enhance sysfs rfkill interface

This commit introduces two new sysfs knobs.

/sys/class/rfkill/rfkill[0-9]+/blocked_hw: (ro)
	hardblock kill state
/sys/class/rfkill/rfkill[0-9]+/blocked_sw: (rw)
	softblock kill state

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

1 files changed, 25 insertions, 0 deletions

diff --git a/Documentation/ABI/stable/sysfs-class-rfkill b/Documentation/ABI/stable/sysfs-class-rfkill
index 97d5064f4f84..b91c3f37453a 100644
--- a/Documentation/ABI/stable/sysfs-class-rfkill
+++ b/Documentation/ABI/stable/sysfs-class-rfkill
@@ -40,3 +40,28 @@ Description: 	Whether the soft blocked state is initialised from non-volatile
 Values:         A numeric value.
                 0: false
                 1: true
+
+
+What:           /sys/class/rfkill/rfkill[0-9]+/blocked_hw
+Date:           23-Feb-2010
+KernelVersion   v2.6.34
+Contact:        linux-wireless@vger.kernel.org
+Description:    Current hardblock state. This file is read only.
+Values:         A numeric value.
+                0: inactive
+                        The transmitter is (potentially) active.
+                1: active
+                        The transmitter is forced off by something outside of
+                        the driver's control.
+
+
+What:           /sys/class/rfkill/rfkill[0-9]+/blocked_sw
+Date:           23-Feb-2010
+KernelVersion   v2.6.34
+Contact:        linux-wireless@vger.kernel.org
+Description:    Current softblock state. This file is read and write.
+Values:         A numeric value.
+                0: inactive
+                        The transmitter is (potentially) active.
+                1: active
+                        The transmitter is turned off by software.