patch-2.4.19 linux-2.4.19/drivers/net/pcmcia/ray_cs.c

• Lines: 243
• Date: Fri Aug 2 17:39:44 2002
• Orig file: linux-2.4.18/drivers/net/pcmcia/ray_cs.c
• Orig date: Fri Oct 12 14:21:18 2001

diff -urN linux-2.4.18/drivers/net/pcmcia/ray_cs.c linux-2.4.19/drivers/net/pcmcia/ray_cs.c
@@ -999,7 +999,9 @@
 /*===========================================================================*/
 int ray_dev_init(struct net_device *dev)
 {
+#ifdef RAY_IMMEDIATE_INIT
     int i;
+#endif	/* RAY_IMMEDIATE_INIT */
     ray_dev_t *local = dev->priv;
     dev_link_t *link = local->finder;
 
@@ -1008,6 +1010,7 @@
         DEBUG(2,"ray_dev_init - device not present\n");
         return -1;
     }
+#ifdef RAY_IMMEDIATE_INIT
     /* Download startup parameters */
     if ( (i = dl_startup_params(dev)) < 0)
     {
@@ -1015,7 +1018,14 @@
            "returns 0x%x\n",i);
         return -1;
     }
-    
+#else	/* RAY_IMMEDIATE_INIT */
+    /* Postpone the card init so that we can still configure the card,
+     * for example using the Wireless Extensions. The init will happen
+     * in ray_open() - Jean II */
+    DEBUG(1,"ray_dev_init: postponing card init to ray_open() ; Status = %d\n",
+	  local->card_status);
+#endif	/* RAY_IMMEDIATE_INIT */
+
     /* copy mac and broadcast addresses to linux device */
     memcpy(&dev->dev_addr, &local->sparm.b4.a_mac_addr, ADDRLEN);
     memset(dev->broadcast, 0xff, ETH_ALEN);
@@ -1245,6 +1255,22 @@
       wrq->u.freq.e = 0;
       break;
 
+      /* Set frequency/channel */
+    case SIOCSIWFREQ:
+      /* Reject if card is already initialised */
+      if(local->card_status != CARD_AWAITING_PARAM)
+	{
+	  err = -EBUSY;
+	  break;
+	}
+
+      /* Setting by channel number */
+      if ((wrq->u.freq.m > USA_HOP_MOD) || (wrq->u.freq.e > 0))
+	err = -EOPNOTSUPP;
+      else
+	  local->sparm.b5.a_hop_pattern = wrq->u.freq.m;
+      break;
+
       /* Get current network name (ESSID) */
     case SIOCGIWESSID:
       if (wrq->u.data.pointer)
@@ -1262,6 +1288,46 @@
 	}
       break;
 
+      /* Set desired network name (ESSID) */
+    case SIOCSIWESSID:
+      /* Reject if card is already initialised */
+      if(local->card_status != CARD_AWAITING_PARAM)
+	{
+	  err = -EBUSY;
+	  break;
+	}
+
+	if (wrq->u.data.pointer)
+	{
+	    char	card_essid[IW_ESSID_MAX_SIZE + 1];
+	    
+	    /* Check if we asked for `any' */
+	    if(wrq->u.data.flags == 0)
+	    {
+		/* Corey : can you do that ? */
+		err = -EOPNOTSUPP;
+	    }
+	    else
+	    {
+		/* Check the size of the string */
+		if(wrq->u.data.length >
+		   IW_ESSID_MAX_SIZE + 1)
+		{
+		    err = -E2BIG;
+		    break;
+		}
+		copy_from_user(card_essid,
+			       wrq->u.data.pointer,
+			       wrq->u.data.length);
+		card_essid[IW_ESSID_MAX_SIZE] = '\0';
+
+		/* Set the ESSID in the card */
+		memcpy(local->sparm.b5.a_current_ess_id, card_essid,
+		       IW_ESSID_MAX_SIZE);
+	    }
+	}
+	break;
+
       /* Get current Access Point (BSSID in our case) */
     case SIOCGIWAP:
       memcpy(wrq->u.ap_addr.sa_data, local->bss_id, ETH_ALEN);
@@ -1304,6 +1370,34 @@
       wrq->u.rts.fixed = 1;
       break;
 
