rtl8187: Implement rfkill support

This change implements rfkill support for RTL8187B and RTL8187L devices,
using new cfg80211 rfkill API.

Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Tested-by: Hin-Tak Leung <htl10@users.sourceforge.net>
Signed-off-by: Herton Ronaldo Krzesinski <herton@mandriva.com.br>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 16 insertions, 12 deletions

diff --git a/drivers/net/wireless/rtl818x/rtl8187_dev.c b/drivers/net/wireless/rtl818x/rtl8187_dev.c
index 5573e3476802..9679b29e1c49 100644
--- a/drivers/net/wireless/rtl818x/rtl8187_dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8187_dev.c
@@ -32,6 +32,7 @@
 #ifdef CONFIG_RTL8187_LEDS
 #include "rtl8187_leds.h"
 #endif
+#include "rtl8187_rfkill.h"
 
 MODULE_AUTHOR("Michael Wu <flamingice@sourmilk.net>");
 MODULE_AUTHOR("Andrea Merello <andreamrl@tiscali.it>");
@@ -648,10 +649,10 @@ static int rtl8187_init_hw(struct ieee80211_hw *dev)
 
         /* setup card */
         rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0);
-        rtl818x_iowrite8(priv, &priv->map->GPIO, 0);
+        rtl818x_iowrite8(priv, &priv->map->GPIO0, 0);
 
         rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, (4 << 8));
-        rtl818x_iowrite8(priv, &priv->map->GPIO, 1);
+        rtl818x_iowrite8(priv, &priv->map->GPIO0, 1);
         rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0);
 
         rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG);
@@ -674,11 +675,11 @@ static int rtl8187_init_hw(struct ieee80211_hw *dev)
 
         /* host_usb_init */
         rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0);
-        rtl818x_iowrite8(priv, &priv->map->GPIO, 0);
+        rtl818x_iowrite8(priv, &priv->map->GPIO0, 0);
         reg = rtl818x_ioread8(priv, (u8 *)0xFE53);
         rtl818x_iowrite8(priv, (u8 *)0xFE53, reg | (1 << 7));
         rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, (4 << 8));
-        rtl818x_iowrite8(priv, &priv->map->GPIO, 0x20);
+        rtl818x_iowrite8(priv, &priv->map->GPIO0, 0x20);
         rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0);
         rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, 0x80);
         rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0x80);
@@ -907,12 +908,12 @@ static int rtl8187_start(struct ieee80211_hw *dev)
         u32 reg;
         int ret;
 
+        mutex_lock(&priv->conf_mutex);
+
         ret = (!priv->is_rtl8187b) ? rtl8187_init_hw(dev) :
                                      rtl8187b_init_hw(dev);
         if (ret)
-                return ret;
-
-        mutex_lock(&priv->conf_mutex);
+                goto rtl8187_start_exit;
 
         init_usb_anchor(&priv->anchored);
         priv->dev = dev;
@@ -939,8 +940,7 @@ static int rtl8187_start(struct ieee80211_hw *dev)
                                   (7 << 21 /* MAX TX DMA */));
                 rtl8187_init_urbs(dev);
                 rtl8187b_init_status_urb(dev);
-                mutex_unlock(&priv->conf_mutex);
-                return 0;
+                goto rtl8187_start_exit;
         }
 
         rtl818x_iowrite16(priv, &priv->map->INT_MASK, 0xFFFF);
@@ -984,9 +984,10 @@ static int rtl8187_start(struct ieee80211_hw *dev)
         reg |= RTL818X_CMD_RX_ENABLE;
         rtl818x_iowrite8(priv, &priv->map->CMD, reg);
         INIT_DELAYED_WORK(&priv->work, rtl8187_work);
-        mutex_unlock(&priv->conf_mutex);
 
-        return 0;
+rtl8187_start_exit:
+        mutex_unlock(&priv->conf_mutex);
+        return ret;
 }
 
 static void rtl8187_stop(struct ieee80211_hw *dev)
@@ -1277,7 +1278,8 @@ static const struct ieee80211_ops rtl8187_ops = {
         .bss_info_changed       = rtl8187_bss_info_changed,
         .prepare_multicast      = rtl8187_prepare_multicast,
         .configure_filter       = rtl8187_configure_filter,
-        .conf_tx                = rtl8187_conf_tx
+        .conf_tx                = rtl8187_conf_tx,
+        .rfkill_poll            = rtl8187_rfkill_poll
 };
 
 static void rtl8187_eeprom_register_read(struct eeprom_93cx6 *eeprom)
@@ -1517,6 +1519,7 @@ static int __devinit rtl8187_probe(struct usb_interface *intf,
         reg &= 0xFF;
         rtl8187_leds_init(dev, reg);
 #endif
+        rtl8187_rfkill_init(dev);
 
         return 0;
 
@@ -1540,6 +1543,7 @@ static void __devexit rtl8187_disconnect(struct usb_interface *intf)
 #ifdef CONFIG_RTL8187_LEDS
         rtl8187_leds_exit(dev);
 #endif
+        rtl8187_rfkill_exit(dev);
         ieee80211_unregister_hw(dev);
 
         priv = dev->priv;