk(KERN_ERR "%s: failed to read power management timeout!\n", - dev->name); - goto out; - } - } - - /* Preamble setup */ - if (priv->has_preamble) { - err = hermes_read_wordrec(hw, USER_BAP, - HERMES_RID_CNFPREAMBLE_SYMBOL, - &priv->preamble); - if (err) - goto out; - } - /* Set up the default configuration */ - priv->iw_mode = IW_MODE_INFRA; + priv->iw_mode = NL80211_IFTYPE_STATION; /* By default use IEEE/IBSS ad-hoc mode if we have it */ priv->prefer_port3 = priv->has_port3 && (!priv->has_ibss); set_port_type(priv); priv->channel = 0; /* use firmware default */ priv->promiscuous = 0; - priv->encode_alg = IW_ENCODE_ALG_NONE; + priv->encode_alg = ORINOCO_ALG_NONE; priv->tx_key = 0; priv->wpa_enabled = 0; priv->tkip_cm_active = 0; @@ -2502,63 +2113,93 @@ static int orinoco_init(struct net_device *dev) priv->wpa_ie_len = 0; priv->wpa_ie = NULL; + if (orinoco_wiphy_register(wiphy)) { + err = -ENODEV; + goto out; + } + /* Make the hardware available, as long as it hasn't been * removed elsewhere (e.g. by PCMCIA hot unplug) */ - spin_lock_irq(&priv->lock); + orinoco_lock_irq(priv); priv->hw_unavailable--; - spin_unlock_irq(&priv->lock); + orinoco_unlock_irq(priv); - printk(KERN_DEBUG "%s: ready\n", dev->name); + dev_dbg(dev, "Ready\n"); out: return err; } +EXPORT_SYMBOL(orinoco_init); static const struct net_device_ops orinoco_netdev_ops = { - .ndo_init = orinoco_init, .ndo_open = orinoco_open, .ndo_stop = orinoco_stop, .ndo_start_xmit = orinoco_xmit, - .ndo_set_multicast_list = orinoco_set_multicast_list, + .ndo_set_rx_mode = orinoco_set_multicast_list, .ndo_change_mtu = orinoco_change_mtu, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, .ndo_tx_timeout = orinoco_tx_timeout, .ndo_get_stats = orinoco_get_stats, }; -struct net_device +/* Allocate private data. + * + * This driver has a number of structures associated with it + * netdev - Net device structure for each network interface + * wiphy - structure associated with wireless phy + * wireless_dev (wdev) - structure for each wireless interface + * hw - structure for hermes chip info + * card - card specific structure for use by the card driver + * (airport, orinoco_cs) + * priv - orinoco private data + * device - generic linux device structure + * + * +---------+ +---------+ + * | wiphy | | netdev | + * | +-------+ | +-------+ + * | | priv | | | wdev | + * | | +-----+ +-+-------+ + * | | | hw | + * | +-+-----+ + * | | card | + * +-+-------+ + * + * priv has a link to netdev and device + * wdev has a link to wiphy + */ +struct orinoco_private *alloc_orinocodev(int sizeof_card, struct device *device, int (*hard_reset)(struct orinoco_private *), int (*stop_fw)(struct orinoco_private *, int)) { - struct net_device *dev; struct orinoco_private *priv; + struct wiphy *wiphy; - dev = alloc_etherdev(sizeof(struct orinoco_private) + sizeof_card); - if (!dev) + /* allocate wiphy + * NOTE: We only support a single virtual interface + * but this may change when monitor mode is added + */ + wiphy = wiphy_new(&orinoco_cfg_ops, + sizeof(struct orinoco_private) + sizeof_card); + if (!wiphy) return NULL; - priv = netdev_priv(dev); - priv->ndev = dev; + + priv = wiphy_priv(wiphy); + priv->dev = device; + if (sizeof_card) priv->card = (void *)((unsigned long)priv + sizeof(struct orinoco_private)); else priv->card = NULL; - priv->dev = device; - /* Setup / override net_device fields */ - dev->netdev_ops = &orinoco_netdev_ops; - dev->watchdog_timeo = HZ; /* 1 second timeout */ - dev->ethtool_ops = &orinoco_ethtool_ops; - dev->wireless_handlers = &orinoco_handler_def; + orinoco_wiphy_init(wiphy); + #ifdef WIRELESS_SPY priv->wireless_data.spy_data = &priv->spy_data; - dev->wireless_data = &priv->wireless_data; #endif - /* we use the default eth_mac_addr for setting the MAC addr */ - - /* Reserve space in skb for the SNAP header */ - dev->hard_header_len += ENCAPS_OVERHEAD; /* Set up default callbacks */ priv->hard_reset = hard_reset; @@ -2575,9 +2216,12 @@ struct net_device INIT_LIST_HEAD(&priv->rx_list); tasklet_init(&priv->rx_tasklet, orinoco_rx_isr_tasklet, - (unsigned long) dev); + (unsigned long) priv); + + spin_lock_init(&priv->scan_lock); + INIT_LIST_HEAD(&priv->scan_list); + INIT_WORK(&priv->process_scan, orinoco_process_scan_results); - netif_carrier_off(dev); priv->last_linkstatus = 0xffff; #if defined(CONFIG_HERMES_CACHE_FW_ON_INIT) || defined(CONFIG_PM_SLEEP) @@ -2588,14 +2232,96 @@ struct net_device /* Register PM notifiers */ orinoco_register_pm_notifier(priv); - return dev; + return priv; } EXPORT_SYMBOL(alloc_orinocodev); -void free_orinocodev(struct net_device *dev) +/* We can only support a single interface. We