rename new rfkill sysfs knobs

This patch renames the (never officially released) sysfs-knobs
"blocked_hw" and "blocked_sw" to "hard" and "soft", as the hardware vs
software conotation is misleading.

It also gets rid of not needed locks around u32-read-access.

Signed-off-by: Florian Mickler <florian@mickler.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 13 insertions, 32 deletions

diff --git a/Documentation/ABI/stable/sysfs-class-rfkill b/Documentation/ABI/stable/sysfs-class-rfkill
index b91c3f37453a..097f522c33bb 100644
--- a/Documentation/ABI/stable/sysfs-class-rfkill
+++ b/Documentation/ABI/stable/sysfs-class-rfkill
@@ -4,7 +4,7 @@ For details to this subsystem look at Documentation/rfkill.txt.
 
 For the deprecated /sys/class/rfkill/*/state and
 /sys/class/rfkill/*/claim knobs of this interface look in
-Documentation/ABI/obsolte/sysfs-class-rfkill.
+Documentation/ABI/obsolete/sysfs-class-rfkill.
 
 What:           /sys/class/rfkill
 Date:           09-Jul-2007
@@ -42,8 +42,8 @@ Values: 	A numeric value.
                 1: true
 
 
-What:           /sys/class/rfkill/rfkill[0-9]+/blocked_hw
-Date:           23-Feb-2010
+What:           /sys/class/rfkill/rfkill[0-9]+/hard
+Date:           12-March-2010
 KernelVersion   v2.6.34
 Contact:        linux-wireless@vger.kernel.org
 Description:    Current hardblock state. This file is read only.
@@ -55,8 +55,8 @@ Values: 	A numeric value.
                         the driver's control.
 
 
-What:           /sys/class/rfkill/rfkill[0-9]+/blocked_sw
-Date:           23-Feb-2010
+What:           /sys/class/rfkill/rfkill[0-9]+/soft
+Date:           12-March-2010
 KernelVersion   v2.6.34
 Contact:        linux-wireless@vger.kernel.org
 Description:    Current softblock state. This file is read and write.
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index 5f33151d70ae..7ae58b5b5a08 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -628,37 +628,25 @@ static ssize_t rfkill_persistent_show(struct device *dev,
         return sprintf(buf, "%d\n", rfkill->persistent);
 }
 
-static ssize_t rfkill_blocked_hw_show(struct device *dev,
+static ssize_t rfkill_hard_show(struct device *dev,
                                  struct device_attribute *attr,
                                  char *buf)
 {
         struct rfkill *rfkill = to_rfkill(dev);
-        unsigned long flags;
-        u32 state;
 
-        spin_lock_irqsave(&rfkill->lock, flags);
-        state = rfkill->state;
-        spin_unlock_irqrestore(&rfkill->lock, flags);
-
-        return sprintf(buf, "%d\n", (state & RFKILL_BLOCK_HW) ? 1 : 0 );
+        return sprintf(buf, "%d\n", (rfkill->state & RFKILL_BLOCK_HW) ? 1 : 0 );
 }
 
-static ssize_t rfkill_blocked_sw_show(struct device *dev,
+static ssize_t rfkill_soft_show(struct device *dev,
                                  struct device_attribute *attr,
                                  char *buf)
 {
         struct rfkill *rfkill = to_rfkill(dev);
-        unsigned long flags;
-        u32 state;
-
-        spin_lock_irqsave(&rfkill->lock, flags);
-        state = rfkill->state;
-        spin_unlock_irqrestore(&rfkill->lock, flags);
 
-        return sprintf(buf, "%d\n", (state & RFKILL_BLOCK_SW) ? 1 : 0 );
+        return sprintf(buf, "%d\n", (rfkill->state & RFKILL_BLOCK_SW) ? 1 : 0 );
 }
 
-static ssize_t rfkill_blocked_sw_store(struct device *dev,
+static ssize_t rfkill_soft_store(struct device *dev,
                                   struct device_attribute *attr,
                                   const char *buf, size_t count)
 {
@@ -698,14 +686,8 @@ static ssize_t rfkill_state_show(struct device *dev,
                                  char *buf)
 {
         struct rfkill *rfkill = to_rfkill(dev);
-        unsigned long flags;
-        u32 state;
-
-        spin_lock_irqsave(&rfkill->lock, flags);
-        state = rfkill->state;
-        spin_unlock_irqrestore(&rfkill->lock, flags);
 
-        return sprintf(buf, "%d\n", user_state_from_blocked(state));
+        return sprintf(buf, "%d\n", user_state_from_blocked(rfkill->state));
 }
 
 static ssize_t rfkill_state_store(struct device *dev,
@@ -755,9 +737,8 @@ static struct device_attribute rfkill_dev_attrs[] = {
         __ATTR(persistent, S_IRUGO, rfkill_persistent_show, NULL),
         __ATTR(state, S_IRUGO|S_IWUSR, rfkill_state_show, rfkill_state_store),
         __ATTR(claim, S_IRUGO|S_IWUSR, rfkill_claim_show, rfkill_claim_store),
-        __ATTR(sw, S_IRUGO|S_IWUSR, rfkill_blocked_sw_show,
-                        rfkill_blocked_sw_store),
-        __ATTR(hw, S_IRUGO, rfkill_blocked_hw_show, NULL),
+        __ATTR(soft, S_IRUGO|S_IWUSR, rfkill_soft_show, rfkill_soft_store),
+        __ATTR(hard, S_IRUGO, rfkill_hard_show, NULL),
         __ATTR_NULL
 };