Bug 28972

Summary: Unable to iwconfig sens for device rt2860
Product: Drivers Reporter: jd1008
Component: network-wirelessAssignee: drivers_network-wireless (drivers_network-wireless)
Status: CLOSED INVALID    
Severity: high CC: linville, mike.cloaked
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 2.6.37 Subsystem:
Regression: No Bisected commit-id:

Description jd1008 2011-02-12 18:06:24 UTC
# iwconfig wlan0 sens -90
Error for wireless request "Set Sensitivity" (8B08) :
    SET failed on device wlan0 ; Operation not supported.
# iwconfig wlan0 sens -70
Error for wireless request "Set Sensitivity" (8B08) :
    SET failed on device wlan0 ; Operation not supported.
# iwconfig wlan0 sens -60
Error for wireless request "Set Sensitivity" (8B08) :
    SET failed on device wlan0 ; Operation not supported.

# lsmod | grep rt2
rt2800pci               6723  0 
rt2800lib              28134  1 rt2800pci
rt2x00pci               4001  1 rt2800pci
rt2x00lib              25300  3 rt2800pci,rt2800lib,rt2x00pci

On some other driver, as reported by a user on the 
fedora users mailing list, it does work:

http://lists.fedoraproject.org/pipermail/users/2011-February/392324.html
Comment 1 John W. Linville 2011-02-14 15:53:24 UTC
mac80211-based drivers simply do not support setting that parameter.  These drivers are simple and do not roam on their own.  Instead they rely on a userland component (e.g. wpa_supplicant) to do the roaming.
Comment 2 John W. Linville 2011-02-14 15:53:36 UTC
*** Bug 29042 has been marked as a duplicate of this bug. ***