provide a separate + * function to set it up to distinguish between hardware + * initialisation and interface setup. + * + * The base_addr and irq parameters are passed on to netdev for use + * with SIOCGIFMAP. + */ +int orinoco_if_add(struct orinoco_private *priv, + unsigned long base_addr, + unsigned int irq, + const struct net_device_ops *ops) +{ + struct wiphy *wiphy = priv_to_wiphy(priv); + struct wireless_dev *wdev; + struct net_device *dev; + int ret; + + dev = alloc_etherdev(sizeof(struct wireless_dev)); + + if (!dev) + return -ENOMEM; + + /* Initialise wireless_dev */ + wdev = netdev_priv(dev); + wdev->wiphy = wiphy; + wdev->iftype = NL80211_IFTYPE_STATION; + + /* Setup / override net_device fields */ + dev->ieee80211_ptr = wdev; + dev->watchdog_timeo = HZ; /* 1 second timeout */ + dev->wireless_handlers = &orinoco_handler_def; +#ifdef WIRELESS_SPY + dev->wireless_data = &priv->wireless_data; +#endif + /* Default to standard ops if not set */ + if (ops) + dev->netdev_ops = ops; + else + dev->netdev_ops = &orinoco_netdev_ops; + + /* we use the default eth_mac_addr for setting the MAC addr */ + + /* Reserve space in skb for the SNAP header */ + dev->needed_headroom = ENCAPS_OVERHEAD; + + netif_carrier_off(dev); + + memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN); + + dev->base_addr = base_addr; + dev->irq = irq; + + SET_NETDEV_DEV(dev, priv->dev); + ret = register_netdev(dev); + if (ret) + goto fail; + + priv->ndev = dev; + + /* Report what we've done */ + dev_dbg(priv->dev, "Registerred interface %s.\n", dev->name); + + return 0; + + fail: + free_netdev(dev); + return ret; +} +EXPORT_SYMBOL(orinoco_if_add); + +void orinoco_if_del(struct orinoco_private *priv) { - struct orinoco_private *priv = netdev_priv(dev); + struct net_device *dev = priv->ndev; + + unregister_netdev(dev); + free_netdev(dev); +} +EXPORT_SYMBOL(orinoco_if_del); + +void free_orinocodev(struct orinoco_private *priv) +{ + struct wiphy *wiphy = priv_to_wiphy(priv); struct orinoco_rx_data *rx_data, *temp; + struct orinoco_scan_data *sd, *sdtemp; + + wiphy_unregister(wiphy); /* If the tasklet is scheduled when we call tasklet_kill it * will run one final time. However the tasklet will only @@ -2611,37 +2337,75 @@ void free_orinocodev(struct net_device *dev) kfree(rx_data); } + cancel_work_sync(&priv->process_scan); + /* Explicitly drain priv->scan_list */ + list_for_each_entry_safe(sd, sdtemp, &priv->scan_list, list) { + list_del(&sd->list); + + if ((sd->len > 0) && sd->buf) + kfree(sd->buf); + kfree(sd); + } + orinoco_unregister_pm_notifier(priv); orinoco_uncache_fw(priv); priv->wpa_ie_len = 0; kfree(priv->wpa_ie); orinoco_mic_free(priv); - orinoco_bss_data_free(priv); - free_netdev(dev); + wiphy_free(wiphy); } EXPORT_SYMBOL(free_orinocodev); -static void orinoco_get_drvinfo(struct net_device *dev, - struct ethtool_drvinfo *info) +int orinoco_up(struct orinoco_private *priv) { - struct orinoco_private *priv = netdev_priv(dev); - - strncpy(info->driver, DRIVER_NAME, sizeof(info->driver) - 1); - strncpy(info->version, DRIVER_VERSION, sizeof(info->version) - 1); - strncpy(info->fw_version, priv->fw_name, sizeof(info->fw_version) - 1); - if (dev->dev.parent) - strncpy(info->bus_info, dev_name(dev->dev.parent), - sizeof(info->bus_info) - 1); - else - snprintf(info->bus_info, sizeof(info->bus_info) - 1, - "PCMCIA %p", priv->hw.iobase); + struct net_device *dev = priv->ndev; + unsigned long flags; + int err; + + priv->hw.ops->lock_irqsave(&priv->lock, &flags); + + err = orinoco_reinit_firmware(priv); + if (err) { + printk(KERN_ERR "%s: Error %d re-initializing firmware\n", + dev->name, err); + goto exit; + } + + netif_device_attach(dev); + priv->hw_unavailable--; + + if (priv->open && !priv->hw_unavailable) { + err = __orinoco_up(priv); + if (err) + printk(KERN_ERR "%s: Error %d restarting card\n", + dev->name, err); + } + +exit: + priv->hw.ops->unlock_irqrestore(&priv->lock, &flags); + + return 0; } +EXPORT_SYMBOL(orinoco_up); -static const struct ethtool_ops orinoco_ethtool_ops = { - .get_drvinfo = orinoco_get_drvinfo, - .get_link = ethtool_op_get_link, -}; +void orinoco_down(struct orinoco_private *priv) +{ + struct net_device *dev = priv->ndev; + unsigned long flags; + int err; + + priv->hw.ops->lock_irqsave(&priv->lock, &flags); + err = __orinoco_down(priv); + if (err) + printk(KERN_WARNING "%s: Error %d downing interface\n", + dev->name, err); + + netif_device_detach(dev); + priv->hw_unavailable++; + priv->hw.ops->unlock_irqrestore(&priv->lock, &flags); +} +EXPORT_SYMBOL(orinoco_down); /********************************************************************/ /* Module initialization */ |