orinoco: Update scan translation

Report channel, beacon interval and capabilities.
Use WEXT defines instead of magic numbers.
State quality stats in dB.
Also a few changes to keep line length less than 80.
Signed-off-by: NDavid Kilroy <kilroyd@gmail.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/orinoco.c

@@ -3948,7 +3948,7 @@ static int orinoco_ioctl_getrid(struct net_device *dev,
 	return err;
 }
 
-/* Trigger a scan (look for other cells in the vicinity */
+/* Trigger a scan (look for other cells in the vicinity) */
 static int orinoco_ioctl_setscan(struct net_device *dev,
 				 struct iw_request_info *info,
 				 struct iw_param *srq,
@@ -3988,7 +3988,6 @@ static int orinoco_ioctl_setscan(struct net_device *dev,
 	 * we access scan variables in priv is critical.
 	 *	o scan_inprogress : not touched by irq handler
 	 *	o scan_mode : not touched by irq handler
-	 *	o scan_len : synchronised with scan_result
 	 * Before modifying anything on those variables, please think hard !
 	 * Jean II */
 
@@ -4054,8 +4053,7 @@ static int orinoco_ioctl_setscan(struct net_device *dev,
 #define MAX_CUSTOM_LEN 64
 
 /* Translate scan data returned from the card to a card independant
- * format that the Wireless Tools will understand - Jean II
- * Return message length or -errno for fatal errors */
+ * format that the Wireless Tools will understand - Jean II */
 static inline char *orinoco_translate_scan(struct net_device *dev,
 					   struct iw_request_info *info,
 					   char *current_ev,
@@ -4067,9 +4065,10 @@ static inline char *orinoco_translate_scan(struct net_device *dev,
 	u16			capabilities;
 	u16			channel;
 	struct iw_event		iwe;		/* Temporary buffer */
-	char                   *p;
 	char custom[MAX_CUSTOM_LEN];
 
+	memset(&iwe, 0, sizeof(iwe));
+
 	/* First entry *MUST* be the AP MAC address */
 	iwe.cmd = SIOCGIWAP;
 	iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
@@ -4091,8 +4090,8 @@ static inline char *orinoco_translate_scan(struct net_device *dev,
 	/* Add mode */
 	iwe.cmd = SIOCGIWMODE;
 	capabilities = le16_to_cpu(bss->a.capabilities);
-	if (capabilities & 0x3) {
-		if (capabilities & 0x1)
+	if (capabilities & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) {
+		if (capabilities & WLAN_CAPABILITY_ESS)
 			iwe.u.mode = IW_MODE_MASTER;
 		else
 			iwe.u.mode = IW_MODE_ADHOC;
@@ -4102,17 +4101,22 @@ static inline char *orinoco_translate_scan(struct net_device *dev,
 
 	channel = bss->s.channel;
 	if ((channel >= 1) && (channel <= NUM_CHANNELS)) {
-		/* Add frequency */
+		/* Add channel and frequency */
 		iwe.cmd = SIOCGIWFREQ;
+		iwe.u.freq.m = channel;
+		iwe.u.freq.e = 0;
+		current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+						  &iwe, IW_EV_FREQ_LEN);
+
 		iwe.u.freq.m = channel_frequency[channel-1] * 100000;
 		iwe.u.freq.e = 1;
 		current_ev = iwe_stream_add_event(info, current_ev, end_buf,
 						  &iwe, IW_EV_FREQ_LEN);
 	}
 
-	/* Add quality statistics */
+	/* Add quality statistics. level and noise in dB. No link quality */
 	iwe.cmd = IWEVQUAL;
-	iwe.u.qual.updated = 0x10;	/* no link quality */
+	iwe.u.qual.updated = IW_QUAL_DBM | IW_QUAL_QUAL_INVALID;
 	iwe.u.qual.level = (__u8) le16_to_cpu(bss->a.level) - 0x95;
 	iwe.u.qual.noise = (__u8) le16_to_cpu(bss->a.noise) - 0x95;
 	/* Wireless tools prior to 27.pre22 will show link quality
@@ -4126,25 +4130,13 @@ static inline char *orinoco_translate_scan(struct net_device *dev,
 
 	/* Add encryption capability */
 	iwe.cmd = SIOCGIWENCODE;
-	if (capabilities & 0x10)
+	if (capabilities & WLAN_CAPABILITY_PRIVACY)
 		iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
 	else
 		iwe.u.data.flags = IW_ENCODE_DISABLED;
 	iwe.u.data.length = 0;
 	current_ev = iwe_stream_add_point(info, current_ev, end_buf,
-					  &iwe, bss->a.essid);
-
-	/* Add EXTRA: Age to display seconds since last beacon/probe response
-	 * for given network. */
-	iwe.cmd = IWEVCUSTOM;
-	p = custom;
-	p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
-		      " Last beacon: %dms ago",
-		      jiffies_to_msecs(jiffies - last_scanned));
-	iwe.u.data.length = p - custom;
-	if (iwe.u.data.length)
-		current_ev = iwe_stream_add_point(info, current_ev, end_buf,
-						  &iwe, custom);
+					  &iwe, NULL);
 
 	/* Bit rate is not available in Lucent/Agere firmwares */
 	if (priv->firmware_type != FIRMWARE_TYPE_AGERE) {
@@ -4166,7 +4158,8 @@ static inline char *orinoco_translate_scan(struct net_device *dev,
 			if (bss->p.rates[i] == 0x0)
 				break;
 			/* Bit rate given in 500 kb/s units (+ 0x80) */
-			iwe.u.bitrate.value = ((bss->p.rates[i] & 0x7f) * 500000);
+			iwe.u.bitrate.value =
+				((bss->p.rates[i] & 0x7f) * 500000);
 			current_val = iwe_stream_add_value(info, current_ev,
 							   current_val,
 							   end_buf, &iwe,
@@ -4177,6 +4170,34 @@ static inline char *orinoco_translate_scan(struct net_device *dev,
 			current_ev = current_val;
 	}
 
+	/* Beacon interval */
+	iwe.cmd = IWEVCUSTOM;
+	iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN,
+				     "bcn_int=%d",
+				     le16_to_cpu(bss->a.beacon_interv));
+	if (iwe.u.data.length)
+		current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+						  &iwe, custom);
+
+	/* Capabilites */
+	iwe.cmd = IWEVCUSTOM;
+	iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN,
+				     "capab=0x%04x",
+				     capabilities);
+	if (iwe.u.data.length)
+		current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+						  &iwe, custom);
+
+	/* Add EXTRA: Age to display seconds since last beacon/probe response
+	 * for given network. */
+	iwe.cmd = IWEVCUSTOM;
+	iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN,
+				     " Last beacon: %dms ago",
+				     jiffies_to_msecs(jiffies - last_scanned));
+	if (iwe.u.data.length)
+		current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+						  &iwe, custom);
+
 	return current_ev;
 }