+      /* Set the desired RTS threshold */
+    case SIOCSIWRTS:
+    {
+	int rthr = wrq->u.rts.value;
+
+      /* Reject if card is already initialised */
+      if(local->card_status != CARD_AWAITING_PARAM)
+	{
+	  err = -EBUSY;
+	  break;
+	}
+
+	/* if(wrq->u.rts.fixed == 0) we should complain */
+#if WIRELESS_EXT > 8
+	if(wrq->u.rts.disabled)
+	    rthr = 32767;
+	else
+#endif /* WIRELESS_EXT > 8 */
+	    if((rthr < 0) || (rthr > 2347)) /* What's the max packet size ??? */
+	    {
+		err = -EINVAL;
+		break;
+	    }
+	local->sparm.b5.a_rts_threshold[0] = (rthr >> 8) & 0xFF;
+	local->sparm.b5.a_rts_threshold[1] = rthr & 0xFF;
+    }
+    break;
+
       /* Get the current fragmentation threshold */
     case SIOCGIWFRAG:
       wrq->u.frag.value = (local->sparm.b5.a_frag_threshold[0] << 8)
@@ -1313,6 +1407,35 @@
 #endif /* WIRELESS_EXT > 8 */
       wrq->u.frag.fixed = 1;
       break;
+
+      /* Set the desired fragmentation threshold */
+    case SIOCSIWFRAG:
+    {
+	int fthr = wrq->u.frag.value;
+
+      /* Reject if card is already initialised */
+      if(local->card_status != CARD_AWAITING_PARAM)
+	{
+	  err = -EBUSY;
+	  break;
+	}
+
+	/* if(wrq->u.frag.fixed == 0) should complain */
+#if WIRELESS_EXT > 8
+	if(wrq->u.frag.disabled)
+	    fthr = 32767;
+	else
+#endif /* WIRELESS_EXT > 8 */
+	    if((fthr < 256) || (fthr > 2347)) /* To check out ! */
+	    {
+		err = -EINVAL;
+		break;
+	    }
+	local->sparm.b5.a_frag_threshold[0] = (fthr >> 8) & 0xFF;
+	local->sparm.b5.a_frag_threshold[1] = fthr & 0xFF;
+    }
+    break;
+
 #endif	/* WIRELESS_EXT > 7 */
 #if WIRELESS_EXT > 8
 
@@ -1323,6 +1446,33 @@
       else
 	wrq->u.mode = IW_MODE_ADHOC;
       break;
+
+      /* Set the current mode of operation */
+    case SIOCSIWMODE:
+    {
+	char card_mode = 1;
+	
+      /* Reject if card is already initialised */
+      if(local->card_status != CARD_AWAITING_PARAM)
+	{
+	  err = -EBUSY;
+	  break;
+	}
+
+	switch (wrq->u.mode)
+	{
+	case IW_MODE_ADHOC:
+	    card_mode = 0;
+	    // Fall through
+	case IW_MODE_INFRA:
+	    local->sparm.b5.a_network_type = card_mode;
+	    break;
+	default:
+	    err = -EINVAL;
+	}
+    }
+    break;
+
 #endif /* WIRELESS_EXT > 8 */
 #if WIRELESS_EXT > 7
       /* ------------------ IWSPY SUPPORT ------------------ */
@@ -1549,6 +1699,21 @@
     if (link->open == 0) local->num_multi = 0;
     link->open++;
 
+    /* If the card is not started, time to start it ! - Jean II */
+    if(local->card_status == CARD_AWAITING_PARAM) {
+	int i;
+
+	DEBUG(1,"ray_open: doing init now !\n");
+
+	/* Download startup parameters */
+	if ( (i = dl_startup_params(dev)) < 0)
+	  {
+	    printk(KERN_INFO "ray_dev_init dl_startup_params failed - "
+		   "returns 0x%x\n",i);
+	    return -1;
+	  }
+     }
+
     if (sniffer) netif_stop_queue(dev);
     else         netif_start_queue(dev);
 
@@ -1572,6 +1737,11 @@
     if (link->state & DEV_STALE_CONFIG)
 	mod_timer(&link->release, jiffies + HZ/20);
 
+    /* In here, we should stop the hardware (stop card from beeing active)
+     * and set local->card_status to CARD_AWAITING_PARAM, so that while the
+     * card is closed we can chage its configuration.
+     * Probably also need a COR reset to get sane state - Jean II */
+
     MOD_DEC_USE_COUNT;
 
     return 